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X-Video Bitstream Acceleration (XvBA), designed by AMD Graphics for its Radeon GPU and Fusion APU, is an arbitrary extension of the X video extension (Xv) for the X Window System on Linux operating-systems. XvBA API allows video programs to offload portions of the video decoding process to the GPU video-hardware. Currently, the portions designed to be offloaded by XvBA onto the GPU are currently motion compensation (MC) and inverse discrete cosine transform (IDCT), and variable-length decoding (VLD) for MPEG-2, MPEG-4 ASP (MPEG-4 Part 2, including Xvid, and older DivX and Nero Digital), MPEG-4 AVC (H.264), WMV3, and VC-1 encoded video.

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  • X-Video Bitstream Acceleration (XvBA) ist eine proprietäre Programmierschnittstelle für Radeon Grafikkarten des Herstellers AMD, über die das Dekodieren von Videoströmen und Nachbearbeiten des dekodierten Materials auf Linux-basierten Betriebssystemen von der CPU größtenteils auf die Grafikkarte verlagert werden kann (Hardwarebeschleunigung). Durch XvBA soll ermöglicht werden, folgende Berechnungen an die Grafikkarte auszulagern:Bewegungskompensation, inverse diskrete Kosinustransformation und das bei den Videoformaten MPEG-2, MPEG-4 AVC (H.264) und VC-1, für AVC und VC-1 darüber hinaus das Deblocking. Seit November 2009 unterstützt ein proprietärer Treiber namens xvba-video Software mit Unterstützung für dabei, über XvBA Hardwarebeschleunigung von AMD-Grafikkarten der Radeon-Serie auszulagern. (de)
  • X-Video Bitstream Acceleration (XvBA), designed by AMD Graphics for its Radeon GPU and Fusion APU, is an arbitrary extension of the X video extension (Xv) for the X Window System on Linux operating-systems. XvBA API allows video programs to offload portions of the video decoding process to the GPU video-hardware. Currently, the portions designed to be offloaded by XvBA onto the GPU are currently motion compensation (MC) and inverse discrete cosine transform (IDCT), and variable-length decoding (VLD) for MPEG-2, MPEG-4 ASP (MPEG-4 Part 2, including Xvid, and older DivX and Nero Digital), MPEG-4 AVC (H.264), WMV3, and VC-1 encoded video. XvBA is a direct competitor to NVIDIA's Video Decode and Presentation API for Unix (VDPAU) and Intel's Video Acceleration API (VA API). In November 2009 an XvBA backend for Video Acceleration API (VA API) was released, which means any software that supports VA API will also support XvBA. On 24 February 2011, an official XvBA SDK (Software Development Kit) was publicly released alongside a suite of open source tools by AMD. (en)
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  • X-Video Bitstream Acceleration (XvBA) ist eine proprietäre Programmierschnittstelle für Radeon Grafikkarten des Herstellers AMD, über die das Dekodieren von Videoströmen und Nachbearbeiten des dekodierten Materials auf Linux-basierten Betriebssystemen von der CPU größtenteils auf die Grafikkarte verlagert werden kann (Hardwarebeschleunigung). Seit November 2009 unterstützt ein proprietärer Treiber namens xvba-video Software mit Unterstützung für dabei, über XvBA Hardwarebeschleunigung von AMD-Grafikkarten der Radeon-Serie auszulagern. (de)
  • X-Video Bitstream Acceleration (XvBA), designed by AMD Graphics for its Radeon GPU and Fusion APU, is an arbitrary extension of the X video extension (Xv) for the X Window System on Linux operating-systems. XvBA API allows video programs to offload portions of the video decoding process to the GPU video-hardware. Currently, the portions designed to be offloaded by XvBA onto the GPU are currently motion compensation (MC) and inverse discrete cosine transform (IDCT), and variable-length decoding (VLD) for MPEG-2, MPEG-4 ASP (MPEG-4 Part 2, including Xvid, and older DivX and Nero Digital), MPEG-4 AVC (H.264), WMV3, and VC-1 encoded video. (en)
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  • X-Video Bitstream Acceleration (de)
  • X-Video Bitstream Acceleration (en)
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