1 /*
2  *  Copyright (c) 2013 The WebM project authors. All Rights Reserved.
3  *
4  *  Use of this source code is governed by a BSD-style license
5  *  that can be found in the LICENSE file in the root of the source
6  *  tree. An additional intellectual property rights grant can be found
7  *  in the file PATENTS.  All contributing project authors may
8  *  be found in the AUTHORS file in the root of the source tree.
9  */
10 
11 #ifndef VPX_DSP_BITWRITER_BUFFER_H_
12 #define VPX_DSP_BITWRITER_BUFFER_H_
13 
14 #include "vpx/vpx_integer.h"
15 
16 #ifdef __cplusplus
17 extern "C" {
18 #endif
19 
20 struct vpx_write_bit_buffer {
21   uint8_t *bit_buffer;
22   size_t bit_offset;
23 };
24 
25 size_t vpx_wb_bytes_written(const struct vpx_write_bit_buffer *wb);
26 
27 void vpx_wb_write_bit(struct vpx_write_bit_buffer *wb, int bit);
28 
29 void vpx_wb_write_literal(struct vpx_write_bit_buffer *wb, int data, int bits);
30 
31 void vpx_wb_write_inv_signed_literal(struct vpx_write_bit_buffer *wb, int data,
32                                      int bits);
33 
34 #ifdef __cplusplus
35 }  // extern "C"
36 #endif
37 
38 #endif  // VPX_DSP_BITWRITER_BUFFER_H_
39