Aegisub/FFmpegSource2/ffms.h
Fredrik Mellbin a631b76684 FFmpegSource2: change the api because of an odd ffmpeg bug
Originally committed to SVN as r2338.
2008-09-10 20:49:05 +00:00

158 lines
7.9 KiB
C++

// Copyright (c) 2007-2008 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
#include <stdint.h>
#define FFMS_EXPORTS
#ifdef __cplusplus
# define EXTERN_C extern "C"
#else
# define EXTERN_C
#endif
#define FFMS_CC __stdcall
#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
class VideoBase;
class FrameIndex;
class FrameInfoVector;
typedef int (FFMS_CC *IndexCallback)(int State, int64_t Current, int64_t Total, void *Private);
// PixelFormat declarations from avutil.h so external libraries don't necessarily have to include and ffmpeg headers
enum FFMS_PixelFormat {
FFMS_PIX_FMT_NONE= -1,
FFMS_PIX_FMT_YUV420P, ///< Planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
FFMS_PIX_FMT_YUYV422, ///< Packed YUV 4:2:2, 16bpp, Y0 Cb Y1 Cr
FFMS_PIX_FMT_RGB24, ///< Packed RGB 8:8:8, 24bpp, RGBRGB...
FFMS_PIX_FMT_BGR24, ///< Packed RGB 8:8:8, 24bpp, BGRBGR...
FFMS_PIX_FMT_YUV422P, ///< Planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
FFMS_PIX_FMT_YUV444P, ///< Planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
FFMS_PIX_FMT_RGB32, ///< Packed RGB 8:8:8, 32bpp, (msb)8A 8R 8G 8B(lsb), in cpu endianness
FFMS_PIX_FMT_YUV410P, ///< Planar YUV 4:1:0, 9bpp, (1 Cr & Cb sample per 4x4 Y samples)
FFMS_PIX_FMT_YUV411P, ///< Planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples)
FFMS_PIX_FMT_RGB565, ///< Packed RGB 5:6:5, 16bpp, (msb) 5R 6G 5B(lsb), in cpu endianness
FFMS_PIX_FMT_RGB555, ///< Packed RGB 5:5:5, 16bpp, (msb)1A 5R 5G 5B(lsb), in cpu endianness most significant bit to 0
FFMS_PIX_FMT_GRAY8, ///< Y , 8bpp
FFMS_PIX_FMT_MONOWHITE, ///< Y , 1bpp, 0 is white, 1 is black
FFMS_PIX_FMT_MONOBLACK, ///< Y , 1bpp, 0 is black, 1 is white
FFMS_PIX_FMT_PAL8, ///< 8 bit with PIX_FMT_RGB32 palette
FFMS_PIX_FMT_YUVJ420P, ///< Planar YUV 4:2:0, 12bpp, full scale (jpeg)
FFMS_PIX_FMT_YUVJ422P, ///< Planar YUV 4:2:2, 16bpp, full scale (jpeg)
FFMS_PIX_FMT_YUVJ444P, ///< Planar YUV 4:4:4, 24bpp, full scale (jpeg)
FFMS_PIX_FMT_XVMC_MPEG2_MC,///< XVideo Motion Acceleration via common packet passing(xvmc_render.h)
FFMS_PIX_FMT_XVMC_MPEG2_IDCT,
FFMS_PIX_FMT_UYVY422, ///< Packed YUV 4:2:2, 16bpp, Cb Y0 Cr Y1
FFMS_PIX_FMT_UYYVYY411, ///< Packed YUV 4:1:1, 12bpp, Cb Y0 Y1 Cr Y2 Y3
FFMS_PIX_FMT_BGR32, ///< Packed RGB 8:8:8, 32bpp, (msb)8A 8B 8G 8R(lsb), in cpu endianness
FFMS_PIX_FMT_BGR565, ///< Packed RGB 5:6:5, 16bpp, (msb) 5B 6G 5R(lsb), in cpu endianness
FFMS_PIX_FMT_BGR555, ///< Packed RGB 5:5:5, 16bpp, (msb)1A 5B 5G 5R(lsb), in cpu endianness most significant bit to 1
FFMS_PIX_FMT_BGR8, ///< Packed RGB 3:3:2, 8bpp, (msb)2B 3G 3R(lsb)
FFMS_PIX_FMT_BGR4, ///< Packed RGB 1:2:1, 4bpp, (msb)1B 2G 1R(lsb)
FFMS_PIX_FMT_BGR4_BYTE, ///< Packed RGB 1:2:1, 8bpp, (msb)1B 2G 1R(lsb)
FFMS_PIX_FMT_RGB8, ///< Packed RGB 3:3:2, 8bpp, (msb)2R 3G 3B(lsb)
FFMS_PIX_FMT_RGB4, ///< Packed RGB 1:2:1, 4bpp, (msb)2R 3G 3B(lsb)
FFMS_PIX_FMT_RGB4_BYTE, ///< Packed RGB 1:2:1, 8bpp, (msb)2R 3G 3B(lsb)
FFMS_PIX_FMT_NV12, ///< Planar YUV 4:2:0, 12bpp, 1 plane for Y and 1 for UV
FFMS_PIX_FMT_NV21, ///< as above, but U and V bytes are swapped
FFMS_PIX_FMT_RGB32_1, ///< Packed RGB 8:8:8, 32bpp, (msb)8R 8G 8B 8A(lsb), in cpu endianness
FFMS_PIX_FMT_BGR32_1, ///< Packed RGB 8:8:8, 32bpp, (msb)8B 8G 8R 8A(lsb), in cpu endianness
FFMS_PIX_FMT_GRAY16BE, ///< Y , 16bpp, big-endian
FFMS_PIX_FMT_GRAY16LE, ///< Y , 16bpp, little-endian
FFMS_PIX_FMT_YUV440P, ///< Planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
FFMS_PIX_FMT_YUVJ440P, ///< Planar YUV 4:4:0 full scale (jpeg)
FFMS_PIX_FMT_YUVA420P, ///< Planar YUV 4:2:0, 20bpp, (1 Cr & Cb sample per 2x2 Y & A samples)
};
// This is a subset of the original AVFrame only containing the most used parts.
