GY is set on the line that has "GY =" but not used on the right-hand side of the equation anywhere after that. There is no code that says, for example, "B = GY + Y".
Yusuf Saib Android ·T· · ·Mobile· stick together The views, opinions and statements in this email are those of the author solely in their individual capacity, and do not necessarily represent those of T-Mobile USA, Inc. On Sep 15, 1:24 am, eldo <[email protected]> wrote: > Hi all , > could someone help me with the below given code snippet.awarning > persists in my application saying that vriable GY is never read . This > warning results in an incorrect output . Could someone help me know if > there is a change in the calculations to be done . > > int RY, GY, BY, RYY, GYY, BYY, R, G, B, Y; > double angle = (3.14159d * (double)deg) / 180.0d; > int S = (int)(256.0d * Math.sin(angle)); > int C = (int)(256.0d * Math.cos(angle)); > > for (int y = 0; y < pich; y++) > for (int x = 0; x < picw; x++) > { > int index = y * picw + x; > int r = (pix[index] >> 16) & 0xff; > int g = (pix[index] >> 8) & 0xff; > int b = pix[index] & 0xff; > RY = (70 * r - 59 * g - 11 * b) / 100; > GY = (-30 * r + 41 * g - 11 * b) / 100; > BY = (-30 * r - 59 * g + 89 * b) / 100; > Y = (30 * r + 59 * g + 11 * b) / 100; > RYY = (S * BY + C * RY) / 256; > BYY = (C * BY - S * RY ) / 256; > GYY = (-51 * RYY - 19 * BYY) / 100; > R = Y + RYY; > R = (R < 0) ? 0 : ((R > 255) ? 255 : R); > G = Y + GYY; > G = (G < 0) ? 0 : ((G > 255) ? 255 : G); > B = Y + BYY; > B = (B < 0) ? 0 : ((B > 255) ? 255 : B); > pix[index] = 0xff000000 | (R << 16) | (G << 8) | B; > } > > how can i get rid of the warning GY unread variable --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Android Beginners" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-beginners?hl=en -~----------~----~----~----~------~----~------~--~---
