From 1a34bf052d83d8bee9d69349894f9806a9de884a Mon Sep 17 00:00:00 2001
From: Steve Lhomme <robUx4@videolabs.io>
Date: Tue, 19 Dec 2017 10:32:02 +0100
Subject: [PATCH] direct3d11: remove EraseYUVBorders()

We don't need it anymore now that we don't do interpolation with these extra pixels

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>
---
 modules/video_output/win32/direct3d11.c | 26 -------------------------
 1 file changed, 26 deletions(-)

diff --git a/modules/video_output/win32/direct3d11.c b/modules/video_output/win32/direct3d11.c
index 0793db9477..7c3cba8c89 100644
--- a/modules/video_output/win32/direct3d11.c
+++ b/modules/video_output/win32/direct3d11.c
@@ -416,33 +416,9 @@ static int Direct3D11MapPoolTexture(picture_t *picture)
     return CommonUpdatePicture(picture, NULL, mappedResource.pData, mappedResource.RowPitch);
 }
 
-/* add black pixels in the padding to ease the interpolation artefacts */
-static void EraseYUVBorders(int i_planes, plane_t planes[PICTURE_PLANE_MAX])
-{
-    for (int i = 0; i < i_planes; i++)
-    {
-        uint8_t val = (i == 0) ? 0x00 : 0x80;
-        if (planes[i].i_visible_lines < planes[i].i_lines)
-        {
-            memset(planes[i].p_pixels + (planes[i].i_visible_lines * planes[i].i_pitch), val, planes[i].i_visible_pitch);
-        }
-
-        if (planes[i].i_visible_pitch < planes[i].i_pitch)
-        {
-            for (int j=0; j<planes[i].i_visible_lines; j++)
-            {
-                planes[i].p_pixels[j * planes[i].i_pitch + (planes[i].i_visible_pitch + 0) ] = val;
-                if (i_planes == 2)
-                    planes[i].p_pixels[j * planes[i].i_pitch + (planes[i].i_visible_pitch + 1) ] = val;
-            }
-        }
-    }
-}
-
 static void Direct3D11UnmapPoolTexture(picture_t *picture)
 {
     picture_sys_t *p_sys = picture->p_sys;
-    EraseYUVBorders(picture->i_planes, picture->p);
     ID3D11DeviceContext_Unmap(p_sys->context, p_sys->resource[KNOWN_DXGI_INDEX], 0);
 }
 
@@ -1125,8 +1101,6 @@ static void Prepare(vout_display_t *vd, picture_t *picture, subpicture_t *subpic
             for (i = 0; i < picture->i_planes; i++)
                 plane_CopyPixels(&planes[i], &picture->p[i]);
 
-            EraseYUVBorders(picture->i_planes, planes);
-
             for (i = 0; i < picture->i_planes; i++)
                 ID3D11DeviceContext_Unmap(sys->d3d_dev.d3dcontext, sys->stagingSys.resource[i], 0);
         }