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tif_dirwrite.c: fix various warnings found when building GDAL with internal libtiff after 6df997c786 changes

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This commit is contained in:
Even Rouault 2020-02-27 21:50:59 +01:00
parent 8c4b470889
commit edc16ac20a
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GPG Key ID: 33EBBFC47B3DD87D
1 changed files with 33 additions and 18 deletions
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51
libtiff/tif_dirwrite.c
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@ -162,10 +162,12 @@ static int TIFFWriteDirectoryTagRationalDoubleArray(TIFF* tif, uint32* ndir, TIF
static int TIFFWriteDirectoryTagSrationalDoubleArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, double* value);
static int TIFFWriteDirectoryTagCheckedRationalDoubleArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, double* value);
static int TIFFWriteDirectoryTagCheckedSrationalDoubleArray(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, uint32 count, double* value);
void DoubleToRational(double f, uint32 *num, uint32 *denom);
void DoubleToSrational(double f, int32 *num, int32 *denom);
void DoubleToRational_direct(double value, unsigned long *num, unsigned long *denom);
void DoubleToSrational_direct(double value, long *num, long *denom);
static void DoubleToRational(double f, uint32 *num, uint32 *denom);
static void DoubleToSrational(double f, int32 *num, int32 *denom);
#if 0
static void DoubleToRational_direct(double value, unsigned long *num, unsigned long *denom);
static void DoubleToSrational_direct(double value, long *num, long *denom);
#endif
#ifdef notdef
static int TIFFWriteDirectoryTagCheckedFloat(TIFF* tif, uint32* ndir, TIFFDirEntry* dir, uint16 tag, float value);
@ -2609,7 +2611,8 @@ TIFFWriteDirectoryTagCheckedSrationalDoubleArray(TIFF* tif, uint32* ndir, TIFFDi
return(o);
} /*--- TIFFWriteDirectoryTagCheckedSrationalDoubleArray() -------- */
#if 0
static
void DoubleToRational_direct(double value, unsigned long *num, unsigned long *denom)
{
/*--- OLD Code for debugging and comparison ---- */
@ -2639,8 +2642,10 @@ void DoubleToRational_direct(double value, unsigned long *num, unsigned long *de
*denom=(uint32)((double)0xFFFFFFFFU/(value));
}
} /*-- DoubleToRational_direct() -------------- */
#endif
#if 0
static
void DoubleToSrational_direct(double value, long *num, long *denom)
{
/*--- OLD Code for debugging and comparison -- SIGNED-version ----*/
@ -2686,7 +2691,7 @@ void DoubleToSrational_direct(double value, long *num, long *denom)
}
}
} /*-- DoubleToSrational_direct() --------------*/
#endif
//#define DOUBLE2RAT_DEBUGOUTPUT
/** ----- Rational2Double: Double To Rational Conversion ----------------------------------------------------------
@ -2813,6 +2818,7 @@ void ToRationalEuclideanGCD(double value, int blnUseSignedRange, int blnUseSmall
* for UN-SIGNED rationals,
* using the Euclidean algorithm to find the greatest common divisor (GCD)
------------------------------------------------------------------------*/
static
void DoubleToRational(double value, uint32 *num, uint32 *denom)
{
/*---- UN-SIGNED RATIONAL ---- */
@ -2828,20 +2834,20 @@ void DoubleToRational(double value, uint32 *num, uint32 *denom)
/*-- Check for too big numbers (> ULONG_MAX) -- */
if (value > 0xFFFFFFFFUL) {
*num = 0xFFFFFFFFUL;
*num = 0xFFFFFFFFU;
