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rtsp player add query param for content-base (#2637)

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rtsp以content-base为基准，增加url的query参数(根据抓包分析，vlc是这样处理的)，以兼容海康rtsp录像流与
直播流，主要是为了兼容这两个issue: #2624 #2501
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xiongguangjie 2023-07-10 10:53:02 +08:00 committed by GitHub
parent 8ee91d705b
commit 4e33f5b477
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 240 additions and 210 deletions
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1
src/Common/Parser.cpp
View File

@ -320,7 +320,6 @@ void splitUrl(const std::string &url, std::string &host, uint16_t &port) {
host = url.substr(0, pos); host = url.substr(0, pos);
checkHost(host); checkHost(host);
} }
#if 0 #if 0
//测试代码 //测试代码
static onceToken token([](){ static onceToken token([](){

183
src/Rtsp/Rtsp.cpp
View File

@ -8,12 +8,12 @@
* may be found in the AUTHORS file in the root of the source tree. * may be found in the AUTHORS file in the root of the source tree.
*/ */
#include <cstdlib>
#include <cinttypes>
#include "Rtsp.h" #include "Rtsp.h"
#include "Common/Parser.h" #include "Common/Parser.h"
#include "Common/config.h" #include "Common/config.h"
#include "Network/Socket.h" #include "Network/Socket.h"
#include <cinttypes>
#include <cstdlib>
using namespace std; using namespace std;
using namespace toolkit; using namespace toolkit;
@ -22,7 +22,8 @@ namespace mediakit {
int RtpPayload::getClockRate(int pt) { int RtpPayload::getClockRate(int pt) {
switch (pt) { switch (pt) {
#define SWITCH_CASE(name, type, value, clock_rate, channel, codec_id) case value : return clock_rate; #define SWITCH_CASE(name, type, value, clock_rate, channel, codec_id) \
case value: return clock_rate;
RTP_PT_MAP(SWITCH_CASE) RTP_PT_MAP(SWITCH_CASE)
#undef SWITCH_CASE #undef SWITCH_CASE
default: return 90000; default: return 90000;
@ -31,7 +32,8 @@ int RtpPayload::getClockRate(int pt) {
TrackType RtpPayload::getTrackType(int pt) { TrackType RtpPayload::getTrackType(int pt) {
switch (pt) { switch (pt) {
#define SWITCH_CASE(name, type, value, clock_rate, channel, codec_id) case value : return type; #define SWITCH_CASE(name, type, value, clock_rate, channel, codec_id) \
case value: return type;
RTP_PT_MAP(SWITCH_CASE) RTP_PT_MAP(SWITCH_CASE)
#undef SWITCH_CASE #undef SWITCH_CASE
default: return TrackInvalid; default: return TrackInvalid;
@ -40,7 +42,8 @@ TrackType RtpPayload::getTrackType(int pt) {
int RtpPayload::getAudioChannel(int pt) { int RtpPayload::getAudioChannel(int pt) {
switch (pt) { switch (pt) {
#define SWITCH_CASE(name, type, value, clock_rate, channel, codec_id) case value : return channel; #define SWITCH_CASE(name, type, value, clock_rate, channel, codec_id) \
case value: return channel;
RTP_PT_MAP(SWITCH_CASE) RTP_PT_MAP(SWITCH_CASE)
#undef SWITCH_CASE #undef SWITCH_CASE
default: return 1; default: return 1;
@ -49,7 +52,8 @@ int RtpPayload::getAudioChannel(int pt) {
const char *RtpPayload::getName(int pt) { const char *RtpPayload::getName(int pt) {
switch (pt) { switch (pt) {
#define SWITCH_CASE(name, type, value, clock_rate, channel, codec_id) case value : return #name; #define SWITCH_CASE(name, type, value, clock_rate, channel, codec_id) \
case value: return #name;
RTP_PT_MAP(SWITCH_CASE) RTP_PT_MAP(SWITCH_CASE)
#undef SWITCH_CASE #undef SWITCH_CASE
default: return "unknown payload type"; default: return "unknown payload type";
@ -58,7 +62,8 @@ const char *RtpPayload::getName(int pt) {
CodecId RtpPayload::getCodecId(int pt) { CodecId RtpPayload::getCodecId(int pt) {
switch (pt) { switch (pt) {
#define SWITCH_CASE(name, type, value, clock_rate, channel, codec_id) case value : return codec_id; #define SWITCH_CASE(name, type, value, clock_rate, channel, codec_id) \
case value: return codec_id;
RTP_PT_MAP(SWITCH_CASE) RTP_PT_MAP(SWITCH_CASE)
#undef SWITCH_CASE #undef SWITCH_CASE
default: return CodecInvalid; default: return CodecInvalid;
@ -85,7 +90,8 @@ static void getAttrSdp(const multimap<string, string> &attr, _StrPrinter &printe
string SdpTrack::getName() const { string SdpTrack::getName() const {
switch (_pt) { switch (_pt) {
#define SWITCH_CASE(name, type, value, clock_rate, channel, codec_id) case value : return #name; #define SWITCH_CASE(name, type, value, clock_rate, channel, codec_id) \
case value: return #name;
RTP_PT_MAP(SWITCH_CASE) RTP_PT_MAP(SWITCH_CASE)
#undef SWITCH_CASE #undef SWITCH_CASE
default: return _codec; default: return _codec;
@ -94,7 +100,7 @@ string SdpTrack::getName() const {
