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() */
28 #include <stdio.h> /* for FILE etc. */
29 #include <stdlib.h> /* for malloc */
30 #include <string.h> /* for strcmp() */
32 #include "share/grabbag.h"
40 #include "OggFLAC/stream_encoder.h"
41 #include "OggFLAC/file_encoder.h"
47 #define min(x,y) ((x)<(y)?(x):(y))
51 #define max(x,y) ((x)>(y)?(x):(y))
53 /* this MUST be >= 588 so that sector aligning can take place with one read */
54 #define CHUNK_OF_SAMPLES 2048
63 const char *inbasefilename;
64 const char *outfilename;
67 FLAC__uint64 until; /* a value of 0 mean end-of-stream (i.e. --until=-0) */
68 FLAC__bool replay_gain;
70 unsigned bits_per_sample;
72 FLAC__uint64 unencoded_size;
73 FLAC__uint64 total_samples_to_encode;
74 FLAC__uint64 bytes_written;
75 FLAC__uint64 samples_written;
80 * We use *.stream for encoding to stdout
81 * We use *.file for encoding to a regular file
85 FLAC__StreamEncoder *stream;
86 FLAC__FileEncoder *file;
90 OggFLAC__StreamEncoder *stream;
91 OggFLAC__FileEncoder *file;
98 FLAC__StreamMetadata *seek_table_template;
102 static FLAC__bool is_big_endian_host_;
104 static unsigned char ucbuffer_[CHUNK_OF_SAMPLES*FLAC__MAX_CHANNELS*((FLAC__REFERENCE_CODEC_MAX_BITS_PER_SAMPLE+7)/8)];
105 static signed char *scbuffer_ = (signed char *)ucbuffer_;
106 static FLAC__uint16 *usbuffer_ = (FLAC__uint16 *)ucbuffer_;
107 static FLAC__int16 *ssbuffer_ = (FLAC__int16 *)ucbuffer_;
109 static FLAC__int32 in_[FLAC__MAX_CHANNELS][CHUNK_OF_SAMPLES];
110 static FLAC__int32 *input_[FLAC__MAX_CHANNELS];
114 * unpublished debug routines from the FLAC libs
116 extern FLAC__bool FLAC__stream_encoder_disable_constant_subframes(FLAC__StreamEncoder *encoder, FLAC__bool value);
117 extern FLAC__bool FLAC__stream_encoder_disable_fixed_subframes(FLAC__StreamEncoder *encoder, FLAC__bool value);
118 extern FLAC__bool FLAC__stream_encoder_disable_verbatim_subframes(FLAC__StreamEncoder *encoder, FLAC__bool value);
119 extern FLAC__bool FLAC__file_encoder_disable_constant_subframes(FLAC__FileEncoder *encoder, FLAC__bool value);
120 extern FLAC__bool FLAC__file_encoder_disable_fixed_subframes(FLAC__FileEncoder *encoder, FLAC__bool value);
121 extern FLAC__bool FLAC__file_encoder_disable_verbatim_subframes(FLAC__FileEncoder *encoder, FLAC__bool value);
123 extern FLAC__bool OggFLAC__stream_encoder_disable_constant_subframes(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
124 extern FLAC__bool OggFLAC__stream_encoder_disable_fixed_subframes(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
125 extern FLAC__bool OggFLAC__stream_encoder_disable_verbatim_subframes(OggFLAC__StreamEncoder *encoder, FLAC__bool value);
126 extern FLAC__bool OggFLAC__file_encoder_disable_constant_subframes(OggFLAC__FileEncoder *encoder, FLAC__bool value);
127 extern FLAC__bool OggFLAC__file_encoder_disable_fixed_subframes(OggFLAC__FileEncoder *encoder, FLAC__bool value);
128 extern FLAC__bool OggFLAC__file_encoder_disable_verbatim_subframes(OggFLAC__FileEncoder *encoder, FLAC__bool value);
134 static FLAC__bool EncoderSession_construct(EncoderSession *e, FLAC__bool use_ogg, FLAC__bool verify, FLAC__bool verbose, FILE *infile, const char *infilename, const char *outfilename);
135 static void EncoderSession_destroy(EncoderSession *e);
136 static int EncoderSession_finish_ok(EncoderSession *e, int info_align_carry, int info_align_zero);
137 static int EncoderSession_finish_error(EncoderSession *e);
138 static FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t options, unsigned channels, unsigned bps, unsigned sample_rate);
139 static FLAC__bool EncoderSession_process(EncoderSession *e, const FLAC__int32 * const buffer[], unsigned samples);
140 static FLAC__bool convert_to_seek_table_template(const char *requested_seek_points, int num_requested_seek_points, FLAC__StreamMetadata *cuesheet, EncoderSession *e);
141 static FLAC__bool canonicalize_until_specification(utils__SkipUntilSpecification *spec, const char *inbasefilename, unsigned sample_rate, FLAC__uint64 skip, FLAC__uint64 total_samples_in_input);
142 static void format_input(FLAC__int32 *dest[], unsigned wide_samples, FLAC__bool is_big_endian, FLAC__bool is_unsigned_samples, unsigned channels, unsigned bps);
144 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);
145 static void ogg_stream_encoder_metadata_callback(const OggFLAC__StreamEncoder *encoder, const FLAC__StreamMetadata *metadata, void *client_data);
146 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);
148 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);
149 static void flac_stream_encoder_metadata_callback(const FLAC__StreamEncoder *encoder, const FLAC__StreamMetadata *metadata, void *client_data);
150 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);
151 static FLAC__bool parse_cuesheet_(FLAC__StreamMetadata **cuesheet, const char *cuesheet_filename, const char *inbasefilename, FLAC__bool is_cdda, FLAC__uint64 lead_out_offset);
152 static void print_stats(const EncoderSession *encoder_session);
153 static void print_error_with_state(const EncoderSession *e, const char *message);
154 static void print_verify_error(EncoderSession *e);
155 static FLAC__bool read_little_endian_uint16(FILE *f, FLAC__uint16 *val, FLAC__bool eof_ok, const char *fn);
156 static FLAC__bool read_little_endian_uint32(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, const char *fn);
157 static FLAC__bool read_big_endian_uint16(FILE *f, FLAC__uint16 *val, FLAC__bool eof_ok, const char *fn);
158 static FLAC__bool read_big_endian_uint32(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, const char *fn);
159 static FLAC__bool read_sane_extended(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, const char *fn);
165 flac__encode_aif(FILE *infile, long infilesize, const char *infilename, const char *outfilename,
166 const FLAC__byte *lookahead, unsigned lookahead_length, wav_encode_options_t options)
168 EncoderSession encoder_session;
171 unsigned int channels= 0U, bps= 0U, sample_rate= 0U, sample_frames= 0U;
172 FLAC__bool got_comm_chunk= false, got_ssnd_chunk= false;
173 int info_align_carry= -1, info_align_zero= -1;
175 (void)infilesize; /* silence compiler warning about unused parameter */
176 (void)lookahead; /* silence compiler warning about unused parameter */
177 (void)lookahead_length; /* silence compiler warning about unused parameter */
180 EncoderSession_construct(
183 options.common.use_ogg,
187 options.common.verify,
188 options.common.verbose,
196 /* lookahead[] already has "FORMxxxxAIFF", do sub-chunks */
202 /* chunk identifier; really conservative about behavior of fread() and feof() */
203 if(feof(infile) || ((c= fread(chunk_id, 1U, 4U, infile)), c==0U && feof(infile)))
205 else if(c<4U || feof(infile)) {
206 fprintf(stderr, "%s: ERROR: incomplete chunk identifier\n", encoder_session.inbasefilename);
207 return EncoderSession_finish_error(&encoder_session);
210 if(got_comm_chunk==false && !strncmp(chunk_id, "COMM", 4)) { /* common chunk */
213 /* COMM chunk size */
214 if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
215 return EncoderSession_finish_error(&encoder_session);
217 fprintf(stderr, "%s: ERROR: non-standard 'COMM' chunk has length = %u\n", encoder_session.inbasefilename, (unsigned int)xx);
218 return EncoderSession_finish_error(&encoder_session);
221 fprintf(stderr, "%s: WARNING: non-standard 'COMM' chunk has length = %u\n", encoder_session.inbasefilename, (unsigned int)xx);
222 skip= (xx-18U)+(xx & 1U);
224 /* number of channels */
225 if(!read_big_endian_uint16(infile, &x, false, encoder_session.inbasefilename))
226 return EncoderSession_finish_error(&encoder_session);
227 else if(x==0U || x>FLAC__MAX_CHANNELS) {
228 fprintf(stderr, "%s: ERROR: unsupported number channels %u\n", encoder_session.inbasefilename, (unsigned int)x);
229 return EncoderSession_finish_error(&encoder_session);
231 else if(options.common.sector_align && x!=2U) {
232 fprintf(stderr, "%s: ERROR: file has %u channels, must be 2 for --sector-align\n", encoder_session.inbasefilename, (unsigned int)x);
233 return EncoderSession_finish_error(&encoder_session);
237 /* number of sample frames */
238 if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
239 return EncoderSession_finish_error(&encoder_session);
242 /* bits per sample */
243 if(!read_big_endian_uint16(infile, &x, false, encoder_session.inbasefilename))
244 return EncoderSession_finish_error(&encoder_session);
245 else if(x!=8U && x!=16U && x!=24U) {
246 fprintf(stderr, "%s: ERROR: unsupported bits per sample %u\n", encoder_session.inbasefilename, (unsigned int)x);
