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Unified Video Decoder
part 2/4 Β· 10.7 KB total
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UVD 3
UVD 3.0 unterstΓΌtzt zusΓ€tzlich zu den Funktionen aus den vorherigen Generationen DivX und Xvid via MPEG-4 Teil 2 Decoding und Blu-ray 3D via Multiview Video Coding (120 Hz-Stereo-3D-UnterstΓΌtzung), sowie Verbesserungen an der MPEG2-Wiedergabe.
ZusΓ€tzlich wurde in den GPUs der Southern-Islands-Generation mit Graphics Core Next 1.0-Architektur (z. B. die Radeon HD7700-, 7800- und 7900-Versionen und die Radeon R7 250X-, R9 270/270X-, R9 280/280X-Versionen) sowie in den Piledriver-basierten Trinity- (Ax - 5xxx, bspw. A10-5800K) und Richland-APUs die Video Coding Engine (VCE) 1.0 integriert, die auch das Hardware-unterstΓΌtzte Enkodieren von Videos in bestimmte Formate, i. d. F. in H.264/MPEG-4 AVC unterstΓΌtzt.cite-ref-uvd3-whitepaper-2-0[2]
EingefΓΌhrt wurde VCE 1.0 am 22. Dezember 2011 mit der Tahiti-GPU der Radeon HD 7970.cite-ref-3[3]cite-ref-4[4]
UVD 3.0: Palm (Wrestler/Ontario), Sumo (Llano), Sumo2 (Llano), Barts, Turks, Caicos, (+ MPEG2: Ja, MPEG4: Ja)
UVD 3.1: Cayman, Aruba (Trinity/Richland), Cape Verde, Pitcairn, Tahiti, Oland, (+ VCE 1.0 fΓΌr GCN 1)
UVD 4
Mit dem UVD 4.0 wurde die Fehlertoleranz bei der H.264-Dekodierung verbessert. Diese Version wird unter anderem in den APUs der Steamroller-Generation (Kaveri) und bei Grafikkarten der AMD-Radeon-R200-Serie ab Graphics Core Next 2 der Volcanic-Islands-Generation (z. B. Bonaire- und Hawaii-GPUs) eingesetzt.cite-ref-tweakpcjanuar2014-5-0[5] Die verbesserte VCE 2.0 ist dort ebenfalls beigefΓΌgt und liefert qualitativ hochwertigere Resultate bei der Enkodierung.
UVD 4.2: Kaveri, Kabini, Mullins, Bonaire, Hawaii (+ VCE 2.0 fΓΌr GCN 2)
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