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- // VirtualDub - Video processing and capture application
- // Copyright (C) 1998-2001 Avery Lee
- //
- // This program is free software; you can redistribute it and/or modify
- // it under the terms of the GNU General Public License as published by
- // the Free Software Foundation; either version 2 of the License, or
- // (at your option) any later version.
- //
- // This program is distributed in the hope that it will be useful,
- // but WITHOUT ANY WARRANTY; without even the implied warranty of
- // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- // GNU General Public License for more details.
- //
- // You should have received a copy of the GNU General Public License
- // along with this program; if not, write to the Free Software
- // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
- #ifndef f_AUDIOSOURCE_H
- #define f_AUDIOSOURCE_H
-
- #include <windows.h>
- #include <vfw.h>
-
- #include "DubSource.h"
-
- class IAVIReadHandler;
- class IAVIReadStream;
-
- class AudioSource : public DubSource {
- public:
- WAVEFORMATEX *getWaveFormat() {
- return (WAVEFORMATEX *)getFormat();
- }
- };
-
- class AudioSourceWAV : public AudioSource {
- private:
- HMMIO hmmioFile;
- MMCKINFO chunkRIFF;
- MMCKINFO chunkDATA;
- LONG lCurrentSample;
- LONG bytesPerSample;
-
- public:
- AudioSourceWAV(char *fn, LONG inputBufferSize);
- ~AudioSourceWAV();
-
- BOOL init();
- virtual int _read(LONG lStart, LONG lCount, LPVOID lpBuffer, LONG cbBuffer, LONG *lSamplesRead, LONG *lBytesRead);
- };
-
- class AudioSourceAVI : public AudioSource {
- private:
- IAVIReadHandler *pAVIFile;
- IAVIReadStream *pAVIStream;
-
- BOOL _isKey(LONG lSample);
-
- public:
- AudioSourceAVI(IAVIReadHandler *pAVIFile);
- ~AudioSourceAVI();
-
- void Reinit();
- bool isStreaming();
-
- void streamBegin(bool fRealTime);
- void streamEnd();
-
- BOOL init();
- int _read(LONG lStart, LONG lCount, LPVOID lpBuffer, LONG cbBuffer, LONG *lSamplesRead, LONG *lBytesRead);
- };
-
- #endif
-