From 440028d6c9a2e98234a71fee79c55791e1d2af2f Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Wed, 16 Sep 2020 16:23:27 +0300 Subject: qcam: viewfinder_gl: Rename shader files MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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 Reviewed-by: Niklas Söderlund --- src/qcam/assets/shader/NV_3_planes_f.glsl | 33 ------------------------------- 1 file changed, 33 deletions(-) delete mode 100644 src/qcam/assets/shader/NV_3_planes_f.glsl (limited to 'src/qcam/assets/shader/NV_3_planes_f.glsl') diff --git a/src/qcam/assets/shader/NV_3_planes_f.glsl b/src/qcam/assets/shader/NV_3_planes_f.glsl deleted file mode 100644 index 4bc94184..00000000 --- a/src/qcam/assets/shader/NV_3_planes_f.glsl +++ /dev/null @@ -1,33 +0,0 @@ -/* SPDX-License-Identifier: LGPL-2.1-or-later */ -/* - * Copyright (C) 2020, Linaro - * - * NV_3_planes_UV_f.glsl - Fragment shader code for YUV420 format - */ - -#ifdef GL_ES -precision mediump float; -#endif - -varying vec2 textureOut; -uniform sampler2D tex_y; -uniform sampler2D tex_u; -uniform sampler2D tex_v; - -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_v, textureOut).r - 0.500; - - rgb = yuv2rgb_bt601_mat * yuv; - gl_FragColor = vec4(rgb, 1.0); -} -- cgit v1.2.1