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ffmpeg / ffmpeg.c @ ff4905a5

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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
 *
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 * 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.
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 *
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 * 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
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 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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 */
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 daf8e955 Fabrice Bellard
24 bdc4796f Fabrice Bellard
#ifndef CONFIG_WIN32
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/ioctl.h>
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#include <sys/time.h>
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#include <termios.h>
30 5727b222 Fabrice Bellard
#include <sys/resource.h>
31 9680a722 Roumen Petrov
#include <signal.h>
32 bdc4796f Fabrice Bellard
#endif
33 f3ec2d46 Slavik Gnatenko
#ifdef CONFIG_OS2
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#include <sys/types.h>
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#include <sys/select.h>
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#include <stdlib.h>
37
#endif
38 64c020a8 Michael Niedermayer
#undef time //needed because HAVE_AV_CONFIG_H is defined on top
39 bf5af568 Fabrice Bellard
#include <time.h>
40 85f07f22 Fabrice Bellard
41 01310af2 Fabrice Bellard
#include "cmdutils.h"
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43 8aa1e3da Michael Niedermayer
#if !defined(INFINITY) && defined(HUGE_VAL)
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#define INFINITY HUGE_VAL
45
#endif
46 85f07f22 Fabrice Bellard
47
/* select an input stream for an output stream */
48
typedef struct AVStreamMap {
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    int file_index;
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    int stream_index;
51
} AVStreamMap;
52
53
extern const OptionDef options[];
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55 02d504a7 Fabrice Bellard
static void show_help(void);
56
static void show_license(void);
57 85f07f22 Fabrice Bellard
58
#define MAX_FILES 20
59
60
static AVFormatContext *input_files[MAX_FILES];
61 a6a92a9a Wolfram Gloger
static int64_t input_files_ts_offset[MAX_FILES];
62 85f07f22 Fabrice Bellard
static int nb_input_files = 0;
63
64
static AVFormatContext *output_files[MAX_FILES];
65
static int nb_output_files = 0;
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67
static AVStreamMap stream_maps[MAX_FILES];
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static int nb_stream_maps;
69
70 79fdaa4c Fabrice Bellard
static AVInputFormat *file_iformat;
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static AVOutputFormat *file_oformat;
72 817b23ff Fabrice Bellard
static AVImageFormat *image_format;
73 85f07f22 Fabrice Bellard
static int frame_width  = 160;
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static int frame_height = 128;
75 880e8ba7 Roman Shaposhnik
static float frame_aspect_ratio = 0;
76 63167088 Roman Shaposhnik
static enum PixelFormat frame_pix_fmt = PIX_FMT_YUV420P;
77 1ff93ffc Todd Kirby
static int frame_padtop  = 0;
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static int frame_padbottom = 0;
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static int frame_padleft  = 0;
80
static int frame_padright = 0;
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static int padcolor[3] = {16,128,128}; /* default to black */
82 ab6d194a Michael Niedermayer
static int frame_topBand  = 0;
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static int frame_bottomBand = 0;
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static int frame_leftBand  = 0;
85
static int frame_rightBand = 0;
86 14bea432 Michael Niedermayer
static int frame_rate = 25;
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static int frame_rate_base = 1;
88 3aa102be Michael Niedermayer
static int video_bit_rate = 200*1000;
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static int video_bit_rate_tolerance = 4000*1000;
90 158c7f05 Michael Niedermayer
static float video_qscale = 0;
91 3aa102be Michael Niedermayer
static int video_qmin = 2;
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static int video_qmax = 31;
93 4ea4b274 Michael Niedermayer
static int video_lmin = 2*FF_QP2LAMBDA;
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static int video_lmax = 31*FF_QP2LAMBDA;
95 17a70fde Michael Niedermayer
static int video_mb_qmin = 2;
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static int video_mb_qmax = 31;
97 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;
100 84f608f4 Vidar Madsen
static uint16_t *intra_matrix = NULL;
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static uint16_t *inter_matrix = NULL;
102 ac2830ec Michael Niedermayer
#if 0 //experimental, (can be removed)
103 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
107 3aa102be Michael Niedermayer
static char *video_rc_override_string=NULL;
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static char *video_rc_eq="tex^qComp";
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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;
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static int video_rc_min_rate=0;
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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;
116 b3a391e8 Michael Niedermayer
static float video_i_qfactor = -0.8;
117 3aa102be Michael Niedermayer
static float video_i_qoffset = 0.0;
118 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;
120 3bea5386 Michael Niedermayer
static int me_method = ME_EPZS;
121 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;
124 bc6caae2 Juanjo
static int b_frames = 0;
125 7d1c3fc1 Michael Niedermayer
static int mb_decision = FF_MB_DECISION_SIMPLE;
126 622348f9 Michael Niedermayer
static int ildct_cmp = FF_CMP_VSAD;
127 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;
130 9c3d33d6 Michael Niedermayer
static int pre_cmp = FF_CMP_SAD;
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static int pre_me = 0;
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static float lumi_mask = 0;
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static float dark_mask = 0;
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static float scplx_mask = 0;
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static float tcplx_mask = 0;
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static float p_mask = 0;
137 29da453b Juanjo
static int use_4mv = 0;
138 8e2162f0 Michael Niedermayer
static int use_obmc = 0;
139 d7646d7d Michael Niedermayer
static int use_loop = 0;
140 21e59552 Michael Niedermayer
static int use_aic = 0;
141 dba019da Michael Niedermayer
static int use_aiv = 0;
142 21e59552 Michael Niedermayer
static int use_umv = 0;
143 458eadda Michael Niedermayer
static int use_ss = 0;
144 bb198e19 Michael Niedermayer
static int use_alt_scan = 0;
145 c0baa56a Michael Niedermayer
static int use_trell = 0;
146 baaf3f46 Michael Niedermayer
static int use_scan_offset = 0;
147 5efe481a Michael Niedermayer
static int use_qpel = 0;
148 f7e1e69e Michael Niedermayer
static int use_qprd = 0;
149 1a11cbcc Michael Niedermayer
static int use_cbprd = 0;
150 77ea0d4b Michael Niedermayer
static int qns = 0;
151 303e50e6 Michael Niedermayer
static int closed_gop = 0;
152 cfcf0ffd Fabrice Bellard
static int do_deinterlace = 0;
153 bb198e19 Michael Niedermayer
static int do_interlace_dct = 0;
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static int do_interlace_me = 0;
155 4d2858de Michael Niedermayer
static int workaround_bugs = FF_BUG_AUTODETECT;
156
static int error_resilience = 2;
157
static int error_concealment = 3;
158 463678ac Michael Niedermayer
static int dct_algo = 0;
159 2ad1516a Michael Niedermayer
static int idct_algo = 0;
160 1dbb6d90 Michael Niedermayer
static int use_part = 0;
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static int packet_size = 0;
162 7ebfc0ea Michael Niedermayer
static int error_rate = 0;
163 f560dd82 Michael Niedermayer
static int strict = 0;
164 bb198e19 Michael Niedermayer
static int top_field_first = -1;
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static int noise_reduction = 0;
166 303e50e6 Michael Niedermayer
static int sc_threshold = 0;
167 59b571c1 Michael Niedermayer
static int debug = 0;
168 0c9bbaec Wolfgang Hesseler
static int debug_mv = 0;
169 f4f3223f Michael Niedermayer
static int me_threshold = 0;
170 f20f8a8b Michael Niedermayer
static int mb_threshold = 0;
171 1a11cbcc Michael Niedermayer
static int intra_dc_precision = 8;
172 8a0c66a7 Michael Niedermayer
static int coder = 0;
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static int context = 0;
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static int predictor = 0;
175 b1b77fe9 Fabrice Bellard
extern int loop_input; /* currently a hack */
176 85f07f22 Fabrice Bellard
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static int gop_size = 12;
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static int intra_only = 0;
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static int audio_sample_rate = 44100;
180
static int audio_bit_rate = 64000;
181
static int audio_disable = 0;
182
static int audio_channels = 1;
183
static int audio_codec_id = CODEC_ID_NONE;
184
185 0c1a9eda Zdenek Kabelac
static int64_t recording_time = 0;
186 8831db5c Michael Niedermayer
static int64_t start_time = 0;
187 4568325a Roman Shaposhnik
static int64_t rec_timestamp = 0;
188 a6a92a9a Wolfram Gloger
static int64_t input_ts_offset = 0;
189 85f07f22 Fabrice Bellard
static int file_overwrite = 0;
190
static char *str_title = NULL;
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static char *str_author = NULL;
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static char *str_copyright = NULL;
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static char *str_comment = NULL;
194 5727b222 Fabrice Bellard
static int do_benchmark = 0;
195 a0663ba4 Fabrice Bellard
static int do_hex_dump = 0;
196 254abc2e Fabrice Bellard
static int do_pkt_dump = 0;
197 43f1708f Juanjo
static int do_psnr = 0;
198 ce7c56c2 Juanjo
static int do_vstats = 0;
199 5abdb4b1 Fabrice Bellard
static int do_pass = 0;
200 b0368839 Michael Niedermayer
static int bitexact = 0;
201 5abdb4b1 Fabrice Bellard
static char *pass_logfilename = NULL;
202 1629626f Fabrice Bellard
static int audio_stream_copy = 0;
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static int video_stream_copy = 0;
204 986ebcdb Michael Niedermayer
static int video_sync_method= 1;
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static int audio_sync_method= 0;
206 72bd8100 Michael Niedermayer
static int copy_ts= 0;
207 5abdb4b1 Fabrice Bellard
208 bdfcbbed Max Krasnyansky
static int rate_emu = 0;
209
210 8aa3ee32 Max Krasnyansky
static char *video_grab_format = "video4linux";
211 79a7c268 Fabrice Bellard
static char *video_device = NULL;
212 a5df11ab Fabrice Bellard
static int  video_channel = 0;
213 e3ee3283 Alex Beregszaszi
static char *video_standard = "ntsc";
214 79a7c268 Fabrice Bellard
215 8aa3ee32 Max Krasnyansky
static char *audio_grab_format = "audio_device";
216 79a7c268 Fabrice Bellard
static char *audio_device = NULL;
217 8aa3ee32 Max Krasnyansky
218 d9a916e2 Charles Yates
static int using_stdin = 0;
219 bee0d9e5 Charles Yates
static int using_vhook = 0;
220 f068206e Bill Eldridge
static int verbose = 1;
221 9c3d33d6 Michael Niedermayer
static int thread_count= 1;
222 b51469a0 Leon van Stuivenberg
static int q_pressed = 0;
223 2f0472ff Timofei V. Bondarenko
static int me_range = 0;
224 1008ceb3 Michael Niedermayer
static int64_t video_size = 0;
225
static int64_t audio_size = 0;
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static int64_t extra_size = 0;
227 a6a92a9a Wolfram Gloger
static int nb_frames_dup = 0;
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static int nb_frames_drop = 0;
229 6e454c38 Luca Abeni
static int input_sync;
230 d9a916e2 Charles Yates
231 5abdb4b1 Fabrice Bellard
#define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
232 85f07f22 Fabrice Bellard
233
typedef struct AVOutputStream {
234
    int file_index;          /* file index */
235
    int index;               /* stream index in the output file */
236
    int source_index;        /* AVInputStream index */
237
    AVStream *st;            /* stream in the output file */
238 ec5517d5 Fabrice Bellard
    int encoding_needed;     /* true if encoding needed for this stream */
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    int frame_number;
240
    /* input pts and corresponding output pts
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       for A/V sync */
242 e928649b Michael Niedermayer
    double sync_ipts;        /* dts from the AVPacket of the demuxer in second units */
243
    int64_t sync_opts;       /* output frame counter, could be changed to some true timestamp */ //FIXME look at frame_number
244 85f07f22 Fabrice Bellard
    /* video only */
245 34b10a57 Dieter
    int video_resample;      /* video_resample and video_crop are mutually exclusive */
246 a4d36c11 Michael Niedermayer
    AVFrame pict_tmp;      /* temporary image for resampling */
247 85f07f22 Fabrice Bellard
    ImgReSampleContext *img_resample_ctx; /* for image resampling */
248 34b10a57 Dieter
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    int video_crop;          /* video_resample and video_crop are mutually exclusive */
250
    int topBand;             /* cropping area sizes */
251
    int leftBand;
252 85f07f22 Fabrice Bellard
    
253 1ff93ffc Todd Kirby
    int video_pad;           /* video_resample and video_pad are mutually exclusive */
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    int padtop;              /* padding area sizes */
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    int padbottom;
256
    int padleft;
257
    int padright;
258
    
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    /* audio only */
260
    int audio_resample;
261
    ReSampleContext *resample; /* for audio resampling */
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    FifoBuffer fifo;     /* for compression: one audio fifo per codec */
263 5abdb4b1 Fabrice Bellard
    FILE *logfile;
264 85f07f22 Fabrice Bellard
} AVOutputStream;
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266
typedef struct AVInputStream {
267
    int file_index;
268
    int index;
269
    AVStream *st;
270
    int discard;             /* true if stream data should be discarded */
271
    int decoding_needed;     /* true if the packets must be decoded in 'raw_fifo' */
272 0c1a9eda Zdenek Kabelac
    int64_t sample_index;      /* current sample */
273 bdfcbbed Max Krasnyansky
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    int64_t       start;     /* time when read started */
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    unsigned long frame;     /* current frame */
276 254abc2e Fabrice Bellard
    int64_t       next_pts;  /* synthetic pts for cases where pkt.pts
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                                is not defined */
278 e7d0374f Roman Shaposhnik
    int64_t       pts;       /* current pts */
279 ff4905a5 Michael Niedermayer
    int is_start;            /* is 1 at the start and after a discontinuity */
280 85f07f22 Fabrice Bellard
} AVInputStream;
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282
typedef struct AVInputFile {
283
    int eof_reached;      /* true if eof reached */
284
    int ist_index;        /* index of first stream in ist_table */
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    int buffer_size;      /* current total buffer size */
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    int buffer_size_max;  /* buffer size at which we consider we can stop
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                             buffering */
288 79fdaa4c Fabrice Bellard
    int nb_streams;       /* nb streams we are aware of */
289 85f07f22 Fabrice Bellard
} AVInputFile;
290
291 bdc4796f Fabrice Bellard
#ifndef CONFIG_WIN32
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293 85f07f22 Fabrice Bellard
/* init terminal so that we can grab keys */
294
static struct termios oldtty;
295
296
static void term_exit(void)
297
{
298
    tcsetattr (0, TCSANOW, &oldtty);
299
}
300
301 9680a722 Roumen Petrov
static volatile sig_atomic_t received_sigterm = 0;
302
303
static void
304
sigterm_handler(int sig)
305
{
306
    received_sigterm = sig;
307
    term_exit();
308
}
309
310 85f07f22 Fabrice Bellard
static void term_init(void)
311
{
312
    struct termios tty;
313
314
    tcgetattr (0, &tty);
315
    oldtty = tty;
316
317
    tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
318
                          |INLCR|IGNCR|ICRNL|IXON);
319
    tty.c_oflag |= OPOST;
320
    tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
321
    tty.c_cflag &= ~(CSIZE|PARENB);
322
    tty.c_cflag |= CS8;
323
    tty.c_cc[VMIN] = 1;
324
    tty.c_cc[VTIME] = 0;
325
    
