push()

FL_OPTIMIZE_FUNCTION void fl::channels::rx::Ws2812StreamDecoder::push

(

fl::span< const u16 >

captures

)

Consume capture pairs laid out as [rise0, fall0, rise1, fall1...].

Definition at line 218 of file ws2812_stream_decoder.cpp.hpp.

                                                                                           {
    const size_t pair_count = captures.size() / 2u;
    for (size_t p = 0; p < pair_count; ++p) {
        const u16 rise = captures[2 * p];
        const u16 fall = captures[2 * p + 1];
        ++mStats.pairs;
        if (mHavePrev) {
            const u32 low_ns = flexPwmTickDeltaNs(mPrevFall, rise, mNsPerTickQ16);
            const bool has_low = low_ns <= kFlexPwmGapNs;
            // Leading phantom pairs (#3219, #3409): the arm sequence can
            // latch a stray pair followed by an idle gap. Drop any leading
            // pair whose LOW is a gap.
            if (mStarted || has_low) {
                mStarted = true;
                emitPair(mPrevRise, mPrevFall, has_low, low_ns);
            }
        }
        mPrevRise = rise;
        mPrevFall = fall;
        mHavePrev = true;
    }
}

References emitPair(), fl::FL_NO_EXCEPT, FL_OPTIMIZE_FUNCTION, fl::channels::rx::flexPwmTickDeltaNs(), fl::channels::rx::kFlexPwmGapNs, mHavePrev, mNsPerTickQ16, mPrevFall, mPrevRise, mStarted, and mStats.

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