/*}}}*/
static void do_tile(int I, int J, struct node *cursor, struct tower_table *table, FILE *out)/*{{{*/
{
struct micro sub[16][16];
/* Clear the array */
clear_sub(sub);
gather(4, 0, 0, cursor, sub);
render(I, J, cursor, sub, table, out);
}
static void reset(struct sd *sd)
{
struct sd_lavc_priv *priv = sd->priv;
for (int n = 0; n < MAX_QUEUE; n++)
clear_sub(&priv->subs[n]);
// lavc might not do this right for all codecs; may need close+reopen
avcodec_flush_buffers(priv->avctx);
}
static void alloc_sub(struct sd_lavc_priv *priv)
{
clear_sub(&priv->subs[MAX_QUEUE - 1]);
for (int n = MAX_QUEUE - 1; n > 0; n--)
priv->subs[n] = priv->subs[n - 1];
// clear only some fields; the memory allocs can be reused
priv->subs[0].valid = false;
priv->subs[0].count = 0;
priv->subs[0].id = priv->new_id++;
}
static void uninit(struct sd *sd)
{
struct sd_lavc_priv *priv = sd->priv;
for (int n = 0; n < MAX_QUEUE; n++)
clear_sub(&priv->subs[n]);
avcodec_close(priv->avctx);
av_free(priv->avctx->extradata);
av_free(priv->avctx);
talloc_free(priv);
}
