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ffmpeg / ffmpeg.c @ 3ba1438d

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1 85f07f22 Fabrice Bellard
/*
2
 * FFmpeg main 
3 01310af2 Fabrice Bellard
 * Copyright (c) 2000-2003 Fabrice Bellard
4 85f07f22 Fabrice Bellard
 *
5 bf5af568 Fabrice Bellard
 * This library is free software; you can redistribute it and/or
6
 * modify it under the terms of the GNU Lesser General Public
7
 * License as published by the Free Software Foundation; either
8
 * version 2 of the License, or (at your option) any later version.
9 85f07f22 Fabrice Bellard
 *
10 bf5af568 Fabrice Bellard
 * This library is distributed in the hope that it will be useful,
11 85f07f22 Fabrice Bellard
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 bf5af568 Fabrice Bellard
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Lesser General Public License for more details.
14 85f07f22 Fabrice Bellard
 *
15 bf5af568 Fabrice Bellard
 * You should have received a copy of the GNU Lesser General Public
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 * License along with this library; if not, write to the Free Software
17
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
18 85f07f22 Fabrice Bellard
 */
19 daf8e955 Fabrice Bellard
#define HAVE_AV_CONFIG_H
20 22f7a060 Michael Niedermayer
#include <limits.h>
21 daf8e955 Fabrice Bellard
#include "avformat.h"
22 10d104e4 Philip Gladstone
#include "framehook.h"
23 1ac31760 Michael Niedermayer
#include "dsputil.h"
24 daf8e955 Fabrice Bellard
25 bdc4796f Fabrice Bellard
#ifndef CONFIG_WIN32
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#include <unistd.h>
27
#include <fcntl.h>
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#include <sys/ioctl.h>
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#include <sys/time.h>
30
#include <termios.h>
31 5727b222 Fabrice Bellard
#include <sys/resource.h>
32 9680a722 Roumen Petrov
#include <signal.h>
33 bdc4796f Fabrice Bellard
#endif
34 f3ec2d46 Slavik Gnatenko
#ifdef CONFIG_OS2
35
#include <sys/types.h>
36
#include <sys/select.h>
37
#include <stdlib.h>
38
#endif
39 64c020a8 Michael Niedermayer
#undef time //needed because HAVE_AV_CONFIG_H is defined on top
40 bf5af568 Fabrice Bellard
#include <time.h>
41 85f07f22 Fabrice Bellard
42 01310af2 Fabrice Bellard
#include "cmdutils.h"
43
44 2b18dcd0 Michael Niedermayer
#undef NDEBUG
45
#include <assert.h>
46
47 8aa1e3da Michael Niedermayer
#if !defined(INFINITY) && defined(HUGE_VAL)
48
#define INFINITY HUGE_VAL
49
#endif
50 85f07f22 Fabrice Bellard
51
/* select an input stream for an output stream */
52
typedef struct AVStreamMap {
53
    int file_index;
54
    int stream_index;
55
} AVStreamMap;
56
57 0a38bafd Patrice Bensoussan
/** select an input file for an output file */
58
typedef struct AVMetaDataMap {
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    int out_file;
60
    int in_file;
61
} AVMetaDataMap;
62
63 85f07f22 Fabrice Bellard
extern const OptionDef options[];
64
65 02d504a7 Fabrice Bellard
static void show_help(void);
66
static void show_license(void);
67 85f07f22 Fabrice Bellard
68
#define MAX_FILES 20
69
70
static AVFormatContext *input_files[MAX_FILES];
71 a6a92a9a Wolfram Gloger
static int64_t input_files_ts_offset[MAX_FILES];
72 85f07f22 Fabrice Bellard
static int nb_input_files = 0;
73
74
static AVFormatContext *output_files[MAX_FILES];
75
static int nb_output_files = 0;
76
77
static AVStreamMap stream_maps[MAX_FILES];
78
static int nb_stream_maps;
79
80 0a38bafd Patrice Bensoussan
static AVMetaDataMap meta_data_maps[MAX_FILES];
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static int nb_meta_data_maps;
82
83 79fdaa4c Fabrice Bellard
static AVInputFormat *file_iformat;
84
static AVOutputFormat *file_oformat;
85 817b23ff Fabrice Bellard
static AVImageFormat *image_format;
86 85f07f22 Fabrice Bellard
static int frame_width  = 160;
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static int frame_height = 128;
88 880e8ba7 Roman Shaposhnik
static float frame_aspect_ratio = 0;
89 63167088 Roman Shaposhnik
static enum PixelFormat frame_pix_fmt = PIX_FMT_YUV420P;
90 1ff93ffc Todd Kirby
static int frame_padtop  = 0;
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static int frame_padbottom = 0;
92
static int frame_padleft  = 0;
93
static int frame_padright = 0;
94
static int padcolor[3] = {16,128,128}; /* default to black */
95 ab6d194a Michael Niedermayer
static int frame_topBand  = 0;
96
static int frame_bottomBand = 0;
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static int frame_leftBand  = 0;
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static int frame_rightBand = 0;
99 14bea432 Michael Niedermayer
static int frame_rate = 25;
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static int frame_rate_base = 1;
101 3aa102be Michael Niedermayer
static int video_bit_rate = 200*1000;
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static int video_bit_rate_tolerance = 4000*1000;
103 158c7f05 Michael Niedermayer
static float video_qscale = 0;
104 3aa102be Michael Niedermayer
static int video_qmin = 2;
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static int video_qmax = 31;
106 4ea4b274 Michael Niedermayer
static int video_lmin = 2*FF_QP2LAMBDA;
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static int video_lmax = 31*FF_QP2LAMBDA;
108 17a70fde Michael Niedermayer
static int video_mb_qmin = 2;
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static int video_mb_qmax = 31;
110 9cdd6a24 Michael Niedermayer
static int video_qdiff = 3;
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static float video_qblur = 0.5;
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static float video_qcomp = 0.5;
113 84f608f4 Vidar Madsen
static uint16_t *intra_matrix = NULL;
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static uint16_t *inter_matrix = NULL;
115 ac2830ec Michael Niedermayer
#if 0 //experimental, (can be removed)
116 3aa102be Michael Niedermayer
static float video_rc_qsquish=1.0;
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static float video_rc_qmod_amp=0;
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static int video_rc_qmod_freq=0;
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#endif
120 3aa102be Michael Niedermayer
static char *video_rc_override_string=NULL;
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static char *video_rc_eq="tex^qComp";
122
static int video_rc_buffer_size=0;
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static float video_rc_buffer_aggressivity=1.0;
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static int video_rc_max_rate=0;
125
static int video_rc_min_rate=0;
126
static float video_rc_initial_cplx=0;
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static float video_b_qfactor = 1.25;
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static float video_b_qoffset = 1.25;
129 b3a391e8 Michael Niedermayer
static float video_i_qfactor = -0.8;
130 3aa102be Michael Niedermayer
static float video_i_qoffset = 0.0;
131 303e50e6 Michael Niedermayer
static int video_intra_quant_bias= FF_DEFAULT_QUANT_BIAS;
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static int video_inter_quant_bias= FF_DEFAULT_QUANT_BIAS;
133 3bea5386 Michael Niedermayer
static int me_method = ME_EPZS;
134 85f07f22 Fabrice Bellard
static int video_disable = 0;
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static int video_codec_id = CODEC_ID_NONE;
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static int same_quality = 0;
137 bc6caae2 Juanjo
static int b_frames = 0;
138 7d1c3fc1 Michael Niedermayer
static int mb_decision = FF_MB_DECISION_SIMPLE;
139 622348f9 Michael Niedermayer
static int ildct_cmp = FF_CMP_VSAD;
140 5d43635e Michael Niedermayer
static int mb_cmp = FF_CMP_SAD;
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static int sub_cmp = FF_CMP_SAD;
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static int cmp = FF_CMP_SAD;
143 9c3d33d6 Michael Niedermayer
static int pre_cmp = FF_CMP_SAD;
144
static int pre_me = 0;
145
static float lumi_mask = 0;
146
static float dark_mask = 0;
147
static float scplx_mask = 0;
148
static float tcplx_mask = 0;
149
static float p_mask = 0;
150 29da453b Juanjo
static int use_4mv = 0;
151 8e2162f0 Michael Niedermayer
static int use_obmc = 0;
152 d7646d7d Michael Niedermayer
static int use_loop = 0;
153 21e59552 Michael Niedermayer
static int use_aic = 0;
154 dba019da Michael Niedermayer
static int use_aiv = 0;
155 21e59552 Michael Niedermayer
static int use_umv = 0;
156 458eadda Michael Niedermayer
static int use_ss = 0;
157 bb198e19 Michael Niedermayer
static int use_alt_scan = 0;
158 c0baa56a Michael Niedermayer
static int use_trell = 0;
159 baaf3f46 Michael Niedermayer
static int use_scan_offset = 0;
160 5efe481a Michael Niedermayer
static int use_qpel = 0;
161 f7e1e69e Michael Niedermayer
static int use_qprd = 0;
162 1a11cbcc Michael Niedermayer
static int use_cbprd = 0;
163 77ea0d4b Michael Niedermayer
static int qns = 0;
164 303e50e6 Michael Niedermayer
static int closed_gop = 0;
165 cfcf0ffd Fabrice Bellard
static int do_deinterlace = 0;
166 bb198e19 Michael Niedermayer
static int do_interlace_dct = 0;
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static int do_interlace_me = 0;
168 4d2858de Michael Niedermayer
static int workaround_bugs = FF_BUG_AUTODETECT;
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static int error_resilience = 2;
170
static int error_concealment = 3;
171 463678ac Michael Niedermayer
static int dct_algo = 0;
172 2ad1516a Michael Niedermayer
static int idct_algo = 0;
173 1dbb6d90 Michael Niedermayer
static int use_part = 0;
174
static int packet_size = 0;
175 7ebfc0ea Michael Niedermayer
static int error_rate = 0;
176 f560dd82 Michael Niedermayer
static int strict = 0;
177 bb198e19 Michael Niedermayer
static int top_field_first = -1;
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static int noise_reduction = 0;
179 303e50e6 Michael Niedermayer
static int sc_threshold = 0;
180 59b571c1 Michael Niedermayer
static int debug = 0;
181 0c9bbaec Wolfgang Hesseler
static int debug_mv = 0;
182 f4f3223f Michael Niedermayer
static int me_threshold = 0;
183 f20f8a8b Michael Niedermayer
static int mb_threshold = 0;
184 1a11cbcc Michael Niedermayer
static int intra_dc_precision = 8;
185 8a0c66a7 Michael Niedermayer
static int coder = 0;
186
static int context = 0;
187
static int predictor = 0;
188 baced9f5 Michael Niedermayer
static int video_profile = FF_PROFILE_UNKNOWN;
189
static int video_level = FF_LEVEL_UNKNOWN;
190 bf0669aa Michael Niedermayer
static int nsse_weight = 8;
191 178fcca8 Michael Niedermayer
static int subpel_quality= 8;
192
static int lowres= 0;
193 b1b77fe9 Fabrice Bellard
extern int loop_input; /* currently a hack */
194 85f07f22 Fabrice Bellard
195
static int gop_size = 12;
196
static int intra_only = 0;
197
static int audio_sample_rate = 44100;
198
static int audio_bit_rate = 64000;
199
static int audio_disable = 0;
200
static int audio_channels = 1;
201
static int audio_codec_id = CODEC_ID_NONE;
202
203 2db3c638 Michael Niedermayer
static int mux_rate= 0;
204
static int mux_packet_size= 0;
205
206 0c1a9eda Zdenek Kabelac
static int64_t recording_time = 0;
207 8831db5c Michael Niedermayer
static int64_t start_time = 0;
208 4568325a Roman Shaposhnik
static int64_t rec_timestamp = 0;
209 a6a92a9a Wolfram Gloger
static int64_t input_ts_offset = 0;
210 85f07f22 Fabrice Bellard
static int file_overwrite = 0;
211
static char *str_title = NULL;
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static char *str_author = NULL;
213
static char *str_copyright = NULL;
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static char *str_comment = NULL;
215 5727b222 Fabrice Bellard
static int do_benchmark = 0;
216 a0663ba4 Fabrice Bellard
static int do_hex_dump = 0;
217 254abc2e Fabrice Bellard
static int do_pkt_dump = 0;
218 43f1708f Juanjo
static int do_psnr = 0;
219 ce7c56c2 Juanjo
static int do_vstats = 0;
220 5abdb4b1 Fabrice Bellard
static int do_pass = 0;
221 b0368839 Michael Niedermayer
static int bitexact = 0;
222 5abdb4b1 Fabrice Bellard
static char *pass_logfilename = NULL;
223 1629626f Fabrice Bellard
static int audio_stream_copy = 0;
224
static int video_stream_copy = 0;
225 986ebcdb Michael Niedermayer
static int video_sync_method= 1;
226
static int audio_sync_method= 0;
227 72bd8100 Michael Niedermayer
static int copy_ts= 0;
228 5abdb4b1 Fabrice Bellard
229 bdfcbbed Max Krasnyansky
static int rate_emu = 0;
230
231 8aa3ee32 Max Krasnyansky
static char *video_grab_format = "video4linux";
232 79a7c268 Fabrice Bellard
static char *video_device = NULL;
233 a5df11ab Fabrice Bellard
static int  video_channel = 0;
234 e3ee3283 Alex Beregszaszi
static char *video_standard = "ntsc";
235 79a7c268 Fabrice Bellard
236 8aa3ee32 Max Krasnyansky
static char *audio_grab_format = "audio_device";
237 79a7c268 Fabrice Bellard
static char *audio_device = NULL;
238 8aa3ee32 Max Krasnyansky
239 d9a916e2 Charles Yates
static int using_stdin = 0;
240 bee0d9e5 Charles Yates
static int using_vhook = 0;
241 f068206e Bill Eldridge
static int verbose = 1;
242 9c3d33d6 Michael Niedermayer
static int thread_count= 1;
243 b51469a0 Leon van Stuivenberg
static int q_pressed = 0;
244 2f0472ff Timofei V. Bondarenko
static int me_range = 0;
245 1008ceb3 Michael Niedermayer
static int64_t video_size = 0;
246
static int64_t audio_size = 0;
247
static int64_t extra_size = 0;
248 a6a92a9a Wolfram Gloger
static int nb_frames_dup = 0;
249
static int nb_frames_drop = 0;
250 6e454c38 Luca Abeni
static int input_sync;
251 d9a916e2 Charles Yates
252 5abdb4b1 Fabrice Bellard
#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
253 85f07f22 Fabrice Bellard
254
typedef struct AVOutputStream {
255
    int file_index;          /* file index */
256
    int index;               /* stream index in the output file */
257
    int source_index;        /* AVInputStream index */
258
    AVStream *st;            /* stream in the output file */
259 ec5517d5 Fabrice Bellard
    int encoding_needed;     /* true if encoding needed for this stream */
260
    int frame_number;
261
    /* input pts and corresponding output pts
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       for A/V sync */
263 e928649b Michael Niedermayer
    double sync_ipts;        /* dts from the AVPacket of the demuxer in second units */
264
    int64_t sync_opts;       /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
265 85f07f22 Fabrice Bellard
    /* video only */
266 34b10a57 Dieter
    int video_resample;      /* video_resample and video_crop are mutually exclusive */
267 a4d36c11 Michael Niedermayer
    AVFrame pict_tmp;      /* temporary image for resampling */
268 85f07f22 Fabrice Bellard
    ImgReSampleContext *img_resample_ctx; /* for image resampling */
269 34b10a57 Dieter
270
    int video_crop;          /* video_resample and video_crop are mutually exclusive */
271
    int topBand;             /* cropping area sizes */
272
    int leftBand;
273 85f07f22 Fabrice Bellard
    
274 1ff93ffc Todd Kirby
    int video_pad;           /* video_resample and video_pad are mutually exclusive */
275
    int padtop;              /* padding area sizes */
276
    int padbottom;
277
    int padleft;
278
    int padright;
279
    