326
    tcsetattr (0, TCSANOW, &tty);
327
328 9680a722 Roumen Petrov
    signal(SIGINT , sigterm_handler); /* Interrupt (ANSI).  */
329
    signal(SIGQUIT, sigterm_handler); /* Quit (POSIX).  */
330
    signal(SIGTERM, sigterm_handler); /* Termination (ANSI).  */
331
    /*
332
    register a function to be called at normal program termination
333
    */
334 85f07f22 Fabrice Bellard
    atexit(term_exit);
335 9ddd71fc François Revol
#ifdef CONFIG_BEOS_NETSERVER
336
    fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
337
#endif
338 85f07f22 Fabrice Bellard
}
339
340
/* read a key without blocking */
341
static int read_key(void)
342
{
343 9ddd71fc François Revol
    int n = 1;
344 85f07f22 Fabrice Bellard
    unsigned char ch;
345 9ddd71fc François Revol
#ifndef CONFIG_BEOS_NETSERVER
346
    struct timeval tv;
347 85f07f22 Fabrice Bellard
    fd_set rfds;
348
349
    FD_ZERO(&rfds);
350
    FD_SET(0, &rfds);
351
    tv.tv_sec = 0;
352
    tv.tv_usec = 0;
353
    n = select(1, &rfds, NULL, NULL, &tv);
354 9ddd71fc François Revol
#endif
355 85f07f22 Fabrice Bellard
    if (n > 0) {
356 cb09b2ed Philip Gladstone
        n = read(0, &ch, 1);
357
        if (n == 1)
358 85f07f22 Fabrice Bellard
            return ch;
359 cb09b2ed Philip Gladstone
360
        return n;
361 85f07f22 Fabrice Bellard
    }
362
    return -1;
363
}
364
365 b51469a0 Leon van Stuivenberg
static int decode_interrupt_cb(void)
366
{
367
    return q_pressed || (q_pressed = read_key() == 'q');
368
}
369
370 a38469e1 Fabrice Bellard
#else
371 85f07f22 Fabrice Bellard
372 bee0d9e5 Charles Yates
static volatile int received_sigterm = 0;
373
374 a38469e1 Fabrice Bellard
/* no interactive support */
375
static void term_exit(void)
376 85f07f22 Fabrice Bellard
{
377 a38469e1 Fabrice Bellard
}
378 85f07f22 Fabrice Bellard
379 a38469e1 Fabrice Bellard
static void term_init(void)
380
{
381
}
382 85f07f22 Fabrice Bellard
383 a38469e1 Fabrice Bellard
static int read_key(void)
384
{
385 cb09b2ed Philip Gladstone
    return 0;
386 85f07f22 Fabrice Bellard
}
387
388 a38469e1 Fabrice Bellard
#endif
389 bdc4796f Fabrice Bellard
390 b29f97d1 Zdenek Kabelac
static int read_ffserver_streams(AVFormatContext *s, const char *filename)
391 85f07f22 Fabrice Bellard
{
392 79fdaa4c Fabrice Bellard
    int i, err;
393 85f07f22 Fabrice Bellard
    AVFormatContext *ic;
394
395 79fdaa4c Fabrice Bellard
    err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
396
    if (err < 0)
397
        return err;
398 85f07f22 Fabrice Bellard
    /* copy stream format */
399
    s->nb_streams = ic->nb_streams;
400
    for(i=0;i<ic->nb_streams;i++) {
401
        AVStream *st;
402 1e491e29 Michael Niedermayer
403 e1031171 Alex Beregszaszi
        st = av_mallocz(sizeof(AVStream));
404 85f07f22 Fabrice Bellard
        memcpy(st, ic->streams[i], sizeof(AVStream));
405
        s->streams[i] = st;
406
    }
407
408
    av_close_input_file(ic);
409
    return 0;
410
}
411
412 817b23ff Fabrice Bellard
#define MAX_AUDIO_PACKET_SIZE (128 * 1024)
413 85f07f22 Fabrice Bellard
414
static void do_audio_out(AVFormatContext *s, 
415
                         AVOutputStream *ost, 
416
                         AVInputStream *ist,
417
                         unsigned char *buf, int size)
418
{
419 0c1a9eda Zdenek Kabelac
    uint8_t *buftmp;
420 d66c7abc Sylvain Corré
    static uint8_t *audio_buf = NULL;
421
    static uint8_t *audio_out = NULL;
422 558eae03 Michael Niedermayer
    const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
423 d66c7abc Sylvain Corré
424 85f07f22 Fabrice Bellard
    int size_out, frame_bytes, ret;
425 ff4905a5 Michael Niedermayer
    AVCodecContext *enc= &ost->st->codec;
426 85f07f22 Fabrice Bellard
427 d66c7abc Sylvain Corré
    /* SC: dynamic allocation of buffers */
428
    if (!audio_buf)
429
        audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
430
    if (!audio_out)
431 558eae03 Michael Niedermayer
        audio_out = av_malloc(audio_out_size);
432 d66c7abc Sylvain Corré
    if (!audio_buf || !audio_out)
433
        return;               /* Should signal an error ! */
434
435 986ebcdb Michael Niedermayer
    if(audio_sync_method){
436
        double delta = ost->sync_ipts * enc->sample_rate - ost->sync_opts 
437
                - fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec.channels * 2);
438 ff4905a5 Michael Niedermayer
        double idelta= delta*ist->st->codec.sample_rate / enc->sample_rate;
439
        int byte_delta= ((int)idelta)*2*ist->st->codec.channels;
440
441 986ebcdb Michael Niedermayer
        //FIXME resample delay
442
        if(fabs(delta) > 50){
443 ff4905a5 Michael Niedermayer
            if(ist->is_start){
444
                if(byte_delta < 0){
445
                    byte_delta= FFMIN(byte_delta, size);
446
                    size += byte_delta;
447
                    buf  -= byte_delta;
448
                    if(verbose > 2)
449
                        fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
450
                    if(!size)
451
                        return;
452
                    ist->is_start=0;
453
                }else{
454
                    static uint8_t *input_tmp= NULL;
455
                    input_tmp= av_realloc(input_tmp, byte_delta + size);
456
457
                    if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
458
                        ist->is_start=0;
459
                    else
460
                        byte_delta= MAX_AUDIO_PACKET_SIZE - size;
461
462
                    memset(input_tmp, 0, byte_delta);
463
                    memcpy(input_tmp + byte_delta, buf, size);
464
                    buf= input_tmp;
465
                    size += byte_delta;
466
                    if(verbose > 2)
467
                        fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
468
                }
469
            }else if(audio_sync_method>1){
470
                int comp= clip(delta, -audio_sync_method, audio_sync_method);
471
                assert(ost->audio_resample);
472
                if(verbose > 2)
473
                    fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
474
                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));
475
                av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
476
            }
477
        } 
478 986ebcdb Michael Niedermayer
    }else
479
        ost->sync_opts= lrintf(ost->sync_ipts * enc->sample_rate)
480
                        - fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec.channels * 2); //FIXME wrong
481 85f07f22 Fabrice Bellard
482
    if (ost->audio_resample) {
483
        buftmp = audio_buf;
484
        size_out = audio_resample(ost->resample, 
485
                                  (short *)buftmp, (short *)buf,
486
                                  size / (ist->st->codec.channels * 2));
487
        size_out = size_out * enc->channels * 2;
488
    } else {
489
        buftmp = buf;
490
        size_out = size;
491
    }
492
493
    /* now encode as many frames as possible */
494 a0663ba4 Fabrice Bellard
    if (enc->frame_size > 1) {
495 85f07f22 Fabrice Bellard
        /* output resampled raw samples */
496
        fifo_write(&ost->fifo, buftmp, size_out, 
497
                   &ost->fifo.wptr);
498
499
        frame_bytes = enc->frame_size * 2 * enc->channels;
500
        
501
        while (fifo_read(&ost->fifo, audio_buf, frame_bytes, 
502
                     &ost->fifo.rptr) == 0) {
503 e928649b Michael Niedermayer
            AVPacket pkt;
504
            av_init_packet(&pkt);
505
506 558eae03 Michael Niedermayer
            ret = avcodec_encode_audio(enc, audio_out, audio_out_size, 
507 a0663ba4 Fabrice Bellard
                                       (short *)audio_buf);
508 1008ceb3 Michael Niedermayer
            audio_size += ret;
509 e928649b Michael Niedermayer
            pkt.stream_index= ost->index;
510
            pkt.data= audio_out;
511
            pkt.size= ret;
512
            if(enc->coded_frame)
513
                pkt.pts= enc->coded_frame->pts;
514
            pkt.flags |= PKT_FLAG_KEY;
515 3c895fc0 Michael Niedermayer
            av_interleaved_write_frame(s, &pkt);
516 986ebcdb Michael Niedermayer
            
517
            ost->sync_opts += enc->frame_size;
518 85f07f22 Fabrice Bellard
        }
519
    } else {
520 e928649b Michael Niedermayer
        AVPacket pkt;
521
        av_init_packet(&pkt);
522 986ebcdb Michael Niedermayer
523
        ost->sync_opts += size_out / enc->channels;
524
525 a0663ba4 Fabrice Bellard
        /* output a pcm frame */
526
        /* XXX: change encoding codec API to avoid this ? */
527
        switch(enc->codec->id) {
528
        case CODEC_ID_PCM_S16LE:
529
        case CODEC_ID_PCM_S16BE:
530
        case CODEC_ID_PCM_U16LE:
531
        case CODEC_ID_PCM_U16BE:
532
            break;
533
        default:
534
            size_out = size_out >> 1;
535
            break;
536
        }
537
        ret = avcodec_encode_audio(enc, audio_out, size_out, 
538 ff29712a Zdenek Kabelac
                                   (short *)buftmp);
539 1008ceb3 Michael Niedermayer
        audio_size += ret;
540 e928649b Michael Niedermayer
        pkt.stream_index= ost->index;
541
        pkt.data= audio_out;
542
        pkt.size= ret;
543
        if(enc->coded_frame)
544
            pkt.pts= enc->coded_frame->pts;
545
        pkt.flags |= PKT_FLAG_KEY;
546 3c895fc0 Michael Niedermayer
        av_interleaved_write_frame(s, &pkt);
547 85f07f22 Fabrice Bellard
    }
548
}
549
550 10d104e4 Philip Gladstone
static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
551
{
552
    AVCodecContext *dec;
553
    AVPicture *picture2;
554
    AVPicture picture_tmp;
555 0c1a9eda Zdenek Kabelac
    uint8_t *buf = 0;
556 10d104e4 Philip Gladstone
557
    dec = &ist->st->codec;
558
559
    /* deinterlace : must be done before any resize */
560 bee0d9e5 Charles Yates
    if (do_deinterlace || using_vhook) {
561 10d104e4 Philip Gladstone
        int size;
562
563
        /* create temporary picture */
564
        size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
565
        buf = av_malloc(size);
566
        if (!buf)
567
            return;
568
        
569
        picture2 = &picture_tmp;
570
        avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
571
572 dafc3856 Michael Niedermayer
        if (do_deinterlace){
573
            if(avpicture_deinterlace(picture2, picture, 
574
                                     dec->pix_fmt, dec->width, dec->height) < 0) {
575
                /* if error, do not deinterlace */
576
                av_free(buf);
577
                buf = NULL;
578
                picture2 = picture;
579
            }
580
        } else {
581 bee0d9e5 Charles Yates
            if (img_convert(picture2, dec->pix_fmt, picture, 
582
                            dec->pix_fmt, dec->width, dec->height) < 0) {
583
                /* if error, do not copy */
584
                av_free(buf);
585
                buf = NULL;
586
                picture2 = picture;
587
            }
588
        }
589 10d104e4 Philip Gladstone
    } else {
590
        picture2 = picture;
591
    }
592
593
    frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height);
594
595
    if (picture != picture2)
596
        *picture = *picture2;
597
    *bufp = buf;
598
}
599
600 ec5517d5 Fabrice Bellard
/* we begin to correct av delay at this threshold */
601
#define AV_DELAY_MAX 0.100
602 85f07f22 Fabrice Bellard
603 1ff93ffc Todd Kirby
604
/* Expects img to be yuv420 */
605
static void fill_pad_region(AVPicture* img, int height, int width,
606
        int padtop, int padbottom, int padleft, int padright, int *color) {
607
  
608
    int i, y, shift;
609
    uint8_t *optr;
610
    
611
    for (i = 0; i < 3; i++) {
612
        shift = (i == 0) ? 0 : 1;
613
        
614
        if (padtop || padleft) {
615
            memset(img->data[i], color[i], (((img->linesize[i] * padtop) + 
616
                            padleft) >> shift));
617
        }
618
619
        if (padleft || padright) {
620
            optr = img->data[i] + (img->linesize[i] * (padtop >> shift)) +
621
                (img->linesize[i] - (padright >> shift));
622
623
            for (y = 0; y < ((height - (padtop + padbottom)) >> shift); y++) {
624
                memset(optr, color[i], (padleft + padright) >> shift);
625
                optr += img->linesize[i];
626
            }
627
        }
628
      
629
        if (padbottom) {
630
            optr = img->data[i] + (img->linesize[i] * ((height - padbottom) >> shift));
631
            memset(optr, color[i], ((img->linesize[i] * padbottom) >> shift));
632
        }
633
    }
634
}
635
636 27537106 Michael Niedermayer
static uint8_t *bit_buffer= NULL;
637 1ff93ffc Todd Kirby
638 85f07f22 Fabrice Bellard
static void do_video_out(AVFormatContext *s, 
639
                         AVOutputStream *ost, 
640
                         AVInputStream *ist,
641 7a0f9d7e Fabrice Bellard
                         AVFrame *in_picture,
642 986ebcdb Michael Niedermayer
                         int *frame_size)
643 85f07f22 Fabrice Bellard
{
644 ec5517d5 Fabrice Bellard
    int nb_frames, i, ret;
645 a4d36c11 Michael Niedermayer
    AVFrame *final_picture, *formatted_picture;
646
    AVFrame picture_format_temp, picture_crop_temp;
647 0c1a9eda Zdenek Kabelac
    uint8_t *buf = NULL, *buf1 = NULL;
648 cfcf0ffd Fabrice Bellard
    AVCodecContext *enc, *dec;
649 a686caf0 Roman Shaposhnik
    enum PixelFormat target_pixfmt;
650 a4d36c11 Michael Niedermayer
    
651 33a1f1a3 Michael Niedermayer
#define VIDEO_BUFFER_SIZE (1024*1024)
652
653 a4d36c11 Michael Niedermayer
    avcodec_get_frame_defaults(&picture_format_temp);
654
    avcodec_get_frame_defaults(&picture_crop_temp);
655
656 85f07f22 Fabrice Bellard
    enc = &ost->st->codec;
657 cfcf0ffd Fabrice Bellard
    dec = &ist->st->codec;
658 85f07f22 Fabrice Bellard
659 ec5517d5 Fabrice Bellard
    /* by default, we output a single frame */
660
    nb_frames = 1;
661
662 204c0f48 Philip Gladstone
    *frame_size = 0;
663
664 986ebcdb Michael Niedermayer
    if(video_sync_method){
665 10d104e4 Philip Gladstone
        double vdelta;
666 e928649b Michael Niedermayer
        vdelta = ost->sync_ipts * enc->frame_rate / enc->frame_rate_base - ost->sync_opts;
667
        //FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
668
        if (vdelta < -1.1)
669
            nb_frames = 0;
670
        else if (vdelta > 1.1)
671
            nb_frames = 2;
672 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);
673 50c3dd32 Michael Niedermayer
        if (nb_frames == 0){
674
            ++nb_frames_drop;
675
            if (verbose>2)
676
                fprintf(stderr, "*** drop!\n");
677
        }else if (nb_frames == 2) {
678
            ++nb_frames_dup;
679
            if (verbose>2)
680
                fprintf(stderr, "*** dup!\n");
681
        }
682
    }else
683
        ost->sync_opts= lrintf(ost->sync_ipts * enc->frame_rate / enc->frame_rate_base);
684 445f1b83 Roman Shaposhnik
685 ec5517d5 Fabrice Bellard
    if (nb_frames <= 0) 
686 85f07f22 Fabrice Bellard
        return;
687 ce7c56c2 Juanjo
688 cfcf0ffd Fabrice Bellard
    /* convert pixel format if needed */
689 1ff93ffc Todd Kirby
    target_pixfmt = ost->video_resample || ost->video_pad
690
        ? PIX_FMT_YUV420P : enc->pix_fmt;
691 a686caf0 Roman Shaposhnik
    if (dec->pix_fmt != target_pixfmt) {
692 cfcf0ffd Fabrice Bellard
        int size;
693
694
        /* create temporary picture */
695 39518b49 Roman Shaposhnik
        size = avpicture_get_size(target_pixfmt, dec->width, dec->height);
696 0f1578af Fabrice Bellard
        buf = av_malloc(size);
697 cfcf0ffd Fabrice Bellard
        if (!buf)
698
            return;
699 34b10a57 Dieter
        formatted_picture = &picture_format_temp;
700 a4d36c11 Michael Niedermayer
        avpicture_fill((AVPicture*)formatted_picture, buf, target_pixfmt, dec->width, dec->height);
701 cfcf0ffd Fabrice Bellard
        
702 a4d36c11 Michael Niedermayer
        if (img_convert((AVPicture*)formatted_picture, target_pixfmt, 
703 7a0f9d7e Fabrice Bellard
                        (AVPicture *)in_picture, dec->pix_fmt, 
704 cfcf0ffd Fabrice Bellard
                        dec->width, dec->height) < 0) {
705 d8019eb5 Allen Day
706
            if (verbose >= 0)
707
                fprintf(stderr, "pixel format conversion not handled\n");
708
709 cfcf0ffd Fabrice Bellard
            goto the_end;
710
        }
711
    } else {
712 a4d36c11 Michael Niedermayer
        formatted_picture = in_picture;
713 cfcf0ffd Fabrice Bellard
    }
714
715 1ff93ffc Todd Kirby
    /* XXX: resampling could be done before raw format conversion in
716 cfcf0ffd Fabrice Bellard
       some cases to go faster */
717
    /* XXX: only works for YUV420P */
718 85f07f22 Fabrice Bellard
    if (ost->video_resample) {
719 34b10a57 Dieter
        final_picture = &ost->pict_tmp;
720 a4d36c11 Michael Niedermayer
        img_resample(ost->img_resample_ctx, (AVPicture*)final_picture, (AVPicture*)formatted_picture);
721 1ff93ffc Todd Kirby
       
