feat(video): add comprehensive VA-API/VDPAU hardware video acceleration with auto GPU detection

commit: f790427e3bf5770977990b8b7316b96a2af144fa
author: bamen · 13mo ago · 2025-09-12 05:23 UTC
parent: 866ded8
signature: unsigned

6 files · +354 -2

M internal/config/config.go +50 -1


@@ -11,6 +11,7 @@ import (
11	11		"sync"
12	12		"time"
13	13
	14	+	"github.com/bnema/dumber/pkg/gpu"
14	15		"github.com/fsnotify/fsnotify"
15	16		"github.com/spf13/viper"
16	17		)

@@ -28,7 +29,8 @@ type Config struct {
28	29		SearchShortcuts map[string]SearchShortcut `mapstructure:"search_shortcuts" yaml:"search_shortcuts"`
29	30		Dmenu DmenuConfig `mapstructure:"dmenu" yaml:"dmenu"`
30	31		Logging LoggingConfig `mapstructure:"logging" yaml:"logging"`
31		-	Appearance AppearanceConfig `mapstructure:"appearance" yaml:"appearance"`
	32	+	Appearance AppearanceConfig `mapstructure:"appearance" yaml:"appearance"`
	33	+	VideoAcceleration VideoAccelerationConfig `mapstructure:"video_acceleration" yaml:"video_acceleration"`
32	34		// RenderingMode controls GPU/CPU rendering selection for WebKit
33	35		RenderingMode RenderingMode `mapstructure:"rendering_mode" yaml:"rendering_mode"`
34	36		}

@@ -109,6 +111,15 @@ type AppearanceConfig struct {
109	111		DefaultFontSize int `mapstructure:"default_font_size" yaml:"default_font_size"`
110	112		}
111	113
	114	+	// VideoAccelerationConfig holds video hardware acceleration preferences.
	115	+	type VideoAccelerationConfig struct {
	116	+	EnableVAAPI bool `mapstructure:"enable_vaapi" yaml:"enable_vaapi"`
	117	+	AutoDetectGPU bool `mapstructure:"auto_detect_gpu" yaml:"auto_detect_gpu"`
	118	+	VAAPIDriverName string `mapstructure:"vaapi_driver_name" yaml:"vaapi_driver_name"`
	119	+	EnableAllDrivers bool `mapstructure:"enable_all_drivers" yaml:"enable_all_drivers"`
	120	+	LegacyVAAPI bool `mapstructure:"legacy_vaapi" yaml:"legacy_vaapi"`
	121	+	}
	122	+
112	123		// Manager handles configuration loading, watching, and reloading.
113	124		type Manager struct {
114	125		config *Config

@@ -178,6 +189,21 @@ func NewManager() (*Manager, error) {
178	189		return nil, fmt.Errorf("failed to bind DUMBER_RENDERING_MODE: %w", err)
179	190		}
180	191
	192	+	// Video acceleration environment variable bindings
	193	+	videoAccelEnvBindings := map[string]string{
	194	+	"video_acceleration.enable_vaapi": "DUMBER_VIDEO_ACCELERATION_ENABLE",
	195	+	"video_acceleration.auto_detect_gpu": "DUMBER_VIDEO_AUTO_DETECT",
	196	+	"video_acceleration.vaapi_driver_name": "LIBVA_DRIVER_NAME",
	197	+	"video_acceleration.enable_all_drivers": "GST_VAAPI_ALL_DRIVERS",
	198	+	"video_acceleration.legacy_vaapi": "WEBKIT_GST_ENABLE_LEGACY_VAAPI",
	199	+	}
	200	+
	201	+	for key, env := range videoAccelEnvBindings {
	202	+	if err := v.BindEnv(key, env); err != nil {
	203	+	return nil, fmt.Errorf("failed to bind environment variable %s: %w", env, err)
	204	+	}
	205	+	}
	206	+
181	207		return &Manager{
182	208		viper: v,
183	209		callbacks: make([]func(*Config), 0),

@@ -237,6 +263,14 @@ func (m *Manager) Load() error {
237	263		config.RenderingMode = RenderingModeAuto
238	264		}
239	265
	266	+	// Auto-detect GPU if enabled and driver name is not set
	267	+	if config.VideoAcceleration.AutoDetectGPU && config.VideoAcceleration.VAAPIDriverName == "" {
	268	+	gpuInfo := gpu.DetectGPU()
	269	+	if gpuInfo.SupportsVAAPI() {
	270	+	config.VideoAcceleration.VAAPIDriverName = gpuInfo.GetVAAPIDriverName()
	271	+	}
	272	+	}
	273	+
240	274		m.config = config
241	275		return nil
242	276		}

@@ -324,6 +358,14 @@ func (m *Manager) reload() error {
324	358		config.RenderingMode = RenderingModeAuto
325	359		}
326	360
	361	+	// Auto-detect GPU if enabled and driver name is not set
	362	+	if config.VideoAcceleration.AutoDetectGPU && config.VideoAcceleration.VAAPIDriverName == "" {
	363	+	gpuInfo := gpu.DetectGPU()
	364	+	if gpuInfo.SupportsVAAPI() {
	365	+	config.VideoAcceleration.VAAPIDriverName = gpuInfo.GetVAAPIDriverName()
	366	+	}
	367	+	}
	368	+
327	369		m.config = config
328	370		return nil
329	371		}

