Added convenience method for creating results for tests in MPPGestureRecognizerResult Helpers
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Prianka Liz Kariat
parent
84560f3e7d
commit
f3f664300c
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@ -43,6 +43,30 @@ static const int kMicroSecondsPerMilliSecond = 1000;
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handLandmarksPacket:(const mediapipe::Packet &)handLandmarksPacket
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worldLandmarksPacket:(const mediapipe::Packet &)worldLandmarksPacket;
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/**
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* Creates an `MPPGestureRecognizerResult` from hand gestures, handedness, hand landmarks and world
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* landmarks proto vectors.
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*
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* @param handGesturesProto A vector of protos of type `std::vector<ClassificationListProto>`.
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* @param handednessPacket A vector of protos of type `std::vector<ClassificationListProto>`.
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* @param handLandmarksPacket A vector of protos of type `std::vector<NormalizedlandmarkListProto>`.
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* @param handLandmarksPacket A vector of protos of type `std::vector<LandmarkListProto>`.
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*
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* @return An `MPPGestureRecognizerResult` object that contains the hand gesture recognition
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* results.
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*/
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+ (MPPGestureRecognizerResult *)
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gestureRecognizerResultWithHandGesturesProto:
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(const std::vector<mediapipe::ClassificationList> &)handGesturesProto
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handednessroto:
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(const std::vector<mediapipe::ClassificationList> &)
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handednessProto
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handLandmarksPacket:
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(const std::vector<mediapipe::NormalizedLandmarkList> &)
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handLandmarksProto
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worldLandmarksPacket:
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(const std::vector<mediapipe::LandmarkList> &)worldLandmarksProto
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timestampInMilliSeconds:(NSInteger)timestampInMilliseconds;
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@end
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NS_ASSUME_NONNULL_END
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@ -17,12 +17,6 @@
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#import "mediapipe/tasks/ios/components/containers/utils/sources/MPPCategory+Helpers.h"
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#import "mediapipe/tasks/ios/components/containers/utils/sources/MPPLandmark+Helpers.h"
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#include "mediapipe/framework/formats/classification.pb.h"
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#include "mediapipe/framework/formats/landmark.pb.h"
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#include "mediapipe/framework/packet.h"
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static const NSInteger kDefaultGestureIndex = -1;
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namespace {
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using ClassificationListProto = ::mediapipe::ClassificationList;
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using LandmarkListProto = ::mediapipe::LandmarkList;
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@ -30,6 +24,8 @@ using NormalizedLandmarkListProto = ::mediapipe::NormalizedLandmarkList;
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using ::mediapipe::Packet;
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} // namespace
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static const NSInteger kDefaultGestureIndex = -1;
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@implementation MPPGestureRecognizerResult (Helpers)
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+ (MPPGestureRecognizerResult *)emptyGestureRecognizerResultWithTimestampInMilliseconds:
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@ -41,6 +37,80 @@ using ::mediapipe::Packet;
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timestampInMilliseconds:timestampInMilliseconds];
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}
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+ (MPPGestureRecognizerResult *)
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gestureRecognizerResultWithHandGesturesProto:
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(const std::vector<ClassificationListProto> &)handGesturesProto
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handednessroto:
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(const std::vector<ClassificationListProto> &)handednessProto
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handLandmarksPacket:(const std::vector<NormalizedLandmarkListProto> &)
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handLandmarksProto
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worldLandmarksPacket:
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(const std::vector<LandmarkListProto> &)worldLandmarksProto
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timestampInMilliSeconds:(NSInteger)timestampInMilliseconds {
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NSMutableArray<NSMutableArray<MPPCategory *> *> *multiHandGestures =
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[NSMutableArray arrayWithCapacity:(NSUInteger)handGesturesProto.size()];
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for (const auto &classificationListProto : handGesturesProto) {
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NSMutableArray<MPPCategory *> *gestures = [NSMutableArray
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arrayWithCapacity:(NSUInteger)classificationListProto.classification().size()];
