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<div class="textblock"><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> *  Copyright (c) 2012 The WebM project authors. All Rights Reserved.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<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>&#160;<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>&#160;<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>&#160;<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>&#160;<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>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;</div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> * This is an example demonstrating how to implement a multi-layer</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> * VP9 encoding scheme based on spatial scalability for video applications</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> * that benefit from a scalable bitstream.</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;</div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="preprocessor">#include &lt;stdarg.h&gt;</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="preprocessor">#include &lt;stdlib.h&gt;</span></div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="preprocessor">#include &lt;string.h&gt;</span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="preprocessor">#include &lt;time.h&gt;</span></div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="preprocessor">#include &quot;./args.h&quot;</span></div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="preprocessor">#include &quot;vpx/svc_context.h&quot;</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="vp8cx_8h.html">vpx/vp8cx.h</a>&quot;</span></div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="vpx__encoder_8h.html">vpx/vpx_encoder.h</a>&quot;</span></div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;</div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="preprocessor">#define VP90_FOURCC 0x30395056</span></div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">struct </span>arg_enum_list encoding_mode_enum[] = {</div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;  {<span class="stringliteral">&quot;i&quot;</span>, INTER_LAYER_PREDICTION_I},</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;  {<span class="stringliteral">&quot;alt-ip&quot;</span>, ALT_INTER_LAYER_PREDICTION_IP},</div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;  {<span class="stringliteral">&quot;ip&quot;</span>, INTER_LAYER_PREDICTION_IP},</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;  {<span class="stringliteral">&quot;gf&quot;</span>, USE_GOLDEN_FRAME},</div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;  {NULL, 0}</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;};</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> arg_def_t encoding_mode_arg = ARG_DEF_ENUM(</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;    <span class="stringliteral">&quot;m&quot;</span>, <span class="stringliteral">&quot;encoding-mode&quot;</span>, 1, <span class="stringliteral">&quot;Encoding mode algorithm&quot;</span>, encoding_mode_enum);</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> arg_def_t skip_frames_arg =</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;    ARG_DEF(<span class="stringliteral">&quot;s&quot;</span>, <span class="stringliteral">&quot;skip-frames&quot;</span>, 1, <span class="stringliteral">&quot;input frames to skip&quot;</span>);</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> arg_def_t frames_arg =</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;    ARG_DEF(<span class="stringliteral">&quot;f&quot;</span>, <span class="stringliteral">&quot;frames&quot;</span>, 1, <span class="stringliteral">&quot;number of frames to encode&quot;</span>);</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> arg_def_t width_arg = ARG_DEF(<span class="stringliteral">&quot;w&quot;</span>, <span class="stringliteral">&quot;width&quot;</span>, 1, <span class="stringliteral">&quot;source width&quot;</span>);</div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> arg_def_t height_arg = ARG_DEF(<span class="stringliteral">&quot;h&quot;</span>, <span class="stringliteral">&quot;height&quot;</span>, 1, <span class="stringliteral">&quot;source height&quot;</span>);</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> arg_def_t timebase_arg =</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    ARG_DEF(<span class="stringliteral">&quot;t&quot;</span>, <span class="stringliteral">&quot;timebase&quot;</span>, 1, <span class="stringliteral">&quot;timebase (num/den)&quot;</span>);</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> arg_def_t bitrate_arg = ARG_DEF(</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;    <span class="stringliteral">&quot;b&quot;</span>, <span class="stringliteral">&quot;target-bitrate&quot;</span>, 1, <span class="stringliteral">&quot;encoding bitrate, in kilobits per second&quot;</span>);</div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> arg_def_t layers_arg =</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;    ARG_DEF(<span class="stringliteral">&quot;l&quot;</span>, <span class="stringliteral">&quot;layers&quot;</span>, 1, <span class="stringliteral">&quot;number of SVC layers&quot;</span>);</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> arg_def_t kf_dist_arg =</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;    ARG_DEF(<span class="stringliteral">&quot;k&quot;</span>, <span class="stringliteral">&quot;kf-dist&quot;</span>, 1, <span class="stringliteral">&quot;number of frames between keyframes&quot;</span>);</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> arg_def_t scale_factors_arg =</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;    ARG_DEF(<span class="stringliteral">&quot;r&quot;</span>, <span class="stringliteral">&quot;scale-factors&quot;</span>, 1, <span class="stringliteral">&quot;scale factors (lowest to highest layer)&quot;</span>);</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> arg_def_t quantizers_arg =</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;    ARG_DEF(<span class="stringliteral">&quot;q&quot;</span>, <span class="stringliteral">&quot;quantizers&quot;</span>, 1, <span class="stringliteral">&quot;quantizers (lowest to highest layer)&quot;</span>);</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> arg_def_t dummy_frame_arg =</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;    ARG_DEF(<span class="stringliteral">&quot;z&quot;</span>, <span class="stringliteral">&quot;dummy-frame&quot;</span>, 1, <span class="stringliteral">&quot;make first frame blank and full size&quot;</span>);</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> arg_def_t *svc_args[] = {</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;  &amp;encoding_mode_arg, &amp;frames_arg,        &amp;width_arg,       &amp;height_arg,</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;  &amp;timebase_arg,      &amp;bitrate_arg,       &amp;skip_frames_arg, &amp;layers_arg,</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;  &amp;kf_dist_arg,       &amp;scale_factors_arg, &amp;quantizers_arg,  &amp;dummy_frame_arg,</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;  