gecko-dev/third_party/sipcc/ccsdp_rtcp_fb.h

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1.7 KiB
C

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef __CCSDP_RTCP_FB_H__
#define __CCSDP_RTCP_FB_H__
/* a=rtcp-fb enumerations */
typedef enum {
SDP_RTCP_FB_ANY = -1,
SDP_RTCP_FB_ACK = 0,
SDP_RTCP_FB_CCM,
SDP_RTCP_FB_NACK,
SDP_RTCP_FB_TRR_INT,
// from https://www.ietf.org/archive/id/draft-alvestrand-rmcat-remb-03.txt
SDP_RTCP_FB_REMB,
// from https://tools.ietf.org/html/draft-holmer-rmcat-transport-wide-cc-extensions-01
SDP_RTCP_FB_TRANSPORT_CC,
SDP_MAX_RTCP_FB,
SDP_RTCP_FB_UNKNOWN
} sdp_rtcp_fb_type_e;
typedef enum {
SDP_RTCP_FB_NACK_NOT_FOUND = -1,
SDP_RTCP_FB_NACK_BASIC = 0,
SDP_RTCP_FB_NACK_SLI,
SDP_RTCP_FB_NACK_PLI,
SDP_RTCP_FB_NACK_RPSI,
SDP_RTCP_FB_NACK_APP,
SDP_RTCP_FB_NACK_RAI,
SDP_RTCP_FB_NACK_TLLEI,
SDP_RTCP_FB_NACK_PSLEI,
SDP_RTCP_FB_NACK_ECN,
SDP_MAX_RTCP_FB_NACK,
SDP_RTCP_FB_NACK_UNKNOWN
} sdp_rtcp_fb_nack_type_e;
typedef enum {
SDP_RTCP_FB_ACK_NOT_FOUND = -1,
SDP_RTCP_FB_ACK_RPSI = 0,
SDP_RTCP_FB_ACK_APP,
SDP_MAX_RTCP_FB_ACK,
SDP_RTCP_FB_ACK_UNKNOWN
} sdp_rtcp_fb_ack_type_e;
// Codec Control Messages - defined by RFC 5104
typedef enum {
SDP_RTCP_FB_CCM_NOT_FOUND = -1,
SDP_RTCP_FB_CCM_FIR = 0,
SDP_RTCP_FB_CCM_TMMBR,
SDP_RTCP_FB_CCM_TSTR,
SDP_RTCP_FB_CCM_VBCM,
SDP_MAX_RTCP_FB_CCM,
SDP_RTCP_FB_CCM_UNKNOWN
} sdp_rtcp_fb_ccm_type_e;
#ifdef __cplusplus
static_assert(SDP_MAX_RTCP_FB_NACK +
SDP_MAX_RTCP_FB_ACK +
SDP_MAX_RTCP_FB_CCM < 32,
"rtcp-fb Bitmap is larger than 32 bits");
#endif
#endif