av_free(qscale);
av_free(blured_qscale);
if(fabs(expected_bits/all_available_bits - 1.0) > 0.01 ){
if(abs(expected_bits/all_available_bits - 1.0) > 0.01 ){
av_log(s->avctx, AV_LOG_ERROR, "Error: 2pass curve failed to converge\n");
return -1;
}