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1 /* | 1 /* |
2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2012 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 |
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96 int stride, | 96 int stride, |
97 FILE* file) { | 97 FILE* file) { |
98 for (int i = 0; i < height; i++, buf += stride) { | 98 for (int i = 0; i < height; i++, buf += stride) { |
99 if (fwrite(buf, 1, width, file) != static_cast<unsigned int>(width)) | 99 if (fwrite(buf, 1, width, file) != static_cast<unsigned int>(width)) |
100 return -1; | 100 return -1; |
101 } | 101 } |
102 return 0; | 102 return 0; |
103 } | 103 } |
104 | 104 |
105 // TODO(nisse): Belongs with the test code? | 105 // TODO(nisse): Belongs with the test code? |
106 int PrintVideoFrame(const VideoFrame& frame, FILE* file) { | 106 int PrintVideoFrame(const VideoFrameBuffer& frame, FILE* file) { |
107 if (file == NULL) | 107 int width = frame.width(); |
108 return -1; | 108 int height = frame.height(); |
109 if (frame.IsZeroSize()) | |
110 return -1; | |
111 int width = frame.video_frame_buffer()->width(); | |
112 int height = frame.video_frame_buffer()->height(); | |
113 int chroma_width = (width + 1) / 2; | 109 int chroma_width = (width + 1) / 2; |
114 int chroma_height = (height + 1) / 2; | 110 int chroma_height = (height + 1) / 2; |
115 | 111 |
116 if (PrintPlane(frame.video_frame_buffer()->DataY(), width, height, | 112 if (PrintPlane(frame.DataY(), width, height, |
117 frame.video_frame_buffer()->StrideY(), file) < 0) { | 113 frame.StrideY(), file) < 0) { |
118 return -1; | 114 return -1; |
119 } | 115 } |
120 if (PrintPlane(frame.video_frame_buffer()->DataU(), | 116 if (PrintPlane(frame.DataU(), |
121 chroma_width, chroma_height, | 117 chroma_width, chroma_height, |
122 frame.video_frame_buffer()->StrideU(), file) < 0) { | 118 frame.StrideU(), file) < 0) { |
123 return -1; | 119 return -1; |
124 } | 120 } |
125 if (PrintPlane(frame.video_frame_buffer()->DataV(), | 121 if (PrintPlane(frame.DataV(), |
126 chroma_width, chroma_height, | 122 chroma_width, chroma_height, |
127 frame.video_frame_buffer()->StrideV(), file) < 0) { | 123 frame.StrideV(), file) < 0) { |
128 return -1; | 124 return -1; |
129 } | 125 } |
130 return 0; | 126 return 0; |
131 } | 127 } |
132 | 128 |
| 129 int PrintVideoFrame(const VideoFrame& frame, FILE* file) { |
| 130 if (frame.IsZeroSize()) |
| 131 return -1; |
| 132 return PrintVideoFrame(*frame.video_frame_buffer(), file); |
| 133 } |
| 134 |
133 int ExtractBuffer(const rtc::scoped_refptr<VideoFrameBuffer>& input_frame, | 135 int ExtractBuffer(const rtc::scoped_refptr<VideoFrameBuffer>& input_frame, |
134 size_t size, | 136 size_t size, |
135 uint8_t* buffer) { | 137 uint8_t* buffer) { |
136 assert(buffer); | 138 assert(buffer); |
137 if (!input_frame) | 139 if (!input_frame) |
138 return -1; | 140 return -1; |
139 int width = input_frame->width(); | 141 int width = input_frame->width(); |
140 int height = input_frame->height(); | 142 int height = input_frame->height(); |
141 size_t length = CalcBufferSize(kI420, width, height); | 143 size_t length = CalcBufferSize(kI420, width, height); |
142 if (size < length) { | 144 if (size < length) { |
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242 | 244 |
243 // TODO(nisse): Delete this wrapper, let callers use libyuv directly. | 245 // TODO(nisse): Delete this wrapper, let callers use libyuv directly. |
244 int ConvertToI420(VideoType src_video_type, | 246 int ConvertToI420(VideoType src_video_type, |
245 const uint8_t* src_frame, | 247 const uint8_t* src_frame, |
246 int crop_x, | 248 int crop_x, |
247 int crop_y, | 249 int crop_y, |
248 int src_width, | 250 int src_width, |
249 int src_height, | 251 int src_height, |
250 size_t sample_size, | 252 size_t sample_size, |
251 VideoRotation rotation, | 253 VideoRotation rotation, |
252 VideoFrame* dst_frame) { | 254 I420Buffer* dst_buffer) { |
253 int dst_width = dst_frame->width(); | 255 int dst_width = dst_buffer->width(); |
254 int dst_height = dst_frame->height(); | 256 int dst_height = dst_buffer->height(); |
255 // LibYuv expects pre-rotation values for dst. | 257 // LibYuv expects pre-rotation values for dst. |
256 // Stride values should correspond to the destination values. | 258 // Stride values should correspond to the destination values. |
257 if (rotation == kVideoRotation_90 || rotation == kVideoRotation_270) { | 259 if (rotation == kVideoRotation_90 || rotation == kVideoRotation_270) { |
258 dst_width = dst_frame->height(); | 260 std::swap(dst_width, dst_height); |
259 dst_height = dst_frame->width(); | |
260 } | 261 } |
261 return libyuv::ConvertToI420( | 262 return libyuv::ConvertToI420( |
262 src_frame, sample_size, | 263 src_frame, sample_size, |
263 dst_frame->video_frame_buffer()->MutableDataY(), | 264 dst_buffer->MutableDataY(), dst_buffer->StrideY(), |
264 dst_frame->video_frame_buffer()->StrideY(), | 265 dst_buffer->MutableDataU(), dst_buffer->StrideU(), |
265 dst_frame->video_frame_buffer()->MutableDataU(), | 266 dst_buffer->MutableDataV(), dst_buffer->StrideV(), |
266 dst_frame->video_frame_buffer()->StrideU(), | |
267 dst_frame->video_frame_buffer()->MutableDataV(), | |
268 dst_frame->video_frame_buffer()->StrideV(), | |
269 crop_x, crop_y, | 267 crop_x, crop_y, |
270 src_width, src_height, | 268 src_width, src_height, |
271 dst_width, dst_height, | 269 dst_width, dst_height, |
272 ConvertRotationMode(rotation), | 270 ConvertRotationMode(rotation), |
273 ConvertVideoType(src_video_type)); | 271 ConvertVideoType(src_video_type)); |
274 } | 272 } |
275 | 273 |
276 int ConvertFromI420(const VideoFrame& src_frame, | 274 int ConvertFromI420(const VideoFrame& src_frame, |
277 VideoType dst_video_type, | 275 VideoType dst_video_type, |
278 int dst_sample_size, | 276 int dst_sample_size, |
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385 src_v, src_uv_width, | 383 src_v, src_uv_width, |
386 src_width, src_height, | 384 src_width, src_height, |
387 dst_y, dst_stride_y, | 385 dst_y, dst_stride_y, |
388 dst_u, dst_stride_u, | 386 dst_u, dst_stride_u, |
389 dst_v, dst_stride_v, | 387 dst_v, dst_stride_v, |
390 dst_width, dst_height, | 388 dst_width, dst_height, |
391 libyuv::kFilterBox); | 389 libyuv::kFilterBox); |
392 } | 390 } |
393 | 391 |
394 } // namespace webrtc | 392 } // namespace webrtc |
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