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authorGravatar Robert C. Helling <helling@atdotde.de>2016-03-16 00:29:28 +0100
committerGravatar Dirk Hohndel <dirk@hohndel.org>2016-03-15 22:38:47 -0700
commit2639281354445f0e37b5dd2e6927155361aaf792 (patch)
treee7f32a03449941d9789d669760d4b327eeb99ad7 /qthelper.cpp
parent2368f3371bbdb587888d5f04095623c7b8b2ac2e (diff)
downloadsubsurface-2639281354445f0e37b5dd2e6927155361aaf792.tar.gz
Copy picture struct for worker thread
This copies the picture struct when delegating image handling to a worker thread to prevent a crashe when main thread frees the picture upon selecting a different dive. Signed-off-by: Robert C. Helling <helling@atdotde.de> Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
Diffstat (limited to 'qthelper.cpp')
-rw-r--r--qthelper.cpp12
1 files changed, 8 insertions, 4 deletions
diff --git a/qthelper.cpp b/qthelper.cpp
index 67ce5daff..745fc5f60 100644
--- a/qthelper.cpp
+++ b/qthelper.cpp
@@ -1182,9 +1182,11 @@ void learnHash(struct picture *picture, QByteArray hash)
QString localFilePath(const QString originalFilename)
{
- if (hashOf.contains(originalFilename) && localFilenameOf.contains(hashOf[originalFilename]))
- return localFilenameOf[hashOf[originalFilename]];
- else
+ if (hashOf.contains(originalFilename))
+ if (localFilenameOf.contains(hashOf[originalFilename]))
+ if (localFilenameOf[hashOf[originalFilename]] != "")
+ return localFilenameOf[hashOf[originalFilename]];
+
return originalFilename;
}
@@ -1200,6 +1202,7 @@ void updateHash(struct picture *picture) {
char *old = picture->hash;
picture->hash = strdup(hash.toHex());
free(old);
+ picture_free(picture);
}
void hashPicture(struct picture *picture)
@@ -1209,13 +1212,14 @@ void hashPicture(struct picture *picture)
if (!same_string(picture->hash, "") && !same_string(picture->hash, oldHash))
mark_divelist_changed((true));
free(oldHash);
+ picture_free(picture);
}
extern "C" void cache_picture(struct picture *picture)
{
QString filename = picture->filename;
if (!hashOf.contains(filename))
- QtConcurrent::run(hashPicture, picture);
+ QtConcurrent::run(hashPicture, clone_picture(picture));
}
void learnImages(const QDir dir, int max_recursions, bool recursed)