247 return EncoderSession_finish_error(&encoder_session);
249 else if(options.common.sector_align && x!=16U) {
250 fprintf(stderr, "%s: ERROR: file has %u bits per sample, must be 16 for --sector-align\n", encoder_session.inbasefilename, (unsigned int)x);
251 return EncoderSession_finish_error(&encoder_session);
256 if(!read_sane_extended(infile, &xx, false, encoder_session.inbasefilename))
257 return EncoderSession_finish_error(&encoder_session);
258 else if(!FLAC__format_sample_rate_is_valid(xx)) {
259 fprintf(stderr, "%s: ERROR: unsupported sample rate %u\n", encoder_session.inbasefilename, (unsigned int)xx);
260 return EncoderSession_finish_error(&encoder_session);
262 else if(options.common.sector_align && xx!=44100U) {
263 fprintf(stderr, "%s: ERROR: file's sample rate is %u, must be 44100 for --sector-align\n", encoder_session.inbasefilename, (unsigned int)xx);
264 return EncoderSession_finish_error(&encoder_session);
268 /* skip any extra data in the COMM chunk */
269 FLAC__ASSERT(skip<=LONG_MAX);
270 while(skip>0U && fseek(infile, skip, SEEK_CUR)<0) {
271 unsigned int need= min(skip, sizeof ucbuffer_);
272 if(fread(ucbuffer_, 1U, need, infile)<need) {
273 fprintf(stderr, "%s: ERROR during read while skipping extra COMM data\n", encoder_session.inbasefilename);
274 return EncoderSession_finish_error(&encoder_session);
280 * now that we know the sample rate, canonicalize the
281 * --skip string to a number of samples:
283 flac__utils_canonicalize_skip_until_specification(&options.common.skip_specification, sample_rate);
284 FLAC__ASSERT(options.common.skip_specification.value.samples >= 0);
285 encoder_session.skip = (FLAC__uint64)options.common.skip_specification.value.samples;
286 FLAC__ASSERT(!options.common.sector_align || encoder_session.skip == 0);
288 got_comm_chunk= true;
290 else if(got_ssnd_chunk==false && !strncmp(chunk_id, "SSND", 4)) { /* sound data chunk */
291 unsigned int offset= 0U, block_size= 0U, align_remainder= 0U, data_bytes;
292 size_t bytes_per_frame= channels*(bps>>3);
293 FLAC__uint64 total_samples_in_input, trim = 0;
294 FLAC__bool pad= false;
296 if(got_comm_chunk==false) {
297 fprintf(stderr, "%s: ERROR: got 'SSND' chunk before 'COMM' chunk\n", encoder_session.inbasefilename);
298 return EncoderSession_finish_error(&encoder_session);
301 /* SSND chunk size */
302 if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
303 return EncoderSession_finish_error(&encoder_session);
304 else if(xx!=(sample_frames*bytes_per_frame + 8U)) {
305 fprintf(stderr, "%s: ERROR: SSND chunk size inconsistent with sample frame count\n", encoder_session.inbasefilename);
306 return EncoderSession_finish_error(&encoder_session);
309 pad= (data_bytes & 1U) ? true : false;
310 data_bytes-= 8U; /* discount the offset and block size fields */
313 if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
314 return EncoderSession_finish_error(&encoder_session);
316 fprintf(stderr, "%s: ERROR: offset is %u; must be 0\n", encoder_session.inbasefilename, (unsigned int)xx);
317 return EncoderSession_finish_error(&encoder_session);
322 if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
323 return EncoderSession_finish_error(&encoder_session);
325 fprintf(stderr, "%s: ERROR: block size is %u; must be 0\n", encoder_session.inbasefilename, (unsigned int)xx);
326 return EncoderSession_finish_error(&encoder_session);
330 /* *options.common.align_reservoir_samples will be 0 unless --sector-align is used */
331 FLAC__ASSERT(options.common.sector_align || *options.common.align_reservoir_samples == 0);
332 total_samples_in_input = data_bytes / bytes_per_frame + *options.common.align_reservoir_samples;
335 * now that we know the input size, canonicalize the
336 * --until string to an absolute sample number:
338 if(!canonicalize_until_specification(&options.common.until_specification, encoder_session.inbasefilename, sample_rate, encoder_session.skip, total_samples_in_input))
339 return EncoderSession_finish_error(&encoder_session);
340 encoder_session.until = (FLAC__uint64)options.common.until_specification.value.samples;
341 FLAC__ASSERT(!options.common.sector_align || encoder_session.until == 0);
343 if(encoder_session.skip>0U) {
344 FLAC__uint64 remaining= encoder_session.skip*bytes_per_frame;
346 /* do 1<<30 bytes at a time, since 1<<30 is a nice round number, and */
347 /* is guaranteed to be less than LONG_MAX */
350 unsigned long skip= (unsigned long)(remaining % (1U<<30));
352 FLAC__ASSERT(skip<=LONG_MAX);
353 while(skip>0 && fseek(infile, skip, SEEK_CUR)<0) {
354 unsigned int need= min(skip, sizeof ucbuffer_);
355 if(fread(ucbuffer_, 1U, need, infile)<need) {
356 fprintf(stderr, "%s: ERROR during read while skipping samples\n", encoder_session.inbasefilename);
357 return EncoderSession_finish_error(&encoder_session);
366 data_bytes-= (unsigned int)encoder_session.skip*bytes_per_frame; /*@@@ WATCHOUT: 4GB limit */
367 encoder_session.total_samples_to_encode= total_samples_in_input - encoder_session.skip;
368 if(encoder_session.until > 0) {
369 trim = total_samples_in_input - encoder_session.until;
370 FLAC__ASSERT(total_samples_in_input > 0);
371 FLAC__ASSERT(!options.common.sector_align);
372 data_bytes-= (unsigned int)trim*bytes_per_frame;
373 encoder_session.total_samples_to_encode-= trim;
375 if(options.common.sector_align) {
376 align_remainder= (unsigned int)(encoder_session.total_samples_to_encode % 588U);
377 if(options.common.is_last_file)
378 encoder_session.total_samples_to_encode+= (588U-align_remainder); /* will pad with zeroes */
380 encoder_session.total_samples_to_encode-= align_remainder; /* will stop short and carry over to next file */
383 /* +54 for the size of the AIFF headers; this is just an estimate for the progress indicator and doesn't need to be exact */
384 encoder_session.unencoded_size= encoder_session.total_samples_to_encode*bytes_per_frame+54;
386 if(!EncoderSession_init_encoder(&encoder_session, options.common, channels, bps, sample_rate))
387 return EncoderSession_finish_error(&encoder_session);
389 /* first do any samples in the reservoir */
390 if(options.common.sector_align && *options.common.align_reservoir_samples>0U) {
392 if(!EncoderSession_process(&encoder_session, (const FLAC__int32 *const *)options.common.align_reservoir, *options.common.align_reservoir_samples)) {
393 print_error_with_state(&encoder_session, "ERROR during encoding");
394 return EncoderSession_finish_error(&encoder_session);
398 /* decrement the data_bytes counter if we need to align the file */
399 if(options.common.sector_align) {
400 if(options.common.is_last_file)
401 *options.common.align_reservoir_samples= 0U;
403 *options.common.align_reservoir_samples= align_remainder;
404 data_bytes-= (*options.common.align_reservoir_samples)*bytes_per_frame;
408 /* now do from the file */
409 while(data_bytes>0) {
410 size_t bytes_read= fread(ucbuffer_, 1U, min(data_bytes, CHUNK_OF_SAMPLES*bytes_per_frame), infile);
414 fprintf(stderr, "%s: ERROR during read\n", encoder_session.inbasefilename);
415 return EncoderSession_finish_error(&encoder_session);
417 else if(feof(infile)) {
418 fprintf(stderr, "%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);
423 if(bytes_read % bytes_per_frame != 0U) {
424 fprintf(stderr, "%s: ERROR: got partial sample\n", encoder_session.inbasefilename);
425 return EncoderSession_finish_error(&encoder_session);
428 unsigned int frames= bytes_read/bytes_per_frame;
429 format_input(input_, frames, true, false, channels, bps);
431 if(!EncoderSession_process(&encoder_session, (const FLAC__int32 *const *)input_, frames)) {
432 print_error_with_state(&encoder_session, "ERROR during encoding");
433 return EncoderSession_finish_error(&encoder_session);
436 data_bytes-= bytes_read;
442 FLAC__uint64 remaining= (unsigned int)trim*bytes_per_frame;
444 FLAC__ASSERT(!options.common.sector_align);
446 /* do 1<<30 bytes at a time, since 1<<30 is a nice round number, and */
447 /* is guaranteed to be less than LONG_MAX */
450 unsigned long skip= (unsigned long)(remaining % (1U<<30));
452 FLAC__ASSERT(skip<=LONG_MAX);
453 while(skip>0 && fseek(infile, skip, SEEK_CUR)<0) {
454 unsigned int need= min(skip, sizeof ucbuffer_);
455 if(fread(ucbuffer_, 1U, need, infile)<need) {
456 fprintf(stderr, "%s: ERROR during read while skipping samples\n", encoder_session.inbasefilename);
457 return EncoderSession_finish_error(&encoder_session);
466 /* now read unaligned samples into reservoir or pad with zeroes if necessary */
467 if(options.common.sector_align) {
