QT RLE encoder
[libav.git] / ffmpeg.c
1 /*
2 * FFmpeg main
3 * Copyright (c) 2000-2003 Fabrice Bellard
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22 #include <signal.h>
23 #include <limits.h>
24 #include "avformat.h"
25 #include "swscale.h"
26 #include "framehook.h"
27 #include "opt.h"
28 #include "fifo.h"
29 #include "avstring.h"
30
31 #ifdef __MINGW32__
32 #include <conio.h>
33 #else
34 #include <unistd.h>
35 #include <fcntl.h>
36 #include <sys/ioctl.h>
37 #include <sys/time.h>
38 #include <termios.h>
39 #include <sys/resource.h>
40 #endif
41 #ifdef CONFIG_OS2
42 #include <sys/types.h>
43 #include <sys/select.h>
44 #include <stdlib.h>
45 #endif
46 #undef time //needed because HAVE_AV_CONFIG_H is defined on top
47 #include <time.h>
48
49 #include "version.h"
50 #include "cmdutils.h"
51
52 #undef NDEBUG
53 #include <assert.h>
54
55 #if !defined(INFINITY) && defined(HUGE_VAL)
56 #define INFINITY HUGE_VAL
57 #endif
58
59 #undef exit
60
61 /* select an input stream for an output stream */
62 typedef struct AVStreamMap {
63 int file_index;
64 int stream_index;
65 int sync_file_index;
66 int sync_stream_index;
67 } AVStreamMap;
68
69 /** select an input file for an output file */
70 typedef struct AVMetaDataMap {
71 int out_file;
72 int in_file;
73 } AVMetaDataMap;
74
75 extern const OptionDef options[];
76
77 static void show_help(void);
78 static void show_license(void);
79 static int opt_default(const char *opt, const char *arg);
80
81 #define MAX_FILES 20
82
83 static AVFormatContext *input_files[MAX_FILES];
84 static int64_t input_files_ts_offset[MAX_FILES];
85 static int nb_input_files = 0;
86
87 static AVFormatContext *output_files[MAX_FILES];
88 static int nb_output_files = 0;
89
90 static AVStreamMap stream_maps[MAX_FILES];
91 static int nb_stream_maps;
92
93 static AVMetaDataMap meta_data_maps[MAX_FILES];
94 static int nb_meta_data_maps;
95
96 static AVInputFormat *file_iformat;
97 static AVOutputFormat *file_oformat;
98 static int frame_width = 0;
99 static int frame_height = 0;
100 static float frame_aspect_ratio = 0;
101 static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
102 static int frame_padtop = 0;
103 static int frame_padbottom = 0;
104 static int frame_padleft = 0;
105 static int frame_padright = 0;
106 static int padcolor[3] = {16,128,128}; /* default to black */
107 static int frame_topBand = 0;
108 static int frame_bottomBand = 0;
109 static int frame_leftBand = 0;
110 static int frame_rightBand = 0;
111 static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
112 static AVRational frame_rate = (AVRational) {25,1};
113 static float video_qscale = 0;
114 static int video_qdiff = 3;
115 static uint16_t *intra_matrix = NULL;
116 static uint16_t *inter_matrix = NULL;
117 #if 0 //experimental, (can be removed)
118 static float video_rc_qsquish=1.0;
119 static float video_rc_qmod_amp=0;
120 static int video_rc_qmod_freq=0;
121 #endif
122 static char *video_rc_override_string=NULL;
123 static char *video_rc_eq="tex^qComp";
124 static int me_method = ME_EPZS;
125 static int video_disable = 0;
126 static int video_discard = 0;
127 static int video_codec_id = CODEC_ID_NONE;
128 static int video_codec_tag = 0;
129 static int same_quality = 0;
130 static int do_deinterlace = 0;
131 static int strict = 0;
132 static int top_field_first = -1;
133 static int me_threshold = 0;
134 static int intra_dc_precision = 8;
135 static int loop_input = 0;
136 static int loop_output = AVFMT_NOOUTPUTLOOP;
137 static int qp_hist = 0;
138
139 static int intra_only = 0;
140 static int audio_sample_rate = 44100;
141 #define QSCALE_NONE -99999
142 static float audio_qscale = QSCALE_NONE;
143 static int audio_disable = 0;
144 static int audio_channels = 1;
145 static int audio_codec_id = CODEC_ID_NONE;
146 static int audio_codec_tag = 0;
147 static char *audio_language = NULL;
148
149 static int subtitle_codec_id = CODEC_ID_NONE;
150 static char *subtitle_language = NULL;
151
152 static float mux_preload= 0.5;
153 static float mux_max_delay= 0.7;
154
155 static int64_t recording_time = 0;
156 static int64_t start_time = 0;
157 static int64_t rec_timestamp = 0;
158 static int64_t input_ts_offset = 0;
159 static int file_overwrite = 0;
160 static char *str_title = NULL;
161 static char *str_author = NULL;
162 static char *str_copyright = NULL;
163 static char *str_comment = NULL;
164 static char *str_album = NULL;
165 static int do_benchmark = 0;
166 static int do_hex_dump = 0;
167 static int do_pkt_dump = 0;
168 static int do_psnr = 0;
169 static int do_pass = 0;
170 static char *pass_logfilename = NULL;
171 static int audio_stream_copy = 0;
172 static int video_stream_copy = 0;
173 static int subtitle_stream_copy = 0;
174 static int video_sync_method= 1;
175 static int audio_sync_method= 0;
176 static int copy_ts= 0;
177 static int opt_shortest = 0; //
178 static int video_global_header = 0;
179 static char *vstats_filename;
180 static FILE *fvstats;
181
182 static int rate_emu = 0;
183
184 static int video_channel = 0;
185 static char *video_standard;
186
187 static int audio_volume = 256;
188
189 static int using_stdin = 0;
190 static int using_vhook = 0;
191 static int verbose = 1;
192 static int thread_count= 1;
193 static int q_pressed = 0;
194 static int64_t video_size = 0;
195 static int64_t audio_size = 0;
196 static int64_t extra_size = 0;
197 static int nb_frames_dup = 0;
198 static int nb_frames_drop = 0;
199 static int input_sync;
200 static uint64_t limit_filesize = 0; //
201
202 static int pgmyuv_compatibility_hack=0;
203 static int dts_delta_threshold = 10;
204
205 static int sws_flags = SWS_BICUBIC;
206
207 static const char **opt_names;
208 static int opt_name_count;
209 static AVCodecContext *avctx_opts[CODEC_TYPE_NB];
210 static AVFormatContext *avformat_opts;
211 static struct SwsContext *sws_opts;
212 static int64_t timer_start;
213
214 static AVBitStreamFilterContext *video_bitstream_filters=NULL;
215 static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
216 static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
217
218 #define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
219
220 struct AVInputStream;
221
222 typedef struct AVOutputStream {
223 int file_index; /* file index */
224 int index; /* stream index in the output file */
225 int source_index; /* AVInputStream index */
226 AVStream *st; /* stream in the output file */
227 int encoding_needed; /* true if encoding needed for this stream */
228 int frame_number;
229 /* input pts and corresponding output pts
230 for A/V sync */
231 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
232 struct AVInputStream *sync_ist; /* input stream to sync against */
233 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
234 /* video only */
235 int video_resample;
236 AVFrame pict_tmp; /* temporary image for resampling */
237 struct SwsContext *img_resample_ctx; /* for image resampling */
238 int resample_height;
239
240 int video_crop;
241 int topBand; /* cropping area sizes */
242 int leftBand;
243
244 int video_pad;
245 int padtop; /* padding area sizes */
246 int padbottom;
247 int padleft;
248 int padright;
249
250 /* audio only */
251 int audio_resample;
252 ReSampleContext *resample; /* for audio resampling */
253 AVFifoBuffer fifo; /* for compression: one audio fifo per codec */
254 FILE *logfile;
255 } AVOutputStream;
256
257 typedef struct AVInputStream {
258 int file_index;
259 int index;
260 AVStream *st;
261 int discard; /* true if stream data should be discarded */
262 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
263 int64_t sample_index; /* current sample */
264
265 int64_t start; /* time when read started */
266 unsigned long frame; /* current frame */
267 int64_t next_pts; /* synthetic pts for cases where pkt.pts
268 is not defined */
269 int64_t pts; /* current pts */
270 int is_start; /* is 1 at the start and after a discontinuity */
271 } AVInputStream;
272
273 typedef struct AVInputFile {
274 int eof_reached; /* true if eof reached */
275 int ist_index; /* index of first stream in ist_table */
276 int buffer_size; /* current total buffer size */
277 int nb_streams; /* nb streams we are aware of */
278 } AVInputFile;
279
280 #ifndef __MINGW32__
281
282 /* init terminal so that we can grab keys */
283 static struct termios oldtty;
284 #endif
285
286 static void term_exit(void)
287 {
288 #ifndef __MINGW32__
289 tcsetattr (0, TCSANOW, &oldtty);
290 #endif
291 }
292
293 static volatile sig_atomic_t received_sigterm = 0;
294
295 static void
296 sigterm_handler(int sig)
297 {
298 received_sigterm = sig;
299 term_exit();
300 }
301
302 static void term_init(void)
303 {
304 #ifndef __MINGW32__
305 struct termios tty;
306
307 tcgetattr (0, &tty);
308 oldtty = tty;
309
310 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
311 |INLCR|IGNCR|ICRNL|IXON);
312 tty.c_oflag |= OPOST;
313 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
314 tty.c_cflag &= ~(CSIZE|PARENB);
315 tty.c_cflag |= CS8;
316 tty.c_cc[VMIN] = 1;
317 tty.c_cc[VTIME] = 0;
318
319 tcsetattr (0, TCSANOW, &tty);
320 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
321 #endif
322
323 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
324 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
325 /*
326 register a function to be called at normal program termination
327 */
328 atexit(term_exit);
329 #ifdef CONFIG_BEOS_NETSERVER
330 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
331 #endif
332 }
333
334 /* read a key without blocking */
335 static int read_key(void)
336 {
337 #ifdef __MINGW32__
338 if(kbhit())
339 return(getch());
340 #else
341 int n = 1;
342 unsigned char ch;
343 #ifndef CONFIG_BEOS_NETSERVER
344 struct timeval tv;
345 fd_set rfds;
346
347 FD_ZERO(&rfds);
348 FD_SET(0, &rfds);
349 tv.tv_sec = 0;
350 tv.tv_usec = 0;
351 n = select(1, &rfds, NULL, NULL, &tv);
352 #endif
353 if (n > 0) {
354 n = read(0, &ch, 1);
355 if (n == 1)
356 return ch;
357
358 return n;
359 }
360 #endif
361 return -1;
362 }
363
364 static int decode_interrupt_cb(void)
365 {
366 return q_pressed || (q_pressed = read_key() == 'q');
367 }
368
369 static int read_ffserver_streams(AVFormatContext *s, const char *filename)
370 {
371 int i, err;
372 AVFormatContext *ic;
373
374 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
375 if (err < 0)
376 return err;
377 /* copy stream format */
378 s->nb_streams = ic->nb_streams;
379 for(i=0;i<ic->nb_streams;i++) {
380 AVStream *st;
381
382 // FIXME: a more elegant solution is needed
383 st = av_mallocz(sizeof(AVStream));
384 memcpy(st, ic->streams[i], sizeof(AVStream));
385 st->codec = avcodec_alloc_context();
386 memcpy(st->codec, ic->streams[i]->codec, sizeof(AVCodecContext));
387 s->streams[i] = st;
388 }
389
390 av_close_input_file(ic);
391 return 0;
392 }
393
394 static double
395 get_sync_ipts(const AVOutputStream *ost)
396 {
397 const AVInputStream *ist = ost->sync_ist;
398 return (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/AV_TIME_BASE;
399 }
400
401 static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
402 while(bsfc){
403 AVPacket new_pkt= *pkt;
404 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
405 &new_pkt.data, &new_pkt.size,
406 pkt->data, pkt->size,
407 pkt->flags & PKT_FLAG_KEY);
408 if(a){
409 av_free_packet(pkt);
410 new_pkt.destruct= av_destruct_packet;
411 }
412 *pkt= new_pkt;
413
414 bsfc= bsfc->next;
415 }
416
417 av_interleaved_write_frame(s, pkt);
418 }
419
420 #define MAX_AUDIO_PACKET_SIZE (128 * 1024)
421
422 static void do_audio_out(AVFormatContext *s,
423 AVOutputStream *ost,
424 AVInputStream *ist,
425 unsigned char *buf, int size)
426 {
427 uint8_t *buftmp;
428 static uint8_t *audio_buf = NULL;
429 static uint8_t *audio_out = NULL;
430 const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
431
432 int size_out, frame_bytes, ret;
433 AVCodecContext *enc= ost->st->codec;
434
435 /* SC: dynamic allocation of buffers */
436 if (!audio_buf)
437 audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
438 if (!audio_out)
439 audio_out = av_malloc(audio_out_size);
440 if (!audio_buf || !audio_out)
441 return; /* Should signal an error ! */
442
