X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=src%2Fflac%2Fencode.c;h=1b6a4d655462ca55e344bfdf9553e008c6cf6697;hb=f25b2602dce3c09098e3092bfad983e3ec7fdb4f;hp=e4e0c9cbc71f3a8c62e13838a7d562961ba26f9e;hpb=69ecf4f0e8aad755aa6e4efe132ddcf5f89060d4;p=platform%2Fupstream%2Fflac.git diff --git a/src/flac/encode.c b/src/flac/encode.c index e4e0c9c..1b6a4d6 100644 --- a/src/flac/encode.c +++ b/src/flac/encode.c @@ -1,5 +1,5 @@ /* flac - Command-line FLAC encoder/decoder - * Copyright (C) 2000,2001,2002,2003,2004,2005,2006,2007 Josh Coalson + * Copyright (C) 2000,2001,2002,2003,2004,2005,2006,2007,2008,2009 Josh Coalson * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -11,36 +11,27 @@ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #if HAVE_CONFIG_H # include #endif -#if defined _WIN32 && !defined __CYGWIN__ -/* where MSVC puts unlink() */ -# include -#else -# include -#endif -#if defined _MSC_VER || defined __MINGW32__ -#include /* for off_t */ -#if _MSC_VER <= 1600 /* @@@ [2G limit] */ -#define fseeko fseek -#define ftello ftell -#endif -#endif #include #include /* for LONG_MAX */ #include /* for floor() */ #include /* for FILE etc. */ #include /* for malloc */ #include /* for strcmp(), strerror() */ +#include #include "FLAC/all.h" +#include "share/alloc.h" #include "share/grabbag.h" +#include "share/compat.h" +#include "share/private.h" #include "encode.h" #ifdef min @@ -53,9 +44,32 @@ #define max(x,y) ((x)>(y)?(x):(y)) /* this MUST be >= 588 so that sector aligning can take place with one read */ +/* this MUST be < 2^sizeof(size_t) / ( FLAC__MAX_CHANNELS * (FLAC__MAX_BITS_PER_SAMPLE/8) ) */ #define CHUNK_OF_SAMPLES 2048 typedef struct { + unsigned sample_rate; + unsigned channels; + unsigned bits_per_sample; /* width of sample point, including 'shift' bits, valid bps is bits_per_sample-shift */ + unsigned shift; /* # of LSBs samples have been shifted left by */ + unsigned bytes_per_wide_sample; /* for convenience, always == channels*((bps+7)/8), or 0 if N/A to input format (like FLAC) */ + FLAC__bool is_unsigned_samples; + FLAC__bool is_big_endian; + FLAC__uint32 channel_mask; +} SampleInfo; + +/* this is the client_data attached to the FLAC decoder when encoding from a FLAC file */ +typedef struct { + FLAC__off_t filesize; + const FLAC__byte *lookahead; + unsigned lookahead_length; + size_t num_metadata_blocks; + FLAC__StreamMetadata *metadata_blocks[1024]; /*@@@ BAD MAGIC number */ + FLAC__uint64 samples_left_to_process; + FLAC__bool fatal_error; +} FLACDecoderData; + +typedef struct { #if FLAC__HAS_OGG FLAC__bool use_ogg; #endif @@ -66,38 +80,34 @@ typedef struct { const char *infilename; const char *outfilename; - FLAC__uint64 skip; - FLAC__uint64 until; /* a value of 0 mean end-of-stream (i.e. --until=-0) */ FLAC__bool treat_warnings_as_errors; FLAC__bool continue_through_decode_errors; FLAC__bool replay_gain; - unsigned channels; - unsigned bits_per_sample; - unsigned sample_rate; - FLAC__uint64 unencoded_size; - FLAC__uint64 total_samples_to_encode; + FLAC__uint64 total_samples_to_encode; /* (i.e. "wide samples" aka "sample frames") WATCHOUT: may be 0 to mean 'unknown' */ + FLAC__uint64 unencoded_size; /* an estimate of the input size, only used in the progress indicator */ FLAC__uint64 bytes_written; FLAC__uint64 samples_written; unsigned stats_mask; + SampleInfo info; + + FileFormat format; + union { + struct { + FLAC__uint64 data_bytes; + } iff; + struct { + FLAC__StreamDecoder *decoder; + FLACDecoderData client_data; + } flac; + } fmt; + FLAC__StreamEncoder *encoder; FILE *fin; FLAC__StreamMetadata *seek_table_template; } EncoderSession; -/* this is data attached to the FLAC decoder when encoding from a FLAC file */ -typedef struct { - EncoderSession *encoder_session; - off_t filesize; - const FLAC__byte *lookahead; - unsigned lookahead_length; - size_t num_metadata_blocks; - FLAC__StreamMetadata *metadata_blocks[1024]; /*@@@ BAD MAGIC number */ - FLAC__uint64 samples_left_to_process; - FLAC__bool fatal_error; -} FLACDecoderData; - const int FLAC_ENCODE__DEFAULT_PADDING = 8192; static FLAC__bool is_big_endian_host_; @@ -112,22 +122,15 @@ static FLAC__int32 *input_[FLAC__MAX_CHANNELS]; /* - * unpublished debug routines from the FLAC libs - */ -extern FLAC__bool FLAC__stream_encoder_disable_constant_subframes(FLAC__StreamEncoder *encoder, FLAC__bool value); -extern FLAC__bool FLAC__stream_encoder_disable_fixed_subframes(FLAC__StreamEncoder *encoder, FLAC__bool value); -extern FLAC__bool FLAC__stream_encoder_disable_verbatim_subframes(FLAC__StreamEncoder *encoder, FLAC__bool value); -extern FLAC__bool FLAC__stream_encoder_set_do_md5(FLAC__StreamEncoder *encoder, FLAC__bool value); - -/* * local routines */ -static FLAC__bool EncoderSession_construct(EncoderSession *e, FLAC__bool use_ogg, FLAC__bool verify, FLAC__bool treat_warnings_as_errors, FLAC__bool continue_through_decode_errors, FILE *infile, const char *infilename, const char *outfilename); +static FLAC__bool EncoderSession_construct(EncoderSession *e, encode_options_t options, FLAC__off_t infilesize, FILE *infile, const char *infilename, const char *outfilename, const FLAC__byte *lookahead, unsigned lookahead_length); static void EncoderSession_destroy(EncoderSession *e); static int EncoderSession_finish_ok(EncoderSession *e, int info_align_carry, int info_align_zero, foreign_metadata_t *foreign_metadata); static int EncoderSession_finish_error(EncoderSession *e); -static FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t options, FLAC__uint32 channel_mask, unsigned channels, unsigned bps, unsigned sample_rate, const foreign_metadata_t *foreign_metadata, FLACDecoderData *flac_decoder_data); +static FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t options); static FLAC__bool EncoderSession_process(EncoderSession *e, const FLAC__int32 * const buffer[], unsigned samples); +static FLAC__bool EncoderSession_format_is_iff(const EncoderSession *e); static FLAC__bool convert_to_seek_table_template(const char *requested_seek_points, int num_requested_seek_points, FLAC__StreamMetadata *cuesheet, EncoderSession *e); static FLAC__bool canonicalize_until_specification(utils__SkipUntilSpecification *spec, const char *inbasefilename, unsigned sample_rate, FLAC__uint64 skip, FLAC__uint64 total_samples_in_input); static FLAC__bool verify_metadata(const EncoderSession *e, FLAC__StreamMetadata **metadata, unsigned num_metadata); @@ -141,639 +144,240 @@ static FLAC__bool flac_decoder_eof_callback(const FLAC__StreamDecoder *decoder, static FLAC__StreamDecoderWriteStatus flac_decoder_write_callback(const FLAC__StreamDecoder *decoder, const FLAC__Frame *frame, const FLAC__int32 * const buffer[], void *client_data); static void flac_decoder_metadata_callback(const FLAC__StreamDecoder *decoder, const FLAC__StreamMetadata *metadata, void *client_data); static void flac_decoder_error_callback(const FLAC__StreamDecoder *decoder, FLAC__StreamDecoderErrorStatus status, void *client_data); -static FLAC__bool parse_cuesheet(FLAC__StreamMetadata **cuesheet, const char *cuesheet_filename, const char *inbasefilename, FLAC__bool is_cdda, FLAC__uint64 lead_out_offset, FLAC__bool treat_warnings_as_errors); +static FLAC__bool parse_cuesheet(FLAC__StreamMetadata **cuesheet, const char *cuesheet_filename, const char *inbasefilename, unsigned sample_rate, FLAC__bool is_cdda, FLAC__uint64 lead_out_offset, FLAC__bool treat_warnings_as_errors); static void print_stats(const EncoderSession *encoder_session); static void print_error_with_init_status(const EncoderSession *e, const char *message, FLAC__StreamEncoderInitStatus init_status); static void print_error_with_state(const EncoderSession *e, const char *message); static void print_verify_error(EncoderSession *e); -static FLAC__bool read_little_endian_uint16(FILE *f, FLAC__uint16 *val, FLAC__bool eof_ok, const char *fn); -static FLAC__bool read_little_endian_uint32(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, const char *fn); -static FLAC__bool read_big_endian_uint16(FILE *f, FLAC__uint16 *val, FLAC__bool eof_ok, const char *fn); -static FLAC__bool read_big_endian_uint32(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, const char *fn); -static FLAC__bool read_sane_extended(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, const char *fn); +static FLAC__bool read_bytes(FILE *f, FLAC__byte *buf, size_t n, FLAC__bool eof_ok, const char *fn); +static FLAC__bool read_uint16(FILE *f, FLAC__bool big_endian, FLAC__uint16 *val, const char *fn); +static FLAC__bool read_uint32(FILE *f, FLAC__bool big_endian, FLAC__uint32 *val, const char *fn); +static FLAC__bool read_uint64(FILE *f, FLAC__bool big_endian, FLAC__uint64 *val, const char *fn); +static FLAC__bool read_sane_extended(FILE *f, FLAC__uint32 *val, const char *fn); static FLAC__bool fskip_ahead(FILE *f, FLAC__uint64 offset); static unsigned count_channel_mask_bits(FLAC__uint32 mask); #if 0 static FLAC__uint32 limit_channel_mask(FLAC__uint32 mask, unsigned channels); #endif -/* - * public routines - */ -int flac__encode_aif(FILE *infile, off_t infilesize, const char *infilename, const char *outfilename, const FLAC__byte *lookahead, unsigned lookahead_length, wav_encode_options_t options, FLAC__bool is_aifc) +static FLAC__bool get_sample_info_raw(EncoderSession *e, encode_options_t options) { - EncoderSession encoder_session; - FLAC__uint16 x; - FLAC__uint32 xx; - unsigned int channels= 0U, bps= 0U, shift= 0U, sample_rate= 0U, sample_frames= 0U; - size_t channel_map[FLAC__MAX_CHANNELS]; - FLAC__bool got_comm_chunk= false, got_ssnd_chunk= false; - int info_align_carry= -1, info_align_zero= -1; - FLAC__bool is_big_endian_pcm = true; + e->info.sample_rate = options.format_options.raw.sample_rate; + e->info.channels = options.format_options.raw.channels; + e->info.bits_per_sample = options.format_options.raw.bps; + e->info.shift = 0; + e->info.bytes_per_wide_sample = options.format_options.raw.channels * ((options.format_options.raw.bps+7)/8); + e->info.is_unsigned_samples = options.format_options.raw.is_unsigned_samples; + e->info.is_big_endian = options.format_options.raw.is_big_endian; + e->info.channel_mask = 0; - (void)infilesize; /* silence compiler warning about unused parameter */ - (void)lookahead; /* silence compiler warning about unused parameter */ - (void)lookahead_length; /* silence compiler warning about unused parameter */ + return true; +} - if(! - EncoderSession_construct( - &encoder_session, -#if FLAC__HAS_OGG - options.common.use_ogg, -#else - /*use_ogg=*/false, -#endif - options.common.verify, - options.common.treat_warnings_as_errors, - options.common.continue_through_decode_errors, - infile, - infilename, - outfilename - ) - ) - return 1; +static FLAC__bool get_sample_info_wave(EncoderSession *e, encode_options_t options) +{ + FLAC__bool got_fmt_chunk = false, got_data_chunk = false, got_ds64_chunk = false; + unsigned sample_rate = 0, channels = 0, bps = 0, shift = 0; + FLAC__uint32 channel_mask = 0; + FLAC__uint64 ds64_data_size = 0; - /* initialize default channel map that preserves channel order */ - { - size_t i; - for(i = 0; i < sizeof(channel_map)/sizeof(channel_map[0]); i++) - channel_map[i] = i; - } + e->info.is_unsigned_samples = false; + e->info.is_big_endian = false; - if(options.foreign_metadata) { - const char *error; - if(!flac__foreign_metadata_read_from_aiff(options.foreign_metadata, infilename, &error)) { - flac__utils_printf(stderr, 1, "%s: ERROR reading foreign metadata: %s\n", encoder_session.inbasefilename, error); - return EncoderSession_finish_error(&encoder_session); + if(e->format == FORMAT_WAVE64) { + /* + * lookahead[] already has "riff\x2E\x91\xCF\x11\xD6\xA5\x28\xDB", skip over remaining header + */ + if(!fskip_ahead(e->fin, 16+8+16-12)) { /* riff GUID + riff size + WAVE GUID - lookahead */ + flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping over remaining \"riff\" header\n", e->inbasefilename); + return false; } } + /* else lookahead[] already has "RIFFxxxxWAVE" or "RF64xxxxWAVE" */ - /* lookahead[] already has "FORMxxxxAIFF", do sub-chunks */ - - while(1) { - size_t c= 0U; - char chunk_id[5] = { '\0', '\0', '\0', '\0', '\0' }; /* one extra byte for terminating NUL so we can also treat it like a C string */ + while(!feof(e->fin) && !got_data_chunk) { + /* chunk IDs are 4 bytes for WAVE/RF64, 16 for Wave64 */ + /* for WAVE/RF64 we want the 5th char zeroed so we can treat it like a C string */ + char chunk_id[16] = { '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0' }; - /* chunk identifier; really conservative about behavior of fread() and feof() */ - if(feof(infile) || ((c= fread(chunk_id, 1U, 4U, infile)), c==0U && feof(infile))) - break; - else if(c<4U || feof(infile)) { - flac__utils_printf(stderr, 1, "%s: ERROR: incomplete chunk identifier\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); + if(!read_bytes(e->fin, (FLAC__byte*)chunk_id, e->format==FORMAT_WAVE64?16:4, /*eof_ok=*/true, e->inbasefilename)) { + flac__utils_printf(stderr, 1, "%s: ERROR: incomplete chunk identifier\n", e->inbasefilename); + return false; } + if(feof(e->fin)) + break; - if(got_comm_chunk==false && !memcmp(chunk_id, "COMM", 4)) { /* common chunk */ - unsigned long skip; - const FLAC__uint32 minimum_comm_size = (is_aifc? 22 : 18); - - /* COMM chunk size */ - if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - else if(xxformat == FORMAT_RF64 && !memcmp(chunk_id, "ds64", 4)) { /* RF64 64-bit sizes chunk */ + FLAC__uint32 xx, data_bytes; - /* number of channels */ - if(!read_big_endian_uint16(infile, &x, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - else if(x==0U || x>FLAC__MAX_CHANNELS) { - flac__utils_printf(stderr, 1, "%s: ERROR: unsupported number channels %u\n", encoder_session.inbasefilename, (unsigned int)x); - return EncoderSession_finish_error(&encoder_session); - } - else if(x>2U && !options.common.channel_map_none) { - flac__utils_printf(stderr, 1, "%s: ERROR: unsupported number channels %u for AIFF\n", encoder_session.inbasefilename, (unsigned int)x); - return EncoderSession_finish_error(&encoder_session); + if(got_ds64_chunk) { + flac__utils_printf(stderr, 1, "%s: ERROR: file has multiple 'ds64' chunks\n", e->inbasefilename); + return false; } - else if(options.common.sector_align && x!=2U) { - flac__utils_printf(stderr, 1, "%s: ERROR: file has %u channels, must be 2 for --sector-align\n", encoder_session.inbasefilename, (unsigned int)x); - return EncoderSession_finish_error(&encoder_session); + if(got_fmt_chunk || got_data_chunk) { + flac__utils_printf(stderr, 1, "%s: ERROR: 'ds64' chunk appears after 'fmt ' or 'data' chunk\n", e->inbasefilename); + return false; } - channels= x; - - /* number of sample frames */ - if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - sample_frames= xx; - /* bits per sample */ - if(!read_big_endian_uint16(infile, &x, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - else if(x<4U || x>24U) { - flac__utils_printf(stderr, 1, "%s: ERROR: unsupported bits-per-sample %u\n", encoder_session.inbasefilename, (unsigned int)x); - return EncoderSession_finish_error(&encoder_session); - } - else if(options.common.sector_align && x!=16U) { - flac__utils_printf(stderr, 1, "%s: ERROR: file has %u bits-per-sample, must be 16 for --sector-align\n", encoder_session.inbasefilename, (unsigned int)x); - return EncoderSession_finish_error(&encoder_session); + /* ds64 chunk size */ + if(!read_uint32(e->fin, /*big_endian=*/false, &xx, e->inbasefilename)) + return false; + data_bytes = xx; + if(data_bytes < 28) { + flac__utils_printf(stderr, 1, "%s: ERROR: non-standard 'ds64' chunk has length = %u\n", e->inbasefilename, (unsigned)data_bytes); + return false; } - bps= x; - shift= (bps%8)? 8-(bps%8) : 0; /* SSND data is always byte-aligned, left-justified but format_input() will double-check */ - bps+= shift; + if(data_bytes & 1) /* should never happen, but enforce WAVE alignment rules */ + data_bytes++; - /* sample rate */ - if(!read_sane_extended(infile, &xx, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - else if(!FLAC__format_sample_rate_is_valid(xx)) { - flac__utils_printf(stderr, 1, "%s: ERROR: unsupported sample rate %u\n", encoder_session.inbasefilename, (unsigned int)xx); - return EncoderSession_finish_error(&encoder_session); - } - else if(options.common.sector_align && xx!=44100U) { - flac__utils_printf(stderr, 1, "%s: ERROR: file's sample rate is %u, must be 44100 for --sector-align\n", encoder_session.inbasefilename, (unsigned int)xx); - return EncoderSession_finish_error(&encoder_session); - } - sample_rate= xx; + /* RIFF 64-bit size, lo/hi */ + if(!read_uint32(e->fin, /*big_endian=*/false, &xx, e->inbasefilename)) + return false; + if(!read_uint32(e->fin, /*big_endian=*/false, &xx, e->inbasefilename)) + return false; - /* check compression type for AIFF-C */ - if(is_aifc) { - if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - if(xx == 0x736F7774) /* "sowt" */ - is_big_endian_pcm = false; - else if(xx == 0x4E4F4E45) /* "NONE" */ - ; /* nothing to do, we already default to big-endian */ - else { - flac__utils_printf(stderr, 1, "%s: ERROR: can't handle AIFF-C compression type \"%c%c%c%c\"\n", encoder_session.inbasefilename, (char)(xx>>24), (char)((xx>>16)&8), (char)((xx>>8)&8), (char)(xx&8)); - return EncoderSession_finish_error(&encoder_session); - } - } + /* 'data' 64-bit size */ + if(!read_uint64(e->fin, /*big_endian=*/false, &ds64_data_size, e->inbasefilename)) + return false; - /* set channel mapping */ - /* FLAC order follows SMPTE and WAVEFORMATEXTENSIBLE but with fewer channels, which are: */ - /* front left, front right, center, LFE, back left, back right, surround left, surround right */ - /* specs say the channel ordering is: - * 1 2 3 4 5 6 - * ___________________________________________________ - * 2 stereo l r - * 3 l r c - * 4 l c r S - * quad (ambiguous with 4ch) Fl Fr Bl Br - * 5 Fl Fr Fc Sl Sr - * 6 l lc c r rc S - * l:left r:right c:center Fl:front-left Fr:front-right Bl:back-left Br:back-right Lc:left-center Rc:right-center S:surround - * so we only have unambiguous mappings for 2, 3, and 5 channels - */ - if( - options.common.channel_map_none || - channels == 1 || /* 1 channel: (mono) */ - channels == 2 || /* 2 channels: left, right */ - channels == 3 || /* 3 channels: left, right, center */ - channels == 5 /* 5 channels: front left, front right, center, surround left, surround right */ - ) { - /* keep default channel order */ - } - else { - flac__utils_printf(stderr, 1, "%s: ERROR: unsupported number channels %u for AIFF\n", encoder_session.inbasefilename, channels); - return EncoderSession_finish_error(&encoder_session); - } + data_bytes -= 16; - /* skip any extra data in the COMM chunk */ - if(!fskip_ahead(infile, skip)) { - flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping extra COMM data\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); + /* skip any extra data in the ds64 chunk */ + if(!fskip_ahead(e->fin, data_bytes)) { + flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping over extra 'ds64' data\n", e->inbasefilename); + return false; } - /* - * now that we know the sample rate, canonicalize the - * --skip string to a number of samples: - */ - flac__utils_canonicalize_skip_until_specification(&options.common.skip_specification, sample_rate); - FLAC__ASSERT(options.common.skip_specification.value.samples >= 0); - encoder_session.skip = (FLAC__uint64)options.common.skip_specification.value.samples; - FLAC__ASSERT(!options.common.sector_align || encoder_session.skip == 0); - - got_comm_chunk= true; + got_ds64_chunk = true; } - else if(got_ssnd_chunk==false && !memcmp(chunk_id, "SSND", 4)) { /* sound data chunk */ - unsigned int offset= 0U, block_size= 0U, align_remainder= 0U, data_bytes; - const size_t bytes_per_frame= channels*(bps>>3); - FLAC__uint64 total_samples_in_input, trim = 0; - FLAC__bool pad= false; - - if(got_comm_chunk==false) { - flac__utils_printf(stderr, 1, "%s: ERROR: got 'SSND' chunk before 'COMM' chunk\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - - /* SSND chunk size */ - if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - if(options.common.ignore_chunk_sizes) { - FLAC__ASSERT(!options.common.sector_align); - data_bytes = (unsigned)(-(int)bytes_per_frame); /* max out data_bytes; we'll use EOF as signal to stop reading */ - } - else { - data_bytes= xx; - data_bytes-= 8U; /* discount the offset and block size fields */ - } - pad= (data_bytes & 1U) ? true : false; - - /* offset */ - if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - offset= xx; - data_bytes-= offset; - - /* block size */ - if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - else if(xx!