Merge "Restrict APC to usages and opt-in streams"

        const AudioMix* mix, size_t mixIndex, const audio_attributes_t& attributes, uid_t uid) {

    if (mix->mMixType == MIX_TYPE_PLAYERS) {

        // Loopback render mixes are created from a public API and thus restricted

        // to non sensible audio that have not opted out.

        if (is_mix_loopback_render(mix->mRouteFlags)) {

            if ((attributes.flags & AUDIO_FLAG_NO_CAPTURE) == AUDIO_FLAG_NO_CAPTURE) {

                return MixMatchStatus::NO_MATCH;

            }

            if (!(attributes.usage == AUDIO_USAGE_UNKNOWN ||

                  attributes.usage == AUDIO_USAGE_MEDIA ||

                  attributes.usage == AUDIO_USAGE_GAME)) {

                return MixMatchStatus::NO_MATCH;

            }

        }

        // TODO if adding more player rules (currently only 2), make rule handling "generic"

        //      as there is no difference in the treatment of usage- or uid-based rules

        bool hasUsageMatchRules = false;