1 /*****************************************************************************
2 * x264: h264 encoder/decoder testing program.
3 *****************************************************************************
4 * Copyright (C) 2003 Laurent Aimar
5 * $Id: x264.c,v 1.1 2004/06/03 19:24:12 fenrir Exp $
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
35 #include <io.h> /* _setmode() */
36 #include <fcntl.h> /* _O_BINARY */
45 #include <gpac/m4_author.h>
48 #include "common/common.h"
54 #define DATA_MAX 3000000
55 uint8_t data[DATA_MAX];
60 static int i_ctrl_c = 0;
61 static void SigIntHandler( int a )
66 /* input file operation function pointers */
67 static int (*p_open_infile)( char *psz_filename, hnd_t *p_handle, x264_param_t *p_param );
68 static int (*p_get_frame_total)( hnd_t handle, int i_width, int i_height );
69 static int (*p_read_frame)( x264_picture_t *p_pic, hnd_t handle, int i_width, int i_height );
70 static int (*p_close_infile)( hnd_t handle );
72 static int open_file_yuv( char *psz_filename, hnd_t *p_handle, x264_param_t *p_param );
73 static int get_frame_total_yuv( hnd_t handle, int i_width, int i_height );
74 static int read_frame_yuv( x264_picture_t *p_pic, hnd_t handle, int i_width, int i_height );
75 static int close_file_yuv( hnd_t handle );
78 static int open_file_avis( char *psz_filename, hnd_t *p_handle, x264_param_t *p_param );
79 static int get_frame_total_avis( hnd_t handle, int i_width, int i_height );
80 static int read_frame_avis( x264_picture_t *p_pic, hnd_t handle, int i_width, int i_height );
81 static int close_file_avis( hnd_t handle );
84 /* output file operation function pointers */
85 static int (*p_open_outfile)( char *psz_filename, hnd_t *p_handle );
86 static int (*p_set_outfile_param)( hnd_t handle, x264_param_t *p_param );
87 static int (*p_write_nalu)( hnd_t handle, uint8_t *p_nal, int i_size );
88 static int (*p_set_eop)( hnd_t handle, x264_picture_t *p_picture );
89 static int (*p_close_outfile)( hnd_t handle );
91 static int open_file_bsf( char *psz_filename, hnd_t *p_handle );
92 static int set_param_bsf( hnd_t handle, x264_param_t *p_param );
93 static int write_nalu_bsf( hnd_t handle, uint8_t *p_nal, int i_size );
94 static int set_eop_bsf( hnd_t handle, x264_picture_t *p_picture );
95 static int close_file_bsf( hnd_t handle );
98 static int open_file_mp4( char *psz_filename, hnd_t *p_handle );
99 static int set_param_mp4( hnd_t handle, x264_param_t *p_param );
100 static int write_nalu_mp4( hnd_t handle, uint8_t *p_nal, int i_size );
101 static int set_eop_mp4( hnd_t handle, x264_picture_t *p_picture );
102 static int close_file_mp4( hnd_t handle );
105 static void Help( x264_param_t *defaults );
106 static int Parse( int argc, char **argv, x264_param_t *param, hnd_t *p_hin, hnd_t *p_hout, int *pb_decompress, int *b_progress );
107 static int Encode( x264_param_t *param, hnd_t hin, hnd_t hout, int b_progress );
108 static int Decode( x264_param_t *param, FILE *fh26l, hnd_t hout );
111 /****************************************************************************
113 ****************************************************************************/
114 int main( int argc, char **argv )
126 _setmode(_fileno(stdin), _O_BINARY); /* thanks to Marcos Morais <morais at dee.ufcg.edu.br> */
127 _setmode(_fileno(stdout), _O_BINARY);
130 x264_param_default( ¶m );
132 /* Parse command line */
133 if( Parse( argc, argv, ¶m, &hin, &hout, &b_decompress, &b_progress ) < 0 )
138 /* Control-C handler */
139 signal( SIGINT, SigIntHandler );
142 i_ret = Decode( ¶m, hin, hout );
144 i_ret = Encode( ¶m, hin, hout, b_progress );
149 /*****************************************************************************
151 *****************************************************************************/
152 static void Help( x264_param_t *defaults )
