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/**
* @file gst_video/sdp.c H.264 SDP Functions
*
* Copyright (C) 2010 Creytiv.com
*/
#include <re.h>
#include <baresip.h>
#include "gst_video.h"
static const uint8_t h264_level_idc = 0x0c;
uint32_t gst_video_h264_packetization_mode(const char *fmtp)
{
struct pl pl, mode;
if (!fmtp)
return 0;
pl_set_str(&pl, fmtp);
if (fmt_param_get(&pl, "packetization-mode", &mode))
return pl_u32(&mode);
return 0;
}
int gst_video_fmtp_enc(struct mbuf *mb, const struct sdp_format *fmt,
bool offer, void *arg)
{
struct vidcodec *vc = arg;
const uint8_t profile_idc = 0x42; /* baseline profile */
const uint8_t profile_iop = 0x80;
(void)offer;
if (!mb || !fmt || !vc)
return 0;
return mbuf_printf(mb, "a=fmtp:%s"
" packetization-mode=0"
";profile-level-id=%02x%02x%02x"
"\r\n",
fmt->id, profile_idc, profile_iop, h264_level_idc);
}
bool gst_video_fmtp_cmp(const char *fmtp1, const char *fmtp2, void *data)
{
(void)data;
return gst_video_h264_packetization_mode(fmtp1) ==
gst_video_h264_packetization_mode(fmtp2);
}
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