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d3d11converter: Add support for MSAA render target

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Create multi-sample render target view if sample count > 1
and MSAA enabled rasterizer for multi-sample render target

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5532>
This commit is contained in:
Seungha Yang 2023-10-19 22:27:20 +09:00 committed by GStreamer Marge Bot
parent eac65d248a
commit b7c49f8e9f
2 changed files with 30 additions and 6 deletions
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26
subprojects/gst-plugins-bad/gst-libs/gst/d3d11/gstd3d11converter.cpp
View file

@ -309,6 +309,7 @@ struct _GstD3D11ConverterPrivate
ComPtr < ID3D11SamplerState > sampler;
ComPtr < ID3D11SamplerState > linear_sampler;
ComPtr < ID3D11RasterizerState > rasterizer;
ComPtr < ID3D11RasterizerState > msaa_rasterizer;
PixelShaderList ps;
D3D11_VIEWPORT viewport[GST_VIDEO_MAX_PLANES];
@ -787,6 +788,7 @@ gst_d3d11_color_convert_setup_shader (GstD3D11Converter * self,
ComPtr < ID3D11Buffer > vertex_buffer;
ComPtr < ID3D11Buffer > index_buffer;
ComPtr < ID3D11RasterizerState > rasterizer;
ComPtr < ID3D11RasterizerState > msaa_rasterizer;
D3D11_SUBRESOURCE_DATA subresource;
memset (&rasterizer_desc, 0, sizeof (rasterizer_desc));
@ -837,6 +839,15 @@ gst_d3d11_color_convert_setup_shader (GstD3D11Converter * self,
return FALSE;
}
rasterizer_desc.MultisampleEnable = TRUE;
rasterizer_desc.AntialiasedLineEnable = TRUE;
hr = device_handle->CreateRasterizerState (&rasterizer_desc,
&msaa_rasterizer);
if (!gst_d3d11_result (hr, device)) {
GST_ERROR_OBJECT (self, "Couldn't create MSAA rasterizer state");
return FALSE;
}
/* const buffer */
if (priv->convert_type != CONVERT_TYPE::IDENTITY ||
GST_VIDEO_INFO_HAS_ALPHA (out_info)) {
@ -952,6 +963,7 @@ gst_d3d11_color_convert_setup_shader (GstD3D11Converter * self,
priv->linear_sampler = linear_sampler;
priv->ps = ps_list;
priv->rasterizer = rasterizer;
priv->msaa_rasterizer = msaa_rasterizer;
priv->input_texture_width = GST_VIDEO_INFO_WIDTH (in_info);
priv->input_texture_height = GST_VIDEO_INFO_HEIGHT (in_info);
@ -2153,7 +2165,7 @@ out:
static gboolean
gst_d3d11_converter_convert_internal (GstD3D11Converter * self,
ID3D11ShaderResourceView * srv[GST_VIDEO_MAX_PLANES],
ID3D11RenderTargetView * rtv[GST_VIDEO_MAX_PLANES])
ID3D11RenderTargetView * rtv[GST_VIDEO_MAX_PLANES], gboolean multisampled)
{
GstD3D11ConverterPrivate *priv;
ComPtr < ID3D11Resource > resource;
@ -2244,7 +2256,11 @@ gst_d3d11_converter_convert_internal (GstD3D11Converter * self,
auto ps = priv->ps[0];
context->PSSetShader (ps->shader.Get (), nullptr, 0);
context->RSSetViewports (ps->num_rtv, priv->viewport);
if (multisampled)
context->RSSetState (priv->msaa_rasterizer.Get ());
else
context->RSSetState (priv->rasterizer.Get ());
context->OMSetRenderTargets (ps->num_rtv, rtv, nullptr);
if (priv->blend) {
context->OMSetBlendState (priv->blend.Get (),
@ -2941,6 +2957,7 @@ gst_d3d11_converter_convert_buffer_internal (GstD3D11Converter * self,
guint num_srv, num_rtv;
gboolean ret = FALSE;
gboolean in_d3d11;
gboolean multisampled = FALSE;
std::lock_guard < std::mutex > lk (priv->prop_lock);
@ -2966,6 +2983,9 @@ gst_d3d11_converter_convert_buffer_internal (GstD3D11Converter * self,
return FALSE;
}
if (desc.SampleDesc.Count > 1)
multisampled = TRUE;
gst_d3d11_converter_update_hdr10_meta (self);
/* Update in/out rect */
if (!gst_d3d11_converter_update_dest_rect (self)) {
@ -2979,7 +2999,7 @@ gst_d3d11_converter_convert_buffer_internal (GstD3D11Converter * self,
}
in_d3d11 = gst_d3d11_converter_is_d3d11_buffer (self, in_buf);
if (gst_d3d11_converter_processor_available (self)) {
if (!multisampled && gst_d3d11_converter_processor_available (self)) {
gboolean use_processor = FALSE;
gboolean piv_available = FALSE;
@ -3092,7 +3112,7 @@ gst_d3d11_converter_convert_buffer_internal (GstD3D11Converter * self,
GST_TRACE_OBJECT (self, "Converting using shader");
ret = gst_d3d11_converter_convert_internal (self, srv, rtv);
ret = gst_d3d11_converter_convert_internal (self, srv, rtv, multisampled);
out:
if (in_buf)

4
subprojects/gst-plugins-bad/gst-libs/gst/d3d11/gstd3d11memory.cpp
View file

@ -988,8 +988,12 @@ create_render_target_views (GstD3D11Memory * mem)
return FALSE;
}
if (priv->desc.SampleDesc.Count > 1) {
render_desc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE2DMS;
} else {
render_desc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE2D;
render_desc.Texture2D.MipSlice = 0;
}
for (i = 0; i < num_views; i++) {
render_desc.Format = formats[i];