443 if(audio_sync_method){
444 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
445 - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2);
446 double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
447 int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
448
449 //FIXME resample delay
450 if(fabs(delta) > 50){
451 if(ist->is_start){
452 if(byte_delta < 0){
453 byte_delta= FFMAX(byte_delta, -size);
454 size += byte_delta;
455 buf -= byte_delta;
456 if(verbose > 2)
457 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
458 if(!size)
459 return;
460 ist->is_start=0;
461 }else{
462 static uint8_t *input_tmp= NULL;
463 input_tmp= av_realloc(input_tmp, byte_delta + size);
464
465 if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
466 ist->is_start=0;
467 else
468 byte_delta= MAX_AUDIO_PACKET_SIZE - size;
469
470 memset(input_tmp, 0, byte_delta);
471 memcpy(input_tmp + byte_delta, buf, size);
472 buf= input_tmp;
473 size += byte_delta;
474 if(verbose > 2)
475 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
476 }
477 }else if(audio_sync_method>1){
478 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
479 assert(ost->audio_resample);
480 if(verbose > 2)
481 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
482 // fprintf(stderr, "drift:%f len:%d opts:%"PRId64" ipts:%"PRId64" fifo:%d\n", delta, -1, ost->sync_opts, (int64_t)(get_sync_ipts(ost) * enc->sample_rate), av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2));
483 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
484 }
485 }
486 }else
487 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
488 - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
489
490 if (ost->audio_resample) {
491 buftmp = audio_buf;
492 size_out = audio_resample(ost->resample,
493 (short *)buftmp, (short *)buf,
494 size / (ist->st->codec->channels * 2));
495 size_out = size_out * enc->channels * 2;
496 } else {
497 buftmp = buf;
498 size_out = size;
499 }
500
501 /* now encode as many frames as possible */
502 if (enc->frame_size > 1) {
503 /* output resampled raw samples */
504 av_fifo_write(&ost->fifo, buftmp, size_out);
505
506 frame_bytes = enc->frame_size * 2 * enc->channels;
507
508 while (av_fifo_read(&ost->fifo, audio_buf, frame_bytes) == 0) {
509 AVPacket pkt;
510 av_init_packet(&pkt);
511
512 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
513 (short *)audio_buf);
514 audio_size += ret;
515 pkt.stream_index= ost->index;
516 pkt.data= audio_out;
517 pkt.size= ret;
518 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
519 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
520 pkt.flags |= PKT_FLAG_KEY;
521 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
522
523 ost->sync_opts += enc->frame_size;
524 }
525 } else {
526 AVPacket pkt;
527 av_init_packet(&pkt);
528
529 ost->sync_opts += size_out / (2 * enc->channels);
530
531 /* output a pcm frame */
532 /* XXX: change encoding codec API to avoid this ? */
533 switch(enc->codec->id) {
534 case CODEC_ID_PCM_S32LE:
535 case CODEC_ID_PCM_S32BE:
536 case CODEC_ID_PCM_U32LE:
537 case CODEC_ID_PCM_U32BE:
538 size_out = size_out << 1;
539 break;
540 case CODEC_ID_PCM_S24LE:
541 case CODEC_ID_PCM_S24BE:
542 case CODEC_ID_PCM_U24LE:
543 case CODEC_ID_PCM_U24BE:
544 case CODEC_ID_PCM_S24DAUD:
545 size_out = size_out / 2 * 3;
546 break;
547 case CODEC_ID_PCM_S16LE:
548 case CODEC_ID_PCM_S16BE:
549 case CODEC_ID_PCM_U16LE:
550 case CODEC_ID_PCM_U16BE:
551 break;
552 default:
553 size_out = size_out >> 1;
554 break;
555 }
556 ret = avcodec_encode_audio(enc, audio_out, size_out,
557 (short *)buftmp);
558 audio_size += ret;
559 pkt.stream_index= ost->index;
560 pkt.data= audio_out;
561 pkt.size= ret;
562 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
563 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
564 pkt.flags |= PKT_FLAG_KEY;
565 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
566 }
567 }
568
569 static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
570 {
571 AVCodecContext *dec;
572 AVPicture *picture2;
573 AVPicture picture_tmp;
574 uint8_t *buf = 0;
575
576 dec = ist->st->codec;
577
578 /* deinterlace : must be done before any resize */
579 if (do_deinterlace || using_vhook) {
580 int size;
581
582 /* create temporary picture */
583 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
584 buf = av_malloc(size);
585 if (!buf)
586 return;
587
588 picture2 = &picture_tmp;
589 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
590
591 if (do_deinterlace){
592 if(avpicture_deinterlace(picture2, picture,
593 dec->pix_fmt, dec->width, dec->height) < 0) {
594 /* if error, do not deinterlace */
595 av_free(buf);
596 buf = NULL;
597 picture2 = picture;
598 }
599 } else {
600 av_picture_copy(picture2, picture, dec->pix_fmt, dec->width, dec->height);
601 }
602 } else {
603 picture2 = picture;
604 }
605
606 frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height,
607 1000000 * ist->pts / AV_TIME_BASE);
608
609 if (picture != picture2)
610 *picture = *picture2;
611 *bufp = buf;
612 }
613
614 /* we begin to correct av delay at this threshold */
615 #define AV_DELAY_MAX 0.100
616
617 static void do_subtitle_out(AVFormatContext *s,
618 AVOutputStream *ost,
619 AVInputStream *ist,
620 AVSubtitle *sub,
621 int64_t pts)
622 {
623 static uint8_t *subtitle_out = NULL;
624 int subtitle_out_max_size = 65536;
625 int subtitle_out_size, nb, i;
626 AVCodecContext *enc;
627 AVPacket pkt;
628
629 if (pts == AV_NOPTS_VALUE) {
630 fprintf(stderr, "Subtitle packets must have a pts\n");
631 return;
632 }
633
634 enc = ost->st->codec;
635
636 if (!subtitle_out) {
637 subtitle_out = av_malloc(subtitle_out_max_size);
638 }
639
640 /* Note: DVB subtitle need one packet to draw them and one other
641 packet to clear them */
642 /* XXX: signal it in the codec context ? */
643 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
644 nb = 2;
645 else
646 nb = 1;
647
648 for(i = 0; i < nb; i++) {
649 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
650 subtitle_out_max_size, sub);
651
652 av_init_packet(&pkt);
653 pkt.stream_index = ost->index;
654 pkt.data = subtitle_out;
655 pkt.size = subtitle_out_size;
656 pkt.pts = av_rescale_q(av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q) + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ost->st->time_base);
657 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
658 /* XXX: the pts correction is handled here. Maybe handling
659 it in the codec would be better */
660 if (i == 0)
661 pkt.pts += 90 * sub->start_display_time;
662 else
663 pkt.pts += 90 * sub->end_display_time;
664 }
665 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
666 }
667 }
668
669 static int bit_buffer_size= 1024*256;
670 static uint8_t *bit_buffer= NULL;
671
672 static void do_video_out(AVFormatContext *s,
673 AVOutputStream *ost,
674 AVInputStream *ist,
675 AVFrame *in_picture,
676 int *frame_size)
677 {
678 int nb_frames, i, ret;
679 AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
680 AVFrame picture_crop_temp, picture_pad_temp;
681 AVCodecContext *enc, *dec;
682
683 avcodec_get_frame_defaults(&picture_crop_temp);
684 avcodec_get_frame_defaults(&picture_pad_temp);
685
686 enc = ost->st->codec;
687 dec = ist->st->codec;
688
689 /* by default, we output a single frame */
690 nb_frames = 1;
691
692 *frame_size = 0;
693
694 if(video_sync_method){
695 double vdelta;
696 vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts;
697 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
698 if (vdelta < -1.1)
699 nb_frames = 0;
700 else if (vdelta > 1.1)
701 nb_frames = lrintf(vdelta);
702 //fprintf(stderr, "vdelta:%f, ost->sync_opts:%"PRId64", ost->sync_ipts:%f nb_frames:%d\n", vdelta, ost->sync_opts, ost->sync_ipts, nb_frames);
703 if (nb_frames == 0){
704 ++nb_frames_drop;
705 if (verbose>2)
706 fprintf(stderr, "*** drop!\n");
707 }else if (nb_frames > 1) {
708 nb_frames_dup += nb_frames;
709 if (verbose>2)
710 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
711 }
712 }else
713 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
714
715 nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
716 if (nb_frames <= 0)
717 return;
718
719 if (ost->video_crop) {
720 if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
721 av_log(NULL, AV_LOG_ERROR, "error cropping picture\n");
722 return;
723 }
724 formatted_picture = &picture_crop_temp;
725 } else {
726 formatted_picture = in_picture;
727 }
728
729 final_picture = formatted_picture;
730 padding_src = formatted_picture;
731 resampling_dst = &ost->pict_tmp;
732 if (ost->video_pad) {
733 final_picture = &ost->pict_tmp;
734 if (ost->video_resample) {
735 if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {
736 av_log(NULL, AV_LOG_ERROR, "error padding picture\n");
737 return;
738 }
739 resampling_dst = &picture_pad_temp;
740 }
741 }
742
743 if (ost->video_resample) {
744 padding_src = NULL;
745 final_picture = &ost->pict_tmp;
746 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
747 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
748 }
749
750 if (ost->video_pad) {
751 av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
752 enc->height, enc->width, enc->pix_fmt,
753 ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
754 }
755
756 /* duplicates frame if needed */
757 for(i=0;i<nb_frames;i++) {
758 AVPacket pkt;
759 av_init_packet(&pkt);
760 pkt.stream_index= ost->index;
761
762 if (s->oformat->flags & AVFMT_RAWPICTURE) {
763 /* raw pictures are written as AVPicture structure to
764 avoid any copies. We support temorarily the older
765 method. */
766 AVFrame* old_frame = enc->coded_frame;
767 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
768 pkt.data= (uint8_t *)final_picture;
769 pkt.size= sizeof(AVPicture);
770 if(dec->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
771 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
772 if(dec->coded_frame && dec->coded_frame->key_frame)
773 pkt.flags |= PKT_FLAG_KEY;
774
775 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
776 enc->coded_frame = old_frame;
777 } else {
778 AVFrame big_picture;
779
780 big_picture= *final_picture;
781 /* better than nothing: use input picture interlaced
782 settings */
783 big_picture.interlaced_frame = in_picture->interlaced_frame;
784 if(avctx_opts[CODEC_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
785 if(top_field_first == -1)
786 big_picture.top_field_first = in_picture->top_field_first;
787 else
788 big_picture.top_field_first = top_field_first;
789 }
790
791 /* handles sameq here. This is not correct because it may
792 not be a global option */
793 if (same_quality) {
794 big_picture.quality = ist->st->quality;
795 }else
796 big_picture.quality = ost->st->quality;
797 if(!me_threshold)
798 big_picture.pict_type = 0;
799 // big_picture.pts = AV_NOPTS_VALUE;
800 big_picture.pts= ost->sync_opts;
801 // big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
802 //av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
803 ret = avcodec_encode_video(enc,
804 bit_buffer, bit_buffer_size,
805 &big_picture);
806 if (ret == -1) {
807 fprintf(stderr, "Video encoding failed\n");
808 exit(1);
809 }
810 //enc->frame_number = enc->real_pict_num;
811 if(ret>0){
812 pkt.data= bit_buffer;
813 pkt.size= ret;
814 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
815 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
816 /*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
817 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
818 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
819
820 if(enc->coded_frame && enc->coded_frame->key_frame)
821 pkt.flags |= PKT_FLAG_KEY;
822 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
823 *frame_size = ret;
824 //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
825 // enc->frame_number-1, enc->real_pict_num, ret,
826 // enc->pict_type);
827 /* if two pass, output log */
828 if (ost->logfile && enc->stats_out) {
829 fprintf(ost->logfile, "%s", enc->stats_out);
830 }
831 }
832 }
833 ost->sync_opts++;
834 ost->frame_number++;
835 }
836 }
837
838 static double psnr(double d){
839 if(d==0) return INFINITY;
840 return -10.0*log(d)/log(10.0);
