AampcliShader.h

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/*
 * If not stated otherwise in this file or this component's license file the
 * following copyright and licenses apply:
 *
 * Copyright 2022 RDK Management
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
/**
 * @file AampcliShader.h
 * @brief AampcliShader header file
 */
 
#ifndef AAMPCLISHADER_H
#define AAMPCLISHADER_H
 
#include <mutex>
#include "AampDefine.h"
 
#ifdef RENDER_FRAMES_IN_APP_CONTEXT
#ifdef __APPLE__
#define GL_SILENCE_DEPRECATION
#include <OpenGL/gl3.h>
#include <GLUT/glut.h>
#else   //Linux
#include <GL/glew.h>
#include <GL/gl.h>
#include <GL/freeglut.h>
#endif
#include <glm/glm.hpp>
#include <glm/gtc/matrix_transform.hpp>
#include <glm/gtc/type_ptr.hpp>
#endif
 
 
#ifdef RENDER_FRAMES_IN_APP_CONTEXT
#define ATTRIB_VERTEX 0
#define ATTRIB_TEXTURE 1
#endif
 
 
#ifdef RENDER_FRAMES_IN_APP_CONTEXT
typedef struct{
        int width = 0;
        int height = 0;
        uint8_t *yuvBuffer = NULL;
}AppsinkData;
 
class Shader
{
        public:
                static const int FPS = 60;
                static AppsinkData appsinkData;
                static std::mutex appsinkData_mutex;
                static GLuint mProgramID;
                static GLuint id_y, id_u, id_v; // texture id
                static GLuint textureUniformY, textureUniformU,textureUniformV;
                static GLuint _vertexArray;
                static GLuint _vertexBuffer[2];
                static GLfloat currentAngleOfRotation;
 
                GLuint LoadShader(GLenum type);
                void InitShaders();
                static void glRender(void);
                static void updateYUVFrame(uint8_t *buffer, int size, int width, int height);
                static void timer(int v);
};
#endif
 
#endif // AAMPCLISHADER_H