gecko/content/media/gmp/GMPAudioDecoderProxy.h

49 lines
1.8 KiB
C++

/* -*- 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 http://mozilla.org/MPL/2.0/. */
#ifndef GMPAudioDecoderProxy_h_
#define GMPAudioDecoderProxy_h_
#include "GMPCallbackBase.h"
#include "gmp-audio-codec.h"
#include "GMPAudioHost.h"
#include "nsTArray.h"
#include "mozilla/gmp/GMPTypes.h"
class GMPAudioDecoderProxyCallback : public GMPCallbackBase {
public:
virtual ~GMPAudioDecoderProxyCallback() {}
// Note: aChannelCount and aSamplesPerSecond may not be consistent from
// one invocation to the next.
virtual void Decoded(const nsTArray<int16_t>& aPCM,
uint64_t aTimeStamp,
uint32_t aChannelCount,
uint32_t aSamplesPerSecond) = 0;
virtual void InputDataExhausted() = 0;
virtual void DrainComplete() = 0;
virtual void ResetComplete() = 0;
virtual void Error(GMPErr aError) = 0;
};
class GMPAudioDecoderProxy {
public:
virtual ~GMPAudioDecoderProxy() {}
virtual nsresult InitDecode(GMPAudioCodecType aCodecType,
uint32_t aChannelCount,
uint32_t aBitsPerChannel,
uint32_t aSamplesPerSecond,
nsTArray<uint8_t>& aExtraData,
GMPAudioDecoderProxyCallback* aCallback) = 0;
virtual nsresult Decode(mozilla::gmp::GMPAudioSamplesImpl& aSamples) = 0;
virtual nsresult Reset() = 0;
virtual nsresult Drain() = 0;
// Call to tell GMP/plugin the consumer will no longer use this
// interface/codec.
virtual nsresult Close() = 0;
};
#endif // GMPAudioDecoderProxy_h_