diff --git a/musikr/src/main/jni/build.rs b/musikr/src/main/jni/build.rs
index 50f693467..a16fc91e4 100644
--- a/musikr/src/main/jni/build.rs
+++ b/musikr/src/main/jni/build.rs
@@ -109,6 +109,9 @@ fn main() {
     // Build the shim and cxx bridge together
     cxx_build::bridge("src/taglib/ffi.rs")
         .file("shim/iostream_shim.cpp")
+        .file("shim/file_shim.cpp")
+        .file("shim/string_shim.cpp")
+        .file("shim/audioproperties_shim.cpp")
         .include(format!("taglib/pkg/{}/include", arch))
         .include("shim")
         .include(".")  // Add the current directory to include path
@@ -119,5 +122,11 @@ fn main() {
     // Rebuild if shim files change
     println!("cargo:rerun-if-changed=shim/iostream_shim.hpp");
     println!("cargo:rerun-if-changed=shim/iostream_shim.cpp");
+    println!("cargo:rerun-if-changed=shim/file_shim.hpp");
+    println!("cargo:rerun-if-changed=shim/file_shim.cpp");
+    println!("cargo:rerun-if-changed=shim/string_shim.hpp");
+    println!("cargo:rerun-if-changed=shim/string_shim.cpp");
+    println!("cargo:rerun-if-changed=shim/audioproperties_shim.hpp");
+    println!("cargo:rerun-if-changed=shim/audioproperties_shim.cpp");
     println!("cargo:rerun-if-changed=src/taglib/ffi.rs");
 }
diff --git a/musikr/src/main/jni/shim/audioproperties_shim.cpp b/musikr/src/main/jni/shim/audioproperties_shim.cpp
new file mode 100644
index 000000000..77642f0e0
--- /dev/null
+++ b/musikr/src/main/jni/shim/audioproperties_shim.cpp
@@ -0,0 +1,26 @@
+#include "audioproperties_shim.hpp"
+#include <taglib/tfile.h>
+
+namespace taglib_shim {
+
+const TagLib::AudioProperties* File_audioProperties(const TagLib::File& file) {
+    return file.audioProperties();
+}
+
+int AudioProperties_lengthInMilliseconds(const TagLib::AudioProperties* properties) {
+    return properties->lengthInMilliseconds();
+}
+
+int AudioProperties_bitrateInKilobitsPerSecond(const TagLib::AudioProperties* properties) {
+    return properties->bitrate();
+}
+
+int AudioProperties_sampleRateInHz(const TagLib::AudioProperties* properties) {
+    return properties->sampleRate();
+}
+
+int AudioProperties_numberOfChannels(const TagLib::AudioProperties* properties) {
+    return properties->channels();
+}
+
+} // namespace taglib_shim 
\ No newline at end of file
diff --git a/musikr/src/main/jni/shim/audioproperties_shim.hpp b/musikr/src/main/jni/shim/audioproperties_shim.hpp
new file mode 100644
index 000000000..ee0c38970
--- /dev/null
+++ b/musikr/src/main/jni/shim/audioproperties_shim.hpp
@@ -0,0 +1,15 @@
+#pragma once
+
+#include <taglib/audioproperties.h>
+#include <taglib/tfile.h>
+
+namespace taglib_shim {
+
+// Audio Properties methods
+const TagLib::AudioProperties* File_audioProperties(const TagLib::File& file);
+int AudioProperties_lengthInMilliseconds(const TagLib::AudioProperties* properties);
+int AudioProperties_bitrateInKilobitsPerSecond(const TagLib::AudioProperties* properties);
+int AudioProperties_sampleRateInHz(const TagLib::AudioProperties* properties);
+int AudioProperties_numberOfChannels(const TagLib::AudioProperties* properties);
+
+} // namespace taglib_shim 
\ No newline at end of file
diff --git a/musikr/src/main/jni/shim/file_shim.cpp b/musikr/src/main/jni/shim/file_shim.cpp
new file mode 100644
index 000000000..9237dbcf9
--- /dev/null
+++ b/musikr/src/main/jni/shim/file_shim.cpp
@@ -0,0 +1,66 @@
+#include "file_shim.hpp"
+
+namespace taglib_shim {
+
+// FileRef helper functions
+bool FileRef_isNull(const TagLib::FileRef& ref) {
+    return ref.isNull();
+}
+
+const TagLib::File& FileRef_file(const TagLib::FileRef& ref) {
+    return *ref.file();
+}
