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添加rtp ext: av1-rtp-spec (#2609)

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Co-authored-by: xia-chu <771730766@qq.com>
This commit is contained in:
yogo-zhangyingzhe 2023-07-08 23:28:34 +08:00 committed by GitHub
parent f55e13f9da
commit 9e8568e753
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2 changed files with 9 additions and 4 deletions
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10
webrtc/RtpExt.cpp
View File

@ -94,6 +94,7 @@ uint8_t RtpExtOneByte::getId() const {
} }
void RtpExtOneByte::setId(uint8_t in) { void RtpExtOneByte::setId(uint8_t in) {
CHECK(in < (int)RtpExtType::reserved);
id = in & 0x0F; id = in & 0x0F;
} }
@ -143,8 +144,6 @@ void appendExt(map<uint8_t, RtpExt> &ret, uint8_t *ptr, const uint8_t *end) {
++ptr; ++ptr;
continue; continue;
} }
//15类型的rtp ext为保留
CHECK(ext->getId() < (uint8_t) RtpExtType::reserved);
CHECK(reinterpret_cast<uint8_t *>(ext) + Type::kMinSize <= end); CHECK(reinterpret_cast<uint8_t *>(ext) + Type::kMinSize <= end);
CHECK(ext->getData() + ext->getSize() <= end); CHECK(ext->getData() + ext->getSize() <= end);
ret.emplace(ext->getId(), RtpExt(ext, isOneByteExt<Type>(), reinterpret_cast<char *>(ext->getData()), ext->getSize())); ret.emplace(ext->getId(), RtpExt(ext, isOneByteExt<Type>(), reinterpret_cast<char *>(ext->getData()), ext->getSize()));
@ -522,8 +521,13 @@ uint8_t RtpExt::getFramemarkingTID() const {
} }
void RtpExt::setExtId(uint8_t ext_id) { void RtpExt::setExtId(uint8_t ext_id) {
assert(ext_id > (int) RtpExtType::padding && ext_id <= (int) RtpExtType::reserved && _ext); assert(ext_id > (int) RtpExtType::padding && _ext);
if (_one_byte_ext) { if (_one_byte_ext) {
if (ext_id >= (int)RtpExtType::reserved) {
WarnL << "One byte rtp ext can not store id " << (int)ext_id << "(" << getExtName((RtpExtType)ext_id) << ") big than 14";
clearExt();
return;
}
auto ptr = reinterpret_cast<RtpExtOneByte *>(_ext); auto ptr = reinterpret_cast<RtpExtOneByte *>(_ext);
ptr->setId(ext_id); ptr->setId(ext_id);
} else { } else {

3
webrtc/RtpExt.h
View File

@ -34,6 +34,7 @@ namespace mediakit {
XX(playout_delay, "http://www.webrtc.org/experiments/rtp-hdrext/playout-delay") \ XX(playout_delay, "http://www.webrtc.org/experiments/rtp-hdrext/playout-delay") \
XX(video_orientation, "urn:3gpp:video-orientation") \ XX(video_orientation, "urn:3gpp:video-orientation") \
XX(toffset, "urn:ietf:params:rtp-hdrext:toffset") \ XX(toffset, "urn:ietf:params:rtp-hdrext:toffset") \
XX(av1, "https://aomediacodec.github.io/av1-rtp-spec/#dependency-descriptor-rtp-header-extension") \
XX(encrypt, "urn:ietf:params:rtp-hdrext:encrypt") XX(encrypt, "urn:ietf:params:rtp-hdrext:encrypt")
enum class RtpExtType : uint8_t { enum class RtpExtType : uint8_t {
@ -41,7 +42,7 @@ enum class RtpExtType : uint8_t {
#define XX(type, uri) type, #define XX(type, uri) type,
RTP_EXT_MAP(XX) RTP_EXT_MAP(XX)
#undef XX #undef XX
reserved = encrypt, reserved = 15,
}; };
class RtcMedia; class RtcMedia;