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From 24da63ad1e0215b103c29b1bce29e126ca94ba00 Mon Sep 17 00:00:00 2001
From: Lim Siew Hoon <siew.hoon.lim@intel.com>
Date: Thu, 17 Dec 2020 14:33:21 +0800
Subject: [PATCH] [Encode] Fixed VP9 444 frame header
According VP9 spec section 7.2.2 color config semantics,
both subsampling_x and subsampling_y should be 0 for YUV444.
Only YUV440 subsampling_x=0 and subsampling_y=1.
fixes #1074
Signed-off-by: Lim Siew Hoon <siew.hoon.lim@intel.com>
The patch was imported from the iHD media-driver git server
(https://github.com/intel/media-driver.git) as of commit id
a33eaaec2f71f04c8850db9287ee4012e143e283.
Upstream-status: Backport
Signed-off-by: Lim Siew Hoon <siew.hoon.lim@intel.com>
---
media_driver/linux/common/codec/ddi/media_libvpx_vp9.cpp | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/media_driver/linux/common/codec/ddi/media_libvpx_vp9.cpp b/media_driver/linux/common/codec/ddi/media_libvpx_vp9.cpp
index df89f4fe..41357b0e 100644
--- a/media_driver/linux/common/codec/ddi/media_libvpx_vp9.cpp
+++ b/media_driver/linux/common/codec/ddi/media_libvpx_vp9.cpp
@@ -97,9 +97,9 @@ void write_bitdepth_colorspace_sampling(uint32_t codecProfile,
(codecProfile == VP9_PROFILE_3))
{
/* sub_sampling_x/y */
- /* Currently the sub_sampling_x = 0, sub_sampling_y = 1 */
+ /* Currently the sub_sampling_x = 0, sub_sampling_y = 0 */
+ vp9_wb_write_bit(wb, 0);
vp9_wb_write_bit(wb, 0);
- vp9_wb_write_bit(wb, 1);
vp9_wb_write_bit(wb, 0); // unused
}
}
--
2.17.1
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