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1 85f07f22 Fabrice Bellard
/*
2 115329f1 Diego Biurrun
 * FFmpeg main
3 01310af2 Fabrice Bellard
 * Copyright (c) 2000-2003 Fabrice Bellard
4 85f07f22 Fabrice Bellard
 *
5 b78e7197 Diego Biurrun
 * This file is part of FFmpeg.
6
 *
7
 * FFmpeg is free software; you can redistribute it and/or
8 bf5af568 Fabrice Bellard
 * modify it under the terms of the GNU Lesser General Public
9
 * License as published by the Free Software Foundation; either
10 b78e7197 Diego Biurrun
 * version 2.1 of the License, or (at your option) any later version.
11 85f07f22 Fabrice Bellard
 *
12 b78e7197 Diego Biurrun
 * FFmpeg is distributed in the hope that it will be useful,
13 85f07f22 Fabrice Bellard
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 bf5af568 Fabrice Bellard
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15
 * Lesser General Public License for more details.
16 85f07f22 Fabrice Bellard
 *
17 bf5af568 Fabrice Bellard
 * You should have received a copy of the GNU Lesser General Public
18 b78e7197 Diego Biurrun
 * License along with FFmpeg; if not, write to the Free Software
19 5509bffa Diego Biurrun
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 85f07f22 Fabrice Bellard
 */
21 364a9607 Diego Biurrun
22 0f4e8165 Ronald S. Bultje
#include "config.h"
23
#include <ctype.h>
24
#include <string.h>
25
#include <math.h>
26
#include <stdlib.h>
27
#include <errno.h>
28 d86b83f8 Ramiro Polla
#include <signal.h>
29 22f7a060 Michael Niedermayer
#include <limits.h>
30 daf8e955 Fabrice Bellard
#include "avformat.h"
31 18a54b04 Luca Abeni
#include "swscale.h"
32 10d104e4 Philip Gladstone
#include "framehook.h"
33 6fd46414 Michael Niedermayer
#include "opt.h"
34 f5a478f6 Roman Shaposhnik
#include "fifo.h"
35 f7d78f36 Måns Rullgård
#include "avstring.h"
36 daf8e955 Fabrice Bellard
37 7495c306 Ramiro Polla
#if !defined(HAVE_GETRUSAGE) && defined(HAVE_GETPROCESSTIMES)
38
#include <windows.h>
39
#endif
40
41 4b54c6d0 Ramiro Polla
#if defined(HAVE_TERMIOS_H)
42 85f07f22 Fabrice Bellard
#include <unistd.h>
43
#include <fcntl.h>
44
#include <sys/ioctl.h>
45
#include <sys/time.h>
46
#include <termios.h>
47 5727b222 Fabrice Bellard
#include <sys/resource.h>
48 4b54c6d0 Ramiro Polla
#elif defined(HAVE_CONIO_H)
49
#include <conio.h>
50 bdc4796f Fabrice Bellard
#endif
51 64c020a8 Michael Niedermayer
#undef time //needed because HAVE_AV_CONFIG_H is defined on top
52 bf5af568 Fabrice Bellard
#include <time.h>
53 85f07f22 Fabrice Bellard
54 f1cc88a5 Diego Biurrun
#include "version.h"
55 01310af2 Fabrice Bellard
#include "cmdutils.h"
56
57 2b18dcd0 Michael Niedermayer
#undef NDEBUG
58
#include <assert.h>
59
60 8aa1e3da Michael Niedermayer
#if !defined(INFINITY) && defined(HUGE_VAL)
61
#define INFINITY HUGE_VAL
62
#endif
63 85f07f22 Fabrice Bellard
64 c367d067 Michael Niedermayer
#undef exit
65
66 85f07f22 Fabrice Bellard
/* select an input stream for an output stream */
67
typedef struct AVStreamMap {
68
    int file_index;
69
    int stream_index;
70 b4a3389e Wolfram Gloger
    int sync_file_index;
71
    int sync_stream_index;
72 85f07f22 Fabrice Bellard
} AVStreamMap;
73
74 0a38bafd Patrice Bensoussan
/** select an input file for an output file */
75
typedef struct AVMetaDataMap {
76
    int out_file;
77
    int in_file;
78
} AVMetaDataMap;
79
80 85f07f22 Fabrice Bellard
extern const OptionDef options[];
81
82 02d504a7 Fabrice Bellard
static void show_help(void);
83
static void show_license(void);
84 637b5326 Michael Niedermayer
static int opt_default(const char *opt, const char *arg);
85 85f07f22 Fabrice Bellard
86
#define MAX_FILES 20
87
88
static AVFormatContext *input_files[MAX_FILES];
89 a6a92a9a Wolfram Gloger
static int64_t input_files_ts_offset[MAX_FILES];
90 85f07f22 Fabrice Bellard
static int nb_input_files = 0;
91
92
static AVFormatContext *output_files[MAX_FILES];
93
static int nb_output_files = 0;
94
95
static AVStreamMap stream_maps[MAX_FILES];
96
static int nb_stream_maps;
97
98 0a38bafd Patrice Bensoussan
static AVMetaDataMap meta_data_maps[MAX_FILES];
99
static int nb_meta_data_maps;
100
101 79fdaa4c Fabrice Bellard
static AVInputFormat *file_iformat;
102
static AVOutputFormat *file_oformat;
103 55cf1959 Michael Niedermayer
static int frame_width  = 0;
104
static int frame_height = 0;
105 880e8ba7 Roman Shaposhnik
static float frame_aspect_ratio = 0;
106 644a9262 Michael Niedermayer
static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
107 1ff93ffc Todd Kirby
static int frame_padtop  = 0;
108
static int frame_padbottom = 0;
109
static int frame_padleft  = 0;
110
static int frame_padright = 0;
111
static int padcolor[3] = {16,128,128}; /* default to black */
112 ab6d194a Michael Niedermayer
static int frame_topBand  = 0;
113
static int frame_bottomBand = 0;
114
static int frame_leftBand  = 0;
115
static int frame_rightBand = 0;
116 cf7fc795 Fabrice Bellard
static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
117 b33ece16 Stefano Sabatini
static AVRational frame_rate = (AVRational) {25,1};
118 158c7f05 Michael Niedermayer
static float video_qscale = 0;
119 9cdd6a24 Michael Niedermayer
static int video_qdiff = 3;
120 84f608f4 Vidar Madsen
static uint16_t *intra_matrix = NULL;
121
static uint16_t *inter_matrix = NULL;
122 ac2830ec Michael Niedermayer
#if 0 //experimental, (can be removed)
123 3aa102be Michael Niedermayer
static float video_rc_qsquish=1.0;
124
static float video_rc_qmod_amp=0;
125
static int video_rc_qmod_freq=0;
126 ac2830ec Michael Niedermayer
#endif
127 3aa102be Michael Niedermayer
static char *video_rc_override_string=NULL;
128
static char *video_rc_eq="tex^qComp";
129 85f07f22 Fabrice Bellard
static int video_disable = 0;
130 f3356e9c Michael Niedermayer
static int video_discard = 0;
131 85f07f22 Fabrice Bellard
static int video_codec_id = CODEC_ID_NONE;
132 b2a2197e Michael Niedermayer
static int video_codec_tag = 0;
133 85f07f22 Fabrice Bellard
static int same_quality = 0;
134 cfcf0ffd Fabrice Bellard
static int do_deinterlace = 0;
135 f560dd82 Michael Niedermayer
static int strict = 0;
136 bb198e19 Michael Niedermayer
static int top_field_first = -1;
137 f4f3223f Michael Niedermayer
static int me_threshold = 0;
138 1a11cbcc Michael Niedermayer
static int intra_dc_precision = 8;
139 5894e1bb Víctor Paesa
static int loop_input = 0;
140 8108551a Todd Kirby
static int loop_output = AVFMT_NOOUTPUTLOOP;
141 0888fd22 Michael Niedermayer
static int qp_hist = 0;
142 85f07f22 Fabrice Bellard
143
static int intra_only = 0;
144
static int audio_sample_rate = 44100;
145 c57c770d Justin Ruggles
#define QSCALE_NONE -99999
146
static float audio_qscale = QSCALE_NONE;
147 85f07f22 Fabrice Bellard
static int audio_disable = 0;
148
static int audio_channels = 1;
149
static int audio_codec_id = CODEC_ID_NONE;
150 b2a2197e Michael Niedermayer
static int audio_codec_tag = 0;
151 cf7fc795 Fabrice Bellard
static char *audio_language = NULL;
152
153 11bf3847 Aurelien Jacobs
static int subtitle_disable = 0;
154 cf7fc795 Fabrice Bellard
static int subtitle_codec_id = CODEC_ID_NONE;
155
static char *subtitle_language = NULL;
156 85f07f22 Fabrice Bellard
157 17c88cb0 Michael Niedermayer
static float mux_preload= 0.5;
158
static float mux_max_delay= 0.7;
159 2db3c638 Michael Niedermayer
160 0c1a9eda Zdenek Kabelac
static int64_t recording_time = 0;
161 8831db5c Michael Niedermayer
static int64_t start_time = 0;
162 4568325a Roman Shaposhnik
static int64_t rec_timestamp = 0;
163 a6a92a9a Wolfram Gloger
static int64_t input_ts_offset = 0;
164 85f07f22 Fabrice Bellard
static int file_overwrite = 0;
165
static char *str_title = NULL;
166
static char *str_author = NULL;
167
static char *str_copyright = NULL;
168
static char *str_comment = NULL;
169 63d5075c Panagiotis Issaris
static char *str_album = NULL;
170 5727b222 Fabrice Bellard
static int do_benchmark = 0;
171 a0663ba4 Fabrice Bellard
static int do_hex_dump = 0;
172 254abc2e Fabrice Bellard
static int do_pkt_dump = 0;
173 43f1708f Juanjo
static int do_psnr = 0;
174 5abdb4b1 Fabrice Bellard
static int do_pass = 0;
175
static char *pass_logfilename = NULL;
176 1629626f Fabrice Bellard
static int audio_stream_copy = 0;
177
static int video_stream_copy = 0;
178 cf7fc795 Fabrice Bellard
static int subtitle_stream_copy = 0;
179 986ebcdb Michael Niedermayer
static int video_sync_method= 1;
180
static int audio_sync_method= 0;
181 72bd8100 Michael Niedermayer
static int copy_ts= 0;
182 ca80810b Calcium
static int opt_shortest = 0; //
183 90ad92b3 Michael Niedermayer
static int video_global_header = 0;
184 b60d1379 Stefano Sabatini
static char *vstats_filename;
185
static FILE *fvstats;
186 5abdb4b1 Fabrice Bellard
187 bdfcbbed Max Krasnyansky
static int rate_emu = 0;
188
189 a5df11ab Fabrice Bellard
static int  video_channel = 0;
190 df0cecdd Luca Abeni
static char *video_standard;
191 79a7c268 Fabrice Bellard
192 a9aa3467 Michael Niedermayer
static int audio_volume = 256;
193 8aa3ee32 Max Krasnyansky
194 d9a916e2 Charles Yates
static int using_stdin = 0;
195 bee0d9e5 Charles Yates
static int using_vhook = 0;
196 f068206e Bill Eldridge
static int verbose = 1;
197 9c3d33d6 Michael Niedermayer
static int thread_count= 1;
198 b51469a0 Leon van Stuivenberg
static int q_pressed = 0;
199 1008ceb3 Michael Niedermayer
static int64_t video_size = 0;
200
static int64_t audio_size = 0;
201
static int64_t extra_size = 0;
202 a6a92a9a Wolfram Gloger
static int nb_frames_dup = 0;
203
static int nb_frames_drop = 0;
204 6e454c38 Luca Abeni
static int input_sync;
205 85ad1b0e Baptiste Coudurier
static uint64_t limit_filesize = 0; //
206 d9a916e2 Charles Yates
207 5b6d5596 Michael Niedermayer
static int pgmyuv_compatibility_hack=0;
208 023857be Harikrishnan Varma
static int dts_delta_threshold = 10;
209 5b6d5596 Michael Niedermayer
210 18a54b04 Luca Abeni
static int sws_flags = SWS_BICUBIC;
211
212 29cc1c23 Benoit Fouet
static const char **opt_names;
213
static int opt_name_count;
214
static AVCodecContext *avctx_opts[CODEC_TYPE_NB];
215
static AVFormatContext *avformat_opts;
216
static struct SwsContext *sws_opts;
217
static int64_t timer_start;
218 8bbf6db9 Michael Niedermayer
219 748c2fca Michael Niedermayer
static AVBitStreamFilterContext *video_bitstream_filters=NULL;
220
static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
221
static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
222 5b6d5596 Michael Niedermayer
223 5abdb4b1 Fabrice Bellard
#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
224 85f07f22 Fabrice Bellard
225 b4a3389e Wolfram Gloger
struct AVInputStream;
226
227 85f07f22 Fabrice Bellard
typedef struct AVOutputStream {
228
    int file_index;          /* file index */
229
    int index;               /* stream index in the output file */
230
    int source_index;        /* AVInputStream index */
231
    AVStream *st;            /* stream in the output file */
232 ec5517d5 Fabrice Bellard
    int encoding_needed;     /* true if encoding needed for this stream */
233
    int frame_number;
234
    /* input pts and corresponding output pts
235
       for A/V sync */
236 b4a3389e Wolfram Gloger
    //double sync_ipts;        /* dts from the AVPacket of the demuxer in second units */
237
    struct AVInputStream *sync_ist; /* input stream to sync against */
238 e928649b Michael Niedermayer
    int64_t sync_opts;       /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
239 85f07f22 Fabrice Bellard
    /* video only */
240 07d0cdfc Luca Abeni
    int video_resample;
241 a4d36c11 Michael Niedermayer
    AVFrame pict_tmp;      /* temporary image for resampling */
242 18a54b04 Luca Abeni
    struct SwsContext *img_resample_ctx; /* for image resampling */
243
    int resample_height;
244 34b10a57 Dieter
245 07d0cdfc Luca Abeni
    int video_crop;
246 34b10a57 Dieter
    int topBand;             /* cropping area sizes */
247
    int leftBand;
248 115329f1 Diego Biurrun
249 07d0cdfc Luca Abeni
    int video_pad;
250 1ff93ffc Todd Kirby
    int padtop;              /* padding area sizes */
251
    int padbottom;
252
    int padleft;
253
    int padright;
254 115329f1 Diego Biurrun
255 85f07f22 Fabrice Bellard
    /* audio only */
256
    int audio_resample;
257
    ReSampleContext *resample; /* for audio resampling */
258 f5a478f6 Roman Shaposhnik
    AVFifoBuffer fifo;     /* for compression: one audio fifo per codec */
259 5abdb4b1 Fabrice Bellard
    FILE *logfile;
260 85f07f22 Fabrice Bellard
} AVOutputStream;
261
262
typedef struct AVInputStream {
263
    int file_index;
264
    int index;
265
    AVStream *st;
266
    int discard;             /* true if stream data should be discarded */
267
    int decoding_needed;     /* true if the packets must be decoded in 'raw_fifo' */
268 0c1a9eda Zdenek Kabelac
    int64_t sample_index;      /* current sample */
269 bdfcbbed Max Krasnyansky
270
    int64_t       start;     /* time when read started */
271
    unsigned long frame;     /* current frame */
272 254abc2e Fabrice Bellard
    int64_t       next_pts;  /* synthetic pts for cases where pkt.pts
273
                                is not defined */
274 e7d0374f Roman Shaposhnik
    int64_t       pts;       /* current pts */
275 ff4905a5 Michael Niedermayer
    int is_start;            /* is 1 at the start and after a discontinuity */
276 85f07f22 Fabrice Bellard
} AVInputStream;
277
278
typedef struct AVInputFile {
279
    int eof_reached;      /* true if eof reached */
280
    int ist_index;        /* index of first stream in ist_table */
281
    int buffer_size;      /* current total buffer size */
282 79fdaa4c Fabrice Bellard
    int nb_streams;       /* nb streams we are aware of */
283 85f07f22 Fabrice Bellard
} AVInputFile;
284
285 e16e49ac Ramiro Polla
#ifdef HAVE_TERMIOS_H
286 bdc4796f Fabrice Bellard
287 85f07f22 Fabrice Bellard
/* init terminal so that we can grab keys */
288
static struct termios oldtty;
289 d86b83f8 Ramiro Polla
#endif
290 85f07f22 Fabrice Bellard
291
static void term_exit(void)
292
{
293 e16e49ac Ramiro Polla
#ifdef HAVE_TERMIOS_H
294 85f07f22 Fabrice Bellard
    tcsetattr (0, TCSANOW, &oldtty);
295 d86b83f8 Ramiro Polla
#endif
296 85f07f22 Fabrice Bellard
}
297
298 9680a722 Roumen Petrov
static volatile sig_atomic_t received_sigterm = 0;
299
300
static void
301
sigterm_handler(int sig)
302
{
303
    received_sigterm = sig;
304
    term_exit();
305
}
306
307 85f07f22 Fabrice Bellard
static void term_init(void)
308
{
309 e16e49ac Ramiro Polla
#ifdef HAVE_TERMIOS_H
310 85f07f22 Fabrice Bellard
    struct termios tty;
311
312
    tcgetattr (0, &tty);
313
    oldtty = tty;
314
315
    tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
316
                          |INLCR|IGNCR|ICRNL|IXON);
317
    tty.c_oflag |= OPOST;
318
    tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
319
    tty.c_cflag &= ~(CSIZE|PARENB);
320
    tty.c_cflag |= CS8;
321
    tty.c_cc[VMIN] = 1;
322
    tty.c_cc[VTIME] = 0;
323 115329f1 Diego Biurrun
324 85f07f22 Fabrice Bellard
    tcsetattr (0, TCSANOW, &tty);
325 d86b83f8 Ramiro Polla
    signal(SIGQUIT, sigterm_handler); /* Quit (POSIX).  */
326
#endif
327 85f07f22 Fabrice Bellard
328 9680a722 Roumen Petrov
    signal(SIGINT , sigterm_handler); /* Interrupt (ANSI).  */
329
    signal(SIGTERM, sigterm_handler); /* Termination (ANSI).  */
330
    /*
331
    register a function to be called at normal program termination
332
    */
333 85f07f22 Fabrice Bellard
    atexit(term_exit);
334 9ddd71fc François Revol
#ifdef CONFIG_BEOS_NETSERVER
335
    fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
336
#endif
337 85f07f22 Fabrice Bellard
}
338
339
/* read a key without blocking */
340
static int read_key(void)
341
{
342 4b54c6d0 Ramiro Polla
#if defined(HAVE_TERMIOS_H)
343 9ddd71fc François Revol
    int n = 1;
344 85f07f22 Fabrice Bellard
    unsigned char ch;
345 9ddd71fc François Revol
#ifndef CONFIG_BEOS_NETSERVER
346
    struct timeval tv;
347 85f07f22 Fabrice Bellard
    fd_set rfds;
348
349
    FD_ZERO(&rfds);
350
    FD_SET(0, &rfds);
351
    tv.tv_sec = 0;
352
    tv.tv_usec = 0;
353
    n = select(1, &rfds, NULL, NULL, &tv);
354 9ddd71fc François Revol
#endif
355 85f07f22 Fabrice Bellard
    if (n > 0) {
356 cb09b2ed Philip Gladstone
        n = read(0, &ch, 1);
357
        if (n == 1)
358 85f07f22 Fabrice Bellard
            return ch;
359 cb09b2ed Philip Gladstone
360
        return n;
361 85f07f22 Fabrice Bellard
    }
362 4b54c6d0 Ramiro Polla
#elif defined(HAVE_CONIO_H)
363
    if(kbhit())
364
        return(getch());
365 d86b83f8 Ramiro Polla
#endif
366 85f07f22 Fabrice Bellard
    return -1;
367
}
368
369 b51469a0 Leon van Stuivenberg
static int decode_interrupt_cb(void)
370
{
371
    return q_pressed || (q_pressed = read_key() == 'q');
372
}
373
374 b29f97d1 Zdenek Kabelac
static int read_ffserver_streams(AVFormatContext *s, const char *filename)
375 85f07f22 Fabrice Bellard
{
376 79fdaa4c Fabrice Bellard
    int i, err;
