录制的视频保存在 java.io.tmpdir 目录，windows通常为 C:\Users\Administrator\AppData\Local\Temp
点击播放后，效果如下：
资源文件列表
.idea/compiler.xml , 634
.idea/misc.xml , 439
.idea/modules.xml , 262
.idea/uiDesigner.xml , 8792
.idea/workspace.xml , 29549
RecordVideo.iml , 830
pom.xml , 426
src/main/java/MainFrame.form , 600
src/main/java/MainFrame.java , 39195
target/classes/AudioHelper.class , 2237
target/classes/ImageHelper.class , 5678
target/classes/MainFrame$1.class , 1006
target/classes/MainFrame$2.class , 936
target/classes/MainFrame$3.class , 1345
target/classes/MainFrame$4.class , 843
target/classes/MainFrame$5.class , 845
target/classes/MainFrame$6.class , 880
target/classes/MainFrame$7.class , 711
target/classes/MainFrame$8.class , 648
target/classes/MainFrame$PlayerFrame$1.class , 1057
target/classes/MainFrame$PlayerFrame$2.class , 1572
target/classes/MainFrame$PlayerFrame$3.class , 2100
target/classes/MainFrame$PlayerFrame$4.class , 772
target/classes/MainFrame$PlayerFrame$5.class , 1283
target/classes/MainFrame$PlayerFrame$6.class , 1172
target/classes/MainFrame$PlayerFrame.class , 2677
target/classes/MainFrame.class , 5023
target/classes/MyVideo$Frame.class , 898
target/classes/MyVideo$FrameIndex.class , 2022
target/classes/MyVideo.class , 6171
target/classes/RecordHelper$1.class , 2188
target/classes/RecordHelper$2.class , 1266
target/classes/RecordHelper$3.class , 1091
target/classes/RecordHelper$4.class , 1020
target/classes/RecordHelper.class , 3590
target/classes/ZipHelper.class , 1662
target/classes/com/intellij/uiDesigner/core/AbstractLayout.class , 5033
target/classes/com/intellij/uiDesigner/core/DimensionInfo.class , 6115
target/classes/com/intellij/uiDesigner/core/GridConstraints.class , 8089
target/classes/com/intellij/uiDesigner/core/GridLayoutManager.class , 17981
target/classes/com/intellij/uiDesigner/core/HorizontalInfo.class , 2140
target/classes/com/intellij/uiDesigner/core/LayoutState.class , 2135
target/classes/com/intellij/uiDesigner/core/Spacer.class , 547
target/classes/com/intellij/uiDesigner/core/SupportCode$TextWithMnemonic.class , 1663
target/classes/com/intellij/uiDesigner/core/SupportCode.class , 2032
target/classes/com/intellij/uiDesigner/core/Util.class , 3551
target/classes/com/intellij/uiDesigner/core/VerticalInfo.class , 2127