Original: Android Camera2 photo (iii)--toggle camera, time lapse and flash mode
First, switch the cameraTo switch between the front and rear cameras, you first need to close the previously opened camera, turn off preview, then reopen the new camera and reopen preview.public void Switchcamera () { if (mcameraid.equals (Camera_front)) { mcameraid = camera_back; Closecamera ();
Time-lapse photography (English: Time-lapse photography) is a camera that takes pictures or videos at a lower frame rate and then plays the picture at a normal or faster rate. In a time-lapse photographic video, the process of slo
In Android development, we often encounter situations that control the display/concealment of a control based on a certain condition. Although setvisibility (int visibility) can do this, the hidden layout also executes the inflate () method when rendering, resulting in additional resource expenditure (memory), A better way to do this is to use the Viewstub object.According to the official website, Viewstub is an invisible (invisible) View object that does not occupy any space (zero-sized) that c
In project development, it is often necessary to fulfill our project requirements through time-lapse loading. So how to implement the delay, the following combination of Java and Android-related methods to implement the delay problem.I. using the thread's Sleep methodTwo. using timer and timertask delay timer3. using the handler message processing from Android4.Schduleexecutorservice Interface processing
1, Performselector once custom delay task, will not get stuck in the current thread// call the self's Run method after 2 seconds [Self performselector: @selector (Run) Withobject:nil Afterdelay:2.0];2. Using the GCD function// in this method, the incoming queue is used to determine which thread the block executes in. // If the host column is passed in, the block is called on the main thread // If a global queue is passed in, the block is called in the child thread Dispatch_after (Dispatch_ti
Direct reprint too Occupy place, simply find a place to put the address to collect, also share with you, do a good knowledge porter.Pwntools's documentation, intended to be available for translation. https://docs.pwntools.com/en/stable/PWN good place to practice https://exploit-exercises.com/About Linux rootkit authoring http://turbochaos.blogspot.jp/2013/10/writing-linux-rootkits-201-23.htmlhttps://www.sans.org/reading-room/whitepapers/linux/linux-rootkits-beginners-prevention-removal-901Http:/
Photoshop makes time-lapse photographic frame animation
Method/Step
Open Photoshop, File-Browse in bridge.
Open the folder where the footage resides.
Select all the footage and the tool-photoshop-to import the files into the Photoshop layer. Because third computer card, so only selected 36 Zhang.
After the layer is imported, the window-timeline.
System: Contos 5.5Function: Timed from the network to a more accurate timeUsage: There are several ways to update the time, here is a simple introduction to the Rdate commandThe system usually comes with the rdate command at the time of installation, we have to do it very simply, as follows:1, the trial command for the first time update:#/usr/bin/rdate-s time.nis
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