Camera: Move CameraMetadata.h from service to client library

Change-Id: I940ce86f318f37ae5b73f912a6e589415150125f

14 files changed, 10 insertions, 484 deletions

diff --git a/services/camera/libcameraservice/Android.mk b/services/camera/libcameraservice/Android.mk
index 5245983..b6ebd02 100644
--- a/services/camera/libcameraservice/Android.mk
+++ b/services/camera/libcameraservice/Android.mk
@@ -11,7 +11,6 @@ LOCAL_SRC_FILES:=               \
     CameraClient.cpp \
     Camera2Client.cpp \
     Camera2Device.cpp \
-    camera2/CameraMetadata.cpp \
     camera2/Parameters.cpp \
     camera2/FrameProcessor.cpp \
     camera2/StreamingProcessor.cpp \
diff --git a/services/camera/libcameraservice/Camera2Client.h b/services/camera/libcameraservice/Camera2Client.h
index 4669958..a4d4478 100644
--- a/services/camera/libcameraservice/Camera2Client.h
+++ b/services/camera/libcameraservice/Camera2Client.h
@@ -157,7 +157,6 @@ private:
     mutable Mutex mICameraLock;
 
     typedef camera2::Parameters Parameters;
-    typedef camera2::CameraMetadata CameraMetadata;
 
     status_t setPreviewWindowL(const sp<IBinder>& binder,
             sp<ANativeWindow> window);
diff --git a/services/camera/libcameraservice/Camera2Device.cpp b/services/camera/libcameraservice/Camera2Device.cpp
index 5bfa085..921c8fc 100644
--- a/services/camera/libcameraservice/Camera2Device.cpp
+++ b/services/camera/libcameraservice/Camera2Device.cpp
@@ -202,7 +202,7 @@ status_t Camera2Device::dump(int fd, const Vector<String16>& args) {
     return res;
 }
 
-const camera2::CameraMetadata& Camera2Device::info() const {
+const CameraMetadata& Camera2Device::info() const {
     ALOGVV("%s: E", __FUNCTION__);
 
     return mDeviceInfo;
diff --git a/services/camera/libcameraservice/Camera2Device.h b/services/camera/libcameraservice/Camera2Device.h
index 41df2e4..86ff80f 100644
--- a/services/camera/libcameraservice/Camera2Device.h
+++ b/services/camera/libcameraservice/Camera2Device.h
@@ -27,14 +27,12 @@
 #include <utils/Vector.h>
 
 #include "hardware/camera2.h"
-#include "camera2/CameraMetadata.h"
+#include "camera/CameraMetadata.h"
 
 namespace android {
 
 class Camera2Device : public virtual RefBase {
   public:
-    typedef camera2::CameraMetadata CameraMetadata;
-
     Camera2Device(int id);
 
     ~Camera2Device();
diff --git a/services/camera/libcameraservice/camera2/BurstCapture.h b/services/camera/libcameraservice/camera2/BurstCapture.h
index dfc45eb..a2cc893 100644
--- a/services/camera/libcameraservice/camera2/BurstCapture.h
+++ b/services/camera/libcameraservice/camera2/BurstCapture.h
@@ -17,7 +17,7 @@
 #ifndef ANDROID_SERVERS_CAMERA_BURST_CAPTURE_H
 #define ANDROID_SERVERS_CAMERA_BURST_CAPTURE_H
 
