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1 /* GStreamer
2  * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
3  * Copyright (C) 2012 Collabora Ltd.
4  *	Author : Edward Hervey <edward@collabora.com>
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Library General Public
8  * License as published by the Free Software Foundation; either
9  * version 2 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Library General Public License for more details.
15  *
16  * You should have received a copy of the GNU Library General Public
17  * License along with this library; if not, write to the
18  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
19  * Boston, MA 02110-1301, USA.
20  */
21 
22 
23 #ifndef __GST_PNGENC_H__
24 #define __GST_PNGENC_H__
25 
26 #include <gst/gst.h>
27 #include <gst/video/gstvideoencoder.h>
28 #include <png.h>
29 
30 G_BEGIN_DECLS
31 
32 #define GST_TYPE_PNGENC (gst_pngenc_get_type())
33 G_DECLARE_FINAL_TYPE (GstPngEnc, gst_pngenc, GST, PNGENC, GstVideoEncoder)
34 
35 struct _GstPngEnc
36 {
37   GstVideoEncoder parent;
38 
39   GstVideoCodecState *input_state;
40   GstBuffer *buffer_out;
41 
42   png_structp png_struct_ptr;
43   png_infop png_info_ptr;
44 
45   gint png_color_type;
46   gint depth;
47   guint compression_level;
48 
49   gboolean snapshot;
50   gboolean newmedia;
51 };
52 
53 GST_ELEMENT_REGISTER_DECLARE (pngenc);
54 
55 G_END_DECLS
56 
57 #endif /* __GST_PNGENC_H__ */
58