CSO是一种为PSP游戏开发的压缩格式，也被一些PS2模拟器所支持。CSO采用有损压缩技术，虽然能获得不错的压缩率，但会牺牲部分游戏质量。而CHD格式在提供与CSO相近压缩率的同时，还能保证。更重要的是，CHD无需在首次运行时创建索引文件，大大提升了使用便捷性。
First, you need the chdman executable. The most reliable way is to download the latest MAME tools package from the official MAME website or a trusted source. For convenience, you can also find it included in many all-in-one emulation tool packs. Ensure you get the correct version for your operating system (Windows, Linux, or macOS).
: CHD files significantly reduce the file size of PS2 games compared to standard .ISO or .BIN/.CUE formats while remaining lossless. game ps2 chd 2021
The primary format prior to CHD was .ISO . The shift in 2021 was driven by efficiency:
The transition to CHD isn't just a trend; it's a necessity for anyone looking to optimize their digital collection. Lossless Compression : Unlike other formats, CHD is lossless and reversible Ensure you get the correct version for your
Today, whether you are setting up a Batocera v31 build, an Android handheld, or a Steam Deck, the advice remains the same: The tools matured in 2021 have paved the way for a future where your entire PS2 collection can fit on a single microSD card, all while running at full speed.
使用上一节介绍的方法，从您自己的正版PS2游戏光盘备份（ISO或BIN/CUE文件）进行转换。这是确保您使用的ROM质量和安全性的最好方式，因为您可以完全掌控转换过程。 The shift in 2021 was driven by efficiency:
The PlayStation 2 (PS2) is one of the most iconic and beloved gaming consoles of all time. Released in 2000, it went on to become one of the best-selling consoles in history, with over 155 million units sold worldwide. Even though it's been over two decades since its release, the PS2 still holds a special place in the hearts of many gamers, and its library of games continues to be cherished by fans around the world.
With PS2 ISOs averaging 2GB to 4GB, storing the entire library required terabytes of space. In 2021, emulation guides and repositories aggressively promoted CHD because it offered: