File: //usr/share/doc/libvpx-devel/html/example_decode_with_drops.html
<!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"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.14"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>WebM Codec SDK: decode_with_drops</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td id="projectalign" style="padding-left: 0.5em;">
<div id="projectname">WebM Codec SDK
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.14 -->
<script type="text/javascript" src="menudata.js"></script>
<script type="text/javascript" src="menu.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
$(function() {
initMenu('',false,false,'search.php','Search');
});
/* @license-end */</script>
<div id="main-nav"></div>
<div id="nav-path" class="navpath">
<ul>
<li class="navelem"><a class="el" href="samples.html">Sample Code</a></li> </ul>
</div>
</div><!-- top -->
<div class="header">
<div class="headertitle">
<div class="title">decode_with_drops </div> </div>
</div><!--header-->
<div class="contents">
<div class="textblock"><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Copyright (c) 2010 The WebM project authors. All Rights Reserved.</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * Use of this source code is governed by a BSD-style license</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * that can be found in the LICENSE file in the root of the source</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * tree. An additional intellectual property rights grant can be found</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * in the file PATENTS. All contributing project authors may</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * be found in the AUTHORS file in the root of the source tree.</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> */</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// Decode With Drops Example</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// =========================</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">//</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// This is an example utility which drops a series of frames, as specified</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">// on the command line. This is useful for observing the error recovery</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">// features of the codec.</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">//</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">// Usage</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">// -----</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">// This example adds a single argument to the `simple_decoder` example,</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">// which specifies the range or pattern of frames to drop. The parameter is</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">// parsed as follows:</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">//</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">// Dropping A Range Of Frames</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">// --------------------------</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">// To drop a range of frames, specify the starting frame and the ending</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">// frame to drop, separated by a dash. The following command will drop</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">// frames 5 through 10 (base 1).</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">//</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">// $ ./decode_with_drops in.ivf out.i420 5-10</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">//</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">//</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">// Dropping A Pattern Of Frames</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">// ----------------------------</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment">// To drop a pattern of frames, specify the number of frames to drop and</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">// the number of frames after which to repeat the pattern, separated by</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment">// a forward-slash. The following command will drop 3 of 7 frames.</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment">// Specifically, it will decode 4 frames, then drop 3 frames, and then</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment">// repeat.</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment">//</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment">// $ ./decode_with_drops in.ivf out.i420 3/7</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment">//</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment">//</span></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment">// Extra Variables</span></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment">// ---------------</span></div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment">// This example maintains the pattern passed on the command line in the</span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment">// `n`, `m`, and `is_range` variables:</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment">//</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment">//</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment">// Making The Drop Decision</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment">// ------------------------</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment">// The example decides whether to drop the frame based on the current</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment">// frame number, immediately before decoding the frame.