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性能优化

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This commit is contained in:
xiongziliang 2021-01-31 20:36:19 +08:00
parent 7745cdb8fc
commit eef5407aab
1 changed files with 6 additions and 6 deletions
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12
src/Rtcp/Rtcp.cpp
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@ -33,7 +33,7 @@ const char *sdesTypeToStr(SdesType type){
}
static size_t alignSize(size_t bytes) {
return 4 * (size_t)((bytes + 3) / 4);
return (size_t)((bytes + 3) / 4) << 2;
}
static void setupHeader(RtcpHeader *rtcp, RtcpType type, size_t report_count, size_t total_bytes) {
@ -82,7 +82,7 @@ string RtcpHeader::dumpString() const {
RtcpSdes *rtcp = (RtcpSdes *)this;
return rtcp->dumpString();
}
default: return StrPrinter << dumpHeader() << hexdump((char *)this + sizeof(*this), length * 4);
default: return StrPrinter << dumpHeader() << hexdump((char *)this + sizeof(*this), length << 2);
}
}
@ -115,7 +115,7 @@ vector<RtcpHeader *> RtcpHeader::loadFromBytes(char *data, size_t len){
char *ptr = data;
while (remain > (ssize_t) sizeof(RtcpHeader)) {
RtcpHeader *rtcp = (RtcpHeader *) ptr;
auto rtcp_len = 4 * (1 + ntohs(rtcp->length));
auto rtcp_len = (1 + ntohs(rtcp->length)) << 2;
try {
rtcp->net2Host(rtcp_len);
ret.emplace_back(rtcp);
@ -133,7 +133,7 @@ class BufferRtcp : public Buffer {
public:
BufferRtcp(std::shared_ptr<RtcpHeader> rtcp) {
_rtcp = std::move(rtcp);
_size = (htons(_rtcp->length) + 1) * 4;
_size = (htons(_rtcp->length) + 1) << 2;
}
~BufferRtcp() override {}
@ -208,8 +208,8 @@ if (report_count != item_count) { \
WarnL << rtcpTypeToStr((RtcpType)pt) << " report_count 字段不正确,已修正为:" << (int)report_count << " -> " << item_count; \
report_count = item_count; \
} \
if ((size_t) (length + 1) * 4 != size) { \
WarnL << rtcpTypeToStr((RtcpType)pt) << " length字段不正确:" << (size_t) (length + 1) * 4 << " != " << size; \
if ((size_t) (length + 1) << 2 != size) { \
WarnL << rtcpTypeToStr((RtcpType)pt) << " length字段不正确:" << (size_t) (length + 1) << 2 << " != " << size; \
}
void RtcpSR::net2Host(size_t size) {