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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 daf8e955 Fabrice Bellard
#define HAVE_AV_CONFIG_H
22 d86b83f8 Ramiro Polla
#include <signal.h>
23 22f7a060 Michael Niedermayer
#include <limits.h>
24 daf8e955 Fabrice Bellard
#include "avformat.h"
25 18a54b04 Luca Abeni
#include "swscale.h"
26 10d104e4 Philip Gladstone
#include "framehook.h"
27 6fd46414 Michael Niedermayer
#include "opt.h"
28 f5a478f6 Roman Shaposhnik
#include "fifo.h"
29 daf8e955 Fabrice Bellard
30 d86b83f8 Ramiro Polla
#ifdef __MINGW32__
31
#include <conio.h>
32
#else
33 85f07f22 Fabrice Bellard
#include <unistd.h>
34
#include <fcntl.h>
35
#include <sys/ioctl.h>
36
#include <sys/time.h>
37
#include <termios.h>
38 5727b222 Fabrice Bellard
#include <sys/resource.h>
39 bdc4796f Fabrice Bellard
#endif
40 f3ec2d46 Slavik Gnatenko
#ifdef CONFIG_OS2
41
#include <sys/types.h>
42
#include <sys/select.h>
43
#include <stdlib.h>
44
#endif
45 64c020a8 Michael Niedermayer
#undef time //needed because HAVE_AV_CONFIG_H is defined on top
46 bf5af568 Fabrice Bellard
#include <time.h>
47 85f07f22 Fabrice Bellard
48 f1cc88a5 Diego Biurrun
#include "version.h"
49 01310af2 Fabrice Bellard
#include "cmdutils.h"
50
51 2b18dcd0 Michael Niedermayer
#undef NDEBUG
52
#include <assert.h>
53
54 8aa1e3da Michael Niedermayer
#if !defined(INFINITY) && defined(HUGE_VAL)
55
#define INFINITY HUGE_VAL
56
#endif
57 85f07f22 Fabrice Bellard
58 c367d067 Michael Niedermayer
#undef exit
59
60 85f07f22 Fabrice Bellard
/* select an input stream for an output stream */
61
typedef struct AVStreamMap {
62
    int file_index;
63
    int stream_index;
64 b4a3389e Wolfram Gloger
    int sync_file_index;
65
    int sync_stream_index;
66 85f07f22 Fabrice Bellard
} AVStreamMap;
67
68 0a38bafd Patrice Bensoussan
/** select an input file for an output file */
69
typedef struct AVMetaDataMap {
70
    int out_file;
71
    int in_file;
72
} AVMetaDataMap;
73
74 85f07f22 Fabrice Bellard
extern const OptionDef options[];
75
76 02d504a7 Fabrice Bellard
static void show_help(void);
77
static void show_license(void);
78 637b5326 Michael Niedermayer
static int opt_default(const char *opt, const char *arg);
79 85f07f22 Fabrice Bellard
80
#define MAX_FILES 20
81
82
static AVFormatContext *input_files[MAX_FILES];
83 a6a92a9a Wolfram Gloger
static int64_t input_files_ts_offset[MAX_FILES];
84 85f07f22 Fabrice Bellard
static int nb_input_files = 0;
85
86
static AVFormatContext *output_files[MAX_FILES];
87
static int nb_output_files = 0;
88
89
static AVStreamMap stream_maps[MAX_FILES];
90
static int nb_stream_maps;
91
92 0a38bafd Patrice Bensoussan
static AVMetaDataMap meta_data_maps[MAX_FILES];
93
static int nb_meta_data_maps;
94
95 79fdaa4c Fabrice Bellard
static AVInputFormat *file_iformat;
96
static AVOutputFormat *file_oformat;
97 55cf1959 Michael Niedermayer
static int frame_width  = 0;
98
static int frame_height = 0;
99 880e8ba7 Roman Shaposhnik
static float frame_aspect_ratio = 0;
100 644a9262 Michael Niedermayer
static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
101 1ff93ffc Todd Kirby
static int frame_padtop  = 0;
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static int frame_padbottom = 0;
103
static int frame_padleft  = 0;
104
static int frame_padright = 0;
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static int padcolor[3] = {16,128,128}; /* default to black */
106 ab6d194a Michael Niedermayer
static int frame_topBand  = 0;
107
static int frame_bottomBand = 0;
108
static int frame_leftBand  = 0;
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static int frame_rightBand = 0;
110 cf7fc795 Fabrice Bellard
static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
111 14bea432 Michael Niedermayer
static int frame_rate = 25;
112
static int frame_rate_base = 1;
113 158c7f05 Michael Niedermayer
static float video_qscale = 0;
114 9cdd6a24 Michael Niedermayer
static int video_qdiff = 3;
115 84f608f4 Vidar Madsen
static uint16_t *intra_matrix = NULL;
116
static uint16_t *inter_matrix = NULL;
117 ac2830ec Michael Niedermayer
#if 0 //experimental, (can be removed)
118 3aa102be Michael Niedermayer
static float video_rc_qsquish=1.0;
119
static float video_rc_qmod_amp=0;
120
static int video_rc_qmod_freq=0;
121 ac2830ec Michael Niedermayer
#endif
122 3aa102be Michael Niedermayer
static char *video_rc_override_string=NULL;
123
static char *video_rc_eq="tex^qComp";
124 3bea5386 Michael Niedermayer
static int me_method = ME_EPZS;
125 85f07f22 Fabrice Bellard
static int video_disable = 0;
126 f3356e9c Michael Niedermayer
static int video_discard = 0;
127 85f07f22 Fabrice Bellard
static int video_codec_id = CODEC_ID_NONE;
128 b2a2197e Michael Niedermayer
static int video_codec_tag = 0;
129 85f07f22 Fabrice Bellard
static int same_quality = 0;
130 cfcf0ffd Fabrice Bellard
static int do_deinterlace = 0;
131 f560dd82 Michael Niedermayer
static int strict = 0;
132 bb198e19 Michael Niedermayer
static int top_field_first = -1;
133 f4f3223f Michael Niedermayer
static int me_threshold = 0;
134 1a11cbcc Michael Niedermayer
static int intra_dc_precision = 8;
135 5894e1bb Víctor Paesa
static int loop_input = 0;
136 8108551a Todd Kirby
static int loop_output = AVFMT_NOOUTPUTLOOP;
137 0888fd22 Michael Niedermayer
static int qp_hist = 0;
138 85f07f22 Fabrice Bellard
139
static int intra_only = 0;
140
static int audio_sample_rate = 44100;
141 c57c770d Justin Ruggles
#define QSCALE_NONE -99999
142
static float audio_qscale = QSCALE_NONE;
143 85f07f22 Fabrice Bellard
static int audio_disable = 0;
144
static int audio_channels = 1;
145
static int audio_codec_id = CODEC_ID_NONE;
146 b2a2197e Michael Niedermayer
static int audio_codec_tag = 0;
147 cf7fc795 Fabrice Bellard
static char *audio_language = NULL;
148
149
static int subtitle_codec_id = CODEC_ID_NONE;
150
static char *subtitle_language = NULL;
151 85f07f22 Fabrice Bellard
152 17c88cb0 Michael Niedermayer
static float mux_preload= 0.5;
153
static float mux_max_delay= 0.7;
154 2db3c638 Michael Niedermayer
155 0c1a9eda Zdenek Kabelac
static int64_t recording_time = 0;
156 8831db5c Michael Niedermayer
static int64_t start_time = 0;
157 4568325a Roman Shaposhnik
static int64_t rec_timestamp = 0;
158 a6a92a9a Wolfram Gloger
static int64_t input_ts_offset = 0;
159 85f07f22 Fabrice Bellard
static int file_overwrite = 0;
160
static char *str_title = NULL;
161
static char *str_author = NULL;
162
static char *str_copyright = NULL;
163
static char *str_comment = NULL;
164 63d5075c Panagiotis Issaris
static char *str_album = NULL;
165 5727b222 Fabrice Bellard
static int do_benchmark = 0;
166 a0663ba4 Fabrice Bellard
static int do_hex_dump = 0;
167 254abc2e Fabrice Bellard
static int do_pkt_dump = 0;
168 43f1708f Juanjo
static int do_psnr = 0;
169 5abdb4b1 Fabrice Bellard
static int do_pass = 0;
170
static char *pass_logfilename = NULL;
171 1629626f Fabrice Bellard
static int audio_stream_copy = 0;
172
static int video_stream_copy = 0;
173 cf7fc795 Fabrice Bellard
static int subtitle_stream_copy = 0;
174 986ebcdb Michael Niedermayer
static int video_sync_method= 1;
175
static int audio_sync_method= 0;
176 72bd8100 Michael Niedermayer
static int copy_ts= 0;
177 ca80810b Calcium
static int opt_shortest = 0; //
178 90ad92b3 Michael Niedermayer
static int video_global_header = 0;
179 b60d1379 Stefano Sabatini
static char *vstats_filename;
180
static FILE *fvstats;
181 5abdb4b1 Fabrice Bellard
182 bdfcbbed Max Krasnyansky
static int rate_emu = 0;
183
184 a5df11ab Fabrice Bellard
static int  video_channel = 0;
185 e3ee3283 Alex Beregszaszi
static char *video_standard = "ntsc";
186 79a7c268 Fabrice Bellard
187 a9aa3467 Michael Niedermayer
static int audio_volume = 256;
188 8aa3ee32 Max Krasnyansky
189 d9a916e2 Charles Yates
static int using_stdin = 0;
190 bee0d9e5 Charles Yates
static int using_vhook = 0;
191 f068206e Bill Eldridge
static int verbose = 1;
192 9c3d33d6 Michael Niedermayer
static int thread_count= 1;
193 b51469a0 Leon van Stuivenberg
static int q_pressed = 0;
194 1008ceb3 Michael Niedermayer
static int64_t video_size = 0;
195
static int64_t audio_size = 0;
196
static int64_t extra_size = 0;
197 a6a92a9a Wolfram Gloger
static int nb_frames_dup = 0;
198
static int nb_frames_drop = 0;
199 6e454c38 Luca Abeni
static int input_sync;
200 85ad1b0e Baptiste Coudurier
static uint64_t limit_filesize = 0; //
201 d9a916e2 Charles Yates
202 5b6d5596 Michael Niedermayer
static int pgmyuv_compatibility_hack=0;
203 023857be Harikrishnan Varma
static int dts_delta_threshold = 10;
204 5b6d5596 Michael Niedermayer
205 18a54b04 Luca Abeni
static int sws_flags = SWS_BICUBIC;
206
207 8bbf6db9 Michael Niedermayer
const char **opt_names=NULL;
208
int opt_name_count=0;
209 23b254fb Benoit Fouet
AVCodecContext *avctx_opts[CODEC_TYPE_NB];
210 4eb72c6b Nico Sabbi
AVFormatContext *avformat_opts;
211 7fc98937 Limin Wang
static int64_t timer_start = 0;
212 8bbf6db9 Michael Niedermayer
213 748c2fca Michael Niedermayer
static AVBitStreamFilterContext *video_bitstream_filters=NULL;
214
static AVBitStreamFilterContext *audio_bitstream_filters=NULL;
215
static AVBitStreamFilterContext *bitstream_filters[MAX_FILES][MAX_STREAMS];
216 5b6d5596 Michael Niedermayer
217 5abdb4b1 Fabrice Bellard
#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
218 85f07f22 Fabrice Bellard
219 b4a3389e Wolfram Gloger
struct AVInputStream;
220
221 85f07f22 Fabrice Bellard
typedef struct AVOutputStream {
222
    int file_index;          /* file index */
223
    int index;               /* stream index in the output file */
224
    int source_index;        /* AVInputStream index */
225
    AVStream *st;            /* stream in the output file */
226 ec5517d5 Fabrice Bellard
    int encoding_needed;     /* true if encoding needed for this stream */
227
    int frame_number;
228
    /* input pts and corresponding output pts
229
       for A/V sync */
230 b4a3389e Wolfram Gloger
    //double sync_ipts;        /* dts from the AVPacket of the demuxer in second units */
231
    struct AVInputStream *sync_ist; /* input stream to sync against */
232 e928649b Michael Niedermayer
    int64_t sync_opts;       /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
233 85f07f22 Fabrice Bellard
    /* video only */
234 07d0cdfc Luca Abeni
    int video_resample;
235 a4d36c11 Michael Niedermayer
    AVFrame pict_tmp;      /* temporary image for resampling */
236 18a54b04 Luca Abeni
    struct SwsContext *img_resample_ctx; /* for image resampling */
237
    int resample_height;
238 34b10a57 Dieter
239 07d0cdfc Luca Abeni
    int video_crop;
240 34b10a57 Dieter
    int topBand;             /* cropping area sizes */
241
    int leftBand;
242 115329f1 Diego Biurrun
243 07d0cdfc Luca Abeni
    int video_pad;
244 1ff93ffc Todd Kirby
    int padtop;              /* padding area sizes */
245
    int padbottom;
246
    int padleft;
247
    int padright;
248 115329f1 Diego Biurrun
249 85f07f22 Fabrice Bellard
    /* audio only */
250
    int audio_resample;
251
    ReSampleContext *resample; /* for audio resampling */
252 f5a478f6 Roman Shaposhnik
    AVFifoBuffer fifo;     /* for compression: one audio fifo per codec */
253 5abdb4b1 Fabrice Bellard
    FILE *logfile;
254 85f07f22 Fabrice Bellard
} AVOutputStream;
255
256
typedef struct AVInputStream {
257
    int file_index;
258
    int index;
259
    AVStream *st;
260
    int discard;             /* true if stream data should be discarded */
261
    int decoding_needed;     /* true if the packets must be decoded in 'raw_fifo' */
262 0c1a9eda Zdenek Kabelac
    int64_t sample_index;      /* current sample */
263 bdfcbbed Max Krasnyansky
264
    int64_t       start;     /* time when read started */
265
    unsigned long frame;     /* current frame */
266 254abc2e Fabrice Bellard
    int64_t       next_pts;  /* synthetic pts for cases where pkt.pts
267
                                is not defined */
268 e7d0374f Roman Shaposhnik
    int64_t       pts;       /* current pts */
269 ff4905a5 Michael Niedermayer
    int is_start;            /* is 1 at the start and after a discontinuity */
270 85f07f22 Fabrice Bellard
} AVInputStream;
271
272
typedef struct AVInputFile {
273
    int eof_reached;      /* true if eof reached */
274
    int ist_index;        /* index of first stream in ist_table */
275
    int buffer_size;      /* current total buffer size */
276 79fdaa4c Fabrice Bellard
    int nb_streams;       /* nb streams we are aware of */
277 85f07f22 Fabrice Bellard
} AVInputFile;
278
279 2f30a81d Diego Biurrun
#ifndef __MINGW32__
280 bdc4796f Fabrice Bellard
281 85f07f22 Fabrice Bellard
/* init terminal so that we can grab keys */
282
static struct termios oldtty;
283 d86b83f8 Ramiro Polla
#endif
284 85f07f22 Fabrice Bellard
285
static void term_exit(void)
286
{
287 d86b83f8 Ramiro Polla
#ifndef __MINGW32__
288 85f07f22 Fabrice Bellard
    tcsetattr (0, TCSANOW, &oldtty);
289 d86b83f8 Ramiro Polla
#endif
290 85f07f22 Fabrice Bellard
}
291
292 9680a722 Roumen Petrov
static volatile sig_atomic_t received_sigterm = 0;
293
294
static void
295
sigterm_handler(int sig)
296
{
297
    received_sigterm = sig;
298
    term_exit();
299
}
300
301 85f07f22 Fabrice Bellard
static void term_init(void)
302
{
303 d86b83f8 Ramiro Polla
#ifndef __MINGW32__
304 85f07f22 Fabrice Bellard
    struct termios tty;
305
306
    tcgetattr (0, &tty);
307
    oldtty = tty;
308
309
    tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
310
                          |INLCR|IGNCR|ICRNL|IXON);
311
    tty.c_oflag |= OPOST;
312
    tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
313
    tty.c_cflag &= ~(CSIZE|PARENB);
314
    tty.c_cflag |= CS8;
315
    tty.c_cc[VMIN] = 1;
316
    tty.c_cc[VTIME] = 0;
317 115329f1 Diego Biurrun
318 85f07f22 Fabrice Bellard
    tcsetattr (0, TCSANOW, &tty);
319 d86b83f8 Ramiro Polla
    signal(SIGQUIT, sigterm_handler); /* Quit (POSIX).  */
320
#endif
321 85f07f22 Fabrice Bellard
322 9680a722 Roumen Petrov
    signal(SIGINT , sigterm_handler); /* Interrupt (ANSI).  */
323
    signal(SIGTERM, sigterm_handler); /* Termination (ANSI).  */
324
    /*
325
    register a function to be called at normal program termination
326
    */
327 85f07f22 Fabrice Bellard
    atexit(term_exit);
328 9ddd71fc François Revol
#ifdef CONFIG_BEOS_NETSERVER
329
    fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
330
#endif
331 85f07f22 Fabrice Bellard
}
332
333
/* read a key without blocking */
334
static int read_key(void)
335
{
336 d86b83f8 Ramiro Polla
#ifdef __MINGW32__
337
    if(kbhit())
338
        return(getch());
339
#else
340 9ddd71fc François Revol
    int n = 1;
341 85f07f22 Fabrice Bellard
    unsigned char ch;
342 9ddd71fc François Revol
#ifndef CONFIG_BEOS_NETSERVER
343
    struct timeval tv;
344 85f07f22 Fabrice Bellard
    fd_set rfds;
345
346
    FD_ZERO(&rfds);
347
    FD_SET(0, &rfds);
348
    tv.tv_sec = 0;
349
    tv.tv_usec = 0;
350
    n = select(1, &rfds, NULL, NULL, &tv);
351 9ddd71fc François Revol
#endif
352 85f07f22 Fabrice Bellard
    if (n > 0) {
353 cb09b2ed Philip Gladstone
        n = read(0, &ch, 1);
354
        if (n == 1)
355 85f07f22 Fabrice Bellard
            return ch;
356 cb09b2ed Philip Gladstone
357
        return n;
358 85f07f22 Fabrice Bellard
    }
359 d86b83f8 Ramiro Polla
#endif
360 85f07f22 Fabrice Bellard
    return -1;
361
}
362
363 b51469a0 Leon van Stuivenberg
static int decode_interrupt_cb(void)
364
{
365
    return q_pressed || (q_pressed = read_key() == 'q');
366
}
367
368 b29f97d1 Zdenek Kabelac
static int read_ffserver_streams(AVFormatContext *s, const char *filename)
369 85f07f22 Fabrice Bellard
{
370 79fdaa4c Fabrice Bellard
    int i, err;
371 85f07f22 Fabrice Bellard
    AVFormatContext *ic;
372
373 79fdaa4c Fabrice Bellard
    err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
374
    if (err < 0)
375
        return err;
376 85f07f22 Fabrice Bellard
    /* copy stream format */
377
    s->nb_streams = ic->nb_streams;
378
    for(i=0;i<ic->nb_streams;i++) {
379
        AVStream *st;
380 1e491e29 Michael Niedermayer
381 f37f8d4c Alex Beregszaszi
        // FIXME: a more elegant solution is needed
382 e1031171 Alex Beregszaszi
        st = av_mallocz(sizeof(AVStream));
383 85f07f22 Fabrice Bellard
        memcpy(st, ic->streams[i], sizeof(AVStream));
384 f37f8d4c Alex Beregszaszi
        st->codec = avcodec_alloc_context();
385
        memcpy(st->codec, ic->streams[i]->codec, sizeof(AVCodecContext));
386 85f07f22 Fabrice Bellard
        s->streams[i] = st;
387
    }
388
389
    av_close_input_file(ic);
390
    return 0;
391
}
392
393 b4a3389e Wolfram Gloger
static double
394
get_sync_ipts(const AVOutputStream *ost)
395
{
396
    const AVInputStream *ist = ost->sync_ist;
