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void encodeYUV420SP_CPU(unsigned char *__restrict__ yuv420sp, unsigned char *__restrict__ argb, int width, int height) { int frameSize = width * height; int yIndex = 0; int uvIndex = frameSize; for (int j = 0; j < height; j++) { for (int i = 0; i < width; i++) ...
在调试ie8兼容性的问题时,发现ie8不支持rgba。 关于rgba(),即为颜色设置的方法函数,rgb代表颜色,a代表透明度。 如rgba(0,0,0,0.1)表示透明值为0.1的黑色。 如上,是一个红色透明的正方形的方块,但在ie8中不能正常显示,只能显示成一个透明的模块,也就是看不见了。 这时就需要使用ie的filter来解决rgba的...
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0 1 red green blue alpha red (1 byte):An unsigned integer that specifies the relative intensity of red. green (1 byte):An unsigned integer that specifies the relative intensity of green. blue (1 byte):An unsigned integer that specifies the relative intensity of blue. ...
2.5.246 SqRef 2.5.247 SqRefU 2.5.248 Stxp 2.5.249 StyleXF 2.5.250 SXAddl_SXDEnd 2.5.251 SXAddl_SXDVerUpdInv 2.5.252 SXAddl_SXString 2.5.253 SXAddlHdr 2.5.254 SXAxis 2.5.255 SXEZDoper 2.5.256 SxFT 2.5.257 SxIvdCol
在调试ie8兼容性的问题时,发现ie8不支持rgba。 关于rgba(),即为颜色设置的方法函数,rgb代表颜色,a代表透明度。 如rgba(0,0,0,0.1)表示透明值为0.1的黑色。 如上,是一个红色透明的正方形的方块,但在ie8中不能正常显示,只能显示成一个透明的模块,也就是看不见了。 这时就需要使用ie的filter来解决rgba的...
CGRect rect = CGRectMake(0, 0, width, height); // Draw image into the context to get the raw image data CGContextDrawImage(context, rect, imageRef); // Get a pointer to the data unsigned char *bitmapData = (unsigned char *)CGBitmapContextGetData(context); ...
2.5.246 SqRef 2.5.247 SqRefU 2.5.248 Stxp 2.5.249 StyleXF 2.5.250 SXAddl_SXDEnd 2.5.251 SXAddl_SXDVerUpdInv 2.5.252 SXAddl_SXString 2.5.253 SXAddlHdr 2.5.254 SXAxis 2.5.255 SXEZDoper 2.5.256 SxFT 2.5.257 SxIvdCol 2.5.258 SxIvdRw 2.5.259 SXLIItem 2.5.260 SXPI_Item...