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KLVideo.cpp
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Upload User: dzyhzl
Upload Date: 2019-04-29
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Code Size: 3k
Category:

Game Server Simulator

Development Platform:

C/C++

KLVideo.cpp：Code Content
  1. // KLVideo.cpp : Defines the entry point for the DLL application.
  2. //
  4. #include "stdafx.h"
  5. #include "KLVideo.h"
  6. #include <windows.h>
  7. #include <Mmsystem.h>
  8. #include "KLMp4Video.h"
  9. #include "KLMp4Audio.h"
  11. BOOL APIENTRY DllMain( HANDLE hModule, 
  12.                        DWORD  ul_reason_for_call, 
  13.                        LPVOID lpReserved
  14.  )
  15. {
  16.     switch (ul_reason_for_call)
  17. {
  18. case DLL_PROCESS_ATTACH:
  19. case DLL_THREAD_ATTACH:
  20. case DLL_THREAD_DETACH:
  21. case DLL_PROCESS_DETACH:
  22. break;
  23.     }
  24.     return TRUE;
  25. }
  28. RADEXPFUNC u8 KLVideoSetSoundSystem(void PTR4* dd)
  29. {
  30. return 0;
  31. }
  33. RADEXPFUNC HKLVIDEO KLVideoOpen(char PTR4* name,u32 flags, void PTR4* hWnd)
  34. {
  35. HKLVIDEO hVideo = new KLVIDEO;
  36. char *cc;
  37. if(!hVideo)
  38. goto ErrorExit;
  40. char szPathName[256];
  41. if(GetModuleFileName(NULL, szPathName, 255) == 0)
  42. goto ErrorExit;
  44. cc = strrchr(szPathName,'\');
  45. if(cc == NULL)
  46. goto ErrorExit;
  48. *(cc+1) = 0;
  49. strcat(szPathName,name);
  52. hVideo->pMpeg4Audio = new KLMp4Audio;
  53. if(!hVideo->pMpeg4Audio)
  54. goto ErrorExit;
  56. hVideo->pMpeg4Audio->SetWinHandle((HWND) hWnd);
  58. if(!hVideo->pMpeg4Audio->Open(name))
  59. {
  60. delete hVideo->pMpeg4Audio;
  61. hVideo->pMpeg4Audio = NULL;
  62. }
  63. else
  64. hVideo->pMpeg4Audio->Play();
  68. hVideo->pMpeg4Video = new KLMp4Video;
  69. if(!hVideo->pMpeg4Video)
  70. goto ErrorExit;
  72. if(!hVideo->pMpeg4Video->Open(name))
  73. goto ErrorExit;
  75. int nWidth, nHeight;
  76. hVideo->pMpeg4Video->GetVideoSize(nWidth, nHeight);
  78. hVideo->Width = (u32)nWidth;
  79. hVideo->Height = (u32)nHeight;
  80. hVideo->Frames = hVideo->pMpeg4Video->GetVideoFrames();
  81. hVideo->FrameNum = 0;
  83. hVideo->pMpeg4Video->Play();
  85. return hVideo;
  87. ErrorExit:
  88. if(hVideo)
  89. {
  90. if(hVideo->pMpeg4Video)
  91. delete hVideo->pMpeg4Video;
  93. if(hVideo->pMpeg4Audio)
  94. delete hVideo->pMpeg4Audio;
  96. delete hVideo;
  97. }
  99. return NULL;
  100. }
  102. RADEXPFUNC void KLVideoClose(HKLVIDEO bnk)
  103. {
  104. if(!bnk)
  105. return;
  107. if(bnk->pMpeg4Video)
  108. {
  109. bnk->pMpeg4Video->Close();
  110. delete bnk->pMpeg4Video;
  111. }
  113. if(bnk->pMpeg4Audio)
  114. {
  115. bnk->pMpeg4Audio->Close();
  116. delete bnk->pMpeg4Audio;
  117. }
  119. delete bnk;
  120. }
  122. RADEXPFUNC u32 KLVideoWait(HKLVIDEO bnk)
  123. {
  124. if(!bnk || !bnk->pMpeg4Video)
  125. return false;
  127. return bnk->pMpeg4Video->ShouldWait();
  128. }
  130. RADEXPFUNC void KLVideoCopyToBuffer(HKLVIDEO bnk,void PTR4* buf,u32 left,u32 top,u32 Pitch,u32 destheight,u32 Flags)
  131. {
  132. if(!bnk || !bnk->pMpeg4Video)
  133. return;
  135. bnk->pMpeg4Video->VideoCopyToBuffer(buf, left, top, Pitch, destheight, Flags);
  136. bnk->FrameNum = bnk->pMpeg4Video->GetCurFrame();
  137. }
  139. RADEXPFUNC u32 KLVideoDoFrame(HKLVIDEO bnk)
  140. {
  141. return 1;
  142. }
  144. RADEXPFUNC void KLVideoNextFrame(HKLVIDEO bnk)
  145. {
  146. }
  148. RADEXPFUNC void KLVideoSetSoundVolume(HKLVIDEO bnk,u32 nVolume)
  149. {
  150. if(!bnk || !bnk->pMpeg4Audio)
  151. return;
  153. if(nVolume > 100)
  154. return;
  156. long n = 100 - (long)nVolume;
  157. bnk->pMpeg4Audio->SetVolume(-n * n);
  158. }
  160. RADEXPFUNC void KLVideoSetSoundTrack(u32 track)
  161. {
  162. }
  164. RADEXPFUNC u32 KLVideoGetCurrentFrame(HKLVIDEO bnk)
  165. {
  166. if(!bnk || !bnk->pMpeg4Video)
  167. return 0;
  169. return bnk->pMpeg4Video->GetCurFrame();
  170. }