280 85f07f22 Fabrice Bellard
    /* audio only */
281
    int audio_resample;
282
    ReSampleContext *resample; /* for audio resampling */
283
    FifoBuffer fifo;     /* for compression: one audio fifo per codec */
284 5abdb4b1 Fabrice Bellard
    FILE *logfile;
285 85f07f22 Fabrice Bellard
} AVOutputStream;
286
287
typedef struct AVInputStream {
288
    int file_index;
289
    int index;
290
    AVStream *st;
291
    int discard;             /* true if stream data should be discarded */
292
    int decoding_needed;     /* true if the packets must be decoded in 'raw_fifo' */
293 0c1a9eda Zdenek Kabelac
    int64_t sample_index;      /* current sample */
294 bdfcbbed Max Krasnyansky
295
    int64_t       start;     /* time when read started */
296
    unsigned long frame;     /* current frame */
297 254abc2e Fabrice Bellard
    int64_t       next_pts;  /* synthetic pts for cases where pkt.pts
298
                                is not defined */
299 e7d0374f Roman Shaposhnik
    int64_t       pts;       /* current pts */
300 ff4905a5 Michael Niedermayer
    int is_start;            /* is 1 at the start and after a discontinuity */
301 85f07f22 Fabrice Bellard
} AVInputStream;
302
303
typedef struct AVInputFile {
304
    int eof_reached;      /* true if eof reached */
305
    int ist_index;        /* index of first stream in ist_table */
306
    int buffer_size;      /* current total buffer size */
307
    int buffer_size_max;  /* buffer size at which we consider we can stop
308
                             buffering */
309 79fdaa4c Fabrice Bellard
    int nb_streams;       /* nb streams we are aware of */
310 85f07f22 Fabrice Bellard
} AVInputFile;
311
312 bdc4796f Fabrice Bellard
#ifndef CONFIG_WIN32
313
314 85f07f22 Fabrice Bellard
/* init terminal so that we can grab keys */
315
static struct termios oldtty;
316
317
static void term_exit(void)
318
{
319
    tcsetattr (0, TCSANOW, &oldtty);
320
}
321
322 9680a722 Roumen Petrov
static volatile sig_atomic_t received_sigterm = 0;
323
324
static void
325
sigterm_handler(int sig)
326
{
327
    received_sigterm = sig;
328
    term_exit();
329
}
330
331 85f07f22 Fabrice Bellard
static void term_init(void)
332
{
333
    struct termios tty;
334
335
    tcgetattr (0, &tty);
336
    oldtty = tty;
337
338
    tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
339
                          |INLCR|IGNCR|ICRNL|IXON);
340
    tty.c_oflag |= OPOST;
341
    tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
342
    tty.c_cflag &= ~(CSIZE|PARENB);
343
    tty.c_cflag |= CS8;
344
    tty.c_cc[VMIN] = 1;
345
    tty.c_cc[VTIME] = 0;
346
    
347
    tcsetattr (0, TCSANOW, &tty);
348
349 9680a722 Roumen Petrov
    signal(SIGINT , sigterm_handler); /* Interrupt (ANSI).  */
350
    signal(SIGQUIT, sigterm_handler); /* Quit (POSIX).  */
351
    signal(SIGTERM, sigterm_handler); /* Termination (ANSI).  */
352
    /*
353
    register a function to be called at normal program termination
354
    */
355 85f07f22 Fabrice Bellard
    atexit(term_exit);
356 9ddd71fc François Revol
#ifdef CONFIG_BEOS_NETSERVER
357
    fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
358
#endif
359 85f07f22 Fabrice Bellard
}
360
361
/* read a key without blocking */
362
static int read_key(void)
363
{
364 9ddd71fc François Revol
    int n = 1;
365 85f07f22 Fabrice Bellard
    unsigned char ch;
366 9ddd71fc François Revol
#ifndef CONFIG_BEOS_NETSERVER
367
    struct timeval tv;
368 85f07f22 Fabrice Bellard
    fd_set rfds;
369
370
    FD_ZERO(&rfds);
371
    FD_SET(0, &rfds);
372
    tv.tv_sec = 0;
373
    tv.tv_usec = 0;
374
    n = select(1, &rfds, NULL, NULL, &tv);
375 9ddd71fc François Revol
#endif
376 85f07f22 Fabrice Bellard
    if (n > 0) {
377 cb09b2ed Philip Gladstone
        n = read(0, &ch, 1);
378
        if (n == 1)
379 85f07f22 Fabrice Bellard
            return ch;
380 cb09b2ed Philip Gladstone
381
        return n;
382 85f07f22 Fabrice Bellard
    }
383
    return -1;
384
}
385
386 b51469a0 Leon van Stuivenberg
static int decode_interrupt_cb(void)
387
{
388
    return q_pressed || (q_pressed = read_key() == 'q');
389
}
390
391 a38469e1 Fabrice Bellard
#else
392 85f07f22 Fabrice Bellard
393 bee0d9e5 Charles Yates
static volatile int received_sigterm = 0;
394
395 a38469e1 Fabrice Bellard
/* no interactive support */
396
static void term_exit(void)
397 85f07f22 Fabrice Bellard
{
398 a38469e1 Fabrice Bellard
}
399 85f07f22 Fabrice Bellard
400 a38469e1 Fabrice Bellard
static void term_init(void)
401
{
402
}
403 85f07f22 Fabrice Bellard
404 a38469e1 Fabrice Bellard
static int read_key(void)
405
{
406 cb09b2ed Philip Gladstone
    return 0;
407 85f07f22 Fabrice Bellard
}
408
409 a38469e1 Fabrice Bellard
#endif
410 bdc4796f Fabrice Bellard
411 b29f97d1 Zdenek Kabelac
static int read_ffserver_streams(AVFormatContext *s, const char *filename)
412 85f07f22 Fabrice Bellard
{
413 79fdaa4c Fabrice Bellard
    int i, err;
414 85f07f22 Fabrice Bellard
    AVFormatContext *ic;
415
416 79fdaa4c Fabrice Bellard
    err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
417
    if (err < 0)
418
        return err;
419 85f07f22 Fabrice Bellard
    /* copy stream format */
420
    s->nb_streams = ic->nb_streams;
421
    for(i=0;i<ic->nb_streams;i++) {
422
        AVStream *st;
423 1e491e29 Michael Niedermayer
424 e1031171 Alex Beregszaszi
        st = av_mallocz(sizeof(AVStream));
425 85f07f22 Fabrice Bellard
        memcpy(st, ic->streams[i], sizeof(AVStream));
426
        s->streams[i] = st;
427
    }
428
429
    av_close_input_file(ic);
430
    return 0;
431
}
432
433 817b23ff Fabrice Bellard
#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
434 85f07f22 Fabrice Bellard
435
static void do_audio_out(AVFormatContext *s, 
436
                         AVOutputStream *ost, 
437
                         AVInputStream *ist,
438
                         unsigned char *buf, int size)
439
{
440 0c1a9eda Zdenek Kabelac
    uint8_t *buftmp;
441 d66c7abc Sylvain Corré
    static uint8_t *audio_buf = NULL;
442
    static uint8_t *audio_out = NULL;
443 558eae03 Michael Niedermayer
    const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
444 d66c7abc Sylvain Corré
445 85f07f22 Fabrice Bellard
    int size_out, frame_bytes, ret;
446 ff4905a5 Michael Niedermayer
    AVCodecContext *enc= &ost->st->codec;
447 85f07f22 Fabrice Bellard
448 d66c7abc Sylvain Corré
    /* SC: dynamic allocation of buffers */
449
    if (!audio_buf)
450
        audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
451
    if (!audio_out)
452 558eae03 Michael Niedermayer
        audio_out = av_malloc(audio_out_size);
453 d66c7abc Sylvain Corré
    if (!audio_buf || !audio_out)
454
        return;               /* Should signal an error ! */
455
456 986ebcdb Michael Niedermayer
    if(audio_sync_method){
457
        double delta = ost->sync_ipts * enc->sample_rate - ost->sync_opts 
458
                - fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec.channels * 2);
459 ff4905a5 Michael Niedermayer
        double idelta= delta*ist->st->codec.sample_rate / enc->sample_rate;
460
        int byte_delta= ((int)idelta)*2*ist->st->codec.channels;
461
462 986ebcdb Michael Niedermayer
        //FIXME resample delay
463
        if(fabs(delta) > 50){
464 ff4905a5 Michael Niedermayer
            if(ist->is_start){
465
                if(byte_delta < 0){
466 f41dd5aa Michael Niedermayer
                    byte_delta= FFMAX(byte_delta, -size);
467 ff4905a5 Michael Niedermayer
                    size += byte_delta;
468
                    buf  -= byte_delta;
469
                    if(verbose > 2)
470
                        fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
471
                    if(!size)
472
                        return;
473
                    ist->is_start=0;
474
                }else{
475
                    static uint8_t *input_tmp= NULL;
476
                    input_tmp= av_realloc(input_tmp, byte_delta + size);
477
478
                    if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
479
                        ist->is_start=0;
480
                    else
481
                        byte_delta= MAX_AUDIO_PACKET_SIZE - size;
482
483
                    memset(input_tmp, 0, byte_delta);
484
                    memcpy(input_tmp + byte_delta, buf, size);
485
                    buf= input_tmp;
486
                    size += byte_delta;
487
                    if(verbose > 2)
488
                        fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
489
                }
490
            }else if(audio_sync_method>1){
491
                int comp= clip(delta, -audio_sync_method, audio_sync_method);
492
                assert(ost->audio_resample);
493
                if(verbose > 2)
494
                    fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
495 58978c07 Michael Niedermayer
//                fprintf(stderr, "drift:%f len:%d opts:%lld ipts:%lld fifo:%d\n", delta, -1, ost->sync_opts, (int64_t)(ost->sync_ipts * enc->sample_rate), fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec.channels * 2));
496 ff4905a5 Michael Niedermayer
                av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
497
            }
498
        } 
499 986ebcdb Michael Niedermayer
    }else
500
        ost->sync_opts= lrintf(ost->sync_ipts * enc->sample_rate)
501
                        - fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec.channels * 2); //FIXME wrong
502 85f07f22 Fabrice Bellard
503
    if (ost->audio_resample) {
504
        buftmp = audio_buf;
505
        size_out = audio_resample(ost->resample, 
506
                                  (short *)buftmp, (short *)buf,
507
                                  size / (ist->st->codec.channels * 2));
508
        size_out = size_out * enc->channels * 2;
509
    } else {
510
        buftmp = buf;
511
        size_out = size;
512
    }
513
514
    /* now encode as many frames as possible */
515 a0663ba4 Fabrice Bellard
    if (enc->frame_size > 1) {
516 85f07f22 Fabrice Bellard
        /* output resampled raw samples */
517
        fifo_write(&ost->fifo, buftmp, size_out, 
518
                   &ost->fifo.wptr);
519
520
        frame_bytes = enc->frame_size * 2 * enc->channels;
521
        
522
        while (fifo_read(&ost->fifo, audio_buf, frame_bytes, 
523
                     &ost->fifo.rptr) == 0) {
524 e928649b Michael Niedermayer
            AVPacket pkt;
525
            av_init_packet(&pkt);
526
527 558eae03 Michael Niedermayer
            ret = avcodec_encode_audio(enc, audio_out, audio_out_size, 
528 a0663ba4 Fabrice Bellard
                                       (short *)audio_buf);
529 1008ceb3 Michael Niedermayer
            audio_size += ret;
530 e928649b Michael Niedermayer
            pkt.stream_index= ost->index;
531
            pkt.data= audio_out;
532
            pkt.size= ret;
533
            if(enc->coded_frame)
534
                pkt.pts= enc->coded_frame->pts;
535
            pkt.flags |= PKT_FLAG_KEY;
536 3c895fc0 Michael Niedermayer
            av_interleaved_write_frame(s, &pkt);
537 986ebcdb Michael Niedermayer
            
538
            ost->sync_opts += enc->frame_size;
539 85f07f22 Fabrice Bellard
        }
540
    } else {
541 e928649b Michael Niedermayer
        AVPacket pkt;
542
        av_init_packet(&pkt);
543 986ebcdb Michael Niedermayer
544 c43042a7 Michael Niedermayer
        ost->sync_opts += size_out / (2 * enc->channels);
545 986ebcdb Michael Niedermayer
546 a0663ba4 Fabrice Bellard
        /* output a pcm frame */
547
        /* XXX: change encoding codec API to avoid this ? */
548
        switch(enc->codec->id) {
549
        case CODEC_ID_PCM_S16LE:
550
        case CODEC_ID_PCM_S16BE:
551
        case CODEC_ID_PCM_U16LE:
552
        case CODEC_ID_PCM_U16BE:
553
            break;
554
        default:
555
            size_out = size_out >> 1;
556
            break;
557
        }
558
        ret = avcodec_encode_audio(enc, audio_out, size_out, 
559 ff29712a Zdenek Kabelac
                                   (short *)buftmp);
560 1008ceb3 Michael Niedermayer
        audio_size += ret;
561 e928649b Michael Niedermayer
        pkt.stream_index= ost->index;
562
        pkt.data= audio_out;
563
        pkt.size= ret;
564
        if(enc->coded_frame)
565
            pkt.pts= enc->coded_frame->pts;
566
        pkt.flags |= PKT_FLAG_KEY;
567 3c895fc0 Michael Niedermayer
        av_interleaved_write_frame(s, &pkt);
568 85f07f22 Fabrice Bellard
    }
569
}
570
571 10d104e4 Philip Gladstone
static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
572
{
573
    AVCodecContext *dec;
574
    AVPicture *picture2;
575
    AVPicture picture_tmp;
576 0c1a9eda Zdenek Kabelac
    uint8_t *buf = 0;
577 10d104e4 Philip Gladstone
578
    dec = &ist->st->codec;
579
580
    /* deinterlace : must be done before any resize */
581 bee0d9e5 Charles Yates
    if (do_deinterlace || using_vhook) {
582 10d104e4 Philip Gladstone
        int size;
583
584
        /* create temporary picture */
585
        size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
586
        buf = av_malloc(size);
587
        if (!buf)
588
            return;
589
        
590
        picture2 = &picture_tmp;
591
        avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
592
593 dafc3856 Michael Niedermayer
        if (do_deinterlace){
594
            if(avpicture_deinterlace(picture2, picture, 
595
                                     dec->pix_fmt, dec->width, dec->height) < 0) {
596
                /* if error, do not deinterlace */
597
                av_free(buf);
598
                buf = NULL;
599
                picture2 = picture;
600
            }
601
        } else {
602 bee0d9e5 Charles Yates
            if (img_convert(picture2, dec->pix_fmt, picture, 
603
                            dec->pix_fmt, dec->width, dec->height) < 0) {
604
                /* if error, do not copy */
605
                av_free(buf);
606
                buf = NULL;
607
                picture2 = picture;
608
            }
609
        }
610 10d104e4 Philip Gladstone
    } else {
611
        picture2 = picture;
612
    }
613
614
    frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height);
615
616
    if (picture != picture2)
617
        *picture = *picture2;
618
    *bufp = buf;
619
}
620
621 ec5517d5 Fabrice Bellard
/* we begin to correct av delay at this threshold */
622
#define AV_DELAY_MAX 0.100
623 85f07f22 Fabrice Bellard
624 1ff93ffc Todd Kirby
625
/* Expects img to be yuv420 */
626
static void fill_pad_region(AVPicture* img, int height, int width,
627
        int padtop, int padbottom, int padleft, int padright, int *color) {
628
  
629
    int i, y, shift;
630
    uint8_t *optr;
631
    
632
    for (i = 0; i < 3; i++) {
633
        shift = (i == 0) ? 0 : 1;
634
        
635
        if (padtop || padleft) {
636
            memset(img->data[i], color[i], (((img->linesize[i] * padtop) + 
637
                            padleft) >> shift));
638
        }
639
640
        if (padleft || padright) {
641
            optr = img->data[i] + (img->linesize[i] * (padtop >> shift)) +
642
                (img->linesize[i] - (padright >> shift));
643
644
            for (y = 0; y < ((height - (padtop + padbottom)) >> shift); y++) {
645
                memset(optr, color[i], (padleft + padright) >> shift);
646
                optr += img->linesize[i];
647
            }
648
        }
649
      
650
        if (padbottom) {
651
            optr = img->data[i] + (img->linesize[i] * ((height - padbottom) >> shift));
652
            memset(optr, color[i], ((img->linesize[i] * padbottom) >> shift));
653
        }
654
    }
655
}
656
657 27537106 Michael Niedermayer
static uint8_t *bit_buffer= NULL;
658 1ff93ffc Todd Kirby
659 85f07f22 Fabrice Bellard
static void do_video_out(AVFormatContext *s, 
660
                         AVOutputStream *ost, 
661
                         AVInputStream *ist,
662 7a0f9d7e Fabrice Bellard
                         AVFrame *in_picture,
663 986ebcdb Michael Niedermayer
                         int *frame_size)
664 85f07f22 Fabrice Bellard
{
665 ec5517d5 Fabrice Bellard
    int nb_frames, i, ret;
666 a4d36c11 Michael Niedermayer
    AVFrame *final_picture, *formatted_picture;
667
    AVFrame picture_format_temp, picture_crop_temp;
668 0c1a9eda Zdenek Kabelac
    uint8_t *buf = NULL, *buf1 = NULL;
669 cfcf0ffd Fabrice Bellard
    AVCodecContext *enc, *dec;
670 a686caf0 Roman Shaposhnik
    enum PixelFormat target_pixfmt;
671 a4d36c11 Michael Niedermayer
    
