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43 lines
1.5 KiB
C
43 lines
1.5 KiB
C
/*
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* SPDX-FileCopyrightText: 2023-2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <stdbool.h>
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#include "hal/color_hal.h"
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#include "hal/assert.h"
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uint32_t color_hal_pixel_format_get_bit_depth(color_space_pixel_format_t format)
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{
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switch (format.color_type_id) {
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case COLOR_TYPE_ID(COLOR_SPACE_GRAY, COLOR_PIXEL_GRAY4):
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case COLOR_TYPE_ID(COLOR_SPACE_ALPHA, COLOR_PIXEL_A4):
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case COLOR_TYPE_ID(COLOR_SPACE_CLUT, COLOR_PIXEL_L4):
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return 4;
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case COLOR_TYPE_ID(COLOR_SPACE_RAW, COLOR_PIXEL_RAW8):
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case COLOR_TYPE_ID(COLOR_SPACE_GRAY, COLOR_PIXEL_GRAY8):
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case COLOR_TYPE_ID(COLOR_SPACE_ALPHA, COLOR_PIXEL_A8):
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case COLOR_TYPE_ID(COLOR_SPACE_CLUT, COLOR_PIXEL_L8):
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return 8;
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case COLOR_TYPE_ID(COLOR_SPACE_RAW, COLOR_PIXEL_RAW10):
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return 10;
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case COLOR_TYPE_ID(COLOR_SPACE_RAW, COLOR_PIXEL_RAW12):
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case COLOR_TYPE_ID(COLOR_SPACE_YUV, COLOR_PIXEL_YUV420):
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case COLOR_TYPE_ID(COLOR_SPACE_YUV, COLOR_PIXEL_YUV411):
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return 12;
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case COLOR_TYPE_ID(COLOR_SPACE_RGB, COLOR_PIXEL_RGB565):
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case COLOR_TYPE_ID(COLOR_SPACE_YUV, COLOR_PIXEL_YUV422):
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return 16;
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case COLOR_TYPE_ID(COLOR_SPACE_RGB, COLOR_PIXEL_RGB888):
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case COLOR_TYPE_ID(COLOR_SPACE_YUV, COLOR_PIXEL_YUV444):
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return 24;
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case COLOR_TYPE_ID(COLOR_SPACE_ARGB, COLOR_PIXEL_ARGB8888):
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return 32;
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default:
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// Unknown color space pixel format, unknown bit depth
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HAL_ASSERT(false);
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return 0;
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}
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}
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