1 /* GStreamer video frame cropping
2 * Copyright (C) 2006 Tim-Philipp Müller <tim centricular net>
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
14 * You should have received a copy of the GNU Library General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
20 #ifndef __GST_VIDEO_CROP_H__
21 #define __GST_VIDEO_CROP_H__
23 #include <gst/base/gstbasetransform.h>
27 #define GST_TYPE_VIDEO_CROP \
28 (gst_video_crop_get_type())
29 #define GST_VIDEO_CROP(obj) \
30 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VIDEO_CROP,GstVideoCrop))
31 #define GST_VIDEO_CROP_CLASS(klass) \
32 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_VIDEO_CROP,GstVideoCropClass))
33 #define GST_IS_VIDEO_CROP(obj) \
34 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VIDEO_CROP))
35 #define GST_IS_VIDEO_CROP_CLASS(klass) \
36 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VIDEO_CROP))
39 VIDEO_CROP_PIXEL_FORMAT_PACKED_SIMPLE = 0, /* RGBx, AYUV */
40 VIDEO_CROP_PIXEL_FORMAT_PACKED_COMPLEX, /* UYVY, YVYU */
41 VIDEO_CROP_PIXEL_FORMAT_PLANAR /* I420, YV12 */
42 } VideoCropPixelFormat;
44 typedef struct _GstVideoCropImageDetails GstVideoCropImageDetails;
45 struct _GstVideoCropImageDetails
48 VideoCropPixelFormat packing;
52 /* for packed RGB and YUV */
53 guint8 macro_y_off; /* for YUY2, YVYU, UYVY, Y offset within macropixel in bytes */
56 typedef struct _GstVideoCrop GstVideoCrop;
57 typedef struct _GstVideoCropClass GstVideoCropClass;
61 GstBaseTransform basetransform;
69 GstVideoCropImageDetails in; /* details of input image */
70 GstVideoCropImageDetails out; /* details of output image */
75 struct _GstVideoCropClass
77 GstBaseTransformClass basetransform_class;
80 GType gst_video_crop_get_type (void);
84 #endif /* __GST_VIDEO_CROP_H__ */