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Diffstat (limited to 'source/blender/imbuf/intern/cineon/logmemfile.c')
-rw-r--r--source/blender/imbuf/intern/cineon/logmemfile.c131
1 files changed, 65 insertions, 66 deletions
diff --git a/source/blender/imbuf/intern/cineon/logmemfile.c b/source/blender/imbuf/intern/cineon/logmemfile.c
index e67ef74951b..d7ab2855ea3 100644
--- a/source/blender/imbuf/intern/cineon/logmemfile.c
+++ b/source/blender/imbuf/intern/cineon/logmemfile.c
@@ -22,7 +22,6 @@
* Cineon image file format library routines.
*/
-
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@@ -32,92 +31,92 @@
int logimage_fseek(LogImageFile *logFile, intptr_t offset, int origin)
{
- if (logFile->file)
- fseek(logFile->file, offset, origin);
- else { /* we're seeking in memory */
- if (origin == SEEK_SET) {
- if (offset > logFile->memBufferSize)
- return 1;
- logFile->memCursor = logFile->memBuffer + offset;
- }
- else if (origin == SEEK_END) {
- if (offset > logFile->memBufferSize)
- return 1;
- logFile->memCursor = (logFile->memBuffer + logFile->memBufferSize) - offset;
- }
- else if (origin == SEEK_CUR) {
- uintptr_t pos = (uintptr_t)logFile->memCursor - (uintptr_t)logFile->memBuffer;
- if (pos + offset > logFile->memBufferSize)
- return 1;
-
- logFile->memCursor += offset;
- }
- }
- return 0;
+ if (logFile->file)
+ fseek(logFile->file, offset, origin);
+ else { /* we're seeking in memory */
+ if (origin == SEEK_SET) {
+ if (offset > logFile->memBufferSize)
+ return 1;
+ logFile->memCursor = logFile->memBuffer + offset;
+ }
+ else if (origin == SEEK_END) {
+ if (offset > logFile->memBufferSize)
+ return 1;
+ logFile->memCursor = (logFile->memBuffer + logFile->memBufferSize) - offset;
+ }
+ else if (origin == SEEK_CUR) {
+ uintptr_t pos = (uintptr_t)logFile->memCursor - (uintptr_t)logFile->memBuffer;
+ if (pos + offset > logFile->memBufferSize)
+ return 1;
+
+ logFile->memCursor += offset;
+ }
+ }
+ return 0;
}
int logimage_fwrite(void *buffer, size_t size, unsigned int count, LogImageFile *logFile)
{
- if (logFile->file)
- return fwrite(buffer, size, count, logFile->file);
- else { /* we're writing to memory */
- /* do nothing as this isn't supported yet */
- return count;
- }
+ if (logFile->file)
+ return fwrite(buffer, size, count, logFile->file);
+ else { /* we're writing to memory */
+ /* do nothing as this isn't supported yet */
+ return count;
+ }
}
int logimage_fread(void *buffer, size_t size, unsigned int count, LogImageFile *logFile)
{
- if (logFile->file) {
- return fread(buffer, size, count, logFile->file);
- }
- else { /* we're reading from memory */
- unsigned char *buf = (unsigned char *)buffer;
- uintptr_t pos = (uintptr_t)logFile->memCursor - (uintptr_t)logFile->memBuffer;
- size_t total_size = size * count;
- if (pos + total_size > logFile->memBufferSize) {
- /* how many elements can we read without overflow ? */
- count = (logFile->memBufferSize - pos) / size;
- /* recompute the size */
- total_size = size * count;
- }
-
- if (total_size != 0)
- memcpy(buf, logFile->memCursor, total_size);
-
- return count;
- }
+ if (logFile->file) {
+ return fread(buffer, size, count, logFile->file);
+ }
+ else { /* we're reading from memory */
+ unsigned char *buf = (unsigned char *)buffer;
+ uintptr_t pos = (uintptr_t)logFile->memCursor - (uintptr_t)logFile->memBuffer;
+ size_t total_size = size * count;
+ if (pos + total_size > logFile->memBufferSize) {
+ /* how many elements can we read without overflow ? */
+ count = (logFile->memBufferSize - pos) / size;
+ /* recompute the size */
+ total_size = size * count;
+ }
+
+ if (total_size != 0)
+ memcpy(buf, logFile->memCursor, total_size);
+
+ return count;
+ }
}
int logimage_read_uchar(unsigned char *x, LogImageFile *logFile)
{
- uintptr_t pos = (uintptr_t)logFile->memCursor - (uintptr_t)logFile->memBuffer;
- if (pos + sizeof(unsigned char) > logFile->memBufferSize)
- return 1;
+ uintptr_t pos = (uintptr_t)logFile->memCursor - (uintptr_t)logFile->memBuffer;
+ if (pos + sizeof(unsigned char) > logFile->memBufferSize)
+ return 1;
- *x = *(unsigned char *)logFile->memCursor;
- logFile->memCursor += sizeof(unsigned char);
- return 0;
+ *x = *(unsigned char *)logFile->memCursor;
+ logFile->memCursor += sizeof(unsigned char);
+ return 0;
}
int logimage_read_ushort(unsigned short *x, LogImageFile *logFile)
{
- uintptr_t pos = (uintptr_t)logFile->memCursor - (uintptr_t)logFile->memBuffer;
- if (pos + sizeof(unsigned short) > logFile->memBufferSize)
- return 1;
+ uintptr_t pos = (uintptr_t)logFile->memCursor - (uintptr_t)logFile->memBuffer;
+ if (pos + sizeof(unsigned short) > logFile->memBufferSize)
+ return 1;
- *x = *(unsigned short *)logFile->memCursor;
- logFile->memCursor += sizeof(unsigned short);
- return 0;
+ *x = *(unsigned short *)logFile->memCursor;
+ logFile->memCursor += sizeof(unsigned short);
+ return 0;
}
int logimage_read_uint(unsigned int *x, LogImageFile *logFile)
{
- uintptr_t pos = (uintptr_t)logFile->memCursor - (uintptr_t)logFile->memBuffer;
- if (pos + sizeof(unsigned int) > logFile->memBufferSize)
- return 1;
+ uintptr_t pos = (uintptr_t)logFile->memCursor - (uintptr_t)logFile->memBuffer;
+ if (pos + sizeof(unsigned int) > logFile->memBufferSize)
+ return 1;
- *x = *(unsigned int *)logFile->memCursor;
- logFile->memCursor += sizeof(unsigned int);
- return 0;
+ *x = *(unsigned int *)logFile->memCursor;
+ logFile->memCursor += sizeof(unsigned int);
+ return 0;
}