1 files changed, 74 insertions, 0 deletions
diff --git a/ffmpeg/libavfilter/yadif.h b/ffmpeg/libavfilter/yadif.h
new file mode 100644
index 0000000..3ddf005
--- /dev/null
+++ b/ffmpeg/libavfilter/yadif.h
@@ -0,0 +1,74 @@
+/*
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg 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 of the License, or
+ * (at your option) any later version.
+ *
+ * FFmpeg 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 FFmpeg; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef AVFILTER_YADIF_H
+#define AVFILTER_YADIF_H
+
+#include "libavutil/pixdesc.h"
+#include "avfilter.h"
+
+enum YADIFMode {
+    YADIF_MODE_SEND_FRAME           = 0, ///< send 1 frame for each frame
+    YADIF_MODE_SEND_FIELD           = 1, ///< send 1 frame for each field
+    YADIF_MODE_SEND_FRAME_NOSPATIAL = 2, ///< send 1 frame for each frame but skips spatial interlacing check
+    YADIF_MODE_SEND_FIELD_NOSPATIAL = 3, ///< send 1 frame for each field but skips spatial interlacing check
+};
+
+enum YADIFParity {
+    YADIF_PARITY_TFF  =  0, ///< top field first
+    YADIF_PARITY_BFF  =  1, ///< bottom field first
+    YADIF_PARITY_AUTO = -1, ///< auto detection
+};
+
+enum YADIFDeint {
+    YADIF_DEINT_ALL        = 0, ///< deinterlace all frames
+    YADIF_DEINT_INTERLACED = 1, ///< only deinterlace frames marked as interlaced
+};
+
+typedef struct YADIFContext {
+    const AVClass *class;
+
+    enum YADIFMode   mode;
+    enum YADIFParity parity;
+    enum YADIFDeint  deint;
+
+    int frame_pending;
+
+    AVFrame *cur;
+    AVFrame *next;
+    AVFrame *prev;
+    AVFrame *out;
+
+    /**
+     * Required alignment for filter_line
+     */
+    void (*filter_line)(void *dst,
+                        void *prev, void *cur, void *next,
+                        int w, int prefs, int mrefs, int parity, int mode);
+    void (*filter_edges)(void *dst, void *prev, void *cur, void *next,
+                         int w, int prefs, int mrefs, int parity, int mode);
+
+    const AVPixFmtDescriptor *csp;
+    int eof;
+    uint8_t *temp_line;
+    int temp_line_size;
+} YADIFContext;
+
+void ff_yadif_init_x86(YADIFContext *yadif);
+
+#endif /* AVFILTER_YADIF_H */