<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <title>WebM VP8 Codec SDK: vpxdec</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body> <!-- Generated by Doxygen 1.7.3 --> <div id="top"> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td style="padding-left: 0.5em;"> <div id="projectname">WebM VP8 Codec SDK</div> </td> </tr> </tbody> </table> </div> <div id="navrow1" class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li class="current"><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="modules.html"><span>Modules</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li><a href="files.html"><span>Files</span></a></li> </ul> </div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><a class="el" href="samples.html">Sample Code</a> </li> </ul> </div> </div> <div class="header"> <div class="headertitle"> <h1>vpxdec </h1> </div> </div> <div class="contents"> <div class="textblock"><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span> <a name="l00002"></a>00002 <span class="comment"> * Copyright (c) 2010 The WebM project authors. All Rights Reserved.</span> <a name="l00003"></a>00003 <span class="comment"> *</span> <a name="l00004"></a>00004 <span class="comment"> * Use of this source code is governed by a BSD-style license</span> <a name="l00005"></a>00005 <span class="comment"> * that can be found in the LICENSE file in the root of the source</span> <a name="l00006"></a>00006 <span class="comment"> * tree. An additional intellectual property rights grant can be found</span> <a name="l00007"></a>00007 <span class="comment"> * in the file PATENTS. All contributing project authors may</span> <a name="l00008"></a>00008 <span class="comment"> * be found in the AUTHORS file in the root of the source tree.</span> <a name="l00009"></a>00009 <span class="comment"> */</span> <a name="l00010"></a>00010 <a name="l00011"></a>00011 <a name="l00012"></a>00012 <span class="comment">/* This is a simple program that reads ivf files and decodes them</span> <a name="l00013"></a>00013 <span class="comment"> * using the new interface. Decoded frames are output as YV12 raw.</span> <a name="l00014"></a>00014 <span class="comment"> */</span> <a name="l00015"></a>00015 <span class="preprocessor">#include <stdio.h></span> <a name="l00016"></a>00016 <span class="preprocessor">#include <stdlib.h></span> <a name="l00017"></a>00017 <span class="preprocessor">#include <stdarg.h></span> <a name="l00018"></a>00018 <span class="preprocessor">#include <string.h></span> <a name="l00019"></a>00019 <span class="preprocessor">#include <limits.h></span> <a name="l00020"></a>00020 <a name="l00021"></a>00021 <span class="preprocessor">#define VPX_CODEC_DISABLE_COMPAT 1</span> <a name="l00022"></a>00022 <span class="preprocessor"></span><span class="preprocessor">#include "vpx_config.h"</span> <a name="l00023"></a>00023 <span class="preprocessor">#include "<a class="code" href="vpx__decoder_8h.html" title="Describes the decoder algorithm interface to applications.">vpx/vpx_decoder.h</a>"</span> <a name="l00024"></a>00024 <span class="preprocessor">#include "vpx_ports/vpx_timer.h"</span> <a name="l00025"></a>00025 <span class="preprocessor">#if CONFIG_VP8_DECODER</span> <a name="l00026"></a>00026 <span class="preprocessor"></span><span class="preprocessor">#include "<a class="code" href="vp8dx_8h.html" title="Provides definitions for using the VP8 algorithm within the vpx Decoder interface.">vpx/vp8dx.h</a>"</span> <a name="l00027"></a>00027 <span class="preprocessor">#endif</span> <a name="l00028"></a>00028 <span class="preprocessor"></span><span class="preprocessor">#if CONFIG_MD5</span> <a name="l00029"></a>00029 <span class="preprocessor"></span><span class="preprocessor">#include "md5_utils.h"</span> <a name="l00030"></a>00030 <span class="preprocessor">#endif</span> <a name="l00031"></a>00031 <span class="preprocessor"></span><span class="preprocessor">#include "tools_common.h"</span> <a name="l00032"></a>00032 <span class="preprocessor">#include "nestegg/include/nestegg/nestegg.h"</span> <a name="l00033"></a>00033 <a name="l00034"></a>00034 <span class="preprocessor">#if CONFIG_OS_SUPPORT</span> <a name="l00035"></a>00035 <span class="preprocessor"></span><span class="preprocessor">#if defined(_WIN32)</span> <a name="l00036"></a>00036 <span class="preprocessor"></span><span class="preprocessor">#include <io.h></span> <a name="l00037"></a>00037 <span class="preprocessor">#define snprintf _snprintf</span> <a name="l00038"></a>00038 <span class="preprocessor"></span><span class="preprocessor">#define isatty _isatty</span> <a name="l00039"></a>00039 <span class="preprocessor"></span><span class="preprocessor">#define fileno _fileno</span> <a name="l00040"></a>00040 <span class="preprocessor"></span><span class="preprocessor">#else</span> <a name="l00041"></a>00041 <span class="preprocessor"></span><span class="preprocessor">#include <unistd.h></span> <a name="l00042"></a>00042 <span class="preprocessor">#endif</span> <a name="l00043"></a>00043 <span class="preprocessor"></span><span class="preprocessor">#endif</span> <a name="l00044"></a>00044 <span class="preprocessor"></span> <a name="l00045"></a>00045 <span class="preprocessor">#ifndef PATH_MAX</span> <a name="l00046"></a>00046 <span class="preprocessor"></span><span class="preprocessor">#define PATH_MAX 256</span> <a name="l00047"></a>00047 <span class="preprocessor"></span><span class="preprocessor">#endif</span> <a name="l00048"></a>00048 <span class="preprocessor"></span> <a name="l00049"></a>00049 <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *exec_name; <a name="l00050"></a>00050 <a name="l00051"></a>00051 <span class="preprocessor">#define VP8_FOURCC (0x00385056)</span> <a name="l00052"></a>00052 <span class="preprocessor"></span><span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">struct</span> <a name="l00053"></a>00053 { <a name="l00054"></a>00054 <span class="keywordtype">char</span> <span class="keyword">const</span> *name; <a name="l00055"></a>00055 <span class="keyword">const</span> <a class="code" href="group__codec.html#gad654f3da60151f5dfef70aca00ef1e9e" title="Codec interface structure.">vpx_codec_iface_t</a> *iface; <a name="l00056"></a>00056 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> fourcc; <a name="l00057"></a>00057 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> fourcc_mask; <a name="l00058"></a>00058 } ifaces[] = <a name="l00059"></a>00059 { <a name="l00060"></a>00060 <span class="preprocessor">#if CONFIG_VP8_DECODER</span> <a name="l00061"></a>00061 <span class="preprocessor"></span> {<span class="stringliteral">"vp8"</span>, &vpx_codec_vp8_dx_algo, VP8_FOURCC, 0x00FFFFFF}, <a name="l00062"></a>00062 <span class="preprocessor">#endif</span> <a name="l00063"></a>00063 <span class="preprocessor"></span>}; <a name="l00064"></a>00064 <a name="l00065"></a>00065 <span class="preprocessor">#include "args.h"</span> <a name="l00066"></a>00066 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t codecarg = ARG_DEF(NULL, <span class="stringliteral">"codec"</span>, 1, <a name="l00067"></a>00067 <span class="stringliteral">"Codec to use"</span>); <a name="l00068"></a>00068 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t use_yv12 = ARG_DEF(NULL, <span class="stringliteral">"yv12"</span>, 0, <a name="l00069"></a>00069 <span class="stringliteral">"Output raw YV12 frames"</span>); <a name="l00070"></a>00070 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t use_i420 = ARG_DEF(NULL, <span class="stringliteral">"i420"</span>, 0, <a name="l00071"></a>00071 <span class="stringliteral">"Output raw I420 frames"</span>); <a name="l00072"></a>00072 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t flipuvarg = ARG_DEF(NULL, <span class="stringliteral">"flipuv"</span>, 0, <a name="l00073"></a>00073 <span class="stringliteral">"Flip the chroma planes in the output"</span>); <a name="l00074"></a>00074 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t noblitarg = ARG_DEF(NULL, <span class="stringliteral">"noblit"</span>, 0, <a name="l00075"></a>00075 <span class="stringliteral">"Don't process the decoded frames"</span>); <a name="l00076"></a>00076 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t progressarg = ARG_DEF(NULL, <span class="stringliteral">"progress"</span>, 0, <a name="l00077"></a>00077 <span class="stringliteral">"Show progress after each frame decodes"</span>); <a name="l00078"></a>00078 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t limitarg = ARG_DEF(NULL, <span class="stringliteral">"limit"</span>, 1, <a name="l00079"></a>00079 <span class="stringliteral">"Stop decoding after n frames"</span>); <a name="l00080"></a>00080 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t postprocarg = ARG_DEF(NULL, <span class="stringliteral">"postproc"</span>, 0, <a name="l00081"></a>00081 <span class="stringliteral">"Postprocess decoded frames"</span>); <a name="l00082"></a>00082 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t summaryarg = ARG_DEF(NULL, <span class="stringliteral">"summary"</span>, 0, <a name="l00083"></a>00083 <span class="stringliteral">"Show timing summary"</span>); <a name="l00084"></a>00084 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t outputfile = ARG_DEF(<span class="stringliteral">"o"</span>, <span class="stringliteral">"output"</span>, 1, <a name="l00085"></a>00085 <span class="stringliteral">"Output file name pattern (see below)"</span>); <a name="l00086"></a>00086 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t threadsarg = ARG_DEF(<span class="stringliteral">"t"</span>, <span class="stringliteral">"threads"</span>, 1, <a name="l00087"></a>00087 <span class="stringliteral">"Max threads to use"</span>); <a name="l00088"></a>00088 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t verbosearg = ARG_DEF(<span class="stringliteral">"v"</span>, <span class="stringliteral">"verbose"</span>, 0, <a name="l00089"></a>00089 <span class="stringliteral">"Show version string"</span>); <a name="l00090"></a>00090 <a name="l00091"></a>00091 <span class="preprocessor">#if CONFIG_MD5</span> <a name="l00092"></a>00092 <span class="preprocessor"></span><span class="keyword">static</span> <span class="keyword">const</span> arg_def_t md5arg = ARG_DEF(NULL, <span class="stringliteral">"md5"</span>, 0, <a name="l00093"></a>00093 <span class="stringliteral">"Compute the MD5 sum of the decoded frame"</span>); <a name="l00094"></a>00094 <span class="preprocessor">#endif</span> <a name="l00095"></a>00095 <span class="preprocessor"></span><span class="keyword">static</span> <span class="keyword">const</span> arg_def_t *all_args[] = <a name="l00096"></a>00096 { <a name="l00097"></a>00097 &codecarg, &use_yv12, &use_i420, &flipuvarg, &noblitarg, <a name="l00098"></a>00098 &progressarg, &limitarg, &postprocarg, &summaryarg, &outputfile, <a name="l00099"></a>00099 &threadsarg, &verbosearg, <a name="l00100"></a>00100 <span class="preprocessor">#if CONFIG_MD5</span> <a name="l00101"></a>00101 <span class="preprocessor"></span> &md5arg, <a name="l00102"></a>00102 <span class="preprocessor">#endif</span> <a name="l00103"></a>00103 <span class="preprocessor"></span> NULL <a name="l00104"></a>00104 }; <a name="l00105"></a>00105 <a name="l00106"></a>00106 <span class="preprocessor">#if CONFIG_VP8_DECODER</span> <a name="l00107"></a>00107 <span class="preprocessor"></span><span class="keyword">static</span> <span class="keyword">const</span> arg_def_t addnoise_level = ARG_DEF(NULL, <span class="stringliteral">"noise-level"</span>, 1, <a name="l00108"></a>00108 <span class="stringliteral">"Enable VP8 postproc add noise"</span>); <a name="l00109"></a>00109 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t deblock = ARG_DEF(NULL, <span class="stringliteral">"deblock"</span>, 0, <a name="l00110"></a>00110 <span class="stringliteral">"Enable VP8 deblocking"</span>); <a name="l00111"></a>00111 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t demacroblock_level = ARG_DEF(NULL, <span class="stringliteral">"demacroblock-level"</span>, 1, <a name="l00112"></a>00112 <span class="stringliteral">"Enable VP8 demacroblocking, w/ level"</span>); <a name="l00113"></a>00113 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t pp_debug_info = ARG_DEF(NULL, <span class="stringliteral">"pp-debug-info"</span>, 1, <a name="l00114"></a>00114 <span class="stringliteral">"Enable VP8 visible debug info"</span>); <a name="l00115"></a>00115 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t pp_disp_ref_frame = ARG_DEF(NULL, <span class="stringliteral">"pp-dbg-ref-frame"</span>, 1, <a name="l00116"></a>00116 <span class="stringliteral">"Display only selected reference frame per macro block"</span>); <a name="l00117"></a>00117 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t pp_disp_mb_modes = ARG_DEF(NULL, <span class="stringliteral">"pp-dbg-mb-modes"</span>, 1, <a name="l00118"></a>00118 <span class="stringliteral">"Display only selected macro block modes"</span>); <a name="l00119"></a>00119 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t pp_disp_b_modes = ARG_DEF(NULL, <span class="stringliteral">"pp-dbg-b-modes"</span>, 1, <a name="l00120"></a>00120 <span class="stringliteral">"Display only selected block modes"</span>); <a name="l00121"></a>00121 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t pp_disp_mvs = ARG_DEF(NULL, <span class="stringliteral">"pp-dbg-mvs"</span>, 1, <a name="l00122"></a>00122 <span class="stringliteral">"Draw only selected motion vectors"</span>); <a name="l00123"></a>00123 <a name="l00124"></a>00124 <span class="keyword">static</span> <span class="keyword">const</span> arg_def_t *vp8_pp_args[] = <a name="l00125"></a>00125 { <a name="l00126"></a>00126 &addnoise_level, &deblock, &demacroblock_level, &pp_debug_info, <a name="l00127"></a>00127 &pp_disp_ref_frame, &pp_disp_mb_modes, &pp_disp_b_modes, &pp_disp_mvs, <a name="l00128"></a>00128 NULL <a name="l00129"></a>00129 }; <a name="l00130"></a>00130 <span class="preprocessor">#endif</span> <a name="l00131"></a>00131 <span class="preprocessor"></span> <a name="l00132"></a>00132 <span class="keyword">static</span> <span class="keywordtype">void</span> usage_exit() <a name="l00133"></a>00133 { <a name="l00134"></a>00134 <span class="keywordtype">int</span> i; <a name="l00135"></a>00135 <a name="l00136"></a>00136 fprintf(stderr, <span class="stringliteral">"Usage: %s <options> filename\n\n"</span> <a name="l00137"></a>00137 <span class="stringliteral">"Options:\n"</span>, exec_name); <a name="l00138"></a>00138 arg_show_usage(stderr, all_args); <a name="l00139"></a>00139 <span class="preprocessor">#if CONFIG_VP8_DECODER</span> <a name="l00140"></a>00140 <span class="preprocessor"></span> fprintf(stderr, <span class="stringliteral">"\nVP8 Postprocessing Options:\n"</span>); <a name="l00141"></a>00141 arg_show_usage(stderr, vp8_pp_args); <a name="l00142"></a>00142 <span class="preprocessor">#endif</span> <a name="l00143"></a>00143 <span class="preprocessor"></span> fprintf(stderr, <a name="l00144"></a>00144 <span class="stringliteral">"\nOutput File Patterns:\n\n"</span> <a name="l00145"></a>00145 <span class="stringliteral">" The -o argument specifies the name of the file(s) to "</span> <a name="l00146"></a>00146 <span class="stringliteral">"write to. If the\n argument does not include any escape "</span> <a name="l00147"></a>00147 <span class="stringliteral">"characters, the output will be\n written to a single file. "</span> <a name="l00148"></a>00148 <span class="stringliteral">"Otherwise, the filename will be calculated by\n expanding "</span> <a name="l00149"></a>00149 <span class="stringliteral">"the following escape characters:\n"</span> <a name="l00150"></a>00150 <span class="stringliteral">"\n\t%%w - Frame width"</span> <a name="l00151"></a>00151 <span class="stringliteral">"\n\t%%h - Frame height"</span> <a name="l00152"></a>00152 <span class="stringliteral">"\n\t%%<n> - Frame number, zero padded to <n> places (1..9)"</span> <a name="l00153"></a>00153 <span class="stringliteral">"\n\n Pattern arguments are only supported in conjunction "</span> <a name="l00154"></a>00154 <span class="stringliteral">"with the --yv12 and\n --i420 options. If the -o option is "</span> <a name="l00155"></a>00155 <span class="stringliteral">"not specified, the output will be\n directed to stdout.\n"</span> <a name="l00156"></a>00156 ); <a name="l00157"></a>00157 fprintf(stderr, <span class="stringliteral">"\nIncluded decoders:\n\n"</span>); <a name="l00158"></a>00158 <a name="l00159"></a>00159 <span class="keywordflow">for</span> (i = 0; i < <span class="keyword">sizeof</span>(ifaces) / <span class="keyword">sizeof</span>(ifaces[0]); i++) <a name="l00160"></a>00160 fprintf(stderr, <span class="stringliteral">" %-6s - %s\n"</span>, <a name="l00161"></a>00161 ifaces[i].name, <a name="l00162"></a>00162 <a class="code" href="group__codec.html#ga9eee39f450d8cdcf5aba0e2bda6e5aa8" title="Return the name for a given interface.">vpx_codec_iface_name</a>(ifaces[i].iface)); <a name="l00163"></a>00163 <a name="l00164"></a>00164 exit(EXIT_FAILURE); <a name="l00165"></a>00165 } <a name="l00166"></a>00166 <a name="l00167"></a>00167 <span class="keywordtype">void</span> die(<span class="keyword">const</span> <span class="keywordtype">char</span> *fmt, ...) <a name="l00168"></a>00168 { <a name="l00169"></a>00169 va_list ap; <a name="l00170"></a>00170 va_start(ap, fmt); <a name="l00171"></a>00171 vfprintf(stderr, fmt, ap); <a name="l00172"></a>00172 fprintf(stderr, <span class="stringliteral">"\n"</span>); <a name="l00173"></a>00173 usage_exit(); <a name="l00174"></a>00174 } <a name="l00175"></a>00175 <a name="l00176"></a>00176 <span class="keyword">static</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> mem_get_le16(<span class="keyword">const</span> <span class="keywordtype">void</span> *vmem) <a name="l00177"></a>00177 { <a name="l00178"></a>00178 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> val; <a name="l00179"></a>00179 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *mem = (<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *)vmem; <a name="l00180"></a>00180 <a name="l00181"></a>00181 val = mem[1] << 8; <a name="l00182"></a>00182 val |= mem[0]; <a name="l00183"></a>00183 <span class="keywordflow">return</span> val; <a name="l00184"></a>00184 } <a name="l00185"></a>00185 <a name="l00186"></a>00186 <span class="keyword">static</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> mem_get_le32(<span class="keyword">const</span> <span class="keywordtype">void</span> *vmem) <a name="l00187"></a>00187 { <a name="l00188"></a>00188 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> val; <a name="l00189"></a>00189 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *mem = (<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *)vmem; <a name="l00190"></a>00190 <a name="l00191"></a>00191 val = mem[3] << 24; <a name="l00192"></a>00192 val |= mem[2] << 16; <a name="l00193"></a>00193 val |= mem[1] << 8; <a name="l00194"></a>00194 val |= mem[0]; <a name="l00195"></a>00195 <span class="keywordflow">return</span> val; <a name="l00196"></a>00196 } <a name="l00197"></a>00197 <a name="l00198"></a>00198 <span class="keyword">enum</span> file_kind <a name="l00199"></a>00199 { <a name="l00200"></a>00200 RAW_FILE, <a name="l00201"></a>00201 IVF_FILE, <a name="l00202"></a>00202 WEBM_FILE <a name="l00203"></a>00203 }; <a name="l00204"></a>00204 <a name="l00205"></a>00205 <span class="keyword">struct </span>input_ctx <a name="l00206"></a>00206 { <a name="l00207"></a>00207 <span class="keyword">enum</span> file_kind kind; <a name="l00208"></a>00208 FILE *infile; <a name="l00209"></a>00209 nestegg *nestegg_ctx; <a name="l00210"></a>00210 nestegg_packet *pkt; <a name="l00211"></a>00211 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> chunk; <a name="l00212"></a>00212 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> chunks; <a name="l00213"></a>00213 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> video_track; <a name="l00214"></a>00214 }; <a name="l00215"></a>00215 <a name="l00216"></a>00216 <span class="preprocessor">#define IVF_FRAME_HDR_SZ (sizeof(uint32_t) + sizeof(uint64_t))</span> <a name="l00217"></a>00217 <span class="preprocessor"></span><span class="preprocessor">#define RAW_FRAME_HDR_SZ (sizeof(uint32_t))</span> <a name="l00218"></a>00218 <span class="preprocessor"></span><span class="keyword">static</span> <span class="keywordtype">int</span> read_frame(<span class="keyword">struct</span> input_ctx *input, <a name="l00219"></a>00219 uint8_t **buf, <a name="l00220"></a>00220 <span class="keywordtype">size_t</span> *buf_sz, <a name="l00221"></a>00221 <span class="keywordtype">size_t</span> *buf_alloc_sz) <a name="l00222"></a>00222 { <a name="l00223"></a>00223 <span class="keywordtype">char</span> raw_hdr[IVF_FRAME_HDR_SZ]; <a name="l00224"></a>00224 <span class="keywordtype">size_t</span> new_buf_sz; <a name="l00225"></a>00225 FILE *infile = input->infile; <a name="l00226"></a>00226 <span class="keyword">enum</span> file_kind kind = input->kind; <a name="l00227"></a>00227 <span class="keywordflow">if</span>(kind == WEBM_FILE) <a name="l00228"></a>00228 { <a name="l00229"></a>00229 <span class="keywordflow">if</span>(input->chunk >= input->chunks) <a name="l00230"></a>00230 { <a name="l00231"></a>00231 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> track; <a name="l00232"></a>00232 <a name="l00233"></a>00233 <span class="keywordflow">do</span> <a name="l00234"></a>00234 { <a name="l00235"></a>00235 <span class="comment">/* End of this packet, get another. */</span> <a name="l00236"></a>00236 <span class="keywordflow">if</span>(input->pkt) <a name="l00237"></a>00237 nestegg_free_packet(input->pkt); <a name="l00238"></a>00238 <a name="l00239"></a>00239 <span class="keywordflow">if</span>(nestegg_read_packet(input->nestegg_ctx, &input->pkt) <= 0 <a name="l00240"></a>00240 || nestegg_packet_track(input->pkt, &track)) <a name="l00241"></a>00241 <span class="keywordflow">return</span> 1; <a name="l00242"></a>00242 <a name="l00243"></a>00243 } <span class="keywordflow">while</span>(track != input->video_track); <a name="l00244"></a>00244 <a name="l00245"></a>00245 <span class="keywordflow">if</span>(nestegg_packet_count(input->pkt, &input->chunks)) <a name="l00246"></a>00246 <span class="keywordflow">return</span> 1; <a name="l00247"></a>00247 input->chunk = 0; <a name="l00248"></a>00248 } <a name="l00249"></a>00249 <a name="l00250"></a>00250 <span class="keywordflow">if</span>(nestegg_packet_data(input->pkt, input->chunk, buf, buf_sz)) <a name="l00251"></a>00251 <span class="keywordflow">return</span> 1; <a name="l00252"></a>00252 input->chunk++; <a name="l00253"></a>00253 <a name="l00254"></a>00254 <span class="keywordflow">return</span> 0; <a name="l00255"></a>00255 } <a name="l00256"></a>00256 <span class="comment">/* For both the raw and ivf formats, the frame size is the first 4 bytes</span> <a name="l00257"></a>00257 <span class="comment"> * of the frame header. We just need to special case on the header</span> <a name="l00258"></a>00258 <span class="comment"> * size.