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- fixed speckles (white dots) on dithered images (bug still present on the

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PowerPC architecture, because on LinuxPPC char is unsigned by default, not
  signed like on the other platforms).
  Bug fixed by Philip Derrin <philipd@student.unsw.edu.au>
- miscelaneous bug fixes

We would like people with cvs access experimenting the white 'speckles' on
images to test if they still have the problem.
This commit is contained in:
dan
2001-05-10 00:16:28 +00:00
parent 19ad865f49
commit ddde229665
8 changed files with 77 additions and 55 deletions
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20
wrlib/convert.c
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@@ -139,7 +139,7 @@ computeStdTable(unsigned int mult, unsigned int max)
static void
convertTrueColor_generic(RXImage *ximg, RImage *image,
char *err, char *nerr,
signed char *err, signed char *nerr,
const short *rtable,
const short *gtable,
const short *btable,
@@ -148,7 +148,7 @@ convertTrueColor_generic(RXImage *ximg, RImage *image,
const unsigned short goffs,
const unsigned short boffs)
{
char *terr;
signed char *terr;
int x, y, r, g, b;
int pixel;
int rer, ger, ber;
@@ -330,7 +330,7 @@ image2TrueColor(RContext *ctx, RImage *image)
static void
convertPseudoColor_to_8(RXImage *ximg, RImage *image,
char *err, char *nerr,
signed char *err, signed char *nerr,
const short *rtable,
const short *gtable,
const short *btable,
@@ -338,7 +338,7 @@ convertPseudoColor_to_8(RXImage *ximg, RImage *image,
unsigned long *pixels,
int cpc)
{
char *terr;
signed char *terr;
int x, y, r, g, b;
int pixel;
int rer, ger, ber;
@@ -545,8 +545,8 @@ image2StandardPseudoColor(RContext *ctx, RImage *image)
}
} else {
/* dither */
short *err, *nerr;
short *terr;
signed short *err, *nerr;
signed short *terr;
int rer, ger, ber;
int x1, ofs;
@@ -842,6 +842,14 @@ hermesConvert(RContext *context, RImage *image)
dest.indexed = 1;
dest.has_colorkey = 0;
/*printf("source r=0x%x, g=0x%x, b=0x%x, a=0x%x, b=%d, i=%d, c=%d\n",
source.r, source.g, source.b, source.a,
source.bits, source.indexed, source.has_colorkey);
printf("dest r=0x%x, g=0x%x, b=0x%x, a=0x%x, b=%d, i=%d, c=%d\n",
dest.r, dest.g, dest.b, dest.a,
dest.bits, dest.indexed, dest.has_colorkey);
*/
Hermes_ConverterRequest(context->hermes_data->converter, &source, &dest);
Hermes_ConverterPalette(context->hermes_data->converter,