Finds the next occurrence of the NAL start code from a given index. @param data The data in which to search. @param index The first index to test. @r

Returns true if this is a color format that this test code understands (i.e. we know how to read and generate frames in this format).

Use this factory method to create a new instance of this fragment using the provided parameters. @param uri Parameter 1. @return A new instance of fr

Reads the next four bytes as an signed value in little endian order.

旋转2个字节为单位的矩阵 @param data 要旋转的矩阵 @param offset 偏移量 @param width 宽度 @param height 高度 @param degree 旋转度数

Returns a color format that is supported by the codec and by this test code. If no match is found, this throws a test failure -- the set of formats k

@param progress -50~50，-50表示最左边，50表示最右边，0表示中间

提示升级对话框

0 NULL, 1 yuv_to_yvu, 2 yuv_to_yuvuv, 3 yuv_to_yvuvu, 4 yuvuv_to_yuv, 5 yuvuv_to_yvu, 6 yuvuv_to_yvuvu, @param data @param width @param height @param

Convert camera sample to I420 with cropping, rotation and vertical flip. @param src @param dst @param width @param height @param mode 0:420,1:YV12,

Convert camera sample to I420 with cropping, rotation and vertical flip. @param src @param dst @param width @param height @param cropX "crop_x"

创建SDK对象 @param context 上下文对象 @param surface 显示视频用的surface

I420压缩. @param src @param dst @param width @param height @param dstWidth @param dstHeight @param mode 0:Point sample; Fastest.<p>1:Filter horizo

Creates a new instance that initially has no backing data.

Creates a new instance that initially has no backing data.