string SdpTrack::getControlUrl(const string &base_url) const { string SdpTrack::getControlUrl(const string &base_url) const {
if (_control.find("://") != string::npos) { if (_control.find("://") != string::npos) {
//以rtsp://开头 // 以rtsp://开头
return _control; return _control;
} }
return base_url + "/" + _control; return base_url + "/" + _control;
@ -143,6 +149,7 @@ static TrackType toTrackType(const string &str) {
} }
void SdpParser::load(const string &sdp) { void SdpParser::load(const string &sdp) {
std::multimap<char, std::string> global_infos;
{ {
_track_vec.clear(); _track_vec.clear();
SdpTrack::Ptr track = std::make_shared<SdpTrack>(); SdpTrack::Ptr track = std::make_shared<SdpTrack>();
@ -159,17 +166,23 @@ void SdpParser::load(const string &sdp) {
string opt_val = line.substr(2); string opt_val = line.substr(2);
switch (opt) { switch (opt) {
case 't': case 't':
track->_t = opt_val; if (_track_vec.empty())
global_infos.emplace(opt, opt_val);
else
track->_t = opt_val;
break; break;
case 'b': case 'b':
track->_b = opt_val; if (_track_vec.empty())
global_infos.emplace(opt, opt_val);
else
track->_b = opt_val;
break; break;
case 'm': { case 'm': {
track = std::make_shared<SdpTrack>(); track = std::make_shared<SdpTrack>();
int pt, port, port_count; int pt, port, port_count;
char rtp[16] = {0}, type[16]; char rtp[16] = { 0 }, type[16];
if (4 == sscanf(opt_val.data(), " %15[^ ] %d %15[^ ] %d", type, &port, rtp, &pt) || if (4 == sscanf(opt_val.data(), " %15[^ ] %d %15[^ ] %d", type, &port, rtp, &pt)
5 == sscanf(opt_val.data(), " %15[^ ] %d/%d %15[^ ] %d", type, &port, &port_count, rtp, &pt)) { || 5 == sscanf(opt_val.data(), " %15[^ ] %d/%d %15[^ ] %d", type, &port, &port_count, rtp, &pt)) {
track->_pt = pt; track->_pt = pt;
track->_samplerate = RtpPayload::getClockRate(pt); track->_samplerate = RtpPayload::getClockRate(pt);
track->_channel = RtpPayload::getAudioChannel(pt); track->_channel = RtpPayload::getAudioChannel(pt);
@ -182,29 +195,55 @@ void SdpParser::load(const string &sdp) {
case 'a': { case 'a': {
string attr = findSubString(opt_val.data(), nullptr, ":"); string attr = findSubString(opt_val.data(), nullptr, ":");
if (attr.empty()) { if (attr.empty()) {
track->_attr.emplace(opt_val, ""); if (_track_vec.empty())
global_infos.emplace(opt, opt_val);
else
track->_attr.emplace(opt_val, "");
} else { } else {
track->_attr.emplace(attr, findSubString(opt_val.data(), ":", nullptr)); if (_track_vec.empty())
global_infos.emplace(opt, opt_val);
else
track->_attr.emplace(attr, findSubString(opt_val.data(), ":", nullptr));
}
break;
}
default: {
if (_track_vec.empty()) {
global_infos.emplace(opt, opt_val);
} else {
track->_other[opt] = opt_val;
} }
break; break;
} }
default: track->_other[opt] = opt_val; break;
} }
} }
} }
for (auto &info : global_infos) {
std::string attr;
switch (info.first) {
case 'a':
attr = findSubString(info.second.data(), nullptr, ":");
if (attr == "control") {
_control_url = findSubString(info.second.data(), ":", nullptr);
}
break;
default: break;
}
}
for (auto &track_ptr : _track_vec) { for (auto &track_ptr : _track_vec) {
auto &track = *track_ptr; auto &track = *track_ptr;
auto it = track._attr.find("range"); auto it = track._attr.find("range");
if (it != track._attr.end()) { if (it != track._attr.end()) {
char name[16] = {0}, start[16] = {0}, end[16] = {0}; char name[16] = { 0 }, start[16] = { 0 }, end[16] = { 0 };
int ret = sscanf(it->second.data(), "%15[^=]=%15[^-]-%15s", name, start, end); int ret = sscanf(it->second.data(), "%15[^=]=%15[^-]-%15s", name, start, end);
if (3 == ret || 2 == ret) { if (3 == ret || 2 == ret) {
if (strcmp(start, "now") == 0) { if (strcmp(start, "now") == 0) {
strcpy(start, "0"); strcpy(start, "0");
} }
track._start = (float) atof(start); track._start = (float)atof(start);
track._end = (float) atof(end); track._end = (float)atof(end);
track._duration = track._end - track._start; track._duration = track._end - track._start;
} }
} }
@ -212,11 +251,11 @@ void SdpParser::load(const string &sdp) {
for (it = track._attr.find("rtpmap"); it != track._attr.end() && it->first == "rtpmap";) { for (it = track._attr.find("rtpmap"); it != track._attr.end() && it->first == "rtpmap";) {
auto &rtpmap = it->second; auto &rtpmap = it->second;
int pt, samplerate, channel; int pt, samplerate, channel;
char codec[16] = {0}; char codec[16] = { 0 };
sscanf(rtpmap.data(), "%d", &pt); sscanf(rtpmap.data(), "%d", &pt);
if (track._pt != pt && track._pt != 0xff) { if (track._pt != pt && track._pt != 0xff) {
//pt不匹配 // pt不匹配
it = track._attr.erase(it); it = track._attr.erase(it);
continue; continue;
} }
@ -230,18 +269,18 @@ void SdpParser::load(const string &sdp) {
