QT RLE encoder
[libav.git] / ffmpeg.c
CommitLineData
85f07f22 1/*
115329f1 2 * FFmpeg main
01310af2 3 * Copyright (c) 2000-2003 Fabrice Bellard
85f07f22 4 *
b78e7197
DB
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
bf5af568
FB
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
b78e7197 10 * version 2.1 of the License, or (at your option) any later version.
85f07f22 11 *
b78e7197 12 * FFmpeg is distributed in the hope that it will be useful,
85f07f22 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
bf5af568
FB
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
85f07f22 16 *
bf5af568 17 * You should have received a copy of the GNU Lesser General Public
b78e7197 18 * License along with FFmpeg; if not, write to the Free Software
5509bffa 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
85f07f22 20 */
364a9607 21
d86b83f8 22#include <signal.h>
22f7a060 23#include <limits.h>
daf8e955 24#include "avformat.h"
18a54b04 25#include "swscale.h"
10d104e4 26#include "framehook.h"
6fd46414 27#include "opt.h"
f5a478f6 28#include "fifo.h"
f7d78f36 29#include "avstring.h"
daf8e955 30
d86b83f8
RP
31#ifdef __MINGW32__
32#include <conio.h>
33#else
85f07f22
FB
34#include <unistd.h>
35#include <fcntl.h>
36#include <sys/ioctl.h>
85f07f22 37#include <sys/time.h>
85f07f22 38#include <termios.h>
5727b222 39#include <sys/resource.h>
bdc4796f 40#endif
f3ec2d46
SG
41#ifdef CONFIG_OS2
42#include <sys/types.h>
43#include <sys/select.h>
44#include <stdlib.h>
45#endif
64c020a8 46#undef time //needed because HAVE_AV_CONFIG_H is defined on top
bf5af568 47#include <time.h>
85f07f22 48
f1cc88a5 49#include "version.h"
01310af2
FB
50#include "cmdutils.h"
51
2b18dcd0
MN
52#undef NDEBUG
53#include <assert.h>
54
8aa1e3da
MN
55#if !defined(INFINITY) && defined(HUGE_VAL)
56#define INFINITY HUGE_VAL
57#endif
85f07f22 58
c367d067
MN
59#undef exit
60
85f07f22
FB
61/* select an input stream for an output stream */
62typedef struct AVStreamMap {
63 int file_index;
64 int stream_index;
b4a3389e
WG
65 int sync_file_index;
66 int sync_stream_index;
85f07f22
FB
67} AVStreamMap;
68
0a38bafd
PB
69/** select an input file for an output file */
70typedef struct AVMetaDataMap {
71 int out_file;
72 int in_file;
73} AVMetaDataMap;
74
85f07f22
FB
75extern const OptionDef options[];
76
02d504a7
FB
77static void show_help(void);
78static void show_license(void);
637b5326 79static int opt_default(const char *opt, const char *arg);
85f07f22
FB
80
81#define MAX_FILES 20
82
83static AVFormatContext *input_files[MAX_FILES];
a6a92a9a 84static int64_t input_files_ts_offset[MAX_FILES];
85f07f22
FB
85static int nb_input_files = 0;
86
87static AVFormatContext *output_files[MAX_FILES];
88static int nb_output_files = 0;
89
90static AVStreamMap stream_maps[MAX_FILES];
91static int nb_stream_maps;
92
0a38bafd
PB
93static AVMetaDataMap meta_data_maps[MAX_FILES];
94static int nb_meta_data_maps;
95
79fdaa4c
FB
96static AVInputFormat *file_iformat;
97static AVOutputFormat *file_oformat;
55cf1959
MN
98static int frame_width = 0;
99static int frame_height = 0;
880e8ba7 100static float frame_aspect_ratio = 0;
644a9262 101static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
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102static int frame_padtop = 0;
103static int frame_padbottom = 0;
104static int frame_padleft = 0;
105static int frame_padright = 0;
106static int padcolor[3] = {16,128,128}; /* default to black */
ab6d194a
MN
107static int frame_topBand = 0;
108static int frame_bottomBand = 0;
109static int frame_leftBand = 0;
110static int frame_rightBand = 0;
cf7fc795 111static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
b33ece16 112static AVRational frame_rate = (AVRational) {25,1};
158c7f05 113static float video_qscale = 0;
9cdd6a24 114static int video_qdiff = 3;
84f608f4
VM
115static uint16_t *intra_matrix = NULL;
116static uint16_t *inter_matrix = NULL;
ac2830ec 117#if 0 //experimental, (can be removed)
3aa102be
MN
118static float video_rc_qsquish=1.0;
119static float video_rc_qmod_amp=0;
120static int video_rc_qmod_freq=0;
ac2830ec 121#endif
3aa102be
MN
122static char *video_rc_override_string=NULL;
123static char *video_rc_eq="tex^qComp";
3bea5386 124static int me_method = ME_EPZS;
85f07f22 125static int video_disable = 0;
f3356e9c 126static int video_discard = 0;
85f07f22 127static int video_codec_id = CODEC_ID_NONE;
b2a2197e 128static int video_codec_tag = 0;
85f07f22 129static int same_quality = 0;
cfcf0ffd 130static int do_deinterlace = 0;
f560dd82 131static int strict = 0;
bb198e19 132static int top_field_first = -1;
f4f3223f 133static int me_threshold = 0;
1a11cbcc 134static int intra_dc_precision = 8;
5894e1bb 135static int loop_input = 0;
8108551a 136static int loop_output = AVFMT_NOOUTPUTLOOP;
0888fd22 137static int qp_hist = 0;
85f07f22 138
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FB
139static int intra_only = 0;
140static int audio_sample_rate = 44100;
c57c770d
JR
141#define QSCALE_NONE -99999
142static float audio_qscale = QSCALE_NONE;
85f07f22
FB
143static int audio_disable = 0;
144static int audio_channels = 1;
145static int audio_codec_id = CODEC_ID_NONE;
b2a2197e 146static int audio_codec_tag = 0;
cf7fc795
FB
147static char *audio_language = NULL;
148
149static int subtitle_codec_id = CODEC_ID_NONE;
150static char *subtitle_language = NULL;
85f07f22 151
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MN
152static float mux_preload= 0.5;
153static float mux_max_delay= 0.7;
2db3c638 154
0c1a9eda 155static int64_t recording_time = 0;
8831db5c 156static int64_t start_time = 0;
4568325a 157static int64_t rec_timestamp = 0;
a6a92a9a 158static int64_t input_ts_offset = 0;
85f07f22
FB
159static int file_overwrite = 0;
160static char *str_title = NULL;
161static char *str_author = NULL;
162static char *str_copyright = NULL;
163static char *str_comment = NULL;
63d5075c 164static char *str_album = NULL;
5727b222 165static int do_benchmark = 0;
a0663ba4 166static int do_hex_dump = 0;
254abc2e 167static int do_pkt_dump = 0;
43f1708f 168static int do_psnr = 0;
5abdb4b1
FB
169static int do_pass = 0;
170static char *pass_logfilename = NULL;
1629626f
FB
171static int audio_stream_copy = 0;
172static int video_stream_copy = 0;
cf7fc795 173static int subtitle_stream_copy = 0;
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MN
174static int video_sync_method= 1;
175static int audio_sync_method= 0;
72bd8100 176static int copy_ts= 0;
ca80810b 177static int opt_shortest = 0; //
90ad92b3 178static int video_global_header = 0;
b60d1379
SS
179static char *vstats_filename;
180static FILE *fvstats;
5abdb4b1 181
bdfcbbed
MK
182static int rate_emu = 0;
183
a5df11ab 184static int video_channel = 0;
df0cecdd 185static char *video_standard;
79a7c268 186
a9aa3467 187static int audio_volume = 256;
8aa3ee32 188
d9a916e2 189static int using_stdin = 0;
bee0d9e5 190static int using_vhook = 0;
f068206e 191static int verbose = 1;
9c3d33d6 192static int thread_count= 1;
b51469a0 193static int q_pressed = 0;
1008ceb3
MN
194static int64_t video_size = 0;
195static int64_t audio_size = 0;
196static int64_t extra_size = 0;
a6a92a9a
WG
197static int nb_frames_dup = 0;
198static int nb_frames_drop = 0;
6e454c38 199static int input_sync;
85ad1b0e 200static uint64_t limit_filesize = 0; //
d9a916e2 201
5b6d5596 202static int pgmyuv_compatibility_hack=0;
023857be 203static int dts_delta_threshold = 10;
5b6d5596 204
18a54b04
LA
205static int sws_flags = SWS_BICUBIC;
206
29cc1c23
BF
207static const char **opt_names;
208static int opt_name_count;
209static AVCodecContext *avctx_opts[CODEC_TYPE_NB];
210static AVFormatContext *avformat_opts;
211static struct SwsContext *sws_opts;
212static int64_t timer_start;
8bbf6db9 213
748c2fca
MN
214static AVBitStreamFilterContext *video_bitstream_filters=NULL;
215static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
216static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
5b6d5596 217
5abdb4b1 218#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
85f07f22 219
b4a3389e
WG
220struct AVInputStream;
221
85f07f22
FB
222typedef 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 */
ec5517d5
FB
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 */
b4a3389e
WG
231 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
232 struct AVInputStream *sync_ist; /* input stream to sync against */
e928649b 233 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
85f07f22 234 /* video only */
07d0cdfc 235 int video_resample;
a4d36c11 236 AVFrame pict_tmp; /* temporary image for resampling */
18a54b04
LA
237 struct SwsContext *img_resample_ctx; /* for image resampling */
238 int resample_height;
34b10a57 239
07d0cdfc 240 int video_crop;
34b10a57
D
241 int topBand; /* cropping area sizes */
242 int leftBand;
115329f1 243
07d0cdfc 244 int video_pad;
1ff93ffc
TK
245 int padtop; /* padding area sizes */
246 int padbottom;
247 int padleft;
248 int padright;
115329f1 249
85f07f22
FB
250 /* audio only */
251 int audio_resample;
252 ReSampleContext *resample; /* for audio resampling */
f5a478f6 253 AVFifoBuffer fifo; /* for compression: one audio fifo per codec */
5abdb4b1 254 FILE *logfile;
85f07f22
FB
255} AVOutputStream;
256
257typedef 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' */
0c1a9eda 263 int64_t sample_index; /* current sample */
bdfcbbed
MK
264
265 int64_t start; /* time when read started */
266 unsigned long frame; /* current frame */
254abc2e
FB
267 int64_t next_pts; /* synthetic pts for cases where pkt.pts
268 is not defined */
e7d0374f 269 int64_t pts; /* current pts */
ff4905a5 270 int is_start; /* is 1 at the start and after a discontinuity */
85f07f22
FB
271} AVInputStream;
272
273typedef 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 */
79fdaa4c 277 int nb_streams; /* nb streams we are aware of */
85f07f22
FB
278} AVInputFile;
279
2f30a81d 280#ifndef __MINGW32__
bdc4796f 281
85f07f22
FB
282/* init terminal so that we can grab keys */
283static struct termios oldtty;
d86b83f8 284#endif
85f07f22
FB
285
286static void term_exit(void)
287{
d86b83f8 288#ifndef __MINGW32__
85f07f22 289 tcsetattr (0, TCSANOW, &oldtty);
d86b83f8 290#endif
85f07f22
FB
291}
292
9680a722
RP
293static volatile sig_atomic_t received_sigterm = 0;
294
295static void
296sigterm_handler(int sig)
297{
298 received_sigterm = sig;
299 term_exit();
300}
301
85f07f22
FB
302static void term_init(void)
303{
d86b83f8 304#ifndef __MINGW32__
85f07f22
FB
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;
115329f1 318
