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https://github.com/libretro/Lakka-LibreELEC.git
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7d2935acb6
This is more correct and needed with latest ffmpeg patches from jc Signed-off-by: Matthias Reichl <hias@horus.com>
46 lines
1.9 KiB
Diff
46 lines
1.9 KiB
Diff
From 55303f4a214d80af24d75a93f102edbe02000423 Mon Sep 17 00:00:00 2001
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From: Dom Cobley <popcornmix@gmail.com>
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Date: Fri, 3 Dec 2021 16:00:50 +0000
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Subject: [PATCH 2/4] gbm: Set max bpc for high bit depth videos
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---
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.../HwDecRender/VideoLayerBridgeDRMPRIME.cpp | 16 ++++++++++++++++
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1 file changed, 16 insertions(+)
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diff --git a/xbmc/cores/VideoPlayer/VideoRenderers/HwDecRender/VideoLayerBridgeDRMPRIME.cpp b/xbmc/cores/VideoPlayer/VideoRenderers/HwDecRender/VideoLayerBridgeDRMPRIME.cpp
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index b91a1705ac..726a5b79b7 100644
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--- a/xbmc/cores/VideoPlayer/VideoRenderers/HwDecRender/VideoLayerBridgeDRMPRIME.cpp
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+++ b/xbmc/cores/VideoPlayer/VideoRenderers/HwDecRender/VideoLayerBridgeDRMPRIME.cpp
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@@ -34,6 +34,14 @@ void CVideoLayerBridgeDRMPRIME::Disable()
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{
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// disable video plane
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auto plane = m_DRM->GetVideoPlane();
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+ auto connector = m_DRM->GetConnector();
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+
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+ // reset max bpc back to default of 8
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+ int bpc = 8;
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+ bool result = m_DRM->AddProperty(connector, "max bpc", bpc);
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+ CLog::Log(LOGDEBUG, "CVideoLayerBridgeDRMPRIME::{} - setting max bpc to {} ({})",
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+ __FUNCTION__, bpc, result);
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+
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m_DRM->AddProperty(plane, "FB_ID", 0);
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m_DRM->AddProperty(plane, "CRTC_ID", 0);
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@@ -175,6 +183,14 @@ void CVideoLayerBridgeDRMPRIME::Configure(CVideoBufferDRMPRIME* buffer)
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std::tie(result, value) = plane->GetPropertyValue("COLOR_RANGE", GetColorRange(picture));
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if (result)
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m_DRM->AddProperty(plane, "COLOR_RANGE", value);
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+
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+ // set max bpc to allow the drm driver to choose a deep colour mode
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+ int bpc = buffer->GetPicture().colorBits > 8 ? 12 : 8;
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+ auto connector = m_DRM->GetConnector();
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+ result = m_DRM->AddProperty(connector, "max bpc", bpc);
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+ CLog::Log(LOGDEBUG, "CVideoLayerBridgeDRMPRIME::{} - setting max bpc to {} ({})", __FUNCTION__,
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+ bpc, result);
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+
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}
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void CVideoLayerBridgeDRMPRIME::SetVideoPlane(CVideoBufferDRMPRIME* buffer, const CRect& destRect)
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--
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2.34.1
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