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81 lines
2.3 KiB
C++
81 lines
2.3 KiB
C++
/* GStreamer
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* Copyright (C) 2007 Sebastien Moutte <sebastien@moutte.net>
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*
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* gstdshowfakesink.cpp:
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "gstdshowfakesink.h"
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CDshowFakeSink::CDshowFakeSink ():
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m_hres (S_OK),
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m_callback (NULL),
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m_data (NULL),
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CBaseRenderer (CLSID_DshowFakeSink, TEXT("DshowFakeSink"), NULL, &m_hres)
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{
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}
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STDMETHODIMP CDshowFakeSink::gst_set_media_type (AM_MEDIA_TYPE * pmt)
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{
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m_MediaType.Set (*pmt);
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return S_OK;
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}
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STDMETHODIMP
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CDshowFakeSink::gst_set_buffer_callback (push_buffer_func push,
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gpointer data)
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{
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m_callback = push;
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m_data = data;
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return S_OK;
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}
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HRESULT CDshowFakeSink::CheckMediaType (const CMediaType * pmt)
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{
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if (!IsEqualGUID(pmt->majortype, m_MediaType.majortype) ||
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!IsEqualGUID(pmt->subtype, m_MediaType.subtype) ||
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!IsEqualGUID(pmt->formattype, m_MediaType.formattype) ||
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(pmt->cbFormat != m_MediaType.cbFormat))
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return S_FALSE;
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VIDEOINFOHEADER *info1 = (VIDEOINFOHEADER*)pmt->pbFormat;
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VIDEOINFOHEADER *info2 = (VIDEOINFOHEADER*)m_MediaType.pbFormat;
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if (memcmp(&info1->bmiHeader, &info2->bmiHeader, sizeof(BITMAPINFOHEADER)))
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return S_FALSE;
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return S_OK;
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}
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HRESULT CDshowFakeSink::DoRenderSample (IMediaSample * pMediaSample)
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{
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if (pMediaSample && m_callback) {
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guint8 *pBuffer = NULL;
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pMediaSample->GetPointer (&pBuffer);
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guint size = pMediaSample->GetActualDataLength ();
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GstClockTimeDiff lStart = 0;
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GstClockTimeDiff lStop = 0;
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pMediaSample->GetTime (&lStart, &lStop);
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GstClockTime duration = (lStop - lStart) * 100;
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m_callback (pBuffer, size, m_data, duration);
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}
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return S_OK;
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}
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