/* flac - Command-line FLAC encoder/decoder
- * Copyright (C) 2000,2001 Josh Coalson
+ * Copyright (C) 2000,2001,2002,2003 Josh Coalson
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
#if defined _WIN32 && !defined __CYGWIN__
/* where MSVC puts unlink() */
# include <io.h>
#else
# include <unistd.h>
#endif
-#include <stdio.h> /* for FILE */
+#include <math.h> /* for floor() */
+#include <stdio.h> /* for FILE et al. */
#include <string.h> /* for strcmp() */
#include "FLAC/all.h"
+#include "share/grabbag.h"
+#include "share/replaygain_synthesis.h"
#include "decode.h"
+#ifdef FLAC__HAS_OGG
+#include "OggFLAC/stream_decoder.h"
+#endif
+
typedef struct {
- FILE *fout;
- bool abort_flag;
- bool test_only;
- bool is_wave_out;
- bool is_big_endian;
- bool is_unsigned_samples;
- uint64 total_samples;
+#ifdef FLAC__HAS_OGG
+ FLAC__bool is_ogg;
+#endif
+
+ FLAC__bool verbose;
+ FLAC__bool is_aiff_out;
+ FLAC__bool is_wave_out;
+ FLAC__bool continue_through_decode_errors;
+
+ struct {
+ replaygain_synthesis_spec_t spec;
+ double scale;
+ DitherContext dither_context;
+ } replaygain;
+
+ FLAC__bool test_only;
+ FLAC__bool analysis_mode;
+ analysis_options aopts;
+ utils__SkipUntilSpecification *skip_specification;
+ utils__SkipUntilSpecification *until_specification; /* a canonicalized value of 0 mean end-of-stream (i.e. --until=-0) */
+
+ const char *inbasefilename;
+ const char *outfilename;
+
+ FLAC__uint64 samples_processed;
+ unsigned frame_counter;
+ FLAC__bool abort_flag;
+
+ struct {
+ FLAC__bool needs_fixup;
+ unsigned riff_offset; /* or FORM offset for AIFF */
+ unsigned data_offset; /* or SSND offset for AIFF */
+ unsigned frames_offset; /* AIFF only */
+ } wave_chunk_size_fixup;
+
+ FLAC__bool is_big_endian;
+ FLAC__bool is_unsigned_samples;
+ FLAC__uint64 total_samples;
unsigned bps;
unsigned channels;
unsigned sample_rate;
- bool verbose;
- uint64 skip;
- uint64 samples_processed;
- unsigned frame_counter;
-} stream_info_struct;
-static FLAC__FileDecoder *decoder;
-static bool is_big_endian_host;
+ union {
+ union {
+ FLAC__FileDecoder *file;
+ } flac;
+#ifdef FLAC__HAS_OGG
+ union {
+ OggFLAC__StreamDecoder *stream;
+ } ogg;
+#endif
+ } decoder;
+
+#ifdef FLAC__HAS_OGG
+ FILE *fin;
+#endif
+ FILE *fout;
+} DecoderSession;
+
+
+static FLAC__bool is_big_endian_host_;
+
+
+/*
+ * local routines
+ */
+static FLAC__bool DecoderSession_construct(DecoderSession *d, FLAC__bool is_ogg, FLAC__bool verbose, FLAC__bool is_aiff_out, FLAC__bool is_wave_out, FLAC__bool continue_through_decode_errors, replaygain_synthesis_spec_t replaygain_synthesis_spec, FLAC__bool analysis_mode, analysis_options aopts, utils__SkipUntilSpecification *skip_specification, utils__SkipUntilSpecification *until_specification, const char *infilename, const char *outfilename);
+static void DecoderSession_destroy(DecoderSession *d, FLAC__bool error_occurred);
+static FLAC__bool DecoderSession_init_decoder(DecoderSession *d, decode_options_t decode_options, const char *infilename);
+static FLAC__bool DecoderSession_process(DecoderSession *d);
+static int DecoderSession_finish_ok(DecoderSession *d);
+static int DecoderSession_finish_error(DecoderSession *d);
+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 write_little_endian_uint16(FILE *f, FLAC__uint16 val);
+static FLAC__bool write_little_endian_uint32(FILE *f, FLAC__uint32 val);
+static FLAC__bool write_big_endian_uint16(FILE *f, FLAC__uint16 val);
+static FLAC__bool write_big_endian_uint32(FILE *f, FLAC__uint32 val);
+static FLAC__bool write_sane_extended(FILE *f, unsigned val);
+static FLAC__bool fixup_wave_chunk_size(const char *outfilename, FLAC__bool is_wave_out, unsigned riff_offset, unsigned data_offset, unsigned frames_offset, FLAC__uint32 total_samples, unsigned channels, unsigned bps);
+#ifdef FLAC__HAS_OGG
+static FLAC__StreamDecoderReadStatus read_callback(const OggFLAC__StreamDecoder *decoder, FLAC__byte buffer[], unsigned *bytes, void *client_data);
+#endif
+/*
+ * We use 'void *' so that we can use the same callbacks for the
+ * FLAC__StreamDecoder and FLAC__FileDecoder. The 'decoder' argument is
+ * actually never used in the callbacks.
+ */
+static FLAC__StreamDecoderWriteStatus write_callback(const void *decoder, const FLAC__Frame *frame, const FLAC__int32 * const buffer[], void *client_data);
+static void metadata_callback(const void *decoder, const FLAC__StreamMetadata *metadata, void *client_data);
+static void error_callback(const void *decoder, FLAC__StreamDecoderErrorStatus status, void *client_data);
+static void print_error_with_state(const DecoderSession *d, const char *message);
+static void print_stats(const DecoderSession *decoder_session);
-/* local routines */
-static bool init(const char *infile, stream_info_struct *stream_info);
-static bool write_little_endian_uint16(FILE *f, uint16 val);
-static bool write_little_endian_uint32(FILE *f, uint32 val);
-static FLAC__StreamDecoderWriteStatus write_callback(const FLAC__FileDecoder *decoder, const FLAC__FrameHeader *header, const int32 *buffer[], void *client_data);
-static void metadata_callback(const FLAC__FileDecoder *decoder, const FLAC__StreamMetaData *metadata, void *client_data);
-static void error_callback(const FLAC__FileDecoder *decoder, FLAC__StreamDecoderErrorStatus status, void *client_data);
-static void print_stats(const stream_info_struct *stream_info);
-int decode_wav(const char *infile, const char *outfile, bool verbose, uint64 skip)
+/*
+ * public routines
+ */
+int flac__decode_aiff(const char *infilename, const char *outfilename, FLAC__bool analysis_mode, analysis_options aopts, wav_decode_options_t options)
{
- bool md5_failure = false;
- stream_info_struct stream_info;
-
- decoder = 0;
- stream_info.abort_flag = false;
- stream_info.test_only = (outfile == 0);
- stream_info.is_wave_out = true;
- stream_info.verbose = verbose;
- stream_info.skip = skip;
- stream_info.samples_processed = 0;
- stream_info.frame_counter = 0;
-
- if(!stream_info.test_only) {
- if(0 == strcmp(outfile, "-")) {
- stream_info.fout = stdout;
+ DecoderSession decoder_session;
+
+ if(!
+ DecoderSession_construct(
+ &decoder_session,
+#ifdef FLAC__HAS_OGG
+ options.common.is_ogg,
+#else
+ /*is_ogg=*/false,
+#endif
+ options.common.verbose,
+ /*is_aiff_out=*/true,
+ /*is_wave_out=*/false,
+ options.common.continue_through_decode_errors,
+ options.common.replaygain_synthesis_spec,
+ analysis_mode,
+ aopts,
+ &options.common.skip_specification,
+ &options.common.until_specification,
+ infilename,
+ outfilename
+ )
+ )
+ return 1;
+
+ if(!DecoderSession_init_decoder(&decoder_session, options.common, infilename))
+ return DecoderSession_finish_error(&decoder_session);
+
+ if(!DecoderSession_process(&decoder_session))
+ return DecoderSession_finish_error(&decoder_session);
+
+ return DecoderSession_finish_ok(&decoder_session);
+}
+
+int flac__decode_wav(const char *infilename, const char *outfilename, FLAC__bool analysis_mode, analysis_options aopts, wav_decode_options_t options)
+{
+ DecoderSession decoder_session;
+
+ if(!
