ffmpeg | branch: master | Christophe Gisquet <christophe.gisq...@gmail.com> | 
Thu Oct  1 22:01:27 2015 +0200| [74ef5449a6fb64f4c4be4bfd470dc17de5ecb561] | 
committer: Michael Niedermayer

dnxhddec: init scantable once permutation is set

Otherwise, the dsp may change without its permuation being applied.

Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=74ef5449a6fb64f4c4be4bfd470dc17de5ecb561
---

 libavcodec/dnxhddec.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavcodec/dnxhddec.c b/libavcodec/dnxhddec.c
index fce0fc9..296f7f7 100644
--- a/libavcodec/dnxhddec.c
+++ b/libavcodec/dnxhddec.c
@@ -127,8 +127,6 @@ static int dnxhd_init_vlc(DNXHDContext *ctx, uint32_t cid)
                  ctx->cid_table->run_bits, 1, 1,
                  ctx->cid_table->run_codes, 2, 2, 0);
 
-        ff_init_scantable(ctx->idsp.idct_permutation, &ctx->scantable,
-                          ff_zigzag_direct);
         ctx->cid = cid;
     }
     return 0;
@@ -211,6 +209,8 @@ static int dnxhd_decode_header(DNXHDContext *ctx, AVFrame 
*frame,
     if (ctx->bit_depth != old_bit_depth) {
         ff_blockdsp_init(&ctx->bdsp, ctx->avctx);
         ff_idctdsp_init(&ctx->idsp, ctx->avctx);
+        ff_init_scantable(ctx->idsp.idct_permutation, &ctx->scantable,
+                          ff_zigzag_direct);
     }
 
     cid = AV_RB32(buf + 0x28);

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