Release notes for ApsaraVideo Player SDK for Web

• Automatic playback degradation is supported by Real-Time Streaming (RTS).
• The volume icon can be clicked to mute the video.
• Specific known issues are fixed.

• Quality tracking points are added for RTS.
• Error details can be displayed for loading failures of M3U8 videos.
• Specific known issues are fixed.

• The preventRecord parameter is supported. You can set preventRecord to true to prevent plug-ins on 360 Secure Browser or some third-party browsers from recording the screen.
• Specific known issues are fixed.

• The time shifting feature during live streaming is improved.
• Specific known issues are fixed.

• The following bitrate switching methods for the playback of Digital Rights Management (DRM)-encrypted videos that use different bitrates are supported:
  • Adaptive bitrate
  • Manual switching
• Specific known issues are fixed.

• LazyLoad is supported for Flash Video (FLV) live streams.
• Specific known issues are fixed.

Specific known issues are fixed.

• The getCurrentPDT method is added for HLS-based videos to obtain the ProgramDateTime value in real time.
• Specific known issues are fixed.

• DRM playback is supported.
• Frame synchronization is supported for FLV live streams.
• The seiFrame event can be subscribed to allow you to obtain supplemental enhancement information (SEI) in FLV videos.
• Keyboard shortcuts are added.
• The status of the control bar is added.
• Specific known issues are fixed.

• loadByUrl can be called to switch between the streaming URLs of RTS streams.
• Repeated stream pulling is supported for RTS streams.
• Specific known issues are fixed.

• The customTag parameter is added.
• The rtsVersion parameter is added to allow you to specify the version of the RTS SDK that you want to load.
• Specific known issues are fixed.

• Playback of RTS streams is supported.
• Frame synchronization is supported for HLS live streams.
• The seiFrame event can be subscribed to allow you to obtain SEI in HLS videos.
• Specific known issues are fixed.

• The resolutionChange event can be subscribed to allow you to receive notifications when the video resolution is changed during live streaming.
• The thumbnail feature is supported when the cursor is hovered over the progress bar of a video that is played by video ID.
• Specific known issues are fixed.

• Encrypted live streaming based on HLS is supported.
• Specific known issues are fixed.

• The playback of HLS streams in different bitrates is improved.
• Specific known issues are fixed.

• The preview feature is supported by the HTML5 player.
• Playback retry is supported for on-demand videos that failed to be played.
• Specific known issues are fixed.

• The progress bar in the HTML5 player can be marked.
• The playback in WeChat is improved.
• Security Token Service (STS)-based playback is improved.
• Specific known issues are fixed.

• The playback capability that is developed based on the proprietary cryptography methods of Alibaba Cloud is supported by the HTML5 player.
• The user interface (UI) and the seeking feature are optimized.
• Specific known issues are fixed.

• The media URL can be obtained by using the vid and playauth parameters. Resolutions can be filtered and the default resolution can be specified.
• Subtitles can be configured for your live streams.
• DRM-based playback in web browsers is supported.
• Specific known issues are fixed.

• Switching between multi-bitrate live streams is optimized.
• Switching between the FLV and HLS protocols during time shifting is supported. To return to a previous video, switch to the HLS protocol. To return to the current stream, switch to the FLV protocol.
• The control bar can be hidden after the cursor remains idle for a specific period of time in full-screen mode.
• Specific known issues are fixed.

• Multiple subtitles, audio tracks, and thumbnails are supported.
• The language can be changed.
• Encrypted playback is supported by the Flash player.
• The player UI is updated.

• The playback of sources that use multiple resolutions is supported.
• The playback of MP3 files by VID is supported.
• Rotation and mirroring features are supported.
• Specific known issues are fixed.

• Error messages are optimized.
• Specific known issues are fixed.

• STS-based playback is supported.
• The UI of the HTML5 player is updated.
• Time shifting is supported.
• Specific known issues are fixed.

• A message is displayed to provide the option for users to change the resolution under poor network conditions.
• Resolution matching in MTS-based playback is optimized.
• A method that can be used to query the current playback status is added.
• The seeking event is added.
• Operations can be performed in full-screen mode.
• The issue where no error message is returned when the token of the Flash player expires is fixed.

• The HTTPS protocol is supported.
• Specific known issues are fixed.

• FLV videos can be played by the HTML5 player. For more information, see FLV playback.
• Watermarks can be included in snapshots in the HTML5 player. For more information, see Watermark settings.
• Components can be customized. For more information, see Custom component settings.
• Specific known issues are fixed.