841 }
842
843 static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
844 int frame_size)
845 {
846 AVCodecContext *enc;
847 int frame_number;
848 int64_t ti;
849 double ti1, bitrate, avg_bitrate;
850
851 /* this is executed just the first time do_video_stats is called */
852 if (!fvstats) {
853 fvstats = fopen(vstats_filename, "w");
854 if (!fvstats) {
855 perror("fopen");
856 exit(1);
857 }
858 }
859
860 ti = INT64_MAX;
861 enc = ost->st->codec;
862 if (enc->codec_type == CODEC_TYPE_VIDEO) {
863 frame_number = ost->frame_number;
864 fprintf(fvstats, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
865 if (enc->flags&CODEC_FLAG_PSNR)
866 fprintf(fvstats, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
867
868 fprintf(fvstats,"f_size= %6d ", frame_size);
869 /* compute pts value */
870 ti1 = ost->sync_opts * av_q2d(enc->time_base);
871 if (ti1 < 0.01)
872 ti1 = 0.01;
873
874 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
875 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
876 fprintf(fvstats, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
877 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
878 fprintf(fvstats,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
879 }
880 }
881
882 static void print_report(AVFormatContext **output_files,
883 AVOutputStream **ost_table, int nb_ostreams,
884 int is_last_report)
885 {
886 char buf[1024];
887 AVOutputStream *ost;
888 AVFormatContext *oc, *os;
889 int64_t total_size;
890 AVCodecContext *enc;
891 int frame_number, vid, i;
892 double bitrate, ti1, pts;
893 static int64_t last_time = -1;
894 static int qp_histogram[52];
895
896 if (!is_last_report) {
897 int64_t cur_time;
898 /* display the report every 0.5 seconds */
899 cur_time = av_gettime();
900 if (last_time == -1) {
901 last_time = cur_time;
902 return;
903 }
904 if ((cur_time - last_time) < 500000)
905 return;
906 last_time = cur_time;
907 }
908
909
910 oc = output_files[0];
911
912 total_size = url_fsize(&oc->pb);
913 if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
914 total_size= url_ftell(&oc->pb);
915
916 buf[0] = '\0';
917 ti1 = 1e10;
918 vid = 0;
919 for(i=0;i<nb_ostreams;i++) {
920 ost = ost_table[i];
921 os = output_files[ost->file_index];
922 enc = ost->st->codec;
923 if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
924 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
925 enc->coded_frame->quality/(float)FF_QP2LAMBDA);
926 }
927 if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
928 float t = (av_gettime()-timer_start) / 1000000.0;
929
930 frame_number = ost->frame_number;
931 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
932 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
933 enc->coded_frame ? enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
934 if(is_last_report)
935 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
936 if(qp_hist && enc->coded_frame){
937 int j;
938 int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
939 if(qp>=0 && qp<sizeof(qp_histogram)/sizeof(int))
940 qp_histogram[qp]++;
941 for(j=0; j<32; j++)
942 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
943 }
944 if (enc->flags&CODEC_FLAG_PSNR){
945 int j;
946 double error, error_sum=0;
947 double scale, scale_sum=0;
948 char type[3]= {'Y','U','V'};
949 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
950 for(j=0; j<3; j++){
951 if(is_last_report){
952 error= enc->error[j];
953 scale= enc->width*enc->height*255.0*255.0*frame_number;
954 }else{
955 error= enc->coded_frame->error[j];
956 scale= enc->width*enc->height*255.0*255.0;
957 }
958 if(j) scale/=4;
959 error_sum += error;
960 scale_sum += scale;
961 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
962 }
963 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
964 }
965 vid = 1;
966 }
967 /* compute min output value */
968 pts = (double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den;
969 if ((pts < ti1) && (pts > 0))
970 ti1 = pts;
971 }
972 if (ti1 < 0.01)
973 ti1 = 0.01;
974
975 if (verbose || is_last_report) {
976 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
977
978 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
979 "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
980 (double)total_size / 1024, ti1, bitrate);
981
982 if (verbose > 1)
983 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
984 nb_frames_dup, nb_frames_drop);
985
986 if (verbose >= 0)
987 fprintf(stderr, "%s \r", buf);
988
989 fflush(stderr);
990 }
991
992 if (is_last_report && verbose >= 0){
993 int64_t raw= audio_size + video_size + extra_size;
994 fprintf(stderr, "\n");
995 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
996 video_size/1024.0,
997 audio_size/1024.0,
998 extra_size/1024.0,
999 100.0*(total_size - raw)/raw
1000 );
1001 }
1002 }
1003
1004 /* pkt = NULL means EOF (needed to flush decoder buffers) */
1005 static int output_packet(AVInputStream *ist, int ist_index,
1006 AVOutputStream **ost_table, int nb_ostreams,
1007 const AVPacket *pkt)
1008 {
1009 AVFormatContext *os;
1010 AVOutputStream *ost;
1011 uint8_t *ptr;
1012 int len, ret, i;
1013 uint8_t *data_buf;
1014 int data_size, got_picture;
1015 AVFrame picture;
1016 void *buffer_to_free;
1017 static unsigned int samples_size= 0;
1018 static short *samples= NULL;
1019 AVSubtitle subtitle, *subtitle_to_free;
1020 int got_subtitle;
1021
1022 if(!pkt){
1023 ist->pts= ist->next_pts; // needed for last packet if vsync=0
1024 } else if (pkt->dts != AV_NOPTS_VALUE) { //FIXME seems redundant, as libavformat does this too
1025 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1026 } else {
1027 // assert(ist->pts == ist->next_pts);
1028 }
1029
1030 if (pkt == NULL) {
1031 /* EOF handling */
1032 ptr = NULL;
1033 len = 0;
1034 goto handle_eof;
1035 }
1036
1037 len = pkt->size;
1038 ptr = pkt->data;
1039 while (len > 0) {
1040 handle_eof:
1041 /* decode the packet if needed */
1042 data_buf = NULL; /* fail safe */
1043 data_size = 0;
1044 subtitle_to_free = NULL;
1045 if (ist->decoding_needed) {
1046 switch(ist->st->codec->codec_type) {
1047 case CODEC_TYPE_AUDIO:{
1048 if(pkt)
1049 samples= av_fast_realloc(samples, &samples_size, FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE));
1050 data_size= samples_size;
1051 /* XXX: could avoid copy if PCM 16 bits with same
1052 endianness as CPU */
1053 ret = avcodec_decode_audio2(ist->st->codec, samples, &data_size,
1054 ptr, len);
1055 if (ret < 0)
1056 goto fail_decode;
1057 ptr += ret;
1058 len -= ret;
1059 /* Some bug in mpeg audio decoder gives */
1060 /* data_size < 0, it seems they are overflows */
1061 if (data_size <= 0) {
1062 /* no audio frame */
1063 continue;
1064 }
1065 data_buf = (uint8_t *)samples;
1066 ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
1067 (ist->st->codec->sample_rate * ist->st->codec->channels);
1068 break;}
1069 case CODEC_TYPE_VIDEO:
1070 data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
1071 /* XXX: allocate picture correctly */
1072 avcodec_get_frame_defaults(&picture);
1073
1074 ret = avcodec_decode_video(ist->st->codec,
1075 &picture, &got_picture, ptr, len);
1076 ist->st->quality= picture.quality;
1077 if (ret < 0)
1078 goto fail_decode;
1079 if (!got_picture) {
1080 /* no picture yet */
1081 goto discard_packet;
1082 }
1083 if (ist->st->codec->time_base.num != 0) {
1084 ist->next_pts += ((int64_t)AV_TIME_BASE *
1085 ist->st->codec->time_base.num) /
1086 ist->st->codec->time_base.den;
1087 }
1088 len = 0;
1089 break;
1090 case CODEC_TYPE_SUBTITLE:
1091 ret = avcodec_decode_subtitle(ist->st->codec,
1092 &subtitle, &got_subtitle, ptr, len);
1093 if (ret < 0)
1094 goto fail_decode;
1095 if (!got_subtitle) {
1096 goto discard_packet;
1097 }
1098 subtitle_to_free = &subtitle;
1099 len = 0;
1100 break;
1101 default:
1102 goto fail_decode;
1103 }
1104 } else {
1105 switch(ist->st->codec->codec_type) {
1106 case CODEC_TYPE_AUDIO:
1107 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1108 (ist->st->codec->sample_rate * ist->st->codec->channels);
1109 break;
1110 case CODEC_TYPE_VIDEO:
1111 if (ist->st->codec->time_base.num != 0) {
1112 ist->next_pts += ((int64_t)AV_TIME_BASE *
1113 ist->st->codec->time_base.num) /
1114 ist->st->codec->time_base.den;
1115 }
1116 break;
1117 }
1118 data_buf = ptr;
1119 data_size = len;
1120 ret = len;
1121 len = 0;
1122 }
1123
1124 buffer_to_free = NULL;
1125 if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1126 pre_process_video_frame(ist, (AVPicture *)&picture,
1127 &buffer_to_free);
1128 }
1129
1130 // preprocess audio (volume)
1131 if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
1132 if (audio_volume != 256) {
1133 short *volp;
1134 volp = samples;
1135 for(i=0;i<(data_size / sizeof(short));i++) {
1136 int v = ((*volp) * audio_volume + 128) >> 8;
1137 if (v < -32768) v = -32768;
1138 if (v > 32767) v = 32767;
1139 *volp++ = v;
1140 }
1141 }
1142 }
1143
1144 /* frame rate emulation */
1145 if (ist->st->codec->rate_emu) {
1146 int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec->time_base.num, 1000000, ist->st->codec->time_base.den);
1147 int64_t now = av_gettime() - ist->start;
1148 if (pts > now)
1149 usleep(pts - now);
1150
1151 ist->frame++;
1152 }
1153
1154 #if 0
1155 /* mpeg PTS deordering : if it is a P or I frame, the PTS
1156 is the one of the next displayed one */
1157 /* XXX: add mpeg4 too ? */
1158 if (ist->st->codec->codec_id == CODEC_ID_MPEG1VIDEO) {
1159 if (ist->st->codec->pict_type != B_TYPE) {
1160 int64_t tmp;
1161 tmp = ist->last_ip_pts;
1162 ist->last_ip_pts = ist->frac_pts.val;
1163 ist->frac_pts.val = tmp;
1164 }
1165 }
1166 #endif
1167 /* if output time reached then transcode raw format,
1168 encode packets and output them */
1169 if (start_time == 0 || ist->pts >= start_time)
1170 for(i=0;i<nb_ostreams;i++) {
1171 int frame_size;
1172
1173 ost = ost_table[i];
1174 if (ost->source_index == ist_index) {
1175 os = output_files[ost->file_index];
1176
1177 #if 0
1178 printf("%d: got pts=%0.3f %0.3f\n", i,
1179 (double)pkt->pts / AV_TIME_BASE,
1180 ((double)ist->pts / AV_TIME_BASE) -
1181 ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
1182 #endif
1183 /* set the input output pts pairs */
1184 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1185
1186 if (ost->encoding_needed) {
1187 switch(ost->st->codec->codec_type) {
1188 case CODEC_TYPE_AUDIO:
1189 do_audio_out(os, ost, ist, data_buf, data_size);
1190 break;
1191 case CODEC_TYPE_VIDEO:
1192 do_video_out(os, ost, ist, &picture, &frame_size);
1193 video_size += frame_size;
1194 if (vstats_filename && frame_size)
1195 do_video_stats(os, ost, frame_size);
1196 break;
1197 case CODEC_TYPE_SUBTITLE:
1198 do_subtitle_out(os, ost, ist, &subtitle,
1199 pkt->pts);
1200 break;
1201 default:
1202 av_abort();
1203 }
1204 } else {
1205 AVFrame avframe; //FIXME/XXX remove this
1206 AVPacket opkt;
1207 av_init_packet(&opkt);
1208
1209 /* no reencoding needed : output the packet directly */
1210 /* force the input stream PTS */
1211
1212 avcodec_get_frame_defaults(&avframe);
1213 ost->st->codec->coded_frame= &avframe;
1214 avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
1215
1216 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO)
1217 audio_size += data_size;
1218 else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1219 video_size += data_size;
1220 ost->sync_opts++;
1221 }
1222
1223 opkt.stream_index= ost->index;
1224 if(pkt->pts != AV_NOPTS_VALUE)
1225 opkt.pts= av_rescale_q(av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q) + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ost->st->time_base);
1226 else
1227 opkt.pts= AV_NOPTS_VALUE;
1228
1229 {
1230 int64_t dts;
1231 if (pkt->dts == AV_NOPTS_VALUE)
1232 dts = ist->next_pts;
1233 else
1234 dts= av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1235 opkt.dts= av_rescale_q(dts + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ost->st->time_base);
1236 }
1237 opkt.flags= pkt->flags;
1238
1239 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
1240 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
1241 opkt.destruct= av_destruct_packet;
1242
1243 write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][pkt->stream_index]);