track._samplerate = samplerate; track._samplerate = samplerate;
} }
if (!track._samplerate && track._type == TrackVideo) { if (!track._samplerate && track._type == TrackVideo) {
//未设置视频采样率时，赋值为90000 // 未设置视频采样率时，赋值为90000
track._samplerate = 90000; track._samplerate = 90000;
} }
++it; ++it;
} }
for (it = track._attr.find("fmtp"); it != track._attr.end() && it->first == "fmtp"; ) { for (it = track._attr.find("fmtp"); it != track._attr.end() && it->first == "fmtp";) {
auto &fmtp = it->second; auto &fmtp = it->second;
int pt; int pt;
sscanf(fmtp.data(), "%d", &pt); sscanf(fmtp.data(), "%d", &pt);
if (track._pt != pt && track._pt != 0xff) { if (track._pt != pt && track._pt != 0xff) {
//pt不匹配 // pt不匹配
it = track._attr.erase(it); it = track._attr.erase(it);
continue; continue;
} }
@ -315,8 +354,16 @@ string SdpParser::toString() const {
return title + video + audio; return title + video + audio;
} }
template<int type> std::string SdpParser::getControlUrl(const std::string &url) const {
class PortManager : public std::enable_shared_from_this<PortManager<type> > { if (_control_url.find("://") != string::npos) {
// 以rtsp://开头
return _control_url;
}
return url;
}
template <int type>
class PortManager : public std::enable_shared_from_this<PortManager<type>> {
public: public:
PortManager() { PortManager() {
static auto func = [](const string &str, int index) { static auto func = [](const string &str, int index) {
@ -326,11 +373,11 @@ public:
}; };
GET_CONFIG_FUNC(uint16_t, s_min_port, RtpProxy::kPortRange, [](const string &str) { return func(str, 0); }); GET_CONFIG_FUNC(uint16_t, s_min_port, RtpProxy::kPortRange, [](const string &str) { return func(str, 0); });
GET_CONFIG_FUNC(uint16_t, s_max_port, RtpProxy::kPortRange, [](const string &str) { return func(str, 1); }); GET_CONFIG_FUNC(uint16_t, s_max_port, RtpProxy::kPortRange, [](const string &str) { return func(str, 1); });
assert(s_max_port >= s_min_port + 36 -1); assert(s_max_port >= s_min_port + 36 - 1);
setRange((s_min_port + 1) / 2, s_max_port / 2); setRange((s_min_port + 1) / 2, s_max_port / 2);
} }
static PortManager& Instance() { static PortManager &Instance() {
static auto instance = std::make_shared<PortManager>(); static auto instance = std::make_shared<PortManager>();
return *instance; return *instance;
} }
@ -344,12 +391,12 @@ public:
} }
if (is_udp) { if (is_udp) {
if (!sock0->bindUdpSock(2 * *sock_pair, local_ip.data(), re_use_port)) { if (!sock0->bindUdpSock(2 * *sock_pair, local_ip.data(), re_use_port)) {
//分配端口失败 // 分配端口失败
throw runtime_error("open udp socket[0] failed"); throw runtime_error("open udp socket[0] failed");
} }
if (!sock1->bindUdpSock(2 * *sock_pair + 1, local_ip.data(), re_use_port)) { if (!sock1->bindUdpSock(2 * *sock_pair + 1, local_ip.data(), re_use_port)) {
//分配端口失败 // 分配端口失败
throw runtime_error("open udp socket[1] failed"); throw runtime_error("open udp socket[1] failed");
} }
@ -359,12 +406,12 @@ public:
sock1->setOnAccept(on_cycle); sock1->setOnAccept(on_cycle);
} else { } else {
if (!sock0->listen(2 * *sock_pair, local_ip.data())) { if (!sock0->listen(2 * *sock_pair, local_ip.data())) {
//分配端口失败 // 分配端口失败
throw runtime_error("listen tcp socket[0] failed"); throw runtime_error("listen tcp socket[0] failed");
} }
if (!sock1->listen(2 * *sock_pair + 1, local_ip.data())) { if (!sock1->listen(2 * *sock_pair + 1, local_ip.data())) {
//分配端口失败 // 分配端口失败
throw runtime_error("listen tcp socket[1] failed"); throw runtime_error("listen tcp socket[1] failed");
} }
@ -400,7 +447,7 @@ private:
return; return;
} }
InfoL << "return port to pool:" << 2 * pos << "-" << 2 * pos + 1; InfoL << "return port to pool:" << 2 * pos << "-" << 2 * pos + 1;
//回收端口号 // 回收端口号
lock_guard<recursive_mutex> lck(strong_self->_pool_mtx); lock_guard<recursive_mutex> lck(strong_self->_pool_mtx);
strong_self->_port_pair_pool.emplace_back(pos); strong_self->_port_pair_pool.emplace_back(pos);
}); });
@ -416,7 +463,7 @@ void makeSockPair(std::pair<Socket::Ptr, Socket::Ptr> &pair, const string &local
int try_count = 0; int try_count = 0;
while (true) { while (true) {
try { try {
//udp和tcp端口池使用相同算法和范围分配，但是互不相干 // udp和tcp端口池使用相同算法和范围分配，但是互不相干
if (is_udp) { if (is_udp) {
PortManager<0>::Instance().makeSockPair(pair, local_ip, re_use_port, is_udp); PortManager<0>::Instance().makeSockPair(pair, local_ip, re_use_port, is_udp);
} else { } else {
@ -433,9 +480,9 @@ void makeSockPair(std::pair<Socket::Ptr, Socket::Ptr> &pair, const string &local
} }
string printSSRC(uint32_t ui32Ssrc) { string printSSRC(uint32_t ui32Ssrc) {
char tmp[9] = {0}; char tmp[9] = { 0 };
