WebGL: GL_RGB emulation for IOSurface backed textures. [For reference only]

content/common/gpu/media/avda_codec_image.cc

 // Copyright 2015 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 "content/common/gpu/media/avda_codec_image.h"
 
 #include <string.h>
 
 #include "base/metrics/histogram_macros.h"
 #include "content/common/gpu/media/avda_shared_state.h"
@@ skipping 100 matching lines @@
     media_codec_->ReleaseOutputBuffer(codec_buffer_index_, true);
     codec_buffer_index_ = kInvalidCodecBufferIndex;
   }
   return true;
 }
 
 void AVDACodecImage::OnMemoryDump(base::trace_event::ProcessMemoryDump* pmd,
                                   uint64_t process_tracing_id,
                                   const std::string& dump_name) {}
 
+bool AVDACodecImage::EmulatingRGB() const {
+  return false;
+}
+
 void AVDACodecImage::UpdateSurfaceTexture(RestoreBindingsMode mode) {
   DCHECK(surface_texture_);
 
   // Render via the media codec if needed.
   if (!IsCodecBufferOutstanding())
     return;
 
   // The decoder buffer is still pending.
   // This must be synchronous, so wait for OnFrameAvailable.
   media_codec_->ReleaseOutputBuffer(codec_buffer_index_, true);
@@ skipping 100 matching lines @@
   }
 
   memcpy(matrix, gl_matrix_, sizeof(gl_matrix_));
 }
 
 bool AVDACodecImage::IsCodecBufferOutstanding() const {
   return codec_buffer_index_ != kInvalidCodecBufferIndex && media_codec_;
 }
 
 }  // namespace content