377 85f07f22 Fabrice Bellard
    AVFormatContext *ic;
378
379 79fdaa4c Fabrice Bellard
    err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
380
    if (err < 0)
381
        return err;
382 85f07f22 Fabrice Bellard
    /* copy stream format */
383
    s->nb_streams = ic->nb_streams;
384
    for(i=0;i<ic->nb_streams;i++) {
385
        AVStream *st;
386 1e491e29 Michael Niedermayer
387 f37f8d4c Alex Beregszaszi
        // FIXME: a more elegant solution is needed
388 e1031171 Alex Beregszaszi
        st = av_mallocz(sizeof(AVStream));
389 85f07f22 Fabrice Bellard
        memcpy(st, ic->streams[i], sizeof(AVStream));
390 f37f8d4c Alex Beregszaszi
        st->codec = avcodec_alloc_context();
391
        memcpy(st->codec, ic->streams[i]->codec, sizeof(AVCodecContext));
392 85f07f22 Fabrice Bellard
        s->streams[i] = st;
393
    }
394
395
    av_close_input_file(ic);
396
    return 0;
397
}
398
399 b4a3389e Wolfram Gloger
static double
400
get_sync_ipts(const AVOutputStream *ost)
401
{
402
    const AVInputStream *ist = ost->sync_ist;
403 fec401f7 Michael Niedermayer
    return (double)(ist->pts - start_time)/AV_TIME_BASE;
404 b4a3389e Wolfram Gloger
}
405
406 748c2fca Michael Niedermayer
static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
407
    while(bsfc){
408
        AVPacket new_pkt= *pkt;
409
        int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
410
                                          &new_pkt.data, &new_pkt.size,
411
                                          pkt->data, pkt->size,
412
                                          pkt->flags & PKT_FLAG_KEY);
413
        if(a){
414
            av_free_packet(pkt);
415
            new_pkt.destruct= av_destruct_packet;
416
        }
417
        *pkt= new_pkt;
418
419
        bsfc= bsfc->next;
420
    }
421
422
    av_interleaved_write_frame(s, pkt);
423
}
424
425 817b23ff Fabrice Bellard
#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
426 85f07f22 Fabrice Bellard
427 115329f1 Diego Biurrun
static void do_audio_out(AVFormatContext *s,
428
                         AVOutputStream *ost,
429 85f07f22 Fabrice Bellard
                         AVInputStream *ist,
430
                         unsigned char *buf, int size)
431
{
432 0c1a9eda Zdenek Kabelac
    uint8_t *buftmp;
433 d66c7abc Sylvain Corré
    static uint8_t *audio_buf = NULL;
434
    static uint8_t *audio_out = NULL;
435 558eae03 Michael Niedermayer
    const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
436 d66c7abc Sylvain Corré
437 85f07f22 Fabrice Bellard
    int size_out, frame_bytes, ret;
438 01f4895c Michael Niedermayer
    AVCodecContext *enc= ost->st->codec;
439 85f07f22 Fabrice Bellard
440 d66c7abc Sylvain Corré
    /* SC: dynamic allocation of buffers */
441
    if (!audio_buf)
442
        audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
443
    if (!audio_out)
444 558eae03 Michael Niedermayer
        audio_out = av_malloc(audio_out_size);
445 d66c7abc Sylvain Corré
    if (!audio_buf || !audio_out)
446
        return;               /* Should signal an error ! */
447
448 986ebcdb Michael Niedermayer
    if(audio_sync_method){
449 115329f1 Diego Biurrun
        double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
450 f5a478f6 Roman Shaposhnik
                - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2);
451 01f4895c Michael Niedermayer
        double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
452
        int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
453 ff4905a5 Michael Niedermayer
454 986ebcdb Michael Niedermayer
        //FIXME resample delay
455
        if(fabs(delta) > 50){
456 ff4905a5 Michael Niedermayer
            if(ist->is_start){
457
                if(byte_delta < 0){
458 f41dd5aa Michael Niedermayer
                    byte_delta= FFMAX(byte_delta, -size);
459 ff4905a5 Michael Niedermayer
                    size += byte_delta;
460
                    buf  -= byte_delta;
461
                    if(verbose > 2)
462
                        fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
463
                    if(!size)
464
                        return;
465
                    ist->is_start=0;
466
                }else{
467
                    static uint8_t *input_tmp= NULL;
468
                    input_tmp= av_realloc(input_tmp, byte_delta + size);
469
470
                    if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
471
                        ist->is_start=0;
472
                    else
473
                        byte_delta= MAX_AUDIO_PACKET_SIZE - size;
474
475
                    memset(input_tmp, 0, byte_delta);
476
                    memcpy(input_tmp + byte_delta, buf, size);
477
                    buf= input_tmp;
478
                    size += byte_delta;
479
                    if(verbose > 2)
480
                        fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
481
                }
482
            }else if(audio_sync_method>1){
483 f66e4f5f Reimar Döffinger
                int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
484 ff4905a5 Michael Niedermayer
                assert(ost->audio_resample);
485
                if(verbose > 2)
486
                    fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
487 949b1a13 Steve L'Homme
//                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));
488 ff4905a5 Michael Niedermayer
                av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
489
            }
490 115329f1 Diego Biurrun
        }
491 986ebcdb Michael Niedermayer
    }else
492 b4a3389e Wolfram Gloger
        ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
493 f5a478f6 Roman Shaposhnik
                        - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
494 85f07f22 Fabrice Bellard
495
    if (ost->audio_resample) {
496
        buftmp = audio_buf;
497 115329f1 Diego Biurrun
        size_out = audio_resample(ost->resample,
498 85f07f22 Fabrice Bellard
                                  (short *)buftmp, (short *)buf,
499 01f4895c Michael Niedermayer
                                  size / (ist->st->codec->channels * 2));
500 85f07f22 Fabrice Bellard
        size_out = size_out * enc->channels * 2;
501
    } else {
502
        buftmp = buf;
503
        size_out = size;
504
    }
505
506
    /* now encode as many frames as possible */
507 a0663ba4 Fabrice Bellard
    if (enc->frame_size > 1) {
508 85f07f22 Fabrice Bellard
        /* output resampled raw samples */
509 f5a478f6 Roman Shaposhnik
        av_fifo_write(&ost->fifo, buftmp, size_out);
510 85f07f22 Fabrice Bellard
511
        frame_bytes = enc->frame_size * 2 * enc->channels;
512 115329f1 Diego Biurrun
513 f5a478f6 Roman Shaposhnik
        while (av_fifo_read(&ost->fifo, audio_buf, frame_bytes) == 0) {
514 e928649b Michael Niedermayer
            AVPacket pkt;
515
            av_init_packet(&pkt);
516
517 115329f1 Diego Biurrun
            ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
518 a0663ba4 Fabrice Bellard
                                       (short *)audio_buf);
519 1008ceb3 Michael Niedermayer
            audio_size += ret;
520 e928649b Michael Niedermayer
            pkt.stream_index= ost->index;
521
            pkt.data= audio_out;
522
            pkt.size= ret;
523 e7902f20 Michael Niedermayer
            if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
524 c0df9d75 Michael Niedermayer
                pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
525 e928649b Michael Niedermayer
            pkt.flags |= PKT_FLAG_KEY;
526 748c2fca Michael Niedermayer
            write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
527 115329f1 Diego Biurrun
528 986ebcdb Michael Niedermayer
            ost->sync_opts += enc->frame_size;
529 85f07f22 Fabrice Bellard
        }
530
    } else {
531 e928649b Michael Niedermayer
        AVPacket pkt;
532
        av_init_packet(&pkt);
533 986ebcdb Michael Niedermayer
534 c43042a7 Michael Niedermayer
        ost->sync_opts += size_out / (2 * enc->channels);
535 986ebcdb Michael Niedermayer
536 a0663ba4 Fabrice Bellard
        /* output a pcm frame */
537
        /* XXX: change encoding codec API to avoid this ? */
538
        switch(enc->codec->id) {
539 b461b3bc Reimar Döffinger
        case CODEC_ID_PCM_S32LE:
540
        case CODEC_ID_PCM_S32BE:
541
        case CODEC_ID_PCM_U32LE:
542
        case CODEC_ID_PCM_U32BE:
543
            size_out = size_out << 1;
544
            break;
545
        case CODEC_ID_PCM_S24LE:
546
        case CODEC_ID_PCM_S24BE:
547
        case CODEC_ID_PCM_U24LE:
548
        case CODEC_ID_PCM_U24BE:
549
        case CODEC_ID_PCM_S24DAUD:
550
            size_out = size_out / 2 * 3;
551
            break;
552 a0663ba4 Fabrice Bellard
        case CODEC_ID_PCM_S16LE:
553
        case CODEC_ID_PCM_S16BE:
554
        case CODEC_ID_PCM_U16LE:
555
        case CODEC_ID_PCM_U16BE:
556
            break;
557
        default:
558
            size_out = size_out >> 1;
559
            break;
560
        }
561 115329f1 Diego Biurrun
        ret = avcodec_encode_audio(enc, audio_out, size_out,
562 bb270c08 Diego Biurrun
                                   (short *)buftmp);
563 1008ceb3 Michael Niedermayer
        audio_size += ret;
564 e928649b Michael Niedermayer
        pkt.stream_index= ost->index;
565
        pkt.data= audio_out;
566
        pkt.size= ret;
567 e7902f20 Michael Niedermayer
        if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
568 c0df9d75 Michael Niedermayer
            pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
569 e928649b Michael Niedermayer
        pkt.flags |= PKT_FLAG_KEY;
570 748c2fca Michael Niedermayer
        write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
571 85f07f22 Fabrice Bellard
    }
572
}
573
574 10d104e4 Philip Gladstone
static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
575
{
576
    AVCodecContext *dec;
577
    AVPicture *picture2;
578
    AVPicture picture_tmp;
579 0c1a9eda Zdenek Kabelac
    uint8_t *buf = 0;
580 10d104e4 Philip Gladstone
581 01f4895c Michael Niedermayer
    dec = ist->st->codec;
582 10d104e4 Philip Gladstone
583
    /* deinterlace : must be done before any resize */
584 bee0d9e5 Charles Yates
    if (do_deinterlace || using_vhook) {
585 10d104e4 Philip Gladstone
        int size;
586
587
        /* create temporary picture */
588
        size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
589
        buf = av_malloc(size);
590
        if (!buf)
591
            return;
592 115329f1 Diego Biurrun
593 10d104e4 Philip Gladstone
        picture2 = &picture_tmp;
594
        avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
595
596 dafc3856 Michael Niedermayer
        if (do_deinterlace){
597 115329f1 Diego Biurrun
            if(avpicture_deinterlace(picture2, picture,
598 dafc3856 Michael Niedermayer
                                     dec->pix_fmt, dec->width, dec->height) < 0) {
599
                /* if error, do not deinterlace */
600
                av_free(buf);
601
                buf = NULL;
602
                picture2 = picture;
603
            }
604
        } else {
605 636d6a4a Panagiotis Issaris
            av_picture_copy(picture2, picture, dec->pix_fmt, dec->width, dec->height);
606 bee0d9e5 Charles Yates
        }
607 10d104e4 Philip Gladstone
    } else {
608
        picture2 = picture;
609
    }
610
611 d0f596b4 Diego Biurrun
    if (ENABLE_VHOOK)
612 390d5a7c Diego Biurrun
        frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height,
613
                           1000000 * ist->pts / AV_TIME_BASE);
614 10d104e4 Philip Gladstone
615
    if (picture != picture2)
616
        *picture = *picture2;
617
    *bufp = buf;
618
}
619
620 ec5517d5 Fabrice Bellard
/* we begin to correct av delay at this threshold */
621
#define AV_DELAY_MAX 0.100
622 85f07f22 Fabrice Bellard
623 115329f1 Diego Biurrun
static void do_subtitle_out(AVFormatContext *s,
624
                            AVOutputStream *ost,
625 cf7fc795 Fabrice Bellard
                            AVInputStream *ist,
626
                            AVSubtitle *sub,
627
                            int64_t pts)
628
{
629
    static uint8_t *subtitle_out = NULL;
630
    int subtitle_out_max_size = 65536;
631
    int subtitle_out_size, nb, i;
632
    AVCodecContext *enc;
633
    AVPacket pkt;
634
635
    if (pts == AV_NOPTS_VALUE) {
636
        fprintf(stderr, "Subtitle packets must have a pts\n");
637
        return;
638
    }
639
640 01f4895c Michael Niedermayer
    enc = ost->st->codec;
641 cf7fc795 Fabrice Bellard
642
    if (!subtitle_out) {
643
        subtitle_out = av_malloc(subtitle_out_max_size);
644
    }
645
646
    /* Note: DVB subtitle need one packet to draw them and one other
647
       packet to clear them */
648
    /* XXX: signal it in the codec context ? */
649
    if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
650
        nb = 2;
651
    else
652
        nb = 1;
653
654
    for(i = 0; i < nb; i++) {
655 115329f1 Diego Biurrun
        subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
656 cf7fc795 Fabrice Bellard
                                                    subtitle_out_max_size, sub);
657 115329f1 Diego Biurrun
658 cf7fc795 Fabrice Bellard
        av_init_packet(&pkt);
659
        pkt.stream_index = ost->index;
660
        pkt.data = subtitle_out;
661
        pkt.size = subtitle_out_size;
662 fec401f7 Michael Niedermayer
        pkt.pts = av_rescale_q(pts, ist->st->time_base, ost->st->time_base);
663 cf7fc795 Fabrice Bellard
        if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
664
            /* XXX: the pts correction is handled here. Maybe handling
665
               it in the codec would be better */
666
            if (i == 0)
667
                pkt.pts += 90 * sub->start_display_time;
668
            else
669
                pkt.pts += 90 * sub->end_display_time;
670
        }
671 748c2fca Michael Niedermayer
        write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
672 cf7fc795 Fabrice Bellard
    }
673
}
674
675 8a6cb114 Michael Niedermayer
static int bit_buffer_size= 1024*256;
676 27537106 Michael Niedermayer
static uint8_t *bit_buffer= NULL;
677 1ff93ffc Todd Kirby
678 115329f1 Diego Biurrun
static void do_video_out(AVFormatContext *s,
679
                         AVOutputStream *ost,
680 85f07f22 Fabrice Bellard
                         AVInputStream *ist,
681 7a0f9d7e Fabrice Bellard
                         AVFrame *in_picture,
682 986ebcdb Michael Niedermayer
                         int *frame_size)
683 85f07f22 Fabrice Bellard
{
684 ec5517d5 Fabrice Bellard
    int nb_frames, i, ret;
685 07d0cdfc Luca Abeni
    AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
686 18a54b04 Luca Abeni
    AVFrame picture_crop_temp, picture_pad_temp;
687 cfcf0ffd Fabrice Bellard
    AVCodecContext *enc, *dec;
688 115329f1 Diego Biurrun
689 a4d36c11 Michael Niedermayer
    avcodec_get_frame_defaults(&picture_crop_temp);
690 07d0cdfc Luca Abeni
    avcodec_get_frame_defaults(&picture_pad_temp);
691 a4d36c11 Michael Niedermayer
692 01f4895c Michael Niedermayer
    enc = ost->st->codec;
693
    dec = ist->st->codec;
694 85f07f22 Fabrice Bellard
695 ec5517d5 Fabrice Bellard
    /* by default, we output a single frame */
696
    nb_frames = 1;
697
698 204c0f48 Philip Gladstone
    *frame_size = 0;
699
700 986ebcdb Michael Niedermayer
    if(video_sync_method){
701 10d104e4 Philip Gladstone
        double vdelta;
702 b4a3389e Wolfram Gloger
        vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts;
703 e928649b Michael Niedermayer
        //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
704
        if (vdelta < -1.1)
705
            nb_frames = 0;
706
        else if (vdelta > 1.1)
707 70122f29 Michael Niedermayer
            nb_frames = lrintf(vdelta);
708 949b1a13 Steve L'Homme
//fprintf(stderr, "vdelta:%f, ost->sync_opts:%"PRId64", ost->sync_ipts:%f nb_frames:%d\n", vdelta, ost->sync_opts, ost->sync_ipts, nb_frames);
709 50c3dd32 Michael Niedermayer
        if (nb_frames == 0){
710
            ++nb_frames_drop;
711
            if (verbose>2)
712
                fprintf(stderr, "*** drop!\n");
713 8300609b Michael Niedermayer
        }else if (nb_frames > 1) {
714
            nb_frames_dup += nb_frames;
715 50c3dd32 Michael Niedermayer
            if (verbose>2)
716 8300609b Michael Niedermayer
                fprintf(stderr, "*** %d dup!\n", nb_frames-1);
717 50c3dd32 Michael Niedermayer
        }
718
    }else
719 b4a3389e Wolfram Gloger
        ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
720 445f1b83 Roman Shaposhnik
721 7ca60994 Michael Niedermayer
    nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
722 115329f1 Diego Biurrun
    if (nb_frames <= 0)
723 85f07f22 Fabrice Bellard
        return;
724 ce7c56c2 Juanjo
725 07d0cdfc Luca Abeni
    if (ost->video_crop) {