156 "Syntax: x264 [options] -o outfile infile [widthxheight]\n"
158 "Infile can be raw YUV 4:2:0 (in which case resolution is required),\n"
159 " or AVI or Avisynth if compiled with AVIS support (%s).\n"
160 "Outfile type is selected by filename:\n"
161 " .264 -> Raw bytestream\n"
162 " .mp4 -> MP4 if compiled with GPAC support (%s)\n"
166 " -h, --help Print this help\n"
168 " -I, --keyint <integer> Maximum GOP size [%d]\n"
169 " -i, --min-keyint <integer> Minimum GOP size [%d]\n"
170 " --scenecut <integer> How aggressively to insert extra I-frames [%d]\n"
171 " -b, --bframe <integer> Number of B-frames between I and P [%d]\n"
172 " --no-b-adapt Disable adaptive B-frame decision\n"
173 " --b-bias <integer> Influences how often B-frames are used [%d]\n"
174 " --b-pyramid Keep some B-frames as references\n"
176 " --no-cabac Disable CABAC\n"
177 " -r, --ref <integer> Number of reference frames [%d]\n"
178 " --nf Disable loop filter\n"
179 " -f, --filter <alpha:beta> Loop filter AlphaC0 and Beta parameters [%d:%d]\n"
181 " -q, --qp <integer> Set QP [%d]\n"
182 " -B, --bitrate <integer> Set bitrate\n"
183 " --qpmin <integer> Set min QP [%d]\n"
184 " --qpmax <integer> Set max QP [%d]\n"
185 " --qpstep <integer> Set max QP step [%d]\n"
186 " --rcsens <integer> CBR ratecontrol sensitivity [%d]\n"
187 " --rcbuf <integer> Size of VBV buffer [%d]\n"
188 " --rcinitbuf <integer> Initial VBV buffer occupancy [%d]\n"
189 " --ipratio <float> QP factor between I and P [%.2f]\n"
190 " --pbratio <float> QP factor between P and B [%.2f]\n"
191 " --chroma-qp-offset <integer> QP difference between chroma and luma [%d]\n"
193 " -p, --pass <1|2|3> Enable multipass ratecontrol:\n"
194 " - 1: First pass, creates stats file\n"
195 " - 2: Last pass, does not overwrite stats file\n"
196 " - 3: Nth pass, overwrites stats file\n"
197 " --stats <string> Filename for 2 pass stats [\"%s\"]\n"
198 " --rceq <string> Ratecontrol equation [\"%s\"]\n"
199 " --qcomp <float> QP curve compression: 0.0 => CBR, 1.0 => CQP [%.2f]\n"
200 " --cplxblur <float> Reduce fluctuations in QP (before curve compression) [%.1f]\n"
201 " --qblur <float> Reduce fluctuations in QP (after curve compression) [%.1f]\n"
203 " -A, --analyse <string> Analyse options: [\"i4x4,p8x8,b8x8\"]\n"
205 " - p8x8, p4x4, b8x8\n"
207 " --direct <string> Direct MV prediction mode [\"temporal\"]\n"
208 " - none, spatial, temporal\n"
209 " -w, --weightb Weighted prediction for B-frames\n"
210 " --me <string> Integer pixel motion estimation method [\"%s\"]\n"
211 " - dia: diamond search, radius 1 (fast)\n"
212 " - hex: hexagonal search, radius 2\n"
213 " - esa: exhaustive search algorithm (slow)\n"
214 " --merange <integer> Maximum motion vector search range [%d]\n"
215 " -m, --subme <integer> Subpixel motion estimation quality: 1=fast, 5=best. [%d]\n"
216 " --no-chroma-me Ignore chroma in motion estimation\n"
218 " --level <integer> Specify level (as defined by Annex A)\n"
219 " --sar width:height Specify Sample Aspect Ratio\n"
220 " --fps <float|rational> Specify framerate\n"
221 " --frames <integer> Maximum number of frames to encode\n"
222 " -o, --output Specify output file\n"
224 " --no-asm Disable all CPU optimizations\n"
225 " --no-psnr Disable PSNR computation\n"
226 " --quiet Quiet Mode\n"
227 " -v, --verbose Print stats for each frame\n"
228 " --progress Show a progress indicator while encoding\n"
229 " --aud Use access unit delimiters\n"
231 X264_BUILD, X264_VERSION,
242 defaults->i_keyint_max,
243 defaults->i_keyint_min,
244 defaults->i_scenecut_threshold,
246 defaults->i_bframe_bias,
247 defaults->i_frame_reference,
248 defaults->i_deblocking_filter_alphac0,
249 defaults->i_deblocking_filter_beta,
250 defaults->rc.i_qp_constant,
251 defaults->rc.i_qp_min,
252 defaults->rc.i_qp_max,
253 defaults->rc.i_qp_step,
254 defaults->rc.i_rc_sens,