</span> <a name="l00259"></a>00259 <span class="comment"> */</span> <a name="l00260"></a>00260 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (fread(raw_hdr, kind==IVF_FILE <a name="l00261"></a>00261 ? IVF_FRAME_HDR_SZ : RAW_FRAME_HDR_SZ, 1, infile) != 1) <a name="l00262"></a>00262 { <a name="l00263"></a>00263 <span class="keywordflow">if</span> (!feof(infile)) <a name="l00264"></a>00264 fprintf(stderr, <span class="stringliteral">"Failed to read frame size\n"</span>); <a name="l00265"></a>00265 <a name="l00266"></a>00266 new_buf_sz = 0; <a name="l00267"></a>00267 } <a name="l00268"></a>00268 <span class="keywordflow">else</span> <a name="l00269"></a>00269 { <a name="l00270"></a>00270 new_buf_sz = mem_get_le32(raw_hdr); <a name="l00271"></a>00271 <a name="l00272"></a>00272 <span class="keywordflow">if</span> (new_buf_sz > 256 * 1024 * 1024) <a name="l00273"></a>00273 { <a name="l00274"></a>00274 fprintf(stderr, <span class="stringliteral">"Error: Read invalid frame size (%u)\n"</span>, <a name="l00275"></a>00275 (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>)new_buf_sz); <a name="l00276"></a>00276 new_buf_sz = 0; <a name="l00277"></a>00277 } <a name="l00278"></a>00278 <a name="l00279"></a>00279 <span class="keywordflow">if</span> (kind == RAW_FILE && new_buf_sz > 256 * 1024) <a name="l00280"></a>00280 fprintf(stderr, <span class="stringliteral">"Warning: Read invalid frame size (%u)"</span> <a name="l00281"></a>00281 <span class="stringliteral">" - not a raw file?\n"</span>, (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>)new_buf_sz); <a name="l00282"></a>00282 <a name="l00283"></a>00283 <span class="keywordflow">if</span> (new_buf_sz > *buf_alloc_sz) <a name="l00284"></a>00284 { <a name="l00285"></a>00285 uint8_t *new_buf = realloc(*buf, 2 * new_buf_sz); <a name="l00286"></a>00286 <a name="l00287"></a>00287 <span class="keywordflow">if</span> (new_buf) <a name="l00288"></a>00288 { <a name="l00289"></a>00289 *buf = new_buf; <a name="l00290"></a>00290 *buf_alloc_sz = 2 * new_buf_sz; <a name="l00291"></a>00291 } <a name="l00292"></a>00292 <span class="keywordflow">else</span> <a name="l00293"></a>00293 { <a name="l00294"></a>00294 fprintf(stderr, <span class="stringliteral">"Failed to allocate compressed data buffer\n"</span>); <a name="l00295"></a>00295 new_buf_sz = 0; <a name="l00296"></a>00296 } <a name="l00297"></a>00297 } <a name="l00298"></a>00298 } <a name="l00299"></a>00299 <a name="l00300"></a>00300 *buf_sz = new_buf_sz; <a name="l00301"></a>00301 <a name="l00302"></a>00302 <span class="keywordflow">if</span> (*buf_sz) <a name="l00303"></a>00303 { <a name="l00304"></a>00304 <span class="keywordflow">if</span> (fread(*buf, 1, *buf_sz, infile) != *buf_sz) <a name="l00305"></a>00305 { <a name="l00306"></a>00306 fprintf(stderr, <span class="stringliteral">"Failed to read full frame\n"</span>); <a name="l00307"></a>00307 <span class="keywordflow">return</span> 1; <a name="l00308"></a>00308 } <a name="l00309"></a>00309 <a name="l00310"></a>00310 <span class="keywordflow">return</span> 0; <a name="l00311"></a>00311 } <a name="l00312"></a>00312 <a name="l00313"></a>00313 <span class="keywordflow">return</span> 1; <a name="l00314"></a>00314 } <a name="l00315"></a>00315 <a name="l00316"></a>00316 <span class="keywordtype">void</span> *out_open(<span class="keyword">const</span> <span class="keywordtype">char</span> *out_fn, <span class="keywordtype">int</span> do_md5) <a name="l00317"></a>00317 { <a name="l00318"></a>00318 <span class="keywordtype">void</span> *out = NULL; <a name="l00319"></a>00319 <a name="l00320"></a>00320 <span class="keywordflow">if</span> (do_md5) <a name="l00321"></a>00321 { <a name="l00322"></a>00322 <span class="preprocessor">#if CONFIG_MD5</span> <a name="l00323"></a>00323 <span class="preprocessor"></span> MD5Context *md5_ctx = out = malloc(<span class="keyword">sizeof</span>(MD5Context)); <a name="l00324"></a>00324 (void)out_fn; <a name="l00325"></a>00325 MD5Init(md5_ctx); <a name="l00326"></a>00326 <span class="preprocessor">#endif</span> <a name="l00327"></a>00327 <span class="preprocessor"></span> } <a name="l00328"></a>00328 <span class="keywordflow">else</span> <a name="l00329"></a>00329 { <a name="l00330"></a>00330 FILE *outfile = out = strcmp(<span class="stringliteral">"-"</span>, out_fn) ? fopen(out_fn, <span class="stringliteral">"wb"</span>) <a name="l00331"></a>00331 : set_binary_mode(stdout); <a name="l00332"></a>00332 <a name="l00333"></a>00333 <span class="keywordflow">if</span> (!outfile) <a name="l00334"></a>00334 { <a name="l00335"></a>00335 fprintf(stderr, <span class="stringliteral">"Failed to output file"</span>); <a name="l00336"></a>00336 exit(EXIT_FAILURE); <a name="l00337"></a>00337 } <a name="l00338"></a>00338 } <a name="l00339"></a>00339 <a name="l00340"></a>00340 <span class="keywordflow">return</span> out; <a name="l00341"></a>00341 } <a name="l00342"></a>00342 <a name="l00343"></a>00343 <span class="keywordtype">void</span> out_put(<span class="keywordtype">void</span> *out, <span class="keyword">const</span> uint8_t *buf, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> len, <span class="keywordtype">int</span> do_md5) <a name="l00344"></a>00344 { <a name="l00345"></a>00345 <span class="keywordflow">if</span> (do_md5) <a name="l00346"></a>00346 { <a name="l00347"></a>00347 <span class="preprocessor">#if CONFIG_MD5</span> <a name="l00348"></a>00348 <span class="preprocessor"></span> MD5Update(out, buf, len); <a name="l00349"></a>00349 <span class="preprocessor">#endif</span> <a name="l00350"></a>00350 <span class="preprocessor"></span> } <a name="l00351"></a>00351 <span class="keywordflow">else</span> <a name="l00352"></a>00352 { <a name="l00353"></a>00353 <span class="keywordflow">if</span>(fwrite(buf, 1, len, out)); <a name="l00354"></a>00354 } <a name="l00355"></a>00355 } <a name="l00356"></a>00356 <a name="l00357"></a>00357 <span class="keywordtype">void</span> out_close(<span class="keywordtype">void</span> *out, <span class="keyword">const</span> <span class="keywordtype">char</span> *out_fn, <span class="keywordtype">int</span> do_md5) <a name="l00358"></a>00358 { <a name="l00359"></a>00359 <span class="keywordflow">if</span> (do_md5) <a name="l00360"></a>00360 { <a name="l00361"></a>00361 <span class="preprocessor">#if CONFIG_MD5</span> <a name="l00362"></a>00362 <span class="preprocessor"></span> uint8_t md5[16]; <a name="l00363"></a>00363 <span class="keywordtype">int</span> i; <a name="l00364"></a>00364 <a name="l00365"></a>00365 MD5Final(md5, out); <a name="l00366"></a>00366 free(out); <a name="l00367"></a>00367 <a name="l00368"></a>00368 <span class="keywordflow">for</span> (i = 0; i < 16; i++) <a name="l00369"></a>00369 printf(<span class="stringliteral">"%02x"</span>, md5[i]); <a name="l00370"></a>00370 <a name="l00371"></a>00371 printf(<span class="stringliteral">" %s\n"</span>, out_fn); <a name="l00372"></a>00372 <span class="preprocessor">#endif</span> <a name="l00373"></a>00373 <span class="preprocessor"></span> } <a name="l00374"></a>00374 <span class="keywordflow">else</span> <a name="l00375"></a>00375 { <a name="l00376"></a>00376 fclose(out); <a name="l00377"></a>00377 } <a name="l00378"></a>00378 } <a name="l00379"></a>00379 <a name="l00380"></a>00380 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> file_is_ivf(FILE *infile, <a name="l00381"></a>00381 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *fourcc, <a name="l00382"></a>00382 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *width, <a name="l00383"></a>00383 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *height, <a name="l00384"></a>00384 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *fps_den, <a name="l00385"></a>00385 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *fps_num) <a name="l00386"></a>00386 { <a name="l00387"></a>00387 <span class="keywordtype">char</span> raw_hdr[32]; <a name="l00388"></a>00388 <span class="keywordtype">int</span> is_ivf = 0; <a name="l00389"></a>00389 <a name="l00390"></a>00390 <span class="keywordflow">if</span> (fread(raw_hdr, 1, 32, infile) == 32) <a name="l00391"></a>00391 { <a name="l00392"></a>00392 <span class="keywordflow">if</span> (raw_hdr[0] == <span class="charliteral">'D'</span> && raw_hdr[1] == <span class="charliteral">'K'</span> <a name="l00393"></a>00393 && raw_hdr[2] == <span class="charliteral">'I'</span> && raw_hdr[3] == <span class="charliteral">'F'</span>) <a name="l00394"></a>00394 { <a name="l00395"></a>00395 is_ivf = 1; <a name="l00396"></a>00396 <a name="l00397"></a>00397 <span class="keywordflow">if</span> (mem_get_le16(raw_hdr + 4) != 0) <a name="l00398"></a>00398 fprintf(stderr, <span class="stringliteral">"Error: Unrecognized IVF version! This file may not"</span> <a name="l00399"></a>00399 <span class="stringliteral">" decode properly."</span>); <a name="l00400"></a>00400 <a name="l00401"></a>00401 *fourcc = mem_get_le32(raw_hdr + 8); <a name="l00402"></a>00402 *width = mem_get_le16(raw_hdr + 12); <a name="l00403"></a>00403 *height = mem_get_le16(raw_hdr + 14); <a name="l00404"></a>00404 *fps_num = mem_get_le32(raw_hdr + 16); <a name="l00405"></a>00405 *fps_den = mem_get_le32(raw_hdr + 20); <a name="l00406"></a>00406 <a name="l00407"></a>00407 <span class="comment">/* Some versions of vpxenc used 1/(2*fps) for the timebase, so</span> <a name="l00408"></a>00408 <span class="comment"> * we can guess the framerate using only the timebase in this</span> <a name="l00409"></a>00409 <span class="comment"> * case. Other files would require reading ahead to guess the</span> <a name="l00410"></a>00410 <span class="comment"> * timebase, like we do for webm.