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Decompile jpegdecoder.c, padsetup.c and code_800C3C20.c (#217)

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* Decompile jpegdecoder.c, padsetup.c and code_800C3C20.c

* change func_800C3C20's prototype and rename some fields in jpeg related structs

* Fix comment in Jpeg_GetU16 and change func_800C3C20

* use a switch in padsetup.c
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Random 2020-06-22 00:43:14 +02:00 • committed by GitHub
parent afce6a3c36
commit ab1ec89f22
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18 changed files with 389 additions and 653 deletions
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6
src/code/jpegutils.c
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@ -12,7 +12,7 @@ void JpegUtils_ProcessQuantizationTable(u8* dqt, JpegQuantizationTable* qt, u8 c
}
}
s32 JpegUtils_ParseHuffmancodesLengths(u8* ptr, u8* codesLengths) {
s32 JpegUtils_ParseHuffmanCodesLengths(u8* ptr, u8* codesLengths) {
u8 off = 1;
s16 count = 0;
s16 idx = 1;
@ -84,7 +84,7 @@ u32 JpegUtils_ProcessHuffmanTableImpl(u8* data, JpegHuffmanTable* ht, u8* codesL
s32 count;
s32 temp;
count = JpegUtils_ParseHuffmancodesLengths(data, codesLengths);
count = JpegUtils_ParseHuffmanCodesLengths(data, codesLengths);
ret = count;
if (count == 0 || (isAc && count > 0x100) || (!isAc && count > 0x10)) {
return 0;
@ -139,7 +139,7 @@ u32 JpegUtils_ProcessHuffmanTableImplOld(u8* dht, JpegHuffmanTableOld* ht, u8* c
isAc = *dht++ >> 4;
count2 = count = JpegUtils_ParseHuffmancodesLengths(dht, codesLengths);
count2 = count = JpegUtils_ParseHuffmanCodesLengths(dht, codesLengths);
if (count == 0 || (isAc && count > 0x100) || (!isAc && count > 0x10)) {
return 1;