255 defaults->rc.i_rc_buffer_size,
256 defaults->rc.i_rc_init_buffer,
257 defaults->rc.f_ip_factor,
258 defaults->rc.f_pb_factor,
259 defaults->analyse.i_chroma_qp_offset,
260 defaults->rc.psz_stat_out,
261 defaults->rc.psz_rc_eq,
262 defaults->rc.f_qcompress,
263 defaults->rc.f_complexity_blur,
264 defaults->rc.f_qblur,
265 defaults->analyse.i_me_method==X264_ME_DIA ? "dia"
266 : defaults->analyse.i_me_method==X264_ME_HEX ? "hex"
267 : defaults->analyse.i_me_method==X264_ME_ESA ? "esa" : NULL,
268 defaults->analyse.i_me_range,
269 defaults->analyse.i_subpel_refine
273 /*****************************************************************************
275 *****************************************************************************/
276 static int Parse( int argc, char **argv,
278 hnd_t *p_hin, hnd_t *p_hout, int *pb_decompress, int *b_progress )
280 char *psz_filename = NULL;
281 x264_param_t defaults = *param;
291 /* Default input file driver */
292 p_open_infile = open_file_yuv;
293 p_get_frame_total = get_frame_total_yuv;
294 p_read_frame = read_frame_yuv;
295 p_close_infile = close_file_yuv;
297 /* Default output file driver */
298 p_open_outfile = open_file_bsf;
299 p_set_outfile_param = set_param_bsf;
300 p_write_nalu = write_nalu_bsf;
301 p_set_eop = set_eop_bsf;
302 p_close_outfile = close_file_bsf;
304 /* Parse command line options */
305 opterr = 0; // no error message
308 int long_options_index;
309 #define OPT_QPMIN 256
310 #define OPT_QPMAX 257
311 #define OPT_QPSTEP 258
312 #define OPT_RCSENS 259
313 #define OPT_IPRATIO 260
314 #define OPT_PBRATIO 261
315 #define OPT_RCBUF 262
316 #define OPT_RCIBUF 263
317 #define OPT_RCSTATS 264
319 #define OPT_QCOMP 266
320 #define OPT_NOPSNR 267
321 #define OPT_QUIET 268
322 #define OPT_SCENECUT 270
323 #define OPT_QBLUR 271
324 #define OPT_CPLXBLUR 272
325 #define OPT_FRAMES 273
327 #define OPT_DIRECT 275
328 #define OPT_LEVEL 276
329 #define OPT_NOBADAPT 277
330 #define OPT_BBIAS 278
331 #define OPT_BPYRAMID 279
332 #define OPT_CHROMA_QP 280
333 #define OPT_NO_CHROMA_ME 281
334 #define OPT_NO_CABAC 282
336 #define OPT_PROGRESS 284
338 #define OPT_MERANGE 286
340 static struct option long_options[] =
342 { "help", no_argument, NULL, 'h' },
343 { "bitrate", required_argument, NULL, 'B' },
344 { "bframe", required_argument, NULL, 'b' },
345 { "no-b-adapt", no_argument, NULL, OPT_NOBADAPT },
346 { "b-bias", required_argument, NULL, OPT_BBIAS },
347 { "b-pyramid", no_argument, NULL, OPT_BPYRAMID },
348 { "min-keyint",required_argument,NULL,'i' },
349 { "keyint", required_argument, NULL, 'I' },
350 { "scenecut",required_argument, NULL, OPT_SCENECUT },
351 { "nf", no_argument, NULL, 'n' },
352 { "filter", required_argument, NULL, 'f' },
353 { "no-cabac",no_argument, NULL, OPT_NO_CABAC },
354 { "qp", required_argument, NULL, 'q' },
355 { "qpmin", required_argument, NULL, OPT_QPMIN },
356 { "qpmax", required_argument, NULL, OPT_QPMAX },
357 { "qpstep", required_argument, NULL, OPT_QPSTEP },
358 { "ref", required_argument, NULL, 'r' },
359 { "no-asm", no_argument, NULL, 'C' },
360 { "sar", required_argument, NULL, 's' },
361 { "fps", required_argument, NULL, OPT_FPS },
362 { "frames", required_argument, NULL, OPT_FRAMES },
363 { "output", required_argument, NULL, 'o' },
364 { "analyse", required_argument, NULL, 'A' },
365 { "direct", required_argument, NULL, OPT_DIRECT },
366 { "weightb", no_argument, NULL, 'w' },
367 { "me", required_argument, NULL, OPT_ME },
368 { "merange", required_argument, NULL, OPT_MERANGE },
369 { "subme", required_argument, NULL, 'm' },
370 { "no-chroma-me", no_argument, NULL, OPT_NO_CHROMA_ME },
371 { "level", required_argument, NULL, OPT_LEVEL },
372 { "rcsens", required_argument, NULL, OPT_RCSENS },
373 { "rcbuf", required_argument, NULL, OPT_RCBUF },
374 { "rcinitbuf",required_argument,NULL, OPT_RCIBUF },
