gstreamer/gst/cutter/gstcutter.h

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/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_CUTTER_H__
#define __GST_CUTTER_H__
#include <gst/gst.h>
/* #include <gst/meta/audioraw.h> */
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#define GST_TYPE_CUTTER \
(gst_cutter_get_type())
#define GST_CUTTER(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_CUTTER,GstCutter))
#define GST_CUTTER_CLASS(klass) \
Fix more gobject macros: obj<->klass, GstXXX<->GstXXXClass Original commit message from CVS: * ext/aalib/gstaasink.h: * ext/annodex/gstcmmldec.h: * ext/cairo/gsttimeoverlay.h: * ext/dv/gstdvdec.h: * ext/dv/gstdvdemux.h: * ext/esd/esdmon.h: * ext/esd/esdsink.h: * ext/flac/gstflacenc.h: * ext/gconf/gstgconfaudiosink.h: * ext/gconf/gstgconfaudiosrc.h: * ext/gconf/gstgconfvideosink.h: * ext/gconf/gstgconfvideosrc.h: * ext/gdk_pixbuf/gstgdkanimation.h: * ext/gdk_pixbuf/pixbufscale.h: * ext/hal/gsthalaudiosink.h: * ext/hal/gsthalaudiosrc.h: * ext/jpeg/gstjpegenc.h: * ext/jpeg/gstsmokedec.h: * ext/jpeg/gstsmokeenc.h: * ext/libcaca/gstcacasink.h: * ext/libmng/gstmngdec.h: * ext/libmng/gstmngenc.h: * ext/libpng/gstpngdec.h: * ext/libpng/gstpngenc.h: * ext/raw1394/gstdv1394src.h: * ext/speex/gstspeexenc.h: * gst/autodetect/gstautoaudiosink.h: * gst/autodetect/gstautovideosink.h: * gst/avi/gstavidemux.h: * gst/cutter/gstcutter.h: * gst/debug/efence.h: * gst/debug/gstnavigationtest.h: * gst/debug/gstnavseek.h: * gst/flx/gstflxdec.h: * gst/goom/gstgoom.h: * gst/icydemux/gsticydemux.h: * gst/id3demux/gstid3demux.h: * gst/law/alaw-decode.h: * gst/law/alaw-encode.h: * gst/law/mulaw-decode.h: * gst/law/mulaw-encode.h: * gst/matroska/matroska-mux.h: * gst/median/gstmedian.h: * gst/oldcore/gstaggregator.h: * gst/oldcore/gstfdsink.h: * gst/oldcore/gstmd5sink.h: * gst/oldcore/gstmultifilesrc.h: * gst/oldcore/gstpipefilter.h: * gst/oldcore/gstshaper.h: * gst/oldcore/gststatistics.h: * gst/rtp/gstasteriskh263.h: * gst/rtp/gstrtpL16depay.h: * gst/rtp/gstrtpL16pay.h: * gst/rtp/gstrtpamrdepay.h: * gst/rtp/gstrtpamrpay.h: * gst/rtp/gstrtpdepay.h: * gst/rtp/gstrtpgsmdepay.h: * gst/rtp/gstrtpgsmpay.h: * gst/rtp/gstrtph263pay.h: * gst/rtp/gstrtph263pdepay.h: * gst/rtp/gstrtph263ppay.h: * gst/rtp/gstrtpmp4gpay.h: * gst/rtp/gstrtpmp4vdepay.h: * gst/rtp/gstrtpmp4vpay.h: * gst/rtp/gstrtpmpadepay.h: * gst/rtp/gstrtpmpapay.h: * gst/rtp/gstrtppcmadepay.h: * gst/rtp/gstrtppcmapay.h: * gst/rtp/gstrtppcmudepay.h: * gst/rtp/gstrtppcmupay.h: * gst/rtp/gstrtpspeexdepay.h: * gst/rtp/gstrtpspeexpay.h: * gst/rtsp/gstrtpdec.h: * gst/rtsp/gstrtspsrc.h: * gst/smpte/gstsmpte.h: * gst/udp/gstdynudpsink.h: * gst/udp/gstmultiudpsink.h: * gst/udp/gstudpsink.h: * gst/udp/gstudpsrc.h: * gst/videofilter/gstvideobalance.h: * gst/videofilter/gstvideoflip.h: * sys/oss/gstossdmabuffer.h: * sys/oss/gstossmixerelement.h: * sys/oss/gstosssink.h: * sys/oss/gstosssrc.h: * sys/osxvideo/osxvideosink.h: * sys/sunaudio/gstsunaudiomixer.h: * sys/sunaudio/gstsunaudiosink.h: * sys/ximage/gstximagesrc.h: Fix more gobject macros: obj<->klass, GstXXX<->GstXXXClass
2006-06-01 21:07:26 +00:00
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_CUTTER,GstCutterClass))
#define GST_IS_CUTTER(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_CUTTER))