=0U) { - flac__utils_printf(stderr, 1, "%s: ERROR: block size is %u; must be 0\n", encoder_session.inbasefilename, (unsigned int)xx); - return EncoderSession_finish_error(&encoder_session); - } - block_size= xx; - - /* skip any SSND offset bytes */ - FLAC__ASSERT(offset<=LONG_MAX); - if(!fskip_ahead(infile, offset)) { - flac__utils_printf(stderr, 1, "%s: ERROR: skipping offset in SSND chunk\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - if(data_bytes!=(sample_frames*bytes_per_frame)) { - flac__utils_printf(stderr, 1, "%s: ERROR: SSND chunk size inconsistent with sample frame count\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); + else if( + !memcmp(chunk_id, "fmt ", 4) && + (e->format!=FORMAT_WAVE64 || !memcmp(chunk_id, "fmt \xF3\xAC\xD3\x11\xD1\x8C\x00\xC0\x4F\x8E\xDB\x8A", 16)) + ) { /* format chunk */ + FLAC__uint16 x; + FLAC__uint32 xx, data_bytes; + FLAC__uint16 wFormatTag; /* wFormatTag word from the 'fmt ' chunk */ + + if(got_fmt_chunk) { + flac__utils_printf(stderr, 1, "%s: ERROR: file has multiple 'fmt ' chunks\n", e->inbasefilename); + return false; } - /* *options.common.align_reservoir_samples will be 0 unless --sector-align is used */ - FLAC__ASSERT(options.common.sector_align || *options.common.align_reservoir_samples == 0); - total_samples_in_input = data_bytes / bytes_per_frame + *options.common.align_reservoir_samples; - - /* - * now that we know the input size, canonicalize the - * --until string to an absolute sample number: + /* see + * http://www-mmsp.ece.mcgill.ca/Documents/AudioFormats/WAVE/WAVE.html + * http://windowssdk.msdn.microsoft.com/en-us/library/ms713497.aspx + * http://msdn.microsoft.com/library/default.asp?url=/library/en-us/audio_r/hh/Audio_r/aud-prop_d40f094e-44f9-4baa-8a15-03e4fb369501.xml.asp + * + * WAVEFORMAT is + * 4 byte: chunk size + * 2 byte: format type: 1 for WAVE_FORMAT_PCM, 65534 for WAVE_FORMAT_EXTENSIBLE + * 2 byte: # channels + * 4 byte: sample rate (Hz) + * 4 byte: avg bytes per sec + * 2 byte: block align + * 2 byte: bits per sample (not necessarily all significant) + * WAVEFORMATEX adds + * 2 byte: extension size in bytes (usually 0 for WAVEFORMATEX and 22 for WAVEFORMATEXTENSIBLE with PCM) + * WAVEFORMATEXTENSIBLE adds + * 2 byte: valid bits per sample + * 4 byte: channel mask + * 16 byte: subformat GUID, first 2 bytes have format type, 1 being PCM + * + * Current spec says WAVEFORMATEX with PCM must have bps == 8 or 16, or any multiple of 8 for WAVEFORMATEXTENSIBLE. + * Lots of old broken WAVEs/apps have don't follow it, e.g. 20 bps but a block align of 3/6 for mono/stereo. + * + * Block align for WAVE_FORMAT_PCM or WAVE_FORMAT_EXTENSIBLE is also supposed to be channels*bps/8 + * + * If the channel mask has more set bits than # of channels, the extra MSBs are ignored. + * If the channel mask has less set bits than # of channels, the extra channels are unassigned to any speaker. + * + * Data is supposed to be unsigned for bps <= 8 else signed. */ - if(!canonicalize_until_specification(&options.common.until_specification, encoder_session.inbasefilename, sample_rate, encoder_session.skip, total_samples_in_input)) - return EncoderSession_finish_error(&encoder_session); - encoder_session.until = (FLAC__uint64)options.common.until_specification.value.samples; - FLAC__ASSERT(!options.common.sector_align || encoder_session.until == 0); - if(encoder_session.skip>0U) { - if(!fskip_ahead(infile, encoder_session.skip*bytes_per_frame)) { - flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping samples\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); + /* fmt chunk size */ + if(!read_uint32(e->fin, /*big_endian=*/false, &xx, e->inbasefilename)) + return false; + data_bytes = xx; + if(e->format == FORMAT_WAVE64) { + /* other half of the size field should be 0 */ + if(!read_uint32(e->fin, /*big_endian=*/false, &xx, e->inbasefilename)) + return false; + if(xx) { + flac__utils_printf(stderr, 1, "%s: ERROR: freakishly large Wave64 'fmt ' chunk has length = 0x%08X%08X\n", e->inbasefilename, (unsigned)xx, (unsigned)data_bytes); + return false; + } + /* subtract size of header */ + if (data_bytes < 16+8) { + flac__utils_printf(stderr, 1, "%s: ERROR: freakishly small Wave64 'fmt ' chunk has length = 0x%08X%08X\n", e->inbasefilename, (unsigned)xx, (unsigned)data_bytes); + return false; } + data_bytes -= (16+8); } - - data_bytes-= (unsigned int)encoder_session.skip*bytes_per_frame; /*@@@ WATCHOUT: 4GB limit */ - if(options.common.ignore_chunk_sizes) { - encoder_session.total_samples_to_encode= 0; - flac__utils_printf(stderr, 2, "(No runtime statistics possible; please wait for encoding to finish...)\n"); - FLAC__ASSERT(0 == encoder_session.until); + if(data_bytes < 16) { + flac__utils_printf(stderr, 1, "%s: ERROR: non-standard 'fmt ' chunk has length = %u\n", e->inbasefilename, (unsigned)data_bytes); + return false; } - else { - encoder_session.total_samples_to_encode= total_samples_in_input - encoder_session.skip; - } - if(encoder_session.until > 0) { - trim = total_samples_in_input - encoder_session.until; - FLAC__ASSERT(total_samples_in_input > 0); - FLAC__ASSERT(!options.common.sector_align); - data_bytes-= (unsigned int)trim*bytes_per_frame; - encoder_session.total_samples_to_encode-= trim; - } - if(options.common.sector_align) { - align_remainder= (unsigned int)(encoder_session.total_samples_to_encode % 588U); - if(options.common.is_last_file) - encoder_session.total_samples_to_encode+= (588U-align_remainder); /* will pad with zeroes */ - else - encoder_session.total_samples_to_encode-= align_remainder; /* will stop short and carry over to next file */ + if(e->format != FORMAT_WAVE64) { + if(data_bytes & 1) /* should never happen, but enforce WAVE alignment rules */ + data_bytes++; + } + else { /* Wave64 */ + data_bytes = (data_bytes+7) & (~7u); /* should never happen, but enforce Wave64 alignment rules */ } - /* +54 for the size of the AIFF headers; this is just an estimate for the progress indicator and doesn't need to be exact */ - encoder_session.unencoded_size= encoder_session.total_samples_to_encode*bytes_per_frame+54; + /* format code */ + if(!read_uint16(e->fin, /*big_endian=*/false, &wFormatTag, e->inbasefilename)) + return false; + if(wFormatTag != 1 /*WAVE_FORMAT_PCM*/ && wFormatTag != 65534 /*WAVE_FORMAT_EXTENSIBLE*/) { + flac__utils_printf(stderr, 1, "%s: ERROR: unsupported format type %u\n", e->inbasefilename, (unsigned)wFormatTag); + return false; + } - if(!EncoderSession_init_encoder(&encoder_session, options.common, /*channel_mask=*/0, channels, bps-shift, sample_rate, options.foreign_metadata, /*flac_decoder_data=*/0)) - return EncoderSession_finish_error(&encoder_session); + /* number of channels */ + if(!read_uint16(e->fin, /*big_endian=*/false, &x, e->inbasefilename)) + return false; + channels = (unsigned)x; - /* first do any samples in the reservoir */ - if(options.common.sector_align && *options.common.align_reservoir_samples>0U) { + /* sample rate */ + if(!read_uint32(e->fin, /*big_endian=*/false, &xx, e->inbasefilename)) + return false; + sample_rate = xx; - if(!EncoderSession_process(&encoder_session, (const FLAC__int32 *const *)options.common.align_reservoir, *options.common.align_reservoir_samples)) { - print_error_with_state(&encoder_session, "ERROR during encoding"); - return EncoderSession_finish_error(&encoder_session); - } - } + /* avg bytes per second (ignored) */ + if(!read_uint32(e->fin, /*big_endian=*/false, &xx, e->inbasefilename)) + return false; + /* block align */ + if(!read_uint16(e->fin, /*big_endian=*/false, &x, e->inbasefilename)) + return false; - /* decrement the data_bytes counter if we need to align the file */ - if(options.common.sector_align) { - if(options.common.is_last_file) - *options.common.align_reservoir_samples= 0U; - else { - *options.common.align_reservoir_samples= align_remainder; - data_bytes-= (*options.common.align_reservoir_samples)*bytes_per_frame; - } - } + /* bits per sample */ + if(!read_uint16(e->fin, /*big_endian=*/false, &x, e->inbasefilename)) + return false; + bps = (unsigned)x; - /* now do from the file */ - while(data_bytes>0) { - size_t bytes_read= fread(ucbuffer_, 1U, min(data_bytes, CHUNK_OF_SAMPLES*bytes_per_frame), infile); + e->info.is_unsigned_samples = (bps <= 8); - if(bytes_read==0U) { - if(ferror(infile)) { - flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - else if(feof(infile)) { - if(options.common.ignore_chunk_sizes) { - flac__utils_printf(stderr, 1, "%s: INFO: hit EOF with --ignore-chunk-sizes, got %u samples\n", encoder_session.inbasefilename, (unsigned)encoder_session.samples_written); - } - else { - flac__utils_printf(stderr, 1, "%s: WARNING: unexpected EOF; expected %u samples, got %u samples\n", encoder_session.inbasefilename, (unsigned)encoder_session.total_samples_to_encode, (unsigned)encoder_session.samples_written); - if(encoder_session.treat_warnings_as_errors) - return EncoderSession_finish_error(&encoder_session); - } - data_bytes= 0; - } - } - else { - if(bytes_read % bytes_per_frame != 0U) { - flac__utils_printf(stderr, 1, "%s: ERROR: got partial sample\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); + if(wFormatTag == 1) { + if(bps != 8 && bps != 16) { + if(bps == 24 || bps == 32) { + /* let these slide with a warning since they're unambiguous */ + flac__utils_printf(stderr, 1, "%s: WARNING: legacy WAVE file has format type %u but bits-per-sample=%u\n", e->inbasefilename, (unsigned)wFormatTag, bps); + if(e->treat_warnings_as_errors) + return false; } else { - unsigned int frames= bytes_read/bytes_per_frame; - if(!format_input(input_, frames, is_big_endian_pcm, /*is_unsigned_samples=*/false, channels, bps, shift, channel_map)) - return EncoderSession_finish_error(&encoder_session); - - if(!EncoderSession_process(&encoder_session, (const FLAC__int32 *const *)input_, frames)) { - print_error_with_state(&encoder_session, "ERROR during encoding"); - return EncoderSession_finish_error(&encoder_session); - } - else - data_bytes-= bytes_read; - } - } - } - - if(trim>0) { - FLAC__ASSERT(!options.common.sector_align); - if(!fskip_ahead(infile, trim*bytes_per_frame)) { - flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping samples\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - } - - /* now read unaligned samples into reservoir or pad with zeroes if necessary */ - if(options.common.sector_align) { - if(options.common.is_last_file) { - unsigned int pad_frames= 588U-align_remainder; - - if(pad_frames<588U) { - unsigned int i; - - info_align_zero= pad_frames; - for(i= 0U; i 0) { - size_t bytes_read= fread(ucbuffer_, 1U, (*options.common.align_reservoir_samples)*bytes_per_frame, infile); - - FLAC__ASSERT(CHUNK_OF_SAMPLES>=588U); - if(bytes_read==0U && ferror(infile)) { - flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - else if(bytes_read != (*options.common.align_reservoir_samples) * bytes_per_frame) { - flac__utils_printf(stderr, 1, "%s: WARNING: unexpected EOF; read %u bytes; expected %u samples, got %u samples\n", encoder_session.inbasefilename, (unsigned int)bytes_read, (unsigned int)encoder_session.total_samples_to_encode, (unsigned int)encoder_session.samples_written); - if(encoder_session.treat_warnings_as_errors) - return EncoderSession_finish_error(&encoder_session); - } - else { - info_align_carry= *options.common.align_reservoir_samples; - if(!format_input(options.common.align_reservoir, *options.common.align_reservoir_samples, is_big_endian_pcm, /*is_unsigned_samples=*/false, channels, bps, shift, channel_map)) - return EncoderSession_finish_error(&encoder_session); - } - } - } - } - - if(pad==true) { - unsigned char tmp; - - if(fread(&tmp, 1U, 1U, infile)<1U) { - flac__utils_printf(stderr, 1, "%s: ERROR during read of SSND pad byte\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - } - - got_ssnd_chunk= true; - } - else { /* other chunk */ - if(!memcmp(chunk_id, "COMM", 4)) { - flac__utils_printf(stderr, 1, "%s: WARNING: skipping extra 'COMM' chunk\n", encoder_session.inbasefilename); - if(encoder_session.treat_warnings_as_errors) - return EncoderSession_finish_error(&encoder_session); - } - else if(!memcmp(chunk_id, "SSND", 4)) { - flac__utils_printf(stderr, 1, "%s: WARNING: skipping extra 'SSND' chunk\n", encoder_session.inbasefilename); - if(encoder_session.treat_warnings_as_errors) - return EncoderSession_finish_error(&encoder_session); - } - else if(!options.foreign_metadata) { - flac__utils_printf(stderr, 1, "%s: WARNING: skipping unknown chunk '%s'\n", encoder_session.inbasefilename, chunk_id); - if(encoder_session.treat_warnings_as_errors) - return EncoderSession_finish_error(&encoder_session); - } - - /* chunk size */ - if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - else { - unsigned long skip= xx+(xx & 1U); - - FLAC__ASSERT(skip<=LONG_MAX); - if(!fskip_ahead(infile, skip)) { - fprintf(stderr, "%s: ERROR during read while skipping unknown chunk\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - } - } - } - - if(got_ssnd_chunk==false && sample_frames!=0U) { - flac__utils_printf(stderr, 1, "%s: ERROR: missing SSND chunk\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - - return EncoderSession_finish_ok(&encoder_session, info_align_carry, info_align_zero, options.foreign_metadata); -} - -int flac__encode_wav(FILE *infile, off_t infilesize, const char *infilename, const char *outfilename, const FLAC__byte *lookahead, unsigned lookahead_length, wav_encode_options_t options) -{ - EncoderSession encoder_session; - FLAC__bool is_unsigned_samples = false; - unsigned channels = 0, bps = 0, sample_rate = 0, shift = 0; - size_t bytes_read; - size_t channel_map[FLAC__MAX_CHANNELS]; - FLAC__uint16 x, format; /* format is the wFormatTag word from the 'fmt ' chunk */ - FLAC__uint32 xx, channel_mask = 0; - FLAC__bool got_fmt_chunk = false, got_data_chunk = false; - unsigned align_remainder = 0; - int info_align_carry = -1, info_align_zero = -1; - - (void)infilesize; - (void)lookahead; - (void)lookahead_length; - - if(! - EncoderSession_construct( - &encoder_session, -#if FLAC__HAS_OGG - options.common.use_ogg, -#else - /*use_ogg=*/false, -#endif - options.common.verify, - options.common.treat_warnings_as_errors, - options.common.continue_through_decode_errors, - infile, - infilename, - outfilename - ) - ) - return 1; - - /* initialize default channel map that preserves channel order */ - { - size_t i; - for(i = 0; i < sizeof(channel_map)/sizeof(channel_map[0]); i++) - channel_map[i] = i; - } - - if(options.foreign_metadata) { - const char *error; - if(!flac__foreign_metadata_read_from_wave(options.foreign_metadata, infilename, &error)) { - flac__utils_printf(stderr, 1, "%s: ERROR reading foreign metadata: %s\n", encoder_session.inbasefilename, error); - return EncoderSession_finish_error(&encoder_session); - } - } - - /* - * lookahead[] already has "RIFFxxxxWAVE", do sub-chunks - */ - while(!feof(infile)) { - if(!read_little_endian_uint32(infile, &xx, true, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - if(feof(infile)) - break; - if(xx == 0x20746d66 && !got_fmt_chunk) { /* "fmt " */ - unsigned block_align, data_bytes; - - /* see - * http://www-mmsp.ece.mcgill.ca/Documents/AudioFormats/WAVE/WAVE.html - * http://windowssdk.msdn.microsoft.com/en-us/library/ms713497.aspx - * http://msdn.microsoft.com/library/default.asp?url=/library/en-us/audio_r/hh/Audio_r/aud-prop_d40f094e-44f9-4baa-8a15-03e4fb369501.xml.asp - * - * WAVEFORMAT is - * 4 byte: subchunk size - * 2 byte: format type: 1 for WAVE_FORMAT_PCM, 65534 for WAVE_FORMAT_EXTENSIBLE - * 2 byte: # channels - * 4 byte: sample rate (Hz) - * 4 byte: avg bytes per sec - * 2 byte: block align - * 2 byte: bits per sample (not necessarily all significant) - * WAVEFORMATEX adds - * 2 byte: extension size in bytes (usually 0 for WAVEFORMATEX and 22 for WAVEFORMATEXTENSIBLE with PCM) - * WAVEFORMATEXTENSIBLE adds - * 2 byte: valid bits per sample - * 4 byte: channel mask - * 16 byte: subformat GUID, first 2 bytes have format type, 1 being PCM - * - * Current spec says WAVEFORMATEX with PCM must have bps == 8 or 16, or any multiple of 8 for WAVEFORMATEXTENSIBLE. - * Lots of old broken WAVEs/apps have don't follow it, e.g. 20 bps but a block align of 3/6 for mono/stereo. - * - * Block align for WAVE_FORMAT_PCM or WAVE_FORMAT_EXTENSIBLE is also supposed to be channels*bps/8 - * - * If the channel mask has more set bits than # of channels, the extra MSBs are ignored. - * If the channel mask has less set bits than # of channels, the extra channels are unassigned to any speaker. - * - * Data is supposed to be unsigned for bps <= 8 else signed. - */ - - /* fmt sub-chunk size */ - if(!read_little_endian_uint32(infile, &xx, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - data_bytes = xx; - if(data_bytes < 16) { - flac__utils_printf(stderr, 1, "%s: ERROR: found non-standard 'fmt ' sub-chunk which has length = %u\n", encoder_session.inbasefilename, data_bytes); - return EncoderSession_finish_error(&encoder_session); - } - /* format code */ - if(!read_little_endian_uint16(infile, &format, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - if(format != 1 /*WAVE_FORMAT_PCM*/ && format != 65534 /*WAVE_FORMAT_EXTENSIBLE*/) { - flac__utils_printf(stderr, 1, "%s: ERROR: unsupported format type %u\n", encoder_session.inbasefilename, (unsigned)format); - return EncoderSession_finish_error(&encoder_session); - } - /* number of channels */ - if(!read_little_endian_uint16(infile, &x, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - channels = (unsigned)x; - if(channels == 0 || channels > FLAC__MAX_CHANNELS) { - flac__utils_printf(stderr, 1, "%s: ERROR: unsupported number of channels %u\n", encoder_session.inbasefilename, channels); - return EncoderSession_finish_error(&encoder_session); - } - else if(options.common.sector_align && channels != 2) { - flac__utils_printf(stderr, 1, "%s: ERROR: file has %u channels, must be 2 for --sector-align\n", encoder_session.inbasefilename, channels); - return EncoderSession_finish_error(&encoder_session); - } - /* sample rate */ - if(!read_little_endian_uint32(infile, &xx, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - sample_rate = xx; - if(!FLAC__format_sample_rate_is_valid(sample_rate)) { - flac__utils_printf(stderr, 1, "%s: ERROR: unsupported sample rate %u\n", encoder_session.inbasefilename, sample_rate); - return EncoderSession_finish_error(&encoder_session); - } - else if(options.common.sector_align && sample_rate != 44100) { - flac__utils_printf(stderr, 1, "%s: ERROR: file's sample rate is %u, must be 44100 for --sector-align\n", encoder_session.inbasefilename, sample_rate); - return EncoderSession_finish_error(&encoder_session); - } - /* avg bytes per second (ignored) */ - if(!read_little_endian_uint32(infile, &xx, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - /* block align */ - if(!read_little_endian_uint16(infile, &x, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - block_align = (unsigned)x; - /* bits per sample */ - if(!read_little_endian_uint16(infile, &x, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - bps = (unsigned)x; - is_unsigned_samples = (bps <= 8); - if(format == 1) { - if(bps != 8 && bps != 16) { - if(bps == 24 || bps == 32) { - /* let these slide with a warning since they're unambiguous */ - flac__utils_printf(stderr, 1, "%s: WARNING: legacy WAVE file has format type %u but bits-per-sample=%u\n", encoder_session.inbasefilename, (unsigned)format, bps); - if(encoder_session.treat_warnings_as_errors) - return EncoderSession_finish_error(&encoder_session); - } - else { - /* @@@ we could add an option to specify left- or right-justified blocks so we knew how to set 'shift' */ - flac__utils_printf(stderr, 1, "%s: ERROR: legacy WAVE file has format type %u but bits-per-sample=%u\n", encoder_session.inbasefilename, (unsigned)format, bps); - return EncoderSession_finish_error(&encoder_session); + /* @@@ we could add an option to specify left- or right-justified blocks so we knew how to set 'shift' */ + flac__utils_printf(stderr, 1, "%s: ERROR: legacy WAVE file has format type %u but bits-per-sample=%u\n", e->inbasefilename, (unsigned)wFormatTag, bps); + return false; } } #if 0 /* @@@ reinstate once we can get an answer about whether the samples are left- or right-justified */ if((bps+7)/8 * channels == block_align) { if(bps % 8) { /* assume legacy file is byte aligned with some LSBs zero; this is double-checked in format_input() */ - flac__utils_printf(stderr, 1, "%s: WARNING: legacy WAVE file (format type %d) has block alignment=%u, bits-per-sample=%u, channels=%u\n", encoder_session.inbasefilename, (unsigned)format, block_align, bps, channels); - if(encoder_session.treat_warnings_as_errors) - return EncoderSession_finish_error(&encoder_session); + flac__utils_printf(stderr, 1, "%s: WARNING: legacy WAVE file (format type %d) has block alignment=%u, bits-per-sample=%u, channels=%u\n", e->inbasefilename, (unsigned)wFormatTag, block_align, bps, channels); + if(e->treat_warnings_as_errors) + return false; shift = 8 - (bps % 8); bps += shift; } @@ -781,42 +385,42 @@ int flac__encode_wav(FILE *infile, off_t infilesize, const char *infilename, con shift = 0; } else { - flac__utils_printf(stderr, 1, "%s: ERROR: illegal WAVE file (format type %d) has block alignment=%u, bits-per-sample=%u, channels=%u\n", encoder_session.inbasefilename, (unsigned)format, block_align, bps, channels); - return EncoderSession_finish_error(&encoder_session); + flac__utils_printf(stderr, 1, "%s: ERROR: illegal WAVE file (format type %d) has block alignment=%u, bits-per-sample=%u, channels=%u\n", e->inbasefilename, (unsigned)wFormatTag, block_align, bps, channels); + return false; } #else shift = 0; #endif - if(channels > 2 && !options.common.channel_map_none) { - flac__utils_printf(stderr, 1, "%s: ERROR: WAVE has >2 channels but is not WAVE_FORMAT_EXTENSIBLE; cannot assign channels\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); + if(channels > 2 && !options.channel_map_none) { + flac__utils_printf(stderr, 1, "%s: ERROR: WAVE has >2 channels but is not WAVE_FORMAT_EXTENSIBLE; cannot assign channels\n", e->inbasefilename); + return false; } FLAC__ASSERT(data_bytes >= 16); data_bytes -= 16; } else { if(data_bytes < 40) { - flac__utils_printf(stderr, 1, "%s: ERROR: invalid WAVEFORMATEXTENSIBLE chunk with size %u\n", encoder_session.inbasefilename, data_bytes); - return EncoderSession_finish_error(&encoder_session); + flac__utils_printf(stderr, 1, "%s: ERROR: invalid WAVEFORMATEXTENSIBLE chunk with size %u\n", e->inbasefilename, (unsigned)data_bytes); + return false; } /* cbSize */ - if(!read_little_endian_uint16(infile, &x, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); + if(!read_uint16(e->fin, /*big_endian=*/false, &x, e->inbasefilename)) + return false; if(x < 22) { - flac__utils_printf(stderr, 1, "%s: ERROR: invalid WAVEFORMATEXTENSIBLE chunk with cbSize %u\n", encoder_session.inbasefilename, (unsigned)x); - return EncoderSession_finish_error(&encoder_session); + flac__utils_printf(stderr, 1, "%s: ERROR: invalid WAVEFORMATEXTENSIBLE chunk with cbSize %u\n", e->inbasefilename, (unsigned)x); + return false; } /* valid bps */ - if(!read_little_endian_uint16(infile, &x, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); + if(!read_uint16(e->fin, /*big_endian=*/false, &x, e->inbasefilename)) + return false; if((unsigned)x > bps) { - flac__utils_printf(stderr, 1, "%s: ERROR: invalid WAVEFORMATEXTENSIBLE chunk with wValidBitsPerSample (%u) > wBitsPerSample (%u)\n", encoder_session.inbasefilename, (unsigned)x, bps); - return EncoderSession_finish_error(&encoder_session); + flac__utils_printf(stderr, 1, "%s: ERROR: invalid WAVEFORMATEXTENSIBLE chunk with wValidBitsPerSample (%u) > wBitsPerSample (%u)\n", e->inbasefilename, (unsigned)x, bps); + return false; } shift = bps - (unsigned)x; /* channel mask */ - if(!read_little_endian_uint32(infile, &channel_mask, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); + if(!read_uint32(e->fin, /*big_endian=*/false, &channel_mask, e->inbasefilename)) + return false; /* for mono/stereo and unassigned channels, we fake the mask */ if(channel_mask == 0) { if(channels == 1) @@ -831,7 +435,7 @@ int flac__encode_wav(FILE *infile, off_t infilesize, const char *infilename, con #if 0 /* @@@ example for dolby/vorbis order, for reference later in case it becomes important */ if( - options.common.channel_map_none || + options.channel_map_none || channel_mask == 0x0001 || /* 1 channel: (mono) */ channel_mask == 0x0003 || /* 2 channels: front left, front right */ channel_mask == 0x0033 || /* 4 channels: front left, front right, back left, back right */ @@ -850,7 +454,9 @@ int flac__encode_wav(FILE *infile, off_t infilesize, const char *infilename, con } else if( channel_mask == 0x003f || /* 6 channels: front left, front right, front center, LFE, back left, back right */ - channel_mask == 0x060f /* 6 channels: front left, front right, front center, LFE, side left, side right */ + channel_mask == 0x060f || /* 6 channels: front left, front right, front center, LFE, side left, side right */ + channel_mask == 0x070f || /* 7 channels: front left, front right, front center, LFE, back center, side left, side right */ + channel_mask == 0x063f /* 8 channels: front left, front right, front center, LFE, back left, back right, side left, side right */ ) { /* to dolby order: front left, center, front right, surround left, surround right, LFE */ channel_map[1] = 2; @@ -861,7 +467,7 @@ int flac__encode_wav(FILE *infile, off_t infilesize, const char *infilename, con } #else if( - options.common.channel_map_none || + options.channel_map_none || channel_mask == 0x0001 || /* 1 channel: (mono) */ channel_mask == 0x0003 || /* 2 channels: front left, front right */ channel_mask == 0x0007 || /* 3 channels: front left, front right, front center */ @@ -870,19 +476,21 @@ int flac__encode_wav(FILE *infile, off_t infilesize, const char *infilename, con channel_mask == 0x0037 || /* 5 channels: front left, front right, front center, back left, back right */ channel_mask == 0x0607 || /* 5 channels: front left, front right, front center, side left, side right */ channel_mask == 0x003f || /* 6 channels: front left, front right, front center, LFE, back left, back right */ - channel_mask == 0x060f /* 6 channels: front left, front right, front center, LFE, side left, side right */ + channel_mask == 0x060f || /* 6 channels: front left, front right, front center, LFE, side left, side right */ + channel_mask == 0x070f || /* 7 channels: front left, front right, front center, LFE, back center, side left, side right */ + channel_mask == 0x063f /* 8 channels: front left, front right, front center, LFE, back left, back right, side left, side right */ ) { /* keep default channel order */ } #endif else { - flac__utils_printf(stderr, 1, "%s: ERROR: WAVEFORMATEXTENSIBLE chunk with unsupported channel mask=0x%04X\n", encoder_session.inbasefilename, (unsigned)channel_mask); - return EncoderSession_finish_error(&encoder_session); + flac__utils_printf(stderr, 1, "%s: ERROR: WAVEFORMATEXTENSIBLE chunk with unsupported channel mask=0x%04X\n\nUse --channel-map=none option to store channels in current order; FLAC files\nmust also be decoded with --channel-map=none to restore correct order.\n", e->inbasefilename, (unsigned)channel_mask); + return false; } - if(!options.common.channel_map_none) { + if(!options.channel_map_none) { if(count_channel_mask_bits(channel_mask) < channels) { - flac__utils_printf(stderr, 1, "%s: ERROR: WAVEFORMATEXTENSIBLE chunk: channel mask 0x%04X has unassigned channels (#channels=%u)\n", encoder_session.inbasefilename, (unsigned)channel_mask, channels); - return EncoderSession_finish_error(&encoder_session); + flac__utils_printf(stderr, 1, "%s: ERROR: WAVEFORMATEXTENSIBLE chunk: channel mask 0x%04X has unassigned channels (#channels=%u)\n", e->inbasefilename, (unsigned)channel_mask, channels); + return false; } #if 0 /* supporting this is too difficult with channel mapping; e.g. what if mask is 0x003f but #channels=4? @@ -893,722 +501,995 @@ int flac__encode_wav(FILE *infile, off_t infilesize, const char *infilename, con channel_mask = limit_channel_mask(channel_mask, channels); #else else if(count_channel_mask_bits(channel_mask) > channels) { - flac__utils_printf(stderr, 1, "%s: ERROR: WAVEFORMATEXTENSIBLE chunk: channel mask 0x%04X has extra bits for non-existant channels (#channels=%u)\n", encoder_session.inbasefilename, (unsigned)channel_mask, channels); - return EncoderSession_finish_error(&encoder_session); + flac__utils_printf(stderr, 1, "%s: ERROR: WAVEFORMATEXTENSIBLE chunk: channel mask 0x%04X has extra bits for non-existant channels (#channels=%u)\n", e->inbasefilename, (unsigned)channel_mask, channels); + return false; } #endif } /* first part of GUID */ - if(!read_little_endian_uint16(infile, &x, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); + if(!read_uint16(e->fin, /*big_endian=*/false, &x, e->inbasefilename)) + return false; if(x != 1) { - flac__utils_printf(stderr, 1, "%s: ERROR: unsupported WAVEFORMATEXTENSIBLE chunk with non-PCM format %u\n", encoder_session.inbasefilename, (unsigned)x); - return EncoderSession_finish_error(&encoder_session); + flac__utils_printf(stderr, 1, "%s: ERROR: unsupported WAVEFORMATEXTENSIBLE chunk with non-PCM format %u\n", e->inbasefilename, (unsigned)x); + return false; } data_bytes -= 26; } - if(bps-shift < 4 || bps-shift > 24) { - flac__utils_printf(stderr, 1, "%s: ERROR: unsupported bits-per-sample %u\n", encoder_session.inbasefilename, bps-shift); - return EncoderSession_finish_error(&encoder_session); - } - else if(options.common.sector_align && bps-shift != 16) { - flac__utils_printf(stderr, 1, "%s: ERROR: file has %u bits-per-sample, must be 16 for --sector-align\n", encoder_session.inbasefilename, bps-shift); - return EncoderSession_finish_error(&encoder_session); - } + e->info.bytes_per_wide_sample = channels * (bps / 8); - /* skip any extra data in the fmt sub-chunk */ - if(!fskip_ahead(infile, data_bytes)) { - flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping extra 'fmt' data\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); + /* skip any extra data in the fmt chunk */ + if(!fskip_ahead(e->fin, data_bytes)) { + flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping over extra 'fmt' data\n", e->inbasefilename); + return false; } - /* - * now that we know the sample rate, canonicalize the - * --skip string to a number of samples: - */ - flac__utils_canonicalize_skip_until_specification(&options.common.skip_specification, sample_rate); - FLAC__ASSERT(options.common.skip_specification.value.samples >= 0); - encoder_session.skip = (FLAC__uint64)options.common.skip_specification.value.samples; - FLAC__ASSERT(!options.common.sector_align || encoder_session.skip == 0); - got_fmt_chunk = true; } - else if(xx == 0x61746164 && !got_data_chunk && got_fmt_chunk) { /* "data" */ - FLAC__uint64 total_samples_in_input, trim = 0; - FLAC__bool pad = false; - const size_t bytes_per_wide_sample = channels * (bps >> 3); - unsigned data_bytes; + else if( + !memcmp(chunk_id, "data", 4) && + (e->format!=FORMAT_WAVE64 || !memcmp(chunk_id, "data\xF3\xAC\xD3\x11\xD1\x8C\x00\xC0\x4F\x8E\xDB\x8A", 16)) + ) { /* data chunk */ + FLAC__uint32 xx; + FLAC__uint64 data_bytes; + + if(!got_fmt_chunk) { + flac__utils_printf(stderr, 1, "%s: ERROR: got 'data' chunk before 'fmt' chunk\n", e->inbasefilename); + return false; + } /* data size */ - if(!read_little_endian_uint32(infile, &xx, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - if(options.common.ignore_chunk_sizes) { - FLAC__ASSERT(!options.common.sector_align); - data_bytes = (unsigned)(-(int)bytes_per_wide_sample); /* max out data_bytes; we'll use EOF as signal to stop reading */ - } - else { + if(e->format != FORMAT_WAVE64) { + if(!read_uint32(e->fin, /*big_endian=*/false, &xx, e->inbasefilename)) + return false; data_bytes = xx; - if(0 == data_bytes) { - flac__utils_printf(stderr, 1, "%s: ERROR: 'data' subchunk has size of 0\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - } - pad = (data_bytes & 1U) ? true : false; - - /* *options.common.align_reservoir_samples will be 0 unless --sector-align is used */ - FLAC__ASSERT(options.common.sector_align || *options.common.align_reservoir_samples == 0); - total_samples_in_input = data_bytes / bytes_per_wide_sample + *options.common.align_reservoir_samples; - - /* - * now that we know the input size, canonicalize the - * --until string to an absolute sample number: - */ - if(!canonicalize_until_specification(&options.common.until_specification, encoder_session.inbasefilename, sample_rate, encoder_session.skip, total_samples_in_input)) - return EncoderSession_finish_error(&encoder_session); - encoder_session.until = (FLAC__uint64)options.common.until_specification.value.samples; - FLAC__ASSERT(!options.common.sector_align || encoder_session.until == 0); - - if(encoder_session.skip > 0) { - if(!fskip_ahead(infile, encoder_session.skip * bytes_per_wide_sample)) { - flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping samples\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - } - - data_bytes -= (unsigned)encoder_session.skip * bytes_per_wide_sample; /*@@@ WATCHOUT: 4GB limit */ - if(options.common.ignore_chunk_sizes) { - encoder_session.total_samples_to_encode = 0; - flac__utils_printf(stderr, 2, "(No runtime statistics possible; please wait for encoding to finish...)