/// <summary>Read the stream's header information</summary>
		/// <param name="aviStream">The IAVISTREAM to read from</param>
		/// <returns>AVISTREAMINFO</returns>
		private Avi.AVISTREAMINFO GetStreamInfo(IntPtr aviStream){
			Avi.AVISTREAMINFO streamInfo = new Avi.AVISTREAMINFO();
            int result = Avi.NativeMethods.AVIStreamInfo(aviStream, ref streamInfo, Marshal.SizeOf(streamInfo));
			if(result != 0) {
				throw new Exception("Exception in AVIStreamInfo: "+result.ToString());
			}
			return streamInfo;
		}
Esempio n. 2
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        /// <summary>Create a new stream</summary>
        private void CreateStreamWithoutFormat()
        {
            int scale = 1;
            double rate = frameRate;
            GetRateAndScale(ref rate, ref scale);

            Avi.AVISTREAMINFO strhdr = new Avi.AVISTREAMINFO();
            strhdr.fccType = Avi.mmioStringToFOURCC("vids", 0);
            strhdr.fccHandler = Avi.mmioStringToFOURCC("CVID", 0);
            strhdr.dwFlags = 0;
            strhdr.dwCaps = 0;
            strhdr.wPriority = 0;
            strhdr.wLanguage = 0;
            strhdr.dwScale = (int)scale;
            strhdr.dwRate = (int)rate; // Frames per Second
            strhdr.dwStart = 0;
            strhdr.dwLength = 0;
            strhdr.dwInitialFrames = 0;
            strhdr.dwSuggestedBufferSize = frameSize; //height_ * stride_;
            strhdr.dwQuality = -1;        //default
            strhdr.dwSampleSize = 0;
            strhdr.rcFrame.top = 0;
            strhdr.rcFrame.left = 0;
            strhdr.rcFrame.bottom = (uint)height;
            strhdr.rcFrame.right = (uint)width;
            strhdr.dwEditCount = 0;
            strhdr.dwFormatChangeCount = 0;
            strhdr.szName = new UInt16[64];

            int result = Avi.AVIFileCreateStream(aviFile, out aviStream, ref strhdr);

            if (result != 0) {
                throw new Exception("Exception in AVIFileCreateStream: " + result.ToString());
            }
        }
Esempio n. 3
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        /// <summary>Copy a piece of video and wave sound int a new file</summary>
        /// <param name="newFileName">File name</param>
        /// <param name="startAtSecond">Start copying at second x</param>
        /// <param name="stopAtSecond">Stop copying at second y</param>
        /// <returns>AviManager for the new video</returns>
        public AviManager CopyTo(String newFileName, float startAtSecond, float stopAtSecond) {
            AviManager newFile = new AviManager(newFileName, false);

            try {
                //copy video stream

                VideoStream videoStream = GetVideoStream();

                int startFrameIndex = (int)(videoStream.FrameRate * startAtSecond);
                int stopFrameIndex = (int)(videoStream.FrameRate * stopAtSecond);

                videoStream.GetFrameOpen();
                Bitmap bmp = videoStream.GetBitmap(startFrameIndex);
                VideoStream newStream = newFile.AddVideoStream(false, videoStream.FrameRate, bmp);
                for (int n = startFrameIndex + 1; n <= stopFrameIndex; n++) {
                    bmp = videoStream.GetBitmap(n);
                    newStream.AddFrame(bmp);
                }
                videoStream.GetFrameClose();

                //copy audio stream

                AudioStream waveStream = GetWaveStream();

                Avi.AVISTREAMINFO streamInfo = new Avi.AVISTREAMINFO();
                Avi.PCMWAVEFORMAT streamFormat = new Avi.PCMWAVEFORMAT();
                int streamLength = 0;
                IntPtr ptrRawData = waveStream.GetStreamData(
                    ref streamInfo,
                    ref streamFormat,
                    ref streamLength);

				int startByteIndex = (int)( startAtSecond * (float)(waveStream.CountSamplesPerSecond * streamFormat.nChannels * waveStream.CountBitsPerSample) / 8);
				int stopByteIndex = (int)( stopAtSecond * (float)(waveStream.CountSamplesPerSecond * streamFormat.nChannels * waveStream.CountBitsPerSample) / 8);