672 33a1f1a3 Michael Niedermayer
#define VIDEO_BUFFER_SIZE (1024*1024)
673
674 a4d36c11 Michael Niedermayer
    avcodec_get_frame_defaults(&picture_format_temp);
675
    avcodec_get_frame_defaults(&picture_crop_temp);
676
677 85f07f22 Fabrice Bellard
    enc = &ost->st->codec;
678 cfcf0ffd Fabrice Bellard
    dec = &ist->st->codec;
679 85f07f22 Fabrice Bellard
680 ec5517d5 Fabrice Bellard
    /* by default, we output a single frame */
681
    nb_frames = 1;
682
683 204c0f48 Philip Gladstone
    *frame_size = 0;
684
685 986ebcdb Michael Niedermayer
    if(video_sync_method){
686 10d104e4 Philip Gladstone
        double vdelta;
687 e928649b Michael Niedermayer
        vdelta = ost->sync_ipts * enc->frame_rate / enc->frame_rate_base - ost->sync_opts;
688
        //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
689
        if (vdelta < -1.1)
690
            nb_frames = 0;
691
        else if (vdelta > 1.1)
692 8300609b Michael Niedermayer
            nb_frames = lrintf(vdelta - 1.1 + 0.5);
693 72bd8100 Michael Niedermayer
//fprintf(stderr, "vdelta:%f, ost->sync_opts:%lld, ost->sync_ipts:%f nb_frames:%d\n", vdelta, ost->sync_opts, ost->sync_ipts, nb_frames);
694 50c3dd32 Michael Niedermayer
        if (nb_frames == 0){
695
            ++nb_frames_drop;
696
            if (verbose>2)
697
                fprintf(stderr, "*** drop!\n");
698 8300609b Michael Niedermayer
        }else if (nb_frames > 1) {
699
            nb_frames_dup += nb_frames;
700 50c3dd32 Michael Niedermayer
            if (verbose>2)
701 8300609b Michael Niedermayer
                fprintf(stderr, "*** %d dup!\n", nb_frames-1);
702 50c3dd32 Michael Niedermayer
        }
703
    }else
704
        ost->sync_opts= lrintf(ost->sync_ipts * enc->frame_rate / enc->frame_rate_base);
705 445f1b83 Roman Shaposhnik
706 ec5517d5 Fabrice Bellard
    if (nb_frames <= 0) 
707 85f07f22 Fabrice Bellard
        return;
708 ce7c56c2 Juanjo
709 cfcf0ffd Fabrice Bellard
    /* convert pixel format if needed */
710 1ff93ffc Todd Kirby
    target_pixfmt = ost->video_resample || ost->video_pad
711
        ? PIX_FMT_YUV420P : enc->pix_fmt;
712 a686caf0 Roman Shaposhnik
    if (dec->pix_fmt != target_pixfmt) {
713 cfcf0ffd Fabrice Bellard
        int size;
714
715
        /* create temporary picture */
716 39518b49 Roman Shaposhnik
        size = avpicture_get_size(target_pixfmt, dec->width, dec->height);
717 0f1578af Fabrice Bellard
        buf = av_malloc(size);
718 cfcf0ffd Fabrice Bellard
        if (!buf)
719
            return;
720 34b10a57 Dieter
        formatted_picture = &picture_format_temp;
721 a4d36c11 Michael Niedermayer
        avpicture_fill((AVPicture*)formatted_picture, buf, target_pixfmt, dec->width, dec->height);
722 cfcf0ffd Fabrice Bellard
        
723 a4d36c11 Michael Niedermayer
        if (img_convert((AVPicture*)formatted_picture, target_pixfmt, 
724 7a0f9d7e Fabrice Bellard
                        (AVPicture *)in_picture, dec->pix_fmt, 
725 cfcf0ffd Fabrice Bellard
                        dec->width, dec->height) < 0) {
726 d8019eb5 Allen Day
727
            if (verbose >= 0)
728
                fprintf(stderr, "pixel format conversion not handled\n");
729
730 cfcf0ffd Fabrice Bellard
            goto the_end;
731
        }
732
    } else {
733 a4d36c11 Michael Niedermayer
        formatted_picture = in_picture;
734 cfcf0ffd Fabrice Bellard
    }
735
736 1ff93ffc Todd Kirby
    /* XXX: resampling could be done before raw format conversion in
737 cfcf0ffd Fabrice Bellard
       some cases to go faster */
738
    /* XXX: only works for YUV420P */
739 85f07f22 Fabrice Bellard
    if (ost->video_resample) {
740 34b10a57 Dieter
        final_picture = &ost->pict_tmp;
741 a4d36c11 Michael Niedermayer
        img_resample(ost->img_resample_ctx, (AVPicture*)final_picture, (AVPicture*)formatted_picture);
742 1ff93ffc Todd Kirby
       
743
        if (ost->padtop || ost->padbottom || ost->padleft || ost->padright) {
744 a4d36c11 Michael Niedermayer
            fill_pad_region((AVPicture*)final_picture, enc->height, enc->width,
745 1ff93ffc Todd Kirby
                    ost->padtop, ost->padbottom, ost->padleft, ost->padright,
746
                    padcolor);
747
        }
748
        
749 a686caf0 Roman Shaposhnik
        if (enc->pix_fmt != PIX_FMT_YUV420P) {
750
            int size;
751
            
752
            av_free(buf);
753
            /* create temporary picture */
754
            size = avpicture_get_size(enc->pix_fmt, enc->width, enc->height);
755
            buf = av_malloc(size);
756
            if (!buf)
757
                return;
758
            final_picture = &picture_format_temp;
759 a4d36c11 Michael Niedermayer
            avpicture_fill((AVPicture*)final_picture, buf, enc->pix_fmt, enc->width, enc->height);
760 a686caf0 Roman Shaposhnik
        
761 a4d36c11 Michael Niedermayer
            if (img_convert((AVPicture*)final_picture, enc->pix_fmt, 
762
                            (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P, 
763 a686caf0 Roman Shaposhnik
                            enc->width, enc->height) < 0) {
764 d8019eb5 Allen Day
765
                if (verbose >= 0)
766
                    fprintf(stderr, "pixel format conversion not handled\n");
767
768 a686caf0 Roman Shaposhnik
                goto the_end;
769
            }
770
        }
771 34b10a57 Dieter
    } else if (ost->video_crop) {
772
        picture_crop_temp.data[0] = formatted_picture->data[0] +
773
                (ost->topBand * formatted_picture->linesize[0]) + ost->leftBand;
774
775
        picture_crop_temp.data[1] = formatted_picture->data[1] +
776
                ((ost->topBand >> 1) * formatted_picture->linesize[1]) +
777
                (ost->leftBand >> 1);
778
779
        picture_crop_temp.data[2] = formatted_picture->data[2] +
780
                ((ost->topBand >> 1) * formatted_picture->linesize[2]) +
781
                (ost->leftBand >> 1);
782
783
        picture_crop_temp.linesize[0] = formatted_picture->linesize[0];
784
        picture_crop_temp.linesize[1] = formatted_picture->linesize[1];
785
        picture_crop_temp.linesize[2] = formatted_picture->linesize[2];
786
        final_picture = &picture_crop_temp;
787 1ff93ffc Todd Kirby
    } else if (ost->video_pad) {
788
        final_picture = &ost->pict_tmp;
789
790
        for (i = 0; i < 3; i++) {
791
            uint8_t *optr, *iptr;
792
            int shift = (i == 0) ? 0 : 1;
793
            int y, yheight;
794
            
795
            /* set offset to start writing image into */
796
            optr = final_picture->data[i] + (((final_picture->linesize[i] * 
797
                            ost->padtop) + ost->padleft) >> shift);
798
            iptr = formatted_picture->data[i];
799
800
            yheight = (enc->height - ost->padtop - ost->padbottom) >> shift;
801
            for (y = 0; y < yheight; y++) {
802
                /* copy unpadded image row into padded image row */
803
                memcpy(optr, iptr, formatted_picture->linesize[i]);
804
                optr += final_picture->linesize[i];
805
                iptr += formatted_picture->linesize[i];
806
            }
807
        }
808
809 a4d36c11 Michael Niedermayer
        fill_pad_region((AVPicture*)final_picture, enc->height, enc->width,
810 1ff93ffc Todd Kirby
                ost->padtop, ost->padbottom, ost->padleft, ost->padright,
811
                padcolor);
812
        
813
        if (enc->pix_fmt != PIX_FMT_YUV420P) {
814
            int size;
815
816
            av_free(buf);
817
            /* create temporary picture */
818
            size = avpicture_get_size(enc->pix_fmt, enc->width, enc->height);
819
            buf = av_malloc(size);
820
            if (!buf)
821
                return;
822
            final_picture = &picture_format_temp;
823 a4d36c11 Michael Niedermayer
            avpicture_fill((AVPicture*)final_picture, buf, enc->pix_fmt, enc->width, enc->height);
824 1ff93ffc Todd Kirby
825 a4d36c11 Michael Niedermayer
            if (img_convert((AVPicture*)final_picture, enc->pix_fmt, 
826
                        (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P, 
827 1ff93ffc Todd Kirby
                        enc->width, enc->height) < 0) {
828 d8019eb5 Allen Day
829
                if (verbose >= 0)
830
                    fprintf(stderr, "pixel format conversion not handled\n");
831
832 1ff93ffc Todd Kirby
                goto the_end;
833
            }
834
        }
835 85f07f22 Fabrice Bellard
    } else {
836 34b10a57 Dieter
        final_picture = formatted_picture;
837 85f07f22 Fabrice Bellard
    }
838
    /* duplicates frame if needed */
839 ec5517d5 Fabrice Bellard
    for(i=0;i<nb_frames;i++) {
840 e928649b Michael Niedermayer
        AVPacket pkt;
841
        av_init_packet(&pkt);
842
        pkt.stream_index= ost->index;
843
844 e8750b00 Fred Rothganger
        if (s->oformat->flags & AVFMT_RAWPICTURE) {
845
            /* raw pictures are written as AVPicture structure to
846
               avoid any copies. We support temorarily the older
847
               method. */
848 2744ca9a Roman Shaposhnik
            AVFrame* old_frame = enc->coded_frame;
849 e928649b Michael Niedermayer
            enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
850
            pkt.data= (uint8_t *)final_picture;
851
            pkt.size=  sizeof(AVPicture);
852
            if(dec->coded_frame)
853
                pkt.pts= dec->coded_frame->pts;
854
            if(dec->coded_frame && dec->coded_frame->key_frame)
855
                pkt.flags |= PKT_FLAG_KEY;
856
857 3c895fc0 Michael Niedermayer
            av_interleaved_write_frame(s, &pkt);
858 2744ca9a Roman Shaposhnik
            enc->coded_frame = old_frame;
859 e8750b00 Fred Rothganger
        } else {
860 492cd3a9 Michael Niedermayer
            AVFrame big_picture;
861 a4d36c11 Michael Niedermayer
862
            big_picture= *final_picture;
863 7a0f9d7e Fabrice Bellard
            /* better than nothing: use input picture interlaced
864
               settings */
865
            big_picture.interlaced_frame = in_picture->interlaced_frame;
866 bb198e19 Michael Niedermayer
            if(do_interlace_me || do_interlace_dct){
867
                if(top_field_first == -1)
868
                    big_picture.top_field_first = in_picture->top_field_first;
869
                else
870 2a8edc5d Michael Niedermayer
                    big_picture.top_field_first = top_field_first;
871 bb198e19 Michael Niedermayer
            }
872 7a0f9d7e Fabrice Bellard
873 85f07f22 Fabrice Bellard
            /* handles sameq here. This is not correct because it may
874
               not be a global option */
875
            if (same_quality) {
876 1e491e29 Michael Niedermayer
                big_picture.quality = ist->st->quality;
877
            }else
878
                big_picture.quality = ost->st->quality;
879 f4f3223f Michael Niedermayer
            if(!me_threshold)
880
                big_picture.pict_type = 0;
881 50c3dd32 Michael Niedermayer
//            big_picture.pts = AV_NOPTS_VALUE;
882
            big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->frame_rate_base, enc->frame_rate);
883
//av_log(NULL, AV_LOG_DEBUG, "%lld -> encoder\n", ost->sync_opts);
884 cfcf0ffd Fabrice Bellard
            ret = avcodec_encode_video(enc, 
885 27537106 Michael Niedermayer
                                       bit_buffer, VIDEO_BUFFER_SIZE,
886 1e491e29 Michael Niedermayer
                                       &big_picture);
887 44429457 Juanjo
            //enc->frame_number = enc->real_pict_num;
888 e928649b Michael Niedermayer
            if(ret){
889 27537106 Michael Niedermayer
                pkt.data= bit_buffer;
890 e928649b Michael Niedermayer
                pkt.size= ret;
891
                if(enc->coded_frame)
892
                    pkt.pts= enc->coded_frame->pts;
893 50c3dd32 Michael Niedermayer
/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %lld/%lld\n", 
894
   pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->frame_rate, AV_TIME_BASE*(int64_t)enc->frame_rate_base) : -1,
895
   pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->frame_rate, AV_TIME_BASE*(int64_t)enc->frame_rate_base) : -1);*/
896
897 e928649b Michael Niedermayer
                if(enc->coded_frame && enc->coded_frame->key_frame)
898
                    pkt.flags |= PKT_FLAG_KEY;
899 3c895fc0 Michael Niedermayer
                av_interleaved_write_frame(s, &pkt);
900 e928649b Michael Niedermayer
                *frame_size = ret;
901
                //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
902
                //        enc->frame_number-1, enc->real_pict_num, ret,
903
                //        enc->pict_type);
904
                /* if two pass, output log */
905
                if (ost->logfile && enc->stats_out) {
906
                    fprintf(ost->logfile, "%s", enc->stats_out);
907
                }
908 5abdb4b1 Fabrice Bellard
            }
909 85f07f22 Fabrice Bellard
        }
910 50c3dd32 Michael Niedermayer
        ost->sync_opts++;
911 ec5517d5 Fabrice Bellard
        ost->frame_number++;
912 85f07f22 Fabrice Bellard
    }
913 ec5517d5 Fabrice Bellard
 the_end:
914 0f1578af Fabrice Bellard
    av_free(buf);
915
    av_free(buf1);
916 85f07f22 Fabrice Bellard
}
917
918 140cb663 Michael Niedermayer
static double psnr(double d){
919
    if(d==0) return INFINITY;
920 b29f97d1 Zdenek Kabelac
    return -10.0*log(d)/log(10.0);
921 140cb663 Michael Niedermayer
}
922
923 ec5517d5 Fabrice Bellard
static void do_video_stats(AVFormatContext *os, AVOutputStream *ost, 
924
                           int frame_size)
925 ce7c56c2 Juanjo
{
926
    static FILE *fvstats=NULL;
927
    char filename[40];
928 bf5af568 Fabrice Bellard
    time_t today2;
929
    struct tm *today;
930 ce7c56c2 Juanjo
    AVCodecContext *enc;
931
    int frame_number;
932 0c1a9eda Zdenek Kabelac
    int64_t ti;
933 ce7c56c2 Juanjo
    double ti1, bitrate, avg_bitrate;
934
    
935
    if (!fvstats) {
936
        today2 = time(NULL);
937
        today = localtime(&today2);
938
        sprintf(filename, "vstats_%02d%02d%02d.log", today->tm_hour,
939
                                               today->tm_min,
940
                                               today->tm_sec);
941
        fvstats = fopen(filename,"w");
942
        if (!fvstats) {
943
            perror("fopen");
944
            exit(1);
945
        }
946
    }
947
    
948
    ti = MAXINT64;
949
    enc = &ost->st->codec;
950
    if (enc->codec_type == CODEC_TYPE_VIDEO) {
951 ec5517d5 Fabrice Bellard
        frame_number = ost->frame_number;
952 158c7f05 Michael Niedermayer
        fprintf(fvstats, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
953 140cb663 Michael Niedermayer
        if (enc->flags&CODEC_FLAG_PSNR)
954 492cd3a9 Michael Niedermayer
            fprintf(fvstats, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
955 ce7c56c2 Juanjo
        
956
        fprintf(fvstats,"f_size= %6d ", frame_size);
957 ec5517d5 Fabrice Bellard
        /* compute pts value */
958 e928649b Michael Niedermayer
        ti1 = (double)ost->sync_opts *enc->frame_rate_base / enc->frame_rate;
959 ce7c56c2 Juanjo
        if (ti1 < 0.01)
960
            ti1 = 0.01;
961
    
962 14bea432 Michael Niedermayer
        bitrate = (double)(frame_size * 8) * enc->frame_rate / enc->frame_rate_base / 1000.0;
963 1008ceb3 Michael Niedermayer
        avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
964 ce7c56c2 Juanjo
        fprintf(fvstats, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
965 1008ceb3 Michael Niedermayer
            (double)video_size / 1024, ti1, bitrate, avg_bitrate);
966 3db320ea Falk Hüffner
        fprintf(fvstats,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));        
967 ce7c56c2 Juanjo
    }
968 ec5517d5 Fabrice Bellard
}
969
970 b29f97d1 Zdenek Kabelac
static void print_report(AVFormatContext **output_files,
971
                         AVOutputStream **ost_table, int nb_ostreams,
972
                         int is_last_report)
973 ec5517d5 Fabrice Bellard
{
974
    char buf[1024];
975
    AVOutputStream *ost;
976
    AVFormatContext *oc, *os;
977 0c1a9eda Zdenek Kabelac
    int64_t total_size;
978 ec5517d5 Fabrice Bellard
    AVCodecContext *enc;
979
    int frame_number, vid, i;
980
    double bitrate, ti1, pts;
981 0c1a9eda Zdenek Kabelac
    static int64_t last_time = -1;
982 ec5517d5 Fabrice Bellard
    
