...
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$ mediastreamvalidator http://hlsbook.net/wp-content/examples/sintel/sintel_index.m3u8
[...] Started root playlist download
[...] Started media playlist download
[...] All media files delivered and have end tag, stopping
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http://hlsbook.net/wp-content/examples/sintel/sintel_index.m3u8
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Processed 7 out of 7 segments
Average segment duration: 10.000000
Total segment bitrates (all discontinuties): average: 867.51 kb/s, max: 1199.59 kb/s
Discontinuity: sequence: 0, parsed segment count: 7 of 7, duration: 70.000 sec, average: 867.51 kb/s, max: 1199.59 kb/s
Track ID: 1
Video Codec: avc1
Video profile: High
Video level: 3.1
Video resolution: 1024x436
Video average IDR interval: 3.646930, Standard deviation: 3.265633
Video frame rate: 24.000
Track ID: 2
Audio Codec: AAC-LC
Audio sample rate: 48000 Hz
Audio channel layout: Stereo (L R) |
The latest version (1.1) of mediastreamvalidator supports outputting the data to a file in JSON format. You can then pass this JSON file to another of Apple’s tools hlsreport, which will generate a nicely formatted summary for you in an HTML page. Let’s look at the commands we need to run to do this:
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$ mediastreamvalidator -O validation.json \
http://hlsbook.net/wp-content/examples/sintel/sintel_index.m3u8
$ hlsreport.py -o report.html validation.json |