Digital audio/video playback system capable of controlling audio and video playback speed

A digital audio/video playback system, which is capable of controlling audio and video playback speed, is configured for decoding a digital audio/video signal and then outputting such signal. The system comprises a loader, a parser, a video decoder, an audio decoder and a playback speed controller....

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Hauptverfasser: TSAI, HSI-JUNG, TSENG, CHUNG-HAO, HUANG, TZUUAN, SHIH, HAO-HUAN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:A digital audio/video playback system, which is capable of controlling audio and video playback speed, is configured for decoding a digital audio/video signal and then outputting such signal. The system comprises a loader, a parser, a video decoder, an audio decoder and a playback speed controller. The loader is used for receiving the digital audio/video signals. The parser is used for resolving the digital audio/video signals to a video bitstream and an audio bitstream. The video decoder and the audio decoder decode the video bitstream and the audio bitstream, respectively. The playback speed controller adjusts the audio frequency of the decoded audio based on a specified speed, and controls the decoded video/audio to playback at the specified speed.