Merge commit 'a9a60106370f862e191dea58e748626da6a8fe97'

* commit 'a9a60106370f862e191dea58e748626da6a8fe97':
  avpacket: Provide an alloc and a free function for the struct

Merged-by: Hendrik Leppkes <h.leppkes@gmail.com>

1 files changed, 33 insertions, 0 deletions

diff --git a/libavcodec/avpacket.c b/libavcodec/avpacket.c
index 34ef2659ef..1cc10eba05 100644
--- a/libavcodec/avpacket.c
+++ b/libavcodec/avpacket.c
@@ -48,6 +48,26 @@ FF_ENABLE_DEPRECATION_WARNINGS
     pkt->side_data_elems      = 0;
 }
 
+AVPacket *av_packet_alloc(void)
+{
+    AVPacket *pkt = av_mallocz(sizeof(AVPacket));
+    if (!pkt)
+        return pkt;
+
+    av_packet_unref(pkt);
+
+    return pkt;
+}
+
+void av_packet_free(AVPacket **pkt)
+{
+    if (!pkt || !*pkt)
+        return;
+
+    av_packet_unref(*pkt);
+    av_freep(pkt);
+}
+
 static int packet_alloc(AVBufferRef **buf, int size)
 {
     int ret;
@@ -542,6 +562,19 @@ fail:
     return ret;
 }
 
+AVPacket *av_packet_clone(AVPacket *src)
+{
+    AVPacket *ret = av_packet_alloc();
+
+    if (!ret)
+        return ret;
+
+    if (av_packet_ref(ret, src))
+        av_packet_free(&ret);
+
+    return ret;
+}
+
 void av_packet_move_ref(AVPacket *dst, AVPacket *src)
 {
     *dst = *src;