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vc2enc: use FFABS() instead of abs()

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Provides a minor speedup.

Signed-off-by: Rostislav Pehlivanov <atomnuker@gmail.com>
pull/181/head
Rostislav Pehlivanov 9 years ago
parent 3ef10406e1
commit 7db2e757c5
1 changed files with 3 additions and 3 deletions
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  1. 6
      libavcodec/vc2enc.c

6
libavcodec/vc2enc.c
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@ -547,7 +547,7 @@ static av_always_inline void coeff_quantize_get(qcoef coeff, int qfactor,
uint8_t *len, uint32_t *eval) uint8_t *len, uint32_t *eval)
{ {
QUANT(coeff) QUANT(coeff)
get_vc2_ue_uint(abs(coeff), len, eval); get_vc2_ue_uint(FFABS(coeff), len, eval);
if (coeff) { if (coeff) {
*eval = (*eval << 1) | (coeff < 0); *eval = (*eval << 1) | (coeff < 0);
*len += 1; *len += 1;
@ -558,7 +558,7 @@ static av_always_inline void coeff_quantize_encode(PutBitContext *pb, qcoef coef
int qfactor) int qfactor)
{ {
QUANT(coeff) QUANT(coeff)
put_vc2_ue_uint(pb, abs(coeff)); put_vc2_ue_uint(pb, FFABS(coeff));
if (coeff) if (coeff)
put_bits(pb, 1, coeff < 0); put_bits(pb, 1, coeff < 0);
} }
@ -631,7 +631,7 @@ static int count_hq_slice(VC2EncContext *s, int slice_x,
bits += s->coef_lut_len[2*quant_idx*COEF_LUT_TAB + coeff + COEF_LUT_TAB]; bits += s->coef_lut_len[2*quant_idx*COEF_LUT_TAB + coeff + COEF_LUT_TAB];
} else { } else {
QUANT(coeff) QUANT(coeff)
bits += count_vc2_ue_uint(abs(coeff)); bits += count_vc2_ue_uint(FFABS(coeff));
bits += !!coeff; bits += !!coeff;
} }
} }

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