forked from enlightenment/efl
22 lines
564 B
C
22 lines
564 B
C
#include "evas_common_private.h"
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#include "evas_convert_grypal_6.h"
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void evas_common_convert_rgba_to_8bpp_pal_gray64(DATA32 *src, DATA8 *dst, int src_jump, int dst_jump, int w, int h, int dith_x EINA_UNUSED, int dith_y EINA_UNUSED, DATA8 *pal)
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{
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DATA32 *src_ptr;
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DATA8 *dst_ptr;
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int x, y;
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DATA8 Y;
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dst_ptr = dst;
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CONVERT_LOOP_START_ROT_0();
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/* RGB -> YUV conversion */
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Y = ((R_VAL(src_ptr) * 76) +
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(G_VAL(src_ptr) * 151) +
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(B_VAL(src_ptr) * 29)) >> 10;
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*dst_ptr = pal[Y];
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CONVERT_LOOP_END_ROT_0();
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}
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