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Code Issues Releases Activity

avcodec/setts_bsf: stop repeatedly setting values that don't change between packets

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Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2022-02-28 12:30:45 -03:00
parent 129f5ed87e
commit 9c8a06a7d6
1 changed files with 2 additions and 2 deletions
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4
libavcodec/setts_bsf.c
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@ -145,6 +145,8 @@ static int setts_init(AVBSFContext *ctx)
s->start_pts = AV_NOPTS_VALUE;
s->start_dts = AV_NOPTS_VALUE;
s->var_values[VAR_NOPTS] = AV_NOPTS_VALUE;
s->var_values[VAR_TB] = ctx->time_base_in.den ? av_q2d(ctx->time_base_in) : 0;
s->var_values[VAR_SR] = ctx->par_in->sample_rate;
return 0;
}
@ -187,8 +189,6 @@ static int setts_filter(AVBSFContext *ctx, AVPacket *pkt)
s->var_values[VAR_NEXT_DUR] = pkt->duration;
s->var_values[VAR_STARTPTS] = s->start_pts;
s->var_values[VAR_STARTDTS] = s->start_dts;
s->var_values[VAR_TB] = ctx->time_base_out.den ? av_q2d(ctx->time_base_out) : 0;
s->var_values[VAR_SR] = ctx->par_in->sample_rate;
new_ts = llrint(av_expr_eval(s->ts_expr, s->var_values, NULL));
new_duration = llrint(av_expr_eval(s->duration_expr, s->var_values, NULL));