ui32Ssrc = htonl(ui32Ssrc); ui32Ssrc = htonl(ui32Ssrc);
uint8_t *pSsrc = (uint8_t *) &ui32Ssrc; uint8_t *pSsrc = (uint8_t *)&ui32Ssrc;
for (int i = 0; i < 4; i++) { for (int i = 0; i < 4; i++) {
sprintf(tmp + 2 * i, "%02X", pSsrc[i]); sprintf(tmp + 2 * i, "%02X", pSsrc[i]);
} }
@ -470,12 +517,10 @@ Buffer::Ptr makeRtpOverTcpPrefix(uint16_t size, uint8_t interleaved) {
return rtp_tcp; return rtp_tcp;
} }
#define AV_RB16(x) \ #define AV_RB16(x) ((((const uint8_t *)(x))[0] << 8) | ((const uint8_t *)(x))[1])
((((const uint8_t*)(x))[0] << 8) | \
((const uint8_t*)(x))[1])
size_t RtpHeader::getCsrcSize() const { size_t RtpHeader::getCsrcSize() const {
//每个csrc占用4字节 // 每个csrc占用4字节
return csrc << 2; return csrc << 2;
} }
@ -487,18 +532,18 @@ uint8_t *RtpHeader::getCsrcData() {
} }
size_t RtpHeader::getExtSize() const { size_t RtpHeader::getExtSize() const {
//rtp有ext // rtp有ext
if (!ext) { if (!ext) {
return 0; return 0;
} }
auto ext_ptr = &payload + getCsrcSize(); auto ext_ptr = &payload + getCsrcSize();
//uint16_t reserved = AV_RB16(ext_ptr); // uint16_t reserved = AV_RB16(ext_ptr);
//每个ext占用4字节 // 每个ext占用4字节
return AV_RB16(ext_ptr + 2) << 2; return AV_RB16(ext_ptr + 2) << 2;
} }
uint16_t RtpHeader::getExtReserved() const { uint16_t RtpHeader::getExtReserved() const {
//rtp有ext // rtp有ext
if (!ext) { if (!ext) {
return 0; return 0;
} }
@ -511,12 +556,12 @@ uint8_t *RtpHeader::getExtData() {
return nullptr; return nullptr;
} }
auto ext_ptr = &payload + getCsrcSize(); auto ext_ptr = &payload + getCsrcSize();
//多出的4个字节分别为reserved、ext_len // 多出的4个字节分别为reserved、ext_len
return ext_ptr + 4; return ext_ptr + 4;
} }
size_t RtpHeader::getPayloadOffset() const { size_t RtpHeader::getPayloadOffset() const {
//有ext时，还需要忽略reserved、ext_len 4个字节 // 有ext时，还需要忽略reserved、ext_len 4个字节
return getCsrcSize() + (ext ? (4 + getExtSize()) : 0); return getCsrcSize() + (ext ? (4 + getExtSize()) : 0);
} }
@ -528,7 +573,7 @@ size_t RtpHeader::getPaddingSize(size_t rtp_size) const {
if (!padding) { if (!padding) {
return 0; return 0;
} }
auto end = (uint8_t *) this + rtp_size - 1; auto end = (uint8_t *)this + rtp_size - 1;
return *end; return *end;
} }
@ -539,12 +584,12 @@ ssize_t RtpHeader::getPayloadSize(size_t rtp_size) const {
string RtpHeader::dumpString(size_t rtp_size) const { string RtpHeader::dumpString(size_t rtp_size) const {
_StrPrinter printer; _StrPrinter printer;
printer << "version:" << (int) version << "\r\n"; printer << "version:" << (int)version << "\r\n";
printer << "padding:" << getPaddingSize(rtp_size) << "\r\n"; printer << "padding:" << getPaddingSize(rtp_size) << "\r\n";
printer << "ext:" << getExtSize() << "\r\n"; printer << "ext:" << getExtSize() << "\r\n";
printer << "csrc:" << getCsrcSize() << "\r\n"; printer << "csrc:" << getCsrcSize() << "\r\n";
printer << "mark:" << (int) mark << "\r\n"; printer << "mark:" << (int)mark << "\r\n";
printer << "pt:" << (int) pt << "\r\n"; printer << "pt:" << (int)pt << "\r\n";
printer << "seq:" << ntohs(seq) << "\r\n"; printer << "seq:" << ntohs(seq) << "\r\n";
printer << "stamp:" << ntohl(stamp) << "\r\n"; printer << "stamp:" << ntohl(stamp) << "\r\n";
printer << "ssrc:" << ntohl(ssrc) << "\r\n"; printer << "ssrc:" << ntohl(ssrc) << "\r\n";
@ -557,16 +602,16 @@ string RtpHeader::dumpString(size_t rtp_size) const {
/////////////////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////////////////
RtpHeader *RtpPacket::getHeader() { RtpHeader *RtpPacket::getHeader() {
//需除去rtcp over tcp 4个字节长度 // 需除去rtcp over tcp 4个字节长度
return (RtpHeader *) (data() + RtpPacket::kRtpTcpHeaderSize); return (RtpHeader *)(data() + RtpPacket::kRtpTcpHeaderSize);
} }
const RtpHeader *RtpPacket::getHeader() const { const RtpHeader *RtpPacket::getHeader() const {
return (RtpHeader *) (data() + RtpPacket::kRtpTcpHeaderSize); return (RtpHeader *)(data() + RtpPacket::kRtpTcpHeaderSize);
} }
string RtpPacket::dumpString() const { string RtpPacket::dumpString() const {
return ((RtpPacket *) this)->getHeader()->dumpString(size() - RtpPacket::kRtpTcpHeaderSize); return ((RtpPacket *)this)->getHeader()->dumpString(size() - RtpPacket::kRtpTcpHeaderSize);
} }
uint16_t RtpPacket::getSeq() const { uint16_t RtpPacket::getSeq() const {
@ -590,7 +635,7 @@ uint8_t *RtpPacket::getPayload() {
} }
size_t RtpPacket::getPayloadSize() const { size_t RtpPacket::getPayloadSize() const {
//需除去rtcp over tcp 4个字节长度 // 需除去rtcp over tcp 4个字节长度
return getHeader()->getPayloadSize(size() - kRtpTcpHeaderSize); return getHeader()->getPayloadSize(size() - kRtpTcpHeaderSize);
} }
@ -608,23 +653,22 @@ RtpPacket::Ptr RtpPacket::create() {
#endif #endif
} }