                IntPtr ptrWavePart = new IntPtr(ptrRawData.ToInt32() + startByteIndex);

                byte[] rawData = new byte[stopByteIndex - startByteIndex];
				Marshal.Copy(ptrWavePart, rawData, 0, rawData.Length);
				Marshal.FreeHGlobal(ptrRawData);

                streamInfo.dwLength = rawData.Length;
                streamInfo.dwStart = 0;

                IntPtr unmanagedRawData = Marshal.AllocHGlobal(rawData.Length);
                Marshal.Copy(rawData, 0, unmanagedRawData, rawData.Length);
                newFile.AddAudioStream(unmanagedRawData, streamInfo, streamFormat, rawData.Length);
				Marshal.FreeHGlobal(unmanagedRawData);
            } catch (Exception ex) {
                newFile.Close();
                throw ex;
            }

            return newFile;
        }
Esempio n. 4
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        /// <summary>Add an existing wave audio stream to the file</summary>
        /// <param name="newStream">The stream to add</param>
        /// <param name="startAtFrameIndex">
        /// The index of the video frame at which the sound is going to start.
        /// '0' inserts the sound at the beginning of the video.
        /// </param>
        public void AddAudioStream(AudioStream newStream, int startAtFrameIndex) {
            Avi.AVISTREAMINFO streamInfo = new Avi.AVISTREAMINFO();
			Avi.PCMWAVEFORMAT streamFormat = new Avi.PCMWAVEFORMAT();
			int streamLength = 0;

			IntPtr rawData = newStream.GetStreamData(ref streamInfo, ref streamFormat, ref streamLength);
			IntPtr waveData = rawData;
			
			if (startAtFrameIndex > 0) {
                //not supported
                //streamInfo.dwStart = startAtFrameIndex;

                double framesPerSecond = GetVideoStream().FrameRate;
                double samplesPerSecond = newStream.CountSamplesPerSecond;
                double startAtSecond = startAtFrameIndex / framesPerSecond;
                int startAtSample = (int)(samplesPerSecond * startAtSecond);

                waveData = InsertSilence(startAtSample - 1, waveData, streamLength, ref streamInfo);
            }

            IntPtr aviStream;
			int result = Avi.AVIFileCreateStream(aviFile, out aviStream, ref streamInfo);
			if(result != 0){
				throw new Exception("Exception in AVIFileCreateStream: "+result.ToString());
			}

			result = Avi.AVIStreamSetFormat(aviStream, 0, ref streamFormat, Marshal.SizeOf(streamFormat));
			if(result != 0){
				throw new Exception("Exception in AVIStreamSetFormat: "+result.ToString());
			}
			
			result = Avi.AVIStreamWrite(aviStream, 0, streamLength, waveData, streamLength, Avi.AVIIF_KEYFRAME, 0, 0);
			if(result != 0){
				throw new Exception("Exception in AVIStreamWrite: "+result.ToString());
			}
			
			result = Avi.AVIStreamRelease(aviStream);
			if(result != 0){
				throw new Exception("Exception in AVIStreamRelease: "+result.ToString());
			}

