Source code

Revision control

Other Tools

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at */
#ifndef GMPVideoEncoderProxy_h_
#define GMPVideoEncoderProxy_h_
#include "nsTArray.h"
#include "gmp-video-encode.h"
#include "gmp-video-frame-i420.h"
#include "gmp-video-frame-encoded.h"
#include "GMPCallbackBase.h"
#include "GMPUtils.h"
class GMPVideoEncoderCallbackProxy : public GMPCallbackBase {
virtual ~GMPVideoEncoderCallbackProxy() = default;
virtual void Encoded(GMPVideoEncodedFrame* aEncodedFrame,
const nsTArray<uint8_t>& aCodecSpecificInfo) = 0;
virtual void Error(GMPErr aError) = 0;
// A proxy to GMPVideoEncoder in the child process.
// GMPVideoEncoderParent exposes this to users the GMP.
// This enables Gecko to pass nsTArrays to the child GMP and avoid
// an extra copy when doing so.
// The consumer must call Close() when done with the codec, or when
// Terminated() is called by the GMP plugin indicating an abnormal shutdown
// of the underlying plugin. After calling Close(), the consumer must
// not access this again.
// This interface is not thread-safe and must only be used from GMPThread.
class GMPVideoEncoderProxy {
virtual GMPErr InitEncode(const GMPVideoCodec& aCodecSettings,
const nsTArray<uint8_t>& aCodecSpecific,
GMPVideoEncoderCallbackProxy* aCallback,
int32_t aNumberOfCores,
uint32_t aMaxPayloadSize) = 0;
virtual GMPErr Encode(mozilla::GMPUniquePtr<GMPVideoi420Frame> aInputFrame,
const nsTArray<uint8_t>& aCodecSpecificInfo,
const nsTArray<GMPVideoFrameType>& aFrameTypes) = 0;
virtual GMPErr SetChannelParameters(uint32_t aPacketLoss, uint32_t aRTT) = 0;
virtual GMPErr SetRates(uint32_t aNewBitRate, uint32_t aFrameRate) = 0;
virtual GMPErr SetPeriodicKeyFrames(bool aEnable) = 0;
virtual uint32_t GetPluginId() const = 0;
// Call to tell GMP/plugin the consumer will no longer use this
// interface/codec.
virtual void Close() = 0;
#endif // GMPVideoEncoderProxy_h_