1 /* flac - Command-line FLAC encoder/decoder
2 * Copyright (C) 2000,2001,2002,2003,2004 Josh Coalson
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version 2
7 * of the License, or (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 #if defined _WIN32 && !defined __CYGWIN__
20 /* where MSVC puts unlink() */
25 #include <limits.h> /* for LONG_MAX */
26 #include <math.h> /* for floor() */
27 #include <stdio.h> /* for FILE etc. */
28 #include <stdlib.h> /* for malloc */
29 #include <string.h> /* for strcmp() */
31 #include "share/grabbag.h"
39 #include "OggFLAC/stream_encoder.h"
40 #include "OggFLAC/file_encoder.h"
46 #define min(x,y) ((x)<(y)?(x):(y))
50 #define max(x,y) ((x)>(y)?(x):(y))
52 /* this MUST be >= 588 so that sector aligning can take place with one read */
53 #define CHUNK_OF_SAMPLES 2048
61 const char *inbasefilename;
62 const char *outfilename;
65 FLAC__uint64 until; /* a value of 0 mean end-of-stream (i.e. --until=-0) */
66 FLAC__bool replay_gain;
68 unsigned bits_per_sample;
70 FLAC__uint64 unencoded_size;
71 FLAC__uint64 total_samples_to_encode;
72 FLAC__uint64 bytes_written;
73 FLAC__uint64 samples_written;
78 * We use *.stream for encoding to stdout
79 * We use *.file for encoding to a regular file
83 FLAC__StreamEncoder *stream;
84 FLAC__FileEncoder *file;
88 OggFLAC__StreamEncoder *stream;
89 OggFLAC__FileEncoder *file;
96 FLAC__StreamMetadata *seek_table_template;
100 static FLAC__bool is_big_endian_host_;
102 static unsigned char ucbuffer_[CHUNK_OF_SAMPLES*FLAC__MAX_CHANNELS*((FLAC__REFERENCE_CODEC_MAX_BITS_PER_SAMPLE+7)/8)];
103 static signed char *scbuffer_ = (signed char *)ucbuffer_;
104 static FLAC__uint16 *usbuffer_ = (FLAC__uint16 *)ucbuffer_;
105 static FLAC__int16 *ssbuffer_ = (FLAC__int16 *)ucbuffer_;
107 static FLAC__int32 in_[FLAC__MAX_CHANNELS][CHUNK_OF_SAMPLES];
108 static FLAC__int32 *input_[FLAC__MAX_CHANNELS];
112 * unpublished debug routines from the FLAC libs
114 extern FLAC__bool FLAC__stream_encoder_disable_constant_subframes(FLAC__StreamEncoder *encoder, FLAC__bool value);
115 extern FLAC__bool FLAC__stream_encoder_disable_fixed_subframes(FLAC__StreamEncoder *encoder, FLAC__bool value);
116 extern FLAC__bool FLAC__stream_encoder_disable_verbatim_subframes(FLAC__StreamEncoder *encoder, FLAC__bool value);
117 extern FLAC__bool FLAC__file_encoder_disable_constant_subframes(FLAC__FileEncoder *encoder, FLAC__bool value);
118 extern FLAC__bool FLAC__file_encoder_disable_fixed_subframes(FLAC__FileEncoder *encoder, FLAC__bool value);
119 extern FLAC__bool FLAC__file_encoder_disable_verbatim_subframes(FLAC__FileEncoder *encoder, FLAC__bool value);
121 extern FLAC__bool OggFLAC__stream_encoder_disable_constant_subframes(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
122 extern FLAC__bool OggFLAC__stream_encoder_disable_fixed_subframes(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
123 extern FLAC__bool OggFLAC__stream_encoder_disable_verbatim_subframes(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
124 extern FLAC__bool OggFLAC__file_encoder_disable_constant_subframes(OggFLAC__FileEncoder *encoder, FLAC__bool value);
125 extern FLAC__bool OggFLAC__file_encoder_disable_fixed_subframes(OggFLAC__FileEncoder *encoder, FLAC__bool value);
126 extern FLAC__bool OggFLAC__file_encoder_disable_verbatim_subframes(OggFLAC__FileEncoder *encoder, FLAC__bool value);
132 static FLAC__bool EncoderSession_construct(EncoderSession *e, FLAC__bool use_ogg, FLAC__bool verify, FILE *infile, const char *infilename, const char *outfilename);
133 static void EncoderSession_destroy(EncoderSession *e);
134 static int EncoderSession_finish_ok(EncoderSession *e, int info_align_carry, int info_align_zero);
135 static int EncoderSession_finish_error(EncoderSession *e);
136 static FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t options, unsigned channels, unsigned bps, unsigned sample_rate);
137 static FLAC__bool EncoderSession_process(EncoderSession *e, const FLAC__int32 * const buffer[], unsigned samples);
138 static FLAC__bool convert_to_seek_table_template(const char *requested_seek_points, int num_requested_seek_points, FLAC__StreamMetadata *cuesheet, EncoderSession *e);
139 static FLAC__bool canonicalize_until_specification(utils__SkipUntilSpecification *spec, const char *inbasefilename, unsigned sample_rate, FLAC__uint64 skip, FLAC__uint64 total_samples_in_input);
140 static void format_input(FLAC__int32 *dest[], unsigned wide_samples, FLAC__bool is_big_endian, FLAC__bool is_unsigned_samples, unsigned channels, unsigned bps);
142 static FLAC__StreamEncoderWriteStatus ogg_stream_encoder_write_callback(const OggFLAC__StreamEncoder *encoder, const FLAC__byte buffer[], unsigned bytes, unsigned samples, unsigned current_frame, void *client_data);
143 static void ogg_stream_encoder_metadata_callback(const OggFLAC__StreamEncoder *encoder, const FLAC__StreamMetadata *metadata, void *client_data);
144 static void ogg_file_encoder_progress_callback(const OggFLAC__FileEncoder *encoder, FLAC__uint64 bytes_written, FLAC__uint64 samples_written, unsigned frames_written, unsigned total_frames_estimate, void *client_data);
146 static FLAC__StreamEncoderWriteStatus flac_stream_encoder_write_callback(const FLAC__StreamEncoder *encoder, const FLAC__byte buffer[], unsigned bytes, unsigned samples, unsigned current_frame, void *client_data);
147 static void flac_stream_encoder_metadata_callback(const FLAC__StreamEncoder *encoder, const FLAC__StreamMetadata *metadata, void *client_data);
148 static void flac_file_encoder_progress_callback(const FLAC__FileEncoder *encoder, FLAC__uint64 bytes_written, FLAC__uint64 samples_written, unsigned frames_written, unsigned total_frames_estimate, void *client_data);
149 static FLAC__bool parse_cuesheet_(FLAC__StreamMetadata **cuesheet, const char *cuesheet_filename, const char *inbasefilename, FLAC__bool is_cdda, FLAC__uint64 lead_out_offset);
150 static void print_stats(const EncoderSession *encoder_session);
151 static void print_error_with_state(const EncoderSession *e, const char *message);
152 static void print_verify_error(EncoderSession *e);
153 static FLAC__bool read_little_endian_uint16(FILE *f, FLAC__uint16 *val, FLAC__bool eof_ok, const char *fn);
154 static FLAC__bool read_little_endian_uint32(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, const char *fn);
155 static FLAC__bool read_big_endian_uint16(FILE *f, FLAC__uint16 *val, FLAC__bool eof_ok, const char *fn);
156 static FLAC__bool read_big_endian_uint32(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, const char *fn);
157 static FLAC__bool read_sane_extended(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, const char *fn);
163 flac__encode_aif(FILE *infile, long infilesize, const char *infilename, const char *outfilename,
164 const FLAC__byte *lookahead, unsigned lookahead_length, wav_encode_options_t options)
166 EncoderSession encoder_session;
169 unsigned int channels= 0U, bps= 0U, sample_rate= 0U, sample_frames= 0U;
170 FLAC__bool got_comm_chunk= false, got_ssnd_chunk= false;
171 int info_align_carry= -1, info_align_zero= -1;
173 (void)infilesize; /* silence compiler warning about unused parameter */
174 (void)lookahead; /* silence compiler warning about unused parameter */
175 (void)lookahead_length; /* silence compiler warning about unused parameter */
178 EncoderSession_construct(
181 options.common.use_ogg,
185 options.common.verify,
193 /* lookahead[] already has "FORMxxxxAIFF", do sub-chunks */
199 /* chunk identifier; really conservative about behavior of fread() and feof() */
200 if(feof(infile) || ((c= fread(chunk_id, 1U, 4U, infile)), c==0U && feof(infile)))
202 else if(c<4U || feof(infile)) {
203 flac__utils_printf(stderr, 1, "%s: ERROR: incomplete chunk identifier\n", encoder_session.inbasefilename);
204 return EncoderSession_finish_error(&encoder_session);
207 if(got_comm_chunk==false && !strncmp(chunk_id, "COMM", 4)) { /* common chunk */
210 /* COMM chunk size */
211 if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
212 return EncoderSession_finish_error(&encoder_session);
214 flac__utils_printf(stderr, 1, "%s: ERROR: non-standard 'COMM' chunk has length = %u\n", encoder_session.inbasefilename, (unsigned int)xx);
215 return EncoderSession_finish_error(&encoder_session);
218 flac__utils_printf(stderr, 1, "%s: WARNING: non-standard 'COMM' chunk has length = %u\n", encoder_session.inbasefilename, (unsigned int)xx);
220 skip= (xx-18U)+(xx & 1U);
222 /* number of channels */
223 if(!read_big_endian_uint16(infile, &x, false, encoder_session.inbasefilename))
224 return EncoderSession_finish_error(&encoder_session);
225 else if(x==0U || x>FLAC__MAX_CHANNELS) {
226 flac__utils_printf(stderr, 1, "%s: ERROR: unsupported number channels %u\n", encoder_session.inbasefilename, (unsigned int)x);
227 return EncoderSession_finish_error(&encoder_session);
229 else if(options.common.sector_align && x!=2U) {
230 flac__utils_printf(stderr, 1, "%s: ERROR: file has %u channels, must be 2 for --sector-align\n", encoder_session.inbasefilename, (unsigned int)x);
231 return EncoderSession_finish_error(&encoder_session);
235 /* number of sample frames */
236 if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
237 return EncoderSession_finish_error(&encoder_session);
240 /* bits per sample */
241 if(!read_big_endian_uint16(infile, &x, false, encoder_session.inbasefilename))
242 return EncoderSession_finish_error(&encoder_session);
243 else if(x!=8U && x!=16U && x!=24U) {
244 flac__utils_printf(stderr, 1, "%s: ERROR: unsupported bits per sample %u\n", encoder_session.inbasefilename, (unsigned int)x);
245 return EncoderSession_finish_error(&encoder_session);
247 else if(options.common.sector_align && x!=16U) {
248 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);
249 return EncoderSession_finish_error(&encoder_session);
