diff options
Diffstat (limited to 'tools/gifconv/decompress.c')
| -rw-r--r-- | tools/gifconv/decompress.c | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/tools/gifconv/decompress.c b/tools/gifconv/decompress.c index 18dbb3e..abccb7f 100644 --- a/tools/gifconv/decompress.c +++ b/tools/gifconv/decompress.c @@ -19,13 +19,8 @@ static int BitOffset = 0, /* Bit Offset of next code */ XC = 0, YC = 0, /* Output X and Y coords of current pixel */ Pass = 0, /* Used by output routine if WORDerlaced pic */ OutCount = 0, /* Decompressor output 'stack count' */ -RWidth, RHeight, /* screen dimensions */ IWidth, IHeight, /* image dimensions */ -LeftOfs, TopOfs, /* image offset */ -BitsPerPixel, /* Bits per pixel, read from GIF header */ BytesPerScanline, /* Bytes per scanline in output raster */ -ColorMapSize, /* number of colors */ -Background, /* background color */ CodeSize, /* Code size, read from GIF header */ InitCodeSize, /* Starting code size, used during Clear */ Code, /* Value returned by ReadCode */ @@ -73,7 +68,7 @@ int numused; * three BYTEs, compute the bit Offset WORDo our 24-bit chunk, shift to * bring the desired code to the bottom, then mask it off and return it. */ -ReadCode() +static int ReadCode(void) { int RawCode, ByteOffset; @@ -87,8 +82,7 @@ ReadCode() } -AddToPixel(Index) -BYTE Index; +static void AddToPixel(BYTE Index) { if (YC<IHeight) *(Image + YC * BytesPerScanline + XC) = Index; @@ -202,7 +196,7 @@ GIFHEAD *GifHead; /* Allocate the Image */ - if (!(Image = (BYTE *)malloc(IWidth*IHeight))) { + if (!(Image = (BYTE *)malloc((size_t)IWidth*(size_t)IHeight))) { printf("Out of memory"); exit(-1); } |