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1 /* | 1 /* |
2 * Copyright (c) 2015 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2015 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 #include "webrtc/api/video/i420_buffer.h" | 10 #include "webrtc/api/video/i420_buffer.h" |
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140 } else { | 140 } else { |
141 return Rotate(*src, rotation); | 141 return Rotate(*src, rotation); |
142 } | 142 } |
143 } | 143 } |
144 | 144 |
145 void I420Buffer::InitializeData() { | 145 void I420Buffer::InitializeData() { |
146 memset(data_.get(), 0, | 146 memset(data_.get(), 0, |
147 I420DataSize(height_, stride_y_, stride_u_, stride_v_)); | 147 I420DataSize(height_, stride_y_, stride_u_, stride_v_)); |
148 } | 148 } |
149 | 149 |
| 150 VideoFrameBuffer::PixelFormat I420Buffer::Format() const { |
| 151 return PixelFormat::kI420; |
| 152 } |
| 153 |
150 int I420Buffer::width() const { | 154 int I420Buffer::width() const { |
151 return width_; | 155 return width_; |
152 } | 156 } |
153 | 157 |
154 int I420Buffer::height() const { | 158 int I420Buffer::height() const { |
155 return height_; | 159 return height_; |
156 } | 160 } |
157 | 161 |
158 const uint8_t* I420Buffer::DataY() const { | 162 const uint8_t* I420Buffer::DataY() const { |
159 return data_.get(); | 163 return data_.get(); |
160 } | 164 } |
161 const uint8_t* I420Buffer::DataU() const { | 165 const uint8_t* I420Buffer::DataU() const { |
162 return data_.get() + stride_y_ * height_; | 166 return data_.get() + stride_y_ * height_; |
163 } | 167 } |
164 const uint8_t* I420Buffer::DataV() const { | 168 const uint8_t* I420Buffer::DataV() const { |
165 return data_.get() + stride_y_ * height_ + stride_u_ * ((height_ + 1) / 2); | 169 return data_.get() + stride_y_ * height_ + stride_u_ * ((height_ + 1) / 2); |
166 } | 170 } |
167 | 171 |
168 int I420Buffer::StrideY() const { | 172 int I420Buffer::StrideY() const { |
169 return stride_y_; | 173 return stride_y_; |
170 } | 174 } |
171 int I420Buffer::StrideU() const { | 175 int I420Buffer::StrideU() const { |
172 return stride_u_; | 176 return stride_u_; |
173 } | 177 } |
174 int I420Buffer::StrideV() const { | 178 int I420Buffer::StrideV() const { |
175 return stride_v_; | 179 return stride_v_; |
176 } | 180 } |
177 | 181 |
178 void* I420Buffer::native_handle() const { | |
179 return nullptr; | |
180 } | |
181 | |
182 rtc::scoped_refptr<VideoFrameBuffer> I420Buffer::NativeToI420Buffer() { | |
183 return this; | |
184 } | |
185 | |
186 uint8_t* I420Buffer::MutableDataY() { | 182 uint8_t* I420Buffer::MutableDataY() { |
187 return const_cast<uint8_t*>(DataY()); | 183 return const_cast<uint8_t*>(DataY()); |
188 } | 184 } |
189 uint8_t* I420Buffer::MutableDataU() { | 185 uint8_t* I420Buffer::MutableDataU() { |
190 return const_cast<uint8_t*>(DataU()); | 186 return const_cast<uint8_t*>(DataU()); |
191 } | 187 } |
192 uint8_t* I420Buffer::MutableDataV() { | 188 uint8_t* I420Buffer::MutableDataV() { |
193 return const_cast<uint8_t*>(DataV()); | 189 return const_cast<uint8_t*>(DataV()); |
194 } | 190 } |
195 | 191 |
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250 src, | 246 src, |
251 (src.width() - crop_width) / 2, (src.height() - crop_height) / 2, | 247 (src.width() - crop_width) / 2, (src.height() - crop_height) / 2, |
252 crop_width, crop_height); | 248 crop_width, crop_height); |
253 } | 249 } |
254 | 250 |
255 void I420Buffer::ScaleFrom(const VideoFrameBuffer& src) { | 251 void I420Buffer::ScaleFrom(const VideoFrameBuffer& src) { |
256 CropAndScaleFrom(src, 0, 0, src.width(), src.height()); | 252 CropAndScaleFrom(src, 0, 0, src.width(), src.height()); |
257 } | 253 } |
258 | 254 |
259 } // namespace webrtc | 255 } // namespace webrtc |
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