libvpx: Pull from upstream

source/libvpx/vp9/common/vp9_loopfilter.h

 /*
  *  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.
  */
 
@@ skipping 71 matching lines @@
 
 /* assorted loopfilter functions which get used elsewhere */
 struct VP9Common;
 struct macroblockd;
 struct VP9LfSyncData;
 
 // This function sets up the bit masks for the entire 64x64 region represented
 // by mi_row, mi_col.
 void vp9_setup_mask(struct VP9Common *const cm,
                     const int mi_row, const int mi_col,
-                    MODE_INFO **mi_8x8, const int mode_info_stride,
+                    MODE_INFO *mi_8x8, const int mode_info_stride,
                     LOOP_FILTER_MASK *lfm);
 
 void vp9_filter_block_plane(struct VP9Common *const cm,
                             struct macroblockd_plane *const plane,
                             int mi_row,
                             LOOP_FILTER_MASK *lfm);
 
 void vp9_loop_filter_init(struct VP9Common *cm);
 
 // Update the loop filter for the current frame.
 // This should be called before vp9_loop_filter_rows(), vp9_loop_filter_frame()
 // calls this function directly.
 void vp9_loop_filter_frame_init(struct VP9Common *cm, int default_filt_lvl);
 
 void vp9_loop_filter_frame(YV12_BUFFER_CONFIG *frame,
                            struct VP9Common *cm,
                            struct macroblockd *mbd,
                            int filter_level,
                            int y_only, int partial_frame);
 
 // Apply the loop filter to [start, stop) macro block rows in frame_buffer.
-void vp9_loop_filter_rows(const YV12_BUFFER_CONFIG *frame_buffer,
+void vp9_loop_filter_rows(YV12_BUFFER_CONFIG *frame_buffer,
                           struct VP9Common *cm,
                           struct macroblockd_plane planes[MAX_MB_PLANE],
                           int start, int stop, int y_only);
 
 typedef struct LoopFilterWorkerData {
-  const YV12_BUFFER_CONFIG *frame_buffer;
+  YV12_BUFFER_CONFIG *frame_buffer;
   struct VP9Common *cm;
   struct macroblockd_plane planes[MAX_MB_PLANE];
 
   int start;
   int stop;
   int y_only;
 
   struct VP9LfSyncData *lf_sync;
   int num_lf_workers;
 } LFWorkerData;
 
-// Operates on the rows described by LFWorkerData passed as 'arg1'.
-int vp9_loop_filter_worker(void *arg1, void *arg2);
+// Operates on the rows described by 'lf_data'.
+int vp9_loop_filter_worker(LFWorkerData *const lf_data, void *unused);
 #ifdef __cplusplus
 }  // extern "C"
 #endif
 
 #endif  // VP9_COMMON_VP9_LOOPFILTER_H_