[FFmpeg-devel] [PATCH] AMR-WB Decoder

[Ronald S. Bultje]

Hi,

2010/9/18 Marcelo Galv?o P?voa <marspeoplester at gmail.com>:
> On 18 September 2010 22:27, Ronald S. Bultje <rsbultje at gmail.com> wrote:
>> What "random" number generator does the ref decoder use? Is it an algo
>> that you can copy, or is it literally "random()"?
>
> It is simple:
>
> Word16 D_UTIL_random(Word16 *seed)
> {
> ? /*static Word16 seed = 21845;*/
> ? *seed = (Word16)(*seed * 31821L + 13849L);
> ? return(*seed);
> }

So why don't we use that also - at least if s->flags &
CODEC_FLAG_BITEXACT is set?

Ronald