diff options
author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2020-09-16 16:23:27 +0300 |
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committer | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2020-10-04 22:51:45 +0300 |
commit | 440028d6c9a2e98234a71fee79c55791e1d2af2f (patch) | |
tree | 759442f16b82d06e81971a3f4df2aeabbe923c0e /src/qcam/assets/shader/NV_2_planes_UV_f.glsl | |
parent | 079afd17e7d8775efc809ec9ca4c6a3fcb4d2763 (diff) |
qcam: viewfinder_gl: Rename shader files
Rename shader files to prepare for packed YUYV support:
- The NV prefix isn't a good match for packed (or for 3-planar) formats,
replace it with a YUV prefix
- Use .frag and .vert extensions to differentiate between fragment and
vertex shaders
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Diffstat (limited to 'src/qcam/assets/shader/NV_2_planes_UV_f.glsl')
-rw-r--r-- | src/qcam/assets/shader/NV_2_planes_UV_f.glsl | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/src/qcam/assets/shader/NV_2_planes_UV_f.glsl b/src/qcam/assets/shader/NV_2_planes_UV_f.glsl deleted file mode 100644 index 67633a11..00000000 --- a/src/qcam/assets/shader/NV_2_planes_UV_f.glsl +++ /dev/null @@ -1,32 +0,0 @@ -/* SPDX-License-Identifier: LGPL-2.1-or-later */ -/* - * Copyright (C) 2020, Linaro - * - * NV_2_planes_UV_f.glsl - Fragment shader code for NV12, NV16 and NV24 formats - */ - -#ifdef GL_ES -precision mediump float; -#endif - -varying vec2 textureOut; -uniform sampler2D tex_y; -uniform sampler2D tex_u; - -void main(void) -{ - vec3 yuv; - vec3 rgb; - mat3 yuv2rgb_bt601_mat = mat3( - vec3(1.164, 1.164, 1.164), - vec3(0.000, -0.392, 2.017), - vec3(1.596, -0.813, 0.000) - ); - - yuv.x = texture2D(tex_y, textureOut).r - 0.063; - yuv.y = texture2D(tex_u, textureOut).r - 0.500; - yuv.z = texture2D(tex_u, textureOut).g - 0.500; - - rgb = yuv2rgb_bt601_mat * yuv; - gl_FragColor = vec4(rgb, 1.0); -} |