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Side by Side Diff: content/renderer/media/capture_video_decoder.cc

Issue 10108009: Move VideoCapture::VideoCaptureCapability to video_capture_types.h (Closed) Base URL: http://git.chromium.org/chromium/src.git@master
Patch Set: Fix content_unittests build failure Created 8 years, 8 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "content/renderer/media/capture_video_decoder.h" 5 #include "content/renderer/media/capture_video_decoder.h"
6 6
7 #include "base/bind.h" 7 #include "base/bind.h"
8 #include "base/callback_helpers.h" 8 #include "base/callback_helpers.h"
9 #include "content/renderer/media/video_capture_impl_manager.h" 9 #include "content/renderer/media/video_capture_impl_manager.h"
10 #include "media/base/filter_host.h" 10 #include "media/base/filter_host.h"
11 #include "media/base/limits.h" 11 #include "media/base/limits.h"
12 #include "media/base/video_util.h" 12 #include "media/base/video_util.h"
13 13
14 using media::CopyYPlane; 14 using media::CopyYPlane;
15 using media::CopyUPlane; 15 using media::CopyUPlane;
16 using media::CopyVPlane; 16 using media::CopyVPlane;
17 17
18 CaptureVideoDecoder::CaptureVideoDecoder( 18 CaptureVideoDecoder::CaptureVideoDecoder(
19 base::MessageLoopProxy* message_loop_proxy, 19 base::MessageLoopProxy* message_loop_proxy,
20 media::VideoCaptureSessionId video_stream_id, 20 media::VideoCaptureSessionId video_stream_id,
21 VideoCaptureImplManager* vc_manager, 21 VideoCaptureImplManager* vc_manager,
22 const media::VideoCapture::VideoCaptureCapability& capability) 22 const media::VideoCaptureCapability& capability)
23 : message_loop_proxy_(message_loop_proxy), 23 : message_loop_proxy_(message_loop_proxy),
24 vc_manager_(vc_manager), 24 vc_manager_(vc_manager),
25 capability_(capability), 25 capability_(capability),
26 natural_size_(capability.width, capability.height), 26 natural_size_(capability.width, capability.height),
27 state_(kUnInitialized), 27 state_(kUnInitialized),
28 got_first_frame_(false), 28 got_first_frame_(false),
29 video_stream_id_(video_stream_id), 29 video_stream_id_(video_stream_id),
30 capture_engine_(NULL) { 30 capture_engine_(NULL) {
31 DCHECK(vc_manager); 31 DCHECK(vc_manager);
32 } 32 }
(...skipping 221 matching lines...) Expand 10 before | Expand all | Expand 10 after
254 natural_size_.width(), 254 natural_size_.width(),
255 natural_size_.height(), 255 natural_size_.height(),
256 buf->timestamp - start_time_, 256 buf->timestamp - start_time_,
257 base::TimeDelta::FromMilliseconds(0)); 257 base::TimeDelta::FromMilliseconds(0));
258 258
259 last_frame_timestamp_ = buf->timestamp; 259 last_frame_timestamp_ = buf->timestamp;
260 uint8* buffer = buf->memory_pointer; 260 uint8* buffer = buf->memory_pointer;
261 261
262 // Assume YV12 format. Note that camera gives YUV and media pipeline video 262 // Assume YV12 format. Note that camera gives YUV and media pipeline video
263 // renderer asks for YVU. The following code did the conversion. 263 // renderer asks for YVU. The following code did the conversion.
264 DCHECK_EQ(capability_.raw_type, media::VideoFrame::I420); 264 DCHECK_EQ(capability_.color, media::VideoFrame::I420);
265 int y_width = buf->width; 265 int y_width = buf->width;
266 int y_height = buf->height; 266 int y_height = buf->height;
267 int uv_width = buf->width / 2; 267 int uv_width = buf->width / 2;
268 int uv_height = buf->height / 2; // YV12 format. 268 int uv_height = buf->height / 2; // YV12 format.
269 CopyYPlane(buffer, y_width, y_height, video_frame); 269 CopyYPlane(buffer, y_width, y_height, video_frame);
270 buffer += y_width * y_height; 270 buffer += y_width * y_height;
271 CopyUPlane(buffer, uv_width, uv_height, video_frame); 271 CopyUPlane(buffer, uv_width, uv_height, video_frame);
272 buffer += uv_width * uv_height; 272 buffer += uv_width * uv_height;
273 CopyVPlane(buffer, uv_width, uv_height, video_frame); 273 CopyVPlane(buffer, uv_width, uv_height, video_frame);
274 274
275 DeliverFrame(video_frame); 275 DeliverFrame(video_frame);
276 capture->FeedBuffer(buf); 276 capture->FeedBuffer(buf);
277 } 277 }
278 278
279 void CaptureVideoDecoder::DeliverFrame( 279 void CaptureVideoDecoder::DeliverFrame(
280 const scoped_refptr<media::VideoFrame>& video_frame) { 280 const scoped_refptr<media::VideoFrame>& video_frame) {
281 // Reset the callback before running to protect against reentrancy. 281 // Reset the callback before running to protect against reentrancy.
282 ReadCB read_cb = read_cb_; 282 ReadCB read_cb = read_cb_;
283 read_cb_.Reset(); 283 read_cb_.Reset();
284 read_cb.Run(video_frame); 284 read_cb.Run(video_frame);
285 } 285 }
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