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indeo3: initialise pixel planes on allocation

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This prevents decoder from reading garbage from it in case of errors later.
This commit is contained in:
Kostya Shishkov 2012-05-14 19:33:03 +02:00
parent fc417db3f1
commit 81064a8045
1 changed files with 2 additions and 0 deletions
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2
libavcodec/indeo3.c
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@ -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;