46 lines
1.1 KiB
C
46 lines
1.1 KiB
C
/*
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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 VP9_DECODER_VP9_READ_BIT_BUFFER_H_
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#define VP9_DECODER_VP9_READ_BIT_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 (*vp9_rb_error_handler)(void *data);
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struct vp9_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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vp9_rb_error_handler error_handler;
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};
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size_t vp9_rb_bytes_read(struct vp9_read_bit_buffer *rb);
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int vp9_rb_read_bit(struct vp9_read_bit_buffer *rb);
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int vp9_rb_read_literal(struct vp9_read_bit_buffer *rb, int bits);
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int vp9_rb_read_signed_literal(struct vp9_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 // VP9_DECODER_VP9_READ_BIT_BUFFER_H_
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