digital video decoder 中文意思是什麼
digital video decoder
解釋
數字視頻解碼器-
The field of video signal processing is now undergoing a digital reform. the digital processing technique is clearly expatiated in this paper, such as a / d convert, anti - alias filter, clamp control, gain control, pll, synchronization circuit, color decoder, comb filters
本文詳細敘述了視頻圖像的數字處理方法,重點介紹了視頻信號數字化技術、抗混疊濾波器、箝位、增益控制、鎖相技術、同步時鐘產生、電視信號亮色分離、彩色解碼等技術,這些關鍵技術為視頻信號的數字化處理提供了重要的基礎。 -
Dvb / mpeg - 2 transport stream multiplexer / demultiplex takes an important role in digital video broadcasting system. it can combine several transport streams from source encoder into a single transport stream to transport channel, or demultiplex trasnsport stream into one program sorce to source decoder. its performance has a great influence on the program transmission ability of hdtv system and the decoding quality of decoder in hdtv receiver. mpeg - 2 system multiplexer signalized video, audio, host data and so on to fixed length packet type for making transport stream
Dvb mpeg - 2傳送流復用解復用是數字電視廣播系統中的重要組成部分之一,它將從信源編碼器輸出的多路節目源復用成一路傳輸流送入傳輸通道,或者從通道中包含多路節目源的一路傳輸流中解復用出一路節目送到解碼器解碼。 -
Common interface specification for conditional access and other digital video broadcasting decoder applications ; german version en 50221 : 1997 corrigendum : 2000
有條件存取和其它數字電視廣播譯碼器用共用介面規范 -
Compared with analog video decoder, digital video decoder has advantage of smaller area and higher quality, and offers better source for video processor
數字視頻解碼器給視頻處理電路提供了高質量的數字信號源,相比模擬解碼器,具有面積小、質量高的優點。 -
Common interface specification for conditional access and other digital video broadcasting decoder applications
條件存取和其它數字視頻廣播譯碼器用通用介面規范 -
In recent years, our company has launched many kinds of products in succession such as video capture card, embedded digital video recorder and decoder
2003年公司又推出多款新產品,如:工控式硬盤錄像機,嵌入式硬盤錄像機,雲臺,解碼器,紅外燈等。 -
According to theories of television and the video format of itu601 and itu656, the itu656 decoder and digital video decoder were designed
依據電視技術的基本原理及itu601 、 itu656標準的視頻格式,完成了itu656解碼電路和數字視頻解碼電路的設計。 -
The main contents of the paper are : i the relationship of the accurateness of calculation, complexity of calculation and hardware resources of the 5 - 3 dwt ; ii the basic theory of pci data transmission the controlling of the host to client and the data exchanging ; iii configuration of the video decoder saa7114h to implement the transformation of the analog to the digital image ; iv image acquisition, compression and transmission from the host to the acquisition board by the component of field programmable gate array ( fpga ), digital signal processor ( dsp ) with the controller of pci and video decoder saa7114h
Pci的數據傳輸原理,外部主機如何控制從屬設備以及如何進行數據交換。配置視頻解碼器saa7114h ,實現模擬ccd攝像頭模擬數據到數字數據的轉換,實現採集的功能。用fpga 、 saa7114h和集成pci介面的dsp實現圖像的採集、壓縮以及從採集板到主機的傳輸。 -
The application of hardware decoding circuit is widely, because it not only can be used on computer, but also can be used on consumer equipment like digital - tv and dvd - player. the avs and h. 264 standards and the architecture of digital video decoder chip are investigated in the thesis, and a high - definition multi - mode decoder soc chip is proposed. the chip can support avs level 4. 0 / 6. 0 and h. 264 main profile level 4. 0
本文在研究了avs和h . 264視頻編碼標準和數字視頻解碼晶元系統結構的基礎上,設計了同時支持avs和h . 264的高清解碼soc晶元,能夠對avslevel4 . 0 / 6 . 0和h . 264mainprofilelevel4 . 0的高清晰度視頻碼流實時解碼。 -
A transcoder for transcoding digital video signals includes a decoder and an encoder
一種轉換編碼器,用以轉換編碼數位視訊,並包含一個解碼器及一個編碼器。 -
Second, this dissertation implements separately a mpeg - 2 video decoder and a dolby ac - 3 digital audio decoder based on software mode, and gives a audio & video synchronization algorithm based on audio - clock - benchmark in mpeg - 2 system decoder, whose feasibility and practicability have been proved by experimenting. it is an all - purpose algorithm, which can perform different decoder according to mpeg - 1 or mpeg - 2 system models, and can also be used for reference to the implementation of other multiplex stream decoders
然後,論文實現了基於軟體方式的mpeg - 2標準視頻及ac - 3格式壓縮音頻的實時解碼與回放,並依據mpeg - 2系統解碼模型實現了一種基於音頻基準時鐘的mpeg解碼器的視音頻同步演算法,實驗證明該演算法可行、實用、通用性好,對符合mpeg - 1或mpeg - 2系統標準的視音頻解碼器均具適用性。
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