983
    if (!is_last_report) {
984 0c1a9eda Zdenek Kabelac
        int64_t cur_time;
985 ec5517d5 Fabrice Bellard
        /* display the report every 0.5 seconds */
986
        cur_time = av_gettime();
987
        if (last_time == -1) {
988
            last_time = cur_time;
989
            return;
990
        } 
991
        if ((cur_time - last_time) < 500000)
992
            return;
993
        last_time = cur_time;
994
    }
995
996 ce7c56c2 Juanjo
997 ec5517d5 Fabrice Bellard
    oc = output_files[0];
998
999
    total_size = url_ftell(&oc->pb);
1000
    
1001
    buf[0] = '\0';
1002
    ti1 = 1e10;
1003
    vid = 0;
1004
    for(i=0;i<nb_ostreams;i++) {
1005
        ost = ost_table[i];
1006
        os = output_files[ost->file_index];
1007
        enc = &ost->st->codec;
1008 10d104e4 Philip Gladstone
        if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
1009 1e491e29 Michael Niedermayer
            sprintf(buf + strlen(buf), "q=%2.1f ",
1010 158c7f05 Michael Niedermayer
                    enc->coded_frame->quality/(float)FF_QP2LAMBDA);
1011 10d104e4 Philip Gladstone
        }
1012 ec5517d5 Fabrice Bellard
        if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
1013
            frame_number = ost->frame_number;
1014 1e491e29 Michael Niedermayer
            sprintf(buf + strlen(buf), "frame=%5d q=%2.1f ",
1015 158c7f05 Michael Niedermayer
                    frame_number, enc->coded_frame ? enc->coded_frame->quality/(float)FF_QP2LAMBDA : 0);
1016 890972be Michael Niedermayer
            if(is_last_report)
1017
                sprintf(buf + strlen(buf), "L");
1018
            if (enc->flags&CODEC_FLAG_PSNR){
1019
                int j;
1020
                double error, error_sum=0;
1021
                double scale, scale_sum=0;
1022
                char type[3]= {'Y','U','V'};
1023
                sprintf(buf + strlen(buf), "PSNR=");
1024
                for(j=0; j<3; j++){
1025
                    if(is_last_report){
1026
                        error= enc->error[j];
1027
                        scale= enc->width*enc->height*255.0*255.0*frame_number;
1028
                    }else{
1029
                        error= enc->coded_frame->error[j];
1030
                        scale= enc->width*enc->height*255.0*255.0;
1031
                    }
1032
                    if(j) scale/=4;
1033
                    error_sum += error;
1034
                    scale_sum += scale;
1035
                    sprintf(buf + strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
1036
                }
1037
                sprintf(buf + strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
1038
            }
1039 ec5517d5 Fabrice Bellard
            vid = 1;
1040
        }
1041
        /* compute min output value */
1042 9ee91c2f Michael Niedermayer
        pts = (double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den;
1043 5d9827bc Kareila
        if ((pts < ti1) && (pts > 0))
1044 ec5517d5 Fabrice Bellard
            ti1 = pts;
1045
    }
1046
    if (ti1 < 0.01)
1047
        ti1 = 0.01;
1048
    
1049 f068206e Bill Eldridge
    if (verbose || is_last_report) {
1050
        bitrate = (double)(total_size * 8) / ti1 / 1000.0;
1051
        
1052
        sprintf(buf + strlen(buf), 
1053 ec5517d5 Fabrice Bellard
            "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
1054
            (double)total_size / 1024, ti1, bitrate);
1055 a6a92a9a Wolfram Gloger
1056
        if (verbose > 1)
1057
          sprintf(buf + strlen(buf), " dup=%d drop=%d",
1058
                  nb_frames_dup, nb_frames_drop);
1059 f068206e Bill Eldridge
        
1060 d8019eb5 Allen Day
        if (verbose >= 0)
1061
            fprintf(stderr, "%s    \r", buf);
1062
1063 ec5517d5 Fabrice Bellard
        fflush(stderr);
1064
    }
1065 f068206e Bill Eldridge
        
1066 1008ceb3 Michael Niedermayer
    if (is_last_report && verbose >= 0){
1067
        int64_t raw= audio_size + video_size + extra_size;
1068 f068206e Bill Eldridge
        fprintf(stderr, "\n");
1069 1008ceb3 Michael Niedermayer
        fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1070
                video_size/1024.0,
1071
                audio_size/1024.0,
1072
                extra_size/1024.0,
1073
                100.0*(total_size - raw)/raw
1074
        );
1075
    }
1076 ce7c56c2 Juanjo
}
1077
1078 a700a6ae Fabrice Bellard
/* pkt = NULL means EOF (needed to flush decoder buffers) */
1079
static int output_packet(AVInputStream *ist, int ist_index,
1080
                         AVOutputStream **ost_table, int nb_ostreams,
1081 4b85a28f Wolfram Gloger
                         const AVPacket *pkt)
1082 a700a6ae Fabrice Bellard
{
1083
    AVFormatContext *os;
1084
    AVOutputStream *ost;
1085
    uint8_t *ptr;
1086
    int len, ret, i;
1087
    uint8_t *data_buf;
1088
    int data_size, got_picture;
1089
    AVFrame picture;
1090
    void *buffer_to_free;
1091 78953e62 Michael Niedermayer
    static int samples_size= 0;
1092
    static short *samples= NULL;
1093
    
1094 2b18dcd0 Michael Niedermayer
    if(!pkt){
1095
        ist->pts= ist->next_pts; // needed for last packet if vsync=0
1096
    } else if (pkt->dts != AV_NOPTS_VALUE) { //FIXME seems redundant, as libavformat does this too
1097 e928649b Michael Niedermayer
        ist->next_pts = ist->pts = pkt->dts;
1098 a700a6ae Fabrice Bellard
    } else {
1099 986ebcdb Michael Niedermayer
        assert(ist->pts == ist->next_pts);
1100 a700a6ae Fabrice Bellard
    }
1101 eb5ec8fe Michael Niedermayer
    
1102 a700a6ae Fabrice Bellard
    if (pkt == NULL) {
1103
        /* EOF handling */
1104
        ptr = NULL;
1105
        len = 0;
1106
        goto handle_eof;
1107
    }
1108
1109
    len = pkt->size;
1110
    ptr = pkt->data;
1111
    while (len > 0) {
1112
    handle_eof:
1113
        /* decode the packet if needed */
1114
        data_buf = NULL; /* fail safe */
1115
        data_size = 0;
1116
        if (ist->decoding_needed) {
1117
            switch(ist->st->codec.codec_type) {
1118 df84ac2e Michael Niedermayer
            case CODEC_TYPE_AUDIO:{
1119 78953e62 Michael Niedermayer
                if(pkt) 
1120
                    samples= av_fast_realloc(samples, &samples_size, FFMAX(pkt->size, AVCODEC_MAX_AUDIO_FRAME_SIZE));
1121 a700a6ae Fabrice Bellard
                    /* XXX: could avoid copy if PCM 16 bits with same
1122
                       endianness as CPU */
1123
                ret = avcodec_decode_audio(&ist->st->codec, samples, &data_size,
1124
                                           ptr, len);
1125
                if (ret < 0)
1126
                    goto fail_decode;
1127
                ptr += ret;
1128
                len -= ret;
1129
                /* Some bug in mpeg audio decoder gives */
1130
                /* data_size < 0, it seems they are overflows */
1131
                if (data_size <= 0) {
1132
                    /* no audio frame */
1133
                    continue;
1134
                }
1135
                data_buf = (uint8_t *)samples;
1136 4b85a28f Wolfram Gloger
                ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) / 
1137
                    (ist->st->codec.sample_rate * ist->st->codec.channels);
1138 df84ac2e Michael Niedermayer
                break;}
1139 a700a6ae Fabrice Bellard
            case CODEC_TYPE_VIDEO:
1140
                    data_size = (ist->st->codec.width * ist->st->codec.height * 3) / 2;
1141
                    /* XXX: allocate picture correctly */
1142 9740beff Michael Niedermayer
                    avcodec_get_frame_defaults(&picture);
1143
1144 a700a6ae Fabrice Bellard
                    ret = avcodec_decode_video(&ist->st->codec, 
1145
                                               &picture, &got_picture, ptr, len);
1146
                    ist->st->quality= picture.quality;
1147
                    if (ret < 0) 
1148
                        goto fail_decode;
1149
                    if (!got_picture) {
1150
                        /* no picture yet */
1151
                        goto discard_packet;
1152
                    }
1153
                    if (ist->st->codec.frame_rate_base != 0) {
1154
                        ist->next_pts += ((int64_t)AV_TIME_BASE * 
1155
                                          ist->st->codec.frame_rate_base) /
1156
                            ist->st->codec.frame_rate;
1157
                    }
1158
                    len = 0;
1159
                    break;
1160
                default:
1161
                    goto fail_decode;
1162
                }
1163
            } else {
1164
                data_buf = ptr;
1165
                data_size = len;
1166
                ret = len;
1167
                len = 0;
1168
            }
1169
1170
            buffer_to_free = NULL;
1171
            if (ist->st->codec.codec_type == CODEC_TYPE_VIDEO) {
1172
                pre_process_video_frame(ist, (AVPicture *)&picture, 
1173
                                        &buffer_to_free);
1174
            }
1175
1176
            /* frame rate emulation */
1177
            if (ist->st->codec.rate_emu) {
1178
                int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec.frame_rate_base, 1000000, ist->st->codec.frame_rate);
1179
                int64_t now = av_gettime() - ist->start;
1180
                if (pts > now)
1181
                    usleep(pts - now);
1182
1183
                ist->frame++;
1184
            }
1185
1186
#if 0
1187
            /* mpeg PTS deordering : if it is a P or I frame, the PTS
1188
               is the one of the next displayed one */
1189
            /* XXX: add mpeg4 too ? */
1190
            if (ist->st->codec.codec_id == CODEC_ID_MPEG1VIDEO) {
1191
                if (ist->st->codec.pict_type != B_TYPE) {
1192
                    int64_t tmp;
1193
                    tmp = ist->last_ip_pts;
1194
                    ist->last_ip_pts  = ist->frac_pts.val;
1195
                    ist->frac_pts.val = tmp;
1196
                }
1197
            }
1198
#endif
1199
            /* if output time reached then transcode raw format, 
1200
               encode packets and output them */
1201
            if (start_time == 0 || ist->pts >= start_time)
1202
                for(i=0;i<nb_ostreams;i++) {
1203
                    int frame_size;
1204
1205
                    ost = ost_table[i];
1206
                    if (ost->source_index == ist_index) {
1207
                        os = output_files[ost->file_index];
1208
1209
#if 0
1210
                        printf("%d: got pts=%0.3f %0.3f\n", i, 
1211
                               (double)pkt->pts / AV_TIME_BASE, 
1212
                               ((double)ist->pts / AV_TIME_BASE) - 
1213 986ebcdb Michael Niedermayer
                               ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
1214 a700a6ae Fabrice Bellard
#endif
1215
                        /* set the input output pts pairs */
1216 a6a92a9a Wolfram Gloger
                        ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index])/ AV_TIME_BASE;
1217 a700a6ae Fabrice Bellard
1218
                        if (ost->encoding_needed) {
1219
                            switch(ost->st->codec.codec_type) {
1220
                            case CODEC_TYPE_AUDIO:
1221
                                do_audio_out(os, ost, ist, data_buf, data_size);
1222
                                break;
1223
                            case CODEC_TYPE_VIDEO:
1224 986ebcdb Michael Niedermayer
                                    do_video_out(os, ost, ist, &picture, &frame_size);
1225 1008ceb3 Michael Niedermayer
                                    video_size += frame_size;
1226 a700a6ae Fabrice Bellard
                                    if (do_vstats && frame_size)
1227
                                        do_video_stats(os, ost, frame_size);
1228
                                break;
1229
                            default:
1230
                                av_abort();
1231
                            }
1232
                        } else {
1233 e928649b Michael Niedermayer
                            AVFrame avframe; //FIXME/XXX remove this
1234
                            AVPacket opkt;
1235
                            av_init_packet(&opkt);
1236
1237 a700a6ae Fabrice Bellard
                            /* no reencoding needed : output the packet directly */
1238
                            /* force the input stream PTS */
1239
                        
1240 9740beff Michael Niedermayer
                            avcodec_get_frame_defaults(&avframe);
1241 a700a6ae Fabrice Bellard
                            ost->st->codec.coded_frame= &avframe;
1242
                            avframe.key_frame = pkt->flags & PKT_FLAG_KEY; 
1243 bf17ff61 Michael Niedermayer
1244 c7baf14b Michael Niedermayer
                            if(ost->st->codec.codec_type == CODEC_TYPE_AUDIO)
1245
                                audio_size += data_size;
1246
                            else if (ost->st->codec.codec_type == CODEC_TYPE_VIDEO)
1247
                                video_size += data_size;
1248
1249 e928649b Michael Niedermayer
                            opkt.stream_index= ost->index;
1250
                            opkt.data= data_buf;
1251
                            opkt.size= data_size;
1252 6c55b27f Michael Niedermayer
                            if(pkt->pts != AV_NOPTS_VALUE)
1253
                                opkt.pts= pkt->pts + input_files_ts_offset[ist->file_index];
1254
                            else
1255
                                opkt.pts= AV_NOPTS_VALUE;
1256 a6a92a9a Wolfram Gloger
                            opkt.dts= pkt->dts + input_files_ts_offset[ist->file_index];
1257 e928649b Michael Niedermayer
                            opkt.flags= pkt->flags;
1258
                            
1259 3c895fc0 Michael Niedermayer
                            av_interleaved_write_frame(os, &opkt);
1260 a700a6ae Fabrice Bellard
                            ost->st->codec.frame_number++;
1261
                            ost->frame_number++;
1262
                        }
1263
                    }
1264
                }
1265
            av_free(buffer_to_free);
1266
        }
1267
 discard_packet:
1268 6f824977 Michael Niedermayer
    if (pkt == NULL) {
1269
        /* EOF handling */
1270
  
1271
        for(i=0;i<nb_ostreams;i++) {
1272
            ost = ost_table[i];
1273
            if (ost->source_index == ist_index) {
1274
                AVCodecContext *enc= &ost->st->codec;
1275
                os = output_files[ost->file_index];
1276
                
1277
                if(ost->st->codec.codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
1278
                    continue;
1279
                if(ost->st->codec.codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
1280
                    continue;
1281
1282
                if (ost->encoding_needed) {
1283
                    for(;;) {
1284
                        AVPacket pkt;
1285
                        av_init_packet(&pkt);
1286
                        pkt.stream_index= ost->index;
1287
 
1288
                        switch(ost->st->codec.codec_type) {
1289
                        case CODEC_TYPE_AUDIO:        
1290 27537106 Michael Niedermayer
                            ret = avcodec_encode_audio(enc, bit_buffer, VIDEO_BUFFER_SIZE, NULL);
1291 6f824977 Michael Niedermayer
                            audio_size += ret;
1292
                            pkt.flags |= PKT_FLAG_KEY;
1293
                            break;
1294
                        case CODEC_TYPE_VIDEO:
1295 27537106 Michael Niedermayer
                            ret = avcodec_encode_video(enc, bit_buffer, VIDEO_BUFFER_SIZE, NULL);
1296 6f824977 Michael Niedermayer
                            video_size += ret;
1297
                            if(enc->coded_frame && enc->coded_frame->key_frame)
1298
                                pkt.flags |= PKT_FLAG_KEY;
1299
                            if (ost->logfile && enc->stats_out) {
1300
                                fprintf(ost->logfile, "%s", enc->stats_out);
1301
                            }
1302
                            break;
1303
                        default:
1304
                            ret=-1;
1305
                        }
1306
                            
1307
                        if(ret<=0)
1308
                            break;
1309 27537106 Michael Niedermayer
                        pkt.data= bit_buffer;
1310 6f824977 Michael Niedermayer
                        pkt.size= ret;
1311
                        if(enc->coded_frame)
1312
                            pkt.pts= enc->coded_frame->pts;
1313
                        av_interleaved_write_frame(os, &pkt);
1314
                    }
1315
                }
1316
            }
1317
        }
1318
    }
1319
 