397
    return (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/AV_TIME_BASE;
398
}
399
400 748c2fca Michael Niedermayer
static void write_frame(AVFormatContext *s, AVPacket *pkt, AVCodecContext *avctx, AVBitStreamFilterContext *bsfc){
401
    while(bsfc){
402
        AVPacket new_pkt= *pkt;
403
        int a= av_bitstream_filter_filter(bsfc, avctx, NULL,
404
                                          &new_pkt.data, &new_pkt.size,
405
                                          pkt->data, pkt->size,
406
                                          pkt->flags & PKT_FLAG_KEY);
407
        if(a){
408
            av_free_packet(pkt);
409
            new_pkt.destruct= av_destruct_packet;
410
        }
411
        *pkt= new_pkt;
412
413
        bsfc= bsfc->next;
414
    }
415
416
    av_interleaved_write_frame(s, pkt);
417
}
418
419 817b23ff Fabrice Bellard
#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
420 85f07f22 Fabrice Bellard
421 115329f1 Diego Biurrun
static void do_audio_out(AVFormatContext *s,
422
                         AVOutputStream *ost,
423 85f07f22 Fabrice Bellard
                         AVInputStream *ist,
424
                         unsigned char *buf, int size)
425
{
426 0c1a9eda Zdenek Kabelac
    uint8_t *buftmp;
427 d66c7abc Sylvain Corré
    static uint8_t *audio_buf = NULL;
428
    static uint8_t *audio_out = NULL;
429 558eae03 Michael Niedermayer
    const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
430 d66c7abc Sylvain Corré
431 85f07f22 Fabrice Bellard
    int size_out, frame_bytes, ret;
432 01f4895c Michael Niedermayer
    AVCodecContext *enc= ost->st->codec;
433 85f07f22 Fabrice Bellard
434 d66c7abc Sylvain Corré
    /* SC: dynamic allocation of buffers */
435
    if (!audio_buf)
436
        audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
437
    if (!audio_out)
438 558eae03 Michael Niedermayer
        audio_out = av_malloc(audio_out_size);
439 d66c7abc Sylvain Corré
    if (!audio_buf || !audio_out)
440
        return;               /* Should signal an error ! */
441
442 986ebcdb Michael Niedermayer
    if(audio_sync_method){
443 115329f1 Diego Biurrun
        double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
444 f5a478f6 Roman Shaposhnik
                - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2);
445 01f4895c Michael Niedermayer
        double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
446
        int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
447 ff4905a5 Michael Niedermayer
448 986ebcdb Michael Niedermayer
        //FIXME resample delay
449
        if(fabs(delta) > 50){
450 ff4905a5 Michael Niedermayer
            if(ist->is_start){
451
                if(byte_delta < 0){
452 f41dd5aa Michael Niedermayer
                    byte_delta= FFMAX(byte_delta, -size);
453 ff4905a5 Michael Niedermayer
                    size += byte_delta;
454
                    buf  -= byte_delta;
455
                    if(verbose > 2)
456
                        fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
457
                    if(!size)
458
                        return;
459
                    ist->is_start=0;
460
                }else{
461
                    static uint8_t *input_tmp= NULL;
462
                    input_tmp= av_realloc(input_tmp, byte_delta + size);
463
464
                    if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
465
                        ist->is_start=0;
466
                    else
467
                        byte_delta= MAX_AUDIO_PACKET_SIZE - size;
468
469
                    memset(input_tmp, 0, byte_delta);
470
                    memcpy(input_tmp + byte_delta, buf, size);
471
                    buf= input_tmp;
472
                    size += byte_delta;
473
                    if(verbose > 2)
474
                        fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
475
                }
476
            }else if(audio_sync_method>1){
477 f66e4f5f Reimar Döffinger
                int comp= av_clip(delta, -audio_sync_method, audio_sync_method);
478 ff4905a5 Michael Niedermayer
                assert(ost->audio_resample);
479
                if(verbose > 2)
480
                    fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
481 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));
482 ff4905a5 Michael Niedermayer
                av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
483
            }
484 115329f1 Diego Biurrun
        }
485 986ebcdb Michael Niedermayer
    }else
486 b4a3389e Wolfram Gloger
        ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
487 f5a478f6 Roman Shaposhnik
                        - av_fifo_size(&ost->fifo)/(ost->st->codec->channels * 2); //FIXME wrong
488 85f07f22 Fabrice Bellard
489
    if (ost->audio_resample) {
490
        buftmp = audio_buf;
491 115329f1 Diego Biurrun
        size_out = audio_resample(ost->resample,
492 85f07f22 Fabrice Bellard
                                  (short *)buftmp, (short *)buf,
493 01f4895c Michael Niedermayer
                                  size / (ist->st->codec->channels * 2));
494 85f07f22 Fabrice Bellard
        size_out = size_out * enc->channels * 2;
495
    } else {
496
        buftmp = buf;
497
        size_out = size;
498
    }
499
500
    /* now encode as many frames as possible */
501 a0663ba4 Fabrice Bellard
    if (enc->frame_size > 1) {
502 85f07f22 Fabrice Bellard
        /* output resampled raw samples */
503 f5a478f6 Roman Shaposhnik
        av_fifo_write(&ost->fifo, buftmp, size_out);
504 85f07f22 Fabrice Bellard
505
        frame_bytes = enc->frame_size * 2 * enc->channels;
506 115329f1 Diego Biurrun
507 f5a478f6 Roman Shaposhnik
        while (av_fifo_read(&ost->fifo, audio_buf, frame_bytes) == 0) {
508 e928649b Michael Niedermayer
            AVPacket pkt;
509
            av_init_packet(&pkt);
510
511 115329f1 Diego Biurrun
            ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
512 a0663ba4 Fabrice Bellard
                                       (short *)audio_buf);
513 1008ceb3 Michael Niedermayer
            audio_size += ret;
514 e928649b Michael Niedermayer
            pkt.stream_index= ost->index;
515
            pkt.data= audio_out;
516
            pkt.size= ret;
517 e7902f20 Michael Niedermayer
            if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
518 c0df9d75 Michael Niedermayer
                pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
519 e928649b Michael Niedermayer
            pkt.flags |= PKT_FLAG_KEY;
520 748c2fca Michael Niedermayer
            write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
521 115329f1 Diego Biurrun
522 986ebcdb Michael Niedermayer
            ost->sync_opts += enc->frame_size;
523 85f07f22 Fabrice Bellard
        }
524
    } else {
525 e928649b Michael Niedermayer
        AVPacket pkt;
526
        av_init_packet(&pkt);
527 986ebcdb Michael Niedermayer
528 c43042a7 Michael Niedermayer
        ost->sync_opts += size_out / (2 * enc->channels);
529 986ebcdb Michael Niedermayer
530 a0663ba4 Fabrice Bellard
        /* output a pcm frame */
531
        /* XXX: change encoding codec API to avoid this ? */
532
        switch(enc->codec->id) {
533 b461b3bc Reimar Döffinger
        case CODEC_ID_PCM_S32LE:
534
        case CODEC_ID_PCM_S32BE:
535
        case CODEC_ID_PCM_U32LE:
536
        case CODEC_ID_PCM_U32BE:
537
            size_out = size_out << 1;
538
            break;
539
        case CODEC_ID_PCM_S24LE:
540
        case CODEC_ID_PCM_S24BE:
541
        case CODEC_ID_PCM_U24LE:
542
        case CODEC_ID_PCM_U24BE:
543
        case CODEC_ID_PCM_S24DAUD:
544
            size_out = size_out / 2 * 3;
545
            break;
546 a0663ba4 Fabrice Bellard
        case CODEC_ID_PCM_S16LE:
547
        case CODEC_ID_PCM_S16BE:
548
        case CODEC_ID_PCM_U16LE:
549
        case CODEC_ID_PCM_U16BE:
550
            break;
551
        default:
552
            size_out = size_out >> 1;
553
            break;
554
        }
555 115329f1 Diego Biurrun
        ret = avcodec_encode_audio(enc, audio_out, size_out,
556 bb270c08 Diego Biurrun
                                   (short *)buftmp);
557 1008ceb3 Michael Niedermayer
        audio_size += ret;
558 e928649b Michael Niedermayer
        pkt.stream_index= ost->index;
559
        pkt.data= audio_out;
560
        pkt.size= ret;
561 e7902f20 Michael Niedermayer
        if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
562 c0df9d75 Michael Niedermayer
            pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
563 e928649b Michael Niedermayer
        pkt.flags |= PKT_FLAG_KEY;
564 748c2fca Michael Niedermayer
        write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
565 85f07f22 Fabrice Bellard
    }
566
}
567
568 10d104e4 Philip Gladstone
static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
569
{
570
    AVCodecContext *dec;
571
    AVPicture *picture2;
572
    AVPicture picture_tmp;
573 0c1a9eda Zdenek Kabelac
    uint8_t *buf = 0;
574 10d104e4 Philip Gladstone
575 01f4895c Michael Niedermayer
    dec = ist->st->codec;
576 10d104e4 Philip Gladstone
577
    /* deinterlace : must be done before any resize */
578 bee0d9e5 Charles Yates
    if (do_deinterlace || using_vhook) {
579 10d104e4 Philip Gladstone
        int size;
580
581
        /* create temporary picture */
582
        size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
583
        buf = av_malloc(size);
584
        if (!buf)
585
            return;
586 115329f1 Diego Biurrun
587 10d104e4 Philip Gladstone
        picture2 = &picture_tmp;
588
        avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
589
590 dafc3856 Michael Niedermayer
        if (do_deinterlace){
591 115329f1 Diego Biurrun
            if(avpicture_deinterlace(picture2, picture,
592 dafc3856 Michael Niedermayer
                                     dec->pix_fmt, dec->width, dec->height) < 0) {
593
                /* if error, do not deinterlace */
594
                av_free(buf);
595
                buf = NULL;
596
                picture2 = picture;
597
            }
598
        } else {
599 636d6a4a Panagiotis Issaris
            av_picture_copy(picture2, picture, dec->pix_fmt, dec->width, dec->height);
600 bee0d9e5 Charles Yates
        }
601 10d104e4 Philip Gladstone
    } else {
602
        picture2 = picture;
603
    }
604
605 4992d8bf Bobby Bingham
    frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height,
606
                       1000000 * ist->pts / AV_TIME_BASE);
607 10d104e4 Philip Gladstone
608
    if (picture != picture2)
609
        *picture = *picture2;
610
    *bufp = buf;
611
}
612
613 ec5517d5 Fabrice Bellard
/* we begin to correct av delay at this threshold */
614
#define AV_DELAY_MAX 0.100
615 85f07f22 Fabrice Bellard
616 115329f1 Diego Biurrun
static void do_subtitle_out(AVFormatContext *s,
617
                            AVOutputStream *ost,
618 cf7fc795 Fabrice Bellard
                            AVInputStream *ist,
619
                            AVSubtitle *sub,
620
                            int64_t pts)
621
{
622
    static uint8_t *subtitle_out = NULL;
623
    int subtitle_out_max_size = 65536;
624
    int subtitle_out_size, nb, i;
625
    AVCodecContext *enc;
626
    AVPacket pkt;
627
628
    if (pts == AV_NOPTS_VALUE) {
629
        fprintf(stderr, "Subtitle packets must have a pts\n");
630
        return;
631
    }
632
633 01f4895c Michael Niedermayer
    enc = ost->st->codec;
634 cf7fc795 Fabrice Bellard
635
    if (!subtitle_out) {
636
        subtitle_out = av_malloc(subtitle_out_max_size);
637
    }
638
639
    /* Note: DVB subtitle need one packet to draw them and one other
640
       packet to clear them */
641
    /* XXX: signal it in the codec context ? */
642
    if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
643
        nb = 2;
644
    else
645
        nb = 1;
646
647
    for(i = 0; i < nb; i++) {
648 115329f1 Diego Biurrun
        subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
649 cf7fc795 Fabrice Bellard
                                                    subtitle_out_max_size, sub);
650 115329f1 Diego Biurrun
651 cf7fc795 Fabrice Bellard
        av_init_packet(&pkt);
652
        pkt.stream_index = ost->index;
653
        pkt.data = subtitle_out;
654
        pkt.size = subtitle_out_size;
655
        pkt.pts = av_rescale_q(av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q) + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q,  ost->st->time_base);
656
        if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
657
            /* XXX: the pts correction is handled here. Maybe handling
658
               it in the codec would be better */
659
            if (i == 0)
660
                pkt.pts += 90 * sub->start_display_time;
661
            else
662
                pkt.pts += 90 * sub->end_display_time;
663
        }
664 748c2fca Michael Niedermayer
        write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
665 cf7fc795 Fabrice Bellard
    }
666
}
667
668 8a6cb114 Michael Niedermayer
static int bit_buffer_size= 1024*256;
669 27537106 Michael Niedermayer
static uint8_t *bit_buffer= NULL;
670 1ff93ffc Todd Kirby
671 115329f1 Diego Biurrun
static void do_video_out(AVFormatContext *s,
672
                         AVOutputStream *ost,
673 85f07f22 Fabrice Bellard
                         AVInputStream *ist,
674 7a0f9d7e Fabrice Bellard
                         AVFrame *in_picture,
675 986ebcdb Michael Niedermayer
                         int *frame_size)
676 85f07f22 Fabrice Bellard
{
677 ec5517d5 Fabrice Bellard
    int nb_frames, i, ret;
678 07d0cdfc Luca Abeni
    AVFrame *final_picture, *formatted_picture, *resampling_dst, *padding_src;
679 18a54b04 Luca Abeni
    AVFrame picture_crop_temp, picture_pad_temp;
680 cfcf0ffd Fabrice Bellard
    AVCodecContext *enc, *dec;
681 115329f1 Diego Biurrun
682 a4d36c11 Michael Niedermayer
    avcodec_get_frame_defaults(&picture_crop_temp);
683 07d0cdfc Luca Abeni
    avcodec_get_frame_defaults(&picture_pad_temp);
684 a4d36c11 Michael Niedermayer
685 01f4895c Michael Niedermayer
    enc = ost->st->codec;
686
    dec = ist->st->codec;
687 85f07f22 Fabrice Bellard
688 ec5517d5 Fabrice Bellard
    /* by default, we output a single frame */
689
    nb_frames = 1;
690
691 204c0f48 Philip Gladstone
    *frame_size = 0;
692
693 986ebcdb Michael Niedermayer
    if(video_sync_method){
694 10d104e4 Philip Gladstone
        double vdelta;
695 b4a3389e Wolfram Gloger
        vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts;
696 e928649b Michael Niedermayer
        //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
697
        if (vdelta < -1.1)
698
            nb_frames = 0;
699
        else if (vdelta > 1.1)
700 70122f29 Michael Niedermayer
            nb_frames = lrintf(vdelta);
701 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);
702 50c3dd32 Michael Niedermayer
        if (nb_frames == 0){
703
            ++nb_frames_drop;
704
            if (verbose>2)
705
                fprintf(stderr, "*** drop!\n");
706 8300609b Michael Niedermayer
        }else if (nb_frames > 1) {
707
            nb_frames_dup += nb_frames;
708 50c3dd32 Michael Niedermayer
            if (verbose>2)
709 8300609b Michael Niedermayer
                fprintf(stderr, "*** %d dup!\n", nb_frames-1);
710 50c3dd32 Michael Niedermayer
        }
711
    }else
712 b4a3389e Wolfram Gloger
        ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
713 445f1b83 Roman Shaposhnik
714 7ca60994 Michael Niedermayer
    nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
715 115329f1 Diego Biurrun
    if (nb_frames <= 0)
716 85f07f22 Fabrice Bellard
        return;
717 ce7c56c2 Juanjo
718 07d0cdfc Luca Abeni
    if (ost->video_crop) {
719 636d6a4a Panagiotis Issaris
        if (av_picture_crop((AVPicture *)&picture_crop_temp, (AVPicture *)in_picture, dec->pix_fmt, ost->topBand, ost->leftBand) < 0) {
720 07d0cdfc Luca Abeni
            av_log(NULL, AV_LOG_ERROR, "error cropping picture\n");
721 4e780252 Limin Wang
            return;
722 07d0cdfc Luca Abeni
        }
723
        formatted_picture = &picture_crop_temp;
724 18a54b04 Luca Abeni
    } else {
725
        formatted_picture = in_picture;
726 07d0cdfc Luca Abeni
    }
727
728
    final_picture = formatted_picture;
729
    padding_src = formatted_picture;
730
    resampling_dst = &ost->pict_tmp;
731
    if (ost->video_pad) {
732
        final_picture = &ost->pict_tmp;
733
        if (ost->video_resample) {
734 636d6a4a Panagiotis Issaris
            if (av_picture_crop((AVPicture *)&picture_pad_temp, (AVPicture *)final_picture, enc->pix_fmt, ost->padtop, ost->padleft) < 0) {
735 07d0cdfc Luca Abeni
