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| <title>VA-API: VAEncSliceParameterBufferH264 Struct Reference</title> |
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|  <span id="projectnumber">2.13.0.pre1</span> |
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| <a href="#pub-attribs">Public Attributes</a> | |
| <a href="structVAEncSliceParameterBufferH264-members.html">List of all members</a> </div> |
| <div class="headertitle"> |
| <div class="title">VAEncSliceParameterBufferH264 Struct Reference<div class="ingroups"><a class="el" href="group__api__enc__h264.html">H.264 encoding API</a></div></div> </div> |
| </div><!--header--> |
| <div class="contents"> |
| |
| <p>Slice parameter for H.264 encoding in baseline, main & high profiles. |
| <a href="structVAEncSliceParameterBufferH264.html#details">More...</a></p> |
| |
| <p><code>#include <<a class="el" href="va__enc__h264_8h_source.html">va_enc_h264.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:affea8a882436cce2824a07e9db2db9e4"><td class="memItemLeft" align="right" valign="top"><a id="affea8a882436cce2824a07e9db2db9e4"></a> |
| uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#affea8a882436cce2824a07e9db2db9e4">macroblock_address</a></td></tr> |
| <tr class="memdesc:affea8a882436cce2824a07e9db2db9e4"><td class="mdescLeft"> </td><td class="mdescRight">Starting MB address for this slice. <br /></td></tr> |
| <tr class="separator:affea8a882436cce2824a07e9db2db9e4"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a070c1f9beecf31d1a08ed462dcdf32a6"><td class="memItemLeft" align="right" valign="top"><a id="a070c1f9beecf31d1a08ed462dcdf32a6"></a> |
| uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a070c1f9beecf31d1a08ed462dcdf32a6">num_macroblocks</a></td></tr> |
| <tr class="memdesc:a070c1f9beecf31d1a08ed462dcdf32a6"><td class="mdescLeft"> </td><td class="mdescRight">Number of macroblocks in this slice. <br /></td></tr> |
| <tr class="separator:a070c1f9beecf31d1a08ed462dcdf32a6"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a17657da9522371e9ea108cddad17f5fe"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__api__core.html#gad26441ddf2f4441ef65bbefa4662607f">VABufferID</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a17657da9522371e9ea108cddad17f5fe">macroblock_info</a></td></tr> |
| <tr class="memdesc:a17657da9522371e9ea108cddad17f5fe"><td class="mdescLeft"> </td><td class="mdescRight">Per-MB encoder configuration buffer, or <code>VA_INVALID_ID</code>. <a href="#a17657da9522371e9ea108cddad17f5fe">More...</a><br /></td></tr> |
| <tr class="separator:a17657da9522371e9ea108cddad17f5fe"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ac0a6c018fd0f6194ce8419ecbd1af9ea"><td class="memItemLeft" align="right" valign="top"><a id="ac0a6c018fd0f6194ce8419ecbd1af9ea"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#ac0a6c018fd0f6194ce8419ecbd1af9ea">slice_type</a></td></tr> |
| <tr class="memdesc:ac0a6c018fd0f6194ce8419ecbd1af9ea"><td class="mdescLeft"> </td><td class="mdescRight">Slice type. Range: 0..2, 5..7, i.e. no switching slices. <br /></td></tr> |
| <tr class="separator:ac0a6c018fd0f6194ce8419ecbd1af9ea"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:aeef6dd84c5d1003cc2321c2224b7fcf2"><td class="memItemLeft" align="right" valign="top"><a id="aeef6dd84c5d1003cc2321c2224b7fcf2"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#aeef6dd84c5d1003cc2321c2224b7fcf2">pic_parameter_set_id</a></td></tr> |
| <tr class="memdesc:aeef6dd84c5d1003cc2321c2224b7fcf2"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:aeef6dd84c5d1003cc2321c2224b7fcf2"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ad25ec20bcaec039ba9ba193071e5944e"><td class="memItemLeft" align="right" valign="top"><a id="ad25ec20bcaec039ba9ba193071e5944e"></a> |
| uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#ad25ec20bcaec039ba9ba193071e5944e">idr_pic_id</a></td></tr> |
| <tr class="memdesc:ad25ec20bcaec039ba9ba193071e5944e"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:ad25ec20bcaec039ba9ba193071e5944e"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a8e090ce886a34b4cabfc437813bb493d"><td class="memItemLeft" align="right" valign="top"><a id="a8e090ce886a34b4cabfc437813bb493d"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a8e090ce886a34b4cabfc437813bb493d">cabac_init_idc</a></td></tr> |
| <tr class="memdesc:a8e090ce886a34b4cabfc437813bb493d"><td class="mdescLeft"> </td><td class="mdescRight">Range: 0 to 2, inclusive. <br /></td></tr> |
| <tr class="separator:a8e090ce886a34b4cabfc437813bb493d"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ac92a4c9271991ded64dddd3be62d11dc"><td class="memItemLeft" align="right" valign="top"><a id="ac92a4c9271991ded64dddd3be62d11dc"></a> |
| int8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#ac92a4c9271991ded64dddd3be62d11dc">slice_qp_delta</a></td></tr> |
| <tr class="memdesc:ac92a4c9271991ded64dddd3be62d11dc"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:ac92a4c9271991ded64dddd3be62d11dc"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr><td colspan="2"><div class="groupHeader">If pic_order_cnt_type == 0</div></td></tr> |
| <tr class="memitem:a58045f193b5f9fd041917b92b6cba13a"><td class="memItemLeft" align="right" valign="top"><a id="a58045f193b5f9fd041917b92b6cba13a"></a> |
| uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a58045f193b5f9fd041917b92b6cba13a">pic_order_cnt_lsb</a></td></tr> |
| <tr class="memdesc:a58045f193b5f9fd041917b92b6cba13a"><td class="mdescLeft"> </td><td class="mdescRight">The picture order count modulo MaxPicOrderCntLsb. <br /></td></tr> |
| <tr class="separator:a58045f193b5f9fd041917b92b6cba13a"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a5a21cc66917f284e20eecaf893ae768d"><td class="memItemLeft" align="right" valign="top"><a id="a5a21cc66917f284e20eecaf893ae768d"></a> |
| int32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a5a21cc66917f284e20eecaf893ae768d">delta_pic_order_cnt_bottom</a></td></tr> |
| <tr class="memdesc:a5a21cc66917f284e20eecaf893ae768d"><td class="mdescLeft"> </td><td class="mdescRight">Valid if <code>pic_order_present_flag</code> and this is a bottom field. <br /></td></tr> |
| <tr class="separator:a5a21cc66917f284e20eecaf893ae768d"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr><td colspan="2"><div class="groupHeader">If pic_order_cnt_type == 1 && !delta_pic_order_always_zero_flag</div></td></tr> |
| <tr class="memitem:a2444f24d1224d8cbe8fc1022eb82a829"><td class="memItemLeft" align="right" valign="top"><a id="a2444f24d1224d8cbe8fc1022eb82a829"></a> |
| int32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a2444f24d1224d8cbe8fc1022eb82a829">delta_pic_order_cnt</a> [2]</td></tr> |
| <tr class="memdesc:a2444f24d1224d8cbe8fc1022eb82a829"><td class="mdescLeft"> </td><td class="mdescRight">[0]: top, [1]: bottom. <br /></td></tr> |
| <tr class="separator:a2444f24d1224d8cbe8fc1022eb82a829"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr><td colspan="2"><div class="groupHeader">If slice_type == B</div></td></tr> |
| <tr class="memitem:af6b01cda606cdc445300b3141c552dda"><td class="memItemLeft" align="right" valign="top"><a id="af6b01cda606cdc445300b3141c552dda"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><b>direct_spatial_mv_pred_flag</b></td></tr> |
| <tr class="separator:af6b01cda606cdc445300b3141c552dda"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr><td colspan="2"><div class="groupHeader">If slice_type == P</div></td></tr> |
