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* Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
namespace webrtc {
class VideoFrame;
class VideoRenderer {
// This function should return as soon as possible and not block until it's
// time to render the frame.
// TODO(mflodman) Remove time_to_render_ms when VideoFrame contains NTP.
virtual void RenderFrame(const VideoFrame& video_frame,
int time_to_render_ms) = 0;
virtual bool IsTextureSupported() const = 0;
// This function returns true if WebRTC should not delay frames for
// smoothness. In general, this case means the renderer can schedule frames to
// optimize smoothness.
virtual bool SmoothsRenderedFrames() const { return false; }
virtual ~VideoRenderer() {}
} // namespace webrtc