gecko-dev/dom/media/gmp/GMPAudioHost.cpp

163 строки
3.1 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/. */
#include "GMPAudioHost.h"
#include "gmp-audio-samples.h"
#include "gmp-errors.h"
#include "GMPEncryptedBufferDataImpl.h"
#include "MediaData.h"
namespace mozilla {
namespace gmp {
GMPAudioSamplesImpl::GMPAudioSamplesImpl(GMPAudioFormat aFormat)
: mFormat(aFormat)
, mTimeStamp(0)
, mChannels(0)
, mRate(0)
{
}
GMPAudioSamplesImpl::GMPAudioSamplesImpl(const GMPAudioEncodedSampleData& aData)
: mFormat(kGMPAudioEncodedSamples)
, mBuffer(aData.mData())
, mTimeStamp(aData.mTimeStamp())
, mChannels(aData.mChannelCount())
, mRate(aData.mSamplesPerSecond())
{
if (aData.mDecryptionData().mKeyId().Length() > 0) {
mCrypto = new GMPEncryptedBufferDataImpl(aData.mDecryptionData());
}
}
GMPAudioSamplesImpl::GMPAudioSamplesImpl(MediaRawData* aSample,
uint32_t aChannels,
uint32_t aRate)
: mFormat(kGMPAudioEncodedSamples)
, mTimeStamp(aSample->mTime)
, mChannels(aChannels)
, mRate(aRate)
{
mBuffer.AppendElements(aSample->Data(), aSample->Size());
if (aSample->mCrypto.mValid) {
mCrypto = new GMPEncryptedBufferDataImpl(aSample->mCrypto);
}
}
GMPAudioSamplesImpl::~GMPAudioSamplesImpl()
{
}
GMPAudioFormat
GMPAudioSamplesImpl::GetFormat()
{
return mFormat;
}
void
GMPAudioSamplesImpl::Destroy()
{
delete this;
}
GMPErr
GMPAudioSamplesImpl::SetBufferSize(uint32_t aSize)
{
mBuffer.SetLength(aSize);
return GMPNoErr;
}
uint32_t
GMPAudioSamplesImpl::Size()
{
return mBuffer.Length();
}
void
GMPAudioSamplesImpl::SetTimeStamp(uint64_t aTimeStamp)
{
mTimeStamp = aTimeStamp;
}
uint64_t
GMPAudioSamplesImpl::TimeStamp()
{
return mTimeStamp;
}
const uint8_t*
GMPAudioSamplesImpl::Buffer() const
{
return mBuffer.Elements();
}
uint8_t*
GMPAudioSamplesImpl::Buffer()
{
return mBuffer.Elements();
}
const GMPEncryptedBufferMetadata*
GMPAudioSamplesImpl::GetDecryptionData() const
{
return mCrypto;
}
void
GMPAudioSamplesImpl::InitCrypto(const CryptoSample& aCrypto)
{
if (!aCrypto.mValid) {
return;
}
mCrypto = new GMPEncryptedBufferDataImpl(aCrypto);
}
void
GMPAudioSamplesImpl::RelinquishData(GMPAudioEncodedSampleData& aData)
{
aData.mData() = Move(mBuffer);
aData.mTimeStamp() = TimeStamp();
if (mCrypto) {
mCrypto->RelinquishData(aData.mDecryptionData());
}
}
uint32_t
GMPAudioSamplesImpl::Channels() const
{
return mChannels;
}
void
GMPAudioSamplesImpl::SetChannels(uint32_t aChannels)
{
mChannels = aChannels;
}
uint32_t
GMPAudioSamplesImpl::Rate() const
{
return mRate;
}
void
GMPAudioSamplesImpl::SetRate(uint32_t aRate)
{
mRate = aRate;
}
GMPErr
GMPAudioHostImpl::CreateSamples(GMPAudioFormat aFormat,
GMPAudioSamples** aSamples)
{
*aSamples = new GMPAudioSamplesImpl(aFormat);
return GMPNoErr;
}
} // namespace gmp
} // namespace mozilla