Dmitry Sergeev
80 lines
1.8 KiB
Go
80 lines
1.8 KiB
Go
package app
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import (
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"context"
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"errors"
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"fmt"
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"log"
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"mxl-pattern-generator/internal/audio"
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"mxl-pattern-generator/internal/video"
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"github.com/qvest-digital/go-mxl/mxl"
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)
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const (
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Name = "MXL pattern generator"
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Version = "0.1.0"
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)
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type Config struct {
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Domain string
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Video *video.Config
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Audio *audio.Config
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}
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func Run(ctx context.Context, cfg Config) (runErr error) {
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if err := validateConfig(cfg); err != nil {
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return err
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}
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log.Printf("%s %s", Name, Version)
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log.Printf("Domain: %s", cfg.Domain)
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if cfg.Video != nil {
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log.Printf("Video: %dx%d %d/%d",
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cfg.Video.Width(), cfg