468 if(options.common.is_last_file) {
469 unsigned int pad_frames= 588U-align_remainder;
471 if(pad_frames<588U) {
474 info_align_zero= pad_frames;
475 for(i= 0U; i<channels; ++i)
476 memset(input_[i], 0, pad_frames*(bps>>3));
478 if(!EncoderSession_process(&encoder_session, (const FLAC__int32 *const *)input_, pad_frames)) {
479 print_error_with_state(&encoder_session, "ERROR during encoding");
480 return EncoderSession_finish_error(&encoder_session);
485 if(*options.common.align_reservoir_samples > 0) {
486 size_t bytes_read= fread(ucbuffer_, 1U, (*options.common.align_reservoir_samples)*bytes_per_frame, infile);
488 FLAC__ASSERT(CHUNK_OF_SAMPLES>=588U);
489 if(bytes_read==0U && ferror(infile)) {
490 fprintf(stderr, "%s: ERROR during read\n", encoder_session.inbasefilename);
491 return EncoderSession_finish_error(&encoder_session);
493 else if(bytes_read != (*options.common.align_reservoir_samples) * bytes_per_frame)
494 fprintf(stderr, "%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);
496 info_align_carry= *options.common.align_reservoir_samples;
497 format_input(options.common.align_reservoir, *options.common.align_reservoir_samples, true, false, channels, bps);
506 if(fread(&tmp, 1U, 1U, infile)<1U) {
507 fprintf(stderr, "%s: ERROR during read of SSND pad byte\n", encoder_session.inbasefilename);
508 return EncoderSession_finish_error(&encoder_session);
512 got_ssnd_chunk= true;
514 else { /* other chunk */
515 if(!strncmp(chunk_id, "COMM", 4))
516 fprintf(stderr, "%s: WARNING: skipping extra 'COMM' chunk\n", encoder_session.inbasefilename);
517 else if(!strncmp(chunk_id, "SSND", 4))
518 fprintf(stderr, "%s: WARNING: skipping extra 'SSND' chunk\n", encoder_session.inbasefilename);
520 fprintf(stderr, "%s: WARNING: skipping unknown chunk '%s'\n", encoder_session.inbasefilename, chunk_id);
523 if(!read_big_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
524 return EncoderSession_finish_error(&encoder_session);
526 unsigned long skip= xx+(xx & 1U);
528 FLAC__ASSERT(skip<=LONG_MAX);
529 while(skip>0U && fseek(infile, skip, SEEK_CUR)<0) {
530 unsigned int need= min(skip, sizeof ucbuffer_);
531 if(fread(ucbuffer_, 1U, need, infile)<need) {
532 fprintf(stderr, "%s: ERROR during read while skipping unknown chunk\n", encoder_session.inbasefilename);
533 return EncoderSession_finish_error(&encoder_session);
541 if(got_ssnd_chunk==false && sample_frames!=0U) {
542 fprintf(stderr, "%s: ERROR: missing SSND chunk\n", encoder_session.inbasefilename);
543 return EncoderSession_finish_error(&encoder_session);
546 return EncoderSession_finish_ok(&encoder_session, info_align_carry, info_align_zero);
549 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)
551 EncoderSession encoder_session;
552 FLAC__bool is_unsigned_samples = false;
553 unsigned channels = 0, bps = 0, sample_rate = 0, data_bytes;
554 size_t bytes_per_wide_sample, bytes_read;
557 FLAC__bool got_fmt_chunk = false, got_data_chunk = false;
558 unsigned align_remainder = 0;
559 int info_align_carry = -1, info_align_zero = -1;
563 (void)lookahead_length;
566 EncoderSession_construct(
569 options.common.use_ogg,
573 options.common.verify,
574 options.common.verbose,
583 * lookahead[] already has "RIFFxxxxWAVE", do sub-chunks
585 while(!feof(infile)) {
586 if(!read_little_endian_uint32(infile, &xx, true, encoder_session.inbasefilename))
587 return EncoderSession_finish_error(&encoder_session);
590 if(xx == 0x20746d66 && !got_fmt_chunk) { /* "fmt " */
591 unsigned block_align;
593 /* fmt sub-chunk size */
594 if(!read_little_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
595 return EncoderSession_finish_error(&encoder_session);
597 fprintf(stderr, "%s: ERROR: found non-standard 'fmt ' sub-chunk which has length = %u\n", encoder_session.inbasefilename, (unsigned)xx);
598 return EncoderSession_finish_error(&encoder_session);
600 else if(xx != 16 && xx != 18) {
601 fprintf(stderr, "%s: WARNING: found non-standard 'fmt ' sub-chunk which has length = %u\n", encoder_session.inbasefilename, (unsigned)xx);
604 /* compression code */
605 if(!read_little_endian_uint16(infile, &x, false, encoder_session.inbasefilename))
606 return EncoderSession_finish_error(&encoder_session);
608 fprintf(stderr, "%s: ERROR: unsupported compression type %u\n", encoder_session.inbasefilename, (unsigned)x);
609 return EncoderSession_finish_error(&encoder_session);
611 /* number of channels */
612 if(!read_little_endian_uint16(infile, &x, false, encoder_session.inbasefilename))
613 return EncoderSession_finish_error(&encoder_session);
614 if(x == 0 || x > FLAC__MAX_CHANNELS) {
615 fprintf(stderr, "%s: ERROR: unsupported number channels %u\n", encoder_session.inbasefilename, (unsigned)x);
616 return EncoderSession_finish_error(&encoder_session);
618 else if(options.common.sector_align && x != 2) {
619 fprintf(stderr, "%s: ERROR: file has %u channels, must be 2 for --sector-align\n", encoder_session.inbasefilename, (unsigned)x);
620 return EncoderSession_finish_error(&encoder_session);
624 if(!read_little_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
625 return EncoderSession_finish_error(&encoder_session);
626 if(!FLAC__format_sample_rate_is_valid(xx)) {
627 fprintf(stderr, "%s: ERROR: unsupported sample rate %u\n", encoder_session.inbasefilename, (unsigned)xx);
628 return EncoderSession_finish_error(&encoder_session);
630 else if(options.common.sector_align && xx != 44100) {
631 fprintf(stderr, "%s: ERROR: file's sample rate is %u, must be 44100 for --sector-align\n", encoder_session.inbasefilename, (unsigned)xx);
632 return EncoderSession_finish_error(&encoder_session);
635 /* avg bytes per second (ignored) */
636 if(!read_little_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
637 return EncoderSession_finish_error(&encoder_session);
639 if(!read_little_endian_uint16(infile, &x, false, encoder_session.inbasefilename))
640 return EncoderSession_finish_error(&encoder_session);
642 /* bits per sample */
643 if(!read_little_endian_uint16(infile, &x, false, encoder_session.inbasefilename))
644 return EncoderSession_finish_error(&encoder_session);
645 if(x != 8 && x != 16 && x != 24) {
646 fprintf(stderr, "%s: ERROR: unsupported bits-per-sample %u\n", encoder_session.inbasefilename, (unsigned)x);
647 return EncoderSession_finish_error(&encoder_session);
649 else if(options.common.sector_align && x != 16) {
650 fprintf(stderr, "%s: ERROR: file has %u bits per sample, must be 16 for --sector-align\n", encoder_session.inbasefilename, (unsigned)x);
651 return EncoderSession_finish_error(&encoder_session);
654 if(bps * channels != block_align * 8) {
655 fprintf(stderr, "%s: ERROR: unsupported block alignment (%u), for bits-per-sample=%u, channels=%u\n", encoder_session.inbasefilename, block_align, bps, channels);
656 return EncoderSession_finish_error(&encoder_session);
658 is_unsigned_samples = (x == 8);
660 /* skip any extra data in the fmt sub-chunk */
664 for(left = data_bytes; left > 0; ) {
665 need = min(left, CHUNK_OF_SAMPLES);
666 if(fread(ucbuffer_, 1U, need, infile) < need) {
667 fprintf(stderr, "%s: ERROR during read while skipping samples\n", encoder_session.inbasefilename);
668 return EncoderSession_finish_error(&encoder_session);
675 * now that we know the sample rate, canonicalize the
676 * --skip string to a number of samples:
678 flac__utils_canonicalize_skip_until_specification(&options.common.skip_specification, sample_rate);
679 FLAC__ASSERT(options.common.skip_specification.value.samples >= 0);
680 encoder_session.skip = (FLAC__uint64)options.common.skip_specification.value.samples;
681 FLAC__ASSERT(!options.common.sector_align || encoder_session.skip == 0);
683 got_fmt_chunk = true;
685 else if(xx == 0x61746164 && !got_data_chunk && got_fmt_chunk) { /* "data" */
686 FLAC__uint64 total_samples_in_input, trim = 0;
689 if(!read_little_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
690 return EncoderSession_finish_error(&encoder_session);
693 bytes_per_wide_sample = channels * (bps >> 3);
695 /* *options.common.align_reservoir_samples will be 0 unless --sector-align is used */
696 FLAC__ASSERT(options.common.sector_align || *options.common.align_reservoir_samples == 0);
697 total_samples_in_input = data_bytes / bytes_per_wide_sample + *options.common.align_reservoir_samples;
700 * now that we know the input size, canonicalize the
701 * --until string to an absolute sample number:
703 if(!canonicalize_until_specification(&options.common.until_specification, encoder_session.inbasefilename, sample_rate, encoder_session.skip, total_samples_in_input))
