From: Limin Wang <lance.lmw...@gmail.com>

These are similar to the existing FF_ALLOC_ARRAY_OR_GOTO & 
FF_ALLOCZ_ARRAY_OR_GOTO,
but the elsize is calcuated by sizeof(*p)

Signed-off-by: Limin Wang <lance.lmw...@gmail.com>
---
 libavutil/internal.h | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/libavutil/internal.h b/libavutil/internal.h
index 4acbcf5..1be9001 100644
--- a/libavutil/internal.h
+++ b/libavutil/internal.h
@@ -173,6 +173,24 @@
     }\
 }
 
+#define FF_ALLOC_TYPED_ARRAY_OR_GOTO(ctx, p, nelem, label)\
+{\
+    p = av_malloc_array(nelem, sizeof(*p));\
+    if (!p) {\
+        av_log(ctx, AV_LOG_ERROR, "Cannot allocate memory.\n");\
+        goto label;\
+    }\
+}
+
+#define FF_ALLOCZ_TYPED_ARRAY_OR_GOTO(ctx, p, nelem, label)\
+{\
+    p = av_mallocz_array(nelem, sizeof(*p));\
+    if (!p) {\
+        av_log(ctx, AV_LOG_ERROR, "Cannot allocate memory.\n");\
+        goto label;\
+    }\
+}
+
 #include "libm.h"
 
 /**
-- 
1.8.3.1

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