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<a href="error_8h.html">Go to the documentation of this file.</a><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"> * This file is part of FFmpeg.</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"> * FFmpeg is free software; you can redistribute it and/or</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> * modify it under the terms of the GNU Lesser General Public</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * License as published by the Free Software Foundation; either</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * version 2.1 of the License, or (at your option) any later version.</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> * FFmpeg is distributed in the hope that it will be useful,</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> * Lesser General Public License for more details.</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> * You should have received a copy of the GNU Lesser General Public</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> * License along with FFmpeg; if not, write to the Free Software</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment"> * @file</span></div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment"> * error code definitions</span></div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;</div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#ifndef AVUTIL_ERROR_H</span></div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define AVUTIL_ERROR_H</span></div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor">#include &lt;errno.h&gt;</span></div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="preprocessor">#include &lt;stddef.h&gt;</span></div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="comment"> * @addtogroup lavu_error</span></div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="comment"> * @{</span></div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="comment"> */</span></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;</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="comment">/* error handling */</span></div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor">#if EDOM &gt; 0</span></div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define AVERROR(e) (-(e))   </span><span class="comment">///&lt; Returns a negative error code from a POSIX error code, to return from library functions.</span></div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="comment"></span>#define AVUNERROR(e) (-(e)) <span class="comment">///&lt; Returns a POSIX error code from a library function error return value.</span></div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="comment"></span>#else</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="comment">/* Some platforms have E* and errno already negated. */</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="group__lavu__error.html#gae4bb6f165973d09584e0ec0f335f69ca">   43</a></span>&#160;<span class="preprocessor">#define AVERROR(e) (e)</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga025dbb21a4a9789dfb37a2b78f241026">   44</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define AVUNERROR(e) (e)</span></div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="group__lavu__error.html#gacfc46235e91e0770b94f7918013a1034">   47</a></span>&#160;<span class="preprocessor">#define FFERRTAG(a, b, c, d) (-(int)MKTAG(a, b, c, d))</span></div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga586e134e9dad8f57a218b2cd8734b601">   49</a></span>&#160;<span class="preprocessor">#define AVERROR_BSF_NOT_FOUND      FFERRTAG(0xF8,&#39;B&#39;,&#39;S&#39;,&#39;F&#39;) </span><span class="comment">///&lt; Bitstream filter not found</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="group__lavu__error.html#gaa102cde7ec5acbc099c3bcbb58556a18">   50</a></span>&#160;<span class="comment"></span>#define AVERROR_BUG                FFERRTAG( &#39;B&#39;,&#39;U&#39;,&#39;G&#39;,&#39;!&#39;) <span class="comment">///&lt; Internal bug, also see AVERROR_BUG2</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga76077a6d42ee211f59712485bd977e40">   51</a></span>&#160;<span class="comment"></span>#define AVERROR_BUFFER_TOO_SMALL   FFERRTAG( &#39;B&#39;,&#39;U&#39;,&#39;F&#39;,&#39;S&#39;) <span class="comment">///&lt; Buffer too small</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga28f845c3efcf791fdf3b2b3907330bf5">   52</a></span>&#160;<span class="comment"></span>#define AVERROR_DECODER_NOT_FOUND  FFERRTAG(0xF8,&#39;D&#39;,&#39;E&#39;,&#39;C&#39;) <span class="comment">///&lt; Decoder not found</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="group__lavu__error.html#gaf7cbadf2ff7121084d2cde763f4e06b9">   53</a></span>&#160;<span class="comment"></span>#define AVERROR_DEMUXER_NOT_FOUND  FFERRTAG(0xF8,&#39;D&#39;,&#39;E&#39;,&#39;M&#39;) <span class="comment">///&lt; Demuxer not found</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga3fad023a4fafed6b6ec9148606a61979">   54</a></span>&#160;<span class="comment"></span>#define AVERROR_ENCODER_NOT_FOUND  FFERRTAG(0xF8,&#39;E&#39;,&#39;N&#39;,&#39;C&#39;) <span class="comment">///&lt; Encoder not found</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="group__lavu__error.html#gab4faa0afdf35076914824200331defff">   55</a></span>&#160;<span class="comment"></span>#define AVERROR_EOF                FFERRTAG( &#39;E&#39;,&#39;O&#39;,&#39;F&#39;,&#39; &#39;) <span class="comment">///&lt; End of file</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga334ea23fd9e492cd0e718330f2353b6b">   56</a></span>&#160;<span class="comment"></span>#define AVERROR_EXIT               FFERRTAG( &#39;E&#39;,&#39;X&#39;,&#39;I&#39;,&#39;T&#39;) <span class="comment">///&lt; Immediate exit was requested; the called function should not be restarted</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga9c520e483ba8648495620ffdb4c491f2">   57</a></span>&#160;<span class="comment"></span>#define