/** /**
* 构造title类型sdp * 构造title类型sdp
* @param dur_sec rtsp点播时长，0代表直播，单位秒 * @param dur_sec rtsp点播时长，0代表直播，单位秒
* @param header 自定义sdp描述 * @param header 自定义sdp描述
* @param version sdp版本 * @param version sdp版本
*/ */
TitleSdp::TitleSdp(float dur_sec, const std::map<std::string, std::string>& header, int version) : Sdp(0, 0) { TitleSdp::TitleSdp(float dur_sec, const std::map<std::string, std::string> &header, int version)
: Sdp(0, 0) {
_printer << "v=" << version << "\r\n"; _printer << "v=" << version << "\r\n";
if (!header.empty()) { if (!header.empty()) {
for (auto &pr : header) { for (auto &pr : header) {
_printer << pr.first << "=" << pr.second << "\r\n"; _printer << pr.first << "=" << pr.second << "\r\n";
} }
} } else {
else {
_printer << "o=- 0 0 IN IP4 0.0.0.0\r\n"; _printer << "o=- 0 0 IN IP4 0.0.0.0\r\n";
_printer << "s=Streamed by " << kServerName << "\r\n"; _printer << "s=Streamed by " << kServerName << "\r\n";
_printer << "c=IN IP4 0.0.0.0\r\n"; _printer << "c=IN IP4 0.0.0.0\r\n";
@ -632,18 +676,17 @@ TitleSdp::TitleSdp(float dur_sec, const std::map<std::string, std::string>& head
} }
if (dur_sec <= 0) { if (dur_sec <= 0) {
//直播 // 直播
_printer << "a=range:npt=now-\r\n"; _printer << "a=range:npt=now-\r\n";
} } else {
else { // 点播
//点播
_dur_sec = dur_sec; _dur_sec = dur_sec;
_printer << "a=range:npt=0-" << dur_sec << "\r\n"; _printer << "a=range:npt=0-" << dur_sec << "\r\n";
} }
_printer << "a=control:*\r\n"; _printer << "a=control:*\r\n";
} }
}//namespace mediakit } // namespace mediakit
namespace toolkit { namespace toolkit {
StatisticImp(mediakit::RtpPacket); StatisticImp(mediakit::RtpPacket);

239
src/Rtsp/Rtsp.h
View File

@ -11,13 +11,13 @@
#ifndef RTSP_RTSP_H_ #ifndef RTSP_RTSP_H_
#define RTSP_RTSP_H_ #define RTSP_RTSP_H_
#include <string.h>
#include <string>
#include <memory>
#include <unordered_map>
#include "Common/macros.h" #include "Common/macros.h"
#include "Extension/Frame.h" #include "Extension/Frame.h"
#include "Network/Socket.h" #include "Network/Socket.h"
#include <memory>
#include <string.h>
#include <string>
#include <unordered_map>
namespace mediakit { namespace mediakit {
@ -29,40 +29,41 @@ typedef enum {
RTP_MULTICAST = 2, RTP_MULTICAST = 2,
} eRtpType; } eRtpType;
#define RTP_PT_MAP(XX) \ #define RTP_PT_MAP(XX) \
XX(PCMU, TrackAudio, 0, 8000, 1, CodecG711U) \ XX(PCMU, TrackAudio, 0, 8000, 1, CodecG711U) \
XX(GSM, TrackAudio , 3, 8000, 1, CodecInvalid) \ XX(GSM, TrackAudio, 3, 8000, 1, CodecInvalid) \
XX(G723, TrackAudio, 4, 8000, 1, CodecInvalid) \ XX(G723, TrackAudio, 4, 8000, 1, CodecInvalid) \
XX(DVI4_8000, TrackAudio, 5, 8000, 1, CodecInvalid) \ XX(DVI4_8000, TrackAudio, 5, 8000, 1, CodecInvalid) \
XX(DVI4_16000, TrackAudio, 6, 16000, 1, CodecInvalid) \ XX(DVI4_16000, TrackAudio, 6, 16000, 1, CodecInvalid) \
XX(LPC, TrackAudio, 7, 8000, 1, CodecInvalid) \ XX(LPC, TrackAudio, 7, 8000, 1, CodecInvalid) \
XX(PCMA, TrackAudio, 8, 8000, 1, CodecG711A) \ XX(PCMA, TrackAudio, 8, 8000, 1, CodecG711A) \
XX(G722, TrackAudio, 9, 8000, 1, CodecInvalid) \ XX(G722, TrackAudio, 9, 8000, 1, CodecInvalid) \
XX(L16_Stereo, TrackAudio, 10, 44100, 2, CodecInvalid) \ XX(L16_Stereo, TrackAudio, 10, 44100, 2, CodecInvalid) \
XX(L16_Mono, TrackAudio, 11, 44100, 1, CodecInvalid) \ XX(L16_Mono, TrackAudio, 11, 44100, 1, CodecInvalid) \
XX(QCELP, TrackAudio, 12, 8000, 1, CodecInvalid) \ XX(QCELP, TrackAudio, 12, 8000, 1, CodecInvalid) \
XX(CN, TrackAudio, 13, 8000, 1, CodecInvalid) \ XX(CN, TrackAudio, 13, 8000, 1, CodecInvalid) \
XX(MPA, TrackAudio, 14, 90000, 1, CodecInvalid) \ XX(MPA, TrackAudio, 14, 90000, 1, CodecInvalid) \
XX(G728, TrackAudio, 15, 8000, 1, CodecInvalid) \ XX(G728, TrackAudio, 15, 8000, 1, CodecInvalid) \
XX(DVI4_11025, TrackAudio, 16, 11025, 1, CodecInvalid) \ XX(DVI4_11025, TrackAudio, 16, 11025, 1, CodecInvalid) \
XX(DVI4_22050, TrackAudio, 17, 22050, 1, CodecInvalid) \ XX(DVI4_22050, TrackAudio, 17, 22050, 1, CodecInvalid) \
XX(G729, TrackAudio, 18, 8000, 1, CodecInvalid) \ XX(G729, TrackAudio, 18, 8000, 1, CodecInvalid) \
XX(CelB, TrackVideo, 25, 90000, 1, CodecInvalid) \ XX(CelB, TrackVideo, 25, 90000, 1, CodecInvalid) \
XX(JPEG, TrackVideo, 26, 90000, 1, CodecJPEG) \ XX(JPEG, TrackVideo, 26, 90000, 1, CodecJPEG) \
XX(nv, TrackVideo, 28, 90000, 1, CodecInvalid) \ XX(nv, TrackVideo, 28, 90000, 1, CodecInvalid) \
XX(H261, TrackVideo, 31, 90000, 1, CodecInvalid) \ XX(H261, TrackVideo, 31, 90000, 1, CodecInvalid) \
XX(MPV, TrackVideo, 32, 90000, 1, CodecInvalid) \ XX(MPV, TrackVideo, 32, 90000, 1, CodecInvalid) \
XX(MP2T, TrackVideo, 33, 90000, 1, CodecInvalid) \ XX(MP2T, TrackVideo, 33, 90000, 1, CodecInvalid) \