@@ -379,6 +421,13 @@ func (m *Manager) setDefaults() {
379	421		m.viper.SetDefault("appearance.monospace_font", defaults.Appearance.MonospaceFont)
380	422		m.viper.SetDefault("appearance.default_font_size", defaults.Appearance.DefaultFontSize)
381	423
	424	+	// Video acceleration defaults
	425	+	m.viper.SetDefault("video_acceleration.enable_vaapi", defaults.VideoAcceleration.EnableVAAPI)
	426	+	m.viper.SetDefault("video_acceleration.auto_detect_gpu", defaults.VideoAcceleration.AutoDetectGPU)
	427	+	m.viper.SetDefault("video_acceleration.vaapi_driver_name", defaults.VideoAcceleration.VAAPIDriverName)
	428	+	m.viper.SetDefault("video_acceleration.enable_all_drivers", defaults.VideoAcceleration.EnableAllDrivers)
	429	+	m.viper.SetDefault("video_acceleration.legacy_vaapi", defaults.VideoAcceleration.LegacyVAAPI)
	430	+
382	431		// Rendering defaults
383	432		m.viper.SetDefault("rendering_mode", string(RenderingModeAuto))
384	433		}


@@ -11,6 +11,7 @@ import (
11		"sync"	11		"sync"
12		"time"	12		"time"
13			13
			14	+	"github.com/bnema/dumber/pkg/gpu"
14		"github.com/fsnotify/fsnotify"	15		"github.com/fsnotify/fsnotify"
15		"github.com/spf13/viper"	16		"github.com/spf13/viper"
16		)	17		)

@@ -28,7 +29,8 @@ type Config struct {
28		SearchShortcuts map[string]SearchShortcut `mapstructure:"search_shortcuts" yaml:"search_shortcuts"`	29		SearchShortcuts map[string]SearchShortcut `mapstructure:"search_shortcuts" yaml:"search_shortcuts"`
29		Dmenu DmenuConfig `mapstructure:"dmenu" yaml:"dmenu"`	30		Dmenu DmenuConfig `mapstructure:"dmenu" yaml:"dmenu"`
30		Logging LoggingConfig `mapstructure:"logging" yaml:"logging"`	31		Logging LoggingConfig `mapstructure:"logging" yaml:"logging"`
31	-	Appearance AppearanceConfig `mapstructure:"appearance" yaml:"appearance"`	32	+	Appearance AppearanceConfig `mapstructure:"appearance" yaml:"appearance"`
			33	+	VideoAcceleration VideoAccelerationConfig `mapstructure:"video_acceleration" yaml:"video_acceleration"`
32		// RenderingMode controls GPU/CPU rendering selection for WebKit	34		// RenderingMode controls GPU/CPU rendering selection for WebKit
33		RenderingMode RenderingMode `mapstructure:"rendering_mode" yaml:"rendering_mode"`	35		RenderingMode RenderingMode `mapstructure:"rendering_mode" yaml:"rendering_mode"`
34		}	36		}

@@ -109,6 +111,15 @@ type AppearanceConfig struct {
109		DefaultFontSize int `mapstructure:"default_font_size" yaml:"default_font_size"`	111		DefaultFontSize int `mapstructure:"default_font_size" yaml:"default_font_size"`
110		}	112		}
111			113
			114	+	// VideoAccelerationConfig holds video hardware acceleration preferences.
			115	+	type VideoAccelerationConfig struct {
			116	+	EnableVAAPI bool `mapstructure:"enable_vaapi" yaml:"enable_vaapi"`
			117	+	AutoDetectGPU bool `mapstructure:"auto_detect_gpu" yaml:"auto_detect_gpu"`
			118	+	VAAPIDriverName string `mapstructure:"vaapi_driver_name" yaml:"vaapi_driver_name"`
			119	+	EnableAllDrivers bool `mapstructure:"enable_all_drivers" yaml:"enable_all_drivers"`
			120	+	LegacyVAAPI bool `mapstructure:"legacy_vaapi" yaml:"legacy_vaapi"`
			121	+	}
			122	+
112		// Manager handles configuration loading, watching, and reloading.	123		// Manager handles configuration loading, watching, and reloading.
113		type Manager struct {	124		type Manager struct {
114		config *Config	125		config *Config

@@ -178,6 +189,21 @@ func NewManager() (*Manager, error) {
178		return nil, fmt.Errorf("failed to bind DUMBER_RENDERING_MODE: %w", err)	189		return nil, fmt.Errorf("failed to bind DUMBER_RENDERING_MODE: %w", err)
179		}	190		}
180			191
			192	+	// Video acceleration environment variable bindings
			193	+	videoAccelEnvBindings := map[string]string{
			194	+	"video_acceleration.enable_vaapi": "DUMBER_VIDEO_ACCELERATION_ENABLE",
			195	+	"video_acceleration.auto_detect_gpu": "DUMBER_VIDEO_AUTO_DETECT",
			196	+	"video_acceleration.vaapi_driver_name": "LIBVA_DRIVER_NAME",
			197	+	"video_acceleration.enable_all_drivers": "GST_VAAPI_ALL_DRIVERS",
			198	+	"video_acceleration.legacy_vaapi": "WEBKIT_GST_ENABLE_LEGACY_VAAPI",
			199	+	}
			200	+
			201	+	for key, env := range videoAccelEnvBindings {
			202	+	if err := v.BindEnv(key, env); err != nil {
			203	+	return nil, fmt.Errorf("failed to bind environment variable %s: %w", env, err)
			204	+	}
			205	+	}
			206	+
181		return &Manager{	207		return &Manager{
182		viper: v,	208		viper: v,
183		callbacks: make([]func(*Config), 0),	209		callbacks: make([]func(*Config), 0),

@@ -237,6 +263,14 @@ func (m *Manager) Load() error {
237		config.RenderingMode = RenderingModeAuto	263		config.RenderingMode = RenderingModeAuto
238		}	264		}
239			265
			266	+	// Auto-detect GPU if enabled and driver name is not set
			267	+	if config.VideoAcceleration.AutoDetectGPU && config.VideoAcceleration.VAAPIDriverName == "" {
			268	+	gpuInfo := gpu.DetectGPU()
			269	+	if gpuInfo.SupportsVAAPI() {
			270	+	config.VideoAcceleration.VAAPIDriverName = gpuInfo.GetVAAPIDriverName()
			271	+	}
			272	+	}
			273	+
240		m.config = config	274		m.config = config
241		return nil	275		return nil
242		}	276		}

