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Running pip3 install etcpack on Ubuntu 19.10 gives this result:
pip3 install etcpack
Collecting etcpack Using cached https://files.pythonhosted.org/packages/30/cf/4ec8995b200190de2332e5fe7deb1a3d8b59ec577d740d757fb2f849941e/etcpack-1.0.1.tar.gz Building wheels for collected packages: etcpack Running setup.py bdist_wheel for etcpack ... error Complete output from command /usr/bin/python3 -u -c "import setuptools, tokenize;__file__='/tmp/pip-install-9xi2kuyx/etcpack/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" bdist_wheel -d /tmp/pip-wheel-hz0v1wfh --python-tag cp37: running bdist_wheel running build running build_ext building 'etcpack' extension creating build creating build/temp.linux-x86_64-3.7 creating build/temp.linux-x86_64-3.7/etcpack creating build/temp.linux-x86_64-3.7/etcpack/source x86_64-linux-gnu-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -fwrapv -O2 -g -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -Ietcpack/source -I/usr/include/python3.7m -c etcpack.cpp -o build/temp.linux-x86_64-3.7/etcpack.o etcpack.cpp: In function ‘PyObject* __pyx_pw_7etcpack_11ETC2Decoder_3_unpack_etc(PyObject*, PyObject*, PyObject*)’: etcpack.cpp:4002:42: warning: ‘__pyx_v_newalphaimg’ may be used uninitialized in this function [-Wmaybe-uninitialized] 4002 | (__pyx_v_newalphaimg[__pyx_t_19]) = (__pyx_v_alphaimg[__pyx_t_18]); | ^ etcpack.cpp:1990:10: note: ‘__pyx_v_newalphaimg’ was declared here 1990 | uint8 *__pyx_v_newalphaimg; | ^~~~~~~~~~~~~~~~~~~ etcpack.cpp:4106:11: warning: ‘__pyx_v_alphaimg’ may be used uninitialized in this function [-Wmaybe-uninitialized] 4106 | free(__pyx_v_alphaimg); | ~~~~^~~~~~~~~~~~~~~~~~ etcpack.cpp:1987:10: note: ‘__pyx_v_alphaimg’ was declared here 1987 | uint8 *__pyx_v_alphaimg; | ^~~~~~~~~~~~~~~~ etcpack.cpp:2900:34: warning: ‘__pyx_v_alphaimg2’ may be used uninitialized in this function [-Wmaybe-uninitialized] 2900 | decompressBlockAlpha16bit(__pyx_v_alphablock, __pyx_v_alphaimg2, __pyx_v_width, __pyx_v_height, __pyx_t_7, __pyx_t_15); | ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ etcpack.cpp:1988:10: note: ‘__pyx_v_alphaimg2’ was declared here 1988 | uint8 *__pyx_v_alphaimg2; | ^~~~~~~~~~~~~~~~~ x86_64-linux-gnu-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -fwrapv -O2 -g -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -Ietcpack/source -I/usr/include/python3.7m -c etcpack/source/image.cxx -o build/temp.linux-x86_64-3.7/etcpack/source/image.o etcpack/source/image.cxx:54: warning: ignoring #pragma warning [-Wunknown-pragmas] 54 | #pragma warning(disable : 4996) | etcpack/source/image.cxx:56: warning: ignoring #pragma warning [-Wunknown-pragmas] 56 | #pragma warning(disable : 4244) | etcpack/source/image.cxx: In function ‘bool fReadPPM(char*, int&, int&, unsigned char*&, int)’: etcpack/source/image.cxx:121:20: warning: format ‘%s’ expects a matching ‘char*’ argument [-Wformat=] 121 | printf("Error: %s is not binary\n"); | ~^ | | | char* x86_64-linux-gnu-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -fwrapv -O2 -g -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -Ietcpack/source -I/usr/include/python3.7m -c etcpack/source/etcpack.cxx -o build/temp.linux-x86_64-3.7/etcpack/source/etcpack.o etcpack/source/etcpack.cxx:96: warning: ignoring #pragma warning [-Wunknown-pragmas] 96 | #pragma warning(disable : 4996) | etcpack/source/etcpack.cxx:98: warning: ignoring #pragma warning [-Wunknown-pragmas] 98 | #pragma warning(disable : 4244) | etcpack/source/etcpack.cxx:162:1: error: a storage class can only be specified for objects and functions 162 | static enum{PATTERN_H = 0, | ^~~~~~ etcpack/source/etcpack.cxx:165:1: error: a storage class can only be specified for objects and functions 165 | static enum{MODE_ETC1, MODE_THUMB_T, MODE_THUMB_H, MODE_PLANAR}; | ^~~~~~ etcpack/source/etcpack.cxx:205:1: error: a storage class can only be specified for objects and functions 205 | static enum{ETC1_RGB_NO_MIPMAPS,ETC2PACKAGE_RGB_NO_MIPMAPS,ETC2PACKAGE_RGBA_NO_MIPMAPS_OLD,ETC2PACKAGE_RGBA_NO_MIPMAPS,ETC2PACKAGE_RGBA1_NO_MIPMAPS,ETC2PACKAGE_R_NO_MIPMAPS,ETC2PACKAGE_RG_NO_MIPMAPS,ETC2PACKAGE_R_SIGNED_NO_MIPMAPS,ETC2PACKAGE_RG_SIGNED_NO_MIPMAPS,ETC2PACKAGE_sRGB_NO_MIPMAPS,ETC2PACKAGE_sRGBA_NO_MIPMAPS,ETC2PACKAGE_sRGBA1_NO_MIPMAPS}; | ^~~~~~ etcpack/source/etcpack.cxx:206:1: error: a storage class can only be specified for objects and functions 206 | static enum {MODE_COMPRESS, MODE_UNCOMPRESS, MODE_PSNR}; | ^~~~~~ etcpack/source/etcpack.cxx:207:1: error: a storage class can only be specified for objects and functions 207 | static enum {SPEED_SLOW, SPEED_FAST, SPEED_MEDIUM}; | ^~~~~~ etcpack/source/etcpack.cxx:208:1: error: a storage class can only be specified for objects and functions 208 | static enum {METRIC_PERCEPTUAL, METRIC_NONPERCEPTUAL}; | ^~~~~~ etcpack/source/etcpack.cxx:209:1: error: a storage class can only be specified for objects and functions 209 | static enum {CODEC_ETC, CODEC_ETC2}; | ^~~~~~ etcpack/source/etcpack.cxx:247:1: error: a storage class can only be specified for objects and functions 247 | static enum {GL_R=0x1903,GL_RG=0x8227,GL_RGB=0x1907,GL_RGBA=0x1908}; | ^~~~~~ etcpack/source/etcpack.cxx: In function ‘bool readSrcFile(char*, uint8*&, int&, int&, int&, int&)’: etcpack/source/etcpack.cxx:462:15: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 462 | if(fileExist("tmp.ppm")) | ^~~~~~~~~ etcpack/source/etcpack.cxx:473:10: warning: too many arguments for format [-Wformat-extra-args] 473 | printf("Copying source file to tmp.ppm\n", filename); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:494:14: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 494 | if(fReadPPM("tmp.ppm",w1,h1,img,bitrate)) | ^~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘bool readSrcFileNoExpand(char*, uint8*&, int&, int&)’: etcpack/source/etcpack.cxx:560:15: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 560 | if(fileExist("tmp.ppm")) | ^~~~~~~~~ etcpack/source/etcpack.cxx:572:10: warning: too many arguments for format [-Wformat-extra-args] 572 | printf("Copying source file to tmp.ppm\n", filename); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:590:14: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 590 | if(fReadPPM("tmp.ppm",w1,h1,img,8)) | ^~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void readArguments(int, char**, char*, char*)’: etcpack/source/etcpack.cxx:617:37: warning: format ‘%s’ expects a matching ‘char*’ argument [-Wformat=] 617 | printf("flag missing argument: %s!\n"); | ~^ | | | char* etcpack/source/etcpack.cxx: In function ‘void quantize444ColorCombined(float*, int*, uint8*)’: etcpack/source/etcpack.cxx:1578:8: warning: unused variable ‘min_error’ [-Wunused-variable] 1578 | float min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:1580:15: warning: unused variable ‘best_table’ [-Wunused-variable] 1580 | unsigned int best_table=0; | ^~~~~~~~~~ etcpack/source/etcpack.cxx:1581:15: warning: unused variable ‘best_index’ [-Wunused-variable] 1581 | unsigned int best_index=0; | ^~~~~~~~~~ etcpack/source/etcpack.cxx:1654:9: warning: unused variable ‘drh’ [-Wunused-variable] 1654 | float drh = red_high-red_average; | ^~~ etcpack/source/etcpack.cxx:1655:8: warning: unused variable ‘dgh’ [-Wunused-variable] 1655 | float dgh = green_high-green_average; | ^~~ etcpack/source/etcpack.cxx:1656:8: warning: unused variable ‘dbh’ [-Wunused-variable] 1656 | float dbh = blue_high-blue_average; | ^~~ etcpack/source/etcpack.cxx: In function ‘void quantize555ColorCombined(float*, int*, uint8*)’: etcpack/source/etcpack.cxx:1753:8: warning: unused variable ‘min_error’ [-Wunused-variable] 1753 | float min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:1755:15: warning: unused variable ‘best_table’ [-Wunused-variable] 1755 | unsigned int best_table=0; | ^~~~~~~~~~ etcpack/source/etcpack.cxx:1756:15: warning: unused variable ‘best_index’ [-Wunused-variable] 1756 | unsigned int best_index=0; | ^~~~~~~~~~ etcpack/source/etcpack.cxx:1829:9: warning: unused variable ‘drh’ [-Wunused-variable] 1829 | float drh = red_high-red_average; | ^~~ etcpack/source/etcpack.cxx:1830:8: warning: unused variable ‘dgh’ [-Wunused-variable] 1830 | float dgh = green_high-green_average; | ^~~ etcpack/source/etcpack.cxx:1831:8: warning: unused variable ‘dbh’ [-Wunused-variable] 1831 | float dbh = blue_high-blue_average; | ^~~ etcpack/source/etcpack.cxx: In function ‘void quantize444ColorCombinedPerceptual(float*, int*, uint8*)’: etcpack/source/etcpack.cxx:1908:8: warning: unused variable ‘min_error’ [-Wunused-variable] 1908 | float min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:1910:15: warning: unused variable ‘best_table’ [-Wunused-variable] 1910 | unsigned int best_table=0; | ^~~~~~~~~~ etcpack/source/etcpack.cxx:1911:15: warning: unused variable ‘best_index’ [-Wunused-variable] 1911 | unsigned int best_index=0; | ^~~~~~~~~~ etcpack/source/etcpack.cxx:1992:9: warning: unused variable ‘drh’ [-Wunused-variable] 1992 | float drh = red_high-red_average; | ^~~ etcpack/source/etcpack.cxx:1993:8: warning: unused variable ‘dgh’ [-Wunused-variable] 1993 | float dgh = green_high-green_average; | ^~~ etcpack/source/etcpack.cxx:1994:8: warning: unused variable ‘dbh’ [-Wunused-variable] 1994 | float dbh = blue_high-blue_average; | ^~~ etcpack/source/etcpack.cxx: In function ‘void quantize555ColorCombinedPerceptual(float*, int*, uint8*)’: etcpack/source/etcpack.cxx:2062:8: warning: unused variable ‘min_error’ [-Wunused-variable] 2062 | float