libvpx: Pull from upstream

source/libvpx/vp9/encoder/vp9_aq_cyclicrefresh.h

 /*
  *  Copyright (c) 2014 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_ENCODER_VP9_AQ_CYCLICREFRESH_H_
 #define VP9_ENCODER_VP9_AQ_CYCLICREFRESH_H_
 
+#include "vpx/vpx_integer.h"
 #include "vp9/common/vp9_blockd.h"
 
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 // The segment ids used in cyclic refresh: from base (no boost) to increasing
 // boost (higher delta-qp).
 #define CR_SEGMENT_ID_BASE    0
 #define CR_SEGMENT_ID_BOOST1  1
 #define CR_SEGMENT_ID_BOOST2  2
 
 // Maximum rate target ratio for setting segment delta-qp.
 #define CR_MAX_RATE_TARGET_RATIO 4.0
 
+struct CYCLIC_REFRESH {
+  // Percentage of blocks per frame that are targeted as candidates
+  // for cyclic refresh.
+  int percent_refresh;
+  // Maximum q-delta as percentage of base q.
+  int max_qdelta_perc;
+  // Superblock starting index for cycling through the frame.
+  int sb_index;
+  // Controls how long block will need to wait to be refreshed again, in
+  // excess of the cycle time, i.e., in the case of all zero motion, block
+  // will be refreshed every (100/percent_refresh + time_for_refresh) frames.
+  int time_for_refresh;
+  // Target number of (8x8) blocks that are set for delta-q.
+  int target_num_seg_blocks;
+  // Actual number of (8x8) blocks that were applied delta-q.
+  int actual_num_seg1_blocks;
+  int actual_num_seg2_blocks;
+  // RD mult. parameters for segment 1.
+  int rdmult;
+  // Cyclic refresh map.
+  signed char *map;
+  // Map of the last q a block was coded at.
+  uint8_t *last_coded_q_map;
+  // Thresholds applied to the projected rate/distortion of the coding block,
+  // when deciding whether block should be refreshed.
+  int64_t thresh_rate_sb;
+  int64_t thresh_dist_sb;
+  // Threshold applied to the motion vector (in units of 1/8 pel) of the
+  // coding block, when deciding whether block should be refreshed.
+  int16_t motion_thresh;
+  // Rate target ratio to set q delta.
+  double rate_ratio_qdelta;
+  // Boost factor for rate target ratio, for segment CR_SEGMENT_ID_BOOST2.
+  int rate_boost_fac;
+  double low_content_avg;
+  int qindex_delta[3];
+};
+
 struct VP9_COMP;
 
-struct CYCLIC_REFRESH;
 typedef struct CYCLIC_REFRESH CYCLIC_REFRESH;
 
 CYCLIC_REFRESH *vp9_cyclic_refresh_alloc(int mi_rows, int mi_cols);
 
 void vp9_cyclic_refresh_free(CYCLIC_REFRESH *cr);
 
 // Estimate the bits, incorporating the delta-q from segment 1, after encoding
 // the frame.
 int vp9_cyclic_refresh_estimate_bits_at_q(const struct VP9_COMP *cpi,
                                           double correction_factor);
@@ skipping 46 matching lines @@
     return CR_SEGMENT_ID_BOOST2;
   else
     return CR_SEGMENT_ID_BASE;
 }
 
 #ifdef __cplusplus
 }  // extern "C"
 #endif
 
 #endif  // VP9_ENCODER_VP9_AQ_CYCLICREFRESH_H_