aresample: increase n_out buffer size a bit to reduce delay in some corner cases

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-12-13 18:17:48 +01:00
parent 7726916c14
commit 616e6ffac6

View File

@ -174,7 +174,7 @@ static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *insamplesref)
{
AResampleContext *aresample = inlink->dst->priv;
const int n_in = insamplesref->audio->nb_samples;
int n_out = FFMAX(n_in * aresample->ratio * 2, 1);
int n_out = n_in * aresample->ratio * 2 + 256;
AVFilterLink *const outlink = inlink->dst->outputs[0];
AVFilterBufferRef *outsamplesref = ff_get_audio_buffer(outlink, AV_PERM_WRITE, n_out);
int ret;