Writing RGB or GREY buffer into a JPEG file

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Import issue: This example code is for Linux ( or possible for MacOSX ). and .. Fixed some wrong code Makefile It must be declared to link with jpeg library in system, or it should not be switched with turbo-jpeg. LFLAGS += -ljpeg Code for jpeglib. #include <jpeglib.h> int writejpeg(… Read more »

V4L2 + V4l-utils, Capture for multi-planar #2

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This post was continued from “V4L2 + V4l-utils, Capture for multi-planar #1“ Querying external controls Getting external control should be an optional job, but it maybe needed to control brightness and gain for good to get excellent balanced image. Little bit difficult to understand in first time but can be… Read more »

V4L2 + V4l-utils, Capture for multi-planar #1

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It was very hard to find out how it works until I made it by myself in multiple times. As we maybe already knows – Always comes mind peace when I have the answer, right – It was maybe very easy but very hard to know, not kindly explained anywhere… Read more »

A short review of TianJie MF903Pro 4G/LTE router

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There are many 4G/LTE routers in AliExpress, and I have dangerous tripped to buying unknown brand name of TianJie among them I believe someone considered buying this router or not, yes, I was one of them, and now I can speak — nah, write this is just a “Piece of… Read more »

KingDian S280 1TB SSD

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It’s about Chinese SSD  I bought this SSD while big sale called 11.11 in Aliexpress for around 123 USD, then I need to spend for over a month to delivered on my hand. It was really long term for delivery completed. I have many different kind of KingDian SSDs, and… Read more »

Trip to Italy

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Me and Emily now going to Italy. Planned to visit Rome, Florence, Venice and Milan. It will be the greatest trip among our life. See Italians soon in there !

Passive mini headphone amplifier D08

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What for?  This is a passive headphone amp for small handheld devices. Non-controlled, Non-option for user friendly. Just amplifying a little bit more for your high impedance headphones for around 10 USD.  This amplifier has built-in Lithium-Polymer battery about 800mAh for running thru over 12hrs as manufacturer description. And I… Read more »

Handheld retro game console “Retro FC” review

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The memory of past, my younger times remembers what I played, what I wanted to play. This small gaming console has hundreds of unclear to original or not games, and some are not working correctly. But China made this for only under 20 USD includes shipping fee – Great copyright… Read more »

Easy way to build Rock960 ARM64 system image.

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Why need to do this? 96Board developing team only provides armhf ( arm 32bit ) pre-build images in officially. But some people as like me, are need to use AARCH64 for better performance. This article is for people who demands runs Rock960 board on AARCH64. Preparation x86.64bit debian based Linux,… Read more »