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avcodec/dxv: 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.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2022-07-23 06:14:32 +02:00
parent a18c372390
commit 5ad29e1590
1 changed files with 1 additions and 1 deletions
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2
libavcodec/dxv.c
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@ -193,7 +193,7 @@ static int yao_block(uint8_t *plane0, ptrdiff_t stride0,
static int decompress_texture_thread(AVCodecContext *avctx, void *arg,
int slice, int thread_nb)
{
DXVContext *ctx = avctx->priv_data;
const DXVContext *ctx = avctx->priv_data;
AVFrame *frame = arg;
const uint8_t *d = ctx->tex_data;
int w_block = avctx->coded_width / ctx->texture_block_w;