[streets]

Les codecs vidéo DivX (qu'on ne présente plus) viennent de sortir en version 6.1 chez DivX, Inc. (anciennement DivX Networks). Ce qui change :

• Optimisations pour les processeurs simple core qui accélèrent l'encodage de 14 à 80%.
• Optimisations pour les processeurs Dual Core, HyperThreading et pour les systèmes multiprocesseurs qui accélèrent l'encodage jusqu'à 250 % (Dual Core + HT).
• Nouveau mode d'encodage haute qualité.
• Le mode DivX HD autorise un bitrate maximal de 6 Mbps.
• Corrections de bugs.
• Meilleur support du MPEG4.

Le lecteur DivX Player profite aussi des nouveautés suivantes :

• Gestionnaire de téléchargements permettant de télécharger plusieurs vidéos en même temps et de les lire progressivement.
• Fonction pour graver les fichiers DivX directement depuis le lecteur.
• Gestionnaire de médias pour organiser sa vidéothèque DivX.

Changelog Divx 6.1
 
New:
- Full support for single CPU, HyperThreaded (HT), dual CPU (SMP) and dual core processors. Encoding performance is improved up to 180% for HT CPUs and up to 250% for Dual Core + HT.
- Mutlithreading is enabled in the DivX decoder for DirectShow when the option to 'Reduce CPU spikes using one frame delay' is enabled and post-processing is applied.
- Optimizations have been added for processors supporting SSE2 extensions.
- A new "High Performance" encoding mode has been added.
- A new "1-Pass Target Quantizer" mode has been added.
- The codec now includes a Lanczos resize filter for very sharp resizing.
- The Feedback Window now displays VBV level and has variable axis for PSNR plots.
- The Feedback Window now contains controls for changing VBV bitrate, performance mode and psychovisual enhancement in real time during encoding.
- DivX High Definition profile now permits average bitrates of up to 6 Mbps.
- MPEG quantization has been improved.
- Brightness, contrast, and saturation controls are now respected by the DivX decoder for DirectShow.
- The DivX decoder for DirectShow now respects the option to "Output YUV 4:2:0 when supported."
- It is now possible to exclude the Settings Manager by using RegEdit to add the process name to the list under: HKLM\Software\DivXNetworks\DivX\SMExclusions.

Changed:
- The performance of "Extreme Quality" and "Insane Quality" modes has been improved.
- "Fastest" mode now achieves better compression and produces video compliant with certified encoding profiles.
- Quarter-pixel motion estimation has been enhanced for performance and is now available in all modes from "Balanced" through "Insane quality" when "Unconstrained profile" is selected.
- Item descriptions in the encoder GUI have been improved for all languages.
- Generic MPEG-4 playback support has been improved.

Télécharger le pack DivX Play 6.1 (codecs DivX 6.1 et lecteur DivX Player 6.0) pour Windows (10,9 Mo)
Télécharger le pack DivX Create 6.1 (convertisseur DivX 6.0.3, codecs DivX Pro 6.1 et lecteur DivX Player 6.0) pour Windows (12,5 Mo)
Télécharger les codecs DivX 6 (convertisseur DivX, codecs DivX et support de lecture DivX) pour Mac (4,64 Mo)

Source : DivX labs