                av_log(NULL, AV_LOG_ERROR, "error padding picture\n");
736 4e780252 Limin Wang
                return;
737 07d0cdfc Luca Abeni
            }
738
            resampling_dst = &picture_pad_temp;
739
        }
740
    }
741
742 85f07f22 Fabrice Bellard
    if (ost->video_resample) {
743 07d0cdfc Luca Abeni
        padding_src = NULL;
744 34b10a57 Dieter
        final_picture = &ost->pict_tmp;
745 18a54b04 Luca Abeni
        sws_scale(ost->img_resample_ctx, formatted_picture->data, formatted_picture->linesize,
746
              0, ost->resample_height, resampling_dst->data, resampling_dst->linesize);
747 f122deb4 Luca Abeni
    }
748 07d0cdfc Luca Abeni
749
    if (ost->video_pad) {
750 636d6a4a Panagiotis Issaris
        av_picture_pad((AVPicture*)final_picture, (AVPicture *)padding_src,
751 07d0cdfc Luca Abeni
                enc->height, enc->width, enc->pix_fmt,
752
                ost->padtop, ost->padbottom, ost->padleft, ost->padright, padcolor);
753 85f07f22 Fabrice Bellard
    }
754 07d0cdfc Luca Abeni
755 85f07f22 Fabrice Bellard
    /* duplicates frame if needed */
756 ec5517d5 Fabrice Bellard
    for(i=0;i<nb_frames;i++) {
757 e928649b Michael Niedermayer
        AVPacket pkt;
758
        av_init_packet(&pkt);
759
        pkt.stream_index= ost->index;
760
761 e8750b00 Fred Rothganger
        if (s->oformat->flags & AVFMT_RAWPICTURE) {
762
            /* raw pictures are written as AVPicture structure to
763
               avoid any copies. We support temorarily the older
764
               method. */
765 2744ca9a Roman Shaposhnik
            AVFrame* old_frame = enc->coded_frame;
766 bb270c08 Diego Biurrun
            enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
767 e928649b Michael Niedermayer
            pkt.data= (uint8_t *)final_picture;
768
            pkt.size=  sizeof(AVPicture);
769 e7902f20 Michael Niedermayer
            if(dec->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
770 c0df9d75 Michael Niedermayer
                pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
771 e928649b Michael Niedermayer
            if(dec->coded_frame && dec->coded_frame->key_frame)
772
                pkt.flags |= PKT_FLAG_KEY;
773
774 748c2fca Michael Niedermayer
            write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
775 bb270c08 Diego Biurrun
            enc->coded_frame = old_frame;
776 e8750b00 Fred Rothganger
        } else {
777 492cd3a9 Michael Niedermayer
            AVFrame big_picture;
778 a4d36c11 Michael Niedermayer
779
            big_picture= *final_picture;
780 7a0f9d7e Fabrice Bellard
            /* better than nothing: use input picture interlaced
781
               settings */
782
            big_picture.interlaced_frame = in_picture->interlaced_frame;
783 23b254fb Benoit Fouet
            if(avctx_opts[CODEC_TYPE_VIDEO]->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME)){
784 bb198e19 Michael Niedermayer
                if(top_field_first == -1)
785
                    big_picture.top_field_first = in_picture->top_field_first;
786
                else
787 2a8edc5d Michael Niedermayer
                    big_picture.top_field_first = top_field_first;
788 bb198e19 Michael Niedermayer
            }
789 7a0f9d7e Fabrice Bellard
790 85f07f22 Fabrice Bellard
            /* handles sameq here. This is not correct because it may
791
               not be a global option */
792
            if (same_quality) {
793 1e491e29 Michael Niedermayer
                big_picture.quality = ist->st->quality;
794
            }else
795
                big_picture.quality = ost->st->quality;
796 f4f3223f Michael Niedermayer
            if(!me_threshold)
797
                big_picture.pict_type = 0;
798 50c3dd32 Michael Niedermayer
//            big_picture.pts = AV_NOPTS_VALUE;
799 c0df9d75 Michael Niedermayer
            big_picture.pts= ost->sync_opts;
800
//            big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->time_base.num, enc->time_base.den);
801 949b1a13 Steve L'Homme
//av_log(NULL, AV_LOG_DEBUG, "%"PRId64" -> encoder\n", ost->sync_opts);
802 115329f1 Diego Biurrun
            ret = avcodec_encode_video(enc,
803 8a6cb114 Michael Niedermayer
                                       bit_buffer, bit_buffer_size,
804 1e491e29 Michael Niedermayer
                                       &big_picture);
805 4156a436 Panagiotis Issaris
            if (ret == -1) {
806
                fprintf(stderr, "Video encoding failed\n");
807
                exit(1);
808
            }
809 44429457 Juanjo
            //enc->frame_number = enc->real_pict_num;
810 4bbc6260 Michael Niedermayer
            if(ret>0){
811 27537106 Michael Niedermayer
                pkt.data= bit_buffer;
812 e928649b Michael Niedermayer
                pkt.size= ret;
813 e7902f20 Michael Niedermayer
                if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
814 c0df9d75 Michael Niedermayer
                    pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
815 949b1a13 Steve L'Homme
/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %"PRId64"/%"PRId64"\n",
816 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,
817
   pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->time_base.den, AV_TIME_BASE*(int64_t)enc->time_base.num) : -1);*/
818 50c3dd32 Michael Niedermayer
819 e928649b Michael Niedermayer
                if(enc->coded_frame && enc->coded_frame->key_frame)
820
                    pkt.flags |= PKT_FLAG_KEY;
821 748c2fca Michael Niedermayer
                write_frame(s, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
822 e928649b Michael Niedermayer
                *frame_size = ret;
823
                //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
824
                //        enc->frame_number-1, enc->real_pict_num, ret,
825
                //        enc->pict_type);
826
                /* if two pass, output log */
827
                if (ost->logfile && enc->stats_out) {
828
                    fprintf(ost->logfile, "%s", enc->stats_out);
829
                }
830 5abdb4b1 Fabrice Bellard
            }
831 85f07f22 Fabrice Bellard
        }
832 50c3dd32 Michael Niedermayer
        ost->sync_opts++;
833 ec5517d5 Fabrice Bellard
        ost->frame_number++;
834 85f07f22 Fabrice Bellard
    }
835
}
836
837 140cb663 Michael Niedermayer
static double psnr(double d){
838
    if(d==0) return INFINITY;
839 b29f97d1 Zdenek Kabelac
    return -10.0*log(d)/log(10.0);
840 140cb663 Michael Niedermayer
}
841
842 115329f1 Diego Biurrun
static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
843 ec5517d5 Fabrice Bellard
                           int frame_size)
844 ce7c56c2 Juanjo
{
845
    AVCodecContext *enc;
846
    int frame_number;
847 0c1a9eda Zdenek Kabelac
    int64_t ti;
848 ce7c56c2 Juanjo
    double ti1, bitrate, avg_bitrate;
849 115329f1 Diego Biurrun
850 b60d1379 Stefano Sabatini
    /* this is executed just the first time do_video_stats is called */
851 4bd0c2b1 Benoit Fouet
    if (!fvstats) {
852 b60d1379 Stefano Sabatini
        fvstats = fopen(vstats_filename, "w");
853 4bd0c2b1 Benoit Fouet
        if (!fvstats) {
854
            perror("fopen");
855
            exit(1);
856
        }
857
    }
858
859 f27a7268 Måns Rullgård
    ti = INT64_MAX;
860 01f4895c Michael Niedermayer
    enc = ost->st->codec;
861 ce7c56c2 Juanjo
    if (enc->codec_type == CODEC_TYPE_VIDEO) {
862 ec5517d5 Fabrice Bellard
        frame_number = ost->frame_number;
863 158c7f05 Michael Niedermayer
        fprintf(fvstats, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
864 140cb663 Michael Niedermayer
        if (enc->flags&CODEC_FLAG_PSNR)
865 492cd3a9 Michael Niedermayer
            fprintf(fvstats, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
866 115329f1 Diego Biurrun
867 ce7c56c2 Juanjo
        fprintf(fvstats,"f_size= %6d ", frame_size);
868 ec5517d5 Fabrice Bellard
        /* compute pts value */
869 c0df9d75 Michael Niedermayer
        ti1 = ost->sync_opts * av_q2d(enc->time_base);
870 ce7c56c2 Juanjo
        if (ti1 < 0.01)
871
            ti1 = 0.01;
872 115329f1 Diego Biurrun
873 c0df9d75 Michael Niedermayer
        bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
874 1008ceb3 Michael Niedermayer
        avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
875 ce7c56c2 Juanjo
        fprintf(fvstats, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
876 1008ceb3 Michael Niedermayer
            (double)video_size / 1024, ti1, bitrate, avg_bitrate);
877 115329f1 Diego Biurrun
        fprintf(fvstats,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
878 ce7c56c2 Juanjo
    }
879 ec5517d5 Fabrice Bellard
}
880
881 b29f97d1 Zdenek Kabelac
static void print_report(AVFormatContext **output_files,
882 bb270c08 Diego Biurrun
                         AVOutputStream **ost_table, int nb_ostreams,
883
                         int is_last_report)
884 ec5517d5 Fabrice Bellard
{
885
    char buf[1024];
886
    AVOutputStream *ost;
887
    AVFormatContext *oc, *os;
888 0c1a9eda Zdenek Kabelac
    int64_t total_size;
889 ec5517d5 Fabrice Bellard
    AVCodecContext *enc;
890
    int frame_number, vid, i;
891
    double bitrate, ti1, pts;
892 0c1a9eda Zdenek Kabelac
    static int64_t last_time = -1;
893 0888fd22 Michael Niedermayer
    static int qp_histogram[52];
894 115329f1 Diego Biurrun
895 ec5517d5 Fabrice Bellard
    if (!is_last_report) {
896 0c1a9eda Zdenek Kabelac
        int64_t cur_time;
897 ec5517d5 Fabrice Bellard
        /* display the report every 0.5 seconds */
898
        cur_time = av_gettime();
899
        if (last_time == -1) {
900
            last_time = cur_time;
901
            return;
902 115329f1 Diego Biurrun
        }
903 ec5517d5 Fabrice Bellard
        if ((cur_time - last_time) < 500000)
904
            return;
905
        last_time = cur_time;
906
    }
907
908 ce7c56c2 Juanjo
909 ec5517d5 Fabrice Bellard
    oc = output_files[0];
910
911 859d95ba Michael Niedermayer
    total_size = url_fsize(&oc->pb);
912
    if(total_size<0) // FIXME improve url_fsize() so it works with non seekable output too
913
        total_size= url_ftell(&oc->pb);
914 115329f1 Diego Biurrun
915 ec5517d5 Fabrice Bellard
    buf[0] = '\0';
916
    ti1 = 1e10;
917
    vid = 0;
918
    for(i=0;i<nb_ostreams;i++) {
919
        ost = ost_table[i];
920
        os = output_files[ost->file_index];
921 01f4895c Michael Niedermayer
        enc = ost->st->codec;
922 10d104e4 Philip Gladstone
        if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
923 0ecca7a4 Michael Niedermayer
            snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
924 158c7f05 Michael Niedermayer
                    enc->coded_frame->quality/(float)FF_QP2LAMBDA);
925 10d104e4 Philip Gladstone
        }
926 ec5517d5 Fabrice Bellard
        if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
927 7fc98937 Limin Wang
            float t = (av_gettime()-timer_start) / 1000000.0;
928
929 ec5517d5 Fabrice Bellard
            frame_number = ost->frame_number;
930 7fc98937 Limin Wang
            snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d fps=%3d q=%3.1f ",
931
                     frame_number, (t>1)?(int)(frame_number/t+0.5) : 0,
932
                     enc->coded_frame ? enc->coded_frame->quality/(float)FF_QP2LAMBDA : -1);
933 890972be Michael Niedermayer
            if(is_last_report)
934 0ecca7a4 Michael Niedermayer
                snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
935 0888fd22 Michael Niedermayer
            if(qp_hist && enc->coded_frame){
936
                int j;
937
                int qp= lrintf(enc->coded_frame->quality/(float)FF_QP2LAMBDA);
938
                if(qp>=0 && qp<sizeof(qp_histogram)/sizeof(int))
939
                    qp_histogram[qp]++;
940
                for(j=0; j<32; j++)
941
                    snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log(qp_histogram[j]+1)/log(2)));
942
            }
943 890972be Michael Niedermayer
            if (enc->flags&CODEC_FLAG_PSNR){
944
                int j;
945
                double error, error_sum=0;
946
                double scale, scale_sum=0;
947
                char type[3]= {'Y','U','V'};
948 0ecca7a4 Michael Niedermayer
                snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
949 890972be Michael Niedermayer
                for(j=0; j<3; j++){
950
                    if(is_last_report){
951
                        error= enc->error[j];
952
                        scale= enc->width*enc->height*255.0*255.0*frame_number;
953
                    }else{
954
                        error= enc->coded_frame->error[j];
955
                        scale= enc->width*enc->height*255.0*255.0;
956
                    }
957
                    if(j) scale/=4;
958
                    error_sum += error;
959
                    scale_sum += scale;
960 0ecca7a4 Michael Niedermayer
                    snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
961 890972be Michael Niedermayer
                }
962 0ecca7a4 Michael Niedermayer
                snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
963 890972be Michael Niedermayer
            }
964 ec5517d5 Fabrice Bellard
            vid = 1;
965
        }
966
        /* compute min output value */
967 9ee91c2f Michael Niedermayer
        pts = (double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den;
968 5d9827bc Kareila
        if ((pts < ti1) && (pts > 0))
969 ec5517d5 Fabrice Bellard
            ti1 = pts;
970
    }
971
    if (ti1 < 0.01)
972
        ti1 = 0.01;
973 115329f1 Diego Biurrun
974 f068206e Bill Eldridge
    if (verbose || is_last_report) {
975
        bitrate = (double)(total_size * 8) / ti1 / 1000.0;
976 115329f1 Diego Biurrun
977
        snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
978 ec5517d5 Fabrice Bellard
            "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
979
            (double)total_size / 1024, ti1, bitrate);
980 a6a92a9a Wolfram Gloger
981 bb270c08 Diego Biurrun
        if (verbose > 1)
982
          snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
983
                  nb_frames_dup, nb_frames_drop);
984 115329f1 Diego Biurrun
985 d8019eb5 Allen Day
        if (verbose >= 0)
986
            fprintf(stderr, "%s    \r", buf);
987
988 ec5517d5 Fabrice Bellard
        fflush(stderr);
989
    }
990 115329f1 Diego Biurrun
991 1008ceb3 Michael Niedermayer
    if (is_last_report && verbose >= 0){
992
        int64_t raw= audio_size + video_size + extra_size;
993 f068206e Bill Eldridge
        fprintf(stderr, "\n");
994 1008ceb3 Michael Niedermayer
        fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
995
                video_size/1024.0,
996
                audio_size/1024.0,
997
                extra_size/1024.0,
998
                100.0*(total_size - raw)/raw
999
        );
1000
    }
1001 ce7c56c2 Juanjo
}
1002
1003 a700a6ae Fabrice Bellard
/* pkt = NULL means EOF (needed to flush decoder buffers) */
1004
static int output_packet(AVInputStream *ist, int ist_index,
1005
                         AVOutputStream **ost_table, int nb_ostreams,
1006 4b85a28f Wolfram Gloger
                         const AVPacket *pkt)
1007 a700a6ae Fabrice Bellard
{
1008
    AVFormatContext *os;
1009
    AVOutputStream *ost;
1010
    uint8_t *ptr;
1011
    int len, ret, i;
1012
    uint8_t *data_buf;
1013
    int data_size, got_picture;
1014
    AVFrame picture;
1015
    void *buffer_to_free;
1016 f038fe8b Diego Biurrun
    static unsigned int samples_size= 0;
1017 78953e62 Michael Niedermayer
    static short *samples= NULL;
1018 cf7fc795 Fabrice Bellard
    AVSubtitle subtitle, *subtitle_to_free;
1019
    int got_subtitle;
1020 115329f1 Diego Biurrun
1021 2b18dcd0 Michael Niedermayer
    if(!pkt){
1022
        ist->pts= ist->next_pts; // needed for last packet if vsync=0
1023
    } else if (pkt->dts != AV_NOPTS_VALUE) { //FIXME seems redundant, as libavformat does this too
1024 c0df9d75 Michael Niedermayer
        ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1025 a700a6ae Fabrice Bellard
    } else {
1026 a603bf8d Michael Niedermayer
//        assert(ist->pts == ist->next_pts);
1027 a700a6ae Fabrice Bellard
    }
1028 115329f1 Diego Biurrun
1029 a700a6ae Fabrice Bellard
    if (pkt == NULL) {
1030
        /* EOF handling */
1031
        ptr = NULL;
1032
        len = 0;
1033
        goto handle_eof;
1034
    }
1035
1036
    len = pkt->size;
1037
    ptr = pkt->data;
1038
    while (len > 0) {
1039
    handle_eof:
1040
        /* decode the packet if needed */
1041
        data_buf = NULL; /* fail safe */
1042
        data_size = 0;
1043 cf7fc795 Fabrice Bellard
        subtitle_to_free = NULL;
1044 a700a6ae Fabrice Bellard