254 if(!read_sane_extended(infile, &xx, false, encoder_session.inbasefilename))
255 return EncoderSession_finish_error(&encoder_session);
256 else if(!FLAC__format_sample_rate_is_valid(xx)) {
257 flac__utils_printf(stderr, 1, "%s: ERROR: unsupported sample rate %u\n", encoder_session.inbasefilename, (unsigned int)xx);
258 return EncoderSession_finish_error(&encoder_session);
260 else if(options.common.sector_align && xx!=44100U) {
261 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);
262 return EncoderSession_finish_error(&encoder_session);
266 /* skip any extra data in the COMM chunk */
267 FLAC__ASSERT(skip<=LONG_MAX);
268 while(skip>0U && fseek(infile, skip, SEEK_CUR)<0) {
269 unsigned int need= min(skip, sizeof ucbuffer_);
270 if(fread(ucbuffer_, 1U, need, infile)<need) {
271 flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping extra COMM data\n", encoder_session.inbasefilename);
272 return EncoderSession_finish_error(&encoder_session);
278 * now that we know the sample rate, canonicalize the
279 * --skip string to a number of samples:
281 flac__utils_canonicalize_skip_until_specification(&options.common.skip_specification, sample_rate);
282 FLAC__ASSERT(options.common.skip_specification.value.samples >= 0);
283 encoder_session.skip = (FLAC__uint64)options.common.skip_specification.value.samples;
284 FLAC__ASSERT(!options.common.sector_align || encoder_session.skip == 0);
286 got_comm_chunk= true;
288 else if(got_ssnd_chunk==false && !strncmp(chunk_id, "SSND", 4)) { /* sound data chunk */
289 unsigned int offset= 0U, block_size= 0U, align_remainder= 0U, data_bytes;
290 size_t bytes_per_frame= channels*(bps>>3);
291 FLAC__uint64 total_samples_in_input, trim = 0;
292 FLAC__bool pad= false;
294 if(got_comm_chunk==false) {
295 flac__utils_printf(stderr, 1, "%s: ERROR: got 'SSND' chunk before 'COMM' chunk\n", encoder_session.inbasefilename);
296 return EncoderSession_finish_error(&encoder_session);
299 /* SSND chunk size */
300 if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
301 return EncoderSession_finish_error(&encoder_session);
302 else if(xx!=(sample_frames*bytes_per_frame + 8U)) {
303 flac__utils_printf(stderr, 1, "%s: ERROR: SSND chunk size inconsistent with sample frame count\n", encoder_session.inbasefilename);
304 return EncoderSession_finish_error(&encoder_session);
307 pad= (data_bytes & 1U) ? true : false;
308 data_bytes-= 8U; /* discount the offset and block size fields */
311 if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
312 return EncoderSession_finish_error(&encoder_session);
314 flac__utils_printf(stderr, 1, "%s: ERROR: offset is %u; must be 0\n", encoder_session.inbasefilename, (unsigned int)xx);
315 return EncoderSession_finish_error(&encoder_session);
320 if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
321 return EncoderSession_finish_error(&encoder_session);
323 flac__utils_printf(stderr, 1, "%s: ERROR: block size is %u; must be 0\n", encoder_session.inbasefilename, (unsigned int)xx);
324 return EncoderSession_finish_error(&encoder_session);
328 /* *options.common.align_reservoir_samples will be 0 unless --sector-align is used */
329 FLAC__ASSERT(options.common.sector_align || *options.common.align_reservoir_samples == 0);
330 total_samples_in_input = data_bytes / bytes_per_frame + *options.common.align_reservoir_samples;
333 * now that we know the input size, canonicalize the
334 * --until string to an absolute sample number:
336 if(!canonicalize_until_specification(&options.common.until_specification, encoder_session.inbasefilename, sample_rate, encoder_session.skip, total_samples_in_input))
337 return EncoderSession_finish_error(&encoder_session);
338 encoder_session.until = (FLAC__uint64)options.common.until_specification.value.samples;
339 FLAC__ASSERT(!options.common.sector_align || encoder_session.until == 0);
341 if(encoder_session.skip>0U) {
342 FLAC__uint64 remaining= encoder_session.skip*bytes_per_frame;
344 /* do 1<<30 bytes at a time, since 1<<30 is a nice round number, and */
345 /* is guaranteed to be less than LONG_MAX */
348 unsigned long skip= (unsigned long)(remaining % (1U<<30));
350 FLAC__ASSERT(skip<=LONG_MAX);
351 while(skip>0 && fseek(infile, skip, SEEK_CUR)<0) {
352 unsigned int need= min(skip, sizeof ucbuffer_);
353 if(fread(ucbuffer_, 1U, need, infile)<need) {
354 flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping samples\n", encoder_session.inbasefilename);
355 return EncoderSession_finish_error(&encoder_session);
364 data_bytes-= (unsigned int)encoder_session.skip*bytes_per_frame; /*@@@ WATCHOUT: 4GB limit */
365 encoder_session.total_samples_to_encode= total_samples_in_input - encoder_session.skip;
366 if(encoder_session.until > 0) {
367 trim = total_samples_in_input - encoder_session.until;
368 FLAC__ASSERT(total_samples_in_input > 0);
369 FLAC__ASSERT(!options.common.sector_align);
370 data_bytes-= (unsigned int)trim*bytes_per_frame;
371 encoder_session.total_samples_to_encode-= trim;
373 if(options.common.sector_align) {
374 align_remainder= (unsigned int)(encoder_session.total_samples_to_encode % 588U);
375 if(options.common.is_last_file)
376 encoder_session.total_samples_to_encode+= (588U-align_remainder); /* will pad with zeroes */
378 encoder_session.total_samples_to_encode-= align_remainder; /* will stop short and carry over to next file */
381 /* +54 for the size of the AIFF headers; this is just an estimate for the progress indicator and doesn't need to be exact */
382 encoder_session.unencoded_size= encoder_session.total_samples_to_encode*bytes_per_frame+54;
384 if(!EncoderSession_init_encoder(&encoder_session, options.common, channels, bps, sample_rate))
385 return EncoderSession_finish_error(&encoder_session);
387 /* first do any samples in the reservoir */
388 if(options.common.sector_align && *options.common.align_reservoir_samples>0U) {
390 if(!EncoderSession_process(&encoder_session, (const FLAC__int32 *const *)options.common.align_reservoir, *options.common.align_reservoir_samples)) {
391 print_error_with_state(&encoder_session, "ERROR during encoding");
392 return EncoderSession_finish_error(&encoder_session);
396 /* decrement the data_bytes counter if we need to align the file */
397 if(options.common.sector_align) {
398 if(options.common.is_last_file)
399 *options.common.align_reservoir_samples= 0U;
401 *options.common.align_reservoir_samples= align_remainder;
402 data_bytes-= (*options.common.align_reservoir_samples)*bytes_per_frame;
406 /* now do from the file */
407 while(data_bytes>0) {
408 size_t bytes_read= fread(ucbuffer_, 1U, min(data_bytes, CHUNK_OF_SAMPLES*bytes_per_frame), infile);
412 flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename);
413 return EncoderSession_finish_error(&encoder_session);
415 else if(feof(infile)) {
416 flac__utils_printf(stderr, 1, "%s: WARNING: unexpected EOF; expected %u samples, got %u samples\n", encoder_session.inbasefilename, (unsigned int)encoder_session.total_samples_to_encode, (unsigned int)encoder_session.samples_written);
421 if(bytes_read % bytes_per_frame != 0U) {
422 flac__utils_printf(stderr, 1, "%s: ERROR: got partial sample\n", encoder_session.inbasefilename);
423 return EncoderSession_finish_error(&encoder_session);
426 unsigned int frames= bytes_read/bytes_per_frame;
427 format_input(input_, frames, true, false, channels, bps);
429 if(!EncoderSession_process(&encoder_session, (const FLAC__int32 *const *)input_, frames)) {
430 print_error_with_state(&encoder_session, "ERROR during encoding");
431 return EncoderSession_finish_error(&encoder_session);
434 data_bytes-= bytes_read;
440 FLAC__uint64 remaining= (unsigned int)trim*bytes_per_frame;
442 FLAC__ASSERT(!options.common.sector_align);
444 /* do 1<<30 bytes at a time, since 1<<30 is a nice round number, and */
445 /* is guaranteed to be less than LONG_MAX */
448 unsigned long skip= (unsigned long)(remaining % (1U<<30));
450 FLAC__ASSERT(skip<=LONG_MAX);
451 while(skip>0 && fseek(infile, skip, SEEK_CUR)<0) {
452 unsigned int need= min(skip, sizeof ucbuffer_);
453 if(fread(ucbuffer_, 1U, need, infile)<need) {
454 flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping samples\n", encoder_session.inbasefilename);
455 return EncoderSession_finish_error(&encoder_session);
464 /* now read unaligned samples into reservoir or pad with zeroes if necessary */
465 if(options.common.sector_align) {
466 if(options.common.is_last_file) {
467 unsigned int pad_frames= 588U-align_remainder;
469 if(pad_frames<588U) {
472 info_align_zero= pad_frames;
473 for(i= 0U; i<channels; ++i)
474 memset(input_[i], 0, pad_frames*(bps>>3));
476 if(!EncoderSession_process(&encoder_session, (const FLAC__int32 *const *)input_, pad_frames)) {
477 print_error_with_state(&encoder_session, "ERROR during encoding");
478 return EncoderSession_finish_error(&encoder_session);
483 if(*options.common.align_reservoir_samples > 0) {
484 size_t bytes_read= fread(ucbuffer_, 1U, (*options.common.align_reservoir_samples)*bytes_per_frame, infile);
486 FLAC__ASSERT(CHUNK_OF_SAMPLES>=588U);
487 if(bytes_read==0U && ferror(infile)) {
488 flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename);
489 return EncoderSession_finish_error(&encoder_session);
491 else if(bytes_read != (*options.common.align_reservoir_samples) * bytes_per_frame) {
492 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);
495 info_align_carry= *options.common.align_reservoir_samples;
496 format_input(options.common.align_reservoir, *options.common.align_reservoir_samples, true, false, channels, bps);
505 if(fread(&tmp, 1U, 1U, infile)<1U) {
506 flac__utils_printf(stderr, 1, "%s: ERROR during read of SSND pad byte\n", encoder_session.inbasefilename);
507 return EncoderSession_finish_error(&encoder_session);
511 got_ssnd_chunk= true;
513 else { /* other chunk */
514 if(!strncmp(chunk_id, "COMM", 4)) {
515 flac__utils_printf(stderr, 1, "%s: WARNING: skipping extra 'COMM' chunk\n", encoder_session.inbasefilename);
