Benchmark tool for GPU-accelerated video rendering

media/tools/shader_bench/painter.cc

+// Copyright (c) 2010 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/tools/shader_bench/painter.h"
+
+Painter::Painter()
+    : frames_(NULL) {
+}
+
+Painter::~Painter() {
+}
+
+void Painter::OnPaint() {
+  if (frames_ && !frames_->empty()) {
+    scoped_refptr<media::VideoFrame> cur_frame = frames_->front();
+    Paint(cur_frame);
+    frames_->pop_front();
+    frames_->push_back(cur_frame);
+  }
+}
+
+void Painter::LoadFrames(
+    std::deque<scoped_refptr<media::VideoFrame> >* frames) {
+  frames_ = frames;
+}