XX(H263, TrackVideo, 34, 90000, 1, CodecInvalid) \ XX(H263, TrackVideo, 34, 90000, 1, CodecInvalid)
typedef enum { typedef enum {
#define ENUM_DEF(name, type, value, clock_rate, channel, codec_id) PT_ ## name = value, #define ENUM_DEF(name, type, value, clock_rate, channel, codec_id) PT_##name = value,
RTP_PT_MAP(ENUM_DEF) RTP_PT_MAP(ENUM_DEF)
#undef ENUM_DEF #undef ENUM_DEF
PT_MAX = 128 PT_MAX
= 128
} PayloadType; } PayloadType;
}; }; // namespace Rtsp
#if defined(_WIN32) #if defined(_WIN32)
#pragma pack(push, 1) #pragma pack(push, 1)
@ -71,65 +72,65 @@ typedef enum {
class RtpHeader { class RtpHeader {
public: public:
#if __BYTE_ORDER == __BIG_ENDIAN #if __BYTE_ORDER == __BIG_ENDIAN
//版本号，固定为2 // 版本号，固定为2
uint32_t version: 2; uint32_t version : 2;
//padding // padding
uint32_t padding: 1; uint32_t padding : 1;
//扩展 // 扩展
uint32_t ext: 1; uint32_t ext : 1;
//csrc // csrc
uint32_t csrc: 4; uint32_t csrc : 4;
//mark // mark
uint32_t mark: 1; uint32_t mark : 1;
//负载类型 // 负载类型
uint32_t pt: 7; uint32_t pt : 7;
#else #else
//csrc // csrc
uint32_t csrc: 4; uint32_t csrc : 4;
//扩展 // 扩展
uint32_t ext: 1; uint32_t ext : 1;
//padding // padding
uint32_t padding: 1; uint32_t padding : 1;
//版本号，固定为2 // 版本号，固定为2
uint32_t version: 2; uint32_t version : 2;
//负载类型 // 负载类型
uint32_t pt: 7; uint32_t pt : 7;
//mark // mark
uint32_t mark: 1; uint32_t mark : 1;
#endif #endif
//序列号 // 序列号
uint32_t seq: 16; uint32_t seq : 16;
//时间戳 // 时间戳
uint32_t stamp; uint32_t stamp;
//ssrc // ssrc
uint32_t ssrc; uint32_t ssrc;
//负载，如果有csrc和ext，前面为 4 * csrc + (4 + 4 * ext_len) // 负载，如果有csrc和ext，前面为 4 * csrc + (4 + 4 * ext_len)
uint8_t payload; uint8_t payload;
public: public:
//返回csrc字段字节长度 // 返回csrc字段字节长度
size_t getCsrcSize() const; size_t getCsrcSize() const;
//返回csrc字段首地址，不存在时返回nullptr // 返回csrc字段首地址，不存在时返回nullptr
uint8_t *getCsrcData(); uint8_t *getCsrcData();
//返回ext字段字节长度 // 返回ext字段字节长度
size_t getExtSize() const; size_t getExtSize() const;
//返回ext reserved值 // 返回ext reserved值
uint16_t getExtReserved() const; uint16_t getExtReserved() const;
//返回ext段首地址，不存在时返回nullptr // 返回ext段首地址，不存在时返回nullptr
uint8_t *getExtData(); uint8_t *getExtData();
//返回有效负载指针,跳过csrc、ext // 返回有效负载指针,跳过csrc、ext
uint8_t* getPayloadData(); uint8_t *getPayloadData();
//返回有效负载总长度,不包括csrc、ext、padding // 返回有效负载总长度,不包括csrc、ext、padding
ssize_t getPayloadSize(size_t rtp_size) const; ssize_t getPayloadSize(size_t rtp_size) const;
//打印调试信息 // 打印调试信息
std::string dumpString(size_t rtp_size) const; std::string dumpString(size_t rtp_size) const;
private: private:
//返回有效负载偏移量 // 返回有效负载偏移量
size_t getPayloadOffset() const; size_t getPayloadOffset() const;
//返回padding长度 // 返回padding长度
size_t getPaddingSize(size_t rtp_size) const; size_t getPaddingSize(size_t rtp_size) const;
} PACKED; } PACKED;
@ -137,40 +138,36 @@ private:
#pragma pack(pop) #pragma pack(pop)
#endif // defined(_WIN32) #endif // defined(_WIN32)
//此rtp为rtp over tcp形式，需要忽略前4个字节 // 此rtp为rtp over tcp形式，需要忽略前4个字节
class RtpPacket : public toolkit::BufferRaw{ class RtpPacket : public toolkit::BufferRaw {
public: public:
using Ptr = std::shared_ptr<RtpPacket>; using Ptr = std::shared_ptr<RtpPacket>;
enum { enum { kRtpVersion = 2, kRtpHeaderSize = 12, kRtpTcpHeaderSize = 4 };
kRtpVersion = 2,
kRtpHeaderSize = 12,
kRtpTcpHeaderSize = 4
};
//获取rtp头 // 获取rtp头
RtpHeader* getHeader(); RtpHeader *getHeader();
const RtpHeader* getHeader() const; const RtpHeader *getHeader() const;
//打印调试信息 // 打印调试信息
std::string dumpString() const; std::string dumpString() const;
//主机字节序的seq // 主机字节序的seq
uint16_t getSeq() const; uint16_t getSeq() const;
uint32_t getStamp() const; uint32_t getStamp() const;
//主机字节序的时间戳，已经转换为毫秒 // 主机字节序的时间戳，已经转换为毫秒
uint64_t getStampMS(bool ntp = true) const; uint64_t getStampMS(bool ntp = true) const;
//主机字节序的ssrc // 主机字节序的ssrc
uint32_t getSSRC() const; uint32_t getSSRC() const;
//有效负载，跳过csrc、ext // 有效负载，跳过csrc、ext
uint8_t* getPayload(); uint8_t *getPayload();
//有效负载长度，不包括csrc、ext、padding // 有效负载长度，不包括csrc、ext、padding
size_t getPayloadSize() const; size_t getPayloadSize() const;
//音视频类型 // 音视频类型
TrackType type; TrackType type;
//音频为采样率，视频一般为90000 // 音频为采样率，视频一般为90000
uint32_t sample_rate; uint32_t sample_rate;
//ntp时间戳 // ntp时间戳
uint64_t ntp_stamp; uint64_t ntp_stamp;
static Ptr create(); static Ptr create();
@ -180,7 +177,7 @@ private:
RtpPacket() = default; RtpPacket() = default;
private: private:
//对象个数统计 // 对象个数统计
toolkit::ObjectStatistic<RtpPacket> _statistic; toolkit::ObjectStatistic<RtpPacket> _statistic;
}; };
@ -229,7 +226,7 @@ public:
uint8_t _interleaved = 0; uint8_t _interleaved = 0;
