mirror of
https://gitee.com/xia-chu/ZLMediaKit.git
synced 2026-05-07 03:17:49 +08:00
100 lines
3.3 KiB
C++
100 lines
3.3 KiB
C++
/*
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* Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
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*
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* This file is part of ZLMediaKit(https://github.com/xia-chu/ZLMediaKit).
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*
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* Use of this source code is governed by MIT license that can be found in the
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* LICENSE file in the root of the source tree. All contributing project authors
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* may be found in the AUTHORS file in the root of the source tree.
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*/
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#include "PusherProxy.h"
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using namespace toolkit;
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namespace mediakit {
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PusherProxy::PusherProxy(const MediaSource::Ptr &src, int retry_count, const EventPoller::Ptr &poller)
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: MediaPusher(src, poller){
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_retry_count = retry_count;
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_on_close = [](const SockException &) {};
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_weak_src = src;
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}
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PusherProxy::~PusherProxy() {
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_timer.reset();
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}
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void PusherProxy::setPushCallbackOnce(const function<void(const SockException &ex)> &cb) {
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_on_publish = cb;
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}
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void PusherProxy::setOnClose(const function<void(const SockException &ex)> &cb) {
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_on_close = cb;
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}
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void PusherProxy::publish(const string &dst_url) {
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std::weak_ptr<PusherProxy> weak_self = shared_from_this();
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std::shared_ptr<int> failed_cnt(new int(0));
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setOnPublished([weak_self, dst_url, failed_cnt](const SockException &err) {
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auto strong_self = weak_self.lock();
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if (!strong_self) {
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return;
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}
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if (strong_self->_on_publish) {
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strong_self->_on_publish(err);
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strong_self->_on_publish = nullptr;
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}
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auto src = strong_self->_weak_src.lock();
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if (!err) {
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// 推流成功
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*failed_cnt = 0;
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InfoL << "Publish " << dst_url << " success";
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} else if (src && (*failed_cnt < strong_self->_retry_count || strong_self->_retry_count < 0)) {
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// 推流失败，延时重试推送
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strong_self->rePublish(dst_url, (*failed_cnt)++);
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} else {
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//如果媒体源已经注销, 或达到了最大重试次数，回调关闭
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strong_self->_on_close(err);
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}
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});
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setOnShutdown([weak_self, dst_url, failed_cnt](const SockException &err) {
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auto strong_self = weak_self.lock();
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if (!strong_self) {
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return;
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}
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auto src = strong_self->_weak_src.lock();
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//推流异常中断，延时重试播放
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if (src && (*failed_cnt < strong_self->_retry_count || strong_self->_retry_count < 0)) {
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strong_self->rePublish(dst_url, (*failed_cnt)++);
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} else {
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//如果媒体源已经注销, 或达到了最大重试次数，回调关闭
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strong_self->_on_close(err);
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}
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});
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MediaPusher::publish(dst_url);
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}
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void PusherProxy::rePublish(const string &dst_url, int failed_cnt) {
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auto delay = MAX(2 * 1000, MIN(failed_cnt * 3000, 60 * 1000));
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weak_ptr<PusherProxy> weak_self = shared_from_this();
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_timer = std::make_shared<Timer>(delay / 1000.0f, [weak_self, dst_url, failed_cnt]() {
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//推流失败次数越多，则延时越长
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auto strong_self = weak_self.lock();
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if (!strong_self) {
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return false;
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}
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WarnL << "推流重试[" << failed_cnt << "]:" << dst_url;
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strong_self->MediaPusher::publish(dst_url);
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return false;
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}, getPoller());
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}
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} /* namespace mediakit */
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