48e2f01c |
1 | /* |
2 | * Copyright (C) 2013 nu774 |
3 | * For conditions of distribution and use, see copyright notice in COPYING |
4 | */ |
5 | #if HAVE_CONFIG_H |
6 | # include "config.h" |
7 | #endif |
8 | #if HAVE_STDINT_H |
9 | # include <stdint.h> |
10 | #endif |
11 | #include <stdio.h> |
12 | #include <stdlib.h> |
13 | #include <string.h> |
14 | #include <locale.h> |
15 | #include <errno.h> |
16 | #include <getopt.h> |
17 | #include "compat.h" |
18 | #include "wav_reader.h" |
19 | #include "aacenc.h" |
20 | #include "m4af.h" |
21 | #include "progress.h" |
22 | #include "version.h" |
23 | |
24 | #define PROGNAME "fdkaac" |
25 | |
26 | static |
27 | int read_callback(void *cookie, void *data, uint32_t size) |
28 | { |
29 | return fread(data, 1, size, (FILE*)cookie); |
30 | } |
31 | |
32 | static |
33 | int write_callback(void *cookie, const void *data, uint32_t size) |
34 | { |
35 | return fwrite(data, 1, size, (FILE*)cookie); |
36 | } |
37 | |
38 | static |
39 | int seek_callback(void *cookie, int64_t off, int whence) |
40 | { |
41 | return fseeko((FILE*)cookie, off, whence); |
42 | } |
43 | |
44 | static |
45 | int64_t tell_callback(void *cookie) |
46 | { |
47 | return ftello((FILE*)cookie); |
48 | } |
49 | |
50 | static |
51 | void usage(void) |
52 | { |
53 | printf( |
54 | PROGNAME " %s\n" |
55 | "Usage: " PROGNAME " [options] input_file\n" |
56 | "Options:\n" |
57 | " -h, --help Print this help message\n" |
58 | " -p, --profile <n> Profile (audio object type)\n" |
59 | " 2: MPEG-4 AAC LC (default)\n" |
60 | " 5: MPEG-4 HE-AAC (SBR)\n" |
61 | " 29: MPEG-4 HE-AAC v2 (SBR+PS)\n" |
62 | " 23: MPEG-4 AAC LD\n" |
63 | " 39: MPEG-4 AAC ELD\n" |
64 | " 129: MPEG-2 AAC LC\n" |
65 | " 132: MPEG-2 HE-AAC (SBR)\n" |
66 | " 156: MPEG-2 HE-AAC v2 (SBR+PS)\n" |
67 | " -b, --bitrate <n> Bitrate in bits per seconds (for CBR)\n" |
68 | " -m, --bitrate-mode <n> Bitrate configuration\n" |
69 | " 0: CBR (default)\n" |
70 | " 1-5: VBR\n" |
71 | " (VBR mode is not officially supported, and\n" |
72 | " works only on a certain combination of\n" |
73 | " parameter settings, sample rate, and\n" |
74 | " channel configuration)\n" |
75 | " -w, --bandwidth <n> Frequency bandwidth in Hz (AAC LC only)\n" |
76 | " -a, --afterurner <n> Afterburner\n" |
77 | " 0: Off\n" |
78 | " 1: On(default)\n" |
79 | " -L, --lowdelay-sbr Enable ELD-SBR (AAC ELD only)\n" |
80 | " -s, --sbr-signaling <n> SBR signaling mode\n" |
81 | " 0: Implicit, backward compatible(default)\n" |
82 | " 1: Explicit SBR and implicit PS\n" |
83 | " 2: Explicit hierarchical signaling\n" |
84 | " -f, --transport-format <n> Transport format\n" |
85 | " 0: RAW (default, muxed into M4A)\n" |
86 | " 1: ADIF\n" |
87 | " 2: ADTS\n" |
88 | " 6: LATM MCP=1\n" |
89 | " 7: LATM MCP=0\n" |
90 | " 10: LOAS/LATM (LATM within LOAS)\n" |
91 | " -c, --adts-crc-check Add CRC protection on ADTS header\n" |
92 | " -h, --header-period <n> StreamMuxConfig/PCE repetition period in\n" |
93 | " transport layer\n" |
94 | "\n" |