722
        if (ost->padtop || ost->padbottom || ost->padleft || ost->padright) {
723 a4d36c11 Michael Niedermayer
            fill_pad_region((AVPicture*)final_picture, enc->height, enc->width,
724 1ff93ffc Todd Kirby
                    ost->padtop, ost->padbottom, ost->padleft, ost->padright,
725
                    padcolor);
726
        }
727
        
728 a686caf0 Roman Shaposhnik
        if (enc->pix_fmt != PIX_FMT_YUV420P) {
729
            int size;
730
            
731
            av_free(buf);
732
            /* create temporary picture */
733
            size = avpicture_get_size(enc->pix_fmt, enc->width, enc->height);
734
            buf = av_malloc(size);
735
            if (!buf)
736
                return;
737
            final_picture = &picture_format_temp;
738 a4d36c11 Michael Niedermayer
            avpicture_fill((AVPicture*)final_picture, buf, enc->pix_fmt, enc->width, enc->height);
739 a686caf0 Roman Shaposhnik
        
740 a4d36c11 Michael Niedermayer
            if (img_convert((AVPicture*)final_picture, enc->pix_fmt, 
741
                            (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P, 
742 a686caf0 Roman Shaposhnik
                            enc->width, enc->height) < 0) {
743 d8019eb5 Allen Day
744
                if (verbose >= 0)
745
                    fprintf(stderr, "pixel format conversion not handled\n");
746
747 a686caf0 Roman Shaposhnik
                goto the_end;
748
            }
749
        }
750 34b10a57 Dieter
    } else if (ost->video_crop) {
751
        picture_crop_temp.data[0] = formatted_picture->data[0] +
752
                (ost->topBand * formatted_picture->linesize[0]) + ost->leftBand;
753
754
        picture_crop_temp.data[1] = formatted_picture->data[1] +
755
                ((ost->topBand >> 1) * formatted_picture->linesize[1]) +
756
                (ost->leftBand >> 1);
757
758
        picture_crop_temp.data[2] = formatted_picture->data[2] +
759
                ((ost->topBand >> 1) * formatted_picture->linesize[2]) +
760
                (ost->leftBand >> 1);
761
762
        picture_crop_temp.linesize[0] = formatted_picture->linesize[0];
763
        picture_crop_temp.linesize[1] = formatted_picture->linesize[1];
764
        picture_crop_temp.linesize[2] = formatted_picture->linesize[2];
765
        final_picture = &picture_crop_temp;
766 1ff93ffc Todd Kirby
    } else if (ost->video_pad) {
767
        final_picture = &ost->pict_tmp;
768
769
        for (i = 0; i < 3; i++) {
770
            uint8_t *optr, *iptr;
771
            int shift = (i == 0) ? 0 : 1;
772
            int y, yheight;
773
            
774
            /* set offset to start writing image into */
775
            optr = final_picture->data[i] + (((final_picture->linesize[i] * 
776
                            ost->padtop) + ost->padleft) >> shift);
777
            iptr = formatted_picture->data[i];
778
779
            yheight = (enc->height - ost->padtop - ost->padbottom) >> shift;
780
            for (y = 0; y < yheight; y++) {
781
                /* copy unpadded image row into padded image row */
782
                memcpy(optr, iptr, formatted_picture->linesize[i]);
783
                optr += final_picture->linesize[i];
784
                iptr += formatted_picture->linesize[i];
785
            }
786
        }
787
788 a4d36c11 Michael Niedermayer
        fill_pad_region((AVPicture*)final_picture, enc->height, enc->width,
789 1ff93ffc Todd Kirby
                ost->padtop, ost->padbottom, ost->padleft, ost->padright,
790
                padcolor);
791
        
792
        if (enc->pix_fmt != PIX_FMT_YUV420P) {
793
            int size;
794
795
            av_free(buf);
796
            /* create temporary picture */
797
            size = avpicture_get_size(enc->pix_fmt, enc->width, enc->height);
798
            buf = av_malloc(size);
799
            if (!buf)
800
                return;
801
            final_picture = &picture_format_temp;
802 a4d36c11 Michael Niedermayer
            avpicture_fill((AVPicture*)final_picture, buf, enc->pix_fmt, enc->width, enc->height);
803 1ff93ffc Todd Kirby
804 a4d36c11 Michael Niedermayer
            if (img_convert((AVPicture*)final_picture, enc->pix_fmt, 
805
                        (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P, 
806 1ff93ffc Todd Kirby
                        enc->width, enc->height) < 0) {
807 d8019eb5 Allen Day
808
                if (verbose >= 0)
809
                    fprintf(stderr, "pixel format conversion not handled\n");
810
811 1ff93ffc Todd Kirby
                goto the_end;
812
            }
813
        }
814 85f07f22 Fabrice Bellard
    } else {
815 34b10a57 Dieter
        final_picture = formatted_picture;
816 85f07f22 Fabrice Bellard
    }
817
    /* duplicates frame if needed */
818
    /* XXX: pb because no interleaving */
819 ec5517d5 Fabrice Bellard
    for(i=0;i<nb_frames;i++) {
820 e928649b Michael Niedermayer
        AVPacket pkt;
821
        av_init_packet(&pkt);
822
        pkt.stream_index= ost->index;
823
824 e8750b00 Fred Rothganger
        if (s->oformat->flags & AVFMT_RAWPICTURE) {
825
            /* raw pictures are written as AVPicture structure to
826
               avoid any copies. We support temorarily the older
827
               method. */
828 2744ca9a Roman Shaposhnik
            AVFrame* old_frame = enc->coded_frame;
829 e928649b Michael Niedermayer
            enc->coded_frame = dec->coded_frame; //FIXME/XXX remove this hack
830
            pkt.data= (uint8_t *)final_picture;
831
            pkt.size=  sizeof(AVPicture);
832
            if(dec->coded_frame)
833
                pkt.pts= dec->coded_frame->pts;
834
            if(dec->coded_frame && dec->coded_frame->key_frame)
835
                pkt.flags |= PKT_FLAG_KEY;
836
837 3c895fc0 Michael Niedermayer
            av_interleaved_write_frame(s, &pkt);
838 2744ca9a Roman Shaposhnik
            enc->coded_frame = old_frame;
839 e8750b00 Fred Rothganger
        } else {
840 492cd3a9 Michael Niedermayer
            AVFrame big_picture;
841 a4d36c11 Michael Niedermayer
842
            big_picture= *final_picture;
843 7a0f9d7e Fabrice Bellard
            /* better than nothing: use input picture interlaced
844
               settings */
845
            big_picture.interlaced_frame = in_picture->interlaced_frame;
846 bb198e19 Michael Niedermayer
            if(do_interlace_me || do_interlace_dct){
847
                if(top_field_first == -1)
848
                    big_picture.top_field_first = in_picture->top_field_first;
849
                else
850 2a8edc5d Michael Niedermayer
                    big_picture.top_field_first = top_field_first;
851 bb198e19 Michael Niedermayer
            }
852 7a0f9d7e Fabrice Bellard
853 85f07f22 Fabrice Bellard
            /* handles sameq here. This is not correct because it may
854
               not be a global option */
855
            if (same_quality) {
856 1e491e29 Michael Niedermayer
                big_picture.quality = ist->st->quality;
857
            }else
858
                big_picture.quality = ost->st->quality;
859 f4f3223f Michael Niedermayer
            if(!me_threshold)
860
                big_picture.pict_type = 0;
861 50c3dd32 Michael Niedermayer
//            big_picture.pts = AV_NOPTS_VALUE;
862
            big_picture.pts= av_rescale(ost->sync_opts, AV_TIME_BASE*(int64_t)enc->frame_rate_base, enc->frame_rate);
863
//av_log(NULL, AV_LOG_DEBUG, "%lld -> encoder\n", ost->sync_opts);
864 cfcf0ffd Fabrice Bellard
            ret = avcodec_encode_video(enc, 
865 27537106 Michael Niedermayer
                                       bit_buffer, VIDEO_BUFFER_SIZE,
866 1e491e29 Michael Niedermayer
                                       &big_picture);
867 44429457 Juanjo
            //enc->frame_number = enc->real_pict_num;
868 e928649b Michael Niedermayer
            if(ret){
869 27537106 Michael Niedermayer
                pkt.data= bit_buffer;
870 e928649b Michael Niedermayer
                pkt.size= ret;
871
                if(enc->coded_frame)
872
                    pkt.pts= enc->coded_frame->pts;
873 50c3dd32 Michael Niedermayer
/*av_log(NULL, AV_LOG_DEBUG, "encoder -> %lld/%lld\n", 
874
   pkt.pts != AV_NOPTS_VALUE ? av_rescale(pkt.pts, enc->frame_rate, AV_TIME_BASE*(int64_t)enc->frame_rate_base) : -1,
875
   pkt.dts != AV_NOPTS_VALUE ? av_rescale(pkt.dts, enc->frame_rate, AV_TIME_BASE*(int64_t)enc->frame_rate_base) : -1);*/
876
877 e928649b Michael Niedermayer
                if(enc->coded_frame && enc->coded_frame->key_frame)
878
                    pkt.flags |= PKT_FLAG_KEY;
879 3c895fc0 Michael Niedermayer
                av_interleaved_write_frame(s, &pkt);
880 e928649b Michael Niedermayer
                *frame_size = ret;
881
                //fprintf(stderr,"\nFrame: %3d %3d size: %5d type: %d",
882
                //        enc->frame_number-1, enc->real_pict_num, ret,
883
                //        enc->pict_type);
884
                /* if two pass, output log */
885
                if (ost->logfile && enc->stats_out) {
886
                    fprintf(ost->logfile, "%s", enc->stats_out);
887
                }
888 5abdb4b1 Fabrice Bellard
            }
889 85f07f22 Fabrice Bellard
        }
890 50c3dd32 Michael Niedermayer
        ost->sync_opts++;
891 ec5517d5 Fabrice Bellard
        ost->frame_number++;
892 85f07f22 Fabrice Bellard
    }
893 ec5517d5 Fabrice Bellard
 the_end:
894 0f1578af Fabrice Bellard
    av_free(buf);
895
    av_free(buf1);
896 85f07f22 Fabrice Bellard
}
897
898 140cb663 Michael Niedermayer
static double psnr(double d){
899
    if(d==0) return INFINITY;
900 b29f97d1 Zdenek Kabelac
    return -10.0*log(d)/log(10.0);
901 140cb663 Michael Niedermayer
}
902
903 ec5517d5 Fabrice Bellard
static void do_video_stats(AVFormatContext *os, AVOutputStream *ost, 
904
                           int frame_size)
905 ce7c56c2 Juanjo
{
906
    static FILE *fvstats=NULL;
907
    char filename[40];
908 bf5af568 Fabrice Bellard
    time_t today2;
909
    struct tm *today;
910 ce7c56c2 Juanjo
    AVCodecContext *enc;
911
    int frame_number;
912 0c1a9eda Zdenek Kabelac
    int64_t ti;
913 ce7c56c2 Juanjo
    double ti1, bitrate, avg_bitrate;
914
    
915
    if (!fvstats) {
916
        today2 = time(NULL);
917
        today = localtime(&today2);
918
        sprintf(filename, "vstats_%02d%02d%02d.log", today->tm_hour,
919
                                               today->tm_min,
920
                                               today->tm_sec);
921
        fvstats = fopen(filename,"w");
922
        if (!fvstats) {
923
            perror("fopen");
924
            exit(1);
925
        }
926
    }
927
    
928
    ti = MAXINT64;
929
    enc = &ost->st->codec;
930
    if (enc->codec_type == CODEC_TYPE_VIDEO) {
931 ec5517d5 Fabrice Bellard
        frame_number = ost->frame_number;
932 158c7f05 Michael Niedermayer
        fprintf(fvstats, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
933 140cb663 Michael Niedermayer
        if (enc->flags&CODEC_FLAG_PSNR)
934 492cd3a9 Michael Niedermayer
            fprintf(fvstats, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
935 ce7c56c2 Juanjo
        
936
        fprintf(fvstats,"f_size= %6d ", frame_size);
937 ec5517d5 Fabrice Bellard
        /* compute pts value */
938 e928649b Michael Niedermayer
        ti1 = (double)ost->sync_opts *enc->frame_rate_base / enc->frame_rate;
939 ce7c56c2 Juanjo
        if (ti1 < 0.01)
940
            ti1 = 0.01;
941
    
942 14bea432 Michael Niedermayer
        bitrate = (double)(frame_size * 8) * enc->frame_rate / enc->frame_rate_base / 1000.0;
943 1008ceb3 Michael Niedermayer
        avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
944 ce7c56c2 Juanjo
        fprintf(fvstats, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
945 1008ceb3 Michael Niedermayer
            (double)video_size / 1024, ti1, bitrate, avg_bitrate);
946 3db320ea Falk Hüffner
        fprintf(fvstats,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));        
947 ce7c56c2 Juanjo
    }
948 ec5517d5 Fabrice Bellard
}
949
950 b29f97d1 Zdenek Kabelac
static void print_report(AVFormatContext **output_files,
951
                         AVOutputStream **ost_table, int nb_ostreams,
952
                         int is_last_report)
953 ec5517d5 Fabrice Bellard
{
954
    char buf[1024];
955
    AVOutputStream *ost;
956
    AVFormatContext *oc, *os;
957 0c1a9eda Zdenek Kabelac
    int64_t total_size;
958 ec5517d5 Fabrice Bellard
    AVCodecContext *enc;
959
    int frame_number, vid, i;
960
    double bitrate, ti1, pts;
961 0c1a9eda Zdenek Kabelac
    static int64_t last_time = -1;
962 ec5517d5 Fabrice Bellard
    
963
    if (!is_last_report) {
964 0c1a9eda Zdenek Kabelac
        int64_t cur_time;
965 ec5517d5 Fabrice Bellard
        /* display the report every 0.5 seconds */
966
        cur_time = av_gettime();
967
        if (last_time == -1) {
968
            last_time = cur_time;
969
            return;
970
        } 
971
        if ((cur_time - last_time) < 500000)
972
            return;
973
        last_time = cur_time;
974
    }
975
976 ce7c56c2 Juanjo
977 ec5517d5 Fabrice Bellard
    oc = output_files[0];
978
979
    total_size = url_ftell(&oc->pb);
980
    
981
    buf[0] = '\0';
982
    ti1 = 1e10;
983
    vid = 0;
984
    for(i=0;i<nb_ostreams;i++) {
985
        ost = ost_table[i];
986
        os = output_files[ost->file_index];
987
        enc = &ost->st->codec;
988 10d104e4 Philip Gladstone
        if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
989 1e491e29 Michael Niedermayer
            sprintf(buf + strlen(buf), "q=%2.1f ",
990 158c7f05 Michael Niedermayer
                    enc->coded_frame->quality/(float)FF_QP2LAMBDA);
991 10d104e4 Philip Gladstone
        }
992 ec5517d5 Fabrice Bellard
        if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
993
            frame_number = ost->frame_number;
994 1e491e29 Michael Niedermayer
            sprintf(buf + strlen(buf), "frame=%5d q=%2.1f ",
995 158c7f05 Michael Niedermayer
                    frame_number, enc->coded_frame ? enc->coded_frame->quality/(float)FF_QP2LAMBDA : 0);
996 890972be Michael Niedermayer
            if(is_last_report)
997
                sprintf(buf + strlen(buf), "L");
998
            if (enc->flags&CODEC_FLAG_PSNR){
999
                int j;
1000
                double error, error_sum=0;
1001
                double scale, scale_sum=0;
1002
                char type[3]= {'Y','U','V'};
1003
                sprintf(buf + strlen(buf), "PSNR=");
1004
                for(j=0; j<3; j++){
1005
                    if(is_last_report){
1006
                        error= enc->error[j];
1007
                        scale= enc->width*enc->height*255.0*255.0*frame_number;
1008
                    }else{
1009
                        error= enc->coded_frame->error[j];
1010
                        scale= enc->width*enc->height*255.0*255.0;
1011
                    }
1012
                    if(j) scale/=4;
1013
                    error_sum += error;
1014
                    scale_sum += scale;
1015
                    sprintf(buf + strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
1016
                }
1017
                sprintf(buf + strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
1018
            }
1019 ec5517d5 Fabrice Bellard
            vid = 1;
1020
        }
1021
        /* compute min output value */
1022 9ee91c2f Michael Niedermayer
        pts = (double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den;
1023 5d9827bc Kareila
        if ((pts < ti1) && (pts > 0))
1024 ec5517d5 Fabrice Bellard
            ti1 = pts;
1025
    }
1026
    if (ti1 < 0.01)
1027
        ti1 = 0.01;
1028
    
