diff --git a/libavformat/mxfdec.c b/libavformat/mxfdec.c index 4e4e3e7a84..446bcf3276 100644 --- a/libavformat/mxfdec.c +++ b/libavformat/mxfdec.c @@ -2258,16 +2258,14 @@ static MXFPackage* mxf_resolve_source_package(MXFContext *mxf, UID package_ul, U static MXFDescriptor* mxf_resolve_descriptor(MXFContext *mxf, UID *strong_ref, int track_id) { - MXFDescriptor *descriptor, *file_descriptor = NULL; - int i; + MXFDescriptor *descriptor = mxf_resolve_strong_ref(mxf, strong_ref, Descriptor); + if (descriptor) + return descriptor; - descriptor = mxf_resolve_strong_ref(mxf, strong_ref, AnyType); - if (!descriptor) - return NULL; - - if (descriptor->meta.type == MultipleDescriptor) { - for (i = 0; i < descriptor->file_descriptors_count; i++) { - file_descriptor = mxf_resolve_strong_ref(mxf, &descriptor->file_descriptors_refs[i], Descriptor); + descriptor = mxf_resolve_strong_ref(mxf, strong_ref, MultipleDescriptor); + if (descriptor) { + for (int i = 0; i < descriptor->file_descriptors_count; i++) { + MXFDescriptor *file_descriptor = mxf_resolve_strong_ref(mxf, &descriptor->file_descriptors_refs[i], Descriptor); if (!file_descriptor) { av_log(mxf->fc, AV_LOG_ERROR, "could not resolve file descriptor strong ref\n"); @@ -2277,8 +2275,7 @@ static MXFDescriptor* mxf_resolve_descriptor(MXFContext *mxf, UID *strong_ref, i return file_descriptor; } } - } else if (descriptor->meta.type == Descriptor) - return descriptor; + } return NULL; }