git.sesse.net Git - x264/blob - x264.c

   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 $
   6  *
   7  * Authors: Laurent Aimar <fenrir@via.ecp.fr>
   8  *
   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.
  13  *
  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.
  18  *
  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  *****************************************************************************/
  23
  24 #define _LARGEFILE_SOURCE
  25 #define _FILE_OFFSET_BITS 64
  26
  27 #include <stdlib.h>
  28 #include <stdio.h>
  29 #include <string.h>
  30 #include <math.h>
  31
  32 #include <signal.h>
  33 #define _GNU_SOURCE
  34 #include <getopt.h>
  35
  36 #ifdef _MSC_VER
  37 #include <io.h>     /* _setmode() */
  38 #include <fcntl.h>  /* _O_BINARY */
  39 #endif
  40
  41 #ifndef _MSC_VER
  42 #include "config.h"
  43 #endif
  44
  45 #include "common/common.h"
  46 #include "x264.h"
  47 #include "muxers.h"
  48
  49 #define DATA_MAX 3000000
  50 uint8_t data[DATA_MAX];
  51
  52 /* Ctrl-C handler */
  53 static int     b_ctrl_c = 0;
  54 static int     b_exit_on_ctrl_c = 0;
  55 static void    SigIntHandler( int a )
  56 {
  57     if( b_exit_on_ctrl_c )
  58         exit(0);
  59     b_ctrl_c = 1;
  60 }
  61
  62 typedef struct {
  63     int b_progress;
  64     int i_seek;
  65     hnd_t hin;
  66     hnd_t hout;
  67     FILE *qpfile;
  68 } cli_opt_t;
  69
  70 /* input file operation function pointers */
  71 int (*p_open_infile)( char *psz_filename, hnd_t *p_handle, x264_param_t *p_param );
  72 int (*p_get_frame_total)( hnd_t handle );
  73 int (*p_read_frame)( x264_picture_t *p_pic, hnd_t handle, int i_frame );
  74 int (*p_close_infile)( hnd_t handle );
  75
  76 /* output file operation function pointers */
  77 static int (*p_open_outfile)( char *psz_filename, hnd_t *p_handle );
  78 static int (*p_set_outfile_param)( hnd_t handle, x264_param_t *p_param );
  79 static int (*p_write_nalu)( hnd_t handle, uint8_t *p_nal, int i_size );
  80 static int (*p_set_eop)( hnd_t handle, x264_picture_t *p_picture );
  81 static int (*p_close_outfile)( hnd_t handle );
  82
  83 static void Help( x264_param_t *defaults );
  84 static int  Parse( int argc, char **argv, x264_param_t *param, cli_opt_t *opt );
  85 static int  Encode( x264_param_t *param, cli_opt_t *opt );
  86
  87
  88 /****************************************************************************
  89  * main:
  90  ****************************************************************************/
  91 int main( int argc, char **argv )
  92 {
  93     x264_param_t param;
  94     cli_opt_t opt;
  95
  96 #ifdef _MSC_VER
  97     _setmode(_fileno(stdin), _O_BINARY);
  98     _setmode(_fileno(stdout), _O_BINARY);
  99 #endif
 100
 101     x264_param_default( &param );
 102
 103     /* Parse command line */
 104     if( Parse( argc, argv, &param, &opt ) < 0 )
 105         return -1;
 106
 107     /* Control-C handler */
 108     signal( SIGINT, SigIntHandler );
 109
 110     return Encode( &param, &opt );
 111 }
 112
 113 static char const *strtable_lookup( const char * const table[], int index )
 114 {
 115     int i = 0; while( table[i] ) i++;
 116     return ( ( index >= 0 && index < i ) ? table[ index ] : "???" );
 117 }
 118
 119 /*****************************************************************************
 120  * Help:
 121  *****************************************************************************/
 122 static void Help( x264_param_t *defaults )
 123 {
 124     fprintf( stderr,
 125              "x264 core:%d%s\n"
 126              "Syntax: x264 [options] -o outfile infile [widthxheight]\n"
 127              "\n"
 128              "Infile can be raw YUV 4:2:0 (in which case resolution is required),\n"
 129              "  or YUV4MPEG 4:2:0 (*.y4m),\n"
 130              "  or AVI or Avisynth if compiled with AVIS support (%s).\n"
 131              "Outfile type is selected by filename:\n"
 132              " .264 -> Raw bytestream\n"
 133              " .mkv -> Matroska\n"
 134              " .mp4 -> MP4 if compiled with GPAC support (%s)\n"
 135              "\n"
 136              "Options:\n"
 137              "\n"
 138              "  -h, --help                  Print this help\n"
 139              "\n"
 140              "Frame-type options:\n"
 141              "\n"
 142              "  -I, --keyint <integer>      Maximum GOP size [%d]\n"
 143              "  -i, --min-keyint <integer>  Minimum GOP size [%d]\n"
 144              "      --scenecut <integer>    How aggressively to insert extra I-frames [%d]\n"
 145              "  -b, --bframes <integer>     Number of B-frames between I and P [%d]\n"