uint16_t _seq = 0; uint16_t _seq = 0;
uint32_t _ssrc = 0; uint32_t _ssrc = 0;
//时间戳，单位毫秒 // 时间戳，单位毫秒
uint32_t _time_stamp = 0; uint32_t _time_stamp = 0;
}; };
@ -246,15 +243,17 @@ public:
SdpTrack::Ptr getTrack(TrackType type) const; SdpTrack::Ptr getTrack(TrackType type) const;
std::vector<SdpTrack::Ptr> getAvailableTrack() const; std::vector<SdpTrack::Ptr> getAvailableTrack() const;
std::string toString() const; std::string toString() const;
std::string getControlUrl(const std::string &url) const;
private: private:
std::vector<SdpTrack::Ptr> _track_vec; std::vector<SdpTrack::Ptr> _track_vec;
std::string _control_url;
}; };
/** /**
* rtsp sdp基类 * rtsp sdp基类
*/ */
class Sdp : public CodecInfo{ class Sdp : public CodecInfo {
public: public:
using Ptr = std::shared_ptr<Sdp>; using Ptr = std::shared_ptr<Sdp>;
@ -263,7 +262,7 @@ public:
* @param sample_rate 采样率 * @param sample_rate 采样率
* @param payload_type pt类型 * @param payload_type pt类型
*/ */
Sdp(uint32_t sample_rate, uint8_t payload_type){ Sdp(uint32_t sample_rate, uint8_t payload_type) {
_sample_rate = sample_rate; _sample_rate = sample_rate;
_payload_type = payload_type; _payload_type = payload_type;
} }
@ -274,23 +273,19 @@ public:
* 获取sdp字符串 * 获取sdp字符串
* @return * @return
*/ */
virtual std::string getSdp() const = 0; virtual std::string getSdp() const = 0;
/** /**
* 获取pt * 获取pt
* @return * @return
*/ */
uint8_t getPayloadType() const{ uint8_t getPayloadType() const { return _payload_type; }
return _payload_type;
}
/** /**
* 获取采样率 * 获取采样率
* @return * @return
*/ */
uint32_t getSampleRate() const{ uint32_t getSampleRate() const { return _sample_rate; }
return _sample_rate;
}
private: private:
uint8_t _payload_type; uint8_t _payload_type;
@ -298,9 +293,9 @@ private:
}; };
/** /**
* sdp中除音视频外的其他描述部分 * sdp中除音视频外的其他描述部分
*/ */
class TitleSdp : public Sdp{ class TitleSdp : public Sdp {
public: public:
using Ptr = std::shared_ptr<TitleSdp>; using Ptr = std::shared_ptr<TitleSdp>;
/** /**
@ -309,36 +304,28 @@ public:
* @param header 自定义sdp描述 * @param header 自定义sdp描述
* @param version sdp版本 * @param version sdp版本
*/ */
TitleSdp(float dur_sec = 0, TitleSdp(float dur_sec = 0, const std::map<std::string, std::string> &header = std::map<std::string, std::string>(), int version = 0);
const std::map<std::string, std::string> &header = std::map<std::string, std::string>(),
int version = 0);
std::string getSdp() const override { std::string getSdp() const override { return _printer; }
return _printer;
}
CodecId getCodecId() const override { CodecId getCodecId() const override { return CodecInvalid; }
return CodecInvalid;
}
float getDuration() const { float getDuration() const { return _dur_sec; }
return _dur_sec;
}
private: private:
float _dur_sec = 0; float _dur_sec = 0;
toolkit::_StrPrinter _printer; toolkit::_StrPrinter _printer;
}; };
//创建rtp over tcp4个字节的头 // 创建rtp over tcp4个字节的头
toolkit::Buffer::Ptr makeRtpOverTcpPrefix(uint16_t size, uint8_t interleaved); toolkit::Buffer::Ptr makeRtpOverTcpPrefix(uint16_t size, uint8_t interleaved);
//创建rtp-rtcp端口对 // 创建rtp-rtcp端口对
void makeSockPair(std::pair<toolkit::Socket::Ptr, toolkit::Socket::Ptr> &pair, const std::string &local_ip, bool re_use_port = false, bool is_udp = true); void makeSockPair(std::pair<toolkit::Socket::Ptr, toolkit::Socket::Ptr> &pair, const std::string &local_ip, bool re_use_port = false, bool is_udp = true);
//十六进制方式打印ssrc // 十六进制方式打印ssrc
std::string printSSRC(uint32_t ui32Ssrc); std::string printSSRC(uint32_t ui32Ssrc);
bool isRtp(const char *buf, size_t size); bool isRtp(const char *buf, size_t size);
bool isRtcp(const char *buf, size_t size); bool isRtcp(const char *buf, size_t size);
} //namespace mediakit } // namespace mediakit
#endif //RTSP_RTSP_H_ #endif // RTSP_RTSP_H_

26
src/Rtsp/RtspPlayer.cpp
View File

@ -38,8 +38,8 @@ RtspPlayer::~RtspPlayer(void) {
void RtspPlayer::sendTeardown() { void RtspPlayer::sendTeardown() {
if (alive()) { if (alive()) {
if (!_content_base.empty()) { if (!_control_url.empty()) {
sendRtspRequest("TEARDOWN", _content_base); sendRtspRequest("TEARDOWN", _control_url);
} }
shutdown(SockException(Err_shutdown, "teardown")); shutdown(SockException(Err_shutdown, "teardown"));
} }
@ -203,6 +203,8 @@ void RtspPlayer::handleResDESCRIBE(const Parser &parser) {
// 解析sdp // 解析sdp
SdpParser sdpParser(parser.content()); SdpParser sdpParser(parser.content());
_control_url = sdpParser.getControlUrl(_content_base);
string sdp; string sdp;
auto play_track = (TrackType)((int)(*this)[Client::kPlayTrack] - 1); auto play_track = (TrackType)((int)(*this)[Client::kPlayTrack] - 1);
