diff options
Diffstat (limited to 'media/libstagefright/MediaBuffer.cpp')
-rw-r--r-- | media/libstagefright/MediaBuffer.cpp | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/media/libstagefright/MediaBuffer.cpp b/media/libstagefright/MediaBuffer.cpp index cbccd31..a8fadf2 100644 --- a/media/libstagefright/MediaBuffer.cpp +++ b/media/libstagefright/MediaBuffer.cpp @@ -26,17 +26,10 @@ #include <media/stagefright/MetaData.h> #include <ui/GraphicBuffer.h> +#include <sys/atomics.h> namespace android { -// XXX make this truly atomic. -static int atomic_add(int *value, int delta) { - int prev_value = *value; - *value += delta; - - return prev_value; -} - MediaBuffer::MediaBuffer(void *data, size_t size) : mObserver(NULL), mNextBuffer(NULL), @@ -84,7 +77,7 @@ void MediaBuffer::release() { return; } - int prevCount = atomic_add(&mRefCount, -1); + int prevCount = __atomic_dec(&mRefCount); if (prevCount == 1) { if (mObserver == NULL) { delete this; @@ -104,7 +97,7 @@ void MediaBuffer::claim() { } void MediaBuffer::add_ref() { - atomic_add(&mRefCount, 1); + (void) __atomic_inc(&mRefCount); } void *MediaBuffer::data() const { |