726 636d6a4a Panagiotis Issaris
        if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
727 07d0cdfc Luca Abeni
            av_log(NULL, AV_LOG_ERROR, "error cropping picture\n");
728 4e780252 Limin Wang
            return;
729 07d0cdfc Luca Abeni
        }
730
        formatted_picture = &picture_crop_temp;
731 18a54b04 Luca Abeni
    } else {
732
        formatted_picture = in_picture;
733 07d0cdfc Luca Abeni
    }
734
735
    final_picture = formatted_picture;
736
    padding_src = formatted_picture;
737
    resampling_dst = &ost->pict_tmp;
738
    if (ost->video_pad) {
739
        final_picture = &ost->pict_tmp;
740
        if (ost->video_resample) {
741 636d6a4a Panagiotis Issaris
            if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {
742 07d0cdfc Luca Abeni
                av_log(NULL, AV_LOG_ERROR, "error padding picture\n");
743 4e780252 Limin Wang
                return;
744 07d0cdfc Luca Abeni
            }
745
            resampling_dst = &picture_pad_temp;
746
        }
747
    }
748
749 85f07f22 Fabrice Bellard
    if (ost->video_resample) {
750 07d0cdfc Luca Abeni
        padding_src = NULL;
751 34b10a57 Dieter
        final_picture = &ost->pict_tmp;
752 18a54b04 Luca Abeni
        sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
753
              0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
754 f122deb4 Luca Abeni
    }
755 07d0cdfc Luca Abeni
756
    if (ost->video_pad) {
757 636d6a4a Panagiotis Issaris
        av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
758 07d0cdfc Luca Abeni
                enc->height, enc->width, enc->pix_fmt,
759
                ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
760 85f07f22 Fabrice Bellard
    }
761 07d0cdfc Luca Abeni
762 85f07f22 Fabrice Bellard
    /* duplicates frame if needed */
763 ec5517d5 Fabrice Bellard
    for(i=0;i<nb_frames;i++) {
764 e928649b Michael Niedermayer
        AVPacket pkt;
765
        av_init_packet(&pkt);
766
        pkt.stream_index= ost->index;
767
768 e8750b00 Fred Rothganger
        if (s->oformat->flags & AVFMT_RAWPICTURE) {
769
            /* raw pictures are written as AVPicture structure to
770
               avoid any copies. We support temorarily the older
771
               method. */
772 2744ca9a Roman Shaposhnik
            AVFrame* old_frame = enc->coded_frame;
773 bb270c08 Diego Biurrun
            enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
774 e928649b Michael Niedermayer
            pkt.data= (uint8_t *)final_picture;
775
            pkt.size=  sizeof(AVPicture);
776 e7902f20 Michael Niedermayer
            if(dec->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
777 c0df9d75 Michael Niedermayer
                pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
778 e928649b Michael Niedermayer
            if(dec->coded_frame && dec->coded_frame->key_frame)
779
                pkt.flags |= PKT_FLAG_KEY;
780
781 748c2fca Michael Niedermayer
            write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
782 bb270c08 Diego Biurrun
            enc->coded_frame = old_frame;
783 e8750b00 Fred Rothganger
        } else {
784 492cd3a9 Michael Niedermayer
            AVFrame big_picture;
785 a4d36c11 Michael Niedermayer
786
            big_picture= *final_picture;
787 7a0f9d7e Fabrice Bellard
            /* better than nothing: use input picture interlaced
788
               settings */
789
            big_picture.interlaced_frame = in_picture->interlaced_frame;
790 23b254fb Benoit Fouet
            if(avctx_opts[CODEC_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
791 bb198e19 Michael Niedermayer
                if(top_field_first == -1)
792
                    big_picture.top_field_first = in_picture->top_field_first;
793
                else
794 2a8edc5d Michael Niedermayer
                    big_picture.top_field_first = top_field_first;
795 bb198e19 Michael Niedermayer
            }
796 7a0f9d7e Fabrice Bellard
797 85f07f22 Fabrice Bellard
            /* handles sameq here. This is not correct because it may
798
               not be a global option */
799
            if (same_quality) {
800 1e491e29 Michael Niedermayer
                big_picture.quality = ist->st->quality;
801
            }else
802
                big_picture.quality = ost->st->quality;
803 f4f3223f Michael Niedermayer
            if(!me_threshold)
804
                big_picture.pict_type = 0;
805 50c3dd32 Michael Niedermayer
//            big_picture.pts = AV_NOPTS_VALUE;
806 c0df9d75 Michael Niedermayer
            big_picture.pts= ost->sync_opts;
807
//            big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
808 949b1a13 Steve L'Homme
//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
809 115329f1 Diego Biurrun
            ret = avcodec_encode_video(enc,
810 8a6cb114 Michael Niedermayer
                                       bit_buffer, bit_buffer_size,
811 1e491e29 Michael Niedermayer
                                       &big_picture);
812 4156a436 Panagiotis Issaris
            if (ret == -1) {
813
                fprintf(stderr, "Video encoding failed\n");
814
                exit(1);
815
            }
816 44429457 Juanjo
            //enc->frame_number = enc->real_pict_num;
817 4bbc6260 Michael Niedermayer
            if(ret>0){
818 27537106 Michael Niedermayer
                pkt.data= bit_buffer;
819 e928649b Michael Niedermayer
                pkt.size= ret;
820 e7902f20 Michael Niedermayer
                if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
821 c0df9d75 Michael Niedermayer
                    pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
822 949b1a13 Steve L'Homme
/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
823 c0df9d75 Michael Niedermayer
   pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1,
824
   pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
825 50c3dd32 Michael Niedermayer
826 e928649b Michael Niedermayer
                if(enc->coded_frame && enc->coded_frame->key_frame)
827
                    pkt.flags |= PKT_FLAG_KEY;
828 748c2fca Michael Niedermayer
                write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
829 e928649b Michael Niedermayer
                *frame_size = ret;
830
                //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
831
                //        enc->frame_number-1, enc->real_pict_num, ret,
832
                //        enc->pict_type);
833
                /* if two pass, output log */
834
                if (ost->logfile && enc->stats_out) {
835
                    fprintf(ost->logfile, "%s", enc->stats_out);
836
                }
837 5abdb4b1 Fabrice Bellard
            }
838 85f07f22 Fabrice Bellard
        }
839 50c3dd32 Michael Niedermayer
        ost->sync_opts++;
840 ec5517d5 Fabrice Bellard
        ost->frame_number++;
841 85f07f22 Fabrice Bellard
    }
842
}
843
844 140cb663 Michael Niedermayer
static double psnr(double d){
845
    if(d==0) return INFINITY;
846 b29f97d1 Zdenek Kabelac
    return -10.0*log(d)/log(10.0);
847 140cb663 Michael Niedermayer
}
848
849 115329f1 Diego Biurrun
static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
850 ec5517d5 Fabrice Bellard
                           int frame_size)
851 ce7c56c2 Juanjo
{
852
    AVCodecContext *enc;
853
    int frame_number;
854
    double ti1, bitrate, avg_bitrate;
855 115329f1 Diego Biurrun
856 b60d1379 Stefano Sabatini
    /* this is executed just the first time do_video_stats is called */
857 4bd0c2b1 Benoit Fouet
    if (!fvstats) {
858 b60d1379 Stefano Sabatini
        fvstats = fopen(vstats_filename, "w");
859 4bd0c2b1 Benoit Fouet
        if (!fvstats) {
860
            perror("fopen");
861
            exit(1);
862
        }
863
    }
864
865 01f4895c Michael Niedermayer
    enc = ost->st->codec;
866 ce7c56c2 Juanjo
    if (enc->codec_type == CODEC_TYPE_VIDEO) {
867 ec5517d5 Fabrice Bellard
        frame_number = ost->frame_number;
868 158c7f05 Michael Niedermayer
        fprintf(fvstats, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
869 140cb663 Michael Niedermayer
        if (enc->flags&CODEC_FLAG_PSNR)
870 492cd3a9 Michael Niedermayer
            fprintf(fvstats, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
871 115329f1 Diego Biurrun
872 ce7c56c2 Juanjo
        fprintf(fvstats,"f_size= %6d ", frame_size);
873 ec5517d5 Fabrice Bellard
        /* compute pts value */
874 c0df9d75 Michael Niedermayer
        ti1 = ost->sync_opts * av_q2d(enc->time_base);
875 ce7c56c2 Juanjo
        if (ti1 < 0.01)
876
            ti1 = 0.01;
877 115329f1 Diego Biurrun
878 c0df9d75 Michael Niedermayer
        bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
879 1008ceb3 Michael Niedermayer
        avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
880 ce7c56c2 Juanjo
        fprintf(fvstats, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
881 1008ceb3 Michael Niedermayer
            (double)video_size / 1024, ti1, bitrate, avg_bitrate);
882 115329f1 Diego Biurrun
        fprintf(fvstats,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
883 ce7c56c2 Juanjo
    }
884 ec5517d5 Fabrice Bellard
}
885
886 b29f97d1 Zdenek Kabelac
static void print_report(AVFormatContext **output_files,
887 bb270c08 Diego Biurrun
                         AVOutputStream **ost_table, int nb_ostreams,
888
                         int is_last_report)
889 ec5517d5 Fabrice Bellard
{
890
    char buf[1024];
891
    AVOutputStream *ost;
892
    AVFormatContext *oc, *os;
893 0c1a9eda Zdenek Kabelac
    int64_t total_size;
894 ec5517d5 Fabrice Bellard
    AVCodecContext *enc;
895
    int frame_number, vid, i;
896
    double bitrate, ti1, pts;
897 0c1a9eda Zdenek Kabelac
    static int64_t last_time = -1;
898 0888fd22 Michael Niedermayer
    static int qp_histogram[52];
899 115329f1 Diego Biurrun
900 ec5517d5 Fabrice Bellard
    if (!is_last_report) {
901 0c1a9eda Zdenek Kabelac
        int64_t cur_time;
902 ec5517d5 Fabrice Bellard
        /* display the report every 0.5 seconds */
903
        cur_time = av_gettime();
904
        if (last_time == -1) {
905
            last_time = cur_time;
906
            return;
907 115329f1 Diego Biurrun
        }
908 ec5517d5 Fabrice Bellard
        if ((cur_time - last_time) < 500000)
909
            return;
910
        last_time = cur_time;
911
    }
912
913 ce7c56c2 Juanjo
914 ec5517d5 Fabrice Bellard
    oc = output_files[0];
915
916 859d95ba Michael Niedermayer
    total_size = url_fsize(&oc->pb);
917
    if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
918
        total_size= url_ftell(&oc->pb);
919 115329f1 Diego Biurrun
920 ec5517d5 Fabrice Bellard
    buf[0] = '\0';
921
    ti1 = 1e10;
922
    vid = 0;
923
    for(i=0;i<nb_ostreams;i++) {
924
        ost = ost_table[i];
925
        os = output_files[ost->file_index];
926 01f4895c Michael Niedermayer
        enc = ost->st->codec;
927 10d104e4 Philip Gladstone
        if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
928 0ecca7a4 Michael Niedermayer
            snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
929 158c7f05 Michael Niedermayer
                    enc->coded_frame->quality/(float)FF_QP2LAMBDA);
930 10d104e4 Philip Gladstone
        }
931 ec5517d5 Fabrice Bellard
        if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
932 7fc98937 Limin Wang
            float t = (av_gettime()-timer_start) / 1000000.0;
933
934 ec5517d5 Fabrice Bellard
            frame_number = ost->frame_number;
935 7fc98937 Limin Wang
            snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
936
                     frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
937
                     enc->coded_frame ? enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
938 890972be Michael Niedermayer
            if(is_last_report)
939 0ecca7a4 Michael Niedermayer
                snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
940 0888fd22 Michael Niedermayer
            if(qp_hist && enc->coded_frame){
941
                int j;
942
                int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
943
                if(qp>=0 && qp<sizeof(qp_histogram)/sizeof(int))
944
                    qp_histogram[qp]++;
945
                for(j=0; j<32; j++)
946
                    snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
947
            }
948 890972be Michael Niedermayer
            if (enc->flags&CODEC_FLAG_PSNR){
949
                int j;
950
                double error, error_sum=0;
951
                double scale, scale_sum=0;
952
                char type[3]= {'Y','U','V'};
953 0ecca7a4 Michael Niedermayer
                snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
954 890972be Michael Niedermayer
                for(j=0; j<3; j++){
955
                    if(is_last_report){
956
                        error= enc->error[j];
957
                        scale= enc->width*enc->height*255.0*255.0*frame_number;
958
                    }else{
959
                        error= enc->coded_frame->error[j];
960
                        scale= enc->width*enc->height*255.0*255.0;
961
                    }
962
                    if(j) scale/=4;
963
                    error_sum += error;
964
                    scale_sum += scale;
965 0ecca7a4 Michael Niedermayer
                    snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
966 890972be Michael Niedermayer
                }
967 0ecca7a4 Michael Niedermayer
                snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
968 890972be Michael Niedermayer
            }
969 ec5517d5 Fabrice Bellard
            vid = 1;
970
        }
971
        /* compute min output value */
972 43924f01 Alex Beregszaszi
        pts = (double)ost->st->pts.val * av_q2d(ost->st->time_base);
973 5d9827bc Kareila
        if ((pts < ti1) && (pts > 0))
974 ec5517d5 Fabrice Bellard
            ti1 = pts;
975
    }
976
    if (ti1 < 0.01)
977
        ti1 = 0.01;
978 115329f1 Diego Biurrun
979 f068206e Bill Eldridge
    if (verbose || is_last_report) {
980
        bitrate = (double)(total_size * 8) / ti1 / 1000.0;
981 115329f1 Diego Biurrun
982
        snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
983 ec5517d5 Fabrice Bellard
            "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
984
            (double)total_size / 1024, ti1, bitrate);
985 a6a92a9a Wolfram Gloger
986 bb270c08 Diego Biurrun
        if (verbose > 1)
987
          snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
988
                  nb_frames_dup, nb_frames_drop);
989 115329f1 Diego Biurrun
990 d8019eb5 Allen Day
        if (verbose >= 0)
991
            fprintf(stderr, "%s    \r", buf);
992
993 ec5517d5 Fabrice Bellard
        fflush(stderr);
994
    }
995 115329f1 Diego Biurrun
996 1008ceb3 Michael Niedermayer
    if (is_last_report && verbose >= 0){
997
        int64_t raw= audio_size + video_size + extra_size;
998 f068206e Bill Eldridge
        fprintf(stderr, "\n");
999 1008ceb3 Michael Niedermayer
        fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1000
                video_size/1024.0,
1001
                audio_size/1024.0,
1002
                extra_size/1024.0,
1003
                100.0*(total_size - raw)/raw
1004
        );
1005
    }
1006 ce7c56c2 Juanjo
}
1007
1008 a700a6ae Fabrice Bellard
/* pkt = NULL means EOF (needed to flush decoder buffers) */
1009
static int output_packet(AVInputStream *ist, int ist_index,
1010
                         AVOutputStream **ost_table, int nb_ostreams,
1011 4b85a28f Wolfram Gloger
                         const AVPacket *pkt)
1012 a700a6ae Fabrice Bellard
{
1013
    AVFormatContext *os;
1014
    AVOutputStream *ost;
1015
    uint8_t *ptr;
1016
    int len, ret, i;
1017
    uint8_t *data_buf;
1018
    int data_size, got_picture;
1019
    AVFrame picture;
1020
    void *buffer_to_free;
1021 f038fe8b Diego Biurrun
    static unsigned int samples_size= 0;
1022 78953e62 Michael Niedermayer
    static short *samples= NULL;
1023 cf7fc795 Fabrice Bellard
    AVSubtitle subtitle, *subtitle_to_free;
1024
    int got_subtitle;
1025 115329f1 Diego Biurrun
1026 2b18dcd0 Michael Niedermayer
    if(!pkt){
1027
        ist->pts= ist->next_pts; // needed for last packet if vsync=0
1028
    } else if (pkt->dts != AV_NOPTS_VALUE) { //FIXME seems redundant, as libavformat does this too
1029 c0df9d75 Michael Niedermayer
        ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1030 a700a6ae Fabrice Bellard
    } else {
1031 a603bf8d Michael Niedermayer
//        assert(ist->pts == ist->next_pts);
1032 a700a6ae Fabrice Bellard
    }
1033 115329f1 Diego Biurrun
1034 a700a6ae Fabrice Bellard
    if (pkt == NULL) {
1035
        /* EOF handling */
1036
        ptr = NULL;
1037
        len = 0;
1038
        goto handle_eof;
1039
    }
1040
1041
    len = pkt->size;
1042
    ptr = pkt->data;
1043
    while (len > 0) {
1044
    handle_eof:
1045
