[FFmpeg-cvslog] indeo3: initialise pixel planes on allocation

[Kostya Shishkov]

ffmpeg | branch: master | Kostya Shishkov <kostya.shishkov at gmail.com> | Mon May 14 19:33:03 2012 +0200| [81064a8045028838fd32d18490034c207c8ecc06] | committer: Kostya Shishkov

indeo3: initialise pixel planes on allocation

This prevents decoder from reading garbage from it in case of errors later.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=81064a8045028838fd32d18490034c207c8ecc06
---

 libavcodec/indeo3.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavcodec/indeo3.c b/libavcodec/indeo3.c
index 0856d06..1221ffa 100644
--- a/libavcodec/indeo3.c
+++ b/libavcodec/indeo3.c
@@ -194,6 +194,8 @@ static av_cold int allocate_frame_buffers(Indeo3DecodeContext *ctx,
         /* set buffer pointers = buf_ptr + pitch and thus skip the INTRA prediction line */
         ctx->planes[p].pixels[0] = ctx->planes[p].buffers[0] + ctx->planes[p].pitch;
         ctx->planes[p].pixels[1] = ctx->planes[p].buffers[1] + ctx->planes[p].pitch;
+        memset(ctx->planes[p].pixels[0], 0, ctx->planes[p].pitch * ctx->planes[p].height);
+        memset(ctx->planes[p].pixels[1], 0, ctx->planes[p].pitch * ctx->planes[p].height);
     }
 
     return 0;