Use X ? Y : Z construct, simplify.
[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
7246177d 22/* needed for usleep() */
d0feff2a 23#define _XOPEN_SOURCE 600
7246177d 24
0f4e8165
RB
25#include "config.h"
26#include <ctype.h>
27#include <string.h>
28#include <math.h>
29#include <stdlib.h>
30#include <errno.h>
d86b83f8 31#include <signal.h>
22f7a060 32#include <limits.h>
7246177d 33#include <unistd.h>
245976da
DB
34#include "libavformat/avformat.h"
35#include "libavdevice/avdevice.h"
36#include "libswscale/swscale.h"
245976da 37#include "libavcodec/opt.h"
ce1ee094 38#include "libavcodec/audioconvert.h"
2b4abbd6 39#include "libavutil/colorspace.h"
245976da 40#include "libavutil/fifo.h"
718c7b18 41#include "libavutil/pixdesc.h"
245976da 42#include "libavutil/avstring.h"
335ee1aa 43#include "libavutil/libm.h"
245976da 44#include "libavformat/os_support.h"
daf8e955 45
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46#if CONFIG_AVFILTER
47# include "libavfilter/avfilter.h"
48# include "libavfilter/avfiltergraph.h"
49# include "libavfilter/graphparser.h"
50# include "libavfilter/vsrc_buffer.h"
51#endif
52
b250f9c6 53#if HAVE_SYS_RESOURCE_H
0a1b29de 54#include <sys/types.h>
fc5607f8 55#include <sys/time.h>
b091aa44 56#include <sys/resource.h>
b250f9c6 57#elif HAVE_GETPROCESSTIMES
7495c306
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58#include <windows.h>
59#endif
fc5607f8
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60#if HAVE_GETPROCESSMEMORYINFO
61#include <windows.h>
62#include <psapi.h>
63#endif
7495c306 64
b250f9c6 65#if HAVE_SYS_SELECT_H
fb1d2d7b
BC
66#include <sys/select.h>
67#endif
68
b250f9c6 69#if HAVE_TERMIOS_H
85f07f22
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70#include <fcntl.h>
71#include <sys/ioctl.h>
85f07f22 72#include <sys/time.h>
85f07f22 73#include <termios.h>
b250f9c6 74#elif HAVE_CONIO_H
4b54c6d0 75#include <conio.h>
bdc4796f 76#endif
bf5af568 77#include <time.h>
85f07f22 78
01310af2
FB
79#include "cmdutils.h"
80
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81#undef NDEBUG
82#include <assert.h>
83
64555bd9 84const char program_name[] = "FFmpeg";
ea9c581f 85const int program_birth_year = 2000;
86074ed1 86
85f07f22
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87/* select an input stream for an output stream */
88typedef struct AVStreamMap {
89 int file_index;
90 int stream_index;
b4a3389e
WG
91 int sync_file_index;
92 int sync_stream_index;
85f07f22
FB
93} AVStreamMap;
94
0a38bafd
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95/** select an input file for an output file */
96typedef struct AVMetaDataMap {
97 int out_file;
98 int in_file;
99} AVMetaDataMap;
100
580a6c57 101static const OptionDef options[];
85f07f22 102
60402344 103#define MAX_FILES 100
85f07f22 104
ef6fc647 105static const char *last_asked_format = NULL;
85f07f22 106static AVFormatContext *input_files[MAX_FILES];
a6a92a9a 107static int64_t input_files_ts_offset[MAX_FILES];
8833f375 108static double input_files_ts_scale[MAX_FILES][MAX_STREAMS];
6488cf9b 109static AVCodec *input_codecs[MAX_FILES*MAX_STREAMS];
85f07f22 110static int nb_input_files = 0;
6488cf9b 111static int nb_icodecs;
85f07f22
FB
112
113static AVFormatContext *output_files[MAX_FILES];
6488cf9b 114static AVCodec *output_codecs[MAX_FILES*MAX_STREAMS];
85f07f22 115static int nb_output_files = 0;
6488cf9b 116static int nb_ocodecs;
85f07f22 117
f44fd374 118static AVStreamMap stream_maps[MAX_FILES*MAX_STREAMS];
85f07f22
FB
119static int nb_stream_maps;
120
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121static AVMetaDataMap meta_data_maps[MAX_FILES];
122static int nb_meta_data_maps;
123
006e8108
MS
124/* indexed by output file stream index */
125static int streamid_map[MAX_STREAMS];
126
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127static int frame_width = 0;
128static int frame_height = 0;
880e8ba7 129static float frame_aspect_ratio = 0;
644a9262 130static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
ce1ee094 131static enum SampleFormat audio_sample_fmt = SAMPLE_FMT_NONE;
ab6d194a
MN
132static int frame_topBand = 0;
133static int frame_bottomBand = 0;
134static int frame_leftBand = 0;
135static int frame_rightBand = 0;
cf7fc795 136static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
89129c6b 137static AVRational frame_rate;
158c7f05 138static float video_qscale = 0;
84f608f4
VM
139static uint16_t *intra_matrix = NULL;
140static uint16_t *inter_matrix = NULL;
464a631c 141static const char *video_rc_override_string=NULL;
85f07f22 142static int video_disable = 0;
f3356e9c 143static int video_discard = 0;
4a897224 144static char *video_codec_name = NULL;
83a36b2e 145static unsigned int video_codec_tag = 0;
0fc2c0f6 146static char *video_language = NULL;
85f07f22 147static int same_quality = 0;
cfcf0ffd 148static int do_deinterlace = 0;
bb198e19 149static int top_field_first = -1;
f4f3223f 150static int me_threshold = 0;
1a11cbcc 151static int intra_dc_precision = 8;
5894e1bb 152static int loop_input = 0;
8108551a 153static int loop_output = AVFMT_NOOUTPUTLOOP;
0888fd22 154static int qp_hist = 0;
46847a33
MN
155#if CONFIG_AVFILTER
156static char *vfilters = NULL;
aa1249b8 157AVFilterGraph *graph = NULL;
46847a33 158#endif
85f07f22 159
85f07f22
FB
160static int intra_only = 0;
161static int audio_sample_rate = 44100;
13367a46 162static int64_t channel_layout = 0;
c57c770d
JR
163#define QSCALE_NONE -99999
164static float audio_qscale = QSCALE_NONE;
85f07f22
FB
165static int audio_disable = 0;
166static int audio_channels = 1;
4a897224 167static char *audio_codec_name = NULL;
83a36b2e 168static unsigned int audio_codec_tag = 0;
cf7fc795
FB
169static char *audio_language = NULL;
170
11bf3847 171static int subtitle_disable = 0;
4a897224 172static char *subtitle_codec_name = NULL;
cf7fc795 173static char *subtitle_language = NULL;
83a36b2e 174static unsigned int subtitle_codec_tag = 0;
85f07f22 175
17c88cb0
MN
176static float mux_preload= 0.5;
177static float mux_max_delay= 0.7;
2db3c638 178
fc7ad2af 179static int64_t recording_time = INT64_MAX;
8831db5c 180static int64_t start_time = 0;
25d34458 181static int64_t recording_timestamp = 0;
a6a92a9a 182static int64_t input_ts_offset = 0;
85f07f22 183static int file_overwrite = 0;
a5926d85
AJ
184static int metadata_count;
185static AVMetadataTag *metadata;
5727b222 186static int do_benchmark = 0;
a0663ba4 187static int do_hex_dump = 0;
254abc2e 188static int do_pkt_dump = 0;
43f1708f 189static int do_psnr = 0;
5abdb4b1 190static int do_pass = 0;
ad16627f 191static char *pass_logfilename_prefix = NULL;
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FB
192static int audio_stream_copy = 0;
193static int video_stream_copy = 0;
cf7fc795 194static int subtitle_stream_copy = 0;
8858816d 195static int video_sync_method= -1;
986ebcdb 196static int audio_sync_method= 0;
d4d226a8 197static float audio_drift_threshold= 0.1;
72bd8100 198static int copy_ts= 0;
76bdac6d 199static int opt_shortest = 0;
90ad92b3 200static int video_global_header = 0;
b60d1379 201static char *vstats_filename;
032aa7df 202static FILE *vstats_file;
50e143c4 203static int opt_programid = 0;
50e3477f 204static int copy_initial_nonkeyframes = 0;
5abdb4b1 205
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MK
206static int rate_emu = 0;
207
a5df11ab 208static int video_channel = 0;
df0cecdd 209static char *video_standard;
79a7c268 210
a9aa3467 211static int audio_volume = 256;
8aa3ee32 212
f2abc559 213static int exit_on_error = 0;
d9a916e2 214static int using_stdin = 0;
f068206e 215static int verbose = 1;
9c3d33d6 216static int thread_count= 1;
b51469a0 217static int q_pressed = 0;
1008ceb3
MN
218static int64_t video_size = 0;
219static int64_t audio_size = 0;
220static int64_t extra_size = 0;
a6a92a9a
WG
221static int nb_frames_dup = 0;
222static int nb_frames_drop = 0;
6e454c38 223static int input_sync;
76bdac6d 224static uint64_t limit_filesize = 0;
d2845b75 225static int force_fps = 0;
d9a916e2 226
5b6d5596 227static int pgmyuv_compatibility_hack=0;
a8482aab 228static float dts_delta_threshold = 10;
5b6d5596 229
e60da588 230static unsigned int sws_flags = SWS_BICUBIC;
18a54b04 231
29cc1c23 232static int64_t timer_start;
8bbf6db9 233
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BC
234static uint8_t *audio_buf;
235static uint8_t *audio_out;
b8919a30 236unsigned int allocated_audio_out_size, allocated_audio_buf_size;
3321cb3f
BC
237
238static short *samples;
239
748c2fca
MN
240static AVBitStreamFilterContext *video_bitstream_filters=NULL;
241static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
e1cc8339 242static AVBitStreamFilterContext *subtitle_bitstream_filters=NULL;
748c2fca 243static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
5b6d5596 244
ad16627f 245#define DEFAULT_PASS_LOGFILENAME_PREFIX "ffmpeg2pass"
85f07f22 246
b4a3389e
WG
247struct AVInputStream;
248
85f07f22
FB
249typedef struct AVOutputStream {
250 int file_index; /* file index */
251 int index; /* stream index in the output file */
252 int source_index; /* AVInputStream index */
253 AVStream *st; /* stream in the output file */
ec5517d5
FB
254 int encoding_needed; /* true if encoding needed for this stream */
255 int frame_number;
256 /* input pts and corresponding output pts
257 for A/V sync */
b4a3389e
WG
258 //double sync_ipts; /* dts from the AVPacket of the demuxer in second units */
259 struct AVInputStream *sync_ist; /* input stream to sync against */
e928649b 260 int64_t sync_opts; /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
85f07f22 261 /* video only */
07d0cdfc 262 int video_resample;
a4d36c11 263 AVFrame pict_tmp; /* temporary image for resampling */
18a54b04
LA
264 struct SwsContext *img_resample_ctx; /* for image resampling */
265 int resample_height;
352666c1 266 int resample_width;
01a3c821 267 int resample_pix_fmt;
34b10a57 268
352666c1
EB
269 /* full frame size of first frame */
270 int original_height;
271 int original_width;
272
273 /* cropping area sizes */
07d0cdfc 274 int video_crop;
352666c1
EB
275 int topBand;
276 int bottomBand;
34b10a57 277 int leftBand;
352666c1
EB
278 int rightBand;
279
280 /* cropping area of first frame */
281 int original_topBand;
282 int original_bottomBand;
283 int original_leftBand;
284 int original_rightBand;
115329f1 285
85f07f22
FB
286 /* audio only */
287 int audio_resample;
288 ReSampleContext *resample; /* for audio resampling */
a79db0f7
PR
289 int reformat_pair;
290 AVAudioConvert *reformat_ctx;
41dd680d 291 AVFifoBuffer *fifo; /* for compression: one audio fifo per codec */
5abdb4b1 292 FILE *logfile;
85f07f22
FB
293} AVOutputStream;
294
295typedef struct AVInputStream {
296 int file_index;
297 int index;
298 AVStream *st;
299 int discard; /* true if stream data should be discarded */
300 int decoding_needed; /* true if the packets must be decoded in 'raw_fifo' */
0c1a9eda 301 int64_t sample_index; /* current sample */
bdfcbbed
MK
302
303 int64_t start; /* time when read started */
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FB
304 int64_t next_pts; /* synthetic pts for cases where pkt.pts
305 is not defined */
e7d0374f 306 int64_t pts; /* current pts */
ff4905a5 307 int is_start; /* is 1 at the start and after a discontinuity */
3ff0daf0 308 int showed_multi_packet_warning;
55a7e946 309 int is_past_recording_time;
46847a33
MN
310#if CONFIG_AVFILTER
311 AVFilterContext *out_video_filter;
312 AVFilterContext *input_video_filter;
313 AVFrame *filter_frame;
314 int has_filter_frame;
315 AVFilterPicRef *picref;
316#endif
85f07f22
FB
317} AVInputStream;
318
319typedef struct AVInputFile {
320 int eof_reached; /* true if eof reached */
321 int ist_index; /* index of first stream in ist_table */
322 int buffer_size; /* current total buffer size */
79fdaa4c 323 int nb_streams; /* nb streams we are aware of */
85f07f22
FB
324} AVInputFile;
325
b250f9c6 326#if HAVE_TERMIOS_H
bdc4796f 327
85f07f22
FB
328/* init terminal so that we can grab keys */
329static struct termios oldtty;
64f6e357 330#endif
85f07f22 331
46847a33
MN
332#if CONFIG_AVFILTER
333typedef struct {
334 int pix_fmt;
335} FilterOutPriv;
336
337
338static int output_init(AVFilterContext *ctx, const char *args, void *opaque)
339{
340 FilterOutPriv *priv = ctx->priv;
341
342 if(!opaque) return -1;
343
344 priv->pix_fmt = *((int *)opaque);
345
346 return 0;
347}
348
349static void output_end_frame(AVFilterLink *link)
350{
351}
352
353static int output_query_formats(AVFilterContext *ctx)
354{
355 FilterOutPriv *priv = ctx->priv;
356 enum PixelFormat pix_fmts[] = { priv->pix_fmt, PIX_FMT_NONE };
357
358 avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts));
359 return 0;
360}
361
362static int get_filtered_video_pic(AVFilterContext *ctx,
363 AVFilterPicRef **picref, AVFrame *pic2,
364 uint64_t *pts)
365{
366 AVFilterPicRef *pic;
367
368 if(avfilter_request_frame(ctx->inputs[0]))
369 return -1;
370 if(!(pic = ctx->inputs[0]->cur_pic))
371 return -1;
372 *picref = pic;
373 ctx->inputs[0]->cur_pic = NULL;
374
375 *pts = pic->pts;
376
377 memcpy(pic2->data, pic->data, sizeof(pic->data));
378 memcpy(pic2->linesize, pic->linesize, sizeof(pic->linesize));
bdab692f
MN
379 pic2->interlaced_frame = pic->interlaced;
380 pic2->top_field_first = pic->top_field_first;
46847a33
MN
381
382 return 1;
383}
384
385static AVFilter output_filter =
386{
387 .name = "ffmpeg_output",
388
389 .priv_size = sizeof(FilterOutPriv),
390 .init = output_init,
391
392 .query_formats = output_query_formats,
393
394 .inputs = (AVFilterPad[]) {{ .name = "default",
395 .type = AVMEDIA_TYPE_VIDEO,
396 .end_frame = output_end_frame,
397 .min_perms = AV_PERM_READ, },
398 { .name = NULL }},
399 .outputs = (AVFilterPad[]) {{ .name = NULL }},
400};
401
402static int configure_filters(AVInputStream *ist, AVOutputStream *ost)
403{
a9f3cb93 404 AVFilterContext *last_filter, *filter;
46847a33
MN
405 /** filter graph containing all filters including input & output */
406 AVCodecContext *codec = ost->st->codec;
407 AVCodecContext *icodec = ist->st->codec;
408 char args[255];
409
aa1249b8 410 graph = av_mallocz(sizeof(AVFilterGraph));
46847a33 411
79b90b25 412 if (!(ist->input_video_filter = avfilter_open(avfilter_get_by_name("buffer"), "src")))
46847a33 413 return -1;
79b90b25 414 if (!(ist->out_video_filter = avfilter_open(&output_filter, "out")))
46847a33
MN
415 return -1;
416
417 snprintf(args, 255, "%d:%d:%d", ist->st->codec->width,
418 ist->st->codec->height, ist->st->codec->pix_fmt);
79b90b25 419 if (avfilter_init_filter(ist->input_video_filter, args, NULL))
46847a33 420 return -1;
79b90b25 421 if (avfilter_init_filter(ist->out_video_filter, NULL, &codec->pix_fmt))
46847a33
MN
422 return -1;
423
424 /* add input and output filters to the overall graph */
aa1249b8
BC
425 avfilter_graph_add_filter(graph, ist->input_video_filter);
426 avfilter_graph_add_filter(graph, ist->out_video_filter);
46847a33 427
a9f3cb93 428 last_filter = ist->input_video_filter;
46847a33 429
79b90b25 430 if (ost->video_crop) {
6e82e7fa 431 snprintf(args, 255, "%d:%d:%d:%d", ost->leftBand, ost->topBand,
0c22311b