@@ -324,6 +358,14 @@ func (m *Manager) reload() error {
324		config.RenderingMode = RenderingModeAuto	358		config.RenderingMode = RenderingModeAuto
325		}	359		}
326			360
			361	+	// Auto-detect GPU if enabled and driver name is not set
			362	+	if config.VideoAcceleration.AutoDetectGPU && config.VideoAcceleration.VAAPIDriverName == "" {
			363	+	gpuInfo := gpu.DetectGPU()
			364	+	if gpuInfo.SupportsVAAPI() {
			365	+	config.VideoAcceleration.VAAPIDriverName = gpuInfo.GetVAAPIDriverName()
			366	+	}
			367	+	}
			368	+
327		m.config = config	369		m.config = config
328		return nil	370		return nil
329		}	371		}

@@ -379,6 +421,13 @@ func (m *Manager) setDefaults() {
379		m.viper.SetDefault("appearance.monospace_font", defaults.Appearance.MonospaceFont)	421		m.viper.SetDefault("appearance.monospace_font", defaults.Appearance.MonospaceFont)
380		m.viper.SetDefault("appearance.default_font_size", defaults.Appearance.DefaultFontSize)	422		m.viper.SetDefault("appearance.default_font_size", defaults.Appearance.DefaultFontSize)
381			423
			424	+	// Video acceleration defaults
			425	+	m.viper.SetDefault("video_acceleration.enable_vaapi", defaults.VideoAcceleration.EnableVAAPI)
			426	+	m.viper.SetDefault("video_acceleration.auto_detect_gpu", defaults.VideoAcceleration.AutoDetectGPU)
			427	+	m.viper.SetDefault("video_acceleration.vaapi_driver_name", defaults.VideoAcceleration.VAAPIDriverName)
			428	+	m.viper.SetDefault("video_acceleration.enable_all_drivers", defaults.VideoAcceleration.EnableAllDrivers)
			429	+	m.viper.SetDefault("video_acceleration.legacy_vaapi", defaults.VideoAcceleration.LegacyVAAPI)
			430	+
382		// Rendering defaults	431		// Rendering defaults
383		m.viper.SetDefault("rendering_mode", string(RenderingModeAuto))	432		m.viper.SetDefault("rendering_mode", string(RenderingModeAuto))
384		}	433		}

M internal/config/defaults.go +7 -0


@@ -99,6 +99,13 @@ func DefaultConfig() *Config {
99	99		MonospaceFont: "Fira Code",
100	100		DefaultFontSize: defaultFontSize,
101	101		},
	102	+	VideoAcceleration: VideoAccelerationConfig{
	103	+	EnableVAAPI: true,
	104	+	AutoDetectGPU: true,
	105	+	VAAPIDriverName: "", // Will be auto-detected
	106	+	EnableAllDrivers: true,
	107	+	LegacyVAAPI: false,
	108	+	},
102	109		RenderingMode: RenderingModeAuto,
103	110		}
104	111		}


@@ -99,6 +99,13 @@ func DefaultConfig() *Config {
99	MonospaceFont: "Fira Code",	99		MonospaceFont: "Fira Code",
100	DefaultFontSize: defaultFontSize,	100		DefaultFontSize: defaultFontSize,
101	},	101		},
		102	+	VideoAcceleration: VideoAccelerationConfig{
		103	+	EnableVAAPI: true,
		104	+	AutoDetectGPU: true,
		105	+	VAAPIDriverName: "", // Will be auto-detected
		106	+	EnableAllDrivers: true,
		107	+	LegacyVAAPI: false,
		108	+	},
102	RenderingMode: RenderingModeAuto,	109		RenderingMode: RenderingModeAuto,
103	}	110		}
104	}	111		}

M main.go +8 -1


@@ -437,7 +437,14 @@ func runBrowser() {
437	437		DefaultMonospaceFont: cfg.Appearance.MonospaceFont,
438	438		DefaultFontSize: cfg.Appearance.DefaultFontSize,
439	439		Rendering: webkit.RenderingConfig{Mode: string(cfg.RenderingMode)},
440		-	Memory: readMemoryConfigFromEnv(),
	440	+	VideoAcceleration: webkit.VideoAccelerationConfig{
	441	+	EnableVAAPI: cfg.VideoAcceleration.EnableVAAPI,
	442	+	AutoDetectGPU: cfg.VideoAcceleration.AutoDetectGPU,
	443	+	VAAPIDriverName: cfg.VideoAcceleration.VAAPIDriverName,
	444	+	EnableAllDrivers: cfg.VideoAcceleration.EnableAllDrivers,
	445	+	LegacyVAAPI: cfg.VideoAcceleration.LegacyVAAPI,
	446	+	},
	447	+	Memory: readMemoryConfigFromEnv(),
441	448		})
442	449		if err != nil {
443	450		log.Printf("Warning: failed to create WebView: %v", err)

 		DefaultMonospaceFont:  cfg.Appearance.MonospaceFont,
 		DefaultFontSize:       cfg.Appearance.DefaultFontSize,
 		Rendering:             webkit.RenderingConfig{Mode: string(cfg.RenderingMode)},
-		Memory:                readMemoryConfigFromEnv(),
+		VideoAcceleration: webkit.VideoAccelerationConfig{
+			EnableVAAPI:      cfg.VideoAcceleration.EnableVAAPI,
+			AutoDetectGPU:    cfg.VideoAcceleration.AutoDetectGPU,
+			VAAPIDriverName:  cfg.VideoAcceleration.VAAPIDriverName,
+			EnableAllDrivers: cfg.VideoAcceleration.EnableAllDrivers,
+			LegacyVAAPI:      cfg.VideoAcceleration.LegacyVAAPI,
+		},
+		Memory: readMemoryConfigFromEnv(),
 	})
 	if err != nil {
 		log.Printf("Warning: failed to create WebView: %v", err)

