diff options
| author | Mans Rullgard <mans@mansr.com> | 2011-10-11 17:45:55 +0100 |
|---|---|---|
| committer | Mans Rullgard <mans@mansr.com> | 2011-10-12 12:28:08 +0100 |
| commit | c682514a8f17a886f31c5aa0bba78c4f260fbfcf (patch) | |
| tree | 9e38d10dfbae7a9c4a3a026d5e556587a8966fc3 /libavcodec | |
| parent | 5e87222fd1dd57483c2a566e6643ca601b0e4e0c (diff) | |
| download | ffmpeg-c682514a8f17a886f31c5aa0bba78c4f260fbfcf.tar.gz | |
qdm2: fix signed multiplication overflow
This code relies on the result wrapping as for unsigned
values, and the sign is not used. Thus an unsigned type
is proper here.
Signed-off-by: Mans Rullgard <mans@mansr.com>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/qdm2_tablegen.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/qdm2_tablegen.h b/libavcodec/qdm2_tablegen.h index b2bb294f58..bb73d92531 100644 --- a/libavcodec/qdm2_tablegen.h +++ b/libavcodec/qdm2_tablegen.h @@ -90,7 +90,7 @@ static av_cold void rnd_table_init(void) { static av_cold void init_noise_samples(void) { int i; - int random_seed = 0; + unsigned random_seed = 0; float delta = 1.0 / 16384.0; for (i = 0; i < 128;i++) { random_seed = random_seed * 214013 + 2531011; |