java 打开摄像头 代码.doc

1. 2. 3. 4. 5. 控件测试页面6. 7. 8. $(function() 9. $(#btnUpload1).click(function() 10. submit_1(); 11. 12. ) 13. ); 14. 15. functionauto_select_server_action() 16. varserver_action_url; 17. if($(#asp).attr(checked)=true) 18. server_action_url=./submit.asp; 19. elseif($(#jsp).attr(checked)=true) 20. server_action_url=http:/localhost:8080/pages/submit.jsp; 21. elseif($(#php).attr(checked)=true) 22. server_action_url=./submit.php; 23. elseif($(#aspnet).attr(checked)=true) 24. server_action_url=./submit.aspx; 25. else 26. alert(请选择服务器端技术类型!); 27. return; 28. 29. document.forms0.action=server_action_url; 30. 31. 32. functionsubmit_1() 33. auto_select_server_action(); 34. varbase64_data=document.getElementById(cap1).jpegBase64Data; 35. document.getElementById(picData).value=base64_data; 36. document.getElementById(picExt).value=.jpg; 37. document.forms0.submit(); 38. 39. 40. 41. 42. 43. 44. 45. 请选择服务器端技术: 46. 47. 48. asp49.      50. 51. 52. jsp53.      54. 55. 56. 57.      58. 59. 60. php61. 62. 63. 64. 65. 66. 67. 68. 69. 70. 71. 72. 73. 74. 75. 76. 77. 78. 79. 80. 81. 82. 83. 84. 85. 86. 87. 88. 89. 90. 91. 92. 93. 94. 95. 96. 控件测试页面$(function() $(#btnUpload1).click(function() submit_1(););function auto_select_server_action()var server_action_url; if ($(#asp).attr(checked)=true) server_action_url=./submit.asp;else if ($(#jsp).attr(checked)=true) server_action_url=http:/localhost:8080/pages/submit.jsp; else if ($(#php).attr(checked)=true) server_action_url=./submit.php; else if ($(#aspnet).attr(checked)=true) server_action_url=./submit.aspx; else alert(请选择服务器端技术类型!); return ; document.forms0.action=server_action_url;function submit_1() auto_select_server_action(); var base64_data = document.getElementById(cap1).jpegBase64Data; document.getElementById(picData).value=base64_data; document.getElementById(picExt).value=.jpg; document.forms0.submit(); 请选择服务器端技术: asp      jsp           php Java代码 1. 2. % 3. StringsavePath=config.getServletContext().getRealPath(/)+/; 4. 5. Filetmp_path=newFile(savePath); 6. tmp_path.mkdirs(); 7. System.out.println(照片数据保存路径:+savePath); 8. 9. 10. Stringpic_base_64_data=request.getParameter(picData); 11. 12. /如果下面的代码输出true则说明需要调整服务器软件工作参数，解决接受post数据的大小限制问题,例如 13. /tomcat的话需要在server.xml中配置maxPostSize=0来解除上传数据的大小限制 16. / 17. System.out.println(null=pic_base_64_data); 18. 19. System.out.println(base64stringlength:+pic_base_64_data.length(); 20. StringfileFormat=request.getParameter(picExt); 21. sun.misc.BASE64Decoderdecode=newsun.misc.BASE64Decoder(); 22. 23. bytedatas=decode.decodeBuffer(pic_base_64_data); 24. 25. Stringfilename=String.valueOf(System.currentTimeMillis()+fileFormat; 26. Filefile=newFile(savePath+filename); 27. OutputStreamfos=newFileOutputStream(file);