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d3d11convert: Prefer video processor over shader
... if video processor was used previously. Otherwise, switching between video processor and shader would result in inconsistent output image quality. Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2051>
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1 changed files with 7 additions and 1 deletions
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@ -66,6 +66,7 @@ struct _GstD3D11BaseConvert
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GstD3D11ColorConverter *converter;
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GstD3D11VideoProcessor *processor;
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gboolean processor_in_use;
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/* used for fallback texture copy */
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D3D11_BOX in_src_box;
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@ -309,6 +310,8 @@ gst_d3d11_base_convert_clear_shader_resource (GstD3D11BaseConvert * self)
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g_clear_pointer (&self->converter, gst_d3d11_color_converter_free);
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g_clear_pointer (&self->processor, gst_d3d11_video_processor_free);
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self->processor_in_use = FALSE;
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}
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static void
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@ -1598,7 +1601,8 @@ gst_d3d11_base_convert_prefer_video_processor (GstD3D11BaseConvert * self,
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/* If we can use shader, we prefer to use shader instead of video processor
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* because video processor implementation is vendor dependent
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* and not flexible */
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if (gst_d3d11_memory_get_shader_resource_view_size (dmem))
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if (!self->processor_in_use &&
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gst_d3d11_memory_get_shader_resource_view_size (dmem))
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return FALSE;
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if (!gst_d3d11_video_processor_get_input_view (self->processor, dmem))
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@ -1695,6 +1699,8 @@ gst_d3d11_base_convert_transform (GstBaseTransform * trans,
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goto conversion_failed;
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}
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self->processor_in_use = TRUE;
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gst_d3d11_buffer_unmap (inbuf, in_map);
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gst_d3d11_buffer_unmap (outbuf, out_map);
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