1 /* GStreamer 2 * Copyright (C) 2013 FIXME <fixme@example.com> 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_IVTC_H_ 21 #define _GST_IVTC_H_ 22 23 #include <gst/base/gstbasetransform.h> 24 #include <gst/video/video.h> 25 26 G_BEGIN_DECLS 27 28 GST_ELEMENT_REGISTER_DECLARE (ivtc); 29 30 #define GST_TYPE_IVTC (gst_ivtc_get_type()) 31 #define GST_IVTC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_IVTC,GstIvtc)) 32 #define GST_IVTC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_IVTC,GstIvtcClass)) 33 #define GST_IS_IVTC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_IVTC)) 34 #define GST_IS_IVTC_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_IVTC)) 35 36 typedef struct _GstIvtc GstIvtc; 37 typedef struct _GstIvtcClass GstIvtcClass; 38 typedef struct _GstIvtcField GstIvtcField; 39 40 struct _GstIvtcField 41 { 42 GstBuffer *buffer; 43 int parity; 44 GstVideoFrame frame; 45 GstClockTime ts; 46 }; 47 48 #define GST_IVTC_MAX_FIELDS 10 49 50 struct _GstIvtc 51 { 52 GstBaseTransform base_ivtc; 53 54 GstSegment segment; 55 56 GstVideoInfo sink_video_info; 57 GstVideoInfo src_video_info; 58 GstClockTime current_ts; 59 GstClockTime field_duration; 60 61 int n_fields; 62 GstIvtcField fields[GST_IVTC_MAX_FIELDS]; 63 }; 64 65 struct _GstIvtcClass 66 { 67 GstBaseTransformClass base_ivtc_class; 68 }; 69 70 GType gst_ivtc_get_type (void); 71 72 G_END_DECLS 73 74 #endif 75