517 else if(!strncmp(chunk_id, "SSND", 4)) {
518 flac__utils_printf(stderr, 1, "%s: WARNING: skipping extra 'SSND' chunk\n", encoder_session.inbasefilename);
521 flac__utils_printf(stderr, 1, "%s: WARNING: skipping unknown chunk '%s'\n", encoder_session.inbasefilename, chunk_id);
525 if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
526 return EncoderSession_finish_error(&encoder_session);
528 unsigned long skip= xx+(xx & 1U);
530 FLAC__ASSERT(skip<=LONG_MAX);
531 while(skip>0U && fseek(infile, skip, SEEK_CUR)<0) {
532 unsigned int need= min(skip, sizeof ucbuffer_);
533 if(fread(ucbuffer_, 1U, need, infile)<need) {
534 fprintf(stderr, "%s: ERROR during read while skipping unknown chunk\n", encoder_session.inbasefilename);
535 return EncoderSession_finish_error(&encoder_session);
543 if(got_ssnd_chunk==false && sample_frames!=0U) {
544 flac__utils_printf(stderr, 1, "%s: ERROR: missing SSND chunk\n", encoder_session.inbasefilename);
545 return EncoderSession_finish_error(&encoder_session);
548 return EncoderSession_finish_ok(&encoder_session, info_align_carry, info_align_zero);
551 int flac__encode_wav(FILE *infile, long infilesize, const char *infilename, const char *outfilename, const FLAC__byte *lookahead, unsigned lookahead_length, wav_encode_options_t options)
553 EncoderSession encoder_session;
554 FLAC__bool is_unsigned_samples = false;
555 unsigned channels = 0, bps = 0, sample_rate = 0, data_bytes;
556 size_t bytes_per_wide_sample, bytes_read;
559 FLAC__bool got_fmt_chunk = false, got_data_chunk = false;
560 unsigned align_remainder = 0;
561 int info_align_carry = -1, info_align_zero = -1;
565 (void)lookahead_length;
568 EncoderSession_construct(
571 options.common.use_ogg,
575 options.common.verify,
584 * lookahead[] already has "RIFFxxxxWAVE", do sub-chunks
586 while(!feof(infile)) {
587 if(!read_little_endian_uint32(infile, &xx, true, encoder_session.inbasefilename))
588 return EncoderSession_finish_error(&encoder_session);
591 if(xx == 0x20746d66 && !got_fmt_chunk) { /* "fmt " */
592 unsigned block_align;
594 /* fmt sub-chunk size */
595 if(!read_little_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
596 return EncoderSession_finish_error(&encoder_session);
598 flac__utils_printf(stderr, 1, "%s: ERROR: found non-standard 'fmt ' sub-chunk which has length = %u\n", encoder_session.inbasefilename, (unsigned)xx);
599 return EncoderSession_finish_error(&encoder_session);
601 else if(xx != 16 && xx != 18) {
602 flac__utils_printf(stderr, 1, "%s: WARNING: found non-standard 'fmt ' sub-chunk which has length = %u\n", encoder_session.inbasefilename, (unsigned)xx);
605 /* compression code */
606 if(!read_little_endian_uint16(infile, &x, false, encoder_session.inbasefilename))
607 return EncoderSession_finish_error(&encoder_session);
609 flac__utils_printf(stderr, 1, "%s: ERROR: unsupported compression type %u\n", encoder_session.inbasefilename, (unsigned)x);
610 return EncoderSession_finish_error(&encoder_session);
612 /* number of channels */
613 if(!read_little_endian_uint16(infile, &x, false, encoder_session.inbasefilename))
614 return EncoderSession_finish_error(&encoder_session);
615 if(x == 0 || x > FLAC__MAX_CHANNELS) {
616 flac__utils_printf(stderr, 1, "%s: ERROR: unsupported number channels %u\n", encoder_session.inbasefilename, (unsigned)x);
617 return EncoderSession_finish_error(&encoder_session);
619 else if(options.common.sector_align && x != 2) {
620 flac__utils_printf(stderr, 1, "%s: ERROR: file has %u channels, must be 2 for --sector-align\n", encoder_session.inbasefilename, (unsigned)x);
621 return EncoderSession_finish_error(&encoder_session);
625 if(!read_little_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
626 return EncoderSession_finish_error(&encoder_session);
627 if(!FLAC__format_sample_rate_is_valid(xx)) {
628 flac__utils_printf(stderr, 1, "%s: ERROR: unsupported sample rate %u\n", encoder_session.inbasefilename, (unsigned)xx);
629 return EncoderSession_finish_error(&encoder_session);
631 else if(options.common.sector_align && xx != 44100) {
632 flac__utils_printf(stderr, 1, "%s: ERROR: file's sample rate is %u, must be 44100 for --sector-align\n", encoder_session.inbasefilename, (unsigned)xx);
633 return EncoderSession_finish_error(&encoder_session);
636 /* avg bytes per second (ignored) */
637 if(!read_little_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
638 return EncoderSession_finish_error(&encoder_session);
640 if(!read_little_endian_uint16(infile, &x, false, encoder_session.inbasefilename))
641 return EncoderSession_finish_error(&encoder_session);
643 /* bits per sample */
644 if(!read_little_endian_uint16(infile, &x, false, encoder_session.inbasefilename))
645 return EncoderSession_finish_error(&encoder_session);
646 if(x != 8 && x != 16 && x != 24) {
647 flac__utils_printf(stderr, 1, "%s: ERROR: unsupported bits-per-sample %u\n", encoder_session.inbasefilename, (unsigned)x);
648 return EncoderSession_finish_error(&encoder_session);
650 else if(options.common.sector_align && x != 16) {
651 flac__utils_printf(stderr, 1, "%s: ERROR: file has %u bits per sample, must be 16 for --sector-align\n", encoder_session.inbasefilename, (unsigned)x);
652 return EncoderSession_finish_error(&encoder_session);
655 if(bps * channels != block_align * 8) {
656 flac__utils_printf(stderr, 1, "%s: ERROR: unsupported block alignment (%u), for bits-per-sample=%u, channels=%u\n", encoder_session.inbasefilename, block_align, bps, channels);
657 return EncoderSession_finish_error(&encoder_session);
659 is_unsigned_samples = (x == 8);
661 /* skip any extra data in the fmt sub-chunk */
665 for(left = data_bytes; left > 0; ) {
666 need = min(left, CHUNK_OF_SAMPLES);
667 if(fread(ucbuffer_, 1U, need, infile) < need) {
668 flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping samples\n", encoder_session.inbasefilename);
669 return EncoderSession_finish_error(&encoder_session);
676 * now that we know the sample rate, canonicalize the
677 * --skip string to a number of samples:
679 flac__utils_canonicalize_skip_until_specification(&options.common.skip_specification, sample_rate);
680 FLAC__ASSERT(options.common.skip_specification.value.samples >= 0);
681 encoder_session.skip = (FLAC__uint64)options.common.skip_specification.value.samples;
682 FLAC__ASSERT(!options.common.sector_align || encoder_session.skip == 0);
684 got_fmt_chunk = true;
686 else if(xx == 0x61746164 && !got_data_chunk && got_fmt_chunk) { /* "data" */
687 FLAC__uint64 total_samples_in_input, trim = 0;
690 if(!read_little_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
691 return EncoderSession_finish_error(&encoder_session);
694 bytes_per_wide_sample = channels * (bps >> 3);
696 /* *options.common.align_reservoir_samples will be 0 unless --sector-align is used */
697 FLAC__ASSERT(options.common.sector_align || *options.common.align_reservoir_samples == 0);
698 total_samples_in_input = data_bytes / bytes_per_wide_sample + *options.common.align_reservoir_samples;
701 * now that we know the input size, canonicalize the
702 * --until string to an absolute sample number:
704 if(!canonicalize_until_specification(&options.common.until_specification, encoder_session.inbasefilename, sample_rate, encoder_session.skip, total_samples_in_input))
705 return EncoderSession_finish_error(&encoder_session);
706 encoder_session.until = (FLAC__uint64)options.common.until_specification.value.samples;
707 FLAC__ASSERT(!options.common.sector_align || encoder_session.until == 0);
709 if(encoder_session.skip > 0) {
710 if(fseek(infile, bytes_per_wide_sample * (unsigned)encoder_session.skip, SEEK_CUR) < 0) {
711 /* can't seek input, read ahead manually... */
713 for(left = (unsigned)encoder_session.skip; left > 0; ) { /*@@@ WATCHOUT: 4GB limit */
714 need = min(left, CHUNK_OF_SAMPLES);
715 if(fread(ucbuffer_, bytes_per_wide_sample, need, infile) < need) {
716 flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping samples\n", encoder_session.inbasefilename);
717 return EncoderSession_finish_error(&encoder_session);
724 data_bytes -= (unsigned)encoder_session.skip * bytes_per_wide_sample; /*@@@ WATCHOUT: 4GB limit */
725 encoder_session.total_samples_to_encode = total_samples_in_input - encoder_session.skip;
726 if(encoder_session.until > 0) {
727 trim = total_samples_in_input - encoder_session.until;
728 FLAC__ASSERT(total_samples_in_input > 0);
729 FLAC__ASSERT(!options.common.sector_align);
730 data_bytes -= (unsigned int)trim * bytes_per_wide_sample;
731 encoder_session.total_samples_to_encode -= trim;
733 if(options.common.sector_align) {
734 align_remainder = (unsigned)(encoder_session.total_samples_to_encode % 588);
735 if(options.common.is_last_file)
736 encoder_session.total_samples_to_encode += (588-align_remainder); /* will pad with zeroes */
738 encoder_session.total_samples_to_encode -= align_remainder; /* will stop short and carry over to next file */
741 /* +44 for the size of the WAV headers; this is just an estimate for the progress indicator and doesn't need to be exact */
742 encoder_session.unencoded_size = encoder_session.total_samples_to_encode * bytes_per_wide_sample + 44;
744 if(!EncoderSession_init_encoder(&encoder_session, options.common, channels, bps, sample_rate))
745 return EncoderSession_finish_error(&encoder_session);
748 * first do any samples in the reservoir
750 if(options.common.sector_align && *options.common.align_reservoir_samples > 0) {
751 if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)options.common.align_reservoir, *options.common.align_reservoir_samples)) {
752 print_error_with_state(&encoder_session, "ERROR during encoding");
753 return EncoderSession_finish_error(&encoder_session);
758 * decrement the data_bytes counter if we need to align the file
760 if(options.common.sector_align) {
761 if(options.common.is_last_file) {
