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1 /* | 1 /* |
2 * Copyright (c) 2013 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2013 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 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 | 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 | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
11 #include "webrtc/test/gl/gl_renderer.h" | 11 #include "webrtc/test/gl/gl_renderer.h" |
12 | 12 |
13 #include <string.h> | 13 #include <string.h> |
14 | 14 |
| 15 #include "webrtc/base/checks.h" |
15 #include "webrtc/common_video/libyuv/include/webrtc_libyuv.h" | 16 #include "webrtc/common_video/libyuv/include/webrtc_libyuv.h" |
16 | 17 |
17 namespace webrtc { | 18 namespace webrtc { |
18 namespace test { | 19 namespace test { |
19 | 20 |
20 GlRenderer::GlRenderer() | 21 GlRenderer::GlRenderer() |
21 : is_init_(false), buffer_(NULL), width_(0), height_(0) {} | 22 : is_init_(false), buffer_(NULL), width_(0), height_(0) {} |
22 | 23 |
23 void GlRenderer::Init() { | 24 void GlRenderer::Init() { |
24 assert(!is_init_); | 25 RTC_DCHECK(!is_init_); |
25 is_init_ = true; | 26 is_init_ = true; |
26 | 27 |
27 glGenTextures(1, &texture_); | 28 glGenTextures(1, &texture_); |
28 } | 29 } |
29 | 30 |
30 void GlRenderer::Destroy() { | 31 void GlRenderer::Destroy() { |
31 if (!is_init_) { | 32 if (!is_init_) { |
32 return; | 33 return; |
33 } | 34 } |
34 | 35 |
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45 glViewport(0, 0, width, height); | 46 glViewport(0, 0, width, height); |
46 | 47 |
47 glMatrixMode(GL_PROJECTION); | 48 glMatrixMode(GL_PROJECTION); |
48 glLoadIdentity(); | 49 glLoadIdentity(); |
49 glClearColor(0.0f, 0.0f, 0.0f, 1.0f); | 50 glClearColor(0.0f, 0.0f, 0.0f, 1.0f); |
50 glOrtho(0.0f, 1.0f, 1.0f, 0.0f, -1.0f, 1.0f); | 51 glOrtho(0.0f, 1.0f, 1.0f, 0.0f, -1.0f, 1.0f); |
51 glMatrixMode(GL_MODELVIEW); | 52 glMatrixMode(GL_MODELVIEW); |
52 } | 53 } |
53 | 54 |
54 void GlRenderer::ResizeVideo(size_t width, size_t height) { | 55 void GlRenderer::ResizeVideo(size_t width, size_t height) { |
55 assert(is_init_); | 56 RTC_DCHECK(is_init_); |
56 width_ = width; | 57 width_ = width; |
57 height_ = height; | 58 height_ = height; |
58 | 59 |
59 buffer_size_ = width * height * 4; // BGRA | 60 buffer_size_ = width * height * 4; // BGRA |
60 | 61 |
61 delete[] buffer_; | 62 delete[] buffer_; |
62 buffer_ = new uint8_t[buffer_size_]; | 63 buffer_ = new uint8_t[buffer_size_]; |
63 assert(buffer_ != NULL); | 64 RTC_DCHECK(buffer_); |
64 memset(buffer_, 0, buffer_size_); | 65 memset(buffer_, 0, buffer_size_); |
65 glBindTexture(GL_TEXTURE_2D, texture_); | 66 glBindTexture(GL_TEXTURE_2D, texture_); |
66 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_BASE_LEVEL, 0); | 67 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_BASE_LEVEL, 0); |
67 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 0); | 68 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 0); |
68 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, width, height, 0, GL_BGRA, | 69 glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, width, height, 0, GL_BGRA, |
69 GL_UNSIGNED_INT_8_8_8_8, static_cast<GLvoid*>(buffer_)); | 70 GL_UNSIGNED_INT_8_8_8_8, static_cast<GLvoid*>(buffer_)); |
70 } | 71 } |
71 | 72 |
72 void GlRenderer::OnFrame(const webrtc::VideoFrame& frame) { | 73 void GlRenderer::OnFrame(const webrtc::VideoFrame& frame) { |
73 assert(is_init_); | 74 RTC_DCHECK(is_init_); |
74 | 75 |
75 if (static_cast<size_t>(frame.width()) != width_ || | 76 if (static_cast<size_t>(frame.width()) != width_ || |
76 static_cast<size_t>(frame.height()) != height_) { | 77 static_cast<size_t>(frame.height()) != height_) { |
77 ResizeVideo(frame.width(), frame.height()); | 78 ResizeVideo(frame.width(), frame.height()); |
78 } | 79 } |
79 | 80 |
80 webrtc::ConvertFromI420(frame, kBGRA, 0, buffer_); | 81 webrtc::ConvertFromI420(frame, kBGRA, 0, buffer_); |
81 | 82 |
82 glEnable(GL_TEXTURE_2D); | 83 glEnable(GL_TEXTURE_2D); |
83 glBindTexture(GL_TEXTURE_2D, texture_); | 84 glBindTexture(GL_TEXTURE_2D, texture_); |
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102 glTexCoord2f(1.0f, 0.0f); | 103 glTexCoord2f(1.0f, 0.0f); |
103 glVertex3f(1.0f, 0.0f, 0.0f); | 104 glVertex3f(1.0f, 0.0f, 0.0f); |
104 } | 105 } |
105 glEnd(); | 106 glEnd(); |
106 | 107 |
107 glBindTexture(GL_TEXTURE_2D, 0); | 108 glBindTexture(GL_TEXTURE_2D, 0); |
108 glFlush(); | 109 glFlush(); |
109 } | 110 } |
110 } // test | 111 } // test |
111 } // webrtc | 112 } // webrtc |
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