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AI automatically translates all comments in the code into English (#3917)

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alex
2024-09-19 14:53:50 +08:00
committed by GitHub
parent 046de691cb
commit 4152dcd409
279 changed files with 10602 additions and 3038 deletions
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36
src/Rtp/RtpSplitter.cpp
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@@ -16,12 +16,14 @@ namespace mediakit{
static const int kEHOME_OFFSET = 256;
ssize_t RtpSplitter::onRecvHeader(const char *data,size_t len){
//忽略偏移量
// 忽略偏移量 [AUTO-TRANSLATED:7fbc3d5d]
// Ignore offset
data += _offset;
len -= _offset;
if (_is_ehome && len > 12 && data[12] == '\r') {
//这是ehome,移除第12个字节
// 这是ehome,移除第12个字节 [AUTO-TRANSLATED:643b3f39]
// This is ehome, remove the 12th byte
memmove((char *) data + 1, data, 12);
data += 1;
len -= 1;
@@ -42,21 +44,26 @@ static bool isEhome(const char *data, size_t len){
const char *RtpSplitter::onSearchPacketTail(const char *data, size_t len) {
if (len < 4) {
//数据不够
// 数据不够 [AUTO-TRANSLATED:72802244]
// Not enough data
return nullptr;
}
if (_check_ehome_count) {
if (isEhome(data, len)) {
//是ehome协议
// 是ehome协议 [AUTO-TRANSLATED:daa874ca]
// It is the ehome protocol
if (len < kEHOME_OFFSET + 4) {
//数据不够
// 数据不够 [AUTO-TRANSLATED:72802244]
// Not enough data
return nullptr;
}
//忽略ehome私有头后是rtsp样式的rtp，多4个字节，
// 忽略ehome私有头后是rtsp样式的rtp，多4个字节， [AUTO-TRANSLATED:d9bc652c]
// Ignore the ehome private header, then it is an rtsp-style rtp, with 4 extra bytes,
_offset = kEHOME_OFFSET + 4;
_is_ehome = true;
//忽略ehome私有头
// 忽略ehome私有头 [AUTO-TRANSLATED:4fc98661]
// Ignore the ehome private header
return onSearchPacketTail_l(data + kEHOME_OFFSET + 2, len - kEHOME_OFFSET - 2);
}
_check_ehome_count--;
@@ -64,26 +71,31 @@ const char *RtpSplitter::onSearchPacketTail(const char *data, size_t len) {
if ( _is_rtsp_interleaved ) {
if (data[0] == '$') {
//可能是4个字节的rtp头
// 可能是4个字节的rtp头 [AUTO-TRANSLATED:c287c3cb]
// It may be a 4-byte rtp header
_offset = 4;
return onSearchPacketTail_l(data + 2, len - 2);
}
_is_rtsp_interleaved = false;
}
//两个字节的rtp头
// 两个字节的rtp头 [AUTO-TRANSLATED:85fed462]
// A 2-byte rtp header
_offset = 2;
return onSearchPacketTail_l(data, len);
}
const char *RtpSplitter::onSearchPacketTail_l(const char *data, size_t len) {
//这是rtp包
// 这是rtp包 [AUTO-TRANSLATED:627d4881]
// This is an rtp packet
uint16_t length = (((uint8_t *) data)[0] << 8) | ((uint8_t *) data)[1];
if (len < (size_t)(length + 2)) {
//数据不够
// 数据不够 [AUTO-TRANSLATED:72802244]
// Not enough data
return nullptr;
}
//返回rtp包末尾
// 返回rtp包末尾 [AUTO-TRANSLATED:2546d5ce]
// Return the end of the rtp packet
return data + 2 + length;
}