| <tr class="memitem:ae1d0860287f49e1010f9a19d92ef662d"><td class="memItemLeft" align="right" valign="top"><a id="ae1d0860287f49e1010f9a19d92ef662d"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#ae1d0860287f49e1010f9a19d92ef662d">num_ref_idx_active_override_flag</a></td></tr> |
| <tr class="memdesc:ae1d0860287f49e1010f9a19d92ef662d"><td class="mdescLeft"> </td><td class="mdescRight">Specifies if _VAEncPictureParameterBufferH264::num_ref_idx_l0_active_minus1 or _VAEncPictureParameterBufferH264::num_ref_idx_l1_active_minus1 are overriden by the values for this slice. <br /></td></tr> |
| <tr class="separator:ae1d0860287f49e1010f9a19d92ef662d"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ab67557c9d2adf8e51e2cdb0e762ea458"><td class="memItemLeft" align="right" valign="top"><a id="ab67557c9d2adf8e51e2cdb0e762ea458"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#ab67557c9d2adf8e51e2cdb0e762ea458">num_ref_idx_l0_active_minus1</a></td></tr> |
| <tr class="memdesc:ab67557c9d2adf8e51e2cdb0e762ea458"><td class="mdescLeft"> </td><td class="mdescRight">Maximum reference index for reference picture list 0. Range: 0 to 31, inclusive. <br /></td></tr> |
| <tr class="separator:ab67557c9d2adf8e51e2cdb0e762ea458"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a481b55665894eae9868306dbfaa2ab60"><td class="memItemLeft" align="right" valign="top"><a id="a481b55665894eae9868306dbfaa2ab60"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a481b55665894eae9868306dbfaa2ab60">num_ref_idx_l1_active_minus1</a></td></tr> |
| <tr class="memdesc:a481b55665894eae9868306dbfaa2ab60"><td class="mdescLeft"> </td><td class="mdescRight">Maximum reference index for reference picture list 1. Range: 0 to 31, inclusive. <br /></td></tr> |
| <tr class="separator:a481b55665894eae9868306dbfaa2ab60"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a35cef3edd3067207db3470e9cd21c813"><td class="memItemLeft" align="right" valign="top"><a id="a35cef3edd3067207db3470e9cd21c813"></a> |
| VAPictureH264 </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a35cef3edd3067207db3470e9cd21c813">RefPicList0</a> [32]</td></tr> |
| <tr class="memdesc:a35cef3edd3067207db3470e9cd21c813"><td class="mdescLeft"> </td><td class="mdescRight">Reference picture list 0 (for P slices). <br /></td></tr> |
| <tr class="separator:a35cef3edd3067207db3470e9cd21c813"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a8d7fc71722241347e9b2529240a13df8"><td class="memItemLeft" align="right" valign="top"><a id="a8d7fc71722241347e9b2529240a13df8"></a> |
| VAPictureH264 </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a8d7fc71722241347e9b2529240a13df8">RefPicList1</a> [32]</td></tr> |
| <tr class="memdesc:a8d7fc71722241347e9b2529240a13df8"><td class="mdescLeft"> </td><td class="mdescRight">Reference picture list 1 (for B slices). <br /></td></tr> |
| <tr class="separator:a8d7fc71722241347e9b2529240a13df8"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr><td colspan="2"><div class="groupHeader">pred_weight_table()</div></td></tr> |
| <tr class="memitem:a652379e6b14c4ddd16a7bed650756dfb"><td class="memItemLeft" align="right" valign="top"><a id="a652379e6b14c4ddd16a7bed650756dfb"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a652379e6b14c4ddd16a7bed650756dfb">luma_log2_weight_denom</a></td></tr> |
| <tr class="memdesc:a652379e6b14c4ddd16a7bed650756dfb"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:a652379e6b14c4ddd16a7bed650756dfb"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a9e194f9ab8f4b0d09b6156c19476eeb0"><td class="memItemLeft" align="right" valign="top"><a id="a9e194f9ab8f4b0d09b6156c19476eeb0"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a9e194f9ab8f4b0d09b6156c19476eeb0">chroma_log2_weight_denom</a></td></tr> |