1244 ost->st->codec->frame_number++;
1245 ost->frame_number++;
1246 av_free_packet(&opkt);
1247 }
1248 }
1249 }
1250 av_free(buffer_to_free);
1251 /* XXX: allocate the subtitles in the codec ? */
1252 if (subtitle_to_free) {
1253 if (subtitle_to_free->rects != NULL) {
1254 for (i = 0; i < subtitle_to_free->num_rects; i++) {
1255 av_free(subtitle_to_free->rects[i].bitmap);
1256 av_free(subtitle_to_free->rects[i].rgba_palette);
1257 }
1258 av_freep(&subtitle_to_free->rects);
1259 }
1260 subtitle_to_free->num_rects = 0;
1261 subtitle_to_free = NULL;
1262 }
1263 }
1264 discard_packet:
1265 if (pkt == NULL) {
1266 /* EOF handling */
1267
1268 for(i=0;i<nb_ostreams;i++) {
1269 ost = ost_table[i];
1270 if (ost->source_index == ist_index) {
1271 AVCodecContext *enc= ost->st->codec;
1272 os = output_files[ost->file_index];
1273
1274 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
1275 continue;
1276 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
1277 continue;
1278
1279 if (ost->encoding_needed) {
1280 for(;;) {
1281 AVPacket pkt;
1282 int fifo_bytes;
1283 av_init_packet(&pkt);
1284 pkt.stream_index= ost->index;
1285
1286 switch(ost->st->codec->codec_type) {
1287 case CODEC_TYPE_AUDIO:
1288 fifo_bytes = av_fifo_size(&ost->fifo);
1289 ret = 0;
1290 /* encode any samples remaining in fifo */
1291 if(fifo_bytes > 0 && enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1292 int fs_tmp = enc->frame_size;
1293 enc->frame_size = fifo_bytes / (2 * enc->channels);
1294 if(av_fifo_read(&ost->fifo, (uint8_t *)samples, fifo_bytes) == 0) {
1295 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
1296 }
1297 enc->frame_size = fs_tmp;
1298 }
1299 if(ret <= 0) {
1300 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1301 }
1302 audio_size += ret;
1303 pkt.flags |= PKT_FLAG_KEY;
1304 break;
1305 case CODEC_TYPE_VIDEO:
1306 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
1307 video_size += ret;
1308 if(enc->coded_frame && enc->coded_frame->key_frame)
1309 pkt.flags |= PKT_FLAG_KEY;
1310 if (ost->logfile && enc->stats_out) {
1311 fprintf(ost->logfile, "%s", enc->stats_out);
1312 }
1313 break;
1314 default:
1315 ret=-1;
1316 }
1317
1318 if(ret<=0)
1319 break;
1320 pkt.data= bit_buffer;
1321 pkt.size= ret;
1322 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
1323 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
1324 write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
1325 }
1326 }
1327 }
1328 }
1329 }
1330
1331 return 0;
1332 fail_decode:
1333 return -1;
1334 }
1335
1336
1337 /*
1338 * The following code is the main loop of the file converter
1339 */
1340 static int av_encode(AVFormatContext **output_files,
1341 int nb_output_files,
1342 AVFormatContext **input_files,
1343 int nb_input_files,
1344 AVStreamMap *stream_maps, int nb_stream_maps)
1345 {
1346 int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
1347 AVFormatContext *is, *os;
1348 AVCodecContext *codec, *icodec;
1349 AVOutputStream *ost, **ost_table = NULL;
1350 AVInputStream *ist, **ist_table = NULL;
1351 AVInputFile *file_table;
1352 int key;
1353
1354 file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile));
1355 if (!file_table)
1356 goto fail;
1357
1358 /* input stream init */
1359 j = 0;
1360 for(i=0;i<nb_input_files;i++) {
1361 is = input_files[i];
1362 file_table[i].ist_index = j;
1363 file_table[i].nb_streams = is->nb_streams;
1364 j += is->nb_streams;
1365 }
1366 nb_istreams = j;
1367
1368 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1369 if (!ist_table)
1370 goto fail;
1371
1372 for(i=0;i<nb_istreams;i++) {
1373 ist = av_mallocz(sizeof(AVInputStream));
1374 if (!ist)
1375 goto fail;
1376 ist_table[i] = ist;
1377 }
1378 j = 0;
1379 for(i=0;i<nb_input_files;i++) {
1380 is = input_files[i];
1381 for(k=0;k<is->nb_streams;k++) {
1382 ist = ist_table[j++];
1383 ist->st = is->streams[k];
1384 ist->file_index = i;
1385 ist->index = k;
1386 ist->discard = 1; /* the stream is discarded by default
1387 (changed later) */
1388
1389 if (ist->st->codec->rate_emu) {
1390 ist->start = av_gettime();
1391 ist->frame = 0;
1392 }
1393 }
1394 }
1395
1396 /* output stream init */
1397 nb_ostreams = 0;
1398 for(i=0;i<nb_output_files;i++) {
1399 os = output_files[i];
1400 if (!os->nb_streams) {
1401 fprintf(stderr, "Output file does not contain any stream\n");
1402 exit(1);
1403 }
1404 nb_ostreams += os->nb_streams;
1405 }
1406 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1407 fprintf(stderr, "Number of stream maps must match number of output streams\n");
1408 exit(1);
1409 }
1410
1411 /* Sanity check the mapping args -- do the input files & streams exist? */
1412 for(i=0;i<nb_stream_maps;i++) {
1413 int fi = stream_maps[i].file_index;
1414 int si = stream_maps[i].stream_index;
1415
1416 if (fi < 0 || fi > nb_input_files - 1 ||
1417 si < 0 || si > file_table[fi].nb_streams - 1) {
1418 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
1419 exit(1);
1420 }
1421 fi = stream_maps[i].sync_file_index;
1422 si = stream_maps[i].sync_stream_index;
1423 if (fi < 0 || fi > nb_input_files - 1 ||
1424 si < 0 || si > file_table[fi].nb_streams - 1) {
1425 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
1426 exit(1);
1427 }
1428 }
1429
1430 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1431 if (!ost_table)
1432 goto fail;
1433 for(i=0;i<nb_ostreams;i++) {
1434 ost = av_mallocz(sizeof(AVOutputStream));
1435 if (!ost)
1436 goto fail;
1437 ost_table[i] = ost;
1438 }
1439
1440 n = 0;
1441 for(k=0;k<nb_output_files;k++) {
1442 os = output_files[k];
1443 for(i=0;i<os->nb_streams;i++) {
1444 int found;
1445 ost = ost_table[n++];
1446 ost->file_index = k;
1447 ost->index = i;
1448 ost->st = os->streams[i];
1449 if (nb_stream_maps > 0) {
1450 ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
1451 stream_maps[n-1].stream_index;
1452
1453 /* Sanity check that the stream types match */
1454 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
1455 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
1456 stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
1457 ost->file_index, ost->index);
1458 exit(1);
1459 }
1460
1461 } else {
1462 /* get corresponding input stream index : we select the first one with the right type */
1463 found = 0;
1464 for(j=0;j<nb_istreams;j++) {
1465 ist = ist_table[j];
1466 if (ist->discard &&
1467 ist->st->codec->codec_type == ost->st->codec->codec_type) {
1468 ost->source_index = j;
1469 found = 1;
1470 break;
1471 }
1472 }
1473
1474 if (!found) {
1475 /* try again and reuse existing stream */
1476 for(j=0;j<nb_istreams;j++) {
1477 ist = ist_table[j];
1478 if (ist->st->codec->codec_type == ost->st->codec->codec_type) {
1479 ost->source_index = j;
1480 found = 1;
1481 }
1482 }
1483 if (!found) {
1484 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1485 ost->file_index, ost->index);
1486 exit(1);
1487 }
1488 }
1489 }
1490 ist = ist_table[ost->source_index];
1491 ist->discard = 0;
1492 ost->sync_ist = (nb_stream_maps > 0) ?
1493 ist_table[file_table[stream_maps[n-1].sync_file_index].ist_index +
1494 stream_maps[n-1].sync_stream_index] : ist;
1495 }
1496 }
1497
1498 /* for each output stream, we compute the right encoding parameters */
1499 for(i=0;i<nb_ostreams;i++) {
1500 ost = ost_table[i];
1501 ist = ist_table[ost->source_index];
1502
1503 codec = ost->st->codec;
1504 icodec = ist->st->codec;
1505
1506 if (ost->st->stream_copy) {
1507 /* if stream_copy is selected, no need to decode or encode */
1508 codec->codec_id = icodec->codec_id;
1509 codec->codec_type = icodec->codec_type;
1510 if(!codec->codec_tag) codec->codec_tag = icodec->codec_tag;
1511 codec->bit_rate = icodec->bit_rate;
1512 codec->extradata= icodec->extradata;
1513 codec->extradata_size= icodec->extradata_size;
1514 if(av_q2d(icodec->time_base) > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/1000)
1515 codec->time_base = icodec->time_base;
1516 else
1517 codec->time_base = ist->st->time_base;
1518 switch(codec->codec_type) {
1519 case CODEC_TYPE_AUDIO:
1520 codec->sample_rate = icodec->sample_rate;
1521 codec->channels = icodec->channels;
1522 codec->frame_size = icodec->frame_size;
1523 codec->block_align= icodec->block_align;
1524 break;
1525 case CODEC_TYPE_VIDEO:
1526 if(using_vhook) {
1527 fprintf(stderr,"-vcodec copy and -vhook are incompatible (frames are not decoded)\n");
1528 exit(1);
1529 }
1530 codec->pix_fmt = icodec->pix_fmt;
1531 codec->width = icodec->width;
1532 codec->height = icodec->height;
1533 codec->has_b_frames = icodec->has_b_frames;
1534 break;
1535 case CODEC_TYPE_SUBTITLE:
1536 break;
1537 default:
1538 av_abort();
1539 }
1540 } else {
1541 switch(codec->codec_type) {
1542 case CODEC_TYPE_AUDIO:
1543 if (av_fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE))
1544 goto fail;
1545
1546 if (codec->channels == icodec->channels &&
1547 codec->sample_rate == icodec->sample_rate) {
1548 ost->audio_resample = 0;
1549 } else {
1550 if (codec->channels != icodec->channels &&
1551 (icodec->codec_id == CODEC_ID_AC3 ||
1552 icodec->codec_id == CODEC_ID_DTS)) {
1553 /* Special case for 5:1 AC3 and DTS input */
1554 /* and mono or stereo output */
1555 /* Request specific number of channels */
1556 icodec->channels = codec->channels;
1557 if (codec->sample_rate == icodec->sample_rate)
1558 ost->audio_resample = 0;
1559 else {
1560 ost->audio_resample = 1;
1561 }
1562 } else {
1563 ost->audio_resample = 1;
1564 }
1565 }
1566 if(audio_sync_method>1)
1567 ost->audio_resample = 1;
1568
1569 if(ost->audio_resample){
1570 ost->resample = audio_resample_init(codec->channels, icodec->channels,
1571 codec->sample_rate, icodec->sample_rate);
1572 if(!ost->resample){
1573 printf("Can't resample. Aborting.\n");
1574 av_abort();
1575 }
1576 }
1577 ist->decoding_needed = 1;
1578 ost->encoding_needed = 1;
1579 break;
1580 case CODEC_TYPE_VIDEO:
1581 ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
1582 ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
1583 ost->video_resample = ((codec->width != icodec->width -
1584 (frame_leftBand + frame_rightBand) +
1585 (frame_padleft + frame_padright)) ||
1586 (codec->height != icodec->height -
1587 (frame_topBand + frame_bottomBand) +
1588 (frame_padtop + frame_padbottom)) ||
1589 (codec->pix_fmt != icodec->pix_fmt));
1590 if (ost->video_crop) {
1591 ost->topBand = frame_topBand;
1592 ost->leftBand = frame_leftBand;
1593 }
1594 if (ost->video_pad) {
1595 ost->padtop = frame_padtop;
1596 ost->padleft = frame_padleft;
1597 ost->padbottom = frame_padbottom;
1598 ost->padright = frame_padright;
1599 if (!ost->video_resample) {
1600 avcodec_get_frame_defaults(&ost->pict_tmp);
1601 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1602 codec->width, codec->height ) )
1603 goto fail;
1604 }
1605 }
1606 if (ost->video_resample) {
1607 avcodec_get_frame_defaults(&ost->pict_tmp);
1608 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1609 codec->width, codec->height ) ) {
1610 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
1611 exit(1);
1612 }
1613 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
1614 ost->img_resample_ctx = sws_getContext(
1615 icodec->width - (frame_leftBand + frame_rightBand),
1616 icodec->height - (frame_topBand + frame_bottomBand),
1617 icodec->pix_fmt,
1618 codec->width - (frame_padleft + frame_padright),
1619 codec->height - (frame_padtop + frame_padbottom),
1620 codec->pix_fmt,
1621 sws_flags, NULL, NULL, NULL);
1622 if (ost->img_resample_ctx == NULL) {
1623 fprintf(stderr, "Cannot get resampling context\n");
1624 exit(1);
1625 }
1626 ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
1627 }
1628 ost->encoding_needed = 1;
1629 ist->decoding_needed = 1;
1630 break;
1631 case CODEC_TYPE_SUBTITLE:
1632 ost->encoding_needed = 1;
1633 ist->decoding_needed = 1;
1634 break;
1635 default:
1636 av_abort();
1637 break;
1638 }
1639 /* two pass mode */
1640 if (ost->encoding_needed &&
1641 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1642 char logfilename[1024];
1643 FILE *f;
1644 int size;
1645 char *logbuffer;
1646
1647 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
1648 pass_logfilename ?
