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1 /* | 1 /* |
2 * Copyright (c) 2010 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2010 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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207 if (frame_factory_) { | 207 if (frame_factory_) { |
208 frame_factory_->SetApplyRotation(apply_rotation_); | 208 frame_factory_->SetApplyRotation(apply_rotation_); |
209 } | 209 } |
210 | 210 |
211 if (video_adapter()) { | 211 if (video_adapter()) { |
212 video_adapter()->OnResolutionRequest(wants.max_pixel_count, | 212 video_adapter()->OnResolutionRequest(wants.max_pixel_count, |
213 wants.max_pixel_count_step_up); | 213 wants.max_pixel_count_step_up); |
214 } | 214 } |
215 } | 215 } |
216 | 216 |
| 217 bool VideoCapturer::AdaptFrame(int width, |
| 218 int height, |
| 219 // TODO(nisse): Switch to us unit. |
| 220 int64_t capture_time_ns, |
| 221 int* out_width, |
| 222 int* out_height, |
| 223 int* crop_width, |
| 224 int* crop_height, |
| 225 int* crop_x, |
| 226 int* crop_y) { |
| 227 if (!broadcaster_.frame_wanted()) { |
| 228 return false; |
| 229 } |
| 230 |
| 231 if (enable_video_adapter_ && !IsScreencast()) { |
| 232 if (!video_adapter_.AdaptFrameResolution( |
| 233 width, height, capture_time_ns, |
| 234 crop_width, crop_height, out_width, out_height)) { |
| 235 // VideoAdapter dropped the frame. |
| 236 return false; |
| 237 } |
| 238 *crop_x = (width - *crop_width) / 2; |
| 239 *crop_y = (height - *crop_height) / 2; |
| 240 } else { |
| 241 *out_width = width; |
| 242 *out_height = height; |
| 243 *crop_width = width; |
| 244 *crop_height = height; |
| 245 *crop_x = 0; |
| 246 *crop_y = 0; |
| 247 } |
| 248 return true; |
| 249 } |
| 250 |
217 void VideoCapturer::OnFrameCaptured(VideoCapturer*, | 251 void VideoCapturer::OnFrameCaptured(VideoCapturer*, |
218 const CapturedFrame* captured_frame) { | 252 const CapturedFrame* captured_frame) { |
219 if (!broadcaster_.frame_wanted()) { | 253 int out_width; |
| 254 int out_height; |
| 255 int crop_width; |
| 256 int crop_height; |
| 257 int crop_x; |
| 258 int crop_y; |
| 259 |
| 260 if (!AdaptFrame(captured_frame->width, captured_frame->height, |
| 261 captured_frame->time_stamp, |
| 262 &out_width, &out_height, |
| 263 &crop_width, &crop_height, &crop_x, &crop_y)) { |
220 return; | 264 return; |
221 } | 265 } |
222 | 266 |
223 int cropped_width = captured_frame->width; | |
224 int cropped_height = captured_frame->height; | |
225 int out_width = captured_frame->width; | |
226 int out_height = captured_frame->height; | |
227 if (enable_video_adapter_ && !IsScreencast()) { | |
228 video_adapter_.AdaptFrameResolution( | |
229 captured_frame->width, captured_frame->height, | |
230 captured_frame->time_stamp, | |
231 &cropped_width, &cropped_height, | |
232 &out_width, &out_height); | |
233 if (out_width == 0 || out_height == 0) { | |
234 // VideoAdapter dropped the frame. | |
235 return; | |
236 } | |
237 } | |
238 | |
239 if (!frame_factory_) { | 267 if (!frame_factory_) { |
240 LOG(LS_ERROR) << "No video frame factory."; | 268 LOG(LS_ERROR) << "No video frame factory."; |
241 return; | 269 return; |
242 } | 270 } |
243 | 271 |
244 // TODO(nisse): Reorganize frame factory methods. | 272 // TODO(nisse): Reorganize frame factory methods. crop_x and crop_y |
| 273 // are ignored for now. |
245 std::unique_ptr<VideoFrame> adapted_frame(frame_factory_->CreateAliasedFrame( | 274 std::unique_ptr<VideoFrame> adapted_frame(frame_factory_->CreateAliasedFrame( |
246 captured_frame, cropped_width, cropped_height, out_width, out_height)); | 275 captured_frame, crop_width, crop_height, out_width, out_height)); |
247 | 276 |
248 if (!adapted_frame) { | 277 if (!adapted_frame) { |
249 // TODO(fbarchard): LOG more information about captured frame attributes. | 278 // TODO(fbarchard): LOG more information about captured frame attributes. |
250 LOG(LS_ERROR) << "Couldn't convert to I420! " | 279 LOG(LS_ERROR) << "Couldn't convert to I420! " |
251 << "From " << ToString(captured_frame) << " To " | 280 << "From " << ToString(captured_frame) << " To " |
252 << out_width << " x " << out_height; | 281 << out_width << " x " << out_height; |
253 return; | 282 return; |
254 } | 283 } |
255 | 284 |
256 OnFrame(this, adapted_frame.get()); | 285 OnFrame(*adapted_frame, captured_frame->width, captured_frame->height); |
257 UpdateInputSize(captured_frame); | |
258 } | 286 } |
259 | 287 |
260 void VideoCapturer::OnFrame(VideoCapturer* capturer, const VideoFrame* frame) { | 288 void VideoCapturer::OnFrame(const VideoFrame& frame, |
261 broadcaster_.OnFrame(*frame); | 289 int orig_width, |
| 290 int orig_height) { |
| 291 broadcaster_.OnFrame(frame); |
| 292 UpdateInputSize(orig_width, orig_height); |
262 } | 293 } |
263 | 294 |
264 void VideoCapturer::SetCaptureState(CaptureState state) { | 295 void VideoCapturer::SetCaptureState(CaptureState state) { |
265 RTC_DCHECK(thread_checker_.CalledOnValidThread()); | 296 RTC_DCHECK(thread_checker_.CalledOnValidThread()); |
266 if (state == capture_state_) { | 297 if (state == capture_state_) { |
267 // Don't trigger a state changed callback if the state hasn't changed. | 298 // Don't trigger a state changed callback if the state hasn't changed. |
268 return; | 299 return; |
269 } | 300 } |
270 capture_state_ = state; | 301 capture_state_ = state; |
271 SignalStateChange(this, capture_state_); | 302 SignalStateChange(this, capture_state_); |
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392 | 423 |
393 bool VideoCapturer::ShouldFilterFormat(const VideoFormat& format) const { | 424 bool VideoCapturer::ShouldFilterFormat(const VideoFormat& format) const { |
394 RTC_DCHECK(thread_checker_.CalledOnValidThread()); | 425 RTC_DCHECK(thread_checker_.CalledOnValidThread()); |
395 if (!enable_camera_list_) { | 426 if (!enable_camera_list_) { |
396 return false; | 427 return false; |
397 } | 428 } |
398 return format.width > max_format_->width || | 429 return format.width > max_format_->width || |
399 format.height > max_format_->height; | 430 format.height > max_format_->height; |
400 } | 431 } |
401 | 432 |
402 void VideoCapturer::UpdateInputSize(const CapturedFrame* captured_frame) { | 433 void VideoCapturer::UpdateInputSize(int width, int height) { |
403 // Update stats protected from fetches from different thread. | 434 // Update stats protected from fetches from different thread. |
404 rtc::CritScope cs(&frame_stats_crit_); | 435 rtc::CritScope cs(&frame_stats_crit_); |
405 | 436 |
406 input_size_valid_ = true; | 437 input_size_valid_ = true; |
407 input_width_ = captured_frame->width; | 438 input_width_ = width; |
408 input_height_ = captured_frame->height; | 439 input_height_ = height; |
409 } | 440 } |
410 | 441 |
411 } // namespace cricket | 442 } // namespace cricket |
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