[FFmpeg-cvslog] avformat/rmdec: remove unneeded memset() on packet allocation

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Mon Nov  2 01:21:27 2020 +0100| [441fd1bd7d1110fc5c8291f25e429101bb190bd2] | committer: Michael Niedermayer

avformat/rmdec: remove unneeded memset() on packet allocation

Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=441fd1bd7d1110fc5c8291f25e429101bb190bd2
---

 libavformat/rmdec.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/libavformat/rmdec.c b/libavformat/rmdec.c
index 3606b74a6e..0c3ac4e47f 100644
--- a/libavformat/rmdec.c
+++ b/libavformat/rmdec.c
@@ -817,7 +817,6 @@ static int rm_assemble_video_frame(AVFormatContext *s, AVIOContext *pb,
         av_packet_unref(&vst->pkt); //FIXME this should be output.
         if ((ret = av_new_packet(&vst->pkt, vst->videobufsize)) < 0)
             return ret;
-        memset(vst->pkt.data, 0, vst->pkt.size);
         vst->videobufpos = 8*vst->slices + 1;
         vst->cur_slice = 0;
         vst->curpic_num = pic_num;
@@ -849,7 +848,7 @@ static int rm_assemble_video_frame(AVFormatContext *s, AVIOContext *pb,
         if(vst->slices != vst->cur_slice) //FIXME find out how to set slices correct from the begin
             memmove(pkt->data + 1 + 8*vst->cur_slice, pkt->data + 1 + 8*vst->slices,
                 vst->videobufpos - 1 - 8*vst->slices);
-        pkt->size = vst->videobufpos + 8*(vst->cur_slice - vst->slices);
+        av_shrink_packet(pkt, vst->videobufpos + 8*(vst->cur_slice - vst->slices));
         pkt->pts = AV_NOPTS_VALUE;
         pkt->pos = vst->pktpos;
         vst->slices = 0;