1 files changed, 60 insertions, 0 deletions
diff --git a/src/post/deinterlace/pulldown.h b/src/post/deinterlace/pulldown.h
new file mode 100644
index 000000000..197ec84be
--- /dev/null
+++ b/src/post/deinterlace/pulldown.h
@@ -0,0 +1,60 @@
+/**
+ * Copyright (c) 2001, 2002, 2003 Billy Biggs <vektor@dumbterm.net>.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#ifndef PULLDOWN_H_INCLUDED
+#define PULLDOWN_H_INCLUDED
+
+#include <stdint.h>
+#include "speedy.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define PULLDOWN_SEQ_AA (1<<0) /* next - prev */
+#define PULLDOWN_SEQ_AB (1<<1) /* prev - next */
+#define PULLDOWN_SEQ_BC (1<<2) /* prev - next */
+#define PULLDOWN_SEQ_CC (1<<3) /* next - prev */
+#define PULLDOWN_SEQ_DD (1<<4) /* next - prev */
+
+#define PULLDOWN_ACTION_NEXT_PREV (1<<0) /* next - prev */
+#define PULLDOWN_ACTION_PREV_NEXT (1<<1) /* prev - next */
+
+/**
+ * Returns 1 if the source is the previous field, 0 if it is
+ * the next field, for the given action.
+ */
+int pulldown_source( int action, int bottom_field );
+
+int determine_pulldown_offset( int top_repeat, int bot_repeat, int tff, int last_offset );
+int determine_pulldown_offset_history( int top_repeat, int bot_repeat, int tff, int *realbest );
+int determine_pulldown_offset_history_new( int top_repeat, int bot_repeat, int tff, int predicted );
+int determine_pulldown_offset_short_history_new( int top_repeat, int bot_repeat, int tff, int predicted );
+int determine_pulldown_offset_dalias( pulldown_metrics_t *old_peak, pulldown_metrics_t *old_relative,
+                                      pulldown_metrics_t *old_mean, pulldown_metrics_t *new_peak,
+                                      pulldown_metrics_t *new_relative, pulldown_metrics_t *new_mean );
+
+void diff_factor_packed422_frame( pulldown_metrics_t *peak, pulldown_metrics_t *rel, pulldown_metrics_t *mean,
+                                  uint8_t *old, uint8_t *new, int w, int h, int os, int ns );
+
+int pulldown_drop( int action, int bottom_field );
+
+#ifdef __cplusplus
+};
+#endif
+#endif /* PULLDOWN_H_INCLUDED */