.265/h.264 codec, JPEG image compression and decompression speed is five times times the original. In addition, Tegra X1 also supports EMMC 5.1, Bluetooth, Wi-Fi, NFC, GPS, and 2g/3g/4g communication baseband.
Xiao 810 is slightly less multimedia processing, only support eMMC 5.0, can only through HDMI 1.4 output or edit 4k/30fps video. However, Xiao Dragon 810 is equipped with a baseband to support LTE Cat. 9 Network, the highest data download speed
Implementation Process of camera hal
Next we will introduce the implementation process of camera Hal. to implement a specific function of camera, A hardware-related camera library is required at the Hal layer (for example, by calling the video for Linux driver and JPEG encoding program or directly using the private library implemented by each chip vendor ). the latter ), for example, libcamera implemented by Qualcomm. so and libqcamera. so) to implement the interface specified by camerahardwarei
Due to the addition of sudo user accidentally added something or mistakenly deleted something, resulting in sudoers file invalidation, by asking some engineers and teachers, to give some solutions1, through root repair, but the root password has been forgotten2. Fix root password in single user mode, but because Tegra cannot enter single user mode3, through Uboot repair, the concrete steps areThe question is how to get into uboot.Minicom is generally
NOTE: Mobile QQ must be updated to 2015 of the 5.7 latest version
1, if you want to make a group call, you must first have a discussion group. Discussion group in mobile phone QQ home Page-group-Discussion group options, click to select the discussion group you need to.
2, after opening the discussion Group chat page, click the "Phone" button at the top right of the page, then the pop-up menu
Camera architecture and working principle in Android 1. Camera architecture in Android
The camera architecture of Android is the application layer, framework layer, hardware abstraction layer, and Linux driver layer from top to bottom. The following
Camera physical architecture
Generally, camera consists of two parts: lens and sensor IC. Some sensor ICPs integrate DSPs, while others do not integrate, but they also need external DSP processing. In terms of subdivision, the camera device consists
suppressed, high-end market sided to adopt Qualcomm platform, NVIDIA can only be squeezed into the low-end market. Similarly, last year's Tegra 3 was also influenced by Qualcomm APQ8064.Tegra 4 was released as the strongest four-core, but it should be difficult to Qualcomm Snapdragon Dragon 800And earlier this year, Nvidia hair in the new Tegra 4 mobile processo
Directly in the QQ will not show, but we can display in the QQ space, of course, mobile phone login and then online display will also show your phone model.
1. We open QQ space, and then click on "My Room"
2. We then find "personalized" entry, and then we click Open to enter
3. Select the "My Phone id" button as shown in the following image
Mailbox and Cell Phone: (^[\w.\-]+@ (?: [a-z0-9]+ (?:-[a-z0-9]+) *\.) +[a-z]{2,3}$) | (^1[3|4|5|8]\d{9}$)
Mobile Phone and Phone: (^13[0-9]{9}$|14[0-9]{9}|15[0-9]{9}$|18[0-9]{9}$) | (^0 (10|2[0-5789]|\\d{3}) \\d{7,8}$)
At the same time the validation is usually in two plus (), and then add "|" It's OK.
var reg = new RegExp (^13[0-9]{9}$|14[0-9]{9}|15[0
1. Enter Baidu Mobile Guardian, click on the lower right corner of the "Find more" option, open the following image
2. After opening more, we click on "Super Mode" to open the entry
3. Enter the super mode and then click "One key on" to open the entry, details as shown in the picture
4. Open successfully, you will see a "Uninstall pre-installed software", "self-management" various operations, as shown in the picture
Sign up as a Windows Phone developer and unlock your Windows Phone 8.1 phoneThe previous article describes how to build a Windows Phone 8.1 app using QT creator and Visual Studio and run it on the Windows Phone 8.1 emulator. Of course, being able to run the emulator can only be counted as the first step, and it is our
The mobile phone verification code checks whether there is a mobile phone number based on the user name and mobile phone number.
Public function CheckMobileUser ($ data) {$ SQL = 'select phone, username from wlzbpre_user where phone = "'. $ data ['
Can mobile phone numbers be leaked even when you view webpages? "Mobile Phone visitor marketing": The black market has an annual revenue of over million, and mobile phone number visitors
I don't know if you have had such experiences. After you read a webpage on your mobile phone, it won't take long for you to receive
Iii. Xiaomi mobile phone hardware analysis
Xiaomi's mobile phone has become a star in the recent smart machine product, and its ultra-high hardware configuration is involved.
The body size is 125x63x11. 9mm, and the weight of the whole machine is 149 grams. The camera uses the 4 inch touch screen launched by sharp, with a resolution of 8 54x480 pixels. It is equipped with a GHz Qualcomm snapdrogan Syste
What to do with the phone off the toilet
How to rescue a cell phone when it's off the toilet? Just four steps! Take a quick look!
The first step: the mobile phone.
Don't be speechless, with the fastest speed of the most agile fishing out, mobile phone once in the water, need to immediately fished
Obtain information about the application and mobile phone installation: application version number, mobile phone model, mobile phone brand, Android system version number, and version number android/*** User-Agent** @ Return user-agent*/Public String getUser_Agent (){String ua = "Android;" + getOSVersion () + ";" + getVersion () + ";"+ GetVendor () + "-" + getDevi
1, to confirm whether the SIM problem
After the mobile phone restart, card reseat and other steps useless, find a phone to confirm whether the SIM has been bad, such as in other mobile phones are still no response is the card is bad, you need to make a new supplementary card.
2, confirm whether the mobile phone failure
Insert other
Modify:Frameworks\base\media\java\android\media\mediafocuscontrol.java:1, Import Packages:Import Com.android.internal.telephony.ITelephony;Import Android.os.ServiceManager;2, increase the access to the current phone call state method Getphonecallstate ():private int getphonecallstate () {int phonecallstate = Telephonymanager.call_state_idle;Telephonymanager Telephonymanager = (telephonymanager) mcontext.getsystemservice (Context.telephony_service);Ite
First, the ADB command configuration, if you encounter ADB is not an internal or external command, it is not a running program or a batch file. Configuration under Environment variables1. ADB is not an internal or external command, nor is it a running program or batch file.WORKAROUND: In My Computer-Properties-Advanced Computer Configuration-environment variables, system variables to find the path, the SDK Platform-tools added to it.D:\Java\android\android-sdk\platform-tools2. Use the command li
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