前提:使用GPUImage 来做一些功能,代码全部正常使用
操作:
由于接入其他SDK的需求,需要在 other linker flags 加入 -ObjC,一加这个标记之后就出现了类似如下的错误
duplicate symbol '_kGPUImageYUVVideoRangeConversionForLAFragmentShaderString' in:
/Users/zcx/Library/Developer/Xcode/DerivedData/afztteztsopausbgbmbbdkirheyw/Build/Intermediates.noindex/证件水印.build/Debug-iphoneos/证件水印.build/Objects-normal/arm64/GPUImageColorConversion.o
/Users/zcx/personal/iOS/code/newStart/zhengjianshuiyin/3rd/libGPUImage.a(GPUImageColorConversion.o)
duplicate symbol '_kGPUImageYUVFullRangeConversionForLAFragmentShaderString' in:
/Users/zcx/Library/Developer/Xcode/DerivedData/afztteztsopausbgbmbbdkirheyw/Build/Intermediates.noindex/证件水印.build/Debug-iphoneos/证件水印.build/Objects-normal/arm64/GPUImageColorConversion.o
/Users/zcx/personal/iOS/code/newStart/zhengjianshuiyin/3rd/libGPUImage.a(GPUImageColorConversion.o)
duplicate symbol '_kColorConversion601FullRange' in:
/Users/zcx/Library/Developer/Xcode/DerivedData/afztteztsopausbgbmbbdkirheyw/Build/Intermediates.noindex/证件水印.build/Debug-iphoneos/证件水印.build/Objects-normal/arm64/GPUImageColorConversion.o
/Users/zcx/personal/iOS/code/newStart/zhengjianshuiyin/3rd/libGPUImage.a(GPUImageColorConversion.o)
duplicate symbol '_kColorConversion709' in:
/Users/zcx/Library/Developer/Xcode/DerivedData/afztteztsopausbgbmbbdkirheyw/Build/Intermediates.noindex/证件水印.build/Debug-iphoneos/证件水印.build/Objects-normal/arm64/GPUImageColorConversion.o
/Users/zcx/personal/iOS/code/newStart/zhengjianshuiyin/3rd/libGPUImage.a(GPUImageColorConversion.o)
duplicate symbol '_kColorConversion601' in:
/Users/zcx/Library/Developer/Xcode/DerivedData/证件水印-afztteztsopausbgbmbbdkirheyw/Build/Intermediates.noindex/证件水印.build/Debug-iphoneos/证件水印.build/Objects-normal/arm64/GPUImageColorConversion.o
/Users/zcx/personal/iOS/code/newStart/zhengjianshuiyin/证件水印/3rd/libGPUImage.a(GPUImageColorConversion.o)
ld: 1240 duplicate symbols for architecture arm64
clang: error: linker command failed with exit code 1 (use -v to see invocation)