1 /****************************************************************************** 2 * 3 * Copyright (C) 2018 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ***************************************************************************** 18 * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore 19 */ 20 #ifndef IMPD_DRC_BITBUFFER_H 21 #define IMPD_DRC_BITBUFFER_H 22 23 typedef struct ia_bit_buf_struct { 24 UWORD8 *ptr_bit_buf_base; 25 UWORD8 *ptr_bit_buf_end; 26 27 UWORD8 *ptr_read_next; 28 29 WORD32 bit_pos; 30 WORD32 cnt_bits; 31 32 WORD32 size; 33 WORD32 error; 34 35 } ia_bit_buf_struct; 36 37 ia_bit_buf_struct *impd_create_bit_buf(ia_bit_buf_struct *it_bit_buff, 38 UWORD8 *ptr_bit_buf_base, 39 WORD32 bit_buf_size); 40 41 ia_bit_buf_struct *impd_create_init_bit_buf(ia_bit_buf_struct *it_bit_buff, 42 UWORD8 *ptr_bit_buf_base, 43 WORD32 bit_buf_size); 44 45 WORD32 impd_read_bits_buf(ia_bit_buf_struct *it_bit_buff, WORD no_of_bits); 46 47 WORD32 impd_skip_bits_buf(ia_bit_buf_struct *it_bit_buff, WORD no_of_bits); 48 #endif 49