        if (ist->decoding_needed) {
1045 01f4895c Michael Niedermayer
            switch(ist->st->codec->codec_type) {
1046 df84ac2e Michael Niedermayer
            case CODEC_TYPE_AUDIO:{
1047 115329f1 Diego Biurrun
                if(pkt)
1048 5508d26b Baptiste Coudurier
                    samples= av_fast_realloc(samples, &samples_size, FFMAX(pkt->size*sizeof(*samples), AVCODEC_MAX_AUDIO_FRAME_SIZE));
1049 5d55e966 Michael Niedermayer
                data_size= samples_size;
1050 a700a6ae Fabrice Bellard
                    /* XXX: could avoid copy if PCM 16 bits with same
1051
                       endianness as CPU */
1052 5d55e966 Michael Niedermayer
                ret = avcodec_decode_audio2(ist->st->codec, samples, &data_size,
1053 a700a6ae Fabrice Bellard
                                           ptr, len);
1054
                if (ret < 0)
1055
                    goto fail_decode;
1056
                ptr += ret;
1057
                len -= ret;
1058
                /* Some bug in mpeg audio decoder gives */
1059
                /* data_size < 0, it seems they are overflows */
1060
                if (data_size <= 0) {
1061
                    /* no audio frame */
1062
                    continue;
1063
                }
1064
                data_buf = (uint8_t *)samples;
1065 115329f1 Diego Biurrun
                ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
1066 01f4895c Michael Niedermayer
                    (ist->st->codec->sample_rate * ist->st->codec->channels);
1067 df84ac2e Michael Niedermayer
                break;}
1068 a700a6ae Fabrice Bellard
            case CODEC_TYPE_VIDEO:
1069 01f4895c Michael Niedermayer
                    data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
1070 a700a6ae Fabrice Bellard
                    /* XXX: allocate picture correctly */
1071 9740beff Michael Niedermayer
                    avcodec_get_frame_defaults(&picture);
1072
1073 115329f1 Diego Biurrun
                    ret = avcodec_decode_video(ist->st->codec,
1074 a700a6ae Fabrice Bellard
                                               &picture, &got_picture, ptr, len);
1075
                    ist->st->quality= picture.quality;
1076 115329f1 Diego Biurrun
                    if (ret < 0)
1077 a700a6ae Fabrice Bellard
                        goto fail_decode;
1078
                    if (!got_picture) {
1079
                        /* no picture yet */
1080
                        goto discard_packet;
1081
                    }
1082 01f4895c Michael Niedermayer
                    if (ist->st->codec->time_base.num != 0) {
1083 115329f1 Diego Biurrun
                        ist->next_pts += ((int64_t)AV_TIME_BASE *
1084 01f4895c Michael Niedermayer
                                          ist->st->codec->time_base.num) /
1085
                            ist->st->codec->time_base.den;
1086 a700a6ae Fabrice Bellard
                    }
1087
                    len = 0;
1088
                    break;
1089 cf7fc795 Fabrice Bellard
            case CODEC_TYPE_SUBTITLE:
1090 115329f1 Diego Biurrun
                ret = avcodec_decode_subtitle(ist->st->codec,
1091 cf7fc795 Fabrice Bellard
                                              &subtitle, &got_subtitle, ptr, len);
1092
                if (ret < 0)
1093 a700a6ae Fabrice Bellard
                    goto fail_decode;
1094 cf7fc795 Fabrice Bellard
                if (!got_subtitle) {
1095
                    goto discard_packet;
1096 a700a6ae Fabrice Bellard
                }
1097 cf7fc795 Fabrice Bellard
                subtitle_to_free = &subtitle;
1098
                len = 0;
1099
                break;
1100
            default:
1101
                goto fail_decode;
1102
            }
1103
        } else {
1104 bde0705c Limin Wang
            switch(ist->st->codec->codec_type) {
1105
            case CODEC_TYPE_AUDIO:
1106
                ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
1107
                    (ist->st->codec->sample_rate * ist->st->codec->channels);
1108
                break;
1109
            case CODEC_TYPE_VIDEO:
1110
                if (ist->st->codec->time_base.num != 0) {
1111
                    ist->next_pts += ((int64_t)AV_TIME_BASE *
1112
                                      ist->st->codec->time_base.num) /
1113
                        ist->st->codec->time_base.den;
1114 2fef0bdf Michael Niedermayer
                }
1115 bde0705c Limin Wang
                break;
1116 a700a6ae Fabrice Bellard
            }
1117 bde0705c Limin Wang
            data_buf = ptr;
1118
            data_size = len;
1119
            ret = len;
1120
            len = 0;
1121
        }
1122 a700a6ae Fabrice Bellard
1123 bde0705c Limin Wang
        buffer_to_free = NULL;
1124
        if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1125
            pre_process_video_frame(ist, (AVPicture *)&picture,
1126
                                    &buffer_to_free);
1127
        }
1128 a700a6ae Fabrice Bellard
1129 bde0705c Limin Wang
        // preprocess audio (volume)
1130
        if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
1131
            if (audio_volume != 256) {
1132
                short *volp;
1133
                volp = samples;
1134
                for(i=0;i<(data_size / sizeof(short));i++) {
1135
                    int v = ((*volp) * audio_volume + 128) >> 8;
1136
                    if (v < -32768) v = -32768;
1137
                    if (v >  32767) v = 32767;
1138
                    *volp++ = v;
1139 7e987c33 Calcium
                }
1140
            }
1141 bde0705c Limin Wang
        }
1142 7e987c33 Calcium
1143 bde0705c Limin Wang
        /* frame rate emulation */
1144
        if (ist->st->codec->rate_emu) {
1145
            int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec->time_base.num, 1000000, ist->st->codec->time_base.den);
1146
            int64_t now = av_gettime() - ist->start;
1147
            if (pts > now)
1148
                usleep(pts - now);
1149 a700a6ae Fabrice Bellard
1150 bde0705c Limin Wang
            ist->frame++;
1151
        }
1152 a700a6ae Fabrice Bellard
1153
#if 0
1154 bde0705c Limin Wang
        /* mpeg PTS deordering : if it is a P or I frame, the PTS
1155
           is the one of the next displayed one */
1156
        /* XXX: add mpeg4 too ? */
1157
        if (ist->st->codec->codec_id == CODEC_ID_MPEG1VIDEO) {
1158
            if (ist->st->codec->pict_type != B_TYPE) {
1159
                int64_t tmp;
1160
                tmp = ist->last_ip_pts;
1161
                ist->last_ip_pts  = ist->frac_pts.val;
1162
                ist->frac_pts.val = tmp;
1163 a700a6ae Fabrice Bellard
            }
1164 bde0705c Limin Wang
        }
1165 a700a6ae Fabrice Bellard
#endif
1166 bde0705c Limin Wang
        /* if output time reached then transcode raw format,
1167
           encode packets and output them */
1168
        if (start_time == 0 || ist->pts >= start_time)
1169
            for(i=0;i<nb_ostreams;i++) {
1170
                int frame_size;
1171 a700a6ae Fabrice Bellard
1172 bde0705c Limin Wang
                ost = ost_table[i];
1173
                if (ost->source_index == ist_index) {
1174
                    os = output_files[ost->file_index];
1175 a700a6ae Fabrice Bellard
1176
#if 0
1177 bde0705c Limin Wang
                    printf("%d: got pts=%0.3f %0.3f\n", i,
1178
                           (double)pkt->pts / AV_TIME_BASE,
1179
                           ((double)ist->pts / AV_TIME_BASE) -
1180
                           ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
1181 a700a6ae Fabrice Bellard
#endif
1182 bde0705c Limin Wang
                    /* set the input output pts pairs */
1183
                    //ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/ AV_TIME_BASE;
1184
1185
                    if (ost->encoding_needed) {
1186
                        switch(ost->st->codec->codec_type) {
1187
                        case CODEC_TYPE_AUDIO:
1188
                            do_audio_out(os, ost, ist, data_buf, data_size);
1189
                            break;
1190
                        case CODEC_TYPE_VIDEO:
1191
                            do_video_out(os, ost, ist, &picture, &frame_size);
1192
                            video_size += frame_size;
1193 b60d1379 Stefano Sabatini
                            if (vstats_filename && frame_size)
1194 bde0705c Limin Wang
                                do_video_stats(os, ost, frame_size);
1195
                            break;
1196
                        case CODEC_TYPE_SUBTITLE:
1197
                            do_subtitle_out(os, ost, ist, &subtitle,
1198
                                            pkt->pts);
1199
                            break;
1200
                        default:
1201
                            av_abort();
1202
                        }
1203
                    } else {
1204
                        AVFrame avframe; //FIXME/XXX remove this
1205
                        AVPacket opkt;
1206
                        av_init_packet(&opkt);
1207
1208
                        /* no reencoding needed : output the packet directly */
1209
                        /* force the input stream PTS */
1210
1211
                        avcodec_get_frame_defaults(&avframe);
1212
                        ost->st->codec->coded_frame= &avframe;
1213
                        avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
1214
1215
                        if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO)
1216
                            audio_size += data_size;
1217
                        else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) {
1218
                            video_size += data_size;
1219
                            ost->sync_opts++;
1220
                        }
1221
1222
                        opkt.stream_index= ost->index;
1223
                        if(pkt->pts != AV_NOPTS_VALUE)
1224
                            opkt.pts= av_rescale_q(av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q) + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q,  ost->st->time_base);
1225
                        else
1226
                            opkt.pts= AV_NOPTS_VALUE;
1227
1228
                        {
1229
                            int64_t dts;
1230
                            if (pkt->dts == AV_NOPTS_VALUE)
1231
                                dts = ist->next_pts;
1232 6c55b27f Michael Niedermayer
                            else
1233 bde0705c Limin Wang
                                dts= av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
1234
                            opkt.dts= av_rescale_q(dts + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q,  ost->st->time_base);
1235 a700a6ae Fabrice Bellard
                        }
1236 bde0705c Limin Wang
                        opkt.flags= pkt->flags;
1237
1238
                        //FIXME remove the following 2 lines they shall be replaced by the bitstream filters
1239
                        if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
1240
                            opkt.destruct= av_destruct_packet;
1241
1242
                        write_frame(os, &opkt, ost->st->codec, bitstream_filters[ost->file_index][pkt->stream_index]);
1243
                        ost->st->codec->frame_number++;
1244
                        ost->frame_number++;
1245
                        av_free_packet(&opkt);
1246 a700a6ae Fabrice Bellard
                    }
1247
                }
1248 bde0705c Limin Wang
            }
1249
        av_free(buffer_to_free);
1250
        /* XXX: allocate the subtitles in the codec ? */
1251
        if (subtitle_to_free) {
1252
            if (subtitle_to_free->rects != NULL) {
1253
                for (i = 0; i < subtitle_to_free->num_rects; i++) {
1254
                    av_free(subtitle_to_free->rects[i].bitmap);
1255
                    av_free(subtitle_to_free->rects[i].rgba_palette);
1256 c6ec28b1 Michael Niedermayer
                }
1257 bde0705c Limin Wang
                av_freep(&subtitle_to_free->rects);
1258 cf7fc795 Fabrice Bellard
            }
1259 bde0705c Limin Wang
            subtitle_to_free->num_rects = 0;
1260
            subtitle_to_free = NULL;
1261 a700a6ae Fabrice Bellard
        }
1262 bde0705c Limin Wang
    }
1263 a700a6ae Fabrice Bellard
 discard_packet:
1264 6f824977 Michael Niedermayer
    if (pkt == NULL) {
1265
        /* EOF handling */
1266 115329f1 Diego Biurrun
1267 6f824977 Michael Niedermayer
        for(i=0;i<nb_ostreams;i++) {
1268
            ost = ost_table[i];
1269
            if (ost->source_index == ist_index) {
1270 01f4895c Michael Niedermayer
                AVCodecContext *enc= ost->st->codec;
1271 6f824977 Michael Niedermayer
                os = output_files[ost->file_index];
1272 115329f1 Diego Biurrun
1273 01f4895c Michael Niedermayer
                if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
1274 6f824977 Michael Niedermayer
                    continue;
1275 01f4895c Michael Niedermayer
                if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
1276 6f824977 Michael Niedermayer
                    continue;
1277
1278
                if (ost->encoding_needed) {
1279
                    for(;;) {
1280
                        AVPacket pkt;
1281 cef7cc72 Justin Ruggles
                        int fifo_bytes;
1282 6f824977 Michael Niedermayer
                        av_init_packet(&pkt);
1283
                        pkt.stream_index= ost->index;
1284 115329f1 Diego Biurrun
1285 01f4895c Michael Niedermayer
                        switch(ost->st->codec->codec_type) {
1286 115329f1 Diego Biurrun
                        case CODEC_TYPE_AUDIO:
1287 f5a478f6 Roman Shaposhnik
                            fifo_bytes = av_fifo_size(&ost->fifo);
1288 cef7cc72 Justin Ruggles
                            ret = 0;
1289
                            /* encode any samples remaining in fifo */
1290
                            if(fifo_bytes > 0 && enc->codec->capabilities & CODEC_CAP_SMALL_LAST_FRAME) {
1291
                                int fs_tmp = enc->frame_size;
1292
                                enc->frame_size = fifo_bytes / (2 * enc->channels);
1293 f5a478f6 Roman Shaposhnik
                                if(av_fifo_read(&ost->fifo, (uint8_t *)samples, fifo_bytes) == 0) {
1294 cef7cc72 Justin Ruggles
                                    ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, samples);
1295
                                }
1296
                                enc->frame_size = fs_tmp;
1297 9e0db7d5 Michael Niedermayer
                            }
1298
                            if(ret <= 0) {
1299 cef7cc72 Justin Ruggles
                                ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
1300
                            }
1301 6f824977 Michael Niedermayer
                            audio_size += ret;
1302
                            pkt.flags |= PKT_FLAG_KEY;
1303
                            break;
1304
                        case CODEC_TYPE_VIDEO:
1305 8a6cb114 Michael Niedermayer
                            ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
1306 6f824977 Michael Niedermayer
                            video_size += ret;
1307
                            if(enc->coded_frame && enc->coded_frame->key_frame)
1308
                                pkt.flags |= PKT_FLAG_KEY;
1309
                            if (ost->logfile && enc->stats_out) {
1310
                                fprintf(ost->logfile, "%s", enc->stats_out);
1311
                            }
1312
                            break;
1313
                        default:
1314
                            ret=-1;
1315
                        }
1316 115329f1 Diego Biurrun
1317 6f824977 Michael Niedermayer
                        if(ret<=0)
1318
                            break;
1319 27537106 Michael Niedermayer
                        pkt.data= bit_buffer;
1320 6f824977 Michael Niedermayer
                        pkt.size= ret;
1321 e7902f20 Michael Niedermayer
                        if(enc->coded_frame && enc->coded_frame->pts != AV_NOPTS_VALUE)
1322 c0df9d75 Michael Niedermayer
                            pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
1323 748c2fca Michael Niedermayer
                        write_frame(os, &pkt, ost->st->codec, bitstream_filters[ost->file_index][pkt.stream_index]);
1324 6f824977 Michael Niedermayer
                    }
1325
                }
1326
            }
1327
        }
1328
    }
1329 115329f1 Diego Biurrun
1330 a700a6ae Fabrice Bellard
    return 0;
1331
 fail_decode:
1332
    return -1;
1333
}
1334
1335
