godot/thirdparty/libwebp/src/dsp/cost.c

// Copyright 2014 Google Inc. All Rights Reserved.
//
// Use of this source code is governed by a BSD-style license
// that can be found in the COPYING 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.
// -----------------------------------------------------------------------------
//
// Author: Skal ([email protected])

#include "src/dsp/dsp.h"
#include "src/enc/cost_enc.h"

//------------------------------------------------------------------------------
// Boolean-cost cost table

const uint16_t VP8EntropyCost[256] = …;

//------------------------------------------------------------------------------
// Level cost tables

// fixed costs for coding levels, deduce from the coding tree.
// This is only the part that doesn't depend on the probability state.
const uint16_t VP8LevelFixedCosts[MAX_LEVEL + 1] = …;

//------------------------------------------------------------------------------
// Tables for level coding

const uint8_t VP8EncBands[16 + 1] = …;

//------------------------------------------------------------------------------
// Mode costs

static int GetResidualCost_C(int ctx0, const VP8Residual* const res) { … }

static void SetResidualCoeffs_C(const int16_t* const coeffs,
                                VP8Residual* const res) { … }

//------------------------------------------------------------------------------
// init function

VP8GetResidualCostFunc VP8GetResidualCost;
VP8SetResidualCoeffsFunc VP8SetResidualCoeffs;

extern VP8CPUInfo VP8GetCPUInfo;
extern void VP8EncDspCostInitMIPS32(void);
extern void VP8EncDspCostInitMIPSdspR2(void);
extern void VP8EncDspCostInitSSE2(void);
extern void VP8EncDspCostInitNEON(void);

WEBP_DSP_INIT_FUNC(VP8EncDspCostInit) { … }

//------------------------------------------------------------------------------