| <tr class="memdesc:a9e194f9ab8f4b0d09b6156c19476eeb0"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:a9e194f9ab8f4b0d09b6156c19476eeb0"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a91922997707e25806e23b377785892f5"><td class="memItemLeft" align="right" valign="top"><a id="a91922997707e25806e23b377785892f5"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a91922997707e25806e23b377785892f5">luma_weight_l0_flag</a></td></tr> |
| <tr class="memdesc:a91922997707e25806e23b377785892f5"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:a91922997707e25806e23b377785892f5"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a640f08379ff703e28d913b37b3cc421e"><td class="memItemLeft" align="right" valign="top"><a id="a640f08379ff703e28d913b37b3cc421e"></a> |
| signed short </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a640f08379ff703e28d913b37b3cc421e">luma_weight_l0</a> [32]</td></tr> |
| <tr class="memdesc:a640f08379ff703e28d913b37b3cc421e"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:a640f08379ff703e28d913b37b3cc421e"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ad2c863183711218f55ebd29593cc0a26"><td class="memItemLeft" align="right" valign="top"><a id="ad2c863183711218f55ebd29593cc0a26"></a> |
| signed short </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#ad2c863183711218f55ebd29593cc0a26">luma_offset_l0</a> [32]</td></tr> |
| <tr class="memdesc:ad2c863183711218f55ebd29593cc0a26"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:ad2c863183711218f55ebd29593cc0a26"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a6a5f716fb3d8698ba6cb9e2cc74a0d09"><td class="memItemLeft" align="right" valign="top"><a id="a6a5f716fb3d8698ba6cb9e2cc74a0d09"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a6a5f716fb3d8698ba6cb9e2cc74a0d09">chroma_weight_l0_flag</a></td></tr> |
| <tr class="memdesc:a6a5f716fb3d8698ba6cb9e2cc74a0d09"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:a6a5f716fb3d8698ba6cb9e2cc74a0d09"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a271b5ad435815ae81c6ada1f995ab171"><td class="memItemLeft" align="right" valign="top"><a id="a271b5ad435815ae81c6ada1f995ab171"></a> |
| signed short </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a271b5ad435815ae81c6ada1f995ab171">chroma_weight_l0</a> [32][2]</td></tr> |
| <tr class="memdesc:a271b5ad435815ae81c6ada1f995ab171"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:a271b5ad435815ae81c6ada1f995ab171"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ab039f25fc18c9e04eff5dfa22da02d31"><td class="memItemLeft" align="right" valign="top"><a id="ab039f25fc18c9e04eff5dfa22da02d31"></a> |
| signed short </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#ab039f25fc18c9e04eff5dfa22da02d31">chroma_offset_l0</a> [32][2]</td></tr> |
| <tr class="memdesc:ab039f25fc18c9e04eff5dfa22da02d31"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:ab039f25fc18c9e04eff5dfa22da02d31"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a9bb3cb70a539170e8db29de77696a4fb"><td class="memItemLeft" align="right" valign="top"><a id="a9bb3cb70a539170e8db29de77696a4fb"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a9bb3cb70a539170e8db29de77696a4fb">luma_weight_l1_flag</a></td></tr> |
| <tr class="memdesc:a9bb3cb70a539170e8db29de77696a4fb"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:a9bb3cb70a539170e8db29de77696a4fb"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ae5b08008ef0b9dbc6889b0670338d83c"><td class="memItemLeft" align="right" valign="top"><a id="ae5b08008ef0b9dbc6889b0670338d83c"></a> |
| signed short </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#ae5b08008ef0b9dbc6889b0670338d83c">luma_weight_l1</a> [32]</td></tr> |
