[FFmpeg-cvslog] avformat/segafilm: drop song and dance, this seems not to do anything anymore since a long time

Michael Niedermayer git at videolan.org
Tue Jan 7 18:33:55 CET 2014


ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Tue Jan  7 14:38:49 2014 +0100| [2303b45112b4c9097a661998f3d9ebe81eea2cac] | committer: Michael Niedermayer

avformat/segafilm: drop song and dance, this seems not to do anything anymore since a long time

Fixes use of uninitialized memory
Partly fixes; msan_uninit-mem_7fb7d24780d0_2744_R03T.CAK
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=2303b45112b4c9097a661998f3d9ebe81eea2cac
---

 libavformat/segafilm.c |   16 ++++------------
 1 file changed, 4 insertions(+), 12 deletions(-)

diff --git a/libavformat/segafilm.c b/libavformat/segafilm.c
index c7c77fc..6b3ad52 100644
--- a/libavformat/segafilm.c
+++ b/libavformat/segafilm.c
@@ -266,18 +266,10 @@ static int film_read_packet(AVFormatContext *s,
     /* position the stream (will probably be there anyway) */
     avio_seek(pb, sample->sample_offset, SEEK_SET);
 
-    /* do a special song and dance when loading FILM Cinepak chunks */
-    if ((sample->stream == film->video_stream_index) &&
-        (film->video_type == AV_CODEC_ID_CINEPAK)) {
-        pkt->pos= avio_tell(pb);
-        if (av_new_packet(pkt, sample->sample_size))
-            return AVERROR(ENOMEM);
-        avio_read(pb, pkt->data, sample->sample_size);
-    } else {
-        ret= av_get_packet(pb, pkt, sample->sample_size);
-        if (ret != sample->sample_size)
-            ret = AVERROR(EIO);
-    }
+
+    ret= av_get_packet(pb, pkt, sample->sample_size);
+    if (ret != sample->sample_size)
+        ret = AVERROR(EIO);
 
     pkt->stream_index = sample->stream;
     pkt->pts = sample->pts;



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