 146              "      --no-b-adapt            Disable adaptive B-frame decision\n"
 147              "      --b-bias <integer>      Influences how often B-frames are used [%d]\n"
 148              "      --b-pyramid             Keep some B-frames as references\n"
 149              "\n"
 150              "      --no-cabac              Disable CABAC\n"
 151              "  -r, --ref <integer>         Number of reference frames [%d]\n"
 152              "      --nf                    Disable loop filter\n"
 153              "  -f, --filter <alpha:beta>   Loop filter AlphaC0 and Beta parameters [%d:%d]\n"
 154              "\n"
 155              "Ratecontrol:\n"
 156              "\n"
 157              "  -q, --qp <integer>          Set QP (0=lossless) [%d]\n"
 158              "  -B, --bitrate <integer>     Set bitrate\n"
 159              "      --crf <integer>         Quality-based VBR (nominal QP)\n"
 160              "      --qpmin <integer>       Set min QP [%d]\n"
 161              "      --qpmax <integer>       Set max QP [%d]\n"
 162              "      --qpstep <integer>      Set max QP step [%d]\n"
 163              "      --ratetol <float>       Allowed variance of average bitrate [%.1f]\n"
 164              "      --vbv-maxrate <integer> Max local bitrate [%d]\n"
 165              "      --vbv-bufsize <integer> Size of VBV buffer [%d]\n"
 166              "      --vbv-init <float>      Initial VBV buffer occupancy [%.1f]\n"
 167              "\n"
 168              "      --ipratio <float>       QP factor between I and P [%.2f]\n"
 169              "      --pbratio <float>       QP factor between P and B [%.2f]\n"
 170              "      --chroma-qp-offset <integer>  QP difference between chroma and luma [%d]\n"
 171              "\n"
 172              "  -p, --pass <1|2|3>          Enable multipass ratecontrol:\n"
 173              "                                  - 1: First pass, creates stats file\n"
 174              "                                  - 2: Last pass, does not overwrite stats file\n"
 175              "                                  - 3: Nth pass, overwrites stats file\n"
 176              "      --stats <string>        Filename for 2 pass stats [\"%s\"]\n"
 177              "      --rceq <string>         Ratecontrol equation [\"%s\"]\n"
 178              "      --qcomp <float>         QP curve compression: 0.0 => CBR, 1.0 => CQP [%.2f]\n"
 179              "      --cplxblur <float>      Reduce fluctuations in QP (before curve compression) [%.1f]\n"
 180              "      --qblur <float>         Reduce fluctuations in QP (after curve compression) [%.1f]\n"
 181              "\n"
 182              "      --zones <zone0>/<zone1>/...\n"
 183              "                              Tweak the bitrate of some regions of the video\n"
 184              "                              Each zone is of the form\n"
 185              "                                  <start frame>,<end frame>,<option>\n"
 186              "                                  where <option> is either\n"
 187              "                                      q=<integer> (force QP)\n"
 188              "                                  or  b=<float> (bitrate multiplier)\n"
 189              "      --qpfile <string>       Force frametypes and QPs\n"
 190              "\n"
 191              "Analysis:\n"
 192              "\n"
 193              "  -A, --analyse <string>      Partitions to consider [\"p8x8,b8x8,i8x8,i4x4\"]\n"
 194              "                                  - p8x8, p4x4, b8x8, i8x8, i4x4\n"
 195              "                                  - none, all\n"
 196              "                                  (p4x4 requires p8x8. i8x8 requires --8x8dct.)\n"
 197              "      --direct <string>       Direct MV prediction mode [\"%s\"]\n"
 198              "                                  - none, spatial, temporal, auto\n"
 199              "  -w, --weightb               Weighted prediction for B-frames\n"
 200              "      --me <string>           Integer pixel motion estimation method [\"%s\"]\n"
 201              "                                  - dia: diamond search, radius 1 (fast)\n"
 202              "                                  - hex: hexagonal search, radius 2\n"
 203              "                                  - umh: uneven multi-hexagon search\n"
 204              "                                  - esa: exhaustive search (slow)\n"
 205              "      --merange <integer>     Maximum motion vector search range [%d]\n"
 206              "  -m, --subme <integer>       Subpixel motion estimation and partition\n"
