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silence warning 'possible loss of data' (win64) #44

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silence warning 'possible loss of data' (win64) #44

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11 changes: 6 additions & 5 deletions lodepng.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -3046,7 +3046,7 @@ static int color_tree_has(ColorTree* tree, unsigned char r, unsigned char g, uns
/*color is not allowed to already exist.
Index should be >= 0 (it's signed to be compatible with using -1 for "doesn't exist")*/
static void color_tree_add(ColorTree* tree,
unsigned char r, unsigned char g, unsigned char b, unsigned char a, unsigned index)
unsigned char r, unsigned char g, unsigned char b, unsigned char a, size_t index)
{
int bit;
for(bit = 0; bit < 8; ++bit)
Expand Down Expand Up @@ -4313,7 +4313,7 @@ static unsigned readChunk_tEXt(LodePNGInfo* info, const unsigned char* data, siz

while(!error) /*not really a while loop, only used to break on error*/
{
unsigned length, string2_begin;
size_t length, string2_begin;

length = 0;
while(length < chunkLength && data[length] != 0) ++length;
Expand Down Expand Up @@ -4354,7 +4354,7 @@ static unsigned readChunk_zTXt(LodePNGInfo* info, const LodePNGDecompressSetting
unsigned error = 0;
unsigned i;

unsigned length, string2_begin;
size_t length, string2_begin;
char *key = 0;
ucvector decoded;

Expand Down Expand Up @@ -4401,9 +4401,10 @@ static unsigned readChunk_iTXt(LodePNGInfo* info, const LodePNGDecompressSetting
const unsigned char* data, size_t chunkLength)
{
unsigned error = 0;
unsigned i;
size_t i;

unsigned length, begin, compressed;
size_t length, begin;
unsigned compressed;
char *key = 0, *langtag = 0, *transkey = 0;
ucvector decoded;
ucvector_init(&decoded);
Expand Down