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| |
| <p>Huffman table for JPEG decoding. |
| <a href="structVAHuffmanTableBufferJPEGBaseline.html#details">More...</a></p> |
| |
| <p><code>#include <<a class="el" href="va_8h_source.html">va.h</a>></code></p> |
| <table class="memberdecls"> |
| <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a> |
| Public Attributes</h2></td></tr> |
| <tr class="memitem:a6ae23d722de769ba4104cabc617a95db"><td class="memItemLeft" align="right" valign="top"><a id="a6ae23d722de769ba4104cabc617a95db"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAHuffmanTableBufferJPEGBaseline.html#a6ae23d722de769ba4104cabc617a95db">load_huffman_table</a> [2]</td></tr> |
| <tr class="memdesc:a6ae23d722de769ba4104cabc617a95db"><td class="mdescLeft"> </td><td class="mdescRight">Specifies which <a class="el" href="structVAHuffmanTableBufferJPEGBaseline.html#a3cd689ada8bdf083f5a393992574e16d" title="Huffman tables indexed by table identifier (Th). ">huffman_table</a> is valid. <br /></td></tr> |
| <tr class="separator:a6ae23d722de769ba4104cabc617a95db"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a3cd689ada8bdf083f5a393992574e16d"><td class="memItemLeft" ><a id="a3cd689ada8bdf083f5a393992574e16d"></a> |
| struct {</td></tr> |
| <tr class="memitem:a89e72af4f5bec5fb309b6bc87ab9a665"><td class="memItemLeft" > |
|    uint8_t   <a class="el" href="structVAHuffmanTableBufferJPEGBaseline.html#af68b47f1dd90492b4097cd1bed59eb4a">num_dc_codes</a> [16]</td></tr> |
| <tr class="memdesc:a89e72af4f5bec5fb309b6bc87ab9a665"><td class="mdescLeft"> </td><td class="mdescRight">Number of Huffman codes of length i + 1 (Li). <br /></td></tr> |
| <tr class="separator:a89e72af4f5bec5fb309b6bc87ab9a665"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a4ad193ce6c4f59f2d55bbc882e32d377"><td class="memItemLeft" > |
|    uint8_t   <a class="el" href="structVAHuffmanTableBufferJPEGBaseline.html#a184dea225e1c604c3ba4f62485b4fc01">dc_values</a> [12]</td></tr> |
| <tr class="memdesc:a4ad193ce6c4f59f2d55bbc882e32d377"><td class="mdescLeft"> </td><td class="mdescRight">Value associated with each Huffman code (Vij). <br /></td></tr> |
| <tr class="separator:a4ad193ce6c4f59f2d55bbc882e32d377"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a93cb4c1f7f748beb9b46f5e61e64dea8"><td class="memItemLeft" > |
|    uint8_t   <a class="el" href="structVAHuffmanTableBufferJPEGBaseline.html#ac4ba3bd4327cb808d648c986a3035f95">num_ac_codes</a> [16]</td></tr> |
| <tr class="memdesc:a93cb4c1f7f748beb9b46f5e61e64dea8"><td class="mdescLeft"> </td><td class="mdescRight">Number of Huffman codes of length i + 1 (Li). <br /></td></tr> |
| <tr class="separator:a93cb4c1f7f748beb9b46f5e61e64dea8"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ac6922f5554d8873311b83a01b78d94df"><td class="memItemLeft" > |
|    uint8_t   <a class="el" href="structVAHuffmanTableBufferJPEGBaseline.html#ae39764646cd5b413730a3b63ab26db6e">ac_values</a> [162]</td></tr> |
| <tr class="memdesc:ac6922f5554d8873311b83a01b78d94df"><td class="mdescLeft"> </td><td class="mdescRight">Value associated with each Huffman code (Vij). <br /></td></tr> |
| <tr class="separator:ac6922f5554d8873311b83a01b78d94df"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a6720583f1cb0e20fe9bfa3fda8e68bfc"><td class="memItemLeft" > |
|    uint8_t   <a class="el" href="structVAHuffmanTableBufferJPEGBaseline.html#a26bfccce72b1de2142c5052b30a63a6f">pad</a> [2]</td></tr> |
| <tr class="memdesc:a6720583f1cb0e20fe9bfa3fda8e68bfc"><td class="mdescLeft"> </td><td class="mdescRight">Padding to 4-byte boundaries. Must be set to zero. <br /></td></tr> |
| <tr class="separator:a6720583f1cb0e20fe9bfa3fda8e68bfc"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a3cd689ada8bdf083f5a393992574e16d"><td class="memItemLeft" valign="top">} </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAHuffmanTableBufferJPEGBaseline.html#a3cd689ada8bdf083f5a393992574e16d">huffman_table</a> [2]</td></tr> |
| <tr class="memdesc:a3cd689ada8bdf083f5a393992574e16d"><td class="mdescLeft"> </td><td class="mdescRight">Huffman tables indexed by table identifier (Th). <br /></td></tr> |
| <tr class="separator:a3cd689ada8bdf083f5a393992574e16d"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ab5fbe38aa600854d1bf1126e5b3164ec"><td class="memItemLeft" align="right" valign="top"><a id="ab5fbe38aa600854d1bf1126e5b3164ec"></a> |
| uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAHuffmanTableBufferJPEGBaseline.html#ab5fbe38aa600854d1bf1126e5b3164ec">va_reserved</a> [<a class="el" href="group__api__core.html#gaaa4fb20d1c2606379cccfa562c2ebb3b">VA_PADDING_LOW</a>]</td></tr> |
| <tr class="memdesc:ab5fbe38aa600854d1bf1126e5b3164ec"><td class="mdescLeft"> </td><td class="mdescRight">Reserved bytes for future use, must be zero. <br /></td></tr> |
| <tr class="separator:ab5fbe38aa600854d1bf1126e5b3164ec"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr><td colspan="2"><div class="groupHeader">DC table (up to 12 categories)</div></td></tr> |
| <tr><td colspan="2"><div class="groupHeader">AC table (2 special codes + up to 16 * 10 codes)</div></td></tr> |
| </table> |
| <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> |
| <div class="textblock"><p>Huffman table for JPEG decoding. </p> |
| <p>This structure holds the complete Huffman tables. This is an aggregation of all Huffman table (DHT) segments maintained by the application. i.e. up to 2 Huffman tables are stored in there for baseline profile.</p> |
| <p>The <a class="el" href="structVAHuffmanTableBufferJPEGBaseline.html#a6ae23d722de769ba4104cabc617a95db" title="Specifies which huffman_table is valid. ">load_huffman_table</a> array can be used as a hint to notify the VA driver implementation about which table(s) actually changed since the last submission of this buffer. </p> |
| </div><hr/>The documentation for this struct was generated from the following file:<ul> |
| <li><a class="el" href="va_8h_source.html">va.h</a></li> |
| </ul> |
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