//private COMPVARS compvars = null;
/// <summary>
/// 初始化视频编解码器
/// </summary>
/// <param name="bitmapInfoHeader">图像头信息</param>
/// <param name="isEncode">标识完成编码还是解码功能</param>
public VideoEncoder(BITMAPINFO bitmapInfo, bool isEncode)
{
//BITMAPINFO bitmapInfo = new BITMAPINFO();
//bitmapInfo.bmiHeader = bitmapInfoHeader;
this.IsEncode = isEncode;
if (isEncode)
{
COMPVARS compvars = new COMPVARS();
compvars.cbSize = Marshal.SizeOf(compvars);
compvars.dwFlags = 1;
compvars.fccHandler = FOURCC.MP42;
compvars.fccType = FOURCC.ICTYPE_VIDEO;
compvars.lDataRate = 780; // 780;
compvars.lKey = 15; // 15;
compvars.lQ = 500; // -1;
//compvars.lQ = 500;
this.Compressor = new ICCompressor(compvars, bitmapInfo, FOURCC.MP42);
this.Compressor.Open();//打开编码器
}
else
{
bitmapInfo.bmiHeader.biCompression = FOURCC.MP42;
this.Decompressor = new ICDecompressor(new COMPVARS(), bitmapInfo, FOURCC.MP42);
this.Decompressor.Open();
}
}
/// <summary>
/// 初始化视频编解码器
/// </summary>
/// <param name="bitmapInfo">图像头信息</param>
/// <param name="isEncode">标识完成编码还是解码功能</param>
public VideoEncoder(BITMAPINFO bitmapInfo, bool isEncode)
{
this.IsEncode = isEncode;
if (isEncode)
{
COMPVARS compvars = new COMPVARS();
compvars.cbSize = Marshal.SizeOf(compvars);
compvars.dwFlags = 1;
compvars.fccHandler = FOURCC.MP42;
compvars.fccType = FOURCC.ICTYPE_VIDEO;
compvars.lDataRate = 780;// 780;
compvars.lKey = 15;// 15;
compvars.lQ = 500;// -1;
//compvars.lQ = 500;
this.Compressor = new ICCompressor(compvars, bitmapInfo, FOURCC.MP42);
this.Compressor.Open();//打开编码器
}
else
{
bitmapInfo.bmiHeader.biCompression = FOURCC.MP42;
this.Decompressor = new ICDecompressor(new COMPVARS(), bitmapInfo, FOURCC.MP42);
this.Decompressor.Open();
}
}
public static extern int ICSeqCompressFrame(
COMPVARS pc,
int uiFlags,
byte[] lpBits,
ref bool pfKey,
ref long plSize
);
public ICBase(COMPVARS cp,BITMAPINFO biIn,ICMODE mode,int fourcc)
{
this.pp=cp;
this._in=biIn;
this.mode=mode;
this.fourcc=fourcc;
_out=new BITMAPINFO();
}
public ICBase(COMPVARS cp, BITMAPINFO biIn, ICMODE mode, int fourcc)
{
this.pp = cp;
this._in = biIn;
this.mode = mode;
this.fourcc = fourcc;
_out = new BITMAPINFO();
}
public static extern bool ICCompressorChoose(
IntPtr hwnd,
int uiFlags,
//ref BITMAPINFO pvIn,
int pvIn,
int lpData,
COMPVARS pc,
string lpszTitle
);
//ICMODE_DECOMPRESS
/// <summary>
/// ��ʼ����Ƶ������
/// </summary>
/// <param name="cp">ѹ������</param>
/// <param name="biIn">ͼ����Ϣ</param>
/// <param name="fourcc">��������</param>
public ICDecompressor(COMPVARS cp,BITMAPINFO biIn,int fourcc)
: base(cp,biIn,ICMODE.ICMODE_DECOMPRESS,fourcc)
{
}
public static extern bool ICSeqCompressFrameStart( COMPVARS pc, ref BITMAPINFO lpbiIn );
public static extern void ICSeqCompressFrameEnd(ref COMPVARS pc);
public static extern int ICSeqCompressFrame( COMPVARS pc, int uiFlags, byte[] lpBits, ref bool pfKey, ref long plSize );
public static extern bool ICCompressorChoose( IntPtr hwnd, int uiFlags, //ref BITMAPINFO pvIn, int pvIn, int lpData, COMPVARS pc, string lpszTitle );
public static extern bool ICSeqCompressFrameStart(
COMPVARS pc,
ref BITMAPINFO lpbiIn
);
public static extern void ICSeqCompressFrameEnd(ref COMPVARS pc);
/// <summary>
/// ³õʼ»¯ÊÓƵ½âÂëÆ÷
/// </summary>
/// <param name="cp">ѹËõ¶ÔÏñ</param>
/// <param name="biIn">ͼÏñÐÅÏ¢</param>
/// <param name="fourcc">±àÂëÀàÐÍ</param>
public ICDecompressor(COMPVARS cp, BITMAPINFO biIn, int fourcc) : base(cp, biIn, ICMODE.ICMODE_DECOMPRESS, fourcc) //ICMODE_DECOMPRESS
{
}
/// <summary>
/// ³õʼ»¯ÊÓƵ±àÂëÆ÷
/// </summary>
/// <param name="cp">ѹËõ¶ÔÏñ</param>
/// <param name="biIn">ͼÏñÐÅÏ¢</param>
/// <param name="fourcc">±àÂëÀàÐÍ</param>
public ICCompressor(COMPVARS cp, BITMAPINFO biIn, int fourcc) : base(cp, biIn, ICMODE.ICMODE_COMPRESS, fourcc)
{
}