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for (const auto &classificationProto : classificationListProto.classification()) {
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MPPCategory *category = [MPPCategory categoryWithProto:classificationProto
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index:kDefaultGestureIndex];
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[gestures addObject:category];
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}
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[multiHandGestures addObject:gestures];
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}
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NSMutableArray<NSMutableArray<MPPCategory *> *> *multiHandHandedness =
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[NSMutableArray arrayWithCapacity:(NSUInteger)handednessProto.size()];
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for (const auto &classificationListProto : handednessProto) {
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NSMutableArray<MPPCategory *> *handedness = [NSMutableArray
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arrayWithCapacity:(NSUInteger)classificationListProto.classification().size()];
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for (const auto &classificationProto : classificationListProto.classification()) {
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MPPCategory *category = [MPPCategory categoryWithProto:classificationProto];
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[handedness addObject:category];
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}
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[multiHandHandedness addObject:handedness];
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}
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NSMutableArray<NSMutableArray<MPPNormalizedLandmark *> *> *multiHandLandmarks =
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[NSMutableArray arrayWithCapacity:(NSUInteger)handLandmarksProto.size()];
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for (const auto &handLandmarkListProto : handLandmarksProto) {
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NSMutableArray<MPPNormalizedLandmark *> *handLandmarks =
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[NSMutableArray arrayWithCapacity:(NSUInteger)handLandmarkListProto.landmark().size()];
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for (const auto &normalizedLandmarkProto : handLandmarkListProto.landmark()) {
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MPPNormalizedLandmark *normalizedLandmark =
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[MPPNormalizedLandmark normalizedLandmarkWithProto:normalizedLandmarkProto];
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[handLandmarks addObject:normalizedLandmark];
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}
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[multiHandLandmarks addObject:handLandmarks];
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}
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NSMutableArray<NSMutableArray<MPPLandmark *> *> *multiHandWorldLandmarks =
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[NSMutableArray arrayWithCapacity:(NSUInteger)worldLandmarksProto.size()];
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for (const auto &worldLandmarkListProto : worldLandmarksProto) {
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NSMutableArray<MPPLandmark *> *worldLandmarks =
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[NSMutableArray arrayWithCapacity:(NSUInteger)worldLandmarkListProto.landmark().size()];
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for (const auto &landmarkProto : worldLandmarkListProto.landmark()) {
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MPPLandmark *landmark = [MPPLandmark landmarkWithProto:landmarkProto];
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[worldLandmarks addObject:landmark];
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}
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[multiHandWorldLandmarks addObject:worldLandmarks];
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}
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MPPGestureRecognizerResult *gestureRecognizerResult =
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[[MPPGestureRecognizerResult alloc] initWithGestures:multiHandGestures
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handedness:multiHandHandedness
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landmarks:multiHandLandmarks
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worldLandmarks:multiHandWorldLandmarks
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timestampInMilliseconds:timestampInMilliseconds];
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return gestureRecognizerResult;
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}
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+ (MPPGestureRecognizerResult *)
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gestureRecognizerResultWithHandGesturesPacket:(const Packet &)handGesturesPacket
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handednessPacket:(const Packet &)handednessPacket
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@ -62,76 +132,16 @@ using ::mediapipe::Packet;
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emptyGestureRecognizerResultWithTimestampInMilliseconds:timestampInMilliseconds];
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}
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const std::vector<ClassificationListProto> &handGesturesClassificationListProtos =
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handGesturesPacket.Get<std::vector<ClassificationListProto>>();
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NSMutableArray<NSMutableArray<MPPCategory *> *> *multiHandGestures =
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[NSMutableArray arrayWithCapacity:(NSUInteger)handGesturesClassificationListProtos.size()];
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for (const auto &classificationListProto : handGesturesClassificationListProtos) {
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NSMutableArray<MPPCategory *> *gestures = [NSMutableArray
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arrayWithCapacity:(NSUInteger)classificationListProto.classification().size()];
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for (const auto &classificationProto : classificationListProto.classification()) {