 207              "                                  decision quality: 1=fast, 7=best. [%d]\n"
 208              "      --b-rdo                 RD based mode decision for B-frames. Requires subme 6.\n"
 209              "      --mixed-refs            Decide references on a per partition basis\n"
 210              "      --no-chroma-me          Ignore chroma in motion estimation\n"
 211              "      --bime                  Jointly optimize both MVs in B-frames\n"
 212              "  -8, --8x8dct                Adaptive spatial transform size\n"
 213              "  -t, --trellis <integer>     Trellis RD quantization. Requires CABAC. [%d]\n"
 214              "                                  - 0: disabled\n"
 215              "                                  - 1: enabled only on the final encode of a MB\n"
 216              "                                  - 2: enabled on all mode decisions\n"
 217              "      --no-fast-pskip         Disables early SKIP detection on P-frames\n"
 218              "      --no-dct-decimate       Disables coefficient thresholding on P-frames\n"
 219              "      --nr <integer>          Noise reduction [%d]\n"
 220              "\n"
 221              "      --cqm <string>          Preset quant matrices [\"flat\"]\n"
 222              "                                  - jvt, flat\n"
 223              "      --cqmfile <string>      Read quant matrices from a JM-compatible file\n"
 224              "                                  Overrides any other --cqm* options.\n"
 225              "      --cqm4 <list>           Set all 4x4 quant matrices\n"
 226              "                                  Takes a comma-separated list of 16 integers.\n"
 227              "      --cqm8 <list>           Set all 8x8 quant matrices\n"
 228              "                                  Takes a comma-separated list of 64 integers.\n"
 229              "      --cqm4i, --cqm4p, --cqm8i, --cqm8p\n"
 230              "                              Set both luma and chroma quant matrices\n"
 231              "      --cqm4iy, --cqm4ic, --cqm4py, --cqm4pc\n"
 232              "                              Set individual quant matrices\n"
 233              "\n"
 234              "Video Usability Info (Annex E):\n"
 235              "The VUI settings are not used by the encoder but are merely suggestions to\n"
 236              "the playback equipment. See doc/vui.txt for details. Use at your own risk.\n"
 237              "\n"
 238              "      --sar width:height      Specify Sample Aspect Ratio\n"
 239              "      --overscan <string>     Specify crop overscan setting [\"%s\"]\n"
 240              "                                  - undef, show, crop\n"
 241              "      --videoformat <string>  Specify video format [\"%s\"]\n"
 242              "                                  - component, pal, ntsc, secam, mac, undef\n"
 243              "      --fullrange <string>    Specify full range samples setting [\"%s\"]\n"
 244              "                                  - off, on\n"
 245              "      --colorprim <string>    Specify color primaries [\"%s\"]\n"
 246              "                                  - undef, bt709, bt470m, bt470bg\n"
 247              "                                    smpte170m, smpte240m, film\n"
 248              "      --transfer <string>     Specify transfer characteristics [\"%s\"]\n"
 249              "                                  - undef, bt709, bt470m, bt470bg, linear,\n"
 250              "                                    log100, log316, smpte170m, smpte240m\n"
 251              "      --colormatrix <string>  Specify color matrix setting [\"%s\"]\n"
 252              "                                  - undef, bt709, fcc, bt470bg\n"
 253              "                                    smpte170m, smpte240m, GBR, YCgCo\n"
 254              "      --chromaloc <integer>   Specify chroma sample location (0 to 5) [%d]\n"
 255              "\n"
 256              "Input/Output:\n"
 257              "\n"
 258              "      --level <string>        Specify level (as defined by Annex A)\n"
 259              "      --fps <float|rational>  Specify framerate\n"
 260              "      --seek <integer>        First frame to encode\n"
 261              "      --frames <integer>      Maximum number of frames to encode\n"
 262              "  -o, --output                Specify output file\n"
 263              "\n"
 264              "      --threads <integer>     Parallel encoding (uses slices)\n"
 265              "      --thread-input          Run Avisynth in its own thread\n"
