avcodec/dxv: make prev variable unsigned

8e197a96 · Paul B Mahol · 051d11f6 · 8e197a96
Commit 8e197a96 authored Feb 21, 2020 by Paul B Mahol
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dxv.c libavcodec/dxv.c +2 -2

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--- a/libavcodec/dxv.c
+++ b/libavcodec/dxv.c
@@ -867,8 +867,8 @@ static int dxv_decompress_dxt5(AVCodecContext *avctx)
 {
    DXVContext *ctx = avctx->priv_data;
    GetByteContext *gbc = &ctx->gbc;
-    uint32_t value, op;
+    uint32_t value, op, prev;
-    int idx, prev, state = 0;
+    int idx, state = 0;
    int pos = 4;
    int run = 0;
    int probe, check;