gstreamer/sys/winks/gstksvideodevice.h
Ole André Vadla Ravnås c980279fa4 New plugin for low-latency video capture on Windows ().
Original commit message from CVS:
* configure.ac:
* sys/Makefile.am:
* sys/winks/Makefile.am:
* sys/winks/gstksclock.c:
* sys/winks/gstksclock.h:
* sys/winks/gstksvideodevice.c:
* sys/winks/gstksvideodevice.h:
* sys/winks/gstksvideosrc.c:
* sys/winks/gstksvideosrc.h:
* sys/winks/kshelpers.c:
* sys/winks/kshelpers.h:
* sys/winks/ksvideohelpers.c:
* sys/winks/ksvideohelpers.h:
New plugin for low-latency video capture on Windows ().
Uses Kernel Streaming, the lowest level API for doing video capture
on Windows (more or less just raw ioctls).
2008-08-24 22:05:48 +00:00

76 lines
2.9 KiB
C

/*
* Copyright (C) 2008 Ole André Vadla Ravnås <ole.andre.ravnas@tandberg.com>
*
* 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_KS_VIDEO_DEVICE_H__
#define __GST_KS_VIDEO_DEVICE_H__
#include <gst/gst.h>
#include <windows.h>
#include <ks.h>
G_BEGIN_DECLS
#define GST_TYPE_KS_VIDEO_DEVICE \
(gst_ks_video_device_get_type ())
#define GST_KS_VIDEO_DEVICE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_KS_VIDEO_DEVICE, GstKsVideoDevice))
#define GST_KS_VIDEO_DEVICE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_KS_VIDEO_DEVICE, GstKsVideoDeviceClass))
#define GST_IS_KS_VIDEO_DEVICE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_KS_VIDEO_DEVICE))
#define GST_IS_KS_VIDEO_DEVICE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_KS_VIDEO_DEVICE))
typedef struct _GstKsVideoDevice GstKsVideoDevice;
typedef struct _GstKsVideoDeviceClass GstKsVideoDeviceClass;
struct _GstKsVideoDevice
{
GObject parent;
};
struct _GstKsVideoDeviceClass
{
GObjectClass parent_class;
};
GType gst_ks_video_device_get_type (void);
gboolean gst_ks_video_device_open (GstKsVideoDevice * self);
void gst_ks_video_device_close (GstKsVideoDevice * self);
GstCaps * gst_ks_video_device_get_available_caps (GstKsVideoDevice * self);
gboolean gst_ks_video_device_has_caps (GstKsVideoDevice * self);
gboolean gst_ks_video_device_set_caps (GstKsVideoDevice * self, GstCaps * caps);
gboolean gst_ks_video_device_set_state (GstKsVideoDevice * self, KSSTATE state);
guint gst_ks_video_device_get_frame_size (GstKsVideoDevice * self);
GstClockTime gst_ks_video_device_get_duration (GstKsVideoDevice * self);
gboolean gst_ks_video_device_get_latency (GstKsVideoDevice * self, GstClockTime * min_latency, GstClockTime * max_latency);
GstFlowReturn gst_ks_video_device_read_frame (GstKsVideoDevice * self, guint8 * buf, gulong buf_size, gulong * bytes_read, GstClockTime * presentation_time, gulong * error_code, gchar ** error_str);
void gst_ks_video_device_postprocess_frame (GstKsVideoDevice * self, guint8 * buf, guint buf_size);
void gst_ks_video_device_cancel (GstKsVideoDevice * self);
void gst_ks_video_device_cancel_stop (GstKsVideoDevice * self);
G_END_DECLS
#endif /* __GST_KS_VIDEO_DEVICE_H__ */