mirror of
https://github.com/mpv-player/mpv
synced 2024-11-18 21:16:10 +01:00
b91ba5d648
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@19023 b3059339-0415-0410-9bf9-f77b7e298cf2
38 lines
1.5 KiB
GLSL
38 lines
1.5 KiB
GLSL
!!ARBfp1.0
|
|
# Custom YUV->RGB conversion program for MPlayer's -vo gl.
|
|
# Copyleft (C) Reimar Döffinger, 2005
|
|
# Licensed under the GNU GPL v2
|
|
# Usage: mplayer -vo gl:yuv=4:customprog=edgedetect.fp
|
|
# This is some custom edge-detect like effect.
|
|
# Try adjusting the gamma!
|
|
# program.env[0].xy contains the size of one source texel
|
|
TEMP res, yuv, pos, tmp, sizes;
|
|
SWZ sizes, program.env[0], x, y, 0, 0;
|
|
TEX yuv.r, fragment.texcoord[0], texture[0], 2D;
|
|
ADD pos, fragment.texcoord[0].xyxy, sizes.xwwy; # texels to the right and below
|
|
TEX tmp.r, pos.xyxy, texture[0], 2D;
|
|
MAD yuv.r, yuv.rrrr, {4}, -tmp.rrrr;
|
|
TEX tmp.r, pos.zwzw, texture[0], 2D;
|
|
SUB yuv.r, yuv.rrrr, tmp.rrrr;
|
|
SUB pos, fragment.texcoord[0].xyxy, sizes.xwwy; # texels to the left and above
|
|
TEX tmp.r, pos.xyxy, texture[0], 2D;
|
|
SUB yuv.r, yuv.rrrr, tmp.rrrr;
|
|
TEX tmp.r, pos.zwzw, texture[0], 2D;
|
|
SUB yuv.r, yuv.rrrr, tmp.rrrr;
|
|
TEX yuv.g, fragment.texcoord[1], texture[1], 2D;
|
|
TEX yuv.b, fragment.texcoord[2], texture[2], 2D;
|
|
# now do the normal YUV -> RGB conversion but include effect strength
|
|
# multiplication by 2 and 0.5 offset
|
|
MAD res, yuv.rrrr, {2.328, 2.328, 2.328, 0}, {-0.37416, 1.03133, -0.58599, 0.125};
|
|
MAD res.rgb, yuv.gggg, {0, -0.391, 2.018, 0}, res;
|
|
MAD res.rgb, yuv.bbbb, {1.596, -0.813, 0, 0}, res;
|
|
# do gamma texture lookup
|
|
TEX res.r, res.raaa, texture[3], 2D;
|
|
ADD res.a, res.a, 0.25;
|
|
TEX res.g, res.gaaa, texture[3], 2D;
|
|
ADD res.a, res.a, 0.25;
|
|
TEX res.b, res.baaa, texture[3], 2D;
|
|
# move res into result, this allows easily commenting out some parts.
|
|
MOV result.color, res;
|
|
END
|