Format cleanup and minor fixes

- Apply go formatting across internal packages
- Clean up imports and code style

internal/app/dvd_adapter.go

@@ -20,11 +20,11 @@ func NewDVDConfig() *DVDConvertConfig {
 func (d *DVDConvertConfig) GetFFmpegArgs(inputPath, outputPath string, videoWidth, videoHeight int, videoFramerate float64, audioSampleRate int, isProgressive bool) []string {
 	// Create a minimal videoSource for passing to BuildDVDFFmpegArgs
 	tempSrc := &convert.VideoSource{
-		Width:           videoWidth,
+		Width:      videoWidth,
-		Height:          videoHeight,
+		Height:     videoHeight,
-		FrameRate:       videoFramerate,
+		FrameRate:  videoFramerate,
-		AudioRate:       audioSampleRate,
+		AudioRate:  audioSampleRate,
-		FieldOrder:      fieldOrderFromProgressive(isProgressive),
+		FieldOrder: fieldOrderFromProgressive(isProgressive),
 	}
 
 	return convert.BuildDVDFFmpegArgs(inputPath, outputPath, d.cfg, tempSrc)
@@ -59,16 +59,16 @@ func fieldOrderFromProgressive(isProgressive bool) string {
 
 // DVDPresetInfo provides information about DVD-NTSC capability
 type DVDPresetInfo struct {
-	Name          string
+	Name           string
-	Description   string
+	Description    string
-	VideoCodec    string
+	VideoCodec     string
-	AudioCodec    string
+	AudioCodec     string
-	Container     string
+	Container      string
-	Resolution    string
+	Resolution     string
-	FrameRate     string
+	FrameRate      string
 	DefaultBitrate string
-	MaxBitrate    string
+	MaxBitrate     string
-	Features      []string
+	Features       []string
 }
 
 // GetDVDPresetInfo returns detailed information about the DVD-NTSC preset

internal/convert/dvd.go

@@ -206,8 +206,8 @@ func normalizeFrameRate(rate float64) string {
 	}
 	// Check for common framerates with tolerance
 	checks := []struct {
-		name      string
+		name     string
-		min, max  float64
+		min, max float64
 	}{
 		{"23.976", 23.9, 24.0},
 		{"24.0", 23.99, 24.01},

internal/convert/dvd_regions.go

@@ -9,26 +9,26 @@ import (
 type DVDRegion string
 
 const (
-	DVDNTSCRegionFree DVDRegion = "ntsc-region-free"
+	DVDNTSCRegionFree  DVDRegion = "ntsc-region-free"
-	DVDPALRegionFree  DVDRegion = "pal-region-free"
+	DVDPALRegionFree   DVDRegion = "pal-region-free"
 	DVDSECAMRegionFree DVDRegion = "secam-region-free"
 )
 
 // DVDStandard represents the technical specifications for a DVD encoding standard
 type DVDStandard struct {
-	Region          DVDRegion
+	Region         DVDRegion
-	Name            string
+	Name           string
-	Resolution      string // "720x480" or "720x576"
+	Resolution     string // "720x480" or "720x576"
-	FrameRate       string // "29.97" or "25.00"
+	FrameRate      string // "29.97" or "25.00"
-	VideoFrames     int    // 30 or 25
+	VideoFrames    int    // 30 or 25
-	AudioRate       int    // 48000 Hz (universal)
+	AudioRate      int    // 48000 Hz (universal)
-	Type            string // "NTSC", "PAL", or "SECAM"
+	Type           string // "NTSC", "PAL", or "SECAM"
-	Countries       []string
+	Countries      []string
-	DefaultBitrate  string // "6000k" for NTSC, "8000k" for PAL
+	DefaultBitrate string // "6000k" for NTSC, "8000k" for PAL
-	MaxBitrate      string // "9000k" for NTSC, "9500k" for PAL
+	MaxBitrate     string // "9000k" for NTSC, "9500k" for PAL
-	AspectRatios    []string
+	AspectRatios   []string
-	InterlaceMode   string // "interlaced" or "progressive"
+	InterlaceMode  string // "interlaced" or "progressive"
-	Description     string
+	Description    string
 }
 
 // GetDVDStandard returns specifications for a given DVD region

internal/interlace/detector.go

@@ -13,11 +13,11 @@ import (
 // DetectionResult contains the results of interlacing analysis
 type DetectionResult struct {
 	// Frame counts from idet filter
-	TFF          int     // Top Field First frames
+	TFF          int // Top Field First frames
-	BFF          int     // Bottom Field First frames
+	BFF          int // Bottom Field First frames
-	Progressive  int     // Progressive frames
+	Progressive  int // Progressive frames
-	Undetermined int     // Undetermined frames
+	Undetermined int // Undetermined frames
-	TotalFrames  int     // Total frames analyzed
+	TotalFrames  int // Total frames analyzed
 
 	// Calculated metrics
 	InterlacedPercent float64 // Percentage of interlaced frames
@@ -26,21 +26,21 @@ type DetectionResult struct {
 	Confidence        string  // "High", "Medium", "Low"
 
 	// Recommendations
-	Recommendation    string  // Human-readable recommendation
+	Recommendation     string // Human-readable recommendation
 	SuggestDeinterlace bool   // Whether deinterlacing is recommended
 	SuggestedFilter    string // "yadif", "bwdif", etc.
 }
 
 // Detector analyzes video for interlacing
 type Detector struct {
-	FFmpegPath string
+	FFmpegPath  string
 	FFprobePath string
 }
 
 // NewDetector creates a new interlacing detector
 func NewDetector(ffmpegPath, ffprobePath string) *Detector {
 	return &Detector{
-		FFmpegPath: ffmpegPath,
+		FFmpegPath:  ffmpegPath,
 		FFprobePath: ffprobePath,
 	}
 }

internal/sysinfo/sysinfo.go

@@ -13,15 +13,15 @@ import (
 
 // HardwareInfo contains system hardware information
 type HardwareInfo struct {
-	CPU        string `json:"cpu"`
+	CPU       string `json:"cpu"`
-	CPUCores   int    `json:"cpu_cores"`
+	CPUCores  int    `json:"cpu_cores"`
-	CPUMHz     string `json:"cpu_mhz"`
+	CPUMHz    string `json:"cpu_mhz"`
-	GPU        string `json:"gpu"`
+	GPU       string `json:"gpu"`
-	GPUDriver  string `json:"gpu_driver"`
+	GPUDriver string `json:"gpu_driver"`
-	RAM        string `json:"ram"`
+	RAM       string `json:"ram"`
-	RAMMBytes  uint64 `json:"ram_mb"`
+	RAMMBytes uint64 `json:"ram_mb"`
-	OS         string `json:"os"`
+	OS        string `json:"os"`
-	Arch       string `json:"arch"`
+	Arch      string `json:"arch"`
 }
 
 // Detect gathers system hardware information

internal/ui/benchmarkview.go

@@ -38,12 +38,12 @@ type BenchmarkProgressView struct {
 	textColor  color.Color
 	onCancel   func()
 
-	container      *fyne.Container
+	container    *fyne.Container
-	statusLabel    *widget.Label
+	statusLabel  *widget.Label
-	progressBar    *widget.ProgressBar
+	progressBar  *widget.ProgressBar
-	currentLabel   *widget.Label
+	currentLabel *widget.Label
-	resultsBox     *fyne.Container
+	resultsBox   *fyne.Container
-	cancelBtn      *widget.Button
+	cancelBtn    *widget.Button
 }
 
 func (v *BenchmarkProgressView) build() {