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

83
src/Rtsp/Rtsp.cpp
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@ -8,12 +8,12 @@
* may be found in the AUTHORS file in the root of the source tree.
*/
#include <cstdlib>
#include <cinttypes>
#include "Rtsp.h"
#include "Common/Parser.h"
#include "Common/config.h"
#include "Network/Socket.h"
#include <cinttypes>
#include <cstdlib>
using namespace std;
using namespace toolkit;
@ -22,7 +22,8 @@ namespace mediakit {
int RtpPayload::getClockRate(int 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)
#undef SWITCH_CASE
default: return 90000;
@ -31,7 +32,8 @@ int RtpPayload::getClockRate(int pt) {
TrackType RtpPayload::getTrackType(int 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)
#undef SWITCH_CASE
default: return TrackInvalid;
@ -40,7 +42,8 @@ TrackType RtpPayload::getTrackType(int pt) {
int RtpPayload::getAudioChannel(int 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)
#undef SWITCH_CASE
default: return 1;
@ -49,7 +52,8 @@ int RtpPayload::getAudioChannel(int pt) {
const char *RtpPayload::getName(int 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)
#undef SWITCH_CASE
default: return "unknown payload type";
@ -58,7 +62,8 @@ const char *RtpPayload::getName(int pt) {
CodecId RtpPayload::getCodecId(int 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)
#undef SWITCH_CASE
default: return CodecInvalid;
@ -85,7 +90,8 @@ static void getAttrSdp(const multimap<string, string> &attr, _StrPrinter &printe
string SdpTrack::getName() const {
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)
#undef SWITCH_CASE
default: return _codec;
@ -143,6 +149,7 @@ static TrackType toTrackType(const string &str) {
}
void SdpParser::load(const string &sdp) {
std::multimap<char, std::string> global_infos;
{
_track_vec.clear();
SdpTrack::Ptr track = std::make_shared<SdpTrack>();
@ -159,17 +166,23 @@ void SdpParser::load(const string &sdp) {
string opt_val = line.substr(2);
switch (opt) {
case 't':
if (_track_vec.empty())
global_infos.emplace(opt, opt_val);
else
track->_t = opt_val;
break;
case 'b':
if (_track_vec.empty())
global_infos.emplace(opt, opt_val);
else
track->_b = opt_val;
break;
case 'm': {
track = std::make_shared<SdpTrack>();
int pt, port, port_count;
char rtp[16] = { 0 }, type[16];
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)) {
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)) {
track->_pt = pt;
track->_samplerate = RtpPayload::getClockRate(pt);
track->_channel = RtpPayload::getAudioChannel(pt);
@ -182,17 +195,43 @@ void SdpParser::load(const string &sdp) {
case 'a': {
string attr = findSubString(opt_val.data(), nullptr, ":");
if (attr.empty()) {
if (_track_vec.empty())
global_infos.emplace(opt, opt_val);
else
track->_attr.emplace(opt_val, "");
} else {
if (_track_vec.empty())
global_infos.emplace(opt, opt_val);
else
track->_attr.emplace(attr, findSubString(opt_val.data(), ":", nullptr));
}
break;
}
default: track->_other[opt] = opt_val; break;
default: {
if (_track_vec.empty()) {
global_infos.emplace(opt, opt_val);
} else {
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) {
auto &track = *track_ptr;
auto it = track._attr.find("range");
@ -315,6 +354,14 @@ string SdpParser::toString() const {
return title + video + audio;
}
std::string SdpParser::getControlUrl(const std::string &url) const {
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:
@ -470,9 +517,7 @@ Buffer::Ptr makeRtpOverTcpPrefix(uint16_t size, uint8_t interleaved) {
return rtp_tcp;
}
#define AV_RB16(x) \
((((const uint8_t*)(x))[0] << 8) | \
((const uint8_t*)(x))[1])
#define AV_RB16(x) ((((const uint8_t *)(x))[0] << 8) | ((const uint8_t *)(x))[1])
size_t RtpHeader::getCsrcSize() const {
// 每个csrc占用4字节
@ -608,7 +653,6 @@ RtpPacket::Ptr RtpPacket::create() {
#endif
}
/**
* 构造title类型sdp
* @param dur_sec rtsp点播时长，0代表直播，单位秒
@ -616,15 +660,15 @@ RtpPacket::Ptr RtpPacket::create() {
* @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";
if (!header.empty()) {
for (auto &pr : header) {
_printer << pr.first << "=" << pr.second << "\r\n";
}
}
else {
} else {
_printer << "o=- 0 0 IN IP4 0.0.0.0\r\n";
_printer << "s=Streamed by " << kServerName << "\r\n";
_printer << "c=IN IP4 0.0.0.0\r\n";
@ -634,8 +678,7 @@ TitleSdp::TitleSdp(float dur_sec, const std::map<std::string, std::string>& head
if (dur_sec <= 0) {
// 直播
_printer << "a=range:npt=now-\r\n";
}
else {
} else {
// 点播
_dur_sec = dur_sec;
_printer << "a=range:npt=0-" << dur_sec << "\r\n";