704 return EncoderSession_finish_error(&encoder_session);
705 encoder_session.until = (FLAC__uint64)options.common.until_specification.value.samples;
706 FLAC__ASSERT(!options.common.sector_align || encoder_session.until == 0);
708 if(encoder_session.skip > 0) {
709 if(fseek(infile, bytes_per_wide_sample * (unsigned)encoder_session.skip, SEEK_CUR) < 0) {
710 /* can't seek input, read ahead manually... */
712 for(left = (unsigned)encoder_session.skip; left > 0; ) { /*@@@ WATCHOUT: 4GB limit */
713 need = min(left, CHUNK_OF_SAMPLES);
714 if(fread(ucbuffer_, bytes_per_wide_sample, need, infile) < need) {
715 fprintf(stderr, "%s: ERROR during read while skipping samples\n", encoder_session.inbasefilename);
716 return EncoderSession_finish_error(&encoder_session);
723 data_bytes -= (unsigned)encoder_session.skip * bytes_per_wide_sample; /*@@@ WATCHOUT: 4GB limit */
724 encoder_session.total_samples_to_encode = total_samples_in_input - encoder_session.skip;
725 if(encoder_session.until > 0) {
726 trim = total_samples_in_input - encoder_session.until;
727 FLAC__ASSERT(total_samples_in_input > 0);
728 FLAC__ASSERT(!options.common.sector_align);
729 data_bytes -= (unsigned int)trim * bytes_per_wide_sample;
730 encoder_session.total_samples_to_encode -= trim;
732 if(options.common.sector_align) {
733 align_remainder = (unsigned)(encoder_session.total_samples_to_encode % 588);
734 if(options.common.is_last_file)
735 encoder_session.total_samples_to_encode += (588-align_remainder); /* will pad with zeroes */
737 encoder_session.total_samples_to_encode -= align_remainder; /* will stop short and carry over to next file */
740 /* +44 for the size of the WAV headers; this is just an estimate for the progress indicator and doesn't need to be exact */
741 encoder_session.unencoded_size = encoder_session.total_samples_to_encode * bytes_per_wide_sample + 44;
743 if(!EncoderSession_init_encoder(&encoder_session, options.common, channels, bps, sample_rate))
744 return EncoderSession_finish_error(&encoder_session);
747 * first do any samples in the reservoir
749 if(options.common.sector_align && *options.common.align_reservoir_samples > 0) {
750 if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)options.common.align_reservoir, *options.common.align_reservoir_samples)) {
751 print_error_with_state(&encoder_session, "ERROR during encoding");
752 return EncoderSession_finish_error(&encoder_session);
757 * decrement the data_bytes counter if we need to align the file
759 if(options.common.sector_align) {
760 if(options.common.is_last_file) {
761 *options.common.align_reservoir_samples = 0;
764 *options.common.align_reservoir_samples = align_remainder;
765 data_bytes -= (*options.common.align_reservoir_samples) * bytes_per_wide_sample;
770 * now do from the file
772 while(data_bytes > 0) {
773 bytes_read = fread(ucbuffer_, sizeof(unsigned char), min(data_bytes, CHUNK_OF_SAMPLES * bytes_per_wide_sample), infile);
774 if(bytes_read == 0) {
776 fprintf(stderr, "%s: ERROR during read\n", encoder_session.inbasefilename);
777 return EncoderSession_finish_error(&encoder_session);
779 else if(feof(infile)) {
780 fprintf(stderr, "%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);
785 if(bytes_read % bytes_per_wide_sample != 0) {
786 fprintf(stderr, "%s: ERROR: got partial sample\n", encoder_session.inbasefilename);
787 return EncoderSession_finish_error(&encoder_session);
790 unsigned wide_samples = bytes_read / bytes_per_wide_sample;
791 format_input(input_, wide_samples, false, is_unsigned_samples, channels, bps);
793 if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)input_, wide_samples)) {
794 print_error_with_state(&encoder_session, "ERROR during encoding");
795 return EncoderSession_finish_error(&encoder_session);
797 data_bytes -= bytes_read;
803 if(fseek(infile, bytes_per_wide_sample * (unsigned)trim, SEEK_CUR) < 0) {
804 /* can't seek input, read ahead manually... */
806 for(left = (unsigned)trim; left > 0; ) { /*@@@ WATCHOUT: 4GB limit */
807 need = min(left, CHUNK_OF_SAMPLES);
808 if(fread(ucbuffer_, bytes_per_wide_sample, need, infile) < need) {
809 fprintf(stderr, "%s: ERROR during read while skipping samples\n", encoder_session.inbasefilename);
810 return EncoderSession_finish_error(&encoder_session);
818 * now read unaligned samples into reservoir or pad with zeroes if necessary
820 if(options.common.sector_align) {
821 if(options.common.is_last_file) {
822 unsigned wide_samples = 588 - align_remainder;
823 if(wide_samples < 588) {
826 info_align_zero = wide_samples;
827 data_bytes = wide_samples * (bps >> 3);
828 for(channel = 0; channel < channels; channel++)
829 memset(input_[channel], 0, data_bytes);
831 if(!EncoderSession_process(&encoder_session, (const FLAC__int32 * const *)input_, wide_samples)) {
832 print_error_with_state(&encoder_session, "ERROR during encoding");
833 return EncoderSession_finish_error(&encoder_session);
838 if(*options.common.align_reservoir_samples > 0) {
839 FLAC__ASSERT(CHUNK_OF_SAMPLES >= 588);
840 bytes_read = fread(ucbuffer_, sizeof(unsigned char), (*options.common.align_reservoir_samples) * bytes_per_wide_sample, infile);
841 if(bytes_read == 0 && ferror(infile)) {
842 fprintf(stderr, "%s: ERROR during read\n", encoder_session.inbasefilename);
843 return EncoderSession_finish_error(&encoder_session);
845 else if(bytes_read != (*options.common.align_reservoir_samples) * bytes_per_wide_sample) {
846 fprintf(stderr, "%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);
850 info_align_carry = *options.common.align_reservoir_samples;
851 format_input(options.common.align_reservoir, *options.common.align_reservoir_samples, false, is_unsigned_samples, channels, bps);
857 got_data_chunk = true;
860 if(xx == 0x20746d66 && got_fmt_chunk) { /* "fmt " */
861 fprintf(stderr, "%s: WARNING: skipping extra 'fmt ' sub-chunk\n", encoder_session.inbasefilename);
863 else if(xx == 0x61746164) { /* "data" */
865 fprintf(stderr, "%s: WARNING: skipping extra 'data' sub-chunk\n", encoder_session.inbasefilename);
867 else if(!got_fmt_chunk) {
868 fprintf(stderr, "%s: ERROR: got 'data' sub-chunk before 'fmt' sub-chunk\n", encoder_session.inbasefilename);
869 return EncoderSession_finish_error(&encoder_session);
876 fprintf(stderr, "%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));
879 if(!read_little_endian_uint32(infile, &xx, false, encoder_session.inbasefilename))
880 return EncoderSession_finish_error(&encoder_session);
881 if(fseek(infile, xx, SEEK_CUR) < 0) {
882 /* can't seek input, read ahead manually... */
884 const unsigned chunk = sizeof(ucbuffer_);
885 for(left = xx; left > 0; ) {
886 need = min(left, chunk);
887 if(fread(ucbuffer_, 1, need, infile) < need) {
888 fprintf(stderr, "%s: ERROR during read while skipping unsupported sub-chunk\n", encoder_session.inbasefilename);
889 return EncoderSession_finish_error(&encoder_session);
897 return EncoderSession_finish_ok(&encoder_session, info_align_carry, info_align_zero);
900 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)
902 EncoderSession encoder_session;
904 const size_t bytes_per_wide_sample = options.channels * (options.bps >> 3);
905 unsigned align_remainder = 0;
906 int info_align_carry = -1, info_align_zero = -1;
907 FLAC__uint64 total_samples_in_input = 0;;
909 FLAC__ASSERT(!options.common.sector_align || options.channels == 2);
910 FLAC__ASSERT(!options.common.sector_align || options.bps == 16);
911 FLAC__ASSERT(!options.common.sector_align || options.sample_rate == 44100);
912 FLAC__ASSERT(!options.common.sector_align || infilesize >= 0);
913 FLAC__ASSERT(!options.common.replay_gain || options.channels <= 2);
914 FLAC__ASSERT(!options.common.replay_gain || grabbag__replaygain_is_valid_sample_frequency(options.sample_rate));
917 EncoderSession_construct(
920 options.common.use_ogg,
924 options.common.verify,
925 options.common.verbose,
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.verbose && encoder_session.total_samples_to_encode <= 0)
977 fprintf(stderr, "(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 fprintf(stderr, "%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 fprintf(stderr, "%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 fprintf(stderr, "%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 fprintf(stderr, "%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 fprintf(stderr, "%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 fprintf(stderr, "%s: ERROR during read\n", encoder_session.inbasefilename);
1100 return EncoderSession_finish_error(&encoder_session);
1102 else if(feof(infile)) {
