From Video Capture, abolish OnFrameInfo and enable resolution changes

content/renderer/media/rtc_video_capturer.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/media/rtc_video_capturer.h"
 
 #include "base/bind.h"
 #include "base/debug/trace_event.h"
 
 namespace content {
@@ skipping 11 matching lines @@
 }
 
 cricket::CaptureState RtcVideoCapturer::Start(
     const cricket::VideoFormat& capture_format) {
   DVLOG(3) << " RtcVideoCapturer::Start ";
   if (state_ == VIDEO_CAPTURE_STATE_STARTED) {
     DVLOG(1) << "Got a StartCapture when already started!!! ";
     return cricket::CS_FAILED;
   }
 
-  media::VideoCaptureCapability cap;
-  cap.width = capture_format.width;
-  cap.height = capture_format.height;
-  cap.frame_rate = capture_format.framerate();
-  cap.color = media::PIXEL_FORMAT_I420;
+  media::VideoCaptureParams request;
+  request.requested_format =
+      media::VideoCaptureFormat(capture_format.width,
+                                capture_format.height,
+                                capture_format.framerate(),
+                                media::ConstantResolutionVideoCaptureDevice);
 
   SetCaptureFormat(&capture_format);
 
   state_ = VIDEO_CAPTURE_STATE_STARTED;
   first_frame_timestamp_ = media::kNoTimestamp();
   delegate_->StartCapture(
-      cap,
+      request,
       base::Bind(&RtcVideoCapturer::OnFrameCaptured, base::Unretained(this)),
       base::Bind(&RtcVideoCapturer::OnStateChange, base::Unretained(this)));
   // Update the desired aspect ratio so that later the video frame can be
   // cropped to meet the requirement if the camera returns a different
-  // resolution than the |cap|.
-  UpdateAspectRatio(cap.width, cap.height);
+  // resolution than the |request|.
+  UpdateAspectRatio(capture_format.width, capture_format.height);
   return cricket::CS_STARTING;
 }
 
 void RtcVideoCapturer::Stop() {
   DVLOG(3) << " RtcVideoCapturer::Stop ";
   if (state_ == VIDEO_CAPTURE_STATE_STOPPED) {
     DVLOG(1) << "Got a StopCapture while not started.";
     return;
   }
 
@@ skipping 89 matching lines @@
       converted_state = cricket::CS_FAILED;
       break;
     default:
       NOTREACHED();
       break;
   }
   SignalStateChange(this, converted_state);
 }
 
 }  // namespace content