NULL</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;};</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> SVC_ENCODING_MODE default_encoding_mode =</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;    INTER_LAYER_PREDICTION_IP;</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> uint32_t default_frames_to_skip = 0;</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> uint32_t default_frames_to_code = 60 * 60;</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> uint32_t default_width = 1920;</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> uint32_t default_height = 1080;</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> uint32_t default_timebase_num = 1;</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> uint32_t default_timebase_den = 60;</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> uint32_t default_bitrate = 1000;</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> uint32_t default_spatial_layers = 5;</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> uint32_t default_kf_dist = 100;</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">int</span> default_use_dummy_frame = 1;</div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;</div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;<span class="keyword">typedef</span> <span class="keyword">struct </span>{</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;  <span class="keywordtype">char</span> *input_filename;</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;  <span class="keywordtype">char</span> *output_filename;</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;  uint32_t frames_to_code;</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;  uint32_t frames_to_skip;</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;} AppInput;</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> mem_put_le16(<span class="keywordtype">char</span> *mem, uint32_t val) {</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;  mem[0] = val;</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;  mem[1] = val &gt;&gt; 8;</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;}</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> mem_put_le32(<span class="keywordtype">char</span> *mem, uint32_t val) {</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;  mem[0] = val;</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;  mem[1] = val &gt;&gt; 8;</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;  mem[2] = val &gt;&gt; 16;</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;  mem[3] = val &gt;&gt; 24;</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;}</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> usage(<span class="keyword">const</span> <span class="keywordtype">char</span> *exec_name) {</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;  fprintf(stderr, <span class="stringliteral">&quot;Usage: %s &lt;options&gt; input_filename output_filename\n&quot;</span>,</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;          exec_name);</div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;  fprintf(stderr, <span class="stringliteral">&quot;Options:\n&quot;</span>);</div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;  arg_show_usage(stderr, svc_args);</div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;  exit(EXIT_FAILURE);</div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;}</div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;</div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;<span class="keywordtype">void</span> die(<span class="keyword">const</span> <span class="keywordtype">char</span> *fmt, ...) {</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;  va_list ap;</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;</div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;  va_start(ap, fmt);</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;  vfprintf(stderr, fmt, ap);</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;  <span class="keywordflow">if</span> (fmt[strlen(fmt) - 1] != <span class="charliteral">&#39;\n&#39;</span>) printf(<span class="stringliteral">&quot;\n&quot;</span>);</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;  exit(EXIT_FAILURE);</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;}</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> die_codec(<a class="code" href="structvpx__codec__ctx.html">vpx_codec_ctx_t</a> *ctx, <span class="keyword">const</span> <span class="keywordtype">char</span> *s) {</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;  <span class="keyword">const</span> <span class="keywordtype">char</span> *detail = <a class="code" href="group__codec.html#ga29273cb552ed1a437fe263c4a0a54300">vpx_codec_error_detail</a>(ctx);</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;  printf(<span class="stringliteral">&quot;%s: %s\n&quot;</span>, s, <a class="code" href="group__codec.html#ga4d265df00d42b36a4f0e3eb83fc22c5e">vpx_codec_error</a>(ctx));</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;  <span class="keywordflow">if</span> (detail) printf(<span class="stringliteral">&quot;    %s\n&quot;</span>, detail);</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;  exit(EXIT_FAILURE);</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;}</div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;</div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> read_frame(FILE *f, <a class="code" href="structvpx__image.html">vpx_image_t</a> *img) {</div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;  <span class="keywordtype">size_t</span> nbytes;</div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;  <span class="keywordtype">int</span> res = 1;</div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;  <span class="keywordtype">int</span> plane;</div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;</div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;  <span class="keywordflow">for</span> (plane = 0; plane &lt; 3; ++plane) {</div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;    uint8_t *ptr;</div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;    <span class="keyword">const</span> <span class="keywordtype">int</span> w = (plane ? (1 + img-&gt;<a class="code" href="structvpx__image.html#a806bf23143bf00a0b3fdbd6ba030c483">d_w</a>) / 2 : img-&gt;<a class="code" href="structvpx__image.html#a806bf23143bf00a0b3fdbd6ba030c483">d_w</a>);</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;    <span class="keyword">const</span> <span class="keywordtype">int</span> h = (plane ? (1 + img-&gt;<a class="code" href="structvpx__image.html#a31bc5f045d4f3c2b6bb0f57bb53078e7">d_h</a>) / 2 : img-&gt;<a class="code" href="structvpx__image.html#a31bc5f045d4f3c2b6bb0f57bb53078e7">d_h</a>);</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;    <span class="keywordtype">int</span> r;</div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;    <span class="keywordflow">switch</span> (plane) {</div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;      <span class="keywordflow">case</span> 1:</div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;        ptr = img-&gt;<a class="code" href="structvpx__image.html#ab6258308ba7a5f4a113348120e20e2ce">planes</a>[<a