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Minor modifications from jpeg-8d

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This commit is contained in:
DRC
2013-01-01 10:17:03 +00:00
parent ee4c7d28ab
commit f0f1ce1b7f
4 changed files with 16 additions and 14 deletions
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6
jdatadst-tj.c
View File

@@ -3,7 +3,7 @@
*
* This file was part of the Independent JPEG Group's software:
* Copyright (C) 1994-1996, Thomas G. Lane.
* Modified 2009 by Guido Vollbeding.
* Modified 2009-2012 by Guido Vollbeding.
* Modifications:
* Copyright (C) 2011, D. R. Commander.
* For conditions of distribution and use, see the accompanying README file.
@@ -93,7 +93,7 @@ empty_mem_output_buffer (j_compress_ptr cinfo)
/* Try to allocate new buffer with double size */
nextsize = dest->bufsize * 2;
nextbuffer = malloc(nextsize);
nextbuffer = (JOCTET *) malloc(nextsize);
if (nextbuffer == NULL)
ERREXIT1(cinfo, JERR_OUT_OF_MEMORY, 10);
@@ -177,7 +177,7 @@ jpeg_mem_dest_tj (j_compress_ptr cinfo,
if (*outbuffer == NULL || *outsize == 0) {
if (alloc) {
/* Allocate initial buffer */
dest->newbuffer = *outbuffer = malloc(OUTPUT_BUF_SIZE);
dest->newbuffer = *outbuffer = (unsigned char *) malloc(OUTPUT_BUF_SIZE);
if (dest->newbuffer == NULL)
ERREXIT1(cinfo, JERR_OUT_OF_MEMORY, 10);
*outsize = OUTPUT_BUF_SIZE;

6
jdatadst.c
View File

@@ -2,7 +2,7 @@
* jdatadst.c
*
* Copyright (C) 1994-1996, Thomas G. Lane.
* Modified 2009 by Guido Vollbeding.
* Modified 2009-2012 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.
*
@@ -133,7 +133,7 @@ empty_mem_output_buffer (j_compress_ptr cinfo)
/* Try to allocate new buffer with double size */
nextsize = dest->bufsize * 2;
nextbuffer = malloc(nextsize);
nextbuffer = (JOCTET *) malloc(nextsize);
if (nextbuffer == NULL)
ERREXIT1(cinfo, JERR_OUT_OF_MEMORY, 10);
@@ -265,7 +265,7 @@ jpeg_mem_dest (j_compress_ptr cinfo,
if (*outbuffer == NULL || *outsize == 0) {
/* Allocate initial buffer */
dest->newbuffer = *outbuffer = malloc(OUTPUT_BUF_SIZE);
dest->newbuffer = *outbuffer = (unsigned char *) malloc(OUTPUT_BUF_SIZE);
if (dest->newbuffer == NULL)
ERREXIT1(cinfo, JERR_OUT_OF_MEMORY, 10);
*outsize = OUTPUT_BUF_SIZE;

9
jdatasrc-tj.c
View File

@@ -3,7 +3,7 @@
*
* This file was part of the Independent JPEG Group's software:
* Copyright (C) 1994-1996, Thomas G. Lane.
* Modified 2009-2010 by Guido Vollbeding.
* Modified 2009-2011 by Guido Vollbeding.
* Modifications:
* Copyright (C) 2011, D. R. Commander.
* For conditions of distribution and use, see the accompanying README file.
@@ -71,16 +71,17 @@ init_mem_source (j_decompress_ptr cinfo)
METHODDEF(boolean)
fill_mem_input_buffer (j_decompress_ptr cinfo)
{
static JOCTET mybuffer[4];
static const JOCTET mybuffer[4] = {
(JOCTET) 0xFF, (JOCTET) JPEG_EOI, 0, 0
};
/* The whole JPEG data is expected to reside in the supplied memory
* buffer, so any request for more data beyond the given buffer size
* is treated as an error.
*/
WARNMS(cinfo, JWRN_JPEG_EOF);
/* Insert a fake EOI marker */
mybuffer[0] = (JOCTET) 0xFF;
mybuffer[1] = (JOCTET) JPEG_EOI;
cinfo->src->next_input_byte = mybuffer;
cinfo->src->bytes_in_buffer = 2;

9
jdatasrc.c
View File

@@ -2,7 +2,7 @@
* jdatasrc.c
*
* Copyright (C) 1994-1996, Thomas G. Lane.
* Modified 2009-2010 by Guido Vollbeding.
* 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.
*
@@ -124,16 +124,17 @@ fill_input_buffer (j_decompress_ptr cinfo)
METHODDEF(boolean)
fill_mem_input_buffer (j_decompress_ptr cinfo)
{
static JOCTET mybuffer[4];
static const JOCTET mybuffer[4] = {
(JOCTET) 0xFF, (JOCTET) JPEG_EOI, 0, 0
};
/* The whole JPEG data is expected to reside in the supplied memory
* buffer, so any request for more data beyond the given buffer size
* is treated as an error.
*/
WARNMS(cinfo, JWRN_JPEG_EOF);
/* Insert a fake EOI marker */
mybuffer[0] = (JOCTET) 0xFF;
mybuffer[1] = (JOCTET) JPEG_EOI;
cinfo->src->next_input_byte = mybuffer;
cinfo->src->bytes_in_buffer = 2;