A pkg/gpu/detect.go +233 -0

@@ -0,0 +1,233 @@
	1	+	package gpu
	2	+
	3	+	import (
	4	+	"os"
	5	+	"os/exec"
	6	+	"path/filepath"
	7	+	"regexp"
	8	+	"strings"
	9	+
	10	+	"github.com/bnema/dumber/internal/logging"
	11	+	)
	12	+
	13	+	// GPUVendor represents GPU vendor types
	14	+	type GPUVendor string
	15	+
	16	+	const (
	17	+	GPUVendorAMD GPUVendor = "amd"
	18	+	GPUVendorNVIDIA GPUVendor = "nvidia"
	19	+	GPUVendorIntel GPUVendor = "intel"
	20	+	GPUVendorUnknown GPUVendor = "unknown"
	21	+	)
	22	+
	23	+	// GPUInfo contains information about the detected GPU
	24	+	type GPUInfo struct {
	25	+	Vendor GPUVendor
	26	+	Name string
	27	+	Driver string // radeonsi, nouveau, i965, etc.
	28	+	}
	29	+
	30	+	// String returns a string representation of the GPU info
	31	+	func (g GPUInfo) String() string {
	32	+	if g.Name != "" {
	33	+	return string(g.Vendor) + " (" + g.Name + ")"
	34	+	}
	35	+	return string(g.Vendor)
	36	+	}
	37	+
	38	+	// DetectGPU attempts to detect the GPU vendor and driver using multiple methods
	39	+	func DetectGPU() GPUInfo {
	40	+	logging.Debug("Starting GPU detection")
	41	+
	42	+	// Try methods in order of reliability
	43	+	methods := []func() GPUInfo{
	44	+	detectViaGLXInfo,
	45	+	detectViaLSPCI,
	46	+	detectViaSysFS,
	47	+	detectViaNVIDIAProc,
	48	+	}
	49	+
	50	+	for _, method := range methods {
	51	+	if info := method(); info.Vendor != GPUVendorUnknown {
	52	+	logging.Info("GPU detected: " + info.String() + " (driver: " + info.GetVAAPIDriverName() + ")")
	53	+	return info
	54	+	}
	55	+	}
	56	+
	57	+	logging.Warn("No GPU detected using any method")
	58	+	return GPUInfo{Vendor: GPUVendorUnknown}
	59	+	}
	60	+
	61	+	// detectViaGLXInfo uses glxinfo to detect GPU vendor and driver
	62	+	func detectViaGLXInfo() GPUInfo {
	63	+	cmd := exec.Command("glxinfo")
	64	+	output, err := cmd.Output()
	65	+	if err != nil {
	66	+	return GPUInfo{Vendor: GPUVendorUnknown}
	67	+	}
	68	+
	69	+	lines := strings.Split(string(output), "\n")
	70	+	var vendor, renderer string
	71	+
	72	+	for _, line := range lines {
	73	+	line = strings.TrimSpace(line)
	74	+	if strings.HasPrefix(line, "OpenGL vendor string:") {
	75	+	vendor = strings.TrimSpace(strings.TrimPrefix(line, "OpenGL vendor string:"))
	76	+	} else if strings.HasPrefix(line, "OpenGL renderer string:") {
	77	+	renderer = strings.TrimSpace(strings.TrimPrefix(line, "OpenGL renderer string:"))
	78	+	}
	79	+	}
	80	+
	81	+	info := GPUInfo{Name: renderer}
	82	+
	83	+	// Parse vendor
	84	+	vendor = strings.ToLower(vendor)
	85	+	if strings.Contains(vendor, "amd") \|\| strings.Contains(vendor, "ati") {
	86	+	info.Vendor = GPUVendorAMD
	87	+	// Extract driver from renderer (e.g., "radeonsi" from "AMD Radeon RX 9070 XT (radeonsi, ...)")
	88	+	if strings.Contains(renderer, "radeonsi") {
	89	+	info.Driver = "radeonsi"
	90	+	}
	91	+	} else if strings.Contains(vendor, "nvidia") {
	92	+	info.Vendor = GPUVendorNVIDIA
	93	+	info.Driver = "nvidia"
	94	+	} else if strings.Contains(vendor, "intel") {
	95	+	info.Vendor = GPUVendorIntel
	96	+	// Intel can use iHD or i965 drivers
	97	+	if strings.Contains(renderer, "iHD") {
	98	+	info.Driver = "iHD"
	99	+	} else {
	100	+	info.Driver = "i965"
	101	+	}
	102	+	}
	103	+
	104	+	return info
	105	+	}
	106	+
	107	+	// detectViaLSPCI uses lspci to detect GPU vendor
	108	+	func detectViaLSPCI() GPUInfo {
	109	+	cmd := exec.Command("lspci")
	110	+	output, err := cmd.Output()
	111	+	if err != nil {
	112	+	return GPUInfo{Vendor: GPUVendorUnknown}
	113	+	}
	114	+