1649 pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
1650 if (codec->flags & CODEC_FLAG_PASS1) {
1651 f = fopen(logfilename, "w");
1652 if (!f) {
1653 perror(logfilename);
1654 exit(1);
1655 }
1656 ost->logfile = f;
1657 } else {
1658 /* read the log file */
1659 f = fopen(logfilename, "r");
1660 if (!f) {
1661 perror(logfilename);
1662 exit(1);
1663 }
1664 fseek(f, 0, SEEK_END);
1665 size = ftell(f);
1666 fseek(f, 0, SEEK_SET);
1667 logbuffer = av_malloc(size + 1);
1668 if (!logbuffer) {
1669 fprintf(stderr, "Could not allocate log buffer\n");
1670 exit(1);
1671 }
1672 size = fread(logbuffer, 1, size, f);
1673 fclose(f);
1674 logbuffer[size] = '\0';
1675 codec->stats_in = logbuffer;
1676 }
1677 }
1678 }
1679 if(codec->codec_type == CODEC_TYPE_VIDEO){
1680 int size= codec->width * codec->height;
1681 bit_buffer_size= FFMAX(bit_buffer_size, 4*size);
1682 }
1683 }
1684
1685 if (!bit_buffer)
1686 bit_buffer = av_malloc(bit_buffer_size);
1687 if (!bit_buffer)
1688 goto fail;
1689
1690 /* dump the file output parameters - cannot be done before in case
1691 of stream copy */
1692 for(i=0;i<nb_output_files;i++) {
1693 dump_format(output_files[i], i, output_files[i]->filename, 1);
1694 }
1695
1696 /* dump the stream mapping */
1697 if (verbose >= 0) {
1698 fprintf(stderr, "Stream mapping:\n");
1699 for(i=0;i<nb_ostreams;i++) {
1700 ost = ost_table[i];
1701 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
1702 ist_table[ost->source_index]->file_index,
1703 ist_table[ost->source_index]->index,
1704 ost->file_index,
1705 ost->index);
1706 if (ost->sync_ist != ist_table[ost->source_index])
1707 fprintf(stderr, " [sync #%d.%d]",
1708 ost->sync_ist->file_index,
1709 ost->sync_ist->index);
1710 fprintf(stderr, "\n");
1711 }
1712 }
1713
1714 /* open each encoder */
1715 for(i=0;i<nb_ostreams;i++) {
1716 ost = ost_table[i];
1717 if (ost->encoding_needed) {
1718 AVCodec *codec;
1719 codec = avcodec_find_encoder(ost->st->codec->codec_id);
1720 if (!codec) {
1721 fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
1722 ost->file_index, ost->index);
1723 exit(1);
1724 }
1725 if (avcodec_open(ost->st->codec, codec) < 0) {
1726 fprintf(stderr, "Error while opening codec for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height\n",
1727 ost->file_index, ost->index);
1728 exit(1);
1729 }
1730 extra_size += ost->st->codec->extradata_size;
1731 }
1732 }
1733
1734 /* open each decoder */
1735 for(i=0;i<nb_istreams;i++) {
1736 ist = ist_table[i];
1737 if (ist->decoding_needed) {
1738 AVCodec *codec;
1739 codec = avcodec_find_decoder(ist->st->codec->codec_id);
1740 if (!codec) {
1741 fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
1742 ist->st->codec->codec_id, ist->file_index, ist->index);
1743 exit(1);
1744 }
1745 if (avcodec_open(ist->st->codec, codec) < 0) {
1746 fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
1747 ist->file_index, ist->index);
1748 exit(1);
1749 }
1750 //if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
1751 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
1752 }
1753 }
1754
1755 /* init pts */
1756 for(i=0;i<nb_istreams;i++) {
1757 ist = ist_table[i];
1758 is = input_files[ist->file_index];
1759 ist->pts = 0;
1760 ist->next_pts = av_rescale_q(ist->st->start_time, ist->st->time_base, AV_TIME_BASE_Q);
1761 if(ist->st->start_time == AV_NOPTS_VALUE)
1762 ist->next_pts=0;
1763 if(input_files_ts_offset[ist->file_index])
1764 ist->next_pts= AV_NOPTS_VALUE;
1765 ist->is_start = 1;
1766 }
1767
1768 /* set meta data information from input file if required */
1769 for (i=0;i<nb_meta_data_maps;i++) {
1770 AVFormatContext *out_file;
1771 AVFormatContext *in_file;
1772
1773 int out_file_index = meta_data_maps[i].out_file;
1774 int in_file_index = meta_data_maps[i].in_file;
1775 if ( out_file_index < 0 || out_file_index >= nb_output_files ) {
1776 fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index);
1777 ret = AVERROR(EINVAL);
1778 goto fail;
1779 }
1780 if ( in_file_index < 0 || in_file_index >= nb_input_files ) {
1781 fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index);
1782 ret = AVERROR(EINVAL);
1783 goto fail;
1784 }
1785
1786 out_file = output_files[out_file_index];
1787 in_file = input_files[in_file_index];
1788
1789 strcpy(out_file->title, in_file->title);
1790 strcpy(out_file->author, in_file->author);
1791 strcpy(out_file->copyright, in_file->copyright);
1792 strcpy(out_file->comment, in_file->comment);
1793 strcpy(out_file->album, in_file->album);
1794 out_file->year = in_file->year;
1795 out_file->track = in_file->track;
1796 strcpy(out_file->genre, in_file->genre);
1797 }
1798
1799 /* open files and write file headers */
1800 for(i=0;i<nb_output_files;i++) {
1801 os = output_files[i];
1802 if (av_write_header(os) < 0) {
1803 fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
1804 ret = AVERROR(EINVAL);
1805 goto fail;
1806 }
1807 }
1808
1809 if ( !using_stdin && verbose >= 0) {
1810 fprintf(stderr, "Press [q] to stop encoding\n");
1811 url_set_interrupt_cb(decode_interrupt_cb);
1812 }
1813 term_init();
1814
1815 key = -1;
1816 timer_start = av_gettime();
1817
1818 for(; received_sigterm == 0;) {
1819 int file_index, ist_index;
1820 AVPacket pkt;
1821 double ipts_min;
1822 double opts_min;
1823
1824 redo:
1825 ipts_min= 1e100;
1826 opts_min= 1e100;
1827 /* if 'q' pressed, exits */
1828 if (!using_stdin) {
1829 if (q_pressed)
1830 break;
1831 /* read_key() returns 0 on EOF */
1832 key = read_key();
1833 if (key == 'q')
1834 break;
1835 }
1836
1837 /* select the stream that we must read now by looking at the
1838 smallest output pts */
1839 file_index = -1;
1840 for(i=0;i<nb_ostreams;i++) {
1841 double ipts, opts;
1842 ost = ost_table[i];
1843 os = output_files[ost->file_index];
1844 ist = ist_table[ost->source_index];
1845 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO)
1846 opts = ost->sync_opts * av_q2d(ost->st->codec->time_base);
1847 else
1848 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
1849 ipts = (double)ist->pts;
1850 if (!file_table[ist->file_index].eof_reached){
1851 if(ipts < ipts_min) {
1852 ipts_min = ipts;
1853 if(input_sync ) file_index = ist->file_index;
1854 }
1855 if(opts < opts_min) {
1856 opts_min = opts;
1857 if(!input_sync) file_index = ist->file_index;
1858 }
1859 }
1860 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
1861 file_index= -1;
1862 break;
1863 }
1864 }
1865 /* if none, if is finished */
1866 if (file_index < 0) {
1867 break;
1868 }
1869
1870 /* finish if recording time exhausted */
1871 if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
1872 break;
1873
1874 /* finish if limit size exhausted */
1875 if (limit_filesize != 0 && limit_filesize < url_ftell(&output_files[0]->pb))
1876 break;
1877
1878 /* read a frame from it and output it in the fifo */
1879 is = input_files[file_index];
1880 if (av_read_frame(is, &pkt) < 0) {
1881 file_table[file_index].eof_reached = 1;
1882 if (opt_shortest) break; else continue; //
1883 }
1884
1885 if (do_pkt_dump) {
1886 av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
1887 }
1888 /* the following test is needed in case new streams appear
1889 dynamically in stream : we ignore them */
1890 if (pkt.stream_index >= file_table[file_index].nb_streams)
1891 goto discard_packet;
1892 ist_index = file_table[file_index].ist_index + pkt.stream_index;
1893 ist = ist_table[ist_index];
1894 if (ist->discard)
1895 goto discard_packet;
1896
1897 // fprintf(stderr, "next:%"PRId64" dts:%"PRId64" off:%"PRId64" %d\n", ist->next_pts, pkt.dts, input_files_ts_offset[ist->file_index], ist->st->codec->codec_type);
1898 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) {
1899 int64_t delta= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q) - ist->next_pts;
1900 if(FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE && !copy_ts){
1901 input_files_ts_offset[ist->file_index]-= delta;
1902 if (verbose > 2)
1903 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
1904 for(i=0; i<file_table[file_index].nb_streams; i++){
1905 int index= file_table[file_index].ist_index + i;
1906 ist_table[index]->next_pts += delta;
1907 ist_table[index]->is_start=1;
1908 }
1909 }
1910 }
1911
1912 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
1913 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
1914
1915 if (verbose >= 0)
1916 fprintf(stderr, "Error while decoding stream #%d.%d\n",
1917 ist->file_index, ist->index);
1918
1919 av_free_packet(&pkt);
1920 goto redo;
1921 }
1922
1923 discard_packet:
1924 av_free_packet(&pkt);
1925
1926 /* dump report by using the output first video and audio streams */
1927 print_report(output_files, ost_table, nb_ostreams, 0);
1928 }
1929
1930 /* at the end of stream, we must flush the decoder buffers */
1931 for(i=0;i<nb_istreams;i++) {
1932 ist = ist_table[i];
1933 if (ist->decoding_needed) {
1934 output_packet(ist, i, ost_table, nb_ostreams, NULL);
1935 }
1936 }
1937
1938 term_exit();
1939
1940 /* write the trailer if needed and close file */
1941 for(i=0;i<nb_output_files;i++) {
1942 os = output_files[i];
1943 av_write_trailer(os);
1944 }
1945
1946 /* dump report by using the first video and audio streams */
1947 print_report(output_files, ost_table, nb_ostreams, 1);
1948
1949 /* close each encoder */
1950 for(i=0;i<nb_ostreams;i++) {
1951 ost = ost_table[i];
1952 if (ost->encoding_needed) {
1953 av_freep(&ost->st->codec->stats_in);
1954 avcodec_close(ost->st->codec);
1955 }
1956 }
1957
1958 /* close each decoder */
1959 for(i=0;i<nb_istreams;i++) {
1960 ist = ist_table[i];
1961 if (ist->decoding_needed) {
1962 avcodec_close(ist->st->codec);
1963 }
1964 }
1965
1966 /* finished ! */
1967
1968 ret = 0;
1969 fail1:
1970 av_freep(&bit_buffer);
1971 av_free(file_table);
1972
1973 if (ist_table) {
1974 for(i=0;i<nb_istreams;i++) {
1975 ist = ist_table[i];
1976 av_free(ist);
1977 }
1978 av_free(ist_table);
1979 }
1980 if (ost_table) {
1981 for(i=0;i<nb_ostreams;i++) {
1982 ost = ost_table[i];
1983 if (ost) {
1984 if (ost->logfile) {
1985 fclose(ost->logfile);
1986 ost->logfile = NULL;
1987 }
1988 av_fifo_free(&ost->fifo); /* works even if fifo is not
1989 initialized but set to zero */
1990 av_free(ost->pict_tmp.data[0]);
1991 if (ost->video_resample)
1992 sws_freeContext(ost->img_resample_ctx);
1993 if (ost->audio_resample)
1994 audio_resample_close(ost->resample);
1995 av_free(ost);
1996 }
1997 }
1998 av_free(ost_table);
1999 }
2000 return ret;
2001 fail:
2002 ret = AVERROR(ENOMEM);
2003 goto fail1;
2004 }
2005
2006 #if 0
2007 int file_read(const char *filename)
2008 {
2009 URLContext *h;
2010 unsigned char buffer[1024];
2011 int len, i;
2012
2013 if (url_open(&h, filename, O_RDONLY) < 0) {
2014 printf("could not open '%s'\n", filename);
2015 return -1;
2016 }
2017 for(;;) {
2018 len = url_read(h, buffer, sizeof(buffer));
2019 if (len <= 0)
2020 break;
2021 for(i=0;i<len;i++) putchar(buffer[i]);
2022 }
2023 url_close(h);
2024 return 0;
2025 }
2026 #endif
2027
2028 static void opt_format(const char *arg)
2029 {
2030 /* compatibility stuff for pgmyuv */
2031 if (!strcmp(arg, "pgmyuv")) {
2032 pgmyuv_compatibility_hack=1;