+ DecoderSession_construct(
+ &decoder_session,
+#ifdef FLAC__HAS_OGG
+ options.common.is_ogg,
+#else
+ /*is_ogg=*/false,
+#endif
+ options.common.verbose,
+ /*is_aiff_out=*/false,
+ /*is_wave_out=*/true,
+ options.common.continue_through_decode_errors,
+ options.common.replaygain_synthesis_spec,
+ analysis_mode,
+ aopts,
+ &options.common.skip_specification,
+ &options.common.until_specification,
+ infilename,
+ outfilename
+ )
+ )
+ return 1;
+
+ if(!DecoderSession_init_decoder(&decoder_session, options.common, infilename))
+ return DecoderSession_finish_error(&decoder_session);
+
+ if(!DecoderSession_process(&decoder_session))
+ return DecoderSession_finish_error(&decoder_session);
+
+ return DecoderSession_finish_ok(&decoder_session);
+}
+
+int flac__decode_raw(const char *infilename, const char *outfilename, FLAC__bool analysis_mode, analysis_options aopts, raw_decode_options_t options)
+{
+ DecoderSession decoder_session;
+
+ decoder_session.is_big_endian = options.is_big_endian;
+ decoder_session.is_unsigned_samples = options.is_unsigned_samples;
+
+ if(!
+ DecoderSession_construct(
+ &decoder_session,
+#ifdef FLAC__HAS_OGG
+ options.common.is_ogg,
+#else
+ /*is_ogg=*/false,
+#endif
+ options.common.verbose,
+ /*is_aiff_out=*/false,
+ /*is_wave_out=*/false,
+ options.common.continue_through_decode_errors,
+ options.common.replaygain_synthesis_spec,
+ analysis_mode,
+ aopts,
+ &options.common.skip_specification,
+ &options.common.until_specification,
+ infilename,
+ outfilename
+ )
+ )
+ return 1;
+
+ if(!DecoderSession_init_decoder(&decoder_session, options.common, infilename))
+ return DecoderSession_finish_error(&decoder_session);
+
+ if(!DecoderSession_process(&decoder_session))
+ return DecoderSession_finish_error(&decoder_session);
+
+ return DecoderSession_finish_ok(&decoder_session);
+}
+
+FLAC__bool DecoderSession_construct(DecoderSession *d, FLAC__bool is_ogg, FLAC__bool verbose, FLAC__bool is_aiff_out, FLAC__bool is_wave_out, FLAC__bool continue_through_decode_errors, replaygain_synthesis_spec_t replaygain_synthesis_spec, FLAC__bool analysis_mode, analysis_options aopts, utils__SkipUntilSpecification *skip_specification, utils__SkipUntilSpecification *until_specification, const char *infilename, const char *outfilename)
+{
+#ifdef FLAC__HAS_OGG
+ d->is_ogg = is_ogg;
+#else
+ (void)is_ogg;
+#endif
+
+ d->verbose = verbose;
+ d->is_aiff_out = is_aiff_out;
+ d->is_wave_out = is_wave_out;
+ d->continue_through_decode_errors = continue_through_decode_errors;
+ d->replaygain.spec = replaygain_synthesis_spec;
+ d->replaygain.scale = 0.0;
+ /* d->replaygain.dither_context gets initialized later once we know the sample resolution */
+ d->test_only = (0 == outfilename);
+ d->analysis_mode = analysis_mode;
+ d->aopts = aopts;
+ d->skip_specification = skip_specification;
+ d->until_specification = until_specification;
+
+ d->inbasefilename = grabbag__file_get_basename(infilename);
+ d->outfilename = outfilename;
+
+ d->samples_processed = 0;
+ d->frame_counter = 0;
+ d->abort_flag = false;
+
+ d->wave_chunk_size_fixup.needs_fixup = false;
+
+ d->decoder.flac.file = 0;
+#ifdef FLAC__HAS_OGG
+ d->decoder.ogg.stream = 0;
+#endif
+
+#ifdef FLAC__HAS_OGG
+ d->fin = 0;
+#endif
+ d->fout = 0; /* initialized with an open file later if necessary */
+
+ FLAC__ASSERT(!(d->test_only && d->analysis_mode));
+
+ if(!d->test_only) {
+ if(0 == strcmp(outfilename, "-")) {
+ d->fout = grabbag__file_get_binary_stdout();
}
else {
- if(0 == (stream_info.fout = fopen(outfile, "wb"))) {
- fprintf(stderr, "ERROR: can't open output file %s\n", outfile);
+ if(0 == (d->fout = fopen(outfilename, "wb"))) {
+ fprintf(stderr, "%s: ERROR: can't open output file %s\n", d->inbasefilename, outfilename);
+ DecoderSession_destroy(d, /*error_occurred=*/true);
return false;
}
}
}
- if(!init(infile, &stream_info))
- goto wav_abort_;
-
- if(skip > 0) {
- if(!FLAC__file_decoder_process_metadata(decoder)) {
- fprintf(stderr, "%s: ERROR during decoding\n", infile);
- goto wav_abort_;
- }
- if(!FLAC__file_decoder_seek_absolute(decoder, skip)) {
- fprintf(stderr, "%s: ERROR seeking while skipping bytes\n", infile);
- goto wav_abort_;
+#ifdef FLAC__HAS_OGG
+ if(d->is_ogg) {
+ if (0 == strcmp(infilename, "-")) {
+ d->fin = grabbag__file_get_binary_stdin();
+ } else {
+ if (0 == (d->fin = fopen(infilename, "rb"))) {
+ fprintf(stderr, "%s: ERROR: can't open input file %s\n", d->inbasefilename, infilename);
+ DecoderSession_destroy(d, /*error_occurred=*/true);
+ return false;
+ }
}
- if(!FLAC__file_decoder_process_remaining_frames(decoder)) {
- if(verbose) { printf("\n"); fflush(stdout); }
- fprintf(stderr, "%s: ERROR during decoding\n", infile);
- goto wav_abort_;
+ }
+#endif
+
+ if(analysis_mode)
+ flac__analyze_init(aopts);
+
+ return true;
+}
+
+void DecoderSession_destroy(DecoderSession *d, FLAC__bool error_occurred)
+{
+ if(0 != d->fout && d->fout != stdout) {
+ fclose(d->fout);
+ if(error_occurred)
+ unlink(d->outfilename);
+ }
+#ifdef FLAC__HAS_OGG
+ if(0 != d->fin && d->fin != stdin)
+ fclose(d->fin);
+#endif
+}
+
+FLAC__bool DecoderSession_init_decoder(DecoderSession *decoder_session, decode_options_t decode_options, const char *infilename)
+{
+ FLAC__uint32 test = 1;
+
+ is_big_endian_host_ = (*((FLAC__byte*)(&test)))? false : true;
+
+#ifdef FLAC__HAS_OGG
+ if(decoder_session->is_ogg) {
+ decoder_session->decoder.ogg.stream = OggFLAC__stream_decoder_new();
+
+ if(0 == decoder_session->decoder.ogg.stream) {
+ fprintf(stderr, "%s: ERROR creating the decoder instance\n", decoder_session->inbasefilename);
+ return false;
}
- if(decoder->state != FLAC__FILE_DECODER_OK && decoder->state != FLAC__FILE_DECODER_END_OF_FILE) {
- if(verbose) { printf("\n"); fflush(stdout); }
- fprintf(stderr, "%s: ERROR during decoding\n", infile);
- goto wav_abort_;
+
+ if(!decode_options.use_first_serial_number)
+ OggFLAC__stream_decoder_set_serial_number(decoder_session->decoder.ogg.stream, decode_options.serial_number);
+ if (decoder_session->replaygain.spec.apply)
+ OggFLAC__stream_decoder_set_metadata_respond(decoder_session->decoder.ogg.stream, FLAC__METADATA_TYPE_VORBIS_COMMENT);
+
+ OggFLAC__stream_decoder_set_read_callback(decoder_session->decoder.ogg.stream, read_callback);
+ /*
+ * The three ugly casts here are to 'downcast' the 'void *' argument of
+ * the callback down to 'FLAC__StreamDecoder *'. In C++ this would be
+ * unnecessary but here the cast makes the C compiler happy.