85f07f22 319 tcsetattr (0, TCSANOW, &tty);
d86b83f8
RP
320 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
321#endif
85f07f22 322
9680a722 323 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
9680a722
RP
324 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
325 /*
326 register a function to be called at normal program termination
327 */
85f07f22 328 atexit(term_exit);
9ddd71fc
FR
329#ifdef CONFIG_BEOS_NETSERVER
330 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
331#endif
85f07f22
FB
332}
333
334/* read a key without blocking */
335static int read_key(void)
336{
d86b83f8
RP
337#ifdef __MINGW32__
338 if(kbhit())
339 return(getch());
340#else
9ddd71fc 341 int n = 1;
85f07f22 342 unsigned char ch;
9ddd71fc
FR
343#ifndef CONFIG_BEOS_NETSERVER
344 struct timeval tv;
85f07f22
FB
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);
9ddd71fc 352#endif
85f07f22 353 if (n > 0) {
cb09b2ed
PG
354 n = read(0, &ch, 1);
355 if (n == 1)
85f07f22 356 return ch;
cb09b2ed
PG
357
358 return n;
85f07f22 359 }
d86b83f8 360#endif
85f07f22
FB
361 return -1;
362}
363
b51469a0
LS
364static int decode_interrupt_cb(void)
365{
366 return q_pressed || (q_pressed = read_key() == 'q');
367}
368
b29f97d1 369static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 370{
79fdaa4c 371 int i, err;
85f07f22
FB
372 AVFormatContext *ic;
373
79fdaa4c
FB
374 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
375 if (err < 0)
376 return err;
85f07f22
FB
377 /* copy stream format */
378 s->nb_streams = ic->nb_streams;
379 for(i=0;i<ic->nb_streams;i++) {
380 AVStream *st;
1e491e29 381
f37f8d4c 382 // FIXME: a more elegant solution is needed
e1031171 383 st = av_mallocz(sizeof(AVStream));
85f07f22 384 memcpy(st, ic->streams[i], sizeof(AVStream));
f37f8d4c
AB
385 st->codec = avcodec_alloc_context();
386 memcpy(st->codec, ic->streams[i]->codec, sizeof(AVCodecContext));
85f07f22
FB
387 s->streams[i] = st;
388 }
389
390 av_close_input_file(ic);
391 return 0;
392}
393
b4a3389e
WG
394static double
395get_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
748c2fca
MN
401static 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
817b23ff 420#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 421
115329f1
DB
422static void do_audio_out(AVFormatContext *s,
423 AVOutputStream *ost,
85f07f22
FB
424 AVInputStream *ist,
425 unsigned char *buf, int size)
426{
0c1a9eda 427 uint8_t *buftmp;
d66c7abc
SC
428 static uint8_t *audio_buf = NULL;
429 static uint8_t *audio_out = NULL;
558eae03 430 const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
d66c7abc 431
85f07f22 432 int size_out, frame_bytes, ret;
01f4895c 433 AVCodecContext *enc= ost->st->codec;
85f07f22 434
d66c7abc
SC
435 /* SC: dynamic allocation of buffers */
436 if (!audio_buf)
437 audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
438 if (!audio_out)
558eae03 439 audio_out = av_malloc(audio_out_size);
d66c7abc
SC
440 if (!audio_buf || !audio_out)
441 return; /* Should signal an error ! */
442
986ebcdb 443 if(audio_sync_method){
115329f1 444 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
f5a478f6 445 - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2);
01f4895c
MN
446 double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
447 int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
ff4905a5 448
986ebcdb
MN
449 //FIXME resample delay
450 if(fabs(delta) > 50){
ff4905a5
MN
451 if(ist->is_start){
452 if(byte_delta < 0){
f41dd5aa 453 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN
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){
f66e4f5f 478 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
ff4905a5
MN
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);
949b1a13 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));
ff4905a5
MN
483 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
484 }
115329f1 485 }
986ebcdb 486 }else
b4a3389e 487 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
f5a478f6 488 - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
85f07f22
FB
489
490 if (ost->audio_resample) {
491 buftmp = audio_buf;
115329f1 492 size_out = audio_resample(ost->resample,
85f07f22 493 (short *)buftmp, (short *)buf,
01f4895c 494 size / (ist->st->codec->channels * 2));
85f07f22
FB
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 */
a0663ba4 502 if (enc->frame_size > 1) {
85f07f22 503 /* output resampled raw samples */
f5a478f6 504 av_fifo_write(&ost->fifo, buftmp, size_out);
85f07f22
FB
505
506 frame_bytes = enc->frame_size * 2 * enc->channels;
115329f1 507
f5a478f6 508 while (av_fifo_read(&ost->fifo, audio_buf, frame_bytes) == 0) {
e928649b
MN
509 AVPacket pkt;
510 av_init_packet(&pkt);
511
115329f1 512 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 513 (short *)audio_buf);
1008ceb3 514 audio_size += ret;
e928649b
MN
515 pkt.stream_index= ost->index;
516 pkt.data= audio_out;
517 pkt.size= ret;
e7902f20 518 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 519 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 520 pkt.flags |= PKT_FLAG_KEY;
748c2fca 521 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
115329f1 522
986ebcdb 523 ost->sync_opts += enc->frame_size;
85f07f22
FB
524 }
525 } else {
e928649b
MN
526 AVPacket pkt;
527 av_init_packet(&pkt);
986ebcdb 528
c43042a7 529 ost->sync_opts += size_out / (2 * enc->channels);
986ebcdb 530
a0663ba4
FB
531 /* output a pcm frame */
532 /* XXX: change encoding codec API to avoid this ? */
533 switch(enc->codec->id) {
b461b3bc
RD
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;
a0663ba4
FB
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 }
115329f1 556 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 557 (short *)buftmp);
1008ceb3 558 audio_size += ret;
e928649b
MN
559 pkt.stream_index= ost->index;
560 pkt.data= audio_out;
561 pkt.size= ret;
e7902f20 562 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 563 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b 564 pkt.flags |= PKT_FLAG_KEY;
748c2fca 565 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
85f07f22
FB
566 }
567}
568
10d104e4
PG
569static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
570{
571 AVCodecContext *dec;
572 AVPicture *picture2;
573 AVPicture picture_tmp;
0c1a9eda 574 uint8_t *buf = 0;
10d104e4 575
01f4895c 576 dec = ist->st->codec;
10d104e4
PG
577
578 /* deinterlace : must be done before any resize */
bee0d9e5 579 if (do_deinterlace || using_vhook) {
10d104e4
PG
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;
115329f1 587
10d104e4
PG
588 picture2 = &picture_tmp;
589 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
590
dafc3856 591 if (do_deinterlace){
115329f1 592 if(avpicture_deinterlace(picture2, picture,
dafc3856
MN
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 {
636d6a4a 600 av_picture_copy(picture2, picture, dec->pix_fmt, dec->width, dec->height);
bee0d9e5 601 }
10d104e4
PG
602 } else {
603 picture2 = picture;
604 }
605
4992d8bf
BB
606 frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height,
607 1000000 * ist->pts / AV_TIME_BASE);
10d104e4
PG
608
609 if (picture != picture2)
610 *picture = *picture2;
611 *bufp = buf;
612}
613
ec5517d5
FB
614/* we begin to correct av delay at this threshold */
615#define AV_DELAY_MAX 0.100
85f07f22 616
115329f1
DB
617static void do_subtitle_out(AVFormatContext *s,
618 AVOutputStream *ost,
cf7fc795
FB
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
01f4895c 634 enc = ost->st->codec;
cf7fc795
FB
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++) {
115329f1 649 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 650 subtitle_out_max_size, sub);
115329f1 651
cf7fc795
FB
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 }
748c2fca 665 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
cf7fc795
FB
666 }
667}
668
8a6cb114 669static int bit_buffer_size= 1024*256;
27537106 670static uint8_t *bit_buffer= NULL;
1ff93ffc 671
115329f1
DB
672static void do_video_out(AVFormatContext *s,
673 AVOutputStream *ost,
85f07f22 674 AVInputStream *ist,
7a0f9d7e 675 AVFrame *in_picture,
986ebcdb 676 int *frame_size)
85f07f22 677{
ec5517d5 678 int nb_frames, i, ret;
07d0cdfc 679 AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
18a54b04 680 AVFrame picture_crop_temp, picture_pad_temp;
cfcf0ffd 681 AVCodecContext *enc, *dec;
115329f1 682
a4d36c11 683 avcodec_get_frame_defaults(&picture_crop_temp);
07d0cdfc 684 avcodec_get_frame_defaults(&picture_pad_temp);
a4d36c11 685
01f4895c
MN
686 enc = ost->st->codec;
687 dec = ist->st->codec;
85f07f22 688
ec5517d5
FB
689 /* by default, we output a single frame */
690 nb_frames = 1;
691
204c0f48
PG
692 *frame_size = 0;
693
986ebcdb 694 if(video_sync_method){
10d104e4 695 double vdelta;
b4a3389e 696 vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts;
e928649b
MN
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)
70122f29 701 nb_frames = lrintf(vdelta);
949b1a13 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);
50c3dd32
MN
703 if (nb_frames == 0){
704 ++nb_frames_drop;
705 if (verbose>2)
706 fprintf(stderr, "*** drop!\n");
8300609b
MN
707 }else if (nb_frames > 1) {
708 nb_frames_dup += nb_frames;
50c3dd32 709 if (verbose>2)
8300609b 710 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN
711 }
712 }else
b4a3389e 713 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
445f1b83 714
7ca60994 715 nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
115329f1 716 if (nb_frames <= 0)
85f07f22 717 return;
ce7c56c2 718
07d0cdfc 719 if (ost->video_crop) {
636d6a4a 720 if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
07d0cdfc 721 av_log(NULL, AV_LOG_ERROR, "error cropping picture\n");
4e780252 722 return;
07d0cdfc
LA
723 }
724 formatted_picture = &picture_crop_temp;
18a54b04
LA
725 } else {
726 formatted_picture = in_picture;
07d0cdfc
LA
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) {
636d6a4a 735 if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {
07d0cdfc 736 av_log(NULL, AV_LOG_ERROR, "error padding picture\n");
4e780252 737 return;
07d0cdfc
LA
738 }
739 resampling_dst = &picture_pad_temp;
740 }
741 }
742
85f07f22 743 if (ost->video_resample) {
07d0cdfc 744 padding_src = NULL;
34b10a57 745 final_picture = &ost->pict_tmp;
18a54b04
LA
746 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
747 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
f122deb4 748 }
07d0cdfc
LA
749
750 if (ost->video_pad) {
636d6a4a 751 av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
07d0cdfc
LA
752 enc->height, enc->width, enc->pix_fmt,
