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vf_pullup, vf_yadif: pts handling fixes

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vf_pullup: continue to calculate pts after detecting a seek

vf_yadif: add pts calculation for the one-frame-becomes-two mode
          (-vf yadif=1)
This commit is contained in:
Rudolf Polzer 2011-06-01 06:42:24 +00:00 committed by Uoti Urpala
parent 84d86719fc
commit fbf6885395
2 changed files with 22 additions and 15 deletions
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21
libmpcodecs/vf_pullup.c
View File

@ -158,21 +158,16 @@ static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts)
delta = 1001.0/60000.0; // delta = field time distance
else
delta = (pts - vf->priv->lastpts) / 2;
if (delta <= 0.0 || delta >= 0.5) {
pullup_submit_field(c, b, p, pts);
if (delta <= 0.0 || delta >= 0.5)
delta = 0.0;
vf->priv->lastpts = pts;
if (mpi->fields & MP_IMGFIELD_REPEAT_FIRST) {
pullup_submit_field(c, b, p, pts - delta);
pullup_submit_field(c, b, p^1, pts);
if (mpi->fields & MP_IMGFIELD_REPEAT_FIRST)
pullup_submit_field(c, b, p, pts);
pullup_submit_field(c, b, p, pts + delta);
} else {
vf->priv->lastpts = pts;
if (mpi->fields & MP_IMGFIELD_REPEAT_FIRST) {
pullup_submit_field(c, b, p, pts - delta);
pullup_submit_field(c, b, p^1, pts);
pullup_submit_field(c, b, p, pts + delta);
} else {
pullup_submit_field(c, b, p, pts - delta * 0.5);
pullup_submit_field(c, b, p^1, pts + delta * 0.5);
}
pullup_submit_field(c, b, p, pts - delta * 0.5);
pullup_submit_field(c, b, p^1, pts + delta * 0.5);
}
}

16
libmpcodecs/vf_yadif.c
View File

@ -43,6 +43,7 @@ struct vf_priv_s {
int buffered_i;
int buffered_tff;
double buffered_pts;
double buffered_pts_delta;
mp_image_t *buffered_mpi;
int stride[3];
uint8_t *ref[4][3];
@ -397,6 +398,17 @@ static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts){
store_ref(vf->priv, mpi->planes, mpi->stride, mpi->w, mpi->h);
{
double delta;
if (vf->priv->buffered_pts == MP_NOPTS_VALUE)
delta = 1001.0/60000.0; // delta = field time distance
else
delta = (pts - vf->priv->buffered_pts) / 2;
if (delta <= 0.0 || delta >= 0.5)
delta = 0.0;
vf->priv->buffered_pts_delta = delta;
}
vf->priv->buffered_mpi = mpi;
vf->priv->buffered_tff = tff;
vf->priv->buffered_i = 0;
@ -420,7 +432,7 @@ static int continue_buffered_image(struct vf_instance *vf)
int ret=0;
mp_image_t *dmpi;
pts += vf->priv->buffered_i * .02; // XXX not right
pts += (vf->priv->buffered_i - 0.5 * (vf->priv->mode&1)) * vf->priv->buffered_pts_delta;
for(i = vf->priv->buffered_i; i<=(vf->priv->mode&1); i++){
dmpi=vf_get_image(vf->next,mpi->imgfmt,
@ -431,7 +443,7 @@ static int continue_buffered_image(struct vf_instance *vf)
filter(vf->priv, dmpi->planes, dmpi->stride, mpi->w, mpi->h, i ^ tff ^ 1, tff);
if (i < (vf->priv->mode & 1))
vf_queue_frame(vf, continue_buffered_image);
ret |= vf_next_put_image(vf, dmpi, pts /*FIXME*/);
ret |= vf_next_put_image(vf, dmpi, pts);
break;
}
vf->priv->buffered_i = 1;