1320 a700a6ae Fabrice Bellard
    return 0;
1321
 fail_decode:
1322
    return -1;
1323
}
1324
1325
1326 85f07f22 Fabrice Bellard
/*
1327
 * The following code is the main loop of the file converter
1328
 */
1329
static int av_encode(AVFormatContext **output_files,
1330
                     int nb_output_files,
1331
                     AVFormatContext **input_files,
1332
                     int nb_input_files,
1333
                     AVStreamMap *stream_maps, int nb_stream_maps)
1334
{
1335 445f1b83 Roman Shaposhnik
    int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
1336 85f07f22 Fabrice Bellard
    AVFormatContext *is, *os;
1337
    AVCodecContext *codec, *icodec;
1338
    AVOutputStream *ost, **ost_table = NULL;
1339
    AVInputStream *ist, **ist_table = NULL;
1340 bdc4796f Fabrice Bellard
    AVInputFile *file_table;
1341 51bd4565 Philip Gladstone
    AVFormatContext *stream_no_data;
1342 cb09b2ed Philip Gladstone
    int key;
1343 bdc4796f Fabrice Bellard
1344 51bd4565 Philip Gladstone
    file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile));
1345 bdc4796f Fabrice Bellard
    if (!file_table)
1346
        goto fail;
1347 85f07f22 Fabrice Bellard
1348 27537106 Michael Niedermayer
    if (!bit_buffer)
1349
        bit_buffer = av_malloc(VIDEO_BUFFER_SIZE);
1350
    if (!bit_buffer)
1351
        goto fail;
1352
        
1353 85f07f22 Fabrice Bellard
    /* input stream init */
1354
    j = 0;
1355
    for(i=0;i<nb_input_files;i++) {
1356
        is = input_files[i];
1357
        file_table[i].ist_index = j;
1358 79fdaa4c Fabrice Bellard
        file_table[i].nb_streams = is->nb_streams;
1359 85f07f22 Fabrice Bellard
        j += is->nb_streams;
1360
    }
1361
    nb_istreams = j;
1362
1363
    ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1364
    if (!ist_table)
1365 bdc4796f Fabrice Bellard
        goto fail;
1366 85f07f22 Fabrice Bellard
    
1367
    for(i=0;i<nb_istreams;i++) {
1368
        ist = av_mallocz(sizeof(AVInputStream));
1369
        if (!ist)
1370
            goto fail;
1371
        ist_table[i] = ist;
1372
    }
1373
    j = 0;
1374
    for(i=0;i<nb_input_files;i++) {
1375
        is = input_files[i];
1376
        for(k=0;k<is->nb_streams;k++) {
1377
            ist = ist_table[j++];
1378
            ist->st = is->streams[k];
1379
            ist->file_index = i;
1380
            ist->index = k;
1381
            ist->discard = 1; /* the stream is discarded by default
1382
                                 (changed later) */
1383 bdfcbbed Max Krasnyansky
1384
            if (ist->st->codec.rate_emu) {
1385
                ist->start = av_gettime();
1386
                ist->frame = 0;
1387
            }
1388 85f07f22 Fabrice Bellard
        }
1389
    }
1390
1391
    /* output stream init */
1392
    nb_ostreams = 0;
1393
    for(i=0;i<nb_output_files;i++) {
1394
        os = output_files[i];
1395
        nb_ostreams += os->nb_streams;
1396
    }
1397
    if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1398
        fprintf(stderr, "Number of stream maps must match number of output streams\n");
1399
        exit(1);
1400
    }
1401
1402 bd073980 Brian Foley
    /* Sanity check the mapping args -- do the input files & streams exist? */
1403
    for(i=0;i<nb_stream_maps;i++) {
1404
        int fi = stream_maps[i].file_index;
1405
        int si = stream_maps[i].stream_index;
1406
        
1407
        if (fi < 0 || fi > nb_input_files - 1 ||
1408
            si < 0 || si > file_table[fi].nb_streams - 1) {
1409
            fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
1410
            exit(1);
1411
        }
1412
    }
1413
    
1414 85f07f22 Fabrice Bellard
    ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1415
    if (!ost_table)
1416
        goto fail;
1417
    for(i=0;i<nb_ostreams;i++) {
1418
        ost = av_mallocz(sizeof(AVOutputStream));
1419
        if (!ost)
1420
            goto fail;
1421
        ost_table[i] = ost;
1422
    }
1423
    
1424
    n = 0;
1425
    for(k=0;k<nb_output_files;k++) {
1426
        os = output_files[k];
1427
        for(i=0;i<os->nb_streams;i++) {
1428
            int found;
1429
            ost = ost_table[n++];
1430
            ost->file_index = k;
1431
            ost->index = i;
1432
            ost->st = os->streams[i];
1433
            if (nb_stream_maps > 0) {
1434
                ost->source_index = file_table[stream_maps[n-1].file_index].ist_index + 
1435
                    stream_maps[n-1].stream_index;
1436 bd073980 Brian Foley
                    
1437
                /* Sanity check that the stream types match */
1438
                if (ist_table[ost->source_index]->st->codec.codec_type != ost->st->codec.codec_type) {
1439
                    fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
1440
                        stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
1441
                        ost->file_index, ost->index);
1442
                    exit(1);
1443
                }
1444
                
1445 85f07f22 Fabrice Bellard
            } else {
1446
                /* get corresponding input stream index : we select the first one with the right type */
1447
                found = 0;
1448
                for(j=0;j<nb_istreams;j++) {
1449
                    ist = ist_table[j];
1450
                    if (ist->discard && 
1451
                        ist->st->codec.codec_type == ost->st->codec.codec_type) {
1452
                        ost->source_index = j;
1453
                        found = 1;
1454 c19e76ce Nathan Kurz
                        break;
1455 85f07f22 Fabrice Bellard
                    }
1456
                }
1457
                
1458
                if (!found) {
1459
                    /* try again and reuse existing stream */
1460
                    for(j=0;j<nb_istreams;j++) {
1461
                        ist = ist_table[j];
1462
                        if (ist->st->codec.codec_type == ost->st->codec.codec_type) {
1463
                            ost->source_index = j;
1464
                            found = 1;
1465
                        }
1466
                    }
1467
                    if (!found) {
1468
                        fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1469
                                ost->file_index, ost->index);
1470
                        exit(1);
1471
                    }
1472
                }
1473
            }
1474
            ist = ist_table[ost->source_index];
1475
            ist->discard = 0;
1476
        }
1477
    }
1478
1479
    /* for each output stream, we compute the right encoding parameters */
1480
    for(i=0;i<nb_ostreams;i++) {
1481
        ost = ost_table[i];
1482
        ist = ist_table[ost->source_index];
1483
1484
        codec = &ost->st->codec;
1485
        icodec = &ist->st->codec;
1486
1487 1629626f Fabrice Bellard
        if (ost->st->stream_copy) {
1488
            /* if stream_copy is selected, no need to decode or encode */
1489
            codec->codec_id = icodec->codec_id;
1490
            codec->codec_type = icodec->codec_type;
1491
            codec->codec_tag = icodec->codec_tag;
1492
            codec->bit_rate = icodec->bit_rate;
1493
            switch(codec->codec_type) {
1494
            case CODEC_TYPE_AUDIO:
1495
                codec->sample_rate = icodec->sample_rate;
1496
                codec->channels = icodec->channels;
1497 0a3b0447 Michael Niedermayer
                codec->frame_size = icodec->frame_size;
1498 1629626f Fabrice Bellard
                break;
1499
            case CODEC_TYPE_VIDEO:
1500
                codec->frame_rate = icodec->frame_rate;
1501 14bea432 Michael Niedermayer
                codec->frame_rate_base = icodec->frame_rate_base;
1502 1629626f Fabrice Bellard
                codec->width = icodec->width;
1503
                codec->height = icodec->height;
1504
                break;
1505
            default:
1506
                av_abort();
1507
            }
1508
        } else {
1509
            switch(codec->codec_type) {
1510
            case CODEC_TYPE_AUDIO:
1511 85f07f22 Fabrice Bellard
                if (fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE))
1512
                    goto fail;
1513 1629626f Fabrice Bellard
                
1514 85f07f22 Fabrice Bellard
                if (codec->channels == icodec->channels &&
1515
                    codec->sample_rate == icodec->sample_rate) {
1516
                    ost->audio_resample = 0;
1517
                } else {
1518 e0d2714a Juanjo
                    if (codec->channels != icodec->channels &&
1519 23c99253 Michael Niedermayer
                        (icodec->codec_id == CODEC_ID_AC3 ||
1520
                         icodec->codec_id == CODEC_ID_DTS)) {
1521
                        /* Special case for 5:1 AC3 and DTS input */
1522 e0d2714a Juanjo
                        /* and mono or stereo output      */
1523 6dc96cb0 Juanjo
                        /* Request specific number of channels */
1524
                        icodec->channels = codec->channels;
1525
                        if (codec->sample_rate == icodec->sample_rate)
1526
                            ost->audio_resample = 0;
1527
                        else {
1528
                            ost->audio_resample = 1;
1529
                        }
1530 e0d2714a Juanjo
                    } else {
1531
                        ost->audio_resample = 1; 
1532 986ebcdb Michael Niedermayer
                    }
1533
                }
1534 ff4905a5 Michael Niedermayer
                if(audio_sync_method>1)
1535 986ebcdb Michael Niedermayer
                    ost->audio_resample = 1;
1536
1537
                if(ost->audio_resample){
1538
                    ost->resample = audio_resample_init(codec->channels, icodec->channels,
1539
                                                    codec->sample_rate, icodec->sample_rate);
1540
                    if(!ost->resample){
1541
                        printf("Can't resample.  Aborting.\n");
1542
                        av_abort();
1543 e0d2714a Juanjo
                    }
1544 85f07f22 Fabrice Bellard
                }
1545
                ist->decoding_needed = 1;
1546
                ost->encoding_needed = 1;
1547 1629626f Fabrice Bellard
                break;
1548
            case CODEC_TYPE_VIDEO:
1549 85f07f22 Fabrice Bellard
                if (codec->width == icodec->width &&
1550 34b10a57 Dieter
                    codec->height == icodec->height &&
1551
                    frame_topBand == 0 &&
1552
                    frame_bottomBand == 0 &&
1553
                    frame_leftBand == 0 &&
1554 1ff93ffc Todd Kirby
                    frame_rightBand == 0 && 
1555
                    frame_padtop == 0 &&
1556
                    frame_padbottom == 0 &&
1557
                    frame_padleft == 0 &&
1558
                    frame_padright == 0)
1559 34b10a57 Dieter
                {
1560
                    ost->video_resample = 0;
1561
                    ost->video_crop = 0;
1562 1ff93ffc Todd Kirby
                    ost->video_pad = 0;
1563 34b10a57 Dieter
                } else if ((codec->width == icodec->width -
1564
                                (frame_leftBand + frame_rightBand)) &&
1565
                        (codec->height == icodec->height -
1566
                                (frame_topBand  + frame_bottomBand)))
1567
                {
1568 85f07f22 Fabrice Bellard
                    ost->video_resample = 0;
1569 34b10a57 Dieter
                    ost->video_crop = 1;
1570
                    ost->topBand = frame_topBand;
1571
                    ost->leftBand = frame_leftBand;
1572 1ff93ffc Todd Kirby
                } else if ((codec->width == icodec->width + 
1573
                                (frame_padleft + frame_padright)) &&
1574
                        (codec->height == icodec->height +
1575
                                (frame_padtop + frame_padbottom))) {
1576
                    ost->video_resample = 0;
1577
                    ost->video_crop = 0;
1578
                    ost->video_pad = 1;
1579
                    ost->padtop = frame_padtop;
1580
                    ost->padleft = frame_padleft;
1581
                    ost->padbottom = frame_padbottom;
1582
                    ost->padright = frame_padright;
1583 2de28abb Michael Niedermayer
                    avcodec_get_frame_defaults(&ost->pict_tmp);
1584 a4d36c11 Michael Niedermayer
                    if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
1585 1ff93ffc Todd Kirby
                                codec->width, codec->height ) )
1586
                        goto fail;
1587 85f07f22 Fabrice Bellard
                } else {
1588
                    ost->video_resample = 1;
1589 34b10a57 Dieter
                    ost->video_crop = 0; // cropping is handled as part of resample
1590 2de28abb Michael Niedermayer
                    avcodec_get_frame_defaults(&ost->pict_tmp);
1591 a4d36c11 Michael Niedermayer
                    if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
1592 2caa92d9 Michael Niedermayer
                                         codec->width, codec->height ) )
1593 85f07f22 Fabrice Bellard
                        goto fail;
1594
1595 ab6d194a Michael Niedermayer
                    ost->img_resample_ctx = img_resample_full_init( 
1596 85f07f22 Fabrice Bellard
                                      ost->st->codec.width, ost->st->codec.height,
1597 ab6d194a Michael Niedermayer
                                      ist->st->codec.width, ist->st->codec.height,
1598
                                      frame_topBand, frame_bottomBand,
1599 1ff93ffc Todd Kirby
                            frame_leftBand, frame_rightBand, 
1600
                            frame_padtop, frame_padbottom, 
1601
                            frame_padleft, frame_padright);
1602
                    
1603
                    ost->padtop = frame_padtop;
1604
                    ost->padleft = frame_padleft;
1605
                    ost->padbottom = frame_padbottom;
1606
                    ost->padright = frame_padright;
1607
                   
1608 85f07f22 Fabrice Bellard
                }
1609
                ost->encoding_needed = 1;
1610
                ist->decoding_needed = 1;
1611 1629626f Fabrice Bellard
                break;
1612
            default:
1613
                av_abort();
1614 85f07f22 Fabrice Bellard
            }
1615 1629626f Fabrice Bellard
            /* two pass mode */
1616
            if (ost->encoding_needed && 
1617
                (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1618
                char logfilename[1024];
1619
                FILE *f;
1620
                int size;
1621
                char *logbuffer;
1622
                
1623
                snprintf(logfilename, sizeof(logfilename), "%s-%d.log", 
1624
                         pass_logfilename ? 
1625
                         pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
1626
                if (codec->flags & CODEC_FLAG_PASS1) {
1627
                    f = fopen(logfilename, "w");
1628
                    if (!f) {
1629
                        perror(logfilename);
1630
                        exit(1);
1631
                    }
1632
                    ost->logfile = f;
1633
                } else {
1634
                    /* read the log file */
1635
                    f = fopen(logfilename, "r");
1636
                    if (!f) {
1637
                        perror(logfilename);
1638
                        exit(1);
1639
                    }
1640
                    fseek(f, 0, SEEK_END);
1641
                    size = ftell(f);
1642
                    fseek(f, 0, SEEK_SET);
1643
                    logbuffer = av_malloc(size + 1);
1644
                    if (!logbuffer) {
1645
                        fprintf(stderr, "Could not allocate log buffer\n");
1646
                        exit(1);
1647
                    }
1648 4776fa92 Gael Chardon
                    size = fread(logbuffer, 1, size, f);
1649 1629626f Fabrice Bellard
                    fclose(f);
1650
                    logbuffer[size] = '\0';
1651
                    codec->stats_in = logbuffer;
1652 5abdb4b1 Fabrice Bellard
                }
1653
            }
1654
        }
1655 85f07f22 Fabrice Bellard
    }
1656
1657 1629626f Fabrice Bellard
    /* dump the file output parameters - cannot be done before in case
1658
       of stream copy */
1659
    for(i=0;i<nb_output_files;i++) {
1660
        dump_format(output_files[i], i, output_files[i]->filename, 1);
1661
    }
1662
1663
    /* dump the stream mapping */
1664 d8019eb5 Allen Day
    if (verbose >= 0) {
1665
        fprintf(stderr, "Stream mapping:\n");
1666
        for(i=0;i<nb_ostreams;i++) {
1667
            ost = ost_table[i];
1668
            fprintf(stderr, "  Stream #%d.%d -> #%d.%d\n",
1669
                    ist_table[ost->source_index]->file_index,
1670
                    ist_table[ost->source_index]->index,
1671
                    ost->file_index, 
1672
                    ost->index);
1673
        }
1674 1629626f Fabrice Bellard
    }
1675
1676 85f07f22 Fabrice Bellard
    /* open each encoder */
1677
    for(i=0;i<nb_ostreams;i++) {
1678
        ost = ost_table[i];
1679
        if (ost->encoding_needed) {
1680
            AVCodec *codec;
1681
            codec = avcodec_find_encoder(ost->st->codec.codec_id);
1682
            if (!codec) {
1683
                fprintf(stderr, "Unsupported codec for output stream #%d.%d\n", 
1684
                        ost->file_index, ost->index);
1685
                exit(1);
1686
            }
1687
            if (avcodec_open(&ost->st->codec, codec) < 0) {
1688
                fprintf(stderr, "Error while opening codec for stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height\n", 
1689
                        ost->file_index, ost->index);
1690
                exit(1);
1691
            }
1692 1008ceb3 Michael Niedermayer
            extra_size += ost->st->codec.extradata_size;
1693 85f07f22 Fabrice Bellard
        }
1694
    }
1695
1696
    /* open each decoder */
1697
    for(i=0;i<nb_istreams;i++) {
1698
        ist = ist_table[i];
1699
        if (ist->decoding_needed) {
1700
            AVCodec *codec;
1701
            codec = avcodec_find_decoder(ist->st->codec.codec_id);
1702
            if (!codec) {
1703 10d104e4 Philip Gladstone
                fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n", 
1704
                        ist->st->codec.codec_id, ist->file_index, ist->index);
1705 85f07f22 Fabrice Bellard
                exit(1);
1706
            }
1707
            if (avcodec_open(&ist->st->codec, codec) < 0) {
1708
                fprintf(stderr, "Error while opening codec for input stream #%d.%d\n", 
1709
                        ist->file_index, ist->index);
1710
                exit(1);
1711
            }
1712 6dc96cb0 Juanjo
            //if (ist->st->codec.codec_type == CODEC_TYPE_VIDEO)
1713
            //    ist->st->codec.flags |= CODEC_FLAG_REPEAT_FIELD;
1714 85f07f22 Fabrice Bellard
        }
1715
    }
1716
1717
    /* init pts */
1718
    for(i=0;i<nb_istreams;i++) {
1719
        ist = ist_table[i];
1720 445f1b83 Roman Shaposhnik
        is = input_files[ist->file_index];
1721 e7d0374f Roman Shaposhnik
        ist->pts = 0;
1722 bd1b79a1 Michael Niedermayer
        ist->next_pts = ist->st->start_time;
1723
        if(ist->next_pts == AV_NOPTS_VALUE) 
1724
            ist->next_pts=0;
1725 ff4905a5 Michael Niedermayer
        ist->is_start = 1;
1726 85f07f22 Fabrice Bellard
    }
1727 bd1b79a1 Michael Niedermayer
1728 85f07f22 Fabrice Bellard
    /* compute buffer size max (should use a complete heuristic) */
1729
    for(i=0;i<nb_input_files;i++) {
1730
        file_table[i].buffer_size_max = 2048;
1731
    }
1732
1733 0a38bafd Patrice Bensoussan
    /* set meta data information from input file if required */
1734
    for (i=0;i<nb_meta_data_maps;i++) {
1735
        AVFormatContext *out_file;
1736
        AVFormatContext *in_file;
1737
1738
        int out_file_index = meta_data_maps[i].out_file;
1739
        int in_file_index = meta_data_maps[i].in_file;
1740
        if ( out_file_index < 0 || out_file_index >= nb_output_files ) {
1741
            fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index);
1742
            ret = -EINVAL;
1743
            goto fail;
1744
        }
1745
        if ( in_file_index < 0 || in_file_index >= nb_input_files ) {
1746
            fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index);
1747
            ret = -EINVAL;
1748
            goto fail;
1749
        }                
1750
                 