 266              "      --no-asm                Disable all CPU optimizations\n"
 267              "      --no-psnr               Disable PSNR computation\n"
 268              "      --quiet                 Quiet Mode\n"
 269              "  -v, --verbose               Print stats for each frame\n"
 270              "      --progress              Show a progress indicator while encoding\n"
 271              "      --visualize             Show MB types overlayed on the encoded video\n"
 272              "      --sps-id <integer>      Set SPS and PPS id numbers [%d]\n"
 273              "      --aud                   Use access unit delimiters\n"
 274              "\n",
 275             X264_BUILD, X264_VERSION,
 276 #ifdef AVIS_INPUT
 277             "yes",
 278 #else
 279             "no",
 280 #endif
 281 #ifdef MP4_OUTPUT
 282             "yes",
 283 #else
 284             "no",
 285 #endif
 286             defaults->i_keyint_max,
 287             defaults->i_keyint_min,
 288             defaults->i_scenecut_threshold,
 289             defaults->i_bframe,
 290             defaults->i_bframe_bias,
 291             defaults->i_frame_reference,
 292             defaults->i_deblocking_filter_alphac0,
 293             defaults->i_deblocking_filter_beta,
 294             defaults->rc.i_qp_constant,
 295             defaults->rc.i_qp_min,
 296             defaults->rc.i_qp_max,
 297             defaults->rc.i_qp_step,
 298             defaults->rc.f_rate_tolerance,
 299             defaults->rc.i_vbv_max_bitrate,
 300             defaults->rc.i_vbv_buffer_size,
 301             defaults->rc.f_vbv_buffer_init,
 302             defaults->rc.f_ip_factor,
 303             defaults->rc.f_pb_factor,
 304             defaults->analyse.i_chroma_qp_offset,
 305             defaults->rc.psz_stat_out,
 306             defaults->rc.psz_rc_eq,
 307             defaults->rc.f_qcompress,
 308             defaults->rc.f_complexity_blur,
 309             defaults->rc.f_qblur,
 310             strtable_lookup( x264_direct_pred_names, defaults->analyse.i_direct_mv_pred ),
 311             strtable_lookup( x264_motion_est_names, defaults->analyse.i_me_method ),
 312             defaults->analyse.i_me_range,
 313             defaults->analyse.i_subpel_refine,
 314             defaults->analyse.i_trellis,
 315             defaults->analyse.i_noise_reduction,
 316             strtable_lookup( x264_overscan_names, defaults->vui.i_overscan ),
 317             strtable_lookup( x264_vidformat_names, defaults->vui.i_vidformat ),
 318             strtable_lookup( x264_fullrange_names, defaults->vui.b_fullrange ),
 319             strtable_lookup( x264_colorprim_names, defaults->vui.i_colorprim ),
 320             strtable_lookup( x264_transfer_names, defaults->vui.i_transfer ),
 321             strtable_lookup( x264_colmatrix_names, defaults->vui.i_colmatrix ),
 322             defaults->vui.i_chroma_loc,
 323             defaults->i_sps_id
 324            );
 325 }
 326
 327 /*****************************************************************************
 328  * Parse:
 329  *****************************************************************************/
 330 static int  Parse( int argc, char **argv,
 331                    x264_param_t *param, cli_opt_t *opt )
 332 {
 333     char *psz_filename = NULL;
 334     x264_param_t defaults = *param;
 335     char *psz;
 336     int b_avis = 0;
 337     int b_y4m = 0;
 338     int b_thread_input = 0;
 339
 340     memset( opt, 0, sizeof(cli_opt_t) );
 341
 342     /* Default input file driver */
 343     p_open_infile = open_file_yuv;
 344     p_get_frame_total = get_frame_total_yuv;
 345     p_read_frame = read_frame_yuv;
 346     p_close_infile = close_file_yuv;
 347
 348     /* Default output file driver */
 349     p_open_outfile = open_file_bsf;
 350     p_set_outfile_param = set_param_bsf;
 351     p_write_nalu = write_nalu_bsf;
 352     p_set_eop = set_eop_bsf;
 353     p_close_outfile = close_file_bsf;
 354
 355     /* Parse command line options */
 356     for( ;; )
 357     {
 358         int b_error = 0;
 359         int long_options_index = -1;
 360
 361 #define OPT_FRAMES 256
 362 #define OPT_SEEK 257
 363 #define OPT_QPFILE 258
 364 #define OPT_THREAD_INPUT 259
 365 #define OPT_QUIET 260
 366 #define OPT_PROGRESS 261
 367 #define OPT_VISUALIZE 262
 368
 369         static struct option long_options[] =
 370         {
 371             { "help",    no_argument,       NULL, 'h' },
 372             { "bitrate", required_argument, NULL, 'B' },
 373             { "bframes", required_argument, NULL, 'b' },
 374             { "no-b-adapt", no_argument,    NULL, 0 },
 375             { "b-bias",  required_argument, NULL, 0 },
