diff options
Diffstat (limited to 'src/3rdparty/libjpeg/src/jquant1.c')
| -rw-r--r-- | src/3rdparty/libjpeg/src/jquant1.c | 27 |
1 files changed, 12 insertions, 15 deletions
diff --git a/src/3rdparty/libjpeg/src/jquant1.c b/src/3rdparty/libjpeg/src/jquant1.c index 40bbb28cc7..73b83e16e5 100644 --- a/src/3rdparty/libjpeg/src/jquant1.c +++ b/src/3rdparty/libjpeg/src/jquant1.c @@ -479,7 +479,7 @@ color_quantize(j_decompress_ptr cinfo, JSAMPARRAY input_buf, for (col = width; col > 0; col--) { pixcode = 0; for (ci = 0; ci < nc; ci++) { - pixcode += GETJSAMPLE(colorindex[ci][GETJSAMPLE(*ptrin++)]); + pixcode += colorindex[ci][*ptrin++]; } *ptrout++ = (JSAMPLE)pixcode; } @@ -506,9 +506,9 @@ color_quantize3(j_decompress_ptr cinfo, JSAMPARRAY input_buf, ptrin = input_buf[row]; ptrout = output_buf[row]; for (col = width; col > 0; col--) { - pixcode = GETJSAMPLE(colorindex0[GETJSAMPLE(*ptrin++)]); - pixcode += GETJSAMPLE(colorindex1[GETJSAMPLE(*ptrin++)]); - pixcode += GETJSAMPLE(colorindex2[GETJSAMPLE(*ptrin++)]); + pixcode = colorindex0[*ptrin++]; + pixcode += colorindex1[*ptrin++]; + pixcode += colorindex2[*ptrin++]; *ptrout++ = (JSAMPLE)pixcode; } } @@ -552,7 +552,7 @@ quantize_ord_dither(j_decompress_ptr cinfo, JSAMPARRAY input_buf, * required amount of padding. */ *output_ptr += - colorindex_ci[GETJSAMPLE(*input_ptr) + dither[col_index]]; + colorindex_ci[*input_ptr + dither[col_index]]; input_ptr += nc; output_ptr++; col_index = (col_index + 1) & ODITHER_MASK; @@ -595,12 +595,9 @@ quantize3_ord_dither(j_decompress_ptr cinfo, JSAMPARRAY input_buf, col_index = 0; for (col = width; col > 0; col--) { - pixcode = - GETJSAMPLE(colorindex0[GETJSAMPLE(*input_ptr++) + dither0[col_index]]); - pixcode += - GETJSAMPLE(colorindex1[GETJSAMPLE(*input_ptr++) + dither1[col_index]]); - pixcode += - GETJSAMPLE(colorindex2[GETJSAMPLE(*input_ptr++) + dither2[col_index]]); + pixcode = colorindex0[(*input_ptr++) + dither0[col_index]]; + pixcode += colorindex1[(*input_ptr++) + dither1[col_index]]; + pixcode += colorindex2[(*input_ptr++) + dither2[col_index]]; *output_ptr++ = (JSAMPLE)pixcode; col_index = (col_index + 1) & ODITHER_MASK; } @@ -677,15 +674,15 @@ quantize_fs_dither(j_decompress_ptr cinfo, JSAMPARRAY input_buf, * The maximum error is +- MAXJSAMPLE; this sets the required size * of the range_limit array. */ - cur += GETJSAMPLE(*input_ptr); - cur = GETJSAMPLE(range_limit[cur]); + cur += *input_ptr; + cur = range_limit[cur]; /* Select output value, accumulate into output code for this pixel */ - pixcode = GETJSAMPLE(colorindex_ci[cur]); + pixcode = colorindex_ci[cur]; *output_ptr += (JSAMPLE)pixcode; /* Compute actual representation error at this pixel */ /* Note: we can do this even though we don't have the final */ /* pixel code, because the colormap is orthogonal. */ - cur -= GETJSAMPLE(colormap_ci[pixcode]); + cur -= colormap_ci[pixcode]; /* Compute error fractions to be propagated to adjacent pixels. * Add these into the running sums, and simultaneously shift the * next-line error sums left by 1 column. |