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 <span id="projectnumber">2.7.1</span>
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<a href="#define-members">Defines</a> |
<a href="#func-members">Functions</a> </div>
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<div class="title">Base64</div> </div>
<div class="ingroups"><a class="el" href="group__lavu__crypto.html">Crypto and Hashing</a></div></div><!--header-->
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Defines</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__base64.html#gaa79f39ca3f737b662ae6711d2cbecd20">AV_BASE64_SIZE</a>(x)   (((x)+2) / 3 * 4 + 1)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Calculate the output size needed to base64-encode x bytes to a null-terminated string. <a href="#gaa79f39ca3f737b662ae6711d2cbecd20"></a><br/></td></tr>
<tr><td colspan="2"><h2><a name="func-members"></a>
Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__base64.html#gac8837266968329642080627f3aec9ab8">av_base64_decode</a> (uint8_t *out, const char *in, int out_size)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Decode a base64-encoded string. <a href="#gac8837266968329642080627f3aec9ab8"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__base64.html#ga67f87e333f9ff84ec19374e0ad46de13">av_base64_encode</a> (char *out, int out_size, const uint8_t *in, int in_size)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Encode data to base64 and null-terminate. <a href="#ga67f87e333f9ff84ec19374e0ad46de13"></a><br/></td></tr>
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<hr/><h2>Define Documentation</h2>
<a class="anchor" id="gaa79f39ca3f737b662ae6711d2cbecd20"></a><!-- doxytag: member="base64.h::AV_BASE64_SIZE" ref="gaa79f39ca3f737b662ae6711d2cbecd20" args="(x)" -->
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<td class="memname">#define <a class="el" href="group__lavu__base64.html#gaa79f39ca3f737b662ae6711d2cbecd20">AV_BASE64_SIZE</a></td>
<td>(</td>
<td class="paramtype"> </td>
<td class="paramname">x</td><td>)</td>
<td>   (((x)+2) / 3 * 4 + 1)</td>
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<p>Calculate the output size needed to base64-encode x bytes to a null-terminated string. </p>
<p>Definition at line <a class="el" href="base64_8h_source.html#l00061">61</a> of file <a class="el" href="base64_8h_source.html">base64.h</a>.</p>
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<hr/><h2>Function Documentation</h2>
<a class="anchor" id="gac8837266968329642080627f3aec9ab8"></a><!-- doxytag: member="base64.h::av_base64_decode" ref="gac8837266968329642080627f3aec9ab8" args="(uint8_t *out, const char *in, int out_size)" -->
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<div class="memproto">
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<td class="memname">int <a class="el" href="group__lavu__base64.html#gac8837266968329642080627f3aec9ab8">av_base64_decode</a> </td>
<td>(</td>
<td class="paramtype">uint8_t * </td>
<td class="paramname"><em>out</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>in</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>out_size</em> </td>
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<td></td>
<td>)</td>
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<p>Decode a base64-encoded string. </p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">out</td><td>buffer for decoded data </td></tr>
<tr><td class="paramname">in</td><td>null-terminated input string </td></tr>
<tr><td class="paramname">out_size</td><td>size in bytes of the out buffer, must be at least 3/4 of the length of in </td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>number of bytes written, or a negative value in case of invalid input </dd></dl>
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<a class="anchor" id="ga67f87e333f9ff84ec19374e0ad46de13"></a><!-- doxytag: member="base64.h::av_base64_encode" ref="ga67f87e333f9ff84ec19374e0ad46de13" args="(char *out, int out_size, const uint8_t *in, int in_size)" -->
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<td class="memname">char* <a class="el" href="group__lavu__base64.html#ga67f87e333f9ff84ec19374e0ad46de13">av_base64_encode</a> </td>
<td>(</td>
<td class="paramtype">char * </td>
<td class="paramname"><em>out</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>out_size</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">const uint8_t * </td>
<td class="paramname"><em>in</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>in_size</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
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<div class="memdoc">
<p>Encode data to base64 and null-terminate. </p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">out</td><td>buffer for encoded data </td></tr>
<tr><td class="paramname">out_size</td><td>size in bytes of the out buffer (including the null terminator), must be at least <a class="el" href="group__lavu__base64.html#gaa79f39ca3f737b662ae6711d2cbecd20" title="Calculate the output size needed to base64-encode x bytes to a null-terminated string.">AV_BASE64_SIZE(in_size)</a> </td></tr>
<tr><td class="paramname">in</td><td>input buffer containing the data to encode </td></tr>
<tr><td class="paramname">in_size</td><td>size in bytes of the in buffer </td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>out or NULL in case of error </dd></dl>
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