1 /* GStreamer
2  * Copyright (C) <2014> Sreerenj Balachandran <sreerenjb@gnome.org>
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 #ifndef __GST_WEBPENC_H__
20 #define __GST_WEBPENC_H__
21 
22 #include <gst/gst.h>
23 #include <gst/video/video.h>
24 #include <webp/encode.h>
25 
26 G_BEGIN_DECLS
27 
28 #define GST_TYPE_WEBP_ENC \
29   (gst_webp_enc_get_type())
30 #define GST_WEBP_ENC(obj) \
31   (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_WEBP_ENC,GstWebpEnc))
32 #define GST_WEBP_ENC_CLASS(klass) \
33   (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_WEBP_ENC,GstWebpEncClass))
34 #define GST_IS_WEBP_ENC(obj) \
35   (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_WEBP_ENC))
36 #define GST_IS_WEBP_ENC_CLASS(klass) \
37   (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_WEBP_ENC))
38 
39 typedef struct _GstWebpEnc GstWebpEnc;
40 typedef struct _GstWebpEncClass GstWebpEncClass;
41 
42 /**
43  * GstWebpEnc:
44  *
45  * Opaque data structure.
46  */
47 struct _GstWebpEnc
48 {
49   GstVideoEncoder element;
50 
51   GstVideoCodecState *input_state;
52 
53   gboolean lossless;
54   gfloat quality;
55   guint speed;
56   gint preset;
57 
58   gboolean use_argb;
59   GstVideoFormat rgb_format;
60 
61   WebPEncCSP webp_color_space;
62   struct WebPConfig webp_config;
63   struct WebPPicture webp_picture;
64   WebPMemoryWriter webp_writer;
65 };
66 
67 struct _GstWebpEncClass
68 {
69   GstVideoEncoderClass parent_class;
70 };
71 
72 GType gst_webp_enc_get_type (void);
73 gboolean gst_webp_enc_register (GstPlugin * plugin);
74 
75 G_END_DECLS
76 #endif /* __GST_WEBPENC_H__ */
77