Sanity check padding/delay values for gapless playback

namespace android {

SkipCutBuffer::SkipCutBuffer(int32_t skip, int32_t cut) {

    if (skip < 0 || cut < 0 || cut > 64 * 1024) {

        ALOGW("out of range skip/cut: %d/%d, using passthrough instead", skip, cut);

        skip = 0;

        cut = 0;

    }

    mFrontPadding = mSkip = skip;

    mBackPadding = cut;

    mWriteHead = 0;