95 | " -o <filename> Output filename\n" |
96 | " --ignore-length Ignore length of WAV header\n" |
97 | "\n" |
98 | "Tagging options:\n" |
99 | " --title <string>\n" |
100 | " --artist <string>\n" |
101 | " --album <string>\n" |
102 | " --genre <string>\n" |
103 | " --date <string>\n" |
104 | " --composer <string>\n" |
105 | " --grouping <string>\n" |
106 | " --comment <string>\n" |
107 | " --album-artist <string>\n" |
108 | " --track <number[/total]>\n" |
109 | " --disk <number[/total]>\n" |
110 | " --tempo <n>\n" |
111 | , fdkaac_version); |
112 | } |
113 | |
114 | typedef struct aacenc_tag_entry_t { |
115 | uint32_t tag; |
116 | const char *data; |
117 | } aacenc_tag_entry_t; |
118 | |
119 | typedef struct aacenc_param_ex_t { |
120 | AACENC_PARAMS |
121 | |
122 | char *input_filename; |
123 | char *output_filename; |
124 | unsigned ignore_length; |
125 | |
126 | aacenc_tag_entry_t *tag_table; |
127 | unsigned tag_count; |
128 | unsigned tag_table_capacity; |
129 | } aacenc_param_ex_t; |
130 | |
131 | static |
132 | int parse_options(int argc, char **argv, aacenc_param_ex_t *params) |
133 | { |
134 | int ch; |
135 | unsigned n; |
136 | aacenc_tag_entry_t *tag; |
137 | |
138 | static struct option long_options[] = { |
139 | { "help", no_argument, 0, 'h' }, |
140 | { "profile", required_argument, 0, 'p' }, |
141 | { "bitrate", required_argument, 0, 'b' }, |
142 | { "biterate-mode", required_argument, 0, 'm' }, |
143 | { "bandwidth", required_argument, 0, 'w' }, |
144 | { "afterburner", required_argument, 0, 'a' }, |
145 | { "lowdelay-sbr", no_argument, 0, 'L' }, |
146 | { "sbr-signaling", required_argument, 0, 's' }, |
147 | { "transport-format", required_argument, 0, 'f' }, |
148 | { "adts-crc-check", no_argument, 0, 'c' }, |
149 | { "header-period", required_argument, 0, 'P' }, |
150 | |
151 | { "ignore-length", no_argument, 0, 'I' }, |
152 | |
153 | { "title", required_argument, 0, M4AF_TAG_TITLE }, |
154 | { "artist", required_argument, 0, M4AF_TAG_ARTIST }, |
155 | { "album", required_argument, 0, M4AF_TAG_ALBUM }, |
156 | { "genre", required_argument, 0, M4AF_TAG_GENRE }, |
157 | { "date", required_argument, 0, M4AF_TAG_DATE }, |
158 | { "composer", required_argument, 0, M4AF_TAG_COMPOSER }, |
159 | { "grouping", required_argument, 0, M4AF_TAG_GROUPING }, |
160 | { "comment", required_argument, 0, M4AF_TAG_COMMENT }, |
161 | { "album-artist", required_argument, 0, M4AF_TAG_ALBUM_ARTIST }, |
162 | { "track", required_argument, 0, M4AF_TAG_TRACK }, |
163 | { "disk", required_argument, 0, M4AF_TAG_DISK }, |
164 | { "tempo", required_argument, 0, M4AF_TAG_TEMPO }, |
165 | }; |
166 | params->afterburner = 1; |
167 | |
168 | aacenc_getmainargs(&argc, &argv); |
169 | while ((ch = getopt_long(argc, argv, "hp:b:m:w:a:Ls:f:cP:Io:", |
170 | long_options, 0)) != EOF) { |
171 | switch (ch) { |
172 | case 'h': |
173 | return usage(), -1; |
174 | case 'p': |
175 | if (sscanf(optarg, "%u", &n) != 1) { |
176 | fprintf(stderr, "invalid arg for profile\n"); |