2033 // opt_image_format(arg);
2034 arg = "image2";
2035 fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
2036 }
2037
2038 file_iformat = av_find_input_format(arg);
2039 file_oformat = guess_format(arg, NULL, NULL);
2040 if (!file_iformat && !file_oformat) {
2041 fprintf(stderr, "Unknown input or output format: %s\n", arg);
2042 exit(1);
2043 }
2044 }
2045
2046 static void opt_video_rc_eq(char *arg)
2047 {
2048 video_rc_eq = arg;
2049 }
2050
2051 static void opt_video_rc_override_string(char *arg)
2052 {
2053 video_rc_override_string = arg;
2054 }
2055
2056 static void opt_me_threshold(const char *arg)
2057 {
2058 me_threshold = atoi(arg);
2059 }
2060
2061 static void opt_verbose(const char *arg)
2062 {
2063 verbose = atoi(arg);
2064 av_log_level = atoi(arg);
2065 }
2066
2067 static void opt_frame_rate(const char *arg)
2068 {
2069 if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
2070 fprintf(stderr, "Incorrect frame rate\n");
2071 exit(1);
2072 }
2073 }
2074
2075 static void opt_frame_crop_top(const char *arg)
2076 {
2077 frame_topBand = atoi(arg);
2078 if (frame_topBand < 0) {
2079 fprintf(stderr, "Incorrect top crop size\n");
2080 exit(1);
2081 }
2082 if ((frame_topBand % 2) != 0) {
2083 fprintf(stderr, "Top crop size must be a multiple of 2\n");
2084 exit(1);
2085 }
2086 if ((frame_topBand) >= frame_height){
2087 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2088 exit(1);
2089 }
2090 frame_height -= frame_topBand;
2091 }
2092
2093 static void opt_frame_crop_bottom(const char *arg)
2094 {
2095 frame_bottomBand = atoi(arg);
2096 if (frame_bottomBand < 0) {
2097 fprintf(stderr, "Incorrect bottom crop size\n");
2098 exit(1);
2099 }
2100 if ((frame_bottomBand % 2) != 0) {
2101 fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
2102 exit(1);
2103 }
2104 if ((frame_bottomBand) >= frame_height){
2105 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2106 exit(1);
2107 }
2108 frame_height -= frame_bottomBand;
2109 }
2110
2111 static void opt_frame_crop_left(const char *arg)
2112 {
2113 frame_leftBand = atoi(arg);
2114 if (frame_leftBand < 0) {
2115 fprintf(stderr, "Incorrect left crop size\n");
2116 exit(1);
2117 }
2118 if ((frame_leftBand % 2) != 0) {
2119 fprintf(stderr, "Left crop size must be a multiple of 2\n");
2120 exit(1);
2121 }
2122 if ((frame_leftBand) >= frame_width){
2123 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2124 exit(1);
2125 }
2126 frame_width -= frame_leftBand;
2127 }
2128
2129 static void opt_frame_crop_right(const char *arg)
2130 {
2131 frame_rightBand = atoi(arg);
2132 if (frame_rightBand < 0) {
2133 fprintf(stderr, "Incorrect right crop size\n");
2134 exit(1);
2135 }
2136 if ((frame_rightBand % 2) != 0) {
2137 fprintf(stderr, "Right crop size must be a multiple of 2\n");
2138 exit(1);
2139 }
2140 if ((frame_rightBand) >= frame_width){
2141 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2142 exit(1);
2143 }
2144 frame_width -= frame_rightBand;
2145 }
2146
2147 static void opt_frame_size(const char *arg)
2148 {
2149 if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
2150 fprintf(stderr, "Incorrect frame size\n");
2151 exit(1);
2152 }
2153 if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2154 fprintf(stderr, "Frame size must be a multiple of 2\n");
2155 exit(1);
2156 }
2157 }
2158
2159
2160 #define SCALEBITS 10
2161 #define ONE_HALF (1 << (SCALEBITS - 1))
2162 #define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5))
2163
2164 #define RGB_TO_Y(r, g, b) \
2165 ((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \
2166 FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS)
2167
2168 #define RGB_TO_U(r1, g1, b1, shift)\
2169 (((- FIX(0.16874) * r1 - FIX(0.33126) * g1 + \
2170 FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2171
2172 #define RGB_TO_V(r1, g1, b1, shift)\
2173 (((FIX(0.50000) * r1 - FIX(0.41869) * g1 - \
2174 FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2175
2176 static void opt_pad_color(const char *arg) {
2177 /* Input is expected to be six hex digits similar to
2178 how colors are expressed in html tags (but without the #) */
2179 int rgb = strtol(arg, NULL, 16);
2180 int r,g,b;
2181
2182 r = (rgb >> 16);
2183 g = ((rgb >> 8) & 255);
2184 b = (rgb & 255);
2185
2186 padcolor[0] = RGB_TO_Y(r,g,b);
2187 padcolor[1] = RGB_TO_U(r,g,b,0);
2188 padcolor[2] = RGB_TO_V(r,g,b,0);
2189 }
2190
2191 static void opt_frame_pad_top(const char *arg)
2192 {
2193 frame_padtop = atoi(arg);
2194 if (frame_padtop < 0) {
2195 fprintf(stderr, "Incorrect top pad size\n");
2196 exit(1);
2197 }
2198 if ((frame_padtop % 2) != 0) {
2199 fprintf(stderr, "Top pad size must be a multiple of 2\n");
2200 exit(1);
2201 }
2202 }
2203
2204 static void opt_frame_pad_bottom(const char *arg)
2205 {
2206 frame_padbottom = atoi(arg);
2207 if (frame_padbottom < 0) {
2208 fprintf(stderr, "Incorrect bottom pad size\n");
2209 exit(1);
2210 }
2211 if ((frame_padbottom % 2) != 0) {
2212 fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
2213 exit(1);
2214 }
2215 }
2216
2217
2218 static void opt_frame_pad_left(const char *arg)
2219 {
2220 frame_padleft = atoi(arg);
2221 if (frame_padleft < 0) {
2222 fprintf(stderr, "Incorrect left pad size\n");
2223 exit(1);
2224 }
2225 if ((frame_padleft % 2) != 0) {
2226 fprintf(stderr, "Left pad size must be a multiple of 2\n");
2227 exit(1);
2228 }
2229 }
2230
2231
2232 static void opt_frame_pad_right(const char *arg)
2233 {
2234 frame_padright = atoi(arg);
2235 if (frame_padright < 0) {
2236 fprintf(stderr, "Incorrect right pad size\n");
2237 exit(1);
2238 }
2239 if ((frame_padright % 2) != 0) {
2240 fprintf(stderr, "Right pad size must be a multiple of 2\n");
2241 exit(1);
2242 }
2243 }
2244
2245 void list_pix_fmts(void)
2246 {
2247 int i;
2248 char pix_fmt_str[128];
2249 for (i=-1; i < PIX_FMT_NB; i++) {
2250 avcodec_pix_fmt_string (pix_fmt_str, sizeof(pix_fmt_str), i);
2251 fprintf(stdout, "%s\n", pix_fmt_str);
2252 }
2253 }
2254
2255 static void opt_frame_pix_fmt(const char *arg)
2256 {
2257 if (strcmp(arg, "list"))
2258 frame_pix_fmt = avcodec_get_pix_fmt(arg);
2259 else {
2260 list_pix_fmts();
2261 exit(0);
2262 }
2263 }
2264
2265 static void opt_frame_aspect_ratio(const char *arg)
2266 {
2267 int x = 0, y = 0;
2268 double ar = 0;
2269 const char *p;
2270
2271 p = strchr(arg, ':');
2272 if (p) {
2273 x = strtol(arg, (char **)&arg, 10);
2274 if (arg == p)
2275 y = strtol(arg+1, (char **)&arg, 10);
2276 if (x > 0 && y > 0)
2277 ar = (double)x / (double)y;
2278 } else
2279 ar = strtod(arg, (char **)&arg);
2280
2281 if (!ar) {
2282 fprintf(stderr, "Incorrect aspect ratio specification.\n");
2283 exit(1);
2284 }
2285 frame_aspect_ratio = ar;
2286 }
2287
2288 static void opt_qscale(const char *arg)
2289 {
2290 video_qscale = atof(arg);
2291 if (video_qscale <= 0 ||
2292 video_qscale > 255) {
2293 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
2294 exit(1);
2295 }
2296 }
2297
2298 static void opt_qdiff(const char *arg)
2299 {
2300 video_qdiff = atoi(arg);
2301 if (video_qdiff < 0 ||
2302 video_qdiff > 31) {
2303 fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
2304 exit(1);
2305 }
2306 }
2307
2308 static void opt_strict(const char *arg)
2309 {
2310 strict= atoi(arg);
2311 }
2312
2313 static void opt_top_field_first(const char *arg)
2314 {
2315 top_field_first= atoi(arg);
2316 }
2317
2318 static void opt_thread_count(const char *arg)
2319 {
2320 thread_count= atoi(arg);
2321 #if !defined(HAVE_THREADS)
2322 if (verbose >= 0)
2323 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
2324 #endif
2325 }
2326
2327 static void opt_audio_rate(const char *arg)
2328 {
2329 audio_sample_rate = atoi(arg);
2330 }
2331
2332 static void opt_audio_channels(const char *arg)
2333 {
2334 audio_channels = atoi(arg);
2335 }
2336
2337 static void opt_video_channel(const char *arg)
2338 {
2339 video_channel = strtol(arg, NULL, 0);
2340 }
2341
2342 static void opt_video_standard(const char *arg)
2343 {
2344 video_standard = av_strdup(arg);
2345 }
2346
2347 static void opt_codec(int *pstream_copy, int *pcodec_id,
2348 int codec_type, const char *arg)
2349 {
2350 AVCodec *p;
2351
2352 if (!strcmp(arg, "copy")) {
2353 *pstream_copy = 1;
2354 } else {
2355 p = first_avcodec;
2356 while (p) {
2357 if (!strcmp(p->name, arg) && p->type == codec_type)
2358 break;
2359 p = p->next;
2360 }
2361 if (p == NULL) {
2362 fprintf(stderr, "Unknown codec '%s'\n", arg);
2363 exit(1);
2364 } else {
2365 *pcodec_id = p->id;
2366 }
2367 }
2368 }
2369
2370 static void opt_audio_codec(const char *arg)
2371 {
2372 opt_codec(&audio_stream_copy, &audio_codec_id, CODEC_TYPE_AUDIO, arg);
2373 }
2374
2375 static void opt_audio_tag(const char *arg)
2376 {
2377 char *tail;
2378 audio_codec_tag= strtol(arg, &tail, 0);
2379
2380 if(!tail || *tail)
2381 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2382 }
2383
2384 static void opt_video_tag(const char *arg)
2385 {
2386 char *tail;
2387 video_codec_tag= strtol(arg, &tail, 0);
2388
2389 if(!tail || *tail)
2390 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2391 }
2392
2393 static void add_frame_hooker(const char *arg)
2394 {
2395 int argc = 0;
2396 char *argv[64];
2397 int i;
2398 char *args = av_strdup(arg);
2399
2400 using_vhook = 1;
2401
2402 argv[0] = strtok(args, " ");
2403 while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
2404 }
2405
2406 i = frame_hook_add(argc, argv);
2407
2408 if (i != 0) {
2409 fprintf(stderr, "Failed to add video hook function: %s\n", arg);
2410 exit(1);
2411 }
2412 }
2413
2414 const char *motion_str[] = {
2415 "zero",
2416 "full",
2417 "log",
2418 "phods",
2419 "epzs",
2420 "x1",
2421 "hex",
2422 "umh",
2423 "iter",
2424 NULL,
2425 };
2426
2427 static void opt_motion_estimation(const char *arg)
2428 {
2429 const char **p;
2430 p = motion_str;
2431 for(;;) {
2432 if (!*p) {
2433 fprintf(stderr, "Unknown motion estimation method '%s'\n", arg);
2434 exit(1);
2435 }
2436 if (!strcmp(*p, arg))
2437 break;
2438 p++;
2439 }
2440 me_method = (p - motion_str) + 1;
2441 }
2442
2443 static void opt_video_codec(const char *arg)
2444 {
2445 opt_codec(&video_stream_copy, &video_codec_id, CODEC_TYPE_VIDEO, arg);
2446 }
2447
2448 static void opt_subtitle_codec(const char *arg)
2449 {
2450 opt_codec(&subtitle_stream_copy, &subtitle_codec_id, CODEC_TYPE_SUBTITLE, arg);
2451 }
2452
2453 static void opt_map(const char *arg)
2454 {
2455 AVStreamMap *m;
2456 const char *p;
2457
2458 p = arg;
2459 m = &stream_maps[nb_stream_maps++];
2460
2461 m->file_index = strtol(arg, (char **)&p, 0);
2462 if (*p)
2463 p++;
2464
2465 m->stream_index = strtol(p, (char **)&p, 0);
2466 if (*p) {
2467 p++;
2468 m->sync_file_index = strtol(p, (char **)&p, 0);
2469 if (*p)
2470 p++;
2471 m->sync_stream_index = strtol(p, (char **)&p, 0);
2472 } else {
2473 m->sync_file_index = m->file_index;
2474 m->sync_stream_index = m->stream_index;
2475 }
2476 }
2477
2478 static void opt_map_meta_data(const char *arg)
2479 {
2480 AVMetaDataMap *m;
2481 const char *p;
2482
2483 p = arg;
2484 m = &meta_data_maps[nb_meta_data_maps++];
2485
2486 m->out_file = strtol(arg, (char **)&p, 0);
