Release notes of ApsaraVideo Player SDK for Android

• An advanced adaptive bitrate streaming (ABR) algorithm is added to optimize live streaming and on-demand video playback that are based on the HTTP Live Streaming (HLS) and Dynamic Adaptive Streaming over HTTP (DASH) protocols, and improve bitrate adaptability during low-latency HTTP live streaming (LL-HLS).
• Configuration on the cloud is supported.
• The issue is fixed where videos are displayed in an incorrect aspect ratio.
• The player stability is improved.
• The supplemental enhancement information (SEI) logic that automatically deletes duplicate information is removed from the SDK.
• The network disconnection handling logic is optimized for the list player.

• By default, HTTP 2.0 is used.
• The HLS format is supported by the list player. However, you need to enable local caching first.
• HttpDNS is supported. You need to enable it manually.
• Video postprocessing is supported.
• The SDK package size is reduced.
• License settings are supported.
• The video enhancement postprocessing module is supported. To use this feature, you need to purchase a license.

• LL-HLS in multiple bitrates is supported.
• Bitrate adaptation is supported during LL-HLS. The ABR algorithm will be continuously optimized.
• LL-HLS is optimized for higher stability.

• Up to 5x speed playback is supported.
• ASS subtitles can be formatted.
• Streams encrypted by using Alibaba Cloud proprietary cryptography can be played over Real-Time Messaging Protocol (RTMP) or HTTP Flash Video (HTTP-FLV).
• LL-HLS is supported.
• Local caching is supported.
• Preloading is supported.
• HTTP/2 is supported.
• Multi-bitrate switching of live streams in the HLS format is optimized.
• Pseudo-live streaming of DASH is optimized.
• The compatibility and stability are optimized.

• Referer settings are supported for the list player.
• The FFmpeg version is updated to 4.3.1.
• Video delay is supported.
• Callbacks that use UTC time are supported for HLS.
• The feature of clearing video frames is supported.
• The stability of the player is improved.
• The memory allocation is supported.

• A callback for statistics during audio and video playback is added.
• The compatibility with DASH is optimized.
• Multi-bitrate switching of live streams is optimized.
• The reporting of media information is optimized.
• The view can be set after startup loading.

• DASH is supported.
• The backward buffer is supported.
• The download speed can be obtained.
• The compatibility of ApsaraVideo Player SDK for Android is improved.
• The AliDisplayView class is added to automatically manage views.

• The logic of synchronizing audio signals with video signals is optimized.
• The display of external subtitles is optimized.
• The stability is improved.
• The compatibility with over-the-top (OTT) devices is improved.

• The memory allocation on Android devices is optimized.
• The adaptability to Android mobile phones is improved.

• Precise seeking is supported for audio-only files.
• Non-standard SEI callbacks are supported.
• The compatibility with the HLS format is optimized.
• More tracking information is supported.
• The volume control logic is optimized.
• The compatibility with the operation of the system player is optimized.
• The issue is fixed where tracking information cannot be obtained.

• The response speed of the stop operation is improved.
• The logic of selecting the default resolution for video ID (VID)-based playback is optimized.
• The HLS format is supported.
• The precision of the playback progress is optimized.
• The display of external subtitles is optimized.
• The Conan dependency is removed.
• Widevine is supported in the player core.
• HDR10 videos can be played.

• The download logic is optimized.
• The compatibility with the MP4 and HLS formats is optimized.
• The audio extraction feature is supported.

• The compatibility with the videos that have different frame rates is optimized.
• The issue is fixed where frames are lost when you resume playback for a video that is played at an adjusted speed.
• The compatibility with MP4 files is optimized.
• The list playback feature is optimized.
• The setting logic of volume and mute mode is optimized.
• The feature of setting a blacklist for High Efficiency Video Coding (HEVC) hardware decoding is added.

• The compatibility with the HLS format is optimized.
• The Alibaba Real-Time Communication (ARTC) package is separated to reduce the dependency of ARTC on SDK versions.
• Widevine digital rights management (DRM) is supported.
• The background playback feature is optimized.
• The content protocol is supported.
• External players are supported.

• The progress display logic is optimized.
• The display of external subtitles is optimized.
• The logic of synchronizing audio signals with video signals is optimized.
• The startup loading time of VID-based list playback is shortened.
• The playback of audio with specific sample rates is optimized.
• The background playback feature is optimized.

