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ffms.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 FFMS_H
#define FFMS_H

// Version format: major - minor - micro - bump
#define FFMS_VERSION ((2 << 24) | (13 << 16) | (1 << 8) | 0)

#include <stdint.h>

#ifdef __cplusplus
#     define EXTERN_C extern "C"
#     define FFMS_CLASS_TYPE class
#else
#     define EXTERN_C
#     define FFMS_CLASS_TYPE struct
#endif

#ifdef _WIN32
#     define FFMS_CC __stdcall
#     ifdef _MSC_VER
#           ifdef FFMS_EXPORTS
#                 define FFMS_API(ret) EXTERN_C __declspec(dllexport) ret FFMS_CC
#           else
#                 define FFMS_API(ret) EXTERN_C __declspec(dllimport) ret FFMS_CC
#           endif
#     else
#           define FFMS_API(ret) EXTERN_C ret FFMS_CC
#     endif
#else
#     define FFMS_CC
#     define FFMS_API(ret) EXTERN_C ret FFMS_CC
#endif

00053 typedef struct {
      int ErrorType;
      int SubType;
      int BufferSize;
      char *Buffer;
} FFMS_ErrorInfo;

typedef FFMS_CLASS_TYPE FFMS_VideoSource FFMS_VideoSource;
typedef FFMS_CLASS_TYPE FFMS_AudioSource FFMS_AudioSource;
typedef FFMS_CLASS_TYPE FFMS_Indexer FFMS_Indexer;
typedef FFMS_CLASS_TYPE FFMS_Index FFMS_Index;
typedef FFMS_CLASS_TYPE FFMS_Track FFMS_Track;

enum FFMS_Errors {
      // No error
      FFMS_ERROR_SUCCESS = 0,

      // Main types - where the error occurred
      FFMS_ERROR_INDEX = 1,
      FFMS_ERROR_INDEXING,
      FFMS_ERROR_POSTPROCESSING,
      FFMS_ERROR_SCALING,
      FFMS_ERROR_DECODING,
      FFMS_ERROR_SEEKING,
      FFMS_ERROR_PARSER,
      FFMS_ERROR_TRACK,
      FFMS_ERROR_WAVE_WRITER,
      FFMS_ERROR_CANCELLED,

      // Subtypes - what caused the error
      FFMS_ERROR_UNKNOWN = 20,
      FFMS_ERROR_UNSUPPORTED,
      FFMS_ERROR_FILE_READ,
      FFMS_ERROR_FILE_WRITE,
      FFMS_ERROR_NO_FILE,
      FFMS_ERROR_VERSION,
      FFMS_ERROR_ALLOCATION_FAILED,
      FFMS_ERROR_INVALID_ARGUMENT,
      FFMS_ERROR_CODEC,
      FFMS_ERROR_NOT_AVAILABLE,
      FFMS_ERROR_FILE_MISMATCH,
      FFMS_ERROR_USER
};

enum FFMS_Sources {
      FFMS_SOURCE_LAVF        = 0x01,
      FFMS_SOURCE_MATROSKA    = 0x02,
      FFMS_SOURCE_HAALIMPEG   = 0x04,
      FFMS_SOURCE_HAALIOGG    = 0x08
};

enum FFMS_CPUFeatures {
      FFMS_CPU_CAPS_MMX       = 0x01,
      FFMS_CPU_CAPS_MMX2            = 0x02,
      FFMS_CPU_CAPS_3DNOW           = 0x04,
      FFMS_CPU_CAPS_ALTIVEC   = 0x08,
      FFMS_CPU_CAPS_BFIN            = 0x10
};

enum FFMS_SeekMode {
      FFMS_SEEK_LINEAR_NO_RW  = -1,
      FFMS_SEEK_LINEAR        = 0,
      FFMS_SEEK_NORMAL        = 1,
      FFMS_SEEK_UNSAFE        = 2,
      FFMS_SEEK_AGGRESSIVE    = 3
};

enum FFMS_IndexErrorHandling {
      FFMS_IEH_ABORT = 0,
      FFMS_IEH_CLEAR_TRACK = 1,
      FFMS_IEH_STOP_TRACK = 2,
      FFMS_IEH_IGNORE = 3
};

enum FFMS_TrackType {
      FFMS_TYPE_UNKNOWN = -1,
      FFMS_TYPE_VIDEO,
    FFMS_TYPE_AUDIO,
    FFMS_TYPE_DATA,
    FFMS_TYPE_SUBTITLE,
    FFMS_TYPE_ATTACHMENT
};

enum FFMS_SampleFormat {
    FFMS_FMT_U8 = 0,
    FFMS_FMT_S16,
    FFMS_FMT_S32,
    FFMS_FMT_FLT,
    FFMS_FMT_DBL
};

