Hi, Another extension with a new image format if you're interested: https://bellard.org/bpg/ https://bellard.org/bpg/gallery2.html https://bellard.org/bpg/animation.html
Nice target choice for the emulator ;) - Beuc On 05/01/2019 22:20, Floh wrote: > Not a question, just something interesting I've been doing in the past > few days... > > I've been playing around with 8-bit computer emulation in WASM/asm.js > for a while now, but > only recently had the idea of "what if the emulator application would > disappear completely" > and would only serve as an "invisible" player/runner for emulator file > formats... > > I experimented with this here in this blog post: > > https://floooh.github.io/2019/01/05/wasm-embedding.html > > There's an embedded emulator in there which acts like an "embedded > video player", > except it's "playing" an emulator snapshot file. > > The most interesting thing are the file sizes, the emulator is made > from 3 files (sizes are compressed): > > cpc.html (2.1KB), cpc.wasm (72.9 KB), cpc.js (27.8 KB)... which adds > up to about 100 KBytes before the > emulator starts. Even on a slow connection this is nearly > instantaneous, and the size of the 'player' > is actually smaller than the size of the data it loads (129KB, > although this is only because the .sna snapshot file isn't compressed > by the github web servers). > > It's also interesting to note that the 73KB WASM size contains the > embedded system ROMs for the > Amstrad CPC6128: 48 KBytes Z80 machine code (uncompressed, which gzips > to about 37 KBytes, so the actual compressed WASM bytecode is more > like 35 KBytes! > > This also shows that the size of the Javascript runtime file starts to > hurt :) In the beginning this was about > 17 KBytes, but then I had to enable the ccall/cwrap stuff again, which > I think was mainly responsible for the 10 KByte jump. The other big > chunk of stuff is the WebGL shim. I hope the new WASM/JS binding > stuff will help here. > > But anyway... I think "extending" browsers with small WASM modules > like this is a very interesting direction! > -- > You received this message because you are subscribed to the Google > Groups "emscripten-discuss" group. > To unsubscribe from this group and stop receiving emails from it, send > an email to emscripten-discuss+unsubscr...@googlegroups.com > <mailto:emscripten-discuss+unsubscr...@googlegroups.com>. > For more options, visit https://groups.google.com/d/optout. -- You received this message because you are subscribed to the Google Groups "emscripten-discuss" group. To unsubscribe from this group and stop receiving emails from it, send an email to emscripten-discuss+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