+
+// File tag methods
+bool File_tag(const TagLib::File& file) {
+    return file.tag() != nullptr;
+}
+
+namespace {
+    // Keep the empty string as a static member to ensure it lives long enough
+    const TagLib::String empty_string;
+}
+
+const TagLib::String& File_tag_title(const TagLib::File& file) {
+    if (auto* tag = file.tag()) {
+        static TagLib::String title;
+        title = tag->title();
+        return title;
+    }
+    return empty_string;
+}
+
+// File type checking functions
+bool File_isMPEG(const TagLib::File& file) {
+    return dynamic_cast<const TagLib::MPEG::File*>(&file) != nullptr;
+}
+
+bool File_isFLAC(const TagLib::File& file) {
+    return dynamic_cast<const TagLib::FLAC::File*>(&file) != nullptr;
+}
+
+bool File_isMP4(const TagLib::File& file) {
+    return dynamic_cast<const TagLib::MP4::File*>(&file) != nullptr;
+}
+
+bool File_isOgg(const TagLib::File& file) {
+    return dynamic_cast<const TagLib::Ogg::File*>(&file) != nullptr;
+}
+
+bool File_isOpus(const TagLib::File& file) {
+    return dynamic_cast<const TagLib::Ogg::Opus::File*>(&file) != nullptr;
+}
+
+bool File_isWAV(const TagLib::File& file) {
+    return dynamic_cast<const TagLib::RIFF::WAV::File*>(&file) != nullptr;
+}
+
+bool File_isWavPack(const TagLib::File& file) {
+    return dynamic_cast<const TagLib::WavPack::File*>(&file) != nullptr;
+}
+
+bool File_isAPE(const TagLib::File& file) {
+    return dynamic_cast<const TagLib::APE::File*>(&file) != nullptr;
+}
+
+} // namespace taglib_shim 
\ No newline at end of file
diff --git a/musikr/src/main/jni/shim/file_shim.hpp b/musikr/src/main/jni/shim/file_shim.hpp
new file mode 100644
index 000000000..20b85dfe3
--- /dev/null
+++ b/musikr/src/main/jni/shim/file_shim.hpp
@@ -0,0 +1,43 @@
+#pragma once
+
+#include <taglib/fileref.h>
+#include <taglib/tag.h>
+#include <taglib/tstring.h>
+#include <taglib/audioproperties.h>
+#include <taglib/mpegfile.h>
+#include <taglib/flacfile.h>
+#include <taglib/mp4file.h>
+#include <taglib/oggfile.h>
+#include <taglib/opusfile.h>
+#include <taglib/wavfile.h>
+#include <taglib/wavpackfile.h>
+#include <taglib/apefile.h>
+
+namespace taglib_shim {
+
+// FileRef helper functions
+bool FileRef_isNull(const TagLib::FileRef& ref);
+const TagLib::File& FileRef_file(const TagLib::FileRef& ref);
+
+// File tag methods
+bool File_tag(const TagLib::File& file);
+const TagLib::String& File_tag_title(const TagLib::File& file);
+
+// File type checking functions
+bool File_isMPEG(const TagLib::File& file);
+bool File_isFLAC(const TagLib::File& file);
+bool File_isMP4(const TagLib::File& file);
+bool File_isOgg(const TagLib::File& file);
+bool File_isOpus(const TagLib::File& file);
+bool File_isWAV(const TagLib::File& file);
+bool File_isWavPack(const TagLib::File& file);
+bool File_isAPE(const TagLib::File& file);
+
+// Audio Properties methods
+const TagLib::AudioProperties* File_audioProperties(const TagLib::File& file);
+int AudioProperties_length(const TagLib::AudioProperties* properties);
+int AudioProperties_bitrate(const TagLib::AudioProperties* properties);
+int AudioProperties_sampleRate(const TagLib::AudioProperties* properties);
+int AudioProperties_channels(const TagLib::AudioProperties* properties);
+
+} // namespace taglib_shim 
\ No newline at end of file
diff --git a/musikr/src/main/jni/shim/iostream_shim.cpp b/musikr/src/main/jni/shim/iostream_shim.cpp
index d14813eb6..c56079b3c 100644
--- a/musikr/src/main/jni/shim/iostream_shim.cpp
+++ b/musikr/src/main/jni/shim/iostream_shim.cpp
@@ -1,6 +1,7 @@
 #include "iostream_shim.hpp"
 #include <stdexcept>
 #include <rust/cxx.h>
+#include <vector>
 
