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| |
| <p><code>#include <<a class="el" href="va_8h_source.html">va.h</a>></code></p> |
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| Public Attributes</h2></td></tr> |
| <tr class="memitem:a88f30c207d6c19b37e626a1c4bc2c066"><td class="memItemLeft" align="right" valign="top">uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncMiscParameterHRD.html#a88f30c207d6c19b37e626a1c4bc2c066">initial_buffer_fullness</a></td></tr> |
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| uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncMiscParameterHRD.html#ac6294ee533c83a6dea76d007e7f48591">va_reserved</a> [<a class="el" href="group__api__core.html#gaaa4fb20d1c2606379cccfa562c2ebb3b">VA_PADDING_LOW</a>]</td></tr> |
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| <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> |
| <div class="textblock"><p>HRD / VBV buffering parameters for encoding.</p> |
| <p>This sets the HRD / VBV parameters which will be used by the rate controller for encoding. It should be specified in modes using a bitrate target when the buffering of the output stream needs to be constrained.</p> |
| <p>If not provided, the encoder may use arbitrary amounts of buffering. </p> |
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| <h2 class="memtitle"><span class="permalink"><a href="#a5117536ea42f1b3d69fa0a36971f0c91">◆ </a></span>buffer_size</h2> |
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| <td class="memname">uint32_t VAEncMiscParameterHRD::buffer_size</td> |
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| <p>The HRD coded picture buffer size, in bits.</p> |
| <p>For H.264, it should match the value of cpb_size_value_minus1 in the VUI parameters. </p> |
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| <h2 class="memtitle"><span class="permalink"><a href="#a88f30c207d6c19b37e626a1c4bc2c066">◆ </a></span>initial_buffer_fullness</h2> |
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| <td class="memname">uint32_t VAEncMiscParameterHRD::initial_buffer_fullness</td> |
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| <p>The initial fullness of the HRD coded picture buffer, in bits.</p> |
| <p>This sets how full the CPB is when encoding begins - that is, how much buffering will happen on the decoder side before the first frame. The CPB fullness will be reset to this value after any rate control reset (a change in parameters or an explicit reset).</p> |
| <p>For H.264, it should match the value of initial_cpb_removal_delay in buffering_period SEI messages. </p> |
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| <hr/>The documentation for this struct was generated from the following file:<ul> |
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