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Prefer BT2020_YCC to allow chroma subsampling

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This commit is contained in:
Cameron Gutman 2026-01-04 22:16:52 -06:00
commit 83d770cdba
1 changed files with 12 additions and 1 deletions
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13
app/streaming/video/ffmpeg-renderers/drm.cpp
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@ -785,7 +785,18 @@ int DrmRenderer::getRendererAttributes()
void DrmRenderer::setHdrMode(bool enabled) void DrmRenderer::setHdrMode(bool enabled)
{ {
if (auto prop = m_Connector.property("Colorspace")) { if (auto prop = m_Connector.property("Colorspace")) {
m_PropSetter.set(*prop, enabled ? "BT2020_RGB" : "Default"); if (enabled) {
// Prefer BT2020_YCC to allow chroma subsampling
if (prop->containsValue("BT2020_YCC")) {
m_PropSetter.set(*prop, "BT2020_YCC");
}
else {
m_PropSetter.set(*prop, "BT2020_RGB");
}
}
else {
m_PropSetter.set(*prop, "Default");
}
} }
if (auto prop = m_Connector.property("max bpc")) { if (auto prop = m_Connector.property("max bpc")) {