Logo Search packages:      
Sourcecode: ffms2 version File versions  Download package

indexing.h

//  Copyright (c) 2007-2009 Fredrik Mellbin
//
//  Permission is hereby granted, free of charge, to any person obtaining a copy
//  of this software and associated documentation files (the "Software"), to deal
//  in the Software without restriction, including without limitation the rights
//  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//  copies of the Software, and to permit persons to whom the Software is
//  furnished to do so, subject to the following conditions:
//
//  The above copyright notice and this permission notice shall be included in
//  all copies or substantial portions of the Software.
//
//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//  THE SOFTWARE.

#ifndef INDEXING_H
#define     INDEXING_H

#include <memory>
#include "utils.h"
#include "wave64writer.h"

#ifdef HAALISOURCE
#     define WIN32_LEAN_AND_MEAN
#     define _WIN32_DCOM
#     include <windows.h>
#     include <tchar.h>
#     include <atlbase.h>
#     include <dshow.h>
#     include <initguid.h>
#     include "CoParser.h"
#     include "guids.h"
#endif



00042 class SharedVideoContext {
private:
      bool FreeCodecContext;
public:
      AVCodecContext *CodecContext;
      AVCodecParserContext *Parser;
      CompressedStream *CS;

      SharedVideoContext(bool FreeCodecContext);
      ~SharedVideoContext();
};

00054 class SharedAudioContext {
private:
      bool FreeCodecContext;
public:
      AVCodecContext *CodecContext;
      Wave64Writer *W64Writer;
      int64_t CurrentSample;
      CompressedStream *CS;

      SharedAudioContext(bool FreeCodecContext);
      ~SharedAudioContext();
};

00067 struct TFrameInfo {
public:
      FFMS_FRAMEINFO_COMMON
      int64_t SampleStart;
      unsigned int SampleCount;
      int64_t FilePos;
      unsigned int FrameSize;
      size_t OriginalPos;

      TFrameInfo();
      static TFrameInfo VideoFrameInfo(int64_t PTS, int RepeatPict, bool KeyFrame, int64_t FilePos = 0, unsigned int FrameSize = 0);
      static TFrameInfo AudioFrameInfo(int64_t PTS, int64_t SampleStart, unsigned int SampleCount, bool KeyFrame, int64_t FilePos = 0, unsigned int FrameSize = 0);
private:
      TFrameInfo(int64_t PTS, int64_t SampleStart, unsigned int SampleCount, int RepeatPict, bool KeyFrame, int64_t FilePos, unsigned int FrameSize);
};

00083 class FFMS_Track : public std::vector<TFrameInfo> {
public:
      FFMS_TrackType TT;
      FFMS_TrackTimeBase TB;
      bool UseDTS;

      int FindClosestVideoKeyFrame(int Frame);
      int FindClosestAudioKeyFrame(int64_t Sample);
      int FrameFromPTS(int64_t PTS);
      int ClosestFrameFromPTS(int64_t PTS);
      void WriteTimecodes(const char *TimecodeFile);

      FFMS_Track();
      FFMS_Track(int64_t Num, int64_t Den, FFMS_TrackType TT, bool UseDTS = false);
};

00099 class FFMS_Index : public std::vector<FFMS_Track> {
public:
      static void CalculateFileSignature(const char *Filename, int64_t *Filesize, uint8_t Digest[20]);

      int Decoder;
      int64_t Filesize;
      uint8_t Digest[20];

      void Sort();
      bool CompareFileSignature(const char *Filename);
      void WriteIndex(const char *IndexFile);
      void ReadIndex(const char *IndexFile);

      FFMS_Index();
      FFMS_Index(int64_t Filesize, uint8_t Digest[20]);
};

00116 class FFMS_Indexer {
protected:
      int IndexMask;
      int DumpMask;
      int ErrorHandling;
      TIndexCallback IC;
      void *ICPrivate;
      TAudioNameCallback ANC;
      void *ANCPrivate;
      const char *SourceFile;
      std::vector<int16_t> DecodingBuffer;

      int64_t Filesize;
      uint8_t Digest[20];

      void WriteAudio(SharedAudioContext &AudioContext, FFMS_Index *Index, int Track, int DBSize);
public:
      static FFMS_Indexer *CreateIndexer(const char *Filename);
      FFMS_Indexer(const char *Filename);
      virtual ~FFMS_Indexer();
      void SetIndexMask(int IndexMask);
      void SetDumpMask(int DumpMask);
      void SetErrorHandling(int ErrorHandling);
      void SetProgressCallback(TIndexCallback IC, void *ICPrivate);
      void SetAudioNameCallback(TAudioNameCallback ANC, void *ANCPrivate);
      virtual FFMS_Index *DoIndexing() = 0;
      virtual int GetNumberOfTracks() = 0;
      virtual FFMS_TrackType GetTrackType(int Track) = 0;
      virtual const char *GetTrackCodec(int Track) = 0;
};

00147 class FFLAVFIndexer : public FFMS_Indexer {
private:
      AVFormatContext *FormatContext;
public:
      FFLAVFIndexer(const char *Filename, AVFormatContext *FormatContext);
      ~FFLAVFIndexer();
      FFMS_Index *DoIndexing();
      int GetNumberOfTracks();
      FFMS_TrackType GetTrackType(int Track);
      const char *GetTrackCodec(int Track);
};

00159 class FFMatroskaIndexer : public FFMS_Indexer {
private:
      MatroskaFile *MF;
      MatroskaReaderContext MC;
      AVCodec *Codec[32];
public:
      FFMatroskaIndexer(const char *Filename);
      ~FFMatroskaIndexer();
      FFMS_Index *DoIndexing();
      int GetNumberOfTracks();
      FFMS_TrackType GetTrackType(int Track);
      const char *GetTrackCodec(int Track);
};

#ifdef HAALISOURCE

class FFHaaliIndexer : public FFMS_Indexer {
private:
      int SourceMode;
      CComPtr<IMMContainer> pMMC;
      int NumTracks;
      FFMS_TrackType TrackType[32];
      AVCodec *Codec[32];
      std::vector<uint8_t> CodecPrivate[32];
      int CodecPrivateSize[32];
      CComQIPtr<IPropertyBag> PropertyBags[32];
      int64_t Duration;
public:
      FFHaaliIndexer(const char *Filename, enum FFMS_Sources SourceMode);
      FFMS_Index *DoIndexing();
      int GetNumberOfTracks();
      FFMS_TrackType GetTrackType(int Track);
      const char *GetTrackCodec(int Track);
};

#endif // HAALISOURCE

#endif

Generated by  Doxygen 1.6.0   Back to index