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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 |
| (...skipping 196 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
| 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 int* out_width, | |
| 220 int* out_height, | |
| 221 int* crop_width, | |
| 222 int* crop_height, | |
| 223 int* crop_x, | |
| 224 int* crop_y) { | |
| 225 if (!broadcaster_.frame_wanted()) { | |
| 226 return false; | |
| 227 } | |
| 228 | |
| 229 if (enable_video_adapter_ && !IsScreencast()) { | |
| 230 if (!video_adapter_.AdaptFrameResolution( | |
| 231 width, height, crop_width, crop_height, out_width, out_height)) | |
|
magjed_webrtc
2016/05/17 12:12:40
nit: Add {}
nisse-webrtc
2016/05/18 11:16:34
Done.
| |
| 232 // VideoAdapter dropped the frame. | |
| 233 return false; | |
| 234 *crop_x = (width - *crop_width) / 2; | |
| 235 *crop_y = (height - *crop_height) / 2; | |
| 236 } else { | |
| 237 *out_width = width; | |
| 238 *out_height = height; | |
| 239 *crop_width = width; | |
| 240 *crop_height = height; | |
| 241 *crop_x = 0; | |
| 242 *crop_y = 0; | |
| 243 } | |
| 244 return true; | |
| 245 } | |
| 246 | |
| 217 void VideoCapturer::OnFrameCaptured(VideoCapturer*, | 247 void VideoCapturer::OnFrameCaptured(VideoCapturer*, |
| 218 const CapturedFrame* captured_frame) { | 248 const CapturedFrame* captured_frame) { |
| 219 if (!broadcaster_.frame_wanted()) { | 249 int out_width; |
| 250 int out_height; | |
| 251 int crop_width; | |
| 252 int crop_height; | |
| 253 int crop_x; | |
| 254 int crop_y; | |
| 255 | |
| 256 if (!AdaptFrame(captured_frame->width, captured_frame->height, | |
| 257 &out_width, &out_height, | |
| 258 &crop_width, &crop_height, &crop_x, &crop_y)) { | |
| 220 return; | 259 return; |
| 221 } | 260 } |
| 222 | 261 |
| 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 &cropped_width, &cropped_height, | |
| 231 &out_width, &out_height); | |
| 232 if (out_width == 0 || out_height == 0) { | |
| 233 // VideoAdapter dropped the frame. | |
| 234 return; | |
| 235 } | |
| 236 } | |
| 237 | |
| 238 if (!frame_factory_) { | 262 if (!frame_factory_) { |
| 239 LOG(LS_ERROR) << "No video frame factory."; | 263 LOG(LS_ERROR) << "No video frame factory."; |
| 240 return; | 264 return; |
| 241 } | 265 } |
| 242 | 266 |
| 243 // TODO(nisse): Reorganize frame factory methods. | 267 // TODO(nisse): Reorganize frame factory methods. crop_x and crop_y |
| 268 // are ignored for now. | |
| 244 std::unique_ptr<VideoFrame> adapted_frame(frame_factory_->CreateAliasedFrame( | 269 std::unique_ptr<VideoFrame> adapted_frame(frame_factory_->CreateAliasedFrame( |
| 245 captured_frame, cropped_width, cropped_height, out_width, out_height)); | 270 captured_frame, crop_width, crop_height, out_width, out_height)); |
| 246 | 271 |
| 247 if (!adapted_frame) { | 272 if (!adapted_frame) { |
| 248 // TODO(fbarchard): LOG more information about captured frame attributes. | 273 // TODO(fbarchard): LOG more information about captured frame attributes. |
| 249 LOG(LS_ERROR) << "Couldn't convert to I420! " | 274 LOG(LS_ERROR) << "Couldn't convert to I420! " |
| 250 << "From " << ToString(captured_frame) << " To " | 275 << "From " << ToString(captured_frame) << " To " |
| 251 << out_width << " x " << out_height; | 276 << out_width << " x " << out_height; |
| 252 return; | 277 return; |
| 253 } | 278 } |
| 254 | 279 |
| 255 OnFrame(this, adapted_frame.get()); | 280 OnFrame(*adapted_frame, captured_frame->width, captured_frame->height); |
| 256 UpdateInputSize(captured_frame); | |
| 257 } | 281 } |
| 258 | 282 |
| 259 void VideoCapturer::OnFrame(VideoCapturer* capturer, const VideoFrame* frame) { | 283 void VideoCapturer::OnFrame(const VideoFrame& frame, |
| 260 broadcaster_.OnFrame(*frame); | 284 int orig_width, |
| 285 int orig_height) { | |
| 286 broadcaster_.OnFrame(frame); | |
| 287 UpdateInputSize(orig_width, orig_height); | |
| 261 } | 288 } |
| 262 | 289 |
| 263 void VideoCapturer::SetCaptureState(CaptureState state) { | 290 void VideoCapturer::SetCaptureState(CaptureState state) { |
| 264 RTC_DCHECK(thread_checker_.CalledOnValidThread()); | 291 RTC_DCHECK(thread_checker_.CalledOnValidThread()); |
| 265 if (state == capture_state_) { | 292 if (state == capture_state_) { |
| 266 // Don't trigger a state changed callback if the state hasn't changed. | 293 // Don't trigger a state changed callback if the state hasn't changed. |
| 267 return; | 294 return; |
| 268 } | 295 } |
| 269 capture_state_ = state; | 296 capture_state_ = state; |
| 270 SignalStateChange(this, capture_state_); | 297 SignalStateChange(this, capture_state_); |
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| 391 | 418 |
| 392 bool VideoCapturer::ShouldFilterFormat(const VideoFormat& format) const { | 419 bool VideoCapturer::ShouldFilterFormat(const VideoFormat& format) const { |
| 393 RTC_DCHECK(thread_checker_.CalledOnValidThread()); | 420 RTC_DCHECK(thread_checker_.CalledOnValidThread()); |
| 394 if (!enable_camera_list_) { | 421 if (!enable_camera_list_) { |
| 395 return false; | 422 return false; |
| 396 } | 423 } |
| 397 return format.width > max_format_->width || | 424 return format.width > max_format_->width || |
| 398 format.height > max_format_->height; | 425 format.height > max_format_->height; |
| 399 } | 426 } |
| 400 | 427 |
| 401 void VideoCapturer::UpdateInputSize(const CapturedFrame* captured_frame) { | 428 void VideoCapturer::UpdateInputSize(int width, int height) { |
| 402 // Update stats protected from fetches from different thread. | 429 // Update stats protected from fetches from different thread. |
| 403 rtc::CritScope cs(&frame_stats_crit_); | 430 rtc::CritScope cs(&frame_stats_crit_); |
| 404 | 431 |
| 405 input_size_valid_ = true; | 432 input_size_valid_ = true; |
| 406 input_width_ = captured_frame->width; | 433 input_width_ = width; |
| 407 input_height_ = captured_frame->height; | 434 input_height_ = height; |
| 408 } | 435 } |
| 409 | 436 |
| 410 } // namespace cricket | 437 } // namespace cricket |
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