libvpx: Add VP9 decoder.

source/libvpx/vp9/common/vp9_loopfilter.h

Index: source/libvpx/vp9/common/vp9_loopfilter.h
===================================================================
--- source/libvpx/vp9/common/vp9_loopfilter.h	(revision 0)
+++ source/libvpx/vp9/common/vp9_loopfilter.h	(revision 0)
@@ -0,0 +1,96 @@
+/*
+ *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef VP9_COMMON_VP9_LOOPFILTER_H_
+#define VP9_COMMON_VP9_LOOPFILTER_H_
+
+#include "vpx_ports/mem.h"
+#include "vpx_config.h"
+#include "vp9/common/vp9_blockd.h"
+
+#define MAX_LOOP_FILTER 63
+
+typedef enum {
+  NORMAL_LOOPFILTER = 0,
+  SIMPLE_LOOPFILTER = 1
+} LOOPFILTERTYPE;
+
+#define SIMD_WIDTH 16
+
+/* Need to align this structure so when it is declared and
+ * passed it can be loaded into vector registers.
+ */
+typedef struct {
+  DECLARE_ALIGNED(SIMD_WIDTH, unsigned char,
+                  mblim[MAX_LOOP_FILTER + 1][SIMD_WIDTH]);
+  DECLARE_ALIGNED(SIMD_WIDTH, unsigned char,
+                  blim[MAX_LOOP_FILTER + 1][SIMD_WIDTH]);
+  DECLARE_ALIGNED(SIMD_WIDTH, unsigned char,
+                  lim[MAX_LOOP_FILTER + 1][SIMD_WIDTH]);
+  DECLARE_ALIGNED(SIMD_WIDTH, unsigned char,
+                  hev_thr[4][SIMD_WIDTH]);
+  unsigned char lvl[4][4][4];
+  unsigned char hev_thr_lut[2][MAX_LOOP_FILTER + 1];
+  unsigned char mode_lf_lut[MB_MODE_COUNT];
+} loop_filter_info_n;
+
+struct loop_filter_info {
+  const unsigned char *mblim;
+  const unsigned char *blim;
+  const unsigned char *lim;
+  const unsigned char *hev_thr;
+};
+
+#define prototype_loopfilter(sym) \
+  void sym(unsigned char *src, int pitch, const unsigned char *blimit,\
+           const unsigned char *limit, const unsigned char *thresh, int count)
+
+#define prototype_loopfilter_block(sym) \
+  void sym(unsigned char *y, unsigned char *u, unsigned char *v, \
+           int ystride, int uv_stride, struct loop_filter_info *lfi)
+
+#define prototype_simple_loopfilter(sym) \
+  void sym(unsigned char *y, int ystride, const unsigned char *blimit)
+
+#if ARCH_X86 || ARCH_X86_64
+#include "x86/vp9_loopfilter_x86.h"
+#endif
+
+typedef void loop_filter_uvfunction(unsigned char *u,   /* source pointer */
+                                    int p,              /* pitch */
+                                    const unsigned char *blimit,
+                                    const unsigned char *limit,
+                                    const unsigned char *thresh,
+                                    unsigned char *v);
+
+/* assorted loopfilter functions which get used elsewhere */
+struct VP9Common;
+struct macroblockd;
+
+void vp9_loop_filter_init(struct VP9Common *cm);
+
+void vp9_loop_filter_frame_init(struct VP9Common *cm,
+                                struct macroblockd *mbd,
+                                int default_filt_lvl);
+
+void vp9_loop_filter_frame(struct VP9Common *cm, struct macroblockd *mbd);
+
+void vp9_loop_filter_partial_frame(struct VP9Common *cm,
+                                   struct macroblockd *mbd,
+                                   int default_filt_lvl);
+
+void vp9_loop_filter_frame_yonly(struct VP9Common *cm,
+                                 struct macroblockd *mbd,
+                                 int default_filt_lvl);
+
+void vp9_loop_filter_update_sharpness(loop_filter_info_n *lfi,
+                                      int sharpness_lvl);
+
+#endif  // loopfilter_h
Property changes on: source/libvpx/vp9/common/vp9_loopfilter.h
___________________________________________________________________
Added: svn:eol-style
   + LF