</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#include <stdio.h></span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#include <stdlib.h></span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#include <string.h></span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor">#include "<a class="code" href="vp8dx_8h.html">vpx/vp8dx.h</a>"</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="preprocessor">#include "<a class="code" href="vpx__decoder_8h.html">vpx/vpx_decoder.h</a>"</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> </div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="preprocessor">#include "../tools_common.h"</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor">#include "../video_reader.h"</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">#include "./vpx_config.h"</span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *exec_name;</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> </div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="keywordtype">void</span> usage_exit(<span class="keywordtype">void</span>) {</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  fprintf(stderr, <span class="stringliteral">"Usage: %s <infile> <outfile> <N-M|N/M>\n"</span>, exec_name);</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  exit(EXIT_FAILURE);</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> }</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="keywordtype">int</span> main(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> **argv) {</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordtype">int</span> frame_cnt = 0;</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  FILE *outfile = NULL;</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <a class="code" href="structvpx__codec__ctx.html">vpx_codec_ctx_t</a> codec;</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keyword">const</span> VpxInterface *decoder = NULL;</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  VpxVideoReader *reader = NULL;</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keyword">const</span> VpxVideoInfo *info = NULL;</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordtype">int</span> n = 0;</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordtype">int</span> m = 0;</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordtype">int</span> is_range = 0;</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordtype">char</span> *nptr = NULL;</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  exec_name = argv[0];</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">if</span> (argc != 4) die(<span class="stringliteral">"Invalid number of arguments."</span>);</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  reader = vpx_video_reader_open(argv[1]);</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordflow">if</span> (!reader) die(<span class="stringliteral">"Failed to open %s for reading."</span>, argv[1]);</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">if</span> (!(outfile = fopen(argv[2], <span class="stringliteral">"wb"</span>)))</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  die(<span class="stringliteral">"Failed to open %s for writing."</span>, argv[2]);</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  n = (int)strtol(argv[3], &nptr, 0);</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  m = (int)strtol(nptr + 1, NULL, 0);</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  is_range = (*nptr == <span class="charliteral">'-'</span>);</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keywordflow">if</span> (!n || !m || (*nptr != <span class="charliteral">'-'</span> && *nptr != <span class="charliteral">'/'</span>))</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  die(<span class="stringliteral">"Couldn't parse pattern %s.\n"</span>, argv[3]);</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  info = vpx_video_reader_get_info(reader);</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> </div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  decoder = get_vpx_decoder_by_fourcc(info->codec_fourcc);</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordflow">if</span> (!decoder) die(<span class="stringliteral">"Unknown input codec."</span>);</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  printf(<span class="stringliteral">"Using %s\n"</span>, <a class="code" href="group__codec.html#ga9eee39f450d8cdcf5aba0e2bda6e5aa8">vpx_codec_iface_name</a>(decoder->codec_interface()));</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> </div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">if</span> (<a class="code" href="group__decoder.html#ga8c2f0b12f1bd4927eb3c68b01eab19d3">vpx_codec_dec_init</a>(&codec, decoder->codec_interface(), NULL, 0))</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  die_codec(&codec, <span class="stringliteral">"Failed to initialize decoder."</span>);</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">while</span> (vpx_video_reader_read_frame(reader)) {</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <a class="code" href="group__codec.html#ga6ea348f76b1f8a1fe50e14db684146c6">vpx_codec_iter_t</a> iter = NULL;</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <a class="code" href="structvpx__image.html">vpx_image_t</a> *img = NULL;</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordtype">size_t</span> frame_size = 0;</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordtype">int</span> skip;</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *frame =</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  vpx_video_reader_get_frame(reader, &frame_size);</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">if</span> (<a class="code" href="group__decoder.html#ga3441e157a7a69108bca9a069f2ee8e0d">vpx_codec_decode</a>(&codec, frame, (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>)frame_size, NULL, 0))</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  die_codec(&codec, <span class="stringliteral">"Failed to decode frame."