MN
432 codec->width,
433 codec->height);
a9f3cb93
BC
434 filter = avfilter_open(avfilter_get_by_name("crop"), NULL);
435 if (!filter)
46847a33 436 return -1;
a9f3cb93 437 if (avfilter_init_filter(filter, args, NULL))
46847a33 438 return -1;
a9f3cb93 439 if (avfilter_link(last_filter, 0, filter, 0))
46847a33 440 return -1;
a9f3cb93
BC
441 last_filter = filter;
442 avfilter_graph_add_filter(graph, last_filter);
46847a33
MN
443 }
444
445 if((codec->width !=
0c22311b
MN
446 icodec->width - (frame_leftBand + frame_rightBand)) ||
447 (codec->height != icodec->height - (frame_topBand + frame_bottomBand))) {
6e82e7fa 448 snprintf(args, 255, "%d:%d:flags=0x%X",
0c22311b
MN
449 codec->width,
450 codec->height,
46847a33 451 (int)av_get_int(sws_opts, "sws_flags", NULL));
a9f3cb93
BC
452 filter = avfilter_open(avfilter_get_by_name("scale"), NULL);
453 if (!filter)
46847a33 454 return -1;
a9f3cb93 455 if (avfilter_init_filter(filter, args, NULL))
46847a33 456 return -1;
a9f3cb93 457 if (avfilter_link(last_filter, 0, filter, 0))
46847a33 458 return -1;
a9f3cb93
BC
459 last_filter = filter;
460 avfilter_graph_add_filter(graph, last_filter);
46847a33
MN
461 }
462
f96363df
BC
463 snprintf(args, sizeof(args), "flags=0x%X", (int)av_get_int(sws_opts, "sws_flags", NULL));
464 graph->scale_sws_opts = av_strdup(args);
465
79b90b25 466 if (vfilters) {
46847a33
MN
467 AVFilterInOut *outputs = av_malloc(sizeof(AVFilterInOut));
468 AVFilterInOut *inputs = av_malloc(sizeof(AVFilterInOut));
469
470 outputs->name = av_strdup("in");
a9f3cb93 471 outputs->filter = last_filter;
46847a33
MN
472 outputs->pad_idx = 0;
473 outputs->next = NULL;
474
475 inputs->name = av_strdup("out");
476 inputs->filter = ist->out_video_filter;
477 inputs->pad_idx = 0;
478 inputs->next = NULL;
479
aa1249b8 480 if (avfilter_graph_parse(graph, vfilters, inputs, outputs, NULL) < 0)
46847a33
MN
481 return -1;
482 av_freep(&vfilters);
483 } else {
a9f3cb93 484 if (avfilter_link(last_filter, 0, ist->out_video_filter, 0) < 0)
46847a33
MN
485 return -1;
486 }
487
46847a33 488 /* configure all the filter links */
79b90b25 489 if (avfilter_graph_check_validity(graph, NULL))
46847a33 490 return -1;
79b90b25 491 if (avfilter_graph_config_formats(graph, NULL))
46847a33 492 return -1;
79b90b25 493 if (avfilter_graph_config_links(graph, NULL))
46847a33
MN
494 return -1;
495
496 codec->width = ist->out_video_filter->inputs[0]->w;
497 codec->height = ist->out_video_filter->inputs[0]->h;
498
499 return 0;
500}
501#endif /* CONFIG_AVFILTER */
502
85f07f22
FB
503static void term_exit(void)
504{
64f6e357 505#if HAVE_TERMIOS_H
85f07f22 506 tcsetattr (0, TCSANOW, &oldtty);
9a9509e6 507#endif
64f6e357 508}
85f07f22 509
e9a832e5 510static volatile int received_sigterm = 0;
9680a722
RP
511
512static void
513sigterm_handler(int sig)
514{
515 received_sigterm = sig;
516 term_exit();
517}
518
85f07f22
FB
519static void term_init(void)
520{
b250f9c6 521#if HAVE_TERMIOS_H
85f07f22
FB
522 struct termios tty;
523
524 tcgetattr (0, &tty);
525 oldtty = tty;
9a9509e6 526 atexit(term_exit);
85f07f22
FB
527
528 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
529 |INLCR|IGNCR|ICRNL|IXON);
530 tty.c_oflag |= OPOST;
531 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
532 tty.c_cflag &= ~(CSIZE|PARENB);
533 tty.c_cflag |= CS8;
534 tty.c_cc[VMIN] = 1;
535 tty.c_cc[VTIME] = 0;
115329f1 536
85f07f22 537 tcsetattr (0, TCSANOW, &tty);
d86b83f8
RP
538 signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
539#endif
85f07f22 540
9680a722 541 signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
9680a722 542 signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
ffcc6e24
MR
543#ifdef SIGXCPU
544 signal(SIGXCPU, sigterm_handler);
545#endif
85f07f22
FB
546}
547
548/* read a key without blocking */
549static int read_key(void)
550{
b250f9c6 551#if HAVE_TERMIOS_H
9ddd71fc 552 int n = 1;
85f07f22 553 unsigned char ch;
9ddd71fc 554 struct timeval tv;
85f07f22
FB
555 fd_set rfds;
556
557 FD_ZERO(&rfds);
558 FD_SET(0, &rfds);
559 tv.tv_sec = 0;
560 tv.tv_usec = 0;
561 n = select(1, &rfds, NULL, NULL, &tv);
562 if (n > 0) {
cb09b2ed
PG
563 n = read(0, &ch, 1);
564 if (n == 1)
85f07f22 565 return ch;
cb09b2ed
PG
566
567 return n;
85f07f22 568 }
b250f9c6 569#elif HAVE_CONIO_H
4b54c6d0
RP
570 if(kbhit())
571 return(getch());
d86b83f8 572#endif
85f07f22
FB
573 return -1;
574}
575
b51469a0
LS
576static int decode_interrupt_cb(void)
577{
578 return q_pressed || (q_pressed = read_key() == 'q');
579}
580
296df4e7 581static int av_exit(int ret)
e5295c0d
RP
582{
583 int i;
584
585 /* close files */
586 for(i=0;i<nb_output_files;i++) {
587 /* maybe av_close_output_file ??? */
588 AVFormatContext *s = output_files[i];
589 int j;
8767060c 590 if (!(s->oformat->flags & AVFMT_NOFILE) && s->pb)
e5295c0d
RP
591 url_fclose(s->pb);
592 for(j=0;j<s->nb_streams;j++) {
094d9df7 593 av_metadata_free(&s->streams[j]->metadata);
e5295c0d
RP
594 av_free(s->streams[j]->codec);
595 av_free(s->streams[j]);
596 }
094d9df7
AJ
597 for(j=0;j<s->nb_programs;j++) {
598 av_metadata_free(&s->programs[j]->metadata);
599 }
600 for(j=0;j<s->nb_chapters;j++) {
601 av_metadata_free(&s->chapters[j]->metadata);
602 }
603 av_metadata_free(&s->metadata);
e5295c0d
RP
604 av_free(s);
605 }
606 for(i=0;i<nb_input_files;i++)
607 av_close_input_file(input_files[i]);
608
e5295c0d
RP
609 av_free(intra_matrix);
610 av_free(inter_matrix);
611
612 if (vstats_file)
613 fclose(vstats_file);
614 av_free(vstats_filename);
615
616 av_free(opt_names);
617
618 av_free(video_codec_name);
619 av_free(audio_codec_name);
620 av_free(subtitle_codec_name);
621
622 av_free(video_standard);
623
72415b2a 624 for (i=0;i<AVMEDIA_TYPE_NB;i++)
5973490a
BC
625 av_free(avcodec_opts[i]);
626 av_free(avformat_opts);
627 av_free(sws_opts);
3321cb3f
BC
628 av_free(audio_buf);
629 av_free(audio_out);
b8919a30 630 allocated_audio_buf_size= allocated_audio_out_size= 0;
3321cb3f 631 av_free(samples);
5973490a 632
46847a33
MN
633#if CONFIG_AVFILTER
634 avfilter_uninit();
635#endif
636
e5295c0d
RP
637 if (received_sigterm) {
638 fprintf(stderr,
639 "Received signal %d: terminating.\n",
640 (int) received_sigterm);
641 exit (255);
642 }
643
296df4e7
RP
644 exit(ret); /* not all OS-es handle main() return value */
645 return ret;
e5295c0d
RP
646}
647
aa1de0d9
RB
648static void choose_sample_fmt(AVStream *st, AVCodec *codec)
649{
650 if(codec && codec->sample_fmts){
651 const enum SampleFormat *p= codec->sample_fmts;
652 for(; *p!=-1; p++){
653 if(*p == st->codec->sample_fmt)
654 break;
655 }
656 if(*p == -1)
657 st->codec->sample_fmt = codec->sample_fmts[0];
658 }
659}
660
10d0f5e0
MN
661static void choose_sample_rate(AVStream *st, AVCodec *codec)
662{
663 if(codec && codec->supported_samplerates){
664 const int *p= codec->supported_samplerates;
3c5e1b36 665 int best=0;
10d0f5e0
MN
666 int best_dist=INT_MAX;
667 for(; *p; p++){
668 int dist= abs(st->codec->sample_rate - *p);
669 if(dist < best_dist){
670 best_dist= dist;
671 best= *p;
672 }
673 }
ff866063
MN
674 if(best_dist){
675 av_log(st->codec, AV_LOG_WARNING, "Requested sampling rate unsupported using closest supported (%d)\n", best);
676 }
10d0f5e0
MN
677 st->codec->sample_rate= best;
678 }
679}
680
aa1de0d9
RB
681static void choose_pixel_fmt(AVStream *st, AVCodec *codec)
682{
683 if(codec && codec->pix_fmts){
684 const enum PixelFormat *p= codec->pix_fmts;
685 for(; *p!=-1; p++){
686 if(*p == st->codec->pix_fmt)
687 break;
688 }
689 if(*p == -1
690 && !( st->codec->codec_id==CODEC_ID_MJPEG
2d525ef4 691 && st->codec->strict_std_compliance <= FF_COMPLIANCE_UNOFFICIAL
aa1de0d9
RB
692 && ( st->codec->pix_fmt == PIX_FMT_YUV420P
693 || st->codec->pix_fmt == PIX_FMT_YUV422P)))
694 st->codec->pix_fmt = codec->pix_fmts[0];
695 }
696}
697
b29f97d1 698static int read_ffserver_streams(AVFormatContext *s, const char *filename)
85f07f22 699{
79fdaa4c 700 int i, err;
85f07f22 701 AVFormatContext *ic;
3438d82d 702 int nopts = 0;
85f07f22 703
79fdaa4c
FB
704 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
705 if (err < 0)
706 return err;
85f07f22
FB
707 /* copy stream format */
708 s->nb_streams = ic->nb_streams;
709 for(i=0;i<ic->nb_streams;i++) {
710 AVStream *st;
d9521cb1 711 AVCodec *codec;
1e491e29 712
f37f8d4c 713 // FIXME: a more elegant solution is needed
e1031171 714 st = av_mallocz(sizeof(AVStream));
85f07f22 715 memcpy(st, ic->streams[i], sizeof(AVStream));
f37f8d4c 716 st->codec = avcodec_alloc_context();
7ef61879
RP
717 if (!st->codec) {
718 print_error(filename, AVERROR(ENOMEM));
719 av_exit(1);
720 }
d9521cb1 721 avcodec_copy_context(st->codec, ic->streams[i]->codec);
85f07f22 722 s->streams[i] = st;
837d248d 723
d9521cb1
RB
724 codec = avcodec_find_encoder(st->codec->codec_id);
725 if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
726 if (audio_stream_copy) {
727 st->stream_copy = 1;
728 } else
729 choose_sample_fmt(st, codec);
730 } else if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
731 if (video_stream_copy) {
732 st->stream_copy = 1;
733 } else
734 choose_pixel_fmt(st, codec);
735 }
837d248d 736
dbedf2aa
BC
737 if(!st->codec->thread_count)
738 st->codec->thread_count = 1;
739 if(st->codec->thread_count>1)
740 avcodec_thread_init(st->codec, st->codec->thread_count);
741
3438d82d
BC
742 if(st->codec->flags & CODEC_FLAG_BITEXACT)
743 nopts = 1;
85f07f22
FB
744 }
745
3438d82d
BC
746 if (!nopts)
747 s->timestamp = av_gettime();
748
85f07f22
FB
749 av_close_input_file(ic);
750 return 0;
751}
752
b4a3389e
WG
753static double
754get_sync_ipts(const AVOutputStream *ost)
755{
756 const AVInputStream *ist = ost->sync_ist;
fec401f7 757 return (double)(ist->pts - start_time)/AV_TIME_BASE;
b4a3389e
WG
758}
759
748c2fca 760static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
0ac07031
MN
761 int ret;
762
748c2fca
MN
763 while(bsfc){
764 AVPacket new_pkt= *pkt;
765 int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
766 &new_pkt.data, &new_pkt.size,
767 pkt->data, pkt->size,
cc947f04 768 pkt->flags & AV_PKT_FLAG_KEY);
7055cdac 769 if(a>0){
748c2fca
MN
770 av_free_packet(pkt);
771 new_pkt.destruct= av_destruct_packet;
7055cdac 772 } else if(a<0){
1f8e32cd
DB
773 fprintf(stderr, "%s failed for stream %d, codec %s",
774 bsfc->filter->name, pkt->stream_index,
775 avctx->codec ? avctx->codec->name : "copy");
7055cdac 776 print_error("", a);
f2abc559
BC
777 if (exit_on_error)
778 av_exit(1);
748c2fca
MN
779 }
780 *pkt= new_pkt;
781
782 bsfc= bsfc->next;
783 }
784
0ac07031
MN
785 ret= av_interleaved_write_frame(s, pkt);
786 if(ret < 0){
787 print_error("av_interleaved_write_frame()", ret);
296df4e7 788 av_exit(1);
0ac07031 789 }
748c2fca
MN
790}
791
817b23ff 792#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
85f07f22 793
115329f1
DB
794static void do_audio_out(AVFormatContext *s,
795 AVOutputStream *ost,
85f07f22
FB
796 AVInputStream *ist,
797 unsigned char *buf, int size)
798{
0c1a9eda 799 uint8_t *buftmp;
15bfe412 800 int64_t audio_out_size, audio_buf_size;
7a086a85 801 int64_t allocated_for_size= size;
d66c7abc 802
85f07f22 803 int size_out, frame_bytes, ret;
01f4895c 804 AVCodecContext *enc= ost->st->codec;
2886f311 805 AVCodecContext *dec= ist->st->codec;
287ba997
PR
806 int osize= av_get_bits_per_sample_format(enc->sample_fmt)/8;
807 int isize= av_get_bits_per_sample_format(dec->sample_fmt)/8;
15bfe412
MN
808 const int coded_bps = av_get_bits_per_sample(enc->codec->id);
809
7a086a85
MN
810need_realloc:
811 audio_buf_size= (allocated_for_size + isize*dec->channels - 1) / (isize*dec->channels);
15bfe412 812 audio_buf_size= (audio_buf_size*enc->sample_rate + dec->sample_rate) / dec->sample_rate;
8b484d0f 813 audio_buf_size= audio_buf_size*2 + 10000; //safety factors for the deprecated resampling API
79c85beb 814 audio_buf_size= FFMAX(audio_buf_size, enc->frame_size);
15bfe412
MN
815 audio_buf_size*= osize*enc->channels;
816
817 audio_out_size= FFMAX(audio_buf_size, enc->frame_size * osize * enc->channels);
818 if(coded_bps > 8*osize)
819 audio_out_size= audio_out_size * coded_bps / (8*osize);
820 audio_out_size += FF_MIN_BUFFER_SIZE;
821
822 if(audio_out_size > INT_MAX || audio_buf_size > INT_MAX){
823 fprintf(stderr, "Buffer sizes too large\n");
824 av_exit(1);
825 }
85f07f22 826
b8919a30
MN
827 av_fast_malloc(&audio_buf, &allocated_audio_buf_size, audio_buf_size);
828 av_fast_malloc(&audio_out, &allocated_audio_out_size, audio_out_size);
e185a2f6
MN
829 if (!audio_buf || !audio_out){
830 fprintf(stderr, "Out of memory in do_audio_out\n");
831 av_exit(1);
832 }
d66c7abc 833
2886f311
834 if (enc->channels != dec->channels)
835 ost->audio_resample = 1;
836
837 if (ost->audio_resample && !ost->resample) {
d1e3c6fd
BC
838 if (dec->sample_fmt != SAMPLE_FMT_S16)
839 fprintf(stderr, "Warning, using s16 intermediate sample format for resampling\n");
840 ost->resample = av_audio_resample_init(enc->channels, dec->channels,
841 enc->sample_rate, dec->sample_rate,
842 enc->sample_fmt, dec->sample_fmt,
843 16, 10, 0, 0.8);
2886f311
844 if (!ost->resample) {
845 fprintf(stderr, "Can not resample %d channels @ %d Hz to %d channels @ %d Hz\n",
846 dec->channels, dec->sample_rate,
847 enc->channels, enc->sample_rate);
296df4e7 848 av_exit(1);
2886f311
849 }
850 }
851
a79db0f7 852#define MAKE_SFMT_PAIR(a,b) ((a)+SAMPLE_FMT_NB*(b))
d1e3c6fd 853 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt &&
a79db0f7 854 MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt)!=ost->reformat_pair) {
a79db0f7
PR
855 if (ost->reformat_ctx)
856 av_audio_convert_free(ost->reformat_ctx);
857 ost->reformat_ctx = av_audio_convert_alloc(enc->sample_fmt, 1,
858 dec->sample_fmt, 1, NULL, 0);
859 if (!ost->reformat_ctx) {
860 fprintf(stderr, "Cannot convert %s sample format to %s sample format\n",
861 avcodec_get_sample_fmt_name(dec->sample_fmt),
862 avcodec_get_sample_fmt_name(enc->sample_fmt));
863 av_exit(1);
864 }
865 ost->reformat_pair=MAKE_SFMT_PAIR(enc->sample_fmt,dec->sample_fmt);
866 }
867
986ebcdb 868 if(audio_sync_method){
115329f1 869 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
41dd680d 870 - av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2);
01f4895c
MN
871 double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
872 int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
ff4905a5 873
986ebcdb
MN
874 //FIXME resample delay
875 if(fabs(delta) > 50){
d4d226a8 876 if(ist->is_start || fabs(delta) > audio_drift_threshold*enc->sample_rate){
ff4905a5 877 if(byte_delta < 0){
f41dd5aa 878 byte_delta= FFMAX(byte_delta, -size);
ff4905a5
MN
879 size += byte_delta;
880 buf -= byte_delta;
881 if(verbose > 2)
882 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
883 if(!size)
884 return;
885 ist->is_start=0;
886 }else{
887 static uint8_t *input_tmp= NULL;
888 input_tmp= av_realloc(input_tmp, byte_delta + size);
889
7a086a85
MN
890 if(byte_delta > allocated_for_size - size){
891 allocated_for_size= byte_delta + (int64_t)size;
892 goto need_realloc;
893 }
894 ist->is_start=0;
ff4905a5
MN
895
896 memset(input_tmp, 0, byte_delta);
897 memcpy(input_tmp + byte_delta, buf, size);
898 buf= input_tmp;
899 size += byte_delta;
