From 1518fb1f0e59beedfa32663adb3d0bee302f1ad5 Mon Sep 17 00:00:00 2001
From: zhangmeng <775834166@qq.com>
Date: 星期五, 26 七月 2019 10:42:26 +0800
Subject: [PATCH] bug fix

---
 apipassive.go |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/apipassive.go b/apipassive.go
index 84dfda5..769c01f 100644
--- a/apipassive.go
+++ b/apipassive.go
@@ -26,10 +26,10 @@
 	var l C.int
 
 	p := C.wrap_fn_info_recorder(h.ffmpeg, &i, &l)
-	if i == -1 {
+	if p == nil {
 		return -1, ""
 	}
-	defer C.free(unsafe.Pointer(p))
+	C.free(unsafe.Pointer(p))
 
 	return int(i), C.GoString(p)
 }
@@ -71,4 +71,4 @@
 	k := int(key)
 
 	return d, s, k
-}
\ No newline at end of file
+}

--
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