vs2012 语音文件 列表管理

点击(此处)折叠或打开using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.IO;namespace WindowsWave{    class WaveFile    {        #region RIFF WAVE Chunk        private string Id; //文件标识        private double Size; //文件大小        private string Type; //文件类型        #endregion        #region Format Chunk        private string formatId;        private double formatSize; //数值为16或18，18则最后又附加信息        private int formatTag;        private int num_Channels; //声道数目，1--单声道；2--双声道        private int SamplesPerSec; //采样率        private int AvgBytesPerSec; //每秒所需字节数        private int BlockAlign; //数据块对齐单位(每个采样需要的字节数)        private int BitsPerSample; //每个采样需要的bit数        private string additionalInfo; //附加信息（可选，通过Size来判断有无）        /*         * 以'fmt'作为标示。一般情况下Size为16，此时最后附加信息没有；         * 如果为18则最后多了2个字节的附加信息。         * 主要由一些软件制成的wav格式中含有该2个字节的附加信息         */        #endregion        #region Fact Chunk(可选)        /*                * Fact Chunk是可选字段，一般当wav文件由某些软件转化而成，则包含该Chunk。                */        private string factId;        private int factSize;        private string factData;        #endregion        #region Data Chunk        private string dataId;        private int dataSize;        private Listdouble> wavdata = new Listdouble>(); //默认为单声道        #endregion        public int GetDataSize()        {            return dataSize;        }        ///        ///        public void ReadWAVFile(string filePath)        {            if (filePath == "") return;            byte[] id = new byte[4];            byte[] size = new byte[4];            byte[] type = new byte[4];            byte[] formatid = new byte[4];            byte[] formatsize = new byte[4];            byte[] formattag = new byte[2];            byte[] numchannels = new byte[2];            byte[] samplespersec = new byte[4];            byte[] avgbytespersec = new byte[4];            byte[] blockalign = new byte[2];            byte[] bitspersample = new byte[2];            byte[] additionalinfo = new byte[2]; //可选            byte[] factid = new byte[4];            byte[] factsize = new byte[4];            byte[] factdata = new byte[4];            byte[] dataid = new byte[4];            byte[] datasize = new byte[4];            using (FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.Read))            {                using (BinaryReader br = new BinaryReader(fs, Encoding.UTF8))                {                    #region RIFF WAVE Chunk                    br.Read(id, 0, 4);                    br.Read(size, 0, 4);                    br.Read(type, 0, 4);                    this.Id = getString(id, 4);                    long longsize = bytArray2Int(size);//十六进制转为十进制                    this.Size = longsize * 1.0;                    this.Type = getString(type, 4);                    #endregion                    #region Format Chunk                    br.Read(formatid, 0, 4);                    br.Read(formatsize, 0, 4);                    br.Read(formattag, 0, 2);                    br.Read(numchannels, 0, 2);                    br.Read(samplespersec, 0, 4);                    br.Read(avgbytespersec, 0, 4);                    br.Read(blockalign, 0, 2);                    br.Read(bitspersample, 0, 2);                    if (getString(formatsize, 2) == "18")                    {                        br.Read(additionalinfo, 0, 2);                        this.additionalInfo = getString(additionalinfo, 2); //附加信息                    }                    this.formatId = getString(formatid, 4);                    this.formatSize = bytArray2Int(formatsize);                    byte[] tmptag = composeByteArray(formattag);                    this.formatTag = bytArray2Int(tmptag);                    byte[] tmpchanels = composeByteArray(numchannels);                    this.num_Channels = bytArray2Int(tmpchanels); //声道数目，1--单声道；2--双声道                    this.SamplesPerSec = bytArray2Int(samplespersec); //采样率                    this.AvgBytesPerSec = bytArray2Int(avgbytespersec); //每秒所需字节数                    byte[] tmpblockalign = composeByteArray(blockalign);                    this.BlockAlign = bytArray2Int(tmpblockalign); //数据块对齐单位(每个采样需要的字节数)                    byte[] tmpbitspersample = composeByteArray(bitspersample);                    this.BitsPerSample = bytArray2Int(tmpbitspersample); // 每个采样需要的bit数                    #endregion                    #region Fact Chunk                    //byte[] verifyFactChunk = new byte[2];                    //br.Read(verifyFactChunk, 0, 2);                    //string test = getString(verifyFactChunk, 2);                    //if (getString(verifyFactChunk, 2) == "fa")                    //{                    // byte[] halffactId = new byte[2];                    // br.Read(halffactId, 0, 2);                    // byte[] factchunkid = new byte[4];                    // for (int i = 0; i                    // {                    // factchunkid[i] = verifyFactChunk[i];                    // factchunkid[i + 2] = halffactId[i];                    // }                    // this.factId = getString(factchunkid, 4);                    // br.Read(factsize, 0, 4);                    // this.factSize = bytArray2Int(factsize);                    // br.Read(factdata, 0, 4);                    // this.factData = getString(factdata, 4);                    //}                    #endregion                    #region Data Chunk                    byte[] d_flag = new byte[1];                    while (true)                    {                        br.Read(d_flag, 0, 1);                        if (getString(d_flag, 1) == "d")                        {                            break;                        }                    }                    byte[] dt_id = new byte[4];                    dt_id[0] = d_flag[0];                    br.Read(dt_id, 1, 3);                    this.dataId = getString(dt_id, 4);                    br.Read(datasize, 0, 4);                                        this.dataSize = bytArray2Int(datasize);                    /*                    List testl = new List();                    if (BitsPerSample == 8)                    {                        for (int i = 0; i                        {                            byte wavdt = br.ReadByte();                            wavdata.Add(wavdt);                            Console.WriteLine(wavdt);                        }                    }                    else if (BitsPerSample == 16)                    {                        for (int i = 0; i                        {                            short wavdt = br.ReadInt16();                            wavdata.Add(wavdt);                            Console.WriteLine(wavdt);                        }                    }                    */                    #endregion                }            }        }        ///        ///        ///        private int bytArray2Int(byte[] bytArray)        {            return bytArray[0] | (bytArray[1] 8) | (bytArray[2] 16) | (bytArray[3] 24);        }        ///        ///        ///        ///        private string getString(byte[] bts, int len)        {            char[] tmp = new char[len];            for (int i = 0; i len; i++)            {                tmp[i] = (char)bts[i];            }            return new string(tmp);        }        ///        ///        ///        private byte[] composeByteArray(byte[] bt)        {            byte[] tmptag = new byte[4] { 0, 0, 0, 0 };            tmptag[0] = bt[0];            tmptag[1] = bt[1];            return tmptag;        }    }}点击(此处)折叠或打开using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Windows.Forms;namespace WindowsWave{    public partial class Form1 : Form    {        public Form1()        {            InitializeComponent();        }        private int RowsCnt;        private void Form1_Load(object sender, EventArgs e)        {            RowsCnt = 0;        }        private void ButtonAdd_Click(object sender, EventArgs e)        {            OpenFileDialog openFileDialog = new OpenFileDialog();            openFileDialog.InitialDirectory = ".\\";//注意这里写路径时要用c:\\而不是c:\            openFileDialog.Filter = "文本文件|*.*|语音文件|*.wav|所有文件|*.*";            openFileDialog.RestoreDirectory = true;            openFileDialog.FilterIndex = 1;            if (openFileDialog.ShowDialog() == DialogResult.OK)            {                string fName = openFileDialog.FileName;                WaveFile myWave = new WaveFile();                myWave.ReadWAVFile(fName);                int filelen = myWave.GetDataSize();                                int index = this.dgViewFileList.Rows.Add();                dgViewFileList.Rows[index].Cells[0].Value = RowsCnt.ToString();                dgViewFileList.Rows[index].Cells[1].Value = fName;                dgViewFileList.Rows[index].Cells[2].Value = filelen.ToString();                RowsCnt++;               // File fileOpen = new File(fName);               // isFileHaveName = true;               // richTextBox1.Text = fileOpen.ReadFile();               // richTextBox1.AppendText("");            }        }        private void buttonDel_Click(object sender, EventArgs e)        {            foreach (DataGridViewRow r in dgViewFileList.SelectedRows)            {                if (!r.IsNewRow)                {                    dgViewFileList.Rows.Remove(r);                }            }        }        private void buttonMoveUp_Click(object sender, EventArgs e) //up        {            try            {                DataGridViewSelectedRowCollection dgvsrc = this.dgViewFileList.SelectedRows;//获取选中行的集合                if (dgvsrc.Count > 0)                {                    int index = this.dgViewFileList.SelectedRows[0].Index;//获取当前选中行的索引                    if (index > 0)//如果该行不是第一行                    {                        DataGridViewRow dgvr = this.dgViewFileList.Rows[index - dgvsrc.Count];//获取选中行的上一行                        this.dgViewFileList.Rows.RemoveAt(index - dgvsrc.Count);//删除原选中行的上一行                        this.dgViewFileList.Rows.Insert((index), dgvr);//将选中行的上一行插入到选中行的后面                        for (int i = 0; i dgvsrc.Count; i++)//选中移动后的行                        {                            this.dgViewFileList.Rows[index - i - 1].Selected = true;                        }                    }                }            }            catch { }        }        private void buttonMoveDown_Click(object sender, EventArgs e)        {            try            {                DataGridViewSelectedRowCollection dgvsrc = this.dgViewFileList.SelectedRows;//获取选中行的集合                if (dgvsrc.Count > 0)                {                    int index = this.dgViewFileList.SelectedRows[0].Index;//获取当前选中行的索引                    if (index >= 0 & (this.dgViewFileList.RowCount - 1) != index)//如果该行不是最后一行                    {                        DataGridViewRow dgvr = this.dgViewFileList.Rows[index + 1];//获取选中行的下一行                        this.dgViewFileList.Rows.RemoveAt(index + 1);//删除原选中行的上一行                        this.dgViewFileList.Rows.Insert((index + 1 - dgvsrc.Count), dgvr);//将选中行的上一行插入到选中行的后面                        for (int i = 0; i dgvsrc.Count; i++)//选中移动后的行                        {                            this.dgViewFileList.Rows[index + 1 - i].Selected = true;                        }                    }                }            }            catch { }        }    }}