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75 lines
1.3 KiB
C
75 lines
1.3 KiB
C
// Copyright 2019, Collabora, Ltd.
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// SPDX-License-Identifier: BSL-1.0
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/*!
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* @file
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* @brief Format helpers and block code.
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* @author Jakob Bornecrantz <jakob@collabora.com>
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* @ingroup aux_util
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*/
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#pragma once
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#include "xrt/xrt_defines.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*!
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* Return string for this format.
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*
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* @ingroup aux_util
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*/
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const char *
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u_format_str(enum xrt_format f);
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/*!
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* Is this format block based, also returns true for formats that 1x1 blocks.
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*
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* @ingroup aux_util
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*/
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bool
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u_format_is_blocks(enum xrt_format f);
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/*!
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* Returns the width of the block for the given format.
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*
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* @ingroup aux_util
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*/
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uint32_t
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u_format_block_width(enum xrt_format f);
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/*!
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* Returns the height of the block for the given format.
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*
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* @ingroup aux_util
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*/
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uint32_t
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u_format_block_height(enum xrt_format f);
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/*!
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* Returns the size of the block for the given format.
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*
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* @ingroup aux_util
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*/
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size_t
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u_format_block_size(enum xrt_format f);
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/*!
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* Calculate stride and size for the format and given width and height.
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*
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* @ingroup aux_util
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*/
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void
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u_format_size_for_dimensions(enum xrt_format f,
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uint32_t width,
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uint32_t height,
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size_t *out_stride,
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size_t *out_size);
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#ifdef __cplusplus
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}
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#endif
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