-->
为五月的纽约流媒体保留座位吧. 现在注册!

The Pivotal Role of Real-Time Stream Monitoring in Elevating Live Sports Streaming Quality

文章特色图片

开球

Streaming services have revolutionized the way media content is consumed, 尤其是在体育直播方面. Delivering a high-quality streaming experience to sports fans is no simple feat, and there are several essential measures that streaming media companies must undertake.

这些从源视频本身开始, 哪个应该提供最大可能的分辨率, 帧率, 音频质量. After all, a top-notch video source will likely lead to an end product of similar quality. 除了, utilizing the right video compression format is key, whether it’s H.264 (avc), h.265 (HEVC)、AV1或VVC. These cutting-edge compression techniques maintain the video’s integrity, even at a low bitrate. 此外, 通过实现自适应比特率流, companies can offer viewers the optimal video quality for their available bandwidth.

最后一个, 向观众提供顶级体育直播内容的关键组成部分是在视频处理和交付路径的所有关键点进行媒体内容监控. 考虑到现场直播的体育赛事是收费的, 实时事件, media companies can’t afford any delays in identifying streaming issues. 一个全面的监控系统必须到位,以便立即发现并迅速解决任何问题——从音频和视频质量到错过的广告机会.

在本文中, 我们探讨了当前流媒体公司在为体育直播提供优质体验(QoE)方面面临的障碍, and how monitoring can heighten overall satisfaction and engagement with content, 在最大化收益的同时. 除了, 我们预览了体育直播即将面临的挑战,以及监控技术的创新,这些技术将帮助流媒体公司应对未来的需求.

提要中的失误:转码和音频错误

Several issues that negatively impact the viewing experience have their roots in compression, where the initial high-bitrate feed undergoes an encoding and transcoding process, 将其转换为具有较低比特率的流. 在这个转换过程中, 可能会出现压缩工件, 导致宏阻塞, 像素, 模糊强度, 以及背景噪音的裁剪.

The transcoding process can also introduce errors related to closed captioning. Captions might be improperly timed or formatted, or omitted altogether. 这些错误不仅降低了观看体验, but may also violate regulations such as those laid out by the FCC in the United States, 要求所有视频节目的字幕都是封闭的.

音频也不例外. 音频和视频的同步可能会出现问题, 不平衡的音频水平-特别是杜比音频, where the sound may be either overly loud or too soft — and loudness issues in ads. 在美国.S., 《百家乐软件》规定,商业广告必须保持与其附带的节目相同的平均音量. 因此, 流媒体公司负责确保整个节目和广告的音频水平一致.

电视暂停:广告占据场地

In the realm of live sports streaming, ads are usually the primary source of revenue. 因此, 广告插入——将广告整合到视频内容中的过程——是工作流程的重要组成部分. 然而, 随着运营商需要针对特定地区甚至个人用户定制广告,广告插入正变得越来越复杂.

今天, 有两种插入AD的方法, one being Dynamic ad insertion (DAI) which facilitates real-time ad delivery, 以观看者的信息为指导. 这种方法可以确保内容包含最相关的广告, 从而提高观众的参与度. 服务器端广告插入(SSAI), 另一方面, 包括在服务器层面将广告拼接到视频流中. While streaming media companies may not know where the ad will be played, this method diminishes the possibility of ad blockers interfering with delivery.

广告插入的过程并非没有挑战. 无缝嵌入广告而不造成突兀的过渡或缓冲延迟是至关重要的——特别是当涉及到像体育直播这样的优质内容时——保证适当的广告集到达正确的地理位置或个人用户. 另外, 最大化每个广告插入机会, 流媒体提供商必须验证他们的广告政策是否遵守了每小时投放广告的数量和持续时间. This is vital, as any ad they fail to distribute translates into lost revenue.

监控战术手册:最好的进攻是持续的防守

To successfully navigate the multifaceted challenges of streaming live sports, 媒体公司需要一个全面的监控解决方案. 这个解决方案必须不仅包括音频和视频质量, 还有字幕的QA流程, 关闭字幕, and ad insertion — all within one unified platform that provides an overarching view.

Continuous monitoring is crucial at all vital stages of the live sports streaming workflow, 包括视频采集, 原始服务器, CDN, 边点. This constant vigilance is necessary because live sports events unfold in real time. 视频被捕获的那一刻, it is delivered; there's no opportunity to form a file and then pass it through a QC system to check for issues.

通过使用集中式仪表板,从工作流中的所有点收集数据,并将其作为一个整体呈现, 有凝聚力的视图, streaming media companies can track video quality across the entire network as events happen. Should an error arise, the dashboard will pinpoint the exact nature and location of the issue. 这种即时的洞察力使根本原因分析和故障排除更加快速和直接.

这种实时监控策略使公司能够在问题对观众产生负面影响之前解决问题. It also aids in compliance with relevant regulations by preempting potential violations. 这种内聚, 全方位的质量保证方法是提供完美的体育直播体验的关键方面.

比赛日准备:预测明天的流媒体障碍

用于体育直播, latency still stands out as a current problem and a persisting challenge for the future, 尤其是在进球这样的关键时刻, 次达阵, 或者在NBA比赛中扣篮. 不久前, 延迟带来的不便——甚至长达一两分钟——往往被直播体育赛事的新鲜感所抵消. 然而, the modern viewer’s tolerance for delays has waned, and expectations have soared. 今天, 观众希望在剧情展开的过程中见证剧情的发展, especially if they are simultaneously engaging with social media during sporting events. 类似的, 在过去,不合格的视频质量可能是可以接受的, today’s audiences demand to view their streams in ultra-high definition.