1751
        out_file = output_files[out_file_index];
1752
        in_file = input_files[in_file_index];
1753
1754
        strcpy(out_file->title, in_file->title);
1755
        strcpy(out_file->author, in_file->author);
1756
        strcpy(out_file->copyright, in_file->copyright);
1757
        strcpy(out_file->comment, in_file->comment);
1758
        strcpy(out_file->album, in_file->album);
1759
        out_file->year = in_file->year;
1760
        out_file->track = in_file->track;
1761
        strcpy(out_file->genre, in_file->genre);
1762
    }
1763
        
1764 85f07f22 Fabrice Bellard
    /* open files and write file headers */
1765
    for(i=0;i<nb_output_files;i++) {
1766
        os = output_files[i];
1767 79fdaa4c Fabrice Bellard
        if (av_write_header(os) < 0) {
1768 65bf3c53 Michael Niedermayer
            fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
1769 a38469e1 Fabrice Bellard
            ret = -EINVAL;
1770
            goto fail;
1771
        }
1772 85f07f22 Fabrice Bellard
    }
1773
1774 a38469e1 Fabrice Bellard
#ifndef CONFIG_WIN32
1775 d8019eb5 Allen Day
    if ( !using_stdin && verbose >= 0) {
1776 d9a916e2 Charles Yates
        fprintf(stderr, "Press [q] to stop encoding\n");
1777 b51469a0 Leon van Stuivenberg
        url_set_interrupt_cb(decode_interrupt_cb);
1778
    }
1779 a38469e1 Fabrice Bellard
#endif
1780
    term_init();
1781
1782 51bd4565 Philip Gladstone
    stream_no_data = 0;
1783 cb09b2ed Philip Gladstone
    key = -1;
1784 51bd4565 Philip Gladstone
1785 d9a916e2 Charles Yates
    for(; received_sigterm == 0;) {
1786 85f07f22 Fabrice Bellard
        int file_index, ist_index;
1787
        AVPacket pkt;
1788 a9aeda81 Patrice Bensoussan
        double ipts_min;
1789
        double opts_min;
1790 23ffe323 Michael Niedermayer
1791 85f07f22 Fabrice Bellard
    redo:
1792 a9aeda81 Patrice Bensoussan
        ipts_min= 1e100;
1793
        opts_min= 1e100;
1794 a38469e1 Fabrice Bellard
        /* if 'q' pressed, exits */
1795 d9a916e2 Charles Yates
        if (!using_stdin) {
1796 b51469a0 Leon van Stuivenberg
            if (q_pressed)
1797
                break;
1798 cb09b2ed Philip Gladstone
            /* read_key() returns 0 on EOF */
1799
            key = read_key();
1800
            if (key == 'q')
1801
                break;
1802
        }
1803 a38469e1 Fabrice Bellard
1804 ec5517d5 Fabrice Bellard
        /* select the stream that we must read now by looking at the
1805
           smallest output pts */
1806 85f07f22 Fabrice Bellard
        file_index = -1;
1807 ec5517d5 Fabrice Bellard
        for(i=0;i<nb_ostreams;i++) {
1808 23ffe323 Michael Niedermayer
            double ipts, opts;
1809 ec5517d5 Fabrice Bellard
            ost = ost_table[i];
1810
            os = output_files[ost->file_index];
1811
            ist = ist_table[ost->source_index];
1812 23ffe323 Michael Niedermayer
            if(ost->st->codec.codec_type == CODEC_TYPE_VIDEO)
1813
                opts = (double)ost->sync_opts * ost->st->codec.frame_rate_base / ost->st->codec.frame_rate;
1814
            else
1815
                opts = (double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den;
1816
            ipts = (double)ist->pts;
1817
            if (!file_table[ist->file_index].eof_reached){
1818
                if(ipts < ipts_min) {
1819
                    ipts_min = ipts;
1820
                    if(input_sync ) file_index = ist->file_index;
1821
                }
1822
                if(opts < opts_min) {
1823
                    opts_min = opts;
1824
                    if(!input_sync) file_index = ist->file_index;
1825
                }
1826 85f07f22 Fabrice Bellard
            }
1827
        }
1828
        /* if none, if is finished */
1829 51bd4565 Philip Gladstone
        if (file_index < 0) {
1830 85f07f22 Fabrice Bellard
            break;
1831 ec5517d5 Fabrice Bellard
        }
1832
1833 85f07f22 Fabrice Bellard
        /* finish if recording time exhausted */
1834 23ffe323 Michael Niedermayer
        if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
1835 85f07f22 Fabrice Bellard
            break;
1836 ec5517d5 Fabrice Bellard
1837 254abc2e Fabrice Bellard
        /* read a frame from it and output it in the fifo */
1838 85f07f22 Fabrice Bellard
        is = input_files[file_index];
1839 254abc2e Fabrice Bellard
        if (av_read_frame(is, &pkt) < 0) {
1840 85f07f22 Fabrice Bellard
            file_table[file_index].eof_reached = 1;
1841
            continue;
1842
        }
1843 303e50e6 Michael Niedermayer
1844 51bd4565 Philip Gladstone
        if (!pkt.size) {
1845
            stream_no_data = is;
1846
        } else {
1847
            stream_no_data = 0;
1848
        }
1849 254abc2e Fabrice Bellard
        if (do_pkt_dump) {
1850
            av_pkt_dump(stdout, &pkt, do_hex_dump);
1851 817b23ff Fabrice Bellard
        }
1852 79fdaa4c Fabrice Bellard
        /* the following test is needed in case new streams appear
1853
           dynamically in stream : we ignore them */
1854
        if (pkt.stream_index >= file_table[file_index].nb_streams)
1855 bf5af568 Fabrice Bellard
            goto discard_packet;
1856 85f07f22 Fabrice Bellard
        ist_index = file_table[file_index].ist_index + pkt.stream_index;
1857
        ist = ist_table[ist_index];
1858 bf5af568 Fabrice Bellard
        if (ist->discard)
1859
            goto discard_packet;
1860 85f07f22 Fabrice Bellard
1861 72bd8100 Michael Niedermayer
//        fprintf(stderr, "next:%lld dts:%lld off:%lld %d\n", ist->next_pts, pkt.dts, input_files_ts_offset[ist->file_index], ist->st->codec.codec_type);
1862
        if (pkt.dts != AV_NOPTS_VALUE) {
1863
            int64_t delta= pkt.dts - ist->next_pts;
1864
            if(ABS(delta) > 10LL*AV_TIME_BASE && !copy_ts){
1865
                input_files_ts_offset[ist->file_index]-= delta;
1866
                if (verbose > 2)
1867
                    fprintf(stderr, "timestamp discontinuity %lld, new offset= %lld\n", delta, input_files_ts_offset[ist->file_index]);
1868
                for(i=0; i<file_table[file_index].nb_streams; i++){
1869
                    int index= file_table[file_index].ist_index + i;
1870
                    ist_table[index]->next_pts += delta;
1871 ff4905a5 Michael Niedermayer
                    ist_table[index]->is_start=1;
1872 72bd8100 Michael Niedermayer
                }
1873
            }
1874
        }
1875
1876 8831db5c Michael Niedermayer
        //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
1877 a700a6ae Fabrice Bellard
        if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
1878 d8019eb5 Allen Day
1879
            if (verbose >= 0)
1880
                fprintf(stderr, "Error while decoding stream #%d.%d\n",
1881
                        ist->file_index, ist->index);
1882
1883 a700a6ae Fabrice Bellard
            av_free_packet(&pkt);
1884
            goto redo;
1885 fe08925f Michael Niedermayer
        }
1886 a700a6ae Fabrice Bellard
        
1887 bf5af568 Fabrice Bellard
    discard_packet:
1888 85f07f22 Fabrice Bellard
        av_free_packet(&pkt);
1889
        
1890 ec5517d5 Fabrice Bellard
        /* dump report by using the output first video and audio streams */
1891
        print_report(output_files, ost_table, nb_ostreams, 0);
1892 85f07f22 Fabrice Bellard
    }
1893 a700a6ae Fabrice Bellard
1894
    /* at the end of stream, we must flush the decoder buffers */
1895
    for(i=0;i<nb_istreams;i++) {
1896
        ist = ist_table[i];
1897
        if (ist->decoding_needed) {
1898
            output_packet(ist, i, ost_table, nb_ostreams, NULL);
1899
        }
1900
    }
1901
1902 a38469e1 Fabrice Bellard
    term_exit();
1903 85f07f22 Fabrice Bellard
1904 c4e37247 Michael Niedermayer
    /* write the trailer if needed and close file */
1905
    for(i=0;i<nb_output_files;i++) {
1906
        os = output_files[i];
1907
        av_write_trailer(os);
1908
    }
1909
1910 37f5cd5a Michael Niedermayer
    /* dump report by using the first video and audio streams */
1911
    print_report(output_files, ost_table, nb_ostreams, 1);
1912
1913 85f07f22 Fabrice Bellard
    /* close each encoder */
1914
    for(i=0;i<nb_ostreams;i++) {
1915
        ost = ost_table[i];
1916
        if (ost->encoding_needed) {
1917 5abdb4b1 Fabrice Bellard
            av_freep(&ost->st->codec.stats_in);
1918 85f07f22 Fabrice Bellard
            avcodec_close(&ost->st->codec);
1919
        }
1920
    }
1921
    
1922
    /* close each decoder */
1923
    for(i=0;i<nb_istreams;i++) {
1924
        ist = ist_table[i];
1925
        if (ist->decoding_needed) {
1926
            avcodec_close(&ist->st->codec);
1927
        }
1928
    }
1929
1930
    /* finished ! */
1931
    
1932
    ret = 0;
1933
 fail1:
1934 0f1578af Fabrice Bellard
    av_free(file_table);
1935 bdc4796f Fabrice Bellard
1936 85f07f22 Fabrice Bellard
    if (ist_table) {
1937
        for(i=0;i<nb_istreams;i++) {
1938
            ist = ist_table[i];
1939 0f1578af Fabrice Bellard
            av_free(ist);
1940 85f07f22 Fabrice Bellard
        }
1941 0f1578af Fabrice Bellard
        av_free(ist_table);
1942 85f07f22 Fabrice Bellard
    }
1943
    if (ost_table) {
1944
        for(i=0;i<nb_ostreams;i++) {
1945
            ost = ost_table[i];
1946
            if (ost) {
1947 5abdb4b1 Fabrice Bellard
                if (ost->logfile) {
1948
                    fclose(ost->logfile);
1949
                    ost->logfile = NULL;
1950
                }
1951 bf5af568 Fabrice Bellard
                fifo_free(&ost->fifo); /* works even if fifo is not
1952
                                          initialized but set to zero */
1953 0f1578af Fabrice Bellard
                av_free(ost->pict_tmp.data[0]);
1954 85f07f22 Fabrice Bellard
                if (ost->video_resample)
1955
                    img_resample_close(ost->img_resample_ctx);
1956
                if (ost->audio_resample)
1957
                    audio_resample_close(ost->resample);
1958 0f1578af Fabrice Bellard
                av_free(ost);
1959 85f07f22 Fabrice Bellard
            }
1960
        }
1961 0f1578af Fabrice Bellard
        av_free(ost_table);
1962 85f07f22 Fabrice Bellard
    }
1963
    return ret;
1964
 fail:
1965
    ret = -ENOMEM;
1966
    goto fail1;
1967
}
1968
1969
#if 0
1970
int file_read(const char *filename)
1971
{
1972
    URLContext *h;
1973
    unsigned char buffer[1024];
1974
    int len, i;
1975

1976
    if (url_open(&h, filename, O_RDONLY) < 0) {
1977
        printf("could not open '%s'\n", filename);
1978
        return -1;
1979
    }
1980
    for(;;) {
1981
        len = url_read(h, buffer, sizeof(buffer));
1982
        if (len <= 0)
1983
            break;
1984
        for(i=0;i<len;i++) putchar(buffer[i]);
1985
    }
1986
    url_close(h);
1987
    return 0;
1988
}
1989
#endif
1990
1991 b29f97d1 Zdenek Kabelac
static void opt_image_format(const char *arg)
1992 817b23ff Fabrice Bellard
{
1993
    AVImageFormat *f;
1994
    
1995
    for(f = first_image_format; f != NULL; f = f->next) {
1996
        if (!strcmp(arg, f->name))
1997
            break;
1998
    }
1999
    if (!f) {
2000
        fprintf(stderr, "Unknown image format: '%s'\n", arg);
2001
        exit(1);
2002
    }
2003
    image_format = f;
2004
}
2005
2006 b29f97d1 Zdenek Kabelac
static void opt_format(const char *arg)
2007 85f07f22 Fabrice Bellard
{
2008 817b23ff Fabrice Bellard
    /* compatibility stuff for pgmyuv */
2009
    if (!strcmp(arg, "pgmyuv")) {
2010
        opt_image_format(arg);
2011
        arg = "image";
2012
    }
2013
2014 79fdaa4c Fabrice Bellard
    file_iformat = av_find_input_format(arg);
2015
    file_oformat = guess_format(arg, NULL, NULL);
2016
    if (!file_iformat && !file_oformat) {
2017
        fprintf(stderr, "Unknown input or output format: %s\n", arg);
2018 85f07f22 Fabrice Bellard
        exit(1);
2019
    }
2020
}
2021
2022 b29f97d1 Zdenek Kabelac
static void opt_video_bitrate(const char *arg)
2023 85f07f22 Fabrice Bellard
{
2024
    video_bit_rate = atoi(arg) * 1000;
2025
}
2026
2027 b29f97d1 Zdenek Kabelac
static void opt_video_bitrate_tolerance(const char *arg)
2028 9cdd6a24 Michael Niedermayer
{
2029
    video_bit_rate_tolerance = atoi(arg) * 1000;
2030
}
2031
2032 b29f97d1 Zdenek Kabelac
static void opt_video_bitrate_max(const char *arg)
2033 3aa102be Michael Niedermayer
{
2034
    video_rc_max_rate = atoi(arg) * 1000;
2035
}
2036
2037 b29f97d1 Zdenek Kabelac
static void opt_video_bitrate_min(const char *arg)
2038 3aa102be Michael Niedermayer
{
2039
    video_rc_min_rate = atoi(arg) * 1000;
2040
}
2041
2042 b29f97d1 Zdenek Kabelac
static void opt_video_buffer_size(const char *arg)
2043 946c8a12 Michael Niedermayer
{
2044 622348f9 Michael Niedermayer
    video_rc_buffer_size = atoi(arg) * 8*1024;
2045 946c8a12 Michael Niedermayer
}
2046
2047 b29f97d1 Zdenek Kabelac
static void opt_video_rc_eq(char *arg)
2048 3aa102be Michael Niedermayer
{
2049
    video_rc_eq = arg;
2050
}
2051
2052 b29f97d1 Zdenek Kabelac
static void opt_video_rc_override_string(char *arg)
2053 ac2830ec Michael Niedermayer
{
2054
    video_rc_override_string = arg;
2055
}
2056
2057 3aa102be Michael Niedermayer
2058 b29f97d1 Zdenek Kabelac
static void opt_workaround_bugs(const char *arg)
2059 fe670d09 Michael Niedermayer
{
2060
    workaround_bugs = atoi(arg);
2061
}
2062
2063 b29f97d1 Zdenek Kabelac
static void opt_dct_algo(const char *arg)
2064 463678ac Michael Niedermayer
{
2065
    dct_algo = atoi(arg);
2066
}
2067
2068 b29f97d1 Zdenek Kabelac
static void opt_idct_algo(const char *arg)
2069 2ad1516a Michael Niedermayer
{
2070
    idct_algo = atoi(arg);
2071
}
2072
2073 f4f3223f Michael Niedermayer
static void opt_me_threshold(const char *arg)
2074
{
2075
    me_threshold = atoi(arg);
2076
}
2077
2078 f20f8a8b Michael Niedermayer
static void opt_mb_threshold(const char *arg)
2079
{
2080
    mb_threshold = atoi(arg);
2081
}
2082 2ad1516a Michael Niedermayer
2083 b29f97d1 Zdenek Kabelac
static void opt_error_resilience(const char *arg)
2084 8409b8fe Michael Niedermayer
{
2085
    error_resilience = atoi(arg);
2086
}
2087
2088 b29f97d1 Zdenek Kabelac
static void opt_error_concealment(const char *arg)
2089 4d2858de Michael Niedermayer
{
2090
    error_concealment = atoi(arg);
2091
}
2092
2093 b29f97d1 Zdenek Kabelac
static void opt_debug(const char *arg)
2094 59b571c1 Michael Niedermayer
{
2095
    debug = atoi(arg);
2096
}
2097 4d2858de Michael Niedermayer
2098 0c9bbaec Wolfgang Hesseler
static void opt_vismv(const char *arg)
2099
{
2100
    debug_mv = atoi(arg);
2101
}
2102
    
