Files
E3_boot/middleware/tjpgdec/tjpgdcnf.h
2025-11-07 10:05:24 +08:00

33 lines
872 B
C

/*----------------------------------------------*/
/* TJpgDec System Configurations R0.03 */
/*----------------------------------------------*/
#define CONFIG_JD_SZBUF 512
/* Specifies size of stream input buffer */
#define CONFIG_JD_FORMAT 0
/* Specifies output pixel format.
/ 0: RGB888 (24-bit/pix)
/ 1: RGB565 (16-bit/pix)
/ 2: Grayscale (8-bit/pix)
*/
#define CONFIG_JD_USE_SCALE 0
/* Switches output descaling feature.
/ 0: Disable
/ 1: Enable
*/
#define JD_TBLCLIP 1
/* Use table conversion for saturation arithmetic. A bit faster, but increases 1
/ KB of code size.
/ 0: Disable / 1: Enable
*/
#define CONFIG_JD_FASTDECODE 2
/* Optimization level
/ 0: Basic optimization. Suitable for 8/16-bit MCUs.
/ 1: + 32-bit barrel shifter. Suitable for 32-bit MCUs.
/ 2: + Table conversion for huffman decoding (wants 6 << HUFF_BIT bytes of RAM)
*/