min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:2064:15: warning: unused variable ‘best_table’ [-Wunused-variable] 2064 | unsigned int best_table=0; | ^~~~~~~~~~ etcpack/source/etcpack.cxx:2065:15: warning: unused variable ‘best_index’ [-Wunused-variable] 2065 | unsigned int best_index=0; | ^~~~~~~~~~ etcpack/source/etcpack.cxx:2146:9: warning: unused variable ‘drh’ [-Wunused-variable] 2146 | float drh = red_high-red_average; | ^~~ etcpack/source/etcpack.cxx:2147:8: warning: unused variable ‘dgh’ [-Wunused-variable] 2147 | float dgh = green_high-green_average; | ^~~ etcpack/source/etcpack.cxx:2148:8: warning: unused variable ‘dbh’ [-Wunused-variable] 2148 | float dbh = blue_high-blue_average; | ^~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockOnlyIndividualAveragePerceptual1000(uint8*, int, int, int, int, unsigned int&, unsigned int&, int*, int*, int&, unsigned int&, unsigned int&, unsigned int&, unsigned int&, int*, int*, int*, int*)’: etcpack/source/etcpack.cxx:2212:15: warning: unused variable ‘best_table_indices1’ [-Wunused-variable] 2212 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:2212:38: warning: unused variable ‘best_table_indices2’ [-Wunused-variable] 2212 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘int compressBlockOnlyIndividualAverage(uint8*, int, int, int, int, unsigned int&, unsigned int&, int*, int*, int&, unsigned int&, unsigned int&, unsigned int&, unsigned int&, int*, int*, int*, int*)’: etcpack/source/etcpack.cxx:2410:6: warning: unused variable ‘min_error’ [-Wunused-variable] 2410 | int min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:2411:15: warning: unused variable ‘best_table_indices1’ [-Wunused-variable] 2411 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:2411:38: warning: unused variable ‘best_table_indices2’ [-Wunused-variable] 2411 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void compressBlockDiffFlipAverage(uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:2611:6: warning: unused variable ‘min_error’ [-Wunused-variable] 2611 | int min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:2612:15: warning: unused variable ‘best_table_indices1’ [-Wunused-variable] 2612 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:2612:38: warning: unused variable ‘best_table_indices2’ [-Wunused-variable] 2612 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘int compressBlockOnlyDiffFlipAverage(uint8*, int, int, int, int, unsigned int&, unsigned int&, int*, int*, int&)’: etcpack/source/etcpack.cxx:2928:6: warning: unused variable ‘min_error’ [-Wunused-variable] 2928 | int min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:2929:15: warning: unused variable ‘best_table_indices1’ [-Wunused-variable] 2929 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:2929:38: warning: unused variable ‘best_table_indices2’ [-Wunused-variable] 2929 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockOnlyDiffFlipAveragePerceptual1000(uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:3163:15: warning: unused variable ‘min_error’ [-Wunused-variable] 3163 | unsigned int min_error=MAXERR1000; | ^~~~~~~~~ etcpack/source/etcpack.cxx:3164:15: warning: unused variable ‘best_table_indices1’ [-Wunused-variable] 3164 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:3164:38: warning: unused variable ‘best_table_indices2’ [-Wunused-variable] 3164 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘double compressBlockDiffFlipAveragePerceptual(uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:3385:6: warning: unused variable ‘min_error’ [-Wunused-variable] 3385 | int min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:3386:15: warning: unused variable ‘best_table_indices1’ [-Wunused-variable] 3386 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:3386:38: warning: unused variable ‘best_table_indices2’ [-Wunused-variable] 3386 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void stuff57bits(unsigned int, unsigned int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:4517:19: warning: suggest parentheses around operand of ‘!’ or change ‘&’ to ‘&&’ or ‘!’ to ‘~’ [-Wparentheses] 4517 | bit = (a & c) | (!a & b & c & d) | (a & b & !c & d); | ^~ etcpack/source/etcpack.cxx: In function ‘void stuff58bits(unsigned int, unsigned int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:4597:19: warning: suggest parentheses around operand of ‘!’ or change ‘&’ to ‘&&’ or ‘!’ to ‘~’ [-Wparentheses] 4597 | bit = (a & c) | (!a & b & c & d) | (a & b & !c & d); | ^~ etcpack/source/etcpack.cxx: In function ‘void stuff58bitsDiffFalse(unsigned int, unsigned int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:4637:19: warning: suggest parentheses around operand of ‘!’ or change ‘&’ to ‘&&’ or ‘!’ to ‘~’ [-Wparentheses] 4637 | bit = (a & c) | (!a & b & c & d) | (a & b & !c & d); | ^~ etcpack/source/etcpack.cxx: In function ‘void stuff59bits(unsigned int, unsigned int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:4699:19: warning: suggest parentheses around operand of ‘!’ or change ‘&’ to ‘&&’ or ‘!’ to ‘~’ [-Wparentheses] 4699 | bit = (a & c) | (!a & b & c & d) | (a & b & !c & d); | ^~ etcpack/source/etcpack.cxx: In function ‘void compressBlockDiffFlipCombined(uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:4776:6: warning: unused variable ‘min_error’ [-Wunused-variable] 4776 | int min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:4777:15: warning: unused variable ‘best_table_indices1’ [-Wunused-variable] 4777 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:4777:38: warning: unused variable ‘best_table_indices2’ [-Wunused-variable] 4777 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void computeColorLBGHalfIntensityFast(uint8*, int, int, int, uint8 (*)[3])’: etcpack/source/etcpack.cxx:5081:45: warning: unused variable ‘eps’ [-Wunused-variable] 5081 | double D = 0, oldD, bestD = MAXIMUM_ERROR, eps = 0.0000000001; | ^~~ etcpack/source/etcpack.cxx: In function ‘void computeColorLBGNotIntensityFast(uint8*, int, int, int, uint8 (*)[3])’: etcpack/source/etcpack.cxx:5275:45: warning: unused variable ‘eps’ [-Wunused-variable] 5275 | double D = 0, oldD, bestD = MAXIMUM_ERROR, eps = 0.0000000001; | ^~~ etcpack/source/etcpack.cxx: In function ‘void computeColorLBGNotIntensity(uint8*, int, int, int, uint8 (*)[3])’: etcpack/source/etcpack.cxx:5467:45: warning: unused variable ‘eps’ [-Wunused-variable] 5467 | double D = 0, oldD, bestD = MAXIMUM_ERROR, eps = 0.0000000001; | ^~~ etcpack/source/etcpack.cxx: In function ‘void computeColorLBG(uint8*, int, int, int, uint8 (*)[3])’: etcpack/source/etcpack.cxx:5659:45: warning: unused variable ‘eps’ [-Wunused-variable] 5659 | double D = 0, oldD, bestD = MAXIMUM_ERROR, eps = 0.0000000001; | ^~~ etcpack/source/etcpack.cxx: In function ‘void computeColorLBGfast(uint8*, int, int, int, uint8 (*)[3])’: etcpack/source/etcpack.cxx:5839:45: warning: unused variable ‘eps’ [-Wunused-variable] 5839 | double D = 0, oldD, bestD = MAXIMUM_ERROR, eps = 0.0000000001; | ^~~ etcpack/source/etcpack.cxx: In function ‘void packBlock59T(uint8 (*)[3], uint8, unsigned int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:63: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:6392:2: note: in expansion of macro ‘PUTBITS’ 6392 | PUTBITS( compressed2, pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:122: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:6392:2: note: in expansion of macro ‘PUTBITS’ 6392 | PUTBITS( compressed2, pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockTHUMB58HFastestPerceptual1000(uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:63: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:6985:2: note: in expansion of macro ‘PUTBITS’ 6985 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:122: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:6985:2: note: in expansion of macro ‘PUTBITS’ 6985 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘double compressBlockTHUMB58HFastest(uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:63: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:7062:2: note: in expansion of macro ‘PUTBITS’ 7062 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:122: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:7062:2: note: in expansion of macro ‘PUTBITS’ 7062 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘double compressBlockTHUMB58HAlpha(uint8*, uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:63: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:7126:2: note: in expansion of macro ‘PUTBITS’ 7126 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:122: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:7126:2: note: in expansion of macro ‘PUTBITS’ 7126 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘double compressBlockTHUMB58HFast(uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:63: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:7240:2: note: in expansion of macro ‘PUTBITS’ 7240 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:122: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:7240:2: note: in expansion of macro ‘PUTBITS’ 7240 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘void compressBlockDiffFlipCombinedPerceptual(uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:7259:6: warning: unused variable ‘min_error’ [-Wunused-variable] 7259 | int min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:7260:15: warning: unused variable ‘best_table_indices1’ [-Wunused-variable] 7260 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:7260:38: warning: unused variable ‘best_table_indices2’ [-Wunused-variable] 7260 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘int compressBlockDifferentialWithAlpha(bool, uint8*, uint8*, uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:7673:6: warning: unused variable ‘min_error’ [-Wunused-variable] 7673 | int min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void stuff59bitsDiffFalse(unsigned int, unsigned int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:8096:19: warning: suggest parentheses around operand of ‘!’ or change ‘&’ to ‘&&’ or ‘!’ to ‘~’ [-Wparentheses] 8096 | bit = (a & c) | (!a & b & c & d) | (a & b & !c & d); | ^~ etcpack/source/etcpack.cxx: In function ‘void readAlpha(uint8*&, int&, int&, int&, int&)’: etcpack/source/etcpack.cxx:8516:11: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 8516 | fReadPGM("alpha.pgm",width,height,tempdata,wantedBitDepth); | ^~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void compressBlockAlphaSlow(uint8*, int, int, int, int, uint8*)’: etcpack/source/etcpack.cxx:8893:6: warning: unused variable ‘maxdist’ [-Wunused-variable] 8893 | int maxdist=-2; | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘void uncompressFile(char*, uint8*&, uint8*&, int&, int&)’: etcpack/source/etcpack.cxx:9114:6: warning: suggest parentheses around assignment used as truth value [-Wparentheses] 9114 | if(f=fopen(srcfile,"rb")) | ~^~~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:9211:13: warning: too many arguments for format [-Wformat-extra-args] 9211 | printf("Known formats: ETC1_RGB_NO_MIPMAPS.\n", srcfile); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:9255:13: warning: too many arguments for format [-Wformat-extra-args] 9255 | printf("Known formats: ETC2PACKAGE_RGB_NO_MIPMAPS.\n", srcfile); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void writeOutputFile(char*, uint8*, uint8*, int, int)’: etcpack/source/etcpack.cxx:9460:13: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 9460 | fWritePPM("tmp.ppm",width,height,img,8,false); | ^~~~~~~~~ etcpack/source/etcpack.cxx:9465:13: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 9465 | fWritePPM("tmp.ppm",width,height,img,16,false); | ^~~~~~~~~ etcpack/source/etcpack.cxx:9468:13: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 9468 | fWritePGM("alphaout.pgm",width,height,alphaimg,false,8); | ^~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:9470:13: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 9470 | fWritePGM("alphaout.pgm",width,height,alphaimg,false,16); | ^~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:9506:13: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 9506 | fReadPPM("tmp.ppm", rw, rh, pixelsRGB, 8); | ^~~~~~~~~ etcpack/source/etcpack.cxx:9507:22: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 9507 | fReadPGM("alphaout.pgm", rw, rh, pixelsA, 8); | ^~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:9511:25: warning: zero-length gnu_printf format string [-Wformat-zero-length] 9511 | sprintf(str,""); // Nothing to execute. | ^~ etcpack/source/etcpack.cxx: In function ‘double calculatePSNRfile(char*, uint8*, uint8*)’: etcpack/source/etcpack.cxx:9541:23: warning: unused variable ‘MSEB’ [-Wunused-variable] 9541 | double MSER=0,MSEG=0,MSEB=0,MSEA, PSNRR,PSNRG,PSNRA; | ^~~~ etcpack/source/etcpack.cxx:9551:6: warning: unused variable ‘height’ [-Wunused-variable] 9551 | int height=((active_height+3)/4)*4; | ^~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockIndividualExhaustivePerceptual(uint8*, int, int, int, int, unsigned int&, unsigned int&, unsigned int)’: etcpack/source/etcpack.cxx:10480:15: warning: unused variable ‘best_err_norm_diff’ [-Wunused-variable] 10480 | unsigned int best_err_norm_diff = MAXERR1000; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10481:15: warning: unused variable ‘best_err_norm_444’ [-Wunused-variable] 10481 | unsigned int best_err_norm_444 = MAXERR1000; | ^~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10482:15: warning: unused variable ‘best_err_flip_diff’ [-Wunused-variable] 10482 | unsigned int best_err_flip_diff = MAXERR1000; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10483:15: warning: unused variable ‘best_err_flip_444’ [-Wunused-variable] 10483 | unsigned int best_err_flip_444 = MAXERR1000; | ^~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10489:6: warning: unused variable ‘min_error’ [-Wunused-variable] 10489 | int min_error=MAXERR1000; | ^~~~~~~~~ etcpack/source/etcpack.cxx:10494:15: warning: unused variable ‘pixel_indices1_MSB’ [-Wunused-variable] 10494 | unsigned int pixel_indices1_MSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10495:15: warning: unused variable ‘pixel_indices1_LSB’ [-Wunused-variable] 10495 | unsigned int pixel_indices1_LSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10496:15: warning: unused variable ‘pixel_indices2_MSB’ [-Wunused-variable] 10496 | unsigned int pixel_indices2_MSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10501:15: warning: unused variable ‘pixel_indices2_LSB’ [-Wunused-variable] 10501 | unsigned int pixel_indices2_LSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10514:15: warning: unused variable ‘table1’ [-Wunused-variable] 10514 | unsigned int table1=0, table2=0; | ^~~~~~ etcpack/source/etcpack.cxx:10514:25: warning: unused variable ‘table2’ [-Wunused-variable] 10514 | unsigned int table1=0, table2=0; | ^~~~~~ etcpack/source/etcpack.cxx:10585:15: warning: unused variable ‘tryblocks’ [-Wunused-variable] 10585 | unsigned int tryblocks = 0; | ^~~~~~~~~ etcpack/source/etcpack.cxx:10586:15: warning: unused variable ‘allblocks’ [-Wunused-variable] 10586 | unsigned int allblocks = 0; | ^~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockIndividualExhaustive(uint8*, int, int, int, int, unsigned int&, unsigned int&, unsigned int)’: etcpack/source/etcpack.cxx:10765:15: warning: unused variable ‘best_err_norm_diff’ [-Wunused-variable] 10765 | unsigned int best_err_norm_diff = 255*255*16*3; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10766:15: warning: unused variable ‘best_err_norm_444’ [-Wunused-variable] 10766 | unsigned int best_err_norm_444 = 255*255*16*3; | ^~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10767:15: warning: unused variable ‘best_err_flip_diff’ [-Wunused-variable] 10767 | unsigned int best_err_flip_diff = 255*255*16*3; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10768:15: warning: unused variable ‘best_err_flip_444’ [-Wunused-variable] 10768 | unsigned int best_err_flip_444 = 255*255*16*3; | ^~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10774:6: warning: unused variable ‘min_error’ [-Wunused-variable] 10774 | int min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:10779:15: warning: unused variable ‘pixel_indices1_MSB’ [-Wunused-variable] 10779 | unsigned int pixel_indices1_MSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10780:15: warning: unused variable ‘pixel_indices1_LSB’ [-Wunused-variable] 10780 | unsigned int pixel_indices1_LSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10781:15: warning: unused variable ‘pixel_indices2_MSB’ [-Wunused-variable] 10781 | unsigned int pixel_indices2_MSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10786:15: warning: unused variable ‘pixel_indices2_LSB’ [-Wunused-variable] 10786 | unsigned int pixel_indices2_LSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10799:15: warning: unused variable ‘table1’ [-Wunused-variable] 10799 | unsigned int table1=0, table2=0; | ^~~~~~ etcpack/source/etcpack.cxx:10799:25: warning: unused variable ‘table2’ [-Wunused-variable] 10799 | unsigned int table1=0, table2=0; | ^~~~~~ etcpack/source/etcpack.cxx:10872:15: warning: unused variable ‘tryblocks’ [-Wunused-variable] 10872 | unsigned int tryblocks = 0; | ^~~~~~~~~ etcpack/source/etcpack.cxx:10873:15: warning: unused variable ‘allblocks’ [-Wunused-variable] 10873 | unsigned int allblocks = 0; | ^~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockDifferentialExhaustivePerceptual(uint8*, int, int, int, int, unsigned int&, unsigned int&, unsigned int)’: etcpack/source/etcpack.cxx:11048:15: warning: unused variable ‘best_err_norm_diff’ [-Wunused-variable] 11048 | unsigned int best_err_norm_diff = MAXERR1000; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11049:15: warning: unused variable ‘best_err_norm_444’ [-Wunused-variable] 11049 | unsigned int best_err_norm_444 = MAXERR1000; | ^~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11050:15: warning: unused variable ‘best_err_flip_diff’ [-Wunused-variable] 11050 | unsigned int best_err_flip_diff = MAXERR1000; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11051:15: warning: unused variable ‘best_err_flip_444’ [-Wunused-variable] 11051 | unsigned int best_err_flip_444 = MAXERR1000; | ^~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11062:15: warning: unused variable ‘pixel_indices1_MSB’ [-Wunused-variable] 11062 | unsigned int pixel_indices1_MSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11063:15: warning: unused variable ‘pixel_indices1_LSB’ [-Wunused-variable] 11063 | unsigned int pixel_indices1_LSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11064:15: warning: unused variable ‘pixel_indices2_MSB’ [-Wunused-variable] 11064 | unsigned int pixel_indices2_MSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11069:15: warning: unused variable ‘pixel_indices2_LSB’ [-Wunused-variable] 11069 | unsigned int pixel_indices2_LSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11071:15: warning: unused