Video Gmb Pool: Plumb GpuMemoryBufferId through to compositor

media/base/video_frame.cc

 // Copyright (c) 2012 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 "media/base/video_frame.h"
 
 #include <algorithm>
 #include <climits>
 
 #include "base/bind.h"
@@ skipping 166 matching lines @@
                 << ConfigToString(format, storage, coded_size, visible_rect,
                                   natural_size);
     return nullptr;
   }
 
   return new VideoFrame(format, storage, coded_size, visible_rect, natural_size,
                         mailbox_holders, mailbox_holder_release_cb, timestamp);
 }
 
 // static
+scoped_refptr<VideoFrame> VideoFrame::WrapGpuMemoryBufferBackedNativeTextures(
+    VideoPixelFormat format,
+    const gpu::MailboxHolder (&mailbox_holders)[kMaxPlanes],
+    const gfx::GpuMemoryBufferId (&gpu_memory_buffer_ids)[kMaxPlanes],
+    const ReleaseMailboxCB& mailbox_holder_release_cb,
+    const gfx::Size& coded_size,
+    const gfx::Rect& visible_rect,
+    const gfx::Size& natural_size,
+    base::TimeDelta timestamp) {
+  scoped_refptr<VideoFrame> frame =
+      WrapNativeTextures(format, mailbox_holders, mailbox_holder_release_cb,
+                         coded_size, visible_rect, natural_size, timestamp);
+  if (frame) {
+    frame->storage_type_ = STORAGE_GPU_MEMORY_BUFFERS;
+    for (size_t i = 0; i < kMaxPlanes; ++i)
+      frame->texture_gpu_memory_buffer_ids_[i] = gpu_memory_buffer_ids[i];
+  }
+  return frame;
+}
+
+// static
 scoped_refptr<VideoFrame> VideoFrame::WrapExternalData(
     VideoPixelFormat format,
     const gfx::Size& coded_size,
     const gfx::Rect& visible_rect,
     const gfx::Size& natural_size,
     uint8_t* data,
     size_t data_size,
     base::TimeDelta timestamp) {
   return WrapExternalStorage(format, STORAGE_UNOWNED_MEMORY, coded_size,
                              visible_rect, natural_size, data, data_size,
@@ skipping 457 matching lines @@
       static_cast<const VideoFrame*>(this)->visible_data(plane));
 }
 
 const gpu::MailboxHolder&
 VideoFrame::mailbox_holder(size_t texture_index) const {
   DCHECK(HasTextures());
   DCHECK(IsValidPlane(texture_index, format_));
   return mailbox_holders_[texture_index];
 }
 
+const gfx::GpuMemoryBufferId& VideoFrame::texture_gpu_memory_buffer_id(
+    size_t texture_index) const {
+  DCHECK(HasTextures());
+  DCHECK(IsValidPlane(texture_index, format_));
+  return texture_gpu_memory_buffer_ids_[texture_index];
+}
+
 base::SharedMemoryHandle VideoFrame::shared_memory_handle() const {
   DCHECK_EQ(storage_type_, STORAGE_SHMEM);
   DCHECK(shared_memory_handle_ != base::SharedMemory::NULLHandle());
   return shared_memory_handle_;
 }
 
 size_t VideoFrame::shared_memory_offset() const {
   DCHECK_EQ(storage_type_, STORAGE_SHMEM);
   DCHECK(shared_memory_handle_ != base::SharedMemory::NULLHandle());
   return shared_memory_offset_;
@@ skipping 409 matching lines @@
   if (zero_initialize_memory)
     memset(data, 0, data_size);
 
   for (size_t plane = 0; plane < NumPlanes(format_); ++plane)
     data_[plane] = data + offset[plane];
 
   AddDestructionObserver(base::Bind(&base::AlignedFree, data));
 }
 
 }  // namespace media