1029 f068206e Bill Eldridge
    if (verbose || is_last_report) {
1030
        bitrate = (double)(total_size * 8) / ti1 / 1000.0;
1031
        
1032
        sprintf(buf + strlen(buf), 
1033 ec5517d5 Fabrice Bellard
            "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
1034
            (double)total_size / 1024, ti1, bitrate);
1035 a6a92a9a Wolfram Gloger
1036
        if (verbose > 1)
1037
          sprintf(buf + strlen(buf), " dup=%d drop=%d",
1038
                  nb_frames_dup, nb_frames_drop);
1039 f068206e Bill Eldridge
        
1040 d8019eb5 Allen Day
        if (verbose >= 0)
1041
            fprintf(stderr, "%s    \r", buf);
1042
1043 ec5517d5 Fabrice Bellard
        fflush(stderr);
1044
    }
1045 f068206e Bill Eldridge
        
1046 1008ceb3 Michael Niedermayer
    if (is_last_report && verbose >= 0){
1047
        int64_t raw= audio_size + video_size + extra_size;
1048 f068206e Bill Eldridge
        fprintf(stderr, "\n");
1049 1008ceb3 Michael Niedermayer
        fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
1050
                video_size/1024.0,
1051
                audio_size/1024.0,
1052
                extra_size/1024.0,
1053
                100.0*(total_size - raw)/raw
1054
        );
1055
    }
1056 ce7c56c2 Juanjo
}
1057
1058 a700a6ae Fabrice Bellard
/* pkt = NULL means EOF (needed to flush decoder buffers) */
1059
static int output_packet(AVInputStream *ist, int ist_index,
1060
                         AVOutputStream **ost_table, int nb_ostreams,
1061 4b85a28f Wolfram Gloger
                         const AVPacket *pkt)
1062 a700a6ae Fabrice Bellard
{
1063
    AVFormatContext *os;
1064
    AVOutputStream *ost;
1065
    uint8_t *ptr;
1066
    int len, ret, i;
1067
    uint8_t *data_buf;
1068
    int data_size, got_picture;
1069
    AVFrame picture;
1070
    short samples[AVCODEC_MAX_AUDIO_FRAME_SIZE / 2];
1071
    void *buffer_to_free;
1072 ff4905a5 Michael Niedermayer
1073 ff906888 Michael Niedermayer
    if (pkt && pkt->dts != AV_NOPTS_VALUE) { //FIXME seems redundant, as libavformat does this too
1074 e928649b Michael Niedermayer
        ist->next_pts = ist->pts = pkt->dts;
1075 a700a6ae Fabrice Bellard
    } else {
1076 986ebcdb Michael Niedermayer
        assert(ist->pts == ist->next_pts);
1077 a700a6ae Fabrice Bellard
    }
1078 ff906888 Michael Niedermayer
1079 a700a6ae Fabrice Bellard
    if (pkt == NULL) {
1080
        /* EOF handling */
1081
        ptr = NULL;
1082
        len = 0;
1083
        goto handle_eof;
1084
    }
1085
1086
    len = pkt->size;
1087
    ptr = pkt->data;
1088
    while (len > 0) {
1089
    handle_eof:
1090
        /* decode the packet if needed */
1091
        data_buf = NULL; /* fail safe */
1092
        data_size = 0;
1093
        if (ist->decoding_needed) {
1094
            switch(ist->st->codec.codec_type) {
1095
            case CODEC_TYPE_AUDIO:
1096
                    /* XXX: could avoid copy if PCM 16 bits with same
1097
                       endianness as CPU */
1098
                ret = avcodec_decode_audio(&ist->st->codec, samples, &data_size,
1099
                                           ptr, len);
1100
                if (ret < 0)
1101
                    goto fail_decode;
1102
                ptr += ret;
1103
                len -= ret;
1104
                /* Some bug in mpeg audio decoder gives */
1105
                /* data_size < 0, it seems they are overflows */
1106
                if (data_size <= 0) {
1107
                    /* no audio frame */
1108
                    continue;
1109
                }
1110
                data_buf = (uint8_t *)samples;
1111 4b85a28f Wolfram Gloger
                ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) / 
1112
                    (ist->st->codec.sample_rate * ist->st->codec.channels);
1113 a700a6ae Fabrice Bellard
                break;
1114
            case CODEC_TYPE_VIDEO:
1115
                    data_size = (ist->st->codec.width * ist->st->codec.height * 3) / 2;
1116
                    /* XXX: allocate picture correctly */
1117 9740beff Michael Niedermayer
                    avcodec_get_frame_defaults(&picture);
1118
1119 a700a6ae Fabrice Bellard
                    ret = avcodec_decode_video(&ist->st->codec, 
1120
                                               &picture, &got_picture, ptr, len);
1121
                    ist->st->quality= picture.quality;
1122
                    if (ret < 0) 
1123
                        goto fail_decode;
1124
                    if (!got_picture) {
1125
                        /* no picture yet */
1126
                        goto discard_packet;
1127
                    }
1128
                    if (ist->st->codec.frame_rate_base != 0) {
1129
                        ist->next_pts += ((int64_t)AV_TIME_BASE * 
1130
                                          ist->st->codec.frame_rate_base) /
1131
                            ist->st->codec.frame_rate;
1132
                    }
1133
                    len = 0;
1134
                    break;
1135
                default:
1136
                    goto fail_decode;
1137
                }
1138
            } else {
1139
                data_buf = ptr;
1140
                data_size = len;
1141
                ret = len;
1142
                len = 0;
1143
            }
1144
1145
            buffer_to_free = NULL;
1146
            if (ist->st->codec.codec_type == CODEC_TYPE_VIDEO) {
1147
                pre_process_video_frame(ist, (AVPicture *)&picture, 
1148
                                        &buffer_to_free);
1149
            }
1150
1151
            /* frame rate emulation */
1152
            if (ist->st->codec.rate_emu) {
1153
                int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec.frame_rate_base, 1000000, ist->st->codec.frame_rate);
1154
                int64_t now = av_gettime() - ist->start;
1155
                if (pts > now)
1156
                    usleep(pts - now);
1157
1158
                ist->frame++;
1159
            }
1160
1161
#if 0
1162
            /* mpeg PTS deordering : if it is a P or I frame, the PTS
1163
               is the one of the next displayed one */
1164
            /* XXX: add mpeg4 too ? */
1165
            if (ist->st->codec.codec_id == CODEC_ID_MPEG1VIDEO) {
1166
                if (ist->st->codec.pict_type != B_TYPE) {
1167
                    int64_t tmp;
1168
                    tmp = ist->last_ip_pts;
1169
                    ist->last_ip_pts  = ist->frac_pts.val;
1170
                    ist->frac_pts.val = tmp;
1171
                }
1172
            }
1173
#endif
1174
            /* if output time reached then transcode raw format, 
1175
               encode packets and output them */
1176
            if (start_time == 0 || ist->pts >= start_time)
1177
                for(i=0;i<nb_ostreams;i++) {
1178
                    int frame_size;
1179
1180
                    ost = ost_table[i];
1181
                    if (ost->source_index == ist_index) {
1182
                        os = output_files[ost->file_index];
1183
1184
#if 0
1185
                        printf("%d: got pts=%0.3f %0.3f\n", i, 
1186
                               (double)pkt->pts / AV_TIME_BASE, 
1187
                               ((double)ist->pts / AV_TIME_BASE) - 
1188 986ebcdb Michael Niedermayer
                               ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
1189 a700a6ae Fabrice Bellard
#endif
1190
                        /* set the input output pts pairs */
1191 a6a92a9a Wolfram Gloger
                        ost->sync_ipts = (double)(ist->pts + input_files_ts_offset[ist->file_index])/ AV_TIME_BASE;
1192 a700a6ae Fabrice Bellard
1193
                        if (ost->encoding_needed) {
1194
                            switch(ost->st->codec.codec_type) {
1195
                            case CODEC_TYPE_AUDIO:
1196
                                do_audio_out(os, ost, ist, data_buf, data_size);
1197
                                break;
1198
                            case CODEC_TYPE_VIDEO:
1199
                                /* find an audio stream for synchro */
1200
                                {
1201
                                    int i;
1202
                                    AVOutputStream *audio_sync, *ost1;
1203
                                    audio_sync = NULL;
1204
                                    for(i=0;i<nb_ostreams;i++) {
1205
                                        ost1 = ost_table[i];
1206
                                        if (ost1->file_index == ost->file_index &&
1207
                                            ost1->st->codec.codec_type == CODEC_TYPE_AUDIO) {
1208
                                            audio_sync = ost1;
1209
                                            break;
1210
                                        }
1211
                                    }
1212
1213 986ebcdb Michael Niedermayer
                                    do_video_out(os, ost, ist, &picture, &frame_size);
1214 1008ceb3 Michael Niedermayer
                                    video_size += frame_size;
1215 a700a6ae Fabrice Bellard
                                    if (do_vstats && frame_size)
1216
                                        do_video_stats(os, ost, frame_size);
1217
                                }
1218
                                break;
1219
                            default:
1220
                                av_abort();
1221
                            }
1222
                        } else {
1223 e928649b Michael Niedermayer
                            AVFrame avframe; //FIXME/XXX remove this
1224
                            AVPacket opkt;
1225
                            av_init_packet(&opkt);
1226
1227 a700a6ae Fabrice Bellard
                            /* no reencoding needed : output the packet directly */
1228
                            /* force the input stream PTS */
1229
                        
1230 9740beff Michael Niedermayer
                            avcodec_get_frame_defaults(&avframe);
1231 a700a6ae Fabrice Bellard
                            ost->st->codec.coded_frame= &avframe;
1232
                            avframe.key_frame = pkt->flags & PKT_FLAG_KEY; 
1233 bf17ff61 Michael Niedermayer
1234 c7baf14b Michael Niedermayer
                            if(ost->st->codec.codec_type == CODEC_TYPE_AUDIO)
1235
                                audio_size += data_size;
1236
                            else if (ost->st->codec.codec_type == CODEC_TYPE_VIDEO)
1237
                                video_size += data_size;
1238
1239 e928649b Michael Niedermayer
                            opkt.stream_index= ost->index;
1240
                            opkt.data= data_buf;
1241
                            opkt.size= data_size;
1242 a6a92a9a Wolfram Gloger
                            opkt.pts= pkt->pts + input_files_ts_offset[ist->file_index];
1243
                            opkt.dts= pkt->dts + input_files_ts_offset[ist->file_index];
1244 e928649b Michael Niedermayer
                            opkt.flags= pkt->flags;
1245
                            
1246 3c895fc0 Michael Niedermayer
                            av_interleaved_write_frame(os, &opkt);
1247 a700a6ae Fabrice Bellard
                            ost->st->codec.frame_number++;
1248
                            ost->frame_number++;
1249
                        }
1250
                    }
1251
                }
1252
            av_free(buffer_to_free);
1253
        }
1254
 discard_packet:
1255 6f824977 Michael Niedermayer
    if (pkt == NULL) {
1256
        /* EOF handling */
1257
  
1258
        for(i=0;i<nb_ostreams;i++) {
1259
            ost = ost_table[i];
1260
            if (ost->source_index == ist_index) {
1261
                AVCodecContext *enc= &ost->st->codec;
1262
                os = output_files[ost->file_index];
1263
                
1264
                if(ost->st->codec.codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
1265
                    continue;
1266
                if(ost->st->codec.codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
1267
                    continue;
1268
1269
                if (ost->encoding_needed) {
1270
                    for(;;) {
1271
                        AVPacket pkt;
1272
                        av_init_packet(&pkt);
1273
                        pkt.stream_index= ost->index;
1274
 
1275
                        switch(ost->st->codec.codec_type) {
1276
                        case CODEC_TYPE_AUDIO:        
1277 27537106 Michael Niedermayer
                            ret = avcodec_encode_audio(enc, bit_buffer, VIDEO_BUFFER_SIZE, NULL);
1278 6f824977 Michael Niedermayer
                            audio_size += ret;
1279
                            pkt.flags |= PKT_FLAG_KEY;
1280
                            break;
1281
                        case CODEC_TYPE_VIDEO:
1282 27537106 Michael Niedermayer
                            ret = avcodec_encode_video(enc, bit_buffer, VIDEO_BUFFER_SIZE, NULL);
1283 6f824977 Michael Niedermayer
                            video_size += ret;
1284
                            if(enc->coded_frame && enc->coded_frame->key_frame)
1285
                                pkt.flags |= PKT_FLAG_KEY;
1286
                            if (ost->logfile && enc->stats_out) {
1287
                                fprintf(ost->logfile, "%s", enc->stats_out);
1288
                            }
1289
                            break;
1290
                        default:
1291
                            ret=-1;
1292
                        }
1293
                            
1294
                        if(ret<=0)
1295
                            break;
1296 27537106 Michael Niedermayer
                        pkt.data= bit_buffer;
1297 6f824977 Michael Niedermayer
                        pkt.size= ret;
1298
                        if(enc->coded_frame)
1299
                            pkt.pts= enc->coded_frame->pts;
1300
                        av_interleaved_write_frame(os, &pkt);
1301
                    }
1302
                }
1303
            }
1304
        }
1305
    }
1306
 
1307 a700a6ae Fabrice Bellard
    return 0;
1308
 fail_decode:
1309
    return -1;
1310
}
1311
1312
1313 85f07f22 Fabrice Bellard
/*
1314
 * The following code is the main loop of the file converter
1315
 */
1316
static int av_encode(AVFormatContext **output_files,
1317
                     int nb_output_files,
1318
                     AVFormatContext **input_files,
1319
                     int nb_input_files,
1320
                     AVStreamMap *stream_maps, int nb_stream_maps)
1321
{
1322 445f1b83 Roman Shaposhnik
    int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
1323 85f07f22 Fabrice Bellard
    AVFormatContext *is, *os;
1324
    AVCodecContext *codec, *icodec;
1325
    AVOutputStream *ost, **ost_table = NULL;
1326
    AVInputStream *ist, **ist_table = NULL;
1327 bdc4796f Fabrice Bellard
    AVInputFile *file_table;
1328 51bd4565 Philip Gladstone
    AVFormatContext *stream_no_data;
1329 cb09b2ed Philip Gladstone
    int key;
1330 bdc4796f Fabrice Bellard
1331 51bd4565 Philip Gladstone
    file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile));
1332 bdc4796f Fabrice Bellard
    if (!file_table)
1333
        goto fail;
1334 85f07f22 Fabrice Bellard
1335 27537106 Michael Niedermayer
    if (!bit_buffer)
1336
        bit_buffer = av_malloc(VIDEO_BUFFER_SIZE);
1337
    if (!bit_buffer)
1338
        goto fail;
1339
        
1340 85f07f22 Fabrice Bellard
    /* input stream init */
1341
    j = 0;
1342
    for(i=0;i<nb_input_files;i++) {
1343
        is = input_files[i];
1344
        file_table[i].ist_index = j;
1345 79fdaa4c Fabrice Bellard
        file_table[i].nb_streams = is->nb_streams;
1346 85f07f22 Fabrice Bellard
        j += is->nb_streams;
1347
    }
1348
    nb_istreams = j;
1349
1350
    ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
1351
    if (!ist_table)
1352 bdc4796f Fabrice Bellard
        goto fail;
1353 85f07f22 Fabrice Bellard
    