\n"); - FLAC__ASSERT(0 == encoder_session.until); - } - else { - encoder_session.total_samples_to_encode = total_samples_in_input - encoder_session.skip; - } - if(encoder_session.until > 0) { - trim = total_samples_in_input - encoder_session.until; - FLAC__ASSERT(total_samples_in_input > 0); - FLAC__ASSERT(!options.common.sector_align); - data_bytes -= (unsigned int)trim * bytes_per_wide_sample; - encoder_session.total_samples_to_encode -= trim; - } - if(options.common.sector_align) { - align_remainder = (unsigned)(encoder_session.total_samples_to_encode % 588); - if(options.common.is_last_file) - encoder_session.total_samples_to_encode += (588-align_remainder); /* will pad with zeroes */ - else - encoder_session.total_samples_to_encode -= align_remainder; /* will stop short and carry over to next file */ - } - - /* +44 for the size of the WAV headers; this is just an estimate for the progress indicator and doesn't need to be exact */ - encoder_session.unencoded_size = encoder_session.total_samples_to_encode * bytes_per_wide_sample + 44; - - if(!EncoderSession_init_encoder(&encoder_session, options.common, channel_mask, channels, bps-shift, sample_rate, options.foreign_metadata, /*flac_decoder_data=*/0)) - return EncoderSession_finish_error(&encoder_session); - - /* - * first do any samples in the reservoir - */ - if(options.common.sector_align && *options.common.align_reservoir_samples > 0) { - if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)options.common.align_reservoir, *options.common.align_reservoir_samples)) { - print_error_with_state(&encoder_session, "ERROR during encoding"); - return EncoderSession_finish_error(&encoder_session); - } } - - /* - * decrement the data_bytes counter if we need to align the file - */ - if(options.common.sector_align) { - if(options.common.is_last_file) { - *options.common.align_reservoir_samples = 0; - } - else { - *options.common.align_reservoir_samples = align_remainder; - data_bytes -= (*options.common.align_reservoir_samples) * bytes_per_wide_sample; + else { /* Wave64 */ + if(!read_uint64(e->fin, /*big_endian=*/false, &data_bytes, e->inbasefilename)) + return false; + /* subtract size of header */ + if (data_bytes < 16+8) { + flac__utils_printf(stderr, 1, "%s: ERROR: freakishly small Wave64 'data' chunk has length = 0x00000000%08X\n", e->inbasefilename, (unsigned)data_bytes); + return false; } + data_bytes -= (16+8); } - - /* - * now do from the file - */ - while(data_bytes > 0) { - bytes_read = fread(ucbuffer_, sizeof(unsigned char), min(data_bytes, CHUNK_OF_SAMPLES * bytes_per_wide_sample), infile); - if(bytes_read == 0) { - if(ferror(infile)) { - flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - else if(feof(infile)) { - if(options.common.ignore_chunk_sizes) { - flac__utils_printf(stderr, 1, "%s: INFO: hit EOF with --ignore-chunk-sizes, got %u samples\n", encoder_session.inbasefilename, (unsigned)encoder_session.samples_written); - } - else { - flac__utils_printf(stderr, 1, "%s: WARNING: unexpected EOF; expected %u samples, got %u samples\n", encoder_session.inbasefilename, (unsigned)encoder_session.total_samples_to_encode, (unsigned)encoder_session.samples_written); - if(encoder_session.treat_warnings_as_errors) - return EncoderSession_finish_error(&encoder_session); - } - data_bytes = 0; - } - } - else { - if(bytes_read % bytes_per_wide_sample != 0) { - flac__utils_printf(stderr, 1, "%s: ERROR: got partial sample\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - else { - unsigned wide_samples = bytes_read / bytes_per_wide_sample; - if(!format_input(input_, wide_samples, /*is_big_endian=*/false, is_unsigned_samples, channels, bps, shift, channel_map)) - return EncoderSession_finish_error(&encoder_session); - - if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)input_, wide_samples)) { - print_error_with_state(&encoder_session, "ERROR during encoding"); - return EncoderSession_finish_error(&encoder_session); - } - data_bytes -= bytes_read; - } + if(e->format == FORMAT_RF64) { + if(!got_ds64_chunk) { + flac__utils_printf(stderr, 1, "%s: ERROR: RF64 file has no 'ds64' chunk before 'data' chunk\n", e->inbasefilename); + return false; } + if(data_bytes == 0xffffffff) + data_bytes = ds64_data_size; } - - if(trim > 0) { - FLAC__ASSERT(!options.common.sector_align); - if(!fskip_ahead(infile, trim * bytes_per_wide_sample)) { - flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping samples\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); + if(options.ignore_chunk_sizes) { + FLAC__ASSERT(!options.sector_align); + if(data_bytes) { + flac__utils_printf(stderr, 1, "%s: WARNING: 'data' chunk has non-zero size, using --ignore-chunk-sizes is probably a bad idea\n", e->inbasefilename, chunk_id); + if(e->treat_warnings_as_errors) + return false; } + data_bytes = (FLAC__uint64)0 - (FLAC__uint64)e->info.bytes_per_wide_sample; /* max out data_bytes; we'll use EOF as signal to stop reading */ } - - /* - * now read unaligned samples into reservoir or pad with zeroes if necessary - */ - if(options.common.sector_align) { - if(options.common.is_last_file) { - unsigned wide_samples = 588 - align_remainder; - if(wide_samples < 588) { - unsigned channel; - - info_align_zero = wide_samples; - for(channel = 0; channel < channels; channel++) - memset(input_[channel], 0, sizeof(input_[0][0]) * wide_samples); - - if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)input_, wide_samples)) { - print_error_with_state(&encoder_session, "ERROR during encoding"); - return EncoderSession_finish_error(&encoder_session); - } - } - } - else { - if(*options.common.align_reservoir_samples > 0) { - FLAC__ASSERT(CHUNK_OF_SAMPLES >= 588); - bytes_read = fread(ucbuffer_, sizeof(unsigned char), (*options.common.align_reservoir_samples) * bytes_per_wide_sample, infile); - if(bytes_read == 0 && ferror(infile)) { - flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - else if(bytes_read != (*options.common.align_reservoir_samples) * bytes_per_wide_sample) { - flac__utils_printf(stderr, 1, "%s: WARNING: unexpected EOF; read %u bytes; expected %u samples, got %u samples\n", encoder_session.inbasefilename, (unsigned)bytes_read, (unsigned)encoder_session.total_samples_to_encode, (unsigned)encoder_session.samples_written); - if(encoder_session.treat_warnings_as_errors) - return EncoderSession_finish_error(&encoder_session); - } - else { - info_align_carry = *options.common.align_reservoir_samples; - if(!format_input(options.common.align_reservoir, *options.common.align_reservoir_samples, /*is_big_endian=*/false, is_unsigned_samples, channels, bps, shift, channel_map)) - return EncoderSession_finish_error(&encoder_session); - } - } - } + else if(0 == data_bytes) { + flac__utils_printf(stderr, 1, "%s: ERROR: 'data' chunk has size of 0\n", e->inbasefilename); + return false; } - if(pad == true) { - unsigned char tmp; - - if(fread(&tmp, 1U, 1U, infile) < 1U) { - flac__utils_printf(stderr, 1, "%s: ERROR during read of data pad byte\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - } + e->fmt.iff.data_bytes = data_bytes; got_data_chunk = true; + break; } else { - if(xx == 0x20746d66 && got_fmt_chunk) { /* "fmt " */ - flac__utils_printf(stderr, 1, "%s: WARNING: skipping extra 'fmt ' sub-chunk\n", encoder_session.inbasefilename); - if(encoder_session.treat_warnings_as_errors) - return EncoderSession_finish_error(&encoder_session); + FLAC__uint32 xx; + FLAC__uint64 skip; + if(!options.format_options.iff.foreign_metadata) { + if(e->format != FORMAT_WAVE64) + flac__utils_printf(stderr, 1, "%s: WARNING: skipping unknown chunk '%s' (use --keep-foreign-metadata to keep)\n", e->inbasefilename, chunk_id); + else + flac__utils_printf(stderr, 1, "%s: WARNING: skipping unknown chunk %02X%02X%02X%02X-%02X%02X-%02X%02X-%02X%02X-%02X%02X%02X%02X%02X%02X (use --keep-foreign-metadata to keep)\n", + e->inbasefilename, + (unsigned)((const unsigned char *)chunk_id)[3], + (unsigned)((const unsigned char *)chunk_id)[2], + (unsigned)((const unsigned char *)chunk_id)[1], + (unsigned)((const unsigned char *)chunk_id)[0], + (unsigned)((const unsigned char *)chunk_id)[5], + (unsigned)((const unsigned char *)chunk_id)[4], + (unsigned)((const unsigned char *)chunk_id)[7], + (unsigned)((const unsigned char *)chunk_id)[6], + (unsigned)((const unsigned char *)chunk_id)[9], + (unsigned)((const unsigned char *)chunk_id)[8], + (unsigned)((const unsigned char *)chunk_id)[10], + (unsigned)((const unsigned char *)chunk_id)[11], + (unsigned)((const unsigned char *)chunk_id)[12], + (unsigned)((const unsigned char *)chunk_id)[13], + (unsigned)((const unsigned char *)chunk_id)[14], + (unsigned)((const unsigned char *)chunk_id)[15] + ); + if(e->treat_warnings_as_errors) + return false; } - else if(xx == 0x61746164) { /* "data" */ - if(got_data_chunk) { - flac__utils_printf(stderr, 1, "%s: WARNING: skipping extra 'data' sub-chunk\n", encoder_session.inbasefilename); - if(encoder_session.treat_warnings_as_errors) - return EncoderSession_finish_error(&encoder_session); - } - else if(!got_fmt_chunk) { - flac__utils_printf(stderr, 1, "%s: ERROR: got 'data' sub-chunk before 'fmt' sub-chunk\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - else { - FLAC__ASSERT(0); - } + + /* chunk size */ + if(e->format != FORMAT_WAVE64) { + if(!read_uint32(e->fin, /*big_endian=*/false, &xx, e->inbasefilename)) + return false; + skip = xx; + skip += skip & 1; } - else if(!options.foreign_metadata) { - flac__utils_printf(stderr, 1, "%s: WARNING: skipping unknown sub-chunk '%c%c%c%c'\n", encoder_session.inbasefilename, (char)(xx&255), (char)((xx>>8)&255), (char)((xx>>16)&255), (char)(xx>>24)); - if(encoder_session.treat_warnings_as_errors) - return EncoderSession_finish_error(&encoder_session); + else { /* Wave64 */ + if(!read_uint64(e->fin, /*big_endian=*/false, &skip, e->inbasefilename)) + return false; + skip = (skip+7) & (~(FLAC__uint64)7); + /* subtract size of header */ + if (skip < 16+8) { + flac__utils_printf(stderr, 1, "%s: ERROR: freakishly small Wave64 chunk has length = 0x00000000%08X\n", e->inbasefilename, (unsigned)skip); + return false; + } + skip -= (16+8); } - /* sub-chunk size */ - if(!read_little_endian_uint32(infile, &xx, false, encoder_session.inbasefilename)) - return EncoderSession_finish_error(&encoder_session); - else { - unsigned long skip = xx+(xx & 1U); - - FLAC__ASSERT(skip<=LONG_MAX); - if(!fskip_ahead(infile, skip)) { - flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping unsupported sub-chunk\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); + if(skip) { + if(!fskip_ahead(e->fin, skip)) { + flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping over chunk\n", e->inbasefilename); + return false; } } } } - return EncoderSession_finish_ok(&encoder_session, info_align_carry, info_align_zero, options.foreign_metadata); + if(!got_fmt_chunk) { + flac__utils_printf(stderr, 1, "%s: ERROR: didn't find fmt chunk\n", e->inbasefilename); + return false; + } + if(!got_data_chunk) { + flac__utils_printf(stderr, 1, "%s: ERROR: didn't find data chunk\n", e->inbasefilename); + return false; + } + + e->info.sample_rate = sample_rate; + e->info.channels = channels; + e->info.bits_per_sample = bps; + e->info.shift = shift; + e->info.channel_mask = channel_mask; + + return true; } -int flac__encode_raw(FILE *infile, off_t infilesize, const char *infilename, const char *outfilename, const FLAC__byte *lookahead, unsigned lookahead_length, raw_encode_options_t options) +static FLAC__bool get_sample_info_aiff(EncoderSession *e, encode_options_t options) { - EncoderSession encoder_session; - size_t bytes_read; - const size_t bytes_per_wide_sample = options.channels * (options.bps >> 3); - unsigned align_remainder = 0; - int info_align_carry = -1, info_align_zero = -1; - FLAC__uint64 total_samples_in_input = 0; - - FLAC__ASSERT(!options.common.sector_align || options.channels == 2); - FLAC__ASSERT(!options.common.sector_align || options.bps == 16); - FLAC__ASSERT(!options.common.sector_align || options.sample_rate == 44100); - FLAC__ASSERT(!options.common.sector_align || infilesize >= 0); - FLAC__ASSERT(!options.common.replay_gain || options.channels <= 2); - FLAC__ASSERT(!options.common.replay_gain || grabbag__replaygain_is_valid_sample_frequency(options.sample_rate)); - - if(! - EncoderSession_construct( - &encoder_session, -#if FLAC__HAS_OGG - options.common.use_ogg, -#else - /*use_ogg=*/false, -#endif - options.common.verify, - options.common.treat_warnings_as_errors, - options.common.continue_through_decode_errors, - infile, - infilename, - outfilename - ) - ) - return 1; + FLAC__bool got_comm_chunk = false, got_ssnd_chunk = false; + unsigned sample_rate = 0, channels = 0, bps = 0, shift = 0; + FLAC__uint64 sample_frames = 0; + FLAC__uint32 channel_mask = 0; + + e->info.is_unsigned_samples = false; + e->info.is_big_endian = true; /* - * now that we know the sample rate, canonicalize the - * --skip string to a number of samples: + * lookahead[] already has "FORMxxxxAIFF", do chunks */ - flac__utils_canonicalize_skip_until_specification(&options.common.skip_specification, options.sample_rate); - FLAC__ASSERT(options.common.skip_specification.value.samples >= 0); - encoder_session.skip = (FLAC__uint64)options.common.skip_specification.value.samples; - FLAC__ASSERT(!options.common.sector_align || encoder_session.skip == 0); + while(!feof(e->fin) && !got_ssnd_chunk) { + char chunk_id[5] = { '\0', '\0', '\0', '\0', '\0' }; /* one extra byte for terminating NUL so we can also treat it like a C string */ + if(!read_bytes(e->fin, (FLAC__byte*)chunk_id, 4, /*eof_ok=*/true, e->inbasefilename)) { + flac__utils_printf(stderr, 1, "%s: ERROR: incomplete chunk identifier\n", e->inbasefilename); + return false; + } + if(feof(e->fin)) + break; - if(infilesize < 0) - total_samples_in_input = 0; - else { - /* *options.common.align_reservoir_samples will be 0 unless --sector-align is used */ - FLAC__ASSERT(options.common.sector_align || *options.common.align_reservoir_samples == 0); - total_samples_in_input = (FLAC__uint64)infilesize / bytes_per_wide_sample + *options.common.align_reservoir_samples; - } + if(!memcmp(chunk_id, "COMM", 4)) { /* common chunk */ + FLAC__uint16 x; + FLAC__uint32 xx; + unsigned long skip; + const FLAC__bool is_aifc = e->format == FORMAT_AIFF_C; + const FLAC__uint32 minimum_comm_size = (is_aifc? 22 : 18); - /* - * now that we know the input size, canonicalize the - * --until strings to a number of samples: - */ - if(!canonicalize_until_specification(&options.common.until_specification, encoder_session.inbasefilename, options.sample_rate, encoder_session.skip, total_samples_in_input)) - return EncoderSession_finish_error(&encoder_session); - encoder_session.until = (FLAC__uint64)options.common.until_specification.value.samples; - FLAC__ASSERT(!options.common.sector_align || encoder_session.until == 0); - - infilesize -= (off_t)encoder_session.skip * bytes_per_wide_sample; - encoder_session.total_samples_to_encode = total_samples_in_input - encoder_session.skip; - if(encoder_session.until > 0) { - const FLAC__uint64 trim = total_samples_in_input - encoder_session.until; - FLAC__ASSERT(total_samples_in_input > 0); - FLAC__ASSERT(!options.common.sector_align); - infilesize -= (off_t)trim * bytes_per_wide_sample; - encoder_session.total_samples_to_encode -= trim; - } - if(infilesize >= 0 && options.common.sector_align) { - FLAC__ASSERT(encoder_session.skip == 0); - align_remainder = (unsigned)(encoder_session.total_samples_to_encode % 588); - if(options.common.is_last_file) - encoder_session.total_samples_to_encode += (588-align_remainder); /* will pad with zeroes */ - else - encoder_session.total_samples_to_encode -= align_remainder; /* will stop short and carry over to next file */ - } - encoder_session.unencoded_size = encoder_session.total_samples_to_encode * bytes_per_wide_sample; + if(got_comm_chunk) { + flac__utils_printf(stderr, 1, "%s: ERROR: file has multiple 'COMM' chunks\n", e->inbasefilename); + return false; + } - if(encoder_session.total_samples_to_encode <= 0) - flac__utils_printf(stderr, 2, "(No runtime statistics possible; please wait for encoding to finish...)\n"); + /* COMM chunk size */ + if(!read_uint32(e->fin, /*big_endian=*/true, &xx, e->inbasefilename)) + return false; + else if(xx < minimum_comm_size) { + flac__utils_printf(stderr, 1, "%s: ERROR: non-standard %s 'COMM' chunk has length = %u\n", e->inbasefilename, is_aifc? "AIFF-C" : "AIFF", (unsigned int)xx); + return false; + } + else if(!is_aifc && xx != minimum_comm_size) { + flac__utils_printf(stderr, 1, "%s: WARNING: non-standard %s 'COMM' chunk has length = %u, expected %u\n", e->inbasefilename, is_aifc? "AIFF-C" : "AIFF", (unsigned int)xx, minimum_comm_size); + if(e->treat_warnings_as_errors) + return false; + } + skip = (xx-minimum_comm_size)+(xx & 1); - if(encoder_session.skip > 0) { - unsigned skip_bytes = bytes_per_wide_sample * (unsigned)encoder_session.skip; - if(skip_bytes > lookahead_length) { - skip_bytes -= lookahead_length; - lookahead_length = 0; - if(!fskip_ahead(infile, skip_bytes)) { - flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping samples\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); + /* number of channels */ + if(!read_uint16(e->fin, /*big_endian=*/true, &x, e->inbasefilename)) + return false; + channels = (unsigned)x; + if(channels > 2 && !options.channel_map_none) { + flac__utils_printf(stderr, 1, "%s: ERROR: unsupported number of channels %u for AIFF\n", e->inbasefilename, channels); + return false; } - } - else { - lookahead += skip_bytes; - lookahead_length -= skip_bytes; - } - } - if(!EncoderSession_init_encoder(&encoder_session, options.common, /*channel_mask=*/0, options.channels, options.bps, options.sample_rate, /*foreign_metadata=*/0, /*flac_decoder_data=*/0)) - return EncoderSession_finish_error(&encoder_session); + /* number of sample frames */ + if(!read_uint32(e->fin, /*big_endian=*/true, &xx, e->inbasefilename)) + return false; + sample_frames = xx; - /* - * first do any samples in the reservoir - */ - if(options.common.sector_align && *options.common.align_reservoir_samples > 0) { - if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)options.common.align_reservoir, *options.common.align_reservoir_samples)) { - print_error_with_state(&encoder_session, "ERROR during encoding"); - return EncoderSession_finish_error(&encoder_session); - } - } + /* bits per sample */ + if(!read_uint16(e->fin, /*big_endian=*/true, &x, e->inbasefilename)) + return false; + bps = (unsigned)x; + shift = (bps%8)? 8-(bps%8) : 0; /* SSND data is always byte-aligned, left-justified but format_input() will double-check */ + bps += shift; - /* - * decrement infilesize if we need to align the file - */ - if(options.common.sector_align) { - FLAC__ASSERT(infilesize >= 0); - if(options.common.is_last_file) { - *options.common.align_reservoir_samples = 0; - } - else { - *options.common.align_reservoir_samples = align_remainder; - infilesize -= (off_t)((*options.common.align_reservoir_samples) * bytes_per_wide_sample); - FLAC__ASSERT(infilesize >= 0); - } - } + /* sample rate */ + if(!read_sane_extended(e->fin, &xx, e->inbasefilename)) + return false; + sample_rate = xx; - /* - * now do from the file - */ - if(infilesize < 0) { - while(!feof(infile)) { - if(lookahead_length > 0) { - FLAC__ASSERT(lookahead_length < CHUNK_OF_SAMPLES * bytes_per_wide_sample); - memcpy(ucbuffer_, lookahead, lookahead_length); - bytes_read = fread(ucbuffer_+lookahead_length, sizeof(unsigned char), CHUNK_OF_SAMPLES * bytes_per_wide_sample - lookahead_length, infile) + lookahead_length; - if(ferror(infile)) { - flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); + /* check compression type for AIFF-C */ + if(is_aifc) { + if(!read_uint32(e->fin, /*big_endian=*/true, &xx, e->inbasefilename)) + return false; + if(xx == 0x736F7774) /* "sowt" */ + e->info.is_big_endian = false; + else if(xx == 0x4E4F4E45) /* "NONE" */ + ; /* nothing to do, we already default to big-endian */ + else { + flac__utils_printf(stderr, 1, "%s: ERROR: can't handle AIFF-C compression type \"%c%c%c%c\"\n", e->inbasefilename, (char)(xx>>24), (char)((xx>>16)&8), (char)((xx>>8)&8), (char)(xx&8)); + return false; } - lookahead_length = 0; } - else - bytes_read = fread(ucbuffer_, sizeof(unsigned char), CHUNK_OF_SAMPLES * bytes_per_wide_sample, infile); - if(bytes_read == 0) { - if(ferror(infile)) { - flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - } - else if(bytes_read % bytes_per_wide_sample != 0) { - flac__utils_printf(stderr, 1, "%s: ERROR: got partial sample\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); + /* set channel mapping */ + /* FLAC order follows SMPTE and WAVEFORMATEXTENSIBLE but with fewer channels, which are: */ + /* front left, front right, center, LFE, back left, back right, surround left, surround right */ + /* specs say the channel ordering is: + * 1 2 3 4 5 6 + * ___________________________________________________ + * 2 stereo l r + * 3 l r c + * 4 l c r S + * quad (ambiguous with 4ch) Fl Fr Bl Br + * 5 Fl Fr Fc Sl Sr + * 6 l lc c r rc S + * l:left r:right c:center Fl:front-left Fr:front-right Bl:back-left Br:back-right Lc:left-center Rc:right-center S:surround + * so we only have unambiguous mappings for 2, 3, and 5 channels + */ + if( + options.channel_map_none || + channels == 1 || /* 1 channel: (mono) */ + channels == 2 || /* 2 channels: left, right */ + channels == 3 || /* 3 channels: left, right, center */ + channels == 5 /* 5 channels: front left, front right, center, surround left, surround right */ + ) { + /* keep default channel order */ } else { - unsigned wide_samples = bytes_read / bytes_per_wide_sample; - if(!format_input(input_, wide_samples, options.is_big_endian, options.is_unsigned_samples, options.channels, options.bps, /*shift=*/0, /*channel_map=*/0)) - return EncoderSession_finish_error(&encoder_session); + flac__utils_printf(stderr, 1, "%s: ERROR: unsupported number of channels %u for AIFF\n", e->inbasefilename, channels); + return false; + } - if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)input_, wide_samples)) { - print_error_with_state(&encoder_session, "ERROR during encoding"); - return EncoderSession_finish_error(&encoder_session); - } + e->info.bytes_per_wide_sample = channels * (bps / 8); + + /* skip any extra data in the COMM chunk */ + if(!fskip_ahead(e->fin, skip)) { + flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping over extra COMM data\n", e->inbasefilename); + return false; } + + got_comm_chunk = true; } - } - else { - const FLAC__uint64 max_input_bytes = infilesize; - FLAC__uint64 total_input_bytes_read = 0; - while(total_input_bytes_read < max_input_bytes) { - { - size_t wanted = (CHUNK_OF_SAMPLES * bytes_per_wide_sample); - wanted = (size_t) min((FLAC__uint64)wanted, max_input_bytes - total_input_bytes_read); - - if(lookahead_length > 0) { - FLAC__ASSERT(lookahead_length <= wanted); - memcpy(ucbuffer_, lookahead, lookahead_length); - wanted -= lookahead_length; - bytes_read = lookahead_length; - if(wanted > 0) { - bytes_read += fread(ucbuffer_+lookahead_length, sizeof(unsigned char), wanted, infile); - if(ferror(infile)) { - flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - } - lookahead_length = 0; - } - else - bytes_read = fread(ucbuffer_, sizeof(unsigned char), wanted, infile); + else if(!memcmp(chunk_id, "SSND", 4) && !got_ssnd_chunk) { /* sound data chunk */ + FLAC__uint32 xx; + FLAC__uint64 data_bytes; + unsigned offset = 0; + + if(!got_comm_chunk) { + flac__utils_printf(stderr, 1, "%s: ERROR: got 'SSND' chunk before 'COMM' chunk\n", e->inbasefilename); + return false; } - if(bytes_read == 0) { - if(ferror(infile)) { - flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - else if(feof(infile)) { - flac__utils_printf(stderr, 1, "%s: WARNING: unexpected EOF; expected %u samples, got %u samples\n", encoder_session.inbasefilename, (unsigned)encoder_session.total_samples_to_encode, (unsigned)encoder_session.samples_written); - if(encoder_session.treat_warnings_as_errors) - return EncoderSession_finish_error(&encoder_session); - total_input_bytes_read = max_input_bytes; + /* SSND chunk size */ + if(!read_uint32(e->fin, /*big_endian=*/true, &xx, e->inbasefilename)) + return false; + data_bytes = xx; + if(options.ignore_chunk_sizes) { + FLAC__ASSERT(!options.sector_align); + if(data_bytes) { + flac__utils_printf(stderr, 1, "%s: WARNING: 'SSND' chunk has non-zero size, using --ignore-chunk-sizes is probably a bad idea\n", e->inbasefilename, chunk_id); + if(e->treat_warnings_as_errors) + return false; } + data_bytes = (FLAC__uint64)0 - (FLAC__uint64)e->info.bytes_per_wide_sample; /* max out data_bytes; we'll use EOF as signal to stop reading */ + } + else if(data_bytes <= 8) { + flac__utils_printf(stderr, 1, "%s: ERROR: 'SSND' chunk has size <= 8\n", e->inbasefilename); + return false; } else { - if(bytes_read % bytes_per_wide_sample != 0) { - flac__utils_printf(stderr, 1, "%s: ERROR: got partial sample\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - else { - unsigned wide_samples = bytes_read / bytes_per_wide_sample; - if(!format_input(input_, wide_samples, options.is_big_endian, options.is_unsigned_samples, options.channels, options.bps, /*shift=*/0, /*channel_map=*/0)) - return EncoderSession_finish_error(&encoder_session); + data_bytes -= 8; /* discount the offset and block size fields */ + } - if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)input_, wide_samples)) { - print_error_with_state(&encoder_session, "ERROR during encoding"); - return EncoderSession_finish_error(&encoder_session); - } - total_input_bytes_read += bytes_read; + /* offset */ + if(!read_uint32(e->fin, /*big_endian=*/true, &xx, e->inbasefilename)) + return false; + offset = xx; + data_bytes -= offset; + + /* block size */ + if(!read_uint32(e->fin, /*big_endian=*/true, &xx, e->inbasefilename)) + return false; + if(xx && !options.ignore_chunk_sizes) + data_bytes -= (xx - (data_bytes % xx)); + if(options.ignore_chunk_sizes) { + if(xx) { + flac__utils_printf(stderr, 1, "%s: WARNING: 'SSND' chunk has non-zero blocksize, using --ignore-chunk-sizes is probably a bad idea\n", e->inbasefilename, chunk_id); + if(e->treat_warnings_as_errors) + return false; } } - } - } - /* - * now read unaligned samples into reservoir or pad with zeroes if necessary - */ - if(options.common.sector_align) { - if(options.common.is_last_file) { - unsigned wide_samples = 588 - align_remainder; - if(wide_samples < 588) { - unsigned channel; - - info_align_zero = wide_samples; - for(channel = 0; channel < options.channels; channel++) - memset(input_[channel], 0, sizeof(input_[0][0]) * wide_samples); - - if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)input_, wide_samples)) { - print_error_with_state(&encoder_session, "ERROR during encoding"); - return EncoderSession_finish_error(&encoder_session); - } + /* skip any SSND offset bytes */ + if(!fskip_ahead(e->fin, offset)) { + flac__utils_printf(stderr, 1, "%s: ERROR: skipping offset in SSND chunk\n", e->inbasefilename); + return false; } + + e->fmt.iff.data_bytes = data_bytes; + + got_ssnd_chunk = true; } else { - if(*options.common.align_reservoir_samples > 0) { - FLAC__ASSERT(CHUNK_OF_SAMPLES >= 588); - bytes_read = fread(ucbuffer_, sizeof(unsigned char), (*options.common.align_reservoir_samples) * bytes_per_wide_sample, infile); - if(bytes_read == 0 && ferror(infile)) { - flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - else if(bytes_read != (*options.common.align_reservoir_samples) * bytes_per_wide_sample) { - flac__utils_printf(stderr, 1, "%s: WARNING: unexpected EOF; read %u bytes; expected %u samples, got %u samples\n", encoder_session.inbasefilename, (unsigned)bytes_read, (unsigned)encoder_session.total_samples_to_encode, (unsigned)encoder_session.samples_written); - if(encoder_session.treat_warnings_as_errors) - return EncoderSession_finish_error(&encoder_session); - } - else { - info_align_carry = *options.common.align_reservoir_samples; - if(!format_input(options.common.align_reservoir, *options.common.align_reservoir_samples, options.is_big_endian, options.is_unsigned_samples, options.channels, options.bps, /*shift=*/0, /*channel_map=*/0)) - return EncoderSession_finish_error(&encoder_session); + FLAC__uint32 xx; + if(!options.format_options.iff.foreign_metadata) { + flac__utils_printf(stderr, 1, "%s: WARNING: skipping unknown chunk '%s' (use --keep-foreign-metadata to keep)\n", e->inbasefilename, chunk_id); + if(e->treat_warnings_as_errors) + return false; + } + + /* chunk size */ + if(!read_uint32(e->fin, /*big_endian=*/true, &xx, e->inbasefilename)) + return false; + else { + unsigned long skip = xx + (xx & 1); + + FLAC__ASSERT(skip <= LONG_MAX); + if(!fskip_ahead(e->fin, skip)) { + flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping over chunk\n", e->inbasefilename); + return false; } } } } - return EncoderSession_finish_ok(&encoder_session, info_align_carry, info_align_zero, /*foreign_metadata=*/0); + if(!got_comm_chunk) { + flac__utils_printf(stderr, 1, "%s: ERROR: didn't find COMM chunk\n", e->inbasefilename); + return false; + } + if(!got_ssnd_chunk && sample_frames) { + flac__utils_printf(stderr, 1, "%s: ERROR: didn't find SSND chunk\n", e->inbasefilename); + return false; + } + + e->info.sample_rate = sample_rate; + e->info.channels = channels; + e->info.bits_per_sample = bps; + e->info.shift = shift; + e->info.channel_mask = channel_mask; + + return true; +} + +static FLAC__bool get_sample_info_flac(EncoderSession *e) +{ + if (!( + FLAC__stream_decoder_set_md5_checking(e->fmt.flac.decoder, false) && + FLAC__stream_decoder_set_metadata_respond_all(e->fmt.flac.decoder) + )) { + flac__utils_printf(stderr, 1, "%s: ERROR: setting up decoder for FLAC input\n", e->inbasefilename); + return false; + } + + if (e->format == FORMAT_OGGFLAC) { + if (FLAC__stream_decoder_init_ogg_stream(e->fmt.flac.decoder, flac_decoder_read_callback, flac_decoder_seek_callback, flac_decoder_tell_callback, flac_decoder_length_callback, flac_decoder_eof_callback, flac_decoder_write_callback, flac_decoder_metadata_callback, flac_decoder_error_callback, /*client_data=*/e) != FLAC__STREAM_DECODER_INIT_STATUS_OK) { + flac__utils_printf(stderr, 1, "%s: ERROR: initializing decoder for Ogg FLAC input, state = %s\n", e->inbasefilename, FLAC__stream_decoder_get_resolved_state_string(e->fmt.flac.decoder)); + return false; + } + } + else if (FLAC__stream_decoder_init_stream(e->fmt.flac.decoder, flac_decoder_read_callback, flac_decoder_seek_callback, flac_decoder_tell_callback, flac_decoder_length_callback, flac_decoder_eof_callback, flac_decoder_write_callback, flac_decoder_metadata_callback, flac_decoder_error_callback, /*client_data=*/e) != FLAC__STREAM_DECODER_INIT_STATUS_OK) { + flac__utils_printf(stderr, 1, "%s: ERROR: initializing decoder for FLAC input, state = %s\n", e->inbasefilename, FLAC__stream_decoder_get_resolved_state_string(e->fmt.flac.decoder)); + return false; + } + + if (!FLAC__stream_decoder_process_until_end_of_metadata(e->fmt.flac.decoder) || e->fmt.flac.client_data.fatal_error) { + if (e->fmt.flac.client_data.fatal_error) + flac__utils_printf(stderr, 1, "%s: ERROR: out of memory or too many metadata blocks while reading metadata in FLAC input\n", e->inbasefilename); + else + flac__utils_printf(stderr, 1, "%s: ERROR: reading metadata in FLAC input, state = %s\n", e->inbasefilename, FLAC__stream_decoder_get_resolved_state_string(e->fmt.flac.decoder)); + return false; + } + + if (e->fmt.flac.client_data.num_metadata_blocks == 0) { + flac__utils_printf(stderr, 1, "%s: ERROR: reading metadata in FLAC input, got no metadata blocks\n", e->inbasefilename); + return false; + } + else if (e->fmt.flac.client_data.metadata_blocks[0]->type != FLAC__METADATA_TYPE_STREAMINFO) { + flac__utils_printf(stderr, 1, "%s: ERROR: reading metadata in FLAC input, first metadata block is not STREAMINFO\n", e->inbasefilename); + return false; + } + else if (e->fmt.flac.client_data.metadata_blocks[0]->data.stream_info.total_samples == 0) { + flac__utils_printf(stderr, 1, "%s: ERROR: FLAC input has STREAMINFO with unknown total samples which is not supported\n", e->inbasefilename); + return false; + } + + e->info.sample_rate = e->fmt.flac.client_data.metadata_blocks[0]->data.stream_info.sample_rate; + e->info.channels = e->fmt.flac.client_data.metadata_blocks[0]->data.stream_info.channels; + e->info.bits_per_sample = e->fmt.flac.client_data.metadata_blocks[0]->data.stream_info.bits_per_sample; + e->info.shift = 0; + e->info.bytes_per_wide_sample = 0; + e->info.is_unsigned_samples = false; /* not applicable for FLAC input */ + e->info.is_big_endian = false; /* not applicable for FLAC input */ + e->info.channel_mask = 0; + + return true; } -int flac__encode_flac(FILE *infile, off_t infilesize, const char *infilename, const char *outfilename, const FLAC__byte *lookahead, unsigned lookahead_length, flac_encode_options_t options, FLAC__bool input_is_ogg) +/* + * public routines + */ +int flac__encode_file(FILE *infile, FLAC__off_t infilesize, const char *infilename, const char *outfilename, const FLAC__byte *lookahead, unsigned lookahead_length, encode_options_t options) { EncoderSession encoder_session; - FLAC__StreamDecoder *decoder = 0; - FLACDecoderData decoder_data; - size_t i; - int retval; - - if(! - EncoderSession_construct( - &encoder_session, -#if FLAC__HAS_OGG - options.common.use_ogg, -#else - /*use_ogg=*/false, -#endif - options.common.verify, - options.common.treat_warnings_as_errors, - options.common.continue_through_decode_errors, - infile, - infilename, - outfilename - ) - ) - return 1; + size_t channel_map[FLAC__MAX_CHANNELS]; + int info_align_carry = -1, info_align_zero = -1; - decoder_data.encoder_session = &encoder_session; - decoder_data.filesize = (infilesize == (off_t)(-1)? 0 : infilesize); - decoder_data.lookahead = lookahead; - decoder_data.lookahead_length = lookahead_length; - decoder_data.num_metadata_blocks = 0; - decoder_data.samples_left_to_process = 0; - decoder_data.fatal_error = false; + if(!EncoderSession_construct(&encoder_session, options, infilesize, infile, infilename, outfilename, lookahead, lookahead_length)) + return 1; - /* - * set up FLAC decoder for the input - */ - if (0 == (decoder = FLAC__stream_decoder_new())) { - flac__utils_printf(stderr, 1, "%s: ERROR: creating decoder for FLAC input\n", encoder_session.inbasefilename); - return EncoderSession_finish_error(&encoder_session); - } - if (!( - FLAC__stream_decoder_set_md5_checking(decoder, false) && - FLAC__stream_decoder_set_metadata_respond_all(decoder) - )) { - flac__utils_printf(stderr, 1, "%s: ERROR: setting up decoder for FLAC input\n", encoder_session.inbasefilename); - goto fubar1; /*@@@ yuck */ + /* initialize default channel map that preserves channel order */ + { + size_t i; + for(i = 0; i < sizeof(channel_map)/sizeof(channel_map[0]); i++) + channel_map[i] = i; } - if (input_is_ogg) { - if (FLAC__stream_decoder_init_ogg_stream(decoder, flac_decoder_read_callback, flac_decoder_seek_callback, flac_decoder_tell_callback, flac_decoder_length_callback, flac_decoder_eof_callback, flac_decoder_write_callback, flac_decoder_metadata_callback, flac_decoder_error_callback, /*client_data=*/&decoder_data) != FLAC__STREAM_DECODER_INIT_STATUS_OK) { - flac__utils_printf(stderr, 1, "%s: ERROR: initializing decoder for Ogg FLAC input, state = %s\n", encoder_session.inbasefilename, FLAC__stream_decoder_get_resolved_state_string(decoder)); - goto fubar1; /*@@@ yuck */ + /* read foreign metadata if requested */ + if(EncoderSession_format_is_iff(&encoder_session) && options.format_options.iff.foreign_metadata) { + const char *error; + if(!( + options.format == FORMAT_WAVE || options.format == FORMAT_RF64? + flac__foreign_metadata_read_from_wave(options.format_options.iff.foreign_metadata, infilename, &error) : + options.format == FORMAT_WAVE64? + flac__foreign_metadata_read_from_wave64(options.format_options.iff.foreign_metadata, infilename, &error) : + flac__foreign_metadata_read_from_aiff(options.format_options.iff.foreign_metadata, infilename, &error) + )) { + flac__utils_printf(stderr, 1, "%s: ERROR reading foreign metadata: %s\n", encoder_session.inbasefilename, error); + return EncoderSession_finish_error(&encoder_session); } } - else if (FLAC__stream_decoder_init_stream(decoder, flac_decoder_read_callback, flac_decoder_seek_callback, flac_decoder_tell_callback, flac_decoder_length_callback, flac_decoder_eof_callback, flac_decoder_write_callback, flac_decoder_metadata_callback, flac_decoder_error_callback, /*client_data=*/&decoder_data) != FLAC__STREAM_DECODER_INIT_STATUS_OK) { - flac__utils_printf(stderr, 1, "%s: ERROR: initializing decoder for FLAC input, state = %s\n", encoder_session.inbasefilename, FLAC__stream_decoder_get_resolved_state_string(decoder)); - goto fubar1; /*@@@ yuck */ - } - if (!FLAC__stream_decoder_process_until_end_of_metadata(decoder) || decoder_data.fatal_error) { - if (decoder_data.fatal_error) - flac__utils_printf(stderr, 1, "%s: ERROR: out of memory or too many metadata blocks while reading metadata in FLAC input\n", encoder_session.inbasefilename); - else - flac__utils_printf(stderr, 1, "%s: ERROR: reading metadata in FLAC input, state = %s\n", encoder_session.inbasefilename, FLAC__stream_decoder_get_resolved_state_string(decoder)); - goto fubar1; /*@@@ yuck */ + /* initialize encoder session with info about the audio (channels/bps/resolution/endianness/etc) */ + switch(options.format) { + case FORMAT_RAW: + if(!get_sample_info_raw(&encoder_session, options)) + return EncoderSession_finish_error(&encoder_session); + break; + case FORMAT_WAVE: + case FORMAT_WAVE64: + case FORMAT_RF64: + if(!get_sample_info_wave(&encoder_session, options)) + return EncoderSession_finish_error(&encoder_session); + break; + case FORMAT_AIFF: + case FORMAT_AIFF_C: + if(!get_sample_info_aiff(&encoder_session, options)) + return EncoderSession_finish_error(&encoder_session); + break; + case FORMAT_FLAC: + case FORMAT_OGGFLAC: + /* + * set up FLAC decoder for the input + */ + if (0 == (encoder_session.fmt.flac.decoder = FLAC__stream_decoder_new())) { + flac__utils_printf(stderr, 1, "%s: ERROR: creating decoder for FLAC input\n", encoder_session.inbasefilename); + return EncoderSession_finish_error(&encoder_session); + } + if(!get_sample_info_flac(&encoder_session)) + return EncoderSession_finish_error(&encoder_session); + break; + default: + FLAC__ASSERT(0); + /* double protection */ + return EncoderSession_finish_error(&encoder_session); } - if (decoder_data.num_metadata_blocks == 0) { - flac__utils_printf(stderr, 1, "%s: ERROR: reading metadata in FLAC input, got no metadata blocks\n", encoder_session.inbasefilename); - goto fubar2; /*@@@ yuck */ + /* some more checks */ + if(encoder_session.info.channels == 0 || encoder_session.info.channels > FLAC__MAX_CHANNELS) { + flac__utils_printf(stderr, 1, "%s: ERROR: unsupported number of channels %u\n", encoder_session.inbasefilename, encoder_session.info.channels); + return EncoderSession_finish_error(&encoder_session); } - else if (decoder_data.metadata_blocks[0]->type != FLAC__METADATA_TYPE_STREAMINFO) { - flac__utils_printf(stderr, 1, "%s: ERROR: reading metadata in FLAC input, first metadata block is not STREAMINFO\n", encoder_session.inbasefilename); - goto fubar2; /*@@@ yuck */ + if(!FLAC__format_sample_rate_is_valid(encoder_session.info.sample_rate)) { + flac__utils_printf(stderr, 1, "%s: ERROR: unsupported sample rate %u\n", encoder_session.inbasefilename, encoder_session.info.sample_rate); + return EncoderSession_finish_error(&encoder_session); } - else if (decoder_data.metadata_blocks[0]->data.stream_info.total_samples == 0) { - flac__utils_printf(stderr, 1, "%s: ERROR: FLAC input has STREAMINFO with unknown total samples which is not supported\n", encoder_session.inbasefilename); - goto fubar2; /*@@@ yuck */ + if(encoder_session.info.bits_per_sample-encoder_session.info.shift < 4 || encoder_session.info.bits_per_sample-encoder_session.info.shift > 24) { + flac__utils_printf(stderr, 1, "%s: ERROR: unsupported bits-per-sample %u\n", encoder_session.inbasefilename, encoder_session.info.bits_per_sample-encoder_session.info.shift); + return