src/content/renderer/media/mock_media_stream_video_source.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/renderer/media/mock_media_stream_video_source.h"
   6
   7 #include "base/bind.h"
   8 #include "base/callback_helpers.h"
   9 #include "base/location.h"
  10
  11 namespace content {
  12
  13 MockMediaStreamVideoSource::MockMediaStreamVideoSource(
  14     bool manual_get_supported_formats)
  15     : manual_get_supported_formats_(manual_get_supported_formats),
  16       max_requested_height_(0),
  17       max_requested_width_(0),
  18       max_requested_frame_rate_(0.0),
  19       attempted_to_start_(false) {
  20   supported_formats_.push_back(
  21       media::VideoCaptureFormat(
  22           gfx::Size(MediaStreamVideoSource::kDefaultWidth,
  23                     MediaStreamVideoSource::kDefaultHeight),
  24           MediaStreamVideoSource::kDefaultFrameRate,
  25           media::PIXEL_FORMAT_I420));
  26 }
  27
  28 MockMediaStreamVideoSource::~MockMediaStreamVideoSource() {}
  29
  30 void MockMediaStreamVideoSource::StartMockedSource() {
  31   DCHECK(attempted_to_start_);
  32   attempted_to_start_ = false;
  33   OnStartDone(MEDIA_DEVICE_OK);
  34 }
  35
  36 void MockMediaStreamVideoSource::FailToStartMockedSource() {
  37   DCHECK(attempted_to_start_);
  38   attempted_to_start_ = false;
  39   OnStartDone(MEDIA_DEVICE_TRACK_START_FAILURE);
  40 }
  41
  42 void MockMediaStreamVideoSource::CompleteGetSupportedFormats() {
  43   DCHECK(!formats_callback_.is_null());
  44   base::ResetAndReturn(&formats_callback_).Run(supported_formats_);
  45 }
  46
  47 void MockMediaStreamVideoSource::GetCurrentSupportedFormats(
  48     int max_requested_height,
  49     int max_requested_width,
  50     double max_requested_frame_rate,
  51     const VideoCaptureDeviceFormatsCB& callback) {
  52   DCHECK(formats_callback_.is_null());
  53   max_requested_height_ = max_requested_height;
  54   max_requested_width_ = max_requested_width;
  55   max_requested_frame_rate_ = max_requested_frame_rate;
  56
  57   if (manual_get_supported_formats_) {
  58     formats_callback_ = callback;
  59     return;
  60   }
  61   callback.Run(supported_formats_);
  62 }
  63
  64 void MockMediaStreamVideoSource::StartSourceImpl(
  65     const media::VideoCaptureParams& params,
  66     const VideoCaptureDeliverFrameCB& frame_callback) {
  67   DCHECK(frame_callback_.is_null());
  68   params_ = params;
  69   attempted_to_start_ = true;
  70   frame_callback_ = frame_callback;
  71 }
  72
  73 void MockMediaStreamVideoSource::StopSourceImpl() {
  74 }
  75
  76 void MockMediaStreamVideoSource::DeliverVideoFrame(
  77     const scoped_refptr<media::VideoFrame>& frame) {
  78   DCHECK(!frame_callback_.is_null());
  79   io_message_loop()->PostTask(
  80       FROM_HERE,
  81       base::Bind(&MockMediaStreamVideoSource::DeliverVideoFrameOnIO,
  82                  base::Unretained(this), frame, params_.requested_format,
  83                  base::TimeTicks(), frame_callback_));
  84 }
  85
  86 void MockMediaStreamVideoSource::DeliverVideoFrameOnIO(
  87     const scoped_refptr<media::VideoFrame>& frame,
  88     media::VideoCaptureFormat format,
  89     const base::TimeTicks& estimated_capture_time,
  90     const VideoCaptureDeliverFrameCB& frame_callback) {
  91   frame_callback.Run(frame, format, estimated_capture_time);
  92 }
  93
  94 }  // namespace content