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| author | Ronald S. Bultje <rbultje@ronald.bitfreak.net> | 2003-12-13 18:43:03 +0000 |
|---|---|---|
| committer | Ronald S. Bultje <rbultje@ronald.bitfreak.net> | 2003-12-13 18:43:03 +0000 |
| commit | bbe38bd951b17d6af32a08fdfa6a2d48daa5c923 (patch) | |
| tree | dd92cfab1775f6ab94f1a7a64a03531b4eada63e /ext/mpeg2enc | |
| parent | ee37f90d5deb90c0bd0a00c2cd0c27f8434c1b32 (diff) | |
| download | gst-plugins-bad-bbe38bd951b17d6af32a08fdfa6a2d48daa5c923.tar.gz gst-plugins-bad-bbe38bd951b17d6af32a08fdfa6a2d48daa5c923.tar.bz2 gst-plugins-bad-bbe38bd951b17d6af32a08fdfa6a2d48daa5c923.zip | |
Wrong optimization from my side. Mpeg2enc works now
Original commit message from CVS:
Wrong optimization from my side. Mpeg2enc works now
Diffstat (limited to 'ext/mpeg2enc')
| -rw-r--r-- | ext/mpeg2enc/gstmpeg2encstreamwriter.cc | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/ext/mpeg2enc/gstmpeg2encstreamwriter.cc b/ext/mpeg2enc/gstmpeg2encstreamwriter.cc index 50c70cdf..ba59f3d4 100644 --- a/ext/mpeg2enc/gstmpeg2encstreamwriter.cc +++ b/ext/mpeg2enc/gstmpeg2encstreamwriter.cc @@ -47,8 +47,13 @@ void GstMpeg2EncStreamWriter::PutBits (guint32 val, gint n) { - /* only relevant bits */ - val &= ~(0xffffffffU << n); + /* only relevant bits. Note that (according to Andrew), + * some CPUs do bitshifts modulo wordsize (32), which + * means that we have to check for n != 32 before + * bitshifting to the relevant bits (i.e. 0xffffffff << + * 32 == 0xffffffff). */ + if (n != 32) + val &= ~(0xffffffffU << n); /* write data */ while (n >= outcnt) { |