47
src/Rtsp/Rtsp.h
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@ -11,13 +11,13 @@
#ifndef RTSP_RTSP_H_
#define RTSP_RTSP_H_
#include <string.h>
#include <string>
#include <memory>
#include <unordered_map>
#include "Common/macros.h"
#include "Extension/Frame.h"
#include "Network/Socket.h"
#include <memory>
#include <string.h>
#include <string>
#include <unordered_map>
namespace mediakit {
@ -53,16 +53,17 @@ typedef enum {
XX(H261, TrackVideo, 31, 90000, 1, CodecInvalid) \
XX(MPV, TrackVideo, 32, 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 {
#define ENUM_DEF(name, type, value, clock_rate, channel, codec_id) PT_##name = value,
RTP_PT_MAP(ENUM_DEF)
#undef ENUM_DEF
PT_MAX = 128
PT_MAX
= 128
} PayloadType;
};
}; // namespace Rtsp
#if defined(_WIN32)
#pragma pack(push, 1)
@ -141,11 +142,7 @@ private:
class RtpPacket : public toolkit::BufferRaw {
public:
using Ptr = std::shared_ptr<RtpPacket>;
enum {
kRtpVersion = 2,
kRtpHeaderSize = 12,
kRtpTcpHeaderSize = 4
};
enum { kRtpVersion = 2, kRtpHeaderSize = 12, kRtpTcpHeaderSize = 4 };
// 获取rtp头
RtpHeader *getHeader();
@ -246,9 +243,11 @@ public:
SdpTrack::Ptr getTrack(TrackType type) const;
std::vector<SdpTrack::Ptr> getAvailableTrack() const;
std::string toString() const;
std::string getControlUrl(const std::string &url) const;
private:
std::vector<SdpTrack::Ptr> _track_vec;
std::string _control_url;
};
/**
@ -280,17 +279,13 @@ public:
* 获取pt
* @return
*/
uint8_t getPayloadType() const{
return _payload_type;
}
uint8_t getPayloadType() const { return _payload_type; }
/**
* 获取采样率
* @return
*/
uint32_t getSampleRate() const{
return _sample_rate;
}
uint32_t getSampleRate() const { return _sample_rate; }
private:
uint8_t _payload_type;
@ -309,21 +304,13 @@ public:
* @param header 自定义sdp描述
* @param version sdp版本
*/
TitleSdp(float dur_sec = 0,
const std::map<std::string, std::string> &header = std::map<std::string, std::string>(),
int version = 0);
TitleSdp(float dur_sec = 0, const std::map<std::string, std::string> &header = std::map<std::string, std::string>(), int version = 0);
std::string getSdp() const override {
return _printer;
}
std::string getSdp() const override { return _printer; }
CodecId getCodecId() const override {
return CodecInvalid;
}
CodecId getCodecId() const override { return CodecInvalid; }
float getDuration() const {
return _dur_sec;
}
float getDuration() const { return _dur_sec; }
private:
float _dur_sec = 0;

24
src/Rtsp/RtspPlayer.cpp
View File

@ -38,8 +38,8 @@ RtspPlayer::~RtspPlayer(void) {
void RtspPlayer::sendTeardown() {
if (alive()) {
if (!_content_base.empty()) {
sendRtspRequest("TEARDOWN", _content_base);
if (!_control_url.empty()) {
sendRtspRequest("TEARDOWN", _control_url);
}
shutdown(SockException(Err_shutdown, "teardown"));
}
@ -203,6 +203,8 @@ void RtspPlayer::handleResDESCRIBE(const Parser &parser) {
// 解析sdp
SdpParser sdpParser(parser.content());
_control_url = sdpParser.getControlUrl(_content_base);
string sdp;
auto play_track = (TrackType)((int)(*this)[Client::kPlayTrack] - 1);
if (play_track != TrackInvalid) {
@ -412,7 +414,7 @@ void RtspPlayer::sendKeepAlive() {
_on_response = [](const Parser &parser) {};
if (_supported_cmd.find("GET_PARAMETER") != _supported_cmd.end()) {
// 支持GET_PARAMETER，用此命令保活
sendRtspRequest("GET_PARAMETER", _content_base);
sendRtspRequest("GET_PARAMETER", _control_url);
} else {
// 不支持GET_PARAMETER，用OPTIONS命令保活
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);
// 开启或暂停rtsp
switch (type) {
case type_pause: sendRtspRequest("PAUSE", _content_base); break;
case type_pause: sendRtspRequest("PAUSE", _control_url, {}); break;
case type_play:
// sendRtspRequest("PLAY", _content_base);
// break;
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;
default:
WarnL << "unknown type : " << type;
@ -442,7 +444,7 @@ void RtspPlayer::pause(bool bPause) {
}
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) {
@ -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_play:
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;
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;
}
}
sendRtspRequest(cmd, url, header_map);
}
@ -615,12 +618,9 @@ void RtspPlayer::sendRtspRequest(const string &cmd, const string &url, const Str
}
_StrPrinter printer;
if (cmd == "PLAY") {
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) {
printer << pr.first << ": " << pr.second << "\r\n";
}
@ -743,7 +743,7 @@ int RtspPlayer::getTrackIndexByTrackType(TrackType track_type) const {
if (_sdp_track.size() == 1) {
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
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@ -129,6 +129,7 @@ private:
std::string _session_id;
uint32_t _cseq_send = 1;
std::string _content_base;
std::string _control_url;
Rtsp::eRtpType _rtp_type = Rtsp::RTP_TCP;
//当前rtp时间戳