xan/cammy
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Do better job of converting to grayscale

Browse source
This commit is contained in:
XANTRONIX Development 2016-05-11 22:55:37 -05:00
parent 6089df1cd4
commit 3e5d6c2f8d
1 changed files with 6 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
src/test.c
View file

@ -108,8 +108,12 @@ static void image_copy(cammy_sram_frame *frame, uint8_t *buf) {
g = buf[4*CAMMY_SRAM_PHOTO_WIDTH*y+4*x+1],
b = buf[4*CAMMY_SRAM_PHOTO_WIDTH*y+4*x+2];
uint8_t avg = (uint8_t)(((float)r + (float)g + (float)b) / 3);
uint32_t slot = bayer_matrix[avg];
uint8_t gray = (uint8_t)
((0.2126 * (float)r)
+ (0.7152 * (float)g)
+ (0.0722 * (float)b));
uint32_t slot = bayer_matrix[gray];
uint32_t from = (slot & 0x03000000) >> 24;
uint32_t to = (slot & 0x00030000) >> 16;
uint8_t value;