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avdevice/decklink_enc: convert to std::atomic 

Signed-off-by: Marton Balint <cus@passwd.hu>
This commit is contained in:
Marton Balint 2017-03-25 17:42:17 +01:00
parent 7cfa98fd94
commit c395d230b1
1 changed files with 6 additions and 4 deletions
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10
libavdevice/decklink_enc.cpp
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@ -19,6 +19,9 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <atomic>
using std::atomic;
#include <DeckLinkAPI.h>
#include <pthread.h>
@ -28,7 +31,6 @@ extern "C" {
#include "libavformat/avformat.h"
#include "libavformat/internal.h"
#include "libavutil/imgutils.h"
#include "libavutil/atomic.h"
}
#include "decklink_common.h"
@ -60,10 +62,10 @@ public:
virtual HRESULT STDMETHODCALLTYPE GetAncillaryData(IDeckLinkVideoFrameAncillary **ancillary) { return S_FALSE; }
virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID iid, LPVOID *ppv) { return E_NOINTERFACE; }
virtual ULONG STDMETHODCALLTYPE AddRef(void) { return avpriv_atomic_int_add_and_fetch(&_refs, 1); }
virtual ULONG STDMETHODCALLTYPE AddRef(void) { return ++_refs; }
virtual ULONG STDMETHODCALLTYPE Release(void)
{
int ret = avpriv_atomic_int_add_and_fetch(&_refs, -1);
int ret = --_refs;
if (!ret) {
av_frame_free(&_avframe);
delete this;
@ -75,7 +77,7 @@ public:
AVFrame *_avframe;
private:
volatile int _refs;
std::atomic<int> _refs;
};
class decklink_output_callback : public IDeckLinkVideoOutputCallback