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Eneboo - Documentación para desarrolladores
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'defines' | |
| #define | JPEG_INTERNALS |
| #define | CONST_BITS 8 |
| #define | PASS1_BITS 2 |
| #define | FIX_1_082392200 ((INT32) 277) |
| #define | FIX_1_414213562 ((INT32) 362) |
| #define | FIX_1_847759065 ((INT32) 473) |
| #define | FIX_2_613125930 ((INT32) 669) |
| #define | DESCALE(x, n) RIGHT_SHIFT(x, n) |
| #define | MULTIPLY(var, const) ((DCTELEM) DESCALE((var) * (const), CONST_BITS)) |
| #define | DEQUANTIZE(coef, quantval) (((IFAST_MULT_TYPE) (coef)) * (quantval)) |
| #define | ISHIFT_TEMPS |
| #define | IRIGHT_SHIFT(x, shft) ((x) >> (shft)) |
| #define | IDESCALE(x, n) ((int) IRIGHT_SHIFT(x, n)) |
Funciones | |
| jpeg_idct_ifast (j_decompress_ptr cinfo, jpeg_component_info *compptr, JCOEFPTR coef_block, JSAMPARRAY output_buf, JDIMENSION output_col) | |
| #define CONST_BITS 8 |
| #define DEQUANTIZE | ( | coef, | |
| quantval | |||
| ) | (((IFAST_MULT_TYPE) (coef)) * (quantval)) |
| #define DESCALE | ( | x, | |
| n | |||
| ) | RIGHT_SHIFT(x, n) |
| #define FIX_1_082392200 ((INT32) 277) |
| #define FIX_1_414213562 ((INT32) 362) |
| #define FIX_1_847759065 ((INT32) 473) |
| #define FIX_2_613125930 ((INT32) 669) |
| #define IDESCALE | ( | x, | |
| n | |||
| ) | ((int) IRIGHT_SHIFT(x, n)) |
| #define IRIGHT_SHIFT | ( | x, | |
| shft | |||
| ) | ((x) >> (shft)) |
| #define ISHIFT_TEMPS |
| #define JPEG_INTERNALS |
| #define MULTIPLY | ( | var, | |
| const | |||
| ) | ((DCTELEM) DESCALE((var) * (const), CONST_BITS)) |
| #define PASS1_BITS 2 |
| jpeg_idct_ifast | ( | j_decompress_ptr | cinfo, |
| jpeg_component_info * | compptr, | ||
| JCOEFPTR | coef_block, | ||
| JSAMPARRAY | output_buf, | ||
| JDIMENSION | output_col | ||
| ) |
1.7.4