if (play_track != TrackInvalid) { if (play_track != TrackInvalid) {
@ -412,7 +414,7 @@ void RtspPlayer::sendKeepAlive() {
_on_response = [](const Parser &parser) {}; _on_response = [](const Parser &parser) {};
if (_supported_cmd.find("GET_PARAMETER") != _supported_cmd.end()) { if (_supported_cmd.find("GET_PARAMETER") != _supported_cmd.end()) {
// 支持GET_PARAMETER，用此命令保活 // 支持GET_PARAMETER，用此命令保活
sendRtspRequest("GET_PARAMETER", _content_base); sendRtspRequest("GET_PARAMETER", _control_url);
} else { } else {
// 不支持GET_PARAMETER，用OPTIONS命令保活 // 不支持GET_PARAMETER，用OPTIONS命令保活
sendRtspRequest("OPTIONS", _play_url); sendRtspRequest("OPTIONS", _play_url);
@ -423,12 +425,12 @@ void RtspPlayer::sendPause(int type, uint32_t seekMS) {
_on_response = std::bind(&RtspPlayer::handleResPAUSE, this, placeholders::_1, type); _on_response = std::bind(&RtspPlayer::handleResPAUSE, this, placeholders::_1, type);
// 开启或暂停rtsp // 开启或暂停rtsp
switch (type) { switch (type) {
case type_pause: sendRtspRequest("PAUSE", _content_base); break; case type_pause: sendRtspRequest("PAUSE", _control_url, {}); break;
case type_play: case type_play:
// sendRtspRequest("PLAY", _content_base); // sendRtspRequest("PLAY", _content_base);
// break; // break;
case type_seek: case type_seek:
sendRtspRequest("PLAY", _content_base, { "Range", StrPrinter << "npt=" << setiosflags(ios::fixed) << setprecision(2) << seekMS / 1000.0 << "-" }); sendRtspRequest("PLAY", _control_url, { "Range", StrPrinter << "npt=" << setiosflags(ios::fixed) << setprecision(2) << seekMS / 1000.0 << "-" });
break; break;
default: default:
WarnL << "unknown type : " << type; WarnL << "unknown type : " << type;
@ -442,7 +444,7 @@ void RtspPlayer::pause(bool bPause) {
} }
void RtspPlayer::speed(float speed) { void RtspPlayer::speed(float speed) {
sendRtspRequest("PLAY", _content_base, { "Scale", StrPrinter << speed }); sendRtspRequest("PLAY", _control_url, { "Scale", StrPrinter << speed });
} }
void RtspPlayer::handleResPAUSE(const Parser &parser, int type) { void RtspPlayer::handleResPAUSE(const Parser &parser, int type) {
@ -451,7 +453,7 @@ void RtspPlayer::handleResPAUSE(const Parser &parser, int type) {
case type_pause: WarnL << "Pause failed:" << parser.status() << " " << parser.statusStr(); break; case type_pause: WarnL << "Pause failed:" << parser.status() << " " << parser.statusStr(); break;
case type_play: case type_play:
WarnL << "Play failed:" << parser.status() << " " << parser.statusStr(); WarnL << "Play failed:" << parser.status() << " " << parser.statusStr();
onPlayResult_l(SockException(Err_shutdown, StrPrinter << "rtsp play failed:" << parser.status() << " " << parser.statusStr()), !_play_check_timer); onPlayResult_l(SockException(Err_other, StrPrinter << "rtsp play failed:" << parser.status() << " " << parser.statusStr()), !_play_check_timer);
break; break;
case type_seek: WarnL << "Seek failed:" << parser.status() << " " << parser.statusStr(); break; case type_seek: WarnL << "Seek failed:" << parser.status() << " " << parser.statusStr(); break;
} }
@ -571,6 +573,7 @@ void RtspPlayer::sendRtspRequest(const string &cmd, const string &url, const std
key = val; key = val;
} }
} }
sendRtspRequest(cmd, url, header_map); sendRtspRequest(cmd, url, header_map);
} }
@ -615,12 +618,9 @@ void RtspPlayer::sendRtspRequest(const string &cmd, const string &url, const Str
} }
_StrPrinter printer; _StrPrinter printer;
if (cmd == "PLAY") { printer << cmd << " " << url << " RTSP/1.0\r\n";
printer << cmd << " " << _play_url << " RTSP/1.0\r\n";
} else {
printer << cmd << " " << url << " RTSP/1.0\r\n";
}
TraceL << cmd << " "<< url;
for (auto &pr : header) { for (auto &pr : header) {
printer << pr.first << ": " << pr.second << "\r\n"; printer << pr.first << ": " << pr.second << "\r\n";
} }
@ -743,7 +743,7 @@ int RtspPlayer::getTrackIndexByTrackType(TrackType track_type) const {
if (_sdp_track.size() == 1) { if (_sdp_track.size() == 1) {
return 0; return 0;
} }
throw SockException(Err_shutdown, StrPrinter << "no such track with type:" << getTrackString(track_type)); throw SockException(Err_other, StrPrinter << "no such track with type:" << getTrackString(track_type));
} }
/////////////////////////////////////////////////// ///////////////////////////////////////////////////

1
src/Rtsp/RtspPlayer.h
View File

@ -129,6 +129,7 @@ private:
std::string _session_id; std::string _session_id;
uint32_t _cseq_send = 1; uint32_t _cseq_send = 1;
std::string _content_base; std::string _content_base;
std::string _control_url;
Rtsp::eRtpType _rtp_type = Rtsp::RTP_TCP; Rtsp::eRtpType _rtp_type = Rtsp::RTP_TCP;
//当前rtp时间戳 //当前rtp时间戳