VP9_COEF_COUNT_START
coef_count_tx_size_start = VP9_COEF_COUNT_START +
(VP9_COEF_COUNT_START + 0 * VP9_COEF_COUNT_SIZE_ONE_SET)
(VP9_COEF_COUNT_START + 4 * VP9_COEF_COUNT_SIZE_ONE_SET)
(VP9_COEF_COUNT_START + 8 * VP9_COEF_COUNT_SIZE_ONE_SET)
(VP9_COEF_COUNT_START + 12 * VP9_COEF_COUNT_SIZE_ONE_SET)
(VP9_COEF_COUNT_START + VP9_COEF_COUNT_SIZE)