</span> <a name="l00411"></a>00411 <span class="comment"> */</span> <a name="l00412"></a>00412 <span class="keywordflow">if</span>(*fps_num < 1000) <a name="l00413"></a>00413 { <a name="l00414"></a>00414 <span class="comment">/* Correct for the factor of 2 applied to the timebase in the</span> <a name="l00415"></a>00415 <span class="comment"> * encoder.</span> <a name="l00416"></a>00416 <span class="comment"> */</span> <a name="l00417"></a>00417 <span class="keywordflow">if</span>(*fps_num&1)*fps_den<<=1; <a name="l00418"></a>00418 <span class="keywordflow">else</span> *fps_num>>=1; <a name="l00419"></a>00419 } <a name="l00420"></a>00420 <span class="keywordflow">else</span> <a name="l00421"></a>00421 { <a name="l00422"></a>00422 <span class="comment">/* Don't know FPS for sure, and don't have readahead code</span> <a name="l00423"></a>00423 <span class="comment"> * (yet?), so just default to 30fps.</span> <a name="l00424"></a>00424 <span class="comment"> */</span> <a name="l00425"></a>00425 *fps_num = 30; <a name="l00426"></a>00426 *fps_den = 1; <a name="l00427"></a>00427 } <a name="l00428"></a>00428 } <a name="l00429"></a>00429 } <a name="l00430"></a>00430 <a name="l00431"></a>00431 <span class="keywordflow">if</span> (!is_ivf) <a name="l00432"></a>00432 rewind(infile); <a name="l00433"></a>00433 <a name="l00434"></a>00434 <span class="keywordflow">return</span> is_ivf; <a name="l00435"></a>00435 } <a name="l00436"></a>00436 <a name="l00437"></a>00437 <a name="l00438"></a>00438 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> file_is_raw(FILE *infile, <a name="l00439"></a>00439 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *fourcc, <a name="l00440"></a>00440 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *width, <a name="l00441"></a>00441 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *height, <a name="l00442"></a>00442 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *fps_den, <a name="l00443"></a>00443 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *fps_num) <a name="l00444"></a>00444 { <a name="l00445"></a>00445 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> buf[32]; <a name="l00446"></a>00446 <span class="keywordtype">int</span> is_raw = 0; <a name="l00447"></a>00447 <a class="code" href="structvpx__codec__stream__info.html" title="Stream properties.">vpx_codec_stream_info_t</a> si; <a name="l00448"></a>00448 <a name="l00449"></a>00449 si.<a class="code" href="structvpx__codec__stream__info.html#a8e5eb38a9042da54a20607f71591ddbf">sz</a> = <span class="keyword">sizeof</span>(si); <a name="l00450"></a>00450 <a name="l00451"></a>00451 <span class="keywordflow">if</span> (fread(buf, 1, 32, infile) == 32) <a name="l00452"></a>00452 { <a name="l00453"></a>00453 <span class="keywordtype">int</span> i; <a name="l00454"></a>00454 <a name="l00455"></a>00455 <span class="keywordflow">if</span>(mem_get_le32(buf) < 256 * 1024 * 1024) <a name="l00456"></a>00456 <span class="keywordflow">for</span> (i = 0; i < <span class="keyword">sizeof</span>(ifaces) / <span class="keyword">sizeof</span>(ifaces[0]); i++) <a name="l00457"></a>00457 <span class="keywordflow">if</span>(!<a class="code" href="group__decoder.html#gadfee4664d644175d5aac1465ef11c4b0" title="Parse stream info from a buffer.">vpx_codec_peek_stream_info</a>(ifaces[i].iface, <a name="l00458"></a>00458 buf + 4, 32 - 4, &si)) <a name="l00459"></a>00459 { <a name="l00460"></a>00460 is_raw = 1; <a name="l00461"></a>00461 *fourcc = ifaces[i].fourcc; <a name="l00462"></a>00462 *width = si.<a class="code" href="structvpx__codec__stream__info.html#a957dbfa83c93d9b3dc08498a6b97c77d">w</a>; <a name="l00463"></a>00463 *height = si.<a class="code" href="structvpx__codec__stream__info.html#af7a8b114547e434d182c722bdace63a0">h</a>; <a name="l00464"></a>00464 *fps_num = 30; <a name="l00465"></a>00465 *fps_den = 1; <a name="l00466"></a>00466 <span class="keywordflow">break</span>; <a name="l00467"></a>00467 } <a name="l00468"></a>00468 } <a name="l00469"></a>00469 <a name="l00470"></a>00470 rewind(infile); <a name="l00471"></a>00471 <span class="keywordflow">return</span> is_raw; <a name="l00472"></a>00472 } <a name="l00473"></a>00473 <a name="l00474"></a>00474 <a name="l00475"></a>00475 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00476"></a>00476 nestegg_read_cb(<span class="keywordtype">void</span> *buffer, <span class="keywordtype">size_t</span> length, <span class="keywordtype">void</span> *userdata) <a name="l00477"></a>00477 { <a name="l00478"></a>00478 FILE *f = userdata; <a name="l00479"></a>00479 <a name="l00480"></a>00480 <span class="keywordflow">if</span>(fread(buffer, 1, length, f) < length) <a name="l00481"></a>00481 { <a name="l00482"></a>00482 <span class="keywordflow">if</span> (ferror(f)) <a name="l00483"></a>00483 <span class="keywordflow">return</span> -1; <a name="l00484"></a>00484 <span class="keywordflow">if</span> (feof(f)) <a name="l00485"></a>00485 <span class="keywordflow">return</span> 0; <a name="l00486"></a>00486 } <a name="l00487"></a>00487 <span class="keywordflow">return</span> 1; <a name="l00488"></a>00488 } <a name="l00489"></a>00489 <a name="l00490"></a>00490 <a name="l00491"></a>00491 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00492"></a>00492 nestegg_seek_cb(int64_t offset, <span class="keywordtype">int</span> whence, <span class="keywordtype">void</span> * userdata) <a name="l00493"></a>00493 { <a name="l00494"></a>00494 <span class="keywordflow">switch</span>(whence) { <a name="l00495"></a>00495 <span class="keywordflow">case</span> NESTEGG_SEEK_SET: whence = SEEK_SET; <span class="keywordflow">break</span>; <a name="l00496"></a>00496 <span class="keywordflow">case</span> NESTEGG_SEEK_CUR: whence = SEEK_CUR; <span class="keywordflow">break</span>; <a name="l00497"></a>00497 <span class="keywordflow">case</span> NESTEGG_SEEK_END: whence = SEEK_END; <span class="keywordflow">break</span>; <a name="l00498"></a>00498 }; <a name="l00499"></a>00499 <span class="keywordflow">return</span> fseek(userdata, offset, whence)? -1 : 0; <a name="l00500"></a>00500 } <a name="l00501"></a>00501 <a name="l00502"></a>00502 <a name="l00503"></a>00503 <span class="keyword">static</span> int64_t <a name="l00504"></a>00504 nestegg_tell_cb(<span class="keywordtype">void</span> * userdata) <a name="l00505"></a>00505 { <a name="l00506"></a>00506 <span class="keywordflow">return</span> ftell(userdata); <a name="l00507"></a>00507 } <a name="l00508"></a>00508 <a name="l00509"></a>00509 <a name="l00510"></a>00510 <span class="keyword">static</span> <span class="keywordtype">void</span> <a name="l00511"></a>00511 nestegg_log_cb(nestegg * context, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> severity, <span class="keywordtype">char</span> <span class="keyword">const</span> * format, <a name="l00512"></a>00512 ...) <a name="l00513"></a>00513 { <a name="l00514"></a>00514 va_list ap; <a name="l00515"></a>00515 <a name="l00516"></a>00516 va_start(ap, format); <a name="l00517"></a>00517 vfprintf(stderr, format, ap); <a name="l00518"></a>00518 fprintf(stderr, <span class="stringliteral">"\n"</span>); <a name="l00519"></a>00519 va_end(ap); <a name="l00520"></a>00520 } <a name="l00521"></a>00521 <a name="l00522"></a>00522 <a name="l00523"></a>00523 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00524"></a>00524 webm_guess_framerate(<span class="keyword">struct</span> input_ctx *input, <a name="l00525"></a>00525 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *fps_den, <a name="l00526"></a>00526 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *fps_num) <a name="l00527"></a>00527 { <a name="l00528"></a>00528 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i; <a name="l00529"></a>00529 uint64_t tstamp=0; <a name="l00530"></a>00530 <a name="l00531"></a>00531 <span class="comment">/* Guess the framerate. Read up to 1 second, or 50 video packets,</span> <a name="l00532"></a>00532 <span class="comment"> * whichever comes first.</span> <a name="l00533"></a>00533 <span class="comment"> */</span> <a name="l00534"></a>00534 <span class="keywordflow">for</span>(i=0; tstamp < 1000000000 && i < 50;) <a name="l00535"></a>00535 { <a name="l00536"></a>00536 nestegg_packet * pkt; <a name="l00537"></a>00537 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> track; <a name="l00538"></a>00538 <a name="l00539"></a>00539 <span class="keywordflow">if</span>(nestegg_read_packet(input->nestegg_ctx, &pkt) <= 0) <a name="l00540"></a>00540 <span class="keywordflow">break</span>; <a name="l00541"></a>00541 <a name="l00542"></a>00542 nestegg_packet_track(pkt, &track); <a name="l00543"></a>00543 <span class="keywordflow">if</span>(track == input->video_track) <a name="l00544"></a>00544 { <a name="l00545"></a>00545 nestegg_packet_tstamp(pkt, &tstamp); <a name="l00546"></a>00546 i++; <a name="l00547"></a>00547 } <a name="l00548"></a>00548 <a name="l00549"></a>00549 nestegg_free_packet(pkt); <a name="l00550"></a>00550 } <a name="l00551"></a>00551 <a name="l00552"></a>00552 <span class="keywordflow">if</span>(nestegg_track_seek(input->nestegg_ctx, input->video_track, 0)) <a name="l00553"></a>00553 <span class="keywordflow">goto</span> fail; <a name="l00554"></a>00554 <a name="l00555"></a>00555 *fps_num = (i - 1) * 1000000; <a name="l00556"></a>00556 *fps_den = tstamp / 1000; <a name="l00557"></a>00557 <span class="keywordflow">return</span> 0; <a name="l00558"></a>00558 fail: <a name="l00559"></a>00559 nestegg_destroy(input->nestegg_ctx); <a name="l00560"></a>00560 input->nestegg_ctx = NULL; <a name="l00561"></a>00561 rewind(input->infile); <a name="l00562"></a>00562 <span class="keywordflow">return</span> 1; <a name="l00563"></a>00563 } <a name="l00564"></a>00564 <a name="l00565"></a>00565 <a name="l00566"></a>00566 <span class="keyword">static</span> <span class="keywordtype">int</span> <a name="l00567"></a>00567 file_is_webm(<span class="keyword">struct</span> input_ctx *input, <a name="l00568"></a>00568 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *fourcc, <a name="l00569"></a>00569 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *width, <a name="l00570"></a>00570 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *height, <a name="l00571"></a>00571 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *fps_den, <a name="l00572"></a>00572 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> *fps_num) <a name="l00573"></a>00573 { <a name="l00574"></a>00574 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i, n; <a name="l00575"></a>00575 <span class="keywordtype">int</span> track_type = -1; <a name="l00576"></a>00576 uint64_t tstamp=0; <a name="l00577"></a>00577 <a name="l00578"></a>00578 nestegg_io io = {nestegg_read_cb, nestegg_seek_cb, nestegg_tell_cb, <a name="l00579"></a>00579 input->infile}; <a name="l00580"></a>00580 nestegg_video_params params; <a name="l00581"></a>00581 nestegg_packet * pkt; <a name="l00582"></a>00582 <a name="l00583"></a>00583 <span class="keywordflow">if</span>(nestegg_init(&input->nestegg_ctx, io, NULL)) <a name="l00584"></a>00584 <span class="keywordflow">goto</span> fail; <a name="l00585"></a>00585 <a name="l00586"></a>00586 <span class="keywordflow">if</span>(nestegg_track_count(input->nestegg_ctx, &n)) <a name="l00587"></a>00587 <span class="keywordflow">goto</span> fail; <a name="l00588"></a>00588 <a name="l00589"></a>00589 <span class="keywordflow">for</span>(i=0; i<n; i++) <a name="l00590"></a>00590 { <a name="l00591"></a>00591 track_type = nestegg_track_type(input->nestegg_ctx, i); <a name="l00592"></a>00592 <a name="l00593"></a>00593 <span class="keywordflow">if</span>(track_type == NESTEGG_TRACK_VIDEO) <a name="l00594"></a>00594 <span class="keywordflow">break</span>; <a name="l00595"></a>00595 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(track_type < 0) <a name="l00596"></a>00596 <span class="keywordflow">goto</span> fail; <a name="l00597"></a>00597 } <a name="l00598"></a>00598 <a name="l00599"></a>00599 <span class="keywordflow">if</span>(nestegg_track_codec_id(input->nestegg_ctx, i) != NESTEGG_CODEC_VP8) <a name="l00600"></a>00600 { <a name="l00601"></a>00601 fprintf(stderr, <span class="stringliteral">"Not VP8 video, quitting.