V4L2_VP9_SIGN_BIAS_LAST
dec_params->ref_frame_sign_bias & V4L2_VP9_SIGN_BIAS_LAST ? 1 : 0);
last_ref_frame_sign_bias = dec_params->ref_frame_sign_bias & V4L2_VP9_SIGN_BIAS_LAST;
{V4L2_VP9_SIGN_BIAS_LAST, "SIGN_BIAS_LAST"},