avcodec/bitstream: assert that *_size in ff_init_vlc_sparse() is valid

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
2025-08-15 14:13:16 +02:00 · 2017-01-05 11:56:00 +01:00
parent f3adb6f74b
commit 8f1d18a91b
1 changed files with 3 additions and 1 deletions
--- a/libavcodec/bitstream.c
+++ b/libavcodec/bitstream.c
@@ -99,9 +99,11 @@ void avpriv_copy_bits(PutBitContext *pb, const uint8_t *src, int length)
    case 2:                                                 \
        v = *(const uint16_t *)ptr;                         \
        break;                                              \
-    default:                                                \
+    case 4:                                                 \
        v = *(const uint32_t *)ptr;                         \
        break;                                              \
+    default:                                                \
+        av_assert1(0);                                      \
    }                                                       \
 }