753 ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
85f07f22 754 }
07d0cdfc 755
85f07f22 756 /* duplicates frame if needed */
ec5517d5 757 for(i=0;i<nb_frames;i++) {
e928649b
MN
758 AVPacket pkt;
759 av_init_packet(&pkt);
760 pkt.stream_index= ost->index;
761
e8750b00
FR
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. */
2744ca9a 766 AVFrame* old_frame = enc->coded_frame;
bb270c08 767 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN
768 pkt.data= (uint8_t *)final_picture;
769 pkt.size= sizeof(AVPicture);
e7902f20 770 if(dec->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 771 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
e928649b
MN
772 if(dec->coded_frame && dec->coded_frame->key_frame)
773 pkt.flags |= PKT_FLAG_KEY;
774
748c2fca 775 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
bb270c08 776 enc->coded_frame = old_frame;
e8750b00 777 } else {
492cd3a9 778 AVFrame big_picture;
a4d36c11
MN
779
780 big_picture= *final_picture;
7a0f9d7e
FB
781 /* better than nothing: use input picture interlaced
782 settings */
783 big_picture.interlaced_frame = in_picture->interlaced_frame;
23b254fb 784 if(avctx_opts[CODEC_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
bb198e19
MN
785 if(top_field_first == -1)
786 big_picture.top_field_first = in_picture->top_field_first;
787 else
2a8edc5d 788 big_picture.top_field_first = top_field_first;
bb198e19 789 }
7a0f9d7e 790
85f07f22
FB
791 /* handles sameq here. This is not correct because it may
792 not be a global option */
793 if (same_quality) {
1e491e29
MN
794 big_picture.quality = ist->st->quality;
795 }else
796 big_picture.quality = ost->st->quality;
f4f3223f
MN
797 if(!me_threshold)
798 big_picture.pict_type = 0;
50c3dd32 799// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN
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);
949b1a13 802//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
115329f1 803 ret = avcodec_encode_video(enc,
8a6cb114 804 bit_buffer, bit_buffer_size,
1e491e29 805 &big_picture);
4156a436
PI
806 if (ret == -1) {
807 fprintf(stderr, "Video encoding failed\n");
808 exit(1);
809 }
44429457 810 //enc->frame_number = enc->real_pict_num;
4bbc6260 811 if(ret>0){
27537106 812 pkt.data= bit_buffer;
e928649b 813 pkt.size= ret;
e7902f20 814 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 815 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 816/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN
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);*/
50c3dd32 819
e928649b
MN
820 if(enc->coded_frame && enc->coded_frame->key_frame)
821 pkt.flags |= PKT_FLAG_KEY;
748c2fca 822 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
e928649b
MN
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 }
5abdb4b1 831 }
85f07f22 832 }
50c3dd32 833 ost->sync_opts++;
ec5517d5 834 ost->frame_number++;
85f07f22
FB
835 }
836}
837
140cb663
MN
838static double psnr(double d){
839 if(d==0) return INFINITY;
b29f97d1 840 return -10.0*log(d)/log(10.0);
140cb663
MN
841}
842
115329f1 843static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
ec5517d5 844 int frame_size)
ce7c56c2 845{
ce7c56c2
J
846 AVCodecContext *enc;
847 int frame_number;
0c1a9eda 848 int64_t ti;
ce7c56c2 849 double ti1, bitrate, avg_bitrate;
115329f1 850
b60d1379 851 /* this is executed just the first time do_video_stats is called */
4bd0c2b1 852 if (!fvstats) {
b60d1379 853 fvstats = fopen(vstats_filename, "w");
4bd0c2b1
BF
854 if (!fvstats) {
855 perror("fopen");
856 exit(1);
857 }
858 }
859
f27a7268 860 ti = INT64_MAX;
01f4895c 861 enc = ost->st->codec;
ce7c56c2 862 if (enc->codec_type == CODEC_TYPE_VIDEO) {
ec5517d5 863 frame_number = ost->frame_number;
158c7f05 864 fprintf(fvstats, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 865 if (enc->flags&CODEC_FLAG_PSNR)
492cd3a9 866 fprintf(fvstats, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 867
ce7c56c2 868 fprintf(fvstats,"f_size= %6d ", frame_size);
ec5517d5 869 /* compute pts value */
c0df9d75 870 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J
871 if (ti1 < 0.01)
872 ti1 = 0.01;
115329f1 873
c0df9d75 874 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 875 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
ce7c56c2 876 fprintf(fvstats, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 877 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
115329f1 878 fprintf(fvstats,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 879 }
ec5517d5
FB
880}
881
b29f97d1 882static void print_report(AVFormatContext **output_files,
bb270c08
DB
883 AVOutputStream **ost_table, int nb_ostreams,
884 int is_last_report)
ec5517d5
FB
885{
886 char buf[1024];
887 AVOutputStream *ost;
888 AVFormatContext *oc, *os;
0c1a9eda 889 int64_t total_size;
ec5517d5
FB
890 AVCodecContext *enc;
891 int frame_number, vid, i;
892 double bitrate, ti1, pts;
0c1a9eda 893 static int64_t last_time = -1;
0888fd22 894 static int qp_histogram[52];
115329f1 895
ec5517d5 896 if (!is_last_report) {
0c1a9eda 897 int64_t cur_time;
ec5517d5
FB
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;
115329f1 903 }
ec5517d5
FB
904 if ((cur_time - last_time) < 500000)
905 return;
906 last_time = cur_time;
907 }
908
ce7c56c2 909
ec5517d5
FB
910 oc = output_files[0];
911
859d95ba
MN
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);
115329f1 915
ec5517d5
FB
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];
01f4895c 922 enc = ost->st->codec;
10d104e4 923 if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
0ecca7a4 924 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
158c7f05 925 enc->coded_frame->quality/(float)FF_QP2LAMBDA);
10d104e4 926 }
ec5517d5 927 if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
7fc98937
LW
928 float t = (av_gettime()-timer_start) / 1000000.0;
929
ec5517d5 930 frame_number = ost->frame_number;
7fc98937
LW
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);
890972be 934 if(is_last_report)
0ecca7a4 935 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
0888fd22
MN
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 }
890972be
MN
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'};
0ecca7a4 949 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN
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;
0ecca7a4 961 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 962 }
0ecca7a4 963 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 964 }
ec5517d5
FB
965 vid = 1;
966 }
967 /* compute min output value */
9ee91c2f 968 pts = (double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den;
5d9827bc 969 if ((pts < ti1) && (pts > 0))
ec5517d5
FB
970 ti1 = pts;
971 }
972 if (ti1 < 0.01)
973 ti1 = 0.01;
115329f1 974
f068206e
BE
975 if (verbose || is_last_report) {
976 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB
977
978 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
ec5517d5
FB
979 "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
980 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 981
bb270c08
DB
982 if (verbose > 1)
983 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
984 nb_frames_dup, nb_frames_drop);
115329f1 985
d8019eb5
AD
986 if (verbose >= 0)
987 fprintf(stderr, "%s \r", buf);
988
ec5517d5
FB
989 fflush(stderr);
990 }
115329f1 991
1008ceb3
MN
992 if (is_last_report && verbose >= 0){
993 int64_t raw= audio_size + video_size + extra_size;
f068206e 994 fprintf(stderr, "\n");
1008ceb3
MN
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 }
ce7c56c2
J
1002}
1003
a700a6ae
FB
1004/* pkt = NULL means EOF (needed to flush decoder buffers) */
1005static int output_packet(AVInputStream *ist, int ist_index,
1006 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1007 const AVPacket *pkt)
a700a6ae
FB
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;
a700a6ae 1016 void *buffer_to_free;
f038fe8b 1017 static unsigned int samples_size= 0;
78953e62 1018 static short *samples= NULL;
cf7fc795
FB
1019 AVSubtitle subtitle, *subtitle_to_free;
1020 int got_subtitle;
115329f1 1021
2b18dcd0
MN
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
c0df9d75 1025 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
a700a6ae 1026 } else {
a603bf8d 1027// assert(ist->pts == ist->next_pts);
a700a6ae 1028 }
115329f1 1029
a700a6ae
FB
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;
cf7fc795 1044 subtitle_to_free = NULL;
a700a6ae 1045 if (ist->decoding_needed) {
01f4895c 1046 switch(ist->st->codec->codec_type) {
df84ac2e 1047 case CODEC_TYPE_AUDIO:{
115329f1 1048 if(pkt)
5508d26b 1049 samples= av_fast_realloc(samples, &samples_size, FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE));
5d55e966 1050 data_size= samples_size;
a700a6ae
FB
1051 /* XXX: could avoid copy if PCM 16 bits with same
1052 endianness as CPU */
5d55e966 1053 ret = avcodec_decode_audio2(ist->st->codec, samples, &data_size,
a700a6ae
FB
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;
115329f1 1066 ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
01f4895c 1067 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1068 break;}
a700a6ae 1069 case CODEC_TYPE_VIDEO:
01f4895c 1070 data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1071 /* XXX: allocate picture correctly */
9740beff
MN
1072 avcodec_get_frame_defaults(&picture);
1073
115329f1 1074 ret = avcodec_decode_video(ist->st->codec,
a700a6ae
FB
1075 &picture, &got_picture, ptr, len);
1076 ist->st->quality= picture.quality;
115329f1 1077 if (ret < 0)
a700a6ae
FB
1078 goto fail_decode;
1079 if (!got_picture) {
1080 /* no picture yet */
1081 goto discard_packet;
1082 }
01f4895c 1083 if (ist->st->codec->time_base.num != 0) {
115329f1 1084 ist->next_pts += ((int64_t)AV_TIME_BASE *
01f4895c
MN
1085 ist->st->codec->time_base.num) /
1086 ist->st->codec->time_base.den;
a700a6ae
FB
1087 }
1088 len = 0;
1089 break;
cf7fc795 1090 case CODEC_TYPE_SUBTITLE:
115329f1 1091 ret = avcodec_decode_subtitle(ist->st->codec,
cf7fc795
FB
1092 &subtitle, &got_subtitle, ptr, len);
1093 if (ret < 0)
a700a6ae 1094 goto fail_decode;
cf7fc795
FB
1095 if (!got_subtitle) {
1096 goto discard_packet;
a700a6ae 1097 }
cf7fc795
FB
1098 subtitle_to_free = &subtitle;
1099 len = 0;
1100 break;
1101 default:
1102 goto fail_decode;
1103 }
1104 } else {
bde0705c
LW
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;
2fef0bdf 1115 }
bde0705c 1116 break;
a700a6ae 1117 }
bde0705c
LW
1118 data_buf = ptr;
1119 data_size = len;
1120 ret = len;
1121 len = 0;
1122 }
a700a6ae 1123
bde0705c
LW
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 }
