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d3d12converter: Fix cropping when automatic mipmap is enabled

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Update vertex buffer and viewport of extra shader pipeline as well

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8851>
This commit is contained in:
Seungha Yang 2025-04-16 21:17:07 +09:00
parent 90902d36dd
commit ece3a0c976
1 changed files with 46 additions and 21 deletions
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67
subprojects/gst-plugins-bad/gst-libs/gst/d3d12/gstd3d12converter.cpp
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@ -1264,23 +1264,11 @@ gst_d3d12_converter_update_transform (GstD3D12Converter * self)
}
static gboolean
gst_d3d12_converter_update_src_rect (GstD3D12Converter * self)
gst_d3d12_converter_update_ctx_src_rect (GstD3D12Converter * self,
ConvertCtxPtr & ctx, VertexData vertex_data[4])
{
auto priv = self->priv;
VertexData vertex_data[4];
HRESULT hr;
FLOAT u0, u1, v0, v1, off_u, off_v;
gint texture_width = priv->input_texture_width;
gint texture_height = priv->input_texture_height;
if (!priv->update_src_rect)
return TRUE;
priv->update_src_rect = FALSE;
GST_DEBUG_OBJECT (self, "Updating vertex buffer");
auto ctx = priv->main_ctx;
if (!ctx->vertex_upload) {
D3D12_HEAP_PROPERTIES heap_prop =
CD3DX12_HEAP_PROPERTIES (D3D12_HEAP_TYPE_UPLOAD);
@ -1296,6 +1284,36 @@ gst_d3d12_converter_update_src_rect (GstD3D12Converter * self)
}
}
guint8 *data;
CD3DX12_RANGE range (0, 0);
hr = ctx->vertex_upload->Map (0, &range, (void **) &data);
if (!gst_d3d12_result (hr, self->device)) {
GST_ERROR_OBJECT (self, "Couldn't map vertex buffer, hr: 0x%x", (guint) hr);
return FALSE;
}
memcpy (data, vertex_data, g_vertex_buf_size);
ctx->vertex_upload->Unmap (0, nullptr);
return TRUE;
}
static gboolean
gst_d3d12_converter_update_src_rect (GstD3D12Converter * self)
{
auto priv = self->priv;
VertexData vertex_data[4];
FLOAT u0, u1, v0, v1, off_u, off_v;
gint texture_width = priv->input_texture_width;
gint texture_height = priv->input_texture_height;
if (!priv->update_src_rect)
return TRUE;
priv->update_src_rect = FALSE;
GST_DEBUG_OBJECT (self, "Updating vertex buffer");
/*
* (u0, v0) -- (u1, v0)
* | |
@ -1352,16 +1370,15 @@ gst_d3d12_converter_update_src_rect (GstD3D12Converter * self)
vertex_data[3].texture.u = u1;
vertex_data[3].texture.v = v1;
guint8 *data;
CD3DX12_RANGE range (0, 0);
hr = ctx->vertex_upload->Map (0, &range, (void **) &data);
if (!gst_d3d12_result (hr, self->device)) {
GST_ERROR_OBJECT (self, "Couldn't map vertex buffer, hr: 0x%x", (guint) hr);
if (!gst_d3d12_converter_update_ctx_src_rect (self, priv->main_ctx,
vertex_data)) {
return FALSE;
}
memcpy (data, vertex_data, g_vertex_buf_size);
ctx->vertex_upload->Unmap (0, nullptr);
if (priv->post_mipgen_ctx) {
return gst_d3d12_converter_update_ctx_src_rect (self, priv->post_mipgen_ctx,
vertex_data);
}
return TRUE;
}
@ -1506,6 +1523,14 @@ gst_d3d12_converter_update_dest_rect (GstD3D12Converter * self)
break;
}
if (priv->post_mipgen_ctx) {
auto other_comm = priv->post_mipgen_ctx->comm;
for (guint i = 0; i < GST_VIDEO_MAX_PLANES; i++) {
other_comm->viewport[i] = comm->viewport[i];
other_comm->scissor_rect[i] = comm->scissor_rect[i];
}
}
priv->update_dest_rect = FALSE;
return TRUE;