			Marshal.FreeHGlobal(waveData);
		}
Esempio n. 5
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 private Avi.AVISTREAMINFO GetStreamInfo(IntPtr aviStream)
 {
     Avi.AVISTREAMINFO streamInfo = new Avi.AVISTREAMINFO();
     int result = Avi.AVIStreamInfo(this.StreamPointer, ref streamInfo, Marshal.SizeOf(streamInfo));
     if (result != 0) {
         throw new Exception("Exception in VideoStreamInfo: " + result.ToString());
     }
     return streamInfo;
 }
Esempio n. 6
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        static void Main(string[] args)
        {
            Console.WriteLine("MobiConverter by Gericom");
            Console.WriteLine();
            if (args.Length == 0)
            {
                PrintUsage();
                return;
            }
            switch (args[0])
            {
                case "-d":
                    {
                        if (args.Length != 2 && args.Length != 3)
                            goto default;
                        if (!File.Exists(args[1]))
                        {
                            Console.WriteLine("Error! File not found: " + args[1]);
                            return;
                        }
                        String outfile = (args.Length == 3) ? args[2] : Path.ChangeExtension(args[1], "avi");
                        byte[] sig = new byte[4];
                        Stream s = File.OpenRead(args[1]);
                        s.Read(sig, 0, 4);
                        s.Close();
                        if (sig[0] == 0x4C && sig[1] == 0x32 && sig[2] == 0xAA && sig[3] == 0xAB)//moflex
                        {
                            Console.WriteLine("Moflex container detected!");
                            Console.Write("Converting: ");
                            Console.CursorVisible = false;
                            MobiclipDecoder ddd = null;
                            AviManager m = new AviManager(outfile, false);
                            MemoryStream audio = null;
                            FastAudioDecoder[] mFastAudioDecoders = null;
                            int audiorate = -1;
                            int audiochannels = 0;
                            VideoStream vs = null;
                            FileStream stream = File.OpenRead(args[1]);
                            var d = new MoLiveDemux(stream);
                            int PlayingVideoStream = -1;
                            d.OnCompleteFrameReceived += delegate(MoLiveChunk Chunk, byte[] Data)
                            {
                                if ((Chunk is MoLiveStreamVideo || Chunk is MoLiveStreamVideoWithLayout) && ((PlayingVideoStream == -1) || ((MoLiveStream)Chunk).StreamIndex == PlayingVideoStream))
                                {
                                    if (ddd == null)
                                    {
                                        ddd = new MobiclipDecoder(((MoLiveStreamVideo)Chunk).Width, ((MoLiveStreamVideo)Chunk).Height, MobiclipDecoder.MobiclipVersion.Moflex3DS);
                                        PlayingVideoStream = ((MoLiveStream)Chunk).StreamIndex;
                                    }
                                    ddd.Data = Data;
                                    ddd.Offset = 0;
                                    Bitmap b = ddd.DecodeFrame();
                                    if (vs == null) vs = m.AddVideoStream(false, Math.Round(((double)((MoLiveStreamVideo)Chunk).FpsRate) / ((double)((MoLiveStreamVideo)Chunk).FpsScale), 3), b);
                                    else vs.AddFrame(b);
                                }
                                else if (Chunk is MoLiveStreamAudio)
                                {
                                    if (audio == null)
                                    {
                                        audio = new MemoryStream();
                                        audiochannels = (int)((MoLiveStreamAudio)Chunk).Channel;
                                        audiorate = (int)((MoLiveStreamAudio)Chunk).Frequency;
                                    }
                                    switch ((int)((MoLiveStreamAudio)Chunk).CodecId)
                                    {
                                        case 0://fastaudio
                                            {
                                                if (mFastAudioDecoders == null)
                                                {
                                                    mFastAudioDecoders = new FastAudioDecoder[(int)((MoLiveStreamAudio)Chunk).Channel];
                                                    for (int i = 0; i < (int)((MoLiveStreamAudio)Chunk).Channel; i++)
                                                    {
                                                        mFastAudioDecoders[i] = new FastAudioDecoder();
                                                    }
                                                }
                                                List<short>[] channels = new List<short>[(int)((MoLiveStreamAudio)Chunk).Channel];
                                                for (int i = 0; i < (int)((MoLiveStreamAudio)Chunk).Channel; i++)
                                                {
                                                    channels[i] = new List<short>();
                                                }