1103 fprintf(stderr, "%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 fprintf(stderr, "%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 fprintf(stderr, "%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 fprintf(stderr, "%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, FLAC__bool verbose, 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;
1193 e->verbose = verbose;
1195 e->is_stdout = (0 == strcmp(outfilename, "-"));
1197 e->inbasefilename = grabbag__file_get_basename(infilename);
1198 e->outfilename = outfilename;
1200 e->skip = 0; /* filled in later after the sample_rate is known */
1201 e->unencoded_size = 0;
1202 e->total_samples_to_encode = 0;
1203 e->bytes_written = 0;
1204 e->samples_written = 0;
1208 e->encoder.flac.stream = 0;
1209 e->encoder.flac.file = 0;
1210 #ifdef FLAC__HAS_OGG
1211 e->encoder.ogg.stream = 0;
1212 e->encoder.ogg.file = 0;
1217 e->seek_table_template = 0;
1220 e->fout = grabbag__file_get_binary_stdout();
1223 if(0 == (e->seek_table_template = FLAC__metadata_object_new(FLAC__METADATA_TYPE_SEEKTABLE))) {
1224 fprintf(stderr, "%s: ERROR allocating memory for seek table\n", e->inbasefilename);
1228 #ifdef FLAC__HAS_OGG
1231 e->encoder.ogg.stream = OggFLAC__stream_encoder_new();
1232 if(0 == e->encoder.ogg.stream) {
1233 fprintf(stderr, "%s: ERROR creating the encoder instance\n", e->inbasefilename);
1234 EncoderSession_destroy(e);
1239 e->encoder.ogg.file = OggFLAC__file_encoder_new();
1240 if(0 == e->encoder.ogg.file) {
1241 fprintf(stderr, "%s: ERROR creating the encoder instance\n", e->inbasefilename);
1242 EncoderSession_destroy(e);
1250 e->encoder.flac.stream = FLAC__stream_encoder_new();
1251 if(0 == e->encoder.flac.stream) {
1252 fprintf(stderr, "%s: ERROR creating the encoder instance\n", e->inbasefilename);
1253 EncoderSession_destroy(e);
1258 e->encoder.flac.file = FLAC__file_encoder_new();
1259 if(0 == e->encoder.flac.file) {
1260 fprintf(stderr, "%s: ERROR creating the encoder instance\n", e->inbasefilename);
1261 EncoderSession_destroy(e);
1269 void EncoderSession_destroy(EncoderSession *e)
1273 if(0 != e->fout && e->fout != stdout)
1276 #ifdef FLAC__HAS_OGG
1279 if(0 != e->encoder.ogg.stream) {
1280 OggFLAC__stream_encoder_delete(e->encoder.ogg.stream);
1281 e->encoder.ogg.stream = 0;
1285 if(0 != e->encoder.ogg.file) {
1286 OggFLAC__file_encoder_delete(e->encoder.ogg.file);
1287 e->encoder.ogg.file = 0;
1294 if(0 != e->encoder.flac.stream) {
1295 FLAC__stream_encoder_delete(e->encoder.flac.stream);
1296 e->encoder.flac.stream = 0;
1300 if(0 != e->encoder.flac.file) {
1301 FLAC__file_encoder_delete(e->encoder.flac.file);
1302 e->encoder.flac.file = 0;
1306 if(0 != e->seek_table_template) {
1307 FLAC__metadata_object_delete(e->seek_table_template);
1308 e->seek_table_template = 0;
1312 int EncoderSession_finish_ok(EncoderSession *e, int info_align_carry, int info_align_zero)
1314 FLAC__StreamEncoderState fse_state = FLAC__STREAM_ENCODER_OK;
1317 #ifdef FLAC__HAS_OGG
1320 if(e->encoder.ogg.stream) {
1321 fse_state = OggFLAC__stream_encoder_get_FLAC_stream_encoder_state(e->encoder.ogg.stream);
1322 OggFLAC__stream_encoder_finish(e->encoder.ogg.stream);
1326 if(e->encoder.ogg.file) {
1327 fse_state = OggFLAC__file_encoder_get_FLAC_stream_encoder_state(e->encoder.ogg.file);
1328 OggFLAC__file_encoder_finish(e->encoder.ogg.file);
1335 if(e->encoder.flac.stream) {
1336 fse_state = FLAC__stream_encoder_get_state(e->encoder.flac.stream);
1337 FLAC__stream_encoder_finish(e->encoder.flac.stream);
1341 if(e->encoder.flac.file) {
1342 fse_state = FLAC__file_encoder_get_stream_encoder_state(e->encoder.flac.file);
1343 FLAC__file_encoder_finish(e->encoder.flac.file);
1347 if(e->verbose && e->total_samples_to_encode > 0) {
1349 fprintf(stderr, "\n");
1352 if(fse_state == FLAC__STREAM_ENCODER_VERIFY_MISMATCH_IN_AUDIO_DATA) {
1353 print_verify_error(e);
1357 if(info_align_carry >= 0)
1358 fprintf(stderr, "%s: INFO: sector alignment causing %d samples to be carried over\n", e->inbasefilename, info_align_carry);
1359 if(info_align_zero >= 0)
1360 fprintf(stderr, "%s: INFO: sector alignment causing %d zero samples to be appended\n", e->inbasefilename, info_align_zero);
1363 EncoderSession_destroy(e);
1368 int EncoderSession_finish_error(EncoderSession *e)
1370 FLAC__StreamEncoderState fse_state;
1372 if(e->verbose && e->total_samples_to_encode > 0)
1373 fprintf(stderr, "\n");
1375 #ifdef FLAC__HAS_OGG
1378 fse_state = OggFLAC__stream_encoder_get_FLAC_stream_encoder_state(e->encoder.ogg.stream);
1381 fse_state = OggFLAC__file_encoder_get_FLAC_stream_encoder_state(e->encoder.ogg.file);
1387 fse_state = FLAC__stream_encoder_get_state(e->encoder.flac.stream);
1390 fse_state = FLAC__file_encoder_get_stream_encoder_state(e->encoder.flac.file);
1393 if(fse_state == FLAC__STREAM_ENCODER_VERIFY_MISMATCH_IN_AUDIO_DATA)
1394 print_verify_error(e);
1396 unlink(e->outfilename);
1398 EncoderSession_destroy(e);
1403 FLAC__bool EncoderSession_init_encoder(EncoderSession *e, encode_options_t options, unsigned channels, unsigned bps, unsigned sample_rate)
1405 unsigned num_metadata;
1406 FLAC__StreamMetadata padding, *cuesheet = 0;
1407 FLAC__StreamMetadata *metadata[4];
1408 const FLAC__bool is_cdda = (channels == 1 || channels == 2) && (bps == 16) && (sample_rate == 44100);
1410 e->replay_gain = options.replay_gain;
1411 e->channels = channels;
1412 e->bits_per_sample = bps;
1413 e->sample_rate = sample_rate;
1415 if(e->replay_gain) {
1416 if(channels != 1 && channels != 2) {
1417 fprintf(stderr, "%s: ERROR, number of channels (%u) must be 1 or 2 for --replay-gain\n", e->inbasefilename, channels);
1420 if(!grabbag__replaygain_is_valid_sample_frequency(sample_rate)) {
1421 fprintf(stderr, "%s: ERROR, invalid sample rate (%u) for --replay-gain\n", e->inbasefilename, sample_rate);
1424 if(options.is_first_file) {
1425 if(!grabbag__replaygain_init(sample_rate)) {
1426 fprintf(stderr, "%s: ERROR initializing ReplayGain stage\n", e->inbasefilename);
1433 options.do_mid_side = options.loose_mid_side = false;
1435 if(!parse_cuesheet_(&cuesheet, options.cuesheet_filename, e->inbasefilename, is_cdda, e->total_samples_to_encode))
1438 if(!convert_to_seek_table_template(options.requested_seek_points, options.num_requested_seek_points, options.cued_seekpoints? cuesheet : 0, e)) {
1439 fprintf(stderr, "%s: ERROR allocating memory for seek table\n", e->inbasefilename);
1446 if(e->seek_table_template->data.seek_table.num_points > 0) {
1447 e->seek_table_template->is_last = false; /* the encoder will set this for us */
1448 metadata[num_metadata++] = e->seek_table_template;
1451 metadata[num_metadata++] = cuesheet;
1452 metadata[num_metadata++] = options.vorbis_comment;
1453 if(options.padding > 0) {
1454 padding.is_last = false; /* the encoder will set this for us */
1455 padding.type = FLAC__METADATA_TYPE_PADDING;
1456 padding.length = (unsigned)options.padding;
1457 metadata[num_metadata++] = &padding;
1460 e->blocksize = options.blocksize;
1461 e->stats_mask = (options.do_exhaustive_model_search || options.do_qlp_coeff_prec_search)? 0x0f : 0x3f;
1463 #ifdef FLAC__HAS_OGG
1466 OggFLAC__stream_encoder_set_serial_number(e->encoder.ogg.stream, options.serial_number);
1467 OggFLAC__stream_encoder_set_verify(e->encoder.ogg.stream, options.verify);
1468 OggFLAC__stream_encoder_set_streamable_subset(e->encoder.ogg.stream, !options.lax);
1469 OggFLAC__stream_encoder_set_do_mid_side_stereo(e->encoder.ogg.stream, options.do_mid_side);
1470 OggFLAC__stream_encoder_set_loose_mid_side_stereo(e->encoder.ogg.stream, options.loose_mid_side);
1471 OggFLAC__stream_encoder_set_channels(e->encoder.ogg.stream, channels);
1472 OggFLAC__stream_encoder_set_bits_per_sample(e->encoder.ogg.stream, bps);
1473 OggFLAC__stream_encoder_set_sample_rate(e->encoder.ogg.stream, sample_rate);
1474 OggFLAC__stream_encoder_set_blocksize(e->encoder.ogg.stream, options.blocksize);
1475 OggFLAC__stream_encoder_set_max_lpc_order(e->encoder.ogg.stream, options.max_lpc_order);
1476 OggFLAC__stream_encoder_set_qlp_coeff_precision(e->encoder.ogg.stream, options.qlp_coeff_precision);
1477 OggFLAC__stream_encoder_set_do_qlp_coeff_prec_search(e->encoder.ogg.stream, options.do_qlp_coeff_prec_search);
1478 OggFLAC__stream_encoder_set_do_escape_coding(e->encoder.ogg.stream, options.do_escape_coding);
1479 OggFLAC__stream_encoder_set_do_exhaustive_model_search(e->encoder.ogg.stream, options.do_exhaustive_model_search);
1480 OggFLAC__stream_encoder_set_min_residual_partition_order(e->encoder.ogg.stream, options.min_residual_partition_order);