900 if(verbose > 2)
901 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
902 }
903 }else if(audio_sync_method>1){
f66e4f5f 904 int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
ff4905a5
MN
905 assert(ost->audio_resample);
906 if(verbose > 2)
907 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
41dd680d 908// 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
909 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
910 }
115329f1 911 }
986ebcdb 912 }else
b4a3389e 913 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
41dd680d 914 - av_fifo_size(ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
85f07f22
FB
915
916 if (ost->audio_resample) {
917 buftmp = audio_buf;
115329f1 918 size_out = audio_resample(ost->resample,
85f07f22 919 (short *)buftmp, (short *)buf,
287ba997
PR
920 size / (ist->st->codec->channels * isize));
921 size_out = size_out * enc->channels * osize;
85f07f22
FB
922 } else {
923 buftmp = buf;
924 size_out = size;
925 }
926
d1e3c6fd 927 if (!ost->audio_resample && dec->sample_fmt!=enc->sample_fmt) {
a79db0f7 928 const void *ibuf[6]= {buftmp};
80f47250 929 void *obuf[6]= {audio_buf};
287ba997
PR
930 int istride[6]= {isize};
931 int ostride[6]= {osize};
a79db0f7
PR
932 int len= size_out/istride[0];
933 if (av_audio_convert(ost->reformat_ctx, obuf, ostride, ibuf, istride, len)<0) {
934 printf("av_audio_convert() failed\n");
f2abc559
BC
935 if (exit_on_error)
936 av_exit(1);
a79db0f7
PR
937 return;
938 }
80f47250 939 buftmp = audio_buf;
287ba997 940 size_out = len*osize;
a79db0f7
PR
941 }
942
85f07f22 943 /* now encode as many frames as possible */
a0663ba4 944 if (enc->frame_size > 1) {
85f07f22 945 /* output resampled raw samples */
41dd680d 946 if (av_fifo_realloc2(ost->fifo, av_fifo_size(ost->fifo) + size_out) < 0) {
745b39d5
SS
947 fprintf(stderr, "av_fifo_realloc2() failed\n");
948 av_exit(1);
949 }
41dd680d 950 av_fifo_generic_write(ost->fifo, buftmp, size_out, NULL);
85f07f22 951
287ba997 952 frame_bytes = enc->frame_size * osize * enc->channels;
115329f1 953
41dd680d 954 while (av_fifo_size(ost->fifo) >= frame_bytes) {
e928649b
MN
955 AVPacket pkt;
956 av_init_packet(&pkt);
957
3898eed8 958 av_fifo_generic_read(ost->fifo, audio_buf, frame_bytes, NULL);
0871ae1a 959
5bc440e7
MN
960 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
961
115329f1 962 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
a0663ba4 963 (short *)audio_buf);
528271ff
MN
964 if (ret < 0) {
965 fprintf(stderr, "Audio encoding failed\n");
966 av_exit(1);
967 }
1008ceb3 968 audio_size += ret;
e928649b
MN
969 pkt.stream_index= ost->index;
970 pkt.data= audio_out;
971 pkt.size= ret;
e7902f20 972 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 973 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 974 pkt.flags |= AV_PKT_FLAG_KEY;
748c2fca 975 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
115329f1 976
986ebcdb 977 ost->sync_opts += enc->frame_size;
85f07f22
FB
978 }
979 } else {
e928649b
MN
980 AVPacket pkt;
981 av_init_packet(&pkt);
986ebcdb 982
287ba997 983 ost->sync_opts += size_out / (osize * enc->channels);
986ebcdb 984
a0663ba4 985 /* output a pcm frame */
287ba997
PR
986 /* determine the size of the coded buffer */
987 size_out /= osize;
988 if (coded_bps)
060b8592 989 size_out = size_out*coded_bps/8;
287ba997 990
5ee05a62
MN
991 if(size_out > audio_out_size){
992 fprintf(stderr, "Internal error, buffer size too small\n");
993 av_exit(1);
994 }
995
5bc440e7 996 //FIXME pass ost->sync_opts as AVFrame.pts in avcodec_encode_audio()
115329f1 997 ret = avcodec_encode_audio(enc, audio_out, size_out,
bb270c08 998 (short *)buftmp);
528271ff
MN
999 if (ret < 0) {
1000 fprintf(stderr, "Audio encoding failed\n");
1001 av_exit(1);
1002 }
1008ceb3 1003 audio_size += ret;
e928649b
MN
1004 pkt.stream_index= ost->index;
1005 pkt.data= audio_out;
1006 pkt.size= ret;
e7902f20 1007 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1008 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
cc947f04 1009 pkt.flags |= AV_PKT_FLAG_KEY;
748c2fca 1010 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
85f07f22
FB
1011 }
1012}
1013
10d104e4
PG
1014static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
1015{
1016 AVCodecContext *dec;
1017 AVPicture *picture2;
1018 AVPicture picture_tmp;
0c1a9eda 1019 uint8_t *buf = 0;
10d104e4 1020
01f4895c 1021 dec = ist->st->codec;
10d104e4
PG
1022
1023 /* deinterlace : must be done before any resize */
fdf11906 1024 if (do_deinterlace) {
10d104e4
PG
1025 int size;
1026
1027 /* create temporary picture */
1028 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
1029 buf = av_malloc(size);
1030 if (!buf)
1031 return;
115329f1 1032
10d104e4
PG
1033 picture2 = &picture_tmp;
1034 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
1035
9e1cc598
RP
1036 if(avpicture_deinterlace(picture2, picture,
1037 dec->pix_fmt, dec->width, dec->height) < 0) {
1038 /* if error, do not deinterlace */
1039 fprintf(stderr, "Deinterlacing failed\n");
1040 av_free(buf);
1041 buf = NULL;
1042 picture2 = picture;
1043 }
10d104e4
PG
1044 } else {
1045 picture2 = picture;
1046 }
1047
10d104e4
PG
1048 if (picture != picture2)
1049 *picture = *picture2;
1050 *bufp = buf;
1051}
1052
ec5517d5
FB
1053/* we begin to correct av delay at this threshold */
1054#define AV_DELAY_MAX 0.100
85f07f22 1055
115329f1
DB
1056static void do_subtitle_out(AVFormatContext *s,
1057 AVOutputStream *ost,
cf7fc795
FB
1058 AVInputStream *ist,
1059 AVSubtitle *sub,
1060 int64_t pts)
1061{
1062 static uint8_t *subtitle_out = NULL;
7f4fca03 1063 int subtitle_out_max_size = 1024 * 1024;
cf7fc795
FB
1064 int subtitle_out_size, nb, i;
1065 AVCodecContext *enc;
1066 AVPacket pkt;
1067
1068 if (pts == AV_NOPTS_VALUE) {
1069 fprintf(stderr, "Subtitle packets must have a pts\n");
f2abc559
BC
1070 if (exit_on_error)
1071 av_exit(1);
cf7fc795
FB
1072 return;
1073 }
1074
01f4895c 1075 enc = ost->st->codec;
cf7fc795
FB
1076
1077 if (!subtitle_out) {
1078 subtitle_out = av_malloc(subtitle_out_max_size);
1079 }
1080
1081 /* Note: DVB subtitle need one packet to draw them and one other
1082 packet to clear them */
1083 /* XXX: signal it in the codec context ? */
1084 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
1085 nb = 2;
1086 else
1087 nb = 1;
1088
1089 for(i = 0; i < nb; i++) {
4bbe788a 1090 sub->pts = av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q);
8b03c014
RD
1091 // start_display_time is required to be 0
1092 sub->pts += av_rescale_q(sub->start_display_time, (AVRational){1, 1000}, AV_TIME_BASE_Q);
1093 sub->end_display_time -= sub->start_display_time;
1094 sub->start_display_time = 0;
115329f1 1095 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
cf7fc795 1096 subtitle_out_max_size, sub);
266649a5
RD
1097 if (subtitle_out_size < 0) {
1098 fprintf(stderr, "Subtitle encoding failed\n");
1099 av_exit(1);
1100 }
115329f1 1101
cf7fc795
FB
1102 av_init_packet(&pkt);
1103 pkt.stream_index = ost->index;
1104 pkt.data = subtitle_out;
1105 pkt.size = subtitle_out_size;
8b03c014 1106 pkt.pts = av_rescale_q(sub->pts, AV_TIME_BASE_Q, ost->st->time_base);
cf7fc795
FB
1107 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
1108 /* XXX: the pts correction is handled here. Maybe handling
1109 it in the codec would be better */
1110 if (i == 0)
1111 pkt.pts += 90 * sub->start_display_time;
1112 else
1113 pkt.pts += 90 * sub->end_display_time;
1114 }
748c2fca 1115 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
cf7fc795
FB
1116 }
1117}
1118
8a6cb114 1119static int bit_buffer_size= 1024*256;
27537106 1120static uint8_t *bit_buffer= NULL;
1ff93ffc 1121
115329f1
DB
1122static void do_video_out(AVFormatContext *s,
1123 AVOutputStream *ost,
85f07f22 1124 AVInputStream *ist,
7a0f9d7e 1125 AVFrame *in_picture,
986ebcdb 1126 int *frame_size)
85f07f22 1127{
ec5517d5 1128 int nb_frames, i, ret;
46847a33 1129#if !CONFIG_AVFILTER
352666c1 1130 int64_t topBand, bottomBand, leftBand, rightBand;
46847a33 1131#endif
07d0cdfc 1132 AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
18a54b04 1133 AVFrame picture_crop_temp, picture_pad_temp;
cfcf0ffd 1134 AVCodecContext *enc, *dec;
47b229db 1135 double sync_ipts;
115329f1 1136
a4d36c11 1137 avcodec_get_frame_defaults(&picture_crop_temp);
07d0cdfc 1138 avcodec_get_frame_defaults(&picture_pad_temp);
a4d36c11 1139
01f4895c
MN
1140 enc = ost->st->codec;
1141 dec = ist->st->codec;
85f07f22 1142
47b229db
AS
1143 sync_ipts = get_sync_ipts(ost) / av_q2d(enc->time_base);
1144
ec5517d5
FB
1145 /* by default, we output a single frame */
1146 nb_frames = 1;
1147
204c0f48
PG
1148 *frame_size = 0;
1149
9ff261a2 1150 if(video_sync_method){
d55065a2 1151 double vdelta = sync_ipts - ost->sync_opts;
e928649b
MN
1152 //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
1153 if (vdelta < -1.1)
1154 nb_frames = 0;
e6fdc2b1
MN
1155 else if (video_sync_method == 2 || (video_sync_method<0 && (s->oformat->flags & AVFMT_VARIABLE_FPS))){
1156 if(vdelta<=-0.6){
1157 nb_frames=0;
1158 }else if(vdelta>0.6)
47b229db 1159 ost->sync_opts= lrintf(sync_ipts);
e6fdc2b1 1160 }else if (vdelta > 1.1)
70122f29 1161 nb_frames = lrintf(vdelta);
fc6765d7 1162//fprintf(stderr, "vdelta:%f, ost->sync_opts:%"PRId64", ost->sync_ipts:%f nb_frames:%d\n", vdelta, ost->sync_opts, get_sync_ipts(ost), nb_frames);
50c3dd32
MN
1163 if (nb_frames == 0){
1164 ++nb_frames_drop;
1165 if (verbose>2)
1166 fprintf(stderr, "*** drop!\n");
8300609b 1167 }else if (nb_frames > 1) {
ed30e518 1168 nb_frames_dup += nb_frames - 1;
50c3dd32 1169 if (verbose>2)
8300609b 1170 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
50c3dd32
MN
1171 }
1172 }else
47b229db 1173 ost->sync_opts= lrintf(sync_ipts);
445f1b83 1174
72415b2a 1175 nb_frames= FFMIN(nb_frames, max_frames[AVMEDIA_TYPE_VIDEO] - ost->frame_number);
115329f1 1176 if (nb_frames <= 0)
85f07f22 1177 return;
ce7c56c2 1178
46847a33
MN
1179#if CONFIG_AVFILTER
1180 formatted_picture = in_picture;
1181#else
07d0cdfc 1182 if (ost->video_crop) {
636d6a4a 1183 if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
49a06a4d 1184 fprintf(stderr, "error cropping picture\n");
f2abc559
BC
1185 if (exit_on_error)
1186 av_exit(1);
4e780252 1187 return;
07d0cdfc
LA
1188 }
1189 formatted_picture = &picture_crop_temp;
18a54b04
LA
1190 } else {
1191 formatted_picture = in_picture;
07d0cdfc 1192 }
46847a33 1193#endif
07d0cdfc
LA
1194
1195 final_picture = formatted_picture;
1196 padding_src = formatted_picture;
1197 resampling_dst = &ost->pict_tmp;
07d0cdfc 1198
b83ccbff
MN
1199 if( (ost->resample_height != (ist->st->codec->height - (ost->topBand + ost->bottomBand)))
1200 || (ost->resample_width != (ist->st->codec->width - (ost->leftBand + ost->rightBand)))
1201 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
1202
1203 fprintf(stderr,"Input Stream #%d.%d frame size changed to %dx%d, %s\n", ist->file_index, ist->index, ist->st->codec->width, ist->st->codec->height,avcodec_get_pix_fmt_name(ist->st->codec->pix_fmt));
1204 if(!ost->video_resample)
1205 av_exit(1);
1206 }
1207
46847a33 1208#if !CONFIG_AVFILTER
85f07f22 1209 if (ost->video_resample) {
07d0cdfc 1210 padding_src = NULL;
34b10a57 1211 final_picture = &ost->pict_tmp;
352666c1 1212 if( (ost->resample_height != (ist->st->codec->height - (ost->topBand + ost->bottomBand)))
01a3c821
JGG
1213 || (ost->resample_width != (ist->st->codec->width - (ost->leftBand + ost->rightBand)))
1214 || (ost->resample_pix_fmt!= ist->st->codec->pix_fmt) ) {
352666c1 1215
352666c1
EB
1216 /* keep bands proportional to the frame size */
1217 topBand = ((int64_t)ist->st->codec->height * ost->original_topBand / ost->original_height) & ~1;
1218 bottomBand = ((int64_t)ist->st->codec->height * ost->original_bottomBand / ost->original_height) & ~1;
1219 leftBand = ((int64_t)ist->st->codec->width * ost->original_leftBand / ost->original_width) & ~1;
1220 rightBand = ((int64_t)ist->st->codec->width * ost->original_rightBand / ost->original_width) & ~1;
1221
1222 /* sanity check to ensure no bad band sizes sneak in */
1223 assert(topBand <= INT_MAX && topBand >= 0);
1224 assert(bottomBand <= INT_MAX && bottomBand >= 0);
1225 assert(leftBand <= INT_MAX && leftBand >= 0);
1226 assert(rightBand <= INT_MAX && rightBand >= 0);
1227
1228 ost->topBand = topBand;
1229 ost->bottomBand = bottomBand;
1230 ost->leftBand = leftBand;
1231 ost->rightBand = rightBand;
1232
1233 ost->resample_height = ist->st->codec->height - (ost->topBand + ost->bottomBand);
1234 ost->resample_width = ist->st->codec->width - (ost->leftBand + ost->rightBand);
01a3c821 1235 ost->resample_pix_fmt= ist->st->codec->pix_fmt;
352666c1
EB
1236
1237 /* initialize a new scaler context */
1238 sws_freeContext(ost->img_resample_ctx);
1239 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
1240 ost->img_resample_ctx = sws_getContext(
1241 ist->st->codec->width - (ost->leftBand + ost->rightBand),
1242 ist->st->codec->height - (ost->topBand + ost->bottomBand),
1243 ist->st->codec->pix_fmt,
0c22311b
MN
1244 ost->st->codec->width,
1245 ost->st->codec->height,
352666c1
EB
1246 ost->st->codec->pix_fmt,
1247 sws_flags, NULL, NULL, NULL);
1248 if (ost->img_resample_ctx == NULL) {
1249 fprintf(stderr, "Cannot get resampling context\n");
1250 av_exit(1);
1251 }
1252 }
18a54b04
LA
1253 sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
1254 0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
f122deb4 1255 }
46847a33 1256#endif
07d0cdfc 1257
85f07f22 1258 /* duplicates frame if needed */
ec5517d5 1259 for(i=0;i<nb_frames;i++) {
e928649b
MN
1260 AVPacket pkt;
1261 av_init_packet(&pkt);
1262 pkt.stream_index= ost->index;
1263
e8750b00
FR
1264 if (s->oformat->flags & AVFMT_RAWPICTURE) {
1265 /* raw pictures are written as AVPicture structure to
1266 avoid any copies. We support temorarily the older
1267 method. */
2744ca9a 1268 AVFrame* old_frame = enc->coded_frame;
bb270c08 1269 enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
e928649b
MN
1270 pkt.data= (uint8_t *)final_picture;
1271 pkt.size= sizeof(AVPicture);
b4dba580 1272 pkt.pts= av_rescale_q(ost->sync_opts, enc->time_base, ost->st->time_base);
cc947f04 1273 pkt.flags |= AV_PKT_FLAG_KEY;
e928649b 1274
748c2fca 1275 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
bb270c08 1276 enc->coded_frame = old_frame;
e8750b00 1277 } else {
492cd3a9 1278 AVFrame big_picture;
a4d36c11
MN
1279
1280 big_picture= *final_picture;
7a0f9d7e
FB
1281 /* better than nothing: use input picture interlaced
1282 settings */
1283 big_picture.interlaced_frame = in_picture->interlaced_frame;
72415b2a 1284 if(avcodec_opts[AVMEDIA_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
bb198e19
MN
1285 if(top_field_first == -1)
1286 big_picture.top_field_first = in_picture->top_field_first;
1287 else
2a8edc5d 1288 big_picture.top_field_first = top_field_first;
bb198e19 1289 }
7a0f9d7e 1290
85f07f22
FB
1291 /* handles sameq here. This is not correct because it may
1292 not be a global option */
f62c025a 1293 big_picture.quality = same_quality ? ist->st->quality : ost->st->quality;
f4f3223f
MN
1294 if(!me_threshold)
1295 big_picture.pict_type = 0;
50c3dd32 1296// big_picture.pts = AV_NOPTS_VALUE;