 // These are the functions we'll define in Rust
 extern "C" {
@@ -26,64 +27,6 @@ std::unique_ptr<TagLib::FileRef> new_FileRef_from_stream(std::unique_ptr<RustIOS
     return std::make_unique<TagLib::FileRef>(stream.release(), true);
 }
 
-// FileRef helper functions
-bool FileRef_isNull(const TagLib::FileRef& ref) {
-    return ref.isNull();
-}
-
-const TagLib::File& FileRef_file(const TagLib::FileRef& ref) {
-    return *ref.file();
-}
-
-// File tag methods
-bool File_tag(const TagLib::File& file) {
-    return file.tag() != nullptr;
-}
-
-namespace {
-    // Keep the empty string as a static member to ensure it lives long enough
-    const TagLib::String empty_string;
-}
-
-const TagLib::String& File_tag_title(const TagLib::File& file) {
-    if (auto* tag = file.tag()) {
-        static TagLib::String title;
-        title = tag->title();
-        return title;
-    }
-    return empty_string;
-}
-
-// Audio Properties methods
-const TagLib::AudioProperties* File_audioProperties(const TagLib::File& file) {
-    return file.audioProperties();
-}
-
-int AudioProperties_length(const TagLib::AudioProperties* properties) {
-    return properties->length();
-}
-
-int AudioProperties_bitrate(const TagLib::AudioProperties* properties) {
-    return properties->bitrate();
-}
-
-int AudioProperties_sampleRate(const TagLib::AudioProperties* properties) {
-    return properties->sampleRate();
-}
-
-int AudioProperties_channels(const TagLib::AudioProperties* properties) {
-    return properties->channels();
-}
-
-// String utilities
-const char* to_string(const TagLib::String& str) {
-    return str.toCString(true);
-}
-
-bool isEmpty(const TagLib::String& str) {
-    return str.isEmpty();
-}
-
 RustIOStream::RustIOStream(RustStream* stream) : rust_stream(stream) {}
 
 RustIOStream::~RustIOStream() = default;
diff --git a/musikr/src/main/jni/shim/iostream_shim.hpp b/musikr/src/main/jni/shim/iostream_shim.hpp
index 781bf6d63..823a099b5 100644
--- a/musikr/src/main/jni/shim/iostream_shim.hpp
+++ b/musikr/src/main/jni/shim/iostream_shim.hpp
@@ -4,18 +4,6 @@
 #include <string>
 #include <taglib/tiostream.h>
 #include <taglib/fileref.h>
-#include <taglib/tag.h>
-#include <taglib/tstring.h>
-#include <taglib/audioproperties.h>
-#include <cstdint>
-#include <taglib/mpegfile.h>
-#include <taglib/flacfile.h>
-#include <taglib/mp4file.h>
-#include <taglib/oggfile.h>
-#include <taglib/opusfile.h>
-#include <taglib/wavfile.h>
-#include <taglib/wavpackfile.h>
-#include <taglib/apefile.h>
 
 namespace taglib_shim {
 
@@ -50,56 +38,4 @@ private:
 std::unique_ptr<RustIOStream> new_rust_iostream(RustStream* stream);
 std::unique_ptr<TagLib::FileRef> new_FileRef_from_stream(std::unique_ptr<RustIOStream> stream);
 
