ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinha...@outlook.com> | 
Sat Jul 23 06:11:59 2022 +0200| [0980d3801d12939bd0eaa6b23b7a21d9012d8c5e] | 
committer: Andreas Rheinhardt

avcodec/magicyuv: Constify slice threads' ptr to main context

Modifying the main context from a slice thread is (usually)
a data race, so it must not happen. So only use a pointer to const
to access the main context.

Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@outlook.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=0980d3801d12939bd0eaa6b23b7a21d9012d8c5e
---

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

diff --git a/libavcodec/magicyuv.c b/libavcodec/magicyuv.c
index ae1660eaa3..65dbb6a2f1 100644
--- a/libavcodec/magicyuv.c
+++ b/libavcodec/magicyuv.c
@@ -115,7 +115,7 @@ static void magicyuv_median_pred16(uint16_t *dst, const 
uint16_t *src1,
 static int magy_decode_slice10(AVCodecContext *avctx, void *tdata,
                                int j, int threadnr)
 {
-    MagicYUVContext *s = avctx->priv_data;
+    const MagicYUVContext *s = avctx->priv_data;
     int interlaced = s->interlaced;
     const int bps = s->bps;
     const int max = s->max - 1;
@@ -247,7 +247,7 @@ static int magy_decode_slice10(AVCodecContext *avctx, void 
*tdata,
 static int magy_decode_slice(AVCodecContext *avctx, void *tdata,
                              int j, int threadnr)
 {
-    MagicYUVContext *s = avctx->priv_data;
+    const MagicYUVContext *s = avctx->priv_data;
     int interlaced = s->interlaced;
     AVFrame *p = s->p;
     int i, k, x, min_width;

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