Category

Development Platform
Home > E-Books > Visual C++ Books > View Code
MediaPlayback.h
Package: VC++视频传输.rar　[view]
Upload User: hxb_1234
Upload Date: 2010-03-30
Package Size: 8328k
Code Size: 3k
Category:

Visual C++ Books

Development Platform:

Visual C++

MediaPlayback.h：Code Content
  1. /**************************************************************************************
  2.  *                                                                                    *
  3.  *                                                                                    *
  4.  **************************************************************************************/
  6. #ifndef MEDIA_PLAYBACK_H
  7. #define MEDIA_PLAYBACK_H
  9. #include <windows.h>
  11. #include "Input.h"
  12. #include "Decaps.h"
  13. #include "MediaBuffer.h"
  14. #include "VideoDecoder.h"
  15. #include "VideoBuffer.h"
  16. #include "VideoRenderer.h"
  17. #include "AudioDecoder.h"
  18. #include "AudioRenderer.h"
  19. #include "MediaClasses.h"
  20. #include "Subtitles.h"
  22. #define  WM_PLAYA_PLAYBACK_END (WM_USER + 2)
  24. /*
  25.  * Playback Class 
  26.  * --------------
  27.  * 
  28.  *  ——为所有媒体类中的项和过滤器提供一个前端处理
  29.  * 
  30.  */
  32. class MediaPlayback {
  34. public:
  36. MediaInput         *input;
  37. MediaDecaps        *decaps;
  38. MediaVideoDecoder  *videoDecoder;
  39. MediaVideoBuffer   *videoBuffer;
  40. MediaVideoRenderer *videoRenderer;
  41. MediaAudioDecoder  *audioDecoder;
  42. MediaAudioRenderer *audioRenderer;
  43. MediaSubtitler     *subtitler;
  45. HWND                hwndPlayback;
  46. RECT               *videoRect;
  48. BOOL                hasVideo;
  49. BOOL                hasAudio;
  50. BOOL                hasSubtitles;
  52. BOOL                playing;
  53. BOOL                paused;
  54. BOOL                rewind;
  55. BOOL                fastForward;
  56. BOOL                fullscreen;
  57. BOOL                desktopMode;
  59. BOOL                end;
  60. BOOL                buffering;
  61. BOOL                hasToBuffer;
  62. DWORD               bufferingProgress;
  64. DWORD               loop;
  65. DWORD               baseTime;
  66. DWORD               stopTime;
  67. DWORD               volume;
  69. HANDLE              playbackMutex;
  70. HANDLE              videoThread;
  71. DWORD               videoThreadId;
  73. DWORD               videoFrames;
  74. DWORD               audioBytes;
  76. char                filename[512];
  80. MediaPlayback();
  81. ~MediaPlayback();
  83. MP_RESULT     OpenMedia(char *lpFilename, HWND hwndPlayback);
  85. MP_RESULT     OpenMediaSource(char *lpFilename);
  86. MP_RESULT     OpenMediaFromSource(HWND hwnd);
  88. BOOL          HasVideo();
  89. BOOL          HasAudio();
  91. char         *GetFilename();
  93. unsigned int  GetVideoWidth();
  94. unsigned int  GetVideoHeight();
  95. unsigned long GetVideoTime();
  96. unsigned long GetAudioTime();
  97. double        GetPlaybackProgress();
  98. unsigned int  GetActualTime();
  99. unsigned int  GetTotalTime();
  100. double        GetCurrentFps();
  102. BOOL          IsPaused();
  103. BOOL          IsPlaying();
  104. BOOL          IsInFullscreen();
  105. BOOL          IsOverlay();
  107. BOOL          IsBuffering();
  108. DWORD         GetBufferingProgress();
  109. MP_RESULT     UpdateBuffering();
  111. MP_RESULT     FlipToGDI();
  113. MP_RESULT     Play();
  114. MP_RESULT     Pause();
  115. MP_RESULT     NextFrame();
  116. MP_RESULT     Stop(int redrawWindow);
  117. MP_RESULT     Close();
  118. MP_RESULT     FastForward();
  119. MP_RESULT     Rewind();
  121. MP_RESULT     Seek(int percent);
  122. MP_RESULT     MaintainImage();
  124. MP_RESULT     SetDesktopMode(BOOL on);
  125. MP_RESULT     SetVideoRect(RECT *rect);
  126. MP_RESULT     SetFullscreen(int active, HWND hwnd);
  127. MP_RESULT     SetVolume(int volume);
  128. MP_RESULT     SetLoop(int loop);
  129. };
  131. #endif