\n"</span>); <a name="l00602"></a>00602 exit(1); <a name="l00603"></a>00603 } <a name="l00604"></a>00604 <a name="l00605"></a>00605 input->video_track = i; <a name="l00606"></a>00606 <a name="l00607"></a>00607 <span class="keywordflow">if</span>(nestegg_track_video_params(input->nestegg_ctx, i, &params)) <a name="l00608"></a>00608 <span class="keywordflow">goto</span> fail; <a name="l00609"></a>00609 <a name="l00610"></a>00610 *fps_den = 0; <a name="l00611"></a>00611 *fps_num = 0; <a name="l00612"></a>00612 *fourcc = VP8_FOURCC; <a name="l00613"></a>00613 *width = params.width; <a name="l00614"></a>00614 *height = params.height; <a name="l00615"></a>00615 <span class="keywordflow">return</span> 1; <a name="l00616"></a>00616 fail: <a name="l00617"></a>00617 input->nestegg_ctx = NULL; <a name="l00618"></a>00618 rewind(input->infile); <a name="l00619"></a>00619 <span class="keywordflow">return</span> 0; <a name="l00620"></a>00620 } <a name="l00621"></a>00621 <a name="l00622"></a>00622 <a name="l00623"></a>00623 <span class="keywordtype">void</span> show_progress(<span class="keywordtype">int</span> frame_in, <span class="keywordtype">int</span> frame_out, <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> dx_time) <a name="l00624"></a>00624 { <a name="l00625"></a>00625 fprintf(stderr, <span class="stringliteral">"%d decoded frames/%d showed frames in %lu us (%.2f fps)\r"</span>, <a name="l00626"></a>00626 frame_in, frame_out, dx_time, <a name="l00627"></a>00627 (<span class="keywordtype">float</span>)frame_out * 1000000.0 / (<span class="keywordtype">float</span>)dx_time); <a name="l00628"></a>00628 } <a name="l00629"></a>00629 <a name="l00630"></a>00630 <a name="l00631"></a>00631 <span class="keywordtype">void</span> generate_filename(<span class="keyword">const</span> <span class="keywordtype">char</span> *pattern, <span class="keywordtype">char</span> *out, <span class="keywordtype">size_t</span> q_len, <a name="l00632"></a>00632 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> d_w, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> d_h, <a name="l00633"></a>00633 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> frame_in) <a name="l00634"></a>00634 { <a name="l00635"></a>00635 <span class="keyword">const</span> <span class="keywordtype">char</span> *p = pattern; <a name="l00636"></a>00636 <span class="keywordtype">char</span> *q = out; <a name="l00637"></a>00637 <a name="l00638"></a>00638 <span class="keywordflow">do</span> <a name="l00639"></a>00639 { <a name="l00640"></a>00640 <span class="keywordtype">char</span> *next_pat = strchr(p, <span class="charliteral">'%'</span>); <a name="l00641"></a>00641 <a name="l00642"></a>00642 <span class="keywordflow">if</span>(p == next_pat) <a name="l00643"></a>00643 { <a name="l00644"></a>00644 <span class="keywordtype">size_t</span> pat_len; <a name="l00645"></a>00645 <a name="l00646"></a>00646 <span class="comment">// parse the pattern</span> <a name="l00647"></a>00647 q[q_len - 1] = <span class="charliteral">'\0'</span>; <a name="l00648"></a>00648 <span class="keywordflow">switch</span>(p[1]) <a name="l00649"></a>00649 { <a name="l00650"></a>00650 <span class="keywordflow">case</span> <span class="charliteral">'w'</span>: snprintf(q, q_len - 1, <span class="stringliteral">"%d"</span>, d_w); <span class="keywordflow">break</span>; <a name="l00651"></a>00651 <span class="keywordflow">case</span> <span class="charliteral">'h'</span>: snprintf(q, q_len - 1, <span class="stringliteral">"%d"</span>, d_h); <span class="keywordflow">break</span>; <a name="l00652"></a>00652 <span class="keywordflow">case</span> <span class="charliteral">'1'</span>: snprintf(q, q_len - 1, <span class="stringliteral">"%d"</span>, frame_in); <span class="keywordflow">break</span>; <a name="l00653"></a>00653 <span class="keywordflow">case</span> <span class="charliteral">'2'</span>: snprintf(q, q_len - 1, <span class="stringliteral">"%02d"</span>, frame_in); <span class="keywordflow">break</span>; <a name="l00654"></a>00654 <span class="keywordflow">case</span> <span class="charliteral">'3'</span>: snprintf(q, q_len - 1, <span class="stringliteral">"%03d"</span>, frame_in); <span class="keywordflow">break</span>; <a name="l00655"></a>00655 <span class="keywordflow">case</span> <span class="charliteral">'4'</span>: snprintf(q, q_len - 1, <span class="stringliteral">"%04d"</span>, frame_in); <span class="keywordflow">break</span>; <a name="l00656"></a>00656 <span class="keywordflow">case</span> <span class="charliteral">'5'</span>: snprintf(q, q_len - 1, <span class="stringliteral">"%05d"</span>, frame_in); <span class="keywordflow">break</span>; <a name="l00657"></a>00657 <span class="keywordflow">case</span> <span class="charliteral">'6'</span>: snprintf(q, q_len - 1, <span class="stringliteral">"%06d"</span>, frame_in); <span class="keywordflow">break</span>; <a name="l00658"></a>00658 <span class="keywordflow">case</span> <span class="charliteral">'7'</span>: snprintf(q, q_len - 1, <span class="stringliteral">"%07d"</span>, frame_in); <span class="keywordflow">break</span>; <a name="l00659"></a>00659 <span class="keywordflow">case</span> <span class="charliteral">'8'</span>: snprintf(q, q_len - 1, <span class="stringliteral">"%08d"</span>, frame_in); <span class="keywordflow">break</span>; <a name="l00660"></a>00660 <span class="keywordflow">case</span> <span class="charliteral">'9'</span>: snprintf(q, q_len - 1, <span class="stringliteral">"%09d"</span>, frame_in); <span class="keywordflow">break</span>; <a name="l00661"></a>00661 <span class="keywordflow">default</span>: <a name="l00662"></a>00662 die(<span class="stringliteral">"Unrecognized pattern %%%c\n"</span>, p[1]); <a name="l00663"></a>00663 } <a name="l00664"></a>00664 <a name="l00665"></a>00665 pat_len = strlen(q); <a name="l00666"></a>00666 <span class="keywordflow">if</span>(pat_len >= q_len - 1) <a name="l00667"></a>00667 die(<span class="stringliteral">"Output filename too long.\n"</span>); <a name="l00668"></a>00668 q += pat_len; <a name="l00669"></a>00669 p += 2; <a name="l00670"></a>00670 q_len -= pat_len; <a name="l00671"></a>00671 } <a name="l00672"></a>00672 <span class="keywordflow">else</span> <a name="l00673"></a>00673 { <a name="l00674"></a>00674 <span class="keywordtype">size_t</span> copy_len; <a name="l00675"></a>00675 <a name="l00676"></a>00676 <span class="comment">// copy the next segment</span> <a name="l00677"></a>00677 <span class="keywordflow">if</span>(!next_pat) <a name="l00678"></a>00678 copy_len = strlen(p); <a name="l00679"></a>00679 <span class="keywordflow">else</span> <a name="l00680"></a>00680 copy_len = next_pat - p; <a name="l00681"></a>00681 <a name="l00682"></a>00682 <span class="keywordflow">if</span>(copy_len >= q_len - 1) <a name="l00683"></a>00683 die(<span class="stringliteral">"Output filename too long.\n"</span>); <a name="l00684"></a>00684 <a name="l00685"></a>00685 memcpy(q, p, copy_len); <a name="l00686"></a>00686 q[copy_len] = <span class="charliteral">'\0'</span>; <a name="l00687"></a>00687 q += copy_len; <a name="l00688"></a>00688 p += copy_len; <a name="l00689"></a>00689 q_len -= copy_len; <a name="l00690"></a>00690 } <a name="l00691"></a>00691 } <span class="keywordflow">while</span>(*p); <a name="l00692"></a>00692 } <a name="l00693"></a>00693 <a name="l00694"></a>00694 <a name="l00695"></a>00695 <span class="keywordtype">int</span> main(<span class="keywordtype">int</span> argc, <span class="keyword">const</span> <span class="keywordtype">char</span> **argv_) <a name="l00696"></a>00696 { <a name="l00697"></a>00697 <a class="code" href="structvpx__codec__ctx.html" title="Codec context structure.">vpx_codec_ctx_t</a> decoder; <a name="l00698"></a>00698 <span class="keywordtype">char</span> *fn = NULL; <a name="l00699"></a>00699 <span class="keywordtype">int</span> i; <a name="l00700"></a>00700 uint8_t *buf = NULL; <a name="l00701"></a>00701 <span class="keywordtype">size_t</span> buf_sz = 0, buf_alloc_sz = 0; <a name="l00702"></a>00702 FILE *infile; <a name="l00703"></a>00703 <span class="keywordtype">int</span> frame_in = 0, frame_out = 0, flipuv = 0, noblit = 0, do_md5 = 0, progress = 0; <a name="l00704"></a>00704 <span class="keywordtype">int</span> stop_after = 0, postproc = 0, summary = 0, quiet = 1; <a name="l00705"></a>00705 <a class="code" href="group__codec.html#gad654f3da60151f5dfef70aca00ef1e9e" title="Codec interface structure.">vpx_codec_iface_t</a> *iface = NULL; <a name="l00706"></a>00706 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> fourcc; <a name="l00707"></a>00707 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> dx_time = 0; <a name="l00708"></a>00708 <span class="keyword">struct </span>arg arg; <a name="l00709"></a>00709 <span class="keywordtype">char</span> **argv, **argi, **argj; <a name="l00710"></a>00710 <span class="keyword">const</span> <span class="keywordtype">char</span> *outfile_pattern = 0; <a name="l00711"></a>00711 <span class="keywordtype">char</span> outfile[PATH_MAX]; <a name="l00712"></a>00712 <span class="keywordtype">int</span> single_file; <a name="l00713"></a>00713 <span class="keywordtype">int</span> use_y4m = 1; <a name="l00714"></a>00714 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> width; <a name="l00715"></a>00715 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> height; <a name="l00716"></a>00716 