Another complex challenge stems from the growing practice of multi-platform streaming, 在世界各地的各种直播和视频托管平台上同时播放内容. 观众遍布全球, 流媒体公司必须确保内容是为统一质量的体验而准备的, even in regions where bandwidth may be constrained — which can lead to buffering, 像素, 视频质量降低. 此外, 提供评论, 字幕, or graphics in multiple languages requires careful integration into the stream, 而实时提供准确的实时字幕可能是一个复杂且百家乐软件密集的过程. 更复杂的是, 流媒体公司必须确保内容在各种设备上无缝传输, 屏幕尺寸, 以及操作系统.

此外, 备受瞩目的体育赛事吸引了越来越多的观众, necessitating scalable content preparation and delivery infrastructure to avoid crashes. 类似的, 流媒体公司必须投资可扩展的QC和监控解决方案,以便在需要时实现负载平衡, 保证交通高峰时的平稳运行. 体育直播的流行也使它们容易受到盗版的影响, 哪些因素会冲淡授权流的水质, 确保内容不受未经授权的访问.

应对这些挑战需要不断创新, 以及结合技术专长的综合方法, 先进的基础设施, 以及对观众期望的深刻理解.

分译:技术进步来自于替补

为了跟上体育直播的发展趋势, and the escalating expectations of sports enthusiasts around the world, streaming media companies must be relentless in their QC and monitoring efforts. 他们需要坚持使用复杂的测试和监控工具,以保证低延迟的传输和卓越的分辨率,以获得更身临其境的观看体验. 这必须与高质量质量标准保持一致, 包括音频, video, 关闭字幕, 和广告. Fortunately, innovative tools are already emerging to assist in these efforts.

The widespread adoption of 5G technology will enable streaming companies to harness its features, 特别是对于低延迟流. 此外,人工智能驱动的自动化虽然处于起步阶段,但必将呈指数级增长. 许多媒体处理功能将由人工智能管理, 利用算法自动分析问题内容, 进行实时质量评估, 并产生可操作的见解.

此外,内容感知监控即将出现. 在编码方面, 它将带来卓越的视频质量, 多亏了能够检查内容的新兴技术, 辨别它的类型——比如体育直播和谈话节目——并自动分配最佳比特率以获得最高的视频质量.

有了这些技术, 随着体育直播领域的发展,媒体公司有能力不断完善自己的产品, ensuring a seamless and engaging viewing experience for fans worldwide.

[编者注:这是来自 Interra系统. 流媒体 accepts vendor bylines based solely on their value to our readers.]

流媒体覆盖
免费的
合资格订户
现在就订阅 最新一期 过去的问题
相关文章

战胜时间:大规模的体育直播

成功实现体育流媒体的规模化, 流媒体必须致力于提供最好的视频质量和可靠的先进体验, 同时打击盗版. Simon Brydon of Synamedia breaks down exactly how to get all bases covered in sports streaming.

体育观看的未来:自由球员球迷

Matt Del Percio of Altman Solon discusses their 2023 Global Sports Survey, 这突出了当前流媒体体育媒体格局的碎片化,这使得体育迷成为“自由球员”,可以挑选和选择要付费的服务,以及为什么广播公司现在必须重新考虑其货币化模式.

Fan-Focused Future: Hyper-Personalization is Elevating Sports Streaming Experiences

Allan Nicholson在Harmonic讨论了当今体育直播中个性化的挑战和意义, 他还概述了创新的个性化策略, 强调广告技术在个性化中的关键作用,专注于提高盈利机会的目标广告.

开放缓存如何使广播可扩展流成功

Qwilt的Rachel Kahana Samet讨论了开放缓存如何使广播可扩展的流媒体成功, 特别是对于体育直播.

直接面向消费者的区域体育网络如何使用OTT & Android, Apple, Roku, Xbox的配套内容 & FireTV

由于游戏直播版权成本的飙升而中断, 改变观看模式, and the continuing trend by consumers to cut cable services in favor of streaming platforms, 许多区域性体育网络(rsn)正处于崩溃之中. ViewLift的Rick Allen写了一篇关于rss采用OTT新模式的创新方法 & Android, Apple, Roku, Xbox的配套内容 & FireTV.

Top Three Reasons Why Quality Monitoring is Critical for Cloud-Native OTT Streaming

随着云迁移的急剧增加以及观众越来越不愿意容忍视频流质量问题, Telestream的Joel Daly概述了质量监控对云原生OTT流媒体至关重要的三个原因.

流媒体视频中对根本原因分析、错误关联和多点监控的需求

Interra系统的Anupama Anantharaman讨论了缺乏充分实施根本原因分析的原因, 这给QC和监控解决方案提供商带来了挑战, 多点监测如何应对这些挑战, and the consequences streaming providers face when they don't deliver high-quality content.

体育直播将转向流媒体服务,观众已做好准备

随着观众对流媒体消费的不断增加, sports are ready to join the ranks of hit programs like Stranger Things, 只有大楼里的谋杀, 还有欧比旺·克诺比. And with new streaming-exclusive deals involving the NFL and MLS in play, 粉丝们准备好了, 超过三分之一的美国.S. homes now access TV programming strictly through an internet connection.

提及的公司及供应商