avcodec: use av_mod_uintp2() where useful

Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/libavcodec/mpeg12enc.c b/libavcodec/mpeg12enc.c
index 9795b7f648..edcce35329 100644
--- a/libavcodec/mpeg12enc.c
+++ b/libavcodec/mpeg12enc.c
@@ -620,12 +620,12 @@ static inline void encode_dc(MpegEncContext *s, int diff, int component)
             put_bits(&s->pb,
                      ff_mpeg12_vlc_dc_lum_bits[index] + index,
                      (ff_mpeg12_vlc_dc_lum_code[index] << index) +
-                     (diff & ((1 << index) - 1)));
+                     av_mod_uintp2(diff, index));
         else
             put_bits(&s->pb,
                      ff_mpeg12_vlc_dc_chroma_bits[index] + index,
                      (ff_mpeg12_vlc_dc_chroma_code[index] << index) +
-                     (diff & ((1 << index) - 1)));
+                     av_mod_uintp2(diff, index));
     } else {
         if (component == 0)
             put_bits(&s->pb,
@@ -1041,12 +1041,12 @@ av_cold void ff_mpeg1_encode_init(MpegEncContext *s)
 
             bits = ff_mpeg12_vlc_dc_lum_bits[index] + index;
             code = (ff_mpeg12_vlc_dc_lum_code[index] << index) +
-                   (diff & ((1 << index) - 1));
+                    av_mod_uintp2(diff, index);
             mpeg1_lum_dc_uni[i + 255] = bits + (code << 8);
 
             bits = ff_mpeg12_vlc_dc_chroma_bits[index] + index;
             code = (ff_mpeg12_vlc_dc_chroma_code[index] << index) +
-                   (diff & ((1 << index) - 1));
+                    av_mod_uintp2(diff, index);
             mpeg1_chr_dc_uni[i + 255] = bits + (code << 8);
         }