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> fps_den; <a name="l00717"></a>00717 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> fps_num; <a name="l00718"></a>00718 <span class="keywordtype">void</span> *out = NULL; <a name="l00719"></a>00719 <a class="code" href="structvpx__codec__dec__cfg.html" title="Initialization Configurations.">vpx_codec_dec_cfg_t</a> cfg = {0}; <a name="l00720"></a>00720 <span class="preprocessor">#if CONFIG_VP8_DECODER</span> <a name="l00721"></a>00721 <span class="preprocessor"></span> <a class="code" href="structvp8__postproc__cfg.html" title="post process flags">vp8_postproc_cfg_t</a> vp8_pp_cfg = {0}; <a name="l00722"></a>00722 <span class="keywordtype">int</span> vp8_dbg_color_ref_frame = 0; <a name="l00723"></a>00723 <span class="keywordtype">int</span> vp8_dbg_color_mb_modes = 0; <a name="l00724"></a>00724 <span class="keywordtype">int</span> vp8_dbg_color_b_modes = 0; <a name="l00725"></a>00725 <span class="keywordtype">int</span> vp8_dbg_display_mv = 0; <a name="l00726"></a>00726 <span class="preprocessor">#endif</span> <a name="l00727"></a>00727 <span class="preprocessor"></span> <span class="keyword">struct </span>input_ctx input = {0}; <a name="l00728"></a>00728 <a name="l00729"></a>00729 <span class="comment">/* Parse command line */</span> <a name="l00730"></a>00730 exec_name = argv_[0]; <a name="l00731"></a>00731 argv = argv_dup(argc - 1, argv_ + 1); <a name="l00732"></a>00732 <a name="l00733"></a>00733 <span class="keywordflow">for</span> (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) <a name="l00734"></a>00734 { <a name="l00735"></a>00735 memset(&arg, 0, <span class="keyword">sizeof</span>(arg)); <a name="l00736"></a>00736 arg.argv_step = 1; <a name="l00737"></a>00737 <a name="l00738"></a>00738 <span class="keywordflow">if</span> (arg_match(&arg, &codecarg, argi)) <a name="l00739"></a>00739 { <a name="l00740"></a>00740 <span class="keywordtype">int</span> j, k = -1; <a name="l00741"></a>00741 <a name="l00742"></a>00742 <span class="keywordflow">for</span> (j = 0; j < <span class="keyword">sizeof</span>(ifaces) / <span class="keyword">sizeof</span>(ifaces[0]); j++) <a name="l00743"></a>00743 <span class="keywordflow">if</span> (!strcmp(ifaces[j].name, arg.val)) <a name="l00744"></a>00744 k = j; <a name="l00745"></a>00745 <a name="l00746"></a>00746 <span class="keywordflow">if</span> (k >= 0) <a name="l00747"></a>00747 iface = ifaces[k].iface; <a name="l00748"></a>00748 <span class="keywordflow">else</span> <a name="l00749"></a>00749 die(<span class="stringliteral">"Error: Unrecognized argument (%s) to --codec\n"</span>, <a name="l00750"></a>00750 arg.val); <a name="l00751"></a>00751 } <a name="l00752"></a>00752 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &outputfile, argi)) <a name="l00753"></a>00753 outfile_pattern = arg.val; <a name="l00754"></a>00754 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &use_yv12, argi)) <a name="l00755"></a>00755 { <a name="l00756"></a>00756 use_y4m = 0; <a name="l00757"></a>00757 flipuv = 1; <a name="l00758"></a>00758 } <a name="l00759"></a>00759 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &use_i420, argi)) <a name="l00760"></a>00760 { <a name="l00761"></a>00761 use_y4m = 0; <a name="l00762"></a>00762 flipuv = 0; <a name="l00763"></a>00763 } <a name="l00764"></a>00764 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &flipuvarg, argi)) <a name="l00765"></a>00765 flipuv = 1; <a name="l00766"></a>00766 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &noblitarg, argi)) <a name="l00767"></a>00767 noblit = 1; <a name="l00768"></a>00768 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &progressarg, argi)) <a name="l00769"></a>00769 progress = 1; <a name="l00770"></a>00770 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &limitarg, argi)) <a name="l00771"></a>00771 stop_after = arg_parse_uint(&arg); <a name="l00772"></a>00772 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &postprocarg, argi)) <a name="l00773"></a>00773 postproc = 1; <a name="l00774"></a>00774 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &md5arg, argi)) <a name="l00775"></a>00775 do_md5 = 1; <a name="l00776"></a>00776 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &summaryarg, argi)) <a name="l00777"></a>00777 summary = 1; <a name="l00778"></a>00778 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &threadsarg, argi)) <a name="l00779"></a>00779 cfg.<a class="code" href="structvpx__codec__dec__cfg.html#afca69d81e99ee15e1d641a639aefb7eb">threads</a> = arg_parse_uint(&arg); <a name="l00780"></a>00780 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &verbosearg, argi)) <a name="l00781"></a>00781 quiet = 0; <a name="l00782"></a>00782 <a name="l00783"></a>00783 <span class="preprocessor">#if CONFIG_VP8_DECODER</span> <a name="l00784"></a>00784 <span class="preprocessor"></span> <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &addnoise_level, argi)) <a name="l00785"></a>00785 { <a name="l00786"></a>00786 postproc = 1; <a name="l00787"></a>00787 vp8_pp_cfg.<a class="code" href="structvp8__postproc__cfg.html#ae9adc230642ac230f39eb4c531cf85e5">post_proc_flag</a> |= VP8_ADDNOISE; <a name="l00788"></a>00788 vp8_pp_cfg.<a class="code" href="structvp8__postproc__cfg.html#a32f28e4003e5d9bf55d188247f3f156c">noise_level</a> = arg_parse_uint(&arg); <a name="l00789"></a>00789 } <a name="l00790"></a>00790 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &demacroblock_level, argi)) <a name="l00791"></a>00791 { <a name="l00792"></a>00792 postproc = 1; <a name="l00793"></a>00793 vp8_pp_cfg.<a class="code" href="structvp8__postproc__cfg.html#ae9adc230642ac230f39eb4c531cf85e5">post_proc_flag</a> |= VP8_DEMACROBLOCK; <a name="l00794"></a>00794 vp8_pp_cfg.<a class="code" href="structvp8__postproc__cfg.html#afe919a9546e79798d840b1492f7e0249">deblocking_level</a> = arg_parse_uint(&arg); <a name="l00795"></a>00795 } <a name="l00796"></a>00796 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &deblock, argi)) <a name="l00797"></a>00797 { <a name="l00798"></a>00798 postproc = 1; <a name="l00799"></a>00799 vp8_pp_cfg.<a class="code" href="structvp8__postproc__cfg.html#ae9adc230642ac230f39eb4c531cf85e5">post_proc_flag</a> |= VP8_DEBLOCK; <a name="l00800"></a>00800 } <a name="l00801"></a>00801 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &pp_debug_info, argi)) <a name="l00802"></a>00802 { <a name="l00803"></a>00803 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> level = arg_parse_uint(&arg); <a name="l00804"></a>00804 <a name="l00805"></a>00805 postproc = 1; <a name="l00806"></a>00806 vp8_pp_cfg.<a class="code" href="structvp8__postproc__cfg.html#ae9adc230642ac230f39eb4c531cf85e5">post_proc_flag</a> &= ~0x7; <a name="l00807"></a>00807 <a name="l00808"></a>00808 <span class="keywordflow">if</span> (level) <a name="l00809"></a>00809 vp8_pp_cfg.<a class="code" href="structvp8__postproc__cfg.html#ae9adc230642ac230f39eb4c531cf85e5">post_proc_flag</a> |= level; <a name="l00810"></a>00810 } <a name="l00811"></a>00811 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &pp_disp_ref_frame, argi)) <a name="l00812"></a>00812 { <a name="l00813"></a>00813 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> flags = arg_parse_int(&arg); <a name="l00814"></a>00814 <span class="keywordflow">if</span> (flags) <a name="l00815"></a>00815 { <a name="l00816"></a>00816 postproc = 1; <a name="l00817"></a>00817 vp8_dbg_color_ref_frame = flags; <a name="l00818"></a>00818 } <a name="l00819"></a>00819 } <a name="l00820"></a>00820 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &pp_disp_mb_modes, argi)) <a name="l00821"></a>00821 { <a name="l00822"></a>00822 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> flags = arg_parse_int(&arg); <a name="l00823"></a>00823 <span class="keywordflow">if</span> (flags) <a name="l00824"></a>00824 { <a name="l00825"></a>00825 postproc = 1; <a name="l00826"></a>00826 vp8_dbg_color_mb_modes = flags; <a name="l00827"></a>00827 } <a name="l00828"></a>00828 } <a name="l00829"></a>00829 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &pp_disp_b_modes, argi)) <a name="l00830"></a>00830 { <a name="l00831"></a>00831 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> flags = arg_parse_int(&arg); <a name="l00832"></a>00832 <span class="keywordflow">if</span> (flags) <a name="l00833"></a>00833 { <a name="l00834"></a>00834 postproc = 1; <a name="l00835"></a>00835 vp8_dbg_color_b_modes = flags; <a name="l00836"></a>00836 } <a name="l00837"></a>00837 } <a name="l00838"></a>00838 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&arg, &pp_disp_mvs, argi)) <a name="l00839"></a>00839 { <a name="l00840"></a>00840 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> flags = arg_parse_int(&arg); <a name="l00841"></a>00841 <span class="keywordflow">if</span> (flags) <a name="l00842"></a>00842 { <a name="l00843"></a>00843 postproc = 1; <a name="l00844"></a>00844 vp8_dbg_display_mv = flags; <a name="l00845"></a>00845 } <a name="l00846"></a>00846 } <a name="l00847"></a>00847 <a name="l00848"></a>00848 <span class="preprocessor">#endif</span> <a name="l00849"></a>00849 <span class="preprocessor"></span> <span class="keywordflow">else</span> <a name="l00850"></a>00850 argj++; <a name="l00851"></a>00851 } <a name="l00852"></a>00852 <a name="l00853"></a>00853 <span class="comment">/* Check for unrecognized options */</span> <a name="l00854"></a>00854 <span class="keywordflow">for</span> (argi = argv; *argi; argi++) <a name="l00855"></a>00855 <span class="keywordflow">if</span> (argi[0][0] == <span class="charliteral">'-'</span> && strlen(argi[0]) > 1) <a name="l00856"></a>00856 die(<span class="stringliteral">"Error: Unrecognized option %s\n"</span>, *argi); <a name="l00857"></a>00857 <a name="l00858"></a>00858 <span class="comment">/* Handle non-option arguments */</span> <a name="l00859"></a>00859 fn = argv[0]; <a name="l00860"></a>00860 <a name="l00861"></a>00861 <span class="keywordflow">if</span> (!fn) <a name="l00862"></a>00862 usage_exit(); <a name="l00863"></a>00863 <a name="l00864"></a>00864 <span class="comment">/* Open file */</span> <a name="l00865"></a>00865 infile = strcmp(fn, <span class="stringliteral">"-"</span>) ? fopen(fn, <span class="stringliteral">"rb"</span>) : set_binary_mode(stdin); <a name="l00866"></a>00866 <a name="l00867"></a>00867 <span class="keywordflow">if</span> (!infile) <a name="l00868"></a>00868 { <a name="l00869"></a>00869 fprintf(stderr, <span class="stringliteral">"Failed to open file '%s'"</span>, <a name="l00870"></a>00870 strcmp(fn, <span class="stringliteral">"-"</span>) ? fn : <span class="stringliteral">"stdin"</span>); <a name="l00871"></a>00871 <span class="keywordflow">return</span> EXIT_FAILURE; <a name="l00872"></a>00872 } <a name="l00873"></a>00873 <span class="preprocessor">#if CONFIG_OS_SUPPORT</span> <a name="l00874"></a>00874 <span class="preprocessor"></span> <span class="comment">/* Make sure we don't dump to the terminal, unless forced to with -o - */</span> <a name="l00875"></a>00875 <span class="keywordflow">if</span>(!outfile_pattern && isatty(fileno(stdout)) && !do_md5 && !noblit) <a name="l00876"></a>00876 { <a name="l00877"></a>00877 fprintf(stderr, <a name="l00878"></a>00878 <span class="stringliteral">"Not dumping raw video to your terminal. Use '-o -' to "</span> <a name="l00879"></a>00879 <span class="stringliteral">"override.