-#include "camera2/CameraMetadata.h"
+#include "camera/CameraMetadata.h"
 #include <binder/MemoryBase.h>
 #include <binder/MemoryHeapBase.h>
 #include <gui/CpuConsumer.h>
diff --git a/services/camera/libcameraservice/camera2/CallbackProcessor.h b/services/camera/libcameraservice/camera2/CallbackProcessor.h
index c2a1372..e68bb75 100644
--- a/services/camera/libcameraservice/camera2/CallbackProcessor.h
+++ b/services/camera/libcameraservice/camera2/CallbackProcessor.h
@@ -24,7 +24,7 @@
 #include <utils/Condition.h>
 #include <gui/CpuConsumer.h>
 #include "Parameters.h"
-#include "CameraMetadata.h"
+#include "camera/CameraMetadata.h"
 #include "Camera2Heap.h"
 
 namespace android {
diff --git a/services/camera/libcameraservice/camera2/CameraMetadata.cpp b/services/camera/libcameraservice/camera2/CameraMetadata.cpp
deleted file mode 100644
index 835587d..0000000
--- a/services/camera/libcameraservice/camera2/CameraMetadata.cpp
+++ /dev/null
@@ -1,296 +0,0 @@
-/*
- * Copyright (C) 2012 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.
- */
-
-#define LOG_TAG "Camera2-Metadata"
-#include <utils/Log.h>
-#include <utils/Errors.h>
-
-#include "CameraMetadata.h"
-
-namespace android {
-
-namespace camera2 {
-CameraMetadata::CameraMetadata() :
-        mBuffer(NULL) {
-}
-
-CameraMetadata::CameraMetadata(size_t entryCapacity, size_t dataCapacity)
-{
-    mBuffer = allocate_camera_metadata(entryCapacity, dataCapacity);
-}
-
-CameraMetadata::CameraMetadata(const CameraMetadata &other) {
-    mBuffer = clone_camera_metadata(other.mBuffer);
-}
-
-CameraMetadata &CameraMetadata::operator=(const CameraMetadata &other) {
-    return operator=(other.mBuffer);
-}
-
-CameraMetadata &CameraMetadata::operator=(const camera_metadata_t *buffer) {
-    if (CC_LIKELY(buffer != mBuffer)) {
-        camera_metadata_t *newBuffer = clone_camera_metadata(buffer);
-        clear();
-        mBuffer = newBuffer;
-    }
-    return *this;
-}
-
-CameraMetadata::~CameraMetadata() {
-    clear();
-}
-
-camera_metadata_t* CameraMetadata::release() {
-    camera_metadata_t *released = mBuffer;
-    mBuffer = NULL;
-    return released;
-}
-
-void CameraMetadata::clear() {
-    if (mBuffer) {
-        free_camera_metadata(mBuffer);
-        mBuffer = NULL;
-    }
-}
-
-void CameraMetadata::acquire(camera_metadata_t *buffer) {
-    clear();
-    mBuffer = buffer;
-}
-
-void CameraMetadata::acquire(CameraMetadata &other) {
-    acquire(other.release());
-}
-
-status_t CameraMetadata::append(const CameraMetadata &other) {
-    return append_camera_metadata(mBuffer, other.mBuffer);
-}
-
-size_t CameraMetadata::entryCount() const {
-    return (mBuffer == NULL) ? 0 :
-            get_camera_metadata_entry_count(mBuffer);
-}
-
-bool CameraMetadata::isEmpty() const {
-    return entryCount() == 0;
-}
-
-status_t CameraMetadata::sort() {
-    return sort_camera_metadata(mBuffer);
-}
-
-status_t CameraMetadata::checkType(uint32_t tag, uint8_t expectedType) {
-    int tagType = get_camera_metadata_tag_type(tag);
-    if ( CC_UNLIKELY(tagType == -1)) {
-        ALOGE("Update metadata entry: Unknown tag %d", tag);
-        return INVALID_OPERATION;
-    }
-    if ( CC_UNLIKELY(tagType != expectedType) ) {
-        ALOGE("Mismatched tag type when updating entry %s (%d) of type %s; "
-                "got type %s data instead ",
-                get_camera_metadata_tag_name(tag), tag,
-                camera_metadata_type_names[tagType],
-                camera_metadata_type_names[expectedType]);
-        return INVALID_OPERATION;
-    }
-    return OK;
-}
-
-status_t CameraMetadata::update(uint32_t tag,
-        const int32_t *data, size_t data_count) {
-    status_t res;
-    if ( (res = checkType(tag, TYPE_INT32)) != OK) {
-        return res;
-    }
-    return update(tag, (const void*)data, data_count);
-}
-