        /* decode the packet if needed */
1046
        data_buf = NULL; /* fail safe */
1047
        data_size = 0;
1048 cf7fc795 Fabrice Bellard
        subtitle_to_free = NULL;
1049 a700a6ae Fabrice Bellard
        if (ist->decoding_needed) {
1050 01f4895c Michael Niedermayer
            switch(ist->st->codec->codec_type) {
1051 df84ac2e Michael Niedermayer
            case CODEC_TYPE_AUDIO:{
1052 115329f1 Diego Biurrun
                if(pkt)
1053 5508d26b Baptiste Coudurier
                    samples= av_fast_realloc(samples, &samples_size, FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE));
1054 5d55e966 Michael Niedermayer
                data_size= samples_size;
1055 a700a6ae Fabrice Bellard
                    /* XXX: could avoid copy if PCM 16 bits with same
1056
                       endianness as CPU */
1057 5d55e966 Michael Niedermayer
                ret = avcodec_decode_audio2(ist->st->codec, samples, &data_size,
1058 a700a6ae Fabrice Bellard
                                           ptr, len);
1059
                if (ret < 0)
1060
                    goto fail_decode;
1061
                ptr += ret;
1062
                len -= ret;
1063
                /* Some bug in mpeg audio decoder gives */
1064
                /* data_size < 0, it seems they are overflows */
1065
                if (data_size <= 0) {
1066
                    /* no audio frame */
1067
                    continue;
1068
                }
1069
                data_buf = (uint8_t *)samples;
1070 115329f1 Diego Biurrun
                ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
1071 01f4895c Michael Niedermayer
                    (ist->st->codec->sample_rate * ist->st->codec->channels);
1072 df84ac2e Michael Niedermayer
                break;}
1073 a700a6ae Fabrice Bellard
            case CODEC_TYPE_VIDEO:
1074 01f4895c Michael Niedermayer
                    data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
1075 a700a6ae Fabrice Bellard
                    /* XXX: allocate picture correctly */
1076 9740beff Michael Niedermayer
                    avcodec_get_frame_defaults(&picture);
1077
1078 115329f1 Diego Biurrun
                    ret = avcodec_decode_video(ist->st->codec,
1079 a700a6ae Fabrice Bellard
                                               &picture, &got_picture, ptr, len);
1080
                    ist->st->quality= picture.quality;
1081 115329f1 Diego Biurrun
                    if (ret < 0)
1082 a700a6ae Fabrice Bellard
                        goto fail_decode;
1083
                    if (!got_picture) {
1084
                        /* no picture yet */
1085
                        goto discard_packet;
1086
                    }
1087 01f4895c Michael Niedermayer
                    if (ist->st->codec->time_base.num != 0) {
1088 115329f1 Diego Biurrun
                        ist->next_pts += ((int64_t)AV_TIME_BASE *
1089 01f4895c Michael Niedermayer
                                          ist->st->codec->time_base.num) /
1090
                            ist->st->codec->time_base.den;
1091 a700a6ae Fabrice Bellard
                    }
1092
                    len = 0;
1093
                    break;
1094 cf7fc795 Fabrice Bellard
            case CODEC_TYPE_SUBTITLE:
1095 115329f1 Diego Biurrun
                ret = avcodec_decode_subtitle(ist->st->codec,
1096 cf7fc795 Fabrice Bellard
                                              &subtitle, &got_subtitle, ptr, len);
1097
                if (ret < 0)
1098 a700a6ae Fabrice Bellard
                    goto fail_decode;
1099 cf7fc795 Fabrice Bellard
                if (!got_subtitle) {
1100
                    goto discard_packet;
1101 a700a6ae Fabrice Bellard
                }
1102 cf7fc795 Fabrice Bellard
                subtitle_to_free = &subtitle;
1103
                len = 0;
1104
                break;
1105
            default:
1106
                goto fail_decode;
1107
            }
1108
        } else {
1109 bde0705c Limin Wang
            switch(ist->st->codec->codec_type) {
1110
            case CODEC_TYPE_AUDIO:
1111
                ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1112
                    (ist->st->codec->sample_rate * ist->st->codec->channels);
1113
                break;
1114
            case CODEC_TYPE_VIDEO:
1115
                if (ist->st->codec->time_base.num != 0) {
1116
                    ist->next_pts += ((int64_t)AV_TIME_BASE *
1117
                                      ist->st->codec->time_base.num) /
1118
                        ist->st->codec->time_base.den;
1119 2fef0bdf Michael Niedermayer
                }
1120 bde0705c Limin Wang
                break;
1121 a700a6ae Fabrice Bellard
            }
1122 bde0705c Limin Wang
            data_buf = ptr;
1123
            data_size = len;
1124
            ret = len;
1125
            len = 0;
1126
        }
1127 a700a6ae Fabrice Bellard
1128 bde0705c Limin Wang
        buffer_to_free = NULL;
1129
        if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1130
            pre_process_video_frame(ist, (AVPicture *)&picture,
1131
                                    &buffer_to_free);
1132
        }
1133 a700a6ae Fabrice Bellard
1134 bde0705c Limin Wang
        // preprocess audio (volume)
1135
        if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
1136
            if (audio_volume != 256) {
1137
                short *volp;
1138
                volp = samples;
1139
                for(i=0;i<(data_size / sizeof(short));i++) {
1140
                    int v = ((*volp) * audio_volume + 128) >> 8;
1141
                    if (v < -32768) v = -32768;
1142
                    if (v >  32767) v = 32767;
1143
                    *volp++ = v;
1144 7e987c33 Calcium
                }
1145
            }
1146 bde0705c Limin Wang
        }
1147 7e987c33 Calcium
1148 bde0705c Limin Wang
        /* frame rate emulation */
1149
        if (ist->st->codec->rate_emu) {
1150
            int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec->time_base.num, 1000000, ist->st->codec->time_base.den);
1151
            int64_t now = av_gettime() - ist->start;
1152
            if (pts > now)
1153
                usleep(pts - now);
1154 a700a6ae Fabrice Bellard
1155 bde0705c Limin Wang
            ist->frame++;
1156
        }
1157 a700a6ae Fabrice Bellard
1158
#if 0
1159 bde0705c Limin Wang
        /* mpeg PTS deordering : if it is a P or I frame, the PTS
1160
           is the one of the next displayed one */
1161
        /* XXX: add mpeg4 too ? */
1162
        if (ist->st->codec->codec_id == CODEC_ID_MPEG1VIDEO) {
1163
            if (ist->st->codec->pict_type != B_TYPE) {
1164
                int64_t tmp;
1165
                tmp = ist->last_ip_pts;
1166
                ist->last_ip_pts  = ist->frac_pts.val;
1167
                ist->frac_pts.val = tmp;
1168 a700a6ae Fabrice Bellard
            }
1169 bde0705c Limin Wang
        }
1170 a700a6ae Fabrice Bellard
#endif
1171 bde0705c Limin Wang
        /* if output time reached then transcode raw format,
1172
           encode packets and output them */
1173
        if (start_time == 0 || ist->pts >= start_time)
1174
            for(i=0;i<nb_ostreams;i++) {
1175
                int frame_size;
1176 a700a6ae Fabrice Bellard
1177 bde0705c Limin Wang
                ost = ost_table[i];
1178
                if (ost->source_index == ist_index) {
1179
                    os = output_files[ost->file_index];
1180 a700a6ae Fabrice Bellard
1181
#if 0
1182 bde0705c Limin Wang
                    printf("%d: got pts=%0.3f %0.3f\n", i,
1183
                           (double)pkt->pts / AV_TIME_BASE,
1184
                           ((double)ist->pts / AV_TIME_BASE) -
1185
                           ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
1186 a700a6ae Fabrice Bellard
#endif
1187 bde0705c Limin Wang
                    /* set the input output pts pairs */
1188
                    //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1189
1190
                    if (ost->encoding_needed) {
1191
                        switch(ost->st->codec->codec_type) {
1192
                        case CODEC_TYPE_AUDIO:
1193
                            do_audio_out(os, ost, ist, data_buf, data_size);
1194
                            break;
1195
                        case CODEC_TYPE_VIDEO:
1196
                            do_video_out(os, ost, ist, &picture, &frame_size);
1197
                            video_size += frame_size;
1198 b60d1379 Stefano Sabatini
                            if (vstats_filename && frame_size)
1199 bde0705c Limin Wang
                                do_video_stats(os, ost, frame_size);
1200
                            break;
1201
                        case CODEC_TYPE_SUBTITLE:
1202
                            do_subtitle_out(os, ost, ist, &subtitle,
1203
                                            pkt->pts);
1204
                            break;
1205
                        default:
1206 0f4e8165 Ronald S. Bultje
                            abort();
1207 bde0705c Limin Wang
                        }
1208
                    } else {
1209
                        AVFrame avframe; //FIXME/XXX remove this
1210
                        AVPacket opkt;
1211
                        av_init_packet(&opkt);
1212
1213
                        /* no reencoding needed : output the packet directly */
1214
                        /* force the input stream PTS */
1215
1216
                        avcodec_get_frame_defaults(&avframe);
1217
                        ost->st->codec->coded_frame= &avframe;
1218
                        avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
1219
1220
                        if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO)
1221
                            audio_size += data_size;
1222
                        else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1223
                            video_size += data_size;
1224
                            ost->sync_opts++;
1225
                        }
1226
1227
                        opkt.stream_index= ost->index;
1228
                        if(pkt->pts != AV_NOPTS_VALUE)
1229 fec401f7 Michael Niedermayer
                            opkt.pts= av_rescale_q(pkt->pts, ist->st->time_base, ost->st->time_base);
1230 bde0705c Limin Wang
                        else
1231
                            opkt.pts= AV_NOPTS_VALUE;
1232
1233
                            if (pkt->dts == AV_NOPTS_VALUE)
1234 c0dd7b7c Michael Niedermayer
                                opkt.dts = av_rescale_q(ist->next_pts, AV_TIME_BASE_Q, ost->st->time_base);
1235 6c55b27f Michael Niedermayer
                            else
1236 c0dd7b7c Michael Niedermayer
                                opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
1237
1238 a03d59b7 Aurelien Jacobs
                        opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
1239 bde0705c Limin Wang
                        opkt.flags= pkt->flags;
1240
1241
                        //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
1242
                        if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
1243
                            opkt.destruct= av_destruct_packet;
1244
1245
                        write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][pkt->stream_index]);
1246
                        ost->st->codec->frame_number++;
1247
                        ost->frame_number++;
1248
                        av_free_packet(&opkt);
1249 a700a6ae Fabrice Bellard
                    }
1250
                }
1251 bde0705c Limin Wang
            }
1252
        av_free(buffer_to_free);
1253
        /* XXX: allocate the subtitles in the codec ? */
1254
        if (subtitle_to_free) {
1255
            if (subtitle_to_free->rects != NULL) {
1256
                for (i = 0; i < subtitle_to_free->num_rects; i++) {
1257
                    av_free(subtitle_to_free->rects[i].bitmap);
1258
                    av_free(subtitle_to_free->rects[i].rgba_palette);
1259 c6ec28b1 Michael Niedermayer
                }
1260 bde0705c Limin Wang
                av_freep(&subtitle_to_free->rects);
1261 cf7fc795 Fabrice Bellard
            }
1262 bde0705c Limin Wang
            subtitle_to_free->num_rects = 0;
1263
            subtitle_to_free = NULL;
1264 a700a6ae Fabrice Bellard
        }
1265 bde0705c Limin Wang
    }
1266 a700a6ae Fabrice Bellard
 discard_packet:
1267 6f824977 Michael Niedermayer
    if (pkt == NULL) {
1268
        /* EOF handling */
1269 115329f1 Diego Biurrun
1270 6f824977 Michael Niedermayer
        for(i=0;i<nb_ostreams;i++) {
1271
            ost = ost_table[i];
1272
            if (ost->source_index == ist_index) {
1273 01f4895c Michael Niedermayer
                AVCodecContext *enc= ost->st->codec;
1274 6f824977 Michael Niedermayer
                os = output_files[ost->file_index];
1275 115329f1 Diego Biurrun
1276 01f4895c Michael Niedermayer
                if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
1277 6f824977 Michael Niedermayer
                    continue;
1278 01f4895c Michael Niedermayer
                if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
1279 6f824977 Michael Niedermayer
                    continue;
1280
1281
                if (ost->encoding_needed) {
1282
                    for(;;) {
1283
                        AVPacket pkt;
1284 cef7cc72 Justin Ruggles
                        int fifo_bytes;
1285 6f824977 Michael Niedermayer
                        av_init_packet(&pkt);
1286
                        pkt.stream_index= ost->index;
1287 115329f1 Diego Biurrun
1288 01f4895c Michael Niedermayer
                        switch(ost->st->codec->codec_type) {
1289 115329f1 Diego Biurrun
                        case CODEC_TYPE_AUDIO:
1290 f5a478f6 Roman Shaposhnik
                            fifo_bytes = av_fifo_size(&ost->fifo);
1291 cef7cc72 Justin Ruggles
                            ret = 0;
1292
                            /* encode any samples remaining in fifo */
1293
                            if(fifo_bytes > 0 && enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1294
                                int fs_tmp = enc->frame_size;
1295
                                enc->frame_size = fifo_bytes / (2 * enc->channels);
1296 f5a478f6 Roman Shaposhnik
                                if(av_fifo_read(&ost->fifo, (uint8_t *)samples, fifo_bytes) == 0) {
1297 cef7cc72 Justin Ruggles
                                    ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
1298
                                }
1299
                                enc->frame_size = fs_tmp;
1300 9e0db7d5 Michael Niedermayer
                            }
1301
                            if(ret <= 0) {
1302 cef7cc72 Justin Ruggles
                                ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1303
                            }
1304 6f824977 Michael Niedermayer
                            audio_size += ret;
1305
                            pkt.flags |= PKT_FLAG_KEY;
1306
                            break;
1307
                        case CODEC_TYPE_VIDEO:
1308 8a6cb114 Michael Niedermayer
                            ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
1309 6f824977 Michael Niedermayer
                            video_size += ret;
1310
                            if(enc->coded_frame && enc->coded_frame->key_frame)
1311
                                pkt.flags |= PKT_FLAG_KEY;
1312
                            if (ost->logfile && enc->stats_out) {
1313
                                fprintf(ost->logfile, "%s", enc->stats_out);
1314
                            }
1315
                            break;
1316
                        default:
1317
                            ret=-1;
1318
                        }
1319 115329f1 Diego Biurrun
1320 6f824977 Michael Niedermayer
                        if(ret<=0)
1321
                            break;
1322 27537106 Michael Niedermayer
                        pkt.data= bit_buffer;
1323 6f824977 Michael Niedermayer
                        pkt.size= ret;
1324 e7902f20 Michael Niedermayer
                        if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
1325 c0df9d75 Michael Niedermayer
                            pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
1326 748c2fca Michael Niedermayer
                        write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
1327 6f824977 Michael Niedermayer
                    }
1328
                }
1329
            }
1330
        }
1331
    }
1332 115329f1 Diego Biurrun
1333 a700a6ae Fabrice Bellard
    return 0;
1334
 fail_decode:
1335
    return -1;
1336
}
1337
1338
1339 85f07f22 Fabrice Bellard
/*
1340
 * The following code is the main loop of the file converter
1341
 */
1342
static int av_encode(AVFormatContext **output_files,
1343
                     int nb_output_files,