375 { "ipratio", required_argument, NULL, OPT_IPRATIO },
376 { "pbratio", required_argument, NULL, OPT_PBRATIO },
377 { "chroma-qp-offset", required_argument, NULL, OPT_CHROMA_QP },
378 { "pass", required_argument, NULL, 'p' },
379 { "stats", required_argument, NULL, OPT_RCSTATS },
380 { "rceq", required_argument, NULL, OPT_RCEQ },
381 { "qcomp", required_argument, NULL, OPT_QCOMP },
382 { "qblur", required_argument, NULL, OPT_QBLUR },
383 { "cplxblur",required_argument, NULL, OPT_CPLXBLUR },
384 { "no-psnr", no_argument, NULL, OPT_NOPSNR },
385 { "quiet", no_argument, NULL, OPT_QUIET },
386 { "verbose", no_argument, NULL, 'v' },
387 { "progress",no_argument, NULL, OPT_PROGRESS },
388 { "aud", no_argument, NULL, OPT_AUD },
394 c = getopt_long( argc, argv, "hi:I:b:r:cxB:q:f:o:A:m:p:vw",
395 long_options, &long_options_index);
411 param->rc.i_bitrate = atol( optarg );
415 param->i_bframe = atol( optarg );
418 param->b_bframe_adaptive = 0;
421 param->i_bframe_bias = atol( optarg );
424 param->b_bframe_pyramid = 1;
427 param->i_keyint_min = atol( optarg );
430 param->i_keyint_max = atol( optarg );
433 param->i_scenecut_threshold = atol( optarg );
436 param->b_deblocking_filter = 0;
440 char *p = strchr( optarg, ':' );
441 param->i_deblocking_filter_alphac0 = atoi( optarg );
442 param->i_deblocking_filter_beta = p ? atoi( p+1 ) : param->i_deblocking_filter_alphac0;
446 param->rc.i_qp_constant = atoi( optarg );
449 param->rc.i_qp_min = atoi( optarg );
452 param->rc.i_qp_max = atoi( optarg );
455 param->rc.i_qp_step = atoi( optarg );
458 param->i_frame_reference = atoi( optarg );
470 param->i_maxframes = atoi( optarg );
473 if( !strncasecmp(optarg + strlen(optarg) - 4, ".mp4", 4) )
476 p_open_outfile = open_file_mp4;
477 p_write_nalu = write_nalu_mp4;
478 p_set_outfile_param = set_param_mp4;
479 p_set_eop = set_eop_mp4;
480 p_close_outfile = close_file_mp4;
482 fprintf( stderr, "not compiled with MP4 output support\n" );
486 if( !strcmp(optarg, "-") )
488 else if( p_open_outfile( optarg, p_hout ) )
490 fprintf( stderr, "cannot open output file `%s'\n", optarg );
496 char *p = strchr( optarg, ':' );
499 param->vui.i_sar_width = atoi( optarg );
500 param->vui.i_sar_height = atoi( p + 1 );
507 if( sscanf( optarg, "%d/%d", ¶m->i_fps_num, ¶m->i_fps_den ) == 2 )
509 else if( sscanf( optarg, "%f", &fps ) )
511 param->i_fps_num = (int)(fps * 1000 + .5);
512 param->i_fps_den = 1000;
516 fprintf( stderr, "bad fps `%s'\n", optarg );
522 param->analyse.inter = 0;
523 if( strstr( optarg, "none" ) ) param->analyse.inter = 0x000000;
524 if( strstr( optarg, "all" ) ) param->analyse.inter = X264_ANALYSE_I4x4|X264_ANALYSE_PSUB16x16|X264_ANALYSE_PSUB8x8|X264_ANALYSE_BSUB16x16;
526 if( strstr( optarg, "i4x4" ) ) param->analyse.inter |= X264_ANALYSE_I4x4;
527 if( strstr( optarg, "p8x8" ) ) param->analyse.inter |= X264_ANALYSE_PSUB16x16;
528 if( strstr( optarg, "p4x4" ) ) param->analyse.inter |= X264_ANALYSE_PSUB8x8;
529 if( strstr( optarg, "b8x8" ) ) param->analyse.inter |= X264_ANALYSE_BSUB16x16;
532 if( strstr( optarg, "temporal" ) )
533 param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_TEMPORAL;
534 else if( strstr( optarg, "spatial" ) )
535 param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_SPATIAL;
536 else if( strstr( optarg, "none" ) )
537 param->analyse.i_direct_mv_pred = X264_DIRECT_PRED_NONE;
539 param->analyse.i_direct_mv_pred = atoi( optarg );
542 param->analyse.b_weighted_bipred = 1;
545 if( strstr( optarg, "dia" ) )
546 param->analyse.i_me_method = X264_ME_DIA;
547 else if( strstr( optarg, "hex" ) )
548 param->analyse.i_me_method = X264_ME_HEX;
549 else if( strstr( optarg, "esa" ) )
550 param->analyse.i_me_method = X264_ME_ESA;
553 fprintf( stderr, "bad ME method `%s'\n", optarg );
558 param->analyse.i_me_range = atoi(optarg);
561 param->analyse.i_subpel_refine = atoi(optarg);
