1 /* 2 * GStreamer 3 * Copyright (C) 2018 Edward Hervey <edward@centricular.com> 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Library General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Library General Public License for more details. 14 * 15 * You should have received a copy of the GNU Library General Public 16 * License along with this library; if not, write to the 17 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 18 * Boston, MA 02110-1301, USA. 19 */ 20 21 #ifndef __GST_CCEXTRACTOR_H__ 22 #define __GST_CCEXTRACTOR_H__ 23 24 #include <gst/gst.h> 25 #include <gst/base/gstflowcombiner.h> 26 #include <gst/video/video.h> 27 28 G_BEGIN_DECLS 29 #define GST_TYPE_CCEXTRACTOR \ 30 (gst_cc_extractor_get_type()) 31 #define GST_CCEXTRACTOR(obj) \ 32 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_CCEXTRACTOR,GstCCExtractor)) 33 #define GST_CCEXTRACTOR_CLASS(klass) \ 34 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_CCEXTRACTOR,GstCCExtractorClass)) 35 #define GST_IS_CCEXTRACTOR(obj) \ 36 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_CCEXTRACTOR)) 37 #define GST_IS_CCEXTRACTOR_CLASS(klass) \ 38 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_CCEXTRACTOR)) 39 40 typedef struct _GstCCExtractor GstCCExtractor; 41 typedef struct _GstCCExtractorClass GstCCExtractorClass; 42 43 struct _GstCCExtractor 44 { 45 GstElement element; 46 47 GstPad *sinkpad, *srcpad, *captionpad; 48 GstVideoCaptionType caption_type; 49 50 GstVideoInfo video_info; 51 52 GstFlowCombiner *combiner; 53 54 gboolean remove_caption_meta; 55 }; 56 57 struct _GstCCExtractorClass 58 { 59 GstElementClass parent_class; 60 }; 61 62 GType gst_cc_extractor_get_type (void); 63 64 GST_ELEMENT_REGISTER_DECLARE (ccextractor); 65 66 G_END_DECLS 67 #endif /* __GST_CCEXTRACTOR_H__ */ 68