enum FFMS_AudioChannel {
      FFMS_CH_FRONT_LEFT                        = 0x00000001,
      FFMS_CH_FRONT_RIGHT                       = 0x00000002,
      FFMS_CH_FRONT_CENTER                = 0x00000004,
      FFMS_CH_LOW_FREQUENCY               = 0x00000008,
      FFMS_CH_BACK_LEFT                   = 0x00000010,
      FFMS_CH_BACK_RIGHT                        = 0x00000020,
      FFMS_CH_FRONT_LEFT_OF_CENTER  = 0x00000040,
      FFMS_CH_FRONT_RIGHT_OF_CENTER = 0x00000080,
      FFMS_CH_BACK_CENTER                       = 0x00000100,
      FFMS_CH_SIDE_LEFT                   = 0x00000200,
      FFMS_CH_SIDE_RIGHT                        = 0x00000400,
      FFMS_CH_TOP_CENTER                        = 0x00000800,
      FFMS_CH_TOP_FRONT_LEFT              = 0x00001000,
      FFMS_CH_TOP_FRONT_CENTER            = 0x00002000,
      FFMS_CH_TOP_FRONT_RIGHT             = 0x00004000,
      FFMS_CH_TOP_BACK_LEFT               = 0x00008000,
      FFMS_CH_TOP_BACK_CENTER             = 0x00010000,
      FFMS_CH_TOP_BACK_RIGHT              = 0x00020000,
      FFMS_CH_STEREO_LEFT                       = 0x20000000,
      FFMS_CH_STEREO_RIGHT                = 0x40000000
};

enum FFMS_Resizers {
      FFMS_RESIZER_FAST_BILINEAR    = 0x0001,
      FFMS_RESIZER_BILINEAR         = 0x0002,
      FFMS_RESIZER_BICUBIC          = 0x0004,
      FFMS_RESIZER_X                      = 0x0008,
      FFMS_RESIZER_POINT                  = 0x0010,
      FFMS_RESIZER_AREA             = 0x0020,
      FFMS_RESIZER_BICUBLIN         = 0x0040,
      FFMS_RESIZER_GAUSS                  = 0x0080,
      FFMS_RESIZER_SINC             = 0x0100,
      FFMS_RESIZER_LANCZOS          = 0x0200,
      FFMS_RESIZER_SPLINE                 = 0x0400
};

00181 typedef struct {
      uint8_t *Data[4];
      int Linesize[4];
      int EncodedWidth;
      int EncodedHeight;
      int EncodedPixelFormat;
      int ScaledWidth;
      int ScaledHeight;
      int ConvertedPixelFormat;
      int KeyFrame;
      int RepeatPict;
      int InterlacedFrame;
      int TopFieldFirst;
      char PictType;
} FFMS_Frame;

00197 typedef struct {
      int64_t Num;
      int64_t Den;
} FFMS_TrackTimeBase;

#define FFMS_FRAMEINFO_COMMON int64_t PTS; int RepeatPict; int KeyFrame;

00204 typedef struct {
      FFMS_FRAMEINFO_COMMON
} FFMS_FrameInfo;

00208 typedef struct {
      int FPSDenominator;
      int FPSNumerator;
      int RFFDenominator;
      int RFFNumerator;
      int NumFrames;
      int SARNum;
      int SARDen;
      int CropTop;
      int CropBottom;
      int CropLeft;
      int CropRight;
      int TopFieldFirst;
      int ColorSpace; // same as in the MPEG-2 specs, see AVColorSpace in avcodec.h
      int ColorRange; // 0=unspecified, 1=16-235, 2=0-255
      double FirstTime;
      double LastTime;
} FFMS_VideoProperties;

00227 typedef struct {
      int SampleFormat;
      int SampleRate;
      int BitsPerSample;
      int Channels;
      int64_t ChannelLayout;
      int64_t NumSamples;
      double FirstTime;
      double LastTime;
} FFMS_AudioProperties;

typedef int (FFMS_CC *TIndexCallback)(int64_t Current, int64_t Total, void *ICPrivate);
typedef int (FFMS_CC *TAudioNameCallback)(const char *SourceFile, int Track, const FFMS_AudioProperties *AP, char *FileName, int FNSize, void *Private);

