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Diffstat (limited to 'channels/iax2/include/format_compatibility.h')
| -rw-r--r-- | channels/iax2/include/format_compatibility.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/channels/iax2/include/format_compatibility.h b/channels/iax2/include/format_compatibility.h new file mode 100644 index 000000000..aa29cfa2c --- /dev/null +++ b/channels/iax2/include/format_compatibility.h @@ -0,0 +1,55 @@ +/* + * Asterisk -- An open source telephony toolkit. + * + * Copyright (C) 2014, Digium, Inc. + * + * Joshua Colp <jcolp@digium.com> + * + * See http://www.asterisk.org for more information about + * the Asterisk project. Please do not directly contact + * any of the maintainers of this project for assistance; + * the project provides a web site, mailing lists and IRC + * channels for your use. + * + * This program is free software, distributed under the terms of + * the GNU General Public License Version 2. See the LICENSE file + * at the top of the source tree. + */ + +/*! + * \file + * \brief Media Format Bitfield Compatibility API + * + * \author Joshua Colp <jcolp@digium.com> + */ + +#ifndef _IAX2_FORMAT_COMPATIBILITY_H_ +#define _IAX2_FORMAT_COMPATIBILITY_H_ + +struct ast_format; +struct ast_format_cap; + +/*! + * \brief Convert a format capabilities structure to a bitfield + * + * \param cap Capabilities structure containing formats + * + * \retval non-zero success + * \retval zero no formats present or no formats supported + */ +uint64_t iax2_format_compatibility_cap2bitfield(const struct ast_format_cap *cap); + +/*! + * \brief Convert a bitfield to a format capabilities structure + * + * \param bitfield The bitfield for the media formats + * \param cap Capabilities structure to place formats into + * + * \retval non-NULL success + * \retval NULL failure + * + * \note If failure occurs the capabilities structure may contain a partial set of formats + */ +int iax2_format_compatibility_bitfield2cap(uint64_t bitfield, struct ast_format_cap *cap); + +#endif /* _IAX2_FORMAT_COMPATIBILITY_H */ |