class="code" href="vpx__image_8h.html#a4770fc8fa60021a2229f25553152cf81">VPX_PLANE_U</a>];</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;        <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;      <span class="keywordflow">case</span> 2:</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;        ptr = img-&gt;<a class="code" href="structvpx__image.html#ab6258308ba7a5f4a113348120e20e2ce">planes</a>[<a class="code" href="vpx__image_8h.html#aca9436ec761457cc6d2e356e0ac2fd23">VPX_PLANE_V</a>];</div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;        <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;      <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;        ptr = img-&gt;<a class="code" href="structvpx__image.html#ab6258308ba7a5f4a113348120e20e2ce">planes</a>[plane];</div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;    }</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;    <span class="keywordflow">for</span> (r = 0; r &lt; h; ++r) {</div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;      <span class="keyword">const</span> <span class="keywordtype">int</span> to_read = w;</div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;</div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;      nbytes = fread(ptr, 1, to_read, f);</div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;      <span class="keywordflow">if</span> (nbytes != to_read) {</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;        res = 0;</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;        <span class="keywordflow">if</span> (nbytes &gt; 0)</div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;          printf(<span class="stringliteral">&quot;Warning: Read partial frame. Check your width &amp; height!\n&quot;</span>);</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;        <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;      }</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;      ptr += img-&gt;<a class="code" href="structvpx__image.html#ac9c7b83e3eea44cb680956f90dc789cf">stride</a>[plane];</div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;    }</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;    <span class="keywordflow">if</span> (!res) <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;  }</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;  <span class="keywordflow">return</span> res;</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;}</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> create_dummy_frame(<a class="code" href="structvpx__image.html">vpx_image_t</a> *img) {</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;  <span class="keyword">const</span> <span class="keywordtype">size_t</span> buf_size = img-&gt;<a class="code" href="structvpx__image.html#ac7b7d569142f878155b28141653adcd6">w</a> * img-&gt;<a class="code" href="structvpx__image.html#a9d1070804dfe08cd5becd68d597fee69">h</a> * 3 / 2;</div>
<div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;  memset(img-&gt;<a class="code" href="structvpx__image.html#ab6258308ba7a5f4a113348120e20e2ce">planes</a>[0], 129, buf_size);</div>
<div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;  <span class="keywordflow">return</span> 1;</div>
<div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;}</div>
<div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;</div>
<div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> write_ivf_file_header(FILE *outfile,</div>
<div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;                                  uint32_t width, uint32_t height,</div>
<div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;                                  <span class="keywordtype">int</span> timebase_num, <span class="keywordtype">int</span> timebase_den,</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;                                  <span class="keywordtype">int</span> frame_cnt) {</div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;  <span class="keywordtype">char</span> header[32];</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;</div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;  header[0] = <span class="charliteral">&#39;D&#39;</span>;</div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;  header[1] = <span class="charliteral">&#39;K&#39;</span>;</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;  header[2] = <span class="charliteral">&#39;I&#39;</span>;</div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;  header[3] = <span class="charliteral">&#39;F&#39;</span>;</div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;  mem_put_le16(header + 4, 0);             <span class="comment">/* version */</span></div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;  mem_put_le16(header + 6, 32);            <span class="comment">/* headersize */</span></div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;  mem_put_le32(header + 8, VP90_FOURCC);   <span class="comment">/* fourcc */</span></div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;  mem_put_le16(header + 12, width);        <span class="comment">/* width */</span></div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;  mem_put_le16(header + 14, height);       <span class="comment">/* height */</span></div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;  mem_put_le32(header + 16, timebase_den); <span class="comment">/* rate */</span></div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;  mem_put_le32(header + 20, timebase_num); <span class="comment">/* scale */</span></div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;  mem_put_le32(header + 24, frame_cnt);    <span class="comment">/* length */</span></div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;  mem_put_le32(header + 28, 0);            <span class="comment">/* unused */</span></div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;</div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;  (void)fwrite(header, 1, 32, outfile);</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;}</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> write_ivf_frame_header(FILE *outfile, <a class="code" href="group__encoder.html#ga7e711b0a71c65aef8f0faea8bd57b05f">vpx_codec_pts_t</a> pts,</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;                                   <span class="keywordtype">size_t</span> sz) {</div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;  <span class="keywordtype">char</span> header[12];</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;  mem_put_le32(header, (uint32_t)sz);</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;  mem_put_le32(header + 4, pts &amp; 0xFFFFFFFF);</div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;  mem_put_le32(header + 8, pts &gt;&gt; 32);</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;</div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;  (void)fwrite(header, 1, 12, outfile);</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;}</div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;</div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> parse_command_line(<span class="keywordtype">int</span> argc, <span class="keyword">const</span> <span