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-rw-r--r--libavcodec/libx264.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/libavcodec/libx264.c b/libavcodec/libx264.c
index a3493f393d..45d07a92fc 100644
--- a/libavcodec/libx264.c
+++ b/libavcodec/libx264.c
@@ -821,8 +821,13 @@ FF_ENABLE_DEPRECATION_WARNINGS
x4->params.vui.i_sar_height = sh;
x4->params.i_timebase_den = avctx->time_base.den;
x4->params.i_timebase_num = avctx->time_base.num;
- x4->params.i_fps_num = avctx->time_base.den;
- x4->params.i_fps_den = avctx->time_base.num * avctx->ticks_per_frame;
+ if (avctx->framerate.num > 0 && avctx->framerate.den > 0) {
+ x4->params.i_fps_num = avctx->framerate.num;
+ x4->params.i_fps_den = avctx->framerate.den;
+ } else {
+ x4->params.i_fps_num = avctx->time_base.den;
+ x4->params.i_fps_den = avctx->time_base.num * avctx->ticks_per_frame;
+ }
x4->params.analyse.b_psnr = avctx->flags & AV_CODEC_FLAG_PSNR;