43 lines
1.1 KiB
C
43 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) STMicroelectronics SA 2014
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* Authors: Fabien Dessenne <fabien.dessenne@st.com> for STMicroelectronics.
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*/
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#define BDISP_HF_NB 64
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#define BDISP_VF_NB 40
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/**
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* struct bdisp_filter_h_spec - Horizontal filter specification
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*
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* @min: min scale factor for this filter (6.10 fixed point)
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* @max: max scale factor for this filter (6.10 fixed point)
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* coef: filter coefficients
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*/
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struct bdisp_filter_h_spec {
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const u16 min;
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const u16 max;
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const u8 coef[BDISP_HF_NB];
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};
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/**
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* struct bdisp_filter_v_spec - Vertical filter specification
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*
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* @min: min scale factor for this filter (6.10 fixed point)
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* @max: max scale factor for this filter (6.10 fixed point)
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* coef: filter coefficients
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*/
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struct bdisp_filter_v_spec {
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const u16 min;
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const u16 max;
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const u8 coef[BDISP_VF_NB];
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};
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/* RGB YUV 601 standard conversion */
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static const u32 bdisp_rgb_to_yuv[] = {
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0x0e1e8bee, 0x08420419, 0xfb5ed471, 0x08004080,
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};
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static const u32 bdisp_yuv_to_rgb[] = {
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0x3324a800, 0xe604ab9c, 0x0004a957, 0x32121eeb,
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};
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