Le mardi 25 avril 2017 à 10:05 +0200, Pavel Machek a écrit : > Well, fd's are hard, because application can do fork() and now > interesting stuff happens. Threads are tricky, because now you have > locking etc. > > libv4l2 is designed to be LD_PRELOADED. That is not really feasible > with "complex" library. That is incorrect. The library propose an API where you simply replace certain low level calls, like ioctl -> v4l2_ioctl, open -> v4l2_open(). You have to do that explicitly in your existing code. It does not abstract the API itself unlike libdrm. Nicolas
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