NeoAnd/evolution-audio-converter
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feat: convert to mp3

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This commit is contained in:
Davidson Gomes 2024-10-22 08:58:48 -03:00
parent 28ae9c0f8c
commit 3fe2569fd9
1 changed files with 12 additions and 4 deletions
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16
main.go
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@ -69,9 +69,14 @@ func validateAPIKey(c *gin.Context) bool {
return true return true
} }
func convertAudioToOpusWithDuration(inputData []byte) ([]byte, int, error) { func convertAudio(inputData []byte, format string) ([]byte, int, error) {
cmd := exec.Command("ffmpeg", "-i", "pipe:0", "-ac", "1", "-ar", "16000", "-c:a", "libopus", "-f", "ogg", "pipe:1") var cmd *exec.Cmd
switch format {
case "mp3":
cmd = exec.Command("ffmpeg", "-i", "pipe:0", "-f", "mp3", "pipe:1")
default:
cmd = exec.Command("ffmpeg", "-i", "pipe:0", "-ac", "1", "-ar", "16000", "-c:a", "libopus", "-f", "ogg", "pipe:1")
}
outBuffer := bufferPool.Get().(*bytes.Buffer) outBuffer := bufferPool.Get().(*bytes.Buffer)
errBuffer := bufferPool.Get().(*bytes.Buffer) errBuffer := bufferPool.Get().(*bytes.Buffer)
defer bufferPool.Put(outBuffer) defer bufferPool.Put(outBuffer)
@ -151,7 +156,9 @@ func processAudio(c *gin.Context) {
return return
} }
convertedData, duration, err := convertAudioToOpusWithDuration(inputData) format := c.DefaultPostForm("format", "ogg")
convertedData, duration, err := convertAudio(inputData, format)
if err != nil { if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()}) c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
return return
@ -160,6 +167,7 @@ func processAudio(c *gin.Context) {
c.JSON(http.StatusOK, gin.H{ c.JSON(http.StatusOK, gin.H{
"duration": duration, "duration": duration,
"audio": base64.StdEncoding.EncodeToString(convertedData), "audio": base64.StdEncoding.EncodeToString(convertedData),
"format": format,
}) })
} }