gstreamer/sys/v4l/v4lmjpegsrc_calls.h

/* G-Streamer hardware MJPEG video source plugin
 * Copyright (C) 2001 Ronald Bultje <rbultje@ronald.bitfreak.net>
 *
 * 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 __V4L_MJPEG_SRC_CALLS_H__
#define __V4L_MJPEG_SRC_CALLS_H__

#include "gstv4lmjpegsrc.h"
#include "v4l_calls.h"

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */


typedef enum {
  V4L_MJPEG_INPUT_COMPOSITE = 0,
  V4L_MJPEG_INPUT_SVIDEO    = 1,
  V4L_MJPEG_INPUT_TVTUNER   = 2,
  V4L_MJPEG_INPUT_AUTO      = 3,
} GstV4lMjpegInputType;

extern char *input_name[];


/* set input/norm (includes autodetection, norm = VIDEO_MODE_{PAL|NTSC|SECAM|AUTO}) */
gboolean gst_v4lmjpegsrc_set_input_norm (GstV4lMjpegSrc       *v4lmjpegsrc,
                                         GstV4lMjpegInputType input,
                                         gint                 norm);

/* frame grabbing/capture */
gboolean gst_v4lmjpegsrc_set_buffer     (GstV4lMjpegSrc *v4lmjpegsrc,
                                         gint           numbufs,
                                         gint           bufsize);
gboolean gst_v4lmjpegsrc_set_capture    (GstV4lMjpegSrc *v4lmjpegsrc,
                                         gint           decimation,
                                         gint           quality);
gboolean gst_v4lmjpegsrc_set_capture_m  (GstV4lMjpegSrc *v4lmjpegsrc,
                                         gint           x_offset,
                                         gint           y_offset,
                                         gint           width,
                                         gint           height,
                                         gint           h_decimation,
                                         gint           v_decimation,
                                         gint           quality);
gboolean gst_v4lmjpegsrc_capture_init   (GstV4lMjpegSrc *v4lmjpegsrc);
gboolean gst_v4lmjpegsrc_capture_start  (GstV4lMjpegSrc *v4lmjpegsrc);
gboolean gst_v4lmjpegsrc_grab_frame     (GstV4lMjpegSrc *v4lmjpegsrc,
                                         gint           *num,
                                         gint           *size);
guint8 * gst_v4lmjpegsrc_get_buffer     (GstV4lMjpegSrc *v4lmjpegsrc,
                                         gint           num);
gboolean gst_v4lmjpegsrc_requeue_frame  (GstV4lMjpegSrc *v4lmjpegsrc,
                                         gint           num);
gboolean gst_v4lmjpegsrc_capture_stop   (GstV4lMjpegSrc *v4lmjpegsrc);
gboolean gst_v4lmjpegsrc_capture_deinit (GstV4lMjpegSrc *v4lmjpegsrc);


#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* __V4L_MJPEG_SRC_CALLS_H__ */