177 | return -1; |
178 | } |
179 | params->profile = n; |
180 | break; |
181 | case 'b': |
182 | if (sscanf(optarg, "%u", &n) != 1) { |
183 | fprintf(stderr, "invalid arg for bitrate\n"); |
184 | return -1; |
185 | } |
186 | params->bitrate = n; |
187 | break; |
188 | case 'm': |
189 | if (sscanf(optarg, "%u", &n) != 1 || n > 5) { |
190 | fprintf(stderr, "invalid arg for bitrate-mode\n"); |
191 | return -1; |
192 | } |
193 | params->bitrate_mode = n; |
194 | break; |
195 | case 'w': |
196 | if (sscanf(optarg, "%u", &n) != 1) { |
197 | fprintf(stderr, "invalid arg for bandwidth\n"); |
198 | return -1; |
199 | } |
200 | params->bandwidth = n; |
201 | break; |
202 | case 'a': |
203 | if (sscanf(optarg, "%u", &n) != 1 || n > 1) { |
204 | fprintf(stderr, "invalid arg for afterburner\n"); |
205 | return -1; |
206 | } |
207 | params->afterburner = n; |
208 | break; |
209 | case 'L': |
210 | params->lowdelay_sbr = 1; |
211 | break; |
212 | case 's': |
213 | if (sscanf(optarg, "%u", &n) != 1 || n > 2) { |
214 | fprintf(stderr, "invalid arg for sbr-signaling\n"); |
215 | return -1; |
216 | } |
217 | params->sbr_signaling = n; |
218 | break; |
219 | case 'f': |
220 | if (sscanf(optarg, "%u", &n) != 1) { |
221 | fprintf(stderr, "invalid arg for transport-format\n"); |
222 | return -1; |
223 | } |
224 | params->transport_format = n; |
225 | break; |
226 | case 'c': |
227 | params->adts_crc_check = 1; |
228 | break; |
229 | case 'P': |
230 | if (sscanf(optarg, "%u", &n) != 1) { |
231 | fprintf(stderr, "invalid arg for header-period\n"); |
232 | return -1; |
233 | } |
234 | params->header_period = n; |
235 | break; |
236 | case 'o': |
237 | params->output_filename = optarg; |
238 | break; |
239 | case 'I': |
240 | params->ignore_length = 1; |
241 | break; |
242 | case M4AF_TAG_TITLE: |
243 | case M4AF_TAG_ARTIST: |
244 | case M4AF_TAG_ALBUM: |
245 | case M4AF_TAG_GENRE: |
246 | case M4AF_TAG_DATE: |
247 | case M4AF_TAG_COMPOSER: |
248 | case M4AF_TAG_GROUPING: |
249 | case M4AF_TAG_COMMENT: |
250 | case M4AF_TAG_ALBUM_ARTIST: |
251 | case M4AF_TAG_TRACK: |
252 | case M4AF_TAG_DISK: |
253 | case M4AF_TAG_TEMPO: |
254 | if (params->tag_count == params->tag_table_capacity) { |
255 | unsigned newsize = params->tag_table_capacity; |
256 | newsize = newsize ? newsize * 2 : 1; |
257 | params->tag_table = |
258 | realloc(params->tag_table, |
259 | newsize * sizeof(aacenc_tag_entry_t)); |
260 | params->tag_table_capacity = newsize; |
261 | } |
262 | tag = params->tag_table + params->tag_count; |
263 | tag->tag = ch; |
264 | tag->data = optarg; |
265 | params->tag_count++; |
266 | break; |
267 | default: |
268 | return usage(), -1; |
269 | } |
270 | } |
271 | if (argc == optind) |
272 | return usage(), -1; |
273 | if (!params->bitrate && !params->bitrate_mode) { |
274 | fprintf(stderr, "bitrate or bitrate-mode is mandatory\n"); |
275 | return -1; |
276 | } |
277 | if (params->output_filename && !strcmp(params->output_filename, "-") && |