1344
                     AVFormatContext **input_files,
1345
                     int nb_input_files,
1346
                     AVStreamMap *stream_maps, int nb_stream_maps)
1347
{
1348 445f1b83 Roman Shaposhnik
    int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
1349 85f07f22 Fabrice Bellard
    AVFormatContext *is, *os;
1350
    AVCodecContext *codec, *icodec;
1351
    AVOutputStream *ost, **ost_table = NULL;
1352
    AVInputStream *ist, **ist_table = NULL;
1353 bdc4796f Fabrice Bellard
    AVInputFile *file_table;
1354 cb09b2ed Philip Gladstone
    int key;
1355 bdc4796f Fabrice Bellard
1356 51bd4565 Philip Gladstone
    file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile));
1357 bdc4796f Fabrice Bellard
    if (!file_table)
1358
        goto fail;
1359 115329f1 Diego Biurrun
1360 85f07f22 Fabrice Bellard
    /* input stream init */
1361
    j = 0;
1362
    for(i=0;i<nb_input_files;i++) {
1363
        is = input_files[i];
1364
        file_table[i].ist_index = j;
1365 79fdaa4c Fabrice Bellard
        file_table[i].nb_streams = is->nb_streams;
1366 85f07f22 Fabrice Bellard
        j += is->nb_streams;
1367
    }
1368
    nb_istreams = j;
1369
1370
    ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1371
    if (!ist_table)
1372 bdc4796f Fabrice Bellard
        goto fail;
1373 115329f1 Diego Biurrun
1374 85f07f22 Fabrice Bellard
    for(i=0;i<nb_istreams;i++) {
1375
        ist = av_mallocz(sizeof(AVInputStream));
1376
        if (!ist)
1377
            goto fail;
1378
        ist_table[i] = ist;
1379
    }
1380
    j = 0;
1381
    for(i=0;i<nb_input_files;i++) {
1382
        is = input_files[i];
1383
        for(k=0;k<is->nb_streams;k++) {
1384
            ist = ist_table[j++];
1385
            ist->st = is->streams[k];
1386
            ist->file_index = i;
1387
            ist->index = k;
1388
            ist->discard = 1; /* the stream is discarded by default
1389
                                 (changed later) */
1390 bdfcbbed Max Krasnyansky
1391 01f4895c Michael Niedermayer
            if (ist->st->codec->rate_emu) {
1392 bdfcbbed Max Krasnyansky
                ist->start = av_gettime();
1393
                ist->frame = 0;
1394
            }
1395 85f07f22 Fabrice Bellard
        }
1396
    }
1397
1398
    /* output stream init */
1399
    nb_ostreams = 0;
1400
    for(i=0;i<nb_output_files;i++) {
1401
        os = output_files[i];
1402 8a7bde1c Baptiste Coudurier
        if (!os->nb_streams) {
1403
            fprintf(stderr, "Output file does not contain any stream\n");
1404
            exit(1);
1405
        }
1406 85f07f22 Fabrice Bellard
        nb_ostreams += os->nb_streams;
1407
    }
1408
    if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1409
        fprintf(stderr, "Number of stream maps must match number of output streams\n");
1410
        exit(1);
1411
    }
1412
1413 bd073980 Brian Foley
    /* Sanity check the mapping args -- do the input files & streams exist? */
1414
    for(i=0;i<nb_stream_maps;i++) {
1415
        int fi = stream_maps[i].file_index;
1416
        int si = stream_maps[i].stream_index;
1417 115329f1 Diego Biurrun
1418 bd073980 Brian Foley
        if (fi < 0 || fi > nb_input_files - 1 ||
1419
            si < 0 || si > file_table[fi].nb_streams - 1) {
1420
            fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
1421
            exit(1);
1422
        }
1423 b4a3389e Wolfram Gloger
        fi = stream_maps[i].sync_file_index;
1424
        si = stream_maps[i].sync_stream_index;
1425
        if (fi < 0 || fi > nb_input_files - 1 ||
1426
            si < 0 || si > file_table[fi].nb_streams - 1) {
1427
            fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
1428
            exit(1);
1429
        }
1430 bd073980 Brian Foley
    }
1431 115329f1 Diego Biurrun
1432 85f07f22 Fabrice Bellard
    ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1433
    if (!ost_table)
1434
        goto fail;
1435
    for(i=0;i<nb_ostreams;i++) {
1436
        ost = av_mallocz(sizeof(AVOutputStream));
1437
        if (!ost)
1438
            goto fail;
1439
        ost_table[i] = ost;
1440
    }
1441 115329f1 Diego Biurrun
1442 85f07f22 Fabrice Bellard
    n = 0;
1443
    for(k=0;k<nb_output_files;k++) {
1444
        os = output_files[k];
1445
        for(i=0;i<os->nb_streams;i++) {
1446
            int found;
1447
            ost = ost_table[n++];
1448
            ost->file_index = k;
1449
            ost->index = i;
1450
            ost->st = os->streams[i];
1451
            if (nb_stream_maps > 0) {
1452 115329f1 Diego Biurrun
                ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
1453 85f07f22 Fabrice Bellard
                    stream_maps[n-1].stream_index;
1454 115329f1 Diego Biurrun
1455 bd073980 Brian Foley
                /* Sanity check that the stream types match */
1456 01f4895c Michael Niedermayer
                if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
1457 bd073980 Brian Foley
                    fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
1458
                        stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
1459
                        ost->file_index, ost->index);
1460
                    exit(1);
1461
                }
1462 115329f1 Diego Biurrun
1463 85f07f22 Fabrice Bellard
            } else {
1464
                /* get corresponding input stream index : we select the first one with the right type */
1465
                found = 0;
1466
                for(j=0;j<nb_istreams;j++) {
1467
                    ist = ist_table[j];
1468 115329f1 Diego Biurrun
                    if (ist->discard &&
1469 01f4895c Michael Niedermayer
                        ist->st->codec->codec_type == ost->st->codec->codec_type) {
1470 85f07f22 Fabrice Bellard
                        ost->source_index = j;
1471
                        found = 1;
1472 c19e76ce Nathan Kurz
                        break;
1473 85f07f22 Fabrice Bellard
                    }
1474
                }
1475 115329f1 Diego Biurrun
1476 85f07f22 Fabrice Bellard
                if (!found) {
1477
                    /* try again and reuse existing stream */
1478
                    for(j=0;j<nb_istreams;j++) {
1479
                        ist = ist_table[j];
1480 01f4895c Michael Niedermayer
                        if (ist->st->codec->codec_type == ost->st->codec->codec_type) {
1481 85f07f22 Fabrice Bellard
                            ost->source_index = j;
1482
                            found = 1;
1483
                        }
1484
                    }
1485
                    if (!found) {
1486
                        fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1487
                                ost->file_index, ost->index);
1488
                        exit(1);
1489
                    }
1490
                }
1491
            }
1492
            ist = ist_table[ost->source_index];
1493
            ist->discard = 0;
1494 b4a3389e Wolfram Gloger
            ost->sync_ist = (nb_stream_maps > 0) ?
1495
                ist_table[file_table[stream_maps[n-1].sync_file_index].ist_index +
1496
                         stream_maps[n-1].sync_stream_index] : ist;
1497 85f07f22 Fabrice Bellard
        }
1498
    }
1499
1500
    /* for each output stream, we compute the right encoding parameters */
1501
    for(i=0;i<nb_ostreams;i++) {
1502
        ost = ost_table[i];
1503
        ist = ist_table[ost->source_index];
1504
1505 01f4895c Michael Niedermayer
        codec = ost->st->codec;
1506
        icodec = ist->st->codec;
1507 85f07f22 Fabrice Bellard
1508 8e0d882b Aurelien Jacobs
        if (!ost->st->language[0])
1509
            av_strlcpy(ost->st->language, ist->st->language,
1510
                       sizeof(ost->st->language));
1511
1512 1629626f Fabrice Bellard
        if (ost->st->stream_copy) {
1513
            /* if stream_copy is selected, no need to decode or encode */
1514
            codec->codec_id = icodec->codec_id;
1515
            codec->codec_type = icodec->codec_type;
1516 b2a2197e Michael Niedermayer
            if(!codec->codec_tag) codec->codec_tag = icodec->codec_tag;
1517 1629626f Fabrice Bellard
            codec->bit_rate = icodec->bit_rate;
1518 dffbfd06 Michael Niedermayer
            codec->extradata= icodec->extradata;
1519
            codec->extradata_size= icodec->extradata_size;
1520 4408e75e Michael Niedermayer
            if(av_q2d(icodec->time_base) > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/1000)
1521 d29de719 Michael Niedermayer
                codec->time_base = icodec->time_base;
1522
            else
1523
                codec->time_base = ist->st->time_base;
1524 1629626f Fabrice Bellard
            switch(codec->codec_type) {
1525
            case CODEC_TYPE_AUDIO:
1526
                codec->sample_rate = icodec->sample_rate;
1527
                codec->channels = icodec->channels;
1528 0a3b0447 Michael Niedermayer
                codec->frame_size = icodec->frame_size;
1529 c1344911 Michael Niedermayer
                codec->block_align= icodec->block_align;
1530 4efd6f58 Michael Niedermayer
                if(codec->block_align == 1 && codec->codec_id == CODEC_ID_MP3)
1531
                    codec->block_align= 0;
1532 1629626f Fabrice Bellard
                break;
1533
            case CODEC_TYPE_VIDEO:
1534 8d74e55b Matthijs Douze
                if(using_vhook) {
1535
                    fprintf(stderr,"-vcodec copy and -vhook are incompatible (frames are not decoded)\n");
1536
                    exit(1);
1537
                }
1538 9df3437f Baptiste Coudurier
                codec->pix_fmt = icodec->pix_fmt;
1539 1629626f Fabrice Bellard
                codec->width = icodec->width;
1540
                codec->height = icodec->height;
1541 ff8cc24b Michael Niedermayer
                codec->has_b_frames = icodec->has_b_frames;
1542 1629626f Fabrice Bellard
                break;
1543 cf7fc795 Fabrice Bellard
            case CODEC_TYPE_SUBTITLE:
1544
                break;
1545 1629626f Fabrice Bellard
            default:
1546 0f4e8165 Ronald S. Bultje
                abort();
1547 1629626f Fabrice Bellard
            }
1548
        } else {
1549
            switch(codec->codec_type) {
1550
            case CODEC_TYPE_AUDIO:
1551 f5a478f6 Roman Shaposhnik
                if (av_fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE))
1552 85f07f22 Fabrice Bellard
                    goto fail;
1553 115329f1 Diego Biurrun
1554 85f07f22 Fabrice Bellard
                if (codec->channels == icodec->channels &&
1555
                    codec->sample_rate == icodec->sample_rate) {
1556
                    ost->audio_resample = 0;
1557
                } else {
1558 e0d2714a Juanjo
                    if (codec->channels != icodec->channels &&
1559 23c99253 Michael Niedermayer
                        (icodec->codec_id == CODEC_ID_AC3 ||
1560
                         icodec->codec_id == CODEC_ID_DTS)) {
1561
                        /* Special case for 5:1 AC3 and DTS input */
1562 e0d2714a Juanjo
                        /* and mono or stereo output      */
1563 6dc96cb0 Juanjo
                        /* Request specific number of channels */
1564
                        icodec->channels = codec->channels;
1565
                        if (codec->sample_rate == icodec->sample_rate)
1566
                            ost->audio_resample = 0;
1567
                        else {
1568
                            ost->audio_resample = 1;
1569
                        }
1570 e0d2714a Juanjo
                    } else {
1571 115329f1 Diego Biurrun
                        ost->audio_resample = 1;
1572 986ebcdb Michael Niedermayer
                    }
1573
                }
1574 ff4905a5 Michael Niedermayer
                if(audio_sync_method>1)
1575 986ebcdb Michael Niedermayer
                    ost->audio_resample = 1;
1576
1577
                if(ost->audio_resample){
1578
                    ost->resample = audio_resample_init(codec->channels, icodec->channels,
1579
                                                    codec->sample_rate, icodec->sample_rate);
1580
                    if(!ost->resample){
1581
                        printf("Can't resample.  Aborting.\n");
1582 0f4e8165 Ronald S. Bultje
                        abort();
1583 e0d2714a Juanjo
                    }
1584 85f07f22 Fabrice Bellard
                }
1585
                ist->decoding_needed = 1;
1586
                ost->encoding_needed = 1;
1587 1629626f Fabrice Bellard
                break;
1588
            case CODEC_TYPE_VIDEO:
1589 c3f11d19 Luca Abeni
                ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
1590
                ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
1591
                ost->video_resample = ((codec->width != icodec->width -
1592
                                (frame_leftBand + frame_rightBand) +
1593
                                (frame_padleft + frame_padright)) ||
1594
                        (codec->height != icodec->height -
1595
                                (frame_topBand  + frame_bottomBand) +
1596 18a54b04 Luca Abeni
                                (frame_padtop + frame_padbottom)) ||
1597
                        (codec->pix_fmt != icodec->pix_fmt));
1598 c3f11d19 Luca Abeni
                if (ost->video_crop) {
1599 34b10a57 Dieter
                    ost->topBand = frame_topBand;
1600
                    ost->leftBand = frame_leftBand;
1601 c3f11d19 Luca Abeni
                }
1602
                if (ost->video_pad) {
1603 1ff93ffc Todd Kirby
                    ost->padtop = frame_padtop;
1604
                    ost->padleft = frame_padleft;
1605
                    ost->padbottom = frame_padbottom;
1606
                    ost->padright = frame_padright;
1607 c3f11d19 Luca Abeni
                    if (!ost->video_resample) {
1608
                        avcodec_get_frame_defaults(&ost->pict_tmp);
1609
                        if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1610
                                         codec->width, codec->height ) )
1611
                            goto fail;
1612
                    }
1613
                }
1614
                if (ost->video_resample) {
1615 2de28abb Michael Niedermayer
                    avcodec_get_frame_defaults(&ost->pict_tmp);
1616 18a54b04 Luca Abeni
                    if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1617 eddc482d Baptiste Coudurier
                                         codec->width, codec->height ) ) {
1618
                        fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
1619 7a168618 Luca Abeni
                        exit(1);
1620 eddc482d Baptiste Coudurier
                    }
1621 9de8e6ac Ronald S. Bultje
                    sws_flags = av_get_int(sws_opts, "sws_flags", NULL);
1622 18a54b04 Luca Abeni
                    ost->img_resample_ctx = sws_getContext(
1623
                            icodec->width - (frame_leftBand + frame_rightBand),
1624
                            icodec->height - (frame_topBand + frame_bottomBand),
1625
                            icodec->pix_fmt,
1626 07d0cdfc Luca Abeni
                            codec->width - (frame_padleft + frame_padright),
1627
                            codec->height - (frame_padtop + frame_padbottom),
1628 18a54b04 Luca Abeni
                            codec->pix_fmt,
1629
                            sws_flags, NULL, NULL, NULL);
1630 0b50ac8a Luca Abeni
                    if (ost->img_resample_ctx == NULL) {
1631
                        fprintf(stderr, "Cannot get resampling context\n");
1632
                        exit(1);
1633
                    }
1634 18a54b04 Luca Abeni
                    ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
1635 85f07f22 Fabrice Bellard
                }
1636
                ost->encoding_needed = 1;
1637
                ist->decoding_needed = 1;
1638 1629626f Fabrice Bellard
                break;
1639 cf7fc795 Fabrice Bellard
            case CODEC_TYPE_SUBTITLE:
1640
                ost->encoding_needed = 1;
1641
                ist->decoding_needed = 1;
1642
                break;
1643 1629626f Fabrice Bellard
            default:
1644 0f4e8165 Ronald S. Bultje
                abort();
1645 cf7fc795 Fabrice Bellard
                break;
1646 85f07f22 Fabrice Bellard
            }
1647 1629626f Fabrice Bellard
            /* two pass mode */
1648 115329f1 Diego Biurrun
            if (ost->encoding_needed &&
1649 1629626f Fabrice Bellard
                (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1650
                char logfilename[1024];
1651
                FILE *f;
1652
                int size;
1653
                char *logbuffer;
1654 115329f1 Diego Biurrun
1655
                snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
1656
                         pass_logfilename ?
