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44 lines
1.3 KiB
C
44 lines
1.3 KiB
C
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/*
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* Copyright (C) 2020-2023 ArtInChip Technology Co. Ltd
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*
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* author: <jun.ma@artinchip.com>
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* Desc: mpp zlip
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*/
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#ifndef __MPP_ZLIB_H__
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#define __MPP_ZLIB_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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* mpp_zlib_uncompressed - uncompressed data
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* @param[in] compressed_data,compressed_data addr
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* @param[in] compressed_len
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* @param[in] uncompressed_data,uncompressed_data addr
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* @param[in] uncompressed_len,it must larger than or eq real_uncompressed_len
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*
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* @return:return real_uncompressed_len if uncompressed ok,or other return -1;
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*
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* @note
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* The compressed_data addr should be aligned with 2^n bytes. n = 4,5,6.....
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* compressed_len should be valid data len.
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* call aicos_dcache_clean_range to flush cache after fill data into compressed_data
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*
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* uncompressed_data addr should be aligned with 2^n bytes .n=3,4,5.....
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* uncompressed_len should be larger than or eq real_uncompressed_len and should be aligned with 2^n bytes. n= 3,4,5.....
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* call aicos_dcache_invalid_range to invalid cache before get data from uncompressed_data
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*/
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int mpp_zlib_uncompressed(
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unsigned char *compressed_data,
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unsigned int compressed_len,
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unsigned char *uncompressed_data,
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unsigned int uncompressed_len);
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#ifdef __cplusplus
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}
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#endif
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#endif
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