a700a6ae 1129
bde0705c
LW
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;
7e987c33
C
1140 }
1141 }
bde0705c 1142 }
7e987c33 1143
bde0705c
LW
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);
a700a6ae 1150
bde0705c
LW
1151 ist->frame++;
1152 }
a700a6ae
FB
1153
1154#if 0
bde0705c
LW
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;
a700a6ae 1164 }
bde0705c 1165 }
a700a6ae 1166#endif
bde0705c
LW
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;
a700a6ae 1172
bde0705c
LW
1173 ost = ost_table[i];
1174 if (ost->source_index == ist_index) {
1175 os = output_files[ost->file_index];
a700a6ae
FB
1176
1177#if 0
bde0705c
LW
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));
a700a6ae 1182#endif
bde0705c
LW
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;
b60d1379 1194 if (vstats_filename && frame_size)
bde0705c
LW
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;
6c55b27f 1233 else
bde0705c
LW
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);
a700a6ae 1236 }
bde0705c
LW
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);
a700a6ae
FB
1247 }
1248 }
bde0705c
LW
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);
c6ec28b1 1257 }
bde0705c 1258 av_freep(&subtitle_to_free->rects);
cf7fc795 1259 }
bde0705c
LW
1260 subtitle_to_free->num_rects = 0;
1261 subtitle_to_free = NULL;
a700a6ae 1262 }
bde0705c 1263 }
a700a6ae 1264 discard_packet:
6f824977
MN
1265 if (pkt == NULL) {
1266 /* EOF handling */
115329f1 1267
6f824977
MN
1268 for(i=0;i<nb_ostreams;i++) {
1269 ost = ost_table[i];
1270 if (ost->source_index == ist_index) {
01f4895c 1271 AVCodecContext *enc= ost->st->codec;
6f824977 1272 os = output_files[ost->file_index];
115329f1 1273
01f4895c 1274 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1275 continue;
01f4895c 1276 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN
1277 continue;
1278
1279 if (ost->encoding_needed) {
1280 for(;;) {
1281 AVPacket pkt;
cef7cc72 1282 int fifo_bytes;
6f824977
MN
1283 av_init_packet(&pkt);
1284 pkt.stream_index= ost->index;
115329f1 1285
01f4895c 1286 switch(ost->st->codec->codec_type) {
115329f1 1287 case CODEC_TYPE_AUDIO:
f5a478f6 1288 fifo_bytes = av_fifo_size(&ost->fifo);
cef7cc72
JR
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);
f5a478f6 1294 if(av_fifo_read(&ost->fifo, (uint8_t *)samples, fifo_bytes) == 0) {
cef7cc72
JR
1295 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
1296 }
1297 enc->frame_size = fs_tmp;
9e0db7d5
MN
1298 }
1299 if(ret <= 0) {
cef7cc72
JR
1300 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1301 }
6f824977
MN
1302 audio_size += ret;
1303 pkt.flags |= PKT_FLAG_KEY;
1304 break;
1305 case CODEC_TYPE_VIDEO:
8a6cb114 1306 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
6f824977
MN
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 }
115329f1 1317
6f824977
MN
1318 if(ret<=0)
1319 break;
27537106 1320 pkt.data= bit_buffer;
6f824977 1321 pkt.size= ret;
e7902f20 1322 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1323 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
748c2fca 1324 write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
6f824977
MN
1325 }
1326 }
1327 }
1328 }
1329 }
115329f1 1330
a700a6ae
FB
1331 return 0;
1332 fail_decode:
1333 return -1;
1334}
1335
1336
85f07f22
FB
1337/*
1338 * The following code is the main loop of the file converter
1339 */
1340static 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{
445f1b83 1346 int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB
1347 AVFormatContext *is, *os;
1348 AVCodecContext *codec, *icodec;
1349 AVOutputStream *ost, **ost_table = NULL;
1350 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1351 AVInputFile *file_table;
cb09b2ed 1352 int key;
bdc4796f 1353
51bd4565 1354 file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB
1355 if (!file_table)
1356 goto fail;
115329f1 1357
85f07f22
FB
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;
79fdaa4c 1363 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB
1364 j += is->nb_streams;
1365 }
1366 nb_istreams = j;
1367
1368 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1369 if (!ist_table)
bdc4796f 1370 goto fail;
115329f1 1371
85f07f22
FB
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) */
bdfcbbed 1388
01f4895c 1389 if (ist->st->codec->rate_emu) {
bdfcbbed
MK
1390 ist->start = av_gettime();
1391 ist->frame = 0;
1392 }
85f07f22
FB
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];
8a7bde1c
BC
1400 if (!os->nb_streams) {
1401 fprintf(stderr, "Output file does not contain any stream\n");
1402 exit(1);
1403 }
85f07f22
FB
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
bd073980
BF
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;
115329f1 1415
bd073980
BF
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 }
b4a3389e
WG
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 }
bd073980 1428 }
115329f1 1429
85f07f22
FB
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 }
115329f1 1439
85f07f22
FB
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) {
115329f1 1450 ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
85f07f22 1451 stream_maps[n-1].stream_index;
115329f1 1452
bd073980 1453 /* Sanity check that the stream types match */
01f4895c 1454 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
bd073980
BF
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 }
115329f1 1460
85f07f22
FB
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];
115329f1 1466 if (ist->discard &&
01f4895c 1467 ist->st->codec->codec_type == ost->st->codec->codec_type) {
85f07f22
FB
1468 ost->source_index = j;
1469 found = 1;
c19e76ce 1470 break;
85f07f22
FB
1471 }
1472 }
115329f1 1473
85f07f22
FB
1474 if (!found) {
1475 /* try again and reuse existing stream */
1476 for(j=0;j<nb_istreams;j++) {
1477 ist = ist_table[j];
01f4895c 1478 if (ist->st->codec->codec_type == ost->st->codec->codec_type) {
85f07f22
FB
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;
b4a3389e
WG
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;
85f07f22
FB
1495 }
1496 }
1497
85f07f22
FB
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
01f4895c
MN
1503 codec = ost->st->codec;
1504 icodec = ist->st->codec;
85f07f22 1505
1629626f
FB
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;
b2a2197e 1510 if(!codec->codec_tag) codec->codec_tag = icodec->codec_tag;
1629626f 1511 codec->bit_rate = icodec->bit_rate;
dffbfd06
MN
1512 codec->extradata= icodec->extradata;
1513 codec->extradata_size= icodec->extradata_size;
4408e75e 1514 if(av_q2d(icodec->time_base) > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/1000)
d29de719
MN
1515 codec->time_base = icodec->time_base;
1516 else
1517 codec->time_base = ist->st->time_base;
1629626f
FB
1518 switch(codec->codec_type) {
1519 case CODEC_TYPE_AUDIO:
1520 codec->sample_rate = icodec->sample_rate;
1521 codec->channels = icodec->channels;
0a3b0447 1522 codec->frame_size = icodec->frame_size;
c1344911 1523 codec->block_align= icodec->block_align;
1629626f
FB
1524 break;
1525 case CODEC_TYPE_VIDEO:
8d74e55b
MD
1526 if(using_vhook) {
1527 fprintf(stderr,"-vcodec copy and -vhook are incompatible (frames are not decoded)\n");
1528 exit(1);
1529 }
9df3437f 1530 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB
1531 codec->width = icodec->width;
1532 codec->height = icodec->height;
ff8cc24b 1533 codec->has_b_frames = icodec->has_b_frames;
1629626f 1534 break;
cf7fc795
FB
1535 case CODEC_TYPE_SUBTITLE:
1536 break;
1629626f
FB
1537 default:
1538 av_abort();
1539 }
1540 } else {
1541 switch(codec->codec_type) {
1542 case CODEC_TYPE_AUDIO:
f5a478f6 1543 if (av_fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE))
85f07f22 1544 goto fail;
115329f1 1545
85f07f22
FB
1546 if (codec->channels == icodec->channels &&
1547 codec->sample_rate == icodec->sample_rate) {
1548 ost->audio_resample = 0;
1549 } else {
e0d2714a 1550 if (codec->channels != icodec->channels &&
23c99253
MN
1551 (icodec->codec_id == CODEC_ID_AC3 ||
1552 icodec->codec_id == CODEC_ID_DTS)) {
1553 /* Special case for 5:1 AC3 and DTS input */
e0d2714a 1554 /* and mono or stereo output */
6dc96cb0
J
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;
6dc96cb0 1561 }
e0d2714a 1562 } else {
115329f1 1563 ost->audio_resample = 1;
986ebcdb
MN
1564 }
1565 }
ff4905a5 1566 if(audio_sync_method>1)
986ebcdb
MN
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();
e0d2714a 1575 }
85f07f22
FB
1576 }
1577 ist->decoding_needed = 1;
1578 ost->encoding_needed = 1;
1629626f
FB
1579 break;
1580 case CODEC_TYPE_VIDEO:
c3f11d19
LA
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) +
18a54b04
LA
1588 (frame_padtop + frame_padbottom)) ||
1589 (codec->pix_fmt != icodec->pix_fmt));
c3f11d19 1590 if (ost->video_crop) {
34b10a57
D
1591 ost->topBand = frame_topBand;
1592 ost->leftBand = frame_leftBand;
c3f11d19
LA
1593 }
1594 if (ost->video_pad) {
1ff93ffc
TK
1595 ost->padtop = frame_padtop;
1596 ost->padleft = frame_padleft;
1597 ost->padbottom = frame_padbottom;
1598 ost->padright = frame_padright;
c3f11d19
LA
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) {
2de28abb 1607 avcodec_get_frame_defaults(&ost->pict_tmp);
18a54b04 1608 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
eddc482d
BC
1609 codec->width, codec->height ) ) {
1610 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
7a168618 1611 exit(1);
eddc482d 1612 }
9de8e6ac 1613 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
18a54b04
LA
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,
07d0cdfc
LA
1618 codec->width - (frame_padleft + frame_padright),
1619 codec->height - (frame_padtop + frame_padbottom),
18a54b04
LA
1620 codec->pix_fmt,
1621 sws_flags, NULL, NULL, NULL);
0b50ac8a
LA
1622 if (ost->img_resample_ctx == NULL) {
1623 fprintf(stderr, "Cannot get resampling context\n");
1624 exit(1);
1625 }
18a54b04 1626 ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
85f07f22
FB
1627 }
1628 ost->encoding_needed = 1;
1629 ist->decoding_needed = 1;
1629626f 1630 break;
cf7fc795
FB
1631 case CODEC_TYPE_SUBTITLE:
1632 ost->encoding_needed = 1;
1633 ist->decoding_needed = 1;
1634 break;
1629626f
FB
1635 default:
1636 av_abort();
cf7fc795 1637 break;
85f07f22 1638 }
1629626f 1639 /* two pass mode */
115329f1 1640 if (ost->encoding_needed &&
1629626f
FB
1641 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1642 char logfilename[1024];
1643 FILE *f;
1644 int size;
1645 char *logbuffer;
115329f1
DB
1646
1647 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
1648 pass_logfilename ?