1354
    for(i=0;i<nb_istreams;i++) {
1355
        ist = av_mallocz(sizeof(AVInputStream));
1356
        if (!ist)
1357
            goto fail;
1358
        ist_table[i] = ist;
1359
    }
1360
    j = 0;
1361
    for(i=0;i<nb_input_files;i++) {
1362
        is = input_files[i];
1363
        for(k=0;k<is->nb_streams;k++) {
1364
            ist = ist_table[j++];
1365
            ist->st = is->streams[k];
1366
            ist->file_index = i;
1367
            ist->index = k;
1368
            ist->discard = 1; /* the stream is discarded by default
1369
                                 (changed later) */
1370 bdfcbbed Max Krasnyansky
1371
            if (ist->st->codec.rate_emu) {
1372
                ist->start = av_gettime();
1373
                ist->frame = 0;
1374
            }
1375 85f07f22 Fabrice Bellard
        }
1376
    }
1377
1378
    /* output stream init */
1379
    nb_ostreams = 0;
1380
    for(i=0;i<nb_output_files;i++) {
1381
        os = output_files[i];
1382
        nb_ostreams += os->nb_streams;
1383
    }
1384
    if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
1385
        fprintf(stderr, "Number of stream maps must match number of output streams\n");
1386
        exit(1);
1387
    }
1388
1389 bd073980 Brian Foley
    /* Sanity check the mapping args -- do the input files & streams exist? */
1390
    for(i=0;i<nb_stream_maps;i++) {
1391
        int fi = stream_maps[i].file_index;
1392
        int si = stream_maps[i].stream_index;
1393
        
1394
        if (fi < 0 || fi > nb_input_files - 1 ||
1395
            si < 0 || si > file_table[fi].nb_streams - 1) {
1396
            fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
1397
            exit(1);
1398
        }
1399
    }
1400
    
1401 85f07f22 Fabrice Bellard
    ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
1402
    if (!ost_table)
1403
        goto fail;
1404
    for(i=0;i<nb_ostreams;i++) {
1405
        ost = av_mallocz(sizeof(AVOutputStream));
1406
        if (!ost)
1407
            goto fail;
1408
        ost_table[i] = ost;
1409
    }
1410
    
1411
    n = 0;
1412
    for(k=0;k<nb_output_files;k++) {
1413
        os = output_files[k];
1414
        for(i=0;i<os->nb_streams;i++) {
1415
            int found;
1416
            ost = ost_table[n++];
1417
            ost->file_index = k;
1418
            ost->index = i;
1419
            ost->st = os->streams[i];
1420
            if (nb_stream_maps > 0) {
1421
                ost->source_index = file_table[stream_maps[n-1].file_index].ist_index + 
1422
                    stream_maps[n-1].stream_index;
1423 bd073980 Brian Foley
                    
1424
                /* Sanity check that the stream types match */
1425
                if (ist_table[ost->source_index]->st->codec.codec_type != ost->st->codec.codec_type) {
1426
                    fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
1427
                        stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
1428
                        ost->file_index, ost->index);
1429
                    exit(1);
1430
                }
1431
                
1432 85f07f22 Fabrice Bellard
            } else {
1433
                /* get corresponding input stream index : we select the first one with the right type */
1434
                found = 0;
1435
                for(j=0;j<nb_istreams;j++) {
1436
                    ist = ist_table[j];
1437
                    if (ist->discard && 
1438
                        ist->st->codec.codec_type == ost->st->codec.codec_type) {
1439
                        ost->source_index = j;
1440
                        found = 1;
1441
                    }
1442
                }
1443
                
1444
                if (!found) {
1445
                    /* try again and reuse existing stream */
1446
                    for(j=0;j<nb_istreams;j++) {
1447
                        ist = ist_table[j];
1448
                        if (ist->st->codec.codec_type == ost->st->codec.codec_type) {
1449
                            ost->source_index = j;
1450
                            found = 1;
1451
                        }
1452
                    }
1453
                    if (!found) {
1454
                        fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
1455
                                ost->file_index, ost->index);
1456
                        exit(1);
1457
                    }
1458
                }
1459
            }
1460
            ist = ist_table[ost->source_index];
1461
            ist->discard = 0;
1462
        }
1463
    }
1464
1465
    /* for each output stream, we compute the right encoding parameters */
1466
    for(i=0;i<nb_ostreams;i++) {
1467
        ost = ost_table[i];
1468
        ist = ist_table[ost->source_index];
1469
1470
        codec = &ost->st->codec;
1471
        icodec = &ist->st->codec;
1472
1473 1629626f Fabrice Bellard
        if (ost->st->stream_copy) {
1474
            /* if stream_copy is selected, no need to decode or encode */
1475
            codec->codec_id = icodec->codec_id;
1476
            codec->codec_type = icodec->codec_type;
1477
            codec->codec_tag = icodec->codec_tag;
1478
            codec->bit_rate = icodec->bit_rate;
1479
            switch(codec->codec_type) {
1480
            case CODEC_TYPE_AUDIO:
1481
                codec->sample_rate = icodec->sample_rate;
1482
                codec->channels = icodec->channels;
1483 0a3b0447 Michael Niedermayer
                codec->frame_size = icodec->frame_size;
1484 1629626f Fabrice Bellard
                break;
1485
            case CODEC_TYPE_VIDEO:
1486
                codec->frame_rate = icodec->frame_rate;
1487 14bea432 Michael Niedermayer
                codec->frame_rate_base = icodec->frame_rate_base;
1488 1629626f Fabrice Bellard
                codec->width = icodec->width;
1489
                codec->height = icodec->height;
1490
                break;
1491
            default:
1492
                av_abort();
1493
            }
1494
        } else {
1495
            switch(codec->codec_type) {
1496
            case CODEC_TYPE_AUDIO:
1497 85f07f22 Fabrice Bellard
                if (fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE))
1498
                    goto fail;
1499 1629626f Fabrice Bellard
                
1500 85f07f22 Fabrice Bellard
                if (codec->channels == icodec->channels &&
1501
                    codec->sample_rate == icodec->sample_rate) {
1502
                    ost->audio_resample = 0;
1503
                } else {
1504 e0d2714a Juanjo
                    if (codec->channels != icodec->channels &&
1505
                        icodec->codec_id == CODEC_ID_AC3) {
1506
                        /* Special case for 5:1 AC3 input */
1507
                        /* and mono or stereo output      */
1508 6dc96cb0 Juanjo
                        /* Request specific number of channels */
1509
                        icodec->channels = codec->channels;
1510
                        if (codec->sample_rate == icodec->sample_rate)
1511
                            ost->audio_resample = 0;
1512
                        else {
1513
                            ost->audio_resample = 1;
1514
                        }
1515 e0d2714a Juanjo
                    } else {
1516
                        ost->audio_resample = 1; 
1517 986ebcdb Michael Niedermayer
                    }
1518
                }
1519 ff4905a5 Michael Niedermayer
                if(audio_sync_method>1)
1520 986ebcdb Michael Niedermayer
                    ost->audio_resample = 1;
1521
1522
                if(ost->audio_resample){
1523
                    ost->resample = audio_resample_init(codec->channels, icodec->channels,
1524
                                                    codec->sample_rate, icodec->sample_rate);
1525
                    if(!ost->resample){
1526
                        printf("Can't resample.  Aborting.\n");
1527
                        av_abort();
1528 e0d2714a Juanjo
                    }
1529 85f07f22 Fabrice Bellard
                }
1530
                ist->decoding_needed = 1;
1531
                ost->encoding_needed = 1;
1532 1629626f Fabrice Bellard
                break;
1533
            case CODEC_TYPE_VIDEO:
1534 85f07f22 Fabrice Bellard
                if (codec->width == icodec->width &&
1535 34b10a57 Dieter
                    codec->height == icodec->height &&
1536
                    frame_topBand == 0 &&
1537
                    frame_bottomBand == 0 &&
1538
                    frame_leftBand == 0 &&
1539 1ff93ffc Todd Kirby
                    frame_rightBand == 0 && 
1540
                    frame_padtop == 0 &&
1541
                    frame_padbottom == 0 &&
1542
                    frame_padleft == 0 &&
1543
                    frame_padright == 0)
1544 34b10a57 Dieter
                {
1545
                    ost->video_resample = 0;
1546
                    ost->video_crop = 0;
1547 1ff93ffc Todd Kirby
                    ost->video_pad = 0;
1548 34b10a57 Dieter
                } else if ((codec->width == icodec->width -
1549
                                (frame_leftBand + frame_rightBand)) &&
1550
                        (codec->height == icodec->height -
1551
                                (frame_topBand  + frame_bottomBand)))
1552
                {
1553 85f07f22 Fabrice Bellard
                    ost->video_resample = 0;
1554 34b10a57 Dieter
                    ost->video_crop = 1;
1555
                    ost->topBand = frame_topBand;
1556
                    ost->leftBand = frame_leftBand;
1557 1ff93ffc Todd Kirby
                } else if ((codec->width == icodec->width + 
1558
                                (frame_padleft + frame_padright)) &&
1559
                        (codec->height == icodec->height +
1560
                                (frame_padtop + frame_padbottom))) {
1561
                    ost->video_resample = 0;
1562
                    ost->video_crop = 0;
1563
                    ost->video_pad = 1;
1564
                    ost->padtop = frame_padtop;
1565
                    ost->padleft = frame_padleft;
1566
                    ost->padbottom = frame_padbottom;
1567
                    ost->padright = frame_padright;
1568 2de28abb Michael Niedermayer
                    avcodec_get_frame_defaults(&ost->pict_tmp);
1569 a4d36c11 Michael Niedermayer
                    if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
1570 1ff93ffc Todd Kirby
                                codec->width, codec->height ) )
1571
                        goto fail;
1572 85f07f22 Fabrice Bellard
                } else {
1573
                    ost->video_resample = 1;
1574 34b10a57 Dieter
                    ost->video_crop = 0; // cropping is handled as part of resample
1575 2de28abb Michael Niedermayer
                    avcodec_get_frame_defaults(&ost->pict_tmp);
1576 a4d36c11 Michael Niedermayer
                    if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
1577 2caa92d9 Michael Niedermayer
                                         codec->width, codec->height ) )
1578 85f07f22 Fabrice Bellard
                        goto fail;
1579
1580 ab6d194a Michael Niedermayer
                    ost->img_resample_ctx = img_resample_full_init( 
1581 85f07f22 Fabrice Bellard
                                      ost->st->codec.width, ost->st->codec.height,
1582 ab6d194a Michael Niedermayer
                                      ist->st->codec.width, ist->st->codec.height,
1583
                                      frame_topBand, frame_bottomBand,
1584 1ff93ffc Todd Kirby
                            frame_leftBand, frame_rightBand, 
1585
                            frame_padtop, frame_padbottom, 
1586
                            frame_padleft, frame_padright);
1587
                    
1588
                    ost->padtop = frame_padtop;
1589
                    ost->padleft = frame_padleft;
1590
                    ost->padbottom = frame_padbottom;
1591
                    ost->padright = frame_padright;
1592
                   
1593 85f07f22 Fabrice Bellard
                }
1594
                ost->encoding_needed = 1;
1595
                ist->decoding_needed = 1;
1596 1629626f Fabrice Bellard
                break;
1597
            default:
1598
                av_abort();
1599 85f07f22 Fabrice Bellard
            }
1600 1629626f Fabrice Bellard
            /* two pass mode */
1601
            if (ost->encoding_needed && 
1602
                (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
1603
                char logfilename[1024];
1604
                FILE *f;
1605
                int size;
1606
                char *logbuffer;
1607
                
1608
                snprintf(logfilename, sizeof(logfilename), "%s-%d.log", 
1609
                         pass_logfilename ? 
1610
                         pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
1611
                if (codec->flags & CODEC_FLAG_PASS1) {
1612
                    f = fopen(logfilename, "w");
1613
                    if (!f) {
1614
                        perror(logfilename);
1615
                        exit(1);
1616
                    }
1617
                    ost->logfile = f;
1618
                } else {
1619
                    /* read the log file */
1620
                    f = fopen(logfilename, "r");
1621
                    if (!f) {
1622
                        perror(logfilename);
1623
                        exit(1);
1624
                    }
1625
                    fseek(f, 0, SEEK_END);
1626
                    size = ftell(f);
1627
                    fseek(f, 0, SEEK_SET);
1628
                    logbuffer = av_malloc(size + 1);
1629
                    if (!logbuffer) {
1630
                        fprintf(stderr, "Could not allocate log buffer\n");
1631
                        exit(1);
1632
                    }
1633 4776fa92 Gael Chardon
                    size = fread(logbuffer, 1, size, f);
1634 1629626f Fabrice Bellard
                    fclose(f);
1635
                    logbuffer[size] = '\0';
1636
                    codec->stats_in = logbuffer;
1637 5abdb4b1 Fabrice Bellard
                }
1638
            }
1639
        }
1640 85f07f22 Fabrice Bellard
    }
1641
1642 1629626f Fabrice Bellard
    /* dump the file output parameters - cannot be done before in case
1643
       of stream copy */
1644
    for(i=0;i<nb_output_files;i++) {
1645
        dump_format(output_files[i], i, output_files[i]->filename, 1);
1646
    }
1647
1648
    /* dump the stream mapping */
1649 d8019eb5 Allen Day
    if (verbose >= 0) {
1650
        fprintf(stderr, "Stream mapping:\n");
1651
        for(i=0;i<nb_ostreams;i++) {
1652
            ost = ost_table[i];
1653
            fprintf(stderr, "  Stream #%d.%d -> #%d.%d\n",
1654
                    ist_table[ost->source_index]->file_index,
1655
                    ist_table[ost->source_index]->index,
1656
                    ost->file_index, 
1657
                    ost->index);
1658
        }
1659 1629626f Fabrice Bellard
    }
1660
1661 85f07f22 Fabrice Bellard
    /* open each encoder */
1662
    for(i=0;i<nb_ostreams;i++) {
1663
        ost = ost_table[i];
1664
        if (ost->encoding_needed) {
1665
            AVCodec *codec;
1666
            codec = avcodec_find_encoder(ost->st->codec.codec_id);
1667
            if (!codec) {
1668
                fprintf(stderr, "Unsupported codec for output stream #%d.%d\n", 
1669
                        ost->file_index, ost->index);
1670
                exit(1);
1671
            }
1672
            if (avcodec_open(&ost->st->codec, codec) < 0) {
1673
                fprintf(stderr, "Error while opening codec for stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height\n", 
1674
                        ost->file_index, ost->index);
1675
                exit(1);
1676
            }
1677 1008ceb3 Michael Niedermayer
            extra_size += ost->st->codec.extradata_size;
1678 85f07f22 Fabrice Bellard
        }
1679
    }
1680
1681
    /* open each decoder */
1682
    for(i=0;i<nb_istreams;i++) {
1683
        ist = ist_table[i];
1684
        if (ist->decoding_needed) {
1685
            AVCodec *codec;
1686
            codec = avcodec_find_decoder(ist->st->codec.codec_id);
1687
            if (!codec) {
1688 10d104e4 Philip Gladstone
                fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n", 
1689
                        ist->st->codec.codec_id, ist->file_index, ist->index);
1690 85f07f22 Fabrice Bellard
                exit(1);
1691
            }
1692
            if (avcodec_open(&ist->st->codec, codec) < 0) {
1693
                fprintf(stderr, "Error while opening codec for input stream #%d.%d\n", 
1694
                        ist->file_index, ist->index);
1695
                exit(1);
1696
            }
1697 6dc96cb0 Juanjo
            //if (ist->st->codec.codec_type == CODEC_TYPE_VIDEO)
1698
            //    ist->st->codec.flags |= CODEC_FLAG_REPEAT_FIELD;
1699 85f07f22 Fabrice Bellard
        }
1700
    }
1701
1702
    /* init pts */
1703
    for(i=0;i<nb_istreams;i++) {
1704
        ist = ist_table[i];
1705 445f1b83 Roman Shaposhnik
        is = input_files[ist->file_index];
1706 e7d0374f Roman Shaposhnik
        ist->pts = 0;
1707 254abc2e Fabrice Bellard
        ist->next_pts = 0;
1708 ff4905a5 Michael Niedermayer
        ist->is_start = 1;
1709 85f07f22 Fabrice Bellard
    }
1710
    
