File:SMPTE bars and tone.ogv

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SMPTE_bars_and_tone.ogv ‎(Ogg multiplexed audio/video file, Theora/Vorbis, length 26 s, 320 × 240 pixels, 63 kbps overall, file size: 198 KB)

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Summary

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Description
English: SMPTE color bars with 1 kHz tone
Source Own work
Author Demonstration of SMPTE color bars from SMPTE (28 March 1990) EG 1:1990 - SMPTE Engineering Guideline - Alignment Color Bar Test Signal for Television Picture Monitors[1], DOI:10.5594/SMPTE.EG1.1990, ISBN 978-1-61482-000-0
Permission
(Reusing this file)
Public domain This work has been released into the public domain by its author, User:Luke1337. This applies worldwide.
In some countries this may not be legally possible; if so:
User:Luke1337 grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
Other versions SMPTE Color Bars.svg: 

Original upload log

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Transferred from en.wikipedia to Commons using For the Common Good.

The original description page was here. All following user names refer to en.wikipedia.
Date/Time Dimensions User Comment
16:43, 30 December 2009 320 × 240 (202,503 bytes) w:en:Ianmacm (talk | contribs) [[SMPTE color bars]] and 1kHz tone. No copyrights, self made.

File history

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Date/TimeThumbnailDimensionsUserComment
current18:58, 14 January 202226 s, 320 × 240 (198 KB)Leonel Sohns (talk | contribs)Reverted to version as of 01:24, 21 August 2016 (UTC): Revert to non-broken version.
08:21, 4 January 202026 s, 320 × 240 (27 KB)Luke1337 (talk | contribs)corrected to use Theora video codec (supported by MediaWiki); ~27KB version (1 fps, 2.5 kHz audio) without the beginning fade-in, generated with FFmpeg filtergraph <code>smptebars=r=1:d=26;sine=1000:r=2500:d=26</code>
08:04, 4 January 202026 s (92 KB)Luke1337 (talk | contribs)92KB version without the beginning fade-in, generated with FFmpeg filtergraph <code>smptebars;sine=1000</code>
01:24, 21 August 201626 s, 320 × 240 (198 KB)Yeeno (talk | contribs)Transferred from en.wikipedia: see original upload log above

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Transcode status

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Format Bitrate Download Status Encode time
VP9 240P 149 kbps Completed 18:58, 14 January 2022 6.0 s
Streaming 240p (VP9) 14 kbps Completed 06:16, 6 December 2023 1.0 s
WebM 360P Not ready Unknown status
Streaming 144p (MJPEG) 613 kbps Completed 17:55, 15 November 2023 1.0 s
Stereo (Opus) 140 kbps Completed 17:56, 15 November 2023 2.0 s
Stereo (MP3) 128 kbps Completed 17:57, 15 November 2023 1.0 s

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