// faacode.cpp : 定义控制台应用程序的入口点。//#include "stdafx.h"#include 
     
      #include 
      
       typedef unsigned long   ULONG;typedef unsigned int    UINT;typedef unsigned char   BYTE;//typedef char            _TCHAR;#pragma comment(lib,"libfaac.lib")int main(int argc, _TCHAR* argv[]){	ULONG nSampleRate = 44100;  // 采样率	UINT nChannels = 2;         // 声道数	UINT nPCMBitSize = 16;      // 单样本位数	ULONG nInputSamples = 0;	ULONG nMaxOutputBytes = 0;	int nRet;	faacEncHandle hEncoder;	faacEncConfigurationPtr pConfiguration; 	int nBytesRead;	int nPCMBufferSize;	BYTE* pbPCMBuffer;	BYTE* pbAACBuffer;	FILE* fpIn; // WAV file for input	FILE* fpOut; // AAC file for output	fpIn = fopen("test.wav", "rb");//  resample.pcm	fpOut = fopen("test.aac", "wb");//  resample.aac	// (1) Open FAAC engine	hEncoder = faacEncOpen(nSampleRate, nChannels, &nInputSamples, &nMaxOutputBytes);	if(hEncoder == NULL)	{		printf("[ERROR] Failed to call faacEncOpen()\n");		return -1;	}	nPCMBufferSize = nInputSamples * nPCMBitSize / 8;	pbPCMBuffer = new BYTE [nPCMBufferSize];	pbAACBuffer = new BYTE [nMaxOutputBytes];	// (2.1) Get current encoding configuration	pConfiguration = faacEncGetCurrentConfiguration(hEncoder);		pConfiguration->inputFormat = FAAC_INPUT_16BIT;	// (2.2) Set encoding configuration	nRet = faacEncSetConfiguration(hEncoder, pConfiguration);	//如果是wav格式,先读取前面的	fseek(fpIn,58,SEEK_SET);	for(int i = 0; 1; i++)	{		// 读入的实际字节数，最大不会超过nPCMBufferSize， 		nBytesRead = fread(pbPCMBuffer, 1, nPCMBufferSize, fpIn);		// 输入样本数，用实际读入字节数计算，一般只有读到文件尾时才不是nPCMBufferSize/(nPCMBitSize/8);		nInputSamples = nBytesRead / (nPCMBitSize / 8);		// (3) Encode		nRet = faacEncEncode(			hEncoder, (int*) pbPCMBuffer, nInputSamples, pbAACBuffer, nMaxOutputBytes);		fwrite(pbAACBuffer, 1, nRet, fpOut);		printf("%d: faacEncEncode returns %d\n", i, nRet);		if(nBytesRead <= 0)		{			break;		}	}	// (4) Close FAAC engine	nRet = faacEncClose(hEncoder);	delete[] pbPCMBuffer;	delete[] pbAACBuffer;	fclose(fpIn);	fclose(fpOut);	//getchar();	return 0;}