Class SwrFreeWrapper

src/core/audiosource.h:83–87

    bool NeedsResample = false;

    struct SwrFreeWrapper {
        void operator()(SwrContext *c) const {
            swr_free(&c);
        }
    };

    typedef std::unique_ptr<SwrContext, SwrFreeWrapper> FFResampleContext;
    FFResampleContext ResampleContext;