762 *options.common.align_reservoir_samples = 0;
765 *options.common.align_reservoir_samples = align_remainder;
766 data_bytes -= (*options.common.align_reservoir_samples) * bytes_per_wide_sample;
771 * now do from the file
773 while(data_bytes > 0) {
774 bytes_read = fread(ucbuffer_, sizeof(unsigned char), min(data_bytes, CHUNK_OF_SAMPLES * bytes_per_wide_sample), infile);
775 if(bytes_read == 0) {
777 flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename);
778 return EncoderSession_finish_error(&encoder_session);
780 else if(feof(infile)) {
781 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);
786 if(bytes_read % bytes_per_wide_sample != 0) {
787 flac__utils_printf(stderr, 1, "%s: ERROR: got partial sample\n", encoder_session.inbasefilename);
788 return EncoderSession_finish_error(&encoder_session);
791 unsigned wide_samples = bytes_read / bytes_per_wide_sample;
792 format_input(input_, wide_samples, false, is_unsigned_samples, channels, bps);
794 if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)input_, wide_samples)) {
795 print_error_with_state(&encoder_session, "ERROR during encoding");
796 return EncoderSession_finish_error(&encoder_session);
798 data_bytes -= bytes_read;
804 if(fseek(infile, bytes_per_wide_sample * (unsigned)trim, SEEK_CUR) < 0) {
805 /* can't seek input, read ahead manually... */
807 for(left = (unsigned)trim; left > 0; ) { /*@@@ WATCHOUT: 4GB limit */
808 need = min(left, CHUNK_OF_SAMPLES);
809 if(fread(ucbuffer_, bytes_per_wide_sample, need, infile) < need) {
810 flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping samples\n", encoder_session.inbasefilename);
811 return EncoderSession_finish_error(&encoder_session);
819 * now read unaligned samples into reservoir or pad with zeroes if necessary
821 if(options.common.sector_align) {
822 if(options.common.is_last_file) {
823 unsigned wide_samples = 588 - align_remainder;
824 if(wide_samples < 588) {
827 info_align_zero = wide_samples;
828 data_bytes = wide_samples * (bps >> 3);
829 for(channel = 0; channel < channels; channel++)
830 memset(input_[channel], 0, data_bytes);
832 if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)input_, wide_samples)) {
833 print_error_with_state(&encoder_session, "ERROR during encoding");
834 return EncoderSession_finish_error(&encoder_session);
839 if(*options.common.align_reservoir_samples > 0) {
840 FLAC__ASSERT(CHUNK_OF_SAMPLES >= 588);
841 bytes_read = fread(ucbuffer_, sizeof(unsigned char), (*options.common.align_reservoir_samples) * bytes_per_wide_sample, infile);
842 if(bytes_read == 0 && ferror(infile)) {
843 flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename);
844 return EncoderSession_finish_error(&encoder_session);
846 else if(bytes_read != (*options.common.align_reservoir_samples) * bytes_per_wide_sample) {
847 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);
851 info_align_carry = *options.common.align_reservoir_samples;
852 format_input(options.common.align_reservoir, *options.common.align_reservoir_samples, false, is_unsigned_samples, channels, bps);
858 got_data_chunk = true;
861 if(xx == 0x20746d66 && got_fmt_chunk) { /* "fmt " */
862 flac__utils_printf(stderr, 1, "%s: WARNING: skipping extra 'fmt ' sub-chunk\n", encoder_session.inbasefilename);
864 else if(xx == 0x61746164) { /* "data" */
866 flac__utils_printf(stderr, 1, "%s: WARNING: skipping extra 'data' sub-chunk\n", encoder_session.inbasefilename);
868 else if(!got_fmt_chunk) {
869 flac__utils_printf(stderr, 1, "%s: ERROR: got 'data' sub-chunk before 'fmt' sub-chunk\n", encoder_session.inbasefilename);
870 return EncoderSession_finish_error(&encoder_session);
877 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));
880 if(!read_little_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
881 return EncoderSession_finish_error(&encoder_session);
882 if(fseek(infile, xx, SEEK_CUR) < 0) {
883 /* can't seek input, read ahead manually... */
885 const unsigned chunk = sizeof(ucbuffer_);
886 for(left = xx; left > 0; ) {
887 need = min(left, chunk);
888 if(fread(ucbuffer_, 1, need, infile) < need) {
889 flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping unsupported sub-chunk\n", encoder_session.inbasefilename);
890 return EncoderSession_finish_error(&encoder_session);
898 return EncoderSession_finish_ok(&encoder_session, info_align_carry, info_align_zero);
901 int flac__encode_raw(FILE *infile, long infilesize, const char *infilename, const char *outfilename, const FLAC__byte *lookahead, unsigned lookahead_length, raw_encode_options_t options)
903 EncoderSession encoder_session;
905 const size_t bytes_per_wide_sample = options.channels * (options.bps >> 3);
906 unsigned align_remainder = 0;
907 int info_align_carry = -1, info_align_zero = -1;
908 FLAC__uint64 total_samples_in_input = 0;;
910 FLAC__ASSERT(!options.common.sector_align || options.channels == 2);
911 FLAC__ASSERT(!options.common.sector_align || options.bps == 16);
912 FLAC__ASSERT(!options.common.sector_align || options.sample_rate == 44100);
913 FLAC__ASSERT(!options.common.sector_align || infilesize >= 0);
914 FLAC__ASSERT(!options.common.replay_gain || options.channels <= 2);
915 FLAC__ASSERT(!options.common.replay_gain || grabbag__replaygain_is_valid_sample_frequency(options.sample_rate));
918 EncoderSession_construct(
921 options.common.use_ogg,
925 options.common.verify,
934 * now that we know the sample rate, canonicalize the
935 * --skip string to a number of samples:
937 flac__utils_canonicalize_skip_until_specification(&options.common.skip_specification, options.sample_rate);
938 FLAC__ASSERT(options.common.skip_specification.value.samples >= 0);
939 encoder_session.skip = (FLAC__uint64)options.common.skip_specification.value.samples;
940 FLAC__ASSERT(!options.common.sector_align || encoder_session.skip == 0);
943 total_samples_in_input = 0;
945 /* *options.common.align_reservoir_samples will be 0 unless --sector-align is used */
946 FLAC__ASSERT(options.common.sector_align || *options.common.align_reservoir_samples == 0);
947 total_samples_in_input = (unsigned)infilesize / bytes_per_wide_sample + *options.common.align_reservoir_samples;
951 * now that we know the input size, canonicalize the
952 * --until strings to a number of samples:
954 if(!canonicalize_until_specification(&options.common.until_specification, encoder_session.inbasefilename, options.sample_rate, encoder_session.skip, total_samples_in_input))
955 return EncoderSession_finish_error(&encoder_session);
956 encoder_session.until = (FLAC__uint64)options.common.until_specification.value.samples;
957 FLAC__ASSERT(!options.common.sector_align || encoder_session.until == 0);
959 encoder_session.total_samples_to_encode = total_samples_in_input - encoder_session.skip;
960 if(encoder_session.until > 0) {
961 const FLAC__uint64 trim = total_samples_in_input - encoder_session.until;
962 FLAC__ASSERT(total_samples_in_input > 0);
963 FLAC__ASSERT(!options.common.sector_align);
964 encoder_session.total_samples_to_encode -= trim;
966 if(infilesize >= 0 && options.common.sector_align) {
967 FLAC__ASSERT(encoder_session.skip == 0);
968 align_remainder = (unsigned)(encoder_session.total_samples_to_encode % 588);
969 if(options.common.is_last_file)
970 encoder_session.total_samples_to_encode += (588-align_remainder); /* will pad with zeroes */
972 encoder_session.total_samples_to_encode -= align_remainder; /* will stop short and carry over to next file */
974 encoder_session.unencoded_size = encoder_session.total_samples_to_encode * bytes_per_wide_sample;
976 if(encoder_session.total_samples_to_encode <= 0)
977 flac__utils_printf(stderr, 2, "(No runtime statistics possible; please wait for encoding to finish...)\n");
979 if(encoder_session.skip > 0) {
980 unsigned skip_bytes = bytes_per_wide_sample * (unsigned)encoder_session.skip;
981 if(skip_bytes > lookahead_length) {
982 skip_bytes -= lookahead_length;
983 lookahead_length = 0;
984 if(fseek(infile, (long)skip_bytes, SEEK_CUR) < 0) {
985 /* can't seek input, read ahead manually... */
987 const unsigned chunk = sizeof(ucbuffer_);
988 for(left = skip_bytes; left > 0; ) {
989 need = min(left, chunk);
990 if(fread(ucbuffer_, 1, need, infile) < need) {
991 flac__utils_printf(stderr, 1, "%s: ERROR during read while skipping samples\n", encoder_session.inbasefilename);
992 return EncoderSession_finish_error(&encoder_session);
999 lookahead += skip_bytes;
1000 lookahead_length -= skip_bytes;
1004 if(!EncoderSession_init_encoder(&encoder_session, options.common, options.channels, options.bps, options.sample_rate))
1005 return EncoderSession_finish_error(&encoder_session);
1008 * first do any samples in the reservoir
1010 if(options.common.sector_align && *options.common.align_reservoir_samples > 0) {
1011 if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)options.common.align_reservoir, *options.common.align_reservoir_samples)) {
1012 print_error_with_state(&encoder_session, "ERROR during encoding");
1013 return EncoderSession_finish_error(&encoder_session);
1018 * decrement infilesize if we need to align the file
1020 if(options.common.sector_align) {
1021 FLAC__ASSERT(infilesize >= 0);
1022 if(options.common.is_last_file) {
1023 *options.common.align_reservoir_samples = 0;
1026 *options.common.align_reservoir_samples = align_remainder;
1027 infilesize -= (long)((*options.common.align_reservoir_samples) * bytes_per_wide_sample);
1028 FLAC__ASSERT(infilesize >= 0);
1033 * now do from the file
1035 if(infilesize < 0) {
1036 while(!feof(infile)) {
1037 if(lookahead_length > 0) {
1038 FLAC__ASSERT(lookahead_length < CHUNK_OF_SAMPLES * bytes_per_wide_sample);
1039 memcpy(ucbuffer_, lookahead, lookahead_length);
1040 bytes_read = fread(ucbuffer_+lookahead_length, sizeof(unsigned char), CHUNK_OF_SAMPLES * bytes_per_wide_sample - lookahead_length, infile) + lookahead_length;
1041 if(ferror(infile)) {