variable ‘table1’ [-Wunused-variable] 11071 | unsigned int table1=0, table2=0; | ^~~~~~ etcpack/source/etcpack.cxx:11071:25: warning: unused variable ‘table2’ [-Wunused-variable] 11071 | unsigned int table1=0, table2=0; | ^~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockDifferentialExhaustive(uint8*, int, int, int, int, unsigned int&, unsigned int&, unsigned int)’: etcpack/source/etcpack.cxx:11446:15: warning: unused variable ‘best_err_norm_diff’ [-Wunused-variable] 11446 | unsigned int best_err_norm_diff = 255*255*16*3; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11447:15: warning: unused variable ‘best_err_norm_444’ [-Wunused-variable] 11447 | unsigned int best_err_norm_444 = 255*255*16*3; | ^~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11448:15: warning: unused variable ‘best_err_flip_diff’ [-Wunused-variable] 11448 | unsigned int best_err_flip_diff = 255*255*16*3; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11449:15: warning: unused variable ‘best_err_flip_444’ [-Wunused-variable] 11449 | unsigned int best_err_flip_444 = 255*255*16*3; | ^~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11455:6: warning: unused variable ‘min_error’ [-Wunused-variable] 11455 | int min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:11460:15: warning: unused variable ‘pixel_indices1_MSB’ [-Wunused-variable] 11460 | unsigned int pixel_indices1_MSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11461:15: warning: unused variable ‘pixel_indices1_LSB’ [-Wunused-variable] 11461 | unsigned int pixel_indices1_LSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11462:15: warning: unused variable ‘pixel_indices2_MSB’ [-Wunused-variable] 11462 | unsigned int pixel_indices2_MSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11467:15: warning: unused variable ‘pixel_indices2_LSB’ [-Wunused-variable] 11467 | unsigned int pixel_indices2_LSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11469:15: warning: unused variable ‘table1’ [-Wunused-variable] 11469 | unsigned int table1=0, table2=0; | ^~~~~~ etcpack/source/etcpack.cxx:11469:25: warning: unused variable ‘table2’ [-Wunused-variable] 11469 | unsigned int table1=0, table2=0; | ^~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcError59T_col0_Rpercep1000(uint8*, int, unsigned int*)’: etcpack/source/etcpack.cxx:12313:15: warning: unused variable ‘block_error’ [-Wunused-variable] 12313 | unsigned int block_error = 0, | ^~~~~~~~~~~ etcpack/source/etcpack.cxx:12314:12: warning: unused variable ‘best_block_error’ [-Wunused-variable] 12314 | best_block_error = MAXERR1000, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcError59T_col0_R(uint8*, int, unsigned int*)’: etcpack/source/etcpack.cxx:12362:15: warning: unused variable ‘block_error’ [-Wunused-variable] 12362 | unsigned int block_error = 0, | ^~~~~~~~~~~ etcpack/source/etcpack.cxx:12363:14: warning: unused variable ‘best_block_error’ [-Wunused-variable] 12363 | best_block_error = MAXIMUM_ERROR, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcError59T_col0_RGpercep1000(uint8*, int, unsigned int*)’: etcpack/source/etcpack.cxx:12408:15: warning: unused variable ‘block_error’ [-Wunused-variable] 12408 | unsigned int block_error = 0, | ^~~~~~~~~~~ etcpack/source/etcpack.cxx:12409:12: warning: unused variable ‘best_block_error’ [-Wunused-variable] 12409 | best_block_error = MAXERR1000, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcError59T_col0_RG(uint8*, int, unsigned int*)’: etcpack/source/etcpack.cxx:12463:15: warning: unused variable ‘block_error’ [-Wunused-variable] 12463 | unsigned int block_error = 0, | ^~~~~~~~~~~ etcpack/source/etcpack.cxx:12464:12: warning: unused variable ‘best_block_error’ [-Wunused-variable] 12464 | best_block_error = MAXIMUM_ERROR, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcError59T_col0_RGBpercep1000(uint8*, int, unsigned int*)’: etcpack/source/etcpack.cxx:12607:15: warning: unused variable ‘block_error’ [-Wunused-variable] 12607 | unsigned int block_error = 0, | ^~~~~~~~~~~ etcpack/source/etcpack.cxx:12608:12: warning: unused variable ‘best_block_error’ [-Wunused-variable] 12608 | best_block_error = MAXERR1000, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcError59T_col0_RGB(uint8*, int, unsigned int*)’: etcpack/source/etcpack.cxx:12691:15: warning: unused variable ‘block_error’ [-Wunused-variable] 12691 | unsigned int block_error = 0, | ^~~~~~~~~~~ etcpack/source/etcpack.cxx:12692:12: warning: unused variable ‘best_block_error’ [-Wunused-variable] 12692 | best_block_error = MAXIMUM_ERROR, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockTHUMB59TExhaustivePerceptual(uint8*, int, int, int, int, unsigned int&, unsigned int&, unsigned int)’: etcpack/source/etcpack.cxx:13479:15: warning: unused variable ‘avoided’ [-Wunused-variable] 13479 | unsigned int avoided = 0; | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockTHUMB59TExhaustive(uint8*, int, int, int, int, unsigned int&, unsigned int&, unsigned int)’: etcpack/source/etcpack.cxx:13666:15: warning: unused variable ‘avoided’ [-Wunused-variable] 13666 | unsigned int avoided = 0; | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcErrorR_58Hperceptual1000(uint8*, int, int, int, uint8 (*)[3], int, unsigned int*)’: etcpack/source/etcpack.cxx:13745:6: warning: unused variable ‘best_block_error’ [-Wunused-variable] 13745 | best_block_error = MAXERR1000, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcErrorR_58H(uint8*, int, int, int, uint8 (*)[3], int, unsigned int*)’: etcpack/source/etcpack.cxx:13797:6: warning: unused variable ‘best_block_error’ [-Wunused-variable] 13797 | best_block_error = MAXIMUM_ERROR, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcErrorRG_58Hperceptual1000(uint8*, int, int, int, uint8 (*)[3], int, unsigned int*)’: etcpack/source/etcpack.cxx:13849:6: warning: unused variable ‘best_block_error’ [-Wunused-variable] 13849 | best_block_error = MAXERR1000, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcErrorRG_58H(uint8*, int, int, int, uint8 (*)[3], int, unsigned int*)’: etcpack/source/etcpack.cxx:13905:6: warning: unused variable ‘best_block_error’ [-Wunused-variable] 13905 | best_block_error = MAXIMUM_ERROR, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockTHUMB58HExhaustivePerceptual(uint8*, int, int, int, int, unsigned int&, unsigned int&, unsigned int)’: etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:63: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:14888:2: note: in expansion of macro ‘PUTBITS’ 14888 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:122: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:14888:2: note: in expansion of macro ‘PUTBITS’ 14888 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx:14791:6: warning: unused variable ‘trycols’ [-Wunused-variable] 14791 | int trycols = 0; | ^~~~~~~ etcpack/source/etcpack.cxx:14792:6: warning: unused variable ‘allcols’ [-Wunused-variable] 14792 | int allcols = 0; | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockTHUMB58HExhaustive(uint8*, int, int, int, int, unsigned int&, unsigned int&, unsigned int)’: etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:63: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:15099:2: note: in expansion of macro ‘PUTBITS’ 15099 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:122: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:15099:2: note: in expansion of macro ‘PUTBITS’ 15099 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx:15002:6: warning: unused variable ‘trycols’ [-Wunused-variable] 15002 | int trycols = 0; | ^~~~~~~ etcpack/source/etcpack.cxx:15003:6: warning: unused variable ‘allcols’ [-Wunused-variable] 15003 | int allcols = 0; | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘void compressImageFile(uint8*, uint8*, int, int, char*, int, int)’: etcpack/source/etcpack.cxx:15573:6: warning: suggest parentheses around assignment used as truth value [-Wparentheses] 15573 | if(f=fopen(dstfile,"wb")) | ~^~~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void compressFile(char*, char*)’: etcpack/source/etcpack.cxx:15886:6: warning: unused variable ‘tstart’ [-Wunused-variable] 15886 | int tstart; | ^~~~~~ etcpack/source/etcpack.cxx:15887:6: warning: unused variable ‘tstop’ [-Wunused-variable] 15887 | int tstop; | ^~~~~ etcpack/source/etcpack.cxx: In function ‘int main(int, char**)’: etcpack/source/etcpack.cxx:16025:7: warning: unused variable ‘q’ [-Wunused-variable] 16025 | int q = find_pos_of_extension(srcfile); | ^ etcpack/source/etcpack.cxx:16026:7: warning: unused variable ‘q2’ [-Wunused-variable] 16026 | int q2 = find_pos_of_extension(dstfile); | ^~ etcpack/source/etcpack.cxx: At global scope: etcpack/source/etcpack.cxx:222:12: warning: ‘unscramble’ defined but not used [-Wunused-variable] 222 | static int unscramble[4] = {2, 3, 1, 0}; | ^~~~~~~~~~ error: command 'x86_64-linux-gnu-gcc' failed with exit status 1 ---------------------------------------- Failed building wheel for etcpack Running setup.py clean for etcpack Failed to build etcpack Installing collected packages: etcpack Running setup.py install for etcpack ... error Complete output from command /usr/bin/python3 -u -c "import setuptools, tokenize;__file__='/tmp/pip-install-9xi2kuyx/etcpack/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-record-71jbq1db/install-record.txt --single-version-externally-managed --compile --user --prefix=: running install running build running build_ext building 'etcpack' extension creating build creating build/temp.linux-x86_64-3.7 creating