1657 1629626f Fabrice Bellard
                         pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
1658
                if (codec->flags & CODEC_FLAG_PASS1) {
1659
                    f = fopen(logfilename, "w");
1660
                    if (!f) {
1661
                        perror(logfilename);
1662
                        exit(1);
1663
                    }
1664
                    ost->logfile = f;
1665
                } else {
1666
                    /* read the log file */
1667
                    f = fopen(logfilename, "r");
1668
                    if (!f) {
1669
                        perror(logfilename);
1670
                        exit(1);
1671
                    }
1672
                    fseek(f, 0, SEEK_END);
1673
                    size = ftell(f);
1674
                    fseek(f, 0, SEEK_SET);
1675
                    logbuffer = av_malloc(size + 1);
1676
                    if (!logbuffer) {
1677
                        fprintf(stderr, "Could not allocate log buffer\n");
1678
                        exit(1);
1679
                    }
1680 4776fa92 Gael Chardon
                    size = fread(logbuffer, 1, size, f);
1681 1629626f Fabrice Bellard
                    fclose(f);
1682
                    logbuffer[size] = '\0';
1683
                    codec->stats_in = logbuffer;
1684 5abdb4b1 Fabrice Bellard
                }
1685
            }
1686
        }
1687 8a6cb114 Michael Niedermayer
        if(codec->codec_type == CODEC_TYPE_VIDEO){
1688
            int size= codec->width * codec->height;
1689
            bit_buffer_size= FFMAX(bit_buffer_size, 4*size);
1690
        }
1691 85f07f22 Fabrice Bellard
    }
1692
1693 8a6cb114 Michael Niedermayer
    if (!bit_buffer)
1694
        bit_buffer = av_malloc(bit_buffer_size);
1695
    if (!bit_buffer)
1696
        goto fail;
1697
1698 1629626f Fabrice Bellard
    /* dump the file output parameters - cannot be done before in case
1699
       of stream copy */
1700
    for(i=0;i<nb_output_files;i++) {
1701
        dump_format(output_files[i], i, output_files[i]->filename, 1);
1702
    }
1703
1704
    /* dump the stream mapping */
1705 d8019eb5 Allen Day
    if (verbose >= 0) {
1706
        fprintf(stderr, "Stream mapping:\n");
1707
        for(i=0;i<nb_ostreams;i++) {
1708
            ost = ost_table[i];
1709 b4a3389e Wolfram Gloger
            fprintf(stderr, "  Stream #%d.%d -> #%d.%d",
1710 d8019eb5 Allen Day
                    ist_table[ost->source_index]->file_index,
1711
                    ist_table[ost->source_index]->index,
1712 115329f1 Diego Biurrun
                    ost->file_index,
1713 d8019eb5 Allen Day
                    ost->index);
1714 b4a3389e Wolfram Gloger
            if (ost->sync_ist != ist_table[ost->source_index])
1715
                fprintf(stderr, " [sync #%d.%d]",
1716
                        ost->sync_ist->file_index,
1717
                        ost->sync_ist->index);
1718
            fprintf(stderr, "\n");
1719 d8019eb5 Allen Day
        }
1720 1629626f Fabrice Bellard
    }
1721
1722 85f07f22 Fabrice Bellard
    /* open each encoder */
1723
    for(i=0;i<nb_ostreams;i++) {
1724
        ost = ost_table[i];
1725
        if (ost->encoding_needed) {
1726
            AVCodec *codec;
1727 01f4895c Michael Niedermayer
            codec = avcodec_find_encoder(ost->st->codec->codec_id);
1728 85f07f22 Fabrice Bellard
            if (!codec) {
1729 115329f1 Diego Biurrun
                fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
1730 85f07f22 Fabrice Bellard
                        ost->file_index, ost->index);
1731
                exit(1);
1732
            }
1733 01f4895c Michael Niedermayer
            if (avcodec_open(ost->st->codec, codec) < 0) {
1734 115329f1 Diego Biurrun
                fprintf(stderr, "Error while opening codec for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height\n",
1735 85f07f22 Fabrice Bellard
                        ost->file_index, ost->index);
1736
                exit(1);
1737
            }
1738 01f4895c Michael Niedermayer
            extra_size += ost->st->codec->extradata_size;
1739 85f07f22 Fabrice Bellard
        }
1740
    }
1741
1742
    /* open each decoder */
1743
    for(i=0;i<nb_istreams;i++) {
1744
        ist = ist_table[i];
1745
        if (ist->decoding_needed) {
1746
            AVCodec *codec;
1747 01f4895c Michael Niedermayer
            codec = avcodec_find_decoder(ist->st->codec->codec_id);
1748 85f07f22 Fabrice Bellard
            if (!codec) {
1749 115329f1 Diego Biurrun
                fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
1750 01f4895c Michael Niedermayer
                        ist->st->codec->codec_id, ist->file_index, ist->index);
1751 85f07f22 Fabrice Bellard
                exit(1);
1752
            }
1753 01f4895c Michael Niedermayer
            if (avcodec_open(ist->st->codec, codec) < 0) {
1754 115329f1 Diego Biurrun
                fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
1755 85f07f22 Fabrice Bellard
                        ist->file_index, ist->index);
1756
                exit(1);
1757
            }
1758 01f4895c Michael Niedermayer
            //if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
1759
            //    ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
1760 85f07f22 Fabrice Bellard
        }
1761
    }
1762
1763
    /* init pts */
1764
    for(i=0;i<nb_istreams;i++) {
1765
        ist = ist_table[i];
1766 bb270c08 Diego Biurrun
        is = input_files[ist->file_index];
1767 e7d0374f Roman Shaposhnik
        ist->pts = 0;
1768 fec401f7 Michael Niedermayer
        ist->next_pts=0;
1769
        if(input_files_ts_offset[ist->file_index] != -is->start_time)
1770 fdb86eb1 Michael Niedermayer
            ist->next_pts= AV_NOPTS_VALUE;
1771 ff4905a5 Michael Niedermayer
        ist->is_start = 1;
1772 85f07f22 Fabrice Bellard
    }
1773 bd1b79a1 Michael Niedermayer
1774 0a38bafd Patrice Bensoussan
    /* set meta data information from input file if required */
1775
    for (i=0;i<nb_meta_data_maps;i++) {
1776
        AVFormatContext *out_file;
1777
        AVFormatContext *in_file;
1778
1779
        int out_file_index = meta_data_maps[i].out_file;
1780
        int in_file_index = meta_data_maps[i].in_file;
1781
        if ( out_file_index < 0 || out_file_index >= nb_output_files ) {
1782
            fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index);
1783 8fa36ae0 François Revol
            ret = AVERROR(EINVAL);
1784 0a38bafd Patrice Bensoussan
            goto fail;
1785
        }
1786
        if ( in_file_index < 0 || in_file_index >= nb_input_files ) {
1787
            fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index);
1788 8fa36ae0 François Revol
            ret = AVERROR(EINVAL);
1789 0a38bafd Patrice Bensoussan
            goto fail;
1790 115329f1 Diego Biurrun
        }
1791
1792 0a38bafd Patrice Bensoussan
        out_file = output_files[out_file_index];
1793
        in_file = input_files[in_file_index];
1794
1795
        strcpy(out_file->title, in_file->title);
1796
        strcpy(out_file->author, in_file->author);
1797
        strcpy(out_file->copyright, in_file->copyright);
1798
        strcpy(out_file->comment, in_file->comment);
1799
        strcpy(out_file->album, in_file->album);
1800
        out_file->year = in_file->year;
1801
        out_file->track = in_file->track;
1802
        strcpy(out_file->genre, in_file->genre);
1803
    }
1804 115329f1 Diego Biurrun
1805 85f07f22 Fabrice Bellard
    /* open files and write file headers */
1806
    for(i=0;i<nb_output_files;i++) {
1807
        os = output_files[i];
1808 79fdaa4c Fabrice Bellard
        if (av_write_header(os) < 0) {
1809 65bf3c53 Michael Niedermayer
            fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
1810 8fa36ae0 François Revol
            ret = AVERROR(EINVAL);
1811 a38469e1 Fabrice Bellard
            goto fail;
1812
        }
1813 85f07f22 Fabrice Bellard
    }
1814
1815 d8019eb5 Allen Day
    if ( !using_stdin && verbose >= 0) {
1816 d9a916e2 Charles Yates
        fprintf(stderr, "Press [q] to stop encoding\n");
1817 b51469a0 Leon van Stuivenberg
        url_set_interrupt_cb(decode_interrupt_cb);
1818
    }
1819 a38469e1 Fabrice Bellard
    term_init();
1820
1821 cb09b2ed Philip Gladstone
    key = -1;
1822 7fc98937 Limin Wang
    timer_start = av_gettime();
1823 51bd4565 Philip Gladstone
1824 d9a916e2 Charles Yates
    for(; received_sigterm == 0;) {
1825 85f07f22 Fabrice Bellard
        int file_index, ist_index;
1826
        AVPacket pkt;
1827 a9aeda81 Patrice Bensoussan
        double ipts_min;
1828
        double opts_min;
1829 23ffe323 Michael Niedermayer
1830 85f07f22 Fabrice Bellard
    redo:
1831 a9aeda81 Patrice Bensoussan
        ipts_min= 1e100;
1832
        opts_min= 1e100;
1833 a38469e1 Fabrice Bellard
        /* if 'q' pressed, exits */
1834 d9a916e2 Charles Yates
        if (!using_stdin) {
1835 b51469a0 Leon van Stuivenberg
            if (q_pressed)
1836
                break;
1837 cb09b2ed Philip Gladstone
            /* read_key() returns 0 on EOF */
1838
            key = read_key();
1839
            if (key == 'q')
1840
                break;
1841
        }
1842 a38469e1 Fabrice Bellard
1843 ec5517d5 Fabrice Bellard
        /* select the stream that we must read now by looking at the
1844
           smallest output pts */
1845 85f07f22 Fabrice Bellard
        file_index = -1;
1846 ec5517d5 Fabrice Bellard
        for(i=0;i<nb_ostreams;i++) {
1847 23ffe323 Michael Niedermayer
            double ipts, opts;
1848 ec5517d5 Fabrice Bellard
            ost = ost_table[i];
1849
            os = output_files[ost->file_index];
1850
            ist = ist_table[ost->source_index];
1851 01f4895c Michael Niedermayer
            if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO)
1852
                opts = ost->sync_opts * av_q2d(ost->st->codec->time_base);
1853 23ffe323 Michael Niedermayer
            else
1854 c0df9d75 Michael Niedermayer
                opts = ost->st->pts.val * av_q2d(ost->st->time_base);
1855 23ffe323 Michael Niedermayer
            ipts = (double)ist->pts;
1856
            if (!file_table[ist->file_index].eof_reached){
1857
                if(ipts < ipts_min) {
1858
                    ipts_min = ipts;
1859
                    if(input_sync ) file_index = ist->file_index;
1860
                }
1861
                if(opts < opts_min) {
1862
                    opts_min = opts;
1863
                    if(!input_sync) file_index = ist->file_index;
1864
                }
1865 85f07f22 Fabrice Bellard
            }
1866 01f4895c Michael Niedermayer
            if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
1867 7ca60994 Michael Niedermayer
                file_index= -1;
1868
                break;
1869
            }
1870 85f07f22 Fabrice Bellard
        }
1871
        /* if none, if is finished */
1872 51bd4565 Philip Gladstone
        if (file_index < 0) {
1873 85f07f22 Fabrice Bellard
            break;
1874 ec5517d5 Fabrice Bellard
        }
1875
1876 85f07f22 Fabrice Bellard
        /* finish if recording time exhausted */
1877 23ffe323 Michael Niedermayer
        if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
1878 85f07f22 Fabrice Bellard
            break;
1879 ec5517d5 Fabrice Bellard
1880 b6e16b86 Calcium
        /* finish if limit size exhausted */
1881 f9645d7c Baptiste Coudurier
        if (limit_filesize != 0 && limit_filesize < url_ftell(&output_files[0]->pb))
1882 b6e16b86 Calcium
            break;
1883
1884 254abc2e Fabrice Bellard
        /* read a frame from it and output it in the fifo */
1885 85f07f22 Fabrice Bellard
        is = input_files[file_index];
1886 254abc2e Fabrice Bellard
        if (av_read_frame(is, &pkt) < 0) {
1887 85f07f22 Fabrice Bellard
            file_table[file_index].eof_reached = 1;
1888 d24ce947 Alex Beregszaszi
            if (opt_shortest)
1889
                break;
1890
            else
1891
                continue;
1892 85f07f22 Fabrice Bellard
        }
1893 303e50e6 Michael Niedermayer
1894 254abc2e Fabrice Bellard
        if (do_pkt_dump) {
1895 750f0e1f Panagiotis Issaris
            av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
1896 817b23ff Fabrice Bellard
        }
1897 79fdaa4c Fabrice Bellard
        /* the following test is needed in case new streams appear
1898
           dynamically in stream : we ignore them */
1899
        if (pkt.stream_index >= file_table[file_index].nb_streams)
1900 bf5af568 Fabrice Bellard
            goto discard_packet;
1901 85f07f22 Fabrice Bellard
        ist_index = file_table[file_index].ist_index + pkt.stream_index;
1902
        ist = ist_table[ist_index];
1903 bf5af568 Fabrice Bellard
        if (ist->discard)
1904
            goto discard_packet;
1905 85f07f22 Fabrice Bellard
1906 fec401f7 Michael Niedermayer
        if (pkt.dts != AV_NOPTS_VALUE)
1907
            pkt.dts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
1908
        if (pkt.pts != AV_NOPTS_VALUE)
1909
            pkt.pts += av_rescale_q(input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ist->st->time_base);
1910
1911 949b1a13 Steve L'Homme
//        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);
1912 fdb86eb1 Michael Niedermayer
        if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) {
1913 c0df9d75 Michael Niedermayer
            int64_t delta= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q) - ist->next_pts;
1914 c26abfa5 Diego Biurrun
            if(FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE && !copy_ts){
1915 72bd8100 Michael Niedermayer
                input_files_ts_offset[ist->file_index]-= delta;
1916
                if (verbose > 2)
1917 4733abcb Måns Rullgård
                    fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
1918 fec401f7 Michael Niedermayer
                pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
1919
                if(pkt.pts != AV_NOPTS_VALUE)
1920
                    pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
1921 72bd8100 Michael Niedermayer
            }
1922
        }
1923
1924 8831db5c Michael Niedermayer
        //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
1925 a700a6ae Fabrice Bellard
        if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
1926 d8019eb5 Allen Day
1927
            if (verbose >= 0)
1928
                fprintf(stderr, "Error while decoding stream #%d.%d\n",
1929
                        ist->file_index, ist->index);
1930
1931 a700a6ae Fabrice Bellard
            av_free_packet(&pkt);
1932
            goto redo;
1933 fe08925f Michael Niedermayer
        }
1934 cf7fc795 Fabrice Bellard
1935 bf5af568 Fabrice Bellard
    discard_packet:
1936 85f07f22 Fabrice Bellard
        av_free_packet(&pkt);
1937 115329f1 Diego Biurrun
1938 ec5517d5 Fabrice Bellard
        /* dump report by using the output first video and audio streams */
1939