*denom = 0;
return;
}
/*-- Check for easy integer numbers -- */
if (value == (unsigned long)(value)) {
*num = (unsigned long)value;
*num = (uint32)value;
*denom = 1;
return;
}
/*-- Check for too small numbers for "unsigned long" type rationals -- */
if (value < 1.0 / (double)0xFFFFFFFFUL) {
*num = 0;
*denom = 0xFFFFFFFFUL;
*denom = 0xFFFFFFFFU;
return;
}
@ -2853,7 +2859,11 @@ void DoubleToRational(double value, uint32 *num, uint32 *denom)
ToRationalEuclideanGCD(value, FALSE, TRUE, &ullNum2, &ullDenom2);
/*-- Double-Check, that returned values fit into ULONG :*/
if (ullNum > 0xFFFFFFFFUL || ullDenom > 0xFFFFFFFFUL || ullNum2 > 0xFFFFFFFFUL || ullDenom2 > 0xFFFFFFFFUL) {
#if defined(__WIN32__) && (defined(_MSC_VER) || defined(__MINGW32__))
TIFFErrorExt(0, "TIFFLib: DoubeToRational()", " Num or Denom exceeds ULONG: val=%14.6f, num=%I64u, denom=%I64u | num2=%I64u, denom2=%I64u", value, ullNum, ullDenom, ullNum2, ullDenom2);
#else
TIFFErrorExt(0, "TIFFLib: DoubeToRational()", " Num or Denom exceeds ULONG: val=%14.6f, num=%12llu, denom=%12llu | num2=%12llu, denom2=%12llu", value, ullNum, ullDenom, ullNum2, ullDenom2);
#endif
assert(0);
}
@ -2861,12 +2871,12 @@ void DoubleToRational(double value, uint32 *num, uint32 *denom)
dblDiff = fabs(value - ((double)ullNum / (double)ullDenom));
dblDiff2 = fabs(value - ((double)ullNum2 / (double)ullDenom2));
if (dblDiff < dblDiff2) {
*num = (unsigned long)ullNum;
*denom = (unsigned long)ullDenom;
*num = (uint32)ullNum;
*denom = (uint32)ullDenom;
}
else {
*num = (unsigned long)ullNum2;
*denom = (unsigned long)ullDenom2;
*num = (uint32)ullNum2;
*denom = (uint32)ullDenom2;
}
} /*-- DoubleToRational() -------------- */
@ -2875,6 +2885,7 @@ void DoubleToRational(double value, uint32 *num, uint32 *denom)
* for SIGNED rationals,
* using the Euclidean algorithm to find the greatest common divisor (GCD)
------------------------------------------------------------------------*/
static
void DoubleToSrational(double value, int32 *num, int32 *denom)
{
/*---- SIGNED RATIONAL ----*/
@ -2913,7 +2924,11 @@ void DoubleToSrational(double value, int32 *num, int32 *denom)
ToRationalEuclideanGCD(value, TRUE, TRUE, &ullNum2, &ullDenom2);
/*-- Double-Check, that returned values fit into LONG :*/
if (ullNum > 0x7FFFFFFFL || ullDenom > 0x7FFFFFFFL || ullNum2 > 0x7FFFFFFFL || ullDenom2 > 0x7FFFFFFFL) {
#if defined(__WIN32__) && (defined(_MSC_VER) || defined(__MINGW32__))
TIFFErrorExt(0, "TIFFLib: DoubeToSrational()", " Num or Denom exceeds LONG: val=%14.6f, num=%I64u, denom=%I64u | num2=%I64u, denom2=%I64u", neg*value, ullNum, ullDenom, ullNum2, ullDenom2);
#else
TIFFErrorExt(0, "TIFFLib: DoubeToSrational()", " Num or Denom exceeds LONG: val=%14.6f, num=%12llu, denom=%12llu | num2=%12llu, denom2=%12llu", neg*value, ullNum, ullDenom, ullNum2, ullDenom2);
#endif
assert(0);
}
@ -2921,12 +2936,12 @@ void DoubleToSrational(double value, int32 *num, int32 *denom)
dblDiff = fabs(value - ((double)ullNum / (double)ullDenom));
dblDiff2 = fabs(value - ((double)ullNum2 / (double)ullDenom2));
if (dblDiff < dblDiff2) {
*num = (long)(neg * (long)ullNum);
*denom = (long)ullDenom;
*num = (uint32)(neg * (long)ullNum);
*denom = (uint32)ullDenom;
}
else {
*num = (long)(neg * (long)ullNum2);
*denom = (long)ullDenom2;
*num = (uint32)(neg * (long)ullNum2);
*denom = (uint32)ullDenom2;
}
} /*-- DoubleToSrational() --------------*/