-status_t CameraMetadata::update(uint32_t tag,
-        const uint8_t *data, size_t data_count) {
-    status_t res;
-    if ( (res = checkType(tag, TYPE_BYTE)) != OK) {
-        return res;
-    }
-    return update(tag, (const void*)data, data_count);
-}
-
-status_t CameraMetadata::update(uint32_t tag,
-        const float *data, size_t data_count) {
-    status_t res;
-    if ( (res = checkType(tag, TYPE_FLOAT)) != OK) {
-        return res;
-    }
-    return update(tag, (const void*)data, data_count);
-}
-
-status_t CameraMetadata::update(uint32_t tag,
-        const int64_t *data, size_t data_count) {
-    status_t res;
-    if ( (res = checkType(tag, TYPE_INT64)) != OK) {
-        return res;
-    }
-    return update(tag, (const void*)data, data_count);
-}
-
-status_t CameraMetadata::update(uint32_t tag,
-        const double *data, size_t data_count) {
-    status_t res;
-    if ( (res = checkType(tag, TYPE_DOUBLE)) != OK) {
-        return res;
-    }
-    return update(tag, (const void*)data, data_count);
-}
-
-status_t CameraMetadata::update(uint32_t tag,
-        const camera_metadata_rational_t *data, size_t data_count) {
-    status_t res;
-    if ( (res = checkType(tag, TYPE_RATIONAL)) != OK) {
-        return res;
-    }
-    return update(tag, (const void*)data, data_count);
-}
-
-status_t CameraMetadata::update(uint32_t tag,
-        const String8 &string) {
-    status_t res;
-    if ( (res = checkType(tag, TYPE_BYTE)) != OK) {
-        return res;
-    }
-    return update(tag, (const void*)string.string(), string.size());
-}
-
-status_t CameraMetadata::update(uint32_t tag, const void *data,
-        size_t data_count) {
-    status_t res;
-    int type = get_camera_metadata_tag_type(tag);
-    if (type == -1) {
-        ALOGE("%s: Tag %d not found", __FUNCTION__, tag);
-        return BAD_VALUE;
-    }
-    size_t data_size = calculate_camera_metadata_entry_data_size(type,
-            data_count);
-
-    res = resizeIfNeeded(1, data_size);
-
-    if (res == OK) {
-        camera_metadata_entry_t entry;
-        res = find_camera_metadata_entry(mBuffer, tag, &entry);
-        if (res == NAME_NOT_FOUND) {
-            res = add_camera_metadata_entry(mBuffer,
-                    tag, data, data_count);
-        } else if (res == OK) {
-            res = update_camera_metadata_entry(mBuffer,
-                    entry.index, data, data_count, NULL);
-        }
-    }
-
-    if (res != OK) {
-        ALOGE("%s: Unable to update metadata entry %s.%s (%x): %s (%d)",
-                __FUNCTION__, get_camera_metadata_section_name(tag),
-                get_camera_metadata_tag_name(tag), tag, strerror(-res), res);
-    }
-    return res;
-}
-
-camera_metadata_entry_t CameraMetadata::find(uint32_t tag) {
-    status_t res;
-    camera_metadata_entry entry;
-    res = find_camera_metadata_entry(mBuffer, tag, &entry);
-    if (CC_UNLIKELY( res != OK )) {
-        entry.count = 0;
-        entry.data.u8 = NULL;
-    }
-    return entry;
-}
-
-camera_metadata_ro_entry_t CameraMetadata::find(uint32_t tag) const {
-    status_t res;
-    camera_metadata_ro_entry entry;
-    res = find_camera_metadata_ro_entry(mBuffer, tag, &entry);
-    if (CC_UNLIKELY( res != OK )) {
-        entry.count = 0;
-        entry.data.u8 = NULL;
-    }
-    return entry;
-}
-
-status_t CameraMetadata::erase(uint32_t tag) {
-    camera_metadata_entry_t entry;
-    status_t res;
-    res = find_camera_metadata_entry(mBuffer, tag, &entry);
-    if (res == NAME_NOT_FOUND) {
-        return OK;
-    } else if (res != OK) {
-        ALOGE("%s: Error looking for entry %s.%s (%x): %s %d",
-                __FUNCTION__,
-                get_camera_metadata_section_name(tag),
-                get_camera_metadata_tag_name(tag), tag, strerror(-res), res);
-        return res;
-    }