+ */
+ OggFLAC__stream_decoder_set_write_callback(decoder_session->decoder.ogg.stream, (FLAC__StreamDecoderWriteStatus (*)(const OggFLAC__StreamDecoder *, const FLAC__Frame *, const FLAC__int32 * const [], void *))write_callback);
+ OggFLAC__stream_decoder_set_metadata_callback(decoder_session->decoder.ogg.stream, (void (*)(const OggFLAC__StreamDecoder *, const FLAC__StreamMetadata *, void *))metadata_callback);
+ OggFLAC__stream_decoder_set_error_callback(decoder_session->decoder.ogg.stream, (void (*)(const OggFLAC__StreamDecoder *, FLAC__StreamDecoderErrorStatus, void *))error_callback);
+ OggFLAC__stream_decoder_set_client_data(decoder_session->decoder.ogg.stream, decoder_session);
+
+ if(OggFLAC__stream_decoder_init(decoder_session->decoder.ogg.stream) != OggFLAC__STREAM_DECODER_OK) {
+ print_error_with_state(decoder_session, "ERROR initializing decoder");
+ return false;
}
}
- else {
- if(!FLAC__file_decoder_process_whole_file(decoder)) {
- if(verbose) { printf("\n"); fflush(stdout); }
- fprintf(stderr, "%s: ERROR during decoding\n", infile);
- goto wav_abort_;
+ else
+#else
+ (void)decode_options;
+#endif
+ {
+ decoder_session->decoder.flac.file = FLAC__file_decoder_new();
+
+ if(0 == decoder_session->decoder.flac.file) {
+ fprintf(stderr, "%s: ERROR creating the decoder instance\n", decoder_session->inbasefilename);
+ return false;
}
- if(decoder->state != FLAC__FILE_DECODER_OK && decoder->state != FLAC__FILE_DECODER_END_OF_FILE) {
- if(verbose) { printf("\n"); fflush(stdout); }
- fprintf(stderr, "%s: ERROR during decoding, state=%d:%s\n", infile, decoder->state, FLAC__FileDecoderStateString[decoder->state]);
- goto wav_abort_;
+
+ FLAC__file_decoder_set_md5_checking(decoder_session->decoder.flac.file, true);
+ FLAC__file_decoder_set_filename(decoder_session->decoder.flac.file, infilename);
+ if (decoder_session->replaygain.spec.apply)
+ FLAC__file_decoder_set_metadata_respond(decoder_session->decoder.flac.file, FLAC__METADATA_TYPE_VORBIS_COMMENT);
+ /*
+ * The three ugly casts here are to 'downcast' the 'void *' argument of
+ * the callback down to 'FLAC__FileDecoder *'.
+ */
+ FLAC__file_decoder_set_write_callback(decoder_session->decoder.flac.file, (FLAC__StreamDecoderWriteStatus (*)(const FLAC__FileDecoder *, const FLAC__Frame *, const FLAC__int32 * const [], void *))write_callback);
+ FLAC__file_decoder_set_metadata_callback(decoder_session->decoder.flac.file, (void (*)(const FLAC__FileDecoder *, const FLAC__StreamMetadata *, void *))metadata_callback);
+ FLAC__file_decoder_set_error_callback(decoder_session->decoder.flac.file, (void (*)(const FLAC__FileDecoder *, FLAC__StreamDecoderErrorStatus, void *))error_callback);
+ FLAC__file_decoder_set_client_data(decoder_session->decoder.flac.file, decoder_session);
+
+ if(FLAC__file_decoder_init(decoder_session->decoder.flac.file) != FLAC__FILE_DECODER_OK) {
+ print_error_with_state(decoder_session, "ERROR initializing decoder");
+ return false;
}
}
- if(decoder) {
- if(decoder->state != FLAC__FILE_DECODER_UNINITIALIZED)
- md5_failure = !FLAC__file_decoder_finish(decoder);
- print_stats(&stream_info);
- FLAC__file_decoder_free_instance(decoder);
- }
- if(!stream_info.test_only)
- fclose(stream_info.fout);
- if(verbose)
- printf("\n");
- fflush(stdout);
- if(md5_failure) {
- fprintf(stderr, "%s: WARNING, MD5 signature mismatch\n", infile);
- return 1;
- }
- else {
- if(stream_info.test_only)
- printf("%s: ok\n", infile);
- }
- return 0;
-wav_abort_:
- if(decoder) {
- if(decoder->state != FLAC__FILE_DECODER_UNINITIALIZED)
- FLAC__file_decoder_finish(decoder);
- FLAC__file_decoder_free_instance(decoder);
- }
- if(!stream_info.test_only) {
- fclose(stream_info.fout);
- unlink(outfile);
- }
- return 1;
+ return true;
}
-int decode_raw(const char *infile, const char *outfile, bool verbose, uint64 skip, bool is_big_endian, bool is_unsigned_samples)
+FLAC__bool DecoderSession_process(DecoderSession *d)
{
- bool md5_failure = false;
- stream_info_struct stream_info;
-
- decoder = 0;
- stream_info.abort_flag = false;
- stream_info.test_only = (outfile == 0);
- stream_info.is_wave_out = false;
- stream_info.is_big_endian = is_big_endian;
- stream_info.is_unsigned_samples = is_unsigned_samples;
- stream_info.verbose = verbose;
- stream_info.skip = skip;
- stream_info.samples_processed = 0;
- stream_info.frame_counter = 0;
-
- if(!stream_info.test_only) {
- if(0 == strcmp(outfile, "-")) {
- stream_info.fout = stdout;
+#ifdef FLAC__HAS_OGG
+ if(d->is_ogg) {
+ if(!OggFLAC__stream_decoder_process_until_end_of_metadata(d->decoder.ogg.stream)) {
+ if(d->verbose) fprintf(stderr, "\n");
+ print_error_with_state(d, "ERROR while decoding metadata");
+ return false;
}
- else {
- if(0 == (stream_info.fout = fopen(outfile, "wb"))) {
- fprintf(stderr, "ERROR: can't open output file %s\n", outfile);
- return false;
- }
+ if(OggFLAC__stream_decoder_get_FLAC_stream_decoder_state(d->decoder.ogg.stream) != FLAC__STREAM_DECODER_SEARCH_FOR_FRAME_SYNC && OggFLAC__stream_decoder_get_FLAC_stream_decoder_state(d->decoder.ogg.stream) != FLAC__STREAM_DECODER_END_OF_STREAM) {
+ if(d->verbose) fprintf(stderr, "\n");
+ print_error_with_state(d, "ERROR during metadata decoding");
+ return false;
}
}
+ else
+#endif
+ {
+ if(!FLAC__file_decoder_process_until_end_of_metadata(d->decoder.flac.file)) {
+ if(d->verbose) fprintf(stderr, "\n");
+ print_error_with_state(d, "ERROR while decoding metadata");
+ return false;
+ }
+ if(FLAC__file_decoder_get_state(d->decoder.flac.file) != FLAC__FILE_DECODER_OK && FLAC__file_decoder_get_state(d->decoder.flac.file) != FLAC__FILE_DECODER_END_OF_FILE) {
+ if(d->verbose) fprintf(stderr, "\n");
+ print_error_with_state(d, "ERROR during metadata decoding");
+ return false;
+ }
+ }
+ if(d->abort_flag)
+ return false;
- if(!init(infile, &stream_info))
- goto raw_abort_;
+ if(d->skip_specification->value.samples > 0) {
+ const FLAC__uint64 skip = (FLAC__uint64)d->skip_specification->value.samples;
- if(skip > 0) {
- if(!FLAC__file_decoder_process_metadata(decoder)) {
- fprintf(stderr, "%s: ERROR during decoding\n", infile);
- goto raw_abort_;
+#ifdef FLAC__HAS_OGG
+ if(d->is_ogg) { /*@@@ (move this check into main.c) */
+ fprintf(stderr, "%s: ERROR, can't skip when decoding Ogg-FLAC yet; convert to native-FLAC first\n", d->inbasefilename);
+ return false;
}
- if(!FLAC__file_decoder_seek_absolute(decoder, skip)) {
- fprintf(stderr, "%s: ERROR seeking while skipping bytes\n", infile);
- goto raw_abort_;
+#endif
+ if(!FLAC__file_decoder_seek_absolute(d->decoder.flac.file, skip)) {
+ print_error_with_state(d, "ERROR seeking while skipping bytes");
+ return false;
}
- if(!FLAC__file_decoder_process_remaining_frames(decoder)) {
- if(verbose) { printf("\n"); fflush(stdout); }
- fprintf(stderr, "%s: ERROR during decoding\n", infile);
- goto raw_abort_;
+ if(!FLAC__file_decoder_process_until_end_of_file(d->decoder.flac.file)) {
+ if(d->verbose) fprintf(stderr, "\n");
+ print_error_with_state(d, "ERROR while decoding frames");
+ return false;
}
- if(decoder->state != FLAC__FILE_DECODER_OK && decoder->state != FLAC__FILE_DECODER_END_OF_FILE) {
- if(verbose) { printf("\n"); fflush(stdout); }
- fprintf(stderr, "%s: ERROR during decoding\n", infile);
- goto raw_abort_;
+ if(FLAC__file_decoder_get_state(d->decoder.flac.file) != FLAC__FILE_DECODER_OK && FLAC__file_decoder_get_state(d->decoder.flac.file) != FLAC__FILE_DECODER_END_OF_FILE) {
+ if(d->verbose) fprintf(stderr, "\n");
+ print_error_with_state(d, "ERROR during decoding");
+ return false;
}
}
else {
- if(!FLAC__file_decoder_process_whole_file(decoder)) {
- if(verbose) { printf("\n"); fflush(stdout); }