c0df9d75
MN
1297 big_picture.pts= ost->sync_opts;
1298// big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
949b1a13 1299//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
115329f1 1300 ret = avcodec_encode_video(enc,
8a6cb114 1301 bit_buffer, bit_buffer_size,
1e491e29 1302 &big_picture);
95af5e1c 1303 if (ret < 0) {
4156a436 1304 fprintf(stderr, "Video encoding failed\n");
296df4e7 1305 av_exit(1);
4156a436 1306 }
54e28a85 1307
4bbc6260 1308 if(ret>0){
27537106 1309 pkt.data= bit_buffer;
e928649b 1310 pkt.size= ret;
e6b4e4ff 1311 if(enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1312 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
949b1a13 1313/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
c0df9d75
MN
1314 pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
1315 pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
50c3dd32 1316
e6b4e4ff 1317 if(enc->coded_frame->key_frame)
cc947f04 1318 pkt.flags |= AV_PKT_FLAG_KEY;
748c2fca 1319 write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
e928649b 1320 *frame_size = ret;
44eb047a 1321 video_size += ret;
54e28a85
BC
1322 //fprintf(stderr,"\nFrame: %3d size: %5d type: %d",
1323 // enc->frame_number-1, ret, enc->pict_type);
e928649b
MN
1324 /* if two pass, output log */
1325 if (ost->logfile && enc->stats_out) {
1326 fprintf(ost->logfile, "%s", enc->stats_out);
1327 }
5abdb4b1 1328 }
85f07f22 1329 }
50c3dd32 1330 ost->sync_opts++;
ec5517d5 1331 ost->frame_number++;
85f07f22
FB
1332 }
1333}
1334
140cb663 1335static double psnr(double d){
b29f97d1 1336 return -10.0*log(d)/log(10.0);
140cb663
MN
1337}
1338
115329f1 1339static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
ec5517d5 1340 int frame_size)
ce7c56c2 1341{
ce7c56c2
J
1342 AVCodecContext *enc;
1343 int frame_number;
ce7c56c2 1344 double ti1, bitrate, avg_bitrate;
115329f1 1345
b60d1379 1346 /* this is executed just the first time do_video_stats is called */
032aa7df
SS
1347 if (!vstats_file) {
1348 vstats_file = fopen(vstats_filename, "w");
1349 if (!vstats_file) {
4bd0c2b1 1350 perror("fopen");
296df4e7 1351 av_exit(1);
4bd0c2b1
BF
1352 }
1353 }
1354
01f4895c 1355 enc = ost->st->codec;
72415b2a 1356 if (enc->codec_type == AVMEDIA_TYPE_VIDEO) {
ec5517d5 1357 frame_number = ost->frame_number;
032aa7df 1358 fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
140cb663 1359 if (enc->flags&CODEC_FLAG_PSNR)
032aa7df 1360 fprintf(vstats_file, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
115329f1 1361
032aa7df 1362 fprintf(vstats_file,"f_size= %6d ", frame_size);
ec5517d5 1363 /* compute pts value */
c0df9d75 1364 ti1 = ost->sync_opts * av_q2d(enc->time_base);
ce7c56c2
J
1365 if (ti1 < 0.01)
1366 ti1 = 0.01;
115329f1 1367
c0df9d75 1368 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
1008ceb3 1369 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
032aa7df 1370 fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
1008ceb3 1371 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
032aa7df 1372 fprintf(vstats_file,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
ce7c56c2 1373 }
ec5517d5
FB
1374}
1375
b29f97d1 1376static void print_report(AVFormatContext **output_files,
bb270c08
DB
1377 AVOutputStream **ost_table, int nb_ostreams,
1378 int is_last_report)
ec5517d5
FB
1379{
1380 char buf[1024];
1381 AVOutputStream *ost;
b5ee9c23 1382 AVFormatContext *oc;
0c1a9eda 1383 int64_t total_size;
ec5517d5
FB
1384 AVCodecContext *enc;
1385 int frame_number, vid, i;
1386 double bitrate, ti1, pts;
0c1a9eda 1387 static int64_t last_time = -1;
0888fd22 1388 static int qp_histogram[52];
115329f1 1389
ec5517d5 1390 if (!is_last_report) {
0c1a9eda 1391 int64_t cur_time;
ec5517d5
FB
1392 /* display the report every 0.5 seconds */
1393 cur_time = av_gettime();
1394 if (last_time == -1) {
1395 last_time = cur_time;
1396 return;
115329f1 1397 }
ec5517d5
FB
1398 if ((cur_time - last_time) < 500000)
1399 return;
1400 last_time = cur_time;
1401 }
1402
ce7c56c2 1403
ec5517d5
FB
1404 oc = output_files[0];
1405
899681cd 1406 total_size = url_fsize(oc->pb);
859d95ba 1407 if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
899681cd 1408 total_size= url_ftell(oc->pb);
115329f1 1409
ec5517d5
FB
1410 buf[0] = '\0';
1411 ti1 = 1e10;
1412 vid = 0;
1413 for(i=0;i<nb_ostreams;i++) {
1414 ost = ost_table[i];
01f4895c 1415 enc = ost->st->codec;
72415b2a 1416 if (vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
0ecca7a4 1417 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
e6b4e4ff 1418 !ost->st->stream_copy ?
99fb79b5 1419 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
10d104e4 1420 }
72415b2a 1421 if (!vid && enc->codec_type == AVMEDIA_TYPE_VIDEO) {
7fc98937
LW
1422 float t = (av_gettime()-timer_start) / 1000000.0;
1423
ec5517d5 1424 frame_number = ost->frame_number;
7fc98937
LW
1425 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
1426 frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
e6b4e4ff 1427 !ost->st->stream_copy ?
99fb79b5 1428 enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
890972be 1429 if(is_last_report)
0ecca7a4 1430 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
e6b4e4ff 1431 if(qp_hist){
0888fd22
MN
1432 int j;
1433 int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
37d3e066 1434 if(qp>=0 && qp<FF_ARRAY_ELEMS(qp_histogram))
0888fd22
MN
1435 qp_histogram[qp]++;
1436 for(j=0; j<32; j++)
1437 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
1438 }
890972be
MN
1439 if (enc->flags&CODEC_FLAG_PSNR){
1440 int j;
1441 double error, error_sum=0;
1442 double scale, scale_sum=0;
1443 char type[3]= {'Y','U','V'};
0ecca7a4 1444 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
890972be
MN
1445 for(j=0; j<3; j++){
1446 if(is_last_report){
1447 error= enc->error[j];
1448 scale= enc->width*enc->height*255.0*255.0*frame_number;
1449 }else{
1450 error= enc->coded_frame->error[j];
1451 scale= enc->width*enc->height*255.0*255.0;
1452 }
1453 if(j) scale/=4;
1454 error_sum += error;
1455 scale_sum += scale;
0ecca7a4 1456 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
890972be 1457 }
0ecca7a4 1458 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
890972be 1459 }
ec5517d5
FB
1460 vid = 1;
1461 }
1462 /* compute min output value */
43924f01 1463 pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
5d9827bc 1464 if ((pts < ti1) && (pts > 0))
ec5517d5
FB
1465 ti1 = pts;
1466 }
1467 if (ti1 < 0.01)
1468 ti1 = 0.01;
115329f1 1469
f068206e
BE
1470 if (verbose || is_last_report) {
1471 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
115329f1
DB
1472
1473 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
475f4d8d 1474 "size=%8.0fkB time=%0.2f bitrate=%6.1fkbits/s",
ec5517d5 1475 (double)total_size / 1024, ti1, bitrate);
a6a92a9a 1476
0f649d66 1477 if (nb_frames_dup || nb_frames_drop)
bb270c08
DB
1478 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
1479 nb_frames_dup, nb_frames_drop);
115329f1 1480
d8019eb5
AD
1481 if (verbose >= 0)
1482 fprintf(stderr, "%s \r", buf);
1483
ec5517d5
FB
1484 fflush(stderr);
1485 }
115329f1 1486
1008ceb3
MN
1487 if (is_last_report && verbose >= 0){
1488 int64_t raw= audio_size + video_size + extra_size;
f068206e 1489 fprintf(stderr, "\n");
1008ceb3
MN
1490 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1491 video_size/1024.0,
1492 audio_size/1024.0,
1493 extra_size/1024.0,
1494 100.0*(total_size - raw)/raw
1495 );
1496 }
ce7c56c2
J
1497}
1498
a700a6ae
FB
1499/* pkt = NULL means EOF (needed to flush decoder buffers) */
1500static int output_packet(AVInputStream *ist, int ist_index,
1501 AVOutputStream **ost_table, int nb_ostreams,
4b85a28f 1502 const AVPacket *pkt)
a700a6ae
FB
1503{
1504 AVFormatContext *os;
1505 AVOutputStream *ost;
ede0e475 1506 int ret, i;
8157483d 1507 int got_picture;
a700a6ae 1508 AVFrame picture;
a700a6ae 1509 void *buffer_to_free;
f038fe8b 1510 static unsigned int samples_size= 0;
cf7fc795 1511 AVSubtitle subtitle, *subtitle_to_free;
46847a33 1512#if CONFIG_AVFILTER
d21f58b5 1513 int frame_available;
46847a33
MN
1514#endif
1515
ede0e475 1516 AVPacket avpkt;
9d66ef18 1517 int bps = av_get_bits_per_sample_format(ist->st->codec->sample_fmt)>>3;
ede0e475 1518
ed923859
MN
1519 if(ist->next_pts == AV_NOPTS_VALUE)
1520 ist->next_pts= ist->pts;
1521
a700a6ae
FB
1522 if (pkt == NULL) {
1523 /* EOF handling */
031e14ea 1524 av_init_packet(&avpkt);
ede0e475
TB
1525 avpkt.data = NULL;
1526 avpkt.size = 0;
a700a6ae 1527 goto handle_eof;
031e14ea
TB
1528 } else {
1529 avpkt = *pkt;
a700a6ae
FB
1530 }
1531
b1b818fc
MN
1532 if(pkt->dts != AV_NOPTS_VALUE)
1533 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1534
bd6754aa 1535 //while we have more to decode or while the decoder did output something on EOF
ede0e475 1536 while (avpkt.size > 0 || (!pkt && ist->next_pts != ist->pts)) {
036c1382
MN
1537 uint8_t *data_buf, *decoded_data_buf;
1538 int data_size, decoded_data_size;
a700a6ae 1539 handle_eof:
b1b818fc 1540 ist->pts= ist->next_pts;
19d5da50 1541
d859bb1d 1542 if(avpkt.size && avpkt.size != pkt->size &&
6e2fdc3e 1543 ((!ist->showed_multi_packet_warning && verbose>0) || verbose>1)){
40cb57a2 1544 fprintf(stderr, "Multiple frames in a packet from stream %d\n", pkt->stream_index);
3ff0daf0
MN
1545 ist->showed_multi_packet_warning=1;
1546 }
40cb57a2 1547
a700a6ae 1548 /* decode the packet if needed */
036c1382
MN
1549 decoded_data_buf = NULL; /* fail safe */
1550 decoded_data_size= 0;
1551 data_buf = avpkt.data;
1552 data_size = avpkt.size;
cf7fc795 1553 subtitle_to_free = NULL;
a700a6ae 1554 if (ist->decoding_needed) {
01f4895c 1555 switch(ist->st->codec->codec_type) {
72415b2a 1556 case AVMEDIA_TYPE_AUDIO:{
81b060fa
LM
1557 if(pkt && samples_size < FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE)) {
1558 samples_size = FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE);
1559 av_free(samples);
1560 samples= av_malloc(samples_size);
1561 }
036c1382 1562 decoded_data_size= samples_size;
a700a6ae
FB
1563 /* XXX: could avoid copy if PCM 16 bits with same
1564 endianness as CPU */
036c1382 1565 ret = avcodec_decode_audio3(ist->st->codec, samples, &decoded_data_size,
ede0e475 1566 &avpkt);
a700a6ae
FB
1567 if (ret < 0)
1568 goto fail_decode;
ede0e475
TB
1569 avpkt.data += ret;
1570 avpkt.size -= ret;
036c1382 1571 data_size = ret;
a700a6ae 1572 /* Some bug in mpeg audio decoder gives */
036c1382
MN
1573 /* decoded_data_size < 0, it seems they are overflows */
1574 if (decoded_data_size <= 0) {
a700a6ae
FB
1575 /* no audio frame */
1576 continue;
1577 }
036c1382
MN
1578 decoded_data_buf = (uint8_t *)samples;
1579 ist->next_pts += ((int64_t)AV_TIME_BASE/bps * decoded_data_size) /
01f4895c 1580 (ist->st->codec->sample_rate * ist->st->codec->channels);
df84ac2e 1581 break;}
72415b2a 1582 case AVMEDIA_TYPE_VIDEO:
036c1382 1583 decoded_data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
a700a6ae 1584 /* XXX: allocate picture correctly */
9740beff
MN
1585 avcodec_get_frame_defaults(&picture);
1586
ede0e475
TB
1587 ret = avcodec_decode_video2(ist->st->codec,
1588 &picture, &got_picture, &avpkt);
a700a6ae 1589 ist->st->quality= picture.quality;
115329f1 1590 if (ret < 0)
a700a6ae
FB
1591 goto fail_decode;
1592 if (!got_picture) {
1593 /* no picture yet */
1594 goto discard_packet;
1595 }
01f4895c 1596 if (ist->st->codec->time_base.num != 0) {
3797c74b 1597 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
115329f1 1598 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1599 ist->st->codec->time_base.num * ticks) /
01f4895c 1600 ist->st->codec->time_base.den;
a700a6ae 1601 }
ede0e475 1602 avpkt.size = 0;
a700a6ae 1603 break;
72415b2a 1604 case AVMEDIA_TYPE_SUBTITLE:
ede0e475 1605 ret = avcodec_decode_subtitle2(ist->st->codec,
28db3215 1606 &subtitle, &got_picture, &avpkt);
cf7fc795 1607 if (ret < 0)
a700a6ae 1608 goto fail_decode;
28db3215 1609 if (!got_picture) {
cf7fc795 1610 goto discard_packet;
a700a6ae 1611 }
cf7fc795 1612 subtitle_to_free = &subtitle;
ede0e475 1613 avpkt.size = 0;
cf7fc795
FB
1614 break;
1615 default:
1616 goto fail_decode;
1617 }
1618 } else {
bde0705c 1619 switch(ist->st->codec->codec_type) {
72415b2a 1620 case AVMEDIA_TYPE_AUDIO:
bde0705c 1621 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1c715415 1622 ist->st->codec->sample_rate;
bde0705c 1623 break;
72415b2a 1624 case AVMEDIA_TYPE_VIDEO:
bde0705c 1625 if (ist->st->codec->time_base.num != 0) {
3797c74b 1626 int ticks= ist->st->parser ? ist->st->parser->repeat_pict+1 : ist->st->codec->ticks_per_frame;
bde0705c 1627 ist->next_pts += ((int64_t)AV_TIME_BASE *
34583e1b 1628 ist->st->codec->time_base.num * ticks) /
bde0705c 1629 ist->st->codec->time_base.den;
2fef0bdf 1630 }
bde0705c 1631 break;
a700a6ae 1632 }
ede0e475
TB
1633 ret = avpkt.size;
1634 avpkt.size = 0;
bde0705c 1635 }
a700a6ae 1636
bde0705c 1637 buffer_to_free = NULL;
72415b2a 1638 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
bde0705c
LW
1639 pre_process_video_frame(ist, (AVPicture *)&picture,
1640 &buffer_to_free);
1641 }
a700a6ae 1642
46847a33
MN
1643#if CONFIG_AVFILTER
1644 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ist->input_video_filter) {
1645 // add it to be filtered
1646 av_vsrc_buffer_add_frame(ist->input_video_filter, &picture,
1647 ist->pts,
1648 ist->st->codec->sample_aspect_ratio);
1649 }
1650#endif
1651
bde0705c 1652 // preprocess audio (volume)
72415b2a 1653 if (ist->st->codec->codec_type == AVMEDIA_TYPE_AUDIO) {
bde0705c
LW
1654 if (audio_volume != 256) {
1655 short *volp;
1656 volp = samples;
036c1382 1657 for(i=0;i<(decoded_data_size / sizeof(short));i++) {
bde0705c
LW
1658 int v = ((*volp) * audio_volume + 128) >> 8;
1659 if (v < -32768) v = -32768;
1660 if (v > 32767) v = 32767;
1661 *volp++ = v;
7e987c33
C
1662 }
1663 }
bde0705c 1664 }
7e987c33 1665
bde0705c 1666 /* frame rate emulation */
3a25ca18 1667 if (rate_emu) {
cb103a19 1668 int64_t pts = av_rescale(ist->pts, 1000000, AV_TIME_BASE);
bde0705c
LW
1669 int64_t now = av_gettime() - ist->start;
1670 if (pts > now)
1671 usleep(pts - now);
bde0705c 1672 }
46847a33 1673#if CONFIG_AVFILTER
d21f58b5 1674 frame_available = ist->st->codec->codec_type != AVMEDIA_TYPE_VIDEO ||
46847a33
MN
1675 !ist->out_video_filter || avfilter_poll_frame(ist->out_video_filter->inputs[0]);
1676#endif
bde0705c
LW
1677 /* if output time reached then transcode raw format,
1678 encode packets and output them */
1679 if (start_time == 0 || ist->pts >= start_time)
46847a33 1680#if CONFIG_AVFILTER
d21f58b5 1681 while (frame_available) {
46847a33
MN
1682 if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && ist->out_video_filter)
1683 get_filtered_video_pic(ist->out_video_filter, &ist->picref, &picture, &ist->pts);
1684#endif
bde0705c
LW
1685 for(i=0;i<nb_ostreams;i++) {
1686 int frame_size;
a700a6ae 1687
bde0705c
LW
1688 ost = ost_table[i];
1689 if (ost->source_index == ist_index) {
1690 os = output_files[ost->file_index];
a700a6ae 1691
bde0705c
LW
1692 /* set the input output pts pairs */
1693 //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1694
1695 if (ost->encoding_needed) {
036c1382 1696 assert(ist->decoding_needed);