	115	+	lines := strings.Split(string(output), "\n")
	116	+	vgaPattern := regexp.MustCompile(`(?i)VGA\|3D\|Display`)
	117	+
	118	+	for _, line := range lines {
	119	+	if vgaPattern.MatchString(line) {
	120	+	line = strings.ToLower(line)
	121	+	if strings.Contains(line, "amd") \|\| strings.Contains(line, "ati") {
	122	+	return GPUInfo{
	123	+	Vendor: GPUVendorAMD,
	124	+	Name: extractDeviceName(line),
	125	+	Driver: "radeonsi", // Default for modern AMD GPUs
	126	+	}
	127	+	} else if strings.Contains(line, "nvidia") {
	128	+	return GPUInfo{
	129	+	Vendor: GPUVendorNVIDIA,
	130	+	Name: extractDeviceName(line),
	131	+	Driver: "nvidia",
	132	+	}
	133	+	} else if strings.Contains(line, "intel") {
	134	+	return GPUInfo{
	135	+	Vendor: GPUVendorIntel,
	136	+	Name: extractDeviceName(line),
	137	+	Driver: "iHD", // Default to newer Intel driver
	138	+	}
	139	+	}
	140	+	}
	141	+	}
	142	+
	143	+	return GPUInfo{Vendor: GPUVendorUnknown}
	144	+	}
	145	+
	146	+	// detectViaSysFS checks sysfs for GPU vendor IDs
	147	+	func detectViaSysFS() GPUInfo {
	148	+	pattern := "/sys/class/drm/card*/device/vendor"
	149	+	matches, err := filepath.Glob(pattern)
	150	+	if err != nil {
	151	+	return GPUInfo{Vendor: GPUVendorUnknown}
	152	+	}
	153	+
	154	+	for _, vendorFile := range matches {
	155	+	data, err := os.ReadFile(vendorFile)
	156	+	if err != nil {
	157	+	continue
	158	+	}
	159	+
	160	+	vendorID := strings.TrimSpace(string(data))
	161	+	switch vendorID {
	162	+	case "0x1002": // AMD
	163	+	return GPUInfo{
	164	+	Vendor: GPUVendorAMD,
	165	+	Driver: "radeonsi",
	166	+	}
	167	+	case "0x10de": // NVIDIA
	168	+	return GPUInfo{
	169	+	Vendor: GPUVendorNVIDIA,
	170	+	Driver: "nvidia",
	171	+	}
	172	+	case "0x8086": // Intel
	173	+	return GPUInfo{
	174	+	Vendor: GPUVendorIntel,
	175	+	Driver: "iHD",
	176	+	}
	177	+	}
	178	+	}
	179	+
	180	+	return GPUInfo{Vendor: GPUVendorUnknown}
	181	+	}
	182	+
	183	+	// detectViaNVIDIAProc checks for NVIDIA driver via /proc
	184	+	func detectViaNVIDIAProc() GPUInfo {
	185	+	if _, err := os.Stat("/proc/driver/nvidia/version"); err == nil {
	186	+	return GPUInfo{
	187	+	Vendor: GPUVendorNVIDIA,
	188	+	Driver: "nvidia",
	189	+	}
	190	+	}
	191	+	return GPUInfo{Vendor: GPUVendorUnknown}
	192	+	}
	193	+
	194	+	// extractDeviceName extracts a readable device name from lspci output
	195	+	func extractDeviceName(line string) string {
	196	+	// Extract text after the colon but before any brackets
	197	+	parts := strings.Split(line, ":")
	198	+	if len(parts) < 2 {
	199	+	return ""
	200	+	}
	201	+
	202	+	name := strings.TrimSpace(parts[len(parts)-1])
	203	+
	204	+	// Remove revision info in parentheses
	205	+	if idx := strings.Index(name, " (rev "); idx != -1 {
	206	+	name = name[:idx]
	207	+	}
	208	+
	209	+	return name
	210	+	}
	211	+
	212	+	// GetVAAPIDriverName returns the appropriate VA-API driver name for the GPU vendor
	213	+	func (g GPUInfo) GetVAAPIDriverName() string {
	214	+	if g.Driver != "" {
	215	+	return g.Driver
	216	+	}
	217	+
	218	+	switch g.Vendor {
	219	+	case GPUVendorAMD:
	220	+	return "radeonsi"
	221	+	case GPUVendorNVIDIA:
	222	+	return "vdpau" // NVIDIA uses VDPAU backend for VA-API
	223	+	case GPUVendorIntel:
	224	+	return "iHD" // Modern Intel GPUs
	225	+	default:
	226	+	return ""
	227	+	}
	228	+	}
	229	+
	230	+	// SupportsVAAPI returns true if the GPU vendor supports VA-API
	231	+	func (g GPUInfo) SupportsVAAPI() bool {
	232	+	return g.Vendor == GPUVendorAMD \|\| g.Vendor == GPUVendorIntel \|\| g.Vendor == GPUVendorNVIDIA
	233	+	}⏎̸

