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Aegisub/aegisub/libffms/include/ffms.h

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// 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
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
};
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;
typedef struct {
int64_t Num;
int64_t Den;
} FFMS_TrackTimeBase;
#define FFMS_FRAMEINFO_COMMON int64_t PTS; int RepeatPict; int KeyFrame;
typedef struct {
FFMS_FRAMEINFO_COMMON
} FFMS_FrameInfo;
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;
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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