Collaboration diagram for gramods::gmGraphics::YuvDecodeTexture::Impl:
Public Member Functions | |
| void | update (size_t frame_number, Eye eye) |
| GLuint | getGLTextureID () |
Public Attributes | |
| OffscreenRenderTargets | render_target |
| RasterProcessor | raster_processor |
| GLuint | texture_id = 0 |
| bool | is_setup = false |
| bool | is_functional = false |
| std::shared_ptr< Texture > | texture |
| Eigen::Matrix3f | yuvToRgb |
| Eigen::Vector3f | yuvRange = Eigen::Vector3f(1.f, 0.436f, 0.615f) |
Static Public Attributes | |
| static const std::string | fragment_code |
Member Data Documentation
◆ fragment_code
|
static |
Initial value:
=
R"lang=glsl(
#version 330 core
uniform sampler2D tex;
uniform mat3 yuvToRgb;
uniform vec3 yuvRange;
in vec2 position;
out vec4 fragColor;
void main() {
ivec2 size = textureSize(tex, 0) * ivec2(2, 1);
ivec2 pix = ivec2((0.5 + 0.5 * position) * size);
vec4 yuyv = texelFetch(tex, pix / ivec2(2, 1), 0);
vec3 yuv;
if (pix.x % 2 == 0) {
yuv = yuvRange * (yuyv.xyw * vec3(1, 2, 2) - vec3(0, 1, 1));
} else {
yuv = yuvRange * (yuyv.zyw * vec3(1, 2, 2) - vec3(0, 1, 1));
}
vec3 rgb = yuvToRgb * yuv;
fragColor = vec4(rgb, 1);
}
)lang=glsl"
◆ yuvToRgb
| Eigen::Matrix3f gramods::gmGraphics::YuvDecodeTexture::Impl::yuvToRgb |
Initial value:
= (Eigen::Matrix3f() <<
1.f, 0.00000f, 1.13983f,
1.f, -0.39465f, -0.58060f,
1.f, 2.03211f, 0.00000f).finished()
The documentation for this struct was generated from the following file:
- /home/karlu/private/program/gramods/modules/gmGraphics/src/YuvDecodeTexture.cpp
