https://bugs.kde.org/show_bug.cgi?id=420639
Bug ID: 420639
Summary: kdenlive UI crash - modifying transform effect
parameter (any)
Product: kdenlive
Version: 20.04.0
Platform: Other
OS: Linux
Status: REPORTED
Severity: critical
Priority: NOR
Component: User Interface
Assignee: j...@kdenlive.org
Reporter: chr...@free.fr
Target Milestone: ---
SUMMARY
The crash is reproductible through 19.12-3, 20.04, 20.07.70 releases (and many
previous releases)
STEPS TO REPRODUCE
1. Open an existing project
2. Move to the timeline
3. Try to alter/modify a transform effect (or a couple of parameters)
OBSERVED RESULT
random kdenlive crash , prompting following outputs :
qml: +++++++++++++++++++ DRAG CLICKED +++++++++++++
-----
// SHOW KEYFRAMES: true
MUTEX LOCK!!!!!!!!!!!! setmodel
MUTEX UNLOCK!!!!!!!!!!!! setmodel
MUTEX LOCK!!!!!!!!!!!! loadEffects COUNT: 1
===================================================== Requested rowCount
QModelIndex(-1,-1,0x0,QObject(0x0)) 5
===================================================== Requested rowCount
QModelIndex(-1,-1,0x0,QObject(0x0)) 5
===================================================== Requested rowCount
QModelIndex(-1,-1,0x0,QObject(0x0)) 5
===================================================== Requested rowCount
QModelIndex(-1,-1,0x0,QObject(0x0)) 5
===================================================== Requested rowCount
QModelIndex(-1,-1,0x0,QObject(0x0)) 5
// FOUND ADDED PARAM
===================================================== Requested rowCount
QModelIndex(-1,-1,0x0,QObject(0x0)) 5
===================================================== Requested rowCount
QModelIndex(-1,-1,0x0,QObject(0x0)) 5
===================================================== Requested rowCount
QModelIndex(-1,-1,0x0,QObject(0x0)) 5
===================================================== Requested rowCount
QModelIndex(-1,-1,0x0,QObject(0x0)) 5
===================================================== Requested rowCount
QModelIndex(-1,-1,0x0,QObject(0x0)) 5
===================================================== Requested rowCount
QModelIndex(-1,-1,0x0,QObject(0x0)) 5
===================================================== Requested rowCount
QModelIndex(-1,-1,0x0,QObject(0x0)) 5
===================================================== Requested rowCount
QModelIndex(-1,-1,0x0,QObject(0x0)) 5
// // // RESULTING REQUIRED SCENE: 2
MUTEX UNLOCK!!!!!!!!!!!! loadEffects
-----
// SHOW KEYFRAMES: true
update lambda 0 QVariant(QString, "-382 -215 19 216 1") true
= = SET EFFECT PARAM: "rect" = "0=-382 -215 19 216 1;60=480 27 960 540 1"
ADD keyframe 78 QVariant(double, 0) true
add lambda 78 QVariant(double, 0) true
= = SET EFFECT PARAM: "rotation" = "0=0;60=0;78=0"
ADD keyframe 78 QVariant(QString, "480 27 960 540 1") true
add lambda 78 QVariant(QString, "480 27 960 540 1") true
= = SET EFFECT PARAM: "rect" = "0=-382 -215 19 216 1;60=480 27 960 540
1;78=480 27 960 540 1"
QPainter::begin: Paint device returned engine == 0, type: 3
QPainter::setCompositionMode: Painter not active
QPainter::setRenderHint: Painter must be active to set rendering hints
QPainter::setWorldTransform: Painter not active
QPainter::setOpacity: Painter not active
QPainter::end: Painter not active, aborted
ASSERT: "mImg == qImg->constBits()" in file common.cpp, line 63
/tmp/.mount_kdenliAepfam/AppRun : ligne 26 : 10115 Abandon
(core dumped) kdenlive --config kdenlive-appimagerc $@
EXPECTED RESULT
No crash, just modifying the parameter (or prompting an alert for an invalid
parameter)
SOFTWARE/OS VERSIONS
Windows:
macOS:
Linux/KDE Plasma: Ubuntu 19.10
(available in About System)
KDE Plasma Version:
KDE Frameworks Version:
Qt Version:
ADDITIONAL INFORMATION
AppImage releases
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