1042 flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename);
1043 return EncoderSession_finish_error(&encoder_session);
1045 lookahead_length = 0;
1048 bytes_read = fread(ucbuffer_, sizeof(unsigned char), CHUNK_OF_SAMPLES * bytes_per_wide_sample, infile);
1050 if(bytes_read == 0) {
1051 if(ferror(infile)) {
1052 flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename);
1053 return EncoderSession_finish_error(&encoder_session);
1056 else if(bytes_read % bytes_per_wide_sample != 0) {
1057 flac__utils_printf(stderr, 1, "%s: ERROR: got partial sample\n", encoder_session.inbasefilename);
1058 return EncoderSession_finish_error(&encoder_session);
1061 unsigned wide_samples = bytes_read / bytes_per_wide_sample;
1062 format_input(input_, wide_samples, options.is_big_endian, options.is_unsigned_samples, options.channels, options.bps);
1064 if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)input_, wide_samples)) {
1065 print_error_with_state(&encoder_session, "ERROR during encoding");
1066 return EncoderSession_finish_error(&encoder_session);
1072 const FLAC__uint64 max_input_bytes = encoder_session.total_samples_to_encode * bytes_per_wide_sample;
1073 FLAC__uint64 total_input_bytes_read = 0;
1074 while(total_input_bytes_read < max_input_bytes) {
1076 size_t wanted = (CHUNK_OF_SAMPLES * bytes_per_wide_sample);
1077 wanted = min(wanted, (size_t)(max_input_bytes - total_input_bytes_read));
1079 if(lookahead_length > 0) {
1080 FLAC__ASSERT(lookahead_length <= wanted);
1081 memcpy(ucbuffer_, lookahead, lookahead_length);
1082 wanted -= lookahead_length;
1083 bytes_read = lookahead_length;
1085 bytes_read += fread(ucbuffer_+lookahead_length, sizeof(unsigned char), wanted, infile);
1086 if(ferror(infile)) {
1087 flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename);
1088 return EncoderSession_finish_error(&encoder_session);
1091 lookahead_length = 0;
1094 bytes_read = fread(ucbuffer_, sizeof(unsigned char), wanted, infile);
1097 if(bytes_read == 0) {
1098 if(ferror(infile)) {
1099 flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename);
1100 return EncoderSession_finish_error(&encoder_session);
1102 else if(feof(infile)) {
1103 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);
1104 total_input_bytes_read = max_input_bytes;
1108 if(bytes_read % bytes_per_wide_sample != 0) {
1109 flac__utils_printf(stderr, 1, "%s: ERROR: got partial sample\n", encoder_session.inbasefilename);
1110 return EncoderSession_finish_error(&encoder_session);
1113 unsigned wide_samples = bytes_read / bytes_per_wide_sample;
1114 format_input(input_, wide_samples, options.is_big_endian, options.is_unsigned_samples, options.channels, options.bps);
1116 if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)input_, wide_samples)) {
1117 print_error_with_state(&encoder_session, "ERROR during encoding");
1118 return EncoderSession_finish_error(&encoder_session);
1120 total_input_bytes_read += bytes_read;
1127 * now read unaligned samples into reservoir or pad with zeroes if necessary
1129 if(options.common.sector_align) {
1130 if(options.common.is_last_file) {
1131 unsigned wide_samples = 588 - align_remainder;
1132 if(wide_samples < 588) {
1133 unsigned channel, data_bytes;
1135 info_align_zero = wide_samples;
1136 data_bytes = wide_samples * (options.bps >> 3);
1137 for(channel = 0; channel < options.channels; channel++)
1138 memset(input_[channel], 0, data_bytes);
1140 if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)input_, wide_samples)) {
1141 print_error_with_state(&encoder_session, "ERROR during encoding");
1142 return EncoderSession_finish_error(&encoder_session);
1147 if(*options.common.align_reservoir_samples > 0) {
1148 FLAC__ASSERT(CHUNK_OF_SAMPLES >= 588);
1149 bytes_read = fread(ucbuffer_, sizeof(unsigned char), (*options.common.align_reservoir_samples) * bytes_per_wide_sample, infile);
1150 if(bytes_read == 0 && ferror(infile)) {
1151 flac__utils_printf(stderr, 1, "%s: ERROR during read\n", encoder_session.inbasefilename);
1152 return EncoderSession_finish_error(&encoder_session);
1154 else if(bytes_read != (*options.common.align_reservoir_samples) * bytes_per_wide_sample) {
1155 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);
1158 info_align_carry = *options.common.align_reservoir_samples;
1159 format_input(options.common.align_reservoir, *options.common.align_reservoir_samples, false, options.is_unsigned_samples, options.channels, options.bps);
1165 return EncoderSession_finish_ok(&encoder_session, info_align_carry, info_align_zero);
1168 FLAC__bool EncoderSession_construct(EncoderSession *e, FLAC__bool use_ogg, FLAC__bool verify, FILE *infile, const char *infilename, const char *outfilename)
1171 FLAC__uint32 test = 1;
1174 * initialize globals
1177 is_big_endian_host_ = (*((FLAC__byte*)(&test)))? false : true;
1179 for(i = 0; i < FLAC__MAX_CHANNELS; i++)
1180 input_[i] = &(in_[i][0]);
1184 * initialize instance
1187 #ifdef FLAC__HAS_OGG
1188 e->use_ogg = use_ogg;
1194 e->is_stdout = (0 == strcmp(outfilename, "-"));
1196 e->inbasefilename = grabbag__file_get_basename(infilename);
1197 e->outfilename = outfilename;
1199 e->skip = 0; /* filled in later after the sample_rate is known */
1200 e->unencoded_size = 0;
1201 e->total_samples_to_encode = 0;
1202 e->bytes_written = 0;
1203 e->samples_written = 0;
1207 e->encoder.flac.stream = 0;
1208 e->encoder.flac.file = 0;
1209 #ifdef FLAC__HAS_OGG
1210 e->encoder.ogg.stream = 0;
1211 e->encoder.ogg.file = 0;
1216 e->seek_table_template = 0;
1219 e->fout = grabbag__file_get_binary_stdout();
1222 if(0 == (e->seek_table_template = FLAC__metadata_object_new(FLAC__METADATA_TYPE_SEEKTABLE))) {
1223 flac__utils_printf(stderr, 1, "%s: ERROR allocating memory for seek table\n", e->inbasefilename);
1227 #ifdef FLAC__HAS_OGG
1230 e->encoder.ogg.stream = OggFLAC__stream_encoder_new();
1231 if(0 == e->encoder.ogg.stream) {
1232 flac__utils_printf(stderr, 1, "%s: ERROR creating the encoder instance\n", e->inbasefilename);
1233 EncoderSession_destroy(e);
1238 e->encoder.ogg.file = OggFLAC__file_encoder_new();
1239 if(0 == e->encoder.ogg.file) {
1240 flac__utils_printf(stderr, 1, "%s: ERROR creating the encoder instance\n", e->inbasefilename);
1241 EncoderSession_destroy(e);
1249 e->encoder.flac.stream = FLAC__stream_encoder_new();
1250 if(0 == e->encoder.flac.stream) {
1251 flac__utils_printf(stderr, 1, "%s: ERROR creating the encoder instance\n", e->inbasefilename);
1252 EncoderSession_destroy(e);
1257 e->encoder.flac.file = FLAC__file_encoder_new();
1258 if(0 == e->encoder.flac.file) {
1259 flac__utils_printf(stderr, 1, "%s: ERROR creating the encoder instance\n", e->inbasefilename);
1260 EncoderSession_destroy(e);
1268 void EncoderSession_destroy(EncoderSession *e)
1272 if(0 != e->fout && e->fout != stdout)
1275 #ifdef FLAC__HAS_OGG
1278 if(0 != e->encoder.ogg.stream) {
1279 OggFLAC__stream_encoder_delete(e->encoder.ogg.stream);
1280 e->encoder.ogg.stream = 0;
1284 if(0 != e->encoder.ogg.file) {
1285 OggFLAC__file_encoder_delete(e->encoder.ogg.file);
1286 e->encoder.ogg.file = 0;
1293 if(0 != e->encoder.flac.stream) {
1294 FLAC__stream_encoder_delete(e->encoder.flac.stream);
1295 e->encoder.flac.stream = 0;
1299 if(0 != e->encoder.flac.file) {
1300 FLAC__file_encoder_delete(e->encoder.flac.file);
1301 e->encoder.flac.file = 0;
1305 if(0 != e->seek_table_template) {
1306 FLAC__metadata_object_delete(e->seek_table_template);
1307 e->seek_table_template = 0;
1311 int EncoderSession_finish_ok(EncoderSession *e, int info_align_carry, int info_align_zero)
1313 FLAC__StreamEncoderState fse_state = FLAC__STREAM_ENCODER_OK;
1316 #ifdef FLAC__HAS_OGG
1319 if(e->encoder.ogg.stream) {
1320 fse_state = OggFLAC__stream_encoder_get_FLAC_stream_encoder_state(e->encoder.ogg.stream);
1321 OggFLAC__stream_encoder_finish(e->encoder.ogg.stream);
1325 if(e->encoder.ogg.file) {
1326 fse_state = OggFLAC__file_encoder_get_FLAC_stream_encoder_state(e->encoder.ogg.file);
1327 OggFLAC__file_encoder_finish(e->encoder.ogg.file);
1334 if(e->encoder.flac.stream) {
1335 fse_state = FLAC__stream_encoder_get_state(e->encoder.flac.stream);
1336 FLAC__stream_encoder_finish(e->encoder.flac.stream);
1340 if(e->encoder.flac.file) {
1341 fse_state = FLAC__file_encoder_get_stream_encoder_state(e->encoder.flac.file);
1342 FLAC__file_encoder_finish(e->encoder.flac.file);
1346 if(e->total_samples_to_encode > 0) {
1348 flac__utils_printf(stderr, 2, "\n");
1351 if(fse_state == FLAC__STREAM_ENCODER_VERIFY_MISMATCH_IN_AUDIO_DATA) {
1352 print_verify_error(e);
1356 if(info_align_carry >= 0) {
1357 flac__utils_printf(stderr, 1, "%s: INFO: sector alignment causing %d samples to be carried over\n", e->inbasefilename, info_align_carry);
1359 if(info_align_zero >= 0) {
1360 flac__utils_printf(stderr, 1, "%s: INFO: sector alignment causing %d zero samples to be appended\n", e->inbasefilename, info_align_zero);
1364 EncoderSession_destroy(e);
1369 int EncoderSession_finish_error(EncoderSession *e)
1371 FLAC__StreamEncoderState fse_state;
1373 if(e->total_samples_to_encode > 0)
1374 flac__utils_printf(stderr, 2, "\n");
1376 #ifdef FLAC__HAS_OGG
1379 fse_state = OggFLAC__stream_encoder_get_FLAC_stream_encoder_state(e->encoder.ogg.stream);
1382 fse_state = OggFLAC__file_encoder_get_FLAC_stream_encoder_state(e->encoder.ogg.file);
1388 fse_state = FLAC__stream_encoder_get_state(e->encoder.flac.stream);
1391 fse_state = FLAC__file_encoder_get_stream_encoder_state(e->encoder.flac.file);
1394 if(fse_state == FLAC__STREAM_ENCODER_VERIFY_MISMATCH_IN_AUDIO_DATA)
1395 print_verify_error(e);
1397 unlink(e->outfilename);
1399 EncoderSession_destroy(e);
1404 FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t options, unsigned channels, unsigned bps, unsigned sample_rate)
1406 unsigned num_metadata;
1407 FLAC__StreamMetadata padding, *cuesheet = 0;
1408 FLAC__StreamMetadata *metadata[4];
1409 const FLAC__bool is_cdda = (channels == 1 || channels == 2) && (bps == 16) && (sample_rate == 44100);
