diff options
| author | Andreas Rheinhardt <andreas.rheinhardt@gmail.com> | 2020-10-29 23:58:51 +0100 |
|---|---|---|
| committer | Andreas Rheinhardt <andreas.rheinhardt@gmail.com> | 2020-11-03 16:21:10 +0100 |
| commit | 1c430f60454acbf6f288058d971a44d6bb3d48e7 (patch) | |
| tree | 7ef38b3d8189dc82f9c39336057cbb4ac4bb60ba | |
| parent | 33fbc907359fb1e69a61072929a919bd5dfa8100 (diff) | |
| download | ffmpeg-1c430f60454acbf6f288058d971a44d6bb3d48e7.tar.gz | |
avcodec/mpc8: Unobfuscate sign-extension
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
| -rw-r--r-- | libavcodec/mpc8.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/mpc8.c b/libavcodec/mpc8.c index 03838a9351..631bac2753 100644 --- a/libavcodec/mpc8.c +++ b/libavcodec/mpc8.c @@ -384,7 +384,7 @@ static int mpc8_decode_frame(AVCodecContext * avctx, void *data, for(j = 0; j < SAMPLES_PER_BAND; j += 2){ t = get_vlc2(gb, q3_vlc[res - 3].table, MPC8_Q3_BITS, 2) + q3_offsets[res - 3]; c->Q[ch][off + j + 1] = t >> 4; - c->Q[ch][off + j + 0] = (t & 8) ? (t & 0xF) - 16 : (t & 0xF); + c->Q[ch][off + j + 0] = sign_extend(t, 4); } break; case 5: |