1336 85f07f22 Fabrice Bellard
/*
1337
 * The following code is the main loop of the file converter
1338
 */
1339
static int av_encode(AVFormatContext **output_files,
1340
                     int nb_output_files,
1341
                     AVFormatContext **input_files,
1342
                     int nb_input_files,
1343
                     AVStreamMap *stream_maps, int nb_stream_maps)
1344
{
1345 445f1b83 Roman Shaposhnik
    int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
1346 85f07f22 Fabrice Bellard
    AVFormatContext *is, *os;
1347
    AVCodecContext *codec, *icodec;
1348
    AVOutputStream *ost, **ost_table = NULL;
1349
    AVInputStream *ist, **ist_table = NULL;
1350 bdc4796f Fabrice Bellard
    AVInputFile *file_table;
1351 cb09b2ed Philip Gladstone
    int key;
1352 bdc4796f Fabrice Bellard
1353 51bd4565 Philip Gladstone
    file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile));
1354 bdc4796f Fabrice Bellard
    if (!file_table)
1355
        goto fail;
1356 115329f1 Diego Biurrun
1357 85f07f22 Fabrice Bellard
    /* input stream init */
1358
    j = 0;
1359
    for(i=0;i<nb_input_files;i++) {
1360
        is = input_files[i];
1361
        file_table[i].ist_index = j;
1362 79fdaa4c Fabrice Bellard
        file_table[i].nb_streams = is->nb_streams;
1363 85f07f22 Fabrice Bellard
        j += is->nb_streams;
1364
    }
1365
    nb_istreams = j;
1366
1367
    ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1368
    if (!ist_table)
1369 bdc4796f Fabrice Bellard
        goto fail;
1370 115329f1 Diego Biurrun
1371 85f07f22 Fabrice Bellard
    for(i=0;i<nb_istreams;i++) {
1372
        ist = av_mallocz(sizeof(AVInputStream));
1373
        if (!ist)
1374
            goto fail;
1375
        ist_table[i] = ist;
1376
    }
1377
    j = 0;
1378
    for(i=0;i<nb_input_files;i++) {
1379
        is = input_files[i];
1380
        for(k=0;k<is->nb_streams;k++) {
1381
            ist = ist_table[j++];
1382
            ist->st = is->streams[k];
1383
            ist->file_index = i;
1384
            ist->index = k;
1385
            ist->discard = 1; /* the stream is discarded by default
1386
                                 (changed later) */
1387 bdfcbbed Max Krasnyansky
1388 01f4895c Michael Niedermayer
            if (ist->st->codec->rate_emu) {
1389 bdfcbbed Max Krasnyansky
                ist->start = av_gettime();
1390
                ist->frame = 0;
1391
            }
1392 85f07f22 Fabrice Bellard
        }
1393
    }
1394
1395
    /* output stream init */
1396
    nb_ostreams = 0;
1397
    for(i=0;i<nb_output_files;i++) {
1398
        os = output_files[i];
1399 8a7bde1c Baptiste Coudurier
        if (!os->nb_streams) {
1400
            fprintf(stderr, "Output file does not contain any stream\n");
1401
            exit(1);
1402
        }
1403 85f07f22 Fabrice Bellard
        nb_ostreams += os->nb_streams;
1404
    }
1405
    if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1406
        fprintf(stderr, "Number of stream maps must match number of output streams\n");
1407
        exit(1);
1408
    }
1409
1410 bd073980 Brian Foley
    /* Sanity check the mapping args -- do the input files & streams exist? */
1411
    for(i=0;i<nb_stream_maps;i++) {
1412
        int fi = stream_maps[i].file_index;
1413
        int si = stream_maps[i].stream_index;
1414 115329f1 Diego Biurrun
1415 bd073980 Brian Foley
        if (fi < 0 || fi > nb_input_files - 1 ||
1416
            si < 0 || si > file_table[fi].nb_streams - 1) {
1417
            fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
1418
            exit(1);
1419
        }
1420 b4a3389e Wolfram Gloger
        fi = stream_maps[i].sync_file_index;
1421
        si = stream_maps[i].sync_stream_index;
1422
        if (fi < 0 || fi > nb_input_files - 1 ||
1423
            si < 0 || si > file_table[fi].nb_streams - 1) {
1424
            fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
1425
            exit(1);
1426
        }
1427 bd073980 Brian Foley
    }
1428 115329f1 Diego Biurrun
1429 85f07f22 Fabrice Bellard
    ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1430
    if (!ost_table)
1431
        goto fail;
1432
    for(i=0;i<nb_ostreams;i++) {
1433
        ost = av_mallocz(sizeof(AVOutputStream));
1434
        if (!ost)
1435
            goto fail;
1436
        ost_table[i] = ost;
1437
    }
1438 115329f1 Diego Biurrun
1439 85f07f22 Fabrice Bellard
    n = 0;
1440
    for(k=0;k<nb_output_files;k++) {
1441
        os = output_files[k];
1442
        for(i=0;i<os->nb_streams;i++) {
1443
            int found;
1444
            ost = ost_table[n++];
1445
            ost->file_index = k;
1446
            ost->index = i;
1447
            ost->st = os->streams[i];
1448
            if (nb_stream_maps > 0) {
1449 115329f1 Diego Biurrun
                ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
1450 85f07f22 Fabrice Bellard
                    stream_maps[n-1].stream_index;
1451 115329f1 Diego Biurrun
1452 bd073980 Brian Foley
                /* Sanity check that the stream types match */
1453 01f4895c Michael Niedermayer
                if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
1454 bd073980 Brian Foley
                    fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
1455
                        stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
1456
                        ost->file_index, ost->index);
1457
                    exit(1);
1458
                }
1459 115329f1 Diego Biurrun
1460 85f07f22 Fabrice Bellard
            } else {
1461
                /* get corresponding input stream index : we select the first one with the right type */
1462
                found = 0;
1463
                for(j=0;j<nb_istreams;j++) {
1464
                    ist = ist_table[j];
1465 115329f1 Diego Biurrun
                    if (ist->discard &&
1466 01f4895c Michael Niedermayer
                        ist->st->codec->codec_type == ost->st->codec->codec_type) {
1467 85f07f22 Fabrice Bellard
                        ost->source_index = j;
1468
                        found = 1;
1469 c19e76ce Nathan Kurz
                        break;
1470 85f07f22 Fabrice Bellard
                    }
1471
                }
1472 115329f1 Diego Biurrun
1473 85f07f22 Fabrice Bellard
                if (!found) {
1474
                    /* try again and reuse existing stream */
1475
                    for(j=0;j<nb_istreams;j++) {
1476
                        ist = ist_table[j];
1477 01f4895c Michael Niedermayer
                        if (ist->st->codec->codec_type == ost->st->codec->codec_type) {
1478 85f07f22 Fabrice Bellard
                            ost->source_index = j;
1479
                            found = 1;
1480
                        }
1481
                    }
1482
                    if (!found) {
1483
                        fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1484
                                ost->file_index, ost->index);
1485
                        exit(1);
1486
                    }
1487
                }
1488
            }
1489
            ist = ist_table[ost->source_index];
1490
            ist->discard = 0;
1491 b4a3389e Wolfram Gloger
            ost->sync_ist = (nb_stream_maps > 0) ?
1492
                ist_table[file_table[stream_maps[n-1].sync_file_index].ist_index +
1493
                         stream_maps[n-1].sync_stream_index] : ist;
1494 85f07f22 Fabrice Bellard
        }
1495
    }
1496
1497
    /* for each output stream, we compute the right encoding parameters */
1498
    for(i=0;i<nb_ostreams;i++) {
1499
        ost = ost_table[i];
1500
        ist = ist_table[ost->source_index];
1501
1502 01f4895c Michael Niedermayer
        codec = ost->st->codec;
1503
        icodec = ist->st->codec;
1504 85f07f22 Fabrice Bellard
1505 1629626f Fabrice Bellard
        if (ost->st->stream_copy) {
1506
            /* if stream_copy is selected, no need to decode or encode */
1507
            codec->codec_id = icodec->codec_id;
1508
            codec->codec_type = icodec->codec_type;
1509 b2a2197e Michael Niedermayer
            if(!codec->codec_tag) codec->codec_tag = icodec->codec_tag;
1510 1629626f Fabrice Bellard
            codec->bit_rate = icodec->bit_rate;
1511 dffbfd06 Michael Niedermayer
            codec->extradata= icodec->extradata;
1512
            codec->extradata_size= icodec->extradata_size;
1513 4408e75e Michael Niedermayer
            if(av_q2d(icodec->time_base) > av_q2d(ist->st->time_base) && av_q2d(ist->st->time_base) < 1.0/1000)
1514 d29de719 Michael Niedermayer
                codec->time_base = icodec->time_base;
1515
            else
1516
                codec->time_base = ist->st->time_base;
1517 1629626f Fabrice Bellard
            switch(codec->codec_type) {
1518
            case CODEC_TYPE_AUDIO:
1519
                codec->sample_rate = icodec->sample_rate;
1520
                codec->channels = icodec->channels;
1521 0a3b0447 Michael Niedermayer
                codec->frame_size = icodec->frame_size;
1522 c1344911 Michael Niedermayer
                codec->block_align= icodec->block_align;
1523 1629626f Fabrice Bellard
                break;
1524
            case CODEC_TYPE_VIDEO:
1525 8d74e55b Matthijs Douze
                if(using_vhook) {
1526
                    fprintf(stderr,"-vcodec copy and -vhook are incompatible (frames are not decoded)\n");
1527
                    exit(1);
1528
                }
1529 9df3437f Baptiste Coudurier
                codec->pix_fmt = icodec->pix_fmt;
1530 1629626f Fabrice Bellard
                codec->width = icodec->width;
1531
                codec->height = icodec->height;
1532 ff8cc24b Michael Niedermayer
                codec->has_b_frames = icodec->has_b_frames;
1533 1629626f Fabrice Bellard
                break;
1534 cf7fc795 Fabrice Bellard
            case CODEC_TYPE_SUBTITLE:
1535
                break;
1536 1629626f Fabrice Bellard
            default:
1537
                av_abort();
1538
            }
1539
        } else {
1540
            switch(codec->codec_type) {
1541
            case CODEC_TYPE_AUDIO:
1542 f5a478f6 Roman Shaposhnik
                if (av_fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE))
1543 85f07f22 Fabrice Bellard
                    goto fail;
1544 115329f1 Diego Biurrun
1545 85f07f22 Fabrice Bellard
                if (codec->channels == icodec->channels &&
1546
                    codec->sample_rate == icodec->sample_rate) {
1547
                    ost->audio_resample = 0;
1548
                } else {
1549 e0d2714a Juanjo
                    if (codec->channels != icodec->channels &&
1550 23c99253 Michael Niedermayer
                        (icodec->codec_id == CODEC_ID_AC3 ||
1551
                         icodec->codec_id == CODEC_ID_DTS)) {
1552
                        /* Special case for 5:1 AC3 and DTS input */
1553 e0d2714a Juanjo
                        /* and mono or stereo output      */
1554 6dc96cb0 Juanjo
                        /* Request specific number of channels */
1555
                        icodec->channels = codec->channels;
1556
                        if (codec->sample_rate == icodec->sample_rate)
1557
                            ost->audio_resample = 0;
1558
                        else {
1559
                            ost->audio_resample = 1;
1560
                        }
1561 e0d2714a Juanjo
                    } else {
1562 115329f1 Diego Biurrun
                        ost->audio_resample = 1;
1563 986ebcdb Michael Niedermayer
                    }
1564
                }
1565 ff4905a5 Michael Niedermayer
                if(audio_sync_method>1)
1566 986ebcdb Michael Niedermayer
                    ost->audio_resample = 1;
1567
1568
                if(ost->audio_resample){
1569
                    ost->resample = audio_resample_init(codec->channels, icodec->channels,
1570
                                                    codec->sample_rate, icodec->sample_rate);
1571
                    if(!ost->resample){
1572
                        printf("Can't resample.  Aborting.\n");
1573
                        av_abort();
1574 e0d2714a Juanjo
                    }
1575 85f07f22 Fabrice Bellard
                }
1576
                ist->decoding_needed = 1;
1577
                ost->encoding_needed = 1;
1578 1629626f Fabrice Bellard
                break;
1579
            case CODEC_TYPE_VIDEO:
1580 c3f11d19 Luca Abeni
                ost->video_crop = ((frame_leftBand + frame_rightBand + frame_topBand + frame_bottomBand) != 0);
1581
                ost->video_pad = ((frame_padleft + frame_padright + frame_padtop + frame_padbottom) != 0);
1582
                ost->video_resample = ((codec->width != icodec->width -
1583
                                (frame_leftBand + frame_rightBand) +
1584
                                (frame_padleft + frame_padright)) ||
1585
                        (codec->height != icodec->height -
1586
                                (frame_topBand  + frame_bottomBand) +
1587 18a54b04 Luca Abeni
                                (frame_padtop + frame_padbottom)) ||
1588
                        (codec->pix_fmt != icodec->pix_fmt));
1589 c3f11d19 Luca Abeni
                if (ost->video_crop) {
1590 34b10a57 Dieter
                    ost->topBand = frame_topBand;
1591
                    ost->leftBand = frame_leftBand;
1592 c3f11d19 Luca Abeni
                }
1593
                if (ost->video_pad) {
1594 1ff93ffc Todd Kirby
                    ost->padtop = frame_padtop;
1595
                    ost->padleft = frame_padleft;
1596
                    ost->padbottom = frame_padbottom;
1597
                    ost->padright = frame_padright;
1598 c3f11d19 Luca Abeni
                    if (!ost->video_resample) {
1599
                        avcodec_get_frame_defaults(&ost->pict_tmp);
1600
                        if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1601
                                         codec->width, codec->height ) )
1602
                            goto fail;
1603
                    }
1604
                }
1605
                if (ost->video_resample) {
1606 2de28abb Michael Niedermayer
                    avcodec_get_frame_defaults(&ost->pict_tmp);
1607 18a54b04 Luca Abeni
                    if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, codec->pix_fmt,
1608 eddc482d Baptiste Coudurier
                                         codec->width, codec->height ) ) {
1609
                        fprintf(stderr, "Cannot allocate temp picture, check pix fmt\n");
1610 7a168618 Luca Abeni
                        exit(1);
1611 eddc482d Baptiste Coudurier
                    }
1612 18a54b04 Luca Abeni
                    ost->img_resample_ctx = sws_getContext(
1613
                            icodec->width - (frame_leftBand + frame_rightBand),
1614
                            icodec->height - (frame_topBand + frame_bottomBand),
1615
                            icodec->pix_fmt,
1616 07d0cdfc Luca Abeni
                            codec->width - (frame_padleft + frame_padright),
1617
                            codec->height - (frame_padtop + frame_padbottom),
1618 18a54b04 Luca Abeni
                            codec->pix_fmt,
1619
                            sws_flags, NULL, NULL, NULL);
1620 0b50ac8a Luca Abeni
                    if (ost->img_resample_ctx == NULL) {
1621
                        fprintf(stderr, "Cannot get resampling context\n");
1622
                        exit(1);
1623
                    }
1624 18a54b04 Luca Abeni
                    ost->resample_height = icodec->height - (frame_topBand + frame_bottomBand);
1625 85f07f22 Fabrice Bellard
                }
1626
                ost->encoding_needed = 1;
1627
                ist->decoding_needed = 1;
1628 1629626f Fabrice Bellard
                break;
1629 cf7fc795 Fabrice Bellard
            case CODEC_TYPE_SUBTITLE:
1630
                ost->encoding_needed = 1;
1631
                ist->decoding_needed = 1;
1632
                break;
1633 1629626f Fabrice Bellard
            default:
1634
                av_abort();
1635 cf7fc795 Fabrice Bellard
                break;
1636 85f07f22 Fabrice Bellard
            }
1637 1629626f Fabrice Bellard
            /* two pass mode */
1638 115329f1 Diego Biurrun
            if (ost->encoding_needed &&
1639 1629626f Fabrice Bellard
                (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1640
                char logfilename[1024];
1641
                FILE *f;
1642
                int size;
1643
                char *logbuffer;
1644 115329f1 Diego Biurrun
1645
                snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
1646
                         pass_logfilename ?
