MAKE_RATE
{B_SR_8000, MAKE_RATE(48000, 1, 6), 8000},
{B_SR_11025, MAKE_RATE(44100, 1, 4), 11025},
{B_SR_16000, MAKE_RATE(48000, 1, 3), 16000},
{B_SR_22050, MAKE_RATE(44100, 1, 2), 22050},
{B_SR_32000, MAKE_RATE(48000, 2, 3), 32000},
{B_SR_44100, MAKE_RATE(44100, 1, 1), 44100},
{B_SR_48000, MAKE_RATE(48000, 1, 1), 48000},
{B_SR_88200, MAKE_RATE(44100, 2, 1), 88200},
{B_SR_96000, MAKE_RATE(48000, 2, 1), 96000},
{B_SR_176400, MAKE_RATE(44100, 4, 1), 176400},
{B_SR_192000, MAKE_RATE(48000, 4, 1), 192000},