// Most functions return 0 on success
// Functions without error message output can be assumed to never fail in a graceful way
FFMS_API(void) FFMS_Init(int CPUFeatures);
FFMS_API(int) FFMS_GetLogLevel();
FFMS_API(void) FFMS_SetLogLevel(int Level);
FFMS_API(FFMS_VideoSource *) FFMS_CreateVideoSource(const char *SourceFile, int Track, FFMS_Index *Index, int Threads, int SeekMode, FFMS_ErrorInfo *ErrorInfo);
FFMS_API(FFMS_AudioSource *) FFMS_CreateAudioSource(const char *SourceFile, int Track, FFMS_Index *Index, FFMS_ErrorInfo *ErrorInfo);
FFMS_API(void) FFMS_DestroyVideoSource(FFMS_VideoSource *V);
FFMS_API(void) FFMS_DestroyAudioSource(FFMS_AudioSource *A);
FFMS_API(const FFMS_VideoProperties *) FFMS_GetVideoProperties(FFMS_VideoSource *V);
FFMS_API(const FFMS_AudioProperties *) FFMS_GetAudioProperties(FFMS_AudioSource *A);
FFMS_API(const FFMS_Frame *) FFMS_GetFrame(FFMS_VideoSource *V, int n, FFMS_ErrorInfo *ErrorInfo);
FFMS_API(const FFMS_Frame *) FFMS_GetFrameByTime(FFMS_VideoSource *V, double Time, FFMS_ErrorInfo *ErrorInfo);
FFMS_API(int) FFMS_GetAudio(FFMS_AudioSource *A, void *Buf, int64_t Start, int64_t Count, FFMS_ErrorInfo *ErrorInfo);
FFMS_API(int) FFMS_SetOutputFormatV(FFMS_VideoSource *V, int64_t TargetFormats, int Width, int Height, int Resizer, FFMS_ErrorInfo *ErrorInfo);
FFMS_API(void) FFMS_ResetOutputFormatV(FFMS_VideoSource *V);
FFMS_API(int) FFMS_SetPP(FFMS_VideoSource *V, const char *PP, FFMS_ErrorInfo *ErrorInfo);
FFMS_API(void) FFMS_ResetPP(FFMS_VideoSource *V);
FFMS_API(void) FFMS_DestroyIndex(FFMS_Index *Index);
FFMS_API(int) FFMS_GetSourceType(FFMS_Index *Index);
FFMS_API(int) FFMS_GetFirstTrackOfType(FFMS_Index *Index, int TrackType, FFMS_ErrorInfo *ErrorInfo);
FFMS_API(int) FFMS_GetFirstIndexedTrackOfType(FFMS_Index *Index, int TrackType, FFMS_ErrorInfo *ErrorInfo);
FFMS_API(int) FFMS_GetNumTracks(FFMS_Index *Index);
FFMS_API(int) FFMS_GetNumTracksI(FFMS_Indexer *Indexer);
FFMS_API(int) FFMS_GetTrackType(FFMS_Track *T);
FFMS_API(int) FFMS_GetTrackTypeI(FFMS_Indexer *Indexer, int Track);
FFMS_API(const char *) FFMS_GetCodecNameI(FFMS_Indexer *Indexer, int Track); 
FFMS_API(int) FFMS_GetNumFrames(FFMS_Track *T);
FFMS_API(const FFMS_FrameInfo *) FFMS_GetFrameInfo(FFMS_Track *T, int Frame);
FFMS_API(FFMS_Track *) FFMS_GetTrackFromIndex(FFMS_Index *Index, int Track);
FFMS_API(FFMS_Track *) FFMS_GetTrackFromVideo(FFMS_VideoSource *V);
FFMS_API(FFMS_Track *) FFMS_GetTrackFromAudio(FFMS_AudioSource *A);
FFMS_API(const FFMS_TrackTimeBase *) FFMS_GetTimeBase(FFMS_Track *T);
FFMS_API(int) FFMS_WriteTimecodes(FFMS_Track *T, const char *TimecodeFile, FFMS_ErrorInfo *ErrorInfo);
FFMS_API(FFMS_Index *) FFMS_MakeIndex(const char *SourceFile, int IndexMask, int DumpMask, TAudioNameCallback ANC, void *ANCPrivate, int ErrorHandling, TIndexCallback IC, void *ICPrivate, FFMS_ErrorInfo *ErrorInfo);
FFMS_API(int) FFMS_DefaultAudioFilename(const char *SourceFile, int Track, const FFMS_AudioProperties *AP, char *FileName, int FNSize, void *Private);
FFMS_API(FFMS_Indexer *) FFMS_CreateIndexer(const char *SourceFile, FFMS_ErrorInfo *ErrorInfo);
FFMS_API(FFMS_Index *) FFMS_DoIndexing(FFMS_Indexer *Indexer, int IndexMask, int DumpMask, TAudioNameCallback ANC, void *ANCPrivate, int ErrorHandling, TIndexCallback IC, void *ICPrivate, FFMS_ErrorInfo *ErrorInfo);
FFMS_API(void) FFMS_CancelIndexing(FFMS_Indexer *Indexer);
FFMS_API(FFMS_Index *) FFMS_ReadIndex(const char *IndexFile, FFMS_ErrorInfo *ErrorInfo);
FFMS_API(int) FFMS_IndexBelongsToFile(FFMS_Index *Index, const char *SourceFile, FFMS_ErrorInfo *ErrorInfo);
FFMS_API(int) FFMS_WriteIndex(const char *IndexFile, FFMS_Index *Index, FFMS_ErrorInfo *ErrorInfo);
FFMS_API(int) FFMS_GetPixFmt(const char *Name);
FFMS_API(int) FFMS_GetPresentSources();
FFMS_API(int) FFMS_GetEnabledSources();

#endif

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