media.go RawHistoryFolder

1package environment
2
3import (
4	"log"
5	"os"
6)
7
8// SetupMediaPipeline proactively hardens media pipeline to avoid WebProcess crashes from buggy VAAPI/plugins.
9// Can be disabled with DUMBER_MEDIA_SAFE=0
10func SetupMediaPipeline() {
11	if os.Getenv("DUMBER_MEDIA_SAFE") != "0" {
12		// Demote VAAPI-related elements so they won't be auto-picked
13		if os.Getenv("GST_PLUGIN_FEATURE_RANK") == "" {
14			if err := os.Setenv("GST_PLUGIN_FEATURE_RANK", "vaapisink:0,vaapidecodebin:0,vaapih264dec:0,vaapivideoconvert:0"); err != nil {
15				log.Printf("Warning: failed to set GST_PLUGIN_FEATURE_RANK: %v", err)
16			}
17		}
18		// Provide a safe audio sink to avoid autoaudiosink failures
19		if os.Getenv("GST_AUDIO_SINK") == "" {
20			if err := os.Setenv("GST_AUDIO_SINK", "fakesink"); err != nil {
21				log.Printf("Warning: failed to set GST_AUDIO_SINK: %v", err)
22			}
23		}
24		// Optionally disable media stream features that can engage complex pipelines
25		if os.Getenv("WEBKIT_DISABLE_MEDIA_STREAM") == "" {
26			if err := os.Setenv("WEBKIT_DISABLE_MEDIA_STREAM", "1"); err != nil {
27				log.Printf("Warning: failed to set WEBKIT_DISABLE_MEDIA_STREAM: %v", err)
28			}
29		}
30		log.Printf("[media] Safe mode enabled (override with DUMBER_MEDIA_SAFE=0)")
31	}
32}