2103 f068206e Bill Eldridge
static void opt_verbose(const char *arg)
2104
{
2105
    verbose = atoi(arg);
2106 d8019eb5 Allen Day
    av_log_set_level(atoi(arg));
2107 f068206e Bill Eldridge
}
2108
2109 b29f97d1 Zdenek Kabelac
static void opt_frame_rate(const char *arg)
2110 85f07f22 Fabrice Bellard
{
2111 445f1b83 Roman Shaposhnik
    if (parse_frame_rate(&frame_rate, &frame_rate_base, arg) < 0) {
2112
        fprintf(stderr, "Incorrect frame rate\n");
2113
        exit(1);
2114
    }
2115 85f07f22 Fabrice Bellard
}
2116
2117 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_top(const char *arg)
2118 ab6d194a Michael Niedermayer
{
2119
    frame_topBand = atoi(arg); 
2120
    if (frame_topBand < 0) {
2121
        fprintf(stderr, "Incorrect top crop size\n");
2122
        exit(1);
2123
    }
2124
    if ((frame_topBand % 2) != 0) {
2125
        fprintf(stderr, "Top crop size must be a multiple of 2\n");
2126
        exit(1);
2127
    }
2128
    if ((frame_topBand) >= frame_height){
2129
            fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2130
        exit(1);
2131
    }
2132
    frame_height -= frame_topBand;
2133
}
2134
2135 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_bottom(const char *arg)
2136 ab6d194a Michael Niedermayer
{
2137
    frame_bottomBand = atoi(arg);
2138
    if (frame_bottomBand < 0) {
2139
        fprintf(stderr, "Incorrect bottom crop size\n");
2140
        exit(1);
2141
    }
2142
    if ((frame_bottomBand % 2) != 0) {
2143
        fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
2144
        exit(1);        
2145
    }
2146
    if ((frame_bottomBand) >= frame_height){
2147
            fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2148
        exit(1);
2149
    }
2150
    frame_height -= frame_bottomBand;
2151
}
2152
2153 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_left(const char *arg)
2154 ab6d194a Michael Niedermayer
{
2155
    frame_leftBand = atoi(arg);
2156
    if (frame_leftBand < 0) {
2157
        fprintf(stderr, "Incorrect left crop size\n");
2158
        exit(1);
2159
    }
2160
    if ((frame_leftBand % 2) != 0) {
2161
        fprintf(stderr, "Left crop size must be a multiple of 2\n");
2162
        exit(1);
2163
    }
2164
    if ((frame_leftBand) >= frame_width){
2165
            fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2166
        exit(1);
2167
    }
2168
    frame_width -= frame_leftBand;
2169
}
2170
2171 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_right(const char *arg)
2172 ab6d194a Michael Niedermayer
{
2173
    frame_rightBand = atoi(arg);
2174
    if (frame_rightBand < 0) {
2175
        fprintf(stderr, "Incorrect right crop size\n");
2176
        exit(1);
2177
    }
2178
    if ((frame_rightBand % 2) != 0) {
2179
        fprintf(stderr, "Right crop size must be a multiple of 2\n");
2180
        exit(1);        
2181
    }
2182
    if ((frame_rightBand) >= frame_width){
2183
            fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2184
        exit(1);
2185
    }
2186
    frame_width -= frame_rightBand;
2187
}
2188
2189 b29f97d1 Zdenek Kabelac
static void opt_frame_size(const char *arg)
2190 85f07f22 Fabrice Bellard
{
2191 445f1b83 Roman Shaposhnik
    if (parse_image_size(&frame_width, &frame_height, arg) < 0) {
2192 85f07f22 Fabrice Bellard
        fprintf(stderr, "Incorrect frame size\n");
2193
        exit(1);
2194
    }
2195
    if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2196
        fprintf(stderr, "Frame size must be a multiple of 2\n");
2197
        exit(1);
2198
    }
2199
}
2200
2201 1ff93ffc Todd Kirby
2202
#define SCALEBITS 10
2203
#define ONE_HALF  (1 << (SCALEBITS - 1))
2204
#define FIX(x)          ((int) ((x) * (1<<SCALEBITS) + 0.5))
2205
2206
#define RGB_TO_Y(r, g, b) \
2207
((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \
2208
  FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS)
2209
2210
#define RGB_TO_U(r1, g1, b1, shift)\
2211
(((- FIX(0.16874) * r1 - FIX(0.33126) * g1 +         \
2212
     FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2213
2214
#define RGB_TO_V(r1, g1, b1, shift)\
2215
(((FIX(0.50000) * r1 - FIX(0.41869) * g1 -           \
2216
   FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2217
2218
static void opt_pad_color(const char *arg) {
2219
    /* Input is expected to be six hex digits similar to
2220
       how colors are expressed in html tags (but without the #) */
2221
    int rgb = strtol(arg, NULL, 16);
2222
    int r,g,b;
2223
    
2224
    r = (rgb >> 16); 
2225
    g = ((rgb >> 8) & 255);
2226
    b = (rgb & 255);
2227
2228
    padcolor[0] = RGB_TO_Y(r,g,b);
2229
    padcolor[1] = RGB_TO_U(r,g,b,0);
2230
    padcolor[2] = RGB_TO_V(r,g,b,0);
2231
}
2232
2233
static void opt_frame_pad_top(const char *arg)
2234
{
2235
    frame_padtop = atoi(arg); 
2236
    if (frame_padtop < 0) {
2237
        fprintf(stderr, "Incorrect top pad size\n");
2238
        exit(1);
2239
    }
2240
    if ((frame_padtop % 2) != 0) {
2241
        fprintf(stderr, "Top pad size must be a multiple of 2\n");
2242
        exit(1);
2243
    }
2244
}
2245
2246
static void opt_frame_pad_bottom(const char *arg)
2247
{
2248
    frame_padbottom = atoi(arg); 
2249
    if (frame_padbottom < 0) {
2250
        fprintf(stderr, "Incorrect bottom pad size\n");
2251
        exit(1);
2252
    }
2253
    if ((frame_padbottom % 2) != 0) {
2254
        fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
2255
        exit(1);
2256
    }
2257
}
2258
2259
2260
static void opt_frame_pad_left(const char *arg)
2261
{
2262
    frame_padleft = atoi(arg); 
2263
    if (frame_padleft < 0) {
2264
        fprintf(stderr, "Incorrect left pad size\n");
2265
        exit(1);
2266
    }
2267
    if ((frame_padleft % 2) != 0) {
2268
        fprintf(stderr, "Left pad size must be a multiple of 2\n");
2269
        exit(1);
2270
    }
2271
}
2272
2273
2274
static void opt_frame_pad_right(const char *arg)
2275
{
2276
    frame_padright = atoi(arg); 
2277
    if (frame_padright < 0) {
2278
        fprintf(stderr, "Incorrect right pad size\n");
2279
        exit(1);
2280
    }
2281
    if ((frame_padright % 2) != 0) {
2282
        fprintf(stderr, "Right pad size must be a multiple of 2\n");
2283
        exit(1);
2284
    }
2285
}
2286
2287
2288 63167088 Roman Shaposhnik
static void opt_frame_pix_fmt(const char *arg)
2289
{
2290
    frame_pix_fmt = avcodec_get_pix_fmt(arg);
2291
}
2292
2293 5fe03e38 Roman Shaposhnik
static void opt_frame_aspect_ratio(const char *arg)
2294
{
2295
    int x = 0, y = 0;
2296
    double ar = 0;
2297
    const char *p;
2298
    
