Ejemplo n.º 1
0
        public void Read(BinaryReader br)
        {
            offset                     = br.ReadInt64();
            hash                       = br.ReadUInt32();
            numSamplesInBytes          = br.ReadInt32();
            numSamplesInBytes_computed = SoundBankMono.GetPaddedSize(numSamplesInBytes);
            numSamples16Bit            = br.ReadInt32();
            unk5                       = br.ReadInt32();
            samplerate                 = br.ReadUInt16();
            unk6                       = br.ReadUInt16();

            if (Header.size > 32)
            {
                unk7             = br.ReadInt32();
                offsetToStates   = br.ReadInt64();
                numSamples16Bit2 = br.ReadUInt32();
                unk11            = br.ReadUInt32();
                unk12            = br.ReadUInt32();
                numStates        = br.ReadInt32();
                if (numStates > 0)
                {
                    is_compressed = true;
                    states        = new DviAdpcmDecoder.AdpcmState[numStates];
                    for (int j = 0; j < numStates; j++)
                    {
                        DviAdpcmDecoder.AdpcmState state = new DviAdpcmDecoder.AdpcmState();
                        state.valprev = br.ReadInt16();
                        state.index   = br.ReadByte();
                        states[j]     = state;
                    }
                }
            }
        }
Ejemplo n.º 2
0
        public void Initialize(AudioFile file, AudioWave wave)
        {
            _file = file;
            _wave = wave;

            _format = new WaveFormat(_wave.SamplesPerSecond, 16, 1);

            _lastBlock = -1;
            _looped    = false;

            _state          = new DviAdpcmDecoder.AdpcmState();
            _leftOverBuffer = null;
        }
Ejemplo n.º 3
0
        public void Play(bool looped)
        {
            try
            {
                Stop();

                _looped         = looped;
                _lastBlock      = -1;
                _state          = new DviAdpcmDecoder.AdpcmState();
                _player         = new WaveOutPlayer(-1, _format, _wave.BlockSize * 4, 3, Filler);
                _leftOverBuffer = null;
            }
            catch
            {
                MessageBox.Show("Audio play error.",
                                "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }
Ejemplo n.º 4
0
        public void Read(BinaryReader br)
        {
            offset = br.ReadInt64();
            hash = br.ReadUInt32();
            numSamplesInBytes = br.ReadInt32();
            numSamplesInBytes_computed = SoundBankMono.GetPaddedSize(numSamplesInBytes);
            numSamples16Bit = br.ReadInt32();
            unk5 = br.ReadInt32();
            samplerate = br.ReadUInt16();
            unk6 = br.ReadUInt16();
                
            if (Header.size > 32)
            {
                unk7 = br.ReadInt32();
                offsetToStates = br.ReadInt64();
                numSamples16Bit2 = br.ReadUInt32();
                unk11 = br.ReadUInt32();
                unk12 = br.ReadUInt32();
                numStates = br.ReadInt32();
                if (numStates > 0)
                {
                    is_compressed = true;
                    states = new DviAdpcmDecoder.AdpcmState[numStates];
                    for (int j = 0; j < numStates; j++)
                    {
                        DviAdpcmDecoder.AdpcmState state = new DviAdpcmDecoder.AdpcmState();
                        state.valprev = br.ReadInt16();
                        state.index = br.ReadByte();
                        states[j] = state;
                    }
                }
            }

        }
Ejemplo n.º 5
0
        private void Filler(IntPtr data, int size)
        {
            int blockCount = _wave.BlockCount;

            byte[] b = new byte[size];

            if (_file != null && (_looped || _lastBlock < blockCount))
            {
                MemoryStream ms = new MemoryStream();

                if (_leftOverBuffer != null)
                {
                    ms.Write(_leftOverBuffer, 0, _leftOverBuffer.Length);
                }

                while (ms.Position < size)
                {
                    _lastBlock++;

                    if (_lastBlock >= blockCount)
                    {
                        if (!_looped)
                        {
                            while (ms.Position < size)
                            {
                                ms.WriteByte(0);
                            }
                            break;
                        }
                        else
                        {
                            _lastBlock = 0;
                            _state     = new DviAdpcmDecoder.AdpcmState();
                        }
                    }

                    _file.SoundBank.ExportWaveBlockAsPCM(_wave.Index, _lastBlock, ref _state, _file.Stream, ms);
                }

                int extraData = (int)(ms.Position - size);

                ms.Seek(0, SeekOrigin.Begin);
                ms.Read(b, 0, size);

                if (extraData > 0)
                {
                    _leftOverBuffer = new byte[extraData];
                    ms.Read(_leftOverBuffer, 0, extraData);
                }
                else
                {
                    _leftOverBuffer = null;
                }
            }
            else
            {
                for (int i = 0; i < b.Length; i++)
                {
                    b[i] = 0;
                }
            }
            System.Runtime.InteropServices.Marshal.Copy(b, 0, data, size);
        }