(a) Each person convicted of a crime in this state shall be given full credit for each day spent in confinement awaiting trial and for each day spent in confinement, in connection with and resulting from a court order entered in the criminal proceedings for which sentence was imposed, in any institution or facility for treatment or examination of a physical or mental disability. The credit or credits shall be applied toward the convicted person's sentence and shall also be considered by parole authorities in determining the eligibility of the person for parole.

(b) This Code section applies to sentences for all crimes, whether classified as violations, misdemeanors, or felonies, and to all courts having criminal jurisdiction located within the boundaries of this state, except juvenile courts.