gstreamer/ext/vulkan/shaders/upsample_nv12.glsl

29 lines
1.1 KiB
GLSL

/* GStreamer
* Copyright (C) 2020 Matthew Waters <matthew@centricular.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "swizzle.glsl"
vec3 upsample_NV12(in sampler2D Ytex, in sampler2D UVtex, in vec2 texCoord, in ivec4 inReorderIdx)
{
vec3 yuv;
yuv.x = texture(Ytex, texCoord).x;
yuv.yz = texture(UVtex, texCoord).xy;
return swizzle(yuv, inReorderIdx.xyz);
}