\n"</span>); <a name="l00880"></a>00880 <span class="keywordflow">return</span> EXIT_FAILURE; <a name="l00881"></a>00881 } <a name="l00882"></a>00882 <span class="preprocessor">#endif</span> <a name="l00883"></a>00883 <span class="preprocessor"></span> input.infile = infile; <a name="l00884"></a>00884 <span class="keywordflow">if</span>(file_is_ivf(infile, &fourcc, &width, &height, &fps_den, <a name="l00885"></a>00885 &fps_num)) <a name="l00886"></a>00886 input.kind = IVF_FILE; <a name="l00887"></a>00887 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(file_is_webm(&input, &fourcc, &width, &height, &fps_den, &fps_num)) <a name="l00888"></a>00888 input.kind = WEBM_FILE; <a name="l00889"></a>00889 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(file_is_raw(infile, &fourcc, &width, &height, &fps_den, &fps_num)) <a name="l00890"></a>00890 input.kind = RAW_FILE; <a name="l00891"></a>00891 <span class="keywordflow">else</span> <a name="l00892"></a>00892 { <a name="l00893"></a>00893 fprintf(stderr, <span class="stringliteral">"Unrecognized input file type.\n"</span>); <a name="l00894"></a>00894 <span class="keywordflow">return</span> EXIT_FAILURE; <a name="l00895"></a>00895 } <a name="l00896"></a>00896 <a name="l00897"></a>00897 <span class="comment">/* If the output file is not set or doesn't have a sequence number in</span> <a name="l00898"></a>00898 <span class="comment"> * it, then we only open it once.</span> <a name="l00899"></a>00899 <span class="comment"> */</span> <a name="l00900"></a>00900 outfile_pattern = outfile_pattern ? outfile_pattern : <span class="stringliteral">"-"</span>; <a name="l00901"></a>00901 single_file = 1; <a name="l00902"></a>00902 { <a name="l00903"></a>00903 <span class="keyword">const</span> <span class="keywordtype">char</span> *p = outfile_pattern; <a name="l00904"></a>00904 <span class="keywordflow">do</span> <a name="l00905"></a>00905 { <a name="l00906"></a>00906 p = strchr(p, <span class="charliteral">'%'</span>); <a name="l00907"></a>00907 <span class="keywordflow">if</span>(p && p[1] >= <span class="charliteral">'1'</span> && p[1] <= <span class="charliteral">'9'</span>) <a name="l00908"></a>00908 { <a name="l00909"></a>00909 <span class="comment">// pattern contains sequence number, so it's not unique.</span> <a name="l00910"></a>00910 single_file = 0; <a name="l00911"></a>00911 <span class="keywordflow">break</span>; <a name="l00912"></a>00912 } <a name="l00913"></a>00913 <span class="keywordflow">if</span>(p) <a name="l00914"></a>00914 p++; <a name="l00915"></a>00915 } <span class="keywordflow">while</span>(p); <a name="l00916"></a>00916 } <a name="l00917"></a>00917 <a name="l00918"></a>00918 <span class="keywordflow">if</span>(single_file && !noblit) <a name="l00919"></a>00919 { <a name="l00920"></a>00920 generate_filename(outfile_pattern, outfile, <span class="keyword">sizeof</span>(outfile)-1, <a name="l00921"></a>00921 width, height, 0); <a name="l00922"></a>00922 out = out_open(outfile, do_md5); <a name="l00923"></a>00923 } <a name="l00924"></a>00924 <a name="l00925"></a>00925 <span class="keywordflow">if</span> (use_y4m && !noblit) <a name="l00926"></a>00926 { <a name="l00927"></a>00927 <span class="keywordtype">char</span> buffer[128]; <a name="l00928"></a>00928 <span class="keywordflow">if</span> (!single_file) <a name="l00929"></a>00929 { <a name="l00930"></a>00930 fprintf(stderr, <span class="stringliteral">"YUV4MPEG2 not supported with output patterns,"</span> <a name="l00931"></a>00931 <span class="stringliteral">" try --i420 or --yv12.\n"</span>); <a name="l00932"></a>00932 <span class="keywordflow">return</span> EXIT_FAILURE; <a name="l00933"></a>00933 } <a name="l00934"></a>00934 <a name="l00935"></a>00935 <span class="keywordflow">if</span>(input.kind == WEBM_FILE) <a name="l00936"></a>00936 <span class="keywordflow">if</span>(webm_guess_framerate(&input, &fps_den, &fps_num)) <a name="l00937"></a>00937 { <a name="l00938"></a>00938 fprintf(stderr, <span class="stringliteral">"Failed to guess framerate -- error parsing "</span> <a name="l00939"></a>00939 <span class="stringliteral">"webm file?\n"</span>); <a name="l00940"></a>00940 <span class="keywordflow">return</span> EXIT_FAILURE; <a name="l00941"></a>00941 } <a name="l00942"></a>00942 <a name="l00943"></a>00943 <a name="l00944"></a>00944 <span class="comment">/*Note: We can't output an aspect ratio here because IVF doesn't</span> <a name="l00945"></a>00945 <span class="comment"> store one, and neither does VP8.</span> <a name="l00946"></a>00946 <span class="comment"> That will have to wait until these tools support WebM natively.*/</span> <a name="l00947"></a>00947 sprintf(buffer, <span class="stringliteral">"YUV4MPEG2 C%s W%u H%u F%u:%u I%c\n"</span>, <a name="l00948"></a>00948 <span class="stringliteral">"420jpeg"</span>, width, height, fps_num, fps_den, <span class="charliteral">'p'</span>); <a name="l00949"></a>00949 out_put(out, (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *)buffer, strlen(buffer), do_md5); <a name="l00950"></a>00950 } <a name="l00951"></a>00951 <a name="l00952"></a>00952 <span class="comment">/* Try to determine the codec from the fourcc. */</span> <a name="l00953"></a>00953 <span class="keywordflow">for</span> (i = 0; i < <span class="keyword">sizeof</span>(ifaces) / <span class="keyword">sizeof</span>(ifaces[0]); i++) <a name="l00954"></a>00954 <span class="keywordflow">if</span> ((fourcc & ifaces[i].fourcc_mask) == ifaces[i].fourcc) <a name="l00955"></a>00955 { <a name="l00956"></a>00956 <a class="code" href="group__codec.html#gad654f3da60151f5dfef70aca00ef1e9e" title="Codec interface structure.">vpx_codec_iface_t</a> *ivf_iface = ifaces[i].iface; <a name="l00957"></a>00957 <a name="l00958"></a>00958 <span class="keywordflow">if</span> (iface && iface != ivf_iface) <a name="l00959"></a>00959 fprintf(stderr, <span class="stringliteral">"Notice -- IVF header indicates codec: %s\n"</span>, <a name="l00960"></a>00960 ifaces[i].name); <a name="l00961"></a>00961 <span class="keywordflow">else</span> <a name="l00962"></a>00962 iface = ivf_iface; <a name="l00963"></a>00963 <a name="l00964"></a>00964 <span class="keywordflow">break</span>; <a name="l00965"></a>00965 } <a name="l00966"></a>00966 <a name="l00967"></a>00967 <span class="keywordflow">if</span> (<a class="code" href="group__decoder.html#ga8c2f0b12f1bd4927eb3c68b01eab19d3" title="Convenience macro for vpx_codec_dec_init_ver()">vpx_codec_dec_init</a>(&decoder, iface ? iface : ifaces[0].iface, &cfg, <a name="l00968"></a>00968 postproc ? VPX_CODEC_USE_POSTPROC : 0)) <a name="l00969"></a>00969 { <a name="l00970"></a>00970 fprintf(stderr, <span class="stringliteral">"Failed to initialize decoder: %s\n"</span>, <a class="code" href="group__codec.html#ga4d265df00d42b36a4f0e3eb83fc22c5e" title="Retrieve error synopsis for codec context.">vpx_codec_error</a>(&decoder)); <a name="l00971"></a>00971 <span class="keywordflow">return</span> EXIT_FAILURE; <a name="l00972"></a>00972 } <a name="l00973"></a>00973 <a name="l00974"></a>00974 <span class="keywordflow">if</span> (!quiet) <a name="l00975"></a>00975 fprintf(stderr, <span class="stringliteral">"%s\n"</span>, decoder.<a class="code" href="structvpx__codec__ctx.html#a7ed1bf8f6434ea2df01da8011849c6cb">name</a>); <a name="l00976"></a>00976 <a name="l00977"></a>00977 <span class="preprocessor">#if CONFIG_VP8_DECODER</span> <a name="l00978"></a>00978 <span class="preprocessor"></span> <a name="l00979"></a>00979 <span class="keywordflow">if</span> (vp8_pp_cfg.<a class="code" href="structvp8__postproc__cfg.html#ae9adc230642ac230f39eb4c531cf85e5">post_proc_flag</a> <a name="l00980"></a>00980 && <a class="code" href="group__codec.html#gac1b91e04698c1bd4c0a2b8aa85b08cd2" title="vpx_codec_control wrapper macro">vpx_codec_control</a>(&decoder, <a class="code" href="group__vp8.html#gga8cadbc8e0af3da96ef7a2dbd4ed06599a43e85c68bc1c1473f4a94b005a59482c">VP8_SET_POSTPROC</a>, &vp8_pp_cfg)) <a name="l00981"></a>00981 { <a name="l00982"></a>00982 fprintf(stderr, <span class="stringliteral">"Failed to configure postproc: %s\n"</span>, <a class="code" href="group__codec.html#ga4d265df00d42b36a4f0e3eb83fc22c5e" title="Retrieve error synopsis for codec context.">vpx_codec_error</a>(&decoder)); <a name="l00983"></a>00983 <span class="keywordflow">return</span> EXIT_FAILURE; <a name="l00984"></a>00984 } <a name="l00985"></a>00985 <a name="l00986"></a>00986 <span class="keywordflow">if</span> (vp8_dbg_color_ref_frame <a name="l00987"></a>00987 && <a class="code" href="group__codec.html#gac1b91e04698c1bd4c0a2b8aa85b08cd2" title="vpx_codec_control wrapper macro">vpx_codec_control</a>(&decoder, <a class="code" href="group__vp8.html#gga8cadbc8e0af3da96ef7a2dbd4ed06599ab52ea7a97668b603812dfc205b0fd783">VP8_SET_DBG_COLOR_REF_FRAME</a>, vp8_dbg_color_ref_frame)) <a name="l00988"></a>00988 { <a name="l00989"></a>00989 fprintf(stderr, <span class="stringliteral">"Failed to configure reference block visualizer: %s\n"</span>, <a class="code" href="group__codec.html#ga4d265df00d42b36a4f0e3eb83fc22c5e" title="Retrieve error synopsis for codec context.">vpx_codec_error</a>(&decoder)); <a name="l00990"></a>00990 <span class="keywordflow">return</span> EXIT_FAILURE; <a name="l00991"></a>00991 } <a name="l00992"></a>00992 <a name="l00993"></a>00993 <span class="keywordflow">if</span> (vp8_dbg_color_mb_modes <a name="l00994"></a>00994 && <a class="code" href="group__codec.html#gac1b91e04698c1bd4c0a2b8aa85b08cd2" title="vpx_codec_control wrapper macro">vpx_codec_control</a>(&decoder, <a class="code" href="group__vp8.html#gga8cadbc8e0af3da96ef7a2dbd4ed06599aa0d5c3eaa7cbecaf64403edc8450b060">VP8_SET_DBG_COLOR_MB_MODES</a>, vp8_dbg_color_mb_modes)) <a name="l00995"></a>00995 { <a name="l00996"></a>00996 fprintf(stderr, <span class="stringliteral">"Failed to configure macro block visualizer: %s\n"</span>, <a class="code" href="group__codec.html#ga4d265df00d42b36a4f0e3eb83fc22c5e" title="Retrieve error synopsis for codec context.">vpx_codec_error</a>(&decoder)); <a name="l00997"></a>00997 <span class="keywordflow">return</span> EXIT_FAILURE; <a name="l00998"></a>00998 } <a name="l00999"></a>00999 <a name="l01000"></a>01000 <span class="keywordflow">if</span> (vp8_dbg_color_b_modes <a name="l01001"></a>01001 && <a class="code" href="group__codec.html#gac1b91e04698c1bd4c0a2b8aa85b08cd2" title="vpx_codec_control