proc applyOpacityAvx2(image: Image; opacity: float32) {....raises: [], tags: [],
    forbids: [].}

proc blendLineCoverageMaskAvx2(line: ptr UncheckedArray[ColorRGBX];
                               coverages: ptr UncheckedArray[uint8];
                               rgbx: ColorRGBX; len: int) {....raises: [],
    tags: [], forbids: [].}

proc blendLineCoverageNormalAvx2(line: ptr UncheckedArray[ColorRGBX];
                                 coverages: ptr UncheckedArray[uint8];
                                 rgbx: ColorRGBX; len: int) {....raises: [],
    tags: [], forbids: [].}

proc blendLineCoverageOverwriteAvx2(line: ptr UncheckedArray[ColorRGBX];
                                    coverages: ptr UncheckedArray[uint8];
                                    rgbx: ColorRGBX; len: int) {....raises: [],
    tags: [], forbids: [].}

proc blendLineMaskAvx2(a, b: ptr UncheckedArray[ColorRGBX]; len: int) {.
    ...raises: [], tags: [], forbids: [].}

proc blendLineMaskAvx2(line: ptr UncheckedArray[ColorRGBX]; rgbx: ColorRGBX;
                       len: int) {....raises: [], tags: [], forbids: [].}

proc blendLineNormalAvx2(a, b: ptr UncheckedArray[ColorRGBX]; len: int) {.
    ...raises: [], tags: [], forbids: [].}

proc blendLineNormalAvx2(line: ptr UncheckedArray[ColorRGBX]; rgbx: ColorRGBX;
                         len: int) {....raises: [], tags: [], forbids: [].}

proc ceilAvx2(image: Image) {....raises: [], tags: [], forbids: [].}

proc invertAvx2(image: Image) {....raises: [], tags: [], forbids: [].}

proc isOneColorAvx2(image: Image): bool {....raises: [], tags: [], forbids: [].}

proc isOpaqueAvx2(data: var seq[ColorRGBX]; start, len: int): bool {....raises: [],
    tags: [], forbids: [].}

proc isTransparentAvx2(image: Image): bool {....raises: [], tags: [], forbids: [].}

proc minifyBy2Avx2(image: Image; power = 1): Image {....raises: [PixieError],
    tags: [], forbids: [].}

proc toPremultipliedAlphaAvx2(data: var seq[ColorRGBA | ColorRGBX])