1481 OggFLAC__stream_encoder_set_max_residual_partition_order(e->encoder.ogg.stream, options.max_residual_partition_order);
1482 OggFLAC__stream_encoder_set_rice_parameter_search_dist(e->encoder.ogg.stream, options.rice_parameter_search_dist);
1483 OggFLAC__stream_encoder_set_total_samples_estimate(e->encoder.ogg.stream, e->total_samples_to_encode);
1484 OggFLAC__stream_encoder_set_metadata(e->encoder.ogg.stream, (num_metadata > 0)? metadata : 0, num_metadata);
1485 OggFLAC__stream_encoder_set_write_callback(e->encoder.ogg.stream, ogg_stream_encoder_write_callback);
1486 OggFLAC__stream_encoder_set_metadata_callback(e->encoder.ogg.stream, ogg_stream_encoder_metadata_callback);
1487 OggFLAC__stream_encoder_set_client_data(e->encoder.ogg.stream, e);
1489 OggFLAC__stream_encoder_disable_constant_subframes(e->encoder.ogg.stream, options.debug.disable_constant_subframes);
1490 OggFLAC__stream_encoder_disable_fixed_subframes(e->encoder.ogg.stream, options.debug.disable_fixed_subframes);
1491 OggFLAC__stream_encoder_disable_verbatim_subframes(e->encoder.ogg.stream, options.debug.disable_verbatim_subframes);
1493 if(OggFLAC__stream_encoder_init(e->encoder.ogg.stream) != FLAC__STREAM_ENCODER_OK) {
1494 print_error_with_state(e, "ERROR initializing encoder");
1501 OggFLAC__file_encoder_set_serial_number(e->encoder.ogg.file, options.serial_number);
1502 OggFLAC__file_encoder_set_filename(e->encoder.ogg.file, e->outfilename);
1503 OggFLAC__file_encoder_set_verify(e->encoder.ogg.file, options.verify);
1504 OggFLAC__file_encoder_set_streamable_subset(e->encoder.ogg.file, !options.lax);
1505 OggFLAC__file_encoder_set_do_mid_side_stereo(e->encoder.ogg.file, options.do_mid_side);
1506 OggFLAC__file_encoder_set_loose_mid_side_stereo(e->encoder.ogg.file, options.loose_mid_side);
1507 OggFLAC__file_encoder_set_channels(e->encoder.ogg.file, channels);
1508 OggFLAC__file_encoder_set_bits_per_sample(e->encoder.ogg.file, bps);
1509 OggFLAC__file_encoder_set_sample_rate(e->encoder.ogg.file, sample_rate);
1510 OggFLAC__file_encoder_set_blocksize(e->encoder.ogg.file, options.blocksize);
1511 OggFLAC__file_encoder_set_max_lpc_order(e->encoder.ogg.file, options.max_lpc_order);
1512 OggFLAC__file_encoder_set_qlp_coeff_precision(e->encoder.ogg.file, options.qlp_coeff_precision);
1513 OggFLAC__file_encoder_set_do_qlp_coeff_prec_search(e->encoder.ogg.file, options.do_qlp_coeff_prec_search);
1514 OggFLAC__file_encoder_set_do_escape_coding(e->encoder.ogg.file, options.do_escape_coding);
1515 OggFLAC__file_encoder_set_do_exhaustive_model_search(e->encoder.ogg.file, options.do_exhaustive_model_search);
1516 OggFLAC__file_encoder_set_min_residual_partition_order(e->encoder.ogg.file, options.min_residual_partition_order);
1517 OggFLAC__file_encoder_set_max_residual_partition_order(e->encoder.ogg.file, options.max_residual_partition_order);
1518 OggFLAC__file_encoder_set_rice_parameter_search_dist(e->encoder.ogg.file, options.rice_parameter_search_dist);
1519 OggFLAC__file_encoder_set_total_samples_estimate(e->encoder.ogg.file, e->total_samples_to_encode);
1520 OggFLAC__file_encoder_set_metadata(e->encoder.ogg.file, (num_metadata > 0)? metadata : 0, num_metadata);
1521 OggFLAC__file_encoder_set_progress_callback(e->encoder.ogg.file, ogg_file_encoder_progress_callback);
1522 OggFLAC__file_encoder_set_client_data(e->encoder.ogg.file, e);
1524 OggFLAC__file_encoder_disable_constant_subframes(e->encoder.ogg.file, options.debug.disable_constant_subframes);
1525 OggFLAC__file_encoder_disable_fixed_subframes(e->encoder.ogg.file, options.debug.disable_fixed_subframes);
1526 OggFLAC__file_encoder_disable_verbatim_subframes(e->encoder.ogg.file, options.debug.disable_verbatim_subframes);
1528 if(OggFLAC__file_encoder_init(e->encoder.ogg.file) != OggFLAC__FILE_ENCODER_OK) {
1529 print_error_with_state(e, "ERROR initializing encoder");
1539 FLAC__stream_encoder_set_verify(e->encoder.flac.stream, options.verify);
1540 FLAC__stream_encoder_set_streamable_subset(e->encoder.flac.stream, !options.lax);
1541 FLAC__stream_encoder_set_do_mid_side_stereo(e->encoder.flac.stream, options.do_mid_side);
1542 FLAC__stream_encoder_set_loose_mid_side_stereo(e->encoder.flac.stream, options.loose_mid_side);
1543 FLAC__stream_encoder_set_channels(e->encoder.flac.stream, channels);
1544 FLAC__stream_encoder_set_bits_per_sample(e->encoder.flac.stream, bps);
1545 FLAC__stream_encoder_set_sample_rate(e->encoder.flac.stream, sample_rate);
1546 FLAC__stream_encoder_set_blocksize(e->encoder.flac.stream, options.blocksize);
1547 FLAC__stream_encoder_set_max_lpc_order(e->encoder.flac.stream, options.max_lpc_order);
1548 FLAC__stream_encoder_set_qlp_coeff_precision(e->encoder.flac.stream, options.qlp_coeff_precision);
1549 FLAC__stream_encoder_set_do_qlp_coeff_prec_search(e->encoder.flac.stream, options.do_qlp_coeff_prec_search);
1550 FLAC__stream_encoder_set_do_escape_coding(e->encoder.flac.stream, options.do_escape_coding);
1551 FLAC__stream_encoder_set_do_exhaustive_model_search(e->encoder.flac.stream, options.do_exhaustive_model_search);
1552 FLAC__stream_encoder_set_min_residual_partition_order(e->encoder.flac.stream, options.min_residual_partition_order);
1553 FLAC__stream_encoder_set_max_residual_partition_order(e->encoder.flac.stream, options.max_residual_partition_order);
1554 FLAC__stream_encoder_set_rice_parameter_search_dist(e->encoder.flac.stream, options.rice_parameter_search_dist);
1555 FLAC__stream_encoder_set_total_samples_estimate(e->encoder.flac.stream, e->total_samples_to_encode);
1556 FLAC__stream_encoder_set_metadata(e->encoder.flac.stream, (num_metadata > 0)? metadata : 0, num_metadata);
1557 FLAC__stream_encoder_set_write_callback(e->encoder.flac.stream, flac_stream_encoder_write_callback);
1558 FLAC__stream_encoder_set_metadata_callback(e->encoder.flac.stream, flac_stream_encoder_metadata_callback);
1559 FLAC__stream_encoder_set_client_data(e->encoder.flac.stream, e);
1561 FLAC__stream_encoder_disable_constant_subframes(e->encoder.flac.stream, options.debug.disable_constant_subframes);
1562 FLAC__stream_encoder_disable_fixed_subframes(e->encoder.flac.stream, options.debug.disable_fixed_subframes);
1563 FLAC__stream_encoder_disable_verbatim_subframes(e->encoder.flac.stream, options.debug.disable_verbatim_subframes);
1565 if(FLAC__stream_encoder_init(e->encoder.flac.stream) != FLAC__STREAM_ENCODER_OK) {
1566 print_error_with_state(e, "ERROR initializing encoder");
1573 FLAC__file_encoder_set_filename(e->encoder.flac.file, e->outfilename);
1574 FLAC__file_encoder_set_verify(e->encoder.flac.file, options.verify);
1575 FLAC__file_encoder_set_streamable_subset(e->encoder.flac.file, !options.lax);
1576 FLAC__file_encoder_set_do_mid_side_stereo(e->encoder.flac.file, options.do_mid_side);
1577 FLAC__file_encoder_set_loose_mid_side_stereo(e->encoder.flac.file, options.loose_mid_side);
1578 FLAC__file_encoder_set_channels(e->encoder.flac.file, channels);
1579 FLAC__file_encoder_set_bits_per_sample(e->encoder.flac.file, bps);
1580 FLAC__file_encoder_set_sample_rate(e->encoder.flac.file, sample_rate);
1581 FLAC__file_encoder_set_blocksize(e->encoder.flac.file, options.blocksize);
1582 FLAC__file_encoder_set_max_lpc_order(e->encoder.flac.file, options.max_lpc_order);
1583 FLAC__file_encoder_set_qlp_coeff_precision(e->encoder.flac.file, options.qlp_coeff_precision);
1584 FLAC__file_encoder_set_do_qlp_coeff_prec_search(e->encoder.flac.file, options.do_qlp_coeff_prec_search);
1585 FLAC__file_encoder_set_do_escape_coding(e->encoder.flac.file, options.do_escape_coding);
1586 FLAC__file_encoder_set_do_exhaustive_model_search(e->encoder.flac.file, options.do_exhaustive_model_search);
1587 FLAC__file_encoder_set_min_residual_partition_order(e->encoder.flac.file, options.min_residual_partition_order);
1588 FLAC__file_encoder_set_max_residual_partition_order(e->encoder.flac.file, options.max_residual_partition_order);
1589 FLAC__file_encoder_set_rice_parameter_search_dist(e->encoder.flac.file, options.rice_parameter_search_dist);
1590 FLAC__file_encoder_set_total_samples_estimate(e->encoder.flac.file, e->total_samples_to_encode);
1591 FLAC__file_encoder_set_metadata(e->encoder.flac.file, (num_metadata > 0)? metadata : 0, num_metadata);
1592 FLAC__file_encoder_set_progress_callback(e->encoder.flac.file, flac_file_encoder_progress_callback);
1593 FLAC__file_encoder_set_client_data(e->encoder.flac.file, e);
1595 FLAC__file_encoder_disable_constant_subframes(e->encoder.flac.file, options.debug.disable_constant_subframes);
1596 FLAC__file_encoder_disable_fixed_subframes(e->encoder.flac.file, options.debug.disable_fixed_subframes);
