1 /* GStreamer video frame cropping 2 * Copyright (C) 2006 Tim-Philipp Müller <tim centricular net> 3 * 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. 8 * 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. 13 * 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., 51 Franklin St, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 */ 19 20 #ifndef __GST_VIDEO_CROP_H__ 21 #define __GST_VIDEO_CROP_H__ 22 23 #include <gst/video/gstvideofilter.h> 24 25 G_BEGIN_DECLS 26 #define GST_TYPE_VIDEO_CROP \ 27 (gst_video_crop_get_type()) 28 #define GST_VIDEO_CROP(obj) \ 29 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VIDEO_CROP,GstVideoCrop)) 30 #define GST_VIDEO_CROP_CLASS(klass) \ 31 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_VIDEO_CROP,GstVideoCropClass)) 32 #define GST_IS_VIDEO_CROP(obj) \ 33 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VIDEO_CROP)) 34 #define GST_IS_VIDEO_CROP_CLASS(klass) \ 35 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VIDEO_CROP)) 36 37 GST_ELEMENT_REGISTER_DECLARE (videocrop); 38 39 typedef enum 40 { 41 /* RGB (+ variants), ARGB (+ variants), AYUV, GRAY */ 42 VIDEO_CROP_PIXEL_FORMAT_PACKED_SIMPLE = 0, 43 /* YVYU, YUY2, UYVY */ 44 VIDEO_CROP_PIXEL_FORMAT_PACKED_COMPLEX, 45 /* I420, A420, YV12, Y444, Y42B, Y41B, 46 * I420_10BE, A420_10BE, Y444_10BE, A444_10BE, I422_10BE, A422_10BE, 47 * I420_10LE, A420_10LE, Y444_10LE, A444_10LE, I422_10LE, A422_10LE, 48 * I420_12BE, Y444_12BE, I422_12BE, 49 * I420_12LE, Y444_12LE, I422_12LE, 50 * GBR, GBR_10BE, GBR_10LE, GBR_12BE, GBR_12LE, 51 * GBRA, GBRA_10BE, GBRA_10LE, GBRA_12BE, GBRA_12LE */ 52 VIDEO_CROP_PIXEL_FORMAT_PLANAR, 53 /* NV12, NV21 */ 54 VIDEO_CROP_PIXEL_FORMAT_SEMI_PLANAR 55 } VideoCropPixelFormat; 56 57 typedef struct _GstVideoCropImageDetails GstVideoCropImageDetails; 58 59 typedef struct _GstVideoCrop GstVideoCrop; 60 typedef struct _GstVideoCropClass GstVideoCropClass; 61 62 struct _GstVideoCrop 63 { 64 GstVideoFilter parent; 65 66 /*< private > */ 67 gint prop_left; 68 gint prop_right; 69 gint prop_top; 70 gint prop_bottom; 71 gboolean need_update; 72 73 GstVideoInfo in_info; 74 GstVideoInfo out_info; 75 76 gint crop_left; 77 gint crop_right; 78 gint crop_top; 79 gint crop_bottom; 80 81 VideoCropPixelFormat packing; 82 gint macro_y_off; 83 84 gboolean raw_caps; 85 }; 86 87 struct _GstVideoCropClass 88 { 89 GstVideoFilterClass parent_class; 90 }; 91 92 GType gst_video_crop_get_type (void); 93 94 G_END_DECLS 95 #endif /* __GST_VIDEO_CROP_H__ */ 96