1 /* GStreamer
2  *
3  * Copyright (c) 2008,2009 Sebastian Dröge <sebastian.droege@collabora.co.uk>
4  * Copyright (c) 2008-2017 Collabora Ltd
5  *  @author: Sebastian Dröge <sebastian.droege@collabora.co.uk>
6  *  @author: Vincent Penquerc'h <vincent.penquerch@collabora.com>
7  *
8  * This library is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Library General Public
10  * License as published by the Free Software Foundation; either
11  * version 2 of the License, or (at your option) any later version.
12  *
13  * This library is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16  * Library General Public License for more details.
17  *
18  * You should have received a copy of the GNU Library General Public
19  * License along with this library; if not, write to the
20  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
21  * Boston, MA 02110-1301, USA.
22  */
23 
24 #ifndef __GST_FLV_MUX_H__
25 #define __GST_FLV_MUX_H__
26 
27 #include <gst/gst.h>
28 #include <gst/base/gstaggregator.h>
29 
30 G_BEGIN_DECLS
31 
32 #define GST_TYPE_FLV_MUX_PAD (gst_flv_mux_pad_get_type())
33 #define GST_FLV_MUX_PAD(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_FLV_MUX_PAD, GstFlvMuxPad))
34 #define GST_FLV_MUX_PAD_CAST(obj) ((GstFlvMuxPad *)(obj))
35 #define GST_FLV_MUX_PAD_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_FLV_MUX_PAD, GstFlvMuxPad))
36 #define GST_IS_FLV_MUX_PAD(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_FLV_MUX_PAD))
37 #define GST_IS_FLV_MUX_PAD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_FLV_MUX_PAD))
38 
39 typedef struct _GstFlvMuxPad GstFlvMuxPad;
40 typedef struct _GstFlvMuxPadClass GstFlvMuxPadClass;
41 typedef struct _GstFlvMux GstFlvMux;
42 typedef struct _GstFlvMuxClass GstFlvMuxClass;
43 
44 #define GST_TYPE_FLV_MUX \
45   (gst_flv_mux_get_type ())
46 #define GST_FLV_MUX(obj) \
47   (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_FLV_MUX, GstFlvMux))
48 #define GST_FLV_MUX_CAST(obj) ((GstFlvMux *)obj)
49 #define GST_FLV_MUX_CLASS(klass) \
50   (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_FLV_MUX, GstFlvMuxClass))
51 #define GST_IS_FLV_MUX(obj) \
52   (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_FLV_MUX))
53 #define GST_IS_FLV_MUX_CLASS(klass) \
54   (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_FLV_MUX))
55 
56 struct _GstFlvMuxPad
57 {
58   GstAggregatorPad aggregator_pad;
59 
60   guint codec;
61   guint rate;
62   guint width;
63   guint channels;
64   GstBuffer *codec_data;
65 
66   guint bitrate;
67 
68   GstClockTime last_timestamp;
69   gint64 pts;
70   gint64 dts;
71 
72   gboolean info_changed;
73 };
74 
75 struct _GstFlvMuxPadClass {
76   GstAggregatorPadClass parent;
77 };
78 
79 typedef enum
80 {
81   GST_FLV_MUX_STATE_HEADER,
82   GST_FLV_MUX_STATE_DATA
83 } GstFlvMuxState;
84 
85 struct _GstFlvMux {
86   GstAggregator   aggregator;
87 
88   GstPad         *srcpad;
89 
90   /* <private> */
91   GstFlvMuxState state;
92   GstFlvMuxPad *audio_pad;
93   GstFlvMuxPad *video_pad;
94   gboolean streamable;
95   gchar *metadatacreator;
96   gchar *encoder;
97 
98   GstTagList *tags;
99   gboolean new_tags;
100   GList *index;
101   guint64 byte_count;
102   guint64 duration;
103   gint64 first_timestamp;
104   GstClockTime last_dts;
105 
106   gboolean sent_header;
107 };
108 
109 struct _GstFlvMuxClass {
110   GstAggregatorClass parent;
111 };
112 
113 GType    gst_flv_mux_pad_get_type(void);
114 GType    gst_flv_mux_get_type    (void);
115 
116 G_END_DECLS
117 
118 #endif /* __GST_FLV_MUX_H__ */
119