1411 e->replay_gain = options.replay_gain;
1412 e->channels = channels;
1413 e->bits_per_sample = bps;
1414 e->sample_rate = sample_rate;
1416 if(e->replay_gain) {
1417 if(channels != 1 && channels != 2) {
1418 flac__utils_printf(stderr, 1, "%s: ERROR, number of channels (%u) must be 1 or 2 for --replay-gain\n", e->inbasefilename, channels);
1421 if(!grabbag__replaygain_is_valid_sample_frequency(sample_rate)) {
1422 flac__utils_printf(stderr, 1, "%s: ERROR, invalid sample rate (%u) for --replay-gain\n", e->inbasefilename, sample_rate);
1425 if(options.is_first_file) {
1426 if(!grabbag__replaygain_init(sample_rate)) {
1427 flac__utils_printf(stderr, 1, "%s: ERROR initializing ReplayGain stage\n", e->inbasefilename);
1434 options.do_mid_side = options.loose_mid_side = false;
1436 if(!parse_cuesheet_(&cuesheet, options.cuesheet_filename, e->inbasefilename, is_cdda, e->total_samples_to_encode))
1439 if(!convert_to_seek_table_template(options.requested_seek_points, options.num_requested_seek_points, options.cued_seekpoints? cuesheet : 0, e)) {
1440 flac__utils_printf(stderr, 1, "%s: ERROR allocating memory for seek table\n", e->inbasefilename);
1447 if(e->seek_table_template->data.seek_table.num_points > 0) {
1448 e->seek_table_template->is_last = false; /* the encoder will set this for us */
1449 metadata[num_metadata++] = e->seek_table_template;
1452 metadata[num_metadata++] = cuesheet;
1453 metadata[num_metadata++] = options.vorbis_comment;
1454 if(options.padding > 0) {
1455 padding.is_last = false; /* the encoder will set this for us */
1456 padding.type = FLAC__METADATA_TYPE_PADDING;
1457 padding.length = (unsigned)options.padding;
1458 metadata[num_metadata++] = &padding;
1461 e->blocksize = options.blocksize;
1462 e->stats_mask = (options.do_exhaustive_model_search || options.do_qlp_coeff_prec_search)? 0x0f : 0x3f;
1464 #ifdef FLAC__HAS_OGG
1467 OggFLAC__stream_encoder_set_serial_number(e->encoder.ogg.stream, options.serial_number);
1468 OggFLAC__stream_encoder_set_verify(e->encoder.ogg.stream, options.verify);
1469 OggFLAC__stream_encoder_set_streamable_subset(e->encoder.ogg.stream, !options.lax);
1470 OggFLAC__stream_encoder_set_do_mid_side_stereo(e->encoder.ogg.stream, options.do_mid_side);
1471 OggFLAC__stream_encoder_set_loose_mid_side_stereo(e->encoder.ogg.stream, options.loose_mid_side);
1472 OggFLAC__stream_encoder_set_channels(e->encoder.ogg.stream, channels);
1473 OggFLAC__stream_encoder_set_bits_per_sample(e->encoder.ogg.stream, bps);
1474 OggFLAC__stream_encoder_set_sample_rate(e->encoder.ogg.stream, sample_rate);
1475 OggFLAC__stream_encoder_set_blocksize(e->encoder.ogg.stream, options.blocksize);
1476 OggFLAC__stream_encoder_set_max_lpc_order(e->encoder.ogg.stream, options.max_lpc_order);
1477 OggFLAC__stream_encoder_set_qlp_coeff_precision(e->encoder.ogg.stream, options.qlp_coeff_precision);
1478 OggFLAC__stream_encoder_set_do_qlp_coeff_prec_search(e->encoder.ogg.stream, options.do_qlp_coeff_prec_search);
1479 OggFLAC__stream_encoder_set_do_escape_coding(e->encoder.ogg.stream, options.do_escape_coding);
1480 OggFLAC__stream_encoder_set_do_exhaustive_model_search(e->encoder.ogg.stream, options.do_exhaustive_model_search);
1481 OggFLAC__stream_encoder_set_min_residual_partition_order(e->encoder.ogg.stream, options.min_residual_partition_order);
1482 OggFLAC__stream_encoder_set_max_residual_partition_order(e->encoder.ogg.stream, options.max_residual_partition_order);
1483 OggFLAC__stream_encoder_set_rice_parameter_search_dist(e->encoder.ogg.stream, options.rice_parameter_search_dist);
1484 OggFLAC__stream_encoder_set_total_samples_estimate(e->encoder.ogg.stream, e->total_samples_to_encode);
1485 OggFLAC__stream_encoder_set_metadata(e->encoder.ogg.stream, (num_metadata > 0)? metadata : 0, num_metadata);
1486 OggFLAC__stream_encoder_set_write_callback(e->encoder.ogg.stream, ogg_stream_encoder_write_callback);
1487 OggFLAC__stream_encoder_set_metadata_callback(e->encoder.ogg.stream, ogg_stream_encoder_metadata_callback);
1488 OggFLAC__stream_encoder_set_client_data(e->encoder.ogg.stream, e);
1490 OggFLAC__stream_encoder_disable_constant_subframes(e->encoder.ogg.stream, options.debug.disable_constant_subframes);
1491 OggFLAC__stream_encoder_disable_fixed_subframes(e->encoder.ogg.stream, options.debug.disable_fixed_subframes);
1492 OggFLAC__stream_encoder_disable_verbatim_subframes(e->encoder.ogg.stream, options.debug.disable_verbatim_subframes);
1494 if(OggFLAC__stream_encoder_init(e->encoder.ogg.stream) != FLAC__STREAM_ENCODER_OK) {
1495 print_error_with_state(e, "ERROR initializing encoder");
1502 OggFLAC__file_encoder_set_serial_number(e->encoder.ogg.file, options.serial_number);
1503 OggFLAC__file_encoder_set_filename(e->encoder.ogg.file, e->outfilename);
1504 OggFLAC__file_encoder_set_verify(e->encoder.ogg.file, options.verify);
1505 OggFLAC__file_encoder_set_streamable_subset(e->encoder.ogg.file, !options.lax);
1506 OggFLAC__file_encoder_set_do_mid_side_stereo(e->encoder.ogg.file, options.do_mid_side);
1507 OggFLAC__file_encoder_set_loose_mid_side_stereo(e->encoder.ogg.file, options.loose_mid_side);
1508 OggFLAC__file_encoder_set_channels(e->encoder.ogg.file, channels);
1509 OggFLAC__file_encoder_set_bits_per_sample(e->encoder.ogg.file, bps);
1510 OggFLAC__file_encoder_set_sample_rate(e->encoder.ogg.file, sample_rate);
1511 OggFLAC__file_encoder_set_blocksize(e->encoder.ogg.file, options.blocksize);
1512 OggFLAC__file_encoder_set_max_lpc_order(e->encoder.ogg.file, options.max_lpc_order);
1513 OggFLAC__file_encoder_set_qlp_coeff_precision(e->encoder.ogg.file, options.qlp_coeff_precision);
1514 OggFLAC__file_encoder_set_do_qlp_coeff_prec_search(e->encoder.ogg.file, options.do_qlp_coeff_prec_search);
1515 OggFLAC__file_encoder_set_do_escape_coding(e->encoder.ogg.file, options.do_escape_coding);
1516 OggFLAC__file_encoder_set_do_exhaustive_model_search(e->encoder.ogg.file, options.do_exhaustive_model_search);
1517 OggFLAC__file_encoder_set_min_residual_partition_order(e->encoder.ogg.file, options.min_residual_partition_order);
1518 OggFLAC__file_encoder_set_max_residual_partition_order(e->encoder.ogg.file, options.max_residual_partition_order);
1519 OggFLAC__file_encoder_set_rice_parameter_search_dist(e->encoder.ogg.file, options.rice_parameter_search_dist);
1520 OggFLAC__file_encoder_set_total_samples_estimate(e->encoder.ogg.file, e->total_samples_to_encode);
1521 OggFLAC__file_encoder_set_metadata(e->encoder.ogg.file, (num_metadata > 0)? metadata : 0, num_metadata);
1522 OggFLAC__file_encoder_set_progress_callback(e->encoder.ogg.file, ogg_file_encoder_progress_callback);
1523 OggFLAC__file_encoder_set_client_data(e->encoder.ogg.file, e);
1525 OggFLAC__file_encoder_disable_constant_subframes(e->encoder.ogg.file, options.debug.disable_constant_subframes);
1526 OggFLAC__file_encoder_disable_fixed_subframes(e->encoder.ogg.file, options.debug.disable_fixed_subframes);
1527 OggFLAC__file_encoder_disable_verbatim_subframes(e->encoder.ogg.file, options.debug.disable_verbatim_subframes);
1529 if(OggFLAC__file_encoder_init(e->encoder.ogg.file) != OggFLAC__FILE_ENCODER_OK) {
1530 print_error_with_state(e, "ERROR initializing encoder");
1540 FLAC__stream_encoder_set_verify(e->encoder.flac.stream, options.verify);
1541 FLAC__stream_encoder_set_streamable_subset(e->encoder.flac.stream, !options.lax);
1542 FLAC__stream_encoder_set_do_mid_side_stereo(e->encoder.flac.stream, options.do_mid_side);
1543 FLAC__stream_encoder_set_loose_mid_side_stereo(e->encoder.flac.stream, options.loose_mid_side);
1544 FLAC__stream_encoder_set_channels(e->encoder.flac.stream, channels);
1545 FLAC__stream_encoder_set_bits_per_sample(e->encoder.flac.stream, bps);
1546 FLAC__stream_encoder_set_sample_rate(e->encoder.flac.stream, sample_rate);
1547 FLAC__stream_encoder_set_blocksize(e->encoder.flac.stream, options.blocksize);
1548 FLAC__stream_encoder_set_max_lpc_order(e->encoder.flac.stream, options.max_lpc_order);
1549 FLAC__stream_encoder_set_qlp_coeff_precision(e->encoder.flac.stream, options.qlp_coeff_precision);
1550 FLAC__stream_encoder_set_do_qlp_coeff_prec_search(e->encoder.flac.stream, options.do_qlp_coeff_prec_search);
1551 FLAC__stream_encoder_set_do_escape_coding(e->encoder.flac.stream, options.do_escape_coding);
1552 FLAC__stream_encoder_set_do_exhaustive_model_search(e->encoder.flac.stream, options.do_exhaustive_model_search);
1553 FLAC__stream_encoder_set_min_residual_partition_order(e->encoder.flac.stream, options.min_residual_partition_order);
1554 FLAC__stream_encoder_set_max_residual_partition_order(e->encoder.flac.stream, options.max_residual_partition_order);
1555 FLAC__stream_encoder_set_rice_parameter_search_dist(e->encoder.flac.stream, options.rice_parameter_search_dist);
1556 FLAC__stream_encoder_set_total_samples_estimate(e->encoder.flac.stream, e->total_samples_to_encode);
1557 FLAC__stream_encoder_set_metadata(e->encoder.flac.stream, (num_metadata > 0)? metadata : 0, num_metadata);
1558 FLAC__stream_encoder_set_write_callback(e->encoder.flac.stream, flac_stream_encoder_write_callback);
1559 FLAC__stream_encoder_set_metadata_callback(e->encoder.flac.stream, flac_stream_encoder_metadata_callback);
1560 FLAC__stream_encoder_set_client_data(e->encoder.flac.stream, e);
1562 FLAC__stream_encoder_disable_constant_subframes(e->encoder.flac.stream, options.debug.disable_constant_subframes);
1563 FLAC__stream_encoder_disable_fixed_subframes(e->encoder.flac.stream, options.debug.disable_fixed_subframes);
1564 FLAC__stream_encoder_disable_verbatim_subframes(e->encoder.flac.stream, options.debug.disable_verbatim_subframes);
1566 if(FLAC__stream_encoder_init(e->encoder.flac.stream) != FLAC__STREAM_ENCODER_OK) {
1567 print_error_with_state(e, "ERROR initializing encoder");
1574 FLAC__file_encoder_set_filename(e->encoder.flac.file, e->outfilename);