- fprintf(stderr, "%s: ERROR during decoding\n", infile);
- goto raw_abort_;
+#ifdef FLAC__HAS_OGG
+ if(d->is_ogg) {
+ if(!OggFLAC__stream_decoder_process_until_end_of_stream(d->decoder.ogg.stream)) {
+ if(d->verbose) fprintf(stderr, "\n");
+ print_error_with_state(d, "ERROR while decoding data");
+ return false;
+ }
+ if(OggFLAC__stream_decoder_get_FLAC_stream_decoder_state(d->decoder.ogg.stream) != FLAC__STREAM_DECODER_SEARCH_FOR_METADATA && OggFLAC__stream_decoder_get_FLAC_stream_decoder_state(d->decoder.ogg.stream) != FLAC__STREAM_DECODER_END_OF_STREAM) {
+ if(d->verbose) fprintf(stderr, "\n");
+ print_error_with_state(d, "ERROR during decoding");
+ return false;
+ }
}
- if(decoder->state != FLAC__FILE_DECODER_OK && decoder->state != FLAC__FILE_DECODER_END_OF_FILE) {
- if(verbose) { printf("\n"); fflush(stdout); }
- fprintf(stderr, "%s: ERROR during decoding\n", infile);
- goto raw_abort_;
+ else
+#endif
+ {
+ if(!FLAC__file_decoder_process_until_end_of_file(d->decoder.flac.file)) {
+ if(d->verbose) fprintf(stderr, "\n");
+ print_error_with_state(d, "ERROR while decoding data");
+ return false;
+ }
+ if(FLAC__file_decoder_get_state(d->decoder.flac.file) != FLAC__FILE_DECODER_OK && FLAC__file_decoder_get_state(d->decoder.flac.file) != FLAC__FILE_DECODER_END_OF_FILE) {
+ if(d->verbose) fprintf(stderr, "\n");
+ print_error_with_state(d, "ERROR during decoding");
+ return false;
+ }
}
}
- if(decoder) {
- if(decoder->state != FLAC__FILE_DECODER_UNINITIALIZED)
- md5_failure = !FLAC__file_decoder_finish(decoder);
- print_stats(&stream_info);
- FLAC__file_decoder_free_instance(decoder);
+ if(d->is_aiff_out && ((d->total_samples * d->channels * ((d->bps+7)/8)) & 1)) {
+ if(flac__utils_fwrite("\000", 1, 1, d->fout) != 1) {
+ print_error_with_state(d, "ERROR writing pad byte to AIFF SSND chunk");
+ return false;
+ }
}
- if(!stream_info.test_only)
- fclose(stream_info.fout);
- if(verbose)
- printf("\n");
- fflush(stdout);
+
+ return true;
+}
+
+int DecoderSession_finish_ok(DecoderSession *d)
+{
+ FLAC__bool md5_failure = false;
+
+#ifdef FLAC__HAS_OGG
+ if(d->is_ogg) {
+ if(d->decoder.ogg.stream) {
+ OggFLAC__stream_decoder_finish(d->decoder.ogg.stream);
+ md5_failure = false;
+ print_stats(d);
+ OggFLAC__stream_decoder_delete(d->decoder.ogg.stream);
+ }
+ }
+ else
+#endif
+ {
+ if(d->decoder.flac.file) {
+ md5_failure = !FLAC__file_decoder_finish(d->decoder.flac.file);
+ print_stats(d);
+ FLAC__file_decoder_delete(d->decoder.flac.file);
+ }
+ }
+ if(d->analysis_mode)
+ flac__analyze_finish(d->aopts);
if(md5_failure) {
- fprintf(stderr, "%s: WARNING, MD5 signature mismatch\n", infile);
- return 1;
+ fprintf(stderr, "\r%s: WARNING, MD5 signature mismatch\n", d->inbasefilename);
}
else {
- if(stream_info.test_only)
- printf("%s: ok\n", infile);
+ if(d->verbose)
+ fprintf(stderr, "\r%s: %s \n", d->inbasefilename, d->test_only? "ok ":d->analysis_mode?"done ":"done");
}
+ DecoderSession_destroy(d, /*error_occurred=*/false);
+ if((d->is_wave_out || d->is_aiff_out) && d->wave_chunk_size_fixup.needs_fixup)
+ if(!fixup_wave_chunk_size(d->outfilename, d->is_wave_out, d->wave_chunk_size_fixup.riff_offset, d->wave_chunk_size_fixup.data_offset, d->wave_chunk_size_fixup.frames_offset, (FLAC__uint32)d->samples_processed, d->channels, d->bps))
+ return 1;
return 0;
-raw_abort_:
- if(decoder) {
- if(decoder->state != FLAC__FILE_DECODER_UNINITIALIZED)
- FLAC__file_decoder_finish(decoder);
- FLAC__file_decoder_free_instance(decoder);
+}
+
+int DecoderSession_finish_error(DecoderSession *d)
+{
+#ifdef FLAC__HAS_OGG
+ if(d->is_ogg) {
+ if(d->decoder.ogg.stream) {
+ OggFLAC__stream_decoder_finish(d->decoder.ogg.stream);
+ OggFLAC__stream_decoder_delete(d->decoder.ogg.stream);
+ }
}
- if(!stream_info.test_only) {
- fclose(stream_info.fout);
- unlink(outfile);
+ else
+#endif
+ {
+ if(d->decoder.flac.file) {
+ FLAC__file_decoder_finish(d->decoder.flac.file);
+ FLAC__file_decoder_delete(d->decoder.flac.file);
+ }
}
+ if(d->analysis_mode)
+ flac__analyze_finish(d->aopts);
+ DecoderSession_destroy(d, /*error_occurred=*/true);
return 1;
}
-bool init(const char *infile, stream_info_struct *stream_info)
+FLAC__bool canonicalize_until_specification(utils__SkipUntilSpecification *spec, const char *inbasefilename, unsigned sample_rate, FLAC__uint64 skip, FLAC__uint64 total_samples_in_input)
{
- uint32 test = 1;
+ /* convert from mm:ss.sss to sample number if necessary */
+ flac__utils_canonicalize_skip_until_specification(spec, sample_rate);
- is_big_endian_host = (*((byte*)(&test)))? false : true;
+ /* special case: if "--until=-0", use the special value '0' to mean "end-of-stream" */
+ if(spec->is_relative && spec->value.samples == 0) {
+ spec->is_relative = false;
+ return true;
+ }
- decoder = FLAC__file_decoder_get_new_instance();
- if(0 == decoder) {
- fprintf(stderr, "ERROR creating the decoder instance\n");
+ /* in any other case the total samples in the input must be known */
+ if(total_samples_in_input == 0) {
+ fprintf(stderr, "%s: ERROR, cannot use --until when FLAC metadata has total sample count of 0\n", inbasefilename);
return false;
}
- decoder->check_md5 = true;
- if(FLAC__file_decoder_init(decoder, infile, write_callback, metadata_callback, error_callback, stream_info) != FLAC__FILE_DECODER_OK) {
- fprintf(stderr, "ERROR initializing decoder, state = %d\n", decoder->state);
+ FLAC__ASSERT(spec->value_is_samples);
+
+ /* convert relative specifications to absolute */
+ if(spec->is_relative) {
+ if(spec->value.samples <= 0)
+ spec->value.samples += (FLAC__int64)total_samples_in_input;
+ else
+ spec->value.samples += skip;
+ spec->is_relative = false;
+ }
+
+ /* error check */
+ if(spec->value.samples < 0) {
+ fprintf(stderr, "%s: ERROR, --until value is before beginning of input\n", inbasefilename);
+ return false;
+ }
+ if((FLAC__uint64)spec->value.samples <= skip) {
+ fprintf(stderr, "%s: ERROR, --until value is before --skip point\n", inbasefilename);
+ return false;
+ }
+ if((FLAC__uint64)spec->value.samples > total_samples_in_input) {
+ fprintf(stderr, "%s: ERROR, --until value is after end of input\n", inbasefilename);
return false;
}
return true;
}
-bool write_little_endian_uint16(FILE *f, uint16 val)
+FLAC__bool write_little_endian_uint16(FILE *f, FLAC__uint16 val)
{
- byte *b = (byte*)(&val);
- if(is_big_endian_host) {
- byte tmp;
+ FLAC__byte *b = (FLAC__byte*)(&val);
+ if(is_big_endian_host_) {
+ FLAC__byte tmp;
tmp = b[1]; b[1] = b[0]; b[0] = tmp;
}
- return fwrite(b, 1, 2, f) == 2;
+ return flac__utils_fwrite(b, 1, 2, f) == 2;
}
-bool write_little_endian_uint32(FILE *f, uint32 val)
+FLAC__bool write_little_endian_uint32(FILE *f, FLAC__uint32 val)
{
- byte *b = (byte*)(&val);
- if(is_big_endian_host) {
- byte tmp;
+ FLAC__byte *b = (FLAC__byte*)(&val);
+ if(is_big_endian_host_) {
+ FLAC__byte tmp;
tmp = b[3]; b[3] = b[0]; b[0] = tmp;
tmp = b[2]; b[2] = b[1]; b[1] = tmp;
}
- return fwrite(b, 1, 4, f) == 4;
+ return flac__utils_fwrite(b, 1, 4, f) == 4;
+}
+
+FLAC__bool write_big_endian_uint16(FILE *f, FLAC__uint16 val)
+{
+ FLAC__byte *b = (FLAC__byte*)(&val);
+ if(!is_big_endian_host_) {
+ FLAC__byte tmp;
+ tmp = b[1]; b[1] = b[0]; b[0] = tmp;
+ }
+ return flac__utils_fwrite(b, 1, 2, f) == 2;
+}
+
+FLAC__bool write_big_endian_uint32(FILE *f, FLAC__uint32 val)
+{
+ FLAC__byte *b = (FLAC__byte*)(&val);
+ if(!is_big_endian_host_) {
+ FLAC__byte tmp;
+ tmp = b[3]; b[3] = b[0]; b[0] = tmp;
+ tmp = b[2]; b[2] = b[1]; b[1] = tmp;
+ }
+ return flac__utils_fwrite(b, 1, 4, f) == 4;
+}
+
+FLAC__bool write_sane_extended(FILE *f, unsigned val)
+ /* Write to 'f' a SANE extended representation of 'val'. Return false if
+ * the write succeeds; return true otherwise.