// Even if it might seem like a good idea to cast it back to a full AVFrame to
// access a few more values you really shouldn't do that. Only the values present
// in AVFrameLite are actually updated when postprocessing is used.
struct AVFrameLite {
uint8_t *Data[4];
int Linesize[4];
uint8_t *Base[4];
int KeyFrame;
int PictType;
};
struct TrackTimeBase {
int Num;
int Den;
};
struct FrameInfo {
int64_t DTS;
bool KeyFrame;
FrameInfo(int64_t DTS, bool KeyFrame);
};
struct VideoProperties {
public:
int Width;
int Height;
int FPSDenominator;
int FPSNumerator;
int NumFrames;
int PixelFormat;
int SARNum;
int SARDen;
int CropTop;
int CropBottom;
int CropLeft;
int CropRight;
};
FFMS_API(void) FFMS_Init();
FFMS_API(VideoBase *) FFMS_CreateVideoSource(const char *SourceFile, int Track, FrameIndex *TrackIndices, const char *PP, int Threads, int SeekMode, char *ErrorMsg, unsigned MsgSize);
FFMS_API(void) FFMS_DestroyVideoSource(VideoBase *VB);
FFMS_API(int) FFMS_GetVSTrack(VideoBase *VB);
FFMS_API(const VideoProperties *) FFMS_GetVideoProperties(VideoBase *VB);
FFMS_API(const AVFrameLite *) FFMS_GetFrame(VideoBase *VB, int n, char *ErrorMsg, unsigned MsgSize);
FFMS_API(int) FFMS_SetOutputFormat(VideoBase *VB, int TargetFormat, int Width, int Height);
FFMS_API(void) FFMS_ResetOutputFormat(VideoBase *VB);
FFMS_API(void) FFMS_DestroyFrameIndex(FrameIndex *FI);
FFMS_API(int) FFMS_GetNumTracks(FrameIndex *TrackIndices, char *ErrorMsg, unsigned MsgSize);
FFMS_API(int) FFMS_GetNumFrames(FrameInfoVector *FIV, char *ErrorMsg, unsigned MsgSize);
FFMS_API(const FrameInfo *) FFMS_GetFrameInfo(FrameInfoVector *FIV, int Frame, char *ErrorMsg, unsigned MsgSize);
FFMS_API(FrameInfoVector *) FFMS_GetTITrackIndex(FrameIndex *TrackIndices, int Track, char *ErrorMsg, unsigned MsgSize);
FFMS_API(FrameInfoVector *) FFMS_GetVSTrackIndex(VideoBase *VB, char *ErrorMsg, unsigned MsgSize);
FFMS_API(int) FFMS_FindClosestKeyFrame(FrameInfoVector *FIV, int Frame, char *ErrorMsg, unsigned MsgSize);
FFMS_API(int) FFMS_FrameFromDTS(FrameInfoVector *FIV, int64_t DTS, char *ErrorMsg, unsigned MsgSize);
FFMS_API(int) FFMS_ClosestFrameFromDTS(FrameInfoVector *FIV, int64_t DTS, char *ErrorMsg, unsigned MsgSize);
FFMS_API(const TrackTimeBase *) FFMS_GetTimeBase(FrameInfoVector *FIV, char *ErrorMsg, unsigned MsgSize);
FFMS_API(int) FFMS_WriteTimecodes(FrameInfoVector *FIV, const char *TimecodeFile, char *ErrorMsg, unsigned MsgSize);
FFMS_API(FrameIndex *) FFMS_MakeIndex(const char *SourceFile, int AudioTrackMask, const char *AudioFile, IndexCallback IP, void *Private, char *ErrorMsg, unsigned MsgSize);
FFMS_API(FrameIndex *) FFMS_ReadIndex(const char *IndexFile, char *ErrorMsg, unsigned MsgSize);
FFMS_API(int) FFMS_WriteIndex(const char *IndexFile, FrameIndex *TrackIndices, char *ErrorMsg, unsigned MsgSize);
#endif