AVERROR_EXTERNAL           FFERRTAG( &#39;E&#39;,&#39;X&#39;,&#39;T&#39;,&#39; &#39;) <span class="comment">///&lt; Generic error in an external library</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga2c3b3ab0404e827aeba274b571368e95">   58</a></span>&#160;<span class="comment"></span>#define AVERROR_FILTER_NOT_FOUND   FFERRTAG(0xF8,&#39;F&#39;,&#39;I&#39;,&#39;L&#39;) <span class="comment">///&lt; Filter not found</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="group__lavu__error.html#gaa6e5781e75b15ce44b0baea170c98a45">   59</a></span>&#160;<span class="comment"></span>#define AVERROR_INVALIDDATA        FFERRTAG( &#39;I&#39;,&#39;N&#39;,&#39;D&#39;,&#39;A&#39;) <span class="comment">///&lt; Invalid data found when processing input</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga7ef1e1f3183e34e731185967d416911d">   60</a></span>&#160;<span class="comment"></span>#define AVERROR_MUXER_NOT_FOUND    FFERRTAG(0xF8,&#39;M&#39;,&#39;U&#39;,&#39;X&#39;) <span class="comment">///&lt; Muxer not found</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="group__lavu__error.html#gaf5a8745befceddae26f2dc11ecf21679">   61</a></span>&#160;<span class="comment"></span>#define AVERROR_OPTION_NOT_FOUND   FFERRTAG(0xF8,&#39;O&#39;,&#39;P&#39;,&#39;T&#39;) <span class="comment">///&lt; Option not found</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga67a27567a9e5b7037fee072fbcc34dbf">   62</a></span>&#160;<span class="comment"></span>#define AVERROR_PATCHWELCOME       FFERRTAG( &#39;P&#39;,&#39;A&#39;,&#39;W&#39;,&#39;E&#39;) <span class="comment">///&lt; Not yet implemented in FFmpeg, patches welcome</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga474b367d2654695a79c07998329c7896">   63</a></span>&#160;<span class="comment"></span>#define AVERROR_PROTOCOL_NOT_FOUND FFERRTAG(0xF8,&#39;P&#39;,&#39;R&#39;,&#39;O&#39;) <span class="comment">///&lt; Protocol not found</span></div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="group__lavu__error.html#gab15683efe944a563b5c90dc6c5d5c17b">   65</a></span>&#160;<span class="preprocessor">#define AVERROR_STREAM_NOT_FOUND   FFERRTAG(0xF8,&#39;S&#39;,&#39;T&#39;,&#39;R&#39;) </span><span class="comment">///&lt; Stream not found</span></div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;<span class="comment"></span><span class="comment">/**</span></div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;<span class="comment"> * This is semantically identical to AVERROR_BUG</span></div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;<span class="comment"> * it has been introduced in Libav after our AVERROR_BUG and with a modified value.</span></div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;<span class="comment"> */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="group__lavu__error.html#gafdd5fd9898cc229e1856f858308d956e">   70</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define AVERROR_BUG2               FFERRTAG( &#39;B&#39;,&#39;U&#39;,&#39;G&#39;,&#39; &#39;)</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga4ebaa288c7684a26a591c501208910e4">   71</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define AVERROR_UNKNOWN            FFERRTAG( &#39;U&#39;,&#39;N&#39;,&#39;K&#39;,&#39;N&#39;) </span><span class="comment">///&lt; Unknown error, typically from an external library</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga3d2f16ec410d409c19e3547673b8469b">   72</a></span>&#160;<span class="comment"></span>#define AVERROR_EXPERIMENTAL       (-0x2bb2afa8) <span class="comment">///&lt; Requested feature is flagged experimental. Set strict_std_compliance if you really want to use it.</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="group__lavu__error.html#gaa2999fcae06d67e3b9374f6c2c0ed559">   73</a></span>&#160;<span class="comment"></span>#define AVERROR_INPUT_CHANGED      (-0x636e6701) <span class="comment">///&lt; Input changed between calls. Reconfiguration is required. (can be OR-ed with AVERROR_OUTPUT_CHANGED)</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga67501c4d8521285b405f555d2de71214">   74</a></span>&#160;<span class="comment"></span>#define AVERROR_OUTPUT_CHANGED     (-0x636e6702) <span class="comment">///&lt; Output changed between calls. Reconfiguration is required. (can be OR-ed with AVERROR_INPUT_CHANGED)</span></div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;<span class="comment"></span><span class="comment">/* HTTP &amp; RTSP errors */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga2a19ca30d1962b51488a7210e8b68919">   76</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define AVERROR_HTTP_BAD_REQUEST   FFERRTAG(0xF8,&#39;4&#39;,&#39;0&#39;,&#39;0&#39;)</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="group__lavu__error.html#gacaebaf711c31f8ada97f87b42b58b794">   77</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define AVERROR_HTTP_UNAUTHORIZED  FFERRTAG(0xF8,&#39;4&#39;,&#39;0&#39;,&#39;1&#39;)</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga114337140a3fec85cf76736f8e779659">   78</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define AVERROR_HTTP_FORBIDDEN     FFERRTAG(0xF8,&#39;4&#39;,&#39;0&#39;,&#39;3&#39;)</span></div>
