116 lines
3.8 KiB
C++
116 lines
3.8 KiB
C++
/* akvirtualcamera, virtual camera for Mac and Windows.
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* Copyright (C) 2020 Gonzalo Exequiel Pedone
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*
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* akvirtualcamera is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* akvirtualcamera is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with akvirtualcamera. If not, see <http://www.gnu.org/licenses/>.
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*
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* Web-Site: http://webcamoid.github.io/
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*/
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#include "mediasample2.h"
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#include "PlatformUtils/src/utils.h"
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#include "VCamUtils/src/utils.h"
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namespace AkVCam
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{
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class MediaSample2Private
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{
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public:
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DWORD m_data {0};
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DWORD m_typeSpecificFlags {0};
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DWORD m_sampleFlags {0};
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DWORD m_streamId {0};
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AM_MEDIA_TYPE *m_mediaType {nullptr};
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};
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}
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AkVCam::MediaSample2::MediaSample2(IMemAllocator *memAllocator,
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LONG bufferSize,
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LONG align,
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LONG prefix):
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MediaSample(memAllocator, bufferSize, align, prefix)
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{
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this->d = new MediaSample2Private;
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}
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AkVCam::MediaSample2::~MediaSample2()
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{
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deleteMediaType(&this->d->m_mediaType);
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delete this->d;
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}
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HRESULT AkVCam::MediaSample2::SetProperties(DWORD cbProperties,
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const BYTE *pbProperties)
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{
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AkLogFunction();
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if (cbProperties < sizeof(AM_SAMPLE2_PROPERTIES))
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return E_INVALIDARG;
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if (!pbProperties)
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return E_POINTER;
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auto properties =
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reinterpret_cast<const AM_SAMPLE2_PROPERTIES *>(pbProperties);
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if (properties->pbBuffer || properties->cbBuffer)
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return E_INVALIDARG;
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this->d->m_data = properties->cbData;
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this->d->m_typeSpecificFlags = properties->dwTypeSpecificFlags;
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this->d->m_sampleFlags = properties->dwSampleFlags;
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this->SetDiscontinuity(this->d->m_sampleFlags & AM_SAMPLE_DATADISCONTINUITY);
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this->SetSyncPoint(this->d->m_sampleFlags & AM_SAMPLE_SPLICEPOINT);
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this->SetPreroll(this->d->m_sampleFlags & AM_SAMPLE_PREROLL);
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this->SetActualDataLength(properties->lActual);
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auto start = properties->tStart;
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auto stop = properties->tStop;
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this->SetTime(&start, &stop);
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this->SetMediaTime(&start, &stop);
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this->d->m_streamId = properties->dwStreamId;
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deleteMediaType(&this->d->m_mediaType);
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this->d->m_mediaType = createMediaType(properties->pMediaType);
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this->SetMediaType(properties->pMediaType);
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return S_OK;
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}
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HRESULT AkVCam::MediaSample2::GetProperties(DWORD cbProperties,
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BYTE *pbProperties)
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{
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AkLogFunction();
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if (cbProperties < sizeof(AM_SAMPLE2_PROPERTIES))
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return E_INVALIDARG;
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if (!pbProperties)
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return E_POINTER;
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auto properties =
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reinterpret_cast<AM_SAMPLE2_PROPERTIES *>(pbProperties);
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properties->cbData = this->d->m_data;
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properties->dwTypeSpecificFlags = this->d->m_typeSpecificFlags;
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properties->dwSampleFlags = this->d->m_sampleFlags;
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properties->lActual = this->GetActualDataLength();
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this->GetTime(&properties->tStart, &properties->tStop);
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properties->dwStreamId = this->d->m_streamId;
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deleteMediaType(&this->d->m_mediaType);
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this->GetMediaType(&this->d->m_mediaType);
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properties->pMediaType = this->d->m_mediaType;
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this->GetPointer(&properties->pbBuffer);
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properties->cbBuffer = this->GetSize();
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return S_OK;
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}
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