avcodec/cdgraphics: Use ff_set_dimensions()
authorMichael Niedermayer <michael@niedermayer.cc>
Tue, 5 Mar 2019 11:51:22 +0000 (12:51 +0100)
committerMichael Niedermayer <michael@niedermayer.cc>
Sun, 24 Mar 2019 09:38:52 +0000 (10:38 +0100)
Fixes: Timeout (17 sec -> 65 milli sec)
Fixes: 13264/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_CDGRAPHICS_fuzzer-5711167941509120

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 9a9f0e239c1c6f5c96cc90ba673087f86ca1eabc)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/cdgraphics.c

index 87ad5e7..da6fb7a 100644 (file)
@@ -80,11 +80,8 @@ static av_cold int cdg_decode_init(AVCodecContext *avctx)
         return AVERROR(ENOMEM);
     cc->transparency = -1;
 
-    avctx->width   = CDG_FULL_WIDTH;
-    avctx->height  = CDG_FULL_HEIGHT;
     avctx->pix_fmt = AV_PIX_FMT_PAL8;
-
-    return 0;
+    return ff_set_dimensions(avctx, CDG_FULL_WIDTH, CDG_FULL_HEIGHT);
 }
 
 static void cdg_border_preset(CDGraphicsContext *cc, uint8_t *data)