<div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="group__lavu__error.html#gafa8673dfcb9f0359bb6f7dda408952c4">   79</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define AVERROR_HTTP_NOT_FOUND     FFERRTAG(0xF8,&#39;4&#39;,&#39;0&#39;,&#39;4&#39;)</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga696de4031a2188bdd1ee330a6c11cd0c">   80</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define AVERROR_HTTP_OTHER_4XX     FFERRTAG(0xF8,&#39;4&#39;,&#39;X&#39;,&#39;X&#39;)</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga47662fddadd1c84284b85154f5553afa">   81</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define AVERROR_HTTP_SERVER_ERROR  FFERRTAG(0xF8,&#39;5&#39;,&#39;X&#39;,&#39;X&#39;)</span></div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00083"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga326c3f741a7adb148cdeaad68eea713d">   83</a></span>&#160;<span class="preprocessor">#define AV_ERROR_MAX_STRING_SIZE 64</span></div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;<span class="preprocessor"></span><span class="comment"></span></div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;<span class="comment"> * Put a description of the AVERROR code errnum in errbuf.</span></div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;<span class="comment"> * In case of failure the global variable errno is set to indicate the</span></div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;<span class="comment"> * error. Even in case of failure av_strerror() will print a generic</span></div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;<span class="comment"> * error message indicating the errnum provided to errbuf.</span></div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;<span class="comment"> * @param errnum      error code to describe</span></div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;<span class="comment"> * @param errbuf      buffer to which description is written</span></div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;<span class="comment"> * @param errbuf_size the size in bytes of errbuf</span></div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;<span class="comment"> * @return 0 on success, a negative value if a description for errnum</span></div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;<span class="comment"> * cannot be found</span></div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;<span class="keywordtype">int</span> <a class="code" href="group__lavu__error.html#ga5792b4a2d18d7d9cb0efbcfc335dce24">av_strerror</a>(<span class="keywordtype">int</span> errnum, <span class="keywordtype">char</span> *errbuf, <span class="keywordtype">size_t</span> errbuf_size);</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;<span class="comment"> * Fill the provided buffer with a string containing an error string</span></div>
<div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;<span class="comment"> * corresponding to the AVERROR code errnum.</span></div>
<div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;<span class="comment"> * @param errbuf         a buffer</span></div>
<div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;<span class="comment"> * @param errbuf_size    size in bytes of errbuf</span></div>
<div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;<span class="comment"> * @param errnum         error code to describe</span></div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;<span class="comment"> * @return the buffer in input, filled with the error description</span></div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;<span class="comment"> * @see av_strerror()</span></div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="group__lavu__error.html#ga1eb28ee6abc94ec8210a8cb721d792b8">  109</a></span>&#160;<span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">char</span> *<a class="code" href="group__lavu__error.html#ga1eb28ee6abc94ec8210a8cb721d792b8">av_make_error_string</a>(<span class="keywordtype">char</span> *errbuf, <span class="keywordtype">size_t</span> errbuf_size, <span class="keywordtype">int</span> errnum)</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;{</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;    <a class="code" href="group__lavu__error.html#ga5792b4a2d18d7d9cb0efbcfc335dce24">av_strerror</a>(errnum, errbuf, errbuf_size);</div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;    <span class="keywordflow">return</span> errbuf;</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;<span class="comment"></span></div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;<span class="comment"> * Convenience macro, the return value should be used only directly in</span></div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;<span class="comment"> * function arguments but never stand-alone.</span></div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00119"></a><span class="lineno"><a class="line" href="group__lavu__error.html#gac4f6e109c242c81aeee21868d3f35e12">  119</a></span>&#160;<span class="preprocessor">#define av_err2str(errnum) \</span></div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;<span class="preprocessor">    av_make_error_string((char[AV_ERROR_MAX_STRING_SIZE]){0}, AV_ERROR_MAX_STRING_SIZE, errnum)</span></div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;<span class="preprocessor"></span><span class="comment"></span></div>
<div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;<span class="comment">/**</span></div>
<div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;<span class="comment"> * @}</span></div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;</div>
<div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* AVUTIL_ERROR_H */</span><span class="preprocessor"></span></div>
<div class="ttc" id="group__lavu__error_html_ga1eb28ee6abc94ec8210a8cb721d792b8"><div class="ttname"><a href="group__lavu__error.html#ga1eb28ee6abc94ec8210a8cb721d792b8">av_make_error_string</a></div><div class="ttdeci">static char * av_make_error_string(char *errbuf, size_t errbuf_size, int errnum)</div><div class="ttdoc">Fill the provided buffer with a string containing an error string corresponding to the AVERROR code e...</div><div class="ttdef"><b>Definition:</b> <a href="error_8h_source.html#l00109">error.h:109</a></div></div>
<div class="ttc" id="group__lavu__error_html_ga5792b4a2d18d7d9cb0efbcfc335dce24"><div class="ttname"><a href="group__lavu__error.html#ga5792b4a2d18d7d9cb0efbcfc335dce24">av_strerror</a></div><div class="ttdeci">int av_strerror(int errnum, char *errbuf, size_t errbuf_size)</div><div class="ttdoc">Put a description of the AVERROR code errnum in errbuf. </div></div>
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