VideoCapture: more migration IPC-->mojo, part 5

content/common/video_capture.mojom

 // 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.
 
 module content.mojom;
 
 import "gpu/ipc/common/sync_token.mojom";
+import "media/mojo/interfaces/media_types.mojom";
+import "mojo/common/common_custom_types.mojom";
 import "services/video_capture/public/interfaces/video_capture_device_proxy.mojom";
 import "services/video_capture/public/interfaces/video_capture_format.mojom";
+import "ui/gfx/geometry/mojo/geometry.mojom";
 
 struct VideoCaptureParams {
   video_capture.mojom.VideoCaptureFormat requested_format;
   video_capture.mojom.ResolutionChangePolicy resolution_change_policy;
   video_capture.mojom.PowerLineFrequency power_line_frequency;
 };
 
+struct VideoFrameInfo{
+  mojo.common.mojom.TimeDelta timestamp;
+  mojo.common.mojom.DictionaryValue metadata;
+  media.mojom.VideoFormat pixel_format;
+  video_capture.mojom.VideoPixelStorage storage_type;
+  gfx.mojom.Size coded_size;
+  gfx.mojom.Rect visible_rect;
+};
+
 enum VideoCaptureState {
   STARTED,
   PAUSED,
   RESUMED,
   STOPPED,
   FAILED,
   ENDED,
 };
 
 // Interface for notifications from Browser/Host back to Renderer/Client. This
 // interface is used between VideoCaptureHost.Start() and Stop().
 interface VideoCaptureObserver {
-  // Gets notigied about a VideoCaptureState update.
+  // Gets notified about a VideoCaptureState update.
   OnStateChanged(VideoCaptureState state);
 
-// TODO(mcasas): Migrate the rest of the messages, https://crbug.com/651897.
+  // |buffer_id| has video capture data with |info| containing the associated
+  // VideoFrame constituent parts.
+  OnBufferReady(int32 buffer_id, VideoFrameInfo info);
+
+  // |buffer_id| has been released by VideoCaptureHost and must not be used.
+  OnBufferDestroyed(int32 buffer_id);
+
+  // TODO(mcasas): Migrate the rest of the messages, https://crbug.com/651897.
 };
 
 interface VideoCaptureHost {
   // Start the |session_id| session with |params|. The video capture will be
   // identified as |device_id|, a new id picked by the renderer process.
   // |observer| will be used for notifications.
   Start(int32 device_id, int32 session_id, VideoCaptureParams params,
         VideoCaptureObserver observer);
 
   // Closes the video capture specified by |device_id|.
@@ skipping 15 matching lines @@
                 double consumer_resource_utilization);
 
   // Get the formats supported by a device referenced by |session_id|.
   GetDeviceSupportedFormats(int32 device_id, int32 session_id)
     => (array<video_capture.mojom.VideoCaptureFormat> formats_supported);
 
   // Get the format(s) in use by a device referenced by |session_id|.
   GetDeviceFormatsInUse(int32 device_id, int32 session_id)
     => (array<video_capture.mojom.VideoCaptureFormat> formats_in_use);
 };