Replace qWarning with qCWarning in v4l2MemoryTransfer

Pick-to: 6.5
Change-Id: I9cf5123100b7533535d0a482860d351b5c1f64a2
Reviewed-by: Artem Dyomin <artem.dyomin@qt.io>
Reviewed-by: Jøger Hansegård <joger.hansegard@qt.io>
(cherry picked from commit eb6656beae99e53fabeea40fe77d91c5b06c36d5)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>

1 files changed, 5 insertions, 2 deletions

diff --git a/src/plugins/multimedia/ffmpeg/qv4l2memorytransfer.cpp b/src/plugins/multimedia/ffmpeg/qv4l2memorytransfer.cpp
index 9b7e780db..32ee4f8f8 100644
--- a/src/plugins/multimedia/ffmpeg/qv4l2memorytransfer.cpp
+++ b/src/plugins/multimedia/ffmpeg/qv4l2memorytransfer.cpp
@@ -4,12 +4,15 @@
 #include "qv4l2memorytransfer_p.h"
 #include "qv4l2filedescriptor_p.h"
 
+#include <qloggingcategory.h>
 #include <qdebug.h>
 #include <sys/mman.h>
 #include <optional>
 
 QT_BEGIN_NAMESPACE
 
+static Q_LOGGING_CATEGORY(qLcV4L2MemoryTransfer, "qt.multimedia.ffmpeg.v4l2camera.memorytransfer");
+
 namespace {
 
 v4l2_buffer makeV4l2Buffer(quint32 memoryType, quint32 index = 0)
@@ -28,7 +31,7 @@ public:
     {
         quint32 buffersCount = 2;
         if (!fileDescriptor->requestBuffers(V4L2_MEMORY_USERPTR, buffersCount)) {
-            qWarning() << "Cannot request V4L2_MEMORY_USERPTR buffers";
+            qCWarning(qLcV4L2MemoryTransfer) << "Cannot request V4L2_MEMORY_USERPTR buffers";
             return {};
         }
 
@@ -101,7 +104,7 @@ public:
     {
         quint32 buffersCount = 2;
         if (!fileDescriptor->requestBuffers(V4L2_MEMORY_MMAP, buffersCount)) {
-            qWarning() << "Cannot request V4L2_MEMORY_MMAP buffers";
+            qCWarning(qLcV4L2MemoryTransfer) << "Cannot request V4L2_MEMORY_MMAP buffers";
             return {};
         }