 376             { "b-pyramid", no_argument,     NULL, 0 },
 377             { "min-keyint",required_argument,NULL,'i' },
 378             { "keyint",  required_argument, NULL, 'I' },
 379             { "scenecut",required_argument, NULL, 0 },
 380             { "nf",      no_argument,       NULL, 0 },
 381             { "filter",  required_argument, NULL, 'f' },
 382             { "no-cabac",no_argument,       NULL, 0 },
 383             { "qp",      required_argument, NULL, 'q' },
 384             { "qpmin",   required_argument, NULL, 0 },
 385             { "qpmax",   required_argument, NULL, 0 },
 386             { "qpstep",  required_argument, NULL, 0 },
 387             { "crf",     required_argument, NULL, 0 },
 388             { "ref",     required_argument, NULL, 'r' },
 389             { "no-asm",  no_argument,       NULL, 0 },
 390             { "sar",     required_argument, NULL, 0 },
 391             { "fps",     required_argument, NULL, 0 },
 392             { "frames",  required_argument, NULL, OPT_FRAMES },
 393             { "seek",    required_argument, NULL, OPT_SEEK },
 394             { "output",  required_argument, NULL, 'o' },
 395             { "analyse", required_argument, NULL, 'A' },
 396             { "direct",  required_argument, NULL, 0 },
 397             { "weightb", no_argument,       NULL, 'w' },
 398             { "me",      required_argument, NULL, 0 },
 399             { "merange", required_argument, NULL, 0 },
 400             { "subme",   required_argument, NULL, 'm' },
 401             { "b-rdo",   no_argument,       NULL, 0 },
 402             { "mixed-refs", no_argument,    NULL, 0 },
 403             { "no-chroma-me", no_argument,  NULL, 0 },
 404             { "bime",    no_argument,       NULL, 0 },
 405             { "8x8dct",  no_argument,       NULL, '8' },
 406             { "trellis", required_argument, NULL, 't' },
 407             { "no-fast-pskip", no_argument, NULL, 0 },
 408             { "no-dct-decimate", no_argument, NULL, 0 },
 409             { "level",   required_argument, NULL, 0 },
 410             { "ratetol", required_argument, NULL, 0 },
 411             { "vbv-maxrate", required_argument, NULL, 0 },
 412             { "vbv-bufsize", required_argument, NULL, 0 },
 413             { "vbv-init", required_argument,NULL,  0 },
 414             { "ipratio", required_argument, NULL, 0 },
 415             { "pbratio", required_argument, NULL, 0 },
 416             { "chroma-qp-offset", required_argument, NULL, 0 },
 417             { "pass",    required_argument, NULL, 'p' },
 418             { "stats",   required_argument, NULL, 0 },
 419             { "rceq",    required_argument, NULL, 0 },
 420             { "qcomp",   required_argument, NULL, 0 },
 421             { "qblur",   required_argument, NULL, 0 },
 422             { "cplxblur",required_argument, NULL, 0 },
 423             { "zones",   required_argument, NULL, 0 },
 424             { "qpfile",  required_argument, NULL, OPT_QPFILE },
 425             { "threads", required_argument, NULL, 0 },
 426             { "thread-input", no_argument,  NULL, OPT_THREAD_INPUT },
 427             { "no-psnr", no_argument,       NULL, 0 },
 428             { "quiet",   no_argument,       NULL, OPT_QUIET },
 429             { "verbose", no_argument,       NULL, 'v' },
 430             { "progress",no_argument,       NULL, OPT_PROGRESS },
 431             { "visualize",no_argument,      NULL, OPT_VISUALIZE },
 432             { "sps-id",  required_argument, NULL, 0 },
 433             { "aud",     no_argument,       NULL, 0 },
 434             { "nr",      required_argument, NULL, 0 },
 435             { "cqm",     required_argument, NULL, 0 },
 436             { "cqmfile", required_argument, NULL, 0 },
 437             { "cqm4",    required_argument, NULL, 0 },
 438             { "cqm4i",   required_argument, NULL, 0 },
 439             { "cqm4iy",  required_argument, NULL, 0 },
 440             { "cqm4ic",  required_argument, NULL, 0 },
 441             { "cqm4p",   required_argument, NULL, 0 },
 442             { "cqm4py",  required_argument, NULL, 0 },
 443             { "cqm4pc",  required_argument, NULL, 0 },
 444             { "cqm8",    required_argument, NULL, 0 },
 445             { "cqm8i",   required_argument, NULL, 0 },
 446             { "cqm8p",   required_argument, NULL, 0 },
 447             { "overscan", required_argument, NULL, 0 },
 448             { "videoformat", required_argument, NULL, 0 },
 449             { "fullrange", required_argument, NULL, 0 },
 450             { "colorprim", required_argument, NULL, 0 },
 451             { "transfer", required_argument, NULL, 0 },