Fix more gobject macros: obj<->klass, GstXXX<->GstXXXClass Original commit message from CVS: * ext/aalib/gstaasink.h: * ext/annodex/gstcmmldec.h: * ext/cairo/gsttimeoverlay.h: * ext/dv/gstdvdec.h: * ext/dv/gstdvdemux.h: * ext/esd/esdmon.h: * ext/esd/esdsink.h: * ext/flac/gstflacenc.h: * ext/gconf/gstgconfaudiosink.h: * ext/gconf/gstgconfaudiosrc.h: * ext/gconf/gstgconfvideosink.h: * ext/gconf/gstgconfvideosrc.h: * ext/gdk_pixbuf/gstgdkanimation.h: * ext/gdk_pixbuf/pixbufscale.h: * ext/hal/gsthalaudiosink.h: * ext/hal/gsthalaudiosrc.h: * ext/jpeg/gstjpegenc.h: * ext/jpeg/gstsmokedec.h: * ext/jpeg/gstsmokeenc.h: * ext/libcaca/gstcacasink.h: * ext/libmng/gstmngdec.h: * ext/libmng/gstmngenc.h: * ext/libpng/gstpngdec.h: * ext/libpng/gstpngenc.h: * ext/raw1394/gstdv1394src.h: * ext/speex/gstspeexenc.h: * gst/autodetect/gstautoaudiosink.h: * gst/autodetect/gstautovideosink.h: * gst/avi/gstavidemux.h: * gst/cutter/gstcutter.h: * gst/debug/efence.h: * gst/debug/gstnavigationtest.h: * gst/debug/gstnavseek.h: * gst/flx/gstflxdec.h: * gst/goom/gstgoom.h: * gst/icydemux/gsticydemux.h: * gst/id3demux/gstid3demux.h: * gst/law/alaw-decode.h: * gst/law/alaw-encode.h: * gst/law/mulaw-decode.h: * gst/law/mulaw-encode.h: * gst/matroska/matroska-mux.h: * gst/median/gstmedian.h: * gst/oldcore/gstaggregator.h: * gst/oldcore/gstfdsink.h: * gst/oldcore/gstmd5sink.h: * gst/oldcore/gstmultifilesrc.h: * gst/oldcore/gstpipefilter.h: * gst/oldcore/gstshaper.h: * gst/oldcore/gststatistics.h: * gst/rtp/gstasteriskh263.h: * gst/rtp/gstrtpL16depay.h: * gst/rtp/gstrtpL16pay.h: * gst/rtp/gstrtpamrdepay.h: * gst/rtp/gstrtpamrpay.h: * gst/rtp/gstrtpdepay.h: * gst/rtp/gstrtpgsmdepay.h: * gst/rtp/gstrtpgsmpay.h: * gst/rtp/gstrtph263pay.h: * gst/rtp/gstrtph263pdepay.h: * gst/rtp/gstrtph263ppay.h: * gst/rtp/gstrtpmp4gpay.h: * gst/rtp/gstrtpmp4vdepay.h: * gst/rtp/gstrtpmp4vpay.h: * gst/rtp/gstrtpmpadepay.h: * gst/rtp/gstrtpmpapay.h: * gst/rtp/gstrtppcmadepay.h: * gst/rtp/gstrtppcmapay.h: * gst/rtp/gstrtppcmudepay.h: * gst/rtp/gstrtppcmupay.h: * gst/rtp/gstrtpspeexdepay.h: * gst/rtp/gstrtpspeexpay.h: * gst/rtsp/gstrtpdec.h: * gst/rtsp/gstrtspsrc.h: * gst/smpte/gstsmpte.h: * gst/udp/gstdynudpsink.h: * gst/udp/gstmultiudpsink.h: * gst/udp/gstudpsink.h: * gst/udp/gstudpsrc.h: * gst/videofilter/gstvideobalance.h: * gst/videofilter/gstvideoflip.h: * sys/oss/gstossdmabuffer.h: * sys/oss/gstossmixerelement.h: * sys/oss/gstosssink.h: * sys/oss/gstosssrc.h: * sys/osxvideo/osxvideosink.h: * sys/sunaudio/gstsunaudiomixer.h: * sys/sunaudio/gstsunaudiosink.h: * sys/ximage/gstximagesrc.h: Fix more gobject macros: obj<->klass, GstXXX<->GstXXXClass
2006-06-01 21:07:26 +00:00
#define GST_IS_CUTTER_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_CUTTER))
typedef struct _GstCutter GstCutter;
typedef struct _GstCutterClass GstCutterClass;
struct _GstCutter
{
GstElement element;
GstPad *sinkpad, *srcpad;
double threshold_level; /* level below which to cut */
double threshold_length; /* how long signal has to remain
* below this level before cutting */
double silent_run_length; /* how long has it been below threshold ? */
gboolean silent;
double pre_length; /* how long can the pre-record buffer be ? */
double pre_run_length; /* how long is it currently ? */
GList *pre_buffer; /* list of GstBuffers in pre-record buffer */
gboolean leaky; /* do we leak an overflowing prebuffer ? */
gboolean have_caps; /* did we get the needed caps yet ? */
gint width; /* bit width of data */
long max_sample; /* maximum sample value */
};
struct _GstCutterClass
{
GstElementClass parent_class;
void (*cut_start) (GstCutter* filter);
void (*cut_stop) (GstCutter* filter);
};
GType gst_cutter_get_type (void);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GST_STEREO_H__ */