1647 1629626f Fabrice Bellard
                         pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
1648
                if (codec->flags & CODEC_FLAG_PASS1) {
1649
                    f = fopen(logfilename, "w");
1650
                    if (!f) {
1651
                        perror(logfilename);
1652
                        exit(1);
1653
                    }
1654
                    ost->logfile = f;
1655
                } else {
1656
                    /* read the log file */
1657
                    f = fopen(logfilename, "r");
1658
                    if (!f) {
1659
                        perror(logfilename);
1660
                        exit(1);
1661
                    }
1662
                    fseek(f, 0, SEEK_END);
1663
                    size = ftell(f);
1664
                    fseek(f, 0, SEEK_SET);
1665
                    logbuffer = av_malloc(size + 1);
1666
                    if (!logbuffer) {
1667
                        fprintf(stderr, "Could not allocate log buffer\n");
1668
                        exit(1);
1669
                    }
1670 4776fa92 Gael Chardon
                    size = fread(logbuffer, 1, size, f);
1671 1629626f Fabrice Bellard
                    fclose(f);
1672
                    logbuffer[size] = '\0';
1673
                    codec->stats_in = logbuffer;
1674 5abdb4b1 Fabrice Bellard
                }
1675
            }
1676
        }
1677 8a6cb114 Michael Niedermayer
        if(codec->codec_type == CODEC_TYPE_VIDEO){
1678
            int size= codec->width * codec->height;
1679
            bit_buffer_size= FFMAX(bit_buffer_size, 4*size);
1680
        }
1681 85f07f22 Fabrice Bellard
    }
1682
1683 8a6cb114 Michael Niedermayer
    if (!bit_buffer)
1684
        bit_buffer = av_malloc(bit_buffer_size);
1685
    if (!bit_buffer)
1686
        goto fail;
1687
1688 1629626f Fabrice Bellard
    /* dump the file output parameters - cannot be done before in case
1689
       of stream copy */
1690
    for(i=0;i<nb_output_files;i++) {
1691
        dump_format(output_files[i], i, output_files[i]->filename, 1);
1692
    }
1693
1694
    /* dump the stream mapping */
1695 d8019eb5 Allen Day
    if (verbose >= 0) {
1696
        fprintf(stderr, "Stream mapping:\n");
1697
        for(i=0;i<nb_ostreams;i++) {
1698
            ost = ost_table[i];
1699 b4a3389e Wolfram Gloger
            fprintf(stderr, "  Stream #%d.%d -> #%d.%d",
1700 d8019eb5 Allen Day
                    ist_table[ost->source_index]->file_index,
1701
                    ist_table[ost->source_index]->index,
1702 115329f1 Diego Biurrun
                    ost->file_index,
1703 d8019eb5 Allen Day
                    ost->index);
1704 b4a3389e Wolfram Gloger
            if (ost->sync_ist != ist_table[ost->source_index])
1705
                fprintf(stderr, " [sync #%d.%d]",
1706
                        ost->sync_ist->file_index,
1707
                        ost->sync_ist->index);
1708
            fprintf(stderr, "\n");
1709 d8019eb5 Allen Day
        }
1710 1629626f Fabrice Bellard
    }
1711
1712 85f07f22 Fabrice Bellard
    /* open each encoder */
1713
    for(i=0;i<nb_ostreams;i++) {
1714
        ost = ost_table[i];
1715
        if (ost->encoding_needed) {
1716
            AVCodec *codec;
1717 01f4895c Michael Niedermayer
            codec = avcodec_find_encoder(ost->st->codec->codec_id);
1718 85f07f22 Fabrice Bellard
            if (!codec) {
1719 115329f1 Diego Biurrun
                fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
1720 85f07f22 Fabrice Bellard
                        ost->file_index, ost->index);
1721
                exit(1);
1722
            }
1723 01f4895c Michael Niedermayer
            if (avcodec_open(ost->st->codec, codec) < 0) {
1724 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",
1725 85f07f22 Fabrice Bellard
                        ost->file_index, ost->index);
1726
                exit(1);
1727
            }
1728 01f4895c Michael Niedermayer
            extra_size += ost->st->codec->extradata_size;
1729 85f07f22 Fabrice Bellard
        }
1730
    }
1731
1732
    /* open each decoder */
1733
    for(i=0;i<nb_istreams;i++) {
1734
        ist = ist_table[i];
1735
        if (ist->decoding_needed) {
1736
            AVCodec *codec;
1737 01f4895c Michael Niedermayer
            codec = avcodec_find_decoder(ist->st->codec->codec_id);
1738 85f07f22 Fabrice Bellard
            if (!codec) {
1739 115329f1 Diego Biurrun
                fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
1740 01f4895c Michael Niedermayer
                        ist->st->codec->codec_id, ist->file_index, ist->index);
1741 85f07f22 Fabrice Bellard
                exit(1);
1742
            }
1743 01f4895c Michael Niedermayer
            if (avcodec_open(ist->st->codec, codec) < 0) {
1744 115329f1 Diego Biurrun
                fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
1745 85f07f22 Fabrice Bellard
                        ist->file_index, ist->index);
1746
                exit(1);
1747
            }
1748 01f4895c Michael Niedermayer
            //if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO)
1749
            //    ist->st->codec->flags |= CODEC_FLAG_REPEAT_FIELD;
1750 85f07f22 Fabrice Bellard
        }
1751
    }
1752
1753
    /* init pts */
1754
    for(i=0;i<nb_istreams;i++) {
1755
        ist = ist_table[i];
1756 bb270c08 Diego Biurrun
        is = input_files[ist->file_index];
1757 e7d0374f Roman Shaposhnik
        ist->pts = 0;
1758 c0df9d75 Michael Niedermayer
        ist->next_pts = av_rescale_q(ist->st->start_time, ist->st->time_base, AV_TIME_BASE_Q);
1759 115329f1 Diego Biurrun
        if(ist->st->start_time == AV_NOPTS_VALUE)
1760 bd1b79a1 Michael Niedermayer
            ist->next_pts=0;
1761 fdb86eb1 Michael Niedermayer
        if(input_files_ts_offset[ist->file_index])
1762
            ist->next_pts= AV_NOPTS_VALUE;
1763 ff4905a5 Michael Niedermayer
        ist->is_start = 1;
1764 85f07f22 Fabrice Bellard
    }
1765 bd1b79a1 Michael Niedermayer
1766 0a38bafd Patrice Bensoussan
    /* set meta data information from input file if required */
1767
    for (i=0;i<nb_meta_data_maps;i++) {
1768
        AVFormatContext *out_file;
1769
        AVFormatContext *in_file;
1770
1771
        int out_file_index = meta_data_maps[i].out_file;
1772
        int in_file_index = meta_data_maps[i].in_file;
1773
        if ( out_file_index < 0 || out_file_index >= nb_output_files ) {
1774
            fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index);
1775 8fa36ae0 François Revol
            ret = AVERROR(EINVAL);
1776 0a38bafd Patrice Bensoussan
            goto fail;
1777
        }
1778
        if ( in_file_index < 0 || in_file_index >= nb_input_files ) {
1779
            fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index);
1780 8fa36ae0 François Revol
            ret = AVERROR(EINVAL);
1781 0a38bafd Patrice Bensoussan
            goto fail;
1782 115329f1 Diego Biurrun
        }
1783
1784 0a38bafd Patrice Bensoussan
        out_file = output_files[out_file_index];
1785
        in_file = input_files[in_file_index];
1786
1787
        strcpy(out_file->title, in_file->title);
1788
        strcpy(out_file->author, in_file->author);
1789
        strcpy(out_file->copyright, in_file->copyright);
1790
        strcpy(out_file->comment, in_file->comment);
1791
        strcpy(out_file->album, in_file->album);
1792
        out_file->year = in_file->year;
1793
        out_file->track = in_file->track;
1794
        strcpy(out_file->genre, in_file->genre);
1795
    }
1796 115329f1 Diego Biurrun
1797 85f07f22 Fabrice Bellard
    /* open files and write file headers */
1798
    for(i=0;i<nb_output_files;i++) {
1799
        os = output_files[i];
1800 79fdaa4c Fabrice Bellard
        if (av_write_header(os) < 0) {
1801 65bf3c53 Michael Niedermayer
            fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
1802 8fa36ae0 François Revol
            ret = AVERROR(EINVAL);
1803 a38469e1 Fabrice Bellard
            goto fail;
1804
        }
1805 85f07f22 Fabrice Bellard
    }
1806
1807 d8019eb5 Allen Day
    if ( !using_stdin && verbose >= 0) {
1808 d9a916e2 Charles Yates
        fprintf(stderr, "Press [q] to stop encoding\n");
1809 b51469a0 Leon van Stuivenberg
        url_set_interrupt_cb(decode_interrupt_cb);
1810
    }
1811 a38469e1 Fabrice Bellard
    term_init();
1812
1813 cb09b2ed Philip Gladstone
    key = -1;
1814 7fc98937 Limin Wang
    timer_start = av_gettime();
1815 51bd4565 Philip Gladstone
1816 d9a916e2 Charles Yates
    for(; received_sigterm == 0;) {
1817 85f07f22 Fabrice Bellard
        int file_index, ist_index;
1818
        AVPacket pkt;
1819 a9aeda81 Patrice Bensoussan
        double ipts_min;
1820
        double opts_min;
1821 23ffe323 Michael Niedermayer
1822 85f07f22 Fabrice Bellard
    redo:
1823 a9aeda81 Patrice Bensoussan
        ipts_min= 1e100;
1824
        opts_min= 1e100;
1825 a38469e1 Fabrice Bellard
        /* if 'q' pressed, exits */
1826 d9a916e2 Charles Yates
        if (!using_stdin) {
1827 b51469a0 Leon van Stuivenberg
            if (q_pressed)
1828
                break;
1829 cb09b2ed Philip Gladstone
            /* read_key() returns 0 on EOF */
1830
            key = read_key();
1831
            if (key == 'q')
1832
                break;
1833
        }
1834 a38469e1 Fabrice Bellard
1835 ec5517d5 Fabrice Bellard
        /* select the stream that we must read now by looking at the
1836
           smallest output pts */
1837 85f07f22 Fabrice Bellard
        file_index = -1;
1838 ec5517d5 Fabrice Bellard
        for(i=0;i<nb_ostreams;i++) {
1839 23ffe323 Michael Niedermayer
            double ipts, opts;
1840 ec5517d5 Fabrice Bellard
            ost = ost_table[i];
1841
            os = output_files[ost->file_index];
1842
            ist = ist_table[ost->source_index];
1843 01f4895c Michael Niedermayer
            if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO)
1844
                opts = ost->sync_opts * av_q2d(ost->st->codec->time_base);
1845 23ffe323 Michael Niedermayer
            else
1846 c0df9d75 Michael Niedermayer
                opts = ost->st->pts.val * av_q2d(ost->st->time_base);
1847 23ffe323 Michael Niedermayer
            ipts = (double)ist->pts;
1848
            if (!file_table[ist->file_index].eof_reached){
1849
                if(ipts < ipts_min) {
1850
                    ipts_min = ipts;
1851
                    if(input_sync ) file_index = ist->file_index;
1852
                }
1853
                if(opts < opts_min) {
1854
                    opts_min = opts;
1855
                    if(!input_sync) file_index = ist->file_index;
1856
                }
1857 85f07f22 Fabrice Bellard
            }
1858 01f4895c Michael Niedermayer
            if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
1859 7ca60994 Michael Niedermayer
                file_index= -1;
1860
                break;
1861
            }
1862 85f07f22 Fabrice Bellard
        }
1863
        /* if none, if is finished */
1864 51bd4565 Philip Gladstone
        if (file_index < 0) {
1865 85f07f22 Fabrice Bellard
            break;
1866 ec5517d5 Fabrice Bellard
        }
1867
1868 85f07f22 Fabrice Bellard
        /* finish if recording time exhausted */
1869 23ffe323 Michael Niedermayer
        if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
1870 85f07f22 Fabrice Bellard
            break;
1871 ec5517d5 Fabrice Bellard
1872 b6e16b86 Calcium
        /* finish if limit size exhausted */
1873 f9645d7c Baptiste Coudurier
        if (limit_filesize != 0 && limit_filesize < url_ftell(&output_files[0]->pb))
1874 b6e16b86 Calcium
            break;
1875
1876 254abc2e Fabrice Bellard
        /* read a frame from it and output it in the fifo */
1877 85f07f22 Fabrice Bellard
        is = input_files[file_index];
1878 254abc2e Fabrice Bellard
        if (av_read_frame(is, &pkt) < 0) {
1879 85f07f22 Fabrice Bellard
            file_table[file_index].eof_reached = 1;
1880 ca80810b Calcium
            if (opt_shortest) break; else continue; //
1881 85f07f22 Fabrice Bellard
        }
1882 303e50e6 Michael Niedermayer
1883 254abc2e Fabrice Bellard
        if (do_pkt_dump) {
1884 750f0e1f Panagiotis Issaris
            av_pkt_dump_log(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump);
1885 817b23ff Fabrice Bellard
        }
1886 79fdaa4c Fabrice Bellard
        /* the following test is needed in case new streams appear
1887
           dynamically in stream : we ignore them */
1888
        if (pkt.stream_index >= file_table[file_index].nb_streams)
1889 bf5af568 Fabrice Bellard
            goto discard_packet;
1890 85f07f22 Fabrice Bellard
        ist_index = file_table[file_index].ist_index + pkt.stream_index;
1891
        ist = ist_table[ist_index];
1892 bf5af568 Fabrice Bellard
        if (ist->discard)
1893
            goto discard_packet;
1894 85f07f22 Fabrice Bellard
1895 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);
1896 fdb86eb1 Michael Niedermayer
        if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) {
1897 c0df9d75 Michael Niedermayer
            int64_t delta= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q) - ist->next_pts;
1898 c26abfa5 Diego Biurrun
            if(FFABS(delta) > 1LL*dts_delta_threshold*AV_TIME_BASE && !copy_ts){
1899 72bd8100 Michael Niedermayer
                input_files_ts_offset[ist->file_index]-= delta;
1900
                if (verbose > 2)
1901 4733abcb Måns Rullgård
                    fprintf(stderr, "timestamp discontinuity %"PRId64", new offset= %"PRId64"\n", delta, input_files_ts_offset[ist->file_index]);
1902 72bd8100 Michael Niedermayer
                for(i=0; i<file_table[file_index].nb_streams; i++){
1903
                    int index= file_table[file_index].ist_index + i;
1904
                    ist_table[index]->next_pts += delta;
1905 ff4905a5 Michael Niedermayer
                    ist_table[index]->is_start=1;
1906 72bd8100 Michael Niedermayer
                }
1907
            }
1908
        }
1909
1910 8831db5c Michael Niedermayer
        //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
1911 a700a6ae Fabrice Bellard
        if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
1912 d8019eb5 Allen Day
1913
            if (verbose >= 0)
1914
                fprintf(stderr, "Error while decoding stream #%d.%d\n",
1915
                        ist->file_index, ist->index);
1916
1917 a700a6ae Fabrice Bellard
            av_free_packet(&pkt);
1918
            goto redo;
1919 fe08925f Michael Niedermayer
        }
1920 cf7fc795 Fabrice Bellard
1921 bf5af568 Fabrice Bellard
    discard_packet:
1922 85f07f22 Fabrice Bellard
        av_free_packet(&pkt);
1923 115329f1 Diego Biurrun
1924 ec5517d5 Fabrice Bellard
        /* dump report by using the output first video and audio streams */
1925
        print_report(output_files, ost_table, nb_ostreams, 0);
1926 85f07f22 Fabrice Bellard
    }
1927 a700a6ae Fabrice Bellard
1928
    /* at the end of stream, we must flush the decoder buffers */