563 case OPT_NO_CHROMA_ME:
564 param->analyse.b_chroma_me = 0;
567 param->i_level_idc = atoi(optarg);
570 param->rc.i_rc_buffer_size = atoi(optarg);
573 param->rc.i_rc_init_buffer = atoi(optarg);
576 param->rc.i_rc_sens = atoi(optarg);
579 param->rc.f_ip_factor = atof(optarg);
582 param->rc.f_pb_factor = atof(optarg);
585 param->analyse.i_chroma_qp_offset = atoi(optarg);
589 int i_pass = atoi(optarg);
591 param->rc.b_stat_write = 1;
592 else if( i_pass == 2 )
593 param->rc.b_stat_read = 1;
594 else if( i_pass > 2 )
595 param->rc.b_stat_read =
596 param->rc.b_stat_write = 1;
600 param->rc.psz_stat_in = optarg;
601 param->rc.psz_stat_out = optarg;
604 param->rc.psz_rc_eq = optarg;
607 param->rc.f_qcompress = atof(optarg);
610 param->rc.f_qblur = atof(optarg);
613 param->rc.f_complexity_blur = atof(optarg);
616 param->analyse.b_psnr = 0;
619 param->i_log_level = X264_LOG_NONE;
622 param->i_log_level = X264_LOG_DEBUG;
631 fprintf( stderr, "unknown option (%c)\n", optopt );
636 /* Get the file name */
637 if( optind > argc - 1 || !*p_hout )
642 psz_filename = argv[optind++];
644 if( !(*pb_decompress) )
646 if( optind > argc - 1 )
648 /* try to parse the file name */
649 for( psz = psz_filename; *psz; psz++ )
651 if( *psz >= '0' && *psz <= '9'
652 && sscanf( psz, "%ux%u", ¶m->i_width, ¶m->i_height ) == 2 )
654 if( param->i_log_level > X264_LOG_NONE )
655 fprintf( stderr, "x264: file name gives %dx%d\n", param->i_width, param->i_height );
662 sscanf( argv[optind++], "%ux%u", ¶m->i_width, ¶m->i_height );
665 /* check avis input */
666 psz = psz_filename + strlen(psz_filename) - 1;
667 while( psz > psz_filename && *psz != '.' )
670 if( !strncasecmp( psz, ".avi", 4 ) || !strncasecmp( psz, ".avs", 4 ) )
673 if( !b_avis && ( !param->i_width || !param->i_height ) )
681 if( !strcmp( psz_filename, "-" ) )
691 p_open_infile = open_file_avis;
692 p_get_frame_total = get_frame_total_avis;
693 p_read_frame = read_frame_avis;
694 p_close_infile = close_file_avis;
696 fprintf( stderr, "not compiled with AVIS input support\n" );
700 if( p_open_infile( psz_filename, p_hin, param ) )
702 fprintf( stderr, "could not open input file '%s'\n", psz_filename );
710 /*****************************************************************************
712 *****************************************************************************/
713 static int Decode( x264_param_t *param, FILE *fh26l, hnd_t hout )
715 fprintf( stderr, "decompressor not working (help is welcome)\n" );
723 if( ( h = x264_decoder_open( ¶m ) ) == NULL )
725 fprintf( stderr, "x264_decoder_open failed\n" );
729 i_start = x264_mdate();
733 nal.p_payload = malloc( DATA_MAX );
737 uint8_t *p, *p_next, *end;
740 if( i_data < DATA_MAX && !b_eof )
742 int i_read = fread( &data[i_data], 1, DATA_MAX - i_data, fh26l );
760 /* extract one nal */
764 if( p[0] == 0x00 && p[1] == 0x00 && p[2] == 0x01 )
773 fprintf( stderr, "garbage (i_data = %d)\n", i_data );
779 while( p_next < end - 3 )
781 if( p_next[0] == 0x00 && p_next[1] == 0x00 && p_next[2] == 0x01 )
788 if( p_next == end - 3 && i_data < DATA_MAX )
793 /* decode this nal */
794 i_size = p_next - p - 3;
801 fprintf( stderr, "nal too large (FIXME) ?\n" );
806 x264_nal_decode( &nal, p +3, i_size );
808 /* decode the content of the nal */
809 x264_decoder_decode( h, &pic, &nal );
817 for( i = 0; i < pic->i_plane;i++ )
822 i_div = i==0 ? 1 : 2;
823 for( i_line = 0; i_line < pic->i_height/i_div; i_line++ )
825 fwrite( pic->plane[i]+i_line*pic->i_stride[i], 1, pic->i_width/i_div, hout );
830 memmove( &data[0], p_next, end - p_next );
831 i_data -= p_next - &data[0];
834 i_end = x264_mdate();
835 free( nal.p_payload );
836 fprintf( stderr, "\n" );
838 x264_decoder_close( h );
847 double fps = (double)i_frame * (double)1000000 /
848 (double)( i_end - i_start );
