1 files changed, 9 insertions, 0 deletions
diff --git a/libavformat/mpeg.h b/libavformat/mpeg.h
index 053b1590ea..9283101d10 100644
--- a/libavformat/mpeg.h
+++ b/libavformat/mpeg.h
@@ -57,4 +57,13 @@
 
 static const int lpcm_freq_tab[4] = { 48000, 96000, 44100, 32000 };
 
+/**
+ * Parse MPEG-PES five-byte timestamp
+ */
+static inline int64_t ff_parse_pes_pts(uint8_t *buf) {
+    return (int64_t)(*buf & 0x0e) << 29 |
+            (AV_RB16(buf+1) >> 1) << 15 |
+             AV_RB16(buf+3) >> 1;
+}
+
 #endif /* FFMPEG_MPEG_H */