1629626f
FB
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 }
4776fa92 1672 size = fread(logbuffer, 1, size, f);
1629626f
FB
1673 fclose(f);
1674 logbuffer[size] = '\0';
1675 codec->stats_in = logbuffer;
5abdb4b1 1676 }
5abdb4b1
FB
1677 }
1678 }
8a6cb114
MN
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 }
85f07f22
FB
1683 }
1684
8a6cb114
MN
1685 if (!bit_buffer)
1686 bit_buffer = av_malloc(bit_buffer_size);
1687 if (!bit_buffer)
1688 goto fail;
1689
1629626f
FB
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 */
d8019eb5
AD
1697 if (verbose >= 0) {
1698 fprintf(stderr, "Stream mapping:\n");
1699 for(i=0;i<nb_ostreams;i++) {
1700 ost = ost_table[i];
b4a3389e 1701 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
d8019eb5
AD
1702 ist_table[ost->source_index]->file_index,
1703 ist_table[ost->source_index]->index,
115329f1 1704 ost->file_index,
d8019eb5 1705 ost->index);
b4a3389e
WG
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");
d8019eb5 1711 }
1629626f
FB
1712 }
1713
85f07f22
FB
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;
01f4895c 1719 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22 1720 if (!codec) {
115329f1 1721 fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
85f07f22
FB
1722 ost->file_index, ost->index);
1723 exit(1);
1724 }
01f4895c 1725 if (avcodec_open(ost->st->codec, codec) < 0) {
115329f1 1726 fprintf(stderr, "Error while opening codec for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height\n",
85f07f22
FB
1727 ost->file_index, ost->index);
1728 exit(1);
1729 }
01f4895c 1730 extra_size += ost->st->codec->extradata_size;
85f07f22
FB
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;
01f4895c 1739 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 1740 if (!codec) {
115329f1 1741 fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
01f4895c 1742 ist->st->codec->codec_id, ist->file_index, ist->index);
85f07f22
FB
1743 exit(1);
1744 }
01f4895c 1745 if (avcodec_open(ist->st->codec, codec) < 0) {
115329f1 1746 fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
85f07f22
FB
1747 ist->file_index, ist->index);
1748 exit(1);
1749 }
01f4895c
MN
1750 //if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
1751 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB
1752 }
1753 }
1754
1755 /* init pts */
1756 for(i=0;i<nb_istreams;i++) {
1757 ist = ist_table[i];
bb270c08 1758 is = input_files[ist->file_index];
e7d0374f 1759 ist->pts = 0;
c0df9d75 1760 ist->next_pts = av_rescale_q(ist->st->start_time, ist->st->time_base, AV_TIME_BASE_Q);
115329f1 1761 if(ist->st->start_time == AV_NOPTS_VALUE)
bd1b79a1 1762 ist->next_pts=0;
fdb86eb1
MN
1763 if(input_files_ts_offset[ist->file_index])
1764 ist->next_pts= AV_NOPTS_VALUE;
ff4905a5 1765 ist->is_start = 1;
85f07f22 1766 }
bd1b79a1 1767
0a38bafd
PB
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);
8fa36ae0 1777 ret = AVERROR(EINVAL);
0a38bafd
PB
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);
8fa36ae0 1782 ret = AVERROR(EINVAL);
0a38bafd 1783 goto fail;
115329f1
DB
1784 }
1785
0a38bafd
PB
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 }
115329f1 1798
85f07f22
FB
1799 /* open files and write file headers */
1800 for(i=0;i<nb_output_files;i++) {
1801 os = output_files[i];
79fdaa4c 1802 if (av_write_header(os) < 0) {
65bf3c53 1803 fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
8fa36ae0 1804 ret = AVERROR(EINVAL);
a38469e1
FB
1805 goto fail;
1806 }
85f07f22
FB
1807 }
1808
d8019eb5 1809 if ( !using_stdin && verbose >= 0) {
d9a916e2 1810 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS
1811 url_set_interrupt_cb(decode_interrupt_cb);
1812 }
a38469e1
FB
1813 term_init();
1814
cb09b2ed 1815 key = -1;
7fc98937 1816 timer_start = av_gettime();
51bd4565 1817
d9a916e2 1818 for(; received_sigterm == 0;) {
85f07f22
FB
1819 int file_index, ist_index;
1820 AVPacket pkt;
a9aeda81
PB
1821 double ipts_min;
1822 double opts_min;
23ffe323 1823
85f07f22 1824 redo:
a9aeda81
PB
1825 ipts_min= 1e100;
1826 opts_min= 1e100;
a38469e1 1827 /* if 'q' pressed, exits */
d9a916e2 1828 if (!using_stdin) {
b51469a0
LS
1829 if (q_pressed)
1830 break;
cb09b2ed
PG
1831 /* read_key() returns 0 on EOF */
1832 key = read_key();
1833 if (key == 'q')
1834 break;
1835 }
a38469e1 1836
ec5517d5
FB
1837 /* select the stream that we must read now by looking at the
1838 smallest output pts */
85f07f22 1839 file_index = -1;
ec5517d5 1840 for(i=0;i<nb_ostreams;i++) {
23ffe323 1841 double ipts, opts;
ec5517d5
FB
1842 ost = ost_table[i];
1843 os = output_files[ost->file_index];
1844 ist = ist_table[ost->source_index];
01f4895c
MN
1845 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO)
1846 opts = ost->sync_opts * av_q2d(ost->st->codec->time_base);
23ffe323 1847 else
c0df9d75 1848 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN
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 }
85f07f22 1859 }
01f4895c 1860 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN
1861 file_index= -1;
1862 break;
1863 }
85f07f22
FB
1864 }
1865 /* if none, if is finished */
51bd4565 1866 if (file_index < 0) {
85f07f22 1867 break;
ec5517d5
FB
1868 }
1869
85f07f22 1870 /* finish if recording time exhausted */
23ffe323 1871 if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
85f07f22 1872 break;
ec5517d5 1873
b6e16b86 1874 /* finish if limit size exhausted */
f9645d7c 1875 if (limit_filesize != 0 && limit_filesize < url_ftell(&output_files[0]->pb))
b6e16b86
C
1876 break;
1877
254abc2e 1878 /* read a frame from it and output it in the fifo */
85f07f22 1879 is = input_files[file_index];
254abc2e 1880 if (av_read_frame(is, &pkt) < 0) {
85f07f22 1881 file_table[file_index].eof_reached = 1;
ca80810b 1882 if (opt_shortest) break; else continue; //
85f07f22 1883 }
303e50e6 1884
254abc2e 1885 if (do_pkt_dump) {
750f0e1f 1886 av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
817b23ff 1887 }
79fdaa4c
FB
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)
bf5af568 1891 goto discard_packet;
85f07f22
FB
1892 ist_index = file_table[file_index].ist_index + pkt.stream_index;
1893 ist = ist_table[ist_index];
bf5af568
FB
1894 if (ist->discard)
1895 goto discard_packet;
85f07f22 1896
949b1a13 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);
fdb86eb1 1898 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) {
c0df9d75 1899 int64_t delta= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q) - ist->next_pts;
c26abfa5 1900 if(FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE && !copy_ts){
72bd8100
MN
1901 input_files_ts_offset[ist->file_index]-= delta;
1902 if (verbose > 2)
4733abcb 1903 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
72bd8100
MN
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;
ff4905a5 1907 ist_table[index]->is_start=1;
72bd8100
MN
1908 }
1909 }
1910 }
1911
8831db5c 1912 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 1913 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD
1914
1915 if (verbose >= 0)
1916 fprintf(stderr, "Error while decoding stream #%d.%d\n",
1917 ist->file_index, ist->index);
1918
a700a6ae
FB
1919 av_free_packet(&pkt);
1920 goto redo;
fe08925f 1921 }
cf7fc795 1922
bf5af568 1923 discard_packet:
85f07f22 1924 av_free_packet(&pkt);
115329f1 1925
ec5517d5
FB
1926 /* dump report by using the output first video and audio streams */
1927 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 1928 }
a700a6ae
FB
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
a38469e1 1938 term_exit();
85f07f22 1939
c4e37247
MN
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
37f5cd5a
MN
1946 /* dump report by using the first video and audio streams */
1947 print_report(output_files, ost_table, nb_ostreams, 1);
1948
85f07f22
FB
1949 /* close each encoder */
1950 for(i=0;i<nb_ostreams;i++) {
1951 ost = ost_table[i];
1952 if (ost->encoding_needed) {
01f4895c
MN
1953 av_freep(&ost->st->codec->stats_in);
1954 avcodec_close(ost->st->codec);
85f07f22
FB
1955 }
1956 }
115329f1 1957
85f07f22
FB
1958 /* close each decoder */
1959 for(i=0;i<nb_istreams;i++) {
1960 ist = ist_table[i];
1961 if (ist->decoding_needed) {
01f4895c 1962 avcodec_close(ist->st->codec);
85f07f22
FB
1963 }
1964 }
85f07f22 1965
85f07f22 1966 /* finished ! */
115329f1 1967
85f07f22
FB
1968 ret = 0;
1969 fail1:
83b07470 1970 av_freep(&bit_buffer);
0f1578af 1971 av_free(file_table);
bdc4796f 1972
85f07f22
FB
1973 if (ist_table) {
1974 for(i=0;i<nb_istreams;i++) {
1975 ist = ist_table[i];
0f1578af 1976 av_free(ist);
85f07f22 1977 }
0f1578af 1978 av_free(ist_table);
85f07f22
FB
1979 }
1980 if (ost_table) {
1981 for(i=0;i<nb_ostreams;i++) {
1982 ost = ost_table[i];
1983 if (ost) {
5abdb4b1
FB
1984 if (ost->logfile) {
1985 fclose(ost->logfile);
1986 ost->logfile = NULL;
1987 }
f5a478f6
RS
1988 av_fifo_free(&ost->fifo); /* works even if fifo is not
1989 initialized but set to zero */
0f1578af 1990 av_free(ost->pict_tmp.data[0]);
85f07f22 1991 if (ost->video_resample)
18a54b04 1992 sws_freeContext(ost->img_resample_ctx);
85f07f22
FB
1993 if (ost->audio_resample)
1994 audio_resample_close(ost->resample);
0f1578af 1995 av_free(ost);
85f07f22
FB
1996 }
1997 }
0f1578af 1998 av_free(ost_table);
85f07f22
FB
1999 }
2000 return ret;
2001 fail:
8fa36ae0 2002 ret = AVERROR(ENOMEM);
85f07f22
FB
2003 goto fail1;
2004}
2005
2006#if 0
2007int 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
b29f97d1 2028static void opt_format(const char *arg)
85f07f22 2029{
817b23ff
FB
2030 /* compatibility stuff for pgmyuv */
2031 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2032 pgmyuv_compatibility_hack=1;
9286699a 2033// opt_image_format(arg);
5b6d5596 2034 arg = "image2";
17ceb4f9 2035 fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
817b23ff
FB
2036 }
2037
79fdaa4c
FB
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);
85f07f22
FB
2042 exit(1);
2043 }
85f07f22
FB
2044}
2045
b29f97d1 2046static void opt_video_rc_eq(char *arg)
3aa102be
MN
2047{
2048 video_rc_eq = arg;
2049}
2050
b29f97d1 2051static void opt_video_rc_override_string(char *arg)
ac2830ec
MN
2052{
2053 video_rc_override_string = arg;
2054}
2055
f4f3223f
MN
2056static void opt_me_threshold(const char *arg)
2057{
2058 me_threshold = atoi(arg);
2059}
2060
f068206e
BE
2061static void opt_verbose(const char *arg)
2062{
2063 verbose = atoi(arg);
ab1c6dc9 2064 av_log_level = atoi(arg);
f068206e
BE
2065}
2066
b29f97d1 2067static void opt_frame_rate(const char *arg)
85f07f22 2068{
b33ece16 2069 if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
445f1b83 2070 fprintf(stderr, "Incorrect frame rate\n");
bb270c08 2071 exit(1);
445f1b83 2072 }
85f07f22
FB
2073}
2074
b29f97d1 2075static void opt_frame_crop_top(const char *arg)
ab6d194a 2076{
115329f1 2077 frame_topBand = atoi(arg);
ab6d194a
MN
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){
bb270c08 2087 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2088 exit(1);
2089 }
2090 frame_height -= frame_topBand;
2091}
2092
b29f97d1 2093static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN
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");
115329f1 2102 exit(1);
ab6d194a
MN
2103 }
2104 if ((frame_bottomBand) >= frame_height){
bb270c08 2105 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2106 exit(1);
2107 }
2108 frame_height -= frame_bottomBand;
2109}
2110
b29f97d1 2111static void opt_frame_crop_left(const char *arg)
ab6d194a
MN
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){
bb270c08 2123 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2124 exit(1);
2125 }
2126 frame_width -= frame_leftBand;
2127}
2128
b29f97d1 2129static void opt_frame_crop_right(const char *arg)
ab6d194a
MN
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");
115329f1 2138 exit(1);
ab6d194a
MN
2139 }
2140 if ((frame_rightBand) >= frame_width){
bb270c08 2141 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
ab6d194a
MN
2142 exit(1);
2143 }
2144 frame_width -= frame_rightBand;
2145}
2146
b29f97d1 2147static void opt_frame_size(const char *arg)
85f07f22 2148{
b33ece16 2149 if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
85f07f22
FB
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
1ff93ffc
TK
2159
2160#define SCALEBITS 10
2161#define ONE_HALF (1 << (SCALEBITS - 1))
bb270c08 2162#define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5))
1ff93ffc
TK
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
2176static 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;
115329f1
DB
2181
2182 r = (rgb >> 16);
1ff93ffc
TK
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
2191static void opt_frame_pad_top(const char *arg)
2192{
115329f1 2193 frame_padtop = atoi(arg);
1ff93ffc
TK
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
2204static void opt_frame_pad_bottom(const char *arg)
2205{
115329f1 2206 frame_padbottom = atoi(arg);
1ff93ffc
TK
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
2218static void opt_frame_pad_left(const char *arg)
2219{
115329f1 2220 frame_padleft = atoi(arg);
1ff93ffc
TK
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
2232static void opt_frame_pad_right(const char *arg)
2233{
115329f1 2234 frame_padright = atoi(arg);
1ff93ffc
TK
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
c3b95b1d
SS
2245void 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}
1ff93ffc 2254
63167088
RS
2255static void opt_frame_pix_fmt(const char *arg)
2256{
c3b95b1d
SS
2257 if (strcmp(arg, "list"))
2258 frame_pix_fmt = avcodec_get_pix_fmt(arg);
2259 else {
2260 list_pix_fmts();
2261 exit(0);
2262 }
63167088
RS
2263}
2264
5fe03e38
RS
2265static void opt_frame_aspect_ratio(const char *arg)
2266{
2267 int x = 0, y = 0;
2268 double ar = 0;
2269 const char *p;
115329f1 2270
5fe03e38
RS
2271 p = strchr(arg, ':');
2272 if (p) {
2273 x = strtol(arg, (char **)&arg, 10);
bb270c08
DB
2274 if (arg == p)
2275 y = strtol(arg+1, (char **)&arg, 10);
2276 if (x > 0 && y > 0)
2277 ar = (double)x / (double)y;
5fe03e38
RS
2278 } else
2279 ar = strtod(arg, (char **)&arg);
2280
2281 if (!ar) {
2282 fprintf(stderr, "Incorrect aspect ratio specification.\n");
bb270c08 2283 exit(1);
5fe03e38
RS
2284 }
2285 frame_aspect_ratio = ar;
2286}
2287
b29f97d1 2288static void opt_qscale(const char *arg)
85f07f22 2289{
158c7f05 2290 video_qscale = atof(arg);
4e64bead 2291 if (video_qscale <= 0 ||
158c7f05 2292 video_qscale > 255) {
4e64bead 2293 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
85f07f22
FB
2294 exit(1);
2295 }
2296}
2297
b29f97d1 2298static void opt_qdiff(const char *arg)
9cdd6a24
MN
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
b29f97d1 2308static void opt_strict(const char *arg)
f560dd82
MN
2309{
2310 strict= atoi(arg);
2311}
2312
bb198e19
MN
2313static void opt_top_field_first(const char *arg)
2314{
2315 top_field_first= atoi(arg);
2316}
2317
9c3d33d6
MN
2318static void opt_thread_count(const char *arg)
2319{
2320 thread_count= atoi(arg);
2450cff2 2321#if !defined(HAVE_THREADS)
d8019eb5
AD
2322 if (verbose >= 0)
2323 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2324#endif
9c3d33d6
MN
2325}
2326
b29f97d1 2327static void opt_audio_rate(const char *arg)
85f07f22
FB
2328{
2329 audio_sample_rate = atoi(arg);
2330}
2331
b29f97d1 2332static void opt_audio_channels(const char *arg)
85f07f22
FB
2333{
2334 audio_channels = atoi(arg);
2335}
2336
b29f97d1 2337static void opt_video_channel(const char *arg)
a5df11ab
FB
2338{
2339 video_channel = strtol(arg, NULL, 0);
2340}
2341
e3ee3283
AB
2342static void opt_video_standard(const char *arg)
2343{
2344 video_standard = av_strdup(arg);
2345}
2346
cf7fc795
FB
2347static void opt_codec(int *pstream_copy, int *pcodec_id,
2348 int codec_type, const char *arg)
85f07f22
FB
2349{
2350 AVCodec *p;
2351
1629626f 2352 if (!strcmp(arg, "copy")) {
cf7fc795 2353 *pstream_copy = 1;
85f07f22 2354 } else {
1629626f
FB
2355 p = first_avcodec;
2356 while (p) {
cf7fc795 2357 if (!strcmp(p->name, arg) && p->type == codec_type)
1629626f
FB
2358 break;
2359 p = p->next;
2360 }
2361 if (p == NULL) {
cf7fc795 2362 fprintf(stderr, "Unknown codec '%s'\n", arg);
1629626f
FB
2363 exit(1);
2364 } else {
cf7fc795 2365 *pcodec_id = p->id;
1629626f 2366 }
85f07f22
FB
2367 }
2368}
2369
cf7fc795
FB
2370static void opt_audio_codec(const char *arg)
2371{
2372 opt_codec(&audio_stream_copy, &audio_codec_id, CODEC_TYPE_AUDIO, arg);
2373}
2374
b2a2197e
MN
2375static 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
2384static 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
b29f97d1 2393static void add_frame_hooker(const char *arg)
10d104e4
PG
2394{
2395 int argc = 0;
2396 char *argv[64];
2397 int i;
e9a9e0c2 2398 char *args = av_strdup(arg);
10d104e4 2399
bee0d9e5
CY
2400 using_vhook = 1;
2401
10d104e4
PG
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
85f07f22
FB
2414const char *motion_str[] = {
2415 "zero",
2416 "full",
2417 "log",
2418 "phods",
7084c149
MN
2419 "epzs",
2420 "x1",
51d6a3cf
MN
2421 "hex",
2422 "umh",
2423 "iter",
85f07f22
FB
2424 NULL,
2425};
2426
b29f97d1 2427static void opt_motion_estimation(const char *arg)
85f07f22
FB
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 }
101bea5f 2440 me_method = (p - motion_str) + 1;
85f07f22
FB
2441}
2442
b29f97d1 2443static void opt_video_codec(const char *arg)
85f07f22 2444{
cf7fc795
FB
2445 opt_codec(&video_stream_copy, &video_codec_id, CODEC_TYPE_VIDEO, arg);
2446}
85f07f22 2447
cf7fc795
FB
2448static void opt_subtitle_codec(const char *arg)
2449{
2450 opt_codec(&subtitle_stream_copy, &subtitle_codec_id, CODEC_TYPE_SUBTITLE, arg);
85f07f22
FB
2451}
2452
b29f97d1 2453static void opt_map(const char *arg)
85f07f22
FB
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++;
a5dc85ef
J
2464
2465 m->stream_index = strtol(p, (char **)&p, 0);
b4a3389e
WG
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 }
85f07f22
FB
2476}
2477
0a38bafd
PB
2478static void opt_map_meta_data(const char *arg)
2479{
2480 AVMetaDataMap *m;
2481 const char *p;
115329f1 2482
0a38bafd
PB
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
b29f97d1 2493static void opt_recording_time(const char *arg)
85f07f22
FB
2494{
2495 recording_time = parse_date(arg, 1);
2496}
2497
8831db5c
MN
2498static void opt_start_time(const char *arg)
2499{
2500 start_time = parse_date(arg, 1);
2501}
2502
4568325a
RS
2503static void opt_rec_timestamp(const char *arg)
2504{
2505 rec_timestamp = parse_date(arg, 0) / 1000000;
2506}
2507
a6a92a9a
WG
2508static void opt_input_ts_offset(const char *arg)
2509{
2510 input_ts_offset = parse_date(arg, 1);
2511}
2512
b29f97d1 2513static void opt_input_file(const char *filename)
85f07f22
FB
2514{
2515 AVFormatContext *ic;
2516 AVFormatParameters params, *ap = &params;
14bea432 2517 int err, i, ret, rfps, rfps_base;
bd1b79a1 2518 int64_t timestamp;
85f07f22 2519
b242baa4
FB
2520 if (!strcmp(filename, "-"))
2521 filename = "pipe:";
2522
115329f1 2523 using_stdin |= !strncmp(filename, "pipe:", 5) ||
d9a916e2
CY
2524 !strcmp( filename, "/dev/stdin" );
2525
85f07f22 2526 /* get default parameters from command line */
4eb72c6b
NS
2527 ic = av_alloc_format_context();
2528
79fdaa4c 2529 memset(ap, 0, sizeof(*ap));
4eb72c6b 2530 ap->prealloced_context = 1;
79fdaa4c
FB
2531 ap->sample_rate = audio_sample_rate;
2532 ap->channels = audio_channels;
b33ece16
SS
2533 ap->time_base.den = frame_rate.num;
2534 ap->time_base.num = frame_rate.den;
1ff93ffc
TK
2535 ap->width = frame_width + frame_padleft + frame_padright;
2536 ap->height = frame_height + frame_padtop + frame_padbottom;
63167088 2537 ap->pix_fmt = frame_pix_fmt;
2639c651
RS
2538 ap->channel = video_channel;
2539 ap->standard = video_standard;
5b6d5596
MN
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;
79fdaa4c 2544
4eb72c6b 2545 for(i=0; i<opt_name_count; i++){
bd31a388 2546 const AVOption *opt;
4eb72c6b
NS
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 }
79fdaa4c
FB
2551 /* open the input file with generic libav function */
2552 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 2553 if (err < 0) {
79fdaa4c 2554 print_error(filename, err);
85f07f22
FB
2555 exit(1);
2556 }
30bc6613 2557
5894e1bb
VP
2558 ic->loop_input = loop_input;
2559
79fdaa4c
FB
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);
d8019eb5 2563 if (ret < 0 && verbose >= 0) {
85f07f22
FB
2564 fprintf(stderr, "%s: could not find codec parameters\n", filename);
2565 exit(1);
2566 }
2567
bd1b79a1
MN
