TV_UV_INIT_FIX_SHIFT
params->y_fall_accum_init = ((uint32)params->y_saw_tooth_slope * params->uv_accum_init) >> TV_UV_INIT_FIX_SHIFT;
((int32)params->uv_accum_init << (16 - TV_UV_INIT_FIX_SHIFT)) );
< ((int32)params->uv_accum_init << (16 - TV_UV_INIT_FIX_SHIFT)))
(((flicker_removal << TV_UV_INIT_FIX_SHIFT) - params->uv_accum_init) *
params->y_saw_tooth_slope) >> TV_UV_INIT_FIX_SHIFT;
(((flicker_removal << TV_UV_INIT_FIX_SHIFT) - params->uv_accum_init - params->y_accum_init) *
params->y_saw_tooth_slope) >> TV_UV_INIT_FIX_SHIFT;
tmp_uv_accum_sum = params->uv_accum_init << (TV_UV_INC_FIX_SHIFT - TV_UV_INIT_FIX_SHIFT);