1597 FLAC__file_encoder_disable_verbatim_subframes(e->encoder.flac.file, options.debug.disable_verbatim_subframes);
1599 if(FLAC__file_encoder_init(e->encoder.flac.file) != FLAC__FILE_ENCODER_OK) {
1600 print_error_with_state(e, "ERROR initializing encoder");
1613 FLAC__bool EncoderSession_process(EncoderSession *e, const FLAC__int32 * const buffer[], unsigned samples)
1615 if(e->replay_gain) {
1616 if(!grabbag__replaygain_analyze(buffer, e->channels==2, e->bits_per_sample, samples))
1617 fprintf(stderr, "%s: WARNING, error while calculating ReplayGain\n", e->inbasefilename);
1620 #ifdef FLAC__HAS_OGG
1623 return OggFLAC__stream_encoder_process(e->encoder.ogg.stream, buffer, samples);
1626 return OggFLAC__file_encoder_process(e->encoder.ogg.file, buffer, samples);
1632 return FLAC__stream_encoder_process(e->encoder.flac.stream, buffer, samples);
1635 return FLAC__file_encoder_process(e->encoder.flac.file, buffer, samples);
1639 FLAC__bool convert_to_seek_table_template(const char *requested_seek_points, int num_requested_seek_points, FLAC__StreamMetadata *cuesheet, EncoderSession *e)
1641 const FLAC__bool only_placeholders = e->is_stdout;
1642 FLAC__bool has_real_points;
1644 if(num_requested_seek_points == 0 && 0 == cuesheet)
1647 if(num_requested_seek_points < 0) {
1648 requested_seek_points = "10s;";
1649 num_requested_seek_points = 1;
1652 if(num_requested_seek_points > 0) {
1653 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))
1659 const FLAC__StreamMetadata_CueSheet *cs = &cuesheet->data.cue_sheet;
1660 for(i = 0; i < cs->num_tracks; i++) {
1661 const FLAC__StreamMetadata_CueSheet_Track *tr = cs->tracks+i;
1662 for(j = 0; j < tr->num_indices; j++) {
1663 if(!FLAC__metadata_object_seektable_template_append_point(e->seek_table_template, tr->offset + tr->indices[j].offset))
1665 has_real_points = true;
1669 if(!FLAC__metadata_object_seektable_template_sort(e->seek_table_template, /*compact=*/true))
1673 if(has_real_points) {
1675 fprintf(stderr, "%s: WARNING, cannot write back seekpoints when encoding to stdout\n", e->inbasefilename);
1681 FLAC__bool canonicalize_until_specification(utils__SkipUntilSpecification *spec, const char *inbasefilename, unsigned sample_rate, FLAC__uint64 skip, FLAC__uint64 total_samples_in_input)
1683 /* convert from mm:ss.sss to sample number if necessary */
1684 flac__utils_canonicalize_skip_until_specification(spec, sample_rate);
1686 /* special case: if "--until=-0", use the special value '0' to mean "end-of-stream" */
1687 if(spec->is_relative && spec->value.samples == 0) {
1688 spec->is_relative = false;
1692 /* in any other case the total samples in the input must be known */
1693 if(total_samples_in_input == 0) {
1694 fprintf(stderr, "%s: ERROR, cannot use --until when input length is unknown\n", inbasefilename);
1698 FLAC__ASSERT(spec->value_is_samples);
1700 /* convert relative specifications to absolute */
1701 if(spec->is_relative) {
1702 if(spec->value.samples <= 0)
1703 spec->value.samples += (FLAC__int64)total_samples_in_input;
1705 spec->value.samples += skip;
1706 spec->is_relative = false;
1710 if(spec->value.samples < 0) {
1711 fprintf(stderr, "%s: ERROR, --until value is before beginning of input\n", inbasefilename);
1714 if((FLAC__uint64)spec->value.samples <= skip) {
1715 fprintf(stderr, "%s: ERROR, --until value is before --skip point\n", inbasefilename);
1718 if((FLAC__uint64)spec->value.samples > total_samples_in_input) {
1719 fprintf(stderr, "%s: ERROR, --until value is after end of input\n", inbasefilename);
1726 void format_input(FLAC__int32 *dest[], unsigned wide_samples, FLAC__bool is_big_endian, FLAC__bool is_unsigned_samples, unsigned channels, unsigned bps)
1728 unsigned wide_sample, sample, channel, byte;
1731 if(is_unsigned_samples) {
1732 for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
1733 for(channel = 0; channel < channels; channel++, sample++)
1734 dest[channel][wide_sample] = (FLAC__int32)ucbuffer_[sample] - 0x80;
1737 for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
1738 for(channel = 0; channel < channels; channel++, sample++)
1739 dest[channel][wide_sample] = (FLAC__int32)scbuffer_[sample];
1742 else if(bps == 16) {
1743 if(is_big_endian != is_big_endian_host_) {
1745 const unsigned bytes = wide_samples * channels * (bps >> 3);
1746 for(byte = 0; byte < bytes; byte += 2) {
1747 tmp = ucbuffer_[byte];
1748 ucbuffer_[byte] = ucbuffer_[byte+1];
1749 ucbuffer_[byte+1] = tmp;
1752 if(is_unsigned_samples) {
1753 for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
1754 for(channel = 0; channel < channels; channel++, sample++)
1755 dest[channel][wide_sample] = (FLAC__int32)usbuffer_[sample] - 0x8000;
1758 for(sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
1759 for(channel = 0; channel < channels; channel++, sample++)
1760 dest[channel][wide_sample] = (FLAC__int32)ssbuffer_[sample];
1763 else if(bps == 24) {
1764 if(!is_big_endian) {
1766 const unsigned bytes = wide_samples * channels * (bps >> 3);
1767 for(byte = 0; byte < bytes; byte += 3) {
1768 tmp = ucbuffer_[byte];
1769 ucbuffer_[byte] = ucbuffer_[byte+2];
1770 ucbuffer_[byte+2] = tmp;
1773 if(is_unsigned_samples) {
1774 for(byte = sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
1775 for(channel = 0; channel < channels; channel++, sample++) {
1776 dest[channel][wide_sample] = ucbuffer_[byte++]; dest[channel][wide_sample] <<= 8;
1777 dest[channel][wide_sample] |= ucbuffer_[byte++]; dest[channel][wide_sample] <<= 8;
1778 dest[channel][wide_sample] |= ucbuffer_[byte++];
1779 dest[channel][wide_sample] -= 0x800000;
1783 for(byte = sample = wide_sample = 0; wide_sample < wide_samples; wide_sample++)
1784 for(channel = 0; channel < channels; channel++, sample++) {
1785 dest[channel][wide_sample] = scbuffer_[byte++]; dest[channel][wide_sample] <<= 8;
1786 dest[channel][wide_sample] |= ucbuffer_[byte++]; dest[channel][wide_sample] <<= 8;
1787 dest[channel][wide_sample] |= ucbuffer_[byte++];
1796 #ifdef FLAC__HAS_OGG
1797 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)
1799 EncoderSession *encoder_session = (EncoderSession*)client_data;
1803 encoder_session->bytes_written += bytes;
1805 * With Ogg FLAC we don't get one write callback per frame and
1806 * we don't have a good number for 'samples', so we estimate based
1807 * on the frame number and the knowledge that all blocks (except
1808 * the last) are the same size.
1811 encoder_session->samples_written = (current_frame+1) * encoder_session->blocksize;
1813 if(encoder_session->verbose && encoder_session->total_samples_to_encode > 0 && !(current_frame & encoder_session->stats_mask))
1814 print_stats(encoder_session);
1816 if(flac__utils_fwrite(buffer, sizeof(FLAC__byte), bytes, encoder_session->fout) == bytes)
1817 return FLAC__STREAM_ENCODER_WRITE_STATUS_OK;
1819 return FLAC__STREAM_ENCODER_WRITE_STATUS_FATAL_ERROR;
1822 void ogg_stream_encoder_metadata_callback(const OggFLAC__StreamEncoder *encoder, const FLAC__StreamMetadata *metadata, void *client_data)
1824 // do nothing, for compatibilty. soon we will be using the ogg file encoder anyway.
1825 (void)encoder, (void)metadata, (void)client_data;
1828 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)
1830 EncoderSession *encoder_session = (EncoderSession*)client_data;
1835 * With Ogg FLAC we don't get a value for 'samples_written', so we
1836 * estimate based on the frames written and the knowledge that all
1837 * blocks (except the last) are the same size.
1839 samples_written = frames_written * encoder_session->blocksize;
1840 flac_file_encoder_progress_callback(0, bytes_written, samples_written, frames_written, total_frames_estimate, client_data);
1845 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)
1847 EncoderSession *encoder_session = (EncoderSession*)client_data;
1851 encoder_session->bytes_written += bytes;
1852 encoder_session->samples_written += samples;
1854 if(samples && encoder_session->verbose && encoder_session->total_samples_to_encode > 0 && !(current_frame & encoder_session->stats_mask))
1855 print_stats(encoder_session);
1857 if(flac__utils_fwrite(buffer, sizeof(FLAC__byte), bytes, encoder_session->fout) == bytes)
1858 return FLAC__STREAM_ENCODER_WRITE_STATUS_OK;
1860 return FLAC__STREAM_ENCODER_WRITE_STATUS_FATAL_ERROR;
1863 void flac_stream_encoder_metadata_callback(const FLAC__StreamEncoder *encoder, const FLAC__StreamMetadata *metadata, void *client_data)
1866 * Nothing to do; if we get here, we're decoding to stdout, in
1867 * which case we can't seek backwards to write new metadata.
