109 lines
2.8 KiB
C++
109 lines
2.8 KiB
C++
// rtmp_manager.hpp
|
|
#pragma once
|
|
|
|
#include <gst/gst.h>
|
|
|
|
#include <atomic>
|
|
#include <functional>
|
|
#include <future>
|
|
#include <memory>
|
|
#include <mutex>
|
|
#include <string>
|
|
#include <thread>
|
|
#include <unordered_map>
|
|
#include <vector>
|
|
|
|
#include "app_config.hpp"
|
|
#include "data_manager.hpp"
|
|
|
|
class RTMPManager
|
|
{
|
|
public:
|
|
enum class StreamResult
|
|
{
|
|
OK,
|
|
PIPELINE_ERROR,
|
|
CONNECTION_FAIL,
|
|
EOS_RECEIVED,
|
|
TIMEOUT,
|
|
UNKNOWN
|
|
};
|
|
|
|
struct StreamStatus
|
|
{
|
|
bool running{false};
|
|
StreamResult last_result{StreamResult::UNKNOWN};
|
|
std::string last_error;
|
|
};
|
|
|
|
struct StreamResultInfo
|
|
{
|
|
int loc{-1};
|
|
std::string url;
|
|
int result{1}; // 0 success, 1 fail
|
|
std::string reason;
|
|
};
|
|
|
|
using StreamCallback = std::function<void(const std::string &key, StreamStatus)>;
|
|
|
|
static void init();
|
|
static void set_status_callback(StreamCallback cb);
|
|
|
|
// 单路接口
|
|
static StreamResultInfo start_camera(const Camera &cam, StreamType type);
|
|
static StreamResultInfo stop_camera(const std::string &cam_name, StreamType type);
|
|
|
|
// 批量接口：处理 VideoPushRequest
|
|
static std::vector<StreamResultInfo> process_push_request(const VideoPushRequest &req);
|
|
|
|
static void stop_all();
|
|
static bool is_streaming(const std::string &cam_name, StreamType type);
|
|
static bool is_any_streaming();
|
|
static std::string get_stream_url(const std::string &cam_name, StreamType type);
|
|
|
|
private:
|
|
struct StreamContext
|
|
{
|
|
std::atomic<bool> running{false};
|
|
std::thread thread;
|
|
|
|
std::promise<StreamStatus> start_promise;
|
|
std::atomic<bool> start_promise_set{false};
|
|
|
|
StreamStatus status;
|
|
|
|
StreamContext() = default;
|
|
StreamContext(const StreamContext &) = delete;
|
|
StreamContext &operator=(const StreamContext &) = delete;
|
|
|
|
~StreamContext()
|
|
{
|
|
try
|
|
{
|
|
running.store(false);
|
|
if (thread.joinable())
|
|
{
|
|
thread.join(); // 防止 std::terminate()
|
|
}
|
|
}
|
|
catch (...)
|
|
{
|
|
// 安全兜底，不抛异常
|
|
}
|
|
}
|
|
};
|
|
|
|
static std::string make_stream_key(const std::string &cam_name, StreamType type);
|
|
static GstElement *create_pipeline(const Camera &cam, StreamType type);
|
|
static void stream_loop(Camera cam, StreamType type, StreamContext *ctx);
|
|
|
|
static void update_status(const std::string &key, const StreamStatus &status);
|
|
|
|
static std::unordered_map<std::string, std::unique_ptr<StreamContext>> streams;
|
|
static std::mutex streams_mutex;
|
|
static StreamCallback status_callback;
|
|
|
|
// 自动重试参数
|
|
static constexpr int MAX_RETRIES = 3;
|
|
static constexpr int RETRY_DELAY_MS = 2000;
|
|
}; |