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android: Refactor game metadata collection to new file

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This also removes irrelevant data and adds new information from/to the Game data class and RomMetadata struct
This commit is contained in:
Charles Lombardo
2023-10-24 17:02:13 -04:00
parent 1e61c3e1e7
commit a9e29a3972
10 changed files with 154 additions and 102 deletions
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31
src/android/app/src/main/java/org/yuzu/yuzu_emu/NativeLibrary.kt
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@@ -215,32 +215,6 @@ object NativeLibrary {
external fun initGameIni(gameID: String?)
/**
* Gets the embedded icon within the given ROM.
*
* @param filename the file path to the ROM.
* @return a byte array containing the JPEG data for the icon.
*/
external fun getIcon(filename: String): ByteArray
/**
* Gets the embedded title of the given ISO/ROM.
*
* @param filename The file path to the ISO/ROM.
* @return the embedded title of the ISO/ROM.
*/
external fun getTitle(filename: String): String
external fun getDescription(filename: String): String
external fun getGameId(filename: String): String
external fun getRegions(filename: String): String
external fun getCompany(filename: String): String
external fun isHomebrew(filename: String): Boolean
external fun setAppDirectory(directory: String)
/**
@@ -293,11 +267,6 @@ object NativeLibrary {
*/
external fun stopEmulation()
/**
* Resets the in-memory ROM metadata cache.
*/
external fun resetRomMetadata()
/**
* Returns true if emulation is running (or is paused).
*/

2
src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/GameAdapter.kt
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@@ -147,7 +147,7 @@ class GameAdapter(private val activity: AppCompatActivity) :
private class DiffCallback : DiffUtil.ItemCallback<Game>() {
override fun areItemsTheSame(oldItem: Game, newItem: Game): Boolean {
return oldItem.gameId == newItem.gameId
return oldItem.programId == newItem.programId
}
override fun areContentsTheSame(oldItem: Game, newItem: Game): Boolean {

17
src/android/app/src/main/java/org/yuzu/yuzu_emu/model/Game.kt
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@@ -12,15 +12,14 @@ import kotlinx.serialization.Serializable
@Serializable
class Game(
val title: String,
val description: String,
val regions: String,
val path: String,
val gameId: String,
val company: String,
val programId: String,
val developer: String,
val version: String,
val isHomebrew: Boolean
) : Parcelable {
val keyAddedToLibraryTime get() = "${gameId}_AddedToLibraryTime"
val keyLastPlayedTime get() = "${gameId}_LastPlayed"
val keyAddedToLibraryTime get() = "${programId}_AddedToLibraryTime"
val keyLastPlayedTime get() = "${programId}_LastPlayed"
override fun equals(other: Any?): Boolean {
if (other !is Game) {
@@ -32,11 +31,9 @@ class Game(
override fun hashCode(): Int {
var result = title.hashCode()
result = 31 * result + description.hashCode()
result = 31 * result + regions.hashCode()
result = 31 * result + path.hashCode()
result = 31 * result + gameId.hashCode()
result = 31 * result + company.hashCode()
result = 31 * result + programId.hashCode()
result = 31 * result + developer.hashCode()
result = 31 * result + isHomebrew.hashCode()
return result
}

9
src/android/app/src/main/java/org/yuzu/yuzu_emu/model/GamesViewModel.kt
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@@ -14,15 +14,13 @@ import kotlinx.coroutines.flow.MutableStateFlow
import kotlinx.coroutines.flow.StateFlow
import kotlinx.coroutines.launch
import kotlinx.coroutines.withContext
import kotlinx.serialization.ExperimentalSerializationApi
import kotlinx.serialization.MissingFieldException
import kotlinx.serialization.decodeFromString
import kotlinx.serialization.json.Json
import org.yuzu.yuzu_emu.NativeLibrary
import org.yuzu.yuzu_emu.YuzuApplication
import org.yuzu.yuzu_emu.utils.GameHelper
import org.yuzu.yuzu_emu.utils.GameMetadata
@OptIn(ExperimentalSerializationApi::class)
class GamesViewModel : ViewModel() {
val games: StateFlow<List<Game>> get() = _games
private val _games = MutableStateFlow(emptyList<Game>())
@@ -58,7 +56,8 @@ class GamesViewModel : ViewModel() {
val game: Game
try {
game = Json.decodeFromString(it)
} catch (e: MissingFieldException) {
} catch (e: Exception) {
// We don't care about any errors related to parsing the game cache
return@forEach
}
@@ -113,7 +112,7 @@ class GamesViewModel : ViewModel() {
viewModelScope.launch {
withContext(Dispatchers.IO) {
NativeLibrary.resetRomMetadata()
GameMetadata.resetMetadata()
setGames(GameHelper.getGames())
_isReloading.value = false

