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en:stb:adaptive_streaming [2018/08/28 11:32] Alexander |
en:stb:adaptive_streaming [2018/08/31 09:11] Alexander [HLS v3] |
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- | ====== Adaptive streaming HLSv4 and MPEG-DASH on TVIP Mediacenters ====== | + | ====== Adaptive streaming (HLS, HLSv4 and MPEG-DASH) on TVIP Mediacenters ====== |
- | :!: Advanced adaptive streaming (HLSv4, MPEG-DASH) is supported from firmware **v.4.0.21.** | + | :!: Advanced adaptive streaming (HLSv4, MPEG-DASH) is supported from firmware **v.4.0.22.** |
==== HLS v3 ==== | ==== HLS v3 ==== | ||
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* Multiplexed MPEG-TS segment can contain DVBSUB or Teletext subtitles. | * Multiplexed MPEG-TS segment can contain DVBSUB or Teletext subtitles. | ||
* Seeking is limited to segment boundaries. | * Seeking is limited to segment boundaries. | ||
- | * Encryption: AES-128 is supported. Sample-AES is not supported. | + | * Encryption: AES-128 is supported (Verimatrix is supported for some units). Sample-AES is not supported. |
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TS segment should contain no more the one video and one audio track. | TS segment should contain no more the one video and one audio track. | ||
- | ===3.3 Fragmented MPEG-4=== | + | ===3.3 Fragmented MPEG-4 (CMAF)=== |
Tested: //H.264, HEVC, AAC//.\\ | Tested: //H.264, HEVC, AAC//.\\ | ||
Untested, but planned: //AC3, EAC3, DTS//.\\ | Untested, but planned: //AC3, EAC3, DTS//.\\ | ||
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* Any tags controlling buffering or stream priorities are not supported. | * Any tags controlling buffering or stream priorities are not supported. | ||
- | ==== Notes and known limitations === | + | ==== Notes and known limitations for HLSv4 and MPEG-DASH === |
* Seeking is not limited to segment boundaries. | * Seeking is not limited to segment boundaries. | ||
* Video tracks can not be switched. | * Video tracks can not be switched. |