+ *
+ * SANE extended is an 80-bit IEEE-754 representation with sign bit, 15 bits
+ * of exponent, and 64 bits of significand (mantissa). Unlike most IEEE-754
+ * representations, it does not imply a 1 above the MSB of the significand.
+ *
+ * Preconditions:
+ * val!=0U
+ */
+{
+ unsigned int shift, exponent;
+
+ FLAC__ASSERT(val!=0U); /* handling 0 would require a special case */
+
+ for(shift= 0U; (val>>(31-shift))==0U; ++shift)
+ ;
+ val<<= shift;
+ exponent= 63U-(shift+32U); /* add 32 for unused second word */
+
+ if(!write_big_endian_uint16(f, (FLAC__uint16)(exponent+0x3FFF)))
+ return false;
+ if(!write_big_endian_uint32(f, val))
+ return false;
+ if(!write_big_endian_uint32(f, 0)) /* unused second word */
+ return false;
+
+ return true;
}
-FLAC__StreamDecoderWriteStatus write_callback(const FLAC__FileDecoder *decoder, const FLAC__FrameHeader *header, const int32 *buffer[], void *client_data)
+FLAC__bool fixup_wave_chunk_size(const char *outfilename, FLAC__bool is_wave_out, unsigned riff_offset, unsigned data_offset, unsigned frames_offset, FLAC__uint32 total_samples, unsigned channels, unsigned bps)
{
- stream_info_struct *stream_info = (stream_info_struct *)client_data;
- FILE *fout = stream_info->fout;
- unsigned bps = stream_info->bps, channels = stream_info->channels;
- bool is_big_endian = (stream_info->is_wave_out? false : stream_info->is_big_endian);
- bool is_unsigned_samples = (stream_info->is_wave_out? bps==8 : stream_info->is_unsigned_samples);
- unsigned wide_samples = header->blocksize, wide_sample, sample, channel, byte;
- static signed char scbuffer[FLAC__MAX_BLOCK_SIZE * FLAC__MAX_CHANNELS * ((FLAC__MAX_BITS_PER_SAMPLE+7)>>3)]; /* WATCHOUT: can be up to 2 megs */
- unsigned char *ucbuffer = (unsigned char *)scbuffer;
- signed short *ssbuffer = (signed short *)scbuffer;
- unsigned short *usbuffer = (unsigned short *)scbuffer;
+ const char *fmt_desc = (is_wave_out? "WAVE" : "AIFF");
+ FLAC__bool (*write_it)(FILE *, FLAC__uint32) = (is_wave_out? write_little_endian_uint32 : write_big_endian_uint32);
+ FILE *f = fopen(outfilename, "r+b");
+ FLAC__uint32 data_size, aligned_data_size;
+
+ if(0 == f) {
+ fprintf(stderr, "ERROR, couldn't open file %s while fixing up %s chunk size\n", outfilename, fmt_desc);
+ return false;
+ }
+
+ data_size = aligned_data_size = total_samples * channels * ((bps+7)/8);
+ if(!is_wave_out && (aligned_data_size & 1))
+ aligned_data_size++;
+
+ if(fseek(f, riff_offset, SEEK_SET) < 0) {
+ fprintf(stderr, "ERROR, couldn't seek in file %s while fixing up %s chunk size\n", outfilename, fmt_desc);
+ fclose(f);
+ return false;
+ }
+ if(!write_it(f, aligned_data_size + (is_wave_out? 36 : 46))) {
+ fprintf(stderr, "ERROR, couldn't write size in file %s while fixing up %s chunk size\n", outfilename, fmt_desc);
+ fclose(f);
+ return false;
+ }
+ if(!is_wave_out) {
+ if(fseek(f, frames_offset, SEEK_SET) < 0) {
+ fprintf(stderr, "ERROR, couldn't seek in file %s while fixing up %s chunk size\n", outfilename, fmt_desc);
+ fclose(f);
+ return false;
+ }
+ if(!write_it(f, total_samples)) {
+ fprintf(stderr, "ERROR, couldn't write size in file %s while fixing up %s chunk size\n", outfilename, fmt_desc);
+ fclose(f);
+ return false;
+ }
+ }
+ if(fseek(f, data_offset, SEEK_SET) < 0) {
+ fprintf(stderr, "ERROR, couldn't seek in file %s while fixing up %s chunk size\n", outfilename, fmt_desc);
+ fclose(f);
+ return false;
+ }
+ if(!write_it(f, data_size + (is_wave_out? 0 : 8))) {
+ fprintf(stderr, "ERROR, couldn't write size in file %s while fixing up %s chunk size\n", outfilename, fmt_desc);
+ fclose(f);
+ return false;
+ }
+ fclose(f);
+ return true;
+}
+
+#ifdef FLAC__HAS_OGG
+FLAC__StreamDecoderReadStatus read_callback(const OggFLAC__StreamDecoder *decoder, FLAC__byte buffer[], unsigned *bytes, void *client_data)
+{
+ DecoderSession *decoder_session = (DecoderSession*)client_data;
+ FILE *fin = decoder_session->fin;
+ size_t bytes_read;
+
+ (void)decoder; /* avoid compiler warning */
+
+ if (decoder_session->abort_flag)
+ return FLAC__STREAM_DECODER_READ_STATUS_ABORT;
+
+ if(feof(fin))
+ return FLAC__STREAM_DECODER_READ_STATUS_END_OF_STREAM;
+
+ bytes_read = fread(buffer, 1, *bytes, fin);
+
+ if(ferror(fin))
+ return FLAC__STREAM_DECODER_READ_STATUS_ABORT;
+
+ *bytes = (unsigned)bytes_read;
+
+ return FLAC__STREAM_DECODER_READ_STATUS_CONTINUE;
+}
+#endif
+
+FLAC__StreamDecoderWriteStatus write_callback(const void *decoder, const FLAC__Frame *frame, const FLAC__int32 * const buffer[], void *client_data)
+{
+ DecoderSession *decoder_session = (DecoderSession*)client_data;
+ FILE *fout = decoder_session->fout;
+ const unsigned bps = frame->header.bits_per_sample, channels = frame->header.channels;
+ FLAC__bool is_big_endian = (decoder_session->is_aiff_out? true : (decoder_session->is_wave_out? false : decoder_session->is_big_endian));
+ FLAC__bool is_unsigned_samples = (decoder_session->is_aiff_out? false : (decoder_session->is_wave_out? bps<=8 : decoder_session->is_unsigned_samples));
+ unsigned wide_samples = frame->header.blocksize, wide_sample, sample, channel, byte;
+ static FLAC__int8 s8buffer[FLAC__MAX_BLOCK_SIZE * FLAC__MAX_CHANNELS * sizeof(FLAC__int32)]; /* WATCHOUT: can be up to 2 megs */
+ FLAC__uint8 *u8buffer = (FLAC__uint8 *)s8buffer;
+ FLAC__int16 *s16buffer = (FLAC__int16 *)s8buffer;
+ FLAC__uint16 *u16buffer = (FLAC__uint16 *)s8buffer;
+ FLAC__int32 *s32buffer = (FLAC__int32 *)s8buffer;
+ FLAC__uint32 *u32buffer = (FLAC__uint32 *)s8buffer;
(void)decoder;
- if(stream_info->abort_flag)
- return FLAC__STREAM_DECODER_WRITE_ABORT;
+ if(decoder_session->abort_flag)
+ return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
- stream_info->samples_processed += wide_samples;
- stream_info->frame_counter++;
+ if(bps != decoder_session->bps) {
+ fprintf(stderr, "%s: ERROR, bits-per-sample is %u in frame but %u in STREAMINFO\n", decoder_session->inbasefilename, bps, decoder_session->bps);
+ return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
+ }
+ if(channels != decoder_session->channels) {
+ fprintf(stderr, "%s: ERROR, channels is %u in frame but %u in STREAMINFO\n", decoder_session->inbasefilename, channels, decoder_session->channels);
+ return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
+ }
+ if(frame->header.sample_rate != decoder_session->sample_rate) {
+ fprintf(stderr, "%s: ERROR, sample rate is %u in frame but %u in STREAMINFO\n", decoder_session->inbasefilename, frame->header.sample_rate, decoder_session->sample_rate);
+ return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
+ }
- if(stream_info->verbose && !(stream_info->frame_counter & 0x1f))
- print_stats(stream_info);
+ /*
+ * limit the number of samples to accept based on --until
+ */
+ FLAC__ASSERT(!decoder_session->skip_specification->is_relative);
+ FLAC__ASSERT(decoder_session->skip_specification->value.samples >= 0);
+ FLAC__ASSERT(!decoder_session->until_specification->is_relative);
+ FLAC__ASSERT(decoder_session->until_specification->value.samples >= 0);
