/usr/include/libpurple/media/codec.h is in libpurple-dev 2.12.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 | /**
* @file codec.h Codec for Media API
* @ingroup core
*/
/* purple
*
* Purple is the legal property of its developers, whose names are too numerous
* to list here. Please refer to the COPYRIGHT file distributed with this
* source distribution.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA
*/
#ifndef _PURPLE_MEDIA_CODEC_H_
#define _PURPLE_MEDIA_CODEC_H_
#include "enum-types.h"
/** An opaque structure representing an audio or video codec. */
typedef struct _PurpleMediaCodec PurpleMediaCodec;
#include "../util.h"
#include <glib-object.h>
G_BEGIN_DECLS
#define PURPLE_TYPE_MEDIA_CODEC (purple_media_codec_get_type())
#define PURPLE_IS_MEDIA_CODEC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), PURPLE_TYPE_MEDIA_CODEC))
#define PURPLE_IS_MEDIA_CODEC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), PURPLE_TYPE_MEDIA_CODEC))
#define PURPLE_MEDIA_CODEC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), PURPLE_TYPE_MEDIA_CODEC, PurpleMediaCodec))
#define PURPLE_MEDIA_CODEC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), PURPLE_TYPE_MEDIA_CODEC, PurpleMediaCodec))
#define PURPLE_MEDIA_CODEC_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), PURPLE_TYPE_MEDIA_CODEC, PurpleMediaCodec))
/**
* Gets the type of the media codec structure.
*
* @return The media codec's GType
*
* @since 2.6.0
*/
GType purple_media_codec_get_type(void);
/**
* Creates a new PurpleMediaCodec instance.
*
* @param id Codec identifier.
* @param encoding_name Name of the media type this encodes.
* @param media_type PurpleMediaSessionType of this codec.
* @param clock_rate The clock rate this codec encodes at, if applicable.
*
* @return The newly created PurpleMediaCodec.
*
* @since 2.6.0
*/
PurpleMediaCodec *purple_media_codec_new(int id, const char *encoding_name,
PurpleMediaSessionType media_type, guint clock_rate);
/**
* Gets the codec id.
*
* @param The codec to get the id from.
*
* @return The codec id.
*
* @since 2.6.0
*/
guint purple_media_codec_get_id(PurpleMediaCodec *codec);
/**
* Gets the encoding name.
*
* @param The codec to get the encoding name from.
*
* @return The encoding name.
*
* @since 2.6.0
*/
gchar *purple_media_codec_get_encoding_name(PurpleMediaCodec *codec);
/**
* Gets the clock rate.
*
* @param The codec to get the clock rate from.
*
* @return The clock rate.
*
* @since 2.6.0
*/
guint purple_media_codec_get_clock_rate(PurpleMediaCodec *codec);
/**
* Gets the number of channels.
*
* @param The codec to get the number of channels from.
*
* @return The number of channels.
*
* @since 2.6.0
*/
guint purple_media_codec_get_channels(PurpleMediaCodec *codec);
/**
* Gets a list of the optional parameters.
*
* The list consists of PurpleKeyValuePair's.
*
* @param The codec to get the optional parameters from.
*
* @return The list of optional parameters. The list is owned by the codec and
* should not be freed.
*
* @since 2.6.0
*/
GList *purple_media_codec_get_optional_parameters(PurpleMediaCodec *codec);
/**
* Adds an optional parameter to the codec.
*
* @param codec The codec to add the parameter to.
* @param name The name of the parameter to add.
* @param value The value of the parameter to add.
*
* @since 2.6.0
*/
void purple_media_codec_add_optional_parameter(PurpleMediaCodec *codec,
const gchar *name, const gchar *value);
/**
* Removes an optional parameter from the codec.
*
* @param codec The codec to remove the parameter from.
* @param param A pointer to the parameter to remove.
*
* @since 2.6.0
*/
void purple_media_codec_remove_optional_parameter(PurpleMediaCodec *codec,
PurpleKeyValuePair *param);
/**
* Gets an optional parameter based on the values given.
*
* @param codec The codec to find the parameter in.
* @param name The name of the parameter to search for.
* @param value The value to search for or NULL.
*
* @return The value found or NULL.
*
* @since 2.6.0
*/
PurpleKeyValuePair *purple_media_codec_get_optional_parameter(
PurpleMediaCodec *codec, const gchar *name,
const gchar *value);
/**
* Copies a PurpleMediaCodec object.
*
* @param codec The codec to copy.
*
* @return The copy of the codec.
*
* @since 2.7.0
*/
PurpleMediaCodec *purple_media_codec_copy(PurpleMediaCodec *codec);
/**
* Copies a GList of PurpleMediaCodec and its contents.
*
* @param codecs The list of codecs to be copied.
*
* @return The copy of the GList.
*
* @since 2.6.0
*/
GList *purple_media_codec_list_copy(GList *codecs);
/**
* Frees a GList of PurpleMediaCodec and its contents.
*
* @param codecs The list of codecs to be freed.
*
* @since 2.6.0
*/
void purple_media_codec_list_free(GList *codecs);
/**
* Creates a string representation of the codec.
*
* @param codec The codec to create the string of.
*
* @return The new string representation.
*
* @since 2.6.0
*/
gchar *purple_media_codec_to_string(const PurpleMediaCodec *codec);
G_END_DECLS
#endif /* _PURPLE_MEDIA_CODEC_H_ */
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