-    res = delete_camera_metadata_entry(mBuffer, entry.index);
-    if (res != OK) {
-        ALOGE("%s: Error deleting entry %s.%s (%x): %s %d",
-                __FUNCTION__,
-                get_camera_metadata_section_name(tag),
-                get_camera_metadata_tag_name(tag), tag, strerror(-res), res);
-    }
-    return res;
-}
-
-void CameraMetadata::dump(int fd, int verbosity, int indentation) const {
-    dump_indented_camera_metadata(mBuffer, fd, verbosity, indentation);
-}
-
-status_t CameraMetadata::resizeIfNeeded(size_t extraEntries, size_t extraData) {
-    if (mBuffer == NULL) {
-        mBuffer = allocate_camera_metadata(extraEntries * 2, extraData * 2);
-        if (mBuffer == NULL) {
-            ALOGE("%s: Can't allocate larger metadata buffer", __FUNCTION__);
-            return NO_MEMORY;
-        }
-    } else {
-        size_t currentEntryCount = get_camera_metadata_entry_count(mBuffer);
-        size_t currentEntryCap = get_camera_metadata_entry_capacity(mBuffer);
-        size_t newEntryCount = currentEntryCount +
-                extraEntries;
-        newEntryCount = (newEntryCount > currentEntryCap) ?
-                newEntryCount * 2 : currentEntryCap;
-
-        size_t currentDataCount = get_camera_metadata_data_count(mBuffer);
-        size_t currentDataCap = get_camera_metadata_data_capacity(mBuffer);
-        size_t newDataCount = currentDataCount +
-                extraData;
-        newDataCount = (newDataCount > currentDataCap) ?
-                newDataCount * 2 : currentDataCap;
-
-        if (newEntryCount > currentEntryCap ||
-                newDataCount > currentDataCap) {
-            camera_metadata_t *oldBuffer = mBuffer;
-            mBuffer = allocate_camera_metadata(newEntryCount,
-                    newDataCount);
-            if (mBuffer == NULL) {
-                ALOGE("%s: Can't allocate larger metadata buffer", __FUNCTION__);
-                return NO_MEMORY;
-            }
-            append_camera_metadata(mBuffer, oldBuffer);
-            free_camera_metadata(oldBuffer);
-        }
-    }
-    return OK;
-}
-
-}; // namespace camera2
-}; // namespace android
diff --git a/services/camera/libcameraservice/camera2/CameraMetadata.h b/services/camera/libcameraservice/camera2/CameraMetadata.h
deleted file mode 100644
index aee6cd7..0000000
--- a/services/camera/libcameraservice/camera2/CameraMetadata.h
+++ /dev/null
@@ -1,173 +0,0 @@
-/*
- * Copyright (C) 2012 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 ANDROID_SERVERS_CAMERA_CAMERA2METADATA_CPP
-#define ANDROID_SERVERS_CAMERA_CAMERA2METADATA_CPP
-
-#include "system/camera_metadata.h"
-#include <utils/String8.h>
-#include <utils/Vector.h>
-
-namespace android {
-namespace camera2 {
-
-/**
- * A convenience wrapper around the C-based camera_metadata_t library.
- */
-class CameraMetadata {
-  public:
-    /** Creates an empty object; best used when expecting to acquire contents
-     * from elsewhere */
-    CameraMetadata();
-    /** Creates an object with space for entryCapacity entries, with
-     * dataCapacity extra storage */
-    CameraMetadata(size_t entryCapacity, size_t dataCapacity = 10);
-
-    ~CameraMetadata();
-
-    /** Takes ownership of passed-in buffer */
-    CameraMetadata(camera_metadata_t *buffer);
-    /** Clones the metadata */
-    CameraMetadata(const CameraMetadata &other);
-
-    /**
-     * Assignment clones metadata buffer.
-     */
-    CameraMetadata &operator=(const CameraMetadata &other);
-    CameraMetadata &operator=(const camera_metadata_t *buffer);
-
-    /**
-     * Release a raw metadata buffer to the caller. After this call,
-     * CameraMetadata no longer references the buffer, and the caller takes
-     * responsibility for freeing the raw metadata buffer (using
-     * free_camera_metadata()), or for handing it to another CameraMetadata
