/* * GStreamer DirectShow codecs wrapper * Copyright <2006, 2007, 2008, 2009, 2010> Fluendo <support@fluendo.com> * Copyright <2006, 2007, 2008> Pioneers of the Inevitable <songbird@songbirdnest.com> * Copyright <2007,2008> Sebastien Moutte <sebastien@moutte.net> * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. * * Alternatively, the contents of this file may be used under the * GNU Lesser General Public License Version 2.1 (the "LGPL"), in * which case the following provisions apply instead of the ones * mentioned above: * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301, USA. */ #ifndef __GST_DSHOWVIDEODEC_H__ #define __GST_DSHOWVIDEODEC_H__ #include <gst/gst.h> #include "gstdshowutil.h" #include "gstdshowfakesrc.h" G_BEGIN_DECLS typedef struct { gchar *element_name; /* The gst element factory name */ gchar *element_longname; /* Description string for element */ gint32 format; /* ??? */ GUID input_majortype; GUID input_subtype; gchar *sinkcaps; /* GStreamer caps of input format */ GUID output_majortype; GUID output_subtype; gchar *srccaps; PreferredFilter *preferred_filters; } VideoCodecEntry; #define GST_TYPE_DSHOWVIDEODEC (gst_dshowvideodec_get_type()) #define GST_DSHOWVIDEODEC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DSHOWVIDEODEC,GstDshowVideoDec)) #define GST_DSHOWVIDEODEC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DSHOWVIDEODEC,GstDshowVideoDecClass)) #define GST_IS_DSHOWVIDEODEC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DSHOWVIDEODEC)) #define GST_IS_DSHOWVIDEODEC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DSHOWVIDEODEC)) typedef struct _GstDshowVideoDec GstDshowVideoDec; typedef struct _GstDshowVideoDecClass GstDshowVideoDecClass; class VideoFakeSink; struct _GstDshowVideoDec { GstElement element; /* element pads */ GstPad *sinkpad; GstPad *srcpad; /* caps of our src pad */ GstCaps *srccaps; GstFlowReturn last_ret; /* list of dshow mediatypes coresponding to the caps list */ GList *mediatypes; /* filters interfaces */ FakeSrc *fakesrc; VideoFakeSink *fakesink; IBaseFilter *decfilter; /* graph manager interfaces */ IMediaFilter *mediafilter; IFilterGraph *filtergraph; /* settings */ gint width, height; gint fps_n, fps_d; gint par_n, par_d; /* current segment */ GstSegment *segment; gboolean setup; gboolean comInitialized; GMutex *com_init_lock; GMutex *com_deinit_lock; GCond *com_initialized; GCond *com_uninitialize; GCond *com_uninitialized; }; struct _GstDshowVideoDecClass { GstElementClass parent_class; const VideoCodecEntry *entry; }; gboolean dshow_vdec_register (GstPlugin * plugin); const GUID CLSID_VideoFakeSink = { 0xff8f0c8e, 0x64f9, 0x4471, { 0x96, 0x0e, 0xd2, 0xd3, 0x18, 0x87, 0x78, 0x9a} }; class VideoFakeSink : public CBaseRenderer { public: VideoFakeSink(GstDshowVideoDec *dec) : m_hres(S_OK), CBaseRenderer(CLSID_VideoFakeSink, _T("VideoFakeSink"), NULL, &m_hres), mDec(dec) {}; virtual ~VideoFakeSink() {}; HRESULT DoRenderSample(IMediaSample *pMediaSample); HRESULT CheckMediaType(const CMediaType *pmt); HRESULT SetMediaType (AM_MEDIA_TYPE *pmt) { m_MediaType.Set (*pmt); return S_OK; } protected: HRESULT m_hres; CMediaType m_MediaType; GstDshowVideoDec *mDec; }; G_END_DECLS #endif /* __GST_DSHOWVIDEODEC_H__ */