build/temp.linux-x86_64-3.7/etcpack creating build/temp.linux-x86_64-3.7/etcpack/source x86_64-linux-gnu-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -fwrapv -O2 -g -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -Ietcpack/source -I/usr/include/python3.7m -c etcpack.cpp -o build/temp.linux-x86_64-3.7/etcpack.o etcpack.cpp: In function ‘PyObject* __pyx_pw_7etcpack_11ETC2Decoder_3_unpack_etc(PyObject*, PyObject*, PyObject*)’: etcpack.cpp:4002:42: warning: ‘__pyx_v_newalphaimg’ may be used uninitialized in this function [-Wmaybe-uninitialized] 4002 | (__pyx_v_newalphaimg[__pyx_t_19]) = (__pyx_v_alphaimg[__pyx_t_18]); | ^ etcpack.cpp:1990:10: note: ‘__pyx_v_newalphaimg’ was declared here 1990 | uint8 *__pyx_v_newalphaimg; | ^~~~~~~~~~~~~~~~~~~ etcpack.cpp:4106:11: warning: ‘__pyx_v_alphaimg’ may be used uninitialized in this function [-Wmaybe-uninitialized] 4106 | free(__pyx_v_alphaimg); | ~~~~^~~~~~~~~~~~~~~~~~ etcpack.cpp:1987:10: note: ‘__pyx_v_alphaimg’ was declared here 1987 | uint8 *__pyx_v_alphaimg; | ^~~~~~~~~~~~~~~~ etcpack.cpp:2900:34: warning: ‘__pyx_v_alphaimg2’ may be used uninitialized in this function [-Wmaybe-uninitialized] 2900 | decompressBlockAlpha16bit(__pyx_v_alphablock, __pyx_v_alphaimg2, __pyx_v_width, __pyx_v_height, __pyx_t_7, __pyx_t_15); | ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ etcpack.cpp:1988:10: note: ‘__pyx_v_alphaimg2’ was declared here 1988 | uint8 *__pyx_v_alphaimg2; | ^~~~~~~~~~~~~~~~~ x86_64-linux-gnu-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -fwrapv -O2 -g -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -Ietcpack/source -I/usr/include/python3.7m -c etcpack/source/image.cxx -o build/temp.linux-x86_64-3.7/etcpack/source/image.o etcpack/source/image.cxx:54: warning: ignoring #pragma warning [-Wunknown-pragmas] 54 | #pragma warning(disable : 4996) | etcpack/source/image.cxx:56: warning: ignoring #pragma warning [-Wunknown-pragmas] 56 | #pragma warning(disable : 4244) | etcpack/source/image.cxx: In function ‘bool fReadPPM(char*, int&, int&, unsigned char*&, int)’: etcpack/source/image.cxx:121:20: warning: format ‘%s’ expects a matching ‘char*’ argument [-Wformat=] 121 | printf("Error: %s is not binary\n"); | ~^ | | | char* x86_64-linux-gnu-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -fwrapv -O2 -g -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -Ietcpack/source -I/usr/include/python3.7m -c etcpack/source/etcpack.cxx -o build/temp.linux-x86_64-3.7/etcpack/source/etcpack.o etcpack/source/etcpack.cxx:96: warning: ignoring #pragma warning [-Wunknown-pragmas] 96 | #pragma warning(disable : 4996) | etcpack/source/etcpack.cxx:98: warning: ignoring #pragma warning [-Wunknown-pragmas] 98 | #pragma warning(disable : 4244) | etcpack/source/etcpack.cxx:162:1: error: a storage class can only be specified for objects and functions 162 | static enum{PATTERN_H = 0, | ^~~~~~ etcpack/source/etcpack.cxx:165:1: error: a storage class can only be specified for objects and functions 165 | static enum{MODE_ETC1, MODE_THUMB_T, MODE_THUMB_H, MODE_PLANAR}; | ^~~~~~ etcpack/source/etcpack.cxx:205:1: error: a storage class can only be specified for objects and functions 205 | static enum{ETC1_RGB_NO_MIPMAPS,ETC2PACKAGE_RGB_NO_MIPMAPS,ETC2PACKAGE_RGBA_NO_MIPMAPS_OLD,ETC2PACKAGE_RGBA_NO_MIPMAPS,ETC2PACKAGE_RGBA1_NO_MIPMAPS,ETC2PACKAGE_R_NO_MIPMAPS,ETC2PACKAGE_RG_NO_MIPMAPS,ETC2PACKAGE_R_SIGNED_NO_MIPMAPS,ETC2PACKAGE_RG_SIGNED_NO_MIPMAPS,ETC2PACKAGE_sRGB_NO_MIPMAPS,ETC2PACKAGE_sRGBA_NO_MIPMAPS,ETC2PACKAGE_sRGBA1_NO_MIPMAPS}; | ^~~~~~ etcpack/source/etcpack.cxx:206:1: error: a storage class can only be specified for objects and functions 206 | static enum {MODE_COMPRESS, MODE_UNCOMPRESS, MODE_PSNR}; | ^~~~~~ etcpack/source/etcpack.cxx:207:1: error: a storage class can only be specified for objects and functions 207 | static enum {SPEED_SLOW, SPEED_FAST, SPEED_MEDIUM}; | ^~~~~~ etcpack/source/etcpack.cxx:208:1: error: a storage class can only be specified for objects and functions 208 | static enum {METRIC_PERCEPTUAL, METRIC_NONPERCEPTUAL}; | ^~~~~~ etcpack/source/etcpack.cxx:209:1: error: a storage class can only be specified for objects and functions 209 | static enum {CODEC_ETC, CODEC_ETC2}; | ^~~~~~ etcpack/source/etcpack.cxx:247:1: error: a storage class can only be specified for objects and functions 247 | static enum {GL_R=0x1903,GL_RG=0x8227,GL_RGB=0x1907,GL_RGBA=0x1908}; | ^~~~~~ etcpack/source/etcpack.cxx: In function ‘bool readSrcFile(char*, uint8*&, int&, int&, int&, int&)’: etcpack/source/etcpack.cxx:462:15: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 462 | if(fileExist("tmp.ppm")) | ^~~~~~~~~ etcpack/source/etcpack.cxx:473:10: warning: too many arguments for format [-Wformat-extra-args] 473 | printf("Copying source file to tmp.ppm\n", filename); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:494:14: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 494 | if(fReadPPM("tmp.ppm",w1,h1,img,bitrate)) | ^~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘bool readSrcFileNoExpand(char*, uint8*&, int&, int&)’: etcpack/source/etcpack.cxx:560:15: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 560 | if(fileExist("tmp.ppm")) | ^~~~~~~~~ etcpack/source/etcpack.cxx:572:10: warning: too many arguments for format [-Wformat-extra-args] 572 | printf("Copying source file to tmp.ppm\n", filename); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:590:14: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 590 | if(fReadPPM("tmp.ppm",w1,h1,img,8)) | ^~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void readArguments(int, char**, char*, char*)’: etcpack/source/etcpack.cxx:617:37: warning: format ‘%s’ expects a matching ‘char*’ argument [-Wformat=] 617 | printf("flag missing argument: %s!\n"); | ~^ | | | char* etcpack/source/etcpack.cxx: In function ‘void quantize444ColorCombined(float*, int*, uint8*)’: etcpack/source/etcpack.cxx:1578:8: warning: unused variable ‘min_error’ [-Wunused-variable] 1578 | float min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:1580:15: warning: unused variable ‘best_table’ [-Wunused-variable] 1580 | unsigned int best_table=0; | ^~~~~~~~~~ etcpack/source/etcpack.cxx:1581:15: warning: unused variable ‘best_index’ [-Wunused-variable] 1581 | unsigned int best_index=0; | ^~~~~~~~~~ etcpack/source/etcpack.cxx:1654:9: warning: unused variable ‘drh’ [-Wunused-variable] 1654 | float drh = red_high-red_average; | ^~~ etcpack/source/etcpack.cxx:1655:8: warning: unused variable ‘dgh’ [-Wunused-variable] 1655 | float dgh = green_high-green_average; | ^~~ etcpack/source/etcpack.cxx:1656:8: warning: unused variable ‘dbh’ [-Wunused-variable] 1656 | float dbh = blue_high-blue_average; | ^~~ etcpack/source/etcpack.cxx: In function ‘void quantize555ColorCombined(float*, int*, uint8*)’: etcpack/source/etcpack.cxx:1753:8: warning: unused variable ‘min_error’ [-Wunused-variable] 1753 | float min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:1755:15: warning: unused variable ‘best_table’ [-Wunused-variable] 1755 | unsigned int best_table=0; | ^~~~~~~~~~ etcpack/source/etcpack.cxx:1756:15: warning: unused variable ‘best_index’ [-Wunused-variable] 1756 | unsigned int best_index=0; | ^~~~~~~~~~ etcpack/source/etcpack.cxx:1829:9: warning: unused variable ‘drh’ [-Wunused-variable] 1829 | float drh = red_high-red_average; | ^~~ etcpack/source/etcpack.cxx:1830:8: warning: unused variable ‘dgh’ [-Wunused-variable] 1830 | float dgh = green_high-green_average; | ^~~ etcpack/source/etcpack.cxx:1831:8: warning: unused variable ‘dbh’ [-Wunused-variable] 1831 | float dbh = blue_high-blue_average; | ^~~ etcpack/source/etcpack.cxx: In function ‘void quantize444ColorCombinedPerceptual(float*, int*, uint8*)’: etcpack/source/etcpack.cxx:1908:8: warning: unused variable ‘min_error’ [-Wunused-variable] 1908 | float min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:1910:15: warning: unused variable ‘best_table’ [-Wunused-variable] 1910 | unsigned int best_table=0; | ^~~~~~~~~~ etcpack/source/etcpack.cxx:1911:15: warning: unused variable ‘best_index’ [-Wunused-variable] 1911 | unsigned int best_index=0; | ^~~~~~~~~~ etcpack/source/etcpack.cxx:1992:9: warning: unused variable ‘drh’ [-Wunused-variable] 1992 | float drh = red_high-red_average; | ^~~ etcpack/source/etcpack.cxx:1993:8: warning: unused variable ‘dgh’ [-Wunused-variable] 1993 | float dgh = green_high-green_average; | ^~~ etcpack/source/etcpack.cxx:1994:8: warning: unused variable ‘dbh’ [-Wunused-variable] 1994 | float dbh = blue_high-blue_average; | ^~~ etcpack/source/etcpack.cxx: In function ‘void quantize555ColorCombinedPerceptual(float*, int*, uint8*)’: etcpack/source/etcpack.cxx:2062:8: warning: unused variable ‘min_error’ [-Wunused-variable] 2062 | float min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:2064:15: warning: unused variable ‘best_table’ [-Wunused-variable] 2064 | unsigned int best_table=0; | ^~~~~~~~~~ etcpack/source/etcpack.cxx:2065:15: warning: unused variable ‘best_index’ [-Wunused-variable] 2065 | unsigned int best_index=0; | ^~~~~~~~~~ etcpack/source/etcpack.cxx:2146:9: warning: unused variable ‘drh’ [-Wunused-variable] 2146 | float drh = red_high-red_average; | ^~~ etcpack/source/etcpack.cxx:2147:8: warning: unused variable ‘dgh’ [-Wunused-variable] 2147 | float dgh = green_high-green_average; | ^~~ etcpack/source/etcpack.cxx:2148:8: warning: unused variable ‘dbh’ [-Wunused-variable] 2148 | float dbh = blue_high-blue_average; | ^~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockOnlyIndividualAveragePerceptual1000(uint8*, int, int, int, int, unsigned