They probably will - if you approach them as a known developer with a very well established software product.
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tinyCam Monitor for Android supports all major vendors (350+) of network/IP cameras, DVRs/NVRs, and more than 10,000 ONVIF Profile S compatible cameras including cheap Chinese cameras. Internal Android camera (front and back) is also supported to use the app as an IP camera or dashcam. The list is constantly updated (July 22, 2020).