849 fprintf( stderr, "decoded %d frames %ffps\n", i_frame, fps );
854 static int Encode_frame( x264_t *h, hnd_t hout, x264_picture_t *pic )
856 x264_picture_t pic_out;
861 /* Do not force any parameters */
864 pic->i_type = X264_TYPE_AUTO;
867 if( x264_encoder_encode( h, &nal, &i_nal, pic, &pic_out ) < 0 )
869 fprintf( stderr, "x264_encoder_encode failed\n" );
872 for( i = 0; i < i_nal; i++ )
878 if( ( i_size = x264_nal_encode( data, &i_data, 1, &nal[i] ) ) > 0 )
880 i_file += p_write_nalu( hout, data, i_size );
882 else if( i_size < 0 )
884 fprintf( stderr, "need to increase buffer size (size=%d)\n", -i_size );
888 p_set_eop( hout, &pic_out );
893 /*****************************************************************************
895 *****************************************************************************/
896 static int Encode( x264_param_t *param, hnd_t hin, hnd_t hout, int b_progress )
901 int i_frame, i_frame_total;
902 int64_t i_start, i_end;
907 i_frame_total = p_get_frame_total( hin, param->i_width, param->i_height );
909 if( ( h = x264_encoder_open( param ) ) == NULL )
911 fprintf( stderr, "x264_encoder_open failed\n" );
912 p_close_infile( hin );
913 p_close_outfile( hout );
917 if( p_set_outfile_param( hout, param ) )
919 fprintf( stderr, "can't set outfile param\n" );
920 p_close_infile( hin );
921 p_close_outfile( hout );
925 /* Create a new pic */
926 x264_picture_alloc( &pic, X264_CSP_I420, param->i_width, param->i_height );
928 i_start = x264_mdate();
930 if( param->i_maxframes > 0 && param->i_maxframes < i_frame_total )
931 i_frame_total = param->i_maxframes;
932 for( i_frame = 0, i_file = 0, i_progress = 0; i_ctrl_c == 0 && i_frame < i_frame_total; )
934 if( p_read_frame( &pic, hin, param->i_width, param->i_height ) )
937 pic.i_pts = i_frame * param->i_fps_den;
939 i_file += Encode_frame( h, hout, &pic );
943 /* update status line (up to 1000 times per input file) */
944 if( b_progress && param->i_log_level < X264_LOG_DEBUG &&
945 i_frame * 1000 / i_frame_total > i_progress )
947 int64_t i_elapsed = x264_mdate() - i_start;
948 double fps = i_elapsed > 0 ? i_frame * 1000000. / i_elapsed : 0;
949 i_progress = i_frame * 1000 / i_frame_total;
950 fprintf( stderr, "encoded frames: %d/%d (%.1f%%), %.2f fps \r", i_frame,
951 i_frame_total, (float)i_progress / 10, fps );
952 fflush( stderr ); // needed in windows
955 /* Flush delayed B-frames */
958 i_frame_size = Encode_frame( h, hout, NULL );
959 } while( i_frame_size );
961 i_end = x264_mdate();
962 x264_picture_clean( &pic );
963 x264_encoder_close( h );
964 fprintf( stderr, "\n" );
966 p_close_infile( hin );
967 p_close_outfile( hout );
971 double fps = (double)i_frame * (double)1000000 /
972 (double)( i_end - i_start );
974 fprintf( stderr, "encoded %d frames, %.2f fps, %.2f kb/s\n", i_frame, fps, (double) i_file * 8 * param->i_fps_num / ( param->i_fps_den * i_frame * 1000 ) );
980 /* raw 420 yuv file operation */
981 static int open_file_yuv( char *psz_filename, hnd_t *p_handle , x264_param_t *p_param )
983 if ((*p_handle = fopen(psz_filename, "rb")) == NULL)
988 static int get_frame_total_yuv( hnd_t handle, int i_width, int i_height )
990 FILE *f = (FILE *)handle;
991 int i_frame_total = 0;
993 if( !fseek( f, 0, SEEK_END ) )
995 int64_t i_size = ftell( f );
996 fseek( f, 0, SEEK_SET );
997 i_frame_total = (int)(i_size / ( i_width * i_height * 3 / 2 ));
1000 return i_frame_total;
1003 static int read_frame_yuv( x264_picture_t *p_pic, hnd_t handle, int i_width, int i_height )
1005 FILE *f = (FILE *)handle;
1007 if( fread( p_pic->img.plane[0], 1, i_width * i_height, f ) <= 0
1008 || fread( p_pic->img.plane[1], 1, i_width * i_height / 4, f ) <= 0
1009 || fread( p_pic->img.plane[2], 1, i_width * i_height / 4, f ) <= 0 )
1015 static int close_file_yuv(hnd_t handle)
1019 return fclose((FILE *)handle);
1023 /* avs/avi input file support under cygwin */
1027 static int gcd(int a, int b)
1041 static int open_file_avis( char *psz_filename, hnd_t *p_handle, x264_param_t *p_param )
1044 PAVISTREAM p_avi = NULL;
1050 if( AVIStreamOpenFromFile( &p_avi, psz_filename, streamtypeVIDEO, 0, OF_READ, NULL ) )
1056 if( AVIStreamInfo(p_avi, &info, sizeof(AVISTREAMINFO)) )
1058 AVIStreamRelease(p_avi);
1063 // check input format
1064 if (info.fccHandler != MAKEFOURCC('Y', 'V', '1', '2'))
1066 fprintf( stderr, "avis [error]: unsupported input format (%c%c%c%c)\n",
1067 (char)(info.fccHandler & 0xff), (char)((info.fccHandler >> 8) & 0xff),
1068 (char)((info.fccHandler >> 16) & 0xff), (char)((info.fccHandler >> 24)) );
1070 AVIStreamRelease(p_avi);
1076 p_param->i_width = info.rcFrame.right - info.rcFrame.left;
1077 p_param->i_height = info.rcFrame.bottom - info.rcFrame.top;
1078 i = gcd(info.dwRate, info.dwScale);
1079 p_param->i_fps_den = info.dwScale / i;
1080 p_param->i_fps_num = info.dwRate / i;
1082 fprintf( stderr, "avis [info]: %dx%d @ %.2f fps (%d frames)\n",
1083 p_param->i_width, p_param->i_height,
1084 (double)p_param->i_fps_num / (double)p_param->i_fps_den,
1085 (int)info.dwLength );
1087 *p_handle = (hnd_t)p_avi;
1092 static int get_frame_total_avis( hnd_t handle, int i_width, int i_height )
1094 PAVISTREAM p_avi = (PAVISTREAM)handle;
1097 if( AVIStreamInfo(p_avi, &info, sizeof(AVISTREAMINFO)) )
1100 return info.dwLength;
1103 static int read_frame_avis( x264_picture_t *p_pic, hnd_t handle, int i_width, int i_height )
1105 static int i_index = 0;
1106 PAVISTREAM p_avi = (PAVISTREAM)handle;
1108 p_pic->img.i_csp = X264_CSP_YV12;
1110 if( AVIStreamRead(p_avi, i_index, 1, p_pic->img.plane[0], i_width * i_height * 3 / 2, NULL, NULL ) )
1118 static int close_file_avis( hnd_t handle )
1120 PAVISTREAM p_avi = (PAVISTREAM)handle;
1122 AVIStreamRelease(p_avi);
1131 static int open_file_bsf( char *psz_filename, hnd_t *p_handle )
1133 if ((*p_handle = fopen(psz_filename, "w+b")) == NULL)
1139 static int set_param_bsf( hnd_t handle, x264_param_t *p_param )
1144 static int write_nalu_bsf( hnd_t handle, uint8_t *p_nalu, int i_size )
1146 if (fwrite(p_nalu, i_size, 1, (FILE *)handle) > 0)
1151 static int set_eop_bsf( hnd_t handle, x264_picture_t *p_picture )
1156 static int close_file_bsf( hnd_t handle )
1158 if ((handle == NULL) || (handle == stdout))
1161 return fclose((FILE *)handle);
1164 /* -- mp4 muxing support ------------------------------------------------- */
1170 AVCConfig *p_config;
1183 static void recompute_bitrate_mp4(M4File *p_file, int i_track)
1185 u32 i, count, di, timescale, time_wnd, rate;
1190 esd = M4_GetStreamDescriptor(p_file, i_track, 1);
1193 esd->decoderConfig->avgBitrate = 0;
1194 esd->decoderConfig->maxBitrate = 0;
1195 rate = time_wnd = 0;
1197 timescale = M4_GetMediaTimeScale(p_file, i_track);
1198 count = M4_GetSampleCount(p_file, i_track);
1199 for (i=0; i<count; i++) {
1200 M4Sample *samp = M4_GetSampleInfo(p_file, i_track, i+1, &di, &offset);
1202 if (samp->dataLength>esd->decoderConfig->bufferSizeDB) esd->decoderConfig->bufferSizeDB = samp->dataLength;
1204 if (esd->decoderConfig->bufferSizeDB < samp->dataLength) esd->decoderConfig->bufferSizeDB = samp->dataLength;
1205 esd->decoderConfig->avgBitrate += samp->dataLength;
1206 rate += samp->dataLength;
1207 if (samp->DTS > time_wnd + timescale) {
1208 if (rate > esd->decoderConfig->maxBitrate) esd->decoderConfig->maxBitrate = rate;
1209 time_wnd = samp->DTS;
1213 M4_DeleteSample(&samp);
1216 br = (Double) (s64) M4_GetMediaDuration(p_file, i_track);
1218 esd->decoderConfig->avgBitrate = (u32) (esd->decoderConfig->avgBitrate / br);
1220 esd->decoderConfig->avgBitrate *= 8;
1221 esd->decoderConfig->maxBitrate *= 8;
1223 M4_ChangeStreamDescriptor(p_file, i_track, 1, esd);
1224 OD_DeleteDescriptor((Descriptor **)&esd);