1929
    for(i=0;i<nb_istreams;i++) {
1930
        ist = ist_table[i];
1931
        if (ist->decoding_needed) {
1932
            output_packet(ist, i, ost_table, nb_ostreams, NULL);
1933
        }
1934
    }
1935
1936 a38469e1 Fabrice Bellard
    term_exit();
1937 85f07f22 Fabrice Bellard
1938 c4e37247 Michael Niedermayer
    /* write the trailer if needed and close file */
1939
    for(i=0;i<nb_output_files;i++) {
1940
        os = output_files[i];
1941
        av_write_trailer(os);
1942
    }
1943
1944 37f5cd5a Michael Niedermayer
    /* dump report by using the first video and audio streams */
1945
    print_report(output_files, ost_table, nb_ostreams, 1);
1946
1947 85f07f22 Fabrice Bellard
    /* close each encoder */
1948
    for(i=0;i<nb_ostreams;i++) {
1949
        ost = ost_table[i];
1950
        if (ost->encoding_needed) {
1951 01f4895c Michael Niedermayer
            av_freep(&ost->st->codec->stats_in);
1952
            avcodec_close(ost->st->codec);
1953 85f07f22 Fabrice Bellard
        }
1954
    }
1955 115329f1 Diego Biurrun
1956 85f07f22 Fabrice Bellard
    /* close each decoder */
1957
    for(i=0;i<nb_istreams;i++) {
1958
        ist = ist_table[i];
1959
        if (ist->decoding_needed) {
1960 01f4895c Michael Niedermayer
            avcodec_close(ist->st->codec);
1961 85f07f22 Fabrice Bellard
        }
1962
    }
1963
1964
    /* finished ! */
1965 115329f1 Diego Biurrun
1966 85f07f22 Fabrice Bellard
    ret = 0;
1967
 fail1:
1968 83b07470 Michael Niedermayer
    av_freep(&bit_buffer);
1969 0f1578af Fabrice Bellard
    av_free(file_table);
1970 bdc4796f Fabrice Bellard
1971 85f07f22 Fabrice Bellard
    if (ist_table) {
1972
        for(i=0;i<nb_istreams;i++) {
1973
            ist = ist_table[i];
1974 0f1578af Fabrice Bellard
            av_free(ist);
1975 85f07f22 Fabrice Bellard
        }
1976 0f1578af Fabrice Bellard
        av_free(ist_table);
1977 85f07f22 Fabrice Bellard
    }
1978
    if (ost_table) {
1979
        for(i=0;i<nb_ostreams;i++) {
1980
            ost = ost_table[i];
1981
            if (ost) {
1982 5abdb4b1 Fabrice Bellard
                if (ost->logfile) {
1983
                    fclose(ost->logfile);
1984
                    ost->logfile = NULL;
1985
                }
1986 f5a478f6 Roman Shaposhnik
                av_fifo_free(&ost->fifo); /* works even if fifo is not
1987
                                             initialized but set to zero */
1988 0f1578af Fabrice Bellard
                av_free(ost->pict_tmp.data[0]);
1989 85f07f22 Fabrice Bellard
                if (ost->video_resample)
1990 18a54b04 Luca Abeni
                    sws_freeContext(ost->img_resample_ctx);
1991 85f07f22 Fabrice Bellard
                if (ost->audio_resample)
1992
                    audio_resample_close(ost->resample);
1993 0f1578af Fabrice Bellard
                av_free(ost);
1994 85f07f22 Fabrice Bellard
            }
1995
        }
1996 0f1578af Fabrice Bellard
        av_free(ost_table);
1997 85f07f22 Fabrice Bellard
    }
1998
    return ret;
1999
 fail:
2000 8fa36ae0 François Revol
    ret = AVERROR(ENOMEM);
2001 85f07f22 Fabrice Bellard
    goto fail1;
2002
}
2003
2004
#if 0
2005
int file_read(const char *filename)
2006
{
2007
    URLContext *h;
2008
    unsigned char buffer[1024];
2009
    int len, i;
2010

2011
    if (url_open(&h, filename, O_RDONLY) < 0) {
2012
        printf("could not open '%s'\n", filename);
2013
        return -1;
2014
    }
2015
    for(;;) {
2016
        len = url_read(h, buffer, sizeof(buffer));
2017
        if (len <= 0)
2018
            break;
2019
        for(i=0;i<len;i++) putchar(buffer[i]);
2020
    }
2021
    url_close(h);
2022
    return 0;
2023
}
2024
#endif
2025
2026 b29f97d1 Zdenek Kabelac
static void opt_format(const char *arg)
2027 85f07f22 Fabrice Bellard
{
2028 817b23ff Fabrice Bellard
    /* compatibility stuff for pgmyuv */
2029
    if (!strcmp(arg, "pgmyuv")) {
2030 5b6d5596 Michael Niedermayer
        pgmyuv_compatibility_hack=1;
2031 9286699a Michael Niedermayer
//        opt_image_format(arg);
2032 5b6d5596 Michael Niedermayer
        arg = "image2";
2033 17ceb4f9 Baptiste Coudurier
        fprintf(stderr, "pgmyuv format is deprecated, use image2\n");
2034 817b23ff Fabrice Bellard
    }
2035
2036 79fdaa4c Fabrice Bellard
    file_iformat = av_find_input_format(arg);
2037
    file_oformat = guess_format(arg, NULL, NULL);
2038
    if (!file_iformat && !file_oformat) {
2039
        fprintf(stderr, "Unknown input or output format: %s\n", arg);
2040 85f07f22 Fabrice Bellard
        exit(1);
2041
    }
2042
}
2043
2044 b29f97d1 Zdenek Kabelac
static void opt_video_rc_eq(char *arg)
2045 3aa102be Michael Niedermayer
{
2046
    video_rc_eq = arg;
2047
}
2048
2049 b29f97d1 Zdenek Kabelac
static void opt_video_rc_override_string(char *arg)
2050 ac2830ec Michael Niedermayer
{
2051
    video_rc_override_string = arg;
2052
}
2053
2054 f4f3223f Michael Niedermayer
static void opt_me_threshold(const char *arg)
2055
{
2056
    me_threshold = atoi(arg);
2057
}
2058
2059 f068206e Bill Eldridge
static void opt_verbose(const char *arg)
2060
{
2061
    verbose = atoi(arg);
2062 ab1c6dc9 Luca Abeni
    av_log_level = atoi(arg);
2063 f068206e Bill Eldridge
}
2064
2065 b29f97d1 Zdenek Kabelac
static void opt_frame_rate(const char *arg)
2066 85f07f22 Fabrice Bellard
{
2067 445f1b83 Roman Shaposhnik
    if (parse_frame_rate(&frame_rate, &frame_rate_base, arg) < 0) {
2068
        fprintf(stderr, "Incorrect frame rate\n");
2069 bb270c08 Diego Biurrun
        exit(1);
2070 445f1b83 Roman Shaposhnik
    }
2071 85f07f22 Fabrice Bellard
}
2072
2073 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_top(const char *arg)
2074 ab6d194a Michael Niedermayer
{
2075 115329f1 Diego Biurrun
    frame_topBand = atoi(arg);
2076 ab6d194a Michael Niedermayer
    if (frame_topBand < 0) {
2077
        fprintf(stderr, "Incorrect top crop size\n");
2078
        exit(1);
2079
    }
2080
    if ((frame_topBand % 2) != 0) {
2081
        fprintf(stderr, "Top crop size must be a multiple of 2\n");
2082
        exit(1);
2083
    }
2084
    if ((frame_topBand) >= frame_height){
2085 bb270c08 Diego Biurrun
        fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2086 ab6d194a Michael Niedermayer
        exit(1);
2087
    }
2088
    frame_height -= frame_topBand;
2089
}
2090
2091 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_bottom(const char *arg)
2092 ab6d194a Michael Niedermayer
{
2093
    frame_bottomBand = atoi(arg);
2094
    if (frame_bottomBand < 0) {
2095
        fprintf(stderr, "Incorrect bottom crop size\n");
2096
        exit(1);
2097
    }
2098
    if ((frame_bottomBand % 2) != 0) {
2099
        fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
2100 115329f1 Diego Biurrun
        exit(1);
2101 ab6d194a Michael Niedermayer
    }
2102
    if ((frame_bottomBand) >= frame_height){
2103 bb270c08 Diego Biurrun
        fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2104 ab6d194a Michael Niedermayer
        exit(1);
2105
    }
2106
    frame_height -= frame_bottomBand;
2107
}
2108
2109 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_left(const char *arg)
2110 ab6d194a Michael Niedermayer
{
2111
    frame_leftBand = atoi(arg);
2112
    if (frame_leftBand < 0) {
2113
        fprintf(stderr, "Incorrect left crop size\n");
2114
        exit(1);
2115
    }
2116
    if ((frame_leftBand % 2) != 0) {
2117
        fprintf(stderr, "Left crop size must be a multiple of 2\n");
2118
        exit(1);
2119
    }
2120
    if ((frame_leftBand) >= frame_width){
2121 bb270c08 Diego Biurrun
        fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2122 ab6d194a Michael Niedermayer
        exit(1);
2123
    }
2124
    frame_width -= frame_leftBand;
2125
}
2126
2127 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_right(const char *arg)
2128 ab6d194a Michael Niedermayer
{
2129
    frame_rightBand = atoi(arg);
2130
    if (frame_rightBand < 0) {
2131
        fprintf(stderr, "Incorrect right crop size\n");
2132
        exit(1);
2133
    }
2134
    if ((frame_rightBand % 2) != 0) {
2135
        fprintf(stderr, "Right crop size must be a multiple of 2\n");
2136 115329f1 Diego Biurrun
        exit(1);
2137 ab6d194a Michael Niedermayer
    }
2138
    if ((frame_rightBand) >= frame_width){
2139 bb270c08 Diego Biurrun
        fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2140 ab6d194a Michael Niedermayer
        exit(1);
2141
    }
2142
    frame_width -= frame_rightBand;
2143
}
2144
2145 b29f97d1 Zdenek Kabelac
static void opt_frame_size(const char *arg)
2146 85f07f22 Fabrice Bellard
{
2147 445f1b83 Roman Shaposhnik
    if (parse_image_size(&frame_width, &frame_height, arg) < 0) {
2148 85f07f22 Fabrice Bellard
        fprintf(stderr, "Incorrect frame size\n");
2149
        exit(1);
2150
    }
2151
    if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2152
        fprintf(stderr, "Frame size must be a multiple of 2\n");
2153
        exit(1);
2154
    }
2155
}
2156
2157 1ff93ffc Todd Kirby
2158
#define SCALEBITS 10
2159
#define ONE_HALF  (1 << (SCALEBITS - 1))
2160 bb270c08 Diego Biurrun
#define FIX(x)    ((int) ((x) * (1<<SCALEBITS) + 0.5))
2161 1ff93ffc Todd Kirby
2162
#define RGB_TO_Y(r, g, b) \
2163
((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \
2164
  FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS)
2165
2166
#define RGB_TO_U(r1, g1, b1, shift)\
2167
(((- FIX(0.16874) * r1 - FIX(0.33126) * g1 +         \
2168
     FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2169
2170
#define RGB_TO_V(r1, g1, b1, shift)\
2171
(((FIX(0.50000) * r1 - FIX(0.41869) * g1 -           \
2172
   FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2173
2174
static void opt_pad_color(const char *arg) {
2175
    /* Input is expected to be six hex digits similar to
2176
       how colors are expressed in html tags (but without the #) */
2177
    int rgb = strtol(arg, NULL, 16);
2178
    int r,g,b;
2179 115329f1 Diego Biurrun
2180
    r = (rgb >> 16);
2181 1ff93ffc Todd Kirby
    g = ((rgb >> 8) & 255);
2182
    b = (rgb & 255);
2183
2184
    padcolor[0] = RGB_TO_Y(r,g,b);
2185
    padcolor[1] = RGB_TO_U(r,g,b,0);
2186
    padcolor[2] = RGB_TO_V(r,g,b,0);
2187
}
2188
2189
static void opt_frame_pad_top(const char *arg)
2190
{
2191 115329f1 Diego Biurrun
    frame_padtop = atoi(arg);
2192 1ff93ffc Todd Kirby
    if (frame_padtop < 0) {
2193
        fprintf(stderr, "Incorrect top pad size\n");
2194
        exit(1);
2195
    }
2196
    if ((frame_padtop % 2) != 0) {
2197
        fprintf(stderr, "Top pad size must be a multiple of 2\n");
2198
        exit(1);
2199
    }
2200
}
2201
2202
static void opt_frame_pad_bottom(const char *arg)
2203
{
2204 115329f1 Diego Biurrun
    frame_padbottom = atoi(arg);
2205 1ff93ffc Todd Kirby
    if (frame_padbottom < 0) {
2206
        fprintf(stderr, "Incorrect bottom pad size\n");
2207
        exit(1);
2208
    }
2209
    if ((frame_padbottom % 2) != 0) {
2210
        fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
2211
        exit(1);
2212
    }
2213
}
2214
2215
2216
static void opt_frame_pad_left(const char *arg)
2217
{
2218 115329f1 Diego Biurrun
    frame_padleft = atoi(arg);
2219 1ff93ffc Todd Kirby
    if (frame_padleft < 0) {
2220
        fprintf(stderr, "Incorrect left pad size\n");
2221
        exit(1);
2222
    }
2223
    if ((frame_padleft % 2) != 0) {
2224
        fprintf(stderr, "Left pad size must be a multiple of 2\n");
2225
        exit(1);
2226
    }
2227
}
2228
2229
2230
static void opt_frame_pad_right(const char *arg)
2231
{
2232 115329f1 Diego Biurrun
    frame_padright = atoi(arg);
2233 1ff93ffc Todd Kirby
    if (frame_padright < 0) {
2234
        fprintf(stderr, "Incorrect right pad size\n");
2235
        exit(1);
2236
    }
2237
    if ((frame_padright % 2) != 0) {
2238
        fprintf(stderr, "Right pad size must be a multiple of 2\n");
2239
        exit(1);
2240
    }
2241
}
2242
2243
2244 63167088 Roman Shaposhnik
static void opt_frame_pix_fmt(const char *arg)
2245
{
2246
    frame_pix_fmt = avcodec_get_pix_fmt(arg);
2247
}
2248
2249 5fe03e38 Roman Shaposhnik
static void opt_frame_aspect_ratio(const char *arg)
2250
{
2251
    int x = 0, y = 0;
2252
    double ar = 0;
2253
    const char *p;
2254 115329f1 Diego Biurrun
2255 5fe03e38 Roman Shaposhnik
    p = strchr(arg, ':');
2256
    if (p) {
2257
        x = strtol(arg, (char **)&arg, 10);
2258 bb270c08 Diego Biurrun
        if (arg == p)
2259
            y = strtol(arg+1, (char **)&arg, 10);
2260
        if (x > 0 && y > 0)
2261
            ar = (double)x / (double)y;
2262 5fe03e38 Roman Shaposhnik
    } else
2263
        ar = strtod(arg, (char **)&arg);
2264
2265
    if (!ar) {
2266
        fprintf(stderr, "Incorrect aspect ratio specification.\n");
2267 bb270c08 Diego Biurrun
        exit(1);
2268 5fe03e38 Roman Shaposhnik
    }
2269
    frame_aspect_ratio = ar;
2270
}
2271
2272 b29f97d1 Zdenek Kabelac
static void opt_qscale(const char *arg)
2273 85f07f22 Fabrice Bellard
{
2274 158c7f05 Michael Niedermayer
    video_qscale = atof(arg);
2275 4e64bead Loren Merritt
    if (video_qscale <= 0 ||
2276 158c7f05 Michael Niedermayer
        video_qscale > 255) {
2277 4e64bead Loren Merritt
        fprintf(stderr, "qscale must be > 0.0 and <= 255\n");
2278 85f07f22 Fabrice Bellard
        exit(1);
2279
    }
2280
}
2281
2282 b29f97d1 Zdenek Kabelac
static void opt_qdiff(const char *arg)
2283 9cdd6a24 Michael Niedermayer
{
2284
    video_qdiff = atoi(arg);
2285
    if (video_qdiff < 0 ||
2286
        video_qdiff > 31) {
2287
        fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
2288
        exit(1);
2289
    }
2290
}
2291
2292 b29f97d1 Zdenek Kabelac
static void opt_strict(const char *arg)
2293 f560dd82 Michael Niedermayer
{
2294
    strict= atoi(arg);
2295
}
2296
2297 bb198e19 Michael Niedermayer
static void opt_top_field_first(const char *arg)
2298
{
2299
    top_field_first= atoi(arg);
2300
}
2301
2302 9c3d33d6 Michael Niedermayer
static void opt_thread_count(const char *arg)
2303
{
2304
    thread_count= atoi(arg);
2305 2450cff2 François Revol
#if !defined(HAVE_THREADS)
2306 d8019eb5 Allen Day
    if (verbose >= 0)
2307
        fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
2308 842b556a Michael Niedermayer
#endif
2309 9c3d33d6 Michael Niedermayer
}
2310
2311 b29f97d1 Zdenek Kabelac
static void opt_audio_rate(const char *arg)
2312 85f07f22 Fabrice Bellard
{
2313
    audio_sample_rate = atoi(arg);
2314
}
2315
2316 b29f97d1 Zdenek Kabelac
static void opt_audio_channels(const char *arg)
2317 85f07f22 Fabrice Bellard
{
2318
    audio_channels = atoi(arg);
2319
}
2320
2321 b29f97d1 Zdenek Kabelac
static void opt_video_channel(const char *arg)
2322 a5df11ab Fabrice Bellard
{
2323
    video_channel = strtol(arg, NULL, 0);
2324
}
2325
2326 e3ee3283 Alex Beregszaszi
static void opt_video_standard(const char *arg)
2327
{
2328
    video_standard = av_strdup(arg);
2329
}
2330
2331 cf7fc795 Fabrice Bellard
static void opt_codec(int *pstream_copy, int *pcodec_id,
