[gegl] ff-load, ff-save: use av_packet_unref instead of av_free_packet

[Øyvind Kolås <ok src gnome org>]

commit 957a6bc86883bcf1fbd194302e0397c351319e8c
Author: Øyvind Kolås <pippin gimp org>
Date:   Tue Feb 16 11:59:50 2016 +0100

    ff-load,ff-save: use av_packet_unref instead of av_free_packet

 operations/external/ff-load.c |   10 +++++-----
 operations/external/ff-save.c |    6 +++---
 2 files changed, 8 insertions(+), 8 deletions(-)
---
diff --git a/operations/external/ff-load.c b/operations/external/ff-load.c
index a459d4f..312b642 100644
--- a/operations/external/ff-load.c
+++ b/operations/external/ff-load.c
@@ -217,7 +217,7 @@ decode_audio (GeglOperation *operation,
 
       if (av_read_frame (p->audio_fcontext, &pkt) < 0)
          {
-           av_free_packet (&pkt);
+           av_packet_unref (&pkt);
            return -1;
          }
       if (pkt.stream_index==p->audio_index && p->audio_stream)
@@ -296,7 +296,7 @@ decode_audio (GeglOperation *operation,
             p->prevapts = pkt.pts * av_q2d (p->audio_stream->time_base);
           }
         }
-      av_free_packet (&pkt);
+      av_packet_unref (&pkt);
     }
   return 0;
 }
@@ -348,10 +348,10 @@ decode_frame (GeglOperation *operation,
 
           do
           {
-            av_free_packet (&pkt);
+            av_packet_unref (&pkt);
             if (av_read_frame (p->video_fcontext, &pkt) < 0)
             {
-              av_free_packet (&pkt);
+              av_packet_unref (&pkt);
               return -1;
             }
           }
@@ -388,7 +388,7 @@ AV_TIME_BASE_Q) * 1.0 / AV_TIME_BASE ;
           if (decoded_bytes != pkt.size)
             fprintf (stderr, "bytes left!\n");
 #endif
-          av_free_packet (&pkt);
+          av_packet_unref (&pkt);
         }
       while (!got_picture);
     }
diff --git a/operations/external/ff-save.c b/operations/external/ff-save.c
index 3655659..d327b6b 100644
--- a/operations/external/ff-save.c
+++ b/operations/external/ff-save.c
@@ -517,7 +517,7 @@ write_audio_frame (GeglProperties *o, AVFormatContext * oc, AVStream * st)
     {
       pkt.stream_index = st->index;
       av_interleaved_write_frame (oc, &pkt);
-      av_free_packet (&pkt);
+      av_packet_unref (&pkt);
     }
 
     av_frame_free (&frame);
@@ -997,7 +997,7 @@ static void flush_audio (GeglProperties *o)
         pkt.stream_index = p->audio_st->index;
         av_packet_rescale_ts (&pkt, p->audio_st->codec->time_base, p->audio_st->time_base);
         av_interleaved_write_frame (p->oc, &pkt);
-        av_free_packet (&pkt);
+        av_packet_unref (&pkt);
       }
   } while (got_packet);
 }
@@ -1023,7 +1023,7 @@ static void flush_video (GeglProperties *o)
        pkt.dts = ts++;
        av_packet_rescale_ts (&pkt, p->video_st->codec->time_base, p->video_st->time_base);
        av_interleaved_write_frame (p->oc, &pkt);
-       av_free_packet (&pkt);
+       av_packet_unref (&pkt);
      }
   } while (got_packet);
 }