Revision 67fc32ac libavcodec/ac3enc.c
libavcodec/ac3enc.c | ||
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328 | 328 |
CoefType rt = block->mdct_coef[1][i]; |
329 | 329 |
CoefType md = lt + rt; |
330 | 330 |
CoefType sd = lt - rt; |
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sum[0] += lt * lt;
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sum[1] += rt * rt;
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sum[2] += md * md;
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sum[3] += sd * sd;
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sum[0] += MUL_COEF(lt, lt);
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sum[1] += MUL_COEF(rt, rt);
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sum[2] += MUL_COEF(md, md);
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sum[3] += MUL_COEF(sd, sd);
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} |
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/* compare sums to determine if rematrixing will be used for this band */ |
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