2568 timestamp = start_time;
2569 /* add the stream start time */
2570 if (ic->start_time != AV_NOPTS_VALUE)
2571 timestamp += ic->start_time;
2572
254abc2e
FB
2573 /* if seeking requested, we execute it */
2574 if (start_time != 0) {
3ba1438d 2575 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
254abc2e 2576 if (ret < 0) {
115329f1 2577 fprintf(stderr, "%s: could not seek to position %0.3f\n",
254abc2e
FB
2578 filename, (double)timestamp / AV_TIME_BASE);
2579 }
2580 /* reset seek info */
2581 start_time = 0;
2582 }
2583
85f07f22
FB
2584 /* update the current parameters so that they match the one of the input stream */
2585 for(i=0;i<ic->nb_streams;i++) {
637b5326 2586 int j;
01f4895c 2587 AVCodecContext *enc = ic->streams[i]->codec;
c62c07d3
MN
2588 if(thread_count>1)
2589 avcodec_thread_init(enc, thread_count);
c62c07d3 2590 enc->thread_count= thread_count;
85f07f22
FB
2591 switch(enc->codec_type) {
2592 case CODEC_TYPE_AUDIO:
637b5326 2593 for(j=0; j<opt_name_count; j++){
bd31a388 2594 const AVOption *opt;
23b254fb 2595 double d= av_get_double(avctx_opts[CODEC_TYPE_AUDIO], opt_names[j], &opt);
637b5326
MN
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 }
e0d2714a 2599 //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
85f07f22
FB
2600 audio_channels = enc->channels;
2601 audio_sample_rate = enc->sample_rate;
b4aea108 2602 if(audio_disable)
f3356e9c 2603 ic->streams[i]->discard= AVDISCARD_ALL;
85f07f22
FB
2604 break;
2605 case CODEC_TYPE_VIDEO:
637b5326 2606 for(j=0; j<opt_name_count; j++){
bd31a388 2607 const AVOption *opt;
23b254fb 2608 double d= av_get_double(avctx_opts[CODEC_TYPE_VIDEO], opt_names[j], &opt);
637b5326
MN
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 }
85f07f22
FB
2612 frame_height = enc->height;
2613 frame_width = enc->width;
bb270c08
DB
2614 frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
2615 frame_pix_fmt = enc->pix_fmt;
c0df9d75
MN
2616 rfps = ic->streams[i]->r_frame_rate.num;
2617 rfps_base = ic->streams[i]->r_frame_rate.den;
637b5326 2618 if(enc->lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
f4f3223f
MN
2619 if(me_threshold)
2620 enc->debug |= FF_DEBUG_MV;
d7425f59 2621
115329f1 2622 if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
d8019eb5
AD
2623
2624 if (verbose >= 0)
386c88de 2625 fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
c0df9d75 2626 i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
d8019eb5 2627
15bc38e5 2628 (float)rfps / rfps_base, rfps, rfps_base);
79fdaa4c 2629 }
bf5af568 2630 /* update the current frame rate to match the stream frame rate */
b33ece16
SS
2631 frame_rate.num = rfps;
2632 frame_rate.den = rfps_base;
bdfcbbed
MK
2633
2634 enc->rate_emu = rate_emu;
b4aea108 2635 if(video_disable)
f3356e9c
MN
2636 ic->streams[i]->discard= AVDISCARD_ALL;
2637 else if(video_discard)
2638 ic->streams[i]->discard= video_discard;
85f07f22 2639 break;
254abc2e
FB
2640 case CODEC_TYPE_DATA:
2641 break;
cf7fc795
FB
2642 case CODEC_TYPE_SUBTITLE:
2643 break;
ae38261e
MB
2644 case CODEC_TYPE_UNKNOWN:
2645 break;
51bd4565 2646 default:
c04643a2 2647 av_abort();
85f07f22
FB
2648 }
2649 }
115329f1 2650
85f07f22 2651 input_files[nb_input_files] = ic;
bd1b79a1 2652 input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
85f07f22 2653 /* dump the file content */
d8019eb5
AD
2654 if (verbose >= 0)
2655 dump_format(ic, nb_input_files, filename, 0);
2656
85f07f22 2657 nb_input_files++;
79fdaa4c
FB
2658 file_iformat = NULL;
2659 file_oformat = NULL;
bdfcbbed 2660
2639c651 2661 video_channel = 0;
115329f1 2662
bdfcbbed 2663 rate_emu = 0;
85f07f22
FB
2664}
2665
b29f97d1 2666static void check_audio_video_inputs(int *has_video_ptr, int *has_audio_ptr)
919f448d
FB
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++) {
01f4895c 2676 AVCodecContext *enc = ic->streams[i]->codec;
919f448d
FB
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;
6fb316d5 2684 case CODEC_TYPE_DATA:
ae38261e 2685 case CODEC_TYPE_UNKNOWN:
cf7fc795 2686 case CODEC_TYPE_SUBTITLE:
6fb316d5 2687 break;
51bd4565 2688 default:
c04643a2 2689 av_abort();
919f448d
FB
2690 }
2691 }
2692 }
2693 *has_video_ptr = has_video;
2694 *has_audio_ptr = has_audio;
2695}
2696
cf7fc795 2697static void new_video_stream(AVFormatContext *oc)
85f07f22
FB
2698{
2699 AVStream *st;
cf7fc795
FB
2700 AVCodecContext *video_enc;
2701 int codec_id;
115329f1 2702
cf7fc795
FB
2703 st = av_new_stream(oc, oc->nb_streams);
2704 if (!st) {
2705 fprintf(stderr, "Could not alloc stream\n");
2706 exit(1);
2707 }
54cc9c46 2708 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_VIDEO);
748c2fca
MN
2709 bitstream_filters[nb_output_files][oc->nb_streams - 1]= video_bitstream_filters;
2710 video_bitstream_filters= NULL;
2711
cf7fc795 2712 if(thread_count>1)
01f4895c 2713 avcodec_thread_init(st->codec, thread_count);
115329f1 2714
01f4895c 2715 video_enc = st->codec;
115329f1 2716
cf7fc795
FB
2717 if(video_codec_tag)
2718 video_enc->codec_tag= video_codec_tag;
115329f1 2719
90ad92b3 2720 if( (video_global_header&1)
637b5326 2721 || (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER))){
cf7fc795 2722 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
23b254fb 2723 avctx_opts[CODEC_TYPE_VIDEO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
637b5326
MN
2724 }
2725 if(video_global_header&2){
90ad92b3 2726 video_enc->flags2 |= CODEC_FLAG2_LOCAL_HEADER;
23b254fb 2727 avctx_opts[CODEC_TYPE_VIDEO]->flags2|= CODEC_FLAG2_LOCAL_HEADER;
637b5326 2728 }
90ad92b3 2729
cf7fc795
FB
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;
115329f1 2737
cf7fc795
FB
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;
115329f1 2741
cf7fc795
FB
2742 video_enc->codec_id = codec_id;
2743 codec = avcodec_find_encoder(codec_id);
115329f1 2744
8bbf6db9 2745 for(i=0; i<opt_name_count; i++){
bd31a388 2746 const AVOption *opt;
23b254fb 2747 double d= av_get_double(avctx_opts[CODEC_TYPE_VIDEO], opt_names[i], &opt);
8bbf6db9
MN
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 }
115329f1 2751
b33ece16
SS
2752 video_enc->time_base.den = frame_rate.num;
2753 video_enc->time_base.num = frame_rate.den;
cf7fc795
FB
2754 if(codec && codec->supported_framerates){
2755 const AVRational *p= codec->supported_framerates;
b33ece16 2756 AVRational req= (AVRational){frame_rate.num, frame_rate.den};
cf7fc795
FB
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 }
115329f1 2770
cf7fc795
FB
2771 video_enc->width = frame_width + frame_padright + frame_padleft;
2772 video_enc->height = frame_height + frame_padtop + frame_padbottom;
e7268d51 2773 video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*video_enc->height/video_enc->width, 255);
cf7fc795
FB
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
babe0e8c 2786 if (intra_only)
cf7fc795
FB
2787 video_enc->gop_size = 0;
2788 if (video_qscale || same_quality) {
2789 video_enc->flags |= CODEC_FLAG_QSCALE;
115329f1 2790 video_enc->global_quality=
cf7fc795
FB
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
cf7fc795 2799 video_enc->max_qdiff = video_qdiff;
cf7fc795 2800 video_enc->rc_eq = video_rc_eq;
cf7fc795
FB
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 }
115329f1
DB
2810 video_enc->rc_override=
2811 av_realloc(video_enc->rc_override,
cf7fc795
FB
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;
079e8cb9
BC
2827 if (!video_enc->rc_initial_buffer_occupancy)
2828 video_enc->rc_initial_buffer_occupancy = video_enc->rc_buffer_size*3/4;
cf7fc795 2829 video_enc->me_threshold= me_threshold;
cf7fc795
FB
2830 video_enc->intra_dc_precision= intra_dc_precision - 8;
2831 video_enc->strict_std_compliance = strict;
cf7fc795 2832
cf7fc795
FB
2833 if (do_psnr)
2834 video_enc->flags|= CODEC_FLAG_PSNR;
115329f1 2835
cf7fc795
FB
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
2854static void new_audio_stream(AVFormatContext *oc)
2855{
2856 AVStream *st;
2857 AVCodecContext *audio_enc;
8bbf6db9 2858 int codec_id, i;
115329f1 2859
cf7fc795
FB
2860 st = av_new_stream(oc, oc->nb_streams);
2861 if (!st) {
2862 fprintf(stderr, "Could not alloc stream\n");
2863 exit(1);
2864 }
54cc9c46 2865 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_AUDIO);
748c2fca
MN
2866
2867 bitstream_filters[nb_output_files][oc->nb_streams - 1]= audio_bitstream_filters;
2868 audio_bitstream_filters= NULL;
2869
cf7fc795 2870 if(thread_count>1)
01f4895c 2871 avcodec_thread_init(st->codec, thread_count);
115329f1 2872
01f4895c 2873 audio_enc = st->codec;
cf7fc795 2874 audio_enc->codec_type = CODEC_TYPE_AUDIO;
f889d3f9 2875 audio_enc->strict_std_compliance = strict;
115329f1 2876
cf7fc795
FB
2877 if(audio_codec_tag)
2878 audio_enc->codec_tag= audio_codec_tag;
115329f1 2879
637b5326 2880 if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
cf7fc795 2881 audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
23b254fb 2882 avctx_opts[CODEC_TYPE_AUDIO]->flags|= CODEC_FLAG_GLOBAL_HEADER;
637b5326 2883 }
cf7fc795
FB
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);
115329f1 2889
8bbf6db9 2890 for(i=0; i<opt_name_count; i++){
bd31a388 2891 const AVOption *opt;
23b254fb 2892 double d= av_get_double(avctx_opts[CODEC_TYPE_AUDIO], opt_names[i], &opt);
8bbf6db9
MN
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 }
115329f1 2896
cf7fc795
FB
2897 if (audio_codec_id != CODEC_ID_NONE)
2898 codec_id = audio_codec_id;
2899 audio_enc->codec_id = codec_id;
115329f1 2900
c57c770d
JR
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 }
cf7fc795 2905 audio_enc->thread_count = thread_count;
e3e3be53 2906 audio_enc->channels = audio_channels;
cf7fc795
FB
2907 }
2908 audio_enc->sample_rate = audio_sample_rate;
78e03516 2909 audio_enc->time_base= (AVRational){1, audio_sample_rate};
cf7fc795 2910 if (audio_language) {
f7d78f36 2911 av_strlcpy(st->language, audio_language, sizeof(st->language));
cf7fc795
FB
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
2922static void opt_new_subtitle_stream(void)
2923{
2924 AVFormatContext *oc;
2925 AVStream *st;
2926 AVCodecContext *subtitle_enc;
8bbf6db9 2927 int i;
115329f1 2928
cf7fc795
FB
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 }
54cc9c46 2940 avcodec_get_context_defaults2(st->codec, CODEC_TYPE_SUBTITLE);
