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| 1 /* |
| 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. |
| 3 * |
| 4 * Use of this source code is governed by a BSD-style license |
| 5 * that can be found in the LICENSE file in the root of the source |
| 6 * tree. An additional intellectual property rights grant can be found |
| 7 * in the file PATENTS. All contributing project authors may |
| 8 * be found in the AUTHORS file in the root of the source tree. |
| 9 */ |
| 10 |
| 11 #ifndef WEBRTC_MODULES_VIDEO_RENDER_MAIN_SOURCE_ANDROID_VIDEO_RENDER_OPENGLES20_
H_ |
| 12 #define WEBRTC_MODULES_VIDEO_RENDER_MAIN_SOURCE_ANDROID_VIDEO_RENDER_OPENGLES20_
H_ |
| 13 |
| 14 #include "webrtc/modules/video_render/video_render_defines.h" |
| 15 |
| 16 #include <GLES2/gl2.h> |
| 17 #include <GLES2/gl2ext.h> |
| 18 |
| 19 namespace webrtc |
| 20 { |
| 21 |
| 22 class VideoRenderOpenGles20 { |
| 23 public: |
| 24 VideoRenderOpenGles20(int32_t id); |
| 25 ~VideoRenderOpenGles20(); |
| 26 |
| 27 int32_t Setup(int32_t widht, int32_t height); |
| 28 int32_t Render(const VideoFrame& frameToRender); |
| 29 int32_t SetCoordinates(int32_t zOrder, const float left, const float top, |
| 30 const float right, const float bottom); |
| 31 |
| 32 private: |
| 33 void printGLString(const char *name, GLenum s); |
| 34 void checkGlError(const char* op); |
| 35 GLuint loadShader(GLenum shaderType, const char* pSource); |
| 36 GLuint createProgram(const char* pVertexSource, |
| 37 const char* pFragmentSource); |
| 38 void SetupTextures(const VideoFrame& frameToRender); |
| 39 void UpdateTextures(const VideoFrame& frameToRender); |
| 40 |
| 41 int32_t _id; |
| 42 GLuint _textureIds[3]; // Texture id of Y,U and V texture. |
| 43 GLuint _program; |
| 44 GLsizei _textureWidth; |
| 45 GLsizei _textureHeight; |
| 46 |
| 47 GLfloat _vertices[20]; |
| 48 static const char g_indices[]; |
| 49 |
| 50 static const char g_vertextShader[]; |
| 51 static const char g_fragmentShader[]; |
| 52 |
| 53 }; |
| 54 |
| 55 } // namespace webrtc |
| 56 |
| 57 #endif // WEBRTC_MODULES_VIDEO_RENDER_MAIN_SOURCE_ANDROID_VIDEO_RENDER_OPENGLES
20_H_ |
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