upload android base code part6

android/system/media/private/camera/include/camera_metadata_hidden.h

@@ -0,0 +1,100 @@
+/*
+ * Copyright 2014 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.
+ */
+
+#ifndef SYSTEM_MEDIA_PRIVATE_INCLUDE_CAMERA_METADATA_HIDDEN_H
+#define SYSTEM_MEDIA_PRIVATE_INCLUDE_CAMERA_METADATA_HIDDEN_H
+
+#include <system/camera_vendor_tags.h>
+
+/**
+ * Error codes returned by vendor tags ops operations. These are intended
+ * to be used by all framework code that uses the return values from the
+ * vendor operations object.
+ */
+#define VENDOR_SECTION_NAME_ERR   NULL
+#define VENDOR_TAG_NAME_ERR       NULL
+#define VENDOR_TAG_COUNT_ERR      (-1)
+#define VENDOR_TAG_TYPE_ERR       (-1)
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+/** **These are private functions for use only by the camera framework.** **/
+
+/**
+ * Set the global vendor tag operations object used to define vendor tag
+ * structure when parsing camera metadata with functions defined in
+ * system/media/camera/include/camera_metadata.h.
+ */
+ANDROID_API
+int set_camera_metadata_vendor_ops(const vendor_tag_ops_t *query_ops);
+
+/**
+ * Set the global vendor tag cache operations object used to define vendor tag
+ * structure when parsing camera metadata with functions defined in
+ * system/media/camera/include/camera_metadata.h.
+ */
+ANDROID_API
+int set_camera_metadata_vendor_cache_ops(
+        const struct vendor_tag_cache_ops *query_cache_ops);
+
+/**
+ * Set the vendor id for a particular metadata buffer.
+ */
+ANDROID_API
+void set_camera_metadata_vendor_id(camera_metadata_t *meta,
+        metadata_vendor_id_t id);
+
+/**
+ * Retrieve the vendor id for a particular metadata buffer.
+ */
+ANDROID_API
+metadata_vendor_id_t get_camera_metadata_vendor_id(
+        const camera_metadata_t *meta);
+
+/**
+ * Retrieve the type of a tag. Returns -1 if no such tag is defined.
+ */
+ANDROID_API
+int get_local_camera_metadata_tag_type_vendor_id(uint32_t tag,
+        metadata_vendor_id_t id);
+
+/**
+ * Retrieve the name of a tag. Returns NULL if no such tag is defined.
+ */
+ANDROID_API
+const char *get_local_camera_metadata_tag_name_vendor_id(uint32_t tag,
+        metadata_vendor_id_t id);
+
+/**
+ * Retrieve the name of a tag section. Returns NULL if no such tag is defined.
+ */
+ANDROID_API
+const char *get_local_camera_metadata_section_name_vendor_id(uint32_t tag,
+        metadata_vendor_id_t id);
+
+/**
+ * Retrieve the type of a tag. Returns -1 if no such tag is defined.
+ */
+ANDROID_API
+int get_local_camera_metadata_tag_type_vendor_id(uint32_t tag,
+        metadata_vendor_id_t id);
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* SYSTEM_MEDIA_PRIVATE_INCLUDE_CAMERA_METADATA_HIDDEN_H */