/usr/share/movit/footer.frag is in libmovit5 1.4.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 | // GLSL is pickier than the C++ preprocessor in if-testing for undefined
// tokens; do some fixups here to keep it happy.
#ifndef YCBCR_OUTPUT_PLANAR
#define YCBCR_OUTPUT_PLANAR 0
#endif
#ifndef YCBCR_OUTPUT_SPLIT_Y_AND_CBCR
#define YCBCR_OUTPUT_SPLIT_Y_AND_CBCR 0
#endif
#ifndef YCBCR_ALSO_OUTPUT_RGBA
#define YCBCR_ALSO_OUTPUT_RGBA 0
#endif
#ifndef SQUARE_ROOT_TRANSFORMATION
#define SQUARE_ROOT_TRANSFORMATION 0
#endif
#if YCBCR_OUTPUT_PLANAR
out vec4 Y;
out vec4 Cb;
out vec4 Cr;
#elif YCBCR_OUTPUT_SPLIT_Y_AND_CBCR
out vec4 Y;
out vec4 Chroma;
#else
out vec4 FragColor;
#endif
#if YCBCR_ALSO_OUTPUT_RGBA
out vec4 RGBA;
#endif
void main()
{
#if YCBCR_ALSO_OUTPUT_RGBA
vec4 color[2] = INPUT(tc);
vec4 color0 = color[0];
vec4 color1 = color[1];
#else
vec4 color0 = INPUT(tc);
#endif
#if SQUARE_ROOT_TRANSFORMATION
// Make sure we don't give negative values to sqrt.
color0.rgb = sqrt(max(color0.rgb, 0.0));
#endif
#if YCBCR_OUTPUT_PLANAR
Y = color0.rrra;
Cb = color0.ggga;
Cr = color0.bbba;
#elif YCBCR_OUTPUT_SPLIT_Y_AND_CBCR
Y = color0.rrra;
Chroma = color0.gbba;
#else
FragColor = color0;
#endif
#if YCBCR_ALSO_OUTPUT_RGBA
RGBA = color1;
#endif
}
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