bde0705c 1697 switch(ost->st->codec->codec_type) {
72415b2a 1698 case AVMEDIA_TYPE_AUDIO:
036c1382 1699 do_audio_out(os, ost, ist, decoded_data_buf, decoded_data_size);
bde0705c 1700 break;
72415b2a 1701 case AVMEDIA_TYPE_VIDEO:
46847a33
MN
1702#if CONFIG_AVFILTER
1703 ost->st->codec->sample_aspect_ratio = ist->picref->pixel_aspect;
1704#endif
bde0705c 1705 do_video_out(os, ost, ist, &picture, &frame_size);
b60d1379 1706 if (vstats_filename && frame_size)
bde0705c
LW
1707 do_video_stats(os, ost, frame_size);
1708 break;
72415b2a 1709 case AVMEDIA_TYPE_SUBTITLE:
bde0705c
LW
1710 do_subtitle_out(os, ost, ist, &subtitle,
1711 pkt->pts);
1712 break;
1713 default:
0f4e8165 1714 abort();
bde0705c
LW
1715 }
1716 } else {
1717 AVFrame avframe; //FIXME/XXX remove this
1718 AVPacket opkt;
cdf38a17
MN
1719 int64_t ost_tb_start_time= av_rescale_q(start_time, AV_TIME_BASE_Q, ost->st->time_base);
1720
bde0705c
LW
1721 av_init_packet(&opkt);
1722
cc947f04 1723 if ((!ost->frame_number && !(pkt->flags & AV_PKT_FLAG_KEY)) && !copy_initial_nonkeyframes)
7cacf1e8
MN
1724 continue;
1725
bde0705c
LW
1726 /* no reencoding needed : output the packet directly */
1727 /* force the input stream PTS */
1728
1729 avcodec_get_frame_defaults(&avframe);
1730 ost->st->codec->coded_frame= &avframe;
cc947f04 1731 avframe.key_frame = pkt->flags & AV_PKT_FLAG_KEY;
bde0705c 1732
72415b2a 1733 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
bde0705c 1734 audio_size += data_size;
72415b2a 1735 else if (ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
bde0705c
LW
1736 video_size += data_size;
1737 ost->sync_opts++;
1738 }
1739
1740 opkt.stream_index= ost->index;
1741 if(pkt->pts != AV_NOPTS_VALUE)
cdf38a17 1742 opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base) - ost_tb_start_time;
bde0705c
LW
1743 else
1744 opkt.pts= AV_NOPTS_VALUE;
1745
d2ce2f5e 1746 if (pkt->dts == AV_NOPTS_VALUE)
181782ae 1747 opkt.dts = av_rescale_q(ist->pts, AV_TIME_BASE_Q, ost->st->time_base);
d2ce2f5e
BC
1748 else
1749 opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
cdf38a17 1750 opkt.dts -= ost_tb_start_time;
c0dd7b7c 1751
a03d59b7 1752 opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
bde0705c
LW
1753 opkt.flags= pkt->flags;
1754
1755 //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
5bfe91e6
MN
1756 if( ost->st->codec->codec_id != CODEC_ID_H264
1757 && ost->st->codec->codec_id != CODEC_ID_MPEG1VIDEO
1758 && ost->st->codec->codec_id != CODEC_ID_MPEG2VIDEO
1759 ) {
cc947f04 1760 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & AV_PKT_FLAG_KEY))
9f907d85 1761 opkt.destruct= av_destruct_packet;
d310d56a
BC
1762 } else {
1763 opkt.data = data_buf;
1764 opkt.size = data_size;
1765 }
bde0705c 1766
8b389f15 1767 write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][opkt.stream_index]);
bde0705c
LW
1768 ost->st->codec->frame_number++;
1769 ost->frame_number++;
1770 av_free_packet(&opkt);
a700a6ae
FB
1771 }
1772 }
bde0705c 1773 }
46847a33
MN
1774
1775#if CONFIG_AVFILTER
748db0fc
MN
1776 frame_available = (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO) &&
1777 ist->out_video_filter && avfilter_poll_frame(ist->out_video_filter->inputs[0]);
46847a33
MN
1778 if(ist->picref)
1779 avfilter_unref_pic(ist->picref);
1780 }
1781#endif
bde0705c
LW
1782 av_free(buffer_to_free);
1783 /* XXX: allocate the subtitles in the codec ? */
1784 if (subtitle_to_free) {
1785 if (subtitle_to_free->rects != NULL) {
1786 for (i = 0; i < subtitle_to_free->num_rects; i++) {
25b4c651
MN
1787 av_freep(&subtitle_to_free->rects[i]->pict.data[0]);
1788 av_freep(&subtitle_to_free->rects[i]->pict.data[1]);
db4fac64 1789 av_freep(&subtitle_to_free->rects[i]);
c6ec28b1 1790 }
bde0705c 1791 av_freep(&subtitle_to_free->rects);
cf7fc795 1792 }
bde0705c
LW
1793 subtitle_to_free->num_rects = 0;
1794 subtitle_to_free = NULL;
a700a6ae 1795 }
bde0705c 1796 }
a700a6ae 1797 discard_packet:
6f824977
MN
1798 if (pkt == NULL) {
1799 /* EOF handling */
115329f1 1800
6f824977
MN
1801 for(i=0;i<nb_ostreams;i++) {
1802 ost = ost_table[i];
1803 if (ost->source_index == ist_index) {
01f4895c 1804 AVCodecContext *enc= ost->st->codec;
6f824977 1805 os = output_files[ost->file_index];
115329f1 1806
72415b2a 1807 if(ost->st->codec->codec_type == AVMEDIA_TYPE_AUDIO && enc->frame_size <=1)
6f824977 1808 continue;
72415b2a 1809 if(ost->st->codec->codec_type == AVMEDIA_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
6f824977
MN
1810 continue;
1811
1812 if (ost->encoding_needed) {
1813 for(;;) {
1814 AVPacket pkt;
cef7cc72 1815 int fifo_bytes;
6f824977
MN
1816 av_init_packet(&pkt);
1817 pkt.stream_index= ost->index;
115329f1 1818
01f4895c 1819 switch(ost->st->codec->codec_type) {
72415b2a 1820 case AVMEDIA_TYPE_AUDIO:
41dd680d 1821 fifo_bytes = av_fifo_size(ost->fifo);
cef7cc72
JR
1822 ret = 0;
1823 /* encode any samples remaining in fifo */
b10d7e4e 1824 if (fifo_bytes > 0) {
22c4c3e0 1825 int osize = av_get_bits_per_sample_format(enc->sample_fmt) >> 3;
cef7cc72 1826 int fs_tmp = enc->frame_size;
b10d7e4e 1827
79c85beb 1828 av_fifo_generic_read(ost->fifo, audio_buf, fifo_bytes, NULL);
b10d7e4e
BC
1829 if (enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1830 enc->frame_size = fifo_bytes / (osize * enc->channels);
1831 } else { /* pad */
1832 int frame_bytes = enc->frame_size*osize*enc->channels;
79c85beb 1833 if (allocated_audio_buf_size < frame_bytes)
b10d7e4e 1834 av_exit(1);
e91376d1 1835 memset(audio_buf+fifo_bytes, 0, frame_bytes - fifo_bytes);
b10d7e4e
BC
1836 }
1837
79c85beb 1838 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, (short *)audio_buf);
7c8689ef
BC
1839 pkt.duration = av_rescale((int64_t)enc->frame_size*ost->st->time_base.den,
1840 ost->st->time_base.num, enc->sample_rate);
cef7cc72 1841 enc->frame_size = fs_tmp;
9e0db7d5
MN
1842 }
1843 if(ret <= 0) {
cef7cc72
JR
1844 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1845 }
528271ff
MN
1846 if (ret < 0) {
1847 fprintf(stderr, "Audio encoding failed\n");
1848 av_exit(1);
1849 }
6f824977 1850 audio_size += ret;
cc947f04 1851 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977 1852 break;
72415b2a 1853 case AVMEDIA_TYPE_VIDEO:
8a6cb114 1854 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
528271ff
MN
1855 if (ret < 0) {
1856 fprintf(stderr, "Video encoding failed\n");
1857 av_exit(1);
1858 }
6f824977
MN
1859 video_size += ret;
1860 if(enc->coded_frame && enc->coded_frame->key_frame)
cc947f04 1861 pkt.flags |= AV_PKT_FLAG_KEY;
6f824977
MN
1862 if (ost->logfile && enc->stats_out) {
1863 fprintf(ost->logfile, "%s", enc->stats_out);
1864 }
1865 break;
1866 default:
1867 ret=-1;
1868 }
115329f1 1869
6f824977
MN
1870 if(ret<=0)
1871 break;
27537106 1872 pkt.data= bit_buffer;
6f824977 1873 pkt.size= ret;
e7902f20 1874 if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
c0df9d75 1875 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
748c2fca 1876 write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
6f824977
MN
1877 }
1878 }
1879 }
1880 }
1881 }
115329f1 1882
a700a6ae
FB
1883 return 0;
1884 fail_decode:
1885 return -1;
1886}
1887
6d1ba1ac
LA
1888static void print_sdp(AVFormatContext **avc, int n)
1889{
1890 char sdp[2048];
1891
1892 avf_sdp_create(avc, n, sdp, sizeof(sdp));
1893 printf("SDP:\n%s\n", sdp);
536cd1db 1894 fflush(stdout);
6d1ba1ac 1895}
a700a6ae 1896
7a39f142
AK
1897static int copy_chapters(int infile, int outfile)
1898{
1899 AVFormatContext *is = input_files[infile];
1900 AVFormatContext *os = output_files[outfile];
1901 int i;
1902
1903 for (i = 0; i < is->nb_chapters; i++) {
1904 AVChapter *in_ch = is->chapters[i], *out_ch;
1905 AVMetadataTag *t = NULL;
1906 int64_t ts_off = av_rescale_q(start_time - input_files_ts_offset[infile],
1907 AV_TIME_BASE_Q, in_ch->time_base);
1908 int64_t rt = (recording_time == INT64_MAX) ? INT64_MAX :
1909 av_rescale_q(recording_time, AV_TIME_BASE_Q, in_ch->time_base);
1910
1911
1912 if (in_ch->end < ts_off)
1913 continue;
1914 if (rt != INT64_MAX && in_ch->start > rt + ts_off)
1915 break;
1916
1917 out_ch = av_mallocz(sizeof(AVChapter));
1918 if (!out_ch)
1919 return AVERROR(ENOMEM);
1920
1921 out_ch->id = in_ch->id;
1922 out_ch->time_base = in_ch->time_base;
1923 out_ch->start = FFMAX(0, in_ch->start - ts_off);
1924 out_ch->end = FFMIN(rt, in_ch->end - ts_off);
1925
1926 while ((t = av_metadata_get(in_ch->metadata, "", t, AV_METADATA_IGNORE_SUFFIX)))
1927 av_metadata_set2(&out_ch->metadata, t->key, t->value, 0);
1928
1929 os->nb_chapters++;
1930 os->chapters = av_realloc(os->chapters, sizeof(AVChapter)*os->nb_chapters);
1931 if (!os->chapters)
1932 return AVERROR(ENOMEM);
1933 os->chapters[os->nb_chapters - 1] = out_ch;
1934 }
1935 return 0;
1936}
1937
85f07f22
FB
1938/*
1939 * The following code is the main loop of the file converter
1940 */
ac61f59a 1941static int av_transcode(AVFormatContext **output_files,
685598f5
SS
1942 int nb_output_files,
1943 AVFormatContext **input_files,
1944 int nb_input_files,
1945 AVStreamMap *stream_maps, int nb_stream_maps)
85f07f22 1946{
002c95d7 1947 int ret = 0, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
85f07f22
FB
1948 AVFormatContext *is, *os;
1949 AVCodecContext *codec, *icodec;
1950 AVOutputStream *ost, **ost_table = NULL;
1951 AVInputStream *ist, **ist_table = NULL;
bdc4796f 1952 AVInputFile *file_table;
002c95d7 1953 char error[1024];
cb09b2ed 1954 int key;
6d1ba1ac 1955 int want_sdp = 1;
545465ec
MN
1956 uint8_t no_packet[MAX_FILES]={0};
1957 int no_packet_count=0;
bdc4796f 1958
90901860 1959 file_table= av_mallocz(nb_input_files * sizeof(AVInputFile));
bdc4796f
FB
1960 if (!file_table)
1961 goto fail;
115329f1 1962
85f07f22
FB
1963 /* input stream init */
1964 j = 0;
1965 for(i=0;i<nb_input_files;i++) {
1966 is = input_files[i];
1967 file_table[i].ist_index = j;
79fdaa4c 1968 file_table[i].nb_streams = is->nb_streams;
85f07f22
FB
1969 j += is->nb_streams;
1970 }
1971 nb_istreams = j;
1972
1973 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1974 if (!ist_table)
bdc4796f 1975 goto fail;
115329f1 1976
85f07f22
FB
1977 for(i=0;i<nb_istreams;i++) {
1978 ist = av_mallocz(sizeof(AVInputStream));
1979 if (!ist)
1980 goto fail;
1981 ist_table[i] = ist;
1982 }
1983 j = 0;
1984 for(i=0;i<nb_input_files;i++) {
1985 is = input_files[i];
1986 for(k=0;k<is->nb_streams;k++) {
1987 ist = ist_table[j++];
1988 ist->st = is->streams[k];
1989 ist->file_index = i;
1990 ist->index = k;
1991 ist->discard = 1; /* the stream is discarded by default
1992 (changed later) */
bdfcbbed 1993
3a25ca18 1994 if (rate_emu) {
bdfcbbed 1995 ist->start = av_gettime();
bdfcbbed 1996 }
85f07f22
FB
1997 }
1998 }
1999
2000 /* output stream init */
2001 nb_ostreams = 0;
2002 for(i=0;i<nb_output_files;i++) {
2003 os = output_files[i];
8a7bde1c 2004 if (!os->nb_streams) {
fc5d0db5
SS
2005 dump_format(output_files[i], i, output_files[i]->filename, 1);
2006 fprintf(stderr, "Output file #%d does not contain any stream\n", i);
d62ccec8
JM
2007 ret = AVERROR(EINVAL);
2008 goto fail;
8a7bde1c 2009 }
85f07f22
FB
2010 nb_ostreams += os->nb_streams;
2011 }
2012 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
2013 fprintf(stderr, "Number of stream maps must match number of output streams\n");
d62ccec8
JM
2014 ret = AVERROR(EINVAL);
2015 goto fail;
85f07f22
FB
2016 }
2017
bd073980
BF
2018 /* Sanity check the mapping args -- do the input files & streams exist? */
2019 for(i=0;i<nb_stream_maps;i++) {
2020 int fi = stream_maps[i].file_index;
2021 int si = stream_maps[i].stream_index;
115329f1 2022
bd073980
BF
2023 if (fi < 0 || fi > nb_input_files - 1 ||
2024 si < 0 || si > file_table[fi].nb_streams - 1) {
2025 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
d62ccec8
JM
2026 ret = AVERROR(EINVAL);
2027 goto fail;
bd073980 2028 }
b4a3389e
WG
2029 fi = stream_maps[i].sync_file_index;
2030 si = stream_maps[i].sync_stream_index;
2031 if (fi < 0 || fi > nb_input_files - 1 ||
2032 si < 0 || si > file_table[fi].nb_streams - 1) {
2033 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
d62ccec8
JM
2034 ret = AVERROR(EINVAL);
2035 goto fail;
b4a3389e 2036 }
bd073980 2037 }
115329f1 2038
85f07f22
FB
2039 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
2040 if (!ost_table)
2041 goto fail;
2042 for(i=0;i<nb_ostreams;i++) {
2043 ost = av_mallocz(sizeof(AVOutputStream));
2044 if (!ost)
2045 goto fail;
2046 ost_table[i] = ost;
2047 }
115329f1 2048
85f07f22
FB
2049 n = 0;
2050 for(k=0;k<nb_output_files;k++) {
2051 os = output_files[k];
de427ff4 2052 for(i=0;i<os->nb_streams;i++,n++) {
85f07f22 2053 int found;
de427ff4 2054 ost = ost_table[n];
85f07f22
FB
2055 ost->file_index = k;
2056 ost->index = i;
2057 ost->st = os->streams[i];
2058 if (nb_stream_maps > 0) {
de427ff4
SS
2059 ost->source_index = file_table[stream_maps[n].file_index].ist_index +
2060 stream_maps[n].stream_index;
115329f1 2061
bd073980 2062 /* Sanity check that the stream types match */
01f4895c 2063 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
150d5a25
SS
2064 int i= ost->file_index;
2065 dump_format(output_files[i], i, output_files[i]->filename, 1);
bd073980 2066 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
de427ff4 2067 stream_maps[n].file_index, stream_maps[n].stream_index,
bd073980 2068 ost->file_index, ost->index);
296df4e7 2069 av_exit(1);
bd073980 2070 }
115329f1 2071
85f07f22 2072 } else {
247e3954 2073 int best_nb_frames=-1;
a15bc651
NS
2074 /* get corresponding input stream index : we select the first one with the right type */
2075 found = 0;
85f07f22 2076 for(j=0;j<nb_istreams;j++) {
6d3d3b83 2077 int skip=0;
85f07f22 2078 ist = ist_table[j];
6d3d3b83
MN
2079 if(opt_programid){
2080 int pi,si;
2081 AVFormatContext *f= input_files[ ist->file_index ];
2082 skip=1;
2083 for(pi=0; pi<f->nb_programs; pi++){
2084 AVProgram *p= f->programs[pi];
2085 if(p->id == opt_programid)
2086 for(si=0; si<p->nb_stream_indexes; si++){
2087 if(f->streams[ p->stream_index[si] ] == ist->st)
2088 skip=0;
2089 }
2090 }
2091 }
2092 if (ist->discard && ist->st->discard != AVDISCARD_ALL && !skip &&
a15bc651 2093 ist->st->codec->codec_type == ost->st->codec->codec_type) {
247e3954
MN
2094 if(best_nb_frames < ist->st->codec_info_nb_frames){
2095 best_nb_frames= ist->st->codec_info_nb_frames;
2096 ost->source_index = j;
2097 found = 1;
2098 }
85f07f22
FB
2099 }
2100 }
a15bc651
NS
2101
2102 if (!found) {
2103 if(! opt_programid) {
2104 /* try again and reuse existing stream */
2105 for(j=0;j<nb_istreams;j++) {
2106 ist = ist_table[j];
6d3d3b83
MN
2107 if ( ist->st->codec->codec_type == ost->st->codec->codec_type
2108 && ist->st->discard != AVDISCARD_ALL) {
a15bc651
NS
2109 ost->source_index = j;
2110 found = 1;
2111 }
2112 }
50e143c4 2113 }
85f07f22 2114 if (!found) {
462cca10
SS
2115 int i= ost->file_index;
2116 dump_format(output_files[i], i, output_files[i]->filename, 1);
85f07f22
FB
2117 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
2118 ost->file_index, ost->index);
296df4e7 2119 av_exit(1);
85f07f22
FB
2120 }
2121 }
2122 }
2123 ist = ist_table[ost->source_index];
2124 ist->discard = 0;
b4a3389e 2125 ost->sync_ist = (nb_stream_maps > 0) ?
de427ff4
SS
2126 ist_table[file_table[stream_maps[n].sync_file_index].ist_index +
2127 stream_maps[n].sync_stream_index] : ist;
85f07f22
FB
2128 }
2129 }
2130
85f07f22
FB
2131 /* for each output stream, we compute the right encoding parameters */
2132 for(i=0;i<nb_ostreams;i++) {
46e6fb4c 2133 AVMetadataTag *t = NULL;
85f07f22 2134 ost = ost_table[i];
365515ac 2135 os = output_files[ost->file_index];
85f07f22
FB
2136 ist = ist_table[ost->source_index];
2137
01f4895c
MN
2138 codec = ost->st->codec;
2139 icodec = ist->st->codec;
85f07f22 2140
c71591a5 2141 while ((t = av_metadata_get(ist->st->metadata, "", t, AV_METADATA_IGNORE_SUFFIX))) {
46e6fb4c 2142 av_metadata_set2(&ost->st->metadata, t->key, t->value, AV_METADATA_DONT_OVERWRITE);
c71591a5 2143 }
8e0d882b 2144
90c2295b 2145 ost->st->disposition = ist->st->disposition;
a39b76ea 2146 codec->bits_per_raw_sample= icodec->bits_per_raw_sample;
de961801 2147 codec->chroma_sample_location = icodec->chroma_sample_location;
90c2295b 2148
1629626f 2149 if (ost->st->stream_copy) {
b659c8b4
LA
2150 uint64_t extra_size = (uint64_t)icodec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE;
2151
2152 if (extra_size > INT_MAX)
2153 goto fail;
2154
1629626f
FB
2155 /* if stream_copy is selected, no need to decode or encode */
2156 codec->codec_id = icodec->codec_id;
2157 codec->codec_type = icodec->codec_type;
365515ac
MN
2158
2159 if(!codec->codec_tag){
2160 if( !os->oformat->codec_tag
37ce3d6b 2161 || av_codec_get_id (os->oformat->codec_tag, icodec->codec_tag) == codec->codec_id
365515ac
MN
2162 || av_codec_get_tag(os->oformat->codec_tag, icodec->codec_id) <= 0)
2163 codec->codec_tag = icodec->codec_tag;
2164 }
2165
1629626f 2166 codec->bit_rate = icodec->bit_rate;
b659c8b4
LA
2167 codec->extradata= av_mallocz(extra_size);
2168 if (!codec->extradata)
2169 goto fail;
2170 memcpy(codec->extradata, icodec->extradata, icodec->extradata_size);
dffbfd06 2171 codec->extradata_size= icodec->extradata_size;
3797c74b 2172 if(av_q2d(icodec->time_base)*icodec->ticks_per_frame > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/1000){
d29de719 2173 codec->time_base = icodec->time_base;
3797c74b 2174 codec->time_base.num *= icodec->ticks_per_frame;
8abcbf2d
BC
2175 av_reduce(&codec->time_base.num, &codec->time_base.den,
2176 codec->time_base.num, codec->time_base.den, INT_MAX);
3797c74b 2177 }else
d29de719 2178 codec->time_base = ist->st->time_base;
1629626f 2179 switch(codec->codec_type) {
72415b2a 2180 case AVMEDIA_TYPE_AUDIO:
d08e3e91
RP
2181 if(audio_volume != 256) {
2182 fprintf(stderr,"-acodec copy and -vol are incompatible (frames are not decoded)\n");
2183 av_exit(1);
2184 }
13367a46 2185 codec->channel_layout = icodec->channel_layout;
1629626f
FB
2186 codec->sample_rate = icodec->sample_rate;
2187 codec->channels = icodec->channels;
0a3b0447 2188 codec->frame_size = icodec->frame_size;
c1344911 2189 codec->block_align= icodec->block_align;
4efd6f58
MN
2190 if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
2191 codec->block_align= 0;
bcbd328e
MN
2192 if(codec->codec_id == CODEC_ID_AC3)
2193 codec->block_align= 0;
1629626f 2194 break;
72415b2a 2195 case AVMEDIA_TYPE_VIDEO:
9df3437f 2196 codec->pix_fmt = icodec->pix_fmt;
1629626f
FB
2197 codec->width = icodec->width;
2198 codec->height = icodec->height;
ff8cc24b 2199 codec->has_b_frames = icodec->has_b_frames;
1629626f 2200 break;
72415b2a 2201 case AVMEDIA_TYPE_SUBTITLE:
d43b26ea
DC
2202 codec->width = icodec->width;
2203 codec->height = icodec->height;
cf7fc795 2204 break;
1629626f 2205 default:
0f4e8165 2206 abort();
1629626f
FB
2207 }
2208 } else {
2209 switch(codec->codec_type) {
72415b2a 2210 case AVMEDIA_TYPE_AUDIO:
41dd680d
MN
2211 ost->fifo= av_fifo_alloc(1024);
2212 if(!ost->fifo)
85f07f22 2213 goto fail;
a79db0f7 2214 ost->reformat_pair = MAKE_SFMT_PAIR(SAMPLE_FMT_NONE,SAMPLE_FMT_NONE);
2886f311
2215 ost->audio_resample = codec->sample_rate != icodec->sample_rate || audio_sync_method > 1;
2216 icodec->request_channels = codec->channels;
85f07f22
FB
2217 ist->decoding_needed = 1;
2218 ost->encoding_needed = 1;
1629626f 2219 break;
72415b2a 2220 case AVMEDIA_TYPE_VIDEO:
761c8c92 2221 if (ost->st->codec->pix_fmt == PIX_FMT_NONE) {
562f22a6 2222 fprintf(stderr, "Video pixel format is unknown, stream cannot be encoded\n");
761c8c92
BC
2223 av_exit(1);
2224 }
c3f11d19 2225 ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
c3f11d19 2226 ost->video_resample = ((codec->width != icodec->width -
0c22311b 2227 (frame_leftBand + frame_rightBand)) ||
c3f11d19 2228 (codec->height != icodec->height -
0c22311b 2229 (frame_topBand + frame_bottomBand)) ||
18a54b04 2230 (codec->pix_fmt != icodec->pix_fmt));
c3f11d19 2231 if (ost->video_crop) {
352666c1
EB
2232 ost->topBand = ost->original_topBand = frame_topBand;
2233 ost->bottomBand = ost->original_bottomBand = frame_bottomBand;
2234 ost->leftBand = ost->original_leftBand = frame_leftBand;
2235 ost->rightBand = ost->original_rightBand = frame_rightBand;
c3f11d19 2236 }
c3f11d19 2237 if (ost->video_resample) {
2de28abb 2238 avcodec_get_frame_defaults(&ost->pict_tmp);
9d58e0a9
BC
2239 if(avpicture_alloc((AVPicture*)&ost->pict_tmp, codec->pix_fmt,
2240 codec->width, codec->height)) {
eddc482d 2241 fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
296df4e7 2242 av_exit(1);
eddc482d 2243 }
9de8e6ac 2244 sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
18a54b04
LA
2245 ost->img_resample_ctx = sws_getContext(
2246 icodec->width - (frame_leftBand + frame_rightBand),
2247 icodec->height - (frame_topBand + frame_bottomBand),
2248 icodec->pix_fmt,
0c22311b
MN
2249 codec->width,
2250 codec->height,
18a54b04
LA
2251 codec->pix_fmt,
2252 sws_flags, NULL, NULL, NULL);
0b50ac8a
LA
2253 if (ost->img_resample_ctx == NULL) {
2254 fprintf(stderr, "Cannot get resampling context\n");
296df4e7 2255 av_exit(1);
0b50ac8a 2256 }
352666c1 2257
46847a33 2258#if !CONFIG_AVFILTER
352666c1
EB
2259 ost->original_height = icodec->height;
2260 ost->original_width = icodec->width;
46847a33 2261#endif
a39b76ea 2262 codec->bits_per_raw_sample= 0;
85f07f22 2263 }
b83ccbff
MN
2264 ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
2265 ost->resample_width = icodec->width - (frame_leftBand + frame_rightBand);
2266 ost->resample_pix_fmt= icodec->pix_fmt;
85f07f22
FB
2267 ost->encoding_needed = 1;
2268 ist->decoding_needed = 1;
46847a33
MN
2269
2270#if CONFIG_AVFILTER
2271 if (configure_filters(ist, ost)) {
2272 fprintf(stderr, "Error opening filters!\n");
2273 exit(1);
2274 }
2275#endif
1629626f 2276 break;
72415b2a 2277 case AVMEDIA_TYPE_SUBTITLE:
cf7fc795
FB
2278 ost->encoding_needed = 1;
2279 ist->decoding_needed = 1;
2280 break;
1629626f 2281 default:
0f4e8165 2282 abort();
cf7fc795 2283 break;
85f07f22 2284 }
1629626f 2285 /* two pass mode */
115329f1 2286 if (ost->encoding_needed &&
1629626f
FB
2287 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
2288 char logfilename[1024];
2289 FILE *f;
115329f1
DB
2290
2291 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
22730e87
SS
2292 pass_logfilename_prefix ? pass_logfilename_prefix : DEFAULT_PASS_LOGFILENAME_PREFIX,
2293 i);
1629626f 2294 if (codec->flags & CODEC_FLAG_PASS1) {
c56e9e05 2295 f = fopen(logfilename, "wb");
1629626f 2296 if (!f) {
42d1d06e 2297 fprintf(stderr, "Cannot write log file '%s' for pass-1 encoding: %s\n", logfilename, strerror(errno));
296df4e7 2298 av_exit(1);
1629626f
FB
2299 }
2300 ost->logfile = f;
2301 } else {
458b062d
SS
2302 char *logbuffer;
2303 size_t logbuffer_size;
2304 if (read_file(logfilename, &logbuffer, &logbuffer_size) < 0) {
2305 fprintf(stderr, "Error reading log file '%s' for pass-2 encoding\n", logfilename);
296df4e7 2306 av_exit(1);
1629626f 2307 }
1629626f 2308 codec->stats_in = logbuffer;
5abdb4b1 2309 }
5abdb4b1
FB
2310 }
2311 }
72415b2a 2312 if(codec->codec_type == AVMEDIA_TYPE_VIDEO){
8a6cb114 2313 int size= codec->width * codec->height;
c027e91a 2314 bit_buffer_size= FFMAX(bit_buffer_size, 6*size + 200);
8a6cb114 2315 }
85f07f22
FB
2316 }
2317
8a6cb114
MN
2318 if (!bit_buffer)
2319 bit_buffer = av_malloc(bit_buffer_size);
002c95d7 2320 if (!bit_buffer) {
50f3fabc
MR
2321 fprintf(stderr, "Cannot allocate %d bytes output buffer\n",
2322 bit_buffer_size);
002c95d7 2323 ret = AVERROR(ENOMEM);
8a6cb114 2324 goto fail;
1629626f
FB
2325 }
2326
85f07f22
FB
2327 /* open each encoder */
2328 for(i=0;i<nb_ostreams;i++) {
2329 ost = ost_table[i];
2330 if (ost->encoding_needed) {
6488cf9b
AJ
2331 AVCodec *codec = output_codecs[i];
2332 if (!codec)
fd2b356a 2333 codec = avcodec_find_encoder(ost->st->codec->codec_id);
85f07f22 2334 if (!codec) {
f356fc57
BC
2335 snprintf(error, sizeof(error), "Encoder (codec id %d) not found for output stream #%d.%d",
2336 ost->st->codec->codec_id, ost->file_index, ost->index);
002c95d7
BC
2337 ret = AVERROR(EINVAL);
2338 goto dump_format;
85f07f22 2339 }
01f4895c 2340 if (avcodec_open(ost->st->codec, codec) < 0) {
f356fc57 2341 snprintf(error, sizeof(error), "Error while opening encoder for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height",
85f07f22 2342 ost->file_index, ost->index);
002c95d7
BC
2343 ret = AVERROR(EINVAL);
2344 goto dump_format;
85f07f22 2345 }
01f4895c 2346 extra_size += ost->st->codec->extradata_size;
85f07f22
FB
2347 }
2348 }
2349
2350 /* open each decoder */
2351 for(i=0;i<nb_istreams;i++) {
2352 ist = ist_table[i];
2353 if (ist->decoding_needed) {
6488cf9b
AJ
2354 AVCodec *codec = input_codecs[i];
2355 if (!codec)
fd2b356a 2356 codec = avcodec_find_decoder(ist->st->codec->codec_id);
85f07f22 2357 if (!codec) {
f356fc57 2358 snprintf(error, sizeof(error), "Decoder (codec id %d) not found for input stream #%d.%d",
01f4895c 2359 ist->st->codec->codec_id, ist->file_index, ist->index);
002c95d7
BC
2360 ret = AVERROR(EINVAL);
2361 goto dump_format;
85f07f22 2362 }
01f4895c 2363 if (avcodec_open(ist->st->codec, codec) < 0) {
f356fc57 2364 snprintf(error, sizeof(error), "Error while opening decoder for input stream #%d.%d",
85f07f22 2365 ist->file_index, ist->index);
002c95d7
BC
2366 ret = AVERROR(EINVAL);
2367 goto dump_format;
85f07f22 2368 }
72415b2a 2369 //if (ist->st->codec->codec_type == AVMEDIA_TYPE_VIDEO)
01f4895c 2370 // ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
85f07f22
FB
2371 }
2372 }
2373
2374 /* init pts */
2375 for(i=0;i<nb_istreams;i++) {
b8c93c48 2376 AVStream *st;
85f07f22 2377 ist = ist_table[i];
b8c93c48
MN
2378 st= ist->st;
2379 ist->pts = st->avg_frame_rate.num ? - st->codec->has_b_frames*AV_TIME_BASE / av_q2d(st->avg_frame_rate) : 0;
48291040 2380 ist->next_pts = AV_NOPTS_VALUE;
ff4905a5 2381 ist->is_start = 1;
85f07f22 2382 }
c5e1e982 2383
0a38bafd
PB
2384 /* set meta data information from input file if required */
2385 for (i=0;i<nb_meta_data_maps;i++) {
2386 AVFormatContext *out_file;
2387 AVFormatContext *in_file;
a5926d85 2388 AVMetadataTag *mtag;
0a38bafd
PB
2389
2390 int out_file_index = meta_data_maps[i].out_file;
2391 int in_file_index = meta_data_maps[i].in_file;
9d58e0a9 2392 if (out_file_index < 0 || out_file_index >= nb_output_files) {
002c95d7
BC
2393 snprintf(error, sizeof(error), "Invalid output file index %d map_meta_data(%d,%d)",
2394 out_file_index, out_file_index, in_file_index);
8fa36ae0 2395 ret = AVERROR(EINVAL);
002c95d7 2396 goto dump_format;
0a38bafd 2397 }
9d58e0a9 2398 if (in_file_index < 0 || in_file_index >= nb_input_files) {
002c95d7
BC
2399 snprintf(error, sizeof(error), "Invalid input file index %d map_meta_data(%d,%d)",
2400 in_file_index, out_file_index, in_file_index);
8fa36ae0 2401 ret = AVERROR(EINVAL);
002c95d7 2402 goto dump_format;
115329f1
DB
2403 }
2404
0a38bafd
PB
2405 out_file = output_files[out_file_index];
2406 in_file = input_files[in_file_index];
2407
a5926d85
AJ
2408
2409 mtag=NULL;
2410 while((mtag=av_metadata_get(in_file->metadata, "", mtag, AV_METADATA_IGNORE_SUFFIX)))
1a6498d7 2411 av_metadata_set2(&out_file->metadata, mtag->key, mtag->value, AV_METADATA_DONT_OVERWRITE);
a5926d85
AJ
2412 av_metadata_conv(out_file, out_file->oformat->metadata_conv,
2413 in_file->iformat->metadata_conv);
0a38bafd 2414 }
115329f1 2415
7a39f142
AK
2416 /* copy chapters from the first input file that has them*/
2417 for (i = 0; i < nb_input_files; i++) {
2418 if (!input_files[i]->nb_chapters)
2419 continue;
2420
2421 for (j = 0; j < nb_output_files; j++)
2422 if ((ret = copy_chapters(i, j)) < 0)
2423 goto dump_format;
2424 }
2425
85f07f22
