1/* 2 * Copyright (C) 2011 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#ifndef __M4VD_TOOLS_H__ 18#define __M4VD_TOOLS_H__ 19 20#ifdef __cplusplus 21extern "C" { 22#endif 23 24#include "NXPSW_CompilerSwitches.h" 25#include "M4OSA_Memory.h" 26#include "M4OSA_Types.h" 27/* ----- bitstream parser ----- */ 28 29typedef struct 30{ 31 M4OSA_UInt32 stream_byte; 32 M4OSA_UInt32 stream_index; 33 M4OSA_MemAddr8 in; 34 35} M4VS_Bitstream_ctxt; 36 37M4OSA_UInt32 M4VD_Tools_GetBitsFromMemory(M4VS_Bitstream_ctxt* parsingCtxt, 38 M4OSA_UInt32 nb_bits); 39M4OSA_ERR M4VD_Tools_WriteBitsToMemory(M4OSA_UInt32 bitsToWrite, 40 M4OSA_MemAddr32 dest_bits, 41 M4OSA_UInt8 offset, M4OSA_UInt8 nb_bits); 42 43#ifdef __cplusplus 44} 45#endif /* __cplusplus */ 46 47#endif /* __M4VD_TOOLS_H__ */ 48