1 /* GStreamer 2 * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu> 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 #include <gst/gst.h> 21 #include <gst/video/gstvideofilter.h> 22 #include <gst/video/video.h> 23 24 #ifndef __GST_VIDEO_BOX_H__ 25 #define __GST_VIDEO_BOX_H__ 26 27 #define GST_TYPE_VIDEO_BOX \ 28 (gst_video_box_get_type()) 29 #define GST_VIDEO_BOX(obj) \ 30 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VIDEO_BOX,GstVideoBox)) 31 #define GST_VIDEO_BOX_CLASS(klass) \ 32 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_VIDEO_BOX,GstVideoBoxClass)) 33 #define GST_IS_VIDEO_BOX(obj) \ 34 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VIDEO_BOX)) 35 #define GST_IS_VIDEO_BOX_CLASS(klass) \ 36 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VIDEO_BOX)) 37 38 typedef struct _GstVideoBox GstVideoBox; 39 typedef struct _GstVideoBoxClass GstVideoBoxClass; 40 41 typedef enum 42 { 43 VIDEO_BOX_FILL_BLACK, 44 VIDEO_BOX_FILL_GREEN, 45 VIDEO_BOX_FILL_BLUE, 46 VIDEO_BOX_FILL_RED, 47 VIDEO_BOX_FILL_YELLOW, 48 VIDEO_BOX_FILL_WHITE, 49 VIDEO_BOX_FILL_LAST 50 } 51 GstVideoBoxFill; 52 53 struct _GstVideoBox 54 { 55 GstVideoFilter element; 56 57 /* <private> */ 58 59 /* Guarding everything below */ 60 GMutex mutex; 61 /* caps */ 62 GstVideoFormat in_format; 63 gint in_width, in_height; 64 gboolean in_sdtv; 65 GstVideoFormat out_format; 66 gint out_width, out_height; 67 gboolean out_sdtv; 68 69 gint box_left, box_right, box_top, box_bottom; 70 71 gint border_left, border_right, border_top, border_bottom; 72 gint crop_left, crop_right, crop_top, crop_bottom; 73 74 gdouble alpha; 75 gdouble border_alpha; 76 77 GstVideoBoxFill fill_type; 78 79 gboolean autocrop; 80 81 void (*fill) (GstVideoBoxFill fill_type, guint b_alpha, GstVideoFrame *dest, gboolean sdtv); 82 void (*copy) (guint i_alpha, GstVideoFrame * dest, gboolean dest_sdtv, gint dest_x, gint dest_y, GstVideoFrame * src, gboolean src_sdtv, gint src_x, gint src_y, gint w, gint h); 83 }; 84 85 struct _GstVideoBoxClass 86 { 87 GstVideoFilterClass parent_class; 88 }; 89 90 GType gst_video_box_get_type (void); 91 92 #endif /* __GST_VIDEO_BOX_H__ */ 93