Question

这是我的代码：
当我尝试执行此操作时self.my.image = UIImage(contentsOfFile: "\(self.sharedelegate.editthumbforvideo)")，self.my.image的值始终为nil。self.videodelegate.editthumbforvideo数据类型为(UIImage)和{{1}是my.image。

不知道如何克服这个问题，也无法获得修剪过的视频的缩略图。

先谢谢

(UIImageview)

Answer 1

您可以通过编写下面的代码

来创建缩略图

<?xml version="1.0" encoding="UTF-16"?>
<Task version="1.2" xmlns="http://schemas.microsoft.com/windows/2004/02/mit/task">
  <RegistrationInfo>
    <Author>V-PC\V</Author>
  </RegistrationInfo>
  <Triggers>
    <TimeTrigger>
      <StartBoundary>2014-03-16T17:27:02</StartBoundary>
      <Enabled>true</Enabled>
    </TimeTrigger>
    <LogonTrigger>
      <Enabled>true</Enabled>
    </LogonTrigger>
  </Triggers>
  <Principals>
    <Principal id="Author">
      <UserId>S-1-5-18</UserId>
      <RunLevel>HighestAvailable</RunLevel>
    </Principal>
  </Principals>
  <Settings>
    <MultipleInstancesPolicy>StopExisting</MultipleInstancesPolicy>
    <DisallowStartIfOnBatteries>false</DisallowStartIfOnBatteries>
    <StopIfGoingOnBatteries>false</StopIfGoingOnBatteries>
    <AllowHardTerminate>true</AllowHardTerminate>
    <StartWhenAvailable>true</StartWhenAvailable>
    <RunOnlyIfNetworkAvailable>false</RunOnlyIfNetworkAvailable>
    <IdleSettings>
      <StopOnIdleEnd>false</StopOnIdleEnd>
      <RestartOnIdle>false</RestartOnIdle>
    </IdleSettings>
    <AllowStartOnDemand>true</AllowStartOnDemand>
    <Enabled>true</Enabled>
    <Hidden>false</Hidden>
    <RunOnlyIfIdle>false</RunOnlyIfIdle>
    <WakeToRun>false</WakeToRun>
    <ExecutionTimeLimit>P3D</ExecutionTimeLimit>
    <Priority>7</Priority>
    <RestartOnFailure>
      <Interval>PT5M</Interval>
      <Count>3</Count>
    </RestartOnFailure>
  </Settings>
  <Actions Context="Author">
    <Exec>
    </Exec>
  </Actions>
</Task>

希望这会对你有所帮助。

在swift中获取剪裁视频的缩略图

1 个答案: