Files
go2rtc/cmd/ffmpeg/device/device_darwin.go
2022-08-28 06:29:16 +03:00

64 lines
1.4 KiB
Go

package device
import (
"bytes"
"github.com/AlexxIT/go2rtc/pkg/streamer"
"os/exec"
"strings"
)
// https://trac.ffmpeg.org/wiki/Capture/Webcam
const deviceInputPrefix = "-f avfoundation"
func deviceInputSuffix(videoIdx, audioIdx int) string {
video := findMedia(streamer.KindVideo, videoIdx)
audio := findMedia(streamer.KindAudio, audioIdx)
switch {
case video != nil && audio != nil:
return `"` + video.Title + `:` + audio.Title + `"`
case video != nil:
return `"` + video.Title + `"`
case audio != nil:
return `"` + audio.Title + `"`
}
return ""
}
func loadMedias() {
cmd := exec.Command(
Bin, "-hide_banner", "-list_devices", "true", "-f", "avfoundation", "-i", "dummy",
)
var buf bytes.Buffer
cmd.Stderr = &buf
_ = cmd.Run()
var kind string
lines := strings.Split(buf.String(), "\n")
process:
for _, line := range lines {
switch {
case strings.HasSuffix(line, "video devices:"):
kind = streamer.KindVideo
continue
case strings.HasSuffix(line, "audio devices:"):
kind = streamer.KindAudio
continue
case strings.HasPrefix(line, "dummy"):
break process
}
// [AVFoundation indev @ 0x7fad54604380] [0] FaceTime HD Camera
name := line[42:]
media := loadMedia(kind, name)
medias = append(medias, media)
}
}
func loadMedia(kind, name string) *streamer.Media {
return &streamer.Media{
Kind: kind, Title: name,
}
}