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res_format_attr_h264.c: Make sure profile-level-id fmtp attribute is set

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The profile-iop octet (the 2nd) of profile-level-id can be zero
according to RFC 6184 Section 8.1. So we ignore its value when deciding
to include profile-level-id in the outgoing SDP.

ASTERISK-27959 #close
Reported by: David Kuehling

Change-Id: Id28cd916a3d7748058fe9609b585d07d9e243f73
This commit is contained in:
Sean Bright
2018-12-13 16:56:50 -05:00
parent 84d693a689
commit f60afac587
1 changed files with 1 additions and 1 deletions
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2
res/res_format_attr_h264.c
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@@ -282,7 +282,7 @@ static void h264_generate_sdp_fmtp(const struct ast_format *format, unsigned int
APPEND_IF_NOT_H264_UNSET(attr->PACKETIZATION_MODE, str, "packetization-mode"); APPEND_IF_NOT_H264_UNSET(attr->PACKETIZATION_MODE, str, "packetization-mode");
APPEND_IF_NOT_H264_UNSET(attr->LEVEL_ASYMMETRY_ALLOWED, str, "level-asymmetry-allowed"); APPEND_IF_NOT_H264_UNSET(attr->LEVEL_ASYMMETRY_ALLOWED, str, "level-asymmetry-allowed");
if (attr->PROFILE_IDC && attr->PROFILE_IOP && attr->LEVEL) { if (attr->PROFILE_IDC && attr->LEVEL) {
if (added) { if (added) {
ast_str_append(str, 0, ";"); ast_str_append(str, 0, ";");
} else if (0 < ast_str_append(str, 0, "a=fmtp:%u ", payload)) { } else if (0 < ast_str_append(str, 0, "a=fmtp:%u ", payload)) {