chromium/third_party/libvpx/source/libvpx/vp8/encoder/boolhuff.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.
 */

/****************************************************************************
 *
 *   Module Title :     boolhuff.h
 *
 *   Description  :     Bool Coder header file.
 *
 ****************************************************************************/
#ifndef VPX_VP8_ENCODER_BOOLHUFF_H_
#define VPX_VP8_ENCODER_BOOLHUFF_H_

#include "vpx_ports/mem.h"
#include "vpx/internal/vpx_codec_internal.h"

#ifdef __cplusplus
extern "C" {
#endif

BOOL_CODER;

void vp8_start_encode(BOOL_CODER *bc, unsigned char *source,
                      unsigned char *source_end);

void vp8_encode_value(BOOL_CODER *bc, int data, int bits);
void vp8_stop_encode(BOOL_CODER *bc);
extern const unsigned int vp8_prob_cost[256];

DECLARE_ALIGNED(…);

static int validate_buffer(const unsigned char *start, size_t len,
                           const unsigned char *end,
                           struct vpx_internal_error_info *error) { … }
static void vp8_encode_bool(BOOL_CODER *bc, int bit, int probability) { … }

#ifdef __cplusplus
}  // extern "C"
#endif

#endif  // VPX_VP8_ENCODER_BOOLHUFF_H_