#define AVFORMAT_AVFORMAT_H
#define LIBAVFORMAT_VERSION_MAJOR 52
-#define LIBAVFORMAT_VERSION_MINOR 21
+#define LIBAVFORMAT_VERSION_MINOR 22
#define LIBAVFORMAT_VERSION_MICRO 0
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
void (*destruct)(struct AVPacket *);
void *priv;
int64_t pos; ///< byte position in stream, -1 if unknown
+
+ /**
+ * This is the time difference in stream timebase units from the pts at which
+ * the output from the decoder has converged independent from the availability
+ * of previous frames (that is the frames are virtually identical no matter
+ * if decoding started from the very first frame or from this keyframe).
+ * is AV_NOPTS_VALUE if unknown.
+ *
+ * The purpose of this field is to allow seeking in streams that have no
+ * keyframes in the conventional sense. It corresponds to the
+ * recovery point SEI in H.264 and match_time_delta in nut. It also is
+ * essential for some types of subtitle streams to ensure that all
+ * subtitles are correctly displayed after seeking.
+ */
+ int64_t convergence_duration;
} AVPacket;
#define PKT_FLAG_KEY 0x0001