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Code Issues Releases Wiki Activity

Added locking to the cCutter functions to avoid a crash in case CutRecording() is called from a plugin

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This commit is contained in:
Klaus Schmidinger 2010-08-29 13:40:37 +02:00
parent 22a4f5a504
commit 505574fa98
4 changed files with 15 additions and 4 deletions
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1
CONTRIBUTORS
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@ -984,6 +984,7 @@ Andreas Mair <andreas@vdr-developer.org>
option ':groups' is given
for fixing handling 3 and 4 byte UTF-8 symbols in Utf8CharGet()
for fixing initializing the timer's flags in the cTimer copy constructor
for reporting a crash in case CutRecording() is called from a plugin
Olivier Jacques <jacquesolivier@hotmail.com>)
for translating OSD texts to the French language

4
HISTORY
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@ -6465,7 +6465,7 @@ Video Disk Recorder Revision History
the number keys can be used to enter characters in a text input field (suggested
by Stefan Huskamp).
2010-06-13: Version 1.7.16
2010-08-29: Version 1.7.16
- Updated the Italian OSD texts (thanks to Diego Pierotto).
- Added missing Dtypes for ATSC (thanks to Alex Lasnier).
@ -6474,3 +6474,5 @@ Video Disk Recorder Revision History
- Updated the Finnish OSD texts (thanks to Rolf Ahrenberg).
- Fixed the array size of Atypes in cPatFilter::Process() (thanks to
Rolf Ahrenberg).
- Added locking to the cCutter functions to avoid a crash in case CutRecording()
is called from a plugin (reported by Andreas Mair).

9
cutter.c
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@ -4,13 +4,12 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: cutter.c 2.4 2010/01/02 13:08:08 kls Exp $
* $Id: cutter.c 2.5 2010/08/29 13:35:18 kls Exp $
*/
#include "cutter.h"
#include "recording.h"
#include "remux.h"
#include "thread.h"
#include "videodir.h"
// --- cCuttingThread --------------------------------------------------------
@ -194,6 +193,7 @@ void cCuttingThread::Action(void)
// --- cCutter ---------------------------------------------------------------
cMutex cCutter::mutex;
char *cCutter::editedVersionName = NULL;
cCuttingThread *cCutter::cuttingThread = NULL;
bool cCutter::error = false;
@ -201,6 +201,7 @@ bool cCutter::ended = false;
bool cCutter::Start(const char *FileName)
{
cMutexLock MutexLock(&mutex);
if (!cuttingThread) {
error = false;
ended = false;
@ -231,6 +232,7 @@ bool cCutter::Start(const char *FileName)
void cCutter::Stop(void)
{
cMutexLock MutexLock(&mutex);
bool Interrupted = cuttingThread && cuttingThread->Active();
const char *Error = cuttingThread ? cuttingThread->Error() : NULL;
delete cuttingThread;
@ -247,6 +249,7 @@ void cCutter::Stop(void)
bool cCutter::Active(void)
{
cMutexLock MutexLock(&mutex);
if (cuttingThread) {
if (cuttingThread->Active())
return true;
@ -263,6 +266,7 @@ bool cCutter::Active(void)
bool cCutter::Error(void)
{
cMutexLock MutexLock(&mutex);
bool result = error;
error = false;
return result;
@ -270,6 +274,7 @@ bool cCutter::Error(void)
bool cCutter::Ended(void)
{
cMutexLock MutexLock(&mutex);
bool result = ended;
ended = false;
return result;

5
cutter.h
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@ -4,16 +4,19 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
* $Id: cutter.h 2.1 2010/01/02 12:09:54 kls Exp $
* $Id: cutter.h 2.2 2010/08/29 13:32:33 kls Exp $
*/
#ifndef __CUTTER_H
#define __CUTTER_H
#include "thread.h"
class cCuttingThread;
class cCutter {
private:
static cMutex mutex;
static char *editedVersionName;
static cCuttingThread *cuttingThread;
static bool error;