 452             { "colormatrix", required_argument, NULL, 0 },
 453             { "chromaloc", required_argument, NULL, 0 },
 454             {0, 0, 0, 0}
 455         };
 456
 457         int c = getopt_long( argc, argv, "8A:B:b:f:hI:i:m:o:p:q:r:t:vw",
 458                              long_options, &long_options_index);
 459
 460         if( c == -1 )
 461         {
 462             break;
 463         }
 464
 465         switch( c )
 466         {
 467             case 'h':
 468                 Help( &defaults );
 469                 return -1;
 470             case OPT_FRAMES:
 471                 param->i_frame_total = atoi( optarg );
 472                 break;
 473             case OPT_SEEK:
 474                 opt->i_seek = atoi( optarg );
 475                 break;
 476             case 'o':
 477                 if( !strncasecmp(optarg + strlen(optarg) - 4, ".mp4", 4) )
 478                 {
 479 #ifdef MP4_OUTPUT
 480                     p_open_outfile = open_file_mp4;
 481                     p_write_nalu = write_nalu_mp4;
 482                     p_set_outfile_param = set_param_mp4;
 483                     p_set_eop = set_eop_mp4;
 484                     p_close_outfile = close_file_mp4;
 485 #else
 486                     fprintf( stderr, "not compiled with MP4 output support\n" );
 487                     return -1;
 488 #endif
 489                 }
 490                 else if( !strncasecmp(optarg + strlen(optarg) - 4, ".mkv", 4) )
 491                 {
 492                     p_open_outfile = open_file_mkv;
 493                     p_write_nalu = write_nalu_mkv;
 494                     p_set_outfile_param = set_param_mkv;
 495                     p_set_eop = set_eop_mkv;
 496                     p_close_outfile = close_file_mkv;
 497                 }
 498                 if( !strcmp(optarg, "-") )
 499                     opt->hout = stdout;
 500                 else if( p_open_outfile( optarg, &opt->hout ) )
 501                 {
 502                     fprintf( stderr, "cannot open output file `%s'\n", optarg );
 503                     return -1;
 504                 }
 505                 break;
 506             case OPT_QPFILE:
 507                 opt->qpfile = fopen( optarg, "r" );
 508                 if( !opt->qpfile )
 509                 {
 510                     fprintf( stderr, "can't open `%s'\n", optarg );
 511                     return -1;
 512                 }
 513                 param->i_scenecut_threshold = -1;
 514                 param->b_bframe_adaptive = 0;
 515                 break;
 516             case OPT_THREAD_INPUT:
 517                 b_thread_input = 1;
 518                 break;
 519             case OPT_QUIET:
 520                 param->i_log_level = X264_LOG_NONE;
 521                 param->analyse.b_psnr = 0;
 522                 break;
 523             case 'v':
 524                 param->i_log_level = X264_LOG_DEBUG;
 525                 break;
 526             case OPT_PROGRESS:
 527                 opt->b_progress = 1;
 528                 break;
 529             case OPT_VISUALIZE:
 530 #ifdef VISUALIZE
 531                 param->b_visualize = 1;
 532                 b_exit_on_ctrl_c = 1;
 533 #else
 534                 fprintf( stderr, "not compiled with visualization support\n" );
 535 #endif
 536                 break;
 537             default:
 538             {
 539                 int i;
 540                 if( long_options_index < 0 )
 541                 {
 542                     for( i = 0; long_options[i].name; i++ )
 543                         if( long_options[i].val == c )
 544                         {
 545                             long_options_index = i;
 546                             break;
 547                         }
 548                     if( long_options_index < 0 )
 549                     {
 550                         /* getopt_long already printed an error message */
 551                         return -1;
 552                     }
 553                 }
 554
 555                 b_error |= x264_param_parse( param, long_options[long_options_index].name, optarg ? optarg : "true" );
 556             }
 557         }
 558
 559         if( b_error )
 560         {
 561             const char *name = long_options_index > 0 ? long_options[long_options_index].name : argv[optind-2];
 562             fprintf( stderr, "x264 [error]: invalid argument: %s = %s\n", name, optarg );
 563             return -1;
 564         }
 565     }
 566
 567     /* Get the file name */
 568     if( optind > argc - 1 || !opt->hout )
 569     {
 570         Help( &defaults );
 571         return -1;