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MPPCategory *category = [MPPCategory categoryWithProto:classificationProto
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index:kDefaultGestureIndex];
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[gestures addObject:category];
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}
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[multiHandGestures addObject:gestures];
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}
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const std::vector<ClassificationListProto> &handednessClassificationListProtos =
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handednessPacket.Get<std::vector<ClassificationListProto>>();
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NSMutableArray<NSMutableArray<MPPCategory *> *> *multiHandHandedness =
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[NSMutableArray arrayWithCapacity:(NSUInteger)handednessClassificationListProtos.size()];
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for (const auto &classificationListProto : handednessClassificationListProtos) {
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NSMutableArray<MPPCategory *> *handedness = [NSMutableArray
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arrayWithCapacity:(NSUInteger)classificationListProto.classification().size()];
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for (const auto &classificationProto : classificationListProto.classification()) {
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MPPCategory *category = [MPPCategory categoryWithProto:classificationProto];
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[handedness addObject:category];
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}
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[multiHandHandedness addObject:handedness];
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}
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const std::vector<NormalizedLandmarkListProto> &handLandmarkListProtos =
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handLandmarksPacket.Get<std::vector<NormalizedLandmarkListProto>>();
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NSMutableArray<NSMutableArray<MPPNormalizedLandmark *> *> *multiHandLandmarks =
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[NSMutableArray arrayWithCapacity:(NSUInteger)handLandmarkListProtos.size()];
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for (const auto &handLandmarkListProto : handLandmarkListProtos) {
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NSMutableArray<MPPNormalizedLandmark *> *handLandmarks =
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[NSMutableArray arrayWithCapacity:(NSUInteger)handLandmarkListProto.landmark().size()];
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for (const auto &normalizedLandmarkProto : handLandmarkListProto.landmark()) {
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MPPNormalizedLandmark *normalizedLandmark =
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[MPPNormalizedLandmark normalizedLandmarkWithProto:normalizedLandmarkProto];
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[handLandmarks addObject:normalizedLandmark];
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}
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[multiHandLandmarks addObject:handLandmarks];
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}
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const std::vector<LandmarkListProto> &worldLandmarkListProtos =
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worldLandmarksPacket.Get<std::vector<LandmarkListProto>>();
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NSMutableArray<NSMutableArray<MPPLandmark *> *> *multiHandWorldLandmarks =
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[NSMutableArray arrayWithCapacity:(NSUInteger)worldLandmarkListProtos.size()];
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for (const auto &worldLandmarkListProto : worldLandmarkListProtos) {
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NSMutableArray<MPPLandmark *> *worldLandmarks =
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[NSMutableArray arrayWithCapacity:(NSUInteger)worldLandmarkListProto.landmark().size()];
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for (const auto &landmarkProto : worldLandmarkListProto.landmark()) {
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MPPLandmark *landmark = [MPPLandmark landmarkWithProto:landmarkProto];
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[worldLandmarks addObject:landmark];
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}
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[multiHandWorldLandmarks addObject:worldLandmarks];
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}
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MPPGestureRecognizerResult *gestureRecognizerResult =
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[[MPPGestureRecognizerResult alloc] initWithGestures:multiHandGestures
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handedness:multiHandHandedness
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landmarks:multiHandLandmarks
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worldLandmarks:multiHandWorldLandmarks
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timestampInMilliseconds:timestampInMilliseconds];
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return gestureRecognizerResult;
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return [MPPGestureRecognizerResult
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gestureRecognizerResultWithHandGesturesProto:handGesturesPacket
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.Get<std::vector<ClassificationListProto>>()
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handednessroto:handednessPacket
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.Get<std::vector<ClassificationListProto>>()
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handLandmarksPacket:handLandmarksPacket
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.Get<std::vector<NormalizedLandmarkListProto>>()
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worldLandmarksPacket:worldLandmarksPacket
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.Get<std::vector<LandmarkListProto>>()
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timestampInMilliSeconds:timestampInMilliseconds];
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}
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@end
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