278 | !params->transport_format) { |
279 | fprintf(stderr, "stdout streaming is not available on M4A output\n"); |
280 | return -1; |
281 | } |
282 | if (params->bitrate && params->bitrate < 10000) |
283 | params->bitrate *= 1000; |
284 | params->input_filename = argv[optind]; |
285 | return 0; |
286 | }; |
287 | |
288 | static |
289 | int write_sample(FILE *ofp, m4af_writer_t *m4af, |
290 | const void *data, uint32_t size, uint32_t duration) |
291 | { |
292 | if (!m4af) { |
293 | if (fwrite(data, 1, size, ofp) < 0) { |
294 | fprintf(stderr, "ERROR: fwrite(): %s\n", strerror(errno)); |
295 | return -1; |
296 | } |
297 | } else if (m4af_write_sample(m4af, 0, data, size, duration) < 0) { |
298 | fprintf(stderr, "ERROR: failed to write m4a sample\n"); |
299 | return -1; |
300 | } |
301 | return 0; |
302 | } |
303 | |
304 | static |
305 | int encode(wav_reader_t *wavf, HANDLE_AACENCODER encoder, |
306 | uint32_t frame_length, FILE *ofp, m4af_writer_t *m4af) |
307 | { |
308 | uint8_t *ibuf = 0; |
309 | int16_t *pcmbuf = 0; |
310 | uint32_t pcmsize = 0; |
311 | uint8_t *obuf = 0; |
312 | uint32_t olen; |
313 | uint32_t osize = 0; |
314 | int nread = 1; |
315 | int consumed; |
316 | int rc = -1; |
317 | int frames_written = 0; |
318 | aacenc_progress_t progress = { 0 }; |
319 | const pcm_sample_description_t *format = wav_get_format(wavf); |
320 | |
321 | ibuf = malloc(frame_length * format->bytes_per_frame); |
322 | aacenc_progress_init(&progress, wav_get_length(wavf), format->sample_rate); |
323 | do { |
324 | if (nread) { |
325 | if ((nread = wav_read_frames(wavf, ibuf, frame_length)) < 0) { |
326 | fprintf(stderr, "ERROR: read failed\n"); |
327 | goto END; |
328 | } else if (nread > 0) { |
329 | if (pcm_convert_to_native_sint16(format, ibuf, nread, |
330 | &pcmbuf, &pcmsize) < 0) { |
331 | fprintf(stderr, "ERROR: unsupported sample format\n"); |
332 | goto END; |
333 | } |
334 | } |
335 | aacenc_progress_update(&progress, wav_get_position(wavf), |
336 | format->sample_rate * 2); |
337 | } |
338 | if ((consumed = aac_encode_frame(encoder, format, pcmbuf, nread, |
339 | &obuf, &olen, &osize)) < 0) |
340 | goto END; |
341 | if (olen > 0) { |
342 | if (write_sample(ofp, m4af, obuf, olen, frame_length) < 0) |
343 | goto END; |
344 | ++frames_written; |
345 | } |
346 | } while (nread > 0 || olen > 0); |
347 | aacenc_progress_finish(&progress, wav_get_position(wavf)); |
348 | rc = frames_written; |
349 | END: |
350 | if (ibuf) free(ibuf); |
351 | if (pcmbuf) free(pcmbuf); |
352 | if (obuf) free(obuf); |
353 | return rc; |
354 | } |
355 | |
356 | static |
357 | int finalize_m4a(m4af_writer_t *m4af, const aacenc_param_ex_t *params, |
358 | HANDLE_AACENCODER encoder) |
359 | { |
360 | unsigned i; |
361 | aacenc_tag_entry_t *tag = params->tag_table; |
362 | |
363 | for (i = 0; i < params->tag_count; ++i, ++tag) { |
364 | switch (tag->tag) { |
365 | case M4AF_TAG_TRACK: |
366 | { |
367 | unsigned m, n = 0; |
368 | if (sscanf(tag->data, "%u/%u", &m, &n) >= 1) |
