diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index f96ae84740..aa5fa0a9ef 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -389,6 +389,7 @@ enum CodecID {
     CODEC_ID_BINKAUDIO_RDFT,
     CODEC_ID_BINKAUDIO_DCT,
     CODEC_ID_AAC_LATM,
+    CODEC_ID_QDMC,
 
     /* subtitle codecs */
     CODEC_ID_DVD_SUBTITLE= 0x17000,
diff --git a/libavformat/isom.c b/libavformat/isom.c
index 89b352c75d..88d68258b8 100644
--- a/libavformat/isom.c
+++ b/libavformat/isom.c
@@ -249,6 +249,7 @@ const AVCodecTag codec_movaudio_tags[] = {
     { CODEC_ID_QCELP, MKTAG('Q','c','l','q') },
     { CODEC_ID_QCELP, MKTAG('s','q','c','p') }, /* ISO Media fourcc */
 
+    { CODEC_ID_QDMC, MKTAG('Q', 'D', 'M', 'C') }, /* QDMC */
     { CODEC_ID_QDM2, MKTAG('Q', 'D', 'M', '2') }, /* QDM2 */
 
     { CODEC_ID_DVAUDIO, MKTAG('v', 'd', 'v', 'a') },
diff --git a/libavformat/mov.c b/libavformat/mov.c
index a48000fe52..310a399d83 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -769,8 +769,8 @@ static int mov_read_wave(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
     if((uint64_t)atom.size > (1<<30))
         return -1;
 
-    if (st->codec->codec_id == CODEC_ID_QDM2) {
-        // pass all frma atom to codec, needed at least for QDM2
+    if (st->codec->codec_id == CODEC_ID_QDM2 || st->codec->codec_id == CODEC_ID_QDMC) {
+        // pass all frma atom to codec, needed at least for QDMC and QDM2
         av_free(st->codec->extradata);
         st->codec->extradata = av_mallocz(atom.size + FF_INPUT_BUFFER_PADDING_SIZE);
         if (!st->codec->extradata)