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avcodec/jpeg2000: Disable special case for JPEG2000_QSTY_SI

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The code gave apparently completely wrong values

Fixes Ticket2872

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2015-06-09 16:30:35 +02:00
parent 45db921806
commit 44327cbc9a
1 changed files with 5 additions and 5 deletions
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10
libavcodec/jpeg2000.c
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@ -293,11 +293,11 @@ int ff_jpeg2000_init_component(Jpeg2000Component *comp,
break; break;
case JPEG2000_QSTY_SI: case JPEG2000_QSTY_SI:
/*TODO: Compute formula to implement. */ /*TODO: Compute formula to implement. */
numbps = cbps + // numbps = cbps +
lut_gain[codsty->transform == FF_DWT53][bandno + (reslevelno > 0)]; // lut_gain[codsty->transform == FF_DWT53][bandno + (reslevelno > 0)];
band->f_stepsize = SHL(2048 + qntsty->mant[gbandno], // band->f_stepsize = SHL(2048 + qntsty->mant[gbandno],
2 + numbps - qntsty->expn[gbandno]); // 2 + numbps - qntsty->expn[gbandno]);
break; // break;
case JPEG2000_QSTY_SE: case JPEG2000_QSTY_SE:
/* Exponent quantization step. /* Exponent quantization step.
* Formula: * Formula: