Function doesLevelMatch

src/codec_aom.c:596–601

}

static avifBool doesLevelMatch(int width, int height, int levelWidth, int levelHeight, int levelDimMult)
{
    const int64_t levelLumaPels = (int64_t)levelWidth * levelHeight;
    const int64_t lumaPels = (int64_t)width * height;
    return lumaPels <= levelLumaPels && width <= levelWidth * levelDimMult && height <= levelHeight * levelDimMult;
}

// Quality (q) to quantizer (qp) formula for tune=iq (Image Quality), expressed as a look-up table for more clarity.
// The formula below is a piecewise linear function. Each segment was empirically selected to correct for the