1 files changed, 2 insertions, 1 deletions
diff --git a/libavformat/isom.h b/libavformat/isom.h
index 9d8646d2ea..fd236b985f 100644
--- a/libavformat/isom.h
+++ b/libavformat/isom.h
@@ -135,6 +135,8 @@ typedef struct MOVFragmentStreamInfo {
     int64_t first_tfra_pts;
     int64_t tfdt_dts;
     int64_t next_trun_dts;
+    // Index of the first sample/trun in the fragment.
+    int index_base;
     int index_entry;
     MOVEncryptionIndex *encryption_index;
 } MOVFragmentStreamInfo;
@@ -253,7 +255,6 @@ typedef struct MOVStreamContext {
     struct {
         struct AVAESCTR* aes_ctr;
         struct AVAES *aes_ctx;
-        unsigned int frag_index_entry_base;
         unsigned int per_sample_iv_size;  // Either 0, 8, or 16.
         AVEncryptionInfo *default_encrypted_sample;
         MOVEncryptionIndex *encryption_index;