369 | m4af_add_itmf_track_tag(m4af, m, n); |
370 | break; |
371 | } |
372 | case M4AF_TAG_DISK: |
373 | { |
374 | unsigned m, n = 0; |
375 | if (sscanf(tag->data, "%u/%u", &m, &n) >= 1) |
376 | m4af_add_itmf_disk_tag(m4af, m, n); |
377 | break; |
378 | } |
379 | case M4AF_TAG_TEMPO: |
380 | { |
381 | unsigned n; |
382 | if (sscanf(tag->data, "%u", &n) == 1) |
383 | m4af_add_itmf_int16_tag(m4af, tag->tag, n); |
384 | break; |
385 | } |
386 | default: |
387 | { |
388 | char *u8 = aacenc_to_utf8(tag->data); |
389 | m4af_add_itmf_string_tag(m4af, tag->tag, u8); |
390 | free(u8); |
391 | } |
392 | } |
393 | } |
394 | { |
395 | char tool_info[256]; |
396 | char *p = tool_info; |
397 | LIB_INFO *lib_info = 0; |
398 | |
399 | p += sprintf(p, PROGNAME " %s, ", fdkaac_version); |
400 | |
d1ce2536 |
401 | lib_info = calloc(FDK_MODULE_LAST, sizeof(LIB_INFO)); |
48e2f01c |
402 | if (aacEncGetLibInfo(lib_info) == AACENC_OK) { |
403 | for (i = 0; i < FDK_MODULE_LAST; ++i) |
404 | if (lib_info[i].module_id == FDK_AACENC) |
405 | break; |
406 | p += sprintf(p, "libfdk-aac %s, ", lib_info[i].versionStr); |
407 | } |
408 | free(lib_info); |
409 | if (params->bitrate_mode) |
410 | sprintf(p, "VBR mode %d", params->bitrate_mode); |
411 | else |
112fdaf4 |
412 | sprintf(p, "CBR %dkbps", |
413 | aacEncoder_GetParam(encoder, AACENC_BITRATE) / 1000); |
48e2f01c |
414 | |
415 | m4af_add_itmf_string_tag(m4af, M4AF_TAG_TOOL, tool_info); |
416 | } |
417 | if (m4af_finalize(m4af) < 0) { |
418 | fprintf(stderr, "ERROR: failed to finalize m4a\n"); |
419 | return -1; |
420 | } |
421 | return 0; |
422 | } |
423 | |
af8fa38d |
424 | static |
425 | const char *basename(const char *filename) |
426 | { |
427 | char *p = strrchr(filename, '/'); |
428 | #ifdef _WIN32 |
429 | char *q = strrchr(filename, '\\'); |
430 | if (p < q) p = q; |
431 | #endif |
432 | return p ? p + 1 : filename; |
433 | } |
434 | |
435 | static |
436 | char *generate_output_filename(const char *filename, const char *ext) |
437 | { |
438 | char *p = 0; |
439 | size_t ext_len = strlen(ext); |
440 | |
441 | if (strcmp(filename, "-") == 0) { |
442 | p = malloc(ext_len + 6); |
443 | sprintf(p, "stdin%s", ext); |
444 | } else { |
445 | const char *base = basename(filename); |
446 | size_t ilen = strlen(base); |
447 | const char *ext_org = strrchr(base, '.'); |
448 | if (ext_org) ilen = ext_org - base; |
449 | p = malloc(ilen + ext_len + 1); |
450 | sprintf(p, "%.*s%s", ilen, base, ext); |
451 | } |
452 | return p; |
453 | } |
454 | |
48e2f01c |
455 | int main(int argc, char **argv) |
456 | { |
457 | wav_io_context_t wav_io = { read_callback, seek_callback }; |
458 | m4af_io_callbacks_t m4af_io = { |
459 | write_callback, seek_callback, tell_callback }; |
460 | aacenc_param_ex_t params = { 0 }; |
461 | |
462 | int result = 2; |
463 | FILE *ifp = 0; |
464 | FILE *ofp = 0; |
465 | char *output_filename = 0; |
466 | wav_reader_t *wavf = 0; |
467 | HANDLE_AACENCODER encoder = 0; |
468 | AACENC_InfoStruct aacinfo = { 0 }; |
