From b91e0e59874d28f35a28acb4f886ab1e7d80cacb Mon Sep 17 00:00:00 2001 From: Timo Rothenpieler Date: Fri, 9 Sep 2016 16:35:48 +0200 Subject: avcodec/cuvid: check for and warn about invalid pkt_timebase --- libavcodec/cuvid.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) (limited to 'libavcodec/cuvid.c') diff --git a/libavcodec/cuvid.c b/libavcodec/cuvid.c index 120b045945..de75960ecc 100644 --- a/libavcodec/cuvid.c +++ b/libavcodec/cuvid.c @@ -258,7 +258,10 @@ static int cuvid_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, if (avpkt->pts != AV_NOPTS_VALUE) { cupkt.flags = CUVID_PKT_TIMESTAMP; - cupkt.timestamp = av_rescale_q(avpkt->pts, avctx->pkt_timebase, (AVRational){1, 10000000}); + if (avctx->pkt_timebase.num && avctx->pkt_timebase.den) + cupkt.timestamp = av_rescale_q(avpkt->pts, avctx->pkt_timebase, (AVRational){1, 10000000}); + else + cupkt.timestamp = avpkt->pts; } } else { cupkt.flags = CUVID_PKT_ENDOFSTREAM; @@ -363,7 +366,10 @@ static int cuvid_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, frame->width = avctx->width; frame->height = avctx->height; - frame->pts = av_rescale_q(dispinfo.timestamp, (AVRational){1, 10000000}, avctx->pkt_timebase); + if (avctx->pkt_timebase.num && avctx->pkt_timebase.den) + frame->pts = av_rescale_q(dispinfo.timestamp, (AVRational){1, 10000000}, avctx->pkt_timebase); + else + frame->pts = dispinfo.timestamp; /* CUVIDs opaque reordering breaks the internal pkt logic. * So set pkt_pts and clear all the other pkt_ fields. @@ -679,6 +685,9 @@ static av_cold int cuvid_decode_init(AVCodecContext *avctx) ctx->ever_flushed = 0; + if (!avctx->pkt_timebase.num || !avctx->pkt_timebase.den) + av_log(avctx, AV_LOG_WARNING, "Invalid pkt_timebase, passing timestamps as-is.\n"); + return 0; error: -- cgit v1.2.3