cf7fc795 2941
01f4895c 2942 subtitle_enc = st->codec;
cf7fc795
FB
2943 subtitle_enc->codec_type = CODEC_TYPE_SUBTITLE;
2944 if (subtitle_stream_copy) {
2945 st->stream_copy = 1;
2946 } else {
8bbf6db9 2947 for(i=0; i<opt_name_count; i++){
bd31a388 2948 const AVOption *opt;
23b254fb 2949 double d= av_get_double(avctx_opts[CODEC_TYPE_SUBTITLE], opt_names[i], &opt);
8bbf6db9
MN
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 }
cf7fc795
FB
2953 subtitle_enc->codec_id = subtitle_codec_id;
2954 }
2955
2956 if (subtitle_language) {
f7d78f36 2957 av_strlcpy(st->language, subtitle_language, sizeof(st->language));
cf7fc795
FB
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
2966static 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
2977static 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
2988static void opt_output_file(const char *filename)
2989{
2990 AVFormatContext *oc;
8e16b25c 2991 int use_video, use_audio, input_has_video, input_has_audio, i;
817b23ff 2992 AVFormatParameters params, *ap = &params;
85f07f22
FB
2993
2994 if (!strcmp(filename, "-"))
2995 filename = "pipe:";
2996
bc874dae 2997 oc = av_alloc_format_context();
85f07f22 2998
79fdaa4c
FB
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 }
85f07f22 3006 }
115329f1 3007
79fdaa4c 3008 oc->oformat = file_oformat;
f7d78f36 3009 av_strlcpy(oc->filename, filename, sizeof(oc->filename));
85f07f22 3010
115329f1 3011 if (!strcmp(file_oformat->name, "ffm") &&
f7d78f36 3012 av_strstart(filename, "http:", NULL)) {
85f07f22
FB
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 {
f2d9a9f5
LA
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;
919f448d 3022
e30a2846
FB
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 }
919f448d
FB
3032
3033 /* manual disable */
85f07f22
FB
3034 if (audio_disable) {
3035 use_audio = 0;
3036 }
3037 if (video_disable) {
3038 use_video = 0;
3039 }
115329f1 3040
85f07f22 3041 if (use_video) {
cf7fc795 3042 new_video_stream(oc);
85f07f22 3043 }
115329f1 3044
85f07f22 3045 if (use_audio) {
cf7fc795 3046 new_audio_stream(oc);
85f07f22
FB
3047 }
3048
4568325a 3049 oc->timestamp = rec_timestamp;
115329f1 3050
bb270c08 3051 if (str_title)
f7d78f36 3052 av_strlcpy(oc->title, str_title, sizeof(oc->title));
85f07f22 3053 if (str_author)
f7d78f36 3054 av_strlcpy(oc->author, str_author, sizeof(oc->author));
85f07f22 3055 if (str_copyright)
f7d78f36 3056 av_strlcpy(oc->copyright, str_copyright, sizeof(oc->copyright));
85f07f22 3057 if (str_comment)
f7d78f36 3058 av_strlcpy(oc->comment, str_comment, sizeof(oc->comment));
63d5075c 3059 if (str_album)
f7d78f36 3060 av_strlcpy(oc->album, str_album, sizeof(oc->album));
85f07f22
FB
3061 }
3062
1629626f 3063 output_files[nb_output_files++] = oc;
85f07f22 3064
919f448d 3065 /* check filename in case of an image number is expected */
79fdaa4c 3066 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
5c07cf53 3067 if (!av_filename_number_test(oc->filename)) {
79fdaa4c 3068 print_error(oc->filename, AVERROR_NUMEXPECTED);
919f448d 3069 exit(1);
79fdaa4c 3070 }
919f448d
FB
3071 }
3072
79fdaa4c 3073 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
85f07f22 3074 /* test if it already exists to avoid loosing precious files */
115329f1 3075 if (!file_overwrite &&
85f07f22 3076 (strchr(filename, ':') == NULL ||
f7d78f36 3077 av_strstart(filename, "file:", NULL))) {
85f07f22
FB
3078 if (url_exist(filename)) {
3079 int c;
115329f1 3080
d9a916e2
CY
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 }
bb270c08
DB
3089 }
3090 else {
d9a916e2 3091 fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
85f07f22 3092 exit(1);
bb270c08 3093 }
85f07f22
FB
3094 }
3095 }
115329f1 3096
85f07f22
FB
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
817b23ff 3104 memset(ap, 0, sizeof(*ap));
817b23ff
FB
3105 if (av_set_parameters(oc, ap) < 0) {
3106 fprintf(stderr, "%s: Invalid encoding parameters\n",
3107 oc->filename);
3108 exit(1);
3109 }
3110
17c88cb0
MN
3111 oc->preload= (int)(mux_preload*AV_TIME_BASE);
3112 oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE);
8108551a 3113 oc->loop_output = loop_output;
2db3c638 3114
8e16b25c 3115 for(i=0; i<opt_name_count; i++){
bd31a388 3116 const AVOption *opt;
8e16b25c
PI
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
85f07f22 3122 /* reset some options */
79fdaa4c
FB
3123 file_oformat = NULL;
3124 file_iformat = NULL;
85f07f22
FB
3125}
3126
5abdb4b1 3127/* same option as mencoder */
b29f97d1 3128static void opt_pass(const char *pass_str)
5abdb4b1
FB
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}
a38469e1 3138
2f30a81d 3139#if defined(__MINGW32__) || defined(CONFIG_OS2)
0c1a9eda 3140static int64_t getutime(void)
5727b222 3141{
f3ec2d46 3142 return av_gettime();
5727b222 3143}
bdc4796f 3144#else
0c1a9eda 3145static int64_t getutime(void)
bdc4796f 3146{
f3ec2d46
SG
3147 struct rusage rusage;
3148
3149 getrusage(RUSAGE_SELF, &rusage);
3150 return (rusage.ru_utime.tv_sec * 1000000LL) + rusage.ru_utime.tv_usec;
bdc4796f
FB
3151}
3152#endif
5727b222 3153
e8a42081 3154#if defined(CONFIG_FFM_DEMUXER) || defined(CONFIG_FFM_MUXER)
79fdaa4c 3155extern int ffm_nopts;
e8a42081 3156#endif
79fdaa4c 3157
b29f97d1 3158static void show_formats(void)
85f07f22 3159{
79fdaa4c
FB
3160 AVInputFormat *ifmt;
3161 AVOutputFormat *ofmt;
85f07f22 3162 URLProtocol *up;
3738fe1a
MN
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;
92a80570 3172 const char *long_name=NULL;
3738fe1a
MN
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;
92a80570 3178 long_name= ofmt->long_name;
3738fe1a
MN
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;
92a80570 3186 long_name= ifmt->long_name;
3738fe1a
MN
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;
115329f1 3195
3738fe1a 3196 printf(
115329f1
DB
3197 " %s%s %-15s %s\n",
3198 decode ? "D":" ",
3199 encode ? "E":" ",
92a80570
MN
3200 name,
3201 long_name ? long_name:" ");
817b23ff
FB
3202 }
3203 printf("\n");
3204
85f07f22 3205 printf("Codecs:\n");
3738fe1a
MN
3206 last_name= "000";
3207 for(;;){
3208 int decode=0;
3209 int encode=0;
3210 int cap=0;
cf7fc795 3211 const char *type_str;
3738fe1a
MN
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;
115329f1 3229
cf7fc795
FB
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 }
3738fe1a 3244 printf(
115329f1
DB
3245 " %s%s%s%s%s%s %s",
3246 decode ? "D": (/*p2->decoder ? "d":*/" "),
3247 encode ? "E":" ",
cf7fc795 3248 type_str,
3738fe1a
MN
3249 cap & CODEC_CAP_DRAW_HORIZ_BAND ? "S":" ",
3250 cap & CODEC_CAP_DR1 ? "D":" ",
3251 cap & CODEC_CAP_TRUNCATED ? "T":" ",
3252 p2->name);
3253 /* if(p2->decoder && decode==0)
3254 printf(" use %s for decoding", p2->decoder->name);*/
3255 printf("\n");
85f07f22
FB
3256 }
3257 printf("\n");
3258
3738fe1a 3259 printf("Supported file protocols:\n");
85f07f22
FB
3260 for(up = first_protocol; up != NULL; up = up->next)
3261 printf(" %s:", up->name);
3262 printf("\n");
115329f1 3263
3738fe1a
MN
3264 printf("Frame size, frame rate abbreviations:\n ntsc pal qntsc qpal sntsc spal film ntsc-film sqcif qcif cif 4cif\n");
3265 printf("Motion estimation methods:\n");
85f07f22
FB
3266 pp = motion_str;
3267 while (*pp) {
3268 printf(" %s", *pp);
115329f1 3269 if ((pp - motion_str + 1) == ME_ZERO)
85f07f22 3270 printf("(fastest)");
115329f1 3271 else if ((pp - motion_str + 1) == ME_FULL)
85f07f22 3272 printf("(slowest)");
115329f1 3273 else if ((pp - motion_str + 1) == ME_EPZS)
85f07f22
FB
3274 printf("(default)");
3275 pp++;
3276 }
3738fe1a
MN
3277 printf("\n\n");
3278 printf(
755bfeab 3279"Note, the names of encoders and decoders do not always match, so there are\n"
3738fe1a 3280"several cases where the above table shows encoder only or decoder only entries\n"
755bfeab
DB
3281"even though both encoding and decoding are supported. For example, the h263\n"
3282"decoder corresponds to the h263 and h263p encoders, for file formats it is even\n"
3283"worse.\n");
85f07f22
FB
3284 exit(1);
3285}
3286
ceaf1909 3287static void parse_matrix_coeffs(uint16_t *dest, const char *str)
84f608f4
VM
3288{
3289 int i;
3290 const char *p = str;
3291 for(i = 0;; i++) {
3292 dest[i] = atoi(p);
3293 if(i == 63)
3294 break;
3295 p = strchr(p, ',');
3296 if(!p) {
3297 fprintf(stderr, "Syntax error in matrix \"%s\" at coeff %d\n", str, i);
3298 exit(1);
3299 }
3300 p++;
3301 }
3302}
3303
ceaf1909 3304static void opt_inter_matrix(const char *arg)
84f608f4
VM
3305{
3306 inter_matrix = av_mallocz(sizeof(uint16_t) * 64);
3307 parse_matrix_coeffs(inter_matrix, arg);
3308}
3309
ceaf1909 3310static void opt_intra_matrix(const char *arg)
84f608f4
VM
3311{
3312 intra_matrix = av_mallocz(sizeof(uint16_t) * 64);
3313 parse_matrix_coeffs(intra_matrix, arg);
3314}
3315
e0595741
VM
3316static void opt_target(const char *arg)
3317{
3318 int norm = -1;
88730be6 3319 static const char *const frame_rates[] = {"25", "30000/1001", "24000/1001"};
e0595741
VM
3320
3321 if(!strncmp(arg, "pal-", 4)) {
3322 norm = 0;
3323 arg += 4;
3324 } else if(!strncmp(arg, "ntsc-", 5)) {
3325 norm = 1;
3326 arg += 5;
ed2d7a34
PI
3327 } else if(!strncmp(arg, "film-", 5)) {
3328 norm = 2;
3329 arg += 5;
e0595741
VM
3330 } else {
3331 int fr;
3332 /* Calculate FR via float to avoid int overflow */
b33ece16 3333 fr = (int)(frame_rate.num * 1000.0 / frame_rate.den);
e0595741
VM
3334 if(fr == 25000) {
3335 norm = 0;
3336 } else if((fr == 29970) || (fr == 23976)) {
3337 norm = 1;
3338 } else {
3339 /* Try to determine PAL/NTSC by peeking in the input files */
3340 if(nb_input_files) {
3341 int i, j;
3342 for(j = 0; j < nb_input_files; j++) {
3343 for(i = 0; i < input_files[j]->nb_streams; i++) {
01f4895c 3344 AVCodecContext *c = input_files[j]->streams[i]->codec;
e0595741
VM
3345 if(c->codec_type != CODEC_TYPE_VIDEO)
3346 continue;
c0df9d75 3347 fr = c->time_base.den * 1000 / c->time_base.num;
e0595741
VM
3348 if(fr == 25000) {
3349 norm = 0;
3350 break;
3351 } else if((fr == 29970) || (fr == 23976)) {
3352 norm = 1;
3353 break;
3354 }
3355 }
3356 if(norm >= 0)
3357 break;
3358 }
3359 }
3360 }
3361 if(verbose && norm >= 0)
ac930a99 3362 fprintf(stderr, "Assuming %s for target.\n", norm ? "NTSC" : "PAL");
e0595741
VM
3363 }
3364
3365 if(norm < 0) {