/*
* WARNING: unlike commit_params, which is thread safe wrt gui thread and
* pipes, this function lives in the pipeline thread, and NOT thread safe!
*/
static void commit_params_late(dt_iop_module_t *self, dt_dev_pixelpipe_iop_t *piece)
{
dt_iop_levels_data_t *d = (dt_iop_levels_data_t *)piece->data;
dt_iop_levels_gui_data_t *g = (dt_iop_levels_gui_data_t *)self->gui_data;
if(d->mode == LEVELS_MODE_AUTOMATIC)
{
if(g && piece->pipe->type == DT_DEV_PIXELPIPE_FULL)
{
dt_pthread_mutex_lock(&g->lock);
d->levels[0] = g->auto_levels[0];
d->levels[1] = g->auto_levels[1];
d->levels[2] = g->auto_levels[2];
dt_pthread_mutex_unlock(&g->lock);
compute_lut(piece);
}
if(piece->pipe->type == DT_DEV_PIXELPIPE_PREVIEW || isnan(d->levels[0]) || isnan(d->levels[1])
|| isnan(d->levels[2]))
{
dt_iop_levels_compute_levels_automatic(piece);
compute_lut(piece);
}
if(g && piece->pipe->type == DT_DEV_PIXELPIPE_PREVIEW && d->mode == LEVELS_MODE_AUTOMATIC)
{
dt_pthread_mutex_lock(&g->lock);
g->auto_levels[0] = d->levels[0];
g->auto_levels[1] = d->levels[1];
g->auto_levels[2] = d->levels[2];
dt_pthread_mutex_unlock(&g->lock);
}
}
}
/*
* WARNING: unlike commit_params, which is thread safe wrt gui thread and
* pipes, this function lives in the pipeline thread, and NOT thread safe!
*/
static void commit_params_late(dt_iop_module_t *self, dt_dev_pixelpipe_iop_t *piece)
{
dt_iop_levels_data_t *d = (dt_iop_levels_data_t *)piece->data;
dt_iop_levels_gui_data_t *g = (dt_iop_levels_gui_data_t *)self->gui_data;
if(d->mode == LEVELS_MODE_AUTOMATIC)
{
if(g && piece->pipe->type == DT_DEV_PIXELPIPE_FULL)
{
dt_pthread_mutex_lock(&g->lock);
const uint64_t hash = g->hash;
dt_pthread_mutex_unlock(&g->lock);
// note that the case 'hash == 0' on first invocation in a session implies that d->levels[]
// contains NANs which initiates special handling below to avoid inconsistent results. in all
// other cases we make sure that the preview pipe has left us with proper readings for
// g->auto_levels[]. if data are not yet there we need to wait (with timeout).
if(hash != 0 && !dt_dev_sync_pixelpipe_hash(self->dev, piece->pipe, 0, self->priority, &g->lock, &g->hash))
dt_control_log(_("inconsistent output"));
dt_pthread_mutex_lock(&g->lock);
d->levels[0] = g->auto_levels[0];
d->levels[1] = g->auto_levels[1];
d->levels[2] = g->auto_levels[2];
dt_pthread_mutex_unlock(&g->lock);
compute_lut(piece);
}
if(piece->pipe->type == DT_DEV_PIXELPIPE_PREVIEW || isnan(d->levels[0]) || isnan(d->levels[1])
|| isnan(d->levels[2]))
{
dt_iop_levels_compute_levels_automatic(piece);
compute_lut(piece);
}
if(g && piece->pipe->type == DT_DEV_PIXELPIPE_PREVIEW && d->mode == LEVELS_MODE_AUTOMATIC)
{
uint64_t hash = dt_dev_hash_plus(self->dev, piece->pipe, 0, self->priority);
dt_pthread_mutex_lock(&g->lock);
g->auto_levels[0] = d->levels[0];
g->auto_levels[1] = d->levels[1];
g->auto_levels[2] = d->levels[2];
g->hash = hash;
dt_pthread_mutex_unlock(&g->lock);
}
}
}