class="keywordtype">char</span> **argv_,</div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;                               AppInput *app_input, SvcContext *svc_ctx,</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;                               <a class="code" href="structvpx__codec__enc__cfg.html">vpx_codec_enc_cfg_t</a> *enc_cfg) {</div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;  <span class="keyword">struct </span>arg arg;</div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;  <span class="keywordtype">char</span> **argv, **argi, **argj;</div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;  <a class="code" href="group__codec.html#gada1084710837ad363b92f2379dd2b8d2">vpx_codec_err_t</a> res;</div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;  <span class="comment">// initialize SvcContext with parameters that will be passed to vpx_svc_init</span></div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;  svc_ctx-&gt;log_level = SVC_LOG_DEBUG;</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;  svc_ctx-&gt;spatial_layers = default_spatial_layers;</div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;  svc_ctx-&gt;encoding_mode = default_encoding_mode;</div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;  <span class="comment">// when using a dummy frame, that frame is only encoded to be full size</span></div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;  svc_ctx-&gt;first_frame_full_size = default_use_dummy_frame;</div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;</div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;  <span class="comment">// start with default encoder configuration</span></div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;  res = <a class="code" href="group__encoder.html#ga9ab8c79623312e9c5d5405d66a788f59">vpx_codec_enc_config_default</a>(vpx_codec_vp9_cx(), enc_cfg, 0);</div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;  <span class="keywordflow">if</span> (res) {</div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;    die(<span class="stringliteral">&quot;Failed to get config: %s\n&quot;</span>, <a class="code" href="group__codec.html#gaaddf5c1f609ef18c7c8800d102fcefa6">vpx_codec_err_to_string</a>(res));</div>
<div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;  }</div>
<div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;  <span class="comment">// update enc_cfg with app default values</span></div>
<div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;  enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a5c165f5b41ca1158f2883983a2b7709c">g_w</a> = default_width;</div>
<div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;  enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a4132bd89ce85bce7c08f2cc3b6f2b82e">g_h</a> = default_height;</div>
<div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;  enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a6498d378e4c29ef3e22258289e481087">g_timebase</a>.<a class="code" href="structvpx__rational.html#ae7774f21a22c9bef3aa73156c79f4731">num</a> = default_timebase_num;</div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;  enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a6498d378e4c29ef3e22258289e481087">g_timebase</a>.<a class="code" href="structvpx__rational.html#a29dd2ab4001377b3aa21885ef969759f">den</a> = default_timebase_den;</div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;  enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#ab8339685175d66710f482706cc9f0aed">rc_target_bitrate</a> = default_bitrate;</div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;  enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a0a7b5444ecb09745cbe8d5af17553846">kf_min_dist</a> = default_kf_dist;</div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;  enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#ae018440136e271743376730413d25a9b">kf_max_dist</a> = default_kf_dist;</div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;</div>
<div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;  <span class="comment">// initialize AppInput with default values</span></div>
<div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;  app_input-&gt;frames_to_code = default_frames_to_code;</div>
<div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;  app_input-&gt;frames_to_skip = default_frames_to_skip;</div>
<div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;</div>
<div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;  <span class="comment">// process command line options</span></div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;  argv = argv_dup(argc - 1, argv_ + 1);</div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;  <span class="keywordflow">for</span> (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {</div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;    arg.argv_step = 1;</div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;</div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;    <span class="keywordflow">if</span> (arg_match(&amp;arg, &amp;encoding_mode_arg, argi)) {</div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;      svc_ctx-&gt;encoding_mode = arg_parse_enum_or_int(&amp;arg);</div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&amp;arg, &amp;frames_arg, argi)) {</div>
<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;      app_input-&gt;frames_to_code = arg_parse_uint(&amp;arg);</div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&amp;arg, &amp;width_arg, argi)) {</div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;      enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a5c165f5b41ca1158f2883983a2b7709c">g_w</a> = arg_parse_uint(&amp;arg);</div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&amp;arg, &amp;height_arg, argi)) {</div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;      enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a4132bd89ce85bce7c08f2cc3b6f2b82e">g_h</a> = arg_parse_uint(&amp;arg);</div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&amp;arg, &amp;height_arg, argi)) {</div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;      enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a4132bd89ce85bce7c08f2cc3b6f2b82e">g_h</a> = arg_parse_uint(&amp;arg);</div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&amp;arg, &amp;timebase_arg, argi)) {</div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;      enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a6498d378e4c29ef3e22258289e481087">g_timebase</a> = arg_parse_rational(&amp;arg);</div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&amp;arg, &amp;bitrate_arg, argi)) {</div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;      enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#ab8339685175d66710f482706cc9f0aed">rc_target_bitrate</a> = arg_parse_uint(&amp;arg);</div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&amp;arg, &amp;skip_frames_arg, argi)) {</div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;      app_input-&gt;frames_to_skip = arg_parse_uint(&amp;arg);</div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&amp;arg, &amp;layers_arg, argi)) {</div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;      svc_ctx-&gt;spatial_layers = arg_parse_uint(&amp;arg);</div>
<div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&amp;arg, &amp;kf_dist_arg, argi)) {</div>
<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;      enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a0a7b5444ecb09745cbe8d5af17553846">kf_min_dist</a> = arg_parse_uint(&amp;arg);</div>
<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;      enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#ae018440136e271743376730413d25a9b">kf_max_dist</a> = enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a0a7b5444ecb09745cbe8d5af17553846">kf_min_dist</a>;</div>
<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&amp;arg, &amp;scale_factors_arg, argi)) {</div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;      vpx_svc_set_scale_factors(svc_ctx, arg.val);</div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&amp;arg, &amp;quantizers_arg, argi)) {</div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;      vpx_svc_set_quantizers(svc_ctx, arg.val);</div>
<div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (arg_match(&amp;arg, &amp;dummy_frame_arg, argi)) {</div>
<div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;      svc_ctx-&gt;first_frame_full_size = arg_parse_int(&amp;arg);</div>
<div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;    } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;      ++argj;</div>
<div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;    }</div>
<div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;  }</div>
<div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;</div>
<div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;  <span class="comment">// Check for unrecognized options</span></div>
<div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;  <span class="keywordflow">for</span> (argi = argv; *argi; ++argi)</div>
<div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;    <span class="keywordflow">if</span> (argi[0][0] == <span class="charliteral">&#39;-&#39;</span> &amp;&amp; strlen(argi[0]) &gt; 1)</div>
<div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;      die(<span class="stringliteral">&quot;Error: Unrecognized option %s\n&quot;</span>, *argi);</div>
<div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;</div>
<div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;  <span class="keywordflow">if</span> (argv[0] == NULL || argv[1] == 0) {</div>
<div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;    usage(argv_[0]);</div>
<div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;  }</div>
<div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;  app_input-&gt;input_filename = argv[0];</div>
<div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;  app_input-&gt;output_filename = argv[1];</div>
<div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;  free(argv);</div>
<div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;</div>
<div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;  <span class="keywordflow">if</span> (enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a5c165f5b41ca1158f2883983a2b7709c">g_w</a> &lt; 16 || enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a5c165f5b41ca1158f2883983a2b7709c">g_w</a> % 2 || enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a4132bd89ce85bce7c08f2cc3b6f2b82e">g_h</a> &lt; 16 ||</div>
<div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;      enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a4132bd89ce85bce7c08f2cc3b6f2b82e">g_h</a> % 2)</div>
<div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;    die(<span class="stringliteral">&quot;Invalid resolution: %d x %d\n&quot;</span>, enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a5c165f5b41ca1158f2883983a2b7709c">g_w</a>, enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a4132bd89ce85bce7c08f2cc3b6f2b82e">g_h</a>);</div>
<div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;</div>
<div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160;  printf(</div>
<div class="line"><a name="l00286"></a><span class="lineno">  286</span>&#160;      <span class="stringliteral">&quot;Codec %s\nframes: %d, skip: %d\n&quot;</span></div>
<div class="line"><a name="l00287"></a><span class="lineno">  287</span>&#160;      <span class="stringliteral">&quot;mode: %d, layers: %d\n&quot;</span></div>
<div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;      <span class="stringliteral">&quot;width %d, height: %d,\n&quot;</span></div>
<div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;      <span class="stringliteral">&quot;num: %d, den: %d, bitrate: %d,\n&quot;</span></div>
<div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160;      <span class="stringliteral">&quot;gop size: %d, use_dummy_frame: %d\n&quot;</span>,</div>
<div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;      <a class="code" href="group__codec.html#ga9eee39f450d8cdcf5aba0e2bda6e5aa8">vpx_codec_iface_name</a>(vpx_codec_vp9_cx()), app_input-&gt;frames_to_code,</div>
<div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;      app_input-&gt;frames_to_skip, svc_ctx-&gt;encoding_mode,</div>
<div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;      svc_ctx-&gt;spatial_layers, enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a5c165f5b41ca1158f2883983a2b7709c">g_w</a>, enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a4132bd89ce85bce7c08f2cc3b6f2b82e">g_h</a>,</div>
<div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;      enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a6498d378e4c29ef3e22258289e481087">g_timebase</a>.<a class="code" href="structvpx__rational.html#ae7774f21a22c9bef3aa73156c79f4731">num</a>, enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#a6498d378e4c29ef3e22258289e481087">g_timebase</a>.<a class="code" href="structvpx__rational.html#a29dd2ab4001377b3aa21885ef969759f">den</a>,</div>
<div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;      enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#ab8339685175d66710f482706cc9f0aed">rc_target_bitrate</a>, enc_cfg-&gt;<a class="code" href="structvpx__codec__enc__cfg.html#ae018440136e271743376730413d25a9b">kf_max_dist</a>,</div>
<div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160;      svc_ctx-&gt;first_frame_full_size);</div>
<div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;}</div>
<div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;</div>
<div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;<span class="keywordtype">int</span> main(<span class="keywordtype">int</span> argc, <span class="keyword">const</span> <span class="keywordtype">char</span> **argv) {</div>
<div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;  AppInput app_input = {0};</div>
<div class="line"><a name="l00301"></a><span class="lineno">  301</span>&#160;  FILE *infile, *outfile;</div>
<div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;  <a class="code" href="structvpx__codec__ctx.html">vpx_codec_ctx_t</a> codec;</div>
<div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160;  <a class="code" href="structvpx__codec__enc__cfg.html">vpx_codec_enc_cfg_t</a> enc_cfg;</div>
<div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;  SvcContext svc_ctx;</div>
<div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;  uint32_t i;</div>
