2 * GStreamer DirectShow codecs wrapper
3 * Copyright <2006, 2007, 2008, 2009, 2010> Fluendo <support@fluendo.com>
4 * Copyright <2006, 2007, 2008> Pioneers of the Inevitable <songbird@songbirdnest.com>
5 * Copyright <2007,2008> Sebastien Moutte <sebastien@moutte.net>
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
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23 * DEALINGS IN THE SOFTWARE.
25 * Alternatively, the contents of this file may be used under the
26 * GNU Lesser General Public License Version 2.1 (the "LGPL"), in
27 * which case the following provisions apply instead of the ones
30 * This library is free software; you can redistribute it and/or
31 * modify it under the terms of the GNU Library General Public
32 * License as published by the Free Software Foundation; either
33 * version 2 of the License, or (at your option) any later version.
35 * This library is distributed in the hope that it will be useful,
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46 #ifndef __GST_DSHOWVIDEODEC_H__
47 #define __GST_DSHOWVIDEODEC_H__
50 #include "gstdshowutil.h"
51 #include "gstdshowfakesrc.h"
56 gchar *element_name; /* The gst element factory name */
57 gchar *element_longname; /* Description string for element */
58 gint32 format; /* ??? */
61 gchar *sinkcaps; /* GStreamer caps of input format */
62 GUID output_majortype;
65 PreferredFilter *preferred_filters;
68 #define GST_TYPE_DSHOWVIDEODEC (gst_dshowvideodec_get_type())
69 #define GST_DSHOWVIDEODEC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DSHOWVIDEODEC,GstDshowVideoDec))
70 #define GST_DSHOWVIDEODEC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DSHOWVIDEODEC,GstDshowVideoDecClass))
71 #define GST_IS_DSHOWVIDEODEC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DSHOWVIDEODEC))
72 #define GST_IS_DSHOWVIDEODEC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DSHOWVIDEODEC))
74 typedef struct _GstDshowVideoDec GstDshowVideoDec;
75 typedef struct _GstDshowVideoDecClass GstDshowVideoDecClass;
79 struct _GstDshowVideoDec
87 /* caps of our src pad */
90 GstFlowReturn last_ret;
92 /* list of dshow mediatypes coresponding to the caps list */
95 /* filters interfaces */
97 VideoFakeSink *fakesink;
99 IBaseFilter *decfilter;
101 /* graph manager interfaces */
102 IMediaFilter *mediafilter;
103 IFilterGraph *filtergraph;
110 /* current segment */
115 gboolean comInitialized;
116 GMutex com_init_lock;
117 GMutex com_deinit_lock;
118 GCond com_initialized;
119 GCond com_uninitialize;
120 GCond com_uninitialized;
122 GstBufferPool *buffer_pool;
125 struct _GstDshowVideoDecClass
127 GstElementClass parent_class;
128 const VideoCodecEntry *entry;
131 gboolean dshow_vdec_register (GstPlugin * plugin);
133 const GUID CLSID_VideoFakeSink =
134 { 0xff8f0c8e, 0x64f9, 0x4471,
135 { 0x96, 0x0e, 0xd2, 0xd3, 0x18, 0x87, 0x78, 0x9a} };
137 class VideoFakeSink : public CBaseRenderer
140 VideoFakeSink(GstDshowVideoDec *dec) :
142 CBaseRenderer(CLSID_VideoFakeSink, _T("VideoFakeSink"), NULL, &m_hres),
145 virtual ~VideoFakeSink() {};
147 HRESULT DoRenderSample(IMediaSample *pMediaSample);
148 HRESULT CheckMediaType(const CMediaType *pmt);
149 HRESULT SetMediaType (AM_MEDIA_TYPE *pmt)
151 m_MediaType.Set (*pmt);
157 CMediaType m_MediaType;
158 GstDshowVideoDec *mDec;
163 #endif /* __GST_DSHOWVIDEODEC_H__ */