Import FrameSequence

Change-Id: I09b668925366a22e8e7e80e4abeae24b3a98c639

1 files changed, 48 insertions, 0 deletions

diff --git a/framesequence/jni/Registry.cpp b/framesequence/jni/Registry.cpp
new file mode 100644
index 0000000..125ac66
--- /dev/null
+++ b/framesequence/jni/Registry.cpp
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "Registry.h"
+
+#include "Stream.h"
+
+static Registry* gHead = 0;
+static int gHeaderBytesRequired = 0;
+
+Registry::Registry(const RegistryEntry& entry) {
+    mImpl = entry;
+
+    mNext = gHead;
+    gHead = this;
+
+    if (gHeaderBytesRequired < entry.requiredHeaderBytes) {
+        gHeaderBytesRequired = entry.requiredHeaderBytes;
+    }
+}
+
+const RegistryEntry* Registry::Find(Stream* stream) {
+    Registry* registry = gHead;
+    int headerSize = gHeaderBytesRequired;
+    char header[headerSize];
+    headerSize = stream->peek(header, headerSize);
+    while (registry) {
+        if (headerSize >= registry->mImpl.requiredHeaderBytes
+                && registry->mImpl.checkHeader(header, headerSize)) {
+            return &(registry->mImpl);
+        }
+        registry = registry->mNext;
+    }
+    return 0;
+}