@@ -0,0 +1,233 @@
	1	+	package gpu
	2	+
	3	+	import (
	4	+	"os"
	5	+	"os/exec"
	6	+	"path/filepath"
	7	+	"regexp"
	8	+	"strings"
	9	+
	10	+	"github.com/bnema/dumber/internal/logging"
	11	+	)
	12	+
	13	+	// GPUVendor represents GPU vendor types
	14	+	type GPUVendor string
	15	+
	16	+	const (
	17	+	GPUVendorAMD GPUVendor = "amd"
	18	+	GPUVendorNVIDIA GPUVendor = "nvidia"
	19	+	GPUVendorIntel GPUVendor = "intel"
	20	+	GPUVendorUnknown GPUVendor = "unknown"
	21	+	)
	22	+
	23	+	// GPUInfo contains information about the detected GPU
	24	+	type GPUInfo struct {
	25	+	Vendor GPUVendor
	26	+	Name string
	27	+	Driver string // radeonsi, nouveau, i965, etc.
	28	+	}
	29	+
	30	+	// String returns a string representation of the GPU info
	31	+	func (g GPUInfo) String() string {
	32	+	if g.Name != "" {
	33	+	return string(g.Vendor) + " (" + g.Name + ")"
	34	+	}
	35	+	return string(g.Vendor)
	36	+	}
	37	+
	38	+	// DetectGPU attempts to detect the GPU vendor and driver using multiple methods
	39	+	func DetectGPU() GPUInfo {
	40	+	logging.Debug("Starting GPU detection")
	41	+
	42	+	// Try methods in order of reliability
	43	+	methods := []func() GPUInfo{
	44	+	detectViaGLXInfo,
	45	+	detectViaLSPCI,
	46	+	detectViaSysFS,
	47	+	detectViaNVIDIAProc,
	48	+	}
	49	+
	50	+	for _, method := range methods {
	51	+	if info := method(); info.Vendor != GPUVendorUnknown {
	52	+	logging.Info("GPU detected: " + info.String() + " (driver: " + info.GetVAAPIDriverName() + ")")
	53	+	return info
	54	+	}
	55	+	}
	56	+
	57	+	logging.Warn("No GPU detected using any method")
	58	+	return GPUInfo{Vendor: GPUVendorUnknown}
	59	+	}
	60	+
	61	+	// detectViaGLXInfo uses glxinfo to detect GPU vendor and driver
	62	+	func detectViaGLXInfo() GPUInfo {
	63	+	cmd := exec.Command("glxinfo")
	64	+	output, err := cmd.Output()
	65	+	if err != nil {
	66	+	return GPUInfo{Vendor: GPUVendorUnknown}
	67	+	}
	68	+
	69	+	lines := strings.Split(string(output), "\n")
	70	+	var vendor, renderer string
	71	+
	72	+	for _, line := range lines {
	73	+	line = strings.TrimSpace(line)
	74	+	if strings.HasPrefix(line, "OpenGL vendor string:") {
	75	+	vendor = strings.TrimSpace(strings.TrimPrefix(line, "OpenGL vendor string:"))
	76	+	} else if strings.HasPrefix(line, "OpenGL renderer string:") {
	77	+	renderer = strings.TrimSpace(strings.TrimPrefix(line, "OpenGL renderer string:"))
	78	+	}
	79	+	}
	80	+
	81	+	info := GPUInfo{Name: renderer}
	82	+
	83	+	// Parse vendor
	84	+	vendor = strings.ToLower(vendor)
	85	+	if strings.Contains(vendor, "amd") \|\| strings.Contains(vendor, "ati") {
	86	+	info.Vendor = GPUVendorAMD
	87	+	// Extract driver from renderer (e.g., "radeonsi" from "AMD Radeon RX 9070 XT (radeonsi, ...)")
	88	+	if strings.Contains(renderer, "radeonsi") {
	89	+	info.Driver = "radeonsi"
	90	+	}
	91	+	} else if strings.Contains(vendor, "nvidia") {
	92	+	info.Vendor = GPUVendorNVIDIA
	93	+	info.Driver = "nvidia"
	94	+	} else if strings.Contains(vendor, "intel") {
	95	+	info.Vendor = GPUVendorIntel
	96	+	// Intel can use iHD or i965 drivers
	97	+	if strings.Contains(renderer, "iHD") {
	98	+	info.Driver = "iHD"
	99	+	} else {
	100	+	info.Driver = "i965"
	101	+	}
	102	+	}
	103	+
	104	+	return info
	105	+	}
	106	+
	107	+	// detectViaLSPCI uses lspci to detect GPU vendor
	108	+	func detectViaLSPCI() GPUInfo {
	109	+	cmd := exec.Command("lspci")
	110	+	output, err := cmd.Output()
	111	+	if err != nil {
	112	+	return GPUInfo{Vendor: GPUVendorUnknown}
	113	+	}
	114	+
	115	+	lines := strings.Split(string(output), "\n")
	116	+	vgaPattern := regexp.MustCompile(`(?i)VGA\|3D\|Display`)
	117	+
	118	+	for _, line := range lines {
	119	+	if vgaPattern.MatchString(line) {
	120	+	line = strings.ToLower(line)
	121	+	if strings.Contains(line, "amd") \|\| strings.Contains(line, "ati") {
	122	+	return GPUInfo{
	123	+	Vendor: GPUVendorAMD,
	124	+	Name: extractDeviceName(line),
	125	+	Driver: "radeonsi", // Default for modern AMD GPUs
	126	+	}
	127	+	} else if strings.Contains(line, "nvidia") {
	128	+	return GPUInfo{
	129	+	Vendor: GPUVendorNVIDIA,
	130	+	Name: extractDeviceName(line),
	131	+	Driver: "nvidia",
	132	+	}
	133	+	} else if strings.Contains(line, "intel") {
	134	+	return GPUInfo{
	135	+	Vendor: GPUVendorIntel,
	136	+	Name: extractDeviceName(line),
	137	+	Driver: "iHD", // Default to newer Intel driver
	138	+	}
	139	+	}
	140	+	}
	141	+	}
	142	+
	143	+	return GPUInfo{Vendor: GPUVendorUnknown}
	144	+	}
	145	+
	146	+	// detectViaSysFS checks sysfs for GPU vendor IDs
	147	+	func detectViaSysFS() GPUInfo {
	148	+	pattern := "/sys/class/drm/card*/device/vendor"
	149	+	matches, err := filepath.Glob(pattern)
	150	+	if err != nil {
	151	+	return GPUInfo{Vendor: GPUVendorUnknown}
	152	+	}
	153	+
	154	+	for _, vendorFile := range matches {
	155	+	data, err := os.ReadFile(vendorFile)
	156	+	if err != nil {
	157	+	continue
	158	+	}
	159	+
	160	+	vendorID := strings.TrimSpace(string(data))
	161	+	switch vendorID {
	162	+	case "0x1002": // AMD
	163	+	return GPUInfo{
	164	+	Vendor: GPUVendorAMD,
	165	+	Driver: "radeonsi",
	166	+	}
	167	+	case "0x10de": // NVIDIA
	168	+	return GPUInfo{
	169	+	Vendor: GPUVendorNVIDIA,
	170	+	Driver: "nvidia",
	171	+	}
	172	+	case "0x8086": // Intel
	173	+	return GPUInfo{
	174	+	Vendor: GPUVendorIntel,
	175	+	Driver: "iHD",
	176	+	}
	177	+	}
	178	+	}
	179	+
	180	+	return GPUInfo{Vendor: GPUVendorUnknown}
	181	+	}
	182	+
	183	+	// detectViaNVIDIAProc checks for NVIDIA driver via /proc
	184	+	func detectViaNVIDIAProc() GPUInfo {
	185	+	if _, err := os.Stat("/proc/driver/nvidia/version"); err == nil {
	186	+	return GPUInfo{
	187	+	Vendor: GPUVendorNVIDIA,
	188	+	Driver: "nvidia",
	189	+	}
	190	+	}
	191	+	return GPUInfo{Vendor: GPUVendorUnknown}
	192	+	}
	193	+
	194	+	// extractDeviceName extracts a readable device name from lspci output
	195	+	func extractDeviceName(line string) string {
	196	+	// Extract text after the colon but before any brackets
	197	+	parts := strings.Split(line, ":")
	198	+	if len(parts) < 2 {
	199	+	return ""
	200	+	}
	201	+
	202	+	name := strings.TrimSpace(parts[len(parts)-1])
	203	+
	204	+	// Remove revision info in parentheses
	205	+	if idx := strings.Index(name, " (rev "); idx != -1 {
	206	+	name = name[:idx]
	207	+	}
	208	+
	209	+	return name
	210	+	}
	211	+
	212	+	// GetVAAPIDriverName returns the appropriate VA-API driver name for the GPU vendor
	213	+	func (g GPUInfo) GetVAAPIDriverName() string {
	214	+	if g.Driver != "" {
	215	+	return g.Driver
	216	+	}
	217	+
	218	+	switch g.Vendor {
	219	+	case GPUVendorAMD:
	220	+	return "radeonsi"
	221	+	case GPUVendorNVIDIA:
	222	+	return "vdpau" // NVIDIA uses VDPAU backend for VA-API
	223	+	case GPUVendorIntel:
	224	+	return "iHD" // Modern Intel GPUs
	225	+	default:
	226	+	return ""
	227	+	}
	228	+	}
	229	+
	230	+	// SupportsVAAPI returns true if the GPU vendor supports VA-API
	231	+	func (g GPUInfo) SupportsVAAPI() bool {
	232	+	return g.Vendor == GPUVendorAMD \|\| g.Vendor == GPUVendorIntel \|\| g.Vendor == GPUVendorNVIDIA
	233	+	}⏎̸

