allow ForceClear=0 in CENC DRM

gpac · Mar 1, 2024 · 11c9f99 · 11c9f99
1 parent 259dd90
commit 11c9f99
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/src/media_tools/crypt_tools.c b/src/media_tools/crypt_tools.c
@@ -174,8 +174,12 @@ static void cryptinfo_node_start(void *sax_cbck, const char *node_name, const ch
 				}
 				else if (!strnicmp(att->value, "ForceClear", 10)) {
 					char *sep = strchr(att->value, '=');
-					if (sep) tkc->sel_enc_range = atoi(sep+1);
 					tkc->sel_enc_type = GF_CRYPT_SELENC_CLEAR_FORCED;
+					if (sep) {
+						tkc->sel_enc_range = atoi(sep+1);
+						//if set to 0, move to no selective encryption
+						if (!tkc->sel_enc_range) tkc->sel_enc_type = GF_CRYPT_SELENC_NONE;
+					}
 				}
 				else if (!stricmp(att->value, "None")) {
 				} else {