src/modules/rtp/rtp.h

   1 #ifndef foortphfoo
   2 #define foortphfoo
   3
   4 /* $Id$ */
   5
   6 /***
   7   This file is part of PulseAudio.
   8
   9   Copyright 2006 Lennart Poettering
  10
  11   PulseAudio is free software; you can redistribute it and/or modify
  12   it under the terms of the GNU Lesser General Public License as published
  13   by the Free Software Foundation; either version 2 of the License,
  14   or (at your option) any later version.
  15
  16   PulseAudio is distributed in the hope that it will be useful, but
  17   WITHOUT ANY WARRANTY; without even the implied warranty of
  18   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  19   General Public License for more details.
  20
  21   You should have received a copy of the GNU Lesser General Public License
  22   along with PulseAudio; if not, write to the Free Software
  23   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  24   USA.
  25 ***/
  26
  27 #include <inttypes.h>
  28 #include <sys/socket.h>
  29 #include <sys/types.h>
  30 #include <pulsecore/memblockq.h>
  31 #include <pulsecore/memchunk.h>
  32
  33 typedef struct pa_rtp_context {
  34     int fd;
  35     uint16_t sequence;
  36     uint32_t timestamp;
  37     uint32_t ssrc;
  38     uint8_t payload;
  39     size_t frame_size;
  40 } pa_rtp_context;
  41
  42 pa_rtp_context* pa_rtp_context_init_send(pa_rtp_context *c, int fd, uint32_t ssrc, uint8_t payload, size_t frame_size);
  43 int pa_rtp_send(pa_rtp_context *c, size_t size, pa_memblockq *q);
  44
  45 pa_rtp_context* pa_rtp_context_init_recv(pa_rtp_context *c, int fd, size_t frame_size);
  46 int pa_rtp_recv(pa_rtp_context *c, pa_memchunk *chunk, pa_mempool *pool);
  47
  48 void pa_rtp_context_destroy(pa_rtp_context *c);
  49
  50 pa_sample_spec* pa_rtp_sample_spec_fixup(pa_sample_spec *ss);
  51 int pa_rtp_sample_spec_valid(const pa_sample_spec *ss);
  52
  53 uint8_t pa_rtp_payload_from_sample_spec(const pa_sample_spec *ss);
  54 pa_sample_spec *pa_rtp_sample_spec_from_payload(uint8_t payload, pa_sample_spec *ss);
  55
  56 const char* pa_rtp_format_to_string(pa_sample_format_t f);
  57 pa_sample_format_t pa_rtp_string_to_format(const char *s);
  58
  59 #endif