-     * instance.
-     */
-    camera_metadata_t* release();
-
-    /**
-     * Clear the metadata buffer and free all storage used by it
-     */
-    void clear();
-
-    /**
-     * Acquire a raw metadata buffer from the caller. After this call,
-     * the caller no longer owns the raw buffer, and must not free or manipulate it.
-     * If CameraMetadata already contains metadata, it is freed.
-     */
-    void acquire(camera_metadata_t* buffer);
-
-    /**
-     * Acquires raw buffer from other CameraMetadata object. After the call, the argument
-     * object no longer has any metadata.
-     */
-    void acquire(CameraMetadata &other);
-
-    /**
-     * Append metadata from another CameraMetadata object.
-     */
-    status_t append(const CameraMetadata &other);
-
-    /**
-     * Number of metadata entries.
-     */
-    size_t entryCount() const;
-
-    /**
-     * Is the buffer empty (no entires)
-     */
-    bool isEmpty() const;
-
-    /**
-     * Sort metadata buffer for faster find
-     */
-    status_t sort();
-
-    /**
-     * Update metadata entry. Will create entry if it doesn't exist already, and
-     * will reallocate the buffer if insufficient space exists. Overloaded for
-     * the various types of valid data.
-     */
-    status_t update(uint32_t tag,
-            const uint8_t *data, size_t data_count);
-    status_t update(uint32_t tag,
-            const int32_t *data, size_t data_count);
-    status_t update(uint32_t tag,
-            const float *data, size_t data_count);
-    status_t update(uint32_t tag,
-            const int64_t *data, size_t data_count);
-    status_t update(uint32_t tag,
-            const double *data, size_t data_count);
-    status_t update(uint32_t tag,
-            const camera_metadata_rational_t *data, size_t data_count);
-    status_t update(uint32_t tag,
-            const String8 &string);
-
-    template<typename T>
-    status_t update(uint32_t tag, Vector<T> data) {
-        return update(tag, data.array(), data.size());
-    }
-
-    /**
-     * Get metadata entry by tag id
-     */
-    camera_metadata_entry find(uint32_t tag);
-
-    /**
-     * Get metadata entry by tag id, with no editing
-     */
-    camera_metadata_ro_entry find(uint32_t tag) const;
-
-    /**
-     * Delete metadata entry by tag
-     */
-    status_t erase(uint32_t tag);
-
-    /**
-     * Dump contents into FD for debugging. The verbosity levels are
-     * 0: Tag entry information only, no data values
-     * 1: Level 0 plus at most 16 data values per entry
-     * 2: All information
-     *
-     * The indentation parameter sets the number of spaces to add to the start
-     * each line of output.
-     */
-    void dump(int fd, int verbosity = 1, int indentation = 0) const;
-
-  private:
-    camera_metadata_t *mBuffer;
-
-    /**
-     * Check if tag has a given type
-     */
-    status_t checkType(uint32_t tag, uint8_t expectedType);
-
-    /**
-     * Base update entry method
-     */
-    status_t update(uint32_t tag, const void *data, size_t data_count);
-
-    /**
-     * Resize metadata buffer if needed by reallocating it and copying it over.
-     */
-    status_t resizeIfNeeded(size_t extraEntries, size_t extraData);
-
-};
-
-}; // namespace camera2
-}; // namespace android
-
-#endif
diff --git a/services/camera/libcameraservice/camera2/CaptureSequencer.h b/services/camera/libcameraservice/camera2/CaptureSequencer.h
index c42df05..7db8007 100644
--- a/services/camera/libcameraservice/camera2/CaptureSequencer.h
+++ b/services/camera/libcameraservice/camera2/CaptureSequencer.h
@@ -23,7 +23,7 @@
 #include <utils/Vector.h>
 #include <utils/Mutex.h>
 #include <utils/Condition.h>
-#include "CameraMetadata.h"
+#include "camera/CameraMetadata.h"
 #include "Parameters.h"
 #include "FrameProcessor.h"
 
