Exemplo n.º 1
0
        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)SS.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();
        }
Exemplo n.º 2
0
        public static AVCodecCfg CreateVideo(int width, int height, int codec_id = (int)AVCode.CODEC_ID_H264, int bit_rate = 98000)
        {
            var r = new AVCodecCfg();

            r.codec_id      = codec_id;
            r.width         = width;
            r.height        = height;
            r.codec_type    = (int)AVCode.CODEC_TYPE_VIDEO;
            r.bit_rate      = bit_rate;
            r.time_base_den = 15;
            r.time_base_num = 2;
            r.gop_size      = 15;
            r.pix_fmt       = (int)AVCode.PIX_FMT_YUV420P;
            return(r);
        }
Exemplo n.º 3
0
        public static AVCodecCfg CreateAudio(int channels, int sample_rate, int codec_id = (int)AVCode.CODEC_ID_H264, int bit_rate = 64000)
        {
            var r = new AVCodecCfg();

            r.codec_id      = codec_id;
            r.codec_type    = (int)AVCode.CODEC_TYPE_AUDIO;
            r.bit_rate      = bit_rate;
            r.time_base_den = 0;
            r.time_base_num = 0;
            r.gop_size      = 0;
            r.pix_fmt       = 0;
            r.max_b_frames  = 0;
            r.sample_rate   = sample_rate;
            r.channels      = channels;
            return(r);
        }
Exemplo n.º 4
0
        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);
        }