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| Rev | Author | Line No. | Line |
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| 3 | pmbaty | 1 | /* |
| 2 | SMPEG - SDL MPEG Player Library |
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| 3 | Copyright (C) 1999 Loki Entertainment Software |
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| 4 | |||
| 5 | - Modified by Michel Darricau from eProcess <mdarricau@eprocess.fr> for popcorn - |
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| 6 | |||
| 7 | This library is free software; you can redistribute it and/or |
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| 8 | modify it under the terms of the GNU Library General Public |
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| 9 | License as published by the Free Software Foundation; either |
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| 10 | version 2 of the License, or (at your option) any later version. |
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| 11 | |||
| 12 | This library is distributed in the hope that it will be useful, |
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| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 15 | Library General Public License for more details. |
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| 16 | |||
| 17 | You should have received a copy of the GNU Library General Public |
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| 18 | License along with this library; if not, write to the Free |
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| 19 | Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 20 | */ |
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| 21 | |||
| 22 | /* A class based on the MPEG stream class, used to parse and play video */ |
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| 23 | |||
| 24 | #ifndef _MPEGVIDEO_H_ |
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| 25 | #define _MPEGVIDEO_H_ |
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| 26 | |||
| 27 | #include "SDL.h" |
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| 28 | #include "SDL_thread.h" |
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| 29 | #include "MPEGerror.h" |
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| 30 | #include "MPEGaction.h" |
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| 31 | |||
| 32 | class MPEGstream; |
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| 33 | |||
| 34 | /* This is the MPEG video stream structure in the mpeg_play code */ |
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| 35 | struct vid_stream; |
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| 36 | typedef struct vid_stream VidStream; |
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| 37 | |||
| 38 | /* Temporary definition of time stamp structure. */ |
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| 39 | |||
| 40 | typedef double TimeStamp; |
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| 41 | |||
| 42 | class MPEGvideo : public MPEGerror, public MPEGvideoaction { |
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| 43 | |||
| 44 | /* Thread to play the video asynchronously */ |
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| 45 | friend int Play_MPEGvideo(void *udata); |
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| 46 | |||
| 47 | /* Various mpeg_play functions that need our data */ |
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| 48 | friend VidStream* mpegVidRsrc( TimeStamp time_stamp, VidStream* vid_stream, int first ); |
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| 49 | friend int get_more_data( VidStream* vid_stream ); |
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| 50 | |||
| 51 | public: |
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| 52 | MPEGvideo(MPEGstream *stream); |
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| 53 | virtual ~MPEGvideo(); |
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| 54 | |||
| 55 | /* MPEG actions */ |
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| 56 | void Play(void); |
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| 57 | void Stop(void); |
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| 58 | void Rewind(void); |
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| 59 | void ResetSynchro(double time); |
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| 60 | void Skip(float seconds); |
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| 61 | /* Michel Darricau from eProcess <mdarricau@eprocess.fr> conflict name in popcorn */ |
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| 62 | MPEGstatus GetStatus(void); |
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| 63 | |||
| 64 | /* MPEG video actions */ |
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| 65 | bool GetVideoInfo(MPEG_VideoInfo *info); |
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| 66 | bool SetDisplay(SDL_Surface *dst, SDL_mutex *lock, |
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| 67 | MPEG_DisplayCallback callback); |
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| 68 | void MoveDisplay(int x, int y); |
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| 69 | void ScaleDisplayXY(int w, int h); |
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| 70 | void SetDisplayRegion(int x, int y, int w, int h); |
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| 71 | void RenderFrame(int frame); |
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| 72 | void RenderFinal(SDL_Surface *dst, int x, int y); |
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| 73 | SMPEG_Filter * Filter(SMPEG_Filter * filter); |
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| 74 | |||
| 75 | /* Display and sync functions */ |
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| 76 | void DisplayFrame( VidStream* vid_stream ); |
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| 77 | void ExecuteDisplay( VidStream* vid_stream ); |
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| 78 | int timeSync( VidStream* vid_stream ); |
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| 79 | |||
| 80 | /* Yes, it's a hack.. */ |
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| 81 | MPEGaudioaction *TimeSource(void ) { |
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| 82 | return time_source; |
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| 83 | } |
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| 84 | |||
| 85 | protected: |
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| 86 | MPEGstream *mpeg; |
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| 87 | |||
| 88 | VidStream* _stream; |
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| 89 | SDL_Surface* _dst; |
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| 90 | SDL_mutex* _mutex; |
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| 91 | SDL_Thread* _thread; |
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| 92 | |||
| 93 | MPEG_DisplayCallback _callback; |
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| 94 | |||
| 95 | int _ow; // original width of the movie |
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| 96 | int _oh; // original height of the movie |
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| 97 | int _w; // mb aligned width of the movie |
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| 98 | int _h; // mb aligned height of the movie |
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| 99 | SDL_Rect _srcrect; // source area |
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| 100 | SDL_Rect _dstrect; // display area |
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| 101 | SDL_Overlay *_image;// source image |
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| 102 | float _fps; // frames per second |
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| 103 | SMPEG_Filter * _filter; // pointer to the current filter used |
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| 104 | SDL_mutex* _filter_mutex; // make sure the filter is not changed while being used |
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| 105 | |||
| 106 | void RewindStream(void); |
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| 107 | }; |
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| 108 | |||
| 109 | #endif /* _MPEGVIDEO_H_ */ |