+ if(decoder_session->until_specification->value.samples > 0) {
+ const FLAC__uint64 skip = (FLAC__uint64)decoder_session->skip_specification->value.samples;
+ const FLAC__uint64 until = (FLAC__uint64)decoder_session->until_specification->value.samples;
+ const FLAC__uint64 input_samples_passed = skip + decoder_session->samples_processed;
+ FLAC__ASSERT(until >= input_samples_passed);
+ if(input_samples_passed + wide_samples > until)
+ wide_samples = (unsigned)(until - input_samples_passed);
+ }
- if(!stream_info->test_only) {
- if(bps == 8) {
- if(is_unsigned_samples) {
- for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
- for(channel = 0; channel < channels; channel++, sample++)
- ucbuffer[sample] = buffer[channel][wide_sample] + 128;
- }
- else {
- for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
- for(channel = 0; channel < channels; channel++, sample++)
- scbuffer[sample] = buffer[channel][wide_sample];
+ if(wide_samples > 0) {
+ decoder_session->samples_processed += wide_samples;
+ decoder_session->frame_counter++;
+
+ if(decoder_session->verbose && !(decoder_session->frame_counter & 0x3f))
+ print_stats(decoder_session);
+
+ if(decoder_session->analysis_mode) {
+ flac__analyze_frame(frame, decoder_session->frame_counter-1, decoder_session->aopts, fout);
+ }
+ else if(!decoder_session->test_only) {
+ if (decoder_session->replaygain.spec.apply) {
+ const size_t n = FLAC__replaygain_synthesis__apply_gain(
+ u8buffer,
+ is_big_endian,
+ is_unsigned_samples,
+ buffer,
+ wide_samples,
+ channels,
+ bps, /* source_bps */
+ bps, /* target_bps */
+ decoder_session->replaygain.scale,
+ decoder_session->replaygain.spec.limiter == RGSS_LIMIT__HARD, /* hard_limit */
+ decoder_session->replaygain.spec.noise_shaping != NOISE_SHAPING_NONE, /* do_dithering */
+ &decoder_session->replaygain.dither_context
+ );
+ if(flac__utils_fwrite(u8buffer, 1, n, fout) != n)
+ return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
}
- if(fwrite(ucbuffer, 1, sample, fout) != sample)
- return FLAC__STREAM_DECODER_WRITE_ABORT;
- }
- else { /* bps == 16 */
- if(is_unsigned_samples) {
- for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
- for(channel = 0; channel < channels; channel++, sample++)
- usbuffer[sample] = buffer[channel][wide_sample] + 32768;
+ else if(bps == 8) {
+ if(is_unsigned_samples) {
+ for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
+ for(channel = 0; channel < channels; channel++, sample++)
+ u8buffer[sample] = (FLAC__uint8)(buffer[channel][wide_sample] + 0x80);
+ }
+ else {
+ for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
+ for(channel = 0; channel < channels; channel++, sample++)
+ s8buffer[sample] = (FLAC__int8)(buffer[channel][wide_sample]);
+ }
+ if(flac__utils_fwrite(u8buffer, 1, sample, fout) != sample)
+ return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
}
- else {
- for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
- for(channel = 0; channel < channels; channel++, sample++)
- ssbuffer[sample] = buffer[channel][wide_sample];
+ else if(bps == 16) {
+ if(is_unsigned_samples) {
+ for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
+ for(channel = 0; channel < channels; channel++, sample++)
+ u16buffer[sample] = (FLAC__uint16)(buffer[channel][wide_sample] + 0x8000);
+ }
+ else {
+ for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
+ for(channel = 0; channel < channels; channel++, sample++)
+ s16buffer[sample] = (FLAC__int16)(buffer[channel][wide_sample]);
+ }
+ if(is_big_endian != is_big_endian_host_) {
+ unsigned char tmp;
+ const unsigned bytes = sample * 2;
+ for(byte = 0; byte < bytes; byte += 2) {
+ tmp = u8buffer[byte];
+ u8buffer[byte] = u8buffer[byte+1];
+ u8buffer[byte+1] = tmp;
+ }
+ }
+ if(flac__utils_fwrite(u16buffer, 2, sample, fout) != sample)
+ return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
}
- if(is_big_endian != is_big_endian_host) {
- unsigned char tmp;
- for(byte = 0; byte < sample<<1; byte += 2) {
- tmp = ucbuffer[byte];
- ucbuffer[byte] = ucbuffer[byte+1];
- ucbuffer[byte+1] = tmp;
+ else if(bps == 24) {
+ if(is_unsigned_samples) {
+ for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
+ for(channel = 0; channel < channels; channel++, sample++)
+ u32buffer[sample] = buffer[channel][wide_sample] + 0x800000;
+ }
+ else {
+ for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
+ for(channel = 0; channel < channels; channel++, sample++)
+ s32buffer[sample] = buffer[channel][wide_sample];
+ }
+ if(is_big_endian != is_big_endian_host_) {
+ unsigned char tmp;
+ const unsigned bytes = sample * 4;
+ for(byte = 0; byte < bytes; byte += 4) {
+ tmp = u8buffer[byte];
+ u8buffer[byte] = u8buffer[byte+3];
+ u8buffer[byte+3] = tmp;
+ tmp = u8buffer[byte+1];
+ u8buffer[byte+1] = u8buffer[byte+2];
+ u8buffer[byte+2] = tmp;
+ }
}
+ if(is_big_endian) {
+ unsigned lbyte;
+ const unsigned bytes = sample * 4;
+ for(lbyte = byte = 0; byte < bytes; ) {
+ byte++;
+ u8buffer[lbyte++] = u8buffer[byte++];
+ u8buffer[lbyte++] = u8buffer[byte++];
+ u8buffer[lbyte++] = u8buffer[byte++];
+ }
+ }
+ else {
+ unsigned lbyte;
+ const unsigned bytes = sample * 4;
+ for(lbyte = byte = 0; byte < bytes; ) {
+ u8buffer[lbyte++] = u8buffer[byte++];
+ u8buffer[lbyte++] = u8buffer[byte++];
+ u8buffer[lbyte++] = u8buffer[byte++];
+ byte++;
+ }
+ }
+ if(flac__utils_fwrite(u8buffer, 3, sample, fout) != sample)
+ return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
+ }
+ else {
+ FLAC__ASSERT(0);
}
- if(fwrite(usbuffer, 2, sample, fout) != sample)
- return FLAC__STREAM_DECODER_WRITE_ABORT;
}
}
- return FLAC__STREAM_DECODER_WRITE_CONTINUE;
+ return FLAC__STREAM_DECODER_WRITE_STATUS_CONTINUE;
}
-void metadata_callback(const FLAC__FileDecoder *decoder, const FLAC__StreamMetaData *metadata, void *client_data)
+void metadata_callback(const void *decoder, const FLAC__StreamMetadata *metadata, void *client_data)
{
- stream_info_struct *stream_info = (stream_info_struct *)client_data;
+ DecoderSession *decoder_session = (DecoderSession*)client_data;
(void)decoder;
- if(metadata->type == FLAC__METADATA_TYPE_ENCODING) {
- stream_info->total_samples = metadata->data.encoding.total_samples - stream_info->skip;
- stream_info->bps = metadata->data.encoding.bits_per_sample;
- stream_info->channels = metadata->data.encoding.channels;
- stream_info->sample_rate = metadata->data.encoding.sample_rate;
-
- if(stream_info->bps != 8 && stream_info->bps != 16) {
- fprintf(stderr, "ERROR: bits per sample is not 8 or 16\n");
- stream_info->abort_flag = true;
+ if(metadata->type == FLAC__METADATA_TYPE_STREAMINFO) {
+ FLAC__uint64 skip, until;
+ decoder_session->bps = metadata->data.stream_info.bits_per_sample;
+ decoder_session->channels = metadata->data.stream_info.channels;
+ decoder_session->sample_rate = metadata->data.stream_info.sample_rate;
+
+ flac__utils_canonicalize_skip_until_specification(decoder_session->skip_specification, decoder_session->sample_rate);
