VP8_SIGNATURE     137 3rdparty/libwebp/enc/syntax.c   vp8_frm_hdr[3] = (VP8_SIGNATURE >> 16) & 0xff;
VP8_SIGNATURE     138 3rdparty/libwebp/enc/syntax.c   vp8_frm_hdr[4] = (VP8_SIGNATURE >>  8) & 0xff;
VP8_SIGNATURE     139 3rdparty/libwebp/enc/syntax.c   vp8_frm_hdr[5] = (VP8_SIGNATURE >>  0) & 0xff;