mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-05 16:06:43 +00:00
3de245ed17
Like UYVY and similar formats this is rounding down to the start of the previous macro-pixel to not mix up the different components. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1988>
97 lines
2.8 KiB
C
97 lines
2.8 KiB
C
/* GStreamer video frame cropping
|
|
* Copyright (C) 2006 Tim-Philipp Müller <tim centricular 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., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#ifndef __GST_VIDEO_CROP_H__
|
|
#define __GST_VIDEO_CROP_H__
|
|
|
|
#include <gst/video/gstvideofilter.h>
|
|
|
|
G_BEGIN_DECLS
|
|
#define GST_TYPE_VIDEO_CROP \
|
|
(gst_video_crop_get_type())
|
|
#define GST_VIDEO_CROP(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VIDEO_CROP,GstVideoCrop))
|
|
#define GST_VIDEO_CROP_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_VIDEO_CROP,GstVideoCropClass))
|
|
#define GST_IS_VIDEO_CROP(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VIDEO_CROP))
|
|
#define GST_IS_VIDEO_CROP_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VIDEO_CROP))
|
|
|
|
GST_ELEMENT_REGISTER_DECLARE (videocrop);
|
|
|
|
typedef enum
|
|
{
|
|
/* RGB (+ variants), ARGB (+ variants), AYUV, GRAY */
|
|
VIDEO_CROP_PIXEL_FORMAT_PACKED_SIMPLE = 0,
|
|
/* YVYU, YUY2, UYVY */
|
|
VIDEO_CROP_PIXEL_FORMAT_PACKED_YVYU,
|
|
/* v210 */
|
|
VIDEO_CROP_PIXEL_FORMAT_PACKED_v210,
|
|
/* I420, A420, YV12, Y444, Y42B, Y41B,
|
|
* I420_10BE, A420_10BE, Y444_10BE, A444_10BE, I422_10BE, A422_10BE,
|
|
* I420_10LE, A420_10LE, Y444_10LE, A444_10LE, I422_10LE, A422_10LE,
|
|
* I420_12BE, Y444_12BE, I422_12BE,
|
|
* I420_12LE, Y444_12LE, I422_12LE,
|
|
* GBR, GBR_10BE, GBR_10LE, GBR_12BE, GBR_12LE,
|
|
* GBRA, GBRA_10BE, GBRA_10LE, GBRA_12BE, GBRA_12LE */
|
|
VIDEO_CROP_PIXEL_FORMAT_PLANAR,
|
|
/* NV12, NV21 */
|
|
VIDEO_CROP_PIXEL_FORMAT_SEMI_PLANAR
|
|
} VideoCropPixelFormat;
|
|
|
|
typedef struct _GstVideoCropImageDetails GstVideoCropImageDetails;
|
|
|
|
typedef struct _GstVideoCrop GstVideoCrop;
|
|
typedef struct _GstVideoCropClass GstVideoCropClass;
|
|
|
|
struct _GstVideoCrop
|
|
{
|
|
GstVideoFilter parent;
|
|
|
|
/*< private > */
|
|
gint prop_left;
|
|
gint prop_right;
|
|
gint prop_top;
|
|
gint prop_bottom;
|
|
gboolean need_update;
|
|
|
|
GstVideoInfo in_info;
|
|
GstVideoInfo out_info;
|
|
|
|
gint crop_left;
|
|
gint crop_right;
|
|
gint crop_top;
|
|
gint crop_bottom;
|
|
|
|
VideoCropPixelFormat packing;
|
|
gint macro_y_off;
|
|
|
|
gboolean raw_caps;
|
|
};
|
|
|
|
struct _GstVideoCropClass
|
|
{
|
|
GstVideoFilterClass parent_class;
|
|
};
|
|
|
|
GType gst_video_crop_get_type (void);
|
|
|
|
G_END_DECLS
|
|
#endif /* __GST_VIDEO_CROP_H__ */
|