1711
    /* compute buffer size max (should use a complete heuristic) */
1712
    for(i=0;i<nb_input_files;i++) {
1713
        file_table[i].buffer_size_max = 2048;
1714
    }
1715
1716
    /* open files and write file headers */
1717
    for(i=0;i<nb_output_files;i++) {
1718
        os = output_files[i];
1719 79fdaa4c Fabrice Bellard
        if (av_write_header(os) < 0) {
1720 a38469e1 Fabrice Bellard
            fprintf(stderr, "Could not write header for output file #%d (incorrect codec paramters ?)\n", i);
1721
            ret = -EINVAL;
1722
            goto fail;
1723
        }
1724 85f07f22 Fabrice Bellard
    }
1725
1726 a38469e1 Fabrice Bellard
#ifndef CONFIG_WIN32
1727 d8019eb5 Allen Day
    if ( !using_stdin && verbose >= 0) {
1728 d9a916e2 Charles Yates
        fprintf(stderr, "Press [q] to stop encoding\n");
1729 b51469a0 Leon van Stuivenberg
        url_set_interrupt_cb(decode_interrupt_cb);
1730
    }
1731 a38469e1 Fabrice Bellard
#endif
1732
    term_init();
1733
1734 51bd4565 Philip Gladstone
    stream_no_data = 0;
1735 cb09b2ed Philip Gladstone
    key = -1;
1736 51bd4565 Philip Gladstone
1737 d9a916e2 Charles Yates
    for(; received_sigterm == 0;) {
1738 85f07f22 Fabrice Bellard
        int file_index, ist_index;
1739
        AVPacket pkt;
1740 23ffe323 Michael Niedermayer
        double ipts_min= 1e100;
1741
        double opts_min= 1e100;
1742
1743 85f07f22 Fabrice Bellard
    redo:
1744 a38469e1 Fabrice Bellard
        /* if 'q' pressed, exits */
1745 d9a916e2 Charles Yates
        if (!using_stdin) {
1746 b51469a0 Leon van Stuivenberg
            if (q_pressed)
1747
                break;
1748 cb09b2ed Philip Gladstone
            /* read_key() returns 0 on EOF */
1749
            key = read_key();
1750
            if (key == 'q')
1751
                break;
1752
        }
1753 a38469e1 Fabrice Bellard
1754 ec5517d5 Fabrice Bellard
        /* select the stream that we must read now by looking at the
1755
           smallest output pts */
1756 85f07f22 Fabrice Bellard
        file_index = -1;
1757 ec5517d5 Fabrice Bellard
        for(i=0;i<nb_ostreams;i++) {
1758 23ffe323 Michael Niedermayer
            double ipts, opts;
1759 ec5517d5 Fabrice Bellard
            ost = ost_table[i];
1760
            os = output_files[ost->file_index];
1761
            ist = ist_table[ost->source_index];
1762 23ffe323 Michael Niedermayer
            if(ost->st->codec.codec_type == CODEC_TYPE_VIDEO)
1763
                opts = (double)ost->sync_opts * ost->st->codec.frame_rate_base / ost->st->codec.frame_rate;
1764
            else
1765
                opts = (double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den;
1766
            ipts = (double)ist->pts;
1767
            if (!file_table[ist->file_index].eof_reached){
1768
                if(ipts < ipts_min) {
1769
                    ipts_min = ipts;
1770
                    if(input_sync ) file_index = ist->file_index;
1771
                }
1772
                if(opts < opts_min) {
1773
                    opts_min = opts;
1774
                    if(!input_sync) file_index = ist->file_index;
1775
                }
1776 85f07f22 Fabrice Bellard
            }
1777
        }
1778
        /* if none, if is finished */
1779 51bd4565 Philip Gladstone
        if (file_index < 0) {
1780 85f07f22 Fabrice Bellard
            break;
1781 ec5517d5 Fabrice Bellard
        }
1782
1783 85f07f22 Fabrice Bellard
        /* finish if recording time exhausted */
1784 23ffe323 Michael Niedermayer
        if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
1785 85f07f22 Fabrice Bellard
            break;
1786 ec5517d5 Fabrice Bellard
1787 254abc2e Fabrice Bellard
        /* read a frame from it and output it in the fifo */
1788 85f07f22 Fabrice Bellard
        is = input_files[file_index];
1789 254abc2e Fabrice Bellard
        if (av_read_frame(is, &pkt) < 0) {
1790 85f07f22 Fabrice Bellard
            file_table[file_index].eof_reached = 1;
1791
            continue;
1792
        }
1793 303e50e6 Michael Niedermayer
1794 51bd4565 Philip Gladstone
        if (!pkt.size) {
1795
            stream_no_data = is;
1796
        } else {
1797
            stream_no_data = 0;
1798
        }
1799 254abc2e Fabrice Bellard
        if (do_pkt_dump) {
1800
            av_pkt_dump(stdout, &pkt, do_hex_dump);
1801 817b23ff Fabrice Bellard
        }
1802 79fdaa4c Fabrice Bellard
        /* the following test is needed in case new streams appear
1803
           dynamically in stream : we ignore them */
1804
        if (pkt.stream_index >= file_table[file_index].nb_streams)
1805 bf5af568 Fabrice Bellard
            goto discard_packet;
1806 85f07f22 Fabrice Bellard
        ist_index = file_table[file_index].ist_index + pkt.stream_index;
1807
        ist = ist_table[ist_index];
1808 bf5af568 Fabrice Bellard
        if (ist->discard)
1809
            goto discard_packet;
1810 85f07f22 Fabrice Bellard
1811 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);
1812
        if (pkt.dts != AV_NOPTS_VALUE) {
1813
            int64_t delta= pkt.dts - ist->next_pts;
1814
            if(ABS(delta) > 10LL*AV_TIME_BASE && !copy_ts){
1815
                input_files_ts_offset[ist->file_index]-= delta;
1816
                if (verbose > 2)
1817
                    fprintf(stderr, "timestamp discontinuity %lld, new offset= %lld\n", delta, input_files_ts_offset[ist->file_index]);
1818
                for(i=0; i<file_table[file_index].nb_streams; i++){
1819
                    int index= file_table[file_index].ist_index + i;
1820
                    ist_table[index]->next_pts += delta;
1821 ff4905a5 Michael Niedermayer
                    ist_table[index]->is_start=1;
1822 72bd8100 Michael Niedermayer
                }
1823
            }
1824
        }
1825
1826 8831db5c Michael Niedermayer
        //fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->index, pkt.size);
1827 a700a6ae Fabrice Bellard
        if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
1828 d8019eb5 Allen Day
1829
            if (verbose >= 0)
1830
                fprintf(stderr, "Error while decoding stream #%d.%d\n",
1831
                        ist->file_index, ist->index);
1832
1833 a700a6ae Fabrice Bellard
            av_free_packet(&pkt);
1834
            goto redo;
1835 fe08925f Michael Niedermayer
        }
1836 a700a6ae Fabrice Bellard
        
1837 bf5af568 Fabrice Bellard
    discard_packet:
1838 85f07f22 Fabrice Bellard
        av_free_packet(&pkt);
1839
        
1840 ec5517d5 Fabrice Bellard
        /* dump report by using the output first video and audio streams */
1841
        print_report(output_files, ost_table, nb_ostreams, 0);
1842 85f07f22 Fabrice Bellard
    }
1843 a700a6ae Fabrice Bellard
1844
    /* at the end of stream, we must flush the decoder buffers */
1845
    for(i=0;i<nb_istreams;i++) {
1846
        ist = ist_table[i];
1847
        if (ist->decoding_needed) {
1848
            output_packet(ist, i, ost_table, nb_ostreams, NULL);
1849
        }
1850
    }
1851
1852 a38469e1 Fabrice Bellard
    term_exit();
1853 85f07f22 Fabrice Bellard
1854 c4e37247 Michael Niedermayer
    /* write the trailer if needed and close file */
1855
    for(i=0;i<nb_output_files;i++) {
1856
        os = output_files[i];
1857
        av_write_trailer(os);
1858
    }
1859
1860 37f5cd5a Michael Niedermayer
    /* dump report by using the first video and audio streams */
1861
    print_report(output_files, ost_table, nb_ostreams, 1);
1862
1863 85f07f22 Fabrice Bellard
    /* close each encoder */
1864
    for(i=0;i<nb_ostreams;i++) {
1865
        ost = ost_table[i];
1866
        if (ost->encoding_needed) {
1867 5abdb4b1 Fabrice Bellard
            av_freep(&ost->st->codec.stats_in);
1868 85f07f22 Fabrice Bellard
            avcodec_close(&ost->st->codec);
1869
        }
1870
    }
1871
    
1872
    /* close each decoder */
1873
    for(i=0;i<nb_istreams;i++) {
1874
        ist = ist_table[i];
1875
        if (ist->decoding_needed) {
1876
            avcodec_close(&ist->st->codec);
1877
        }
1878
    }
1879
1880
    /* finished ! */
1881
    
1882
    ret = 0;
1883
 fail1:
1884 0f1578af Fabrice Bellard
    av_free(file_table);
1885 bdc4796f Fabrice Bellard
1886 85f07f22 Fabrice Bellard
    if (ist_table) {
1887
        for(i=0;i<nb_istreams;i++) {
1888
            ist = ist_table[i];
1889 0f1578af Fabrice Bellard
            av_free(ist);
1890 85f07f22 Fabrice Bellard
        }
1891 0f1578af Fabrice Bellard
        av_free(ist_table);
1892 85f07f22 Fabrice Bellard
    }
1893
    if (ost_table) {
1894
        for(i=0;i<nb_ostreams;i++) {
1895
            ost = ost_table[i];
1896
            if (ost) {
1897 5abdb4b1 Fabrice Bellard
                if (ost->logfile) {
1898
                    fclose(ost->logfile);
1899
                    ost->logfile = NULL;
1900
                }
1901 bf5af568 Fabrice Bellard
                fifo_free(&ost->fifo); /* works even if fifo is not
1902
                                          initialized but set to zero */
1903 0f1578af Fabrice Bellard
                av_free(ost->pict_tmp.data[0]);
1904 85f07f22 Fabrice Bellard
                if (ost->video_resample)
1905
                    img_resample_close(ost->img_resample_ctx);
1906
                if (ost->audio_resample)
1907
                    audio_resample_close(ost->resample);
1908 0f1578af Fabrice Bellard
                av_free(ost);
1909 85f07f22 Fabrice Bellard
            }
1910
        }
1911 0f1578af Fabrice Bellard
        av_free(ost_table);
1912 85f07f22 Fabrice Bellard
    }
1913
    return ret;
1914
 fail:
1915
    ret = -ENOMEM;
1916
    goto fail1;
1917
}
1918
1919
#if 0
1920
int file_read(const char *filename)
1921
{
1922
    URLContext *h;
1923
    unsigned char buffer[1024];
1924
    int len, i;
1925

1926
    if (url_open(&h, filename, O_RDONLY) < 0) {
1927
        printf("could not open '%s'\n", filename);
1928
        return -1;
1929
    }
1930
    for(;;) {
1931
        len = url_read(h, buffer, sizeof(buffer));
1932
        if (len <= 0)
1933
            break;
1934
        for(i=0;i<len;i++) putchar(buffer[i]);
1935
    }
1936
    url_close(h);
1937
    return 0;
1938
}
1939
#endif
1940
1941 b29f97d1 Zdenek Kabelac
static void opt_image_format(const char *arg)
1942 817b23ff Fabrice Bellard
{
1943
    AVImageFormat *f;
1944
    
1945
    for(f = first_image_format; f != NULL; f = f->next) {
1946
        if (!strcmp(arg, f->name))
1947
            break;
1948
    }
1949
    if (!f) {
1950
        fprintf(stderr, "Unknown image format: '%s'\n", arg);
1951
        exit(1);
1952
    }
1953
    image_format = f;
1954
}
1955
1956 b29f97d1 Zdenek Kabelac
static void opt_format(const char *arg)
1957 85f07f22 Fabrice Bellard
{
1958 817b23ff Fabrice Bellard
    /* compatibility stuff for pgmyuv */
1959
    if (!strcmp(arg, "pgmyuv")) {
1960
        opt_image_format(arg);
1961
        arg = "image";
1962
    }
1963
1964 79fdaa4c Fabrice Bellard
    file_iformat = av_find_input_format(arg);
1965
    file_oformat = guess_format(arg, NULL, NULL);
1966
    if (!file_iformat && !file_oformat) {
1967
        fprintf(stderr, "Unknown input or output format: %s\n", arg);
1968 85f07f22 Fabrice Bellard
        exit(1);
1969
    }
1970
}
1971
1972 b29f97d1 Zdenek Kabelac
static void opt_video_bitrate(const char *arg)
1973 85f07f22 Fabrice Bellard
{
1974
    video_bit_rate = atoi(arg) * 1000;
1975
}
1976
1977 b29f97d1 Zdenek Kabelac
static void opt_video_bitrate_tolerance(const char *arg)
1978 9cdd6a24 Michael Niedermayer
{
1979
    video_bit_rate_tolerance = atoi(arg) * 1000;
1980
}
1981
1982 b29f97d1 Zdenek Kabelac
static void opt_video_bitrate_max(const char *arg)
1983 3aa102be Michael Niedermayer
{
1984
    video_rc_max_rate = atoi(arg) * 1000;
1985
}
1986
1987 b29f97d1 Zdenek Kabelac
static void opt_video_bitrate_min(const char *arg)
1988 3aa102be Michael Niedermayer
{
1989
    video_rc_min_rate = atoi(arg) * 1000;
1990
}
1991
1992 b29f97d1 Zdenek Kabelac
static void opt_video_buffer_size(const char *arg)
1993 946c8a12 Michael Niedermayer
{
1994 622348f9 Michael Niedermayer
    video_rc_buffer_size = atoi(arg) * 8*1024;
1995 946c8a12 Michael Niedermayer
}
1996
1997 b29f97d1 Zdenek Kabelac
static void opt_video_rc_eq(char *arg)
1998 3aa102be Michael Niedermayer
{
1999
    video_rc_eq = arg;
2000
}
2001
2002 b29f97d1 Zdenek Kabelac
static void opt_video_rc_override_string(char *arg)
2003 ac2830ec Michael Niedermayer
{
2004
    video_rc_override_string = arg;
2005
}
2006
2007 3aa102be Michael Niedermayer
2008 b29f97d1 Zdenek Kabelac
static void opt_workaround_bugs(const char *arg)
2009 fe670d09 Michael Niedermayer
{
2010
    workaround_bugs = atoi(arg);
2011
}
2012
2013 b29f97d1 Zdenek Kabelac
static void opt_dct_algo(const char *arg)
2014 463678ac Michael Niedermayer
{
2015
    dct_algo = atoi(arg);
2016
}
2017
2018 b29f97d1 Zdenek Kabelac
static void opt_idct_algo(const char *arg)
2019 2ad1516a Michael Niedermayer
{
2020
    idct_algo = atoi(arg);
2021
}
2022
2023 f4f3223f Michael Niedermayer
static void opt_me_threshold(const char *arg)
2024
{
2025
    me_threshold = atoi(arg);
2026
}
2027
2028 f20f8a8b Michael Niedermayer
static void opt_mb_threshold(const char *arg)
2029
{
2030
    mb_threshold = atoi(arg);
2031
}
2032 2ad1516a Michael Niedermayer
2033 b29f97d1 Zdenek Kabelac
static void opt_error_resilience(const char *arg)
2034 8409b8fe Michael Niedermayer
{
2035
    error_resilience = atoi(arg);
2036
}
2037
2038 b29f97d1 Zdenek Kabelac
static void opt_error_concealment(const char *arg)
2039 4d2858de Michael Niedermayer
{
2040
    error_concealment = atoi(arg);
2041
}
2042
2043 b29f97d1 Zdenek Kabelac
static void opt_debug(const char *arg)
2044 59b571c1 Michael Niedermayer
{
2045
    debug = atoi(arg);
2046
}
2047 4d2858de Michael Niedermayer
2048 0c9bbaec Wolfgang Hesseler
static void opt_vismv(const char *arg)
2049
{
2050
    debug_mv = atoi(arg);
2051
}
2052
    
2053 f068206e Bill Eldridge
static void opt_verbose(const char *arg)
2054
{
2055
    verbose = atoi(arg);
2056 d8019eb5 Allen Day
    av_log_set_level(atoi(arg));
2057 f068206e Bill Eldridge
}
2058
2059 b29f97d1 Zdenek Kabelac
static void opt_frame_rate(const char *arg)
2060 85f07f22 Fabrice Bellard
{
2061 445f1b83 Roman Shaposhnik
    if (parse_frame_rate(&frame_rate, &frame_rate_base, arg) < 0) {
2062
        fprintf(stderr, "Incorrect frame rate\n");
2063
        exit(1);
2064
    }
2065 85f07f22 Fabrice Bellard
}
2066
2067 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_top(const char *arg)
2068 ab6d194a Michael Niedermayer
{
2069
    frame_topBand = atoi(arg); 
2070
    if (frame_topBand < 0) {
2071
        fprintf(stderr, "Incorrect top crop size\n");
2072
        exit(1);
2073
    }
2074
    if ((frame_topBand % 2) != 0) {
2075
        fprintf(stderr, "Top crop size must be a multiple of 2\n");
2076
        exit(1);
2077
    }
2078
    if ((frame_topBand) >= frame_height){
2079
            fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2080
        exit(1);
2081
    }
2082
    frame_height -= frame_topBand;
2083
}
2084
2085 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_bottom(const char *arg)
2086 ab6d194a Michael Niedermayer
{
2087
    frame_bottomBand = atoi(arg);
2088
    if (frame_bottomBand < 0) {
2089
        fprintf(stderr, "Incorrect bottom crop size\n");
2090
        exit(1);
2091
    }
2092
    if ((frame_bottomBand % 2) != 0) {
2093
        fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
2094
        exit(1);        
2095
    }
2096
    if ((frame_bottomBand) >= frame_height){
2097
            fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2098
        exit(1);
2099
    }
2100
    frame_height -= frame_bottomBand;
2101
}
2102
2103 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_left(const char *arg)
2104 ab6d194a Michael Niedermayer
{
2105
    frame_leftBand = atoi(arg);
2106
    if (frame_leftBand < 0) {
2107
        fprintf(stderr, "Incorrect left crop size\n");
2108
        exit(1);
2109
    }
2110
    if ((frame_leftBand % 2) != 0) {
2111
        fprintf(stderr, "Left crop size must be a multiple of 2\n");
2112
        exit(1);
2113
    }
2114
    if ((frame_leftBand) >= frame_width){
2115
            fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2116
        exit(1);
2117
    }
2118
    frame_width -= frame_leftBand;
2119
}
2120
2121 b29f97d1 Zdenek Kabelac
static void opt_frame_crop_right(const char *arg)
2122 ab6d194a Michael Niedermayer
{
2123
    frame_rightBand = atoi(arg);
2124
    if (frame_rightBand < 0) {
2125
        fprintf(stderr, "Incorrect right crop size\n");
2126
        exit(1);
2127
    }
2128
    if ((frame_rightBand % 2) != 0) {
2129
        fprintf(stderr, "Right crop size must be a multiple of 2\n");
2130
        exit(1);        
2131
    }
2132
    if ((frame_rightBand) >= frame_width){
2133
            fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
2134
        exit(1);
2135
    }
2136
    frame_width -= frame_rightBand;
2137
}
2138
2139 b29f97d1 Zdenek Kabelac
static void opt_frame_size(const char *arg)
2140 85f07f22 Fabrice Bellard
{
2141 445f1b83 Roman Shaposhnik
    if (parse_image_size(&frame_width, &frame_height, arg) < 0) {
2142 85f07f22 Fabrice Bellard
        fprintf(stderr, "Incorrect frame size\n");
2143
        exit(1);
2144
    }
2145
    if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
2146
        fprintf(stderr, "Frame size must be a multiple of 2\n");
2147
        exit(1);
2148
    }
2149
}
2150
2151 1ff93ffc Todd Kirby
2152
#define SCALEBITS 10
2153
#define ONE_HALF  (1 << (SCALEBITS - 1))
2154
#define FIX(x)          ((int) ((x) * (1<<SCALEBITS) + 0.5))
2155
2156
#define RGB_TO_Y(r, g, b) \
2157
((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \
2158
  FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS)
2159
2160
#define RGB_TO_U(r1, g1, b1, shift)\
2161
(((- FIX(0.16874) * r1 - FIX(0.33126) * g1 +         \
2162
     FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2163
2164
#define RGB_TO_V(r1, g1, b1, shift)\
2165
(((FIX(0.50000) * r1 - FIX(0.41869) * g1 -           \
2166
   FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
2167
2168
static void opt_pad_color(const char *arg) {
2169
    /* Input is expected to be six hex digits similar to
2170
       how colors are expressed in html tags (but without the #) */
2171
    int rgb = strtol(arg, NULL, 16);
2172
    int r,g,b;
2173
    
2174
    r = (rgb >> 16); 
2175
    g = ((rgb >> 8) & 255);
2176
    b = (rgb & 255);
2177
2178
    padcolor[0] = RGB_TO_Y(r,g,b);
2179
    padcolor[1] = RGB_TO_U(r,g,b,0);
2180
    padcolor[2] = RGB_TO_V(r,g,b,0);
2181
}
2182
2183
static void opt_frame_pad_top(const char *arg)
2184
{
2185
    frame_padtop = atoi(arg); 
2186
    if (frame_padtop < 0) {
2187
        fprintf(stderr, "Incorrect top pad size\n");
2188
        exit(1);
2189
    }
2190
    if ((frame_padtop % 2) != 0) {
2191
        fprintf(stderr, "Top pad size must be a multiple of 2\n");
2192
        exit(1);
2193
    }
2194
}
2195
2196
static void opt_frame_pad_bottom(const char *arg)
2197
{
2198
    frame_padbottom = atoi(arg); 
2199
    if (frame_padbottom < 0) {
2200
        fprintf(stderr, "Incorrect bottom pad size\n");
2201
        exit(1);
2202
    }
2203
    if ((frame_padbottom % 2) != 0) {
2204
        fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
2205
        exit(1);
2206
    }
2207
}
2208
2209
2210
static void opt_frame_pad_left(const char *arg)
2211
{
2212
    frame_padleft = atoi(arg); 
2213
    if (frame_padleft < 0) {
2214
        fprintf(stderr, "Incorrect left pad size\n");
2215
        exit(1);
2216
    }
2217
    if ((frame_padleft % 2) != 0) {
2218
        fprintf(stderr, "Left pad size must be a multiple of 2\n");
2219
        exit(1);
2220
    }
2221
}
2222
2223
2224
static void opt_frame_pad_right(const char *arg)
2225
{
2226
    frame_padright = atoi(arg); 
2227
    if (frame_padright < 0) {
2228
        fprintf(stderr, "Incorrect right pad size\n");
2229
        exit(1);
2230
    }
2231
    if ((frame_padright % 2) != 0) {
2232
        fprintf(stderr, "Right pad size must be a multiple of 2\n");
2233
        exit(1);
2234
    }
2235
}
2236
2237
2238 63167088 Roman Shaposhnik
static void opt_frame_pix_fmt(const char *arg)
2239
{
2240
    frame_pix_fmt = avcodec_get_pix_fmt(arg);
2241
}
2242
2243 5fe03e38 Roman Shaposhnik
static void opt_frame_aspect_ratio(const char *arg)
2244
{
2245
    int x = 0, y = 0;
2246
    double ar = 0;
2247
    const char *p;
2248
    
2249
    p = strchr(arg, ':');
2250
    if (p) {
2251
        x = strtol(arg, (char **)&arg, 10);
2252
        if (arg == p)
2253
            y = strtol(arg+1, (char **)&arg, 10);
2254
        if (x > 0 && y > 0)
2255
            ar = (double)x / (double)y;
2256
    } else
2257
        ar = strtod(arg, (char **)&arg);
2258
2259
    if (!ar) {
2260
        fprintf(stderr, "Incorrect aspect ratio specification.\n");
2261
        exit(1);
2262
    }
2263
    frame_aspect_ratio = ar;
2264
}
2265
2266 b29f97d1 Zdenek Kabelac
static void opt_gop_size(const char *arg)
2267 85f07f22 Fabrice Bellard
{
2268
    gop_size = atoi(arg);
2269
}
2270
2271 b29f97d1 Zdenek Kabelac
static void opt_b_frames(const char *arg)
2272 bc6caae2 Juanjo
{
2273
    b_frames = atoi(arg);
2274
    if (b_frames > FF_MAX_B_FRAMES) {
2275
        fprintf(stderr, "\nCannot have more than %d B frames, increase FF_MAX_B_FRAMES.\n", FF_MAX_B_FRAMES);
2276
        exit(1);
2277
    } else if (b_frames < 1) {
2278
        fprintf(stderr, "\nNumber of B frames must be higher than 0\n");
2279
        exit(1);
2280
    }
2281
}
2282
2283 7d1c3fc1 Michael Niedermayer
static void opt_mb_decision(const char *arg)
2284
{
2285
    mb_decision = atoi(arg);
2286
}
2287
2288 5d43635e Michael Niedermayer
static void opt_mb_cmp(const char *arg)
2289
{
2290
    mb_cmp = atoi(arg);
2291
}
2292
2293 622348f9 Michael Niedermayer
static void opt_ildct_cmp(const char *arg)
2294
{
2295
    ildct_cmp = atoi(arg);
2296
}
2297
2298 5d43635e Michael Niedermayer
static void opt_sub_cmp(const char *arg)
2299
{
2300
    sub_cmp = atoi(arg);
2301
}
2302
2303
static void opt_cmp(const char *arg)
2304
{
2305
    cmp = atoi(arg);
2306
}
2307
2308 9c3d33d6 Michael Niedermayer
static void opt_pre_cmp(const char *arg)
2309
{
2310
    pre_cmp = atoi(arg);
2311
}
2312
2313
static void opt_pre_me(const char *arg)
2314
{
2315
    pre_me = atoi(arg);
2316
}
2317
2318
static void opt_lumi_mask(const char *arg)
2319
{
2320
    lumi_mask = atof(arg);
2321
}
2322
2323
static void opt_dark_mask(const char *arg)
2324
{
2325
    dark_mask = atof(arg);
2326
}
2327
2328
static void opt_scplx_mask(const char *arg)
2329
{
2330
    scplx_mask = atof(arg);
2331
}
2332
2333
static void opt_tcplx_mask(const char *arg)
2334
{
2335
    tcplx_mask = atof(arg);
2336
}
2337
2338
static void opt_p_mask(const char *arg)
2339
{
2340
    p_mask = atof(arg);
2341
}
2342
2343 b29f97d1 Zdenek Kabelac
static void opt_qscale(const char *arg)
2344 85f07f22 Fabrice Bellard
{
2345 158c7f05 Michael Niedermayer
    video_qscale = atof(arg);
2346
    if (video_qscale < 0.01 ||
2347
        video_qscale > 255) {
2348
        fprintf(stderr, "qscale must be >= 0.01 and <= 255\n");
2349 85f07f22 Fabrice Bellard
        exit(1);
2350
    }
2351
}
2352
2353 4ea4b274 Michael Niedermayer
static void opt_lmax(const char *arg)
2354
{
2355
    video_lmax = atof(arg)*FF_QP2LAMBDA;
2356
}
2357
2358
static void opt_lmin(const char *arg)
2359
{
2360
    video_lmin = atof(arg)*FF_QP2LAMBDA;
2361
}
2362
2363 b29f97d1 Zdenek Kabelac
static void opt_qmin(const char *arg)
2364 9cdd6a24 Michael Niedermayer
{
2365
    video_qmin = atoi(arg);
2366
    if (video_qmin < 0 ||
2367
        video_qmin > 31) {
2368
        fprintf(stderr, "qmin must be >= 1 and <= 31\n");
2369
        exit(1);
2370
    }
2371
}
2372
2373 b29f97d1 Zdenek Kabelac
static void opt_qmax(const char *arg)
2374 9cdd6a24 Michael Niedermayer
{
2375
    video_qmax = atoi(arg);
2376
    if (video_qmax < 0 ||
2377
        video_qmax > 31) {
2378
        fprintf(stderr, "qmax must be >= 1 and <= 31\n");
2379
        exit(1);
2380
    }
2381
}
2382
2383 b29f97d1 Zdenek Kabelac
static void opt_mb_qmin(const char *arg)
2384 17a70fde Michael Niedermayer
{
2385
    video_mb_qmin = atoi(arg);
2386
    if (video_mb_qmin < 0 ||
2387
        video_mb_qmin > 31) {
2388
        fprintf(stderr, "qmin must be >= 1 and <= 31\n");
2389
        exit(1);
2390
    }
2391
}
2392
2393 b29f97d1 Zdenek Kabelac
static void opt_mb_qmax(const char *arg)
2394 17a70fde Michael Niedermayer
{
2395
    video_mb_qmax = atoi(arg);
2396
    if (video_mb_qmax < 0 ||
2397
        video_mb_qmax > 31) {
2398
        fprintf(stderr, "qmax must be >= 1 and <= 31\n");
2399
        exit(1);
2400
    }
2401
}
2402
2403 b29f97d1 Zdenek Kabelac
static void opt_qdiff(const char *arg)
2404 9cdd6a24 Michael Niedermayer
{
2405
    video_qdiff = atoi(arg);
2406
    if (video_qdiff < 0 ||
2407
        video_qdiff > 31) {
2408
        fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
2409
        exit(1);
2410
    }
2411
}
2412
2413 b29f97d1 Zdenek Kabelac
static void opt_qblur(const char *arg)
2414 9cdd6a24 Michael Niedermayer
{
2415
    video_qblur = atof(arg);
2416
}
2417
2418 b29f97d1 Zdenek Kabelac
static void opt_qcomp(const char *arg)
2419 9cdd6a24 Michael Niedermayer
{
2420
    video_qcomp = atof(arg);
2421
}
2422 85f07f22 Fabrice Bellard
2423 b29f97d1 Zdenek Kabelac
static void opt_rc_initial_cplx(const char *arg)
2424 ac2830ec Michael Niedermayer
{
2425
    video_rc_initial_cplx = atof(arg);
2426
}
2427 b29f97d1 Zdenek Kabelac
static void opt_b_qfactor(const char *arg)
2428 29700fa6 Michael Niedermayer
{
2429
    video_b_qfactor = atof(arg);
2430
}
2431 b29f97d1 Zdenek Kabelac
static void opt_i_qfactor(const char *arg)
2432 29700fa6 Michael Niedermayer
{
2433
    video_i_qfactor = atof(arg);
2434
}
2435 b29f97d1 Zdenek Kabelac
static void opt_b_qoffset(const char *arg)
2436 29700fa6 Michael Niedermayer
{
2437
    video_b_qoffset = atof(arg);
2438
}
2439 b29f97d1 Zdenek Kabelac
static void opt_i_qoffset(const char *arg)
2440 29700fa6 Michael Niedermayer
{
2441
    video_i_qoffset = atof(arg);
2442
}
2443
2444 303e50e6 Michael Niedermayer
static void opt_ibias(const char *arg)
2445
{
2446
    video_intra_quant_bias = atoi(arg);
2447
}
2448
static void opt_pbias(const char *arg)
2449
{
2450
    video_inter_quant_bias = atoi(arg);
2451
}
2452
2453 b29f97d1 Zdenek Kabelac
static void opt_packet_size(const char *arg)
2454 1dbb6d90 Michael Niedermayer
{
2455
    packet_size= atoi(arg);
2456
}
2457
2458 7ebfc0ea Michael Niedermayer
static void opt_error_rate(const char *arg)
2459
{
2460
    error_rate= atoi(arg);
2461
}
2462
2463 b29f97d1 Zdenek Kabelac
static void opt_strict(const char *arg)
2464 f560dd82 Michael Niedermayer
{
2465
    strict= atoi(arg);
2466
}
2467
2468 bb198e19 Michael Niedermayer
static void opt_top_field_first(const char *arg)
2469
{
2470
    top_field_first= atoi(arg);
2471
}
2472
2473
static void opt_noise_reduction(const char *arg)
2474
{
2475
    noise_reduction= atoi(arg);
2476
}
2477
2478 77ea0d4b Michael Niedermayer
static void opt_qns(const char *arg)
2479
{
2480
    qns= atoi(arg);
2481
}
2482
2483 303e50e6 Michael Niedermayer
static void opt_sc_threshold(const char *arg)
2484
{
2485
    sc_threshold= atoi(arg);
2486
}
2487
2488 2f0472ff Timofei V. Bondarenko
static void opt_me_range(const char *arg)
2489
{
2490
    me_range = atoi(arg);
2491
}
2492
2493 9c3d33d6 Michael Niedermayer
static void opt_thread_count(const char *arg)
2494
{
2495
    thread_count= atoi(arg);
2496 16806499 Michael Niedermayer
#if !defined(HAVE_PTHREADS) && !defined(HAVE_W32THREADS)
2497 d8019eb5 Allen Day
    if (verbose >= 0)
2498
        fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
2499 842b556a Michael Niedermayer
#endif
2500 9c3d33d6 Michael Niedermayer
}
2501
2502 b29f97d1 Zdenek Kabelac
static void opt_audio_bitrate(const char *arg)
2503 85f07f22 Fabrice Bellard
{
2504
    audio_bit_rate = atoi(arg) * 1000;
2505
}
2506
2507 b29f97d1 Zdenek Kabelac
static void opt_audio_rate(const char *arg)
2508 85f07f22 Fabrice Bellard
{
2509
    audio_sample_rate = atoi(arg);
2510
}
2511
2512 b29f97d1 Zdenek Kabelac
static void opt_audio_channels(const char *arg)
2513 85f07f22 Fabrice Bellard
{
2514
    audio_channels = atoi(arg);
2515
}
2516
2517 b29f97d1 Zdenek Kabelac
static void opt_video_device(const char *arg)
2518 85f07f22 Fabrice Bellard
{
2519 e9a9e0c2 Fabrice Bellard
    video_device = av_strdup(arg);
2520 85f07f22 Fabrice Bellard
}
2521
2522 b29f97d1 Zdenek Kabelac
static void opt_video_channel(const char *arg)
2523 a5df11ab Fabrice Bellard
{
2524
    video_channel = strtol(arg, NULL, 0);
2525
}
2526
2527 e3ee3283 Alex Beregszaszi
static void opt_video_standard(const char *arg)
2528
{
2529
    video_standard = av_strdup(arg);
2530
}
2531
2532 b29f97d1 Zdenek Kabelac
static void opt_audio_device(const char *arg)
2533 85f07f22 Fabrice Bellard
{
2534 e9a9e0c2 Fabrice Bellard
    audio_device = av_strdup(arg);
2535 85f07f22 Fabrice Bellard
}
2536
2537 b29f97d1 Zdenek Kabelac
static void opt_dv1394(const char *arg)
2538 8aa3ee32 Max Krasnyansky
{
2539
    video_grab_format = "dv1394";
2540 1501987b Fabrice Bellard
    audio_grab_format = NULL;
2541 8aa3ee32 Max Krasnyansky
}
2542
2543 b29f97d1 Zdenek Kabelac
static void opt_audio_codec(const char *arg)
2544 85f07f22 Fabrice Bellard
{
2545
    AVCodec *p;
2546
2547 1629626f Fabrice Bellard
    if (!strcmp(arg, "copy")) {
2548
        audio_stream_copy = 1;
2549 85f07f22 Fabrice Bellard
    } else {
2550 1629626f Fabrice Bellard
        p = first_avcodec;
2551
        while (p) {
2552
            if (!strcmp(p->name, arg) && p->type == CODEC_TYPE_AUDIO)
2553
                break;
2554
            p = p->next;
2555
        }
2556
        if (p == NULL) {
2557
            fprintf(stderr, "Unknown audio codec '%s'\n", arg);
2558
            exit(1);
2559
        } else {
2560
            audio_codec_id = p->id;
2561
        }
2562 85f07f22 Fabrice Bellard
    }
2563
}
2564
2565 b29f97d1 Zdenek Kabelac
static void add_frame_hooker(const char *arg)
2566 10d104e4 Philip Gladstone
{
2567
    int argc = 0;
2568
    char *argv[64];
2569
    int i;
2570 e9a9e0c2 Fabrice Bellard
    char *args = av_strdup(arg);
2571 10d104e4 Philip Gladstone
2572 bee0d9e5 Charles Yates
    using_vhook = 1;
2573
2574 10d104e4 Philip Gladstone
    argv[0] = strtok(args, " ");
2575
    while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
2576
    }
2577
2578
    i = frame_hook_add(argc, argv);
2579
2580
    if (i != 0) {
2581
        fprintf(stderr, "Failed to add video hook function: %s\n", arg);
2582
        exit(1);
2583
    }
2584
}
2585
2586 85f07f22 Fabrice Bellard
const char *motion_str[] = {
2587
    "zero",
2588
    "full",
2589
    "log",
2590
    "phods",
2591 7084c149 Michael Niedermayer
    "epzs",
2592
    "x1",
2593 85f07f22 Fabrice Bellard
    NULL,
2594
};
2595
2596 b29f97d1 Zdenek Kabelac
static void opt_motion_estimation(const char *arg)
2597 85f07f22 Fabrice Bellard
{
2598
    const char **p;
2599
    p = motion_str;
2600
    for(;;) {
2601
        if (!*p) {
2602
            fprintf(stderr, "Unknown motion estimation method '%s'\n", arg);
2603
            exit(1);
2604
        }
2605
        if (!strcmp(*p, arg))
2606
            break;
2607
        p++;
2608
    }
2609 101bea5f Juanjo
    me_method = (p - motion_str) + 1;
2610 85f07f22 Fabrice Bellard
}
2611
2612 b29f97d1 Zdenek Kabelac
static void opt_video_codec(const char *arg)
2613 85f07f22 Fabrice Bellard
{
2614
    AVCodec *p;
2615
2616 1629626f Fabrice Bellard
    if (!strcmp(arg, "copy")) {
2617
        video_stream_copy = 1;
2618 85f07f22 Fabrice Bellard
    } else {
2619 1629626f Fabrice Bellard
        p = first_avcodec;
2620
        while (p) {
2621
            if (!strcmp(p->name, arg) && p->type == CODEC_TYPE_VIDEO)
2622
                break;
2623
            p = p->next;
2624
        }
2625
        if (p == NULL) {
2626
            fprintf(stderr, "Unknown video codec '%s'\n", arg);
2627
            exit(1);
2628
        } else {
2629
            video_codec_id = p->id;
2630
        }
2631 85f07f22 Fabrice Bellard
    }
2632
}
2633
2634 b29f97d1 Zdenek Kabelac
static void opt_map(const char *arg)
2635 85f07f22 Fabrice Bellard
{
2636
    AVStreamMap *m;
2637
    const char *p;
2638
2639
    p = arg;
2640
    m = &stream_maps[nb_stream_maps++];
2641
2642
    m->file_index = strtol(arg, (char **)&p, 0);
2643
    if (*p)
2644
        p++;
2645 a5dc85ef Juanjo
2646
    m->stream_index = strtol(p, (char **)&p, 0);
2647 85f07f22 Fabrice Bellard
}
2648
2649 b29f97d1 Zdenek Kabelac
static void opt_recording_time(const char *arg)
2650 85f07f22 Fabrice Bellard
{
2651
    recording_time = parse_date(arg, 1);
2652
}
2653
2654 8831db5c Michael Niedermayer
static void opt_start_time(const char *arg)
2655
{
2656
    start_time = parse_date(arg, 1);
2657
}
2658
2659 4568325a Roman Shaposhnik
static void opt_rec_timestamp(const char *arg)
2660
{
2661
    rec_timestamp = parse_date(arg, 0) / 1000000;
2662
}
2663
2664 a6a92a9a Wolfram Gloger
static void opt_input_ts_offset(const char *arg)
2665
{
2666
    input_ts_offset = parse_date(arg, 1);
2667
}
2668
2669 b29f97d1 Zdenek Kabelac
static void opt_input_file(const char *filename)
2670 85f07f22 Fabrice Bellard
{
2671
    AVFormatContext *ic;
2672
    AVFormatParameters params, *ap = &params;
2673 14bea432 Michael Niedermayer
    int err, i, ret, rfps, rfps_base;
2674 85f07f22 Fabrice Bellard
2675 b242baa4 Fabrice Bellard
    if (!strcmp(filename, "-"))
2676
        filename = "pipe:";
2677
2678 d9a916e2 Charles Yates
    using_stdin |= !strcmp(filename, "pipe:" ) || 
2679
                   !strcmp( filename, "/dev/stdin" );
2680
2681 85f07f22 Fabrice Bellard
    /* get default parameters from command line */
2682 79fdaa4c Fabrice Bellard
    memset(ap, 0, sizeof(*ap));
2683
    ap->sample_rate = audio_sample_rate;
2684
    ap->channels = audio_channels;
2685
    ap->frame_rate = frame_rate;
2686 14bea432 Michael Niedermayer
    ap->frame_rate_base = frame_rate_base;
2687 1ff93ffc Todd Kirby
    ap->width = frame_width + frame_padleft + frame_padright;
2688
    ap->height = frame_height + frame_padtop + frame_padbottom;
2689 817b23ff Fabrice Bellard
    ap->image_format = image_format;
2690 63167088 Roman Shaposhnik
    ap->pix_fmt = frame_pix_fmt;
2691 79fdaa4c Fabrice Bellard
2692
    /* open the input file with generic libav function */
2693
    err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
2694 85f07f22 Fabrice Bellard
    if (err < 0) {
2695 79fdaa4c Fabrice Bellard
        print_error(filename, err);
2696 85f07f22 Fabrice Bellard
        exit(1);
2697
    }
2698
    
