diff options
| -rw-r--r-- | libs/gst/controller/gstinterpolation.c | 30 |
1 files changed, 22 insertions, 8 deletions
diff --git a/libs/gst/controller/gstinterpolation.c b/libs/gst/controller/gstinterpolation.c index d22513a83..a2dc0ddd1 100644 --- a/libs/gst/controller/gstinterpolation.c +++ b/libs/gst/controller/gstinterpolation.c @@ -162,10 +162,14 @@ interpolate_none_get_##type##_value_array (GstInterpolationControlSource *self, for(i = 0; i < value_array->nbsamples; i++) { \ if (!ret_val || ts >= next_ts) { \ iter1 = gst_interpolation_control_source_find_control_point_iter (self, ts); \ - if (!iter1) \ - iter2 = g_sequence_get_begin_iter (self->priv->values); \ - else \ + if (!iter1) { \ + if (G_LIKELY (self->priv->values)) \ + iter2 = g_sequence_get_begin_iter (self->priv->values); \ + else \ + iter2 = NULL; \ + } else { \ iter2 = g_sequence_iter_next (iter1); \ + } \ \ if (iter2 && !g_sequence_iter_is_end (iter2)) { \ GstControlPoint *cp; \ @@ -318,10 +322,14 @@ interpolate_trigger_get_##type##_value_array (GstInterpolationControlSource *sel for(i = 0; i < value_array->nbsamples; i++) { \ if (!ret_val || ts >= next_ts) { \ iter1 = gst_interpolation_control_source_find_control_point_iter (self, ts); \ - if (!iter1) \ - iter2 = g_sequence_get_begin_iter (self->priv->values); \ - else \ + if (!iter1) { \ + if (G_LIKELY (self->priv->values)) \ + iter2 = g_sequence_get_begin_iter (self->priv->values); \ + else \ + iter2 = NULL; \ + } else { \ iter2 = g_sequence_iter_next (iter1); \ + } \ \ if (iter2 && !g_sequence_iter_is_end (iter2)) { \ GstControlPoint *cp; \ @@ -484,7 +492,10 @@ interpolate_linear_get_##vtype##_value_array (GstInterpolationControlSource *sel iter1 = gst_interpolation_control_source_find_control_point_iter (self, ts); \ if (!iter1) { \ cp1 = &cp; \ - iter2 = g_sequence_get_begin_iter (self->priv->values); \ + if (G_LIKELY (self->priv->values)) \ + iter2 = g_sequence_get_begin_iter (self->priv->values); \ + else \ + iter2 = NULL; \ } else { \ cp1 = g_sequence_get (iter1); \ iter2 = g_sequence_iter_next (iter1); \ @@ -739,7 +750,10 @@ interpolate_cubic_get_##vtype##_value_array (GstInterpolationControlSource *self iter1 = gst_interpolation_control_source_find_control_point_iter (self, ts); \ if (!iter1) { \ cp1 = &cp; \ - iter2 = g_sequence_get_begin_iter (self->priv->values); \ + if (G_LIKELY (self->priv->values)) \ + iter2 = g_sequence_get_begin_iter (self->priv->values); \ + else \ + iter2 = NULL; \ } else { \ cp1 = g_sequence_get (iter1); \ iter2 = g_sequence_iter_next (iter1); \ |