[vlc-devel] [PATCH] d3d11_deinterlace: set the surface area to deinterlace

[Steve Lhomme]

Fix green lines when the surface size is bigger than the actual display size.
---
 modules/video_output/win32/d3d11_deinterlace.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/modules/video_output/win32/d3d11_deinterlace.c b/modules/video_output/win32/d3d11_deinterlace.c
index 6be55c600f..0b54cde18b 100644
--- a/modules/video_output/win32/d3d11_deinterlace.c
+++ b/modules/video_output/win32/d3d11_deinterlace.c
@@ -182,6 +182,22 @@ static int RenderPic( filter_t *p_filter, picture_t *p_outpic, picture_t *p_pic,
         stream.pInputSurface = p_sys_src->processorInput;
     }
 
+    D3D11_TEXTURE2D_DESC dstDesc;
+    ID3D11Texture2D_GetDesc(ActivePictureSys(p_pic)->texture[KNOWN_DXGI_INDEX], &dstDesc);
+
+    RECT sourceRECT;
+    sourceRECT.top    = 0;
+    sourceRECT.left   = 0;
+    sourceRECT.right  = p_pic->format.i_x_offset + p_pic->format.i_visible_width;
+    sourceRECT.bottom = p_pic->format.i_y_offset + p_pic->format.i_visible_height;
+
+    ID3D11VideoContext_VideoProcessorSetStreamSourceRect(p_sys->d3dvidctx,
+                                                         p_sys->videoProcessor,
+                                                         0, TRUE, &sourceRECT);
+    ID3D11VideoContext_VideoProcessorSetStreamDestRect(p_sys->d3dvidctx,
+                                                       p_sys->videoProcessor,
+                                                       0, TRUE, &sourceRECT);
+
     hr = ID3D11VideoContext_VideoProcessorBlt(p_sys->d3dvidctx, p_sys->videoProcessor,
                                               p_sys->processorOutput,
                                               0, 1, &stream);
@@ -421,6 +437,7 @@ static int Open(vlc_object_t *obj)
 
     InitDeinterlacingContext( &sys->context );
 
+    msg_Dbg( filter, "using %s deinterlace method", p_mode->psz_mode );
     sys->context.settings = p_mode->settings;
     if (sys->context.settings.b_double_rate)
         sys->context.pf_render_ordered = RenderPic;
-- 
2.12.1