2699 79fdaa4c Fabrice Bellard
    /* If not enough info to get the stream parameters, we decode the
2700
       first frames to get it. (used in mpeg case for example) */
2701
    ret = av_find_stream_info(ic);
2702 d8019eb5 Allen Day
    if (ret < 0 && verbose >= 0) {
2703 85f07f22 Fabrice Bellard
        fprintf(stderr, "%s: could not find codec parameters\n", filename);
2704
        exit(1);
2705
    }
2706
2707 254abc2e Fabrice Bellard
    /* if seeking requested, we execute it */
2708
    if (start_time != 0) {
2709
        int64_t timestamp;
2710
2711
        timestamp = start_time;
2712
        /* add the stream start time */
2713
        if (ic->start_time != AV_NOPTS_VALUE)
2714
            timestamp += ic->start_time;
2715
        ret = av_seek_frame(ic, -1, timestamp);
2716
        if (ret < 0) {
2717
            fprintf(stderr, "%s: could not seek to position %0.3f\n", 
2718
                    filename, (double)timestamp / AV_TIME_BASE);
2719
        }
2720
        /* reset seek info */
2721
        start_time = 0;
2722
    }
2723
2724 85f07f22 Fabrice Bellard
    /* update the current parameters so that they match the one of the input stream */
2725
    for(i=0;i<ic->nb_streams;i++) {
2726
        AVCodecContext *enc = &ic->streams[i]->codec;
2727 c62c07d3 Michael Niedermayer
#if defined(HAVE_PTHREADS) || defined(HAVE_W32THREADS)
2728
        if(thread_count>1)
2729
            avcodec_thread_init(enc, thread_count);
2730
#endif
2731
        enc->thread_count= thread_count;
2732 85f07f22 Fabrice Bellard
        switch(enc->codec_type) {
2733
        case CODEC_TYPE_AUDIO:
2734 e0d2714a Juanjo
            //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);
2735 85f07f22 Fabrice Bellard
            audio_channels = enc->channels;
2736
            audio_sample_rate = enc->sample_rate;
2737
            break;
2738
        case CODEC_TYPE_VIDEO:
2739
            frame_height = enc->height;
2740
            frame_width = enc->width;
2741 5ff85f1d Michael Niedermayer
            frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
2742 63167088 Roman Shaposhnik
            frame_pix_fmt = enc->pix_fmt;
2743 14bea432 Michael Niedermayer
            rfps      = ic->streams[i]->r_frame_rate;
2744
            rfps_base = ic->streams[i]->r_frame_rate_base;
2745 fe670d09 Michael Niedermayer
            enc->workaround_bugs = workaround_bugs;
2746 8409b8fe Michael Niedermayer
            enc->error_resilience = error_resilience; 
2747 4d2858de Michael Niedermayer
            enc->error_concealment = error_concealment; 
2748 0c9bbaec Wolfgang Hesseler
            enc->idct_algo = idct_algo;
2749
            enc->debug = debug;
2750
            enc->debug_mv = debug_mv;            
2751 b0368839 Michael Niedermayer
            if(bitexact)
2752
                enc->flags|= CODEC_FLAG_BITEXACT;
2753 f4f3223f Michael Niedermayer
            if(me_threshold)
2754
                enc->debug |= FF_DEBUG_MV;
2755 d7425f59 Michael Niedermayer
2756 14bea432 Michael Niedermayer
            assert(enc->frame_rate_base == rfps_base); // should be true for now
2757
            if (enc->frame_rate != rfps) { 
2758 d8019eb5 Allen Day
2759
                if (verbose >= 0)
2760
                    fprintf(stderr,"\nSeems that stream %d comes from film source: %2.2f->%2.2f\n",
2761
                            i, (float)enc->frame_rate / enc->frame_rate_base,
2762
2763 14bea432 Michael Niedermayer
                    (float)rfps / rfps_base);
2764 79fdaa4c Fabrice Bellard
            }
2765 bf5af568 Fabrice Bellard
            /* update the current frame rate to match the stream frame rate */
2766 14bea432 Michael Niedermayer
            frame_rate      = rfps;
2767
            frame_rate_base = rfps_base;
2768 bdfcbbed Max Krasnyansky
2769
            enc->rate_emu = rate_emu;
2770 85f07f22 Fabrice Bellard
            break;
2771 254abc2e Fabrice Bellard
        case CODEC_TYPE_DATA:
2772
            break;
2773 51bd4565 Philip Gladstone
        default:
2774 c04643a2 Philip Gladstone
            av_abort();
2775 85f07f22 Fabrice Bellard
        }
2776
    }
2777
    
2778
    input_files[nb_input_files] = ic;
2779 a6a92a9a Wolfram Gloger
    input_files_ts_offset[nb_input_files] = input_ts_offset;
2780 85f07f22 Fabrice Bellard
    /* dump the file content */
2781 d8019eb5 Allen Day
    if (verbose >= 0)
2782
        dump_format(ic, nb_input_files, filename, 0);
2783
2784 85f07f22 Fabrice Bellard
    nb_input_files++;
2785 79fdaa4c Fabrice Bellard
    file_iformat = NULL;
2786
    file_oformat = NULL;
2787 817b23ff Fabrice Bellard
    image_format = NULL;
2788 bdfcbbed Max Krasnyansky
2789
    rate_emu = 0;
2790 85f07f22 Fabrice Bellard
}
2791
2792 b29f97d1 Zdenek Kabelac
static void check_audio_video_inputs(int *has_video_ptr, int *has_audio_ptr)
2793 919f448d Fabrice Bellard
{
2794
    int has_video, has_audio, i, j;
2795
    AVFormatContext *ic;
2796
2797
    has_video = 0;
2798
    has_audio = 0;
2799
    for(j=0;j<nb_input_files;j++) {
2800
        ic = input_files[j];
2801
        for(i=0;i<ic->nb_streams;i++) {
2802
            AVCodecContext *enc = &ic->streams[i]->codec;
2803
            switch(enc->codec_type) {
2804
            case CODEC_TYPE_AUDIO:
2805
                has_audio = 1;
2806
                break;
2807
            case CODEC_TYPE_VIDEO:
2808
                has_video = 1;
2809
                break;
2810 6fb316d5 Wolfram Gloger
            case CODEC_TYPE_DATA:
2811
                break;
2812 51bd4565 Philip Gladstone
            default:
2813 c04643a2 Philip Gladstone
                av_abort();
2814 919f448d Fabrice Bellard
            }
2815
        }
2816
    }
2817
    *has_video_ptr = has_video;
2818
    *has_audio_ptr = has_audio;
2819
}
2820
2821 b29f97d1 Zdenek Kabelac
static void opt_output_file(const char *filename)
2822 85f07f22 Fabrice Bellard
{
2823
    AVStream *st;
2824
    AVFormatContext *oc;
2825 919f448d Fabrice Bellard
    int use_video, use_audio, nb_streams, input_has_video, input_has_audio;
2826 85f07f22 Fabrice Bellard
    int codec_id;
2827 817b23ff Fabrice Bellard
    AVFormatParameters params, *ap = &params;
2828 85f07f22 Fabrice Bellard
2829
    if (!strcmp(filename, "-"))
2830
        filename = "pipe:";
2831
2832 bc874dae Michel Bardiaux
    oc = av_alloc_format_context();
2833 85f07f22 Fabrice Bellard
2834 79fdaa4c Fabrice Bellard
    if (!file_oformat) {
2835
        file_oformat = guess_format(NULL, filename, NULL);
2836
        if (!file_oformat) {
2837
            fprintf(stderr, "Unable for find a suitable output format for '%s'\n",
2838
                    filename);
2839
            exit(1);
2840
        }
2841 85f07f22 Fabrice Bellard
    }
2842
    
2843 79fdaa4c Fabrice Bellard
    oc->oformat = file_oformat;
2844 85f07f22 Fabrice Bellard
2845 79fdaa4c Fabrice Bellard
    if (!strcmp(file_oformat->name, "ffm") && 
2846 85f07f22 Fabrice Bellard
        strstart(filename, "http:", NULL)) {
2847
        /* special case for files sent to ffserver: we get the stream
2848
           parameters from ffserver */
2849
        if (read_ffserver_streams(oc, filename) < 0) {
2850
            fprintf(stderr, "Could not read stream parameters from '%s'\n", filename);
2851
            exit(1);
2852
        }
2853
    } else {
2854 8857a7ef Michael Niedermayer
        use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy;
2855
        use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy;
2856 919f448d Fabrice Bellard
2857 e30a2846 Fabrice Bellard
        /* disable if no corresponding type found and at least one
2858
           input file */
2859
        if (nb_input_files > 0) {
2860
            check_audio_video_inputs(&input_has_video, &input_has_audio);
2861
            if (!input_has_video)
2862
                use_video = 0;
2863
            if (!input_has_audio)
2864
                use_audio = 0;
2865
        }
2866 919f448d Fabrice Bellard
2867
        /* manual disable */
2868 85f07f22 Fabrice Bellard
        if (audio_disable) {
2869
            use_audio = 0;
2870