17
src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/GameHelper.kt
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@@ -71,27 +71,26 @@ object GameHelper {
fun getGame(uri: Uri, addedToLibrary: Boolean): Game {
val filePath = uri.toString()
var name = NativeLibrary.getTitle(filePath)
var name = GameMetadata.getTitle(filePath)
// If the game's title field is empty, use the filename.
if (name.isEmpty()) {
name = FileUtil.getFilename(uri)
}
var gameId = NativeLibrary.getGameId(filePath)
var programId = GameMetadata.getProgramId(filePath)
// If the game's ID field is empty, use the filename without extension.
if (gameId.isEmpty()) {
gameId = name.substring(0, name.lastIndexOf("."))
if (programId.isEmpty()) {
programId = name.substring(0, name.lastIndexOf("."))
}
val newGame = Game(
name,
NativeLibrary.getDescription(filePath).replace("\n", " "),
NativeLibrary.getRegions(filePath),
filePath,
gameId,
NativeLibrary.getCompany(filePath),
NativeLibrary.isHomebrew(filePath)
programId,
GameMetadata.getDeveloper(filePath),
GameMetadata.getVersion(filePath),
GameMetadata.getIsHomebrew(filePath)
)
if (addedToLibrary) {

3
src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/GameIconUtils.kt
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@@ -18,7 +18,6 @@ import coil.key.Keyer
import coil.memory.MemoryCache
import coil.request.ImageRequest
import coil.request.Options
import org.yuzu.yuzu_emu.NativeLibrary
import org.yuzu.yuzu_emu.R
import org.yuzu.yuzu_emu.YuzuApplication
import org.yuzu.yuzu_emu.model.Game
@@ -36,7 +35,7 @@ class GameIconFetcher(
}
private fun decodeGameIcon(uri: String): Bitmap? {
val data = NativeLibrary.getIcon(uri)
val data = GameMetadata.getIcon(uri)
return BitmapFactory.decodeByteArray(
data,
0,

20
src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/GameMetadata.kt Normal file
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@@ -0,0 +1,20 @@
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
package org.yuzu.yuzu_emu.utils
object GameMetadata {
external fun getTitle(path: String): String
external fun getProgramId(path: String): String
external fun getDeveloper(path: String): String
external fun getVersion(path: String): String
external fun getIcon(path: String): ByteArray
external fun getIsHomebrew(path: String): Boolean
external fun resetMetadata()
}

1
src/android/app/src/main/jni/CMakeLists.txt
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@@ -17,6 +17,7 @@ add_library(yuzu-android SHARED
native.h
native_config.cpp
uisettings.cpp
game_metadata.cpp
)
set_property(TARGET yuzu-android PROPERTY IMPORTED_LOCATION ${FFmpeg_LIBRARY_DIR})

112
src/android/app/src/main/jni/game_metadata.cpp Normal file
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@@ -0,0 +1,112 @@
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <core/core.h>
#include <core/file_sys/patch_manager.h>
#include <core/loader/nro.h>
#include <jni.h>
#include "core/loader/loader.h"
#include "jni/android_common/android_common.h"
#include "native.h"
struct RomMetadata {
std::string title;
u64 programId;
std::string developer;
std::string version;
std::vector<u8> icon;
bool isHomebrew;
};
std::unordered_map<std::string, RomMetadata> m_rom_metadata_cache;
RomMetadata CacheRomMetadata(const std::string& path) {
const auto file =
Core::GetGameFileFromPath(EmulationSession::GetInstance().System().GetFilesystem(), path);
auto loader = Loader::GetLoader(EmulationSession::GetInstance().System(), file, 0, 0);
RomMetadata entry;
loader->ReadTitle(entry.title);
loader->ReadProgramId(entry.programId);
loader->ReadIcon(entry.icon);
const FileSys::PatchManager pm{
entry.programId, EmulationSession::GetInstance().System().GetFileSystemController(),
EmulationSession::GetInstance().System().GetContentProvider()};
const auto control = pm.GetControlMetadata();
if (control.first != nullptr) {
entry.developer = control.first->GetDeveloperName();
entry.version = control.first->GetVersionString();
} else {
FileSys::NACP nacp;
if (loader->ReadControlData(nacp) == Loader::ResultStatus::Success) {
entry.developer = nacp.GetDeveloperName();
} else {
entry.developer = "";
}
entry.version = "1.0.0";
}
if (loader->GetFileType() == Loader::FileType::NRO) {
auto loader_nro = reinterpret_cast<Loader::AppLoader_NRO*>(loader.get());
entry.isHomebrew = loader_nro->IsHomebrew();
} else {
entry.isHomebrew = false;
}
m_rom_metadata_cache[path] = entry;
return entry;
}
RomMetadata GetRomMetadata(const std::string& path) {
if (auto search = m_rom_metadata_cache.find(path); search != m_rom_metadata_cache.end()) {
return search->second;
}
return CacheRomMetadata(path);
}
extern "C" {
jstring Java_org_yuzu_yuzu_1emu_utils_GameMetadata_getTitle(JNIEnv* env, jobject obj,
jstring jpath) {
return ToJString(env, GetRomMetadata(GetJString(env, jpath)).title);
}
jstring Java_org_yuzu_yuzu_1emu_utils_GameMetadata_getProgramId(JNIEnv* env, jobject obj,
jstring jpath) {
return ToJString(env, std::to_string(GetRomMetadata(GetJString(env, jpath)).programId));
}
jstring Java_org_yuzu_yuzu_1emu_utils_GameMetadata_getDeveloper(JNIEnv* env, jobject obj,
jstring jpath) {
return ToJString(env, GetRomMetadata(GetJString(env, jpath)).developer);
}
jstring Java_org_yuzu_yuzu_1emu_utils_GameMetadata_getVersion(JNIEnv* env, jobject obj,
jstring jpath) {
return ToJString(env, GetRomMetadata(GetJString(env, jpath)).version);
}
jbyteArray Java_org_yuzu_yuzu_1emu_utils_GameMetadata_getIcon(JNIEnv* env, jobject obj,
jstring jpath) {
auto icon_data = GetRomMetadata(GetJString(env, jpath)).icon;
jbyteArray icon = env->NewByteArray(static_cast<jsize>(icon_data.size()));
env->SetByteArrayRegion(icon, 0, env->GetArrayLength(icon),
reinterpret_cast<jbyte*>(icon_data.data()));
return icon;
}
jboolean Java_org_yuzu_yuzu_1emu_utils_GameMetadata_getIsHomebrew(JNIEnv* env, jobject obj,
jstring jpath) {
return static_cast<jboolean>(GetRomMetadata(GetJString(env, jpath)).isHomebrew);
}
void Java_org_yuzu_yuzu_1emu_utils_GameMetadata_resetMetadata(JNIEnv* env, jobject obj) {
return m_rom_metadata_cache.clear();
}
} // extern "C"