2487 if (*p)
2488 p++;
2489
2490 m->in_file = strtol(p, (char **)&p, 0);
2491 }
2492
2493 static void opt_recording_time(const char *arg)
2494 {
2495 recording_time = parse_date(arg, 1);
2496 }
2497
2498 static void opt_start_time(const char *arg)
2499 {
2500 start_time = parse_date(arg, 1);
2501 }
2502
2503 static void opt_rec_timestamp(const char *arg)
2504 {
2505 rec_timestamp = parse_date(arg, 0) / 1000000;
2506 }
2507
2508 static void opt_input_ts_offset(const char *arg)
2509 {
2510 input_ts_offset = parse_date(arg, 1);
2511 }
2512
2513 static void opt_input_file(const char *filename)
2514 {
2515 AVFormatContext *ic;
2516 AVFormatParameters params, *ap = &params;
2517 int err, i, ret, rfps, rfps_base;
2518 int64_t timestamp;
2519
2520 if (!strcmp(filename, "-"))
2521 filename = "pipe:";
2522
2523 using_stdin |= !strncmp(filename, "pipe:", 5) ||
2524 !strcmp( filename, "/dev/stdin" );
2525
2526 /* get default parameters from command line */
2527 ic = av_alloc_format_context();
2528
2529 memset(ap, 0, sizeof(*ap));
2530 ap->prealloced_context = 1;
2531 ap->sample_rate = audio_sample_rate;
2532 ap->channels = audio_channels;
2533 ap->time_base.den = frame_rate.num;
2534 ap->time_base.num = frame_rate.den;
2535 ap->width = frame_width + frame_padleft + frame_padright;
2536 ap->height = frame_height + frame_padtop + frame_padbottom;
2537 ap->pix_fmt = frame_pix_fmt;
2538 ap->channel = video_channel;
2539 ap->standard = video_standard;
2540 ap->video_codec_id = video_codec_id;
2541 ap->audio_codec_id = audio_codec_id;
2542 if(pgmyuv_compatibility_hack)
2543 ap->video_codec_id= CODEC_ID_PGMYUV;
2544
2545 for(i=0; i<opt_name_count; i++){
2546 const AVOption *opt;
2547 double d= av_get_double(avformat_opts, opt_names[i], &opt);
2548 if(d==d && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
2549 av_set_double(ic, opt_names[i], d);
2550 }
2551 /* open the input file with generic libav function */
2552 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
2553 if (err < 0) {
2554 print_error(filename, err);
2555 exit(1);
2556 }
2557
2558 ic->loop_input = loop_input;
2559
2560 /* If not enough info to get the stream parameters, we decode the
2561 first frames to get it. (used in mpeg case for example) */
2562 ret = av_find_stream_info(ic);
2563 if (ret < 0 && verbose >= 0) {
2564 fprintf(stderr, "%s: could not find codec parameters\n", filename);
2565 exit(1);
2566 }
2567
2568 timestamp = start_time;
2569 /* add the stream start time */
2570 if (ic->start_time != AV_NOPTS_VALUE)
2571 timestamp += ic->start_time;
2572
2573 /* if seeking requested, we execute it */
2574 if (start_time != 0) {
2575 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
2576 if (ret < 0) {
2577 fprintf(stderr, "%s: could not seek to position %0.3f\n",
2578 filename, (double)timestamp / AV_TIME_BASE);
2579 }
2580 /* reset seek info */
2581 start_time = 0;
2582 }
2583
2584 /* update the current parameters so that they match the one of the input stream */
2585 for(i=0;i<ic->nb_streams;i++) {
2586 int j;
2587 AVCodecContext *enc = ic->streams[i]->codec;
2588 if(thread_count>1)
2589 avcodec_thread_init(enc, thread_count);
2590 enc->thread_count= thread_count;
2591 switch(enc->codec_type) {
2592 case CODEC_TYPE_AUDIO:
2593 for(j=0; j<opt_name_count; j++){
2594 const AVOption *opt;
2595 double d= av_get_double(avctx_opts[CODEC_TYPE_AUDIO], opt_names[j], &opt);
2596 if(d==d && (opt->flags&AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
2597 av_set_double(enc, opt_names[j], d);
2598 }
2599 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
2600 audio_channels = enc->channels;
2601 audio_sample_rate = enc->sample_rate;
2602 if(audio_disable)
2603 ic->streams[i]->discard= AVDISCARD_ALL;
2604 break;
2605 case CODEC_TYPE_VIDEO:
2606 for(j=0; j<opt_name_count; j++){
2607 const AVOption *opt;
2608 double d= av_get_double(avctx_opts[CODEC_TYPE_VIDEO], opt_names[j], &opt);
2609 if(d==d && (opt->flags&AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
2610 av_set_double(enc, opt_names[j], d);
2611 }
2612 frame_height = enc->height;
2613 frame_width = enc->width;
2614 frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
2615 frame_pix_fmt = enc->pix_fmt;
2616 rfps = ic->streams[i]->r_frame_rate.num;
2617 rfps_base = ic->streams[i]->r_frame_rate.den;
2618 if(enc->lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
2619 if(me_threshold)
2620 enc->debug |= FF_DEBUG_MV;
2621
2622 if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
2623
2624 if (verbose >= 0)
2625 fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
2626 i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
2627
2628 (float)rfps / rfps_base, rfps, rfps_base);
2629 }
2630 /* update the current frame rate to match the stream frame rate */
2631 frame_rate.num = rfps;
2632 frame_rate.den = rfps_base;
2633
2634 enc->rate_emu = rate_emu;
2635 if(video_disable)
2636 ic->streams[i]->discard= AVDISCARD_ALL;
2637 else if(video_discard)
2638 ic->streams[i]->discard= video_discard;
2639 break;
2640 case CODEC_TYPE_DATA:
2641 break;
2642 case CODEC_TYPE_SUBTITLE:
2643 break;
2644 case CODEC_TYPE_UNKNOWN:
2645 break;
2646 default:
2647 av_abort();
2648 }
2649 }
2650
2651 input_files[nb_input_files] = ic;
2652 input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
2653 /* dump the file content */
2654 if (verbose >= 0)
2655 dump_format(ic, nb_input_files, filename, 0);
2656
2657 nb_input_files++;
2658 file_iformat = NULL;
2659 file_oformat = NULL;
2660
2661 video_channel = 0;
2662
2663 rate_emu = 0;
2664 }
2665
2666 static void check_audio_video_inputs(int *has_video_ptr, int *has_audio_ptr)
2667 {
2668 int has_video, has_audio, i, j;
2669 AVFormatContext *ic;
2670
2671 has_video = 0;
2672 has_audio = 0;
2673 for(j=0;j<nb_input_files;j++) {
2674 ic = input_files[j];
2675 for(i=0;i<ic->nb_streams;i++) {
2676 AVCodecContext *enc = ic->streams[i]->codec;
2677 switch(enc->codec_type) {
2678 case CODEC_TYPE_AUDIO:
2679 has_audio = 1;
2680 break;
2681 case CODEC_TYPE_VIDEO:
2682 has_video = 1;
2683 break;
2684 case CODEC_TYPE_DATA:
2685 case CODEC_TYPE_UNKNOWN:
2686 case CODEC_TYPE_SUBTITLE:
2687 break;
2688 default:
2689 av_abort();
2690 }
2691 }
2692 }
2693 *has_video_ptr = has_video;
2694 *has_audio_ptr = has_audio;
2695 }
2696
2697 static void new_video_stream(AVFormatContext *oc)
2698 {
2699 AVStream *st;
2700 AVCodecContext *video_enc;
2701 int codec_id;
2702
2703 st = av_new_stream(oc, oc->nb_streams);
2704 if (!st) {
2705 fprintf(stderr, "Could not alloc stream\n");
2706 exit(1);
2707 }
2708 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_VIDEO);
2709 bitstream_filters[nb_output_files][oc->nb_streams - 1]= video_bitstream_filters;
2710 video_bitstream_filters= NULL;
2711
2712 if(thread_count>1)
2713 avcodec_thread_init(st->codec, thread_count);
2714
2715 video_enc = st->codec;
2716
2717 if(video_codec_tag)
2718 video_enc->codec_tag= video_codec_tag;
2719
2720 if( (video_global_header&1)
2721 || (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER))){
2722 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
2723 avctx_opts[CODEC_TYPE_VIDEO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
2724 }
2725 if(video_global_header&2){
2726 video_enc->flags2 |= CODEC_FLAG2_LOCAL_HEADER;
2727 avctx_opts[CODEC_TYPE_VIDEO]->flags2|= CODEC_FLAG2_LOCAL_HEADER;
2728 }
2729
2730 if (video_stream_copy) {
2731 st->stream_copy = 1;
2732 video_enc->codec_type = CODEC_TYPE_VIDEO;
2733 } else {
2734 char *p;
2735 int i;
2736 AVCodec *codec;
2737
2738 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_VIDEO);
2739 if (video_codec_id != CODEC_ID_NONE)
2740 codec_id = video_codec_id;
2741
2742 video_enc->codec_id = codec_id;
2743 codec = avcodec_find_encoder(codec_id);
2744
2745 for(i=0; i<opt_name_count; i++){
2746 const AVOption *opt;
2747 double d= av_get_double(avctx_opts[CODEC_TYPE_VIDEO], opt_names[i], &opt);
2748 if(d==d && (opt->flags&AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM))
2749 av_set_double(video_enc, opt_names[i], d);
2750 }
2751
2752 video_enc->time_base.den = frame_rate.num;
2753 video_enc->time_base.num = frame_rate.den;
2754 if(codec && codec->supported_framerates){
2755 const AVRational *p= codec->supported_framerates;
2756 AVRational req= (AVRational){frame_rate.num, frame_rate.den};
2757 const AVRational *best=NULL;
2758 AVRational best_error= (AVRational){INT_MAX, 1};
2759 for(; p->den!=0; p++){
2760 AVRational error= av_sub_q(req, *p);
2761 if(error.num <0) error.num *= -1;
2762 if(av_cmp_q(error, best_error) < 0){
2763 best_error= error;
2764 best= p;
2765 }
2766 }
2767 video_enc->time_base.den= best->num;
2768 video_enc->time_base.num= best->den;
2769 }
2770
2771 video_enc->width = frame_width + frame_padright + frame_padleft;
2772 video_enc->height = frame_height + frame_padtop + frame_padbottom;
2773 video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*video_enc->height/video_enc->width, 255);
2774 video_enc->pix_fmt = frame_pix_fmt;
2775
2776 if(codec && codec->pix_fmts){
2777 const enum PixelFormat *p= codec->pix_fmts;
2778 for(; *p!=-1; p++){
2779 if(*p == video_enc->pix_fmt)
2780 break;
2781 }
2782 if(*p == -1)
2783 video_enc->pix_fmt = codec->pix_fmts[0];
2784 }
2785
2786 if (intra_only)
2787 video_enc->gop_size = 0;
2788 if (video_qscale || same_quality) {
2789 video_enc->flags |= CODEC_FLAG_QSCALE;
2790 video_enc->global_quality=
2791 st->quality = FF_QP2LAMBDA * video_qscale;
2792 }
2793
2794 if(intra_matrix)
2795 video_enc->intra_matrix = intra_matrix;
2796 if(inter_matrix)
2797 video_enc->inter_matrix = inter_matrix;
2798
2799 video_enc->max_qdiff = video_qdiff;
2800 video_enc->rc_eq = video_rc_eq;
2801 video_enc->thread_count = thread_count;
2802 p= video_rc_override_string;
2803 for(i=0; p; i++){
2804 int start, end, q;
2805 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
2806 if(e!=3){
2807 fprintf(stderr, "error parsing rc_override\n");
2808 exit(1);
2809 }
2810 video_enc->rc_override=
2811 av_realloc(video_enc->rc_override,
2812 sizeof(RcOverride)*(i+1));
2813 video_enc->rc_override[i].start_frame= start;
2814 video_enc->rc_override[i].end_frame = end;
2815 if(q>0){
2816 video_enc->rc_override[i].qscale= q;
2817 video_enc->rc_override[i].quality_factor= 1.0;
2818 }
2819 else{
2820 video_enc->rc_override[i].qscale= 0;
2821 video_enc->rc_override[i].quality_factor= -q/100.0;
2822 }
2823 p= strchr(p, '/');
2824 if(p) p++;
2825 }
2826 video_enc->rc_override_count=i;
2827 if (!video_enc->rc_initial_buffer_occupancy)
2828 video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4;
2829 video_enc->me_threshold= me_threshold;
2830 video_enc->intra_dc_precision= intra_dc_precision - 8;
2831 video_enc->strict_std_compliance = strict;
2832
2833 if (do_psnr)
2834 video_enc->flags|= CODEC_FLAG_PSNR;
2835
2836 video_enc->me_method = me_method;
2837
2838 /* two pass mode */
2839 if (do_pass) {
2840 if (do_pass == 1) {
2841 video_enc->flags |= CODEC_FLAG_PASS1;
2842 } else {
2843 video_enc->flags |= CODEC_FLAG_PASS2;
2844 }
2845 }
2846 }
2847
2848 /* reset some key parameters */
2849 video_disable = 0;
