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lavfi/select: correctly set prev_t and prev_pts 

In particular, fix trac ticket #2248.
This commit is contained in:
Stefano Sabatini 2013-02-07 21:16:11 +01:00
parent 872855e2a5
commit c0a4871c16
1 changed files with 3 additions and 1 deletions
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4
libavfilter/f_select.c
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@ -184,6 +184,7 @@ static int config_input(AVFilterLink *inlink)
select->var_values[VAR_PREV_PTS] = NAN;
select->var_values[VAR_PREV_SELECTED_PTS] = NAN;
select->var_values[VAR_PREV_SELECTED_T] = NAN;
select->var_values[VAR_PREV_T] = NAN;
select->var_values[VAR_START_PTS] = NAN;
select->var_values[VAR_START_T] = NAN;
@ -273,7 +274,6 @@ static int select_frame(AVFilterContext *ctx, AVFilterBufferRef *ref)
select->var_values[VAR_PTS] = TS2D(ref->pts);
select->var_values[VAR_T ] = TS2D(ref->pts) * av_q2d(inlink->time_base);
select->var_values[VAR_POS] = ref->pos == -1 ? NAN : ref->pos;
select->var_values[VAR_PREV_PTS] = TS2D(ref ->pts);
switch (inlink->type) {
case AVMEDIA_TYPE_AUDIO:
@ -334,6 +334,8 @@ static int select_frame(AVFilterContext *ctx, AVFilterBufferRef *ref)
}
select->var_values[VAR_N] += 1.0;
select->var_values[VAR_PREV_PTS] = select->var_values[VAR_PTS];
select->var_values[VAR_PREV_T] = select->var_values[VAR_T];
return res;
}