        print_report(output_files, ost_table, nb_ostreams, 0);
1940 85f07f22 Fabrice Bellard
    }
1941 a700a6ae Fabrice Bellard
1942
    /* at the end of stream, we must flush the decoder buffers */
1943
    for(i=0;i<nb_istreams;i++) {
1944
        ist = ist_table[i];
1945
        if (ist->decoding_needed) {
1946
            output_packet(ist, i, ost_table, nb_ostreams, NULL);
1947
        }
1948
    }
1949
1950 a38469e1 Fabrice Bellard
    term_exit();
1951 85f07f22 Fabrice Bellard
1952 c4e37247 Michael Niedermayer
    /* write the trailer if needed and close file */
1953
    for(i=0;i<nb_output_files;i++) {
1954
        os = output_files[i];
1955
        av_write_trailer(os);
1956
    }
1957
1958 37f5cd5a Michael Niedermayer
    /* dump report by using the first video and audio streams */
1959
    print_report(output_files, ost_table, nb_ostreams, 1);
1960
1961 85f07f22 Fabrice Bellard
    /* close each encoder */
1962
    for(i=0;i<nb_ostreams;i++) {
1963
        ost = ost_table[i];
1964
        if (ost->encoding_needed) {
1965 01f4895c Michael Niedermayer
            av_freep(&ost->st->codec->stats_in);
1966
            avcodec_close(ost->st->codec);
1967 85f07f22 Fabrice Bellard
        }
1968
    }
1969 115329f1 Diego Biurrun
1970 85f07f22 Fabrice Bellard
    /* close each decoder */
1971
    for(i=0;i<nb_istreams;i++) {
1972
        ist = ist_table[i];
1973
        if (ist->decoding_needed) {
1974 01f4895c Michael Niedermayer
            avcodec_close(ist->st->codec);
1975 85f07f22 Fabrice Bellard
        }
1976
    }
1977
1978
    /* finished ! */
1979 115329f1 Diego Biurrun
1980 85f07f22 Fabrice Bellard
    ret = 0;
1981
 fail1:
1982 83b07470 Michael Niedermayer
    av_freep(&bit_buffer);
1983 0f1578af Fabrice Bellard
    av_free(file_table);
1984 bdc4796f Fabrice Bellard
1985 85f07f22 Fabrice Bellard
    if (ist_table) {
1986
        for(i=0;i<nb_istreams;i++) {
1987
            ist = ist_table[i];
1988 0f1578af Fabrice Bellard
            av_free(ist);
1989 85f07f22 Fabrice Bellard
        }
1990 0f1578af Fabrice Bellard
        av_free(ist_table);
1991 85f07f22 Fabrice Bellard
    }
1992
    if (ost_table) {
1993
        for(i=0;i<nb_ostreams;i++) {
1994
            ost = ost_table[i];
1995
            if (ost) {
1996 5abdb4b1 Fabrice Bellard
                if (ost->logfile) {
1997
                    fclose(ost->logfile);
1998
                    ost->logfile = NULL;
1999
                }
2000 f5a478f6 Roman Shaposhnik
                av_fifo_free(&ost->fifo); /* works even if fifo is not
2001
                                             initialized but set to zero */
2002 0f1578af Fabrice Bellard
                av_free(ost->pict_tmp.data[0]);
2003 85f07f22 Fabrice Bellard
                if (ost->video_resample)
2004 18a54b04 Luca Abeni
                    sws_freeContext(ost->img_resample_ctx);
2005 85f07f22 Fabrice Bellard
                if (ost->audio_resample)
2006
                    audio_resample_close(ost->resample);
2007 0f1578af Fabrice Bellard
                av_free(ost);
2008 85f07f22 Fabrice Bellard
            }
2009
        }
2010 0f1578af Fabrice Bellard
        av_free(ost_table);
2011 85f07f22 Fabrice Bellard
    }
2012
    return ret;
2013
 fail:
2014 8fa36ae0 François Revol
    ret = AVERROR(ENOMEM);
2015 85f07f22 Fabrice Bellard
    goto fail1;
2016
}
2017
2018
#if 0
2019
int file_read(const char *filename)
2020
{
2021
    URLContext *h;
2022
    unsigned char buffer[1024];
2023
    int len, i;
2024

2025
    if (url_open(&h, filename, O_RDONLY) < 0) {
2026
        printf("could not open '%s'\n", filename);
2027
        return -1;
2028
    }
2029
    for(;;) {
2030
        len = url_read(h, buffer, sizeof(buffer));
2031
        if (len <= 0)
2032
            break;
2033
        for(i=0;i<len;i++) putchar(buffer[i]);
2034
    }
2035
    url_close(h);
2036
    return 0;
2037
}
2038
#endif
2039
2040 b29f97d1 Zdenek Kabelac
static void opt_format(const char *arg)
2041 85f07f22 Fabrice Bellard
{
2042 817b23ff Fabrice Bellard
    /* compatibility stuff for pgmyuv */
2043
    if (!strcmp(arg, "pgmyuv")) {
2044 5b6d5596 Michael Niedermayer
        pgmyuv_compatibility_hack=1;
2045 9286699a Michael Niedermayer
//        opt_image_format(arg);
2046 5b6d5596 Michael Niedermayer
        arg = "image2";
2047 17ceb4f9 Baptiste Coudurier
        fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
2048 817b23ff Fabrice Bellard
    }
2049
2050 79fdaa4c Fabrice Bellard
    file_iformat = av_find_input_format(arg);
2051
    file_oformat = guess_format(arg, NULL, NULL);
2052
    if (!file_iformat && !file_oformat) {
2053
        fprintf(stderr, "Unknown input or output format: %s\n", arg);
2054 85f07f22 Fabrice Bellard
        exit(1);
2055
    }
2056
}
2057
2058 b29f97d1 Zdenek Kabelac
static void opt_video_rc_eq(char *arg)
2059 3aa102be Michael Niedermayer
{
2060
    video_rc_eq = arg;
2061
}
2062
2063 b29f97d1 Zdenek Kabelac
static void opt_video_rc_override_string(char *arg)
2064 ac2830ec Michael Niedermayer
{
2065
    video_rc_override_string = arg;
2066
}
2067
2068 f4f3223f Michael Niedermayer
static void opt_me_threshold(const char *arg)
2069
{
2070
    me_threshold = atoi(arg);
2071
}
2072
2073 f068206e Bill Eldridge
static void opt_verbose(const char *arg)
2074
{
2075
    verbose = atoi(arg);
2076 ab1c6dc9 Luca Abeni
    av_log_level = atoi(arg);
2077 f068206e Bill Eldridge
}
2078
2079 b29f97d1 Zdenek Kabelac
static void opt_frame_rate(const char *arg)
2080 85f07f22 Fabrice Bellard
{
2081 b33ece16 Stefano Sabatini
    if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
2082 445f1b83 Roman Shaposhnik
        fprintf(stderr, "Incorrect frame rate\n");
2083 bb270c08 Diego Biurrun
        exit(1);
2084 445f1b83 Roman Shaposhnik
    }
2085 85f07f22 Fabrice Bellard
}
2086
2087 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_top(const char *arg)
2088 ab6d194a Michael Niedermayer
{
2089 115329f1 Diego Biurrun
    frame_topBand = atoi(arg);
2090 ab6d194a Michael Niedermayer
    if (frame_topBand < 0) {
2091
        fprintf(stderr, "Incorrect top crop size\n");
2092
        exit(1);
2093
    }
2094
    if ((frame_topBand % 2) != 0) {
2095
        fprintf(stderr, "Top crop size must be a multiple of 2\n");
2096
        exit(1);
2097
    }
2098
    if ((frame_topBand) >= frame_height){
2099 bb270c08 Diego Biurrun
        fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2100 ab6d194a Michael Niedermayer
        exit(1);
2101
    }
2102
    frame_height -= frame_topBand;
2103
}
2104
2105 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_bottom(const char *arg)
2106 ab6d194a Michael Niedermayer
{
2107
    frame_bottomBand = atoi(arg);
2108
    if (frame_bottomBand < 0) {
2109
        fprintf(stderr, "Incorrect bottom crop size\n");
2110
        exit(1);
2111
    }
2112
    if ((frame_bottomBand % 2) != 0) {
2113
        fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
2114 115329f1 Diego Biurrun
        exit(1);
2115 ab6d194a Michael Niedermayer
    }
2116
    if ((frame_bottomBand) >= frame_height){
2117 bb270c08 Diego Biurrun
        fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2118 ab6d194a Michael Niedermayer
        exit(1);
2119
    }
2120
    frame_height -= frame_bottomBand;
2121
}
2122
2123 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_left(const char *arg)
2124 ab6d194a Michael Niedermayer
{
2125
    frame_leftBand = atoi(arg);
2126
    if (frame_leftBand < 0) {
2127
        fprintf(stderr, "Incorrect left crop size\n");
2128
        exit(1);
2129
    }
2130
    if ((frame_leftBand % 2) != 0) {
2131
        fprintf(stderr, "Left crop size must be a multiple of 2\n");
2132
        exit(1);
2133
    }
2134
    if ((frame_leftBand) >= frame_width){
2135 bb270c08 Diego Biurrun
        fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2136 ab6d194a Michael Niedermayer
        exit(1);
2137
    }
2138
    frame_width -= frame_leftBand;
2139
}
2140
2141 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_right(const char *arg)
2142 ab6d194a Michael Niedermayer
{
2143
    frame_rightBand = atoi(arg);
2144
    if (frame_rightBand < 0) {
2145
        fprintf(stderr, "Incorrect right crop size\n");
2146
        exit(1);
2147
    }
2148
    if ((frame_rightBand % 2) != 0) {
2149
        fprintf(stderr, "Right crop size must be a multiple of 2\n");
2150 115329f1 Diego Biurrun
        exit(1);
2151 ab6d194a Michael Niedermayer
    }
2152
    if ((frame_rightBand) >= frame_width){
2153 bb270c08 Diego Biurrun
        fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2154 ab6d194a Michael Niedermayer
        exit(1);
2155
    }
2156
    frame_width -= frame_rightBand;
2157
}
2158
2159 b29f97d1 Zdenek Kabelac
static void opt_frame_size(const char *arg)
2160 85f07f22 Fabrice Bellard
{
2161 b33ece16 Stefano Sabatini
    if (av_parse_video_frame_size(&frame_width, &frame_height, arg) < 0) {
2162 85f07f22 Fabrice Bellard
        fprintf(stderr, "Incorrect frame size\n");
2163
        exit(1);
2164
    }
2165
    if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2166
        fprintf(stderr, "Frame size must be a multiple of 2\n");
2167
        exit(1);
2168
    }
2169
}
2170
2171 1ff93ffc Todd Kirby
2172
#define SCALEBITS 10
2173
#define ONE_HALF  (1 << (SCALEBITS - 1))
2174 bb270c08 Diego Biurrun
#define FIX(x)    ((int) ((x) * (1<<SCALEBITS) + 0.5))
2175 1ff93ffc Todd Kirby
2176
#define RGB_TO_Y(r, g, b) \
2177
((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \
2178
  FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS)
2179
2180
#define RGB_TO_U(r1, g1, b1, shift)\
2181
(((- FIX(0.16874) * r1 - FIX(0.33126) * g1 +         \
2182
     FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2183
2184
#define RGB_TO_V(r1, g1, b1, shift)\
2185
(((FIX(0.50000) * r1 - FIX(0.41869) * g1 -           \
2186
   FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2187
2188
static void opt_pad_color(const char *arg) {
2189
    /* Input is expected to be six hex digits similar to
2190
       how colors are expressed in html tags (but without the #) */
2191
    int rgb = strtol(arg, NULL, 16);
2192
    int r,g,b;
2193 115329f1 Diego Biurrun
2194
    r = (rgb >> 16);
2195 1ff93ffc Todd Kirby
    g = ((rgb >> 8) & 255);
2196
    b = (rgb & 255);
2197
2198
    padcolor[0] = RGB_TO_Y(r,g,b);
2199
    padcolor[1] = RGB_TO_U(r,g,b,0);
2200
    padcolor[2] = RGB_TO_V(r,g,b,0);
2201
}
2202
2203
static void opt_frame_pad_top(const char *arg)
2204
{
2205 115329f1 Diego Biurrun
    frame_padtop = atoi(arg);
2206 1ff93ffc Todd Kirby
    if (frame_padtop < 0) {
2207
        fprintf(stderr, "Incorrect top pad size\n");
2208
        exit(1);
2209
    }
2210
    if ((frame_padtop % 2) != 0) {
2211
        fprintf(stderr, "Top pad size must be a multiple of 2\n");
2212
        exit(1);
2213
    }
2214
}
2215
2216
static void opt_frame_pad_bottom(const char *arg)
2217
{
2218 115329f1 Diego Biurrun
    frame_padbottom = atoi(arg);
2219 1ff93ffc Todd Kirby
    if (frame_padbottom < 0) {
2220
        fprintf(stderr, "Incorrect bottom pad size\n");
2221
        exit(1);
2222
    }
2223
    if ((frame_padbottom % 2) != 0) {
2224
        fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
2225
        exit(1);
2226
    }
2227
}
2228
2229
2230
static void opt_frame_pad_left(const char *arg)
2231
{
2232 115329f1 Diego Biurrun
    frame_padleft = atoi(arg);
2233 1ff93ffc Todd Kirby
    if (frame_padleft < 0) {
2234
        fprintf(stderr, "Incorrect left pad size\n");
2235
        exit(1);
2236
    }
2237
    if ((frame_padleft % 2) != 0) {
2238
        fprintf(stderr, "Left pad size must be a multiple of 2\n");
2239
        exit(1);
2240
    }
2241
}
2242
2243
2244
static void opt_frame_pad_right(const char *arg)
2245
{
2246 115329f1 Diego Biurrun
    frame_padright = atoi(arg);
2247 1ff93ffc Todd Kirby
    if (frame_padright < 0) {
2248
        fprintf(stderr, "Incorrect right pad size\n");
2249
        exit(1);
2250
    }
2251
    if ((frame_padright % 2) != 0) {
2252
        fprintf(stderr, "Right pad size must be a multiple of 2\n");
2253
        exit(1);
2254
    }
2255
}
2256
2257 c3b95b1d Stefano Sabatini
void list_pix_fmts(void)
2258
{
2259
    int i;
2260
    char pix_fmt_str[128];
2261
    for (i=-1; i < PIX_FMT_NB; i++) {
2262
        avcodec_pix_fmt_string (pix_fmt_str, sizeof(pix_fmt_str), i);
2263
        fprintf(stdout, "%s\n", pix_fmt_str);
2264
    }
2265
}
2266 1ff93ffc Todd Kirby
2267 63167088 Roman Shaposhnik
static void opt_frame_pix_fmt(const char *arg)
2268
{
2269 c3b95b1d Stefano Sabatini
    if (strcmp(arg, "list"))
2270
        frame_pix_fmt = avcodec_get_pix_fmt(arg);
2271
    else {
2272
        list_pix_fmts();
2273
        exit(0);
2274
    }
2275 63167088 Roman Shaposhnik
}
2276
2277 5fe03e38 Roman Shaposhnik
static void opt_frame_aspect_ratio(const char *arg)
2278
{
2279
    int x = 0, y = 0;
2280
    double ar = 0;
2281
    const char *p;
2282 115329f1 Diego Biurrun
2283 5fe03e38 Roman Shaposhnik
    p = strchr(arg, ':');
2284
    if (p) {
2285
        x = strtol(arg, (char **)&arg, 10);
2286 bb270c08 Diego Biurrun
        if (arg == p)
2287
            y = strtol(arg+1, (char **)&arg, 10);
2288
        if (x > 0 && y > 0)
2289
            ar = (double)x / (double)y;
2290 5fe03e38 Roman Shaposhnik
    } else
2291
        ar = strtod(arg, (char **)&arg);
2292
2293
    if (!ar) {
2294
        fprintf(stderr, "Incorrect aspect ratio specification.\n");
2295 bb270c08 Diego Biurrun
        exit(1);
2296 5fe03e38 Roman Shaposhnik
    }
2297
    frame_aspect_ratio = ar;
2298
}
2299
2300 b29f97d1 Zdenek Kabelac
static void opt_qscale(const char *arg)
2301 85f07f22 Fabrice Bellard
{
2302 158c7f05 Michael Niedermayer
    video_qscale = atof(arg);
2303 4e64bead Loren Merritt
    if (video_qscale <= 0 ||
2304 158c7f05 Michael Niedermayer
        video_qscale > 255) {
2305 4e64bead Loren Merritt
        fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
2306 85f07f22 Fabrice Bellard
        exit(1);
2307
    }
2308
}
2309
2310 b29f97d1 Zdenek Kabelac
static void opt_qdiff(const char *arg)
2311 9cdd6a24 Michael Niedermayer
{
2312
    video_qdiff = atoi(arg);
2313
    if (video_qdiff < 0 ||
2314
        video_qdiff > 31) {
2315
        fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
2316
        exit(1);
2317
    }
2318
}
2319
2320 b29f97d1 Zdenek Kabelac
static void opt_strict(const char *arg)
2321 f560dd82 Michael Niedermayer
{
2322
    strict= atoi(arg);
2323
}
2324
2325 bb198e19 Michael Niedermayer
static void opt_top_field_first(const char *arg)
2326
{
2327
    top_field_first= atoi(arg);
2328
}
2329
2330 9c3d33d6 Michael Niedermayer
static void opt_thread_count(const char *arg)
2331
{
2332
    thread_count= atoi(arg);
2333 2450cff2 François Revol
#if !defined(HAVE_THREADS)
2334 d8019eb5 Allen Day
    if (verbose >= 0)
2335
        fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
