deps/jpeg-6b -> jpeg-9a

[sdk] / deps / jpeg-9a / jutils.c

diff --git a/deps/jpeg-6b/jutils.c b/deps/jpeg-9a/jutils.c
similarity index 74%
rename from deps/jpeg-6b/jutils.c
rename to deps/jpeg-9a/jutils.c
index d18a955..5b16b6d 100644 (file)
--- a/deps/jpeg-6b/jutils.c
+++ b/deps/jpeg-9a/jutils.c
@@ -2,6 +2,7 @@
  * jutils.c
  *
  * Copyright (C) 1991-1996, Thomas G. Lane.
+ * Modified 2009-2011 by Guido Vollbeding.
  * This file is part of the Independent JPEG Group's software.
  * For conditions of distribution and use, see the accompanying README file.
  *
@@ -63,6 +64,57 @@ const int jpeg_natural_order[DCTSIZE2+16] = {
  63, 63, 63, 63, 63, 63, 63, 63
 };
 
+const int jpeg_natural_order7[7*7+16] = {
+  0,  1,  8, 16,  9,  2,  3, 10,
+ 17, 24, 32, 25, 18, 11,  4,  5,
+ 12, 19, 26, 33, 40, 48, 41, 34,
+ 27, 20, 13,  6, 14, 21, 28, 35,
+ 42, 49, 50, 43, 36, 29, 22, 30,
+ 37, 44, 51, 52, 45, 38, 46, 53,
+ 54,
+ 63, 63, 63, 63, 63, 63, 63, 63, /* extra entries for safety in decoder */
+ 63, 63, 63, 63, 63, 63, 63, 63
+};
+
+const int jpeg_natural_order6[6*6+16] = {
+  0,  1,  8, 16,  9,  2,  3, 10,
+ 17, 24, 32, 25, 18, 11,  4,  5,
+ 12, 19, 26, 33, 40, 41, 34, 27,
+ 20, 13, 21, 28, 35, 42, 43, 36,
+ 29, 37, 44, 45,
+ 63, 63, 63, 63, 63, 63, 63, 63, /* extra entries for safety in decoder */
+ 63, 63, 63, 63, 63, 63, 63, 63
+};
+
+const int jpeg_natural_order5[5*5+16] = {
+  0,  1,  8, 16,  9,  2,  3, 10,
+ 17, 24, 32, 25, 18, 11,  4, 12,
+ 19, 26, 33, 34, 27, 20, 28, 35,
+ 36,
+ 63, 63, 63, 63, 63, 63, 63, 63, /* extra entries for safety in decoder */
+ 63, 63, 63, 63, 63, 63, 63, 63
+};
+
+const int jpeg_natural_order4[4*4+16] = {
+  0,  1,  8, 16,  9,  2,  3, 10,
+ 17, 24, 25, 18, 11, 19, 26, 27,
+ 63, 63, 63, 63, 63, 63, 63, 63, /* extra entries for safety in decoder */
+ 63, 63, 63, 63, 63, 63, 63, 63
+};
+
+const int jpeg_natural_order3[3*3+16] = {
+  0,  1,  8, 16,  9,  2, 10, 17,
+ 18,
+ 63, 63, 63, 63, 63, 63, 63, 63, /* extra entries for safety in decoder */
+ 63, 63, 63, 63, 63, 63, 63, 63
+};
+
+const int jpeg_natural_order2[2*2+16] = {
+  0,  1,  8,  9,
+ 63, 63, 63, 63, 63, 63, 63, 63, /* extra entries for safety in decoder */
+ 63, 63, 63, 63, 63, 63, 63, 63
+};
+
 
 /*
  * Arithmetic utilities
@@ -96,13 +148,27 @@ jround_up (long a, long b)
  * is not all that great, because these routines aren't very heavily used.)
  */
 
-#ifndef NEED_FAR_POINTERS      /* normal case, same as regular macros */
+#ifndef NEED_FAR_POINTERS      /* normal case, same as regular macro */
 #define FMEMCOPY(dest,src,size)        MEMCOPY(dest,src,size)
-#define FMEMZERO(target,size)  MEMZERO(target,size)
 #else                          /* 80x86 case, define if we can */
 #ifdef USE_FMEM
 #define FMEMCOPY(dest,src,size)        _fmemcpy((void FAR *)(dest), (const void FAR *)(src), (size_t)(size))
-#define FMEMZERO(target,size)  _fmemset((void FAR *)(target), 0, (size_t)(size))
+#else
+/* This function is for use by the FMEMZERO macro defined in jpegint.h.
+ * Do not call this function directly, use the FMEMZERO macro instead.
+ */
+GLOBAL(void)
+jzero_far (void FAR * target, size_t bytestozero)
+/* Zero out a chunk of FAR memory. */
+/* This might be sample-array data, block-array data, or alloc_large data. */
+{
+  register char FAR * ptr = (char FAR *) target;
+  register size_t count;
+
+  for (count = bytestozero; count > 0; count--) {
+    *ptr++ = 0;
+  }
+}
 #endif
 #endif
 
@@ -159,21 +225,3 @@ jcopy_block_row (JBLOCKROW input_row, JBLOCKROW output_row,
   }
 #endif
 }
-
-
-GLOBAL(void)
-jzero_far (void FAR * target, size_t bytestozero)
-/* Zero out a chunk of FAR memory. */
-/* This might be sample-array data, block-array data, or alloc_large data. */
-{
-#ifdef FMEMZERO
-  FMEMZERO(target, bytestozero);
-#else
-  register char FAR * ptr = (char FAR *) target;
-  register size_t count;
-
-  for (count = bytestozero; count > 0; count--) {
-    *ptr++ = 0;
-  }
-#endif
-}