<div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;  uint32_t frame_cnt = 0;</div>
<div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;  <a class="code" href="structvpx__image.html">vpx_image_t</a> raw;</div>
<div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;  <a class="code" href="group__codec.html#gada1084710837ad363b92f2379dd2b8d2">vpx_codec_err_t</a> res;</div>
<div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;  <span class="keywordtype">int</span> pts = 0;            <span class="comment">/* PTS starts at 0 */</span></div>
<div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;  <span class="keywordtype">int</span> frame_duration = 1; <span class="comment">/* 1 timebase tick per frame */</span></div>
<div class="line"><a name="l00311"></a><span class="lineno">  311</span>&#160;</div>
<div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160;  memset(&amp;svc_ctx, 0, <span class="keyword">sizeof</span>(svc_ctx));</div>
<div class="line"><a name="l00313"></a><span class="lineno">  313</span>&#160;  svc_ctx.log_print = 1;</div>
<div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;  parse_command_line(argc, argv, &amp;app_input, &amp;svc_ctx, &amp;enc_cfg);</div>
<div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160;</div>
<div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160;  <span class="comment">// Allocate image buffer</span></div>
<div class="line"><a name="l00317"></a><span class="lineno">  317</span>&#160;  <span class="keywordflow">if</span> (!<a class="code" href="vpx__image_8h.html#ab80398f28ca880368a922fa979eb66c1">vpx_img_alloc</a>(&amp;raw, <a class="code" href="vpx__image_8h.html#a7a30a7bff7400fb83ad45fede5077193af17ce49c9a6efd7c8c8ea8928d4ce26c">VPX_IMG_FMT_I420</a>, enc_cfg.<a class="code" href="structvpx__codec__enc__cfg.html#a5c165f5b41ca1158f2883983a2b7709c">g_w</a>, enc_cfg.<a class="code" href="structvpx__codec__enc__cfg.html#a4132bd89ce85bce7c08f2cc3b6f2b82e">g_h</a>, 32))</div>
<div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;    die(<span class="stringliteral">&quot;Failed to allocate image %dx%d\n&quot;</span>, enc_cfg.<a class="code" href="structvpx__codec__enc__cfg.html#a5c165f5b41ca1158f2883983a2b7709c">g_w</a>, enc_cfg.<a class="code" href="structvpx__codec__enc__cfg.html#a4132bd89ce85bce7c08f2cc3b6f2b82e">g_h</a>);</div>
<div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;</div>
<div class="line"><a name="l00320"></a><span class="lineno">  320</span>&#160;  <span class="keywordflow">if</span> (!(infile = fopen(app_input.input_filename, <span class="stringliteral">&quot;rb&quot;</span>)))</div>
<div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;    die(<span class="stringliteral">&quot;Failed to open %s for reading\n&quot;</span>, app_input.input_filename);</div>
<div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160;</div>
<div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;  <span class="keywordflow">if</span> (!(outfile = fopen(app_input.output_filename, <span class="stringliteral">&quot;wb&quot;</span>)))</div>
<div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;    die(<span class="stringliteral">&quot;Failed to open %s for writing\n&quot;</span>, app_input.output_filename);</div>
<div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160;</div>
<div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;  <span class="comment">// Initialize codec</span></div>
<div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;  <span class="keywordflow">if</span> (vpx_svc_init(&amp;svc_ctx, &amp;codec, vpx_codec_vp9_cx(), &amp;enc_cfg) !=</div>
<div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;      <a class="code" href="group__codec.html#ggada1084710837ad363b92f2379dd2b8d2af1dcde74b1c5ff7b29f31246dfd90986">VPX_CODEC_OK</a>)</div>
<div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160;    die(<span class="stringliteral">&quot;Failed to initialize encoder\n&quot;</span>);</div>
<div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;</div>
<div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;  write_ivf_file_header(outfile, enc_cfg.<a class="code" href="structvpx__codec__enc__cfg.html#a5c165f5b41ca1158f2883983a2b7709c">g_w</a>, enc_cfg.<a class="code" href="structvpx__codec__enc__cfg.html#a4132bd89ce85bce7c08f2cc3b6f2b82e">g_h</a>,</div>
<div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;                        enc_cfg.<a class="code" href="structvpx__codec__enc__cfg.html#a6498d378e4c29ef3e22258289e481087">g_timebase</a>.<a class="code" href="structvpx__rational.html#ae7774f21a22c9bef3aa73156c79f4731">num</a>, enc_cfg.<a class="code" href="structvpx__codec__enc__cfg.html#a6498d378e4c29ef3e22258289e481087">g_timebase</a>.<a class="code" href="structvpx__rational.html#a29dd2ab4001377b3aa21885ef969759f">den</a>, 0);</div>
<div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;</div>
<div class="line"><a name="l00334"></a><span class="lineno">  334</span>&#160;  <span class="comment">// skip initial frames</span></div>
<div class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160;  <span class="keywordflow">for</span> (i = 0; i &lt; app_input.frames_to_skip; ++i) {</div>
<div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;    read_frame(infile, &amp;raw);</div>
<div class="line"><a name="l00337"></a><span class="lineno">  337</span>&#160;  }</div>
<div class="line"><a name="l00338"></a><span class="lineno">  338</span>&#160;</div>
<div class="line"><a name="l00339"></a><span class="lineno">  339</span>&#160;  <span class="comment">// Encode frames</span></div>
<div class="line"><a name="l00340"></a><span class="lineno">  340</span>&#160;  <span class="keywordflow">while</span> (frame_cnt &lt;= app_input.frames_to_code) {</div>
<div class="line"><a name="l00341"></a><span class="lineno">  341</span>&#160;    <span class="keywordflow">if</span> (frame_cnt == 0 &amp;&amp; svc_ctx.first_frame_full_size) {</div>
<div class="line"><a name="l00342"></a><span class="lineno">  342</span>&#160;      create_dummy_frame(&amp;raw);</div>
<div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;    } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;      <span class="keywordflow">if</span> (!read_frame(infile, &amp;raw)) <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00345"></a><span class="lineno">  345</span>&#160;    }</div>
<div class="line"><a name="l00346"></a><span class="lineno">  346</span>&#160;    res = vpx_svc_encode(&amp;svc_ctx, &amp;codec, &amp;raw, pts, frame_duration,</div>
<div class="line"><a name="l00347"></a><span class="lineno">  347</span>&#160;                         <a class="code" href="group__encoder.html#ga04253cc9ec1146d72fa8bb86bcf32144">VPX_DL_REALTIME</a>);</div>
<div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;    printf(<span class="stringliteral">&quot;%s&quot;</span>, vpx_svc_get_message(&amp;svc_ctx));</div>
<div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;    <span class="keywordflow">if</span> (res != <a class="code" href="group__codec.html#ggada1084710837ad363b92f2379dd2b8d2af1dcde74b1c5ff7b29f31246dfd90986">VPX_CODEC_OK</a>) {</div>
<div class="line"><a name="l00350"></a><span class="lineno">  350</span>&#160;      die_codec(&amp;codec, <span class="stringliteral">&quot;Failed to encode frame&quot;</span>);</div>