int&, unsigned int&, int*, int*, int&, unsigned int&, unsigned int&, unsigned int&, unsigned int&, int*, int*, int*, int*)’: etcpack/source/etcpack.cxx:2212:15: warning: unused variable ‘best_table_indices1’ [-Wunused-variable] 2212 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:2212:38: warning: unused variable ‘best_table_indices2’ [-Wunused-variable] 2212 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘int compressBlockOnlyIndividualAverage(uint8*, int, int, int, int, unsigned int&, unsigned int&, int*, int*, int&, unsigned int&, unsigned int&, unsigned int&, unsigned int&, int*, int*, int*, int*)’: etcpack/source/etcpack.cxx:2410:6: warning: unused variable ‘min_error’ [-Wunused-variable] 2410 | int min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:2411:15: warning: unused variable ‘best_table_indices1’ [-Wunused-variable] 2411 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:2411:38: warning: unused variable ‘best_table_indices2’ [-Wunused-variable] 2411 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void compressBlockDiffFlipAverage(uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:2611:6: warning: unused variable ‘min_error’ [-Wunused-variable] 2611 | int min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:2612:15: warning: unused variable ‘best_table_indices1’ [-Wunused-variable] 2612 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:2612:38: warning: unused variable ‘best_table_indices2’ [-Wunused-variable] 2612 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘int compressBlockOnlyDiffFlipAverage(uint8*, int, int, int, int, unsigned int&, unsigned int&, int*, int*, int&)’: etcpack/source/etcpack.cxx:2928:6: warning: unused variable ‘min_error’ [-Wunused-variable] 2928 | int min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:2929:15: warning: unused variable ‘best_table_indices1’ [-Wunused-variable] 2929 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:2929:38: warning: unused variable ‘best_table_indices2’ [-Wunused-variable] 2929 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockOnlyDiffFlipAveragePerceptual1000(uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:3163:15: warning: unused variable ‘min_error’ [-Wunused-variable] 3163 | unsigned int min_error=MAXERR1000; | ^~~~~~~~~ etcpack/source/etcpack.cxx:3164:15: warning: unused variable ‘best_table_indices1’ [-Wunused-variable] 3164 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:3164:38: warning: unused variable ‘best_table_indices2’ [-Wunused-variable] 3164 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘double compressBlockDiffFlipAveragePerceptual(uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:3385:6: warning: unused variable ‘min_error’ [-Wunused-variable] 3385 | int min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:3386:15: warning: unused variable ‘best_table_indices1’ [-Wunused-variable] 3386 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:3386:38: warning: unused variable ‘best_table_indices2’ [-Wunused-variable] 3386 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void stuff57bits(unsigned int, unsigned int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:4517:19: warning: suggest parentheses around operand of ‘!’ or change ‘&’ to ‘&&’ or ‘!’ to ‘~’ [-Wparentheses] 4517 | bit = (a & c) | (!a & b & c & d) | (a & b & !c & d); | ^~ etcpack/source/etcpack.cxx: In function ‘void stuff58bits(unsigned int, unsigned int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:4597:19: warning: suggest parentheses around operand of ‘!’ or change ‘&’ to ‘&&’ or ‘!’ to ‘~’ [-Wparentheses] 4597 | bit = (a & c) | (!a & b & c & d) | (a & b & !c & d); | ^~ etcpack/source/etcpack.cxx: In function ‘void stuff58bitsDiffFalse(unsigned int, unsigned int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:4637:19: warning: suggest parentheses around operand of ‘!’ or change ‘&’ to ‘&&’ or ‘!’ to ‘~’ [-Wparentheses] 4637 | bit = (a & c) | (!a & b & c & d) | (a & b & !c & d); | ^~ etcpack/source/etcpack.cxx: In function ‘void stuff59bits(unsigned int, unsigned int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:4699:19: warning: suggest parentheses around operand of ‘!’ or change ‘&’ to ‘&&’ or ‘!’ to ‘~’ [-Wparentheses] 4699 | bit = (a & c) | (!a & b & c & d) | (a & b & !c & d); | ^~ etcpack/source/etcpack.cxx: In function ‘void compressBlockDiffFlipCombined(uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:4776:6: warning: unused variable ‘min_error’ [-Wunused-variable] 4776 | int min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:4777:15: warning: unused variable ‘best_table_indices1’ [-Wunused-variable] 4777 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:4777:38: warning: unused variable ‘best_table_indices2’ [-Wunused-variable] 4777 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void computeColorLBGHalfIntensityFast(uint8*, int, int, int, uint8 (*)[3])’: etcpack/source/etcpack.cxx:5081:45: warning: unused variable ‘eps’ [-Wunused-variable] 5081 | double D = 0, oldD, bestD = MAXIMUM_ERROR, eps = 0.0000000001; | ^~~ etcpack/source/etcpack.cxx: In function ‘void computeColorLBGNotIntensityFast(uint8*, int, int, int, uint8 (*)[3])’: etcpack/source/etcpack.cxx:5275:45: warning: unused variable ‘eps’ [-Wunused-variable] 5275 | double D = 0, oldD, bestD = MAXIMUM_ERROR, eps = 0.0000000001; | ^~~ etcpack/source/etcpack.cxx: In function ‘void computeColorLBGNotIntensity(uint8*, int, int, int, uint8 (*)[3])’: etcpack/source/etcpack.cxx:5467:45: warning: unused variable ‘eps’ [-Wunused-variable] 5467 | double D = 0, oldD, bestD = MAXIMUM_ERROR, eps = 0.0000000001; | ^~~ etcpack/source/etcpack.cxx: In function ‘void computeColorLBG(uint8*, int, int, int, uint8 (*)[3])’: etcpack/source/etcpack.cxx:5659:45: warning: unused variable ‘eps’ [-Wunused-variable] 5659 | double D = 0, oldD, bestD = MAXIMUM_ERROR, eps = 0.0000000001; | ^~~ etcpack/source/etcpack.cxx: In function ‘void computeColorLBGfast(uint8*, int, int, int, uint8 (*)[3])’: etcpack/source/etcpack.cxx:5839:45: warning: unused variable ‘eps’ [-Wunused-variable] 5839 | double D = 0, oldD, bestD = MAXIMUM_ERROR, eps = 0.0000000001; | ^~~ etcpack/source/etcpack.cxx: In function ‘void packBlock59T(uint8 (*)[3], uint8, unsigned int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:63: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:6392:2: note: in expansion of macro ‘PUTBITS’ 6392 | PUTBITS( compressed2, pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:122: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:6392:2: note: in expansion of macro ‘PUTBITS’ 6392 | PUTBITS( compressed2, pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockTHUMB58HFastestPerceptual1000(uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:63: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:6985:2: note: in expansion of macro ‘PUTBITS’ 6985 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:122: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:6985:2: note: in expansion of macro ‘PUTBITS’ 6985 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘double compressBlockTHUMB58HFastest(uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:63: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:7062:2: note: in expansion of macro ‘PUTBITS’ 7062 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:122: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:7062:2: note: in expansion of macro ‘PUTBITS’ 7062 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘double compressBlockTHUMB58HAlpha(uint8*, uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:63: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:7126:2: note: in expansion of macro ‘PUTBITS’ 7126 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:122: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:7126:2: note: in expansion of macro ‘PUTBITS’ 7126 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘double compressBlockTHUMB58HFast(uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:63: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:7240:2: note: in expansion of macro ‘PUTBITS’ 7240 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:122: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:7240:2: note: in expansion of macro ‘PUTBITS’ 7240 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘void compressBlockDiffFlipCombinedPerceptual(uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:7259:6: warning: unused variable ‘min_error’ [-Wunused-variable] 7259 | int min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:7260:15: warning: unused variable ‘best_table_indices1’ [-Wunused-variable] 7260 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:7260:38: warning: unused variable ‘best_table_indices2’ [-Wunused-variable] 7260 | unsigned int best_table_indices1=0, best_table_indices2=0; | ^~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘int compressBlockDifferentialWithAlpha(bool, uint8*, uint8*, uint8*, int, int, int, int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:7673:6: warning: unused variable ‘min_error’ [-Wunused-variable] 7673 | int min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void stuff59bitsDiffFalse(unsigned int, unsigned int, unsigned int&, unsigned int&)’: etcpack/source/etcpack.cxx:8096:19: warning: suggest parentheses around operand of ‘!’ or change ‘&’ to ‘&&’ or ‘!’ to ‘~’ [-Wparentheses] 8096 | bit = (a & c) | (!a & b & c & d) | (a & b & !c & d); | ^~ etcpack/source/etcpack.cxx: In function ‘void readAlpha(uint8*&, int&, int&, int&, int&)’: etcpack/source/etcpack.cxx:8516:11: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 8516 | fReadPGM("alpha.pgm",width,height,tempdata,wantedBitDepth); | ^~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void compressBlockAlphaSlow(uint8*, int, int, int, int, uint8*)’: etcpack/source/etcpack.cxx:8893:6: warning: unused variable ‘maxdist’ [-Wunused-variable] 8893 | int maxdist=-2; | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘void uncompressFile(char*, uint8*&, uint8*&, int&, int&)’: etcpack/source/etcpack.cxx:9114:6: warning: suggest parentheses around assignment used as truth value [-Wparentheses] 9114 | if(f=fopen(srcfile,"rb")) | ~^~~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:9211:13: warning: too many arguments for format [-Wformat-extra-args] 9211 | printf("Known formats: ETC1_RGB_NO_MIPMAPS.\n", srcfile); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:9255:13: warning: too many arguments for format [-Wformat-extra-args] 9255 | printf("Known formats: ETC2PACKAGE_RGB_NO_MIPMAPS.\n", srcfile); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void writeOutputFile(char*, uint8*, uint8*, int, int)’: etcpack/source/etcpack.cxx:9460:13: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 9460 | fWritePPM("tmp.ppm",width,height,img,8,false); | ^~~~~~~~~ etcpack/source/etcpack.cxx:9465:13: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 9465 | fWritePPM("tmp.ppm",width,height,img,16,false); | ^~~~~~~~~ etcpack/source/etcpack.cxx:9468:13: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 9468 | fWritePGM("alphaout.pgm",width,height,alphaimg,false,8); | ^~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:9470:13: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 9470 | fWritePGM("alphaout.pgm",width,height,alphaimg,false,16); | ^~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:9506:13: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 9506 | fReadPPM("tmp.ppm", rw, rh, pixelsRGB, 8); | ^~~~~~~~~ etcpack/source/etcpack.cxx:9507:22: warning: ISO C++ forbids converting a string constant to ‘char*’ [-Wwrite-strings] 9507 | fReadPGM("alphaout.pgm", rw, rh, pixelsA, 8); | ^~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:9511:25: warning: zero-length gnu_printf format string [-Wformat-zero-length] 9511 | sprintf(str,""); // Nothing to execute. | ^~ etcpack/source/etcpack.cxx: In function ‘double calculatePSNRfile(char*, uint8*, uint8*)’: etcpack/source/etcpack.cxx:9541:23: warning: unused variable ‘MSEB’ [-Wunused-variable] 9541 | double MSER=0,MSEG=0,MSEB=0,MSEA, PSNRR,PSNRG,PSNRA; | ^~~~ etcpack/source/etcpack.cxx:9551:6: warning: unused variable ‘height’ [-Wunused-variable] 9551 | int height=((active_height+3)/4)*4; | ^~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockIndividualExhaustivePerceptual(uint8*, int, int, int, int, unsigned int&, unsigned int&, unsigned int)’: etcpack/source/etcpack.cxx:10480:15: warning: unused variable ‘best_err_norm_diff’ [-Wunused-variable] 10480 | unsigned int best_err_norm_diff = MAXERR1000; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10481:15: warning: unused variable ‘best_err_norm_444’ [-Wunused-variable] 10481 | unsigned int best_err_norm_444 = MAXERR1000; | ^~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10482:15: warning: unused variable ‘best_err_flip_diff’ [-Wunused-variable] 10482 | unsigned int best_err_flip_diff = MAXERR1000; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10483:15: warning: unused variable ‘best_err_flip_444’ [-Wunused-variable] 10483 | unsigned int best_err_flip_444 = MAXERR1000; | ^~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10489:6: warning: unused variable ‘min_error’ [-Wunused-variable] 10489 | int min_error=MAXERR1000; | ^~~~~~~~~ etcpack/source/etcpack.cxx:10494:15: warning: unused variable ‘pixel_indices1_MSB’ [-Wunused-variable] 10494 | unsigned int pixel_indices1_MSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10495:15: warning: unused variable ‘pixel_indices1_LSB’ [-Wunused-variable] 10495 | unsigned int pixel_indices1_LSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10496:15: warning: unused variable ‘pixel_indices2_MSB’ [-Wunused-variable] 10496 | unsigned int pixel_indices2_MSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10501:15: warning: unused variable ‘pixel_indices2_LSB’ [-Wunused-variable] 10501 | unsigned int pixel_indices2_LSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10514:15: warning: unused variable ‘table1’ [-Wunused-variable] 10514 | unsigned int table1=0, table2=0; | ^~~~~~ etcpack/source/etcpack.cxx:10514:25: warning: unused variable ‘table2’ [-Wunused-variable] 10514 | unsigned int table1=0, table2=0; | ^~~~~~ etcpack/source/etcpack.cxx:10585:15: warning: unused variable ‘tryblocks’ [-Wunused-variable] 10585 | unsigned int tryblocks = 0; | ^~~~~~~~~ etcpack/source/etcpack.cxx:10586:15: warning: unused variable ‘allblocks’ [-Wunused-variable] 10586 | unsigned int allblocks = 0; | ^~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockIndividualExhaustive(uint8*, int, int, int, int, unsigned int&, unsigned int&, unsigned int)’: etcpack/source/etcpack.cxx:10765:15: warning: unused variable ‘best_err_norm_diff’ [-Wunused-variable] 10765 | unsigned int best_err_norm_diff = 255*255*16*3; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10766:15: warning: unused variable ‘best_err_norm_444’ [-Wunused-variable] 10766 | unsigned int best_err_norm_444 = 255*255*16*3; | ^~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10767:15: warning: unused variable ‘best_err_flip_diff’ [-Wunused-variable] 10767 | unsigned int best_err_flip_diff = 255*255*16*3; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10768:15: warning: unused variable ‘best_err_flip_444’ [-Wunused-variable] 10768 | unsigned int best_err_flip_444 = 255*255*16*3; | ^~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10774:6: warning: unused variable ‘min_error’ [-Wunused-variable] 10774 | int min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:10779:15: warning: unused variable ‘pixel_indices1_MSB’ [-Wunused-variable] 10779 | unsigned int pixel_indices1_MSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10780:15: warning: unused variable ‘pixel_indices1_LSB’ [-Wunused-variable] 10780 | unsigned int pixel_indices1_LSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10781:15: warning: unused variable ‘pixel_indices2_MSB’ [-Wunused-variable] 10781 | unsigned int pixel_indices2_MSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10786:15: warning: unused variable ‘pixel_indices2_LSB’ [-Wunused-variable] 10786 | unsigned int pixel_indices2_LSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:10799:15: warning: unused variable ‘table1’ [-Wunused-variable] 10799 | unsigned int table1=0, table2=0; | ^~~~~~ etcpack/source/etcpack.cxx:10799:25: warning: unused variable ‘table2’ [-Wunused-variable] 10799 | unsigned int table1=0, table2=0; | ^~~~~~ etcpack/source/etcpack.cxx:10872:15: warning: unused variable ‘tryblocks’ [-Wunused-variable] 10872 | unsigned int tryblocks = 0; | ^~~~~~~~~ etcpack/source/etcpack.cxx:10873:15: warning: unused variable ‘allblocks’ [-Wunused-variable] 10873 | unsigned int allblocks = 0; | ^~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockDifferentialExhaustivePerceptual(uint8*, int, int, int, int, unsigned int&, unsigned int&, unsigned int)’: etcpack/source/etcpack.cxx:11048:15: warning: unused variable ‘best_err_norm_diff’ [-Wunused-variable] 11048 | unsigned int best_err_norm_diff = MAXERR1000; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11049:15: warning: unused variable ‘best_err_norm_444’ [-Wunused-variable] 11049 | unsigned int best_err_norm_444 = MAXERR1000; | ^~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11050:15: warning: unused variable ‘best_err_flip_diff’ [-Wunused-variable] 11050 | unsigned int best_err_flip_diff = MAXERR1000; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11051:15: warning: unused variable ‘best_err_flip_444’ [-Wunused-variable] 11051 | unsigned int best_err_flip_444 = MAXERR1000; | ^~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11062:15: warning: unused variable ‘pixel_indices1_MSB’ [-Wunused-variable] 11062 | unsigned int pixel_indices1_MSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11063:15: warning: unused variable ‘pixel_indices1_LSB’ [-Wunused-variable] 11063 | unsigned int pixel_indices1_LSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11064:15: warning: unused variable ‘pixel_indices2_MSB’ [-Wunused-variable] 11064 | unsigned int pixel_indices2_MSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11069:15: warning: unused variable ‘pixel_indices2_LSB’ [-Wunused-variable] 11069 | unsigned int pixel_indices2_LSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11071:15: warning: unused variable ‘table1’ [-Wunused-variable] 11071 | unsigned int table1=0, table2=0; | ^~~~~~ etcpack/source/etcpack.cxx:11071:25: warning: unused variable ‘table2’ [-Wunused-variable] 11071 | unsigned int table1=0, table2=0; | ^~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockDifferentialExhaustive(uint8*, int, int, int, int, unsigned int&, unsigned int&, unsigned int)’: etcpack/source/etcpack.cxx:11446:15: warning: unused variable ‘best_err_norm_diff’ [-Wunused-variable] 11446 | unsigned int best_err_norm_diff = 255*255*16*3; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11447:15: warning: unused variable ‘best_err_norm_444’ [-Wunused-variable] 