                                                int offset = 0;
                                                int size = 40;
                                                while (offset + size < Data.Length)
                                                {
                                                    for (int i = 0; i < (int)((MoLiveStreamAudio)Chunk).Channel; i++)
                                                    {
                                                        mFastAudioDecoders[i].Data = Data;
                                                        mFastAudioDecoders[i].Offset = offset;
                                                        channels[i].AddRange(mFastAudioDecoders[i].Decode());
                                                        offset = mFastAudioDecoders[i].Offset;
                                                    }
                                                }
                                                short[][] channelsresult = new short[(int)((MoLiveStreamAudio)Chunk).Channel][];
                                                for (int i = 0; i < (int)((MoLiveStreamAudio)Chunk).Channel; i++)
                                                {
                                                    channelsresult[i] = channels[i].ToArray();
                                                }
                                                byte[] result = InterleaveChannels(channelsresult);
                                                audio.Write(result, 0, result.Length);
                                            }
                                            break;
                                        case 1://IMA-ADPCM
                                            {
                                                IMAADPCMDecoder[] decoders = new IMAADPCMDecoder[(int)((MoLiveStreamAudio)Chunk).Channel];
                                                List<short>[] channels = new List<short>[(int)((MoLiveStreamAudio)Chunk).Channel];
                                                for (int i = 0; i < (int)((MoLiveStreamAudio)Chunk).Channel; i++)
                                                {
                                                    decoders[i] = new IMAADPCMDecoder();
                                                    decoders[i].GetWaveData(Data, 4 * i, 4);
                                                    channels[i] = new List<short>();
                                                }

