static inline uint64_t v4l2_get_pts(V4L2Buffer *avbuf) { V4L2m2mContext *s = buf_to_m2mctx(avbuf); AVRational v4l2_timebase = { 1, USEC_PER_SEC }; int64_t v4l2_pts; /* convert pts back to encoder timebase */ v4l2_pts = avbuf->buf.timestamp.tv_sec * USEC_PER_SEC + avbuf->buf.timestamp.tv_usec; return av_rescale_q(v4l2_pts, v4l2_timebase, s->avctx->time_base); }