44
src/android/app/src/main/jni/native.cpp
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@@ -558,10 +558,6 @@ void Java_org_yuzu_yuzu_1emu_NativeLibrary_stopEmulation(JNIEnv* env, jclass cla
EmulationSession::GetInstance().HaltEmulation();
}
void Java_org_yuzu_yuzu_1emu_NativeLibrary_resetRomMetadata(JNIEnv* env, jclass clazz) {
EmulationSession::GetInstance().ResetRomMetadata();
}
jboolean Java_org_yuzu_yuzu_1emu_NativeLibrary_isRunning(JNIEnv* env, jclass clazz) {
return static_cast<jboolean>(EmulationSession::GetInstance().IsRunning());
}
@@ -667,46 +663,6 @@ void Java_org_yuzu_yuzu_1emu_NativeLibrary_onTouchReleased(JNIEnv* env, jclass c
}
}
jbyteArray Java_org_yuzu_yuzu_1emu_NativeLibrary_getIcon(JNIEnv* env, jclass clazz,
jstring j_filename) {
jauto icon_data = EmulationSession::GetInstance().GetRomIcon(GetJString(env, j_filename));
jbyteArray icon = env->NewByteArray(static_cast<jsize>(icon_data.size()));
env->SetByteArrayRegion(icon, 0, env->GetArrayLength(icon),
reinterpret_cast<jbyte*>(icon_data.data()));
return icon;
}
jstring Java_org_yuzu_yuzu_1emu_NativeLibrary_getTitle(JNIEnv* env, jclass clazz,
jstring j_filename) {
jauto title = EmulationSession::GetInstance().GetRomTitle(GetJString(env, j_filename));
return env->NewStringUTF(title.c_str());
}
jstring Java_org_yuzu_yuzu_1emu_NativeLibrary_getDescription(JNIEnv* env, jclass clazz,
jstring j_filename) {
return j_filename;
}
jstring Java_org_yuzu_yuzu_1emu_NativeLibrary_getGameId(JNIEnv* env, jclass clazz,
jstring j_filename) {
return j_filename;
}
jstring Java_org_yuzu_yuzu_1emu_NativeLibrary_getRegions(JNIEnv* env, jclass clazz,
jstring j_filename) {
return env->NewStringUTF("");
}
jstring Java_org_yuzu_yuzu_1emu_NativeLibrary_getCompany(JNIEnv* env, jclass clazz,
jstring j_filename) {
return env->NewStringUTF("");
}
jboolean Java_org_yuzu_yuzu_1emu_NativeLibrary_isHomebrew(JNIEnv* env, jclass clazz,
jstring j_filename) {
return EmulationSession::GetInstance().GetIsHomebrew(GetJString(env, j_filename));
}
void Java_org_yuzu_yuzu_1emu_NativeLibrary_initializeEmulation(JNIEnv* env, jclass clazz) {
// Create the default config.ini.
Config{};