1*fb1b10abSAndroid Build Coastguard Worker /* 2*fb1b10abSAndroid Build Coastguard Worker * Copyright (c) 2013 The WebM project authors. All Rights Reserved. 3*fb1b10abSAndroid Build Coastguard Worker * 4*fb1b10abSAndroid Build Coastguard Worker * Use of this source code is governed by a BSD-style license 5*fb1b10abSAndroid Build Coastguard Worker * that can be found in the LICENSE file in the root of the source 6*fb1b10abSAndroid Build Coastguard Worker * tree. An additional intellectual property rights grant can be found 7*fb1b10abSAndroid Build Coastguard Worker * in the file PATENTS. All contributing project authors may 8*fb1b10abSAndroid Build Coastguard Worker * be found in the AUTHORS file in the root of the source tree. 9*fb1b10abSAndroid Build Coastguard Worker */ 10*fb1b10abSAndroid Build Coastguard Worker 11*fb1b10abSAndroid Build Coastguard Worker #ifndef VPX_VPX_DSP_BITREADER_BUFFER_H_ 12*fb1b10abSAndroid Build Coastguard Worker #define VPX_VPX_DSP_BITREADER_BUFFER_H_ 13*fb1b10abSAndroid Build Coastguard Worker 14*fb1b10abSAndroid Build Coastguard Worker #include <limits.h> 15*fb1b10abSAndroid Build Coastguard Worker 16*fb1b10abSAndroid Build Coastguard Worker #include "vpx/vpx_integer.h" 17*fb1b10abSAndroid Build Coastguard Worker 18*fb1b10abSAndroid Build Coastguard Worker #ifdef __cplusplus 19*fb1b10abSAndroid Build Coastguard Worker extern "C" { 20*fb1b10abSAndroid Build Coastguard Worker #endif 21*fb1b10abSAndroid Build Coastguard Worker 22*fb1b10abSAndroid Build Coastguard Worker typedef void (*vpx_rb_error_handler)(void *data); 23*fb1b10abSAndroid Build Coastguard Worker 24*fb1b10abSAndroid Build Coastguard Worker struct vpx_read_bit_buffer { 25*fb1b10abSAndroid Build Coastguard Worker const uint8_t *bit_buffer; 26*fb1b10abSAndroid Build Coastguard Worker const uint8_t *bit_buffer_end; 27*fb1b10abSAndroid Build Coastguard Worker size_t bit_offset; 28*fb1b10abSAndroid Build Coastguard Worker 29*fb1b10abSAndroid Build Coastguard Worker void *error_handler_data; 30*fb1b10abSAndroid Build Coastguard Worker vpx_rb_error_handler error_handler; 31*fb1b10abSAndroid Build Coastguard Worker }; 32*fb1b10abSAndroid Build Coastguard Worker 33*fb1b10abSAndroid Build Coastguard Worker size_t vpx_rb_bytes_read(struct vpx_read_bit_buffer *rb); 34*fb1b10abSAndroid Build Coastguard Worker 35*fb1b10abSAndroid Build Coastguard Worker int vpx_rb_read_bit(struct vpx_read_bit_buffer *rb); 36*fb1b10abSAndroid Build Coastguard Worker 37*fb1b10abSAndroid Build Coastguard Worker int vpx_rb_read_literal(struct vpx_read_bit_buffer *rb, int bits); 38*fb1b10abSAndroid Build Coastguard Worker 39*fb1b10abSAndroid Build Coastguard Worker int vpx_rb_read_signed_literal(struct vpx_read_bit_buffer *rb, int bits); 40*fb1b10abSAndroid Build Coastguard Worker 41*fb1b10abSAndroid Build Coastguard Worker int vpx_rb_read_inv_signed_literal(struct vpx_read_bit_buffer *rb, int bits); 42*fb1b10abSAndroid Build Coastguard Worker 43*fb1b10abSAndroid Build Coastguard Worker #ifdef __cplusplus 44*fb1b10abSAndroid Build Coastguard Worker } // extern "C" 45*fb1b10abSAndroid Build Coastguard Worker #endif 46*fb1b10abSAndroid Build Coastguard Worker 47*fb1b10abSAndroid Build Coastguard Worker #endif // VPX_VPX_DSP_BITREADER_BUFFER_H_ 48