Submitting a buffer with a negative timestamp seems to stall the Mediacodec audio decoders. --- libavcodec/mediacodecdec_common.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavcodec/mediacodecdec_common.c b/libavcodec/mediacodecdec_common.c index d6f91e6e89..4d22db8ecf 100644 --- a/libavcodec/mediacodecdec_common.c +++ b/libavcodec/mediacodecdec_common.c @@ -658,6 +658,8 @@ int ff_mediacodec_dec_send(AVCodecContext *avctx, MediaCodecDecContext *s, if (pts && avctx->pkt_timebase.num && avctx->pkt_timebase.den) { pts = av_rescale_q(pts, avctx->pkt_timebase, AV_TIME_BASE_Q); } + if (pts < 0) + pts = 0; if (need_draining) { uint32_t flags = ff_AMediaCodec_getBufferFlagEndOfStream(codec); -- 2.45.2