469 | m4af_writer_t *m4af = 0; |
470 | const pcm_sample_description_t *sample_format; |
471 | int downsampled_timescale = 0; |
472 | int frame_count = 0; |
473 | |
474 | setlocale(LC_CTYPE, ""); |
475 | setbuf(stderr, 0); |
476 | |
477 | if (parse_options(argc, argv, ¶ms) < 0) |
478 | return 1; |
479 | |
480 | if ((ifp = aacenc_fopen(params.input_filename, "rb")) == 0) { |
481 | aacenc_fprintf(stderr, "ERROR: %s: %s\n", params.input_filename, |
482 | strerror(errno)); |
483 | goto END; |
484 | } |
485 | |
486 | if (ifp == stdin) |
487 | wav_io.seek = 0; |
488 | |
489 | if ((wavf = wav_open(&wav_io, ifp, params.ignore_length)) == 0) { |
490 | fprintf(stderr, "ERROR: broken / unsupported input file\n"); |
491 | goto END; |
492 | } |
493 | sample_format = wav_get_format(wavf); |
494 | |
495 | if (aacenc_init(&encoder, (aacenc_param_t*)¶ms, sample_format, |
496 | &aacinfo) < 0) |
497 | goto END; |
498 | |
499 | if (!params.output_filename) { |
af8fa38d |
500 | const char *ext = params.transport_format ? ".aac" : ".m4a"; |
501 | output_filename = generate_output_filename(params.input_filename, ext); |
48e2f01c |
502 | params.output_filename = output_filename; |
503 | } |
504 | |
505 | if ((ofp = aacenc_fopen(params.output_filename, "wb")) == 0) { |
506 | aacenc_fprintf(stderr, "ERROR: %s: %s\n", params.output_filename, |
507 | strerror(errno)); |
508 | goto END; |
509 | } |
510 | if (!params.transport_format) { |
511 | uint32_t scale; |
512 | unsigned framelen = aacinfo.frameLength; |
513 | int sbr_mode = aacenc_is_sbr_active((aacenc_param_t*)¶ms); |
514 | int sig_mode = aacEncoder_GetParam(encoder, AACENC_SIGNALING_MODE); |
515 | if (sbr_mode && !sig_mode) |
516 | downsampled_timescale = 1; |
517 | scale = sample_format->sample_rate >> downsampled_timescale; |
518 | if ((m4af = m4af_create(M4AF_CODEC_MP4A, scale, &m4af_io, ofp)) < 0) |
519 | goto END; |
520 | m4af_decoder_specific_info(m4af, 0, aacinfo.confBuf, aacinfo.confSize); |
521 | m4af_set_fixed_frame_duration(m4af, 0, |
522 | framelen >> downsampled_timescale); |
523 | m4af_begin_write(m4af); |
524 | } |
525 | frame_count = encode(wavf, encoder, aacinfo.frameLength, ofp, m4af); |
526 | if (frame_count < 0) |
527 | goto END; |
528 | if (m4af) { |
529 | uint32_t delay = aacinfo.encoderDelay; |
530 | int64_t frames_read = wav_get_position(wavf); |
531 | uint32_t padding = frame_count * aacinfo.frameLength |
532 | - frames_read - aacinfo.encoderDelay; |
533 | m4af_set_priming(m4af, 0, delay >> downsampled_timescale, |
534 | padding >> downsampled_timescale); |
535 | if (finalize_m4a(m4af, ¶ms, encoder) < 0) |
536 | goto END; |
537 | } |
538 | result = 0; |
539 | END: |
540 | if (wavf) wav_teardown(&wavf); |
541 | if (ifp) fclose(ifp); |
542 | if (m4af) m4af_teardown(&m4af); |
543 | if (ofp) fclose(ofp); |
544 | if (encoder) aacEncClose(&encoder); |
545 | if (output_filename) free(output_filename); |
546 | if (params.tag_table) free(params.tag_table); |
547 | |
548 | return result; |
549 | } |