<div class="line"><a name="l00351"></a><span class="lineno">  351</span>&#160;    }</div>
<div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;    <span class="keywordflow">if</span> (vpx_svc_get_frame_size(&amp;svc_ctx) &gt; 0) {</div>
<div class="line"><a name="l00353"></a><span class="lineno">  353</span>&#160;      write_ivf_frame_header(outfile, pts, vpx_svc_get_frame_size(&amp;svc_ctx));</div>
<div class="line"><a name="l00354"></a><span class="lineno">  354</span>&#160;      (void)fwrite(vpx_svc_get_buffer(&amp;svc_ctx), 1,</div>
<div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;                   vpx_svc_get_frame_size(&amp;svc_ctx), outfile);</div>
<div class="line"><a name="l00356"></a><span class="lineno">  356</span>&#160;    }</div>
<div class="line"><a name="l00357"></a><span class="lineno">  357</span>&#160;    ++frame_cnt;</div>
<div class="line"><a name="l00358"></a><span class="lineno">  358</span>&#160;    pts += frame_duration;</div>
<div class="line"><a name="l00359"></a><span class="lineno">  359</span>&#160;  }</div>
<div class="line"><a name="l00360"></a><span class="lineno">  360</span>&#160;</div>
<div class="line"><a name="l00361"></a><span class="lineno">  361</span>&#160;  printf(<span class="stringliteral">&quot;Processed %d frames\n&quot;</span>, frame_cnt - svc_ctx.first_frame_full_size);</div>
<div class="line"><a name="l00362"></a><span class="lineno">  362</span>&#160;</div>
<div class="line"><a name="l00363"></a><span class="lineno">  363</span>&#160;  fclose(infile);</div>
<div class="line"><a name="l00364"></a><span class="lineno">  364</span>&#160;  <span class="keywordflow">if</span> (<a class="code" href="group__codec.html#ga6ae21d96909660d0ac978b59a863f53b">vpx_codec_destroy</a>(&amp;codec)) die_codec(&amp;codec, <span class="stringliteral">&quot;Failed to destroy codec&quot;</span>);</div>
<div class="line"><a name="l00365"></a><span class="lineno">  365</span>&#160;</div>
<div class="line"><a name="l00366"></a><span class="lineno">  366</span>&#160;  <span class="comment">// rewrite the output file headers with the actual frame count</span></div>
<div class="line"><a name="l00367"></a><span class="lineno">  367</span>&#160;  <span class="keywordflow">if</span> (!fseek(outfile, 0, SEEK_SET)) {</div>
<div class="line"><a name="l00368"></a><span class="lineno">  368</span>&#160;    write_ivf_file_header(outfile, enc_cfg.<a class="code" href="structvpx__codec__enc__cfg.html#a5c165f5b41ca1158f2883983a2b7709c">g_w</a>, enc_cfg.<a class="code" href="structvpx__codec__enc__cfg.html#a4132bd89ce85bce7c08f2cc3b6f2b82e">g_h</a>,</div>
<div class="line"><a name="l00369"></a><span class="lineno">  369</span>&#160;                          enc_cfg.<a class="code" href="structvpx__codec__enc__cfg.html#a6498d378e4c29ef3e22258289e481087">g_timebase</a>.<a class="code" href="structvpx__rational.html#ae7774f21a22c9bef3aa73156c79f4731">num</a>, enc_cfg.<a class="code" href="structvpx__codec__enc__cfg.html#a6498d378e4c29ef3e22258289e481087">g_timebase</a>.<a class="code" href="structvpx__rational.html#a29dd2ab4001377b3aa21885ef969759f">den</a>,</div>
<div class="line"><a name="l00370"></a><span class="lineno">  370</span>&#160;                          frame_cnt);</div>
<div class="line"><a name="l00371"></a><span class="lineno">  371</span>&#160;  }</div>
<div class="line"><a name="l00372"></a><span class="lineno">  372</span>&#160;  fclose(outfile);</div>
<div class="line"><a name="l00373"></a><span class="lineno">  373</span>&#160;  <a class="code" href="vpx__image_8h.html#af47ebaf286812d037425d41990d48a17">vpx_img_free</a>(&amp;raw);</div>
<div class="line"><a name="l00374"></a><span class="lineno">  374</span>&#160;</div>
<div class="line"><a name="l00375"></a><span class="lineno">  375</span>&#160;  <span class="comment">// display average size, psnr</span></div>
<div class="line"><a name="l00376"></a><span class="lineno">  376</span>&#160;  printf(<span class="stringliteral">&quot;%s&quot;</span>, vpx_svc_dump_statistics(&amp;svc_ctx));</div>
<div class="line"><a name="l00377"></a><span class="lineno">  377</span>&#160;</div>
<div class="line"><a name="l00378"></a><span class="lineno">  378</span>&#160;  vpx_svc_release(&amp;svc_ctx);</div>
<div class="line"><a name="l00379"></a><span class="lineno">  379</span>&#160;</div>
<div class="line"><a name="l00380"></a><span class="lineno">  380</span>&#160;  <span class="keywordflow">return</span> EXIT_SUCCESS;</div>
<div class="line"><a name="l00381"></a><span class="lineno">  381</span>&#160;}</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:99</div></div>
<div class="ttc" id="vpx__encoder_8h_html"><div class="ttname"><a href="vpx__encoder_8h.html">vpx_encoder.h</a></div><div class="ttdoc">Describes the encoder 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="group__codec_html_gaaddf5c1f609ef18c7c8800d102fcefa6"><div class="ttname"><a href="group__codec.html#gaaddf5c1f609ef18c7c8800d102fcefa6">vpx_codec_err_to_string</a></div><div class="ttdeci">const char * vpx_codec_err_to_string(vpx_codec_err_t err)</div><div class="ttdoc">Convert error number to printable string. </div></div>
<div class="ttc" id="structvpx__codec__enc__cfg_html_a6498d378e4c29ef3e22258289e481087"><div class="ttname"><a href="structvpx__codec__enc__cfg.html#a6498d378e4c29ef3e22258289e481087">vpx_codec_enc_cfg::g_timebase</a></div><div class="ttdeci">struct vpx_rational g_timebase</div><div class="ttdoc">Stream timebase units. </div><div class="ttdef"><b>Definition:</b> vpx_encoder.h:345</div></div>
<div class="ttc" id="structvpx__rational_html_a29dd2ab4001377b3aa21885ef969759f"><div class="ttname"><a href="structvpx__rational.html#a29dd2ab4001377b3aa21885ef969759f">vpx_rational::den</a></div><div class="ttdeci">int den</div><div class="ttdef"><b>Definition:</b> vpx_encoder.h:224</div></div>
<div class="ttc" id="structvpx__codec__enc__cfg_html_ae018440136e271743376730413d25a9b"><div class="ttname"><a href="structvpx__codec__enc__cfg.html#ae018440136e271743376730413d25a9b">vpx_codec_enc_cfg::kf_max_dist</a></div><div class="ttdeci">unsigned int kf_max_dist</div><div class="ttdoc">Keyframe maximum interval. </div><div class="ttdef"><b>Definition:</b> vpx_encoder.h:614</div></div>
<div class="ttc" id="structvpx__codec__enc__cfg_html"><div class="ttname"><a href="structvpx__codec__enc__cfg.html">vpx_codec_enc_cfg</a></div><div class="ttdoc">Encoder configuration structure. </div><div class="ttdef"><b>Definition:</b> vpx_encoder.h:277</div></div>
<div class="ttc" id="vpx__image_8h_html_aca9436ec761457cc6d2e356e0ac2fd23"><div class="ttname"><a href="vpx__image_8h.html#aca9436ec761457cc6d2e356e0ac2fd23">VPX_PLANE_V</a></div><div class="ttdeci">#define VPX_PLANE_V</div><div class="ttdef"><b>Definition:</b> vpx_image.h:118</div></div>
<div class="ttc" id="structvpx__codec__enc__cfg_html_a0a7b5444ecb09745cbe8d5af17553846"><div class="ttname"><a href="structvpx__codec__enc__cfg.html#a0a7b5444ecb09745cbe8d5af17553846">vpx_codec_enc_cfg::kf_min_dist</a></div><div class="ttdeci">unsigned int kf_min_dist</div><div class="ttdoc">Keyframe minimum interval. </div><div class="ttdef"><b>Definition:</b> vpx_encoder.h:604</div></div>