1575 FLAC__file_encoder_set_verify(e->encoder.flac.file, options.verify);
1576 FLAC__file_encoder_set_streamable_subset(e->encoder.flac.file, !options.lax);
1577 FLAC__file_encoder_set_do_mid_side_stereo(e->encoder.flac.file, options.do_mid_side);
1578 FLAC__file_encoder_set_loose_mid_side_stereo(e->encoder.flac.file, options.loose_mid_side);
1579 FLAC__file_encoder_set_channels(e->encoder.flac.file, channels);
1580 FLAC__file_encoder_set_bits_per_sample(e->encoder.flac.file, bps);
1581 FLAC__file_encoder_set_sample_rate(e->encoder.flac.file, sample_rate);
1582 FLAC__file_encoder_set_blocksize(e->encoder.flac.file, options.blocksize);
1583 FLAC__file_encoder_set_max_lpc_order(e->encoder.flac.file, options.max_lpc_order);
1584 FLAC__file_encoder_set_qlp_coeff_precision(e->encoder.flac.file, options.qlp_coeff_precision);
1585 FLAC__file_encoder_set_do_qlp_coeff_prec_search(e->encoder.flac.file, options.do_qlp_coeff_prec_search);
1586 FLAC__file_encoder_set_do_escape_coding(e->encoder.flac.file, options.do_escape_coding);
1587 FLAC__file_encoder_set_do_exhaustive_model_search(e->encoder.flac.file, options.do_exhaustive_model_search);
1588 FLAC__file_encoder_set_min_residual_partition_order(e->encoder.flac.file, options.min_residual_partition_order);
1589 FLAC__file_encoder_set_max_residual_partition_order(e->encoder.flac.file, options.max_residual_partition_order);
1590 FLAC__file_encoder_set_rice_parameter_search_dist(e->encoder.flac.file, options.rice_parameter_search_dist);
1591 FLAC__file_encoder_set_total_samples_estimate(e->encoder.flac.file, e->total_samples_to_encode);
1592 FLAC__file_encoder_set_metadata(e->encoder.flac.file, (num_metadata > 0)? metadata : 0, num_metadata);
1593 FLAC__file_encoder_set_progress_callback(e->encoder.flac.file, flac_file_encoder_progress_callback);
1594 FLAC__file_encoder_set_client_data(e->encoder.flac.file, e);
1596 FLAC__file_encoder_disable_constant_subframes(e->encoder.flac.file, options.debug.disable_constant_subframes);
1597 FLAC__file_encoder_disable_fixed_subframes(e->encoder.flac.file, options.debug.disable_fixed_subframes);
1598 FLAC__file_encoder_disable_verbatim_subframes(e->encoder.flac.file, options.debug.disable_verbatim_subframes);
1600 if(FLAC__file_encoder_init(e->encoder.flac.file) != FLAC__FILE_ENCODER_OK) {
1601 print_error_with_state(e, "ERROR initializing encoder");
1614 FLAC__bool EncoderSession_process(EncoderSession *e, const FLAC__int32 * const buffer[], unsigned samples)
1616 if(e->replay_gain) {
1617 if(!grabbag__replaygain_analyze(buffer, e->channels==2, e->bits_per_sample, samples)) {
1618 flac__utils_printf(stderr, 1, "%s: WARNING, error while calculating ReplayGain\n", e->inbasefilename);
1622 #ifdef FLAC__HAS_OGG
1625 return OggFLAC__stream_encoder_process(e->encoder.ogg.stream, buffer, samples);
1628 return OggFLAC__file_encoder_process(e->encoder.ogg.file, buffer, samples);
1634 return FLAC__stream_encoder_process(e->encoder.flac.stream, buffer, samples);
1637 return FLAC__file_encoder_process(e->encoder.flac.file, buffer, samples);
1641 FLAC__bool convert_to_seek_table_template(const char *requested_seek_points, int num_requested_seek_points, FLAC__StreamMetadata *cuesheet, EncoderSession *e)
1643 const FLAC__bool only_placeholders = e->is_stdout;
1644 FLAC__bool has_real_points;
1646 if(num_requested_seek_points == 0 && 0 == cuesheet)
1649 if(num_requested_seek_points < 0) {
1650 requested_seek_points = "10s;";
1651 num_requested_seek_points = 1;
1654 if(num_requested_seek_points > 0) {
1655 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))
1661 const FLAC__StreamMetadata_CueSheet *cs = &cuesheet->data.cue_sheet;
1662 for(i = 0; i < cs->num_tracks; i++) {
1663 const FLAC__StreamMetadata_CueSheet_Track *tr = cs->tracks+i;
1664 for(j = 0; j < tr->num_indices; j++) {
1665 if(!FLAC__metadata_object_seektable_template_append_point(e->seek_table_template, tr->offset + tr->indices[j].offset))
1667 has_real_points = true;
1671 if(!FLAC__metadata_object_seektable_template_sort(e->seek_table_template, /*compact=*/true))
1675 if(has_real_points) {
1677 flac__utils_printf(stderr, 1, "%s: WARNING, cannot write back seekpoints when encoding to stdout\n", e->inbasefilename);
1684 FLAC__bool canonicalize_until_specification(utils__SkipUntilSpecification *spec, const char *inbasefilename, unsigned sample_rate, FLAC__uint64 skip, FLAC__uint64 total_samples_in_input)
1686 /* convert from mm:ss.sss to sample number if necessary */
1687 flac__utils_canonicalize_skip_until_specification(spec, sample_rate);
1689 /* special case: if "--until=-0", use the special value '0' to mean "end-of-stream" */
1690 if(spec->is_relative && spec->value.samples == 0) {
1691 spec->is_relative = false;
1695 /* in any other case the total samples in the input must be known */
1696 if(total_samples_in_input == 0) {
1697 flac__utils_printf(stderr, 1, "%s: ERROR, cannot use --until when input length is unknown\n", inbasefilename);
1701 FLAC__ASSERT(spec->value_is_samples);
1703 /* convert relative specifications to absolute */
1704 if(spec->is_relative) {
1705 if(spec->value.samples <= 0)
1706 spec->value.samples += (FLAC__int64)total_samples_in_input;
1708 spec->value.samples += skip;
1709 spec->is_relative = false;
1713 if(spec->value.samples < 0) {
1714 flac__utils_printf(stderr, 1, "%s: ERROR, --until value is before beginning of input\n", inbasefilename);
1717 if((FLAC__uint64)spec->value.samples <= skip) {
1718 flac__utils_printf(stderr, 1, "%s: ERROR, --until value is before --skip point\n", inbasefilename);
1721 if((FLAC__uint64)spec->value.samples > total_samples_in_input) {
1722 flac__utils_printf(stderr, 1, "%s: ERROR, --until value is after end of input\n", inbasefilename);
1729 void format_input(FLAC__int32 *dest[], unsigned wide_samples, FLAC__bool is_big_endian, FLAC__bool is_unsigned_samples, unsigned channels, unsigned bps)
1731 unsigned wide_sample, sample, channel, byte;
1734 if(is_unsigned_samples) {
1735 for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
1736 for(channel = 0; channel < channels; channel++, sample++)
1737 dest[channel][wide_sample] = (FLAC__int32)ucbuffer_[sample] - 0x80;
1740 for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
1741 for(channel = 0; channel < channels; channel++, sample++)
1742 dest[channel][wide_sample] = (FLAC__int32)scbuffer_[sample];
1745 else if(bps == 16) {
1746 if(is_big_endian != is_big_endian_host_) {
1748 const unsigned bytes = wide_samples * channels * (bps >> 3);
1749 for(byte = 0; byte < bytes; byte += 2) {
1750 tmp = ucbuffer_[byte];
1751 ucbuffer_[byte] = ucbuffer_[byte+1];
1752 ucbuffer_[byte+1] = tmp;
1755 if(is_unsigned_samples) {
1756 for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
1757 for(channel = 0; channel < channels; channel++, sample++)
1758 dest[channel][wide_sample] = (FLAC__int32)usbuffer_[sample] - 0x8000;
1761 for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
1762 for(channel = 0; channel < channels; channel++, sample++)
1763 dest[channel][wide_sample] = (FLAC__int32)ssbuffer_[sample];
1766 else if(bps == 24) {
1767 if(!is_big_endian) {
1769 const unsigned bytes = wide_samples * channels * (bps >> 3);
1770 for(byte = 0; byte < bytes; byte += 3) {
1771 tmp = ucbuffer_[byte];
1772 ucbuffer_[byte] = ucbuffer_[byte+2];
1773 ucbuffer_[byte+2] = tmp;
1776 if(is_unsigned_samples) {
1777 for(byte = sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
1778 for(channel = 0; channel < channels; channel++, sample++) {
1779 dest[channel][wide_sample] = ucbuffer_[byte++]; dest[channel][wide_sample] <<= 8;
1780 dest[channel][wide_sample] |= ucbuffer_[byte++]; dest[channel][wide_sample] <<= 8;
1781 dest[channel][wide_sample] |= ucbuffer_[byte++];
1782 dest[channel][wide_sample] -= 0x800000;
1786 for(byte = sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
1787 for(channel = 0; channel < channels; channel++, sample++) {
1788 dest[channel][wide_sample] = scbuffer_[byte++]; dest[channel][wide_sample] <<= 8;
1789 dest[channel][wide_sample] |= ucbuffer_[byte++]; dest[channel][wide_sample] <<= 8;
1790 dest[channel][wide_sample] |= ucbuffer_[byte++];
1799 #ifdef FLAC__HAS_OGG
1800 FLAC__StreamEncoderWriteStatus ogg_stream_encoder_write_callback(const OggFLAC__StreamEncoder *encoder, const FLAC__byte buffer[], unsigned bytes, unsigned samples, unsigned current_frame, void *client_data)
1802 EncoderSession *encoder_session = (EncoderSession*)client_data;
1806 encoder_session->bytes_written += bytes;
1808 * With Ogg FLAC we don't get one write callback per frame and
1809 * we don't have a good number for 'samples', so we estimate based
1810 * on the frame number and the knowledge that all blocks (except
1811 * the last) are the same size.
1814 encoder_session->samples_written = (current_frame+1) * encoder_session->blocksize;
1816 if(encoder_session->total_samples_to_encode > 0 && !(current_frame & encoder_session->stats_mask))
1817 print_stats(encoder_session);
1819 if(flac__utils_fwrite(buffer, sizeof(FLAC__byte), bytes, encoder_session->fout) == bytes)
1820 return FLAC__STREAM_ENCODER_WRITE_STATUS_OK;
1822 return FLAC__STREAM_ENCODER_WRITE_STATUS_FATAL_ERROR;
1825 void ogg_stream_encoder_metadata_callback(const OggFLAC__StreamEncoder *encoder, const FLAC__StreamMetadata *metadata, void *client_data)
1827 // do nothing, for compatibilty. soon we will be using the ogg file encoder anyway.
1828 (void)encoder, (void)metadata, (void)client_data;
1831 void ogg_file_encoder_progress_callback(const OggFLAC__FileEncoder *encoder, FLAC__uint64 bytes_written, FLAC__uint64 samples_written, unsigned frames_written, unsigned total_frames_estimate, void *client_data)
1833 EncoderSession *encoder_session = (EncoderSession*)client_data;
1838 * With Ogg FLAC we don't get a value for 'samples_written', so we
1839 * estimate based on the frames written and the knowledge that all
1840 * blocks (except the last) are the same size.