• Encrypted live streaming based on HLS is supported.
• The resolution type of IP addresses can be specified.
• The precache feature is optimized.
• The video background color can be specified.
• The latency of HLS-based playback is reduced.
• The compatibility with players is optimized.
• The open source player CicadaPlayer is used as the player core.

• An operation for obtaining the frame rate is added. A callback for video rendering is added.
• The stability of the SDK is improved.

• The startup bitrate can be specified for multi-bitrate streams.
• The logic of synchronizing audio signals with video signals is optimized.
• The stability of the SDK is improved.

• Precise seeking during resolution switching is supported for on-demand videos.
• Frame synchronization is supported for live streaming.
• The stability of the SDK is improved.

• SEI in H.264-encoded videos can be obtained.
• Frame synchronization is supported for Flash Video (FLV)-based live streaming.

• Web Video Text Tracks (WebVTT)-based thumbnails are supported.
• Precise seeking is supported.
• The encryption type can be specified for videos to be requested.
• Real-Time Streaming (RTS) is supported.

• The AliPlayer operation is added to improve the usability.
• Software and hardware decoding is supported for H.265-encoded videos. H.265 live streaming is supported.
• Hardware decoding is supported for H.264-encoded videos in Android.
• The preview feature is supported.
• The AliListPlayer operation is added.
• HLS streams can be played based on the MasterPlaylist parameter.
• Multiple audio tracks, multiple subtitles, multiple bitrates, and thumbnails are supported.
• The adaptive switching and seamless switching of bitrates are supported.
• Caching during the URL-based playback of MP4 videos is supported. The name of the cache file can be obtained.
• An operation for offline download is added to improve the user experience of download.

• The regions outside China are supported when you play videos by using ApsaraVideo VOD.
• On-demand audio files can be played and downloaded.
• The issue of unexpected quits is fixed.

• Loop playback is optimized.
• Black bars in replayed videos are removed.
• The issue is fixed where the player unexpectedly quits when you scroll through the short video playlist at a high speed.

• The issue is fixed where the video image is not changed when you seek to a specified position after a pause.
• The issue is fixed where no error message appears when seeking fails due to network disconnection.
• The issue is fixed where a downloaded video cannot be redownloaded after it is deleted.

• HLS encrypted content can be downloaded.
• An operation is added for obtaining the video rotation angle.
• An operation is added for event tracking based on traceID.

ApsaraVideo Player SDK V3.4.6 for Android

Sample code

• The issue is fixed where a 4003 error message is returned when you seek to the end of a video.
• The issue is fixed where you cannot seek to the start of a video.
• The issue is fixed where an error message is returned if you seek to a position beyond the buffer when the network is disconnected during playback.
• The player UI is open sourced.

ApsaraVideo Player SDK V3.4.5 for Android

Sample code

ApsaraVideo Player SDK V3.4.3 for Android

Sample code

• Referer-based hotlink protection is supported.
• Data logs are optimized.

ApsaraVideo Player SDK V3.4.2 for Android

Sample code

• Time shifting is supported.
• Secure download from ApsaraVideo for Media Processing is supported.
• The demo that illustrates continuous playback is added.

ApsaraVideo Player SDK V3.4.0 for Android

Sample code

• The issue is fixed where the Security Token Service (STS) token expires due to inconsistent time zones.
• The issue is fixed where the metadata is lost when cached and stored videos are rotated.
• HTTPS requests are supported for calling internal API operations.
• The error messages of playback status and the error messages that appear when the STS token expires are optimized.
• Resolution switching during video playback is supported.

ApsaraVideo Player SDK V3.3.4 for Android

Sample code

ApsaraVideo Player SDK V3.3.3 for Android

Sample code

• A callback for the start of loop playback is added.
• An operation is added for rotating a video during video rendering.
• An operation is added for image mirroring.
• Caching during URL-based video playback is supported.

ApsaraVideo Player SDK V3.3.0 for Android

Sample code

• The issue is fixed where the AliLive SDK mutes the audio when the application is switched to the background.
• The issue is fixed where the player unexpectedly quits when the player is destroyed without stopping the playback.

ApsaraVideo Player SDK V3.2.2 for Android

Sample code

• Loop playback is supported.
• The snapshot feature is supported.
• In-buffer seeking is supported.
• The features of ApsaraVideo Player Basic and ApsaraVideo Player Pro are combined in the demo.

ApsaraVideo Player SDK V3.2.0 for Android

Sample code