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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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