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Results 1 - 2 of 2 for IDCT (0.02 sec)
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src/image/jpeg/idct.go
s[5] = (x0 - x4) >> 8 s[6] = (x3 - x2) >> 8 s[7] = (x7 - x1) >> 8 } // Vertical 1-D IDCT. for x := 0; x < 8; x++ { // Similar to the horizontal 1-D IDCT case, if all the AC components are zero, then the IDCT is trivial. // However, after performing the horizontal 1-D IDCT, there are typically non-zero AC components, so // we do not bother to check for the all-zero case.
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Tue Apr 02 23:18:37 UTC 2019 - 5K bytes - Viewed (0) -
src/image/jpeg/dct_test.go
t.Errorf("i=%d: FDCT\nsrc\n%s\ngot\n%s\nwant\n%s\n", i, &b, &got, &want) } } // Check that the optimized and slow IDCT implementations agree. for i, b := range blocks { got, want := b, b idct(&got) slowIDCT(&want) if differ(&got, &want) { t.Errorf("i=%d: IDCT\nsrc\n%s\ngot\n%s\nwant\n%s\n", i, &b, &got, &want) } } } // differ reports whether any pair-wise elements in b0 and b1 differ by 2 or
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Tue Sep 06 15:49:30 UTC 2022 - 8.6K bytes - Viewed (0)