M pkg/webkit/settings.go +12 -0


@@ -29,6 +29,9 @@ type Config struct {
29	29		// Rendering controls GPU/CPU selection and debug options
30	30		Rendering RenderingConfig
31	31
	32	+	// VideoAcceleration controls video hardware acceleration settings
	33	+	VideoAcceleration VideoAccelerationConfig
	34	+
32	35		// Memory controls memory optimization settings
33	36		Memory MemoryConfig
34	37		}

@@ -41,6 +44,15 @@ type RenderingConfig struct {
41	44		DebugGPU bool
42	45		}
43	46
	47	+	// VideoAccelerationConfig controls video hardware acceleration settings.
	48	+	type VideoAccelerationConfig struct {
	49	+	EnableVAAPI bool
	50	+	AutoDetectGPU bool
	51	+	VAAPIDriverName string
	52	+	EnableAllDrivers bool
	53	+	LegacyVAAPI bool
	54	+	}
	55	+
44	56		// CacheModel represents WebKit cache model options for memory optimization.
45	57		type CacheModel string
46	58


@@ -29,6 +29,9 @@ type Config struct {
29	// Rendering controls GPU/CPU selection and debug options	29		// Rendering controls GPU/CPU selection and debug options
30	Rendering RenderingConfig	30		Rendering RenderingConfig
31		31
		32	+	// VideoAcceleration controls video hardware acceleration settings
		33	+	VideoAcceleration VideoAccelerationConfig
		34	+
32	// Memory controls memory optimization settings	35		// Memory controls memory optimization settings
33	Memory MemoryConfig	36		Memory MemoryConfig
34	}	37		}

@@ -41,6 +44,15 @@ type RenderingConfig struct {
41	DebugGPU bool	44		DebugGPU bool
42	}	45		}
43		46
		47	+	// VideoAccelerationConfig controls video hardware acceleration settings.
		48	+	type VideoAccelerationConfig struct {
		49	+	EnableVAAPI bool
		50	+	AutoDetectGPU bool
		51	+	VAAPIDriverName string
		52	+	EnableAllDrivers bool
		53	+	LegacyVAAPI bool
		54	+	}
		55	+
44	// CacheModel represents WebKit cache model options for memory optimization.	56		// CacheModel represents WebKit cache model options for memory optimization.
45	type CacheModel string	57		type CacheModel string
46		58

M pkg/webkit/webview_cgo.go +44 -0


@@ -50,6 +50,35 @@ static void on_tls_dialog_response(GtkDialog *dialog, gint response_id, gpointer
50	50		static gboolean show_tls_warning_dialog_sync(GtkWindow parent, const char hostname, const char* error_msg);
51	51		static char* extract_certificate_info(GTlsCertificate* certificate);
52	52
	53	+	// Setup video acceleration environment variables
	54	+	static void setup_video_acceleration(const char* driver_name, int enable_all, int legacy) {
	55	+	if (legacy) {
	56	+	// Legacy mode: force old VA-API plugins, disable modern ones
	57	+	setenv("WEBKIT_GST_ENABLE_LEGACY_VAAPI", "1", 1);
	58	+	// Don't set other env vars in legacy mode to avoid conflicts
	59	+	return;
	60	+	}
	61	+
	62	+	// Modern mode (default): use improved VA-API handling
	63	+	if (driver_name && strlen(driver_name) > 0) {
	64	+	if (strcmp(driver_name, "nvidia") == 0) {
	65	+	// NVIDIA uses different env vars for hardware video acceleration
	66	+	setenv("VDPAU_DRIVER", "nvidia", 1);
	67	+	setenv("LIBVA_DRIVER_NAME", "vdpau", 1);
	68	+	} else if (strcmp(driver_name, "vdpau") == 0) {
	69	+	// Explicit VDPAU backend (for NVIDIA via VA-API)
	70	+	setenv("LIBVA_DRIVER_NAME", "vdpau", 1);
	71	+	} else {
	72	+	// AMD/Intel use VA-API directly
	73	+	setenv("LIBVA_DRIVER_NAME", driver_name, 1);
	74	+	}
	75	+	}
	76	+
	77	+	if (enable_all) {
	78	+	setenv("GST_VAAPI_ALL_DRIVERS", "1", 1);
	79	+	}
	80	+	}
	81	+
53	82		// Construct a WebKitWebView via g_object_new with a fresh UserContentManager.
54	83		static GtkWidget* new_webview_with_ucm_and_session(const char* data_dir, const char* cache_dir, const char* cookie_path, WebKitUserContentManager** out_ucm, WebKitMemoryPressureSettings* pressure_settings) {
55	84		WebKitUserContentManager* u = webkit_user_content_manager_new();

