StreamTest
A

fallback

https://grupaatmrr.org.pl:8888/fallback/index.m3u8

Online — 0 failing, 2 warnings

General

Status
Online
Type
HLS
Container
hls
Preview
5s clip
Fetched via
Proxy

Video stream

Codec
h264
Profile
Constrained Baseline
Level
31
Resolution
1280×720
Aspect ratio
16:9
Frame rate
25 fps
Bitrate
1 kbps
Pixel format
yuv420p

Audio stream

Codec
aac
Profile
LC
Sample rate
44100 Hz
Channels
2
Layout
stereo
Bitrate
0 kbps
Language
und

Works, with caveats

0 failing, 2 warnings, 10 passing

Playlist type
Master
Variants
1
Renditions
1
Bitrate range
6.85 Mbps – 6.85 Mbps
I-frame variants
0

Used for trick play

Version
9
  • Warn

    ABR ladder has multiple renditions

    Only one variant stream is declared, so players cannot adapt to changing bandwidth.

    variantCount
    1

    hls.ladder.sizeWhat this means →

  • Warn

    Renditions declare LANGUAGE

    1 rendition(s) omit LANGUAGE, so players cannot honour the viewer's language preference.

    renditions
    AUDIO:audio/audio2

    hls.renditions.languageWhat this means →

  • Pass

    Ladder bitrates increase with resolution

    Bandwidth rises consistently with resolution across the ladder.

    hls.ladder.bitrate-inversionWhat this means →

  • Pass

    Ladder has no oversized bitrate gap

    Adjacent ladder rungs are within a comfortable bitrate ratio.

    hls.ladder.gapWhat this means →

  • Pass

    Every variant declares CODECS

    Every variant declares a CODECS attribute.

    hls.ladder.missing-codecsWhat this means →

  • Pass

    Every variant declares RESOLUTION

    Every variant declares a RESOLUTION attribute.

    hls.ladder.missing-resolutionWhat this means →

  • Pass

    No duplicate resolutions in the ladder

    Every ladder rung is distinguishable from the others.

    hls.ladder.duplicate-resolutionWhat this means →

  • Pass

    AVERAGE-BANDWIDTH does not exceed BANDWIDTH

    AVERAGE-BANDWIDTH is within BANDWIDTH on every variant.

    hls.ladder.average-exceeds-peakWhat this means →

  • Pass

    Variants declare FRAME-RATE

    Video variants declare FRAME-RATE.

    hls.ladder.missing-frame-rateWhat this means →

  • Pass

    Variant rendition groups all resolve

    Every rendition group referenced by a variant is declared.

    hls.renditions.dangling-groupWhat this means →

  • Pass

    Each rendition group has exactly one DEFAULT

    Each rendition group nominates exactly one default.

    hls.renditions.defaultWhat this means →

  • Pass

    EXT-X-INDEPENDENT-SEGMENTS is declared

    EXT-X-INDEPENDENT-SEGMENTS is declared.

    hls.master.independent-segmentsWhat this means →