<div class="ttc" id="vpx__image_8h_html_ab80398f28ca880368a922fa979eb66c1"><div class="ttname"><a href="vpx__image_8h.html#ab80398f28ca880368a922fa979eb66c1">vpx_img_alloc</a></div><div class="ttdeci">vpx_image_t * vpx_img_alloc(vpx_image_t *img, vpx_img_fmt_t fmt, unsigned int d_w, unsigned int d_h, unsigned int align)</div><div class="ttdoc">Open a descriptor, allocating storage for the underlying image. </div></div>
<div class="ttc" id="vpx__image_8h_html_a7a30a7bff7400fb83ad45fede5077193af17ce49c9a6efd7c8c8ea8928d4ce26c"><div class="ttname"><a href="vpx__image_8h.html#a7a30a7bff7400fb83ad45fede5077193af17ce49c9a6efd7c8c8ea8928d4ce26c">VPX_IMG_FMT_I420</a></div><div class="ttdef"><b>Definition:</b> vpx_image.h:56</div></div>
<div class="ttc" id="structvpx__image_html_a806bf23143bf00a0b3fdbd6ba030c483"><div class="ttname"><a href="structvpx__image.html#a806bf23143bf00a0b3fdbd6ba030c483">vpx_image::d_w</a></div><div class="ttdeci">unsigned int d_w</div><div class="ttdef"><b>Definition:</b> vpx_image.h:107</div></div>
<div class="ttc" id="structvpx__codec__enc__cfg_html_a5c165f5b41ca1158f2883983a2b7709c"><div class="ttname"><a href="structvpx__codec__enc__cfg.html#a5c165f5b41ca1158f2883983a2b7709c">vpx_codec_enc_cfg::g_w</a></div><div class="ttdeci">unsigned int g_w</div><div class="ttdoc">Width of the frame. </div><div class="ttdef"><b>Definition:</b> vpx_encoder.h:320</div></div>
<div class="ttc" id="structvpx__codec__enc__cfg_html_a4132bd89ce85bce7c08f2cc3b6f2b82e"><div class="ttname"><a href="structvpx__codec__enc__cfg.html#a4132bd89ce85bce7c08f2cc3b6f2b82e">vpx_codec_enc_cfg::g_h</a></div><div class="ttdeci">unsigned int g_h</div><div class="ttdoc">Height of the frame. </div><div class="ttdef"><b>Definition:</b> vpx_encoder.h:330</div></div>
<div class="ttc" id="structvpx__image_html_ac9c7b83e3eea44cb680956f90dc789cf"><div class="ttname"><a href="structvpx__image.html#ac9c7b83e3eea44cb680956f90dc789cf">vpx_image::stride</a></div><div class="ttdeci">int stride[4]</div><div class="ttdef"><b>Definition:</b> vpx_image.h:128</div></div>
<div class="ttc" id="group__codec_html_ggada1084710837ad363b92f2379dd2b8d2af1dcde74b1c5ff7b29f31246dfd90986"><div class="ttname"><a href="group__codec.html#ggada1084710837ad363b92f2379dd2b8d2af1dcde74b1c5ff7b29f31246dfd90986">VPX_CODEC_OK</a></div><div class="ttdoc">Operation completed without error. </div><div class="ttdef"><b>Definition:</b> vpx_codec.h:91</div></div>
<div class="ttc" id="vpx__image_8h_html_af47ebaf286812d037425d41990d48a17"><div class="ttname"><a href="vpx__image_8h.html#af47ebaf286812d037425d41990d48a17">vpx_img_free</a></div><div class="ttdeci">void vpx_img_free(vpx_image_t *img)</div><div class="ttdoc">Close an image descriptor. </div></div>
<div class="ttc" id="structvpx__image_html_ab6258308ba7a5f4a113348120e20e2ce"><div class="ttname"><a href="structvpx__image.html#ab6258308ba7a5f4a113348120e20e2ce">vpx_image::planes</a></div><div class="ttdeci">unsigned char * planes[4]</div><div class="ttdef"><b>Definition:</b> vpx_image.h:127</div></div>
<div class="ttc" id="structvpx__codec__enc__cfg_html_ab8339685175d66710f482706cc9f0aed"><div class="ttname"><a href="structvpx__codec__enc__cfg.html#ab8339685175d66710f482706cc9f0aed">vpx_codec_enc_cfg::rc_target_bitrate</a></div><div class="ttdeci">unsigned int rc_target_bitrate</div><div class="ttdoc">Target data rate. </div><div class="ttdef"><b>Definition:</b> vpx_encoder.h:454</div></div>
<div class="ttc" id="group__encoder_html_ga04253cc9ec1146d72fa8bb86bcf32144"><div class="ttname"><a href="group__encoder.html#ga04253cc9ec1146d72fa8bb86bcf32144">VPX_DL_REALTIME</a></div><div class="ttdeci">#define VPX_DL_REALTIME</div><div class="ttdef"><b>Definition:</b> vpx_encoder.h:804</div></div>
<div class="ttc" id="structvpx__rational_html_ae7774f21a22c9bef3aa73156c79f4731"><div class="ttname"><a href="structvpx__rational.html#ae7774f21a22c9bef3aa73156c79f4731">vpx_rational::num</a></div><div class="ttdeci">int num</div><div class="ttdef"><b>Definition:</b> vpx_encoder.h:223</div></div>
<div class="ttc" id="group__encoder_html_ga9ab8c79623312e9c5d5405d66a788f59"><div class="ttname"><a href="group__encoder.html#ga9ab8c79623312e9c5d5405d66a788f59">vpx_codec_enc_config_default</a></div><div class="ttdeci">vpx_codec_err_t vpx_codec_enc_config_default(vpx_codec_iface_t *iface, vpx_codec_enc_cfg_t *cfg, unsigned int usage)</div><div class="ttdoc">Get a default configuration. </div></div>
<div class="ttc" id="group__codec_html_ga29273cb552ed1a437fe263c4a0a54300"><div class="ttname"><a href="group__codec.html#ga29273cb552ed1a437fe263c4a0a54300">vpx_codec_error_detail</a></div><div class="ttdeci">const char * vpx_codec_error_detail(vpx_codec_ctx_t *ctx)</div><div class="ttdoc">Retrieve detailed error information for codec context. </div></div>
<div class="ttc" id="vp8cx_8h_html"><div class="ttname"><a href="vp8cx_8h.html">vp8cx.h</a></div><div class="ttdoc">Provides definitions for using the VP8 encoder algorithm within the vpx Codec Interface. </div></div>
<div class="ttc" id="vpx__image_8h_html_a4770fc8fa60021a2229f25553152cf81"><div class="ttname"><a href="vpx__image_8h.html#a4770fc8fa60021a2229f25553152cf81">VPX_PLANE_U</a></div><div class="ttdeci">#define VPX_PLANE_U</div><div class="ttdef"><b>Definition:</b> vpx_image.h:117</div></div>
<div class="ttc" id="structvpx__image_html_a9d1070804dfe08cd5becd68d597fee69"><div class="ttname"><a href="structvpx__image.html#a9d1070804dfe08cd5becd68d597fee69">vpx_image::h</a></div><div class="ttdeci">unsigned int h</div><div class="ttdef"><b>Definition:</b> vpx_image.h:104</div></div>
<div class="ttc" id="group__codec_html_gada1084710837ad363b92f2379dd2b8d2"><div class="ttname"><a href="group__codec.html#gada1084710837ad363b92f2379dd2b8d2">vpx_codec_err_t</a></div><div class="ttdeci">vpx_codec_err_t</div><div class="ttdoc">Algorithm return codes. </div><div class="ttdef"><b>Definition:</b> vpx_codec.h:89</div></div>
<div class="ttc" id="group__encoder_html_ga7e711b0a71c65aef8f0faea8bd57b05f"><div class="ttname"><a href="group__encoder.html#ga7e711b0a71c65aef8f0faea8bd57b05f">vpx_codec_pts_t</a></div><div class="ttdeci">int64_t vpx_codec_pts_t</div><div class="ttdoc">Time Stamp Type. </div><div class="ttdef"><b>Definition:</b> vpx_encoder.h:112</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="structvpx__image_html_a31bc5f045d4f3c2b6bb0f57bb53078e7"><div class="ttname"><a href="structvpx__image.html#a31bc5f045d4f3c2b6bb0f57bb53078e7">vpx_image::d_h</a></div><div class="ttdeci">unsigned int d_h</div><div class="ttdef"><b>Definition:</b> vpx_image.h:108</div></div>
<div class="ttc" id="structvpx__image_html_ac7b7d569142f878155b28141653adcd6"><div class="ttname"><a href="structvpx__image.html#ac7b7d569142f878155b28141653adcd6">vpx_image::w</a></div><div class="ttdeci">unsigned int w</div><div class="ttdef"><b>Definition:</b> vpx_image.h:103</div></div>
<div class="ttc" id="group__codec_html_ga4d265df00d42b36a4f0e3eb83fc22c5e"><div class="ttname"><a href="group__codec.html#ga4d265df00d42b36a4f0e3eb83fc22c5e">vpx_codec_error</a></div><div class="ttdeci">const char * vpx_codec_error(vpx_codec_ctx_t *ctx)</div><div class="ttdoc">Retrieve error synopsis for codec context. </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:201</div></div>
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