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diff --git a/contrib/syslinux-4.02/com32/lib/jpeg/yuv420p.c b/contrib/syslinux-4.02/com32/lib/jpeg/yuv420p.c
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+++ b/contrib/syslinux-4.02/com32/lib/jpeg/yuv420p.c
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+/*
+ * Small jpeg decoder library
+ *
+ * Copyright (c) 2006, Luc Saillard <luc@saillard.org>
+ * All rights reserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * - Neither the name of the author nor the names of its contributors may be
+ * used to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+/*
+ * yuv420p.c
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdint.h>
+
+#include "tinyjpeg.h"
+#include "tinyjpeg-internal.h"
+
+/*******************************************************************************
+ *
+ * Colorspace conversion routine
+ *
+ *
+ * Note:
+ * YCbCr is defined per CCIR 601-1, except that Cb and Cr are
+ * normalized to the range 0..MAXJSAMPLE rather than -0.5 .. 0.5.
+ * The conversion equations to be implemented are therefore
+ * R = Y + 1.40200 * Cr
+ * G = Y - 0.34414 * Cb - 0.71414 * Cr
+ * B = Y + 1.77200 * Cb
+ *
+ ******************************************************************************/
+
+/**
+ * YCrCb -> YUV420P (1x1)
+ * .---.
+ * | 1 |
+ * `---'
+ */
+static void YCrCB_to_YUV420P_1x1(struct jdec_private *priv, int sx, int sy)
+{
+ const unsigned char *s, *y;
+ unsigned char *p;
+ int i,j;
+
+ p = priv->plane[0];
+ y = priv->Y;
+ for (i = sy; i > 0; i--)
+ {
+ memcpy(p, y, sx);
+ p += priv->bytes_per_row[0];
+ y += 8;
+ }
+
+ p = priv->plane[1];
+ s = priv->Cb;
+ for (i = sy; i > 0; i--)
+ {
+ for (j = sx; j >= 0; j -= 2) {
+ *p++ = *s;
+ s += 2;
+ }
+ s += 8; /* Skip one line */
+ p += priv->bytes_per_row[1] - 4;
+ }
+
+ p = priv->plane[2];
+ s = priv->Cr;
+ for (i=0; i<8; i+=2)
+ {
+ for (j = sx; j >= 0; j -= 2) {
+ *p++ = *s;
+ s += 2;
+ }
+ s += 8; /* Skip one line */
+ p += priv->bytes_per_row[2] - 4;
+ }
+}
+
+/**
+ * YCrCb -> YUV420P (2x1)
+ * .-------.
+ * | 1 | 2 |
+ * `-------'
+ */
+static void YCrCB_to_YUV420P_2x1(struct jdec_private *priv, int sx, int sy)
+{
+ unsigned char *p;
+ const unsigned char *s, *y1;
+ unsigned int i;
+
+ p = priv->plane[0];
+ y1 = priv->Y;
+ for (i = sy; i > 0; i--)
+ {
+ memcpy(p, y1, sx);
+ p += priv->bytes_per_row[0];
+ y1 += 16;
+ }
+
+ sx = (sx+1) >> 1;
+
+ p = priv->plane[1];
+ s = priv->Cb;
+ for (i = sy; i > 0; i -= 2)
+ {
+ memcpy(p, s, sx);
+ s += 16; /* Skip one line */
+ p += priv->bytes_per_row[1];
+ }
+
+ p = priv->plane[2];
+ s = priv->Cr;
+ for (i = sy; i > 0; i -= 2)
+ {
+ memcpy(p, s, sx);
+ s += 16; /* Skip one line */
+ p += priv->bytes_per_row[2];
+ }
+}
+
+
+/**
+ * YCrCb -> YUV420P (1x2)
+ * .---.
