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lavfi: remove ff_poll_frame(). 

It is never used.
This commit is contained in:
Nicolas George 2019-12-02 16:41:07 +01:00
parent 9ea7e68907
commit 65e6850c56
2 changed files with 0 additions and 27 deletions
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18
libavfilter/avfilter.c
View File

@ -467,24 +467,6 @@ static int ff_request_frame_to_filter(AVFilterLink *link)
return ret;
}
int ff_poll_frame(AVFilterLink *link)
{
int i, min = INT_MAX;
if (link->srcpad->poll_frame)
return link->srcpad->poll_frame(link);
for (i = 0; i < link->src->nb_inputs; i++) {
int val;
if (!link->src->inputs[i])
return AVERROR(EINVAL);
val = ff_poll_frame(link->src->inputs[i]);
min = FFMIN(min, val);
}
return min;
}
static const char *const var_names[] = {
"t",
"n",

9
libavfilter/internal.h
View File

@ -289,15 +289,6 @@ static inline int ff_insert_outpad(AVFilterContext *f, unsigned index,
&f->output_pads, &f->outputs, p);
}
/**
* Poll a frame from the filter chain.
*
* @param link the input link
* @return the number of immediately available frames, a negative
* number in case of error
*/
int ff_poll_frame(AVFilterLink *link);
/**
* Request an input frame from the filter at the other end of the link.
*