| <tr class="memdesc:ae5b08008ef0b9dbc6889b0670338d83c"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:ae5b08008ef0b9dbc6889b0670338d83c"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:adfc784320e736c710de645de2fabc819"><td class="memItemLeft" align="right" valign="top"><a id="adfc784320e736c710de645de2fabc819"></a> |
| signed short </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#adfc784320e736c710de645de2fabc819">luma_offset_l1</a> [32]</td></tr> |
| <tr class="memdesc:adfc784320e736c710de645de2fabc819"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:adfc784320e736c710de645de2fabc819"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a12a49bbec6b4f0a396b982e3bc483883"><td class="memItemLeft" align="right" valign="top"><a id="a12a49bbec6b4f0a396b982e3bc483883"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a12a49bbec6b4f0a396b982e3bc483883">chroma_weight_l1_flag</a></td></tr> |
| <tr class="memdesc:a12a49bbec6b4f0a396b982e3bc483883"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:a12a49bbec6b4f0a396b982e3bc483883"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:aad0cf6efc5f5bd27abd31ffd59ad591b"><td class="memItemLeft" align="right" valign="top"><a id="aad0cf6efc5f5bd27abd31ffd59ad591b"></a> |
| signed short </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#aad0cf6efc5f5bd27abd31ffd59ad591b">chroma_weight_l1</a> [32][2]</td></tr> |
| <tr class="memdesc:aad0cf6efc5f5bd27abd31ffd59ad591b"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:aad0cf6efc5f5bd27abd31ffd59ad591b"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a5c468545e8eb9812e7f5e84c408c3c9b"><td class="memItemLeft" align="right" valign="top"><a id="a5c468545e8eb9812e7f5e84c408c3c9b"></a> |
| signed short </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a5c468545e8eb9812e7f5e84c408c3c9b">chroma_offset_l1</a> [32][2]</td></tr> |
| <tr class="memdesc:a5c468545e8eb9812e7f5e84c408c3c9b"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:a5c468545e8eb9812e7f5e84c408c3c9b"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr><td colspan="2"><div class="groupHeader">If deblocking_filter_control_present_flag</div></td></tr> |
| <tr class="memitem:ae6efa6449bcb0446c95cda8e09450d3c"><td class="memItemLeft" align="right" valign="top"><a id="ae6efa6449bcb0446c95cda8e09450d3c"></a> |
| uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#ae6efa6449bcb0446c95cda8e09450d3c">disable_deblocking_filter_idc</a></td></tr> |
| <tr class="memdesc:ae6efa6449bcb0446c95cda8e09450d3c"><td class="mdescLeft"> </td><td class="mdescRight">Range: 0 to 2, inclusive. <br /></td></tr> |
| <tr class="separator:ae6efa6449bcb0446c95cda8e09450d3c"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:aab2fdee5925626f9d0f0341dfc86d668"><td class="memItemLeft" align="right" valign="top"><a id="aab2fdee5925626f9d0f0341dfc86d668"></a> |
| int8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#aab2fdee5925626f9d0f0341dfc86d668">slice_alpha_c0_offset_div2</a></td></tr> |
| <tr class="memdesc:aab2fdee5925626f9d0f0341dfc86d668"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:aab2fdee5925626f9d0f0341dfc86d668"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a5fcde5c2fba45b8b418ceab4a80b5887"><td class="memItemLeft" align="right" valign="top"><a id="a5fcde5c2fba45b8b418ceab4a80b5887"></a> |
| int8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a5fcde5c2fba45b8b418ceab4a80b5887">slice_beta_offset_div2</a></td></tr> |
| <tr class="memdesc:a5fcde5c2fba45b8b418ceab4a80b5887"><td class="mdescLeft"> </td><td class="mdescRight">Same as the H.264 bitstream syntax element. <br /></td></tr> |
| <tr class="separator:a5fcde5c2fba45b8b418ceab4a80b5887"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a80bf4ce72e50308524f101586024c017"><td class="memItemLeft" align="right" valign="top"><a id="a80bf4ce72e50308524f101586024c017"></a> |
| uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structVAEncSliceParameterBufferH264.html#a80bf4ce72e50308524f101586024c017">va_reserved</a> [<a class="el" href="group__api__core.html#gaaa4fb20d1c2606379cccfa562c2ebb3b">VA_PADDING_LOW</a>]</td></tr> |
| <tr class="memdesc:a80bf4ce72e50308524f101586024c017"><td class="mdescLeft"> </td><td class="mdescRight">Reserved bytes for future use, must be zero. <br /></td></tr> |
| <tr class="separator:a80bf4ce72e50308524f101586024c017"><td class="memSeparator" colspan="2"> </td></tr> |
| </table> |
| <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> |
| <div class="textblock"><p>Slice parameter for H.264 encoding in baseline, main & high profiles. </p> |
| <p>This structure holds information for <code>slice_layer_without_partitioning_rbsp()</code> as defined by the H.264 specification.</p> |
| <p>If packed slice headers mode is used, i.e. if the encoding pipeline was configured with the <a class="el" href="group__api__core.html#gad9ac0328b87d66fd2475f26d008dd360" title="Driver supports packed slice headers. e.g. slice_header() for H.264. ">VA_ENC_PACKED_HEADER_SLICE</a> flag, then the driver expects two more buffers to be provided to the same <code><a class="el" href="group__api__core.html#ga3facc622a14fc901d5d44dcda845cb6f">vaRenderPicture()</a></code> as this buffer:</p><ul> |
| <li>a <a class="el" href="structVAEncPackedHeaderParameterBuffer.html" title="Packed header parameter. ">VAEncPackedHeaderParameterBuffer</a> with type set to VAEncPackedHeaderType::VAEncPackedHeaderSlice ;</li> |
| <li>a #VAEncPackedHeaderDataBuffer which holds the actual packed header data.</li> |
| </ul> |
| <p>If per-macroblock encoder configuration is needed, <code>macroblock_info</code> references a buffer of type <a class="el" href="structVAEncMacroblockParameterBufferH264.html" title="Macroblock parameter for H.264 encoding in baseline, main & high profiles. ">VAEncMacroblockParameterBufferH264</a>. This buffer is not passed to <a class="el" href="group__api__core.html#ga3facc622a14fc901d5d44dcda845cb6f">vaRenderPicture()</a> and it can be re-used without re-allocating the whole buffer. </p> |
| </div><h2 class="groupheader">Member Data Documentation</h2> |
| <a id="a17657da9522371e9ea108cddad17f5fe"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#a17657da9522371e9ea108cddad17f5fe">◆ </a></span>macroblock_info</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname"><a class="el" href="group__api__core.html#gad26441ddf2f4441ef65bbefa4662607f">VABufferID</a> VAEncSliceParameterBufferH264::macroblock_info</td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Per-MB encoder configuration buffer, or <code>VA_INVALID_ID</code>. </p> |
| <p>If per-MB encoder configuration is needed, then <a class="el" href="structVAEncSliceParameterBufferH264.html#a17657da9522371e9ea108cddad17f5fe">macroblock_info</a> references a buffer of type <a class="el" href="structVAEncMacroblockParameterBufferH264.html" title="Macroblock parameter for H.264 encoding in baseline, main & high profiles. ">VAEncMacroblockParameterBufferH264</a> (<code>VAEncMacroblockParameterBufferType</code>). Otherwise, buffer id is set to <code>VA_INVALID_ID</code> and per-MB configuration is derived from this slice parameter.</p> |
| <p>The <code>macroblock_info</code> buffer must hold <a class="el" href="structVAEncSliceParameterBufferH264.html#a070c1f9beecf31d1a08ed462dcdf32a6">num_macroblocks</a> elements. </p> |
| |
| </div> |
| </div> |
| <hr/>The documentation for this struct was generated from the following file:<ul> |
| <li><a class="el" href="va__enc__h264_8h_source.html">va_enc_h264.h</a></li> |
| </ul> |
| </div><!-- contents --> |
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