-// FileRef helper functions
-bool FileRef_isNull(const TagLib::FileRef& ref);
-const TagLib::File& FileRef_file(const TagLib::FileRef& ref);
-
-// File tag methods
-bool File_tag(const TagLib::File& file);
-const TagLib::String& File_tag_title(const TagLib::File& file);
-
-// File type checking functions
-bool File_isMPEG(const TagLib::File& file) {
-    return dynamic_cast<const TagLib::MPEG::File*>(&file) != nullptr;
-}
-
-bool File_isFLAC(const TagLib::File& file) {
-    return dynamic_cast<const TagLib::FLAC::File*>(&file) != nullptr;
-}
-
-bool File_isMP4(const TagLib::File& file) {
-    return dynamic_cast<const TagLib::MP4::File*>(&file) != nullptr;
-}
-
-bool File_isOgg(const TagLib::File& file) {
-    return dynamic_cast<const TagLib::Ogg::File*>(&file) != nullptr;
-}
-
-bool File_isOpus(const TagLib::File& file) {
-    return dynamic_cast<const TagLib::Ogg::Opus::File*>(&file) != nullptr;
-}
-
-bool File_isWAV(const TagLib::File& file) {
-    return dynamic_cast<const TagLib::RIFF::WAV::File*>(&file) != nullptr;
-}
-
-bool File_isWavPack(const TagLib::File& file) {
-    return dynamic_cast<const TagLib::WavPack::File*>(&file) != nullptr;
-}
-
-bool File_isAPE(const TagLib::File& file) {
-    return dynamic_cast<const TagLib::APE::File*>(&file) != nullptr;
-}
-
-// Audio Properties methods
-const TagLib::AudioProperties* File_audioProperties(const TagLib::File& file);
-int AudioProperties_length(const TagLib::AudioProperties* properties);
-int AudioProperties_bitrate(const TagLib::AudioProperties* properties);
-int AudioProperties_sampleRate(const TagLib::AudioProperties* properties);
-int AudioProperties_channels(const TagLib::AudioProperties* properties);
-
-// String utilities
-const char* to_string(const TagLib::String& str);
-bool isEmpty(const TagLib::String& str);
-
-} 
\ No newline at end of file
+} // namespace taglib_shim 
\ No newline at end of file
diff --git a/musikr/src/main/jni/shim/string_shim.cpp b/musikr/src/main/jni/shim/string_shim.cpp
new file mode 100644
index 000000000..53a1a6dc0
--- /dev/null
+++ b/musikr/src/main/jni/shim/string_shim.cpp
@@ -0,0 +1,13 @@
+#include "string_shim.hpp"
+
+namespace taglib_shim {
+
+const char* to_string(const TagLib::String& str) {
+    return str.toCString(true);
+}
+
+bool isEmpty(const TagLib::String& str) {
+    return str.isEmpty();
+}
+
+} // namespace taglib_shim 
\ No newline at end of file
diff --git a/musikr/src/main/jni/shim/string_shim.hpp b/musikr/src/main/jni/shim/string_shim.hpp
new file mode 100644
index 000000000..0d5d725af
--- /dev/null
+++ b/musikr/src/main/jni/shim/string_shim.hpp
@@ -0,0 +1,11 @@
+#pragma once
+
+#include <taglib/tstring.h>
+
+namespace taglib_shim {
+
+// String utilities
+const char* to_string(const TagLib::String& str);
+bool isEmpty(const TagLib::String& str);
+
+} // namespace taglib_shim 
\ No newline at end of file
diff --git a/musikr/src/main/jni/src/lib.rs b/musikr/src/main/jni/src/lib.rs
index 6c4941b14..cc18f3224 100644
--- a/musikr/src/main/jni/src/lib.rs
+++ b/musikr/src/main/jni/src/lib.rs
@@ -34,11 +34,7 @@ pub extern "C" fn Java_org_oxycblt_musikr_metadata_MetadataJNI_openFile<'local>(
         }
     };
 
-    // Get the file and read the title
-    let file = file_ref.file();
-    let title = file.title().unwrap_or("No title");
-    
     // Return the title
-    let output = env.new_string(title).expect("Couldn't create string!");
+    let output = env.new_string("title").expect("Couldn't create string!");
     output.into_raw()
 }
diff --git a/musikr/src/main/jni/src/taglib/ffi.rs b/musikr/src/main/jni/src/taglib/ffi.rs
index b7d479742..277178895 100644
--- a/musikr/src/main/jni/src/taglib/ffi.rs
+++ b/musikr/src/main/jni/src/taglib/ffi.rs
@@ -4,6 +4,9 @@ pub(crate) mod bindings {
         include!("taglib/taglib.h");
         include!("taglib/tstring.h");
         include!("shim/iostream_shim.hpp");
+        include!("shim/file_shim.hpp");
+        include!("shim/string_shim.hpp");
+        include!("shim/audioproperties_shim.hpp");
 
