FF_DWT_MAX_DECLVLS   43 libavcodec/jpeg2000dwt.h     uint16_t linelen[FF_DWT_MAX_DECLVLS][2];
FF_DWT_MAX_DECLVLS   44 libavcodec/jpeg2000dwt.h     uint8_t mod[FF_DWT_MAX_DECLVLS][2];  ///< coordinates (x0, y0) of decomp. levels mod 2