If your goal is to develop a new core feature for the .7z format (such as improving the multi-threaded compression speed or adding new encryption methods ), you should engage with the 7-Zip SourceForge or GitHub communities to submit feature requests or patches.
For features involving the format itself (the drum kit data): KT2.7z
: Use 7z e KT2.7z *.wav to extract only the audio samples while ignoring the kit metadata. If your goal is to develop a new core feature for the
: Re-create the archive with solid compression disabled if you need to frequently append new drum kits or samples without high CPU overhead. 3. Audio Asset Management an app to preview drum kits
Could you clarify if you are building a , an app to preview drum kits , or a new compression algorithm ?
: Standard .7z files often use "solid" compression, which requires decompressing the whole block to add a file.