public CameraEncoder(VideoEncodeCfg cfgVideo, Action <MediaFrame> callBack, Canvas canvas = null)
{
_cfgVideo = cfgVideo;
_fps = cfgVideo.frameRate;
this.Canvas = canvas;
_capturer = CreateCapturer();
var @params = new X264Params(_cfgVideo.width, _cfgVideo.height, _fps, cfgVideo.videoBitRate);
if (cfgVideo.Params.ContainsKey("X264Encode"))
{
@params.method = (int)cfgVideo.Params["X264Encode"];
}
if (cfgVideo.Params.ContainsKey("KeyFrameRate"))
{
@params.key_frame_max = (int)cfgVideo.Params["KeyFrameRate"];
}
_x264 = new X264Native(@params);
_x264.Init();
_ffscale = new FFScale(_cfgVideo.width, _cfgVideo.height, 0, 12, _cfgVideo.width, _cfgVideo.height, 12, 12);
_draw = cfgVideo.Draw;
_draw.SetSize(_cfgVideo.width, _cfgVideo.height);
_callBack = callBack;
}
public ScreenCapturer(int width, int height, int fps, Action <byte[]> callBack)
{
_width = width;
_height = height;
_fps = fps;
_callBack = callBack;
_ffscale = new FFScale(width, height, 3, 24, width, height, 0, 12);
}
public MixerVideoCapturer(Mixer.Video.Canvas canvas, int width, int height, int fps, Action <byte[]> callBack)
{
_width = width;
_height = height;
_fps = fps;
_callBack = callBack;
this.Canvas = canvas;
_ffscale = new FFScale(width, height, 3, 24, width, height, 0, 12);
}
public static void Test()
{
try {
FFScale s = new FFScale(320, 240, 29, 32, 320, 240, 0, 12);
byte[] @in = new byte[320 * 240 * 4];
byte[] @out = s.FormatS(@in);
@out = s.FormatS(@in);
} catch (Exception e) {
}
}
public static void Test()
{
int width = 320, height = 240;
X264Native x264 = new X264Native(new X264Params(width, height, 10, 320));
//x264.SetIKeyIntMax(10);
x264.Init();
var ls = MediaServer.Media.ReadFile.GetBuffByFile1(@"D:\video_monitor\v2v_super_exchange\branch\branch_V3.16.0.0(dongtaifuyong)\bin\Debug\1237.yuv");
AVCodecCfg cf = AVCodecCfg.CreateVideo(width, height, (int)SLW.Media.AVCode.CODEC_ID_H264, 100000);
FFImp ffimp = new FFImp(cf, true);
//FFScale ffscale = new FFScale(width, height, 26, 12, width, height, 12, 12);
FFScale ffscale = new FFScale(width, height, 0, 12, width, height, 3, 24);
foreach (var item1 in ls)
{
var item = ffscale.FormatS(item1);
var in_buf = FunctionEx.BytesToIntPtr(item);
var out_buf = Marshal.AllocHGlobal(item.Length);
//var bKeyFrame = false;
//var nOutLen = 0;
var nInLen = item.Length;
// var size = X264Encode(x264.obj, in_buf, ref nInLen, out_buf, ref nOutLen, ref bKeyFrame);
// var buf = FunctionEx.IntPtrToBytes(out_buf, 0, size);
var buf = x264.Encode(item);
Console.WriteLine(buf.To16Strs(0, 16));
var size = buf.Length;
if (w == null) //OK
{
w = new BinaryWriter(new FileStream("4567.es", FileMode.Create));
}
w.Write(buf);
////Media.MediaFrame mf = new Media.MediaFrame();
////mf.nIsKeyFrame = (byte)(x264.IsKeyFrame() ? 1 : 0);
////mf.nWidth = width;
////mf.nHeight = height;
////mf.nEncoder = Media.MediaFrame.H264Encoder;
////mf.nTimetick = 0;
////mf.nSize = size;
////mf.Data = buf;
////buf = mf.GetBytes();
////fs.Write(BitConverter.GetBytes(buf.Length), 0, 4);
//fs.Write(buf, 0, buf.Length);
//fs.Flush();
//IntPtr intt = IntPtr.Zero;
//var sssss = ffimp.VideoDec(buf, ref intt);
////Console.WriteLine(buf.Take(32).ToArray().To16Strs());
//// var size = Encode1(ii, in_buf, ref nInLen, out_buf);
}
//fs.Close();
}
public void SetSize(int width, int height)
{
_width = width;
_height = height;
_scale = new FFScale(width, height, 0, 12, width, height, 3, 24);
if (_image != null)
{
_image.Dispose();
}
_image = null;
lock (_sync) {
_buffer = null;
}
}
private void FFScaleSetup(AMMediaType mt)
{
//e436eb7d-524f-11ce-9f53-0020af0ba770 RGB24
//32595559-0000-0010-8000-00aa00389b71 YUY2
//
if (mt.subType.ToString() == "32595559-0000-0010-8000-00aa00389b71")
{
_ffscale = new FFScale(_width, _height, 1, 12, _width, _height, 0, 12);
}
else if (mt.subType.ToString() == "e436eb7d-524f-11ce-9f53-0020af0ba770")
{
_ffscale = new FFScale(_width, _height, 2, 24, _width, _height, 0, 12);
}
else
{
throw new Exception("FFScaleSetup Error");
}
}
public CameraAForge(int camera, int width, int height, Action <byte[]> callBack)
{
_callBack = callBack;
_ffscale = new FFScale(width, height, 3, 24, width, height, 0, 12);
videoDevices = new AForge.Video.DirectShow.FilterInfoCollection(FilterCategory.VideoInputDevice);
videoDevice = new AForge.Video.DirectShow.VideoCaptureDevice(videoDevices[camera].MonikerString);
foreach (var item in videoDevice.VideoCapabilities)
{
if (item.FrameSize.Width == width && item.FrameSize.Height == height)
{
videoDevice.VideoResolution = item;
}
}
if (videoDevice.VideoResolution == null)
{
throw new Exception(string.Format("摄像头不支持{0}*{1}分辨率", width, height));
}
videoDevice.NewFrame += NewFrame;
videoDevice.RGBRawFrame += YUVFrame;
}
public FFImp(AVCodecCfg cfg, bool isDec, bool isvideo = true)
{
this.isDec = isDec;
this.cfg = cfg;
var pcfg = FunctionEx.StructToIntPtr(cfg);
pAVObj = FunctionEx.StructToIntPtr(new AVModel());
lock (_lock) {
if (!ffimp_init())
{
throw new Exception("ffimp init error");
}
}
if (isvideo)
{
int pOutBufSize = cfg.width * cfg.height * 3;
if (pOutBufSize == 0)
{
pOutBufSize = 1920 * 1080 * 4;
}
pOutBuf = Marshal.AllocHGlobal(pOutBufSize);
int init_r = 0;
lock (_lock)
{
if (this.isDec)
{
init_r = ffimp_video_decode_init(ref pAVObj, pcfg, pOutBuf, pOutBufSize);
}
else
{
init_r = ffimp_video_encode_init(ref pAVObj, pcfg, pOutBuf, pOutBufSize);
}
_ffscale = new FFScale(cfg.width, cfg.height, 0, 12, cfg.width, cfg.height, 0, 12);
}
}
else
{
int pOutBufSize = cfg.width * cfg.height * 3;
if (pOutBufSize == 0)
{
pOutBufSize = 2048 * 2;
}
pOutBuf = Marshal.AllocHGlobal(pOutBufSize);
int init_r = 0;
lock (_lock)
{
if (this.isDec)
{
init_r = ffimp_audio_decode_init(ref pAVObj, pcfg, pOutBuf, pOutBufSize);
}
else
{
init_r = ffimp_audio_decode_init(ref pAVObj, pcfg, pOutBuf, pOutBufSize);
}
// _ffscale = new FFScale(cfg.width, cfg.height, 0, 12, cfg.width, cfg.height, 0, 12);
}
}
Marshal.FreeHGlobal(pcfg);
}
