avcodec/avdct: Add avcodec_dct_get_class()

This should have been in the initial commit of AVDCT

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

1 files changed, 5 insertions, 0 deletions

diff --git a/libavcodec/avdct.c b/libavcodec/avdct.c
index 720e7720de..58f4974b49 100644
--- a/libavcodec/avdct.c
+++ b/libavcodec/avdct.c
@@ -70,6 +70,11 @@ static const AVClass avdct_class = {
     .version                 = LIBAVUTIL_VERSION_INT,
 };
 
+const AVClass *avcodec_dct_get_class(void)
+{
+    return &avdct_class;
+}
+
 AVDCT *avcodec_dct_alloc(void)
 {
     AVDCT *dsp = av_mallocz(sizeof(AVDCT));