2299
    p = strchr(arg, ':');
2300
    if (p) {
2301
        x = strtol(arg, (char **)&arg, 10);
2302
        if (arg == p)
2303
            y = strtol(arg+1, (char **)&arg, 10);
2304
        if (x > 0 && y > 0)
2305
            ar = (double)x / (double)y;
2306
    } else
2307
        ar = strtod(arg, (char **)&arg);
2308
2309
    if (!ar) {
2310
        fprintf(stderr, "Incorrect aspect ratio specification.\n");
2311
        exit(1);
2312
    }
2313
    frame_aspect_ratio = ar;
2314
}
2315
2316 b29f97d1 Zdenek Kabelac
static void opt_gop_size(const char *arg)
2317 85f07f22 Fabrice Bellard
{
2318
    gop_size = atoi(arg);
2319
}
2320
2321 b29f97d1 Zdenek Kabelac
static void opt_b_frames(const char *arg)
2322 bc6caae2 Juanjo
{
2323
    b_frames = atoi(arg);
2324
    if (b_frames > FF_MAX_B_FRAMES) {
2325
        fprintf(stderr, "\nCannot have more than %d B frames, increase FF_MAX_B_FRAMES.\n", FF_MAX_B_FRAMES);
2326
        exit(1);
2327
    } else if (b_frames < 1) {
2328
        fprintf(stderr, "\nNumber of B frames must be higher than 0\n");
2329
        exit(1);
2330
    }
2331
}
2332
2333 7d1c3fc1 Michael Niedermayer
static void opt_mb_decision(const char *arg)
2334
{
2335
    mb_decision = atoi(arg);
2336
}
2337
2338 5d43635e Michael Niedermayer
static void opt_mb_cmp(const char *arg)
2339
{
2340
    mb_cmp = atoi(arg);
2341
}
2342
2343 622348f9 Michael Niedermayer
static void opt_ildct_cmp(const char *arg)
2344
{
2345
    ildct_cmp = atoi(arg);
2346
}
2347
2348 5d43635e Michael Niedermayer
static void opt_sub_cmp(const char *arg)
2349
{
2350
    sub_cmp = atoi(arg);
2351
}
2352
2353
static void opt_cmp(const char *arg)
2354
{
2355
    cmp = atoi(arg);
2356
}
2357
2358 9c3d33d6 Michael Niedermayer
static void opt_pre_cmp(const char *arg)
2359
{
2360
    pre_cmp = atoi(arg);
2361
}
2362
2363
static void opt_pre_me(const char *arg)
2364
{
2365
    pre_me = atoi(arg);
2366
}
2367
2368
static void opt_lumi_mask(const char *arg)
2369
{
2370
    lumi_mask = atof(arg);
2371
}
2372
2373
static void opt_dark_mask(const char *arg)
2374
{
2375
    dark_mask = atof(arg);
2376
}
2377
2378
static void opt_scplx_mask(const char *arg)
2379
{
2380
    scplx_mask = atof(arg);
2381
}
2382
2383
static void opt_tcplx_mask(const char *arg)
2384
{
2385
    tcplx_mask = atof(arg);
2386
}
2387
2388
static void opt_p_mask(const char *arg)
2389
{
2390
    p_mask = atof(arg);
2391
}
2392
2393 b29f97d1 Zdenek Kabelac
static void opt_qscale(const char *arg)
2394 85f07f22 Fabrice Bellard
{
2395 158c7f05 Michael Niedermayer
    video_qscale = atof(arg);
2396
    if (video_qscale < 0.01 ||
2397
        video_qscale > 255) {
2398
        fprintf(stderr, "qscale must be >= 0.01 and <= 255\n");
2399 85f07f22 Fabrice Bellard
        exit(1);
2400
    }
2401
}
2402
2403 4ea4b274 Michael Niedermayer
static void opt_lmax(const char *arg)
2404
{
2405
    video_lmax = atof(arg)*FF_QP2LAMBDA;
2406
}
2407
2408
static void opt_lmin(const char *arg)
2409
{
2410
    video_lmin = atof(arg)*FF_QP2LAMBDA;
2411
}
2412
2413 b29f97d1 Zdenek Kabelac
static void opt_qmin(const char *arg)
2414 9cdd6a24 Michael Niedermayer
{
2415
    video_qmin = atoi(arg);
2416
    if (video_qmin < 0 ||
2417
        video_qmin > 31) {
2418
        fprintf(stderr, "qmin must be >= 1 and <= 31\n");
2419
        exit(1);
2420
    }
2421
}
2422
2423 b29f97d1 Zdenek Kabelac
static void opt_qmax(const char *arg)
2424 9cdd6a24 Michael Niedermayer
{
2425
    video_qmax = atoi(arg);
2426
    if (video_qmax < 0 ||
2427
        video_qmax > 31) {
2428
        fprintf(stderr, "qmax must be >= 1 and <= 31\n");
2429
        exit(1);
2430
    }
2431
}
2432
2433 b29f97d1 Zdenek Kabelac
static void opt_mb_qmin(const char *arg)
2434 17a70fde Michael Niedermayer
{
2435
    video_mb_qmin = atoi(arg);
2436
    if (video_mb_qmin < 0 ||
2437
        video_mb_qmin > 31) {
2438
        fprintf(stderr, "qmin must be >= 1 and <= 31\n");
2439
        exit(1);
2440
    }
2441
}
2442
2443 b29f97d1 Zdenek Kabelac
static void opt_mb_qmax(const char *arg)
2444 17a70fde Michael Niedermayer
{
2445
    video_mb_qmax = atoi(arg);
2446
    if (video_mb_qmax < 0 ||
2447
        video_mb_qmax > 31) {
2448
        fprintf(stderr, "qmax must be >= 1 and <= 31\n");
2449
        exit(1);
2450
    }
2451
}
2452
2453 b29f97d1 Zdenek Kabelac
static void opt_qdiff(const char *arg)
2454 9cdd6a24 Michael Niedermayer
{
2455
    video_qdiff = atoi(arg);
2456
    if (video_qdiff < 0 ||
2457
        video_qdiff > 31) {
2458
        fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
2459
        exit(1);
2460
    }
2461
}
2462
2463 b29f97d1 Zdenek Kabelac
static void opt_qblur(const char *arg)
2464 9cdd6a24 Michael Niedermayer
{
2465
    video_qblur = atof(arg);
2466
}
2467
2468 b29f97d1 Zdenek Kabelac
static void opt_qcomp(const char *arg)
2469 9cdd6a24 Michael Niedermayer
{
2470
    video_qcomp = atof(arg);
2471
}
2472 85f07f22 Fabrice Bellard
2473 b29f97d1 Zdenek Kabelac
static void opt_rc_initial_cplx(const char *arg)
2474 ac2830ec Michael Niedermayer
{
2475
    video_rc_initial_cplx = atof(arg);
2476
}
2477 b29f97d1 Zdenek Kabelac
static void opt_b_qfactor(const char *arg)
2478 29700fa6 Michael Niedermayer
{
2479
    video_b_qfactor = atof(arg);
2480
}
2481 b29f97d1 Zdenek Kabelac
static void opt_i_qfactor(const char *arg)
2482 29700fa6 Michael Niedermayer
{
2483
    video_i_qfactor = atof(arg);
2484
}
2485 b29f97d1 Zdenek Kabelac
static void opt_b_qoffset(const char *arg)
2486 29700fa6 Michael Niedermayer
{
2487
    video_b_qoffset = atof(arg);
2488
}
2489 b29f97d1 Zdenek Kabelac
static void opt_i_qoffset(const char *arg)
2490 29700fa6 Michael Niedermayer
{
2491
    video_i_qoffset = atof(arg);
2492
}
2493
2494 303e50e6 Michael Niedermayer
static void opt_ibias(const char *arg)
2495
{
2496
    video_intra_quant_bias = atoi(arg);
2497
}
2498
static void opt_pbias(const char *arg)
2499
{
2500
    video_inter_quant_bias = atoi(arg);
2501
}
2502
2503 b29f97d1 Zdenek Kabelac
static void opt_packet_size(const char *arg)
2504 1dbb6d90 Michael Niedermayer
{
2505
    packet_size= atoi(arg);
2506
}
2507
2508 7ebfc0ea Michael Niedermayer
static void opt_error_rate(const char *arg)
2509
{
2510
    error_rate= atoi(arg);
2511
}
2512
2513 b29f97d1 Zdenek Kabelac
static void opt_strict(const char *arg)
2514 f560dd82 Michael Niedermayer
{
2515
    strict= atoi(arg);
2516
}
2517
2518 bb198e19 Michael Niedermayer
static void opt_top_field_first(const char *arg)
2519
{
2520
    top_field_first= atoi(arg);
2521
}
2522
2523
static void opt_noise_reduction(const char *arg)
2524
{
2525
    noise_reduction= atoi(arg);
2526
}
2527
2528 77ea0d4b Michael Niedermayer
static void opt_qns(const char *arg)
2529
{
2530
    qns= atoi(arg);
2531
}
2532
2533 303e50e6 Michael Niedermayer
static void opt_sc_threshold(const char *arg)
2534
{
2535
    sc_threshold= atoi(arg);
2536
}
2537
2538 2f0472ff Timofei V. Bondarenko
static void opt_me_range(const char *arg)
2539
{
2540
    me_range = atoi(arg);
2541
}
2542
2543 9c3d33d6 Michael Niedermayer
static void opt_thread_count(const char *arg)
2544
{
2545
    thread_count= atoi(arg);
2546 16806499 Michael Niedermayer
#if !defined(HAVE_PTHREADS) && !defined(HAVE_W32THREADS)
2547 d8019eb5 Allen Day
    if (verbose >= 0)
2548
        fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
2549 842b556a Michael Niedermayer
#endif
2550 9c3d33d6 Michael Niedermayer
}
2551
2552 b29f97d1 Zdenek Kabelac
static void opt_audio_bitrate(const char *arg)
2553 85f07f22 Fabrice Bellard
{
2554
    audio_bit_rate = atoi(arg) * 1000;
2555
}
2556
2557 b29f97d1 Zdenek Kabelac
static void opt_audio_rate(const char *arg)
2558 85f07f22 Fabrice Bellard
{
2559
    audio_sample_rate = atoi(arg);
2560
}
2561
2562 b29f97d1 Zdenek Kabelac
static void opt_audio_channels(const char *arg)
2563 85f07f22 Fabrice Bellard
{
2564
    audio_channels = atoi(arg);
2565
}
2566
2567 b29f97d1 Zdenek Kabelac
static void opt_video_device(const char *arg)
2568 85f07f22 Fabrice Bellard
{
2569 e9a9e0c2 Fabrice Bellard
    video_device = av_strdup(arg);
2570 85f07f22 Fabrice Bellard
}
2571
2572 b29f97d1 Zdenek Kabelac
static void opt_video_channel(const char *arg)
2573 a5df11ab Fabrice Bellard
{
2574
    video_channel = strtol(arg, NULL, 0);
2575
}
2576
2577 e3ee3283 Alex Beregszaszi
static void opt_video_standard(const char *arg)
2578
{
2579
    video_standard = av_strdup(arg);
2580
}
2581
2582 b29f97d1 Zdenek Kabelac
static void opt_audio_device(const char *arg)
2583 85f07f22 Fabrice Bellard
{
2584 e9a9e0c2 Fabrice Bellard
    audio_device = av_strdup(arg);
2585 85f07f22 Fabrice Bellard
}
2586
2587 b29f97d1 Zdenek Kabelac
static void opt_dv1394(const char *arg)
2588 8aa3ee32 Max Krasnyansky
{
2589
    video_grab_format = "dv1394";
2590 1501987b Fabrice Bellard
    audio_grab_format = NULL;
2591 8aa3ee32 Max Krasnyansky
}
2592
2593 b29f97d1 Zdenek Kabelac
static void opt_audio_codec(const char *arg)
2594 85f07f22 Fabrice Bellard
{
2595
    AVCodec *p;
2596
2597 1629626f Fabrice Bellard
    if (!strcmp(arg, "copy")) {
2598
        audio_stream_copy = 1;
2599 85f07f22 Fabrice Bellard
    } else {
2600 1629626f Fabrice Bellard
        p = first_avcodec;
2601
        while (p) {
2602
            if (!strcmp(p->name, arg) && p->type == CODEC_TYPE_AUDIO)
2603
                break;
2604
            p = p->next;
2605
        }
2606
        if (p == NULL) {
2607
            fprintf(stderr, "Unknown audio codec '%s'\n", arg);
2608
            exit(1);
2609
        } else {
2610
            audio_codec_id = p->id;
2611
        }
2612 85f07f22 Fabrice Bellard
    }
2613
}
2614
2615 b29f97d1 Zdenek Kabelac
static void add_frame_hooker(const char *arg)
2616 10d104e4 Philip Gladstone
{
2617
    int argc = 0;
2618
    char *argv[64];
2619
    int i;
2620 e9a9e0c2 Fabrice Bellard
    char *args = av_strdup(arg);
2621 10d104e4 Philip Gladstone
2622 bee0d9e5 Charles Yates
    using_vhook = 1;
2623
2624 10d104e4 Philip Gladstone
    argv[0] = strtok(args, " ");
2625
    while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
2626
    }
2627
2628
    i = frame_hook_add(argc, argv);
2629
2630
    if (i != 0) {
2631
        fprintf(stderr, "Failed to add video hook function: %s\n", arg);
2632
        exit(1);
2633
    }
2634
}
2635
2636 85f07f22 Fabrice Bellard
const char *motion_str[] = {
2637
    "zero",
2638
    "full",
2639
    "log",
2640
    "phods",
2641 7084c149 Michael Niedermayer
    "epzs",
2642
    "x1",
2643 85f07f22 Fabrice Bellard
    NULL,
2644
};
2645
2646 b29f97d1 Zdenek Kabelac
static void opt_motion_estimation(const char *arg)
2647 85f07f22 Fabrice Bellard
{
2648
    const char **p;
2649
    p = motion_str;
2650
    for(;;) {
2651
        if (!*p) {
2652
            fprintf(stderr, "Unknown motion estimation method '%s'\n", arg);
2653
            exit(1);
2654
        }
2655
        if (!strcmp(*p, arg))
2656
            break;
2657
        p++;
2658
    }
2659 101bea5f Juanjo
    me_method = (p - motion_str) + 1;
2660 85f07f22 Fabrice Bellard
}
2661
2662 b29f97d1 Zdenek Kabelac
static void opt_video_codec(const char *arg)
2663 85f07f22 Fabrice Bellard
{
2664
    AVCodec *p;
2665
2666 1629626f Fabrice Bellard
    if (!strcmp(arg, "copy")) {
2667
        video_stream_copy = 1;
2668 85f07f22 Fabrice Bellard
    } else {
2669 1629626f Fabrice Bellard
        p = first_avcodec;
2670
        while (p) {
2671
            if (!strcmp(p->name, arg) && p->type == CODEC_TYPE_VIDEO)
2672
                break;
2673
            p = p->next;
2674
        }
2675
        if (p == NULL) {
2676
            fprintf(stderr, "Unknown video codec '%s'\n", arg);
2677
            exit(1);
2678
        } else {
2679
            video_codec_id = p->id;
2680
        }
2681 85f07f22 Fabrice Bellard
    }
2682
}
2683
2684 b29f97d1 Zdenek Kabelac
static void opt_map(const char *arg)
2685 85f07f22 Fabrice Bellard
{
2686
    AVStreamMap *m;
2687
    const char *p;
2688
2689
    p = arg;
2690
    m = &stream_maps[nb_stream_maps++];
2691
2692
    m->file_index = strtol(arg, (char **)&p, 0);
2693
    if (*p)
2694
        p++;
2695 a5dc85ef Juanjo
2696
    m->stream_index = strtol(p, (char **)&p, 0);
2697 85f07f22 Fabrice Bellard
}
2698
2699 0a38bafd Patrice Bensoussan
static void opt_map_meta_data(const char *arg)
2700
{
2701
    AVMetaDataMap *m;
2702
    const char *p;
2703
        
2704
    p = arg;
2705
    m = &meta_data_maps[nb_meta_data_maps++];
2706
2707
    m->out_file = strtol(arg, (char **)&p, 0);
2708
    if (*p)
2709
        p++;
2710
2711
    m->in_file = strtol(p, (char **)&p, 0);
2712
}
2713
2714 b29f97d1 Zdenek Kabelac
static void opt_recording_time(const char *arg)
2715 85f07f22 Fabrice Bellard
{
2716
    recording_time = parse_date(arg, 1);
2717
}
2718
2719 8831db5c Michael Niedermayer
static void opt_start_time(const char *arg)
2720
{
2721
    start_time = parse_date(arg, 1);
2722
}
2723
2724 4568325a Roman Shaposhnik
static void opt_rec_timestamp(const char *arg)
2725
{
2726
    rec_timestamp = parse_date(arg, 0) / 1000000;
2727
}
2728
2729 a6a92a9a Wolfram Gloger
static void opt_input_ts_offset(const char *arg)
2730
{
2731
    input_ts_offset = parse_date(arg, 1);
2732
}
2733
2734 b29f97d1 Zdenek Kabelac
static void opt_input_file(const char *filename)
2735 85f07f22 Fabrice Bellard
{
2736
    AVFormatContext *ic;
2737
    AVFormatParameters params, *ap = &params;
2738 14bea432 Michael Niedermayer
    int err, i, ret, rfps, rfps_base;
2739 bd1b79a1 Michael Niedermayer
    int64_t timestamp;
2740 85f07f22 Fabrice Bellard
2741 b242baa4 Fabrice Bellard
    if (!strcmp(filename, "-"))
2742
        filename = "pipe:";
2743
2744 d9a916e2 Charles Yates
    using_stdin |= !strcmp(filename, "pipe:" ) || 
2745
                   !strcmp( filename, "/dev/stdin" );
2746
2747 85f07f22 Fabrice Bellard
    /* get default parameters from command line */
2748 79fdaa4c Fabrice Bellard
    memset(ap, 0, sizeof(*ap));
2749
    ap->sample_rate = audio_sample_rate;
2750
    ap->channels = audio_channels;
2751
    ap->frame_rate = frame_rate;
2752 14bea432 Michael Niedermayer
    ap->frame_rate_base = frame_rate_base;
2753 1ff93ffc Todd Kirby
    ap->width = frame_width + frame_padleft + frame_padright;
2754
    ap->height = frame_height + frame_padtop + frame_padbottom;
2755 817b23ff Fabrice Bellard
    ap->image_format = image_format;
2756 63167088 Roman Shaposhnik
    ap->pix_fmt = frame_pix_fmt;
2757 79fdaa4c Fabrice Bellard
2758
    /* open the input file with generic libav function */
2759
    err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
2760 85f07f22 Fabrice Bellard
    if (err < 0) {
2761 79fdaa4c Fabrice Bellard
        print_error(filename, err);
2762 85f07f22 Fabrice Bellard
        exit(1);
2763
    }
2764
    
2765 79fdaa4c Fabrice Bellard
    /* If not enough info to get the stream parameters, we decode the
2766
       first frames to get it. (used in mpeg case for example) */
2767
    ret = av_find_stream_info(ic);
2768 d8019eb5 Allen Day
    if (ret < 0 && verbose >= 0) {
2769 85f07f22 Fabrice Bellard
        fprintf(stderr, "%s: could not find codec parameters\n", filename);
2770
        exit(1);
2771
    }
2772
2773 bd1b79a1 Michael Niedermayer
    timestamp = start_time;
2774
    /* add the stream start time */
2775
    if (ic->start_time != AV_NOPTS_VALUE)
2776
        timestamp += ic->start_time;
2777
2778 254abc2e Fabrice Bellard
    /* if seeking requested, we execute it */
2779
    if (start_time != 0) {
2780 3ba1438d Michael Niedermayer
        ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
2781 254abc2e Fabrice Bellard
        if (ret < 0) {
2782
            fprintf(stderr, "%s: could not seek to position %0.3f\n", 
2783
                    filename, (double)timestamp / AV_TIME_BASE);
2784
        }
2785
        /* reset seek info */
2786
        start_time = 0;
2787
    }
2788
2789 85f07f22 Fabrice Bellard
    /* update the current parameters so that they match the one of the input stream */
2790
    for(i=0;i<ic->nb_streams;i++) {
2791
        AVCodecContext *enc = &ic->streams[i]->codec;
2792 c62c07d3 Michael Niedermayer
#if defined(HAVE_PTHREADS) || defined(HAVE_W32THREADS)
2793
        if(thread_count>1)
2794
            avcodec_thread_init(enc, thread_count);
2795
#endif
2796
        enc->thread_count= thread_count;
2797 85f07f22 Fabrice Bellard
        switch(enc->codec_type) {
2798
        case CODEC_TYPE_AUDIO:
2799 e0d2714a Juanjo
            //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
2800 85f07f22 Fabrice Bellard
            audio_channels = enc->channels;
2801
            audio_sample_rate = enc->sample_rate;
2802
            break;
2803
        case CODEC_TYPE_VIDEO:
2804
            frame_height = enc->height;
2805
            frame_width = enc->width;
2806 5ff85f1d Michael Niedermayer
            frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
2807 63167088 Roman Shaposhnik
            frame_pix_fmt = enc->pix_fmt;
2808 14bea432 Michael Niedermayer
            rfps      = ic->streams[i]->r_frame_rate;
2809
            rfps_base = ic->streams[i]->r_frame_rate_base;
2810 fe670d09 Michael Niedermayer
            enc->workaround_bugs = workaround_bugs;
2811 8409b8fe Michael Niedermayer
            enc->error_resilience = error_resilience; 
2812 4d2858de Michael Niedermayer
            enc->error_concealment = error_concealment; 
2813 0c9bbaec Wolfgang Hesseler
            enc->idct_algo = idct_algo;
2814
            enc->debug = debug;
2815
            enc->debug_mv = debug_mv;            
2816 8cbd529f Michael Niedermayer
            enc->lowres= lowres;
2817 b0368839 Michael Niedermayer
            if(bitexact)
2818
                enc->flags|= CODEC_FLAG_BITEXACT;
2819 f4f3223f Michael Niedermayer
            if(me_threshold)
2820
                enc->debug |= FF_DEBUG_MV;
2821 d7425f59 Michael Niedermayer
2822 14bea432 Michael Niedermayer
            assert(enc->frame_rate_base == rfps_base); // should be true for now
2823
            if (enc->frame_rate != rfps) { 
2824 d8019eb5 Allen Day
2825
                if (verbose >= 0)
2826
                    fprintf(stderr,"\nSeems that stream %d comes from film source: %2.2f->%2.2f\n",
2827
                            i, (float)enc->frame_rate / enc->frame_rate_base,
2828
2829 14bea432 Michael Niedermayer
                    (float)rfps / rfps_base);
2830 79fdaa4c Fabrice Bellard
            }
2831 bf5af568 Fabrice Bellard
            /* update the current frame rate to match the stream frame rate */
2832 14bea432 Michael Niedermayer
            frame_rate      = rfps;
2833
            frame_rate_base = rfps_base;
2834 bdfcbbed Max Krasnyansky
2835
            enc->rate_emu = rate_emu;
2836 85f07f22 Fabrice Bellard
            break;
2837 254abc2e Fabrice Bellard
        case CODEC_TYPE_DATA:
2838
            break;
2839 51bd4565 Philip Gladstone
        default:
2840 c04643a2 Philip Gladstone
            av_abort();
2841 85f07f22 Fabrice Bellard
        }
2842
    }
2843
    
2844
    input_files[nb_input_files] = ic;
2845 bd1b79a1 Michael Niedermayer
    input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
2846 85f07f22 Fabrice Bellard
    /* dump the file content */
2847 d8019eb5 Allen Day
    if (verbose >= 0)
2848
        dump_format(ic, nb_input_files, filename, 0);
2849
2850 85f07f22 Fabrice Bellard
    nb_input_files++;
2851 79fdaa4c Fabrice Bellard
    file_iformat = NULL;
2852
    file_oformat = NULL;
2853 817b23ff Fabrice Bellard
    image_format = NULL;
2854 bdfcbbed Max Krasnyansky
2855
    rate_emu = 0;
2856 85f07f22 Fabrice Bellard
}
2857
2858