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GoogleChromeLabs / web-gphoto2

Running gPhoto2 to control DSLR cameras over USB on the Web
https://web-gphoto2.rreverser.com/
GNU Lesser General Public License v2.1
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Uncaught (in promise) DOMException: Failed to execute 'requestDevice' on 'USB': No device selected. #3

Closed icecrack3r closed 1 year ago

icecrack3r commented 1 year ago

i tried the app on the web directly, but i got an error! I using my canon 200D

libapi.mjs:9 DOMException: Failed to execute 'open' on 'USBDevice': Access denied. (anonymous) @ libapi.mjs:9 index.js:85 Error: I/O problem at throw_msg (libapi.mjs:9:18313) at libapi.wasm:0xe8f33 at ret. (libapi.mjs:9:129379) at invoke_vi (libapi.mjs:9:195627) at libapi.wasm:0x10f946 at libapi.wasm:0xe8f33 at ret. (libapi.mjs:9:129379) at invoke_vi (libapi.mjs:9:195627) at libapi.wasm:0xe0271 at libapi.wasm:0xe8fd8 tryToConnectToCamera @ index.js:85 DevTools failed to load source map: Could not load content for chrome-extension://hnmpcagpplmpfojmgmnngilcnanddlhb/browser-polyfill.min.js.map: System error: net::ERR_BLOCKED_BY_CLIENT DevTools failed to load source map: Could not load content for https://unpkg.com/preact@10.6.4/dist/preact.module.js.map: System error: net::ERR_BLOCKED_BY_RESPONSE web-gphoto2.rreverser.com/:1 Uncaught (in promise) {message: 'A listener indicated an asynchronous response by r…age channel closed before a response was received'}

RReverser commented 1 year ago

Are you on Windows by any chance? If so, you'll need to override Canon's driver with generic USB driver with Zadig. Check out https://web.dev/porting-libusb-to-webusb/#important-cross-platform-compatibility-notes.

RReverser commented 1 year ago

Closing due to no response.