+ * | 1 |
+ * |---|
+ * | 2 |
+ * `---'
+ */
+static void YCrCB_to_YUV420P_1x2(struct jdec_private *priv, int sx, int sy)
+{
+ const unsigned char *s, *y;
+ unsigned char *p, *pr;
+ int i,j;
+
+ p = priv->plane[0];
+ y = priv->Y;
+ for (i = sy; i > 0; i++)
+ {
+ memcpy(p, y, sx);
+ p+=priv->bytes_per_row[0];
+ y+=8;
+ }
+
+ pr = priv->plane[1];
+ s = priv->Cb;
+ for (i = sy; i > 0; i -= 2)
+ {
+ p = pr;
+ for (j = sx; j > 0; j -= 2) {
+ *p++ = *s;
+ s += 2;
+ }
+ pr += priv->bytes_per_row[1];
+ }
+
+ pr = priv->plane[2];
+ s = priv->Cr;
+ for (i=0; i<8; i++)
+ {
+ p = pr;
+ for (j = sx; j > 0; j -= 2) {
+ *p++ = *s;
+ s += 2;
+ }
+ pr += priv->bytes_per_row[2] - 4;
+ }
+}
+
+/**
+ * YCrCb -> YUV420P (2x2)
+ * .-------.
+ * | 1 | 2 |
+ * |---+---|
+ * | 3 | 4 |
+ * `-------'
+ */
+static void YCrCB_to_YUV420P_2x2(struct jdec_private *priv, int sx, int sy)
+{
+ unsigned char *p;
+ const unsigned char *s, *y1;
+ unsigned int i;
+
+ p = priv->plane[0];
+ y1 = priv->Y;
+ for (i = sy; i > 0; i--)
+ {
+ memcpy(p, y1, sx);
+ p += priv->bytes_per_row[0];
+ y1 += 16;
+ }
+
+ sx = (sx+1) >> 1;
+
+ p = priv->plane[1];
+ s = priv->Cb;
+ for (i = sy; i > 0; i -= 2)
+ {
+ memcpy(p, s, sx);
+ s += 8;
+ p += priv->bytes_per_row[1];
+ }
+
+ p = priv->plane[2];
+ s = priv->Cr;
+ for (i = sy; i > 0; i -= 2)
+ {
+ memcpy(p, s, sx);
+ s += 8;
+ p += priv->bytes_per_row[2];
+ }
+}
+
+static int initialize_yuv420p(struct jdec_private *priv,
+ unsigned int *bytes_per_blocklines,
+ unsigned int *bytes_per_mcu)
+{
+ int half_height = (priv->height + 1) >> 2;
+ int half_width = (priv->width + 1) >> 2;
+
+ if (!priv->bytes_per_row[0])
+ priv->bytes_per_row[0] = priv->width;
+ if (!priv->components[0])
+ priv->components[0] = malloc(priv->height * priv->bytes_per_row[0]);
+
+ if (!priv->bytes_per_row[1])
+ priv->bytes_per_row[1] = half_width;
+ if (!priv->components[1])
+ priv->components[1] = malloc(half_height * priv->bytes_per_row[1]);
+
+ if (!priv->bytes_per_row[2])
+ priv->bytes_per_row[2] = half_width;
+ if (!priv->components[2])
+ priv->components[2] = malloc(half_height * priv->bytes_per_row[2]);
+
+ bytes_per_mcu[0] = 8;
+ bytes_per_mcu[1] = 4;
+ bytes_per_mcu[2] = 4;
+
+ bytes_per_blocklines[0] = priv->width << 3;
+ bytes_per_blocklines[1] = half_width << 2;
+ bytes_per_blocklines[2] = half_width << 2;
+
+ /* Return nonzero on failure */
+ return !priv->components[0] || !priv->components[1] || !priv->components[2];
+}
+
+static const struct tinyjpeg_colorspace format_yuv420p =
+ {
+ {
+ YCrCB_to_YUV420P_1x1,
+ YCrCB_to_YUV420P_1x2,
+ YCrCB_to_YUV420P_2x1,
+ YCrCB_to_YUV420P_2x2,
+ },
+ tinyjpeg_decode_mcu_3comp_table,
+ initialize_yuv420p
+ };
+
+const tinyjpeg_colorspace_t TINYJPEG_FMT_YUV420P = &format_yuv420p;
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