48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
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/*
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* Copyright (c) 2013 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef VPX_DSP_BITREADER_BUFFER_H_
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#define VPX_DSP_BITREADER_BUFFER_H_
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#include <limits.h>
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#include "vpx/vpx_integer.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef void (*vpx_rb_error_handler)(void *data);
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struct vpx_read_bit_buffer {
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const uint8_t *bit_buffer;
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const uint8_t *bit_buffer_end;
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size_t bit_offset;
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void *error_handler_data;
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vpx_rb_error_handler error_handler;
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};
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size_t vpx_rb_bytes_read(struct vpx_read_bit_buffer *rb);
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int vpx_rb_read_bit(struct vpx_read_bit_buffer *rb);
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int vpx_rb_read_literal(struct vpx_read_bit_buffer *rb, int bits);
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int vpx_rb_read_signed_literal(struct vpx_read_bit_buffer *rb, int bits);
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int vpx_rb_read_inv_signed_literal(struct vpx_read_bit_buffer *rb, int bits);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // VPX_DSP_BITREADER_BUFFER_H_
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