+ FLAC__ASSERT(decoder_session->skip_specification->value.samples >= 0);
+ skip = (FLAC__uint64)decoder_session->skip_specification->value.samples;
+
+ /* remember, metadata->data.stream_info.total_samples can be 0, meaning 'unknown' */
+ if(metadata->data.stream_info.total_samples > 0 && skip >= metadata->data.stream_info.total_samples) {
+ fprintf(stderr, "%s: ERROR trying to --skip more samples than in stream\n", decoder_session->inbasefilename);
+ decoder_session->abort_flag = true;
+ return;
+ }
+ else if(metadata->data.stream_info.total_samples == 0 && skip > 0) {
+ fprintf(stderr, "%s: ERROR, can't --skip when FLAC metadata has total sample count of 0\n", decoder_session->inbasefilename);
+ decoder_session->abort_flag = true;
return;
}
+ decoder_session->total_samples = metadata->data.stream_info.total_samples - skip;
- /* write the WAVE headers if necessary */
- if(!stream_info->test_only && stream_info->is_wave_out) {
- uint64 data_size = stream_info->total_samples * stream_info->channels * ((stream_info->bps+7)/8);
+ /* note that we use metadata->data.stream_info.total_samples instead of decoder_session->total_samples */
+ if(!canonicalize_until_specification(decoder_session->until_specification, decoder_session->inbasefilename, decoder_session->sample_rate, skip, metadata->data.stream_info.total_samples)) {
+ decoder_session->abort_flag = true;
+ return;
+ }
+ FLAC__ASSERT(decoder_session->until_specification->value.samples >= 0);
+ until = (FLAC__uint64)decoder_session->until_specification->value.samples;
+
+ if(until > 0)
+ decoder_session->total_samples -= (metadata->data.stream_info.total_samples - until);
+
+ if(decoder_session->bps != 8 && decoder_session->bps != 16 && decoder_session->bps != 24) {
+ fprintf(stderr, "%s: ERROR: bits per sample is not 8/16/24\n", decoder_session->inbasefilename);
+ decoder_session->abort_flag = true;
+ return;
+ }
+
+ /* write the WAVE/AIFF headers if necessary */
+ if(!decoder_session->analysis_mode && !decoder_session->test_only && (decoder_session->is_wave_out || decoder_session->is_aiff_out)) {
+ const char *fmt_desc = decoder_session->is_wave_out? "WAVE" : "AIFF";
+ FLAC__uint64 data_size = decoder_session->total_samples * decoder_session->channels * ((decoder_session->bps+7)/8);
+ if(decoder_session->total_samples == 0) {
+ if(decoder_session->fout == stdout) {
+ fprintf(stderr, "%s: WARNING, don't have accurate sample count available for %s header.\n", decoder_session->inbasefilename, fmt_desc);
+ fprintf(stderr, " Generated %s file will have a data chunk size of 0. Try\n", fmt_desc);
+ fprintf(stderr, " decoding directly to a file instead.\n");
+ }
+ else {
+ decoder_session->wave_chunk_size_fixup.needs_fixup = true;
+ }
+ }
if(data_size >= 0xFFFFFFDC) {
- fprintf(stderr, "ERROR: stream is too big for a wave file\n");
- stream_info->abort_flag = true;
+ fprintf(stderr, "%s: ERROR: stream is too big to fit in a single %s file chunk\n", decoder_session->inbasefilename, fmt_desc);
+ decoder_session->abort_flag = true;
return;
}
- if(fwrite("RIFF", 1, 4, stream_info->fout) != 4) stream_info->abort_flag = true;
- if(!write_little_endian_uint32(stream_info->fout, (uint32)(data_size+36))) stream_info->abort_flag = true; /* filesize-8 */
- if(fwrite("WAVEfmt ", 1, 8, stream_info->fout) != 8) stream_info->abort_flag = true;
- if(fwrite("\020\000\000\000", 1, 4, stream_info->fout) != 4) stream_info->abort_flag = true; /* chunk size = 16 */
- if(fwrite("\001\000", 1, 2, stream_info->fout) != 2) stream_info->abort_flag = true; /* compression code == 1 */
- if(!write_little_endian_uint16(stream_info->fout, (uint16)(stream_info->channels))) stream_info->abort_flag = true;
- if(!write_little_endian_uint32(stream_info->fout, stream_info->sample_rate)) stream_info->abort_flag = true;
- if(!write_little_endian_uint32(stream_info->fout, stream_info->sample_rate * stream_info->channels * ((stream_info->bps+7) / 8))) stream_info->abort_flag = true; /* @@@ or is it (sample_rate*channels*bps) / 8 ??? */
- if(!write_little_endian_uint16(stream_info->fout, (uint16)(stream_info->channels * ((stream_info->bps+7) / 8)))) stream_info->abort_flag = true; /* block align */
- if(!write_little_endian_uint16(stream_info->fout, (uint16)(stream_info->bps))) stream_info->abort_flag = true; /* bits per sample */
- if(fwrite("data", 1, 4, stream_info->fout) != 4) stream_info->abort_flag = true;
- if(!write_little_endian_uint32(stream_info->fout, (uint32)data_size)) stream_info->abort_flag = true; /* data size */
+ if(decoder_session->is_wave_out) {
+ if(flac__utils_fwrite("RIFF", 1, 4, decoder_session->fout) != 4)
+ decoder_session->abort_flag = true;
+
+ if(decoder_session->wave_chunk_size_fixup.needs_fixup)
+ decoder_session->wave_chunk_size_fixup.riff_offset = ftell(decoder_session->fout);
+
+ if(!write_little_endian_uint32(decoder_session->fout, (FLAC__uint32)(data_size+36))) /* filesize-8 */
+ decoder_session->abort_flag = true;
+
+ if(flac__utils_fwrite("WAVEfmt ", 1, 8, decoder_session->fout) != 8)
+ decoder_session->abort_flag = true;
+
+ if(flac__utils_fwrite("\020\000\000\000", 1, 4, decoder_session->fout) != 4) /* chunk size = 16 */
+ decoder_session->abort_flag = true;
+
+ if(flac__utils_fwrite("\001\000", 1, 2, decoder_session->fout) != 2) /* compression code == 1 */
+ decoder_session->abort_flag = true;
+
+ if(!write_little_endian_uint16(decoder_session->fout, (FLAC__uint16)(decoder_session->channels)))
+ decoder_session->abort_flag = true;
+
+ if(!write_little_endian_uint32(decoder_session->fout, decoder_session->sample_rate))
+ decoder_session->abort_flag = true;
+
+ if(!write_little_endian_uint32(decoder_session->fout, decoder_session->sample_rate * decoder_session->channels * ((decoder_session->bps+7) / 8))) /* @@@ or is it (sample_rate*channels*bps) / 8 ??? */
+ decoder_session->abort_flag = true;
+
+ if(!write_little_endian_uint16(decoder_session->fout, (FLAC__uint16)(decoder_session->channels * ((decoder_session->bps+7) / 8)))) /* block align */
+ decoder_session->abort_flag = true;
+
+ if(!write_little_endian_uint16(decoder_session->fout, (FLAC__uint16)(decoder_session->bps))) /* bits per sample */
+ decoder_session->abort_flag = true;
+
+ if(flac__utils_fwrite("data", 1, 4, decoder_session->fout) != 4)
+ decoder_session->abort_flag = true;
+
+ if(decoder_session->wave_chunk_size_fixup.needs_fixup)
+ decoder_session->wave_chunk_size_fixup.data_offset = ftell(decoder_session->fout);
+
+ if(!write_little_endian_uint32(decoder_session->fout, (FLAC__uint32)data_size)) /* data size */
+ decoder_session->abort_flag = true;
+ }
+ else {
+ const FLAC__uint32 aligned_data_size = (FLAC__uint32)((data_size+1) & (~1U));
+
+ if(flac__utils_fwrite("FORM", 1, 4, decoder_session->fout) != 4)
+ decoder_session->abort_flag = true;
+
+ if(decoder_session->wave_chunk_size_fixup.needs_fixup)
+ decoder_session->wave_chunk_size_fixup.riff_offset = ftell(decoder_session->fout);
+
+ if(!write_big_endian_uint32(decoder_session->fout, (FLAC__uint32)(aligned_data_size+46))) /* filesize-8 */
