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-rw-r--r--dxr3audiodecoder.h87
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diff --git a/dxr3audiodecoder.h b/dxr3audiodecoder.h
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-/*
- * dxr3audiodecoder.h
- *
- * Copyright (C) 2002-2004 Kai Möller
- * Copyright (C) 2004 Christian Gmeiner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public License
- * as published by the Free Software Foundation; either version 2.1
- * 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 Lesser General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- */
-
-#ifndef _DXR3_AUDIODECODER_H_
-#define _DXR3_AUDIODECODER_H_
-
-#include <stdlib.h>
-#include <stdint.h>
-
-#include "dxr3ffmpeg.h"
-#include "dxr3syncbuffer.h"
-#include "dxr3multichannelaudio.h"
-#include "dxr3log.h"
-
-// ==================================
-//! Decode given audiostream in usable audioformat
-/*!
- Here we can decode lpcm, ac3 and pcm to useable
- bitstream for ffmpeg. ffmpeg will convert
- the datastream into mp2.
-*/
-class cDxr3AudioDecoder
-{
-public:
- cDxr3AudioDecoder();
- ~cDxr3AudioDecoder();
-
- void Init();
-
- void Decode(const uint8_t* buf, int length, uint32_t pts, cDxr3SyncBuffer &aBuf);
- void DecodeLpcm(const uint8_t* buf, int length, uint32_t pts, cDxr3SyncBuffer &aBuf);
- void DecodeAc3Dts(const uint8_t* pPes, const uint8_t* buf, int length, uint32_t pts, cDxr3SyncBuffer &aBuf);
-
- int GetRate() const { return m_Rate; }
- int GetChannelCount() const { return m_Channels; }
- int GetFrameSize() const { return m_FrameSize; }
- void Reset() { m_AC3dtsDecoder.Clear(); m_RBuf.Clear(); }
-
-private:
- bool HeadCheck(unsigned long head);
-
- struct Dxr3Codec m_Codec;
-
- cRingBufferFrame m_RBuf;
- cMultichannelAudio m_AC3dtsDecoder;
-
- bool m_AudioSynched;
- bool m_DecoderOpened;
- uint8_t m_LastHeader[4];
- int m_Rate;
- int m_Channels;
- uint32_t m_FrameSize;
- uint8_t m_PcmBuf[AVCODEC_MAX_AUDIO_FRAME_SIZE];
- int m_Volume;
- bool m_FoundHeader;
- bool m_DecodeAudio;
-
- cDxr3AudioDecoder(cDxr3AudioDecoder&); // no copy constructor
-};
-
-#endif /*_DXR3_AUDIODECODER_H_*/
-
-// Local variables:
-// mode: c++
-// c-file-style: "stroustrup"
-// c-file-offsets: ((inline-open . 0))
-// indent-tabs-mode: t
-// End: