support for homebrew ffmpeg on macos (#561)

* support for homebrew ffmpeg on macos

* Add build instructions

* Revise README

---------

Co-authored-by: afkarxyz <mzamzamafkarhadiq@gmail.com>

README.md

@@ -2,7 +2,7 @@
 
 <a href="https://trendshift.io/repositories/15737" target="_blank"><img src="https://trendshift.io/api/badge/repositories/15737" alt="afkarxyz%2FSpotiFLAC | Trendshift" style="width: 250px; height: 55px;" width="250" height="55"/></a>
 
-Get Spotify tracks in true FLAC from Tidal, Qobuz, Amazon Music & Deezer — no account required.
+Get Spotify tracks in true FLAC from Tidal, Qobuz & Amazon Music — no account required.
 
 ![Windows](https://img.shields.io/badge/Windows-10%2B-0078D6?style=for-the-badge&logo=data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI1MTIiIGhlaWdodD0iNTEyIiB2aWV3Qm94PSIwIDAgMjAgMjAiPjxwYXRoIGZpbGw9IiNmZmZmZmYiIGZpbGwtcnVsZT0iZXZlbm9kZCIgZD0iTTIwIDEwLjg3M1YyMEw4LjQ3OSAxOC41MzdsLjAwMS03LjY2NEgyMFptLTEzLjEyIDBsLS4wMDEgNy40NjFMMCAxNy40NjF2LTYuNTg4aDYuODhaTTIwIDkuMjczSDguNDhsLS4wMDEtNy44MUwyMCAwdjkuMjczWk02Ljg3OSAxLjY2NmwuMDAxIDcuNjA3SDBWMi41MzlsNi44NzktLjg3M1oiLz48L3N2Zz4=)
 ![macOS](https://img.shields.io/badge/macOS-10.13%2B-000000?style=for-the-badge&logo=apple&logoColor=white)
@@ -18,9 +18,9 @@ Get Spotify tracks in true FLAC from Tidal, Qobuz, Amazon Music & Deezer — no
 
 ## Other projects
 
-### [SpotiFLAC Next](https://github.com/spotiverse/SpotiFLAC-Next)
+### [SpotiFLAC Next](https://github.com/afkarxyz/SpotiFLAC-Next)
 
-Get Spotify tracks in Hi-Res lossless FLACs — no account required.
+Get Spotify tracks in true FLAC from Tidal, Qobuz, Amazon Music & Deezer — no account required.
 
 ### [SpotiDownloader](https://github.com/afkarxyz/SpotiDownloader)
 
@@ -88,7 +88,7 @@ The software is provided "as is", without warranty of any kind. The author assum
 
 ## API Credits
 
-[MusicBrainz](https://musicbrainz.org) · [Spotify Lyrics API](https://github.akashrchandran.in/spotify-lyrics-api) · [LRCLIB](https://lrclib.net) · [Song.link](https://song.link) · [hifi-api](https://github.com/binimum/hifi-api) · [dabmusic.xyz](https://dabmusic.xyz) · [yoinkify.lol](https://github.com/chasemarshall/yoink)
+[MusicBrainz](https://musicbrainz.org) · [LRCLIB](https://lrclib.net) · [Song.link](https://song.link) · [hifi-api](https://github.com/binimum/hifi-api) · [dabmusic.xyz](https://dabmusic.xyz)
 
 > [!TIP]
 >

backend/ffmpeg.go

@@ -81,6 +81,28 @@ func GetFFmpegPath() (string, error) {
 		return localPath, nil
 	}
 
+	if runtime.GOOS == "darwin" && runtime.GOARCH == "arm64" {
+		homebrewPath := "/opt/homebrew/bin/" + ffmpegName
+		if _, err := os.Stat(homebrewPath); err == nil {
+			return homebrewPath, nil
+		}
+	} else if runtime.GOOS == "darwin" && runtime.GOARCH == "amd64" {
+		homebrewPath := "/usr/local/bin/" + ffmpegName
+		if _, err := os.Stat(homebrewPath); err == nil {
+			return homebrewPath, nil
+		}
+	}
+
+	if runtime.GOOS != "windows" {
+		path, err := exec.Command("which", ffmpegName).Output()
+		if err == nil {
+			trimmed := strings.TrimSpace(string(path))
+			if trimmed != "" {
+				return trimmed, nil
+			}
+		}
+	}
+
 	path, err := exec.LookPath(ffmpegName)
 	if err == nil {
 		return path, nil
@@ -105,6 +127,28 @@ func GetFFprobePath() (string, error) {
 		return localPath, nil
 	}
 
+	if runtime.GOOS == "darwin" && runtime.GOARCH == "arm64" {
+		homebrewPath := "/opt/homebrew/bin/" + ffprobeName
+		if _, err := os.Stat(homebrewPath); err == nil {
+			return homebrewPath, nil
+		}
+	} else if runtime.GOOS == "darwin" && runtime.GOARCH == "amd64" {
+		homebrewPath := "/usr/local/bin/" + ffprobeName
+		if _, err := os.Stat(homebrewPath); err == nil {
+			return homebrewPath, nil
+		}
+	}
+
+	if runtime.GOOS != "windows" {
+		path, err := exec.Command("which", ffprobeName).Output()
+		if err == nil {
+			trimmed := strings.TrimSpace(string(path))
+			if trimmed != "" {
+				return trimmed, nil
+			}
+		}
+	}
+
 	path, err := exec.LookPath(ffprobeName)
 	if err == nil {
 		return path, nil