| /* |
| * Copyright 2017 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. |
| */ |
| |
| package org.webrtc; |
| |
| /** |
| * BitrateAdjuster that adjusts the bitrate to compensate for changes in the framerate. Used with |
| * hardware codecs that assume the framerate never changes. |
| */ |
| class FramerateBitrateAdjuster extends BaseBitrateAdjuster { |
| private static final int INITIAL_FPS = 30; |
| |
| @Override |
| public void setTargets(int targetBitrateBps, int targetFps) { |
| if (this.targetFps == 0) { |
| // Framerate-based bitrate adjustment always initializes to the same framerate. |
| targetFps = INITIAL_FPS; |
| } |
| super.setTargets(targetBitrateBps, targetFps); |
| |
| this.targetBitrateBps = this.targetBitrateBps * INITIAL_FPS / this.targetFps; |
| } |
| |
| @Override |
| public int getCodecConfigFramerate() { |
| return INITIAL_FPS; |
| } |
| } |