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libfreerdp-codec: fix crashes

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This commit is contained in:
Marc-André Moreau 2014-08-21 17:14:10 -04:00
parent f77e515965
commit f79ba1b364
1 changed files with 8 additions and 5 deletions
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13
libfreerdp/codec/progressive.c
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@ -280,9 +280,9 @@ static void progressive_rfx_idwt_y(INT16* pLowBand, int nLowStep, INT16* pHighBa
pX += nDstStep;
}
pLowBand += 1;
pHighBand += 1;
pDstBand += 1;
pLowBand += nLowStep;
pHighBand += nHighStep;
pDstBand += nDstStep;
}
}
@ -336,8 +336,8 @@ static void progressive_rfx_dwt_2d_decode_block(INT16* buffer, INT16* dwt, int l
LL = &buffer[offset];
offset += (nBandL * nBandL);
nDstStepX = 2 * (nBandL + nBandH);
nDstStepY = 2 * progressive_rfx_get_band_l_count(level - 1);
nDstStepX = (nBandL + nBandH);
nDstStepY = (nBandL + nBandH);
if (0)
{
@ -348,6 +348,9 @@ static void progressive_rfx_dwt_2d_decode_block(INT16* buffer, INT16* dwt, int l
L = &dwt[0];
H = &dwt[nBandL * nDstStepX];
printf("L: %d H: %d LL: %d\n",
nBandL * nDstStepX, nBandH * nDstStepX, (nBandL + nBandH) * nDstStepY);
/* horizontal (LL + HL -> L) */
pLowBand[0] = LL;