avcodec/pcm-dvd: fix 20bit 2 channels

Fixes part of ticket3122 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago · 5db49fc38d
parent 2974050cf5
commit 5db49fc38d
1 changed files with 4 additions and 4 deletions
--- a/libavcodec/pcm-dvd.c
+++ b/libavcodec/pcm-dvd.c
@ -180,11 +180,11 @@ static void *pcm_dvd_decode_samples(AVCodecContext *avctx, const uint8_t *src,
                dst32[2] = bytestream2_get_be16u(&gb) << 16;
                dst32[3] = bytestream2_get_be16u(&gb) << 16;
                t = bytestream2_get_byteu(&gb);
-                *dst32 += (t & 0xf0) << 8;
-                *dst32 += (t & 0x0f) << 12;
+                *dst32++ += (t & 0xf0) << 8;
+                *dst32++ += (t & 0x0f) << 12;
                t = bytestream2_get_byteu(&gb);
-                *dst32 += (t & 0xf0) << 8;
-                *dst32 += (t & 0x0f) << 12;
+                *dst32++ += (t & 0xf0) << 8;
+                *dst32++ += (t & 0x0f) << 12;
            }
        } while (--blocks);
        return dst32;