Added shadPS4 emulator support (by vaughngx4) #3897

source/Playnite/Emulation/Emulators/shadPS4/emulator.yaml

@@ -0,0 +1,10 @@
+Id: shadps4
+Name: shadPS4
+Website: 'https://shadps4.net//'
+Profiles:
+  - Name: Default QT
+    Platforms: [sony_playstation4]
+    ProfileFiles: ['platforms\qwindows.dll']
+    StartupExecutable: ^shadPS4.*\.exe$
+    StartupArguments: '-g "{ImagePath}"'
+    ScriptGameImport: true

source/Playnite/Emulation/Emulators/shadPS4/importGames.ps1

@@ -0,0 +1,92 @@
+param(
+    $ImportArgs
+)
+
+if (-not [System.IO.Directory]::Exists($ImportArgs.ScanDirectory))
+{
+    return
+}
+
+function Get-NullTerminatedString
+{
+    param([Array]$bytes, [int]$offset)
+
+    $strBytes = @()
+    for ($j = $offset; $j -lt $bytes.Count; $j++)
+    {
+        $b = $bytes[$j]
+        if($b -eq 0) { break } #strings end on null terminator
+        $strBytes += $b
+    }
+    return [System.Text.Encoding]::UTF8.GetString($strBytes)
+}
+
+function Get-ParamSfoValue
+{
+    param([string]$path, [string]$key)
+
+    #thanks to https://psdevwiki.com/ps4/PARAM.SFO
+    [byte[]]$bytes = Get-Content -LiteralPath $path -Encoding Byte -Raw
+    $keyTableOffset = [System.BitConverter]::ToUInt32($bytes, 0x08)
+    $dataTableOffset = [System.BitConverter]::ToUInt32($bytes, 0x0c)
+
+    $indexTableOffset = 0x14
+    $indexRowLength = 0x10
+
+    #go through each index table row
+    for ($i = $indexTableOffset; $i -lt $keyTableOffset; $i += $indexRowLength)
+    {
+        $relativeKeyOffset = [System.BitConverter]::ToUInt16($bytes, $i)
+        $foundKey = Get-NullTerminatedString $bytes ($keyTableOffset + $relativeKeyOffset)
+        if($foundKey -ne $key)
+        {
+            continue
+        }
+
+        $dataFormat = [System.BitConverter]::ToUInt16($bytes, $i + 0x02)
+        $dataLength = [System.BitConverter]::ToUInt32($bytes, $i + 0x04)
+        $relativeDataOffset = [System.BitConverter]::ToUInt32($bytes, $i + 0x0c)
+        if ($dataFormat -eq 1028) #uint32
+        {
+            $data = [System.BitConverter]::ToUInt32($bytes, $dataTableOffset + $relativeDataOffset)
+        }
+        else #string (usually null-terminated)
+        {
+            $data = [System.Text.Encoding]::UTF8.GetString($bytes, $dataTableOffset + $relativeDataOffset, $dataLength).Trim("`0")
+        }
+        return $data
+    }
+    return $null
+}
+
+[array]$games = Get-ChildItem -LiteralPath $ImportArgs.ScanDirectory -Recurse | Where-Object { $_.Name -eq "ISO.BIN.EDAT" -or $_.Name -eq "EBOOT.BIN" }
+foreach ($game in $games)
+{
+    $anyFunc = [Func[string,bool]]{ param($a) $a.Equals($game.FullName, 'OrdinalIgnoreCase') }
+    if ([System.Linq.Enumerable]::Any($ImportArgs.ImportedFiles, $anyFunc))
+    {
+        continue
+    }
+
+    $scannedGame = New-Object "Playnite.Emulators.ScriptScannedGame"
+    $scannedGame.Path = $game.FullName
+    $paramSfoPath = Join-Path $game.Directory "sce_sys\param.sfo"
+
+    if (Test-Path -LiteralPath $paramSfoPath -PathType Leaf)
+    {
+        try
+        {
+            $scannedGame.Serial = Get-ParamSfoValue $paramSfoPath "TITLE_ID"
+            if ($null -ne $scannedGame.Serial)
+            {
+                $scannedGame.Name = Get-ParamSfoValue $paramSfoPath "TITLE"
+                $scannedGame
+            }
+        }
+        catch
+        {
+            $__logger.Error($_.Exception, "Failed to scan PS4 PARAM.SFO file $paramSfoPath")
+            $__logger.Error($_.ScriptStackTrace)
+        }
+    }
+}

source/Playnite/Emulation/Platforms.yaml

@@ -424,6 +424,7 @@
 - Name: Sony PlayStation 4
   Id: sony_playstation4
   IgdbId: 48
+  Emulators: [shadps4]
 
 - Name: Sony PlayStation 5
   Id: sony_playstation5