FB
2426 /* open files and write file headers */
2427 for(i=0;i<nb_output_files;i++) {
2428 os = output_files[i];
79fdaa4c 2429 if (av_write_header(os) < 0) {
002c95d7 2430 snprintf(error, sizeof(error), "Could not write header for output file #%d (incorrect codec parameters ?)", i);
8fa36ae0 2431 ret = AVERROR(EINVAL);
002c95d7 2432 goto dump_format;
a38469e1 2433 }
6d1ba1ac
LA
2434 if (strcmp(output_files[i]->oformat->name, "rtp")) {
2435 want_sdp = 0;
2436 }
2437 }
002c95d7
BC
2438
2439 dump_format:
2440 /* dump the file output parameters - cannot be done before in case
2441 of stream copy */
2442 for(i=0;i<nb_output_files;i++) {
2443 dump_format(output_files[i], i, output_files[i]->filename, 1);
2444 }
2445
2446 /* dump the stream mapping */
2447 if (verbose >= 0) {
2448 fprintf(stderr, "Stream mapping:\n");
2449 for(i=0;i<nb_ostreams;i++) {
2450 ost = ost_table[i];
2451 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
2452 ist_table[ost->source_index]->file_index,
2453 ist_table[ost->source_index]->index,
2454 ost->file_index,
2455 ost->index);
2456 if (ost->sync_ist != ist_table[ost->source_index])
2457 fprintf(stderr, " [sync #%d.%d]",
2458 ost->sync_ist->file_index,
2459 ost->sync_ist->index);
2460 fprintf(stderr, "\n");
2461 }
2462 }
2463
2464 if (ret) {
2465 fprintf(stderr, "%s\n", error);
2466 goto fail;
2467 }
2468
6d1ba1ac
LA
2469 if (want_sdp) {
2470 print_sdp(output_files, nb_output_files);
85f07f22
FB
2471 }
2472
9d58e0a9 2473 if (!using_stdin && verbose >= 0) {
d9a916e2 2474 fprintf(stderr, "Press [q] to stop encoding\n");
b51469a0
LS
2475 url_set_interrupt_cb(decode_interrupt_cb);
2476 }
a38469e1
FB
2477 term_init();
2478
7fc98937 2479 timer_start = av_gettime();
51bd4565 2480
d9a916e2 2481 for(; received_sigterm == 0;) {
85f07f22
FB
2482 int file_index, ist_index;
2483 AVPacket pkt;
a9aeda81
PB
2484 double ipts_min;
2485 double opts_min;
23ffe323 2486
85f07f22 2487 redo:
a9aeda81
PB
2488 ipts_min= 1e100;
2489 opts_min= 1e100;
a38469e1 2490 /* if 'q' pressed, exits */
d9a916e2 2491 if (!using_stdin) {
b51469a0
LS
2492 if (q_pressed)
2493 break;
cb09b2ed
PG
2494 /* read_key() returns 0 on EOF */
2495 key = read_key();
2496 if (key == 'q')
2497 break;
2498 }
a38469e1 2499
ec5517d5
FB
2500 /* select the stream that we must read now by looking at the
2501 smallest output pts */
85f07f22 2502 file_index = -1;
ec5517d5 2503 for(i=0;i<nb_ostreams;i++) {
23ffe323 2504 double ipts, opts;
ec5517d5
FB
2505 ost = ost_table[i];
2506 os = output_files[ost->file_index];
2507 ist = ist_table[ost->source_index];
55a7e946 2508 if(ist->is_past_recording_time || no_packet[ist->file_index])
545465ec 2509 continue;
c0df9d75 2510 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
23ffe323
MN
2511 ipts = (double)ist->pts;
2512 if (!file_table[ist->file_index].eof_reached){
2513 if(ipts < ipts_min) {
2514 ipts_min = ipts;
2515 if(input_sync ) file_index = ist->file_index;
2516 }
2517 if(opts < opts_min) {
2518 opts_min = opts;
2519 if(!input_sync) file_index = ist->file_index;
2520 }
85f07f22 2521 }
01f4895c 2522 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
7ca60994
MN
2523 file_index= -1;
2524 break;
2525 }
85f07f22
FB
2526 }
2527 /* if none, if is finished */
51bd4565 2528 if (file_index < 0) {
545465ec
MN
2529 if(no_packet_count){
2530 no_packet_count=0;
2531 memset(no_packet, 0, sizeof(no_packet));
d61f30a7 2532 usleep(10000);
545465ec
MN
2533 continue;
2534 }
85f07f22 2535 break;
ec5517d5
FB
2536 }
2537
b6e16b86 2538 /* finish if limit size exhausted */
899681cd 2539 if (limit_filesize != 0 && limit_filesize < url_ftell(output_files[0]->pb))
b6e16b86
C
2540 break;
2541
254abc2e 2542 /* read a frame from it and output it in the fifo */
85f07f22 2543 is = input_files[file_index];
ad51c68c 2544 ret= av_read_frame(is, &pkt);
b9edbe99 2545 if(ret == AVERROR(EAGAIN)){
545465ec
MN
2546 no_packet[file_index]=1;
2547 no_packet_count++;
ad51c68c 2548 continue;
545465ec 2549 }
ad51c68c 2550 if (ret < 0) {
85f07f22 2551 file_table[file_index].eof_reached = 1;
d24ce947
AB
2552 if (opt_shortest)
2553 break;
2554 else
2555 continue;
85f07f22 2556 }
303e50e6 2557
545465ec
MN
2558 no_packet_count=0;
2559 memset(no_packet, 0, sizeof(no_packet));
2560
254abc2e 2561 if (do_pkt_dump) {
750f0e1f 2562 av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
817b23ff 2563 }
79fdaa4c
FB
2564 /* the following test is needed in case new streams appear
2565 dynamically in stream : we ignore them */
2566 if (pkt.stream_index >= file_table[file_index].nb_streams)
bf5af568 2567 goto discard_packet;
85f07f22
FB
2568 ist_index = file_table[file_index].ist_index + pkt.stream_index;
2569 ist = ist_table[ist_index];
bf5af568
FB
2570 if (ist->discard)
2571 goto discard_packet;
85f07f22 2572
fec401f7
MN
2573 if (pkt.dts != AV_NOPTS_VALUE)
2574 pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2575 if (pkt.pts != AV_NOPTS_VALUE)
2576 pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
2577
8833f375
MN
2578 if(input_files_ts_scale[file_index][pkt.stream_index]){
2579 if(pkt.pts != AV_NOPTS_VALUE)
2580 pkt.pts *= input_files_ts_scale[file_index][pkt.stream_index];
2581 if(pkt.dts != AV_NOPTS_VALUE)
2582 pkt.dts *= input_files_ts_scale[file_index][pkt.stream_index];
2583 }
2584
949b1a13 2585// 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);
965530e1
MN
2586 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE
2587 && (is->iformat->flags & AVFMT_TS_DISCONT)) {
81d6d520
MN
2588 int64_t pkt_dts= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
2589 int64_t delta= pkt_dts - ist->next_pts;
2590 if((FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE || pkt_dts+1<ist->pts)&& !copy_ts){
72bd8100
MN
2591 input_files_ts_offset[ist->file_index]-= delta;
2592 if (verbose > 2)
4733abcb 2593 fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
fec401f7
MN
2594 pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
2595 if(pkt.pts != AV_NOPTS_VALUE)
2596 pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
72bd8100
MN
2597 }
2598 }
2599
f8ccf720 2600 /* finish if recording time exhausted */
6abda15f
FC
2601 if (recording_time != INT64_MAX &&
2602 av_compare_ts(pkt.pts, ist->st->time_base, recording_time + start_time, (AVRational){1, 1000000}) >= 0) {
55a7e946 2603 ist->is_past_recording_time = 1;
f8ccf720 2604 goto discard_packet;
55a7e946 2605 }
f8ccf720 2606
8831db5c 2607 //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
a700a6ae 2608 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
d8019eb5
AD
2609
2610 if (verbose >= 0)
2611 fprintf(stderr, "Error while decoding stream #%d.%d\n",
2612 ist->file_index, ist->index);
f2abc559
BC
2613 if (exit_on_error)
2614 av_exit(1);
a700a6ae
FB
2615 av_free_packet(&pkt);
2616 goto redo;
fe08925f 2617 }
cf7fc795 2618
bf5af568 2619 discard_packet:
85f07f22 2620 av_free_packet(&pkt);
115329f1 2621
ec5517d5
FB
2622 /* dump report by using the output first video and audio streams */
2623 print_report(output_files, ost_table, nb_ostreams, 0);
85f07f22 2624 }
a700a6ae
FB
2625
2626 /* at the end of stream, we must flush the decoder buffers */
2627 for(i=0;i<nb_istreams;i++) {
2628 ist = ist_table[i];
2629 if (ist->decoding_needed) {
2630 output_packet(ist, i, ost_table, nb_ostreams, NULL);
2631 }
2632 }
2633
a38469e1 2634 term_exit();
85f07f22 2635
c4e37247
MN
2636 /* write the trailer if needed and close file */
2637 for(i=0;i<nb_output_files;i++) {
2638 os = output_files[i];
2639 av_write_trailer(os);
2640 }
2641
37f5cd5a
MN
2642 /* dump report by using the first video and audio streams */
2643 print_report(output_files, ost_table, nb_ostreams, 1);
2644
85f07f22
FB
2645 /* close each encoder */
2646 for(i=0;i<nb_ostreams;i++) {
2647 ost = ost_table[i];
2648 if (ost->encoding_needed) {
01f4895c
MN
2649 av_freep(&ost->st->codec->stats_in);
2650 avcodec_close(ost->st->codec);
85f07f22
FB
2651 }
2652 }
115329f1 2653
85f07f22
FB
2654 /* close each decoder */
2655 for(i=0;i<nb_istreams;i++) {
2656 ist = ist_table[i];
2657 if (ist->decoding_needed) {
01f4895c 2658 avcodec_close(ist->st->codec);
85f07f22
FB
2659 }
2660 }
46847a33 2661#if CONFIG_AVFILTER
aa1249b8
BC
2662 if (graph) {
2663 avfilter_graph_destroy(graph);
2664 av_freep(&graph);
46847a33
MN
2665 }
2666#endif
85f07f22 2667
85f07f22 2668 /* finished ! */
00b7fbdc 2669 ret = 0;
115329f1 2670
002c95d7 2671 fail:
83b07470 2672 av_freep(&bit_buffer);
0f1578af 2673 av_free(file_table);
bdc4796f 2674
85f07f22
FB
2675 if (ist_table) {
2676 for(i=0;i<nb_istreams;i++) {
2677 ist = ist_table[i];
0f1578af 2678 av_free(ist);
85f07f22 2679 }
0f1578af 2680 av_free(ist_table);
85f07f22
FB
2681 }
2682 if (ost_table) {
2683 for(i=0;i<nb_ostreams;i++) {
2684 ost = ost_table[i];
2685 if (ost) {
b659c8b4
LA
2686 if (ost->st->stream_copy)
2687 av_freep(&ost->st->codec->extradata);
5abdb4b1
FB
2688 if (ost->logfile) {
2689 fclose(ost->logfile);
2690 ost->logfile = NULL;
2691 }
41dd680d 2692 av_fifo_free(ost->fifo); /* works even if fifo is not
f5a478f6 2693 initialized but set to zero */
0f1578af 2694 av_free(ost->pict_tmp.data[0]);
85f07f22 2695 if (ost->video_resample)
18a54b04 2696 sws_freeContext(ost->img_resample_ctx);
8e4270c5 2697 if (ost->resample)
85f07f22 2698 audio_resample_close(ost->resample);
a79db0f7
PR
2699 if (ost->reformat_ctx)
2700 av_audio_convert_free(ost->reformat_ctx);
0f1578af 2701 av_free(ost);
85f07f22
FB
2702 }
2703 }
0f1578af 2704 av_free(ost_table);
85f07f22
FB
2705 }
2706 return ret;
85f07f22
FB
2707}
2708
b29f97d1 2709static void opt_format(const char *arg)
85f07f22 2710{
817b23ff
FB
2711 /* compatibility stuff for pgmyuv */
2712 if (!strcmp(arg, "pgmyuv")) {
5b6d5596 2713 pgmyuv_compatibility_hack=1;
9286699a 2714// opt_image_format(arg);
5b6d5596 2715 arg = "image2";
17ceb4f9 2716 fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
817b23ff
FB
2717 }
2718
a5abfd8f 2719 last_asked_format = arg;
85f07f22
FB
2720}
2721
464a631c 2722static void opt_video_rc_override_string(const char *arg)
ac2830ec
MN
2723{
2724 video_rc_override_string = arg;
2725}
2726
c48da33c 2727static int opt_me_threshold(const char *opt, const char *arg)
f4f3223f 2728{
c48da33c
SS
2729 me_threshold = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
2730 return 0;
f4f3223f
MN
2731}
2732
c48da33c 2733static int opt_verbose(const char *opt, const char *arg)
f068206e 2734{
46eab093 2735 verbose = parse_number_or_die(opt, arg, OPT_INT64, -10, 10);
c48da33c 2736 return 0;
f068206e
BE
2737}
2738
2fc3866d 2739static int opt_frame_rate(const char *opt, const char *arg)
85f07f22 2740{
b33ece16 2741 if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
2fc3866d 2742 fprintf(stderr, "Incorrect value for %s: %s\n", opt, arg);
296df4e7 2743 av_exit(1);
445f1b83 2744 }
2fc3866d 2745 return 0;
85f07f22
FB
2746}
2747
ebde2a2c 2748static int opt_bitrate(const char *opt, const char *arg)
1b1656c6 2749{
72415b2a 2750 int codec_type = opt[0]=='a' ? AVMEDIA_TYPE_AUDIO : AVMEDIA_TYPE_VIDEO;
1b1656c6
RP
2751
2752 opt_default(opt, arg);
2753
636f1c4c 2754 if (av_get_int(avcodec_opts[codec_type], "b", NULL) < 1000)
1b1656c6 2755 fprintf(stderr, "WARNING: The bitrate parameter is set too low. It takes bits/s as argument, not kbits/s\n");
ebde2a2c
MH
2756
2757 return 0;
1b1656c6
RP
2758}
2759
b29f97d1 2760static void opt_frame_crop_top(const char *arg)
ab6d194a 2761{
115329f1 2762 frame_topBand = atoi(arg);
ab6d194a
MN
2763 if (frame_topBand < 0) {
2764 fprintf(stderr, "Incorrect top crop size\n");
296df4e7 2765 av_exit(1);
ab6d194a 2766 }
ab6d194a 2767 if ((frame_topBand) >= frame_height){
bb270c08 2768 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2769 av_exit(1);
ab6d194a 2770 }
54a13282 2771 fprintf(stderr, "-crop* is deprecated in favor of the crop avfilter\n");
ab6d194a
MN
2772 frame_height -= frame_topBand;
2773}
2774
b29f97d1 2775static void opt_frame_crop_bottom(const char *arg)
ab6d194a
MN
2776{
2777 frame_bottomBand = atoi(arg);
2778 if (frame_bottomBand < 0) {
2779 fprintf(stderr, "Incorrect bottom crop size\n");
296df4e7 2780 av_exit(1);
ab6d194a 2781 }
ab6d194a 2782 if ((frame_bottomBand) >= frame_height){
bb270c08 2783 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2784 av_exit(1);
ab6d194a 2785 }
54a13282 2786 fprintf(stderr, "-crop* is deprecated in favor of the crop avfilter\n");
ab6d194a
MN
2787 frame_height -= frame_bottomBand;
2788}
2789
b29f97d1 2790static void opt_frame_crop_left(const char *arg)
