49 lines
1.2 KiB
C
49 lines
1.2 KiB
C
/*----------------------------------------------*/
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/* TJpgDec System Configurations R0.03 */
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/*----------------------------------------------*/
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#include "sdkconfig.h"
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#define JD_SZBUF CONFIG_JD_SZBUF
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/* Specifies size of stream input buffer */
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#define JD_FORMAT CONFIG_JD_FORMAT
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/* Specifies output pixel format.
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/ 0: RGB888 (24-bit/pix)
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/ 1: RGB565 (16-bit/pix)
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/ 2: Grayscale (8-bit/pix)
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*/
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#if defined(CONFIG_JD_USE_SCALE)
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#define JD_USE_SCALE CONFIG_JD_USE_SCALE
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#else
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#define JD_USE_SCALE 0
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#endif
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/* Switches output descaling feature.
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/ 0: Disable
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/ 1: Enable
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*/
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#if defined(CONFIG_JD_TBLCLIP)
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#define JD_TBLCLIP CONFIG_JD_TBLCLIP
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#else
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#define JD_TBLCLIP 0
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#endif
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/* Use table conversion for saturation arithmetic. A bit faster, but increases 1 KB of code size.
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/ 0: Disable
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/ 1: Enable
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*/
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#define JD_FASTDECODE CONFIG_JD_FASTDECODE
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/* Optimization level
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/ 0: Basic optimization. Suitable for 8/16-bit MCUs.
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/ 1: + 32-bit barrel shifter. Suitable for 32-bit MCUs.
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/ 2: + Table conversion for huffman decoding (wants 6 << HUFF_BIT bytes of RAM)
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*/
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#if defined(CONFIG_JD_DEFAULT_HUFFMAN)
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#define JD_DEFAULT_HUFFMAN CONFIG_JD_DEFAULT_HUFFMAN
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#else
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#define JD_DEFAULT_HUFFMAN 0
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#endif
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