@@ -601,6 +630,21 @@ func NewWebView(cfg Config) (WebView, error) {
601	630		cfg = &Config{}
602	631		}
603	632
	633	+	// Setup video acceleration environment variables before creating WebView
	634	+	if cfg.VideoAcceleration.EnableVAAPI {
	635	+	driverName := C.CString(cfg.VideoAcceleration.VAAPIDriverName)
	636	+	enableAll := 0
	637	+	if cfg.VideoAcceleration.EnableAllDrivers {
	638	+	enableAll = 1
	639	+	}
	640	+	legacy := 0
	641	+	if cfg.VideoAcceleration.LegacyVAAPI {
	642	+	legacy = 1
	643	+	}
	644	+	C.setup_video_acceleration(driverName, C.int(enableAll), C.int(legacy))
	645	+	C.free(unsafe.Pointer(driverName))
	646	+	}
	647	+
604	648		// Prepare persistent website data/caches
605	649		dataDir := cfg.DataDir
606	650		cacheDir := cfg.CacheDir


@@ -50,6 +50,35 @@ static void on_tls_dialog_response(GtkDialog *dialog, gint response_id, gpointer
50	static gboolean show_tls_warning_dialog_sync(GtkWindow parent, const char hostname, const char* error_msg);	50		static gboolean show_tls_warning_dialog_sync(GtkWindow parent, const char hostname, const char* error_msg);
51	static char* extract_certificate_info(GTlsCertificate* certificate);	51		static char* extract_certificate_info(GTlsCertificate* certificate);
52		52
		53	+	// Setup video acceleration environment variables
		54	+	static void setup_video_acceleration(const char* driver_name, int enable_all, int legacy) {
		55	+	if (legacy) {
		56	+	// Legacy mode: force old VA-API plugins, disable modern ones
		57	+	setenv("WEBKIT_GST_ENABLE_LEGACY_VAAPI", "1", 1);
		58	+	// Don't set other env vars in legacy mode to avoid conflicts
		59	+	return;
		60	+	}
		61	+
		62	+	// Modern mode (default): use improved VA-API handling
		63	+	if (driver_name && strlen(driver_name) > 0) {
		64	+	if (strcmp(driver_name, "nvidia") == 0) {
		65	+	// NVIDIA uses different env vars for hardware video acceleration
		66	+	setenv("VDPAU_DRIVER", "nvidia", 1);
		67	+	setenv("LIBVA_DRIVER_NAME", "vdpau", 1);
		68	+	} else if (strcmp(driver_name, "vdpau") == 0) {
		69	+	// Explicit VDPAU backend (for NVIDIA via VA-API)
		70	+	setenv("LIBVA_DRIVER_NAME", "vdpau", 1);
		71	+	} else {
		72	+	// AMD/Intel use VA-API directly
		73	+	setenv("LIBVA_DRIVER_NAME", driver_name, 1);
		74	+	}
		75	+	}
		76	+
		77	+	if (enable_all) {
		78	+	setenv("GST_VAAPI_ALL_DRIVERS", "1", 1);
		79	+	}
		80	+	}
		81	+
53	// Construct a WebKitWebView via g_object_new with a fresh UserContentManager.	82		// Construct a WebKitWebView via g_object_new with a fresh UserContentManager.
54	static GtkWidget* new_webview_with_ucm_and_session(const char* data_dir, const char* cache_dir, const char* cookie_path, WebKitUserContentManager** out_ucm, WebKitMemoryPressureSettings* pressure_settings) {	83		static GtkWidget* new_webview_with_ucm_and_session(const char* data_dir, const char* cache_dir, const char* cookie_path, WebKitUserContentManager** out_ucm, WebKitMemoryPressureSettings* pressure_settings) {
55	WebKitUserContentManager* u = webkit_user_content_manager_new();	84		WebKitUserContentManager* u = webkit_user_content_manager_new();

@@ -601,6 +630,21 @@ func NewWebView(cfg Config) (WebView, error) {
601	cfg = &Config{}	630		cfg = &Config{}
602	}	631		}
603		632
		633	+	// Setup video acceleration environment variables before creating WebView
		634	+	if cfg.VideoAcceleration.EnableVAAPI {
		635	+	driverName := C.CString(cfg.VideoAcceleration.VAAPIDriverName)
		636	+	enableAll := 0
		637	+	if cfg.VideoAcceleration.EnableAllDrivers {
		638	+	enableAll = 1
		639	+	}
		640	+	legacy := 0
		641	+	if cfg.VideoAcceleration.LegacyVAAPI {
		642	+	legacy = 1
		643	+	}
		644	+	C.setup_video_acceleration(driverName, C.int(enableAll), C.int(legacy))
		645	+	C.free(unsafe.Pointer(driverName))
		646	+	}
		647	+
604	// Prepare persistent website data/caches	648		// Prepare persistent website data/caches
605	dataDir := cfg.DataDir	649		dataDir := cfg.DataDir
606	cacheDir := cfg.CacheDir	650		cacheDir := cfg.CacheDir