ab6d194a
MN
2791{
2792 frame_leftBand = atoi(arg);
2793 if (frame_leftBand < 0) {
2794 fprintf(stderr, "Incorrect left crop size\n");
296df4e7 2795 av_exit(1);
ab6d194a 2796 }
ab6d194a 2797 if ((frame_leftBand) >= frame_width){
bb270c08 2798 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2799 av_exit(1);
ab6d194a 2800 }
54a13282 2801 fprintf(stderr, "-crop* is deprecated in favor of the crop avfilter\n");
ab6d194a
MN
2802 frame_width -= frame_leftBand;
2803}
2804
b29f97d1 2805static void opt_frame_crop_right(const char *arg)
ab6d194a
MN
2806{
2807 frame_rightBand = atoi(arg);
2808 if (frame_rightBand < 0) {
2809 fprintf(stderr, "Incorrect right crop size\n");
296df4e7 2810 av_exit(1);
ab6d194a 2811 }
ab6d194a 2812 if ((frame_rightBand) >= frame_width){
bb270c08 2813 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
296df4e7 2814 av_exit(1);
ab6d194a 2815 }
54a13282 2816 fprintf(stderr, "-crop* is deprecated in favor of the crop avfilter\n");
ab6d194a
MN
2817 frame_width -= frame_rightBand;
2818}
2819
b29f97d1 2820static void opt_frame_size(const char *arg)
85f07f22 2821{
b33ece16 2822 if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
85f07f22 2823 fprintf(stderr, "Incorrect frame size\n");
296df4e7 2824 av_exit(1);
85f07f22 2825 }
85f07f22
FB
2826}
2827
9f434b65
SS
2828static int opt_pad(const char *opt, const char *arg) {
2829 fprintf(stderr, "Option '%s' has been removed, use the pad filter instead\n", opt);
2830 return -1;
1ff93ffc
TK
2831}
2832
63167088
RS
2833static void opt_frame_pix_fmt(const char *arg)
2834{
90da2b50 2835 if (strcmp(arg, "list")) {
718c7b18 2836 frame_pix_fmt = av_get_pix_fmt(arg);
90da2b50
SS
2837 if (frame_pix_fmt == PIX_FMT_NONE) {
2838 fprintf(stderr, "Unknown pixel format requested: %s\n", arg);
2839 av_exit(1);
2840 }
2841 } else {
cedac882 2842 show_pix_fmts();
296df4e7 2843 av_exit(0);
c3b95b1d 2844 }
63167088
RS
2845}
2846
5fe03e38
RS
2847static void opt_frame_aspect_ratio(const char *arg)
2848{
2849 int x = 0, y = 0;
2850 double ar = 0;
2851 const char *p;
815f98cc 2852 char *end;
115329f1 2853
5fe03e38
RS
2854 p = strchr(arg, ':');
2855 if (p) {
815f98cc
AJ
2856 x = strtol(arg, &end, 10);
2857 if (end == p)
2858 y = strtol(end+1, &end, 10);
bb270c08
DB
2859 if (x > 0 && y > 0)
2860 ar = (double)x / (double)y;
5fe03e38 2861 } else
815f98cc 2862 ar = strtod(arg, NULL);
5fe03e38
RS
2863
2864 if (!ar) {
2865 fprintf(stderr, "Incorrect aspect ratio specification.\n");
296df4e7 2866 av_exit(1);
5fe03e38
RS
2867 }
2868 frame_aspect_ratio = ar;
2869}
2870
a5926d85
AJ
2871static int opt_metadata(const char *opt, const char *arg)
2872{
2873 char *mid= strchr(arg, '=');
2874
2875 if(!mid){
2876 fprintf(stderr, "Missing =\n");
2877 av_exit(1);
2878 }
2879 *mid++= 0;
2880
2881 metadata_count++;
2882 metadata= av_realloc(metadata, sizeof(*metadata)*metadata_count);
2883 metadata[metadata_count-1].key = av_strdup(arg);
2884 metadata[metadata_count-1].value= av_strdup(mid);
2885
2886 return 0;
2887}
2888
b29f97d1 2889static void opt_qscale(const char *arg)
85f07f22 2890{
158c7f05 2891 video_qscale = atof(arg);
4e64bead 2892 if (video_qscale <= 0 ||
158c7f05 2893 video_qscale > 255) {
4e64bead 2894 fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
296df4e7 2895 av_exit(1);
85f07f22
FB
2896 }
2897}
2898
bb198e19
MN
2899static void opt_top_field_first(const char *arg)
2900{
2901 top_field_first= atoi(arg);
2902}
2903
d18811bb 2904static int opt_thread_count(const char *opt, const char *arg)
9c3d33d6 2905{
d18811bb 2906 thread_count= parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
b250f9c6 2907#if !HAVE_THREADS
d8019eb5
AD
2908 if (verbose >= 0)
2909 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
842b556a 2910#endif
d18811bb 2911 return 0;
9c3d33d6
MN
2912}
2913
ce1ee094
PR
2914static void opt_audio_sample_fmt(const char *arg)
2915{
2916 if (strcmp(arg, "list"))
2917 audio_sample_fmt = avcodec_get_sample_fmt(arg);
2918 else {
2919 list_fmts(avcodec_sample_fmt_string, SAMPLE_FMT_NB);
2920 av_exit(0);
2921 }
2922}
2923
c48da33c 2924static int opt_audio_rate(const char *opt, const char *arg)
85f07f22 2925{
c48da33c
SS
2926 audio_sample_rate = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2927 return 0;
85f07f22
FB
2928}
2929
c48da33c 2930static int opt_audio_channels(const char *opt, const char *arg)
85f07f22 2931{
c48da33c
SS
2932 audio_channels = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
2933 return 0;
85f07f22
FB
2934}
2935
b29f97d1 2936static void opt_video_channel(const char *arg)
a5df11ab
FB
2937{
2938 video_channel = strtol(arg, NULL, 0);
2939}
2940
e3ee3283
AB
2941static void opt_video_standard(const char *arg)
2942{
2943 video_standard = av_strdup(arg);
2944}
2945
4a897224 2946static void opt_codec(int *pstream_copy, char **pcodec_name,
cf7fc795 2947 int codec_type, const char *arg)
85f07f22 2948{
4a897224 2949 av_freep(pcodec_name);
1629626f 2950 if (!strcmp(arg, "copy")) {
cf7fc795 2951 *pstream_copy = 1;
85f07f22 2952 } else {
4a897224 2953 *pcodec_name = av_strdup(arg);
85f07f22
FB
2954 }
2955}
2956
cf7fc795
FB
2957static void opt_audio_codec(const char *arg)
2958{
72415b2a 2959 opt_codec(&audio_stream_copy, &audio_codec_name, AVMEDIA_TYPE_AUDIO, arg);
cf7fc795
FB
2960}
2961
b2a2197e
MN
2962static void opt_audio_tag(const char *arg)
2963{
2964 char *tail;
2965 audio_codec_tag= strtol(arg, &tail, 0);
2966
2967 if(!tail || *tail)
2968 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2969}
2970
2971static void opt_video_tag(const char *arg)
2972{
2973 char *tail;
2974 video_codec_tag= strtol(arg, &tail, 0);
2975
2976 if(!tail || *tail)
2977 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2978}
2979
b29f97d1 2980static void opt_video_codec(const char *arg)
85f07f22 2981{
72415b2a 2982 opt_codec(&video_stream_copy, &video_codec_name, AVMEDIA_TYPE_VIDEO, arg);
cf7fc795 2983}
85f07f22 2984
cf7fc795
FB
2985static void opt_subtitle_codec(const char *arg)
2986{
72415b2a 2987 opt_codec(&subtitle_stream_copy, &subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, arg);
85f07f22
FB
2988}
2989
27ad7d3a
BC
2990static void opt_subtitle_tag(const char *arg)
2991{
2992 char *tail;
2993 subtitle_codec_tag= strtol(arg, &tail, 0);
2994
2995 if(!tail || *tail)
2996 subtitle_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2997}
2998
b29f97d1 2999static void opt_map(const char *arg)
85f07f22
FB
3000{
3001 AVStreamMap *m;
815f98cc 3002 char *p;
85f07f22 3003
85f07f22
FB
3004 m = &stream_maps[nb_stream_maps++];
3005
815f98cc 3006 m->file_index = strtol(arg, &p, 0);
85f07f22
FB
3007 if (*p)
3008 p++;
a5dc85ef 3009
815f98cc 3010 m->stream_index = strtol(p, &p, 0);
b4a3389e
WG
3011 if (*p) {
3012 p++;
815f98cc 3013 m->sync_file_index = strtol(p, &p, 0);
b4a3389e
WG
3014 if (*p)
3015 p++;
815f98cc 3016 m->sync_stream_index = strtol(p, &p, 0);
b4a3389e
WG
3017 } else {
3018 m->sync_file_index = m->file_index;
3019 m->sync_stream_index = m->stream_index;
3020 }
85f07f22
FB
3021}
3022
0a38bafd
PB
3023static void opt_map_meta_data(const char *arg)
3024{
3025 AVMetaDataMap *m;
815f98cc 3026 char *p;
115329f1 3027
0a38bafd
PB
3028 m = &meta_data_maps[nb_meta_data_maps++];
3029
815f98cc 3030 m->out_file = strtol(arg, &p, 0);
0a38bafd
PB
3031 if (*p)
3032 p++;
3033
815f98cc 3034 m->in_file = strtol(p, &p, 0);
0a38bafd
PB
3035}
3036
8833f375
MN
3037static void opt_input_ts_scale(const char *arg)
3038{
3039 unsigned int stream;
3040 double scale;
3041 char *p;
3042
3043 stream = strtol(arg, &p, 0);
3044 if (*p)
3045 p++;
3046 scale= strtod(p, &p);
3047
3048 if(stream >= MAX_STREAMS)
3049 av_exit(1);
3050
3051 input_files_ts_scale[nb_input_files][stream]= scale;
3052}
3053
b19221c8 3054static int opt_recording_time(const char *opt, const char *arg)
85f07f22 3055{
b19221c8
SS
3056 recording_time = parse_time_or_die(opt, arg, 1);
3057 return 0;
85f07f22
FB
3058}
3059
b19221c8 3060static int opt_start_time(const char *opt, const char *arg)
8831db5c 3061{
b19221c8
SS
3062 start_time = parse_time_or_die(opt, arg, 1);
3063 return 0;
8831db5c
MN
3064}
3065
25d34458 3066static int opt_recording_timestamp(const char *opt, const char *arg)
4568325a 3067{
25d34458 3068 recording_timestamp = parse_time_or_die(opt, arg, 0) / 1000000;
b19221c8 3069 return 0;
4568325a
RS
3070}
3071
b19221c8 3072static int opt_input_ts_offset(const char *opt, const char *arg)
a6a92a9a 3073{
b19221c8
SS
3074 input_ts_offset = parse_time_or_die(opt, arg, 1);
3075 return 0;
a6a92a9a
WG
3076}
3077
4e605bc3 3078static enum CodecID find_codec_or_die(const char *name, int type, int encoder, int strict)
4a897224 3079{
f73008d8 3080 const char *codec_string = encoder ? "encoder" : "decoder";
4a897224
NG
3081 AVCodec *codec;
3082
3083 if(!name)
3084 return CODEC_ID_NONE;
3085 codec = encoder ?
3086 avcodec_find_encoder_by_name(name) :
3087 avcodec_find_decoder_by_name(name);
3088 if(!codec) {
49a06a4d 3089 fprintf(stderr, "Unknown %s '%s'\n", codec_string, name);
296df4e7 3090 av_exit(1);
4a897224
NG
3091 }
3092 if(codec->type != type) {
49a06a4d 3093 fprintf(stderr, "Invalid %s type '%s'\n", codec_string, name);
296df4e7 3094 av_exit(1);
4a897224 3095 }
4e605bc3
JG
3096 if(codec->capabilities & CODEC_CAP_EXPERIMENTAL &&
3097 strict > FF_COMPLIANCE_EXPERIMENTAL) {
3098 fprintf(stderr, "%s '%s' is experimental and might produce bad "
3099 "results.\nAdd '-strict experimental' if you want to use it.\n",
3100 codec_string, codec->name);
770e50ae
JG
3101 codec = encoder ?
3102 avcodec_find_encoder(codec->id) :
3103 avcodec_find_decoder(codec->id);
3104 if (!(codec->capabilities & CODEC_CAP_EXPERIMENTAL))
3105 fprintf(stderr, "Or use the non experimental %s '%s'.\n",
3106 codec_string, codec->name);
4e605bc3
JG
3107 av_exit(1);
3108 }
4a897224
NG
3109 return codec->id;
3110}
3111
b29f97d1 3112static void opt_input_file(const char *filename)
85f07f22
FB
3113{
3114 AVFormatContext *ic;
3115 AVFormatParameters params, *ap = &params;
a5abfd8f 3116 AVInputFormat *file_iformat = NULL;
14bea432 3117 int err, i, ret, rfps, rfps_base;
bd1b79a1 3118 int64_t timestamp;
85f07f22 3119
a5abfd8f 3120 if (last_asked_format) {
8c8bf9ec
SS
3121 if (!(file_iformat = av_find_input_format(last_asked_format))) {
3122 fprintf(stderr, "Unknown input format: '%s'\n", last_asked_format);
3123 av_exit(1);
3124 }
a5abfd8f
EB
3125 last_asked_format = NULL;
3126 }
3127
b242baa4
FB
3128 if (!strcmp(filename, "-"))
3129 filename = "pipe:";
3130
115329f1 3131 using_stdin |= !strncmp(filename, "pipe:", 5) ||
9d58e0a9 3132 !strcmp(filename, "/dev/stdin");
d9a916e2 3133
85f07f22 3134 /* get default parameters from command line */
8e2fd8e1 3135 ic = avformat_alloc_context();
7ef61879
RP
3136 if (!ic) {
3137 print_error(filename, AVERROR(ENOMEM));
3138 av_exit(1);
3139 }
4eb72c6b 3140
79fdaa4c 3141 memset(ap, 0, sizeof(*ap));
4eb72c6b 3142 ap->prealloced_context = 1;
79fdaa4c
FB
3143 ap->sample_rate = audio_sample_rate;
3144 ap->channels = audio_channels;
b33ece16
SS
3145 ap->time_base.den = frame_rate.num;
3146 ap->time_base.num = frame_rate.den;
0c22311b
MN
3147 ap->width = frame_width;
3148 ap->height = frame_height;
63167088 3149 ap->pix_fmt = frame_pix_fmt;
a79db0f7 3150 // ap->sample_fmt = audio_sample_fmt; //FIXME:not implemented in libavformat
2639c651
RS
3151 ap->channel = video_channel;
3152 ap->standard = video_standard;
79fdaa4c 3153
3022cd10 3154 set_context_opts(ic, avformat_opts, AV_OPT_FLAG_DECODING_PARAM);
62600469 3155
4e605bc3
JG
3156 ic->video_codec_id =
3157 find_codec_or_die(video_codec_name , AVMEDIA_TYPE_VIDEO , 0,
3158 avcodec_opts[AVMEDIA_TYPE_VIDEO ]->strict_std_compliance);
3159 ic->audio_codec_id =
3160 find_codec_or_die(audio_codec_name , AVMEDIA_TYPE_AUDIO , 0,
3161 avcodec_opts[AVMEDIA_TYPE_AUDIO ]->strict_std_compliance);
3162 ic->subtitle_codec_id=
3163 find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 0,
3164 avcodec_opts[AVMEDIA_TYPE_SUBTITLE]->strict_std_compliance);
1ad1eaad 3165 ic->flags |= AVFMT_FLAG_NONBLOCK;
62600469 3166
ecc544de
JM
3167 if(pgmyuv_compatibility_hack)
3168 ic->video_codec_id= CODEC_ID_PGMYUV;
3169
79fdaa4c
FB
3170 /* open the input file with generic libav function */
3171 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
85f07f22 3172 if (err < 0) {
79fdaa4c 3173 print_error(filename, err);
296df4e7 3174 av_exit(1);
85f07f22 3175 }
50e143c4 3176 if(opt_programid) {
6d3d3b83
MN
3177 int i, j;
3178 int found=0;