+ decoder_session->abort_flag = true;
+
+ if(flac__utils_fwrite("AIFFCOMM", 1, 8, decoder_session->fout) != 8)
+ decoder_session->abort_flag = true;
+
+ if(flac__utils_fwrite("\000\000\000\022", 1, 4, decoder_session->fout) != 4) /* chunk size = 18 */
+ decoder_session->abort_flag = true;
+
+ if(!write_big_endian_uint16(decoder_session->fout, (FLAC__uint16)(decoder_session->channels)))
+ decoder_session->abort_flag = true;
+
+ if(decoder_session->wave_chunk_size_fixup.needs_fixup)
+ decoder_session->wave_chunk_size_fixup.frames_offset = ftell(decoder_session->fout);
+
+ if(!write_big_endian_uint32(decoder_session->fout, (FLAC__uint32)decoder_session->total_samples))
+ decoder_session->abort_flag = true;
+
+ if(!write_big_endian_uint16(decoder_session->fout, (FLAC__uint16)(decoder_session->bps)))
+ decoder_session->abort_flag = true;
+
+ if(!write_sane_extended(decoder_session->fout, decoder_session->sample_rate))
+ decoder_session->abort_flag = true;
+
+ if(flac__utils_fwrite("SSND", 1, 4, decoder_session->fout) != 4)
+ decoder_session->abort_flag = true;
+
+ if(decoder_session->wave_chunk_size_fixup.needs_fixup)
+ decoder_session->wave_chunk_size_fixup.data_offset = ftell(decoder_session->fout);
+
+ if(!write_big_endian_uint32(decoder_session->fout, (FLAC__uint32)data_size+8)) /* data size */
+ decoder_session->abort_flag = true;
+
+ if(!write_big_endian_uint32(decoder_session->fout, 0/*offset*/))
+ decoder_session->abort_flag = true;
+
+ if(!write_big_endian_uint32(decoder_session->fout, 0/*block_size*/))
+ decoder_session->abort_flag = true;
+ }
+ }
+ }
+ else if(metadata->type == FLAC__METADATA_TYPE_VORBIS_COMMENT) {
+ if (decoder_session->replaygain.spec.apply) {
+ double gain, peak;
+ if (!(decoder_session->replaygain.spec.apply = grabbag__replaygain_load_from_vorbiscomment(metadata, decoder_session->replaygain.spec.use_album_gain, &gain, &peak))) {
+ fprintf(stderr, "%s: WARNING: can't get %s ReplayGain tag\n", decoder_session->inbasefilename, decoder_session->replaygain.spec.use_album_gain? "album":"track");
+ }
+ else {
+ const char *ls[] = { "no", "peak", "hard" };
+ const char *ns[] = { "no", "low", "medium", "high" };
+ decoder_session->replaygain.scale = grabbag__replaygain_compute_scale_factor(peak, gain, decoder_session->replaygain.spec.preamp, decoder_session->replaygain.spec.limiter == RGSS_LIMIT__PEAK);
+ FLAC__ASSERT(decoder_session->bps > 0 && decoder_session->bps <= 32);
+ FLAC__replaygain_synthesis__init_dither_context(&decoder_session->replaygain.dither_context, decoder_session->bps, decoder_session->replaygain.spec.noise_shaping);
+ fprintf(stderr, "%s: INFO: applying %s ReplayGain (gain=%0.2fdB+preamp=%0.1fdB, %s noise shaping, %s limiting) to output\n", decoder_session->inbasefilename, decoder_session->replaygain.spec.use_album_gain? "album":"track", gain, decoder_session->replaygain.spec.preamp, ns[decoder_session->replaygain.spec.noise_shaping], ls[decoder_session->replaygain.spec.limiter]);
+ fprintf(stderr, "%s: WARNING: applying ReplayGain is not lossless\n", decoder_session->inbasefilename);
+ }
}
}
}
-void error_callback(const FLAC__FileDecoder *decoder, FLAC__StreamDecoderErrorStatus status, void *client_data)
+void error_callback(const void *decoder, FLAC__StreamDecoderErrorStatus status, void *client_data)
{
- stream_info_struct *stream_info = (stream_info_struct *)client_data;
+ DecoderSession *decoder_session = (DecoderSession*)client_data;
(void)decoder;
- fprintf(stderr, "*** Got error code %d\n", status);
- stream_info->abort_flag = true;
+ fprintf(stderr, "%s: *** Got error code %d:%s\n", decoder_session->inbasefilename, status, FLAC__StreamDecoderErrorStatusString[status]);
+ if(!decoder_session->continue_through_decode_errors)
+ decoder_session->abort_flag = true;
}
-void print_stats(const stream_info_struct *stream_info)
+void print_error_with_state(const DecoderSession *d, const char *message)
{
- if(stream_info->verbose) {
- printf("\r%s %u of %u samples, %6.2f%% complete",
- stream_info->test_only? "tested" : "wrote",
- (unsigned)stream_info->samples_processed,
- (unsigned)stream_info->total_samples,
-#ifdef _MSC_VER
- /* with VC++ you have to spoon feed it the casting */
- (double)(int64)stream_info->samples_processed / (double)(int64)stream_info->total_samples * 100.0
+ const int ilen = strlen(d->inbasefilename) + 1;
+
+ fprintf(stderr, "\n%s: %s\n", d->inbasefilename, message);
+
+#ifdef FLAC__HAS_OGG
+ if(d->is_ogg) {
+ const OggFLAC__StreamDecoderState osd_state = OggFLAC__stream_decoder_get_state(d->decoder.ogg.stream);
+ if(osd_state != OggFLAC__STREAM_DECODER_FLAC_STREAM_DECODER_ERROR) {
+ fprintf(stderr, "%*s state = %d:%s\n", ilen, "", (int)osd_state, OggFLAC__StreamDecoderStateString[osd_state]);
+ }
+ else {
+ const FLAC__StreamDecoderState fsd_state = OggFLAC__stream_decoder_get_FLAC_stream_decoder_state(d->decoder.ogg.stream);
+ fprintf(stderr, "%*s state = %d:%s\n", ilen, "", (int)fsd_state, FLAC__StreamDecoderStateString[fsd_state]);
+ }
+ }
+ else
+#endif
+ {
+ const FLAC__FileDecoderState ffd_state = FLAC__file_decoder_get_state(d->decoder.flac.file);
+ if(ffd_state != FLAC__FILE_DECODER_SEEKABLE_STREAM_DECODER_ERROR) {
+ fprintf(stderr, "%*s state = %d:%s\n", ilen, "", (int)ffd_state, FLAC__FileDecoderStateString[ffd_state]);
+ }
+ else {
+ const FLAC__SeekableStreamDecoderState fssd_state = FLAC__file_decoder_get_seekable_stream_decoder_state(d->decoder.flac.file);
+ if(fssd_state != FLAC__SEEKABLE_STREAM_DECODER_STREAM_DECODER_ERROR) {
+ fprintf(stderr, "%*s state = %d:%s\n", ilen, "", (int)fssd_state, FLAC__SeekableStreamDecoderStateString[fssd_state]);
+ }
+ else {
+ const FLAC__StreamDecoderState fsd_state = FLAC__file_decoder_get_stream_decoder_state(d->decoder.flac.file);
+ fprintf(stderr, "%*s state = %d:%s\n", ilen, "", (int)fsd_state, FLAC__StreamDecoderStateString[fsd_state]);
+ }
+ }
+ }
+}
+
+void print_stats(const DecoderSession *decoder_session)
+{
+ if(decoder_session->verbose) {
+#if defined _MSC_VER || defined __MINGW32__
+ /* with VC++ you have to spoon feed it the casting */
+ const double progress = (double)(FLAC__int64)decoder_session->samples_processed / (double)(FLAC__int64)decoder_session->total_samples * 100.0;
#else
- (double)stream_info->samples_processed / (double)stream_info->total_samples * 100.0
+ const double progress = (double)decoder_session->samples_processed / (double)decoder_session->total_samples * 100.0;
#endif
- );
- fflush(stdout);
+ if(decoder_session->total_samples > 0) {
+ fprintf(stderr, "\r%s: %s%u%% complete",
+ decoder_session->inbasefilename,
+ decoder_session->test_only? "testing, " : decoder_session->analysis_mode? "analyzing, " : "",
+ (unsigned)floor(progress + 0.5)
+ );
+ }
+ else {
+ fprintf(stderr, "\r%s: %s %u samples",
+ decoder_session->inbasefilename,
+ decoder_session->test_only? "tested" : decoder_session->analysis_mode? "analyzed" : "wrote",
+ (unsigned)decoder_session->samples_processed
+ );
+ }
}
}