Basic Introduction to File Operations The open() function in Python is used to open a file and create a file object, which can then be used to read and write data. Control the mode of reading and writing file content: t and b (t and b cannot be used alone, they must be combined with … Read more
The quality of sound is not solely determined by Bluetooth transmission and sound reproduction; it is the result of multiple factors, including the audio source and surrounding environmental noise. When purchasing Bluetooth headphones, paying attention to parameters such as Bluetooth version, audio encoding format, driver type, noise cancellation type, and waterproof performance can help us … Read more
In the field of audio and video processing technology, FFmpeg is a powerful and widely used open-source multimedia framework. It supports various encoding and decoding formats, providing developers with a rich set of tools and interfaces to handle audio and video data. Today, we will delve into the encoding and decoding technologies in FFmpeg, particularly … Read more
Analysis of MIPI C-PHY/D-PHY Combination Technology 🚀 MIPI C-PHY and D-PHY are two PHY physical layer interface technologies used for high-speed serial data transmission, widely applied in cameras (CSI-2) and display interfaces (DSI). The C-PHY/D-PHY combination (CPHY-DPHY) can simultaneously support both standards, providing higher bandwidth, lower power consumption, and reduced system overhead. 🌟 Main Differences … Read more
★ This chapter will discuss the following topics:Character, code point, and byte representationUnique features of binary sequences such as bytes, bytearray, and memoryviewCodecs for all Unicode and legacy character setsAvoiding and handling encoding errorsBest practices for handling text filesTraps of default encoding and issues with standard I/ONormalizing Unicode text for safe comparisonUtility functions for normalization, … Read more
The scripts required for this article can be directly copied in the format of this article: train_script.sh #!/bin/bash train=( " ____ " " _|____|____ " " | _________ | " " | _ _ | " " |_| |_| |_| " ) cols=$(tput cols) train_width=0 for line in "${train[@]}"; do (( ${#line} > train_width )) … Read more
Recently, I have encountered the issue of Chinese garbled text in the compiler. Although it does not affect the execution of the program, it always feels awkward to see a bunch of garbled text. I have a bit of OCD and always want to fix it! The reason for this problem is that everyone uses … Read more
With the continuous advancement of transmission technology, Bluetooth music playback has gradually moved from a supporting role to the forefront, and its sound quality has slowly been accepted by discerning audio enthusiasts, becoming an option among audio system sources. Many audio products priced at tens of thousands of dollars now integrate Bluetooth music playback functionality. … Read more