__ccp2_get_format
format = __ccp2_get_format(ccp2, sd_state, CCP2_PAD_SINK,
format = __ccp2_get_format(ccp2, sd_state, CCP2_PAD_SINK,
format = __ccp2_get_format(ccp2, sd_state, fmt->pad, fmt->which);
format = __ccp2_get_format(ccp2, sd_state, fmt->pad, fmt->which);
format = __ccp2_get_format(ccp2, sd_state, CCP2_PAD_SOURCE,