[FFmpeg-cvslog] indeo: Reject impossible FRAMETYPE_NULL

Luca Barbato git at videolan.org
Tue Aug 27 18:38:47 CEST 2013


ffmpeg | branch: release/1.1 | Luca Barbato <lu_zero at gentoo.org> | Sun Jul 14 18:16:56 2013 +0200| [505415b98599777f8951d3d86821f542e661e581] | committer: Luca Barbato

indeo: Reject impossible FRAMETYPE_NULL

A frame marked FRAMETYPE_NULL cannot be scalable and requires a
previous frame successfully decoded.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable at libav.org
(cherry picked from commit 5b2a29552ca09edd4646b6aa1828b32912b7ab36)

Signed-off-by: Luca Barbato <lu_zero at gentoo.org>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=505415b98599777f8951d3d86821f542e661e581
---

 libavcodec/ivi_common.c |    8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/libavcodec/ivi_common.c b/libavcodec/ivi_common.c
index 36293a1..2a73754 100644
--- a/libavcodec/ivi_common.c
+++ b/libavcodec/ivi_common.c
@@ -953,6 +953,14 @@ int ff_ivi_decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
                 }
             }
         }
+    } else {
+        if (ctx->is_scalable)
+            return AVERROR_INVALIDDATA;
+
+        for (p = 0; p < 3; p++) {
+            if (!ctx->planes[p].bands[0].buf)
+                return AVERROR_INVALIDDATA;
+        }
     }
 
     //STOP_TIMER("decode_planes"); }



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