1842 samples_written = frames_written * encoder_session->blocksize;
1843 flac_file_encoder_progress_callback(0, bytes_written, samples_written, frames_written, total_frames_estimate, client_data);
1848 FLAC__StreamEncoderWriteStatus flac_stream_encoder_write_callback(const FLAC__StreamEncoder *encoder, const FLAC__byte buffer[], unsigned bytes, unsigned samples, unsigned current_frame, void *client_data)
1850 EncoderSession *encoder_session = (EncoderSession*)client_data;
1854 encoder_session->bytes_written += bytes;
1855 encoder_session->samples_written += samples;
1857 if(samples && encoder_session->total_samples_to_encode > 0 && !(current_frame & encoder_session->stats_mask))
1858 print_stats(encoder_session);
1860 if(flac__utils_fwrite(buffer, sizeof(FLAC__byte), bytes, encoder_session->fout) == bytes)
1861 return FLAC__STREAM_ENCODER_WRITE_STATUS_OK;
1863 return FLAC__STREAM_ENCODER_WRITE_STATUS_FATAL_ERROR;
1866 void flac_stream_encoder_metadata_callback(const FLAC__StreamEncoder *encoder, const FLAC__StreamMetadata *metadata, void *client_data)
1869 * Nothing to do; if we get here, we're decoding to stdout, in
1870 * which case we can't seek backwards to write new metadata.
1872 (void)encoder, (void)metadata, (void)client_data;
1875 void flac_file_encoder_progress_callback(const FLAC__FileEncoder *encoder, FLAC__uint64 bytes_written, FLAC__uint64 samples_written, unsigned frames_written, unsigned total_frames_estimate, void *client_data)
1877 EncoderSession *encoder_session = (EncoderSession*)client_data;
1879 (void)encoder, (void)total_frames_estimate;
1881 encoder_session->bytes_written = bytes_written;
1882 encoder_session->samples_written = samples_written;
1884 if(encoder_session->total_samples_to_encode > 0 && !((frames_written-1) & encoder_session->stats_mask))
1885 print_stats(encoder_session);
1888 FLAC__bool parse_cuesheet_(FLAC__StreamMetadata **cuesheet, const char *cuesheet_filename, const char *inbasefilename, FLAC__bool is_cdda, FLAC__uint64 lead_out_offset)
1891 unsigned last_line_read;
1892 const char *error_message;
1894 if(0 == cuesheet_filename)
1897 if(lead_out_offset == 0) {
1898 flac__utils_printf(stderr, 1, "%s: ERROR cannot import cuesheet when the number of input samples to encode is unknown\n", inbasefilename);
1902 if(0 == (f = fopen(cuesheet_filename, "r"))) {
1903 flac__utils_printf(stderr, 1, "%s: ERROR opening cuesheet \"%s\" for reading\n", inbasefilename, cuesheet_filename);
1907 *cuesheet = grabbag__cuesheet_parse(f, &error_message, &last_line_read, is_cdda, lead_out_offset);
1911 if(0 == *cuesheet) {
1912 flac__utils_printf(stderr, 1, "%s: ERROR parsing cuesheet \"%s\" on line %u: %s\n", inbasefilename, cuesheet_filename, last_line_read, error_message);
1919 void print_stats(const EncoderSession *encoder_session)
1921 const FLAC__uint64 samples_written = min(encoder_session->total_samples_to_encode, encoder_session->samples_written);
1922 #if defined _MSC_VER || defined __MINGW32__
1923 /* with VC++ you have to spoon feed it the casting */
1924 const double progress = (double)(FLAC__int64)samples_written / (double)(FLAC__int64)encoder_session->total_samples_to_encode;
1925 const double ratio = (double)(FLAC__int64)encoder_session->bytes_written / ((double)(FLAC__int64)encoder_session->unencoded_size * min(1.0, progress));
1927 const double progress = (double)samples_written / (double)encoder_session->total_samples_to_encode;
1928 const double ratio = (double)encoder_session->bytes_written / ((double)encoder_session->unencoded_size * min(1.0, progress));
1932 if(samples_written == encoder_session->total_samples_to_encode) {
1933 flac__utils_printf(stderr, 2, "\r%s:%s wrote %u bytes, ratio=%0.3f",
1934 encoder_session->inbasefilename,
1935 encoder_session->verify? " Verify OK," : "",
1936 (unsigned)encoder_session->bytes_written,
1941 flac__utils_printf(stderr, 2, "\r%s: %u%% complete, ratio=%0.3f", encoder_session->inbasefilename, (unsigned)floor(progress * 100.0 + 0.5), ratio);
1945 void print_error_with_state(const EncoderSession *e, const char *message)
1947 const int ilen = strlen(e->inbasefilename) + 1;
1948 const char *state_string;
1950 fprintf(stderr, "\n%s: %s\n", e->inbasefilename, message);
1952 #ifdef FLAC__HAS_OGG
1955 state_string = OggFLAC__stream_encoder_get_resolved_state_string(e->encoder.ogg.stream);
1958 state_string = OggFLAC__file_encoder_get_resolved_state_string(e->encoder.ogg.file);
1964 state_string = FLAC__stream_encoder_get_resolved_state_string(e->encoder.flac.stream);
1967 state_string = FLAC__file_encoder_get_resolved_state_string(e->encoder.flac.file);
1970 flac__utils_printf(stderr, 1, "%*s state = %s\n", ilen, "", state_string);
1973 void print_verify_error(EncoderSession *e)
1975 FLAC__uint64 absolute_sample;
1976 unsigned frame_number;
1979 FLAC__int32 expected;
1982 #ifdef FLAC__HAS_OGG
1985 OggFLAC__stream_encoder_get_verify_decoder_error_stats(e->encoder.ogg.stream, &absolute_sample, &frame_number, &channel, &sample, &expected, &got);
1988 OggFLAC__file_encoder_get_verify_decoder_error_stats(e->encoder.ogg.file, &absolute_sample, &frame_number, &channel, &sample, &expected, &got);
1994 FLAC__stream_encoder_get_verify_decoder_error_stats(e->encoder.flac.stream, &absolute_sample, &frame_number, &channel, &sample, &expected, &got);
1997 FLAC__file_encoder_get_verify_decoder_error_stats(e->encoder.flac.file, &absolute_sample, &frame_number, &channel, &sample, &expected, &got);
2000 flac__utils_printf(stderr, 1, "%s: ERROR: mismatch in decoded data, verify FAILED!\n", e->inbasefilename);
2001 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);
2002 flac__utils_printf(stderr, 1, " Please submit a bug report to\n");
2003 flac__utils_printf(stderr, 1, " http://sourceforge.net/bugs/?func=addbug&group_id=13478\n");
2004 flac__utils_printf(stderr, 1, " Make sure to include an email contact in the comment and/or use the\n");
2005 flac__utils_printf(stderr, 1, " \"Monitor\" feature to monitor the bug status.\n");
2006 flac__utils_printf(stderr, 1, "Verify FAILED! Do not trust %s\n", e->outfilename);
2009 FLAC__bool read_little_endian_uint16(FILE *f, FLAC__uint16 *val, FLAC__bool eof_ok, const char *fn)
2011 size_t bytes_read = fread(val, 1, 2, f);
2013 if(bytes_read == 0) {
2015 flac__utils_printf(stderr, 1, "%s: ERROR: unexpected EOF\n", fn);
2021 else if(bytes_read < 2) {
2022 flac__utils_printf(stderr, 1, "%s: ERROR: unexpected EOF\n", fn);
2026 if(is_big_endian_host_) {
2027 FLAC__byte tmp, *b = (FLAC__byte*)val;
2028 tmp = b[1]; b[1] = b[0]; b[0] = tmp;
2034 FLAC__bool read_little_endian_uint32(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, const char *fn)
2036 size_t bytes_read = fread(val, 1, 4, f);
2038 if(bytes_read == 0) {
2040 flac__utils_printf(stderr, 1, "%s: ERROR: unexpected EOF\n", fn);
2046 else if(bytes_read < 4) {
2047 flac__utils_printf(stderr, 1, "%s: ERROR: unexpected EOF\n", fn);
2051 if(is_big_endian_host_) {
2052 FLAC__byte tmp, *b = (FLAC__byte*)val;
2053 tmp = b[3]; b[3] = b[0]; b[0] = tmp;
2054 tmp = b[2]; b[2] = b[1]; b[1] = tmp;
2060 FLAC__bool read_big_endian_uint16(FILE *f, FLAC__uint16 *val, FLAC__bool eof_ok, const char *fn)
2062 unsigned char buf[4];
2063 size_t bytes_read= fread(buf, 1, 2, f);
2065 if(bytes_read==0U && eof_ok)
2067 else if(bytes_read<2U) {
2068 flac__utils_printf(stderr, 1, "%s: ERROR: unexpected EOF\n", fn);
2072 /* this is independent of host endianness */
2073 *val= (FLAC__uint16)(buf[0])<<8 | buf[1];
2078 FLAC__bool read_big_endian_uint32(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, const char *fn)
2080 unsigned char buf[4];
2081 size_t bytes_read= fread(buf, 1, 4, f);
2083 if(bytes_read==0U && eof_ok)
2085 else if(bytes_read<4U) {
2086 flac__utils_printf(stderr, 1, "%s: ERROR: unexpected EOF\n", fn);
2090 /* this is independent of host endianness */
2091 *val= (FLAC__uint32)(buf[0])<<24 | (FLAC__uint32)(buf[1])<<16 |
2092 (FLAC__uint32)(buf[2])<<8 | buf[3];
2097 FLAC__bool read_sane_extended(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, const char *fn)
2098 /* Read an IEEE 754 80-bit (aka SANE) extended floating point value from 'f',
2099 * convert it into an integral value and store in 'val'. Return false if only
2100 * between 1 and 9 bytes remain in 'f', if 0 bytes remain in 'f' and 'eof_ok' is
2101 * false, or if the value is negative, between zero and one, or too large to be
2102 * represented by 'val'; return true otherwise.
2106 unsigned char buf[10];
2107 size_t bytes_read= fread(buf, 1U, 10U, f);
2108 FLAC__int16 e= ((FLAC__uint16)(buf[0])<<8 | (FLAC__uint16)(buf[1]))-0x3FFF;
2109 FLAC__int16 shift= 63-e;
2112 if(bytes_read==0U && eof_ok)
2114 else if(bytes_read<10U) {
2115 flac__utils_printf(stderr, 1, "%s: ERROR: unexpected EOF\n", fn);
2118 else if((buf[0]>>7)==1U || e<0 || e>63) {
2119 flac__utils_printf(stderr, 1, "%s: ERROR: invalid floating-point value\n", fn);
2123 for(i= 0U; i<8U; ++i)
2124 p|= (FLAC__uint64)(buf[i+2])<<(56U-i*8);
2125 *val= (FLAC__uint32)((p>>shift)+(p>>(shift-1) & 0x1));