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~30% encoding speedup: use NEON for QuantizeBlock()

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also revamped the signature to avoid having to pass the 'first' parameter

Change-Id: Ief9af1747dcfb5db0700b595d0073cebd57542a5
This commit is contained in:
skal
2014-04-07 18:02:25 +02:00
committed by Gerrit Code Review
parent f758af6b73
commit 869eaf6c60
6 changed files with 87 additions and 24 deletions
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7
src/enc/quant.c
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@ -746,7 +746,8 @@ static int ReconstructIntra16(VP8EncIterator* const it,
}
} else {
for (n = 0; n < 16; ++n) {
nz |= VP8EncQuantizeBlock(tmp[n], rd->y_ac_levels[n], 1, &dqm->y1_) << n;
tmp[n][0] = 0; // so that nz is correct below
nz |= VP8EncQuantizeBlock(tmp[n], rd->y_ac_levels[n], &dqm->y1_) << n;
}
}
@ -777,7 +778,7 @@ static int ReconstructIntra4(VP8EncIterator* const it,
nz = TrellisQuantizeBlock(enc, tmp, levels, ctx, 3, &dqm->y1_,
dqm->lambda_trellis_i4_);
} else {
nz = VP8EncQuantizeBlock(tmp, levels, 0, &dqm->y1_);
nz = VP8EncQuantizeBlock(tmp, levels, &dqm->y1_);
}
VP8ITransform(ref, tmp, yuv_out, 0);
return nz;
@ -812,7 +813,7 @@ static int ReconstructUV(VP8EncIterator* const it, VP8ModeScore* const rd,
}
} else {
for (n = 0; n < 8; ++n) {
nz |= VP8EncQuantizeBlock(tmp[n], rd->uv_levels[n], 0, &dqm->uv_) << n;
nz |= VP8EncQuantizeBlock(tmp[n], rd->uv_levels[n], &dqm->uv_) << n;
}
}