 572     }
 573     psz_filename = argv[optind++];
 574
 575     /* check demuxer type */
 576     psz = psz_filename + strlen(psz_filename) - 1;
 577     while( psz > psz_filename && *psz != '.' )
 578         psz--;
 579     if( !strncasecmp( psz, ".avi", 4 ) || !strncasecmp( psz, ".avs", 4 ) )
 580         b_avis = 1;
 581     if( !strncasecmp( psz, ".y4m", 4 ) )
 582         b_y4m = 1;
 583
 584     if( !(b_avis || b_y4m) ) // raw yuv
 585     {
 586         if( optind > argc - 1 )
 587         {
 588             /* try to parse the file name */
 589             for( psz = psz_filename; *psz; psz++ )
 590             {
 591                 if( *psz >= '0' && *psz <= '9'
 592                     && sscanf( psz, "%ux%u", &param->i_width, &param->i_height ) == 2 )
 593                 {
 594                     if( param->i_log_level >= X264_LOG_INFO )
 595                         fprintf( stderr, "x264 [info]: file name gives %dx%d\n", param->i_width, param->i_height );
 596                     break;
 597                 }
 598             }
 599         }
 600         else
 601         {
 602             sscanf( argv[optind++], "%ux%u", &param->i_width, &param->i_height );
 603         }
 604     }
 605
 606     if( !(b_avis || b_y4m) && ( !param->i_width || !param->i_height ) )
 607     {
 608         Help( &defaults );
 609         return -1;
 610     }
 611
 612     /* open the input */
 613     {
 614         if( b_avis )
 615         {
 616 #ifdef AVIS_INPUT
 617             p_open_infile = open_file_avis;
 618             p_get_frame_total = get_frame_total_avis;
 619             p_read_frame = read_frame_avis;
 620             p_close_infile = close_file_avis;
 621 #else
 622             fprintf( stderr, "not compiled with AVIS input support\n" );
 623             return -1;
 624 #endif
 625         }
 626         if ( b_y4m )
 627         {
 628             p_open_infile = open_file_y4m;
 629             p_get_frame_total = get_frame_total_y4m;
 630             p_read_frame = read_frame_y4m;
 631             p_close_infile = close_file_y4m;
 632         }
 633
 634         if( p_open_infile( psz_filename, &opt->hin, param ) )
 635         {
 636             fprintf( stderr, "could not open input file '%s'\n", psz_filename );
 637             return -1;
 638         }
 639     }
 640
 641 #ifdef HAVE_PTHREAD
 642     if( b_thread_input || param->i_threads > 1 )
 643     {
 644         if( open_file_thread( NULL, &opt->hin, param ) )
 645         {
 646             fprintf( stderr, "threaded input failed\n" );
 647         }
 648         else
 649         {
 650             p_open_infile = open_file_thread;
 651             p_get_frame_total = get_frame_total_thread;
 652             p_read_frame = read_frame_thread;
 653             p_close_infile = close_file_thread;
 654         }
 655     }
 656 #endif
 657
 658     return 0;
 659 }
 660
 661 static void parse_qpfile( cli_opt_t *opt, x264_picture_t *pic, int i_frame )
 662 {
 663     int num = -1, qp;
 664     char type;
 665     while( num < i_frame )
 666     {
 667         int ret = fscanf( opt->qpfile, "%d %c %d\n", &num, &type, &qp );
 668         if( num < i_frame )
 669             continue;
 670         pic->i_qpplus1 = qp+1;
 671         if     ( type == 'I' ) pic->i_type = X264_TYPE_IDR;
 672         else if( type == 'i' ) pic->i_type = X264_TYPE_I;
 673         else if( type == 'P' ) pic->i_type = X264_TYPE_P;
 674         else if( type == 'B' ) pic->i_type = X264_TYPE_BREF;
 675         else if( type == 'b' ) pic->i_type = X264_TYPE_B;
 676         else ret = 0;
 677         if( ret != 3 || qp < 0 || qp > 51 || num > i_frame )
 678         {
 679             fprintf( stderr, "can't parse qpfile for frame %d\n", i_frame );
 680             fclose( opt->qpfile );
 681             opt->qpfile = NULL;
 682             pic->i_type = X264_TYPE_AUTO;
 683             pic->i_qpplus1 = 0;
 684             break;
 685         }
 686     }
 687 }
 688
 689 /*****************************************************************************
 690  * Decode:
 691  *****************************************************************************/
 692
 693 static int  Encode_frame( x264_t *h, hnd_t hout, x264_picture_t *pic )
 694 {
 695     x264_picture_t pic_out;
 696     x264_nal_t *nal;
 697     int i_nal, i;
 698     int i_file = 0;
 699
 700     if( x264_encoder_encode( h, &nal, &i_nal, pic, &pic_out ) < 0 )
 701     {
 702         fprintf( stderr, "x264_encoder_encode failed\n" );
 703     }
 704
 705     for( i = 0; i < i_nal; i++ )
 706     {
 707         int i_size;
 708         int i_data;
 709
 710         i_data = DATA_MAX;
