media: Introduce Y8 and Y16 video pixel format

cc/resources/video_resource_updater.cc

Index: cc/resources/video_resource_updater.cc
diff --git a/cc/resources/video_resource_updater.cc b/cc/resources/video_resource_updater.cc
index ae02820d071d3d7042ab4d0f15ba50caa59da656..2a3cb4700e6f74f8909d13f6c5334c4765b8ab15 100644
--- a/cc/resources/video_resource_updater.cc
+++ b/cc/resources/video_resource_updater.cc
@@ -83,6 +83,8 @@ VideoFrameExternalResources::ResourceType ResourceTypeForVideoFrame(
     case media::PIXEL_FORMAT_YUV420P10:
     case media::PIXEL_FORMAT_YUV422P10:
     case media::PIXEL_FORMAT_YUV444P10:
+    case media::PIXEL_FORMAT_Y8:
+    case media::PIXEL_FORMAT_Y16:
     case media::PIXEL_FORMAT_UNKNOWN:
       break;
   }
@@ -270,6 +272,7 @@ VideoFrameExternalResources VideoResourceUpdater::CreateForSoftwarePlanes(
     case media::PIXEL_FORMAT_RGB32:
     case media::PIXEL_FORMAT_MJPEG:
     case media::PIXEL_FORMAT_MT21:
+    case media::PIXEL_FORMAT_Y8:
       bits_per_channel = 8;
       break;
     case media::PIXEL_FORMAT_YUV420P9:
@@ -282,6 +285,15 @@ VideoFrameExternalResources VideoResourceUpdater::CreateForSoftwarePlanes(
     case media::PIXEL_FORMAT_YUV444P10:
       bits_per_channel = 10;
       break;
+    case media::PIXEL_FORMAT_Y16:
+      bits_per_channel = 16;
+      break;
+  }
+
+  // TODO(dshwang): support PIXEL_FORMAT_Y16. crbug.com/624436
+  if (bits_per_channel == 16) {
+    NOTREACHED();
+    return VideoFrameExternalResources();
   }

[dshwang, 2016/07/07 18:11:38]

Add error handling code.

 
   // Only YUV software video frames are supported.