diff options
| -rw-r--r-- | libavcodec/vc2enc.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/libavcodec/vc2enc.c b/libavcodec/vc2enc.c index 2e480ba8d0..d0101e01e4 100644 --- a/libavcodec/vc2enc.c +++ b/libavcodec/vc2enc.c @@ -1163,14 +1163,14 @@ static av_cold int vc2_encode_init(AVCodecContext *avctx) goto alloc_fail; for (i = 0; i < 116; i++) { - const uint32_t qf = ff_dirac_qscale_tab[i]; - const int m = av_log2(qf); - const uint32_t t = (1UL << (m + 32)) / qf; - const uint32_t r = (t*qf + qf) & ((1UL << 32) - 1); + const uint64_t qf = ff_dirac_qscale_tab[i]; + const uint32_t m = av_log2(qf); + const uint32_t t = (1ULL << (m + 32)) / qf; + const uint32_t r = (t*qf + qf) & UINT32_MAX; if (!(qf & (qf - 1))) { s->qmagic_lut[i][0] = 0xFFFFFFFF; s->qmagic_lut[i][1] = 0xFFFFFFFF; - } else if (r <= 1UL << m) { + } else if (r <= 1 << m) { s->qmagic_lut[i][0] = t + 1; s->qmagic_lut[i][1] = 0; } else { |