mirror of https://github.com/FFmpeg/FFmpeg.git
* lukaszmluki/master: lavd: add opengl device lavd: add avdevice_dev_to_app_control_message API lavd: add avdevice_app_to_dev_control_message API Merged-by: Michael Niedermayer <michaelni@gmx.at>pull/55/merge
Michael Niedermayer
11 years ago
commit
c94ed2a729
13 changed files with 1618 additions and 3 deletions
File diff suppressed because it is too large
Load Diff
@ -0,0 +1,176 @@ |
||||
/*
|
||||
* Copyright (c) 2014 Lukasz Marek |
||||
* |
||||
* This file is part of FFmpeg. |
||||
* |
||||
* FFmpeg is free software; you can redistribute it and/or |
||||
* modify it under the terms of the GNU Lesser General Public |
||||
* License as published by the Free Software Foundation; either |
||||
* version 2.1 of the License, or (at your option) any later version. |
||||
* |
||||
* FFmpeg is distributed in the hope that it will be useful, |
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
||||
* Lesser General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU Lesser General Public |
||||
* License along with FFmpeg; if not, write to the Free Software |
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
||||
*/ |
||||
|
||||
#ifndef AVDEVICE_OPENGL_SHADERS_H |
||||
#define AVDEVICE_OPENGL_SHADERS_H |
||||
|
||||
#include "libavutil/pixfmt.h" |
||||
|
||||
const char *FF_OPENGL_VERTEX_SHADER = |
||||
"uniform mat4 u_projectionMatrix;" |
||||
"uniform mat4 u_modelViewMatrix;" |
||||
|
||||
"attribute vec4 a_position;" |
||||
"attribute vec2 a_textureCoords;" |
||||
|
||||
"varying vec2 texture_coordinate;" |
||||
|
||||
"void main()" |
||||
"{" |
||||
"gl_Position = u_projectionMatrix * (a_position * u_modelViewMatrix);" |
||||
"texture_coordinate = a_textureCoords;" |
||||
"}"; |
||||
|
||||
/**
|
||||
* Fragment shader for packet RGBA formats. |
||||
*/ |
||||
const char *FF_OPENGL_FRAGMENT_SHADER_RGBA_PACKET = |
||||
#if defined(GL_ES_VERSION_2_0) |
||||
"precision mediump float;" |
||||
#endif |
||||
"uniform sampler2D u_texture0;" |
||||
"uniform mat4 u_colorMap;" |
||||
|
||||
"varying vec2 texture_coordinate;" |
||||
|
||||
"void main()" |
||||
"{" |
||||
"gl_FragColor = texture2D(u_texture0, texture_coordinate) * u_colorMap;" |
||||
"}"; |
||||
|
||||
/**
|
||||
* Fragment shader for packet RGB formats. |
||||
*/ |
||||
const char *FF_OPENGL_FRAGMENT_SHADER_RGB_PACKET = |
||||
#if defined(GL_ES_VERSION_2_0) |
||||
"precision mediump float;" |
||||
#endif |
||||
"uniform sampler2D u_texture0;" |
||||
"uniform mat4 u_colorMap;" |
||||
|
||||
"varying vec2 texture_coordinate;" |
||||
|
||||
"void main()" |
||||
"{" |
||||
"gl_FragColor = vec4((texture2D(u_texture0, texture_coordinate) * u_colorMap).rgb, 1.0);" |
||||
"}"; |
||||
|
||||
/**
|
||||
* Fragment shader for planar RGBA formats. |
||||
*/ |
||||
const char *FF_OPENGL_FRAGMENT_SHADER_RGBA_PLANAR = |
||||
#if defined(GL_ES_VERSION_2_0) |
||||
"precision mediump float;" |
||||
#endif |
||||
"uniform sampler2D u_texture0;" |
||||
"uniform sampler2D u_texture1;" |
||||
"uniform sampler2D u_texture2;" |
||||
"uniform sampler2D u_texture3;" |
||||
|
||||
"varying vec2 texture_coordinate;" |
||||
|
