ALPHA_LOSSLESS_COMPRESSION   57 3rdparty/libwebp/dec/alpha.c       method > ALPHA_LOSSLESS_COMPRESSION ||
ALPHA_LOSSLESS_COMPRESSION  118 3rdparty/libwebp/enc/alpha.c   assert(method <= ALPHA_LOSSLESS_COMPRESSION);
ALPHA_LOSSLESS_COMPRESSION  206 3rdparty/libwebp/enc/alpha.c   if (method < ALPHA_NO_COMPRESSION || method > ALPHA_LOSSLESS_COMPRESSION) {