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jrevdct.c File Reference
#include <memory.h>
#include "all.h"
#include "ansi.h"
#include "dct.h"
Go to the source code of this file.
Define Documentation
| #define CONST_SCALE (ONE << CONST_BITS)
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| #define DESCALE |
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x, |
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n |
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RIGHT_SHIFT((x) + (ONE << ((n)-1)), n)
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| #define FIX |
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x |
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((int32) ((x) * CONST_SCALE + 0.5))
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| #define FIX_0_211164243 1730
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| #define FIX_0_275899380 2260
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| #define FIX_0_298631336 2446
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| #define FIX_0_390180644 3196
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| #define FIX_0_509795579 4176
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| #define FIX_0_541196100 4433
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| #define FIX_0_601344887 4926
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| #define FIX_0_765366865 6270
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| #define FIX_0_785694958 6436
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| #define FIX_0_899976223 7373
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| #define FIX_1_061594337 8697
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| #define FIX_1_111140466 9102
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| #define FIX_1_175875602 9633
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| #define FIX_1_306562965 10703
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| #define FIX_1_387039845 11363
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| #define FIX_1_451774981 11893
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| #define FIX_1_501321110 12299
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| #define FIX_1_662939225 13623
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| #define FIX_1_847759065 15137
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| #define FIX_1_961570560 16069
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| #define FIX_2_053119869 16819
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| #define FIX_2_172734803 17799
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| #define FIX_2_562915447 20995
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| #define FIX_3_072711026 25172
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| #define MULTIPLY |
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var, |
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const |
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) |
((var) * (const))
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| #define PI 3.14159265358979323846
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Function Documentation
| void init_idctref _ANSI_ARGS_ |
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(void) |
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) |
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| void mpeg_jrevdct_quick _ANSI_ARGS_ |
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(int16 *block) |
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) |
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| void mpeg_jrevdct |
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data |
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) |
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| void reference_rev_dct |
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block |
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) |
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Variable Documentation
