diff options
Diffstat (limited to 'apps/plugins/lib')
| -rw-r--r-- | apps/plugins/lib/gray_core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/apps/plugins/lib/gray_core.c b/apps/plugins/lib/gray_core.c index 4dbe7d4..2b4d2c5 100644 --- a/apps/plugins/lib/gray_core.c +++ b/apps/plugins/lib/gray_core.c @@ -438,7 +438,7 @@ int gray_init(struct plugin_api* newrb, unsigned char *gbuf, long gbuf_size, { for (i = 0; i < 256; i++) { - data = exp_s16p16((gamma * log_s16p16(i * 257 + 1)) >> 8); + data = exp_s16p16((gamma * log_s16p16(i * 257 + 1)) >> 8) + 128; data = (data - (data >> 8)) >> 8; /* approx. data /= 257 */ data = MULU16(depth, lcdlinear[data]) + 127; _gray_info.idxtable[i] = (data + (data >> 8)) >> 8; |