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Searched refs:SCALEBITS (Results 1 – 3 of 3) sorted by relevance

/AliOS-Things-master/components/SDL2/src/image/external/jpeg-9b/
A Djdmerge.c73 #define SCALEBITS 16 /* speediest right-shift on some machines */ macro
74 #define ONE_HALF ((INT32) 1 << (SCALEBITS-1))
75 #define FIX(x) ((INT32) ((x) * (1L<<SCALEBITS) + 0.5))
110 RIGHT_SHIFT(FIX(1.402) * x + ONE_HALF, SCALEBITS); in build_ycc_rgb_table()
113 RIGHT_SHIFT(FIX(1.772) * x + ONE_HALF, SCALEBITS); in build_ycc_rgb_table()
150 RIGHT_SHIFT(FIX(2.804) * x + ONE_HALF, SCALEBITS); in build_bg_ycc_rgb_table()
153 RIGHT_SHIFT(FIX(3.544) * x + ONE_HALF, SCALEBITS); in build_bg_ycc_rgb_table()
296 cgreen = (int) RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS); in h2v1_merged_upsample()
315 cgreen = (int) RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS); in h2v1_merged_upsample()
360 cgreen = (int) RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS); in h2v2_merged_upsample()
[all …]
A Djccolor.c71 #define SCALEBITS 16 /* speediest right-shift on some machines */ macro
72 #define CBCR_OFFSET ((INT32) CENTERJSAMPLE << SCALEBITS)
73 #define ONE_HALF ((INT32) 1 << (SCALEBITS-1))
74 #define FIX(x) ((INT32) ((x) * (1L<<SCALEBITS) + 0.5))
173 >> SCALEBITS); in rgb_ycc_convert()
177 >> SCALEBITS); in rgb_ycc_convert()
181 >> SCALEBITS); in rgb_ycc_convert()
221 >> SCALEBITS); in rgb_gray_convert()
270 >> SCALEBITS); in cmyk_ycck_convert()
274 >> SCALEBITS); in cmyk_ycck_convert()
[all …]
A Djdcolor.c91 #define SCALEBITS 16 /* speediest right-shift on some machines */ macro
92 #define ONE_HALF ((INT32) 1 << (SCALEBITS-1))
93 #define FIX(x) ((INT32) ((x) * (1L<<SCALEBITS) + 0.5))
139 RIGHT_SHIFT(FIX(1.402) * x + ONE_HALF, SCALEBITS); in build_ycc_rgb_table()
142 RIGHT_SHIFT(FIX(1.772) * x + ONE_HALF, SCALEBITS); in build_ycc_rgb_table()
179 RIGHT_SHIFT(FIX(2.804) * x + ONE_HALF, SCALEBITS); in build_bg_ycc_rgb_table()
182 RIGHT_SHIFT(FIX(3.544) * x + ONE_HALF, SCALEBITS); in build_bg_ycc_rgb_table()
238 SCALEBITS))]; in ycc_rgb_convert()
303 >> SCALEBITS); in rgb_gray_convert()
386 >> SCALEBITS); in rgb1_gray_convert()
[all …]

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