1228 static int close_file_mp4( hnd_t handle )
1230 mp4_t *p_mp4 = (mp4_t *)handle;
1235 if (p_mp4->p_config)
1236 AVC_DeleteConfig(p_mp4->p_config);
1238 if (p_mp4->p_sample)
1240 if (p_mp4->p_sample->data)
1241 free(p_mp4->p_sample->data);
1243 M4_DeleteSample(&p_mp4->p_sample);
1248 recompute_bitrate_mp4(p_mp4->p_file, p_mp4->i_track);
1249 M4_SetMoviePLIndication(p_mp4->p_file, M4_PL_VISUAL, 0x15);
1250 M4_SetStorageMode(p_mp4->p_file, M4_FLAT);
1251 M4_MovieClose(p_mp4->p_file);
1259 static int open_file_mp4( char *psz_filename, hnd_t *p_handle )
1265 if ((p_mp4 = (mp4_t *)malloc(sizeof(mp4_t))) == NULL)
1268 memset(p_mp4, 0, sizeof(mp4_t));
1269 p_mp4->p_file = M4_MovieOpen(psz_filename, M4_OPEN_WRITE);
1271 if ((p_mp4->p_sample = M4_NewSample()) == NULL)
1273 close_file_mp4( p_mp4 );
1277 M4_SetMovieVersionInfo(p_mp4->p_file, H264_AVC_File, 0);
1285 static int set_param_mp4( hnd_t handle, x264_param_t *p_param )
1287 mp4_t *p_mp4 = (mp4_t *)handle;
1289 p_mp4->i_track = M4_NewTrack(p_mp4->p_file, 0, M4_VisualMediaType,
1290 p_param->i_fps_num);
1292 p_mp4->p_config = AVC_NewConfig();
1293 M4_AVC_NewStreamConfig(p_mp4->p_file, p_mp4->i_track, p_mp4->p_config,
1294 NULL, NULL, &p_mp4->i_descidx);
1296 M4_SetVisualEntrySize(p_mp4->p_file, p_mp4->i_track, p_mp4->i_descidx,
1297 p_param->i_width, p_param->i_height);
1299 p_mp4->p_sample->data = (char *)malloc(p_param->i_width * p_param->i_height * 3 / 2);
1300 if (p_mp4->p_sample->data == NULL)
1303 p_mp4->i_time_res = p_param->i_fps_num;
1304 p_mp4->i_time_inc = p_param->i_fps_den;
1305 p_mp4->i_init_delay = p_param->i_bframe ? (p_param->b_bframe_pyramid ? 2 : 1) : 0;
1306 p_mp4->i_init_delay *= p_mp4->i_time_inc;
1307 fprintf(stderr, "mp4 [info]: initial delay %d (scale %d)\n",
1308 p_mp4->i_init_delay, p_mp4->i_time_res);
1314 static int write_nalu_mp4( hnd_t handle, uint8_t *p_nalu, int i_size )
1316 mp4_t *p_mp4 = (mp4_t *)handle;
1317 AVCConfigSlot *p_slot;
1318 uint8_t type = p_nalu[4] & 0x1f;
1327 p_mp4->p_config->configurationVersion = 1;
1328 p_mp4->p_config->AVCProfileIndication = p_nalu[5];
1329 p_mp4->p_config->profile_compatibility = p_nalu[6];
1330 p_mp4->p_config->AVCLevelIndication = p_nalu[7];
1331 p_slot = (AVCConfigSlot *)malloc(sizeof(AVCConfigSlot));
1332 p_slot->size = i_size - 4;
1333 p_slot->data = (char *)malloc(p_slot->size);
1334 memcpy(p_slot->data, p_nalu + 4, i_size - 4);
1335 ChainAddEntry(p_mp4->p_config->sequenceParameterSets, p_slot);
1345 p_slot = (AVCConfigSlot *)malloc(sizeof(AVCConfigSlot));
1346 p_slot->size = i_size - 4;
1347 p_slot->data = (char *)malloc(p_slot->size);
1348 memcpy(p_slot->data, p_nalu + 4, i_size - 4);
1349 ChainAddEntry(p_mp4->p_config->pictureParameterSets, p_slot);
1353 M4_AVC_UpdateStreamConfig(p_mp4->p_file, p_mp4->i_track, 1, p_mp4->p_config);
1361 psize = i_size - 4 ;
1362 memcpy(p_mp4->p_sample->data + p_mp4->p_sample->dataLength, p_nalu, i_size);
1363 p_mp4->p_sample->data[p_mp4->p_sample->dataLength + 0] = (psize >> 24) & 0xff;
1364 p_mp4->p_sample->data[p_mp4->p_sample->dataLength + 1] = (psize >> 16) & 0xff;
1365 p_mp4->p_sample->data[p_mp4->p_sample->dataLength + 2] = (psize >> 8) & 0xff;
1366 p_mp4->p_sample->data[p_mp4->p_sample->dataLength + 3] = (psize >> 0) & 0xff;
1367 p_mp4->p_sample->dataLength += i_size;
1374 static int set_eop_mp4( hnd_t handle, x264_picture_t *p_picture )
1376 mp4_t *p_mp4 = (mp4_t *)handle;
1377 uint32_t dts = p_mp4->i_numframe * p_mp4->i_time_inc;
1378 uint32_t pts = p_picture->i_pts;
1379 int offset = p_mp4->i_init_delay + pts - dts;
1381 p_mp4->p_sample->IsRAP = p_picture->i_type == X264_TYPE_IDR ? 1 : 0;
1382 p_mp4->p_sample->DTS = dts;
1383 p_mp4->p_sample->CTS_Offset = offset;
1384 M4_AddSample(p_mp4->p_file, p_mp4->i_track, p_mp4->i_descidx, p_mp4->p_sample);
1386 p_mp4->p_sample->dataLength = 0;
1387 p_mp4->i_numframe++;