bb547203bf
In order to eliminate the WebRTC Subtree mirror in Chromium, WebRTC is moving the content of the src/webrtc directory up to the src/ directory. NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true TBR=tommi@webrtc.org Bug: chromium:611808 Change-Id: Iac59c5b51b950f174119565bac87955a7994bc38 Reviewed-on: https://webrtc-review.googlesource.com/1560 Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Henrik Kjellander <kjellander@webrtc.org> Cr-Commit-Position: refs/heads/master@{#19845}
74 lines
2.4 KiB
Java
74 lines
2.4 KiB
Java
/*
|
|
* 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;
|
|
|
|
/**
|
|
* Interface for a video decoder that can be used in WebRTC. All calls to the class will be made on
|
|
* a single decoding thread.
|
|
*/
|
|
public interface VideoDecoder {
|
|
/** Settings passed to the decoder by WebRTC. */
|
|
public class Settings {
|
|
public final int numberOfCores;
|
|
public final int width;
|
|
public final int height;
|
|
|
|
public Settings(int numberOfCores, int width, int height) {
|
|
this.numberOfCores = numberOfCores;
|
|
this.width = width;
|
|
this.height = height;
|
|
}
|
|
}
|
|
|
|
/** Additional info for decoding. */
|
|
public class DecodeInfo {
|
|
public final boolean isMissingFrames;
|
|
public final long renderTimeMs;
|
|
|
|
public DecodeInfo(boolean isMissingFrames, long renderTimeMs) {
|
|
this.isMissingFrames = isMissingFrames;
|
|
this.renderTimeMs = renderTimeMs;
|
|
}
|
|
}
|
|
|
|
public interface Callback {
|
|
/**
|
|
* Call to return a decoded frame. Can be called on any thread.
|
|
*
|
|
* @param frame Decoded frame
|
|
* @param decodeTimeMs Time it took to decode the frame in milliseconds or null if not available
|
|
* @param qp QP value of the decoded frame or null if not available
|
|
*/
|
|
void onDecodedFrame(VideoFrame frame, Integer decodeTimeMs, Integer qp);
|
|
}
|
|
|
|
/**
|
|
* Initializes the decoding process with specified settings. Will be called on the decoding thread
|
|
* before any decode calls.
|
|
*/
|
|
VideoCodecStatus initDecode(Settings settings, Callback decodeCallback);
|
|
/**
|
|
* Called when the decoder is no longer needed. Any more calls to decode will not be made.
|
|
*/
|
|
VideoCodecStatus release();
|
|
/**
|
|
* Request the decoder to decode a frame.
|
|
*/
|
|
VideoCodecStatus decode(EncodedImage frame, DecodeInfo info);
|
|
/**
|
|
* The decoder should return true if it prefers late decoding. That is, it can not decode
|
|
* infinite number of frames before the decoded frame is consumed.
|
|
*/
|
|
boolean getPrefersLateDecoding();
|
|
/** Should return a descriptive name for the implementation. */
|
|
String getImplementationName();
|
|
}
|