dany/libwebp
1
0
Fork 0
mirror of https://github.com/webmproject/libwebp.git synced 2025-10-31 10:25:46 +01:00
Code Issues Actions Packages Projects Releases Wiki Activity

cosmetics,FindClosestDiscretized: use uint in mask creation

Browse Source 
Change-Id: Ib1edd74be1c051c10cfe2defadbea48cabe15135
This commit is contained in:
James Zern
2017-05-22 08:21:44 -07:00
parent f1784aee04
commit b588729740
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
src/enc/near_lossless_enc.c
View File

@@ -27,7 +27,7 @@
// Quantizes the value up or down to a multiple of 1<<bits (or to 255),
// choosing the closer one, resolving ties using bankers' rounding.
static uint32_t FindClosestDiscretized(uint32_t a, int bits) {
const uint32_t mask = (1 << bits) - 1;
const uint32_t mask = (1u << bits) - 1;
const uint32_t biased = a + (mask >> 1) + ((a >> bits) & 1);
assert(bits > 0);
if (biased > 0xff) return 0xff;