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-rw-r--r--media/libvpx/vp8/encoder/mcomp.h115
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diff --git a/media/libvpx/vp8/encoder/mcomp.h b/media/libvpx/vp8/encoder/mcomp.h
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+/*
+ * 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 VP8_ENCODER_MCOMP_H_
+#define VP8_ENCODER_MCOMP_H_
+
+#include "block.h"
+#include "vp8/common/variance.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef VP8_ENTROPY_STATS
+extern void init_mv_ref_counts();
+extern void accum_mv_refs(MB_PREDICTION_MODE, const int near_mv_ref_cts[4]);
+#endif
+
+
+/* The maximum number of steps in a step search given the largest allowed
+ * initial step
+ */
+#define MAX_MVSEARCH_STEPS 8
+
+/* Max full pel mv specified in 1 pel units */
+#define MAX_FULL_PEL_VAL ((1 << (MAX_MVSEARCH_STEPS)) - 1)
+
+/* Maximum size of the first step in full pel units */
+#define MAX_FIRST_STEP (1 << (MAX_MVSEARCH_STEPS-1))
+
+extern void print_mode_context(void);
+extern int vp8_mv_bit_cost(int_mv *mv, int_mv *ref, int *mvcost[2], int Weight);
+extern void vp8_init_dsmotion_compensation(MACROBLOCK *x, int stride);
+extern void vp8_init3smotion_compensation(MACROBLOCK *x, int stride);
+
+
+extern int vp8_hex_search
+(
+ MACROBLOCK *x,
+ BLOCK *b,
+ BLOCKD *d,
+ int_mv *ref_mv,
+ int_mv *best_mv,
+ int search_param,
+ int error_per_bit,
+ const vp8_variance_fn_ptr_t *vf,
+ int *mvsadcost[2],
+ int *mvcost[2],
+ int_mv *center_mv
+);
+
+typedef int (fractional_mv_step_fp)
+ (MACROBLOCK *x, BLOCK *b, BLOCKD *d, int_mv *bestmv, int_mv *ref_mv,
+ int error_per_bit, const vp8_variance_fn_ptr_t *vfp, int *mvcost[2],
+ int *distortion, unsigned int *sse);
+
+extern fractional_mv_step_fp vp8_find_best_sub_pixel_step_iteratively;
+extern fractional_mv_step_fp vp8_find_best_sub_pixel_step;
+extern fractional_mv_step_fp vp8_find_best_half_pixel_step;
+extern fractional_mv_step_fp vp8_skip_fractional_mv_step;
+
+typedef int (*vp8_full_search_fn_t)
+ (
+ MACROBLOCK *x,
+ BLOCK *b,
+ BLOCKD *d,
+ int_mv *ref_mv,
+ int sad_per_bit,
+ int distance,
+ vp8_variance_fn_ptr_t *fn_ptr,
+ int *mvcost[2],
+ int_mv *center_mv
+ );
+
+typedef int (*vp8_refining_search_fn_t)
+ (
+ MACROBLOCK *x,
+ BLOCK *b,
+ BLOCKD *d,
+ int_mv *ref_mv,
+ int sad_per_bit,
+ int distance,
+ vp8_variance_fn_ptr_t *fn_ptr,
+ int *mvcost[2],
+ int_mv *center_mv
+ );
+
+typedef int (*vp8_diamond_search_fn_t)
+ (
+ MACROBLOCK *x,
+ BLOCK *b,
+ BLOCKD *d,
+ int_mv *ref_mv,
+ int_mv *best_mv,
+ int search_param,
+ int sad_per_bit,
+ int *num00,
+ vp8_variance_fn_ptr_t *fn_ptr,
+ int *mvcost[2],
+ int_mv *center_mv
+ );
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif // VP8_ENCODER_MCOMP_H_