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d3d12: HEVC Encode - Fix num_subregions_per_scanline rounding

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num_subregions_per_scanline need to be round up

Signed-off-by: Teng, Jin Chung <jin.chung.teng@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/23247>
This commit is contained in:
Teng, Jin Chung 2023-05-26 13:54:47 +08:00 • committed by Marge Bot
parent 3fc24c64e1
commit a63a38aeaf
1 changed files with 4 additions and 2 deletions
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6
src/gallium/drivers/d3d12/d3d12_video_enc_hevc.cpp
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@ -318,7 +318,7 @@ d3d12_video_encoder_negotiate_current_hevc_slices_configuration(struct d3d12_vid
uint32_t subregion_block_pixel_size = pD3D12Enc->m_currentEncodeCapabilities.m_currentResolutionSupportCaps.SubregionBlockPixelsSize;
uint32_t num_subregions_per_scanline =
pD3D12Enc->m_currentEncodeConfig.m_currentResolution.Width / subregion_block_pixel_size;
DIV_ROUND_UP(pD3D12Enc->m_currentEncodeConfig.m_currentResolution.Width, subregion_block_pixel_size);
/* m_currentResolutionSupportCaps.SubregionBlockPixelsSize can be a multiple of MinCUSize to accomodate for HW requirements
So, if the allowed subregion (slice) pixel size partition is bigger (a multiple) than the CTU size, we have to adjust
@ -334,7 +334,9 @@ d3d12_video_encoder_negotiate_current_hevc_slices_configuration(struct d3d12_vid
uint32_t subregionsize_to_ctu_factor = pD3D12Enc->m_currentEncodeCapabilities.m_currentResolutionSupportCaps.SubregionBlockPixelsSize /
minCUSize;
uint32_t num_subregions_per_slice = picture->slices_descriptors[0].num_ctu_in_slice / (subregionsize_to_ctu_factor*subregionsize_to_ctu_factor);
uint32_t num_subregions_per_slice = picture->slices_descriptors[0].num_ctu_in_slice
* pD3D12Enc->m_currentEncodeCapabilities.m_currentResolutionSupportCaps.SubregionBlockPixelsSize
/ (subregionsize_to_ctu_factor * subregionsize_to_ctu_factor);
bool bSliceAligned = ((num_subregions_per_slice % num_subregions_per_scanline) == 0);