||||
"void main()" |
||||
"{" |
||||
"gl_FragColor = vec4(texture2D(u_texture0, texture_coordinate).r," |
||||
"texture2D(u_texture1, texture_coordinate).r," |
||||
"texture2D(u_texture2, texture_coordinate).r," |
||||
"texture2D(u_texture3, texture_coordinate).r);" |
||||
"}"; |
||||
|
||||
/**
|
||||
* Fragment shader for planar RGB formats. |
||||
*/ |
||||
const char *FF_OPENGL_FRAGMENT_SHADER_RGB_PLANAR = |
||||
#if defined(GL_ES_VERSION_2_0) |
||||
"precision mediump float;" |
||||
#endif |
||||
"uniform sampler2D u_texture0;" |
||||
"uniform sampler2D u_texture1;" |
||||
"uniform sampler2D u_texture2;" |
||||
|
||||
"varying vec2 texture_coordinate;" |
||||
|
||||
"void main()" |
||||
"{" |
||||
"gl_FragColor = vec4(texture2D(u_texture0, texture_coordinate).r," |
||||
"texture2D(u_texture1, texture_coordinate).r," |
||||
"texture2D(u_texture2, texture_coordinate).r," |
||||
"1.0);" |
||||
"}"; |
||||
|
||||
/**
|
||||
* Fragment shader for planar YUV formats. |
||||
*/ |
||||
const char *FF_OPENGL_FRAGMENT_SHADER_YUV_PLANAR = |
||||
#if defined(GL_ES_VERSION_2_0) |
||||
"precision mediump float;" |
||||
#endif |
||||
"uniform sampler2D u_texture0;" |
||||
"uniform sampler2D u_texture1;" |
||||
"uniform sampler2D u_texture2;" |
||||
"uniform float u_chroma_div_w;" |
||||
"uniform float u_chroma_div_h;" |
||||
|
||||
"varying vec2 texture_coordinate;" |
||||
|
||||
"void main()" |
||||
"{" |
||||
"vec3 yuv;" |
||||
|
||||
"yuv.r = texture2D(u_texture0, texture_coordinate).r - 0.0625;" |
||||
"yuv.g = texture2D(u_texture1, vec2(texture_coordinate.x / u_chroma_div_w, texture_coordinate.y / u_chroma_div_h)).r - 0.5;" |
||||
"yuv.b = texture2D(u_texture2, vec2(texture_coordinate.x / u_chroma_div_w, texture_coordinate.y / u_chroma_div_h)).r - 0.5;" |
||||
|
||||
"gl_FragColor = clamp(vec4(mat3(1.1643, 1.16430, 1.1643," |
||||
"0.0, -0.39173, 2.0170," |
||||
"1.5958, -0.81290, 0.0) * yuv, 1.0), 0.0, 1.0);" |
||||
|
||||
"}"; |
||||
|
||||
/**
|
||||
* Fragment shader for planar YUVA formats. |
||||
*/ |
||||
const char *FF_OPENGL_FRAGMENT_SHADER_YUVA_PLANAR = |
||||
#if defined(GL_ES_VERSION_2_0) |
||||
"precision mediump float;" |
||||
#endif |
||||
"uniform sampler2D u_texture0;" |
||||
"uniform sampler2D u_texture1;" |
||||
"uniform sampler2D u_texture2;" |
||||
"uniform sampler2D u_texture3;" |
||||
"uniform float u_chroma_div_w;" |
||||
"uniform float u_chroma_div_h;" |
||||
|
||||
"varying vec2 texture_coordinate;" |
||||
|
||||
"void main()" |
||||
"{" |
||||
"vec3 yuv;" |
||||
|
||||
"yuv.r = texture2D(u_texture0, texture_coordinate).r - 0.0625;" |
||||
"yuv.g = texture2D(u_texture1, vec2(texture_coordinate.x / u_chroma_div_w, texture_coordinate.y / u_chroma_div_h)).r - 0.5;" |
||||
"yuv.b = texture2D(u_texture2, vec2(texture_coordinate.x / u_chroma_div_w, texture_coordinate.y / u_chroma_div_h)).r - 0.5;" |
||||
|
||||
"gl_FragColor = clamp(vec4(mat3(1.1643, 1.16430, 1.1643," |
||||
"0.0, -0.39173, 2.0170," |
||||
"1.5958, -0.81290, 0.0) * yuv, texture2D(u_texture3, texture_coordinate).r), 0.0, 1.0);" |
||||
"}"; |
||||
|
||||
#endif /* AVDEVICE_OPENGL_SHADERS_H */ |
||||
Loading…
Reference in new issue