                                                int offset = 4 * (int)((MoLiveStreamAudio)Chunk).Channel;
                                                int size = 128 * (int)((MoLiveStreamAudio)Chunk).Channel;
                                                while (offset + size < Data.Length)
                                                {
                                                    for (int i = 0; i < (int)((MoLiveStreamAudio)Chunk).Channel; i++)
                                                    {
                                                        channels[i].AddRange(decoders[i].GetWaveData(Data, offset, 128));
                                                        offset += 128;
                                                    }
                                                }
                                                short[][] channelsresult = new short[(int)((MoLiveStreamAudio)Chunk).Channel][];
                                                for (int i = 0; i < (int)((MoLiveStreamAudio)Chunk).Channel; i++)
                                                {
                                                    channelsresult[i] = channels[i].ToArray();
                                                }
                                                byte[] result = InterleaveChannels(channelsresult);
                                                audio.Write(result, 0, result.Length);
                                            }
                                            break;
                                        case 2://PCM16
                                            {
                                                audio.Write(Data, 0, Data.Length - (Data.Length % ((int)((MoLiveStreamAudio)Chunk).Channel * 2)));
                                            }
                                            break;
                                    }
                                }
                            };
                            bool left = false;
                            int counter = 0;
                            while (true)
                            {
                                uint error = d.ReadPacket();
                                if (error == 73)
                                    break;
                                //report progress
                                if (counter == 0)
                                {
                                    Console.Write("{0,3:D}%", stream.Position * 100 / stream.Length);
                                    Console.CursorLeft -= 4;
                                }
                                counter++;
                                if (counter == 50) counter = 0;
                            }
                            if (audio != null)
                            {
                                byte[] adata = audio.ToArray();
                                audio.Close();
                                var sinfo = new Avi.AVISTREAMINFO();
                                sinfo.fccType = Avi.streamtypeAUDIO;
                                sinfo.dwScale = audiochannels * 2;
                                sinfo.dwRate = audiorate * audiochannels * 2;
                                sinfo.dwSampleSize = audiochannels * 2;
                                sinfo.dwQuality = -1;
                                var sinfo2 = new Avi.PCMWAVEFORMAT();
                                sinfo2.wFormatTag = 1;
                                sinfo2.nChannels = (short)audiochannels;
                                sinfo2.nSamplesPerSec = audiorate;
                                sinfo2.nAvgBytesPerSec = audiorate * audiochannels * 2;
                                sinfo2.nBlockAlign = (short)(audiochannels * 2);
                                sinfo2.wBitsPerSample = 16;
                                unsafe
                                {
                                    fixed (byte* pAData = &adata[0])
                                    {
                                        m.AddAudioStream((IntPtr)pAData, sinfo, sinfo2, adata.Length);
                                    }
                                }
                            }
                            m.Close();
                            stream.Close();
                            Console.WriteLine("Done!");
                            Console.CursorVisible = true;
                        }
                        else if (sig[0] == 0x4D && sig[1] == 0x4F && sig[2] == 0x44 && sig[3] == 0x53)
                        {
                            //mods
                            Console.WriteLine("Mods container detected!");
                            Console.Write("Converting: ");
                            Console.CursorVisible = false;
                            AviManager m = new AviManager(outfile, false);
                            FileStream stream = File.OpenRead(args[1]);
                            ModsDemuxer dm = new ModsDemuxer(stream);
                            MemoryStream audio = null;
                            if ((dm.Header.AudioCodec == 1 || dm.Header.AudioCodec == 3) && dm.Header.NbChannel > 0 && dm.Header.Frequency > 0)
                            {
                                audio = new MemoryStream();
                            }
                            MobiclipDecoder d = new MobiclipDecoder(dm.Header.Width, dm.Header.Height, MobiclipDecoder.MobiclipVersion.ModsDS);
                            VideoStream vs = null;
                            int CurChannel = 0;
                            List<short>[] channels = new List<short>[dm.Header.NbChannel];
                            IMAADPCMDecoder[] decoders = new IMAADPCMDecoder[dm.Header.NbChannel];
                            SxDecoder[] sxd = new SxDecoder[dm.Header.NbChannel];
                            FastAudioDecoder[] fad = new FastAudioDecoder[dm.Header.NbChannel];
                            bool[] isinit = new bool[dm.Header.NbChannel];
                            for (int i = 0; i < dm.Header.NbChannel; i++)
                            {
                                channels[i] = new List<short>();
                                decoders[i] = new IMAADPCMDecoder();
                                sxd[i] = new SxDecoder();
                                fad[i] = new FastAudioDecoder();
                                isinit[i] = false;
                            }
                            int counter = 0;
                            while (true)
                            {
                                uint NrAudioPackets;
                                bool IsKeyFrame;
                                byte[] framedata = dm.ReadFrame(out NrAudioPackets, out IsKeyFrame);
                                if (framedata == null) break;
                                d.Data = framedata;
                                d.Offset = 0;
                                Bitmap b = d.DecodeFrame();
                                if (vs == null) vs = m.AddVideoStream(false, Math.Round(dm.Header.Fps / (double)0x01000000, 3), b);
                                else vs.AddFrame(b);
                                if (NrAudioPackets > 0 && audio != null)
                                {
                                    int Offset = d.Offset - 2;
                                    if (dm.Header.TagId == 0x334E && (IOUtil.ReadU16LE(framedata, 0) & 0x8000) != 0)
                                        Offset += 4;
                                    if (dm.Header.AudioCodec == 3)
