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105 lines
3.3 KiB
C
105 lines
3.3 KiB
C
/* GStreamer
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* Copyright (C) 2007 Sebastien Moutte <sebastien@moutte.net>
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*
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* gstdshowvideosrc.h:
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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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_DSHOWVIDEOSRC_H__
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#define __GST_DSHOWVIDEOSRC_H__
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#include <glib.h>
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#include <gst/gst.h>
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#include <gst/base/gstpushsrc.h>
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#include <gst/interfaces/propertyprobe.h>
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#include "gstdshow.h"
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#include "gstdshowfakesink.h"
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// 30323449-0000-0010-8000-00AA00389B71 MEDIASUBTYPE_I420
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DEFINE_GUID(MEDIASUBTYPE_I420, 0x30323449, 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xAA, 0x00, 0x38, 0x9B, 0x71);
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G_BEGIN_DECLS
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#define GST_TYPE_DSHOWVIDEOSRC (gst_dshowvideosrc_get_type())
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#define GST_DSHOWVIDEOSRC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_DSHOWVIDEOSRC,GstDshowVideoSrc))
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#define GST_DSHOWVIDEOSRC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_DSHOWVIDEOSRC,GstDshowVideoSrcClass))
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#define GST_IS_DSHOWVIDEOSRC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_DSHOWVIDEOSRC))
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#define GST_IS_DSHOWVIDEOSRC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_DSHOWVIDEOSRC))
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typedef struct _GstDshowVideoSrc GstDshowVideoSrc;
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typedef struct _GstDshowVideoSrcClass GstDshowVideoSrcClass;
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/* video default properties associated to a video format (YUY2, I420, RGB24 ...) */
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typedef struct _GstCaptureVideoDefault
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{
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gint defaultWidth;
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gint defaultHeight;
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gint defaultFPS;
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gint granularityWidth; //will be removed when GST_TYPE_INT_RANGE_STEP exits
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gint granularityHeight; //will be removed when GST_TYPE_INT_RANGE_STEP exits
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} GstCaptureVideoDefault;
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struct _GstDshowVideoSrc
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{
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GstPushSrc src;
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/* device dshow reference (generally classid/name) */
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gchar *device;
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/* device friendly name */
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gchar *device_name;
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/* list of caps created from the list of supported media types of the dshow capture filter */
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GstCaps *caps;
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/* list of dshow default video properties from filter's capture pins */
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GList *video_defaults;
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/* list of dshow media types from the filter's capture pins */
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GList *pins_mediatypes;
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/* dshow video capture filter */
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IBaseFilter *video_cap_filter;
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/* dshow sink filter */
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CDshowFakeSink *dshow_fakesink;
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/* graph manager interfaces */
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IMediaFilter *media_filter;
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IFilterGraph *filter_graph;
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/* the last buffer from DirectShow */
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GCond * buffer_cond;
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GMutex * buffer_mutex;
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GstBuffer * buffer;
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gboolean stop_requested;
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gboolean is_rgb;
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gint width;
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gint height;
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};
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struct _GstDshowVideoSrcClass
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{
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GstPushSrcClass parent_class;
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};
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GType gst_dshowvideosrc_get_type (void);
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G_END_DECLS
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#endif /* __GST_DSHOWVIDEOSRC_H__ */
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