2332
                      int codec_type, const char *arg)
2333 85f07f22 Fabrice Bellard
{
2334
    AVCodec *p;
2335
2336 1629626f Fabrice Bellard
    if (!strcmp(arg, "copy")) {
2337 cf7fc795 Fabrice Bellard
        *pstream_copy = 1;
2338 85f07f22 Fabrice Bellard
    } else {
2339 1629626f Fabrice Bellard
        p = first_avcodec;
2340
        while (p) {
2341 cf7fc795 Fabrice Bellard
            if (!strcmp(p->name, arg) && p->type == codec_type)
2342 1629626f Fabrice Bellard
                break;
2343
            p = p->next;
2344
        }
2345
        if (p == NULL) {
2346 cf7fc795 Fabrice Bellard
            fprintf(stderr, "Unknown codec '%s'\n", arg);
2347 1629626f Fabrice Bellard
            exit(1);
2348
        } else {
2349 cf7fc795 Fabrice Bellard
            *pcodec_id = p->id;
2350 1629626f Fabrice Bellard
        }
2351 85f07f22 Fabrice Bellard
    }
2352
}
2353
2354 cf7fc795 Fabrice Bellard
static void opt_audio_codec(const char *arg)
2355
{
2356
    opt_codec(&audio_stream_copy, &audio_codec_id, CODEC_TYPE_AUDIO, arg);
2357
}
2358
2359 b2a2197e Michael Niedermayer
static void opt_audio_tag(const char *arg)
2360
{
2361
    char *tail;
2362
    audio_codec_tag= strtol(arg, &tail, 0);
2363
2364
    if(!tail || *tail)
2365
        audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2366
}
2367
2368
static void opt_video_tag(const char *arg)
2369
{
2370
    char *tail;
2371
    video_codec_tag= strtol(arg, &tail, 0);
2372
2373
    if(!tail || *tail)
2374
        video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
2375
}
2376
2377 b29f97d1 Zdenek Kabelac
static void add_frame_hooker(const char *arg)
2378 10d104e4 Philip Gladstone
{
2379
    int argc = 0;
2380
    char *argv[64];
2381
    int i;
2382 e9a9e0c2 Fabrice Bellard
    char *args = av_strdup(arg);
2383 10d104e4 Philip Gladstone
2384 bee0d9e5 Charles Yates
    using_vhook = 1;
2385
2386 10d104e4 Philip Gladstone
    argv[0] = strtok(args, " ");
2387
    while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
2388
    }
2389
2390
    i = frame_hook_add(argc, argv);
2391
2392
    if (i != 0) {
2393
        fprintf(stderr, "Failed to add video hook function: %s\n", arg);
2394
        exit(1);
2395
    }
2396
}
2397
2398 85f07f22 Fabrice Bellard
const char *motion_str[] = {
2399
    "zero",
2400
    "full",
2401
    "log",
2402
    "phods",
2403 7084c149 Michael Niedermayer
    "epzs",
2404
    "x1",
2405 51d6a3cf Michael Niedermayer
    "hex",
2406
    "umh",
2407
    "iter",
2408 85f07f22 Fabrice Bellard
    NULL,
2409
};
2410
2411 b29f97d1 Zdenek Kabelac
static void opt_motion_estimation(const char *arg)
2412 85f07f22 Fabrice Bellard
{
2413
    const char **p;
2414
    p = motion_str;
2415
    for(;;) {
2416
        if (!*p) {
2417
            fprintf(stderr, "Unknown motion estimation method '%s'\n", arg);
2418
            exit(1);
2419
        }
2420
        if (!strcmp(*p, arg))
2421
            break;
2422
        p++;
2423
    }
2424 101bea5f Juanjo
    me_method = (p - motion_str) + 1;
2425 85f07f22 Fabrice Bellard
}
2426
2427 b29f97d1 Zdenek Kabelac
static void opt_video_codec(const char *arg)
2428 85f07f22 Fabrice Bellard
{
2429 cf7fc795 Fabrice Bellard
    opt_codec(&video_stream_copy, &video_codec_id, CODEC_TYPE_VIDEO, arg);
2430
}
2431 85f07f22 Fabrice Bellard
2432 cf7fc795 Fabrice Bellard
static void opt_subtitle_codec(const char *arg)
2433
{
2434
    opt_codec(&subtitle_stream_copy, &subtitle_codec_id, CODEC_TYPE_SUBTITLE, arg);
2435 85f07f22 Fabrice Bellard
}
2436
2437 b29f97d1 Zdenek Kabelac
static void opt_map(const char *arg)
2438 85f07f22 Fabrice Bellard
{
2439
    AVStreamMap *m;
2440
    const char *p;
2441
2442
    p = arg;
2443
    m = &stream_maps[nb_stream_maps++];
2444
2445
    m->file_index = strtol(arg, (char **)&p, 0);
2446
    if (*p)
2447
        p++;
2448 a5dc85ef Juanjo
2449
    m->stream_index = strtol(p, (char **)&p, 0);
2450 b4a3389e Wolfram Gloger
    if (*p) {
2451
        p++;
2452
        m->sync_file_index = strtol(p, (char **)&p, 0);
2453
        if (*p)
2454
            p++;
2455
        m->sync_stream_index = strtol(p, (char **)&p, 0);
2456
    } else {
2457
        m->sync_file_index = m->file_index;
2458
        m->sync_stream_index = m->stream_index;
2459
    }
2460 85f07f22 Fabrice Bellard
}
2461
2462 0a38bafd Patrice Bensoussan
static void opt_map_meta_data(const char *arg)
2463
{
2464
    AVMetaDataMap *m;
2465
    const char *p;
2466 115329f1 Diego Biurrun
2467 0a38bafd Patrice Bensoussan
    p = arg;
2468
    m = &meta_data_maps[nb_meta_data_maps++];
2469
2470
    m->out_file = strtol(arg, (char **)&p, 0);
2471
    if (*p)
2472
        p++;
2473
2474
    m->in_file = strtol(p, (char **)&p, 0);
2475
}
2476
2477 b29f97d1 Zdenek Kabelac
static void opt_recording_time(const char *arg)
2478 85f07f22 Fabrice Bellard
{
2479
    recording_time = parse_date(arg, 1);
2480
}
2481
2482 8831db5c Michael Niedermayer
static void opt_start_time(const char *arg)
2483
{
2484
    start_time = parse_date(arg, 1);
2485
}
2486
2487 4568325a Roman Shaposhnik
static void opt_rec_timestamp(const char *arg)
2488
{
2489
    rec_timestamp = parse_date(arg, 0) / 1000000;
2490
}
2491
2492 a6a92a9a Wolfram Gloger
static void opt_input_ts_offset(const char *arg)
2493
{
2494
    input_ts_offset = parse_date(arg, 1);
2495
}
2496
2497 b29f97d1 Zdenek Kabelac
static void opt_input_file(const char *filename)
2498 85f07f22 Fabrice Bellard
{
2499
    AVFormatContext *ic;
2500
    AVFormatParameters params, *ap = &params;
2501 14bea432 Michael Niedermayer
    int err, i, ret, rfps, rfps_base;
2502 bd1b79a1 Michael Niedermayer
    int64_t timestamp;
2503 85f07f22 Fabrice Bellard
2504 b242baa4 Fabrice Bellard
    if (!strcmp(filename, "-"))
2505
        filename = "pipe:";
2506
2507 115329f1 Diego Biurrun
    using_stdin |= !strncmp(filename, "pipe:", 5) ||
2508 d9a916e2 Charles Yates
                   !strcmp( filename, "/dev/stdin" );
2509
2510 85f07f22 Fabrice Bellard
    /* get default parameters from command line */
2511 4eb72c6b Nico Sabbi
    ic = av_alloc_format_context();
2512
2513 79fdaa4c Fabrice Bellard
    memset(ap, 0, sizeof(*ap));
2514 4eb72c6b Nico Sabbi
    ap->prealloced_context = 1;
2515 79fdaa4c Fabrice Bellard
    ap->sample_rate = audio_sample_rate;
2516
    ap->channels = audio_channels;
2517 c0df9d75 Michael Niedermayer
    ap->time_base.den = frame_rate;
2518
    ap->time_base.num = frame_rate_base;
2519 1ff93ffc Todd Kirby
    ap->width = frame_width + frame_padleft + frame_padright;
2520
    ap->height = frame_height + frame_padtop + frame_padbottom;
2521 63167088 Roman Shaposhnik
    ap->pix_fmt = frame_pix_fmt;
2522 2639c651 Roman Shaposhnik
    ap->channel = video_channel;
2523
    ap->standard = video_standard;
2524 5b6d5596 Michael Niedermayer
    ap->video_codec_id = video_codec_id;
2525
    ap->audio_codec_id = audio_codec_id;
2526
    if(pgmyuv_compatibility_hack)
2527
        ap->video_codec_id= CODEC_ID_PGMYUV;
2528 79fdaa4c Fabrice Bellard
2529 4eb72c6b Nico Sabbi
    for(i=0; i<opt_name_count; i++){
2530 bd31a388 Baptiste Coudurier
        const AVOption *opt;
2531 4eb72c6b Nico Sabbi
        double d= av_get_double(avformat_opts, opt_names[i], &opt);
2532
        if(d==d && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
2533
            av_set_double(ic, opt_names[i], d);
2534
    }
2535 79fdaa4c Fabrice Bellard
    /* open the input file with generic libav function */
2536
    err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
2537 85f07f22 Fabrice Bellard
    if (err < 0) {
2538 79fdaa4c Fabrice Bellard
        print_error(filename, err);
2539 85f07f22 Fabrice Bellard
        exit(1);
2540
    }
2541 30bc6613 Michael Niedermayer
2542 5894e1bb Víctor Paesa
    ic->loop_input = loop_input;
2543
2544 79fdaa4c Fabrice Bellard
    /* If not enough info to get the stream parameters, we decode the
2545
       first frames to get it. (used in mpeg case for example) */
2546
    ret = av_find_stream_info(ic);
2547 d8019eb5 Allen Day
    if (ret < 0 && verbose >= 0) {
2548 85f07f22 Fabrice Bellard
        fprintf(stderr, "%s: could not find codec parameters\n", filename);
2549
        exit(1);
2550
    }
2551
2552 bd1b79a1 Michael Niedermayer
    timestamp = start_time;
2553
    /* add the stream start time */
2554
    if (ic->start_time != AV_NOPTS_VALUE)
2555
        timestamp += ic->start_time;
2556
2557 254abc2e Fabrice Bellard
    /* if seeking requested, we execute it */
2558
    if (start_time != 0) {
2559 3ba1438d Michael Niedermayer
        ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
2560 254abc2e Fabrice Bellard
        if (ret < 0) {
2561 115329f1 Diego Biurrun
            fprintf(stderr, "%s: could not seek to position %0.3f\n",
2562 254abc2e Fabrice Bellard
                    filename, (double)timestamp / AV_TIME_BASE);
2563
        }
2564
        /* reset seek info */
2565
        start_time = 0;
2566
    }
2567
2568 85f07f22 Fabrice Bellard
    /* update the current parameters so that they match the one of the input stream */
2569
    for(i=0;i<ic->nb_streams;i++) {
2570 637b5326 Michael Niedermayer
        int j;
2571 01f4895c Michael Niedermayer
        AVCodecContext *enc = ic->streams[i]->codec;
2572 c62c07d3 Michael Niedermayer
        if(thread_count>1)
2573
            avcodec_thread_init(enc, thread_count);
2574
        enc->thread_count= thread_count;
2575 85f07f22 Fabrice Bellard
        switch(enc->codec_type) {
2576
        case CODEC_TYPE_AUDIO:
2577 637b5326 Michael Niedermayer
            for(j=0; j<opt_name_count; j++){
2578 bd31a388 Baptiste Coudurier
                const AVOption *opt;
2579 23b254fb Benoit Fouet
                double d= av_get_double(avctx_opts[CODEC_TYPE_AUDIO], opt_names[j], &opt);
2580 637b5326 Michael Niedermayer
                if(d==d && (opt->flags&AV_OPT_FLAG_AUDIO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
2581
                    av_set_double(enc, opt_names[j], d);
2582
            }
2583 e0d2714a Juanjo
            //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
2584 85f07f22 Fabrice Bellard
            audio_channels = enc->channels;
2585
            audio_sample_rate = enc->sample_rate;
2586 b4aea108 Michael Niedermayer
            if(audio_disable)
2587 f3356e9c Michael Niedermayer
                ic->streams[i]->discard= AVDISCARD_ALL;
2588 85f07f22 Fabrice Bellard
            break;
2589
        case CODEC_TYPE_VIDEO:
2590 637b5326 Michael Niedermayer
            for(j=0; j<opt_name_count; j++){
2591 bd31a388 Baptiste Coudurier
                const AVOption *opt;
2592 23b254fb Benoit Fouet
                double d= av_get_double(avctx_opts[CODEC_TYPE_VIDEO], opt_names[j], &opt);
2593 637b5326 Michael Niedermayer
                if(d==d && (opt->flags&AV_OPT_FLAG_VIDEO_PARAM) && (opt->flags&AV_OPT_FLAG_DECODING_PARAM))
2594
                    av_set_double(enc, opt_names[j], d);
2595
            }
2596 85f07f22 Fabrice Bellard
            frame_height = enc->height;
2597
            frame_width = enc->width;
2598 bb270c08 Diego Biurrun
            frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
2599
            frame_pix_fmt = enc->pix_fmt;
2600 c0df9d75 Michael Niedermayer
            rfps      = ic->streams[i]->r_frame_rate.num;
2601
            rfps_base = ic->streams[i]->r_frame_rate.den;
2602 637b5326 Michael Niedermayer
            if(enc->lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
2603 f4f3223f Michael Niedermayer
            if(me_threshold)
2604
                enc->debug |= FF_DEBUG_MV;
2605 d7425f59 Michael Niedermayer
2606 115329f1 Diego Biurrun
            if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
2607 d8019eb5 Allen Day
2608
                if (verbose >= 0)
2609 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",
2610 c0df9d75 Michael Niedermayer
                            i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
2611 d8019eb5 Allen Day
2612 15bc38e5 Michael Niedermayer
                    (float)rfps / rfps_base, rfps, rfps_base);
2613 79fdaa4c Fabrice Bellard
            }
2614 bf5af568 Fabrice Bellard
            /* update the current frame rate to match the stream frame rate */
2615 14bea432 Michael Niedermayer
            frame_rate      = rfps;
2616
            frame_rate_base = rfps_base;
2617 bdfcbbed Max Krasnyansky
2618
            enc->rate_emu = rate_emu;
2619 b4aea108 Michael Niedermayer
            if(video_disable)
2620 f3356e9c Michael Niedermayer
                ic->streams[i]->discard= AVDISCARD_ALL;
2621
            else if(video_discard)
2622
                ic->streams[i]->discard= video_discard;
2623 85f07f22 Fabrice Bellard
            break;
2624 254abc2e Fabrice Bellard
        case CODEC_TYPE_DATA:
2625
            break;
2626 cf7fc795 Fabrice Bellard
        case CODEC_TYPE_SUBTITLE:
2627
            break;
2628 ae38261e Mike Brown
        case CODEC_TYPE_UNKNOWN:
2629
            break;
2630 51bd4565 Philip Gladstone
        default:
2631 c04643a2 Philip Gladstone
            av_abort();
2632 85f07f22 Fabrice Bellard
        }
2633
    }
2634 115329f1 Diego Biurrun
2635 85f07f22 Fabrice Bellard
    input_files[nb_input_files] = ic;
2636 bd1b79a1 Michael Niedermayer
    input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
2637 85f07f22 Fabrice Bellard
    /* dump the file content */
2638 d8019eb5 Allen Day
    if (verbose >= 0)
2639
        dump_format(ic, nb_input_files, filename, 0);
2640
2641 85f07f22 Fabrice Bellard
    nb_input_files++;
2642 79fdaa4c Fabrice Bellard
    file_iformat = NULL;
2643
    file_oformat = NULL;
2644 bdfcbbed Max Krasnyansky
2645 2639c651 Roman Shaposhnik
    video_channel = 0;
2646 115329f1 Diego Biurrun
2647 bdfcbbed Max Krasnyansky
    rate_emu = 0;
2648 85f07f22 Fabrice Bellard
}
2649
2650 b29f97d1 Zdenek Kabelac
static void check_audio_video_inputs(int *has_video_ptr, int *has_audio_ptr)
2651 919f448d Fabrice Bellard
{
2652
    int has_video, has_audio, i, j;
2653
    AVFormatContext *ic;
2654
2655
    has_video = 0;
2656
    has_audio = 0;
2657
    for(j=0;j<nb_input_files;j++) {
2658
        ic = input_files[j];
2659
        for(i=0;i<ic->nb_streams;i++) {
2660 01f4895c Michael Niedermayer
            AVCodecContext *enc = ic->streams[i]->codec;
2661 919f448d Fabrice Bellard
            switch(enc->codec_type) {
2662
            case CODEC_TYPE_AUDIO:
2663
                has_audio = 1;
2664
                break;
2665
            case CODEC_TYPE_VIDEO:
2666
                has_video = 1;
2667
                break;
2668 6fb316d5 Wolfram Gloger
            case CODEC_TYPE_DATA:
2669 ae38261e Mike Brown
            case CODEC_TYPE_UNKNOWN:
2670 cf7fc795 Fabrice Bellard
            case CODEC_TYPE_SUBTITLE:
2671 6fb316d5 Wolfram Gloger
                break;
2672 51bd4565 Philip Gladstone
            default:
2673 c04643a2 Philip Gladstone
                av_abort();
2674 919f448d Fabrice Bellard
            }
2675
        }
2676