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1、圖像與視頻壓縮技術(shù)講義圖像與視頻壓縮技術(shù)講義圖像與視頻壓縮技術(shù)講義汪國有汪國有汪國有圖像識別與人工智能研究所圖像識別與人工智能研究所圖像識別與人工智能研究所33.2.33.2.33.2.3變換編碼變換編碼變換編碼..................................................................................................................

2、373.2.3.1變換編碼的基本原理........................................................................................373.2.3.2最佳正交變換KLT變換..............................................................................373.2.3.3次最佳正交變換

3、DCT變換..........................................................................383.2.3.4DWT變換.......................................................................................................413.2.43.2.43.2.4量化編碼量化編

4、碼量化編碼..................................................................................................................433.2.53.2.53.2.5掃描變換掃描變換掃描變換........................................................................

5、..........................................443.2.53.2.53.2.5模型編碼模型編碼模型編碼..................................................................................................................44第四章圖像與視頻數(shù)據(jù)壓縮編碼標(biāo)準(zhǔn).................

6、...........................................................................454.1JPEG靜態(tài)圖像壓縮編碼標(biāo)準(zhǔn)........................................................................................454.1.1JPEG文件段格式和段標(biāo)記..................

7、.......................................................................454.1.2JPEG壓縮原理........................................................................................................504.1.2.1離散余弦變換快速算法...........

8、........................................................................514.1.2.2DCT系數(shù)的ZigZag重排列.............................................................................514.1.2.3JPEG的變換系數(shù)量化...........................

9、...........................................................514.1.2.4變換系數(shù)編碼方法...........................................................................................524.1.2.5變換系數(shù)霍夫曼編碼方法.................................

10、..............................................534.2小波圖像壓縮算法...........................................................................................................574.2.1EZW圖像壓縮算法......................................

11、.........................................................574.2.1.1離散小波變換(DWT)與圖像壓縮..............................................................574.2.1.2嵌入式編碼(EmbeddedCoding)..............................................

12、...................594.2.1.3小波系數(shù)零樹編碼...........................................................................................604.2.1.4逐次逼近量化..............................................................................

13、.....................614.2.1.5EZW算法編碼例子..........................................................................................644.2.2SPIHT圖像壓縮算法.........................................................................

14、...................664.2.2.1SPIHT算法中一些符合定義............................................................................674.2.2.2漸進(jìn)式圖像傳輸......................................................................................

15、.........674.2.2.3顯著系數(shù)傳輸...................................................................................................684.2.2.4集合分裂分類算法................................................................................

16、...........694.2.2.5SPIHT編碼算法................................................................................................704.2.2.6SPIHT算法編碼的例子..........................................................................

17、..........724.2.2.7SPIHT算法改進(jìn)措施改進(jìn)措施改進(jìn)措施........................................................................................744.3動態(tài)圖像壓縮編碼標(biāo)準(zhǔn)...............................................................................

18、...................754.3.1MPEG1標(biāo)準(zhǔn)...........................................................................................................754.3.2MPEG2標(biāo)準(zhǔn)..................................................................

19、.........................................754.3.3MPEG4標(biāo)準(zhǔn)H.264..............................................................................................754.3.3.1視頻數(shù)據(jù)語法...................................................

20、................................................754.3.3.2視頻數(shù)據(jù)流的句法.........................................................................................1024.3.3.3視頻解碼過程..................................................

21、...............................................1024.3.4AVS視頻標(biāo)準(zhǔn).......................................................................................................105第五章壓縮編碼硬件及軟件系統(tǒng)結(jié)構(gòu)....................................

22、......................................................1065.1計算與處理硬件系統(tǒng).........................................................................................................1065.2圖像與視頻捕獲硬件...............................

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