 711         if( ( i_size = x264_nal_encode( data, &i_data, 1, &nal[i] ) ) > 0 )
 712         {
 713             i_file += p_write_nalu( hout, data, i_size );
 714         }
 715         else if( i_size < 0 )
 716         {
 717             fprintf( stderr, "need to increase buffer size (size=%d)\n", -i_size );
 718         }
 719     }
 720     if (i_nal)
 721         p_set_eop( hout, &pic_out );
 722
 723     return i_file;
 724 }
 725
 726 /*****************************************************************************
 727  * Encode:
 728  *****************************************************************************/
 729 static int  Encode( x264_param_t *param, cli_opt_t *opt )
 730 {
 731     x264_t *h;
 732     x264_picture_t pic;
 733
 734     int     i_frame, i_frame_total;
 735     int64_t i_start, i_end;
 736     int64_t i_file;
 737     int     i_frame_size;
 738     int     i_progress;
 739
 740     i_frame_total = p_get_frame_total( opt->hin );
 741     i_frame_total -= opt->i_seek;
 742     if( ( i_frame_total == 0 || param->i_frame_total < i_frame_total )
 743         && param->i_frame_total > 0 )
 744         i_frame_total = param->i_frame_total;
 745     param->i_frame_total = i_frame_total;
 746
 747     if( ( h = x264_encoder_open( param ) ) == NULL )
 748     {
 749         fprintf( stderr, "x264_encoder_open failed\n" );
 750         p_close_infile( opt->hin );
 751         p_close_outfile( opt->hout );
 752         return -1;
 753     }
 754
 755     if( p_set_outfile_param( opt->hout, param ) )
 756     {
 757         fprintf( stderr, "can't set outfile param\n" );
 758         p_close_infile( opt->hin );
 759         p_close_outfile( opt->hout );
 760         return -1;
 761     }
 762
 763     /* Create a new pic */
 764     x264_picture_alloc( &pic, X264_CSP_I420, param->i_width, param->i_height );
 765
 766     i_start = x264_mdate();
 767
 768     /* Encode frames */
 769     for( i_frame = 0, i_file = 0, i_progress = 0;
 770          b_ctrl_c == 0 && (i_frame < i_frame_total || i_frame_total == 0); )
 771     {
 772         if( p_read_frame( &pic, opt->hin, i_frame + opt->i_seek ) )
 773             break;
 774
 775         pic.i_pts = (int64_t)i_frame * param->i_fps_den;
 776
 777         if( opt->qpfile )
 778             parse_qpfile( opt, &pic, i_frame + opt->i_seek );
 779         else
 780         {
 781             /* Do not force any parameters */
 782             pic.i_type = X264_TYPE_AUTO;
 783             pic.i_qpplus1 = 0;
 784         }
 785
 786         i_file += Encode_frame( h, opt->hout, &pic );
 787
 788         i_frame++;
 789
 790         /* update status line (up to 1000 times per input file) */
 791         if( opt->b_progress && param->i_log_level < X264_LOG_DEBUG &&
 792             ( i_frame_total ? i_frame * 1000 / i_frame_total > i_progress
 793                             : i_frame % 10 == 0 ) )
 794         {
 795             int64_t i_elapsed = x264_mdate() - i_start;
 796             double fps = i_elapsed > 0 ? i_frame * 1000000. / i_elapsed : 0;
 797             if( i_frame_total )
 798             {
 799                 int eta = i_elapsed * (i_frame_total - i_frame) / ((int64_t)i_frame * 1000000);
 800                 i_progress = i_frame * 1000 / i_frame_total;
 801                 fprintf( stderr, "encoded frames: %d/%d (%.1f%%), %.2f fps, eta %d:%02d:%02d  \r",
 802                          i_frame, i_frame_total, (float)i_progress / 10, fps,
 803                          eta/3600, (eta/60)%60, eta%60 );
 804             }
 805             else
 806                 fprintf( stderr, "encoded frames: %d, %.2f fps   \r", i_frame, fps );
 807             fflush( stderr ); // needed in windows
 808         }
 809     }
 810     /* Flush delayed B-frames */
 811     do {
 812         i_file +=
 813         i_frame_size = Encode_frame( h, opt->hout, NULL );
 814     } while( i_frame_size );
 815
 816     i_end = x264_mdate();
 817     x264_picture_clean( &pic );
 818     x264_encoder_close( h );
 819     fprintf( stderr, "\n" );
 820
 821     if( b_ctrl_c )
 822         fprintf( stderr, "aborted at input frame %d\n", opt->i_seek + i_frame );
 823
 824     p_close_infile( opt->hin );
 825     p_close_outfile( opt->hout );
 826
 827     if( i_frame > 0 )
 828     {
 829         double fps = (double)i_frame * (double)1000000 /
 830                      (double)( i_end - i_start );
 831
 832         fprintf( stderr, "encoded %d frames, %.2f fps, %.2f kb/s\n", i_frame, fps,
 833                  (double) i_file * 8 * param->i_fps_num /
 834                  ( (double) param->i_fps_den * i_frame * 1000 ) );
 835     }
 836
 837     return 0;
 838 }