MJPEG acceleration for video capture using VAAPI

content/common/gpu/client/gpu_channel_host.cc

Index: content/common/gpu/client/gpu_channel_host.cc
diff --git a/content/common/gpu/client/gpu_channel_host.cc b/content/common/gpu/client/gpu_channel_host.cc
index aa47e2fd677bad9d115abb27209433292689fe57..2ea29e3660c63ee0e6b58c40a817b72aac7b5eff 100644
--- a/content/common/gpu/client/gpu_channel_host.cc
+++ b/content/common/gpu/client/gpu_channel_host.cc
@@ -13,6 +13,7 @@
 #include "base/threading/thread_restrictions.h"
 #include "base/trace_event/trace_event.h"
 #include "content/common/gpu/client/command_buffer_proxy_impl.h"
+#include "content/common/gpu/client/gpu_jpeg_decode_accelerator_host.h"
 #include "content/common/gpu/gpu_messages.h"
 #include "ipc/ipc_sync_message_filter.h"
 #include "url/gurl.h"
@@ -297,6 +298,21 @@ void GpuChannelHost::RemoveRoute(int route_id) {
                                channel_filter_.get(), route_id));
 }
 
+GpuJpegDecodeAcceleratorHost* GpuChannelHost::CreateJpegDecoder() {
+  TRACE_EVENT0("gpu", "GpuChannelHost::CreateJpegDecoder");
+
+  int32 route_id = GenerateRouteID();
+  GpuJpegDecodeAcceleratorHost* decoder =
+      new GpuJpegDecodeAcceleratorHost(this, route_id);
+
+  scoped_refptr<base::MessageLoopProxy> io_loop = factory_->GetIOLoopProxy();
+  io_loop->PostTask(FROM_HERE,
+                    base::Bind(&GpuChannelHost::MessageFilter::AddRoute,
+                               channel_filter_.get(), route_id, decoder->AsWeakPtr(),

[wuchengli, 2015/04/14 09:41:44]

80 char align?

[kcwu, 2015/04/14 20:02:35]

Done.

+                               io_loop));
+  return decoder;
+}
+
 base::SharedMemoryHandle GpuChannelHost::ShareToGpuProcess(
     base::SharedMemoryHandle source_handle) {
   if (IsLost())