diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index 6a797f925c..ec694522c5 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -648,6 +648,7 @@ typedef struct AVPanScan{
 
 #define FF_QSCALE_TYPE_MPEG1	0
 #define FF_QSCALE_TYPE_MPEG2	1
+#define FF_QSCALE_TYPE_H264	2
 
 #define FF_BUFFER_TYPE_INTERNAL 1
 #define FF_BUFFER_TYPE_USER     2 ///< Direct rendering buffers (image is (de)allocated by user)
diff --git a/libavcodec/h264.c b/libavcodec/h264.c
index 19c2fea9e4..e942d16950 100644
--- a/libavcodec/h264.c
+++ b/libavcodec/h264.c
@@ -7552,6 +7552,7 @@ static int decode_nal_units(H264Context *h, uint8_t *buf, int buf_size){
 
     if(!s->current_picture_ptr) return buf_index; //no frame
 
+    s->current_picture_ptr->qscale_type= FF_QSCALE_TYPE_H264;
     s->current_picture_ptr->pict_type= s->pict_type;
     s->current_picture_ptr->key_frame= s->pict_type == I_TYPE && h->nal_unit_type == NAL_IDR_SLICE;