mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
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79 lines
2.1 KiB
C
79 lines
2.1 KiB
C
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/* PipeWire
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*
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* Copyright © 2022 Wim Taymans <wim.taymans@gmail.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef PIPEWIRE_RTP_H
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#define PIPEWIRE_RTP_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct rtp_header {
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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unsigned cc:4;
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unsigned x:1;
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unsigned p:1;
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unsigned v:2;
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unsigned pt:7;
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unsigned m:1;
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#elif __BYTE_ORDER == __BIG_ENDIAN
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unsigned v:2;
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unsigned p:1;
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unsigned x:1;
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unsigned cc:4;
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unsigned m:1;
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unsigned pt:7;
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#else
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#error "Unknown byte order"
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#endif
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uint16_t sequence_number;
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uint32_t timestamp;
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uint32_t ssrc;
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uint32_t csrc[0];
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} __attribute__ ((packed));
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struct rtp_payload {
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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unsigned frame_count:4;
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unsigned rfa0:1;
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unsigned is_last_fragment:1;
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unsigned is_first_fragment:1;
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unsigned is_fragmented:1;
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#elif __BYTE_ORDER == __BIG_ENDIAN
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unsigned is_fragmented:1;
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unsigned is_first_fragment:1;
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unsigned is_last_fragment:1;
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unsigned rfa0:1;
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unsigned frame_count:4;
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#endif
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} __attribute__ ((packed));
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#ifdef __cplusplus
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}
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#endif
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#endif /* PIPEWIRE_RTP_H */
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