Support command line text & new API attributes (#8)

* support `style` and `use_speaker_boost` API attrs

* support optional command line string as text

* print out time it took to run

README.md

@@ -69,7 +69,7 @@ func main() {
         text, _ := reader.ReadString('\n')
         go func() {
                 // stream audio from elevenlabs using the first voice we found
-                err = client.TTSStream(ctx, pipeWriter, text, ids[0], types.SynthesisOptions{Stability: 0.75, SimilarityBoost: 0.75})
+                err = client.TTSStream(ctx, pipeWriter, text, ids[0], types.SynthesisOptions{Stability: 0.75, SimilarityBoost: 0.75, Style: 0.0, UseSpeakerBoost: true})
                 if err != nil {
                         panic(err)
                 }

client/types/types.go

@@ -31,11 +31,19 @@ func (so *SynthesisOptions) Clamp() {
 	if so.SimilarityBoost > 1 || so.SimilarityBoost < 0 {
 		so.SimilarityBoost = 0.75
 	}
+	if so.Style > 1 || so.Style < 0 {
+		so.Style = 0.0
+	}
+	if so.UseSpeakerBoost != true && so.UseSpeakerBoost != false {
+		so.UseSpeakerBoost = true
+	}
 }
 
 type SynthesisOptions struct {
 	Stability       float64 `json:"stability"`
 	SimilarityBoost float64 `json:"similarity_boost"`
+	Style           float64 `json:"style"`
+	UseSpeakerBoost bool    `json:"use_speaker_boost"`
 }
 
 type SharingOptions struct {

cmd/say/main.go

@@ -7,6 +7,7 @@ import (
 	"log"
 	"os"
 	"time"
+	"strings"
 
 	"github.com/faiface/beep"
 	"github.com/faiface/beep/mp3"
@@ -25,12 +26,23 @@ func main() {
 	}
 	pipeReader, pipeWriter := io.Pipe()
 
-	reader := bufio.NewReader(os.Stdin)
-	b, _ := io.ReadAll(reader)
-	text := string(b)
+	// record how long it takes to run and print out on exit
+	start := time.Now()
+	defer func() {
+		log.Println(time.Since(start))
+	}()
+
+	var text string
+	if len(os.Args) > 1 {
+		text = strings.Join(os.Args[1:], " ")
+	} else {
+		reader := bufio.NewReader(os.Stdin)
+		b, _ := io.ReadAll(reader)
+		text = string(b)
+	}
 
 	go func() {
-		err = client.TTSStream(ctx, pipeWriter, text, ids[0], types.SynthesisOptions{Stability: 0.75, SimilarityBoost: 0.75})
+		err = client.TTSStream(ctx, pipeWriter, text, ids[0], types.SynthesisOptions{Stability: 0.75, SimilarityBoost: 0.75, Style: 0.0, UseSpeakerBoost: false})
 		if err != nil {
 			panic(err)
 		}