diff --git a/services/camera/libcameraservice/camera2/FrameProcessor.h b/services/camera/libcameraservice/camera2/FrameProcessor.h
index 3bd4e25..66e3cda 100644
--- a/services/camera/libcameraservice/camera2/FrameProcessor.h
+++ b/services/camera/libcameraservice/camera2/FrameProcessor.h
@@ -22,7 +22,7 @@
 #include <utils/Vector.h>
 #include <utils/KeyedVector.h>
 #include <utils/List.h>
-#include "CameraMetadata.h"
+#include "camera/CameraMetadata.h"
 
 struct camera_frame_metadata;
 
diff --git a/services/camera/libcameraservice/camera2/JpegProcessor.h b/services/camera/libcameraservice/camera2/JpegProcessor.h
index 836bd02..2283f28 100644
--- a/services/camera/libcameraservice/camera2/JpegProcessor.h
+++ b/services/camera/libcameraservice/camera2/JpegProcessor.h
@@ -24,7 +24,7 @@
 #include <utils/Condition.h>
 #include <gui/CpuConsumer.h>
 #include "Parameters.h"
-#include "CameraMetadata.h"
+#include "camera/CameraMetadata.h"
 
 namespace android {
 
diff --git a/services/camera/libcameraservice/camera2/Parameters.h b/services/camera/libcameraservice/camera2/Parameters.h
index 9f5f03b..fe3ec1d 100644
--- a/services/camera/libcameraservice/camera2/Parameters.h
+++ b/services/camera/libcameraservice/camera2/Parameters.h
@@ -25,8 +25,7 @@
 #include <utils/Vector.h>
 #include <utils/KeyedVector.h>
 #include <camera/CameraParameters.h>
-
-#include "CameraMetadata.h"
+#include <camera/CameraMetadata.h>
 
 namespace android {
 namespace camera2 {
diff --git a/services/camera/libcameraservice/camera2/StreamingProcessor.h b/services/camera/libcameraservice/camera2/StreamingProcessor.h
index 96b100f..e5732ad 100644
--- a/services/camera/libcameraservice/camera2/StreamingProcessor.h
+++ b/services/camera/libcameraservice/camera2/StreamingProcessor.h
@@ -22,7 +22,7 @@
 #include <gui/BufferItemConsumer.h>
 
 #include "Parameters.h"
-#include "CameraMetadata.h"
+#include "camera/CameraMetadata.h"
 
 namespace android {
 
diff --git a/services/camera/libcameraservice/camera2/ZslProcessor.h b/services/camera/libcameraservice/camera2/ZslProcessor.h
index c80e7f4..ec16eef 100644
--- a/services/camera/libcameraservice/camera2/ZslProcessor.h
+++ b/services/camera/libcameraservice/camera2/ZslProcessor.h
@@ -25,7 +25,7 @@
 #include <gui/BufferItemConsumer.h>
 #include "Parameters.h"
 #include "FrameProcessor.h"
-#include "CameraMetadata.h"
+#include "camera/CameraMetadata.h"
 #include "Camera2Heap.h"
 #include "../Camera2Device.h"