Add VendorTagDescriptorCache to android.hardware.camera.common@1.0-helper
Since android.hardware.camera.common@1.0-helper is a utility VNDK
library, where the implementation isn't linked to a specific version of
any HIDL interface we don't uprev the library.
Bug: 122477622
Test: builds
Change-Id: Idb7cb9569cf4490659be0090d72f91f411c8dbc8
Signed-off-by: Jayant Chowdhary <jchowdhary@google.com>
diff --git a/camera/common/1.0/default/VendorTagDescriptor.cpp b/camera/common/1.0/default/VendorTagDescriptor.cpp
index 052bf5b..d2bee85 100644
--- a/camera/common/1.0/default/VendorTagDescriptor.cpp
+++ b/camera/common/1.0/default/VendorTagDescriptor.cpp
@@ -176,6 +176,93 @@
}
+int VendorTagDescriptorCache::getTagCount(metadata_vendor_id_t id) const {
+ int ret = 0;
+ auto desc = mVendorMap.find(id);
+ if (desc != mVendorMap.end()) {
+ ret = desc->second->getTagCount();
+ } else {
+ ALOGE("%s: Vendor descriptor id is missing!", __func__);
+ }
+
+ return ret;
+}
+
+void VendorTagDescriptorCache::getTagArray(uint32_t* tagArray, metadata_vendor_id_t id) const {
+ auto desc = mVendorMap.find(id);
+ if (desc != mVendorMap.end()) {
+ desc->second->getTagArray(tagArray);
+ } else {
+ ALOGE("%s: Vendor descriptor id is missing!", __func__);
+ }
+}
+
+const char* VendorTagDescriptorCache::getSectionName(uint32_t tag, metadata_vendor_id_t id) const {
+ const char* ret = nullptr;
+ auto desc = mVendorMap.find(id);
+ if (desc != mVendorMap.end()) {
+ ret = desc->second->getSectionName(tag);
+ } else {
+ ALOGE("%s: Vendor descriptor id is missing!", __func__);
+ }
+
+ return ret;
+}
+
+const char* VendorTagDescriptorCache::getTagName(uint32_t tag, metadata_vendor_id_t id) const {
+ const char* ret = nullptr;
+ auto desc = mVendorMap.find(id);
+ if (desc != mVendorMap.end()) {
+ ret = desc->second->getTagName(tag);
+ } else {
+ ALOGE("%s: Vendor descriptor id is missing!", __func__);
+ }
+
+ return ret;
+}
+
+int VendorTagDescriptorCache::getTagType(uint32_t tag, metadata_vendor_id_t id) const {
+ int ret = 0;
+ auto desc = mVendorMap.find(id);
+ if (desc != mVendorMap.end()) {
+ ret = desc->second->getTagType(tag);
+ } else {
+ ALOGE("%s: Vendor descriptor id is missing!", __func__);
+ }
+
+ return ret;
+}
+
+void VendorTagDescriptorCache::dump(int fd, int verbosity, int indentation) const {
+ for (const auto& desc : mVendorMap) {
+ desc.second->dump(fd, verbosity, indentation);
+ }
+}
+
+int32_t VendorTagDescriptorCache::addVendorDescriptor(
+ metadata_vendor_id_t id, sp<hardware::camera::common::V1_0::helper::VendorTagDescriptor> desc) {
+ auto entry = mVendorMap.find(id);
+ if (entry != mVendorMap.end()) {
+ ALOGE("%s: Vendor descriptor with same id already present!", __func__);
+ return BAD_VALUE;
+ }
+
+ mVendorMap.emplace(id, desc);
+ return NO_ERROR;
+}
+
+int32_t VendorTagDescriptorCache::getVendorTagDescriptor(
+ metadata_vendor_id_t id,
+ sp<hardware::camera::common::V1_0::helper::VendorTagDescriptor>* desc /*out*/) {
+ auto entry = mVendorMap.find(id);
+ if (entry == mVendorMap.end()) {
+ return NAME_NOT_FOUND;
+ }
+
+ *desc = entry->second;
+
+ return NO_ERROR;
+}
} // namespace params
} // namespace camera2
@@ -192,10 +279,17 @@
static const char* vendor_tag_descriptor_get_tag_name(const vendor_tag_ops_t* v, uint32_t tag);
static int vendor_tag_descriptor_get_tag_type(const vendor_tag_ops_t* v, uint32_t tag);
+static int vendor_tag_descriptor_cache_get_tag_count(metadata_vendor_id_t id);
+static void vendor_tag_descriptor_cache_get_all_tags(uint32_t* tagArray, metadata_vendor_id_t id);
+static const char* vendor_tag_descriptor_cache_get_section_name(uint32_t tag,
+ metadata_vendor_id_t id);
+static const char* vendor_tag_descriptor_cache_get_tag_name(uint32_t tag, metadata_vendor_id_t id);
+static int vendor_tag_descriptor_cache_get_tag_type(uint32_t tag, metadata_vendor_id_t id);
} /* extern "C" */
static Mutex sLock;
static sp<VendorTagDescriptor> sGlobalVendorTagDescriptor;
+static sp<VendorTagDescriptorCache> sGlobalVendorTagDescriptorCache;
status_t VendorTagDescriptor::createDescriptorFromOps(const vendor_tag_ops_t* vOps,
/*out*/
@@ -310,6 +404,39 @@
return sGlobalVendorTagDescriptor;
}
+status_t VendorTagDescriptorCache::setAsGlobalVendorTagCache(
+ const sp<VendorTagDescriptorCache>& cache) {
+ status_t res = OK;
+ Mutex::Autolock al(sLock);
+ sGlobalVendorTagDescriptorCache = cache;
+
+ struct vendor_tag_cache_ops* opsPtr = NULL;
+ if (cache != NULL) {
+ opsPtr = &(cache->mVendorCacheOps);
+ opsPtr->get_tag_count = vendor_tag_descriptor_cache_get_tag_count;
+ opsPtr->get_all_tags = vendor_tag_descriptor_cache_get_all_tags;
+ opsPtr->get_section_name = vendor_tag_descriptor_cache_get_section_name;
+ opsPtr->get_tag_name = vendor_tag_descriptor_cache_get_tag_name;
+ opsPtr->get_tag_type = vendor_tag_descriptor_cache_get_tag_type;
+ }
+ if ((res = set_camera_metadata_vendor_cache_ops(opsPtr)) != OK) {
+ ALOGE("%s: Could not set vendor tag cache, received error %s (%d).", __FUNCTION__,
+ strerror(-res), res);
+ }
+ return res;
+}
+
+void VendorTagDescriptorCache::clearGlobalVendorTagCache() {
+ Mutex::Autolock al(sLock);
+ set_camera_metadata_vendor_cache_ops(NULL);
+ sGlobalVendorTagDescriptorCache.clear();
+}
+
+sp<VendorTagDescriptorCache> VendorTagDescriptorCache::getGlobalVendorTagCache() {
+ Mutex::Autolock al(sLock);
+ return sGlobalVendorTagDescriptorCache;
+}
+
extern "C" {
int vendor_tag_descriptor_get_tag_count(const vendor_tag_ops_t* /*v*/) {
@@ -357,6 +484,50 @@
return sGlobalVendorTagDescriptor->getTagType(tag);
}
+int vendor_tag_descriptor_cache_get_tag_count(metadata_vendor_id_t id) {
+ Mutex::Autolock al(sLock);
+ if (sGlobalVendorTagDescriptorCache == NULL) {
+ ALOGE("%s: Vendor tag descriptor cache not initialized.", __FUNCTION__);
+ return VENDOR_TAG_COUNT_ERR;
+ }
+ return sGlobalVendorTagDescriptorCache->getTagCount(id);
+}
+
+void vendor_tag_descriptor_cache_get_all_tags(uint32_t* tagArray, metadata_vendor_id_t id) {
+ Mutex::Autolock al(sLock);
+ if (sGlobalVendorTagDescriptorCache == NULL) {
+ ALOGE("%s: Vendor tag descriptor cache not initialized.", __FUNCTION__);
+ }
+ sGlobalVendorTagDescriptorCache->getTagArray(tagArray, id);
+}
+
+const char* vendor_tag_descriptor_cache_get_section_name(uint32_t tag, metadata_vendor_id_t id) {
+ Mutex::Autolock al(sLock);
+ if (sGlobalVendorTagDescriptorCache == NULL) {
+ ALOGE("%s: Vendor tag descriptor cache not initialized.", __FUNCTION__);
+ return VENDOR_SECTION_NAME_ERR;
+ }
+ return sGlobalVendorTagDescriptorCache->getSectionName(tag, id);
+}
+
+const char* vendor_tag_descriptor_cache_get_tag_name(uint32_t tag, metadata_vendor_id_t id) {
+ Mutex::Autolock al(sLock);
+ if (sGlobalVendorTagDescriptorCache == NULL) {
