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29 lines
687 B
C
29 lines
687 B
C
#ifndef DCT_COMMON_H
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#define DCT_COMMON_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef short DCTELEM;
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typedef short JCOEF;
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typedef JCOEF *JCOEFPTR;
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typedef unsigned char JSAMPLE;
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typedef JSAMPLE *JSAMPROW;
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struct DctAuxiliaryData;
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struct DctAuxiliaryData *createDctAuxiliaryData();
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void freeDctAuxiliaryData(struct DctAuxiliaryData *data);
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void dct_jpeg_idct_ifast(struct DctAuxiliaryData *auxiliaryData, void *dct_table, JCOEFPTR coef_block, JSAMPROW output_buf);
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void dct_jpeg_idct_ifast_normalized(struct DctAuxiliaryData *auxiliaryData, void *dct_table, JCOEFPTR coef_block, JCOEFPTR output_buf);
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void dct_jpeg_fdct_ifast(DCTELEM *data);
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#ifdef __cplusplus
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}
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#endif
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#endif
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