2850 video_codec_id = CODEC_ID_NONE;
2851 video_stream_copy = 0;
2852 }
2853
2854 static void new_audio_stream(AVFormatContext *oc)
2855 {
2856 AVStream *st;
2857 AVCodecContext *audio_enc;
2858 int codec_id, i;
2859
2860 st = av_new_stream(oc, oc->nb_streams);
2861 if (!st) {
2862 fprintf(stderr, "Could not alloc stream\n");
2863 exit(1);
2864 }
2865 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_AUDIO);
2866
2867 bitstream_filters[nb_output_files][oc->nb_streams - 1]= audio_bitstream_filters;
2868 audio_bitstream_filters= NULL;
2869
2870 if(thread_count>1)
2871 avcodec_thread_init(st->codec, thread_count);
2872
2873 audio_enc = st->codec;
2874 audio_enc->codec_type = CODEC_TYPE_AUDIO;
2875 audio_enc->strict_std_compliance = strict;
2876
2877 if(audio_codec_tag)
2878 audio_enc->codec_tag= audio_codec_tag;
2879
2880 if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
2881 audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
2882 avctx_opts[CODEC_TYPE_AUDIO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
2883 }
2884 if (audio_stream_copy) {
2885 st->stream_copy = 1;
2886 audio_enc->channels = audio_channels;
2887 } else {
2888 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_AUDIO);
2889
2890 for(i=0; i<opt_name_count; i++){
2891 const AVOption *opt;
2892 double d= av_get_double(avctx_opts[CODEC_TYPE_AUDIO], opt_names[i], &opt);
2893 if(d==d && (opt->flags&AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM))
2894 av_set_double(audio_enc, opt_names[i], d);
2895 }
2896
2897 if (audio_codec_id != CODEC_ID_NONE)
2898 codec_id = audio_codec_id;
2899 audio_enc->codec_id = codec_id;
2900
2901 if (audio_qscale > QSCALE_NONE) {
2902 audio_enc->flags |= CODEC_FLAG_QSCALE;
2903 audio_enc->global_quality = st->quality = FF_QP2LAMBDA * audio_qscale;
2904 }
2905 audio_enc->thread_count = thread_count;
2906 audio_enc->channels = audio_channels;
2907 }
2908 audio_enc->sample_rate = audio_sample_rate;
2909 audio_enc->time_base= (AVRational){1, audio_sample_rate};
2910 if (audio_language) {
2911 av_strlcpy(st->language, audio_language, sizeof(st->language));
2912 av_free(audio_language);
2913 audio_language = NULL;
2914 }
2915
2916 /* reset some key parameters */
2917 audio_disable = 0;
2918 audio_codec_id = CODEC_ID_NONE;
2919 audio_stream_copy = 0;
2920 }
2921
2922 static void opt_new_subtitle_stream(void)
2923 {
2924 AVFormatContext *oc;
2925 AVStream *st;
2926 AVCodecContext *subtitle_enc;
2927 int i;
2928
2929 if (nb_output_files <= 0) {
2930 fprintf(stderr, "At least one output file must be specified\n");
2931 exit(1);
2932 }
2933 oc = output_files[nb_output_files - 1];
2934
2935 st = av_new_stream(oc, oc->nb_streams);
2936 if (!st) {
2937 fprintf(stderr, "Could not alloc stream\n");
2938 exit(1);
2939 }
2940 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_SUBTITLE);
2941
2942 subtitle_enc = st->codec;
2943 subtitle_enc->codec_type = CODEC_TYPE_SUBTITLE;
2944 if (subtitle_stream_copy) {
2945 st->stream_copy = 1;
2946 } else {
2947 for(i=0; i<opt_name_count; i++){
2948 const AVOption *opt;
2949 double d= av_get_double(avctx_opts[CODEC_TYPE_SUBTITLE], opt_names[i], &opt);
2950 if(d==d && (opt->flags&AV_OPT_FLAG_SUBTITLE_PARAM) && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM))
2951 av_set_double(subtitle_enc, opt_names[i], d);
2952 }
2953 subtitle_enc->codec_id = subtitle_codec_id;
2954 }
2955
2956 if (subtitle_language) {
2957 av_strlcpy(st->language, subtitle_language, sizeof(st->language));
2958 av_free(subtitle_language);
2959 subtitle_language = NULL;
2960 }
2961
2962 subtitle_codec_id = CODEC_ID_NONE;
2963 subtitle_stream_copy = 0;
2964 }
2965
2966 static void opt_new_audio_stream(void)
2967 {
2968 AVFormatContext *oc;
2969 if (nb_output_files <= 0) {
2970 fprintf(stderr, "At least one output file must be specified\n");
2971 exit(1);
2972 }
2973 oc = output_files[nb_output_files - 1];
2974 new_audio_stream(oc);
2975 }
2976
2977 static void opt_new_video_stream(void)
2978 {
2979 AVFormatContext *oc;
2980 if (nb_output_files <= 0) {
2981 fprintf(stderr, "At least one output file must be specified\n");
2982 exit(1);
2983 }
2984 oc = output_files[nb_output_files - 1];
2985 new_video_stream(oc);
2986 }
2987
2988 static void opt_output_file(const char *filename)
2989 {
2990 AVFormatContext *oc;
2991 int use_video, use_audio, input_has_video, input_has_audio, i;
2992 AVFormatParameters params, *ap = &params;
2993
2994 if (!strcmp(filename, "-"))
2995 filename = "pipe:";
2996
2997 oc = av_alloc_format_context();
2998
2999 if (!file_oformat) {
3000 file_oformat = guess_format(NULL, filename, NULL);
3001 if (!file_oformat) {
3002 fprintf(stderr, "Unable for find a suitable output format for '%s'\n",
3003 filename);
3004 exit(1);
3005 }
3006 }
3007
3008 oc->oformat = file_oformat;
3009 av_strlcpy(oc->filename, filename, sizeof(oc->filename));
3010
3011 if (!strcmp(file_oformat->name, "ffm") &&
3012 av_strstart(filename, "http:", NULL)) {
3013 /* special case for files sent to ffserver: we get the stream
3014 parameters from ffserver */
3015 if (read_ffserver_streams(oc, filename) < 0) {
3016 fprintf(stderr, "Could not read stream parameters from '%s'\n", filename);
3017 exit(1);
3018 }
3019 } else {
3020 use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy || video_codec_id != CODEC_ID_NONE;
3021 use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy || audio_codec_id != CODEC_ID_NONE;
3022
3023 /* disable if no corresponding type found and at least one
3024 input file */
3025 if (nb_input_files > 0) {
3026 check_audio_video_inputs(&input_has_video, &input_has_audio);
3027 if (!input_has_video)
3028 use_video = 0;
3029 if (!input_has_audio)
3030 use_audio = 0;
3031 }
3032
3033 /* manual disable */
3034 if (audio_disable) {
3035 use_audio = 0;
3036 }
3037 if (video_disable) {
3038 use_video = 0;
3039 }
3040
3041 if (use_video) {
3042 new_video_stream(oc);
3043 }
3044
3045 if (use_audio) {
3046 new_audio_stream(oc);
3047 }
3048
3049 oc->timestamp = rec_timestamp;
3050
3051 if (str_title)
3052 av_strlcpy(oc->title, str_title, sizeof(oc->title));
3053 if (str_author)
3054 av_strlcpy(oc->author, str_author, sizeof(oc->author));
3055 if (str_copyright)
3056 av_strlcpy(oc->copyright, str_copyright, sizeof(oc->copyright));
3057 if (str_comment)
3058 av_strlcpy(oc->comment, str_comment, sizeof(oc->comment));
3059 if (str_album)
3060 av_strlcpy(oc->album, str_album, sizeof(oc->album));
3061 }
3062
3063 output_files[nb_output_files++] = oc;
3064
3065 /* check filename in case of an image number is expected */
3066 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
3067 if (!av_filename_number_test(oc->filename)) {
3068 print_error(oc->filename, AVERROR_NUMEXPECTED);
3069 exit(1);
3070 }
3071 }
3072
3073 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
3074 /* test if it already exists to avoid loosing precious files */
3075 if (!file_overwrite &&
3076 (strchr(filename, ':') == NULL ||
3077 av_strstart(filename, "file:", NULL))) {
3078 if (url_exist(filename)) {
3079 int c;
3080
3081 if ( !using_stdin ) {
3082 fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
3083 fflush(stderr);
3084 c = getchar();
3085 if (toupper(c) != 'Y') {
3086 fprintf(stderr, "Not overwriting - exiting\n");
3087 exit(1);
3088 }
3089 }
3090 else {
3091 fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
3092 exit(1);
3093 }
3094 }
3095 }
3096
3097 /* open the file */
3098 if (url_fopen(&oc->pb, filename, URL_WRONLY) < 0) {
3099 fprintf(stderr, "Could not open '%s'\n", filename);
3100 exit(1);
3101 }
3102 }
3103
3104 memset(ap, 0, sizeof(*ap));
3105 if (av_set_parameters(oc, ap) < 0) {
3106 fprintf(stderr, "%s: Invalid encoding parameters\n",
3107 oc->filename);
3108 exit(1);
3109 }
3110
3111 oc->preload= (int)(mux_preload*AV_TIME_BASE);
3112 oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE);
3113 oc->loop_output = loop_output;
3114
3115 for(i=0; i<opt_name_count; i++){
3116 const AVOption *opt;
3117 double d = av_get_double(avformat_opts, opt_names[i], &opt);
3118 if(d==d && (opt->flags&AV_OPT_FLAG_ENCODING_PARAM))
3119 av_set_double(oc, opt_names[i], d);
3120 }
3121
3122 /* reset some options */
3123 file_oformat = NULL;
3124 file_iformat = NULL;
3125 }
3126
3127 /* same option as mencoder */
3128 static void opt_pass(const char *pass_str)
3129 {
3130 int pass;
3131 pass = atoi(pass_str);
3132 if (pass != 1 && pass != 2) {
3133 fprintf(stderr, "pass number can be only 1 or 2\n");
3134 exit(1);
3135 }
3136 do_pass = pass;
3137 }
3138
3139 #if defined(__MINGW32__) || defined(CONFIG_OS2)
3140 static int64_t getutime(void)
3141 {
3142 return av_gettime();
3143 }
3144 #else
3145 static int64_t getutime(void)
3146 {
3147 struct rusage rusage;
3148
3149 getrusage(RUSAGE_SELF, &rusage);
3150 return (rusage.ru_utime.tv_sec * 1000000LL) + rusage.ru_utime.tv_usec;
3151 }
3152 #endif
3153
3154 #if defined(CONFIG_FFM_DEMUXER) || defined(CONFIG_FFM_MUXER)
3155 extern int ffm_nopts;
3156 #endif
3157
3158 static void show_formats(void)
3159 {
3160 AVInputFormat *ifmt;
3161 AVOutputFormat *ofmt;
3162 URLProtocol *up;
3163 AVCodec *p, *p2;
3164 const char **pp, *last_name;
3165
3166 printf("File formats:\n");
3167 last_name= "000";
3168 for(;;){
3169 int decode=0;
3170 int encode=0;
3171 const char *name=NULL;
3172 const char *long_name=NULL;
3173
3174 for(ofmt = first_oformat; ofmt != NULL; ofmt = ofmt->next) {
3175 if((name == NULL || strcmp(ofmt->name, name)<0) &&
3176 strcmp(ofmt->name, last_name)>0){
3177 name= ofmt->name;
3178 long_name= ofmt->long_name;
3179 encode=1;
3180 }
3181 }
3182 for(ifmt = first_iformat; ifmt != NULL; ifmt = ifmt->next) {
3183 if((name == NULL || strcmp(ifmt->name, name)<0) &&
3184 strcmp(ifmt->name, last_name)>0){
3185 name= ifmt->name;
3186 long_name= ifmt->long_name;
3187 encode=0;
3188 }
3189 if(name && strcmp(ifmt->name, name)==0)
3190 decode=1;
3191 }
3192 if(name==NULL)
3193 break;
3194 last_name= name;
3195
3196 printf(
3197 " %s%s %-15s %s\n",
3198 decode ? "D":" ",
3199 encode ? "E":" ",
3200 name,
3201 long_name ? long_name:" ");
3202 }
3203 printf("\n");
3204
3205 printf("Codecs:\n");
3206 last_name= "000";
3207 for(;;){
3208 int decode=0;
3209 int encode=0;
3210 int cap=0;
3211 const char *type_str;
3212
3213 p2=NULL;
3214 for(p = first_avcodec; p != NULL; p = p->next) {
3215 if((p2==NULL || strcmp(p->name, p2->name)<0) &&
3216 strcmp(p->name, last_name)>0){
3217 p2= p;
3218 decode= encode= cap=0;
3219 }
3220 if(p2 && strcmp(p->name, p2->name)==0){
3221 if(p->decode) decode=1;
3222 if(p->encode) encode=1;
3223 cap |= p->capabilities;
3224 }
3225 }
3226 if(p2==NULL)
3227 break;
3228 last_name= p2->name;
3229
3230 switch(p2->type) {
3231 case CODEC_TYPE_VIDEO:
3232 type_str = "V";
3233 break;
3234 case CODEC_TYPE_AUDIO:
3235 type_str = "A";
3236 break;
3237 case CODEC_TYPE_SUBTITLE:
3238 type_str = "S";
3239 break;
3240 default:
3241 type_str = "?";
3242 break;
3243 }
3244 printf(
3245 " %s%s%s%s%s%s %s",
3246 decode ? "D": (/*p2->decoder ? "d":*/" "),
3247 encode ? "E":" ",
3248 type_str,
3249 cap & CODEC_CAP_DRAW_HORIZ_BAND ? "S":" "