</span>);</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  ++frame_cnt;</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  skip = (is_range && frame_cnt >= n && frame_cnt <= m) ||</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  (!is_range && m - (frame_cnt - 1) % m <= n);</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span> </div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordflow">if</span> (!skip) {</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  putc(<span class="charliteral">'.'</span>, stdout);</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordflow">while</span> ((img = <a class="code" href="group__decoder.html#ga0e231c3a5ce445fdb2268d741da97500">vpx_codec_get_frame</a>(&codec, &iter)) != NULL)</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  vpx_img_write(img, outfile);</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  putc(<span class="charliteral">'X'</span>, stdout);</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  }</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  fflush(stdout);</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  }</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> </div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  printf(<span class="stringliteral">"Processed %d frames.\n"</span>, frame_cnt);</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">if</span> (<a class="code" href="group__codec.html#ga6ae21d96909660d0ac978b59a863f53b">vpx_codec_destroy</a>(&codec)) die_codec(&codec, <span class="stringliteral">"Failed to destroy codec."</span>);</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  printf(<span class="stringliteral">"Play: ffplay -f rawvideo -pix_fmt yuv420p -s %dx%d %s\n"</span>,</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  info->frame_width, info->frame_height, argv[2]);</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  vpx_video_reader_close(reader);</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  fclose(outfile);</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> </div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordflow">return</span> EXIT_SUCCESS;</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> }</div><div class="ttc" id="structvpx__image_html"><div class="ttname"><a href="structvpx__image.html">vpx_image</a></div><div class="ttdoc">Image Descriptor. </div><div class="ttdef"><b>Definition:</b> vpx_image.h:88</div></div>
<div class="ttc" id="vpx__decoder_8h_html"><div class="ttname"><a href="vpx__decoder_8h.html">vpx_decoder.h</a></div><div class="ttdoc">Describes the decoder algorithm interface to applications. </div></div>
<div class="ttc" id="group__codec_html_ga9eee39f450d8cdcf5aba0e2bda6e5aa8"><div class="ttname"><a href="group__codec.html#ga9eee39f450d8cdcf5aba0e2bda6e5aa8">vpx_codec_iface_name</a></div><div class="ttdeci">const char * vpx_codec_iface_name(vpx_codec_iface_t *iface)</div><div class="ttdoc">Return the name for a given interface. </div></div>
<div class="ttc" id="vp8dx_8h_html"><div class="ttname"><a href="vp8dx_8h.html">vp8dx.h</a></div><div class="ttdoc">Provides definitions for using VP8 or VP9 within the vpx Decoder interface. </div></div>
<div class="ttc" id="group__decoder_html_ga8c2f0b12f1bd4927eb3c68b01eab19d3"><div class="ttname"><a href="group__decoder.html#ga8c2f0b12f1bd4927eb3c68b01eab19d3">vpx_codec_dec_init</a></div><div class="ttdeci">#define vpx_codec_dec_init(ctx, iface, cfg, flags)</div><div class="ttdoc">Convenience macro for vpx_codec_dec_init_ver() </div><div class="ttdef"><b>Definition:</b> vpx_decoder.h:144</div></div>
<div class="ttc" id="group__decoder_html_ga3441e157a7a69108bca9a069f2ee8e0d"><div class="ttname"><a href="group__decoder.html#ga3441e157a7a69108bca9a069f2ee8e0d">vpx_codec_decode</a></div><div class="ttdeci">vpx_codec_err_t vpx_codec_decode(vpx_codec_ctx_t *ctx, const uint8_t *data, unsigned int data_sz, void *user_priv, long deadline)</div><div class="ttdoc">Decode data. </div></div>
<div class="ttc" id="group__codec_html_ga6ae21d96909660d0ac978b59a863f53b"><div class="ttname"><a href="group__codec.html#ga6ae21d96909660d0ac978b59a863f53b">vpx_codec_destroy</a></div><div class="ttdeci">vpx_codec_err_t vpx_codec_destroy(vpx_codec_ctx_t *ctx)</div><div class="ttdoc">Destroy a codec instance. </div></div>
<div class="ttc" id="group__codec_html_ga6ea348f76b1f8a1fe50e14db684146c6"><div class="ttname"><a href="group__codec.html#ga6ea348f76b1f8a1fe50e14db684146c6">vpx_codec_iter_t</a></div><div class="ttdeci">const void * vpx_codec_iter_t</div><div class="ttdoc">Iterator. </div><div class="ttdef"><b>Definition:</b> vpx_codec.h:187</div></div>
<div class="ttc" id="group__decoder_html_ga0e231c3a5ce445fdb2268d741da97500"><div class="ttname"><a href="group__decoder.html#ga0e231c3a5ce445fdb2268d741da97500">vpx_codec_get_frame</a></div><div class="ttdeci">vpx_image_t * vpx_codec_get_frame(vpx_codec_ctx_t *ctx, vpx_codec_iter_t *iter)</div><div class="ttdoc">Decoded frames iterator. </div></div>
<div class="ttc" id="structvpx__codec__ctx_html"><div class="ttname"><a href="structvpx__codec__ctx.html">vpx_codec_ctx</a></div><div class="ttdoc">Codec context structure. </div><div class="ttdef"><b>Definition:</b> vpx_codec.h:197</div></div>
</div><!-- fragment --> </div></div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated by  <a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/>
</a> 1.8.14
</small></address>
</body>
</html>