YUV RGB互转公式 [Y,U,V]T= M[R,G,B]T其中 M = 0.2627 0.6780 0.0593 , -0.1396 -0.3604 0.5000, 0.5000 -0.4598 -0.0402 [R,G,B]T= M[Y,U,V]T其中 M = 1.0000 -0.0000 1.4746 1.0000 -0.1645 -0.5713 1.0000 1.8814 -0.0001 YCbCr(tv range) RGB互转公式 [Y,U,V,1]T= M[R,G,B,1...
说明:为了方便查看转换后的结果,在实现过程中,是BGR24格式代替RGB24格式,其转换过程是不变。 1.基本实现 按照YUV与RGB的变换公式,逐像素访问Y、U、V分量的值,并转换成RGB。 boolYV12ToBGR24_Native(unsignedchar* pYUV,unsignedchar* pBGR24,intwidth,intheight) {if(width <1|| height <1|| pYUV == ...
本文我们会介绍最近为 CameraX ImageAnalysis 带来的新功能，支持从 YUV 到 RGB 的转换，我们会介绍一些...
# 定义RGB图像数据rgb_data=bytearray()# 遍历每个像素foriinrange(0,y_size,2):# 获取YUV值y1=y_data[i]y2=y_data[i+1]u=u_data[i//2]v=v_data[i//2]# 转换为RGB值r1=y1+1.402*(v-128)g1=y1-0.344136*(u-128)-0.714136*(v-128)b1=y1+1.772*(u-128)r2=y2+1.402*(v-128)g2=y...
按照YUV与RGB的变换公式,逐像素访问Y、U、V分量的值,并转换成RGB。 按Ctrl+C 复制代码 AI检测代码解析 bool YV12ToBGR24_Native(unsigned char* pYUV,unsigned char* pBGR24,int width,int height) { if (width < 1 || height < 1 || pYUV == NULL || pBGR24 == NULL) ...
inline unsigned charClampToByte(int Value){if(Value<0)return0;elseif(Value>255)return255;elsereturn(unsigned char)Value;//return ((Value | ((signed int)(255 - Value) >> 31)) & ~((signed int)Value >> 31));}voidRGB2YUV_1(unsigned char*RGB,unsigned char*Y,unsigned char*U,unsigned...
precisionmediumpfloat;uniformsampler2DtextureY;uniformsampler2DtextureU;uniformsampler2DtextureV;varyingvec2vs_fs_textureCoord;constmat4YUV_TO_RGB_MATRIX=mat4(1.1643835616,0,1.7927410714,-0.9729450750,1.1643835616,-0.2132486143,-0.5329093286,0.3014826655,1.1643835616,2.1124017857,0,-1.1334022179,0,0,0,1);void...
tmpr=*y + RGBYUV1402[*v]; tmpg=*y - RGBYUV0344[*u] - RGBYUV0714[*v]; tmpb=*y + RGBYUV1772[*u]; //To prevent overflow tmpr=tmpr>255?255:(tmpr<0?0:tmpr); tmpg=tmpg>255?255:(tmpg<0?0:tmpg); tmpb=tmpb>255?255:(tmpb<0?0:tmpb); ...
参考链接:https://blog.csdn.net/Kennethdroid/article/details/133244034 参考链接:https://stackoverflow.com/questions/17892346/how-to-convert-rgb-yuv-rgb-both-ways 参考链接:https://registry.khronos.org/OpenGL/extensions/EXT/EXT_YUV_target.txt — END — 进技术交流群,扫码添加我的微信:Byte-Flow...
<!DOCTYPE html> RGBToYUV420 将RGB图像转换成采样为4:2:0的YUV图像,即每4个Y共用一组UV分量。 函数接口声明如下: 对像素阶数据的操作:HmppResult HMPPI_RGBToYUV420_8u_C3P3R(const uint8_t *src, int32_t srcStep, uint8_t *dst[3], int32_t dstStep, Hmpp