71 lines
1.7 KiB
C++
71 lines
1.7 KiB
C++
#include "CWAAudioRenderer.h"
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CWAAudioRenderer::CWAAudioRenderer()
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: CAudioSwitchRenderer(CLSID_WAAudioRend, TEXT("WAAudioRenderer"), NULL, NULL)//,
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//CBaseReferenceClock(TEXT("WARefClock"), NULL, NULL, NULL)
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{
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m_callback = NULL;
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}
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CWAAudioRenderer::~CWAAudioRenderer()
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{
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delete(m_callback);
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}
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HRESULT CWAAudioRenderer::DoRenderSample(IMediaSample *pMediaSample)
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{
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if (m_callback)
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{
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REFERENCE_TIME StartTime, StopTime;
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pMediaSample->GetTime( &StartTime, &StopTime);
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StartTime += m_pInputPin[m_inputSelected]->CurrentStartTime( );
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StopTime += m_pInputPin[m_inputSelected]->CurrentStartTime( );
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m_callback->sample_cb(StartTime, StopTime, pMediaSample);
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}
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return NOERROR;
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}
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HRESULT CWAAudioRenderer::CheckMediaType(const CMediaType *pmt)
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{
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if (pmt->majortype != MEDIATYPE_Audio) return E_INVALIDARG;
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if (pmt->formattype != FORMAT_WaveFormatEx) return E_INVALIDARG;
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if (pmt->subtype != MEDIASUBTYPE_PCM && pmt->subtype != MEDIASUBTYPE_IEEE_FLOAT) return E_INVALIDARG;
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return NOERROR;
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}
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HRESULT CWAAudioRenderer::SetMediaType(const CMediaType *pmt)
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{
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m_mt = *pmt;
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return NOERROR;
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}
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CMediaType *CWAAudioRenderer::GetAcceptedType()
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{
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return &m_mt;
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}
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HRESULT CWAAudioRenderer::SetCallback(CSampleCB *Callback)
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{
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m_callback = Callback;
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return NOERROR;
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}
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HRESULT CWAAudioRenderer::EndOfStream(void)
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{
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if (m_callback)
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m_callback->endofstream();
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return CAudioSwitchRenderer::EndOfStream();
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}
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HRESULT CWAAudioRenderer::ShouldDrawSampleNow(IMediaSample *pMediaSample, REFERENCE_TIME *pStartTime, REFERENCE_TIME *pEndTime)
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{
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return S_OK;
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}
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HRESULT CWAAudioRenderer::GetSampleTimes(IMediaSample *pMediaSample, REFERENCE_TIME *pStartTime, REFERENCE_TIME *pEndTime)
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{
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return S_OK;
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}
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