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媒体服务

更新时间:2018-09-11 10:00:16

媒体服务目录

1 视频点播

视频点播是集音视频采集、编辑、上传、自动化转码处理、媒体资源管理、分发加速、视频播放于一体的一站式音视频点播解决方案。

1.1 主要功能对比

Function Feature Azure On-demand Streaming Alibaba Video-on-Demand
Video Uploading Supported. Uploading Audio, video and images is available. Supported. Uploading static H5 video, accquiring media URL, and playback unprotected contents are available.
Video Management Supported. Allowing dynamic encycription, multilanguage caption, font customization, and short lantancy. Supported. Providing data searching and filting services, allowing audio fetch, caption composition, audiotrack ovrlapping, opening scene and end scene combination, and so on.
Syetem Control Supported Supported
Security Management Use AES cleartext key and PlayReady and/or Widevine dynamic common encryption Anti-leech Referer, URL authentication, IP blacklist, and HTTPS acceleration
Data Analysis Supported Supported. (UV, VV, duration)
UGC SDK Not supported Supported
Client-side Uploading Not supported Supported

2 视频直播

2.1 服务模式

Azure实时流数字媒体(Live Streaming),此解决方案建立在Azure托管服务上:媒体服务(编码、媒体分析、流式处理、内容保护、CDN、Azure Media Player)和内容交付网络(CDN)。

阿里云的视频直播服务(ApsaraVideo Live):视频直播服务(ApsaraVideo Live)是基于领先的内容接入与分发网络和大规模分布式实时流媒体转码技术打造的音视频直播平台,提供便捷接入、高清流畅、低延迟、高并发的音视频直播服务。

2.2 功能特点

Function Feature Azure Encoder ApsaraVideo for Live Streaming
Video Analysis Supported. Dection of motion, face and expression, and content review (on porn, racial discrimination, obscenity, violence and anything you require.) Supported. Review on porn, terrorism, advertisement, and meaningless live.
Real-time streaming processing Supported Supported
Video Encryption Use AES cleartext key and PlayReady and/or Widevine dynamic common encryption Anti-leech Referer, URL authentication, IP blacklist, and HTTPS acceleration
Acceleration Azure CDN Alibaba Cloud CDN
Storage Location Blob Container OSS Bucket
Video Playing Azure Media Player ApsaraVideo Player SDK

2.3 产品定价

Azure 视频服务的计费项包括:编码、直播、推流、内容保护、视频分析。用户只需为使用的服务付费。

阿里云视频直播服务的计费项包括:直播、全球加速、直播转码、直播截图、直播智能鉴黄、直播暴恐涉政识别、直播广告识别、直播二维码识别、无意义直播识别。您可以采用先使用,后付费的付费方式。所需费用按照不同的计费方式产生。

3 媒体处理

3.1 服务模式

Azure 编码(Encoder):Azure 媒体服务提供了多个用于在云中对媒体进行编码的选项。编解码器是实现压缩/解压缩算法的软件,而文件格式是用于保存压缩视频的容器。

阿里云媒体处理(ApsaraVideo for Media Processing)主流格式全覆盖,窄带高清、倍速转码,视频加密,高效,专业可定制的媒体处理服务。支持截图、水印、剪辑拼接、字幕、视频加密。

3.2 功能特点

Function Feature Azure Encoder ApsaraVideo for Media Processing
Format MPEG DASH, HLS, smooth streaming processing H.264, H.265, and caption
Screenshot Acquire thumbnails by frame grabbing Image Sprite, Video abstract and highlight
Digital Restoration Not Supported Supported. High-frame rate video restoration, SD to HD, 2K to 4K.
Content Review Detect motions with Azure Media Analytics, such as porn contents. Recognize porn, terrorism, and politics-involved videos
Content Understanding Detect motions with Azure Media Analytics to understand audience participation and reaction. Video classification, labeling, facial and text recognization.
Video Editing Create video abstract, thumbnails, and video after overlying, splicing and editing, with Azure Media Analytics. Cloud Clip APIs
Digital Rights Management Supported Supported

3.3 产品定价

Azure视频服务的计费项包括:编码、直播、推流、内容保护、视频分析。用户只需为使用的服务付费。

阿里云媒体处理服务提供两种计费方式:按量付费和预付费时长包。费用由转码费用和接口请求费用组成。