11447 | unsigned int best_err_norm_444 = 255*255*16*3; | ^~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11448:15: warning: unused variable ‘best_err_flip_diff’ [-Wunused-variable] 11448 | unsigned int best_err_flip_diff = 255*255*16*3; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11449:15: warning: unused variable ‘best_err_flip_444’ [-Wunused-variable] 11449 | unsigned int best_err_flip_444 = 255*255*16*3; | ^~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11455:6: warning: unused variable ‘min_error’ [-Wunused-variable] 11455 | int min_error=255*255*8*3; | ^~~~~~~~~ etcpack/source/etcpack.cxx:11460:15: warning: unused variable ‘pixel_indices1_MSB’ [-Wunused-variable] 11460 | unsigned int pixel_indices1_MSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11461:15: warning: unused variable ‘pixel_indices1_LSB’ [-Wunused-variable] 11461 | unsigned int pixel_indices1_LSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11462:15: warning: unused variable ‘pixel_indices2_MSB’ [-Wunused-variable] 11462 | unsigned int pixel_indices2_MSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11467:15: warning: unused variable ‘pixel_indices2_LSB’ [-Wunused-variable] 11467 | unsigned int pixel_indices2_LSB=0; | ^~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx:11469:15: warning: unused variable ‘table1’ [-Wunused-variable] 11469 | unsigned int table1=0, table2=0; | ^~~~~~ etcpack/source/etcpack.cxx:11469:25: warning: unused variable ‘table2’ [-Wunused-variable] 11469 | unsigned int table1=0, table2=0; | ^~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcError59T_col0_Rpercep1000(uint8*, int, unsigned int*)’: etcpack/source/etcpack.cxx:12313:15: warning: unused variable ‘block_error’ [-Wunused-variable] 12313 | unsigned int block_error = 0, | ^~~~~~~~~~~ etcpack/source/etcpack.cxx:12314:12: warning: unused variable ‘best_block_error’ [-Wunused-variable] 12314 | best_block_error = MAXERR1000, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcError59T_col0_R(uint8*, int, unsigned int*)’: etcpack/source/etcpack.cxx:12362:15: warning: unused variable ‘block_error’ [-Wunused-variable] 12362 | unsigned int block_error = 0, | ^~~~~~~~~~~ etcpack/source/etcpack.cxx:12363:14: warning: unused variable ‘best_block_error’ [-Wunused-variable] 12363 | best_block_error = MAXIMUM_ERROR, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcError59T_col0_RGpercep1000(uint8*, int, unsigned int*)’: etcpack/source/etcpack.cxx:12408:15: warning: unused variable ‘block_error’ [-Wunused-variable] 12408 | unsigned int block_error = 0, | ^~~~~~~~~~~ etcpack/source/etcpack.cxx:12409:12: warning: unused variable ‘best_block_error’ [-Wunused-variable] 12409 | best_block_error = MAXERR1000, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcError59T_col0_RG(uint8*, int, unsigned int*)’: etcpack/source/etcpack.cxx:12463:15: warning: unused variable ‘block_error’ [-Wunused-variable] 12463 | unsigned int block_error = 0, | ^~~~~~~~~~~ etcpack/source/etcpack.cxx:12464:12: warning: unused variable ‘best_block_error’ [-Wunused-variable] 12464 | best_block_error = MAXIMUM_ERROR, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcError59T_col0_RGBpercep1000(uint8*, int, unsigned int*)’: etcpack/source/etcpack.cxx:12607:15: warning: unused variable ‘block_error’ [-Wunused-variable] 12607 | unsigned int block_error = 0, | ^~~~~~~~~~~ etcpack/source/etcpack.cxx:12608:12: warning: unused variable ‘best_block_error’ [-Wunused-variable] 12608 | best_block_error = MAXERR1000, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcError59T_col0_RGB(uint8*, int, unsigned int*)’: etcpack/source/etcpack.cxx:12691:15: warning: unused variable ‘block_error’ [-Wunused-variable] 12691 | unsigned int block_error = 0, | ^~~~~~~~~~~ etcpack/source/etcpack.cxx:12692:12: warning: unused variable ‘best_block_error’ [-Wunused-variable] 12692 | best_block_error = MAXIMUM_ERROR, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockTHUMB59TExhaustivePerceptual(uint8*, int, int, int, int, unsigned int&, unsigned int&, unsigned int)’: etcpack/source/etcpack.cxx:13479:15: warning: unused variable ‘avoided’ [-Wunused-variable] 13479 | unsigned int avoided = 0; | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockTHUMB59TExhaustive(uint8*, int, int, int, int, unsigned int&, unsigned int&, unsigned int)’: etcpack/source/etcpack.cxx:13666:15: warning: unused variable ‘avoided’ [-Wunused-variable] 13666 | unsigned int avoided = 0; | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcErrorR_58Hperceptual1000(uint8*, int, int, int, uint8 (*)[3], int, unsigned int*)’: etcpack/source/etcpack.cxx:13745:6: warning: unused variable ‘best_block_error’ [-Wunused-variable] 13745 | best_block_error = MAXERR1000, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcErrorR_58H(uint8*, int, int, int, uint8 (*)[3], int, unsigned int*)’: etcpack/source/etcpack.cxx:13797:6: warning: unused variable ‘best_block_error’ [-Wunused-variable] 13797 | best_block_error = MAXIMUM_ERROR, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcErrorRG_58Hperceptual1000(uint8*, int, int, int, uint8 (*)[3], int, unsigned int*)’: etcpack/source/etcpack.cxx:13849:6: warning: unused variable ‘best_block_error’ [-Wunused-variable] 13849 | best_block_error = MAXERR1000, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void precalcErrorRG_58H(uint8*, int, int, int, uint8 (*)[3], int, unsigned int*)’: etcpack/source/etcpack.cxx:13905:6: warning: unused variable ‘best_block_error’ [-Wunused-variable] 13905 | best_block_error = MAXIMUM_ERROR, | ^~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockTHUMB58HExhaustivePerceptual(uint8*, int, int, int, int, unsigned int&, unsigned int&, unsigned int)’: etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:63: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:14888:2: note: in expansion of macro ‘PUTBITS’ 14888 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:122: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:14888:2: note: in expansion of macro ‘PUTBITS’ 14888 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx:14791:6: warning: unused variable ‘trycols’ [-Wunused-variable] 14791 | int trycols = 0; | ^~~~~~~ etcpack/source/etcpack.cxx:14792:6: warning: unused variable ‘allcols’ [-Wunused-variable] 14792 | int allcols = 0; | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘unsigned int compressBlockTHUMB58HExhaustive(uint8*, int, int, int, int, unsigned int&, unsigned int&, unsigned int)’: etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:63: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:15099:2: note: in expansion of macro ‘PUTBITS’ 15099 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx:130:34: warning: result of ‘(2 << 31)’ requires 34 bits to represent, but ‘int’ only has 32 bits [-Wshift-overflow=] 130 | #define MASK(size, startpos) (((2<<(size-1))-1) << SHIFT(size,startpos)) | ~^~~~~~~~~~ etcpack/source/etcpack.cxx:131:122: note: in expansion of macro ‘MASK’ 131 | #define PUTBITS( dest, data, size, startpos) dest = ((dest & ~MASK(size, startpos)) | ((data << SHIFT(size, startpos)) & MASK(size,startpos))) | ^~~~ etcpack/source/etcpack.cxx:15099:2: note: in expansion of macro ‘PUTBITS’ 15099 | PUTBITS( compressed2, best_pixel_indices, 32, 31); | ^~~~~~~ etcpack/source/etcpack.cxx:15002:6: warning: unused variable ‘trycols’ [-Wunused-variable] 15002 | int trycols = 0; | ^~~~~~~ etcpack/source/etcpack.cxx:15003:6: warning: unused variable ‘allcols’ [-Wunused-variable] 15003 | int allcols = 0; | ^~~~~~~ etcpack/source/etcpack.cxx: In function ‘void compressImageFile(uint8*, uint8*, int, int, char*, int, int)’: etcpack/source/etcpack.cxx:15573:6: warning: suggest parentheses around assignment used as truth value [-Wparentheses] 15573 | if(f=fopen(dstfile,"wb")) | ~^~~~~~~~~~~~~~~~~~~~ etcpack/source/etcpack.cxx: In function ‘void compressFile(char*, char*)’: etcpack/source/etcpack.cxx:15886:6: warning: unused variable ‘tstart’ [-Wunused-variable] 15886 | int tstart; | ^~~~~~ etcpack/source/etcpack.cxx:15887:6: warning: unused variable ‘tstop’ [-Wunused-variable] 15887 | int tstop; | ^~~~~ etcpack/source/etcpack.cxx: In function ‘int main(int, char**)’: etcpack/source/etcpack.cxx:16025:7: warning: unused variable ‘q’ [-Wunused-variable] 16025 | int q = find_pos_of_extension(srcfile); | ^ etcpack/source/etcpack.cxx:16026:7: warning: unused variable ‘q2’ [-Wunused-variable] 16026 | int q2 = find_pos_of_extension(dstfile); | ^~ etcpack/source/etcpack.cxx: At global scope: etcpack/source/etcpack.cxx:222:12: warning: ‘unscramble’ defined but not used [-Wunused-variable] 222 | static int unscramble[4] = {2, 3, 1, 0}; | ^~~~~~~~~~ error: command 'x86_64-linux-gnu-gcc' failed with exit status 1 ---------------------------------------- Command "/usr/bin/python3 -u -c "import setuptools, tokenize;__file__='/tmp/pip-install-9xi2kuyx/etcpack/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-record-71jbq1db/install-record.txt --single-version-externally-managed --compile --user --prefix=" failed with error code 1 in /tmp/pip-install-9xi2kuyx/etcpack/
The text was updated successfully, but these errors were encountered:
fail if Cython isn't installed
c48d300
Both K0lb3#1 and K0lb3#2 were caused by Cython not being installed, this causes an error message in such a case so the user knows what went wrong.
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pip3 install etcpackon Ubuntu 19.10 gives this result:The text was updated successfully, but these errors were encountered: