[Mojo Video Capture] Move conversions between mojom and media types to a separate file

services/video_capture/video_capture_device_proxy_impl.cc

 // Copyright 2016 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 "base/logging.h"
 #include "services/video_capture/device_client_mojo_to_media_adapter.h"
+#include "services/video_capture/mojo_media_conversions.h"
 #include "services/video_capture/video_capture_device_proxy_impl.h"
 
 namespace video_capture {
 
 VideoCaptureDeviceProxyImpl::VideoCaptureDeviceProxyImpl(
     std::unique_ptr<media::VideoCaptureDevice> device)
     : device_(std::move(device)) {}
 
 VideoCaptureDeviceProxyImpl::~VideoCaptureDeviceProxyImpl() {
   if (device_running_)
@@ skipping 21 matching lines @@
 
 void VideoCaptureDeviceProxyImpl::Stop() {
   device_->StopAndDeAllocate();
   device_running_ = false;
 }
 
 void VideoCaptureDeviceProxyImpl::OnClientConnectionErrorOrClose() {
   device_->StopAndDeAllocate();
 }
 
-// static
-media::VideoCaptureFormat VideoCaptureDeviceProxyImpl::ConvertFromMojoToMedia(
-    mojom::VideoCaptureFormatPtr format) {
-  media::VideoCaptureFormat result;
-  result.pixel_format = ConvertFromMojoToMedia(format->pixel_format);
-  result.pixel_storage = ConvertFromMojoToMedia(format->pixel_storage);
-  result.frame_size.SetSize(format->frame_size.width(),
-                            format->frame_size.height());
-  result.frame_rate = format->frame_rate;
-  return result;
-}
-
-// static
-media::VideoPixelFormat VideoCaptureDeviceProxyImpl::ConvertFromMojoToMedia(
-    media::mojom::VideoFormat format) {
-  // Since there are static_asserts in place in
-  // media/mojo/common/media_type_converters.cc to guarantee equality of the
-  // underlying representations, we can simply static_cast to convert.
-  return static_cast<media::VideoPixelFormat>(format);
-}
-
-// static
-media::VideoPixelStorage VideoCaptureDeviceProxyImpl::ConvertFromMojoToMedia(
-    mojom::VideoPixelStorage storage) {
-  switch (storage) {
-    case mojom::VideoPixelStorage::CPU:
-      return media::PIXEL_STORAGE_CPU;
-    case mojom::VideoPixelStorage::GPUMEMORYBUFFER:
-      return media::PIXEL_STORAGE_GPUMEMORYBUFFER;
-  }
-  NOTREACHED();
-  return media::PIXEL_STORAGE_CPU;
-}
-
-// static
-media::ResolutionChangePolicy
-VideoCaptureDeviceProxyImpl::ConvertFromMojoToMedia(
-    mojom::ResolutionChangePolicy policy) {
-  switch (policy) {
-    case mojom::ResolutionChangePolicy::FIXED_RESOLUTION:
-      return media::RESOLUTION_POLICY_FIXED_RESOLUTION;
-    case mojom::ResolutionChangePolicy::FIXED_ASPECT_RATIO:
-      return media::RESOLUTION_POLICY_FIXED_ASPECT_RATIO;
-    case mojom::ResolutionChangePolicy::ANY_WITHIN_LIMIT:
-      return media::RESOLUTION_POLICY_ANY_WITHIN_LIMIT;
-  }
-  NOTREACHED();
-  return media::RESOLUTION_POLICY_FIXED_RESOLUTION;
-}
-
-// static
-media::PowerLineFrequency VideoCaptureDeviceProxyImpl::ConvertFromMojoToMedia(
-    mojom::PowerLineFrequency frequency) {
-  switch (frequency) {
-    case mojom::PowerLineFrequency::DEFAULT:
-      return media::PowerLineFrequency::FREQUENCY_DEFAULT;
-    case mojom::PowerLineFrequency::HZ_50:
-      return media::PowerLineFrequency::FREQUENCY_50HZ;
-    case mojom::PowerLineFrequency::HZ_60:
-      return media::PowerLineFrequency::FREQUENCY_60HZ;
-  }
-  NOTREACHED();
-  return media::PowerLineFrequency::FREQUENCY_DEFAULT;
-}
-
 }  // namespace video_capture