2336 842b556a Michael Niedermayer
#endif
2337 9c3d33d6 Michael Niedermayer
}
2338
2339 b29f97d1 Zdenek Kabelac
static void opt_audio_rate(const char *arg)
2340 85f07f22 Fabrice Bellard
{
2341
    audio_sample_rate = atoi(arg);
2342
}
2343
2344 b29f97d1 Zdenek Kabelac
static void opt_audio_channels(const char *arg)
2345 85f07f22 Fabrice Bellard
{
2346
    audio_channels = atoi(arg);
2347
}
2348
2349 b29f97d1 Zdenek Kabelac
static void opt_video_channel(const char *arg)
2350 a5df11ab Fabrice Bellard
{
2351
    video_channel = strtol(arg, NULL, 0);
2352
}
2353
2354 e3ee3283 Alex Beregszaszi
static void opt_video_standard(const char *arg)
2355
{
2356
    video_standard = av_strdup(arg);
2357
}
2358
2359 cf7fc795 Fabrice Bellard
static void opt_codec(int *pstream_copy, int *pcodec_id,
2360
                      int codec_type, const char *arg)
2361 85f07f22 Fabrice Bellard
{
2362
    AVCodec *p;
2363
2364 1629626f Fabrice Bellard
    if (!strcmp(arg, "copy")) {
2365 cf7fc795 Fabrice Bellard
        *pstream_copy = 1;
2366 85f07f22 Fabrice Bellard
    } else {
2367 1629626f Fabrice Bellard
        p = first_avcodec;
2368
        while (p) {
2369 cf7fc795 Fabrice Bellard
            if (!strcmp(p->name, arg) && p->type == codec_type)
2370 1629626f Fabrice Bellard
                break;
2371
            p = p->next;
2372
        }
2373
        if (p == NULL) {
2374 cf7fc795 Fabrice Bellard
            fprintf(stderr, "Unknown codec '%s'\n", arg);
2375 1629626f Fabrice Bellard
            exit(1);
2376
        } else {
2377 cf7fc795 Fabrice Bellard
            *pcodec_id = p->id;
2378 1629626f Fabrice Bellard
        }
2379 85f07f22 Fabrice Bellard
    }
2380
}
2381
2382 cf7fc795 Fabrice Bellard
static void opt_audio_codec(const char *arg)
2383
{
2384
    opt_codec(&audio_stream_copy, &audio_codec_id, CODEC_TYPE_AUDIO, arg);
2385
}
2386
2387 b2a2197e Michael Niedermayer
static void opt_audio_tag(const char *arg)
2388
{
2389
    char *tail;
2390
    audio_codec_tag= strtol(arg, &tail, 0);
2391
2392
    if(!tail || *tail)
2393
        audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2394
}
2395
2396
static void opt_video_tag(const char *arg)
2397
{
2398
    char *tail;
2399
    video_codec_tag= strtol(arg, &tail, 0);
2400
2401
    if(!tail || *tail)
2402
        video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2403
}
2404
2405 d0f596b4 Diego Biurrun
#ifdef CONFIG_VHOOK
2406 b29f97d1 Zdenek Kabelac
static void add_frame_hooker(const char *arg)
2407 10d104e4 Philip Gladstone
{
2408
    int argc = 0;
2409
    char *argv[64];
2410
    int i;
2411 e9a9e0c2 Fabrice Bellard
    char *args = av_strdup(arg);
2412 10d104e4 Philip Gladstone
2413 bee0d9e5 Charles Yates
    using_vhook = 1;
2414
2415 10d104e4 Philip Gladstone
    argv[0] = strtok(args, " ");
2416
    while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
2417
    }
2418
2419
    i = frame_hook_add(argc, argv);
2420
2421
    if (i != 0) {
2422
        fprintf(stderr, "Failed to add video hook function: %s\n", arg);
2423
        exit(1);
2424
    }
2425
}
2426 d0f596b4 Diego Biurrun
#endif
2427 10d104e4 Philip Gladstone
2428 b29f97d1 Zdenek Kabelac
static void opt_video_codec(const char *arg)
2429 85f07f22 Fabrice Bellard
{
2430 cf7fc795 Fabrice Bellard
    opt_codec(&video_stream_copy, &video_codec_id, CODEC_TYPE_VIDEO, arg);
2431
}
2432 85f07f22 Fabrice Bellard
2433 cf7fc795 Fabrice Bellard
static void opt_subtitle_codec(const char *arg)
2434
{
2435
    opt_codec(&subtitle_stream_copy, &subtitle_codec_id, CODEC_TYPE_SUBTITLE, arg);
2436 85f07f22 Fabrice Bellard
}
2437
2438 b29f97d1 Zdenek Kabelac
static void opt_map(const char *arg)
2439 85f07f22 Fabrice Bellard
{
2440
    AVStreamMap *m;
2441
    const char *p;
2442
2443
    p = arg;
2444
    m = &stream_maps[nb_stream_maps++];
2445
2446
    m->file_index = strtol(arg, (char **)&p, 0);
2447
    if (*p)
2448
        p++;
2449 a5dc85ef Juanjo
2450
    m->stream_index = strtol(p, (char **)&p, 0);
2451 b4a3389e Wolfram Gloger
    if (*p) {
2452
        p++;
2453
        m->sync_file_index = strtol(p, (char **)&p, 0);
2454
        if (*p)
2455
            p++;
2456
        m->sync_stream_index = strtol(p, (char **)&p, 0);
2457
    } else {
2458
        m->sync_file_index = m->file_index;
2459
        m->sync_stream_index = m->stream_index;
2460
    }
2461 85f07f22 Fabrice Bellard
}
2462
2463 0a38bafd Patrice Bensoussan
static void opt_map_meta_data(const char *arg)
2464
{
2465
    AVMetaDataMap *m;
2466
    const char *p;
2467 115329f1 Diego Biurrun
2468 0a38bafd Patrice Bensoussan
    p = arg;
2469
    m = &meta_data_maps[nb_meta_data_maps++];
2470
2471
    m->out_file = strtol(arg, (char **)&p, 0);
2472
    if (*p)
2473
        p++;
2474
2475
    m->in_file = strtol(p, (char **)&p, 0);
2476
}
2477
2478 b29f97d1 Zdenek Kabelac
static void opt_recording_time(const char *arg)
2479 85f07f22 Fabrice Bellard
{
2480
    recording_time = parse_date(arg, 1);
2481
}
2482
2483 8831db5c Michael Niedermayer
static void opt_start_time(const char *arg)
2484
{
2485
    start_time = parse_date(arg, 1);
2486
}
2487
2488 4568325a Roman Shaposhnik
static void opt_rec_timestamp(const char *arg)
2489
{
2490
    rec_timestamp = parse_date(arg, 0) / 1000000;
2491
}
2492
2493 a6a92a9a Wolfram Gloger
static void opt_input_ts_offset(const char *arg)
2494
{
2495
    input_ts_offset = parse_date(arg, 1);
2496
}
2497
2498 b29f97d1 Zdenek Kabelac
static void opt_input_file(const char *filename)
2499 85f07f22 Fabrice Bellard
{
2500
    AVFormatContext *ic;
2501
    AVFormatParameters params, *ap = &params;
2502 14bea432 Michael Niedermayer
    int err, i, ret, rfps, rfps_base;
2503 bd1b79a1 Michael Niedermayer
    int64_t timestamp;
2504 85f07f22 Fabrice Bellard
2505 b242baa4 Fabrice Bellard
    if (!strcmp(filename, "-"))
2506
        filename = "pipe:";
2507
2508 115329f1 Diego Biurrun
    using_stdin |= !strncmp(filename, "pipe:", 5) ||
2509 d9a916e2 Charles Yates
                   !strcmp( filename, "/dev/stdin" );
2510
2511 85f07f22 Fabrice Bellard
    /* get default parameters from command line */
2512 4eb72c6b Nico Sabbi
    ic = av_alloc_format_context();
2513
2514 79fdaa4c Fabrice Bellard
    memset(ap, 0, sizeof(*ap));
2515 4eb72c6b Nico Sabbi
    ap->prealloced_context = 1;
2516 79fdaa4c Fabrice Bellard
    ap->sample_rate = audio_sample_rate;
2517
    ap->channels = audio_channels;
2518 b33ece16 Stefano Sabatini
    ap->time_base.den = frame_rate.num;
2519
    ap->time_base.num = frame_rate.den;
2520 1ff93ffc Todd Kirby
    ap->width = frame_width + frame_padleft + frame_padright;
2521
    ap->height = frame_height + frame_padtop + frame_padbottom;
2522 63167088 Roman Shaposhnik
    ap->pix_fmt = frame_pix_fmt;
2523 2639c651 Roman Shaposhnik
    ap->channel = video_channel;
2524
    ap->standard = video_standard;
2525 5b6d5596 Michael Niedermayer
    ap->video_codec_id = video_codec_id;
2526
    ap->audio_codec_id = audio_codec_id;
2527
    if(pgmyuv_compatibility_hack)
2528
        ap->video_codec_id= CODEC_ID_PGMYUV;
2529 79fdaa4c Fabrice Bellard
2530 4eb72c6b Nico Sabbi
    for(i=0; i<opt_name_count; i++){
2531 bd31a388 Baptiste Coudurier
        const AVOption *opt;
2532 4eb72c6b Nico Sabbi
        double d= av_get_double(avformat_opts, opt_names[i], &opt);
2533
        if(d==d && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
2534
            av_set_double(ic, opt_names[i], d);
2535
    }
2536 79fdaa4c Fabrice Bellard
    /* open the input file with generic libav function */
2537
    err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
2538 85f07f22 Fabrice Bellard
    if (err < 0) {
2539 79fdaa4c Fabrice Bellard
        print_error(filename, err);
2540 85f07f22 Fabrice Bellard
        exit(1);
2541
    }
2542 30bc6613 Michael Niedermayer
2543 5894e1bb Víctor Paesa
    ic->loop_input = loop_input;
2544
2545 79fdaa4c Fabrice Bellard
    /* If not enough info to get the stream parameters, we decode the
2546
       first frames to get it. (used in mpeg case for example) */
2547
    ret = av_find_stream_info(ic);
2548 d8019eb5 Allen Day
    if (ret < 0 && verbose >= 0) {
2549 85f07f22 Fabrice Bellard
        fprintf(stderr, "%s: could not find codec parameters\n", filename);
2550
        exit(1);
2551
    }
2552
2553 bd1b79a1 Michael Niedermayer
    timestamp = start_time;
2554
    /* add the stream start time */
2555
    if (ic->start_time != AV_NOPTS_VALUE)
2556
        timestamp += ic->start_time;
2557
2558 254abc2e Fabrice Bellard
    /* if seeking requested, we execute it */
2559
    if (start_time != 0) {
2560 3ba1438d Michael Niedermayer
        ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
2561 254abc2e Fabrice Bellard
        if (ret < 0) {
2562 115329f1 Diego Biurrun
            fprintf(stderr, "%s: could not seek to position %0.3f\n",
2563 254abc2e Fabrice Bellard
                    filename, (double)timestamp / AV_TIME_BASE);
2564
        }
2565
        /* reset seek info */
2566
        start_time = 0;
2567
    }
2568
2569 85f07f22 Fabrice Bellard
    /* update the current parameters so that they match the one of the input stream */
2570
    for(i=0;i<ic->nb_streams;i++) {
2571 637b5326 Michael Niedermayer
        int j;
2572 01f4895c Michael Niedermayer
        AVCodecContext *enc = ic->streams[i]->codec;
2573 c62c07d3 Michael Niedermayer
        if(thread_count>1)
2574
            avcodec_thread_init(enc, thread_count);
2575
        enc->thread_count= thread_count;
2576 85f07f22 Fabrice Bellard
        switch(enc->codec_type) {
2577
        case CODEC_TYPE_AUDIO:
2578 637b5326 Michael Niedermayer
            for(j=0; j<opt_name_count; j++){
2579 bd31a388 Baptiste Coudurier
                const AVOption *opt;
2580 23b254fb Benoit Fouet
                double d= av_get_double(avctx_opts[CODEC_TYPE_AUDIO], opt_names[j], &opt);
2581 637b5326 Michael Niedermayer
                if(d==d && (opt->flags&AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
2582
                    av_set_double(enc, opt_names[j], d);
2583
            }
2584 e0d2714a Juanjo
            //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
2585 85f07f22 Fabrice Bellard
            audio_channels = enc->channels;
2586
            audio_sample_rate = enc->sample_rate;
2587 b4aea108 Michael Niedermayer
            if(audio_disable)
2588 f3356e9c Michael Niedermayer
                ic->streams[i]->discard= AVDISCARD_ALL;
2589 85f07f22 Fabrice Bellard
            break;
2590
        case CODEC_TYPE_VIDEO:
2591 637b5326 Michael Niedermayer
            for(j=0; j<opt_name_count; j++){
2592 bd31a388 Baptiste Coudurier
                const AVOption *opt;
2593 23b254fb Benoit Fouet
                double d= av_get_double(avctx_opts[CODEC_TYPE_VIDEO], opt_names[j], &opt);
2594 637b5326 Michael Niedermayer
                if(d==d && (opt->flags&AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
2595
                    av_set_double(enc, opt_names[j], d);
2596
            }
2597 85f07f22 Fabrice Bellard
            frame_height = enc->height;
2598
            frame_width = enc->width;
2599 bb270c08 Diego Biurrun
            frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
2600
            frame_pix_fmt = enc->pix_fmt;
2601 c0df9d75 Michael Niedermayer
            rfps      = ic->streams[i]->r_frame_rate.num;
2602
            rfps_base = ic->streams[i]->r_frame_rate.den;
2603 637b5326 Michael Niedermayer
            if(enc->lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
2604 f4f3223f Michael Niedermayer
            if(me_threshold)
2605
                enc->debug |= FF_DEBUG_MV;
2606 d7425f59 Michael Niedermayer
2607 115329f1 Diego Biurrun
            if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
2608 d8019eb5 Allen Day
2609
                if (verbose >= 0)
2610 386c88de Baptiste Coudurier
                    fprintf(stderr,"\nSeems stream %d codec frame rate differs from container frame rate: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
2611 c0df9d75 Michael Niedermayer
                            i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
2612 d8019eb5 Allen Day
2613 15bc38e5 Michael Niedermayer
                    (float)rfps / rfps_base, rfps, rfps_base);
2614 79fdaa4c Fabrice Bellard
            }
2615 bf5af568 Fabrice Bellard
            /* update the current frame rate to match the stream frame rate */
2616 b33ece16 Stefano Sabatini
            frame_rate.num = rfps;
2617
            frame_rate.den = rfps_base;
2618 bdfcbbed Max Krasnyansky
2619
            enc->rate_emu = rate_emu;
2620 b4aea108 Michael Niedermayer
            if(video_disable)
2621 f3356e9c Michael Niedermayer
                ic->streams[i]->discard= AVDISCARD_ALL;
2622
            else if(video_discard)
2623
                ic->streams[i]->discard= video_discard;
2624 85f07f22 Fabrice Bellard
            break;
2625 254abc2e Fabrice Bellard
        case CODEC_TYPE_DATA:
2626
            break;
2627 cf7fc795 Fabrice Bellard
        case CODEC_TYPE_SUBTITLE:
2628 11bf3847 Aurelien Jacobs
            if(subtitle_disable)
2629
                ic->streams[i]->discard = AVDISCARD_ALL;
2630 cf7fc795 Fabrice Bellard
            break;
2631 ae38261e Mike Brown
        case CODEC_TYPE_UNKNOWN:
2632
            break;
2633 51bd4565 Philip Gladstone
        default:
2634 0f4e8165 Ronald S. Bultje
            abort();
2635 85f07f22 Fabrice Bellard
        }
2636
    }
2637 115329f1 Diego Biurrun
2638 85f07f22 Fabrice Bellard
    input_files[nb_input_files] = ic;
2639 bd1b79a1 Michael Niedermayer
    input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
2640 85f07f22 Fabrice Bellard
    /* dump the file content */
2641 d8019eb5 Allen Day
    if (verbose >= 0)
2642
        dump_format(ic, nb_input_files, filename, 0);
2643
2644 85f07f22 Fabrice Bellard
    nb_input_files++;
2645 79fdaa4c Fabrice Bellard
    file_iformat = NULL;
2646
    file_oformat = NULL;
2647 bdfcbbed Max Krasnyansky
2648 2639c651 Roman Shaposhnik
    video_channel = 0;
2649 115329f1 Diego Biurrun
2650 bdfcbbed Max Krasnyansky
    rate_emu = 0;
2651 85f07f22 Fabrice Bellard
}
2652
2653 11bf3847 Aurelien Jacobs
static void check_audio_video_sub_inputs(int *has_video_ptr, int *has_audio_ptr,
2654
                                         int *has_subtitle_ptr)
2655 919f448d Fabrice Bellard
{
2656 11bf3847 Aurelien Jacobs
    int has_video, has_audio, has_subtitle, i, j;
2657 919f448d Fabrice Bellard
    AVFormatContext *ic;
2658
2659
    has_video = 0;
2660
    has_audio = 0;
2661 11bf3847 Aurelien Jacobs
    has_subtitle = 0;
2662 919f448d Fabrice Bellard
    for(j=0;j<nb_input_files;j++) {
2663
        ic = input_files[j];
2664
        for(i=0;i<ic->nb_streams;i++) {
2665 01f4895c Michael Niedermayer
            AVCodecContext *enc = ic->streams[i]->codec;
2666 919f448d Fabrice Bellard
            switch(enc->codec_type) {
2667
            case CODEC_TYPE_AUDIO:
2668
                has_audio = 1;
</