1 /* GStreamer H264 encoder plugin
2 * Copyright (C) 2005 Michal Benes <michal.benes@itonis.tv>
3 * Copyright (C) 2005 Josef Zlomek <josef.zlomek@itonis.tv>
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., 59 Temple Place - Suite 330,
18 * Boston, MA 02111-1307, USA.
19 */
21 #ifndef __GST_X264_ENC_H__
22 #define __GST_X264_ENC_H__
24 #include <gst/gst.h>
25 #include <gst/video/video.h>
26 #include "_stdint.h"
27 #include <x264.h>
29 G_BEGIN_DECLS
31 #define GST_TYPE_X264_ENC \
32 (gst_x264_enc_get_type())
33 #define GST_X264_ENC(obj) \
34 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_X264_ENC,GstX264Enc))
35 #define GST_X264_ENC_CLASS(klass) \
36 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_X264_ENC,GstX264EncClass))
37 #define GST_IS_X264_ENC(obj) \
38 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_X264_ENC))
39 #define GST_IS_X264_ENC_CLASS(klass) \
40 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_X264_ENC))
42 typedef struct _GstX264Enc GstX264Enc;
43 typedef struct _GstX264EncClass GstX264EncClass;
45 struct _GstX264Enc
46 {
47 GstElement element;
49 /*< private >*/
50 GstPad *sinkpad;
51 GstPad *srcpad;
53 x264_t *x264enc;
54 x264_param_t x264param;
56 /* properties */
57 guint threads;
58 gboolean sliced_threads;
59 gint sync_lookahead;
60 gint pass;
61 guint quantizer;
62 gchar *mp_cache_file;
63 gboolean byte_stream;
64 guint bitrate;
65 gboolean intra_refresh;
66 gint me;
67 guint subme;
68 guint analyse;
69 gboolean dct8x8;
70 guint ref;
71 guint bframes;
72 gboolean b_adapt;
73 gboolean b_pyramid;
74 gboolean weightb;
75 guint sps_id;
76 gboolean au_nalu;
77 gboolean trellis;
78 guint vbv_buf_capacity;
79 guint keyint_max;
80 gboolean cabac;
81 gfloat ip_factor;
82 gfloat pb_factor;
83 guint qp_min;
84 guint qp_max;
85 guint qp_step;
86 gboolean mb_tree;
87 gint rc_lookahead;
88 guint noise_reduction;
89 gboolean interlaced;
90 gint speed_preset;
91 gint psy_tune;
92 guint tune;
93 GString *tunings;
94 gint profile;
95 GString *option_string_prop; /* option-string property */
96 GString *option_string; /* used by set prop */
98 /* input description */
99 GstVideoFormat format;
100 gint width, height;
101 gint fps_num, fps_den;
102 gint par_num, par_den;
103 /* cache some format properties */
104 gint stride[4], offset[4];
105 gint image_size;
107 /* for b-frame delay handling */
108 GQueue *delay;
110 guint8 *buffer;
111 gulong buffer_size;
113 gint i_type;
114 GstEvent *forcekeyunit_event;
116 /* configuration changed while playing */
117 gboolean reconfig;
118 };
120 struct _GstX264EncClass
121 {
122 GstElementClass parent_class;
123 };
125 GType gst_x264_enc_get_type (void);
127 G_END_DECLS
129 #endif /* __GST_X264_ENC_H__ */