EncoderSession_finish_error(&encoder_session); + } + if(options.sector_align) { + if(encoder_session.info.channels != 2) { + flac__utils_printf(stderr, 1, "%s: ERROR: file has %u channels, must be 2 for --sector-align\n", encoder_session.inbasefilename, encoder_session.info.channels); + return EncoderSession_finish_error(&encoder_session); + } + if(encoder_session.info.sample_rate != 44100) { + flac__utils_printf(stderr, 1, "%s: ERROR: file's sample rate is %u, must be 44100 for --sector-align\n", encoder_session.inbasefilename, encoder_session.info.sample_rate); + return EncoderSession_finish_error(&encoder_session); + } + if(encoder_session.info.bits_per_sample-encoder_session.info.shift != 16) { + flac__utils_printf(stderr, 1, "%s: ERROR: file has %u bits-per-sample, must be 16 for --sector-align\n", encoder_session.inbasefilename, encoder_session.info.bits_per_sample-encoder_session.info.shift); + return EncoderSession_finish_error(&encoder_session); + } } - - /* - * now that we have the STREAMINFO and know the sample rate, - * canonicalize the --skip string to a number of samples: - */ - flac__utils_canonicalize_skip_until_specification(&options.common.skip_specification, decoder_data.metadata_blocks[0]->data.stream_info.sample_rate); - FLAC__ASSERT(options.common.skip_specification.value.samples >= 0); - encoder_session.skip = (FLAC__uint64)options.common.skip_specification.value.samples; - FLAC__ASSERT(!options.common.sector_align); /* --sector-align with FLAC input is not supported */ { - FLAC__uint64 total_samples_in_input, trim = 0; + FLAC__uint64 total_samples_in_input; /* WATCHOUT: may be 0 to mean "unknown" */ + FLAC__uint64 skip; + FLAC__uint64 until; /* a value of 0 mean end-of-stream (i.e. --until=-0) */ + unsigned align_remainder = 0; + + switch(options.format) { + case FORMAT_RAW: + if(infilesize < 0) + total_samples_in_input = 0; + else + total_samples_in_input = (FLAC__uint64)infilesize / encoder_session.info.bytes_per_wide_sample + *options.align_reservoir_samples; + break; + case FORMAT_WAVE: + case FORMAT_WAVE64: + case FORMAT_RF64: + case FORMAT_AIFF: + case FORMAT_AIFF_C: + /* truncation in the division removes any padding byte that was counted in encoder_session.fmt.iff.data_bytes */ + total_samples_in_input = encoder_session.fmt.iff.data_bytes / encoder_session.info.bytes_per_wide_sample + *options.align_reservoir_samples; + break; + case FORMAT_FLAC: + case FORMAT_OGGFLAC: + total_samples_in_input = encoder_session.fmt.flac.client_data.metadata_blocks[0]->data.stream_info.total_samples + *options.align_reservoir_samples; + break; + default: + FLAC__ASSERT(0); + /* double protection */ + return EncoderSession_finish_error(&encoder_session); + } - total_samples_in_input = decoder_data.metadata_blocks[0]->data.stream_info.total_samples; + /* + * now that we know the sample rate, canonicalize the + * --skip string to an absolute sample number: + */ + flac__utils_canonicalize_skip_until_specification(&options.skip_specification, encoder_session.info.sample_rate); + FLAC__ASSERT(options.skip_specification.value.samples >= 0); + skip = (FLAC__uint64)options.skip_specification.value.samples; + FLAC__ASSERT(!options.sector_align || (options.format != FORMAT_FLAC && options.format != FORMAT_OGGFLAC && skip == 0)); + /* *options.align_reservoir_samples will be 0 unless --sector-align is used */ + FLAC__ASSERT(options.sector_align || *options.align_reservoir_samples == 0); /* - * now that we know the input size, canonicalize the + * now that we possibly know the input size, canonicalize the * --until string to an absolute sample number: */ - if(!canonicalize_until_specification(&options.common.until_specification, encoder_session.inbasefilename, decoder_data.metadata_blocks[0]->data.stream_info.sample_rate, encoder_session.skip, total_samples_in_input)) - goto fubar2; /*@@@ yuck */ - encoder_session.until = (FLAC__uint64)options.common.until_specification.value.samples; - - encoder_session.total_samples_to_encode = total_samples_in_input - encoder_session.skip; - if(encoder_session.until > 0) { - trim = total_samples_in_input - encoder_session.until; + if(!canonicalize_until_specification(&options.until_specification, encoder_session.inbasefilename, encoder_session.info.sample_rate, skip, total_samples_in_input)) + return EncoderSession_finish_error(&encoder_session); + until = (FLAC__uint64)options.until_specification.value.samples; + FLAC__ASSERT(!options.sector_align || until == 0); + + /* adjust encoding parameters based on skip and until values */ + switch(options.format) { + case FORMAT_RAW: + infilesize -= (FLAC__off_t)skip * encoder_session.info.bytes_per_wide_sample; + encoder_session.total_samples_to_encode = total_samples_in_input - skip; + break; + case FORMAT_WAVE: + case FORMAT_WAVE64: + case FORMAT_RF64: + case FORMAT_AIFF: + case FORMAT_AIFF_C: + encoder_session.fmt.iff.data_bytes -= skip * encoder_session.info.bytes_per_wide_sample; + if(options.ignore_chunk_sizes) { + encoder_session.total_samples_to_encode = 0; + flac__utils_printf(stderr, 2, "(No runtime statistics possible; please wait for encoding to finish...)\n"); + FLAC__ASSERT(0 == until); + } + else { + encoder_session.total_samples_to_encode = total_samples_in_input - skip; + } + break; + case FORMAT_FLAC: + case FORMAT_OGGFLAC: + encoder_session.total_samples_to_encode = total_samples_in_input - skip; + break; + default: + FLAC__ASSERT(0); + /* double protection */ + return EncoderSession_finish_error(&encoder_session); + } + if(until > 0) { + const FLAC__uint64 trim = total_samples_in_input - until; FLAC__ASSERT(total_samples_in_input > 0); + FLAC__ASSERT(!options.sector_align); + if(options.format == FORMAT_RAW) + infilesize -= (FLAC__off_t)trim * encoder_session.info.bytes_per_wide_sample; + else if(EncoderSession_format_is_iff(&encoder_session)) + encoder_session.fmt.iff.data_bytes -= trim * encoder_session.info.bytes_per_wide_sample; encoder_session.total_samples_to_encode -= trim; } + if(options.sector_align && (options.format != FORMAT_RAW || infilesize >=0)) { /* for RAW, need to know the filesize */ + FLAC__ASSERT(skip == 0); /* asserted above too, but lest we forget */ + align_remainder = (unsigned)(encoder_session.total_samples_to_encode % 588); + if(options.is_last_file) + encoder_session.total_samples_to_encode += (588-align_remainder); /* will pad with zeroes */ + else + encoder_session.total_samples_to_encode -= align_remainder; /* will stop short and carry over to next file */ + } + switch(options.format) { + case FORMAT_RAW: + encoder_session.unencoded_size = encoder_session.total_samples_to_encode * encoder_session.info.bytes_per_wide_sample; + break; + case FORMAT_WAVE: + /* +44 for the size of the WAVE headers; this is just an estimate for the progress indicator and doesn't need to be exact */ + encoder_session.unencoded_size = encoder_session.total_samples_to_encode * encoder_session.info.bytes_per_wide_sample + 44; + break; + case FORMAT_WAVE64: + /* +44 for the size of the WAVE headers; this is just an estimate for the progress indicator and doesn't need to be exact */ + encoder_session.unencoded_size = encoder_session.total_samples_to_encode * encoder_session.info.bytes_per_wide_sample + 104; + break; + case FORMAT_RF64: + /* +72 for the size of the RF64 headers; this is just an estimate for the progress indicator and doesn't need to be exact */ + encoder_session.unencoded_size = encoder_session.total_samples_to_encode * encoder_session.info.bytes_per_wide_sample + 80; + break; + case FORMAT_AIFF: + case FORMAT_AIFF_C: + /* +54 for the size of the AIFF headers; this is just an estimate for the progress indicator and doesn't need to be exact */ + encoder_session.unencoded_size = encoder_session.total_samples_to_encode * encoder_session.info.bytes_per_wide_sample + 54; + break; + case FORMAT_FLAC: + case FORMAT_OGGFLAC: + if(infilesize < 0) + /* if we don't know, use 0 as hint to progress indicator (which is the only place this is used): */ + encoder_session.unencoded_size = 0; + else if(skip == 0 && until == 0) + encoder_session.unencoded_size = (FLAC__uint64)infilesize; + else if(total_samples_in_input) + encoder_session.unencoded_size = (FLAC__uint64)infilesize * encoder_session.total_samples_to_encode / total_samples_in_input; + else + encoder_session.unencoded_size = (FLAC__uint64)infilesize; + break; + default: + FLAC__ASSERT(0); + /* double protection */ + return EncoderSession_finish_error(&encoder_session); + } + + if(encoder_session.total_samples_to_encode == 0) + flac__utils_printf(stderr, 2, "(No runtime statistics possible; please wait for encoding to finish...)\n"); - encoder_session.unencoded_size = decoder_data.filesize; + if(options.format == FORMAT_FLAC || options.format == FORMAT_OGGFLAC) + encoder_session.fmt.flac.client_data.samples_left_to_process = encoder_session.total_samples_to_encode; + + /* init the encoder */ + if(!EncoderSession_init_encoder(&encoder_session, options)) + return EncoderSession_finish_error(&encoder_session); + + /* skip over any samples as requested */ + if(skip > 0) { + switch(options.format) { + case FORMAT_RAW: + { + unsigned skip_bytes = encoder_session.info.bytes_per_wide_sample * (unsigned)skip; + if(skip_bytes > lookahead_length) { + skip_bytes -= lookahead_length; + lookahead_length = 0; + if(!fskip_ahead(encoder_session.fin, skip_bytes)) { + flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping samples\n", encoder_session.inbasefilename); + return EncoderSession_finish_error(&encoder_session); + } + } + else { + lookahead += skip_bytes; + lookahead_length -= skip_bytes; + } + } + break; + case FORMAT_WAVE: + case FORMAT_WAVE64: + case FORMAT_RF64: + case FORMAT_AIFF: + case FORMAT_AIFF_C: + if(!fskip_ahead(encoder_session.fin, skip * encoder_session.info.bytes_per_wide_sample)) { + flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping samples\n", encoder_session.inbasefilename); + return EncoderSession_finish_error(&encoder_session); + } + break; + case FORMAT_FLAC: + case FORMAT_OGGFLAC: + /* + * have to wait until the FLAC encoder is set up for writing + * before any seeking in the input FLAC file, because the seek + * itself will usually call the decoder's write callback, and + * our decoder's write callback passes samples to our FLAC + * encoder + */ + if(!FLAC__stream_decoder_seek_absolute(encoder_session.fmt.flac.decoder, skip)) { + flac__utils_printf(stderr, 1, "%s: ERROR while skipping samples, FLAC decoder state = %s\n", encoder_session.inbasefilename, FLAC__stream_decoder_get_resolved_state_string(encoder_session.fmt.flac.decoder)); + return EncoderSession_finish_error(&encoder_session); + } + break; + default: + FLAC__ASSERT(0); + /* double protection */ + return EncoderSession_finish_error(&encoder_session); + } + } - /* (channel mask will get copied over from the source VORBIS_COMMENT if it exists) */ - if(!EncoderSession_init_encoder(&encoder_session, options.common, /*channel_mask=*/0, decoder_data.metadata_blocks[0]->data.stream_info.channels, decoder_data.metadata_blocks[0]->data.stream_info.bits_per_sample, decoder_data.metadata_blocks[0]->data.stream_info.sample_rate, /*foreign_metadata=*/0, &decoder_data)) - goto fubar2; /*@@@ yuck */ + /* + * first do any samples in the reservoir + */ + if(options.sector_align && *options.align_reservoir_samples > 0) { + FLAC__ASSERT(options.format != FORMAT_FLAC && options.format != FORMAT_OGGFLAC); /* check again */ + if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)options.align_reservoir, *options.align_reservoir_samples)) { + print_error_with_state(&encoder_session, "ERROR during encoding"); + return EncoderSession_finish_error(&encoder_session); + } + } /* - * have to wait until the FLAC encoder is set up for writing - * before any seeking in the input FLAC file, because the seek - * itself will usually call the decoder's write callback, and - * our decoder's write callback passes samples to our FLAC - * encoder + * decrement infilesize or the data_bytes counter if we need to align the file */ - decoder_data.samples_left_to_process = encoder_session.total_samples_to_encode; - if(encoder_session.skip > 0) { - if(!FLAC__stream_decoder_seek_absolute(decoder, encoder_session.skip)) { - flac__utils_printf(stderr, 1, "%s: ERROR while skipping samples, FLAC decoder state = %s\n", encoder_session.inbasefilename, FLAC__stream_decoder_get_resolved_state_string(decoder)); - goto fubar2; /*@@@ yuck */ + if(options.sector_align) { + if(options.is_last_file) { + *options.align_reservoir_samples = 0; + } + else { + *options.align_reservoir_samples = align_remainder; + if(options.format == FORMAT_RAW) { + FLAC__ASSERT(infilesize >= 0); + infilesize -= (FLAC__off_t)((*options.align_reservoir_samples) * encoder_session.info.bytes_per_wide_sample); + FLAC__ASSERT(infilesize >= 0); + } + else if(EncoderSession_format_is_iff(&encoder_session)) + encoder_session.fmt.iff.data_bytes -= (*options.align_reservoir_samples) * encoder_session.info.bytes_per_wide_sample; } } /* * now do samples from the file */ - while(!decoder_data.fatal_error && decoder_data.samples_left_to_process > 0) { - /* We can also hit the end of stream without samples_left_to_process - * going to 0 if there are errors and continue_through_decode_errors - * is on, so we want to break in that case too: - */ - if(encoder_session.continue_through_decode_errors && FLAC__stream_decoder_get_state(decoder) == FLAC__STREAM_DECODER_END_OF_STREAM) + switch(options.format) { + case FORMAT_RAW: + if(infilesize < 0) { + size_t bytes_read; + while(!feof(infile)) { + if(lookahead_length > 0) { + FLAC__ASSERT(lookahead_length < CHUNK_OF_SAMPLES * encoder_session.info.bytes_per_wide_sample); + memcpy(ucbuffer_, lookahead, lookahead_length); + bytes_read = fread(ucbuffer_+lookahead_length, sizeof(unsigned char), CHUNK_OF_SAMPLES * encoder_session.info.bytes_per_wide_sample - lookahead_length, infile) + lookahead_length; + if(ferror(infile)) { + flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename); + return EncoderSession_finish_error(&encoder_session); + } + lookahead_length = 0; + } + else + bytes_read = fread(ucbuffer_, sizeof(unsigned char), CHUNK_OF_SAMPLES * encoder_session.info.bytes_per_wide_sample, infile); + + if(bytes_read == 0) { + if(ferror(infile)) { + flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename); + return EncoderSession_finish_error(&encoder_session); + } + } + else if(bytes_read % encoder_session.info.bytes_per_wide_sample != 0) { + flac__utils_printf(stderr, 1, "%s: ERROR: got partial sample\n", encoder_session.inbasefilename); + return EncoderSession_finish_error(&encoder_session); + } + else { + unsigned wide_samples = bytes_read / encoder_session.info.bytes_per_wide_sample; + if(!format_input(input_, wide_samples, encoder_session.info.is_big_endian, encoder_session.info.is_unsigned_samples, encoder_session.info.channels, encoder_session.info.bits_per_sample, encoder_session.info.shift, channel_map)) + return EncoderSession_finish_error(&encoder_session); + + if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)input_, wide_samples)) { + print_error_with_state(&encoder_session, "ERROR during encoding"); + return EncoderSession_finish_error(&encoder_session); + } + } + } + } + else { + size_t bytes_read; + const FLAC__uint64 max_input_bytes = infilesize; + FLAC__uint64 total_input_bytes_read = 0; + while(total_input_bytes_read < max_input_bytes) { + { + size_t wanted = (CHUNK_OF_SAMPLES * encoder_session.info.bytes_per_wide_sample); + wanted = (size_t) min((FLAC__uint64)wanted, max_input_bytes - total_input_bytes_read); + + if(lookahead_length > 0) { + FLAC__ASSERT(lookahead_length <= wanted); + memcpy(ucbuffer_, lookahead, lookahead_length); + wanted -= lookahead_length; + bytes_read = lookahead_length; + if(wanted > 0) { + bytes_read += fread(ucbuffer_+lookahead_length, sizeof(unsigned char), wanted, infile); + if(ferror(infile)) { + flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename); + return EncoderSession_finish_error(&encoder_session); + } + } + lookahead_length = 0; + } + else + bytes_read = fread(ucbuffer_, sizeof(unsigned char), wanted, infile); + } + + if(bytes_read == 0) { + if(ferror(infile)) { + flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename); + return EncoderSession_finish_error(&encoder_session); + } + else if(feof(infile)) { + flac__utils_printf(stderr, 1, "%s: WARNING: unexpected EOF; expected %" PRIu64 " samples, got %" PRIu64 " samples\n", encoder_session.inbasefilename, encoder_session.total_samples_to_encode, encoder_session.samples_written); + if(encoder_session.treat_warnings_as_errors) + return EncoderSession_finish_error(&encoder_session); + total_input_bytes_read = max_input_bytes; + } + } + else { + if(bytes_read % encoder_session.info.bytes_per_wide_sample != 0) { + flac__utils_printf(stderr, 1, "%s: ERROR: got partial sample\n", encoder_session.inbasefilename); + return EncoderSession_finish_error(&encoder_session); + } + else { + unsigned wide_samples = bytes_read / encoder_session.info.bytes_per_wide_sample; + if(!format_input(input_, wide_samples, encoder_session.info.is_big_endian, encoder_session.info.is_unsigned_samples, encoder_session.info.channels, encoder_session.info.bits_per_sample, encoder_session.info.shift, channel_map)) + return EncoderSession_finish_error(&encoder_session); + + if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)input_, wide_samples)) { + print_error_with_state(&encoder_session, "ERROR during encoding"); + return EncoderSession_finish_error(&encoder_session); + } + total_input_bytes_read += bytes_read; + } + } + } + } break; - if(!FLAC__stream_decoder_process_single(decoder)) { - flac__utils_printf(stderr, 1, "%s: ERROR: while decoding FLAC input, state = %s\n", encoder_session.inbasefilename, FLAC__stream_decoder_get_resolved_state_string(decoder)); - goto fubar2; /*@@@ yuck */ - } + case FORMAT_WAVE: + case FORMAT_WAVE64: + case FORMAT_RF64: + case FORMAT_AIFF: + case FORMAT_AIFF_C: + while(encoder_session.fmt.iff.data_bytes > 0) { + const size_t bytes_to_read = (size_t)min( + encoder_session.fmt.iff.data_bytes, + (FLAC__uint64)CHUNK_OF_SAMPLES * (FLAC__uint64)encoder_session.info.bytes_per_wide_sample + ); + size_t bytes_read = fread(ucbuffer_, sizeof(unsigned char), bytes_to_read, infile); + if(bytes_read == 0) { + if(ferror(infile)) { + flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename); + return EncoderSession_finish_error(&encoder_session); + } + else if(feof(infile)) { + if(options.ignore_chunk_sizes) { + flac__utils_printf(stderr, 1, "%s: INFO: hit EOF with --ignore-chunk-sizes, got %" PRIu64 " samples\n", encoder_session.inbasefilename, encoder_session.samples_written); + } + else { + flac__utils_printf(stderr, 1, "%s: WARNING: unexpected EOF; expected %" PRIu64 " samples, got %" PRIu64 " samples\n", encoder_session.inbasefilename, encoder_session.total_samples_to_encode, encoder_session.samples_written); + if(encoder_session.treat_warnings_as_errors) + return EncoderSession_finish_error(&encoder_session); + } + encoder_session.fmt.iff.data_bytes = 0; + } + } + else { + if(bytes_read % encoder_session.info.bytes_per_wide_sample != 0) { + flac__utils_printf(stderr, 1, "%s: ERROR: got partial sample\n", encoder_session.inbasefilename); + return EncoderSession_finish_error(&encoder_session); + } + else { + unsigned wide_samples = bytes_read / encoder_session.info.bytes_per_wide_sample; + if(!format_input(input_, wide_samples, encoder_session.info.is_big_endian, encoder_session.info.is_unsigned_samples, encoder_session.info.channels, encoder_session.info.bits_per_sample, encoder_session.info.shift, channel_map)) + return EncoderSession_finish_error(&encoder_session); + + if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)input_, wide_samples)) { + print_error_with_state(&encoder_session, "ERROR during encoding"); + return EncoderSession_finish_error(&encoder_session); + } + encoder_session.fmt.iff.data_bytes -= bytes_read; + } + } + } + break; + case FORMAT_FLAC: + case FORMAT_OGGFLAC: + while(!encoder_session.fmt.flac.client_data.fatal_error && encoder_session.fmt.flac.client_data.samples_left_to_process > 0) { + /* We can also hit the end of stream without samples_left_to_process + * going to 0 if there are errors and continue_through_decode_errors + * is on, so we want to break in that case too: + */ + if(encoder_session.continue_through_decode_errors && FLAC__stream_decoder_get_state(encoder_session.fmt.flac.decoder) == FLAC__STREAM_DECODER_END_OF_STREAM) + break; + if(!FLAC__stream_decoder_process_single(encoder_session.fmt.flac.decoder)) { + flac__utils_printf(stderr, 1, "%s: ERROR: while decoding FLAC input, state = %s\n", encoder_session.inbasefilename, FLAC__stream_decoder_get_resolved_state_string(encoder_session.fmt.flac.decoder)); + return EncoderSession_finish_error(&encoder_session); + } + } + if(encoder_session.fmt.flac.client_data.fatal_error) { + flac__utils_printf(stderr, 1, "%s: ERROR: while decoding FLAC input, state = %s\n", encoder_session.inbasefilename, FLAC__stream_decoder_get_resolved_state_string(encoder_session.fmt.flac.decoder)); + return EncoderSession_finish_error(&encoder_session); + } + break; + default: + FLAC__ASSERT(0); + /* double protection */ + return EncoderSession_finish_error(&encoder_session); } - if(decoder_data.fatal_error) { - flac__utils_printf(stderr, 1, "%s: ERROR: while decoding FLAC input, state = %s\n", encoder_session.inbasefilename, FLAC__stream_decoder_get_resolved_state_string(decoder)); - goto fubar2; /*@@@ yuck */ + + /* + * now read unaligned samples into reservoir or pad with zeroes if necessary + */ + if(options.sector_align) { + if(options.is_last_file) { + unsigned wide_samples = 588 - align_remainder; + if(wide_samples < 588) { + unsigned channel; + + info_align_zero = wide_samples; + for(channel = 0; channel < encoder_session.info.channels; channel++) + memset(input_[channel], 0, sizeof(input_[0][0]) * wide_samples); + + if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)input_, wide_samples)) { + print_error_with_state(&encoder_session, "ERROR during encoding"); + return EncoderSession_finish_error(&encoder_session); + } + } + } + else { + if(*options.align_reservoir_samples > 0) { + size_t bytes_read; + FLAC__ASSERT(CHUNK_OF_SAMPLES >= 588); + bytes_read = fread(ucbuffer_, sizeof(unsigned char), (*options.align_reservoir_samples) * encoder_session.info.bytes_per_wide_sample, infile); + if(bytes_read == 0 && ferror(infile)) { + flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename); + return EncoderSession_finish_error(&encoder_session); + } + else if(bytes_read != (*options.align_reservoir_samples) * encoder_session.info.bytes_per_wide_sample) { + flac__utils_printf(stderr, 1, "%s: WARNING: unexpected EOF; read %" PRIu64 " bytes; expected %" PRIu64 " samples, got %" PRIu64 " samples\n", encoder_session.inbasefilename, bytes_read, encoder_session.total_samples_to_encode, encoder_session.samples_written); + if(encoder_session.treat_warnings_as_errors) + return EncoderSession_finish_error(&encoder_session); + } + else { + info_align_carry = *options.align_reservoir_samples; + if(!format_input(options.align_reservoir, *options.align_reservoir_samples, encoder_session.info.is_big_endian, encoder_session.info.is_unsigned_samples, encoder_session.info.channels, encoder_session.info.bits_per_sample, encoder_session.info.shift, channel_map)) + return EncoderSession_finish_error(&encoder_session); + } + } + } } } - FLAC__stream_decoder_delete(decoder); - retval = EncoderSession_finish_ok(&encoder_session, -1, -1, /*foreign_metadata=*/0); - /* have to wail until encoder is completely finished before deleting because of the final step of writing the seekpoint offsets */ - for(i = 0; i < decoder_data.num_metadata_blocks; i++) - FLAC__metadata_object_delete(decoder_data.metadata_blocks[i]); - return retval; - -fubar2: - for(i = 0; i < decoder_data.num_metadata_blocks; i++) - FLAC__metadata_object_delete(decoder_data.metadata_blocks[i]); -fubar1: - FLAC__stream_decoder_delete(decoder); - return EncoderSession_finish_error(&encoder_session); + return EncoderSession_finish_ok( + &encoder_session, + info_align_carry, + info_align_zero, + EncoderSession_format_is_iff(&encoder_session)? options.format_options.iff.foreign_metadata : 0 + ); } -FLAC__bool EncoderSession_construct(EncoderSession *e, FLAC__bool use_ogg, FLAC__bool verify, FLAC__bool treat_warnings_as_errors, FLAC__bool continue_through_decode_errors, FILE *infile, const char *infilename, const char *outfilename) +FLAC__bool EncoderSession_construct(EncoderSession *e, encode_options_t options, FLAC__off_t infilesize, FILE *infile, const char *infilename, const char *outfilename, const FLAC__byte *lookahead, unsigned lookahead_length) { unsigned i; FLAC__uint32 test = 1; @@ -1628,13 +1509,11 @@ FLAC__bool EncoderSession_construct(EncoderSession *e, FLAC__bool use_ogg, FLAC_ */ #if FLAC__HAS_OGG - e->use_ogg = use_ogg; -#else - (void)use_ogg; + e->use_ogg = options.use_ogg; #endif - e->verify = verify; - e->treat_warnings_as_errors = treat_warnings_as_errors; - e->continue_through_decode_errors = continue_through_decode_errors; + e->verify = options.verify; + e->treat_warnings_as_errors = options.treat_warnings_as_errors; + e->continue_through_decode_errors = options.continue_through_decode_errors; e->is_stdout = (0 == strcmp(outfilename, "-")); e->outputfile_opened = false; @@ -1643,13 +1522,42 @@ FLAC__bool EncoderSession_construct(EncoderSession *e, FLAC__bool use_ogg, FLAC_ e->infilename = infilename; e->outfilename = outfilename; - e->skip = 0; /* filled in later after the sample_rate is known */ - e->unencoded_size = 0; e->total_samples_to_encode = 0; + e->unencoded_size = 0; e->bytes_written = 0; e->samples_written = 0; e->stats_mask = 0; + memset(&e->info, 0, sizeof(e->info)); + + e->format = options.format; + + switch(options.format) { + case FORMAT_RAW: + break; + case FORMAT_WAVE: + case FORMAT_WAVE64: + case FORMAT_RF64: + case FORMAT_AIFF: + case FORMAT_AIFF_C: + e->fmt.iff.data_bytes = 0; + break; + case FORMAT_FLAC: + case FORMAT_OGGFLAC: + e->fmt.flac.decoder = 0; + e->fmt.flac.client_data.filesize = infilesize; + e->fmt.flac.client_data.lookahead = lookahead; + e->fmt.flac.client_data.lookahead_length = lookahead_length; + e->fmt.flac.client_data.num_metadata_blocks = 0; + e->fmt.flac.client_data.samples_left_to_process = 0; + e->fmt.flac.client_data.fatal_error = false; + break; + default: + FLAC__ASSERT(0); + /* double protection */ + return false; + } + e->encoder = 0; e->fin = infile; @@ -1672,6 +1580,16 @@ FLAC__bool EncoderSession_construct(EncoderSession *e, FLAC__bool use_ogg, FLAC_ void EncoderSession_destroy(EncoderSession *e) { + if(e->format == FORMAT_FLAC || e->format == FORMAT_OGGFLAC) { + size_t i; + if(e->fmt.flac.decoder) + FLAC__stream_decoder_delete(e->fmt.flac.decoder); + e->fmt.flac.decoder = 0; + for(i = 0; i < e->fmt.flac.client_data.num_metadata_blocks; i++) + FLAC__metadata_object_delete(e->fmt.flac.client_data.metadata_blocks[i]); + e->fmt.flac.client_data.num_metadata_blocks = 0; + } + if(e->fin != stdin) fclose(e->fin); @@ -1786,10 +1704,10 @@ static void static_metadata_clear(static_metadata_t *m) static FLAC__bool static_metadata_append(static_metadata_t *m, FLAC__StreamMetadata *d, FLAC__bool needs_delete) { void *x; - if(0 == (x = realloc(m->metadata, sizeof(*m->metadata)*(m->num_metadata+1)))) + if(0 == (x = safe_realloc_muladd2_(m->metadata, sizeof(*m->metadata), /*times (*/m->num_metadata, /*+*/1/*)*/))) return false; m->metadata = (FLAC__StreamMetadata**)x; - if(0 == (x = realloc(m->needs_delete, sizeof(*m->needs_delete)*(m->num_metadata+1)))) + if(0 == (x = safe_realloc_muladd2_(m->needs_delete, sizeof(*m->needs_delete), /*times (*/m->num_metadata, /*+*/1/*)*/))) return false; m->needs_delete = (FLAC__bool*)x; m->metadata[m->num_metadata] = d; @@ -1798,12 +1716,16 @@ static FLAC__bool static_metadata_append(static_metadata_t *m, FLAC__StreamMetad return true; } -FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t options, FLAC__uint32 channel_mask, unsigned channels, unsigned bps, unsigned sample_rate, const foreign_metadata_t *foreign_metadata, FLACDecoderData *flac_decoder_data) +FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t options) { + const unsigned channels = e->info.channels; + const unsigned bps = e->info.bits_per_sample - e->info.shift; + const unsigned sample_rate = e->info.sample_rate; + FLACDecoderData *flac_decoder_data = (e->format == FORMAT_FLAC || e->format == FORMAT_OGGFLAC)? &e->fmt.flac.client_data : 0; FLAC__StreamMetadata padding; FLAC__StreamMetadata **metadata = 0; static_metadata_t static_metadata; - unsigned num_metadata = 0, i; + unsigned num_metadata = 0, ic; FLAC__StreamEncoderInitStatus init_status; const FLAC__bool is_cdda = (channels == 1 || channels == 2) && (bps == 16) && (sample_rate == 44100); char apodizations[2000]; @@ -1813,9 +1735,6 @@ FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t optio static_metadata_init(&static_metadata); e->replay_gain = options.replay_gain; - e->channels = channels; - e->bits_per_sample = bps; - e->sample_rate = sample_rate; apodizations[0] = '\0'; @@ -1836,7 +1755,7 @@ FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t optio } } - if(!parse_cuesheet(&static_metadata.cuesheet, options.cuesheet_filename, e->inbasefilename, is_cdda, e->total_samples_to_encode, e->treat_warnings_as_errors)) + if(!parse_cuesheet(&static_metadata.cuesheet, options.cuesheet_filename, e->inbasefilename, sample_rate, is_cdda, e->total_samples_to_encode, e->treat_warnings_as_errors)) return false; if(!convert_to_seek_table_template(options.requested_seek_points, options.num_requested_seek_points, options.cued_seekpoints? static_metadata.cuesheet : 0, e)) { @@ -1852,6 +1771,7 @@ FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t optio * metadata as the basis for the encoded file */ { + unsigned i; /* * first handle pictures: simple append any --pictures * specified. @@ -1881,7 +1801,7 @@ FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t optio if(flac_decoder_data->metadata_blocks[i]->type == FLAC__METADATA_TYPE_VORBIS_COMMENT) vc_found = true; if(flac_decoder_data->metadata_blocks[i]->type == FLAC__METADATA_TYPE_VORBIS_COMMENT && options.vorbis_comment->data.vorbis_comment.num_comments > 0) { - (void) flac__utils_get_channel_mask_tag(flac_decoder_data->metadata_blocks[i], &channel_mask); + (void) flac__utils_get_channel_mask_tag(flac_decoder_data->metadata_blocks[i], &e->info.channel_mask); flac__utils_printf(stderr, 1, "%s: WARNING, replacing tags from input FLAC file with those given on the command-line\n", e->inbasefilename); if(e->treat_warnings_as_errors) { static_metadata_clear(&static_metadata); @@ -1897,7 +1817,7 @@ FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t optio if((!vc_found || options.vorbis_comment->data.vorbis_comment.num_comments > 0) && flac_decoder_data->num_metadata_blocks < sizeof(flac_decoder_data->metadata_blocks)/sizeof(flac_decoder_data->metadata_blocks[0])) { /* prepend ours */ FLAC__StreamMetadata *vc = FLAC__metadata_object_clone(options.vorbis_comment); - if(0 == vc || (channel_mask && !flac__utils_set_channel_mask_tag(vc, channel_mask))) { + if(0 == vc || (e->info.channel_mask && !flac__utils_set_channel_mask_tag(vc, e->info.channel_mask))) { flac__utils_printf(stderr, 1, "%s: ERROR allocating memory for VORBIS_COMMENT block\n", e->inbasefilename); static_metadata_clear(&static_metadata); return false; @@ -2049,7 +1969,7 @@ FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t optio if(options.padding > 0) p = options.padding; if(p < 0) - p = e->total_samples_to_encode / e->sample_rate < 20*60? FLAC_ENCODE__DEFAULT_PADDING : FLAC_ENCODE__DEFAULT_PADDING*8; + p = e->total_samples_to_encode / sample_rate < 20*60? FLAC_ENCODE__DEFAULT_PADDING : FLAC_ENCODE__DEFAULT_PADDING*8; if(options.padding != 0) { if(p > 0 && flac_decoder_data->num_metadata_blocks < sizeof(flac_decoder_data->metadata_blocks)/sizeof(flac_decoder_data->metadata_blocks[0])) { flac_decoder_data->metadata_blocks[flac_decoder_data->num_metadata_blocks] = FLAC__metadata_object_new(FLAC__METADATA_TYPE_PADDING); @@ -2072,14 +1992,17 @@ FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t optio * we're not encoding from FLAC so we will build the metadata * from scratch */ + const foreign_metadata_t *foreign_metadata = EncoderSession_format_is_iff(e)? options.format_options.iff.foreign_metadata : 0; + unsigned i; + if(e->seek_table_template->data.seek_table.num_points > 0) { e->seek_table_template->is_last = false; /* the encoder will set this for us */ static_metadata_append(&static_metadata, e->seek_table_template, /*needs_delete=*/false); } if(0 != static_metadata.cuesheet) static_metadata_append(&static_metadata, static_metadata.cuesheet, /*needs_delete=*/false); - if(channel_mask) { - if(!flac__utils_set_channel_mask_tag(options.vorbis_comment, channel_mask)) { + if(e->info.channel_mask) { + if(!flac__utils_set_channel_mask_tag(options.vorbis_comment, e->info.channel_mask)) { flac__utils_printf(stderr, 1, "%s: ERROR adding channel mask tag\n", e->inbasefilename); static_metadata_clear(&static_metadata); return false; @@ -2098,13 +2021,12 @@ FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t optio } static_metadata_append(&static_metadata, p, /*needs_delete=*/true); static_metadata.metadata[static_metadata.num_metadata-1]->length = FLAC__STREAM_METADATA_APPLICATION_ID_LEN/8 + foreign_metadata->blocks[i].size; -/*fprintf(stderr,"@@@@@@ add PADDING=%u\n",static_metadata.metadata[static_metadata.num_metadata-1]->length);*/ } } if(options.padding != 0) { padding.is_last = false; /* the encoder will set this for us */ padding.type = FLAC__METADATA_TYPE_PADDING; - padding.length = (unsigned)(options.padding>0? options.padding : (e->total_samples_to_encode / e->sample_rate < 20*60? FLAC_ENCODE__DEFAULT_PADDING : FLAC_ENCODE__DEFAULT_PADDING*8)); + padding.length = (unsigned)(options.padding>0? options.padding : (e->total_samples_to_encode / sample_rate < 20*60? FLAC_ENCODE__DEFAULT_PADDING : FLAC_ENCODE__DEFAULT_PADDING*8)); static_metadata_append(&static_metadata, &padding, /*needs_delete=*/false); } metadata = static_metadata.metadata; @@ -2126,55 +2048,55 @@ FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t optio FLAC__stream_encoder_set_channels(e->encoder, channels); FLAC__stream_encoder_set_bits_per_sample(e->encoder, bps); FLAC__stream_encoder_set_sample_rate(e->encoder, sample_rate); - for(i = 0; i < options.num_compression_settings; i++) { - switch(options.compression_settings[i].type) { + for(ic = 0; ic < options.num_compression_settings; ic++) { + switch(options.compression_settings[ic].type) { case CST_BLOCKSIZE: - FLAC__stream_encoder_set_blocksize(e->encoder, options.compression_settings[i].value.t_unsigned); + FLAC__stream_encoder_set_blocksize(e->encoder, options.compression_settings[ic].value.t_unsigned); break; case CST_COMPRESSION_LEVEL: - FLAC__stream_encoder_set_compression_level(e->encoder, options.compression_settings[i].value.t_unsigned); + FLAC__stream_encoder_set_compression_level(e->encoder, options.compression_settings[ic].value.t_unsigned); apodizations[0] = '\0'; break; case CST_DO_MID_SIDE: - FLAC__stream_encoder_set_do_mid_side_stereo(e->encoder, options.compression_settings[i].value.t_bool); + FLAC__stream_encoder_set_do_mid_side_stereo(e->encoder, options.compression_settings[ic].value.t_bool); break; case CST_LOOSE_MID_SIDE: - FLAC__stream_encoder_set_loose_mid_side_stereo(e->encoder, options.compression_settings[i].value.t_bool); + FLAC__stream_encoder_set_loose_mid_side_stereo(e->encoder, options.compression_settings[ic].value.t_bool); break; case CST_APODIZATION: - if(strlen(apodizations)+strlen(options.compression_settings[i].value.t_string)+2 >= sizeof(apodizations)) { + if(strlen(apodizations)+strlen(options.compression_settings[ic].value.t_string)+2 >= sizeof(apodizations)) { flac__utils_printf(stderr, 1, "%s: ERROR: too many apodization functions requested\n", e->inbasefilename); static_metadata_clear(&static_metadata); return false; } else { - strcat(apodizations, options.compression_settings[i].value.t_string); + strcat(apodizations, options.compression_settings[ic].value.t_string); strcat(apodizations, ";"); } break; case CST_MAX_LPC_ORDER: - FLAC__stream_encoder_set_max_lpc_order(e->encoder, options.compression_settings[i].value.t_unsigned); + FLAC__stream_encoder_set_max_lpc_order(e->encoder, options.compression_settings[ic].value.t_unsigned); break; case CST_QLP_COEFF_PRECISION: - FLAC__stream_encoder_set_qlp_coeff_precision(e->encoder, options.compression_settings[i].value.t_unsigned); + FLAC__stream_encoder_set_qlp_coeff_precision(e->encoder, options.compression_settings[ic].value.t_unsigned); break; case CST_DO_QLP_COEFF_PREC_SEARCH: - FLAC__stream_encoder_set_do_qlp_coeff_prec_search(e->encoder, options.compression_settings[i].value.t_bool); + FLAC__stream_encoder_set_do_qlp_coeff_prec_search(e->encoder, options.compression_settings[ic].value.t_bool); break; case CST_DO_ESCAPE_CODING: - FLAC__stream_encoder_set_do_escape_coding(e->encoder, options.compression_settings[i].value.t_bool); + FLAC__stream_encoder_set_do_escape_coding(e->encoder, options.compression_settings[ic].value.t_bool); break; case CST_DO_EXHAUSTIVE_MODEL_SEARCH: - FLAC__stream_encoder_set_do_exhaustive_model_search(e->encoder, options.compression_settings[i].value.t_bool); + FLAC__stream_encoder_set_do_exhaustive_model_search(e->encoder, options.compression_settings[ic].value.t_bool); break; case CST_MIN_RESIDUAL_PARTITION_ORDER: - FLAC__stream_encoder_set_min_residual_partition_order(e->encoder, options.compression_settings[i].value.t_unsigned); + FLAC__stream_encoder_set_min_residual_partition_order(e->encoder, options.compression_settings[ic].value.t_unsigned); break; case CST_MAX_RESIDUAL_PARTITION_ORDER: - FLAC__stream_encoder_set_max_residual_partition_order(e->encoder, options.compression_settings[i].value.t_unsigned); + FLAC__stream_encoder_set_max_residual_partition_order(e->encoder, options.compression_settings[ic].value.t_unsigned); break; case CST_RICE_PARAMETER_SEARCH_DIST: - FLAC__stream_encoder_set_rice_parameter_search_dist(e->encoder, options.compression_settings[i].value.t_unsigned); + FLAC__stream_encoder_set_rice_parameter_search_dist(e->encoder, options.compression_settings[ic].value.t_unsigned); break; } } @@ -2230,7 +2152,7 @@ FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t optio FLAC__bool EncoderSession_process(EncoderSession *e, const FLAC__int32 * const buffer[], unsigned samples) { if(e->replay_gain) { - if(!grabbag__replaygain_analyze(buffer, e->channels==2, e->bits_per_sample, samples)) { + if(!grabbag__replaygain_analyze(buffer, e->info.channels==2, e->info.bits_per_sample, samples)) { flac__utils_printf(stderr, 1, "%s: WARNING, error while calculating ReplayGain\n", e->inbasefilename); if(e->treat_warnings_as_errors) return false; @@ -2240,6 +2162,16 @@ FLAC__bool EncoderSession_process(EncoderSession *e, const FLAC__int32 * const b return FLAC__stream_encoder_process(e->encoder, buffer, samples); } +FLAC__bool EncoderSession_format_is_iff(const EncoderSession *e) +{ + return + e->format == FORMAT_WAVE || + e->format == FORMAT_WAVE64 || + e->format == FORMAT_RF64 || + e->format == FORMAT_AIFF || + e->format == FORMAT_AIFF_C; +} + FLAC__bool convert_to_seek_table_template(const char *requested_seek_points, int num_requested_seek_points, FLAC__StreamMetadata *cuesheet, EncoderSession *e) { const FLAC__bool only_placeholders = e->is_stdout; @@ -2251,16 +2183,16 @@ FLAC__bool convert_to_seek_table_template(const char *requested_seek_points, int if(num_requested_seek_points < 0) { #if FLAC__HAS_OGG /*@@@@@@ workaround ogg bug: too many seekpoints makes table not fit in one page */ - if(e->use_ogg && e->total_samples_to_encode > 0 && e->total_samples_to_encode / e->sample_rate / 10 > 230) + if(e->use_ogg && e->total_samples_to_encode > 0 && e->total_samples_to_encode / e->info.sample_rate / 10 > 230) requested_seek_points = "230x;"; - else + else #endif requested_seek_points = "10s;"; num_requested_seek_points = 1; } if(num_requested_seek_points > 0) { - if(!grabbag__seektable_convert_specification_to_template(requested_seek_points, only_placeholders, e->total_samples_to_encode, e->sample_rate, e->seek_table_template, &has_real_points)) + if(!grabbag__seektable_convert_specification_to_template(requested_seek_points, only_placeholders, e->total_samples_to_encode, e->info.sample_rate, e->seek_table_template, &has_real_points)) return false; } @@ -2477,21 +2409,23 @@ FLAC__bool format_input(FLAC__int32 *dest[], unsigned wide_samples, FLAC__bool i void encoder_progress_callback(const FLAC__StreamEncoder *encoder, FLAC__uint64 bytes_written, FLAC__uint64 samples_written, unsigned frames_written, unsigned total_frames_estimate, void *client_data) { - EncoderSession *encoder_session = (EncoderSession*)client_data; + EncoderSession *e = (EncoderSession*)client_data; (void)encoder, (void)total_frames_estimate; - encoder_session->bytes_written = bytes_written; - encoder_session->samples_written = samples_written; + e->bytes_written = bytes_written; + e->samples_written = samples_written; - if(encoder_session->total_samples_to_encode > 0 && !((frames_written-1) & encoder_session->stats_mask)) - print_stats(encoder_session); + if(e->total_samples_to_encode > 0 && !((frames_written-1) & e->stats_mask)) + print_stats(e); } FLAC__StreamDecoderReadStatus flac_decoder_read_callback(const FLAC__StreamDecoder *decoder, FLAC__byte buffer[], size_t *bytes, void *client_data) { size_t n = 0; - FLACDecoderData *data = (FLACDecoderData*)client_data; + EncoderSession *e = (EncoderSession*)client_data; + FLACDecoderData *data = &e->fmt.flac.client_data; + (void)decoder; if (data->fatal_error) @@ -2508,8 +2442,8 @@ FLAC__StreamDecoderReadStatus flac_decoder_read_callback(const FLAC__StreamDecod /* get the rest from file */ if (*bytes > n) { - *bytes = n + fread(buffer, 1, *bytes-n, data->encoder_session->fin); - if(ferror(data->encoder_session->fin)) + *bytes = n + fread(buffer, 1, *bytes-n, e->fin); + if(ferror(e->fin)) return FLAC__STREAM_DECODER_READ_STATUS_ABORT; else if(0 == *bytes) return FLAC__STREAM_DECODER_READ_STATUS_END_OF_STREAM; @@ -2522,10 +2456,10 @@ FLAC__StreamDecoderReadStatus flac_decoder_read_callback(const FLAC__StreamDecod FLAC__StreamDecoderSeekStatus flac_decoder_seek_callback(const FLAC__StreamDecoder *decoder, FLAC__uint64 absolute_byte_offset, void *client_data) { - FLACDecoderData *data = (FLACDecoderData*)client_data; + EncoderSession *e = (EncoderSession*)client_data; (void)decoder; - if(fseeko(data->encoder_session->fin, (off_t)absolute_byte_offset, SEEK_SET) < 0) + if(fseeko(e->fin, (FLAC__off_t)absolute_byte_offset, SEEK_SET) < 0) return FLAC__STREAM_DECODER_SEEK_STATUS_ERROR; else return FLAC__STREAM_DECODER_SEEK_STATUS_OK; @@ -2533,11 +2467,11 @@ FLAC__StreamDecoderSeekStatus flac_decoder_seek_callback(const FLAC__StreamDecod FLAC__StreamDecoderTellStatus flac_decoder_tell_callback(const FLAC__StreamDecoder *decoder, FLAC__uint64 *absolute_byte_offset, void *client_data) { - FLACDecoderData *data = (FLACDecoderData*)client_data; - off_t pos; + EncoderSession *e = (EncoderSession*)client_data; + FLAC__off_t pos; (void)decoder; - if((pos = ftello(data->encoder_session->fin)) < 0) + if((pos = ftello(e->fin)) < 0) return FLAC__STREAM_DECODER_TELL_STATUS_ERROR; else { *absolute_byte_offset = (FLAC__uint64)pos; @@ -2547,10 +2481,11 @@ FLAC__StreamDecoderTellStatus flac_decoder_tell_callback(const FLAC__StreamDecod FLAC__StreamDecoderLengthStatus flac_decoder_length_callback(const FLAC__StreamDecoder *decoder, FLAC__uint64 *stream_length, void *client_data) { - FLACDecoderData *data = (FLACDecoderData*)client_data; + const EncoderSession *e = (EncoderSession*)client_data; + const FLACDecoderData *data = &e->fmt.flac.client_data; (void)decoder; - if(0 == data->filesize) + if(data->filesize < 0) return FLAC__STREAM_DECODER_LENGTH_STATUS_ERROR; else { *stream_length = (FLAC__uint64)data->filesize; @@ -2560,20 +2495,21 @@ FLAC__StreamDecoderLengthStatus flac_decoder_length_callback(const FLAC__StreamD FLAC__bool flac_decoder_eof_callback(const FLAC__StreamDecoder *decoder, void *client_data) { - FLACDecoderData *data = (FLACDecoderData*)client_data; + EncoderSession *e = (EncoderSession*)client_data; (void)decoder; - return feof(data->encoder_session->fin)? true : false; + return feof(e->fin)? true : false; } FLAC__StreamDecoderWriteStatus flac_decoder_write_callback(const FLAC__StreamDecoder *decoder, const FLAC__Frame *frame, const FLAC__int32 * const buffer[], void *client_data) { - FLACDecoderData *data = (FLACDecoderData*)client_data; + EncoderSession *e = (EncoderSession*)client_data; + FLACDecoderData *data = &e->fmt.flac.client_data; FLAC__uint64 n = min(data->samples_left_to_process, frame->header.blocksize); (void)decoder; - if(!EncoderSession_process(data->encoder_session, buffer, (unsigned)n)) { - print_error_with_state(data->encoder_session, "ERROR during encoding"); + if(!EncoderSession_process(e, buffer, (unsigned)n)) { + print_error_with_state(e, "ERROR during encoding"); data->fatal_error = true; return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT; } @@ -2584,7 +2520,8 @@ FLAC__StreamDecoderWriteStatus flac_decoder_write_callback(const FLAC__StreamDec void flac_decoder_metadata_callback(const FLAC__StreamDecoder *decoder, const FLAC__StreamMetadata *metadata, void *client_data) { - FLACDecoderData *data = (FLACDecoderData*)client_data; + EncoderSession *e = (EncoderSession*)client_data; + FLACDecoderData *data = &e->fmt.flac.client_data; (void)decoder; if (data->fatal_error) @@ -2601,15 +2538,16 @@ void flac_decoder_metadata_callback(const FLAC__StreamDecoder *decoder, const FL void flac_decoder_error_callback(const FLAC__StreamDecoder *decoder, FLAC__StreamDecoderErrorStatus status, void *client_data) { - FLACDecoderData *data = (FLACDecoderData*)client_data; + EncoderSession *e = (EncoderSession*)client_data; + FLACDecoderData *data = &e->fmt.flac.client_data; (void)decoder; - flac__utils_printf(stderr, 1, "%s: ERROR got %s while decoding FLAC input\n", data->encoder_session->inbasefilename, FLAC__StreamDecoderErrorStatusString[status]); - if(!data->encoder_session->continue_through_decode_errors) + flac__utils_printf(stderr, 1, "%s: ERROR got %s while decoding FLAC input\n", e->inbasefilename, FLAC__StreamDecoderErrorStatusString[status]); + if(!e->continue_through_decode_errors) data->fatal_error = true; } -FLAC__bool parse_cuesheet(FLAC__StreamMetadata **cuesheet, const char *cuesheet_filename, const char *inbasefilename, FLAC__bool is_cdda, FLAC__uint64 lead_out_offset, FLAC__bool treat_warnings_as_errors) +FLAC__bool parse_cuesheet(FLAC__StreamMetadata **cuesheet, const char *cuesheet_filename, const char *inbasefilename, unsigned sample_rate, FLAC__bool is_cdda, FLAC__uint64 lead_out_offset, FLAC__bool treat_warnings_as_errors) { FILE *f; unsigned last_line_read; @@ -2628,7 +2566,7 @@ FLAC__bool parse_cuesheet(FLAC__StreamMetadata **cuesheet, const char *cuesheet_ return false; } - *cuesheet = grabbag__cuesheet_parse(f, &error_message, &last_line_read, is_cdda, lead_out_offset); + *cuesheet = grabbag__cuesheet_parse(f, &error_message, &last_line_read, sample_rate, is_cdda, lead_out_offset); fclose(f); @@ -2656,28 +2594,32 @@ FLAC__bool parse_cuesheet(FLAC__StreamMetadata **cuesheet, const char *cuesheet_ void print_stats(const EncoderSession *encoder_session) { const FLAC__uint64 samples_written = min(encoder_session->total_samples_to_encode, encoder_session->samples_written); + const FLAC__uint64 uesize = encoder_session->unencoded_size; #if defined _MSC_VER || defined __MINGW32__ /* with MSVC you have to spoon feed it the casting */ const double progress = (double)(FLAC__int64)samples_written / (double)(FLAC__int64)encoder_session->total_samples_to_encode; - const double ratio = (double)(FLAC__int64)encoder_session->bytes_written / ((double)(FLAC__int64)encoder_session->unencoded_size * min(1.0, progress)); + const double ratio = (double)(FLAC__int64)encoder_session->bytes_written / ((double)(FLAC__int64)(uesize? uesize:1) * min(1.0, progress)); #else const double progress = (double)samples_written / (double)encoder_session->total_samples_to_encode; - const double ratio = (double)encoder_session->bytes_written / ((double)encoder_session->unencoded_size * min(1.0, progress)); + const double ratio = (double)encoder_session->bytes_written / ((double)(uesize? uesize:1) * min(1.0, progress)); #endif FLAC__ASSERT(encoder_session->total_samples_to_encode > 0); if(samples_written == encoder_session->total_samples_to_encode) { - flac__utils_printf(stderr, 2, "\r%s:%s wrote %u bytes, ratio=%0.3f", + flac__utils_printf(stderr, 2, "\r%s:%s wrote %" PRIu64 " bytes, ratio=", encoder_session->inbasefilename, encoder_session->verify? " Verify OK," : "", - (unsigned)encoder_session->bytes_written, - ratio + encoder_session->bytes_written ); } else { - flac__utils_printf(stderr, 2, "\r%s: %u%% complete, ratio=%0.3f", encoder_session->inbasefilename, (unsigned)floor(progress * 100.0 + 0.5), ratio); + flac__utils_printf(stderr, 2, "\r%s: %u%% complete, ratio=", encoder_session->inbasefilename, (unsigned)floor(progress * 100.0 + 0.5)); } + if(uesize) + flac__utils_printf(stderr, 2, "%0.3f", ratio); + else + flac__utils_printf(stderr, 2, "N/A"); } void print_error_with_init_status(const EncoderSession *e, const char *message, FLAC__StreamEncoderInitStatus init_status) @@ -2753,7 +2695,7 @@ void print_verify_error(EncoderSession *e) FLAC__stream_encoder_get_verify_decoder_error_stats(e->encoder, &absolute_sample, &frame_number, &channel, &sample, &expected, &got); flac__utils_printf(stderr, 1, "%s: ERROR: mismatch in decoded data, verify FAILED!\n", e->inbasefilename); - flac__utils_printf(stderr, 1, " Absolute sample=%u, frame=%u, channel=%u, sample=%u, expected %d, got %d\n", (unsigned)absolute_sample, frame_number, channel, sample, expected, got); + flac__utils_printf(stderr, 1, " Absolute sample=%" PRIu64 ", frame=%u, channel=%u, sample=%u, expected %d, got %d\n", absolute_sample, frame_number, channel, sample, expected, got); flac__utils_printf(stderr, 1, " In all known cases, verify errors are caused by hardware problems,\n"); flac__utils_printf(stderr, 1, " usually overclocking or bad RAM. Delete %s\n", e->outfilename); flac__utils_printf(stderr, 1, " and repeat the flac command exactly as before. If it does not give a\n"); @@ -2768,9 +2710,9 @@ void print_verify_error(EncoderSession *e) flac__utils_printf(stderr, 1, "Verify FAILED! Do not trust %s\n", e->outfilename); } -FLAC__bool read_little_endian_uint16(FILE *f, FLAC__uint16 *val, FLAC__bool eof_ok, const char *fn) +FLAC__bool read_bytes(FILE *f, FLAC__byte *buf, size_t n, FLAC__bool eof_ok, const char *fn) { - size_t bytes_read = fread(val, 1, 2, f); + size_t bytes_read = fread(buf, 1, n, f); if(bytes_read == 0) { if(!eof_ok) { @@ -2780,111 +2722,76 @@ FLAC__bool read_little_endian_uint16(FILE *f, FLAC__uint16 *val, FLAC__bool eof_ else return true; } - else if(bytes_read < 2) { + if(bytes_read < n) { flac__utils_printf(stderr, 1, "%s: ERROR: unexpected EOF\n", fn); return false; } - else { - if(is_big_endian_host_) { - FLAC__byte tmp, *b = (FLAC__byte*)val; - tmp = b[1]; b[1] = b[0]; b[0] = tmp; - } - return true; - } + return true; } -FLAC__bool read_little_endian_uint32(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, const char *fn) +FLAC__bool read_uint16(FILE *f, FLAC__bool big_endian, FLAC__uint16 *val, const char *fn) { - size_t bytes_read = fread(val, 1, 4, f); - - if(bytes_read == 0) { - if(!eof_ok) { - flac__utils_printf(stderr, 1, "%s: ERROR: unexpected EOF\n", fn); - return false; - } - else - return true; - } - else if(bytes_read < 4) { - flac__utils_printf(stderr, 1, "%s: ERROR: unexpected EOF\n", fn); + if(!read_bytes(f, (FLAC__byte*)val, 2, /*eof_ok=*/false, fn)) return false; + if(is_big_endian_host_ != big_endian) { + FLAC__byte tmp, *b = (FLAC__byte*)val; + tmp = b[1]; b[1] = b[0]; b[0] = tmp; } - else { - if(is_big_endian_host_) { - FLAC__byte tmp, *b = (FLAC__byte*)val; - tmp = b[3]; b[3] = b[0]; b[0] = tmp; - tmp = b[2]; b[2] = b[1]; b[1] = tmp; - } - return true; - } + return true; } -FLAC__bool read_big_endian_uint16(FILE *f, FLAC__uint16 *val, FLAC__bool eof_ok, const char *fn) +FLAC__bool read_uint32(FILE *f, FLAC__bool big_endian, FLAC__uint32 *val, const char *fn) { - unsigned char buf[4]; - size_t bytes_read= fread(buf, 1, 2, f); - - if(bytes_read==0U && eof_ok) - return true; - else if(bytes_read<2U) { - flac__utils_printf(stderr, 1, "%s: ERROR: unexpected EOF\n", fn); + if(!read_bytes(f, (FLAC__byte*)val, 4, /*eof_ok=*/false, fn)) return false; + if(is_big_endian_host_ != big_endian) { + FLAC__byte tmp, *b = (FLAC__byte*)val; + tmp = b[3]; b[3] = b[0]; b[0] = tmp; + tmp = b[2]; b[2] = b[1]; b[1] = tmp; } - - /* this is independent of host endianness */ - *val= (FLAC__uint16)(buf[0])<<8 | buf[1]; - return true; } -FLAC__bool read_big_endian_uint32(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, const char *fn) +FLAC__bool read_uint64(FILE *f, FLAC__bool big_endian, FLAC__uint64 *val, const char *fn) { - unsigned char buf[4]; - size_t bytes_read= fread(buf, 1, 4, f); - - if(bytes_read==0U && eof_ok) - return true; - else if(bytes_read<4U) { - flac__utils_printf(stderr, 1, "%s: ERROR: unexpected EOF\n", fn); + if(!read_bytes(f, (FLAC__byte*)val, 8, /*eof_ok=*/false, fn)) return false; + if(is_big_endian_host_ != big_endian) { + FLAC__byte tmp, *b = (FLAC__byte*)val; + tmp = b[7]; b[7] = b[0]; b[0] = tmp; + tmp = b[6]; b[6] = b[1]; b[1] = tmp; + tmp = b[5]; b[5] = b[2]; b[2] = tmp; + tmp = b[4]; b[4] = b[3]; b[3] = tmp; } - - /* this is independent of host endianness */ - *val= (FLAC__uint32)(buf[0])<<24 | (FLAC__uint32)(buf[1])<<16 | - (FLAC__uint32)(buf[2])<<8 | buf[3]; - return true; } -FLAC__bool read_sane_extended(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, const char *fn) +FLAC__bool read_sane_extended(FILE *f, FLAC__uint32 *val, const char *fn) /* Read an IEEE 754 80-bit (aka SANE) extended floating point value from 'f', * convert it into an integral value and store in 'val'. Return false if only - * between 1 and 9 bytes remain in 'f', if 0 bytes remain in 'f' and 'eof_ok' is - * false, or if the value is negative, between zero and one, or too large to be - * represented by 'val'; return true otherwise. + * between 1 and 9 bytes remain in 'f', if 0 bytes remain in 'f', or if the + * value is negative, between zero and one, or too large to be represented by + * 'val'; return true otherwise. */ { unsigned int i; - unsigned char buf[10]; - size_t bytes_read= fread(buf, 1U, 10U, f); - FLAC__int16 e= ((FLAC__uint16)(buf[0])<<8 | (FLAC__uint16)(buf[1]))-0x3FFF; - FLAC__int16 shift= 63-e; - FLAC__uint64 p= 0U; + FLAC__byte buf[10]; + FLAC__uint64 p = 0; + FLAC__int16 e; + FLAC__int16 shift; - if(bytes_read==0U && eof_ok) - return true; - else if(bytes_read<10U) { - flac__utils_printf(stderr, 1, "%s: ERROR: unexpected EOF\n", fn); + if(!read_bytes(f, buf, sizeof(buf), /*eof_ok=*/false, fn)) return false; - } - else if((buf[0]>>7)==1U || e<0 || e>63) { + e = ((FLAC__uint16)(buf[0])<<8 | (FLAC__uint16)(buf[1]))-0x3FFF; + shift = 63-e; + if((buf[0]>>7)==1U || e<0 || e>63) { flac__utils_printf(stderr, 1, "%s: ERROR: invalid floating-point value\n", fn); return false; } - for(i= 0U; i<8U; ++i) - p|= (FLAC__uint64)(buf[i+2])<<(56U-i*8); - *val= (FLAC__uint32)((p>>shift)+(p>>(shift-1) & 0x1)); + for(i = 0; i < 8; ++i) + p |= (FLAC__uint64)(buf[i+2])<<(56U-i*8); + *val = (FLAC__uint32)((p>>shift)+(p>>(shift-1) & 0x1)); return true; } @@ -2892,24 +2799,19 @@ FLAC__bool read_sane_extended(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, con FLAC__bool fskip_ahead(FILE *f, FLAC__uint64 offset) { static unsigned char dump[8192]; + struct stat stb; - while(offset > 0) { - long need = (long)min(offset, LONG_MAX); - if(fseeko(f, need, SEEK_CUR) < 0) { - need = (long)min(offset, sizeof(dump)); - if((long)fread(dump, 1, need, f) < need) - return false; - } - offset -= need; + if(fstat(fileno(f), &stb) == 0 && (stb.st_mode & S_IFMT) == S_IFREG) + { + if(fseeko(f, offset, SEEK_CUR) == 0) + return true; } -#if 0 /* pure non-fseek() version */ while(offset > 0) { const long need = (long)min(offset, sizeof(dump)); - if(fread(dump, 1, need, f) < need) + if((long)fread(dump, 1, need, f) < need) return false; offset -= need; } -#endif return true; }