wrapper macro">vpx_codec_control</a>(&decoder, <a class="code" href="group__vp8.html#gga8cadbc8e0af3da96ef7a2dbd4ed06599ae0052b9dd3c64a4bb822abafb4755a87">VP8_SET_DBG_COLOR_B_MODES</a>, vp8_dbg_color_b_modes)) <a name="l01002"></a>01002 { <a name="l01003"></a>01003 fprintf(stderr, <span class="stringliteral">"Failed to configure block visualizer: %s\n"</span>, <a class="code" href="group__codec.html#ga4d265df00d42b36a4f0e3eb83fc22c5e" title="Retrieve error synopsis for codec context.">vpx_codec_error</a>(&decoder)); <a name="l01004"></a>01004 <span class="keywordflow">return</span> EXIT_FAILURE; <a name="l01005"></a>01005 } <a name="l01006"></a>01006 <a name="l01007"></a>01007 <span class="keywordflow">if</span> (vp8_dbg_display_mv <a name="l01008"></a>01008 && <a class="code" href="group__codec.html#gac1b91e04698c1bd4c0a2b8aa85b08cd2" title="vpx_codec_control wrapper macro">vpx_codec_control</a>(&decoder, <a class="code" href="group__vp8.html#gga8cadbc8e0af3da96ef7a2dbd4ed06599abc6aef0d7e0486d25348de217ad8441d">VP8_SET_DBG_DISPLAY_MV</a>, vp8_dbg_display_mv)) <a name="l01009"></a>01009 { <a name="l01010"></a>01010 fprintf(stderr, <span class="stringliteral">"Failed to configure motion vector visualizer: %s\n"</span>, <a class="code" href="group__codec.html#ga4d265df00d42b36a4f0e3eb83fc22c5e" title="Retrieve error synopsis for codec context.">vpx_codec_error</a>(&decoder)); <a name="l01011"></a>01011 <span class="keywordflow">return</span> EXIT_FAILURE; <a name="l01012"></a>01012 } <a name="l01013"></a>01013 <span class="preprocessor">#endif</span> <a name="l01014"></a>01014 <span class="preprocessor"></span> <a name="l01015"></a>01015 <span class="comment">/* Decode file */</span> <a name="l01016"></a>01016 <span class="keywordflow">while</span> (!read_frame(&input, &buf, &buf_sz, &buf_alloc_sz)) <a name="l01017"></a>01017 { <a name="l01018"></a>01018 <a class="code" href="group__codec.html#ga6ea348f76b1f8a1fe50e14db684146c6" title="Iterator.">vpx_codec_iter_t</a> iter = NULL; <a name="l01019"></a>01019 <a class="code" href="structvpx__image.html" title="Image Descriptor.">vpx_image_t</a> *img; <a name="l01020"></a>01020 <span class="keyword">struct </span>vpx_usec_timer timer; <a name="l01021"></a>01021 <a name="l01022"></a>01022 vpx_usec_timer_start(&timer); <a name="l01023"></a>01023 <a name="l01024"></a>01024 <span class="keywordflow">if</span> (<a class="code" href="group__decoder.html#ga3441e157a7a69108bca9a069f2ee8e0d" title="Decode data.">vpx_codec_decode</a>(&decoder, buf, buf_sz, NULL, 0)) <a name="l01025"></a>01025 { <a name="l01026"></a>01026 <span class="keyword">const</span> <span class="keywordtype">char</span> *detail = <a class="code" href="group__codec.html#ga29273cb552ed1a437fe263c4a0a54300" title="Retrieve detailed error information for codec context.">vpx_codec_error_detail</a>(&decoder); <a name="l01027"></a>01027 fprintf(stderr, <span class="stringliteral">"Failed to decode frame: %s\n"</span>, <a class="code" href="group__codec.html#ga4d265df00d42b36a4f0e3eb83fc22c5e" title="Retrieve error synopsis for codec context.">vpx_codec_error</a>(&decoder)); <a name="l01028"></a>01028 <a name="l01029"></a>01029 <span class="keywordflow">if</span> (detail) <a name="l01030"></a>01030 fprintf(stderr, <span class="stringliteral">" Additional information: %s\n"</span>, detail); <a name="l01031"></a>01031 <a name="l01032"></a>01032 <span class="keywordflow">goto</span> fail; <a name="l01033"></a>01033 } <a name="l01034"></a>01034 <a name="l01035"></a>01035 vpx_usec_timer_mark(&timer); <a name="l01036"></a>01036 dx_time += vpx_usec_timer_elapsed(&timer); <a name="l01037"></a>01037 <a name="l01038"></a>01038 ++frame_in; <a name="l01039"></a>01039 <a name="l01040"></a>01040 <span class="keywordflow">if</span> ((img = <a class="code" href="group__decoder.html#ga0e231c3a5ce445fdb2268d741da97500" title="Decoded frames iterator.">vpx_codec_get_frame</a>(&decoder, &iter))) <a name="l01041"></a>01041 ++frame_out; <a name="l01042"></a>01042 <a name="l01043"></a>01043 <span class="keywordflow">if</span> (progress) <a name="l01044"></a>01044 show_progress(frame_in, frame_out, dx_time); <a name="l01045"></a>01045 <a name="l01046"></a>01046 <span class="keywordflow">if</span> (!noblit) <a name="l01047"></a>01047 { <a name="l01048"></a>01048 <span class="keywordflow">if</span> (img) <a name="l01049"></a>01049 { <a name="l01050"></a>01050 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> y; <a name="l01051"></a>01051 <span class="keywordtype">char</span> out_fn[PATH_MAX]; <a name="l01052"></a>01052 uint8_t *buf; <a name="l01053"></a>01053 <a name="l01054"></a>01054 <span class="keywordflow">if</span> (!single_file) <a name="l01055"></a>01055 { <a name="l01056"></a>01056 <span class="keywordtype">size_t</span> len = <span class="keyword">sizeof</span>(out_fn)-1; <a name="l01057"></a>01057 <a name="l01058"></a>01058 out_fn[len] = <span class="charliteral">'\0'</span>; <a name="l01059"></a>01059 generate_filename(outfile_pattern, out_fn, len-1, <a name="l01060"></a>01060 img-><a class="code" href="structvpx__image.html#a806bf23143bf00a0b3fdbd6ba030c483">d_w</a>, img-><a class="code" href="structvpx__image.html#a31bc5f045d4f3c2b6bb0f57bb53078e7">d_h</a>, frame_in); <a name="l01061"></a>01061 out = out_open(out_fn, do_md5); <a name="l01062"></a>01062 } <a name="l01063"></a>01063 <span class="keywordflow">else</span> <span class="keywordflow">if</span>(use_y4m) <a name="l01064"></a>01064 out_put(out, (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *)<span class="stringliteral">"FRAME\n"</span>, 6, do_md5); <a name="l01065"></a>01065 <a name="l01066"></a>01066 buf = img-><a class="code" href="structvpx__image.html#ab6258308ba7a5f4a113348120e20e2ce">planes</a>[<a class="code" href="vpx__image_8h.html#a08171c4636c655e1ab0b76e06219f9e2">VPX_PLANE_Y</a>]; <a name="l01067"></a>01067 <a name="l01068"></a>01068 <span class="keywordflow">for</span> (y = 0; y < img-><a class="code" href="structvpx__image.html#a31bc5f045d4f3c2b6bb0f57bb53078e7">d_h</a>; y++) <a name="l01069"></a>01069 { <a name="l01070"></a>01070 out_put(out, buf, img-><a class="code" href="structvpx__image.html#a806bf23143bf00a0b3fdbd6ba030c483">d_w</a>, do_md5); <a name="l01071"></a>01071 buf += img-><a class="code" href="structvpx__image.html#ac9c7b83e3eea44cb680956f90dc789cf">stride</a>[<a class="code" href="vpx__image_8h.html#a08171c4636c655e1ab0b76e06219f9e2">VPX_PLANE_Y</a>]; <a name="l01072"></a>01072 } <a name="l01073"></a>01073 <a name="l01074"></a>01074 buf = img-><a class="code" href="structvpx__image.html#ab6258308ba7a5f4a113348120e20e2ce">planes</a>[flipuv?<a class="code" href="vpx__image_8h.html#aca9436ec761457cc6d2e356e0ac2fd23">VPX_PLANE_V</a>:<a class="code" href="vpx__image_8h.html#a4770fc8fa60021a2229f25553152cf81">VPX_PLANE_U</a>]; <a name="l01075"></a>01075 <a name="l01076"></a>01076 <span class="keywordflow">for</span> (y = 0; y < (1 + img-><a class="code" href="structvpx__image.html#a31bc5f045d4f3c2b6bb0f57bb53078e7">d_h</a>) / 2; y++) <a name="l01077"></a>01077 { <a name="l01078"></a>01078 out_put(out, buf, (1 + img-><a class="code" href="structvpx__image.html#a806bf23143bf00a0b3fdbd6ba030c483">d_w</a>) / 2, do_md5); <a name="l01079"></a>01079 buf += img-><a class="code" href="structvpx__image.html#ac9c7b83e3eea44cb680956f90dc789cf">stride</a>[<a class="code" href="vpx__image_8h.html#a4770fc8fa60021a2229f25553152cf81">VPX_PLANE_U</a>]; <a name="l01080"></a>01080 } <a name="l01081"></a>01081 <a name="l01082"></a>01082 buf = img-><a class="code" href="structvpx__image.html#ab6258308ba7a5f4a113348120e20e2ce">planes</a>[flipuv?<a class="code" href="vpx__image_8h.html#a4770fc8fa60021a2229f25553152cf81">VPX_PLANE_U</a>:<a class="code" href="vpx__image_8h.html#aca9436ec761457cc6d2e356e0ac2fd23">VPX_PLANE_V</a>]; <a name="l01083"></a>01083 <a name="l01084"></a>01084 <span class="keywordflow">for</span> (y = 0; y < (1 + img-><a class="code" href="structvpx__image.html#a31bc5f045d4f3c2b6bb0f57bb53078e7">d_h</a>) / 2; y++) <a name="l01085"></a>01085 { <a name="l01086"></a>01086 out_put(out, buf, (1 + img-><a class="code" href="structvpx__image.html#a806bf23143bf00a0b3fdbd6ba030c483">d_w</a>) / 2, do_md5); <a name="l01087"></a>01087 buf += img-><a class="code" href="structvpx__image.html#ac9c7b83e3eea44cb680956f90dc789cf">stride</a>[<a class="code" href="vpx__image_8h.html#aca9436ec761457cc6d2e356e0ac2fd23">VPX_PLANE_V</a>]; <a name="l01088"></a>01088 } <a name="l01089"></a>01089 <a name="l01090"></a>01090 <span class="keywordflow">if</span> (!single_file) <a name="l01091"></a>01091 out_close(out, out_fn, do_md5); <a name="l01092"></a>01092 } <a name="l01093"></a>01093 } <a name="l01094"></a>01094 <a name="l01095"></a>01095 <span class="keywordflow">if</span> (stop_after && frame_in >= stop_after) <a name="l01096"></a>01096 <span class="keywordflow">break</span>; <a name="l01097"></a>01097 } <a name="l01098"></a>01098 <a name="l01099"></a>01099 <span class="keywordflow">if</span> (summary || progress) <a name="l01100"></a>01100 { <a name="l01101"></a>01101 show_progress(frame_in, frame_out, dx_time); <a name="l01102"></a>01102 fprintf(stderr, <span class="stringliteral">"\n"</span>); <a name="l01103"></a>01103 } <a name="l01104"></a>01104 <a name="l01105"></a>01105 fail: <a name="l01106"></a>01106 <a name="l01107"></a>01107 <span class="keywordflow">if</span> (<a class="code" href="group__codec.html#ga6ae21d96909660d0ac978b59a863f53b" title="Destroy a codec instance.">vpx_codec_destroy</a>(&decoder)) <a name="l01108"></a>01108 { <a name="l01109"></a>01109 fprintf(stderr, <span class="stringliteral">"Failed to destroy decoder: %s\n"</span>, <a class="code" href="group__codec.html#ga4d265df00d42b36a4f0e3eb83fc22c5e" title="Retrieve error synopsis for codec context.">vpx_codec_error</a>(&decoder)); <a name="l01110"></a>01110 <span class="keywordflow">return</span> EXIT_FAILURE; <a name="l01111"></a>01111 } <a name="l01112"></a>01112 <a name="l01113"></a>01113 <span class="keywordflow">if</span> (single_file && !noblit) <a name="l01114"></a>01114 out_close(out, outfile, do_md5); <a name="l01115"></a>01115 <a name="l01116"></a>01116 <span class="keywordflow">if</span>(input.nestegg_ctx) <a name="l01117"></a>01117 nestegg_destroy(input.nestegg_ctx); <a name="l01118"></a>01118 <span class="keywordflow">if</span>(input.kind != WEBM_FILE) <a name="l01119"></a>01119 free(buf); <a name="l01120"></a>01120 fclose(infile); <a name="l01121"></a>01121 free(argv); <a name="l01122"></a>01122 <a name="l01123"></a>01123 <span class="keywordflow">return</span> EXIT_SUCCESS; <a name="l01124"></a>01124 } </pre></div> </div></div> <hr class="footer"/><address class="footer"><small>Generated on Thu Mar 10 2011 for WebM VP8 Codec SDK by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.3 </small></address> </body> </html>