Ticket #37 (reopened defect)

Opened 4 years ago

Last modified 22 months ago

[Transcode] No preview with HD vc1 wmv codec

Reported by: admin Owned by: Frans
Priority: major Milestone: MediaMosa X.X
Component: Core Version:
Keywords: Cc:
MoSCoW: Must Have Estimated time after impact analysis:
Related to project: none Tested:
Accepted: no Estimated Hours:

Description


0016461: 4 [Transcode] Geen preview bij HD vc1 wmv codec materiaal
 http://mantis.kennisnet.nl/view.php?id=16461

Het lijkt erop dat HD VC1 WMV's (met 5.1 audio) niet getranscodeerd kunnen worden (naar Flash bijvoorbeeld).

Was dit niet opgelost met de nieuwe FFMPEG?

Attachments

classical_22_16_2_16000_v3c_0_exclusive_0_29.wma Download (391.7 KB) - added by forgacs 2 years ago.
Example WMA Pro file

Change History

Changed 4 years ago by admin

(0026940)
SURFnet - Frans (manager)
2009-05-12 11:07

Zou in FFMPEG ondersteund moeten zijn:

 http://www.ffmpeg.org/Changelog []
(0026853)
SURFnet - Frans (manager)
2009-03-30 16:47

Wachten op betere FFMPEG. Issue naar x.x geparkeerd.

(0026763)
klop01 (manager)
2009-03-13 14:36

Dit zijn videos met een unknown audio codec in de input. Unsupported windows media professional. Wordt niet ondersteund door ffmpeg.

(0026499)
klop01 (manager)
2009-01-20 14:25

1 uur voor de test en analyse.

(0026196)
SURFnet - Frans (manager)
2008-12-17 15:27

HDTV test collectie:

 http://beheer.acceptatie.vpx.kennisnet.nl/vpx/vpx_beheer_mm/collection/731 []

Bijv.
 http://beheer.acceptatie.vpx.kennisnet.nl/vpx/vpx_beheer_mm/asset/2H6h9B1RL3T5KRqkmRAGd8z4 []

 http://beheer.acceptatie.vpx.kennisnet.nl/vpx/vpx_beheer_mm/asset/TazxbIBcVElfYaiY02vIw9XY []
(0026159)
klop01 (manager)
2008-12-15 16:19

standaard repository van microsoft, meegekomen met svp. iets met "hd collectie"

(0026082)
klop01 (manager)
2008-12-08 11:52

Wij zien geen problemen met dit formaat, het kan zijn dat dit met de 1.3 ffmpeg update opgelost is. Hebben jullie voor ons een mediafile-id waar dit wordt geconstateerd?

Changed 4 years ago by MC-arjen

  • status changed from new to closed
  • resolution set to wontfix
  • accepted set to 0
  • component set to Core

Het probleem is hier WMA3 decoding (aka WMA pro). Support
hiervoor zit nog niet in ffmpeg, een build van 0.5 bewijst dit.

However, good news: er is een actief onderhouden patch - met dank aan de
Google SoC - die de support voor WMA3 decoding implementeert. De
verwachting is dat deze snel in de trunk opgenomen zal worden.

Het is een redelijke verwachting dat dit in ffmpeg 0.6 geimplementeerd zal zijn.

Changed 4 years ago by Michiel.Schok

  • related_to set to none

My guess is that this issue shouldn't be closed, but rather forwarded to another milestone as we are waiting for ffmpeg 0.6?

Changed 4 years ago by Michiel.Schok

  • status changed from closed to reopened
  • resolution wontfix deleted

Changed 4 years ago by Frans

  • milestone changed from MediaMosa 1.6 to MediaMosa 1.7

Changed 3 years ago by Frans

  • milestone changed from MediaMosa 1.7 to MediaMosa 2.1

Moved to MediaMosa 2.1

Changed 3 years ago by Frans

  • summary changed from 0016461: 4 [Transcode] Geen preview bij HD vc1 wmv codec materiaal to [Transcode] No preview with HD vc1 wmv codec

Changed 3 years ago by Frans

  • moscow set to Must Have
  • milestone changed from MediaMosa 2.1 to MediaMosa X.X

Back to x.x again and wait for a better FFMPEG

Changed 2 years ago by Frans

  • milestone changed from MediaMosa X.X to MediaMosa 2.4

Should be tested with the next release incl. a fresh rebuild FFMPEG transcoding toolset

Changed 2 years ago by forgacs

  • owner set to forgacs
  • status changed from reopened to assigned

Changed 2 years ago by forgacs

Example WMA Pro file

Changed 2 years ago by forgacs

  • owner changed from forgacs to arjen

Arjen, I have attached an example file.

Changed 2 years ago by MC-arjen

De rebuild of the transcoding toolset should also include a newer version of MP4Box , since wowza seems to have a problem with playing audio of hinted m4v files. tests are needed.

Changed 2 years ago by Frans

Will be fixed soon.

Changed 23 months ago by forgacs

  • owner changed from arjen to forgacs

Changed 23 months ago by forgacs

  • owner changed from forgacs to Frans

Frans, The new transcoding toolset is ready. Have you a mediafile_id for us for testing?

Changed 23 months ago by forgacs

The transcoding toolset will be updated on staging and acceptation soon.
 http://vpcore.trac.madcap.nl/ticket/246

PS. The update doesn't have new MP4Box version, because the latest version still 0.4.5. If the new version arrives, then we will make an another toolset.

Changed 22 months ago by forgacs

  • status changed from assigned to closed
  • resolution set to fixed

Changed 22 months ago by Frans

  • status changed from closed to reopened
  • resolution fixed deleted

Changed 22 months ago by Frans

  • milestone changed from MediaMosa 3.0 to MediaMosa X.X

The new transcoding toolset did'n solve this problem. We have to wait for a more mature FFMPEG version. Postponed until further notice and moved to MediaMosa X.X

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