1869 (void)encoder, (void)metadata, (void)client_data;
1872 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)
1874 EncoderSession *encoder_session = (EncoderSession*)client_data;
1876 (void)encoder, (void)total_frames_estimate;
1878 encoder_session->bytes_written = bytes_written;
1879 encoder_session->samples_written = samples_written;
1881 if(encoder_session->verbose && encoder_session->total_samples_to_encode > 0 && !((frames_written-1) & encoder_session->stats_mask))
1882 print_stats(encoder_session);
1885 FLAC__bool parse_cuesheet_(FLAC__StreamMetadata **cuesheet, const char *cuesheet_filename, const char *inbasefilename, FLAC__bool is_cdda, FLAC__uint64 lead_out_offset)
1888 unsigned last_line_read;
1889 const char *error_message;
1891 if(0 == cuesheet_filename)
1894 if(lead_out_offset == 0) {
1895 fprintf(stderr, "%s: ERROR cannot import cuesheet when the number of input samples to encode is unknown\n", inbasefilename);
1899 if(0 == (f = fopen(cuesheet_filename, "r"))) {
1900 fprintf(stderr, "%s: ERROR opening cuesheet \"%s\" for reading\n", inbasefilename, cuesheet_filename);
1904 *cuesheet = grabbag__cuesheet_parse(f, &error_message, &last_line_read, is_cdda, lead_out_offset);
1908 if(0 == *cuesheet) {
1909 fprintf(stderr, "%s: ERROR parsing cuesheet \"%s\" on line %u: %s\n", inbasefilename, cuesheet_filename, last_line_read, error_message);
1916 void print_stats(const EncoderSession *encoder_session)
1918 const FLAC__uint64 samples_written = min(encoder_session->total_samples_to_encode, encoder_session->samples_written);
1919 #if defined _MSC_VER || defined __MINGW32__
1920 /* with VC++ you have to spoon feed it the casting */
1921 const double progress = (double)(FLAC__int64)samples_written / (double)(FLAC__int64)encoder_session->total_samples_to_encode;
1922 const double ratio = (double)(FLAC__int64)encoder_session->bytes_written / ((double)(FLAC__int64)encoder_session->unencoded_size * progress);
1924 const double progress = (double)samples_written / (double)encoder_session->total_samples_to_encode;
1925 const double ratio = (double)encoder_session->bytes_written / ((double)encoder_session->unencoded_size * max(1.0, progress));
1928 if(samples_written == encoder_session->total_samples_to_encode) {
1929 fprintf(stderr, "\r%s:%s wrote %u bytes, ratio=%0.3f",
1930 encoder_session->inbasefilename,
1931 encoder_session->verify? " Verify OK," : "",
1932 (unsigned)encoder_session->bytes_written,
1937 fprintf(stderr, "\r%s: %u%% complete, ratio=%0.3f", encoder_session->inbasefilename, (unsigned)floor(progress * 100.0 + 0.5), ratio);
1941 void print_error_with_state(const EncoderSession *e, const char *message)
1943 const int ilen = strlen(e->inbasefilename) + 1;
1944 const char *state_string;
1946 fprintf(stderr, "\n%s: %s\n", e->inbasefilename, message);
1948 #ifdef FLAC__HAS_OGG
1951 state_string = OggFLAC__stream_encoder_get_resolved_state_string(e->encoder.ogg.stream);
1954 state_string = OggFLAC__file_encoder_get_resolved_state_string(e->encoder.ogg.file);
1960 state_string = FLAC__stream_encoder_get_resolved_state_string(e->encoder.flac.stream);
1963 state_string = FLAC__file_encoder_get_resolved_state_string(e->encoder.flac.file);
1966 fprintf(stderr, "%*s state = %s\n", ilen, "", state_string);
1969 void print_verify_error(EncoderSession *e)
1971 FLAC__uint64 absolute_sample;
1972 unsigned frame_number;
1975 FLAC__int32 expected;
1978 #ifdef FLAC__HAS_OGG
1981 OggFLAC__stream_encoder_get_verify_decoder_error_stats(e->encoder.ogg.stream, &absolute_sample, &frame_number, &channel, &sample, &expected, &got);
1984 OggFLAC__file_encoder_get_verify_decoder_error_stats(e->encoder.ogg.file, &absolute_sample, &frame_number, &channel, &sample, &expected, &got);
1990 FLAC__stream_encoder_get_verify_decoder_error_stats(e->encoder.flac.stream, &absolute_sample, &frame_number, &channel, &sample, &expected, &got);
1993 FLAC__file_encoder_get_verify_decoder_error_stats(e->encoder.flac.file, &absolute_sample, &frame_number, &channel, &sample, &expected, &got);
1996 fprintf(stderr, "%s: ERROR: mismatch in decoded data, verify FAILED!\n", e->inbasefilename);
1997 fprintf(stderr, " Absolute sample=%u, frame=%u, channel=%u, sample=%u, expected %d, got %d\n", (unsigned)absolute_sample, frame_number, channel, sample, expected, got);
1998 fprintf(stderr, " Please submit a bug report to\n");
1999 fprintf(stderr, " http://sourceforge.net/bugs/?func=addbug&group_id=13478\n");
2000 fprintf(stderr, " Make sure to include an email contact in the comment and/or use the\n");
2001 fprintf(stderr, " \"Monitor\" feature to monitor the bug status.\n");
2002 fprintf(stderr, "Verify FAILED! Do not trust %s\n", e->outfilename);
2005 FLAC__bool read_little_endian_uint16(FILE *f, FLAC__uint16 *val, FLAC__bool eof_ok, const char *fn)
2007 size_t bytes_read = fread(val, 1, 2, f);
2009 if(bytes_read == 0) {
2011 fprintf(stderr, "%s: ERROR: unexpected EOF\n", fn);
2017 else if(bytes_read < 2) {
2018 fprintf(stderr, "%s: ERROR: unexpected EOF\n", fn);
2022 if(is_big_endian_host_) {
2023 FLAC__byte tmp, *b = (FLAC__byte*)val;
2024 tmp = b[1]; b[1] = b[0]; b[0] = tmp;
2030 FLAC__bool read_little_endian_uint32(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, const char *fn)
2032 size_t bytes_read = fread(val, 1, 4, f);
2034 if(bytes_read == 0) {
2036 fprintf(stderr, "%s: ERROR: unexpected EOF\n", fn);
2042 else if(bytes_read < 4) {
2043 fprintf(stderr, "%s: ERROR: unexpected EOF\n", fn);
2047 if(is_big_endian_host_) {
2048 FLAC__byte tmp, *b = (FLAC__byte*)val;
2049 tmp = b[3]; b[3] = b[0]; b[0] = tmp;
2050 tmp = b[2]; b[2] = b[1]; b[1] = tmp;
2057 read_big_endian_uint16(FILE *f, FLAC__uint16 *val, FLAC__bool eof_ok, const char *fn)
2059 unsigned char buf[4];
2060 size_t bytes_read= fread(buf, 1, 2, f);
2062 if(bytes_read==0U && eof_ok)
2064 else if(bytes_read<2U) {
2065 fprintf(stderr, "%s: ERROR: unexpected EOF\n", fn);
2069 /* this is independent of host endianness */
2070 *val= (FLAC__uint16)(buf[0])<<8 | buf[1];
2076 read_big_endian_uint32(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, const char *fn)
2078 unsigned char buf[4];
2079 size_t bytes_read= fread(buf, 1, 4, f);
2081 if(bytes_read==0U && eof_ok)
2083 else if(bytes_read<4U) {
2084 fprintf(stderr, "%s: ERROR: unexpected EOF\n", fn);
2088 /* this is independent of host endianness */
2089 *val= (FLAC__uint32)(buf[0])<<24 | (FLAC__uint32)(buf[1])<<16 |
2090 (FLAC__uint32)(buf[2])<<8 | buf[3];
2096 read_sane_extended(FILE *f, FLAC__uint32 *val, FLAC__bool eof_ok, const char *fn)
2097 /* Read an IEEE 754 80-bit (aka SANE) extended floating point value from 'f',
2098 * convert it into an integral value and store in 'val'. Return false if only
2099 * between 1 and 9 bytes remain in 'f', if 0 bytes remain in 'f' and 'eof_ok' is
2100 * false, or if the value is negative, between zero and one, or too large to be
2101 * represented by 'val'; return true otherwise.
2105 unsigned char buf[10];
2106 size_t bytes_read= fread(buf, 1U, 10U, f);
2107 FLAC__int16 e= ((FLAC__uint16)(buf[0])<<8 | (FLAC__uint16)(buf[1]))-0x3FFF;
2108 FLAC__int16 shift= 63-e;
2111 if(bytes_read==0U && eof_ok)
2113 else if(bytes_read<10U) {
2114 fprintf(stderr, "%s: ERROR: unexpected EOF\n", fn);
2117 else if((buf[0]>>7)==1U || e<0 || e>63) {
2118 fprintf(stderr, "%s: ERROR: invalid floating-point value\n", fn);
2122 for(i= 0U; i<8U; ++i)
2123 p|= (FLAC__uint64)(buf[i+2])<<(56U-i*8);
2124 *val= (FLAC__uint32)((p>>shift)+(p>>(shift-1) & 0x1));