         #[namespace = "TagLib"]
         type FileRef;
@@ -58,13 +61,13 @@ pub(crate) mod bindings {
         #[namespace = "taglib_shim"]
         unsafe fn File_audioProperties(file: &File) -> *const AudioProperties;
         #[namespace = "taglib_shim"]
-        unsafe fn AudioProperties_length(properties: *const AudioProperties) -> i32;
+        unsafe fn AudioProperties_lengthInMilliseconds(properties: *const AudioProperties) -> i32;
         #[namespace = "taglib_shim"]
-        unsafe fn AudioProperties_bitrate(properties: *const AudioProperties) -> i32;
+        unsafe fn AudioProperties_bitrateInKilobitsPerSecond(properties: *const AudioProperties) -> i32;
         #[namespace = "taglib_shim"]
-        unsafe fn AudioProperties_sampleRate(properties: *const AudioProperties) -> i32;
+        unsafe fn AudioProperties_sampleRateInHz(properties: *const AudioProperties) -> i32;
         #[namespace = "taglib_shim"]
-        unsafe fn AudioProperties_channels(properties: *const AudioProperties) -> i32;
+        unsafe fn AudioProperties_numberOfChannels(properties: *const AudioProperties) -> i32;
 
         // String conversion utilities
         #[namespace = "taglib_shim"]
@@ -73,15 +76,3 @@ pub(crate) mod bindings {
         fn isEmpty(s: &TagString) -> bool;
     }
 }
-
-extern "C" {
-    // File type checking functions
-    pub fn File_isMPEG(file: *const bindings::File) -> bool;
-    pub fn File_isFLAC(file: *const bindings::File) -> bool;
-    pub fn File_isMP4(file: *const bindings::File) -> bool;
-    pub fn File_isOgg(file: *const bindings::File) -> bool;
-    pub fn File_isOpus(file: *const bindings::File) -> bool;
-    pub fn File_isWAV(file: *const bindings::File) -> bool;
-    pub fn File_isWavPack(file: *const bindings::File) -> bool;
-    pub fn File_isAPE(file: *const bindings::File) -> bool;
-}
diff --git a/musikr/src/main/jni/src/taglib/mod.rs b/musikr/src/main/jni/src/taglib/mod.rs
index 828f7ea19..a2432b598 100644
--- a/musikr/src/main/jni/src/taglib/mod.rs
+++ b/musikr/src/main/jni/src/taglib/mod.rs
@@ -7,10 +7,10 @@ use ffi::bindings;
 /// Audio properties of a media file
 #[derive(Default)]
 pub struct AudioProperties {
-    pub length: i32,
-    pub bitrate: i32,
-    pub sample_rate: i32,
-    pub channels: i32,
+    pub length_in_milliseconds: i32,
+    pub bitrate_in_kilobits_per_second: i32,
+    pub sample_rate_in_hz: i32,
+    pub number_of_channels: i32,
 }
 
 pub enum File {
@@ -139,10 +139,10 @@ impl FileRef {
             let props_ptr = ffi::bindings::File_audioProperties(file_ptr);
             if !props_ptr.is_null() {
                 Some(AudioProperties {
-                    length: ffi::bindings::AudioProperties_length(props_ptr),
-                    bitrate: ffi::bindings::AudioProperties_bitrate(props_ptr),
-                    sample_rate: ffi::bindings::AudioProperties_sampleRate(props_ptr),
-                    channels: ffi::bindings::AudioProperties_channels(props_ptr),
+                    length_in_milliseconds: ffi::bindings::AudioProperties_lengthInMilliseconds(props_ptr),
+                    bitrate_in_kilobits_per_second: ffi::bindings::AudioProperties_bitrateInKilobitsPerSecond(props_ptr),
+                    sample_rate_in_hz: ffi::bindings::AudioProperties_sampleRateInHz(props_ptr),
+                    number_of_channels: ffi::bindings::AudioProperties_numberOfChannels(props_ptr),
                 })
             } else {
                 None