                                    {
                                        if (IsKeyFrame)
                                        {
                                            for (int i = 0; i < dm.Header.NbChannel; i++)
                                            {
                                                channels[i] = new List<short>();
                                                decoders[i] = new IMAADPCMDecoder();
                                                sxd[i] = new SxDecoder();
                                                fad[i] = new FastAudioDecoder();
                                                isinit[i] = false;
                                            }
                                        }
                                        for (int i = 0; i < NrAudioPackets; i++)
                                        {
                                            channels[CurChannel].AddRange(decoders[CurChannel].GetWaveData(framedata, Offset, 128 + (!isinit[CurChannel] ? 4 : 0)));
                                            Offset += 128 + (!isinit[CurChannel] ? 4 : 0);
                                            isinit[CurChannel] = true;
                                            CurChannel++;
                                            if (CurChannel >= dm.Header.NbChannel) CurChannel = 0;
                                        }
                                    }
                                    else if (dm.Header.AudioCodec == 1)
                                    {
                                        for (int i = 0; i < NrAudioPackets; i++)
                                        {
                                            if (!isinit[CurChannel]) sxd[CurChannel].Codebook = dm.AudioCodebooks[CurChannel];
                                            isinit[CurChannel] = true;
                                            sxd[CurChannel].Data = framedata;
                                            sxd[CurChannel].Offset = Offset;
                                            channels[CurChannel].AddRange(sxd[CurChannel].Decode());
                                            Offset = sxd[CurChannel].Offset;
                                            CurChannel++;
                                            if (CurChannel >= dm.Header.NbChannel) CurChannel = 0;
                                        }
                                    }
                                    else if (dm.Header.AudioCodec == 2)
                                    {
                                        for (int i = 0; i < NrAudioPackets; i++)
                                        {
                                            fad[CurChannel].Data = framedata;
                                            fad[CurChannel].Offset = Offset;
                                            channels[CurChannel].AddRange(fad[CurChannel].Decode());
                                            Offset = fad[CurChannel].Offset;
                                            CurChannel++;
                                            if (CurChannel >= dm.Header.NbChannel) CurChannel = 0;
                                        }
                                    }
                                    int smallest = int.MaxValue;
                                    for (int i = 0; i < dm.Header.NbChannel; i++)
                                    {
                                        if (channels[i].Count < smallest) smallest = channels[i].Count;
                                    }
                                    if (smallest > 0)
                                    {
                                        //Gather samples
                                        short[][] samps = new short[dm.Header.NbChannel][];
                                        for (int i = 0; i < dm.Header.NbChannel; i++)
                                        {
                                            samps[i] = new short[smallest];
                                            channels[i].CopyTo(0, samps[i], 0, smallest);
                                            channels[i].RemoveRange(0, smallest);
                                        }
                                        byte[] result = InterleaveChannels(samps);
                                        audio.Write(result, 0, result.Length);
                                    }
                                }
                                //report progress
                                if (counter == 0)
                                {
                                    Console.Write("{0,3:D}%", stream.Position * 100 / stream.Length);
                                    Console.CursorLeft -= 4;
                                }
                                counter++;
                                if (counter == 50) counter = 0;
                            }
                            if (audio != null)
                            {
                                byte[] adata = audio.ToArray();
                                audio.Close();
                                var sinfo = new Avi.AVISTREAMINFO();
                                sinfo.fccType = Avi.streamtypeAUDIO;
                                sinfo.dwScale = dm.Header.NbChannel * 2;
                                sinfo.dwRate = (int)dm.Header.Frequency * dm.Header.NbChannel * 2;
                                sinfo.dwSampleSize = dm.Header.NbChannel * 2;
                                sinfo.dwQuality = -1;
                                var sinfo2 = new Avi.PCMWAVEFORMAT();
                                sinfo2.wFormatTag = 1;
                                sinfo2.nChannels = (short)dm.Header.NbChannel;
                                sinfo2.nSamplesPerSec = (int)dm.Header.Frequency;
                                sinfo2.nAvgBytesPerSec = (int)dm.Header.Frequency * dm.Header.NbChannel * 2;
                                sinfo2.nBlockAlign = (short)(dm.Header.NbChannel * 2);
                                sinfo2.wBitsPerSample = 16;
                                unsafe
                                {
                                    fixed (byte* pAData = &adata[0])
                                    {
                                        m.AddAudioStream((IntPtr)pAData, sinfo, sinfo2, adata.Length);
                                    }
                                }
                            }
                            m.Close();
                            stream.Close();
                            Console.WriteLine("Done!");
                            Console.CursorVisible = true;
                            return;
                        }
                        else if (sig[0] == 0x4D && sig[1] == 0x4F && sig[2] == 0x43 && sig[3] == 0x35)
                        {
                            //moc5
                            Console.WriteLine("MOC5 container detected!");
                            Console.WriteLine("Error! Not supported yet!");
                            return;
                        }
                        else
                        {
                            Console.WriteLine("Error! Unrecognized format!");
                            return;
                        }
                        break;
                    }
                case "-e":
                    {

                        break;
                    }
                default:
                case "-h":
                    PrintUsage();
                    return;
            }
        }