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d3d11converter: Fix alpha factor update

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converter should set entire constant buffer values since it's mapped
with write-discard flag

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2631>
This commit is contained in:
Seungha Yang 2022-06-18 20:40:40 +09:00
parent 6aa0b0cae2
commit adcb3ec1f2
1 changed files with 1 additions and 1 deletions
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subprojects/gst-plugins-bad/sys/d3d11/gstd3d11converter.cpp
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@ -2526,7 +2526,7 @@ gst_d3d11_converter_convert_unlocked (GstD3D11Converter * converter,
}
const_buffer = (PSConstBuffer *) map.pData;
const_buffer->alpha = priv->const_data.alpha;
memcpy (const_buffer, &priv->const_data, sizeof (PSConstBuffer));
context->Unmap (priv->const_buffer, 0);
priv->update_alpha = FALSE;