Welcome to my virtual space

Some EDID problem may cause a monitor unable to use the correct resolution. For example, Acer AL2416W is detected by Windows 7 as a generic monitor. The best resolution (the only appropriate resolution, in my opinion), 1920x1200, is not on the available resolution list. To remedy…

RTSP/RTP over TCP can address UDP blocking problem, but it has both the overhead disadvantage of RTSP over HTTP and requiring a port that may be often blocked. RTSP over HTTP almost guarantees firewall traversal. RTSP/RTP over TCP has no advantage over HTTP tunneled RTSP.

In light the current Palestinian bid for the UN membership, I repost this review originally published on Amazon.com in 2007. The Israel- Palestine mess is heartbreaking and frustrating for people who care for both peoples. It is also very complicated - so much history and…

This review was originally published on Amazon.com in 2009. Anyone who has any interest in contemporary Chinese history or current state of China should read it. Even those who have no interest in China can benefit from reading this book (I will explain this later).

Place Arrival Departure Distance (KM) Ipswich, MA 08-16 5:00 FRI Hollidaysburg, PA 08-16 18:00 FRI 08-17 5:00 SAT 819 Indianapolis, IN 08-17 18:00 SAT 08-18 5:00 SUN 728 Kansas City, KS 08-18 18:00 SUN 08-19 8:00 MON 781 Omaha, NE 08-19 12:00 MON 08-19 19:20…

A highly readable quick guide for those who want to make a positive difference to Greater Boston.

ISO/IEC 14496-12:2015(E) has details for MP4 including fragmented MP4 (fMP4) MP4 file is a popular multimedia container format. Many video and audio files are in this format. It should not be confused with the codec method MPEG-4. It is an instance of the more general…

Real Time Streaming Protocol (RTSP) is the best choice for what it is designed for - streaming. To the contrary of what it may appear to be, RTSP plays only a small, nevertheless important role in streaming. The bulk of the work is done by…

Android Jeally Bean and later (API Level 16 and above) support MediaCodec thatn can handle H.264 encoded video. There are some samples using this feature. To use MediaCodec display H.264 encode video streamed using RTSP over HTTP: This blog has a good explanation of codec specific data. MediaCodec is…

There are four components in using ListView or its better version RecyclerView: The adapter links a list to the instances of ViewHolder (via onBindViewHolder) each of which corresponds to an item and inflates the layout that displays the item. Each view model corresponds to an item,…

I have noticed that many (probably most) people do not know, or are confused by, clear QAM. QAM (quadrature, amplitude modulation) is the format used by cable companies to carry digital TV channels. Clear QAM means unencrypted QAM. In other words, clear QAM channels can…

Though I just glimpsed this TV series, I saw enough to conclude that the series, though has facts, should be treated as a fictitious drama to glorify Deng. It essentially attributed all important state level wise policies and major acts to Deng during the period…

TV Fool has a great tool to find out available TV signals for any specified location with detailed information as following (annotation): The best indoor antennae appear to be Mohu's. Mohu's Leaf Ultimate Indoor HDTV Antenna is superb. Amplified antennae such as those of RCA…

Most TV programs are not worth watching under any circumstances. Some good programs such PBS News Hour do not justify my time to watch it alive and in its entirety. A TV tuner and a good DVR program such as BeyondTV allow recording TV programs…

Google's official document is good but has a serious flaw that can cost developers a lot of time. "4. Opt-in to Android TV and publish" is grossly inaccurate. It is under Setup > Advanced settings> Release types, not Pricing and Distribution that actually does not exist.

One can add live audio streaming wiith the following HTML5 tag: <audio controls autoplay preload="none"> <source src="/audio.wav" type="audio/wav" > Your browser does not support the audio. </audio> Live streaming is different from file playing in that the browser does know how much data it will…

For live streaming from a webcam or network camera, www.camstreams.com is the best.

Animotica is such a good video editor that I rarely use any others. The Windows pre-installed video editor Clipchamp was opened by default on Windows 11 for video editing, so I occasionally used it and I often had to abort the task its incompetence. It…

Marlboro Nissan in Marlboro never respond to any inquiries. Twin Pine Ford in Ephrata, PA has their listing prices include the $4K federal tax credit Passport Nissan of Alexandria, VA also has their listing prices include the $4K federal tax credit. Car.Vsion.com in Maple Shade,…

Microsoft Store is the worst app store. There are also other reasons for distributing UWP apps outside Microsoft Store. The steps to do it: It is a significant nuisance to switch the project back to the Microsoft Store version: 1. Right-click the project name >…