+ ALOGE("%s: Vendor tag descriptor cache not initialized.", __FUNCTION__);
+ return VENDOR_TAG_NAME_ERR;
+ }
+ return sGlobalVendorTagDescriptorCache->getTagName(tag, id);
+}
+
+int vendor_tag_descriptor_cache_get_tag_type(uint32_t tag, metadata_vendor_id_t id) {
+ Mutex::Autolock al(sLock);
+ if (sGlobalVendorTagDescriptorCache == NULL) {
+ ALOGE("%s: Vendor tag descriptor cache not initialized.", __FUNCTION__);
+ return VENDOR_TAG_NAME_ERR;
+ }
+ return sGlobalVendorTagDescriptorCache->getTagType(tag, id);
+}
+
} /* extern "C" */
} // namespace helper
diff --git a/camera/common/1.0/default/include/VendorTagDescriptor.h b/camera/common/1.0/default/include/VendorTagDescriptor.h
index a040540..0f54db5 100644
--- a/camera/common/1.0/default/include/VendorTagDescriptor.h
+++ b/camera/common/1.0/default/include/VendorTagDescriptor.h
@@ -157,6 +157,81 @@
};
+} /* namespace helper */
+} /* namespace V1_0 */
+} /* namespace common */
+} /* namespace camera */
+
+namespace camera2 {
+namespace params {
+
+class VendorTagDescriptorCache {
+ public:
+ typedef android::hardware::camera::common::V1_0::helper::VendorTagDescriptor
+ VendorTagDescriptor;
+ VendorTagDescriptorCache(){};
+ int32_t addVendorDescriptor(metadata_vendor_id_t id, sp<VendorTagDescriptor> desc);
+
+ int32_t getVendorTagDescriptor(metadata_vendor_id_t id, sp<VendorTagDescriptor>* desc /*out*/);
+
+ // Returns the number of vendor tags defined.
+ int getTagCount(metadata_vendor_id_t id) const;
+
+ // Returns an array containing the id's of vendor tags defined.
+ void getTagArray(uint32_t* tagArray, metadata_vendor_id_t id) const;
+
+ // Returns the section name string for a given vendor tag id.
+ const char* getSectionName(uint32_t tag, metadata_vendor_id_t id) const;
+
+ // Returns the tag name string for a given vendor tag id.
+ const char* getTagName(uint32_t tag, metadata_vendor_id_t id) const;
+
+ // Returns the tag type for a given vendor tag id.
+ int getTagType(uint32_t tag, metadata_vendor_id_t id) const;
+
+ /**
+ * Dump the currently configured vendor tags to a file descriptor.
+ */
+ void dump(int fd, int verbosity, int indentation) const;
+
+ protected:
+ std::unordered_map<metadata_vendor_id_t, sp<VendorTagDescriptor>> mVendorMap;
+ struct vendor_tag_cache_ops mVendorCacheOps;
+};
+
+} /* namespace params */
+} /* namespace camera2 */
+
+namespace camera {
+namespace common {
+namespace V1_0 {
+namespace helper {
+
+class VendorTagDescriptorCache
+ : public ::android::hardware::camera2::params::VendorTagDescriptorCache,
+ public LightRefBase<VendorTagDescriptorCache> {
+ public:
+ /**
+ * Sets the global vendor tag descriptor cache to use for this process.
+ * Camera metadata operations that access vendor tags will use the
+ * vendor tag definitions set this way.
+ *
+ * Returns OK on success, or a negative error code.
+ */
+ static status_t setAsGlobalVendorTagCache(const sp<VendorTagDescriptorCache>& cache);
+
+ /**
+ * Returns the global vendor tag cache used by this process.
+ * This will contain NULL if no vendor tags are defined.
+ */
+ static sp<VendorTagDescriptorCache> getGlobalVendorTagCache();
+
+ /**
+ * Clears the global vendor tag cache used by this process.
+ */
+ static void clearGlobalVendorTagCache();
+};
+
} // namespace helper
} // namespace V1_0
} // namespace common