diff options
Diffstat (limited to 'source/blender/imbuf/intern/radiance_hdr.c')
| -rw-r--r-- | source/blender/imbuf/intern/radiance_hdr.c | 53 |
1 files changed, 22 insertions, 31 deletions
diff --git a/source/blender/imbuf/intern/radiance_hdr.c b/source/blender/imbuf/intern/radiance_hdr.c index aa07edf5c3a..00ef12a54f8 100644 --- a/source/blender/imbuf/intern/radiance_hdr.c +++ b/source/blender/imbuf/intern/radiance_hdr.c @@ -33,7 +33,7 @@ #define BLU 2 #define EXP 3 #define COLXS 128 -typedef unsigned char RGBE[4]; +typedef uchar RGBE[4]; typedef float fCOLOR[3]; /* copy source -> dest */ @@ -41,10 +41,7 @@ typedef float fCOLOR[3]; (c2[RED] = c1[RED], c2[GRN] = c1[GRN], c2[BLU] = c1[BLU], c2[EXP] = c1[EXP]) /* read routines */ -static const unsigned char *oldreadcolrs(RGBE *scan, - const unsigned char *mem, - int xmax, - const unsigned char *mem_eof) +static const uchar *oldreadcolrs(RGBE *scan, const uchar *mem, int xmax, const uchar *mem_eof) { size_t i, rshift = 0, len = xmax; while (len > 0) { @@ -72,10 +69,7 @@ static const unsigned char *oldreadcolrs(RGBE *scan, return mem; } -static const unsigned char *freadcolrs(RGBE *scan, - const unsigned char *mem, - int xmax, - const unsigned char *mem_eof) +static const uchar *freadcolrs(RGBE *scan, const uchar *mem, int xmax, const uchar *mem_eof) { if (UNLIKELY(mem_eof - mem < 4)) { return NULL; @@ -118,7 +112,7 @@ static const unsigned char *freadcolrs(RGBE *scan, } val = *mem++; while (code--) { - scan[j++][i] = (unsigned char)val; + scan[j++][i] = (uchar)val; } } else { @@ -167,16 +161,16 @@ static void FLOAT2RGBE(const fCOLOR fcol, RGBE rgbe) } else { d = (float)frexp(d, &e) * 256.0f / d; - rgbe[RED] = (unsigned char)(fcol[RED] * d); - rgbe[GRN] = (unsigned char)(fcol[GRN] * d); - rgbe[BLU] = (unsigned char)(fcol[BLU] * d); - rgbe[EXP] = (unsigned char)(e + COLXS); + rgbe[RED] = (uchar)(fcol[RED] * d); + rgbe[GRN] = (uchar)(fcol[GRN] * d); + rgbe[BLU] = (uchar)(fcol[BLU] * d); + rgbe[EXP] = (uchar)(e + COLXS); } } /* ImBuf read */ -bool imb_is_a_hdr(const unsigned char *buf, const size_t size) +bool imb_is_a_hdr(const uchar *buf, const size_t size) { /* NOTE: `#?RADIANCE` is used by other programs such as `ImageMagik`, * Although there are some files in the wild that only use `#?` (from looking online). @@ -187,17 +181,14 @@ bool imb_is_a_hdr(const unsigned char *buf, const size_t size) * * See: http://paulbourke.net/dataformats/pic/ */ - const unsigned char magic[2] = {'#', '?'}; + const uchar magic[2] = {'#', '?'}; if (size < sizeof(magic)) { return false; } return memcmp(buf, magic, sizeof(magic)) == 0; } -struct ImBuf *imb_loadhdr(const unsigned char *mem, - size_t size, - int flags, - char colorspace[IM_MAX_SPACE]) +struct ImBuf *imb_loadhdr(const uchar *mem, size_t size, int flags, char colorspace[IM_MAX_SPACE]) { struct ImBuf *ibuf; RGBE *sline; @@ -205,7 +196,7 @@ struct ImBuf *imb_loadhdr(const unsigned char *mem, float *rect_float; int found = 0; int width = 0, height = 0; - const unsigned char *ptr, *mem_eof = mem + size; + const uchar *ptr, *mem_eof = mem + size; char oriY[3], oriX[3]; if (!imb_is_a_hdr(mem, size)) { @@ -246,7 +237,7 @@ struct ImBuf *imb_loadhdr(const unsigned char *mem, * since the format uses RLE compression. Can cause excessive memory allocation to occur. */ /* find end of this line, data right behind it */ - ptr = (const unsigned char *)strchr((const char *)&mem[x], '\n'); + ptr = (const uchar *)strchr((const char *)&mem[x], '\n'); if (ptr == NULL || ptr >= mem_eof) { return NULL; } @@ -306,7 +297,7 @@ struct ImBuf *imb_loadhdr(const unsigned char *mem, /* ImBuf write */ static int fwritecolrs( - FILE *file, int width, int channels, const unsigned char *ibufscan, const float *fpscan) + FILE *file, int width, int channels, const uchar *ibufscan, const float *fpscan) { int beg, c2, count = 0; fCOLOR fcol; @@ -343,8 +334,8 @@ static int fwritecolrs( /* put magic header */ putc(2, file); putc(2, file); - putc((unsigned char)(width >> 8), file); - putc((unsigned char)(width & 255), file); + putc((uchar)(width >> 8), file); + putc((uchar)(width & 255), file); /* put components separately */ for (size_t i = 0; i < 4; i++) { for (size_t j = 0; j < width; j += count) { /* find next run */ @@ -362,8 +353,8 @@ static int fwritecolrs( c2 = j + 1; while (rgbe_scan[c2++][i] == rgbe_scan[j][i]) { if (c2 == beg) { /* short run */ - putc((unsigned char)(128 + beg - j), file); - putc((unsigned char)(rgbe_scan[j][i]), file); + putc((uchar)(128 + beg - j), file); + putc((uchar)(rgbe_scan[j][i]), file); j = beg; break; } @@ -373,13 +364,13 @@ static int fwritecolrs( if ((c2 = beg - j) > 128) { c2 = 128; } - putc((unsigned char)(c2), file); + putc((uchar)(c2), file); while (c2--) { putc(rgbe_scan[j++][i], file); } } if (count >= MINRUN) { /* write out run */ - putc((unsigned char)(128 + count), file); + putc((uchar)(128 + count), file); putc(rgbe_scan[beg][i], file); } else { @@ -411,7 +402,7 @@ bool imb_savehdr(struct ImBuf *ibuf, const char *filepath, int flags) FILE *file = BLI_fopen(filepath, "wb"); float *fp = NULL; size_t width = ibuf->x, height = ibuf->y; - unsigned char *cp = NULL; + uchar *cp = NULL; (void)flags; /* unused */ @@ -422,7 +413,7 @@ bool imb_savehdr(struct ImBuf *ibuf, const char *filepath, int flags) writeHeader(file, width, height); if (ibuf->rect) { - cp = (unsigned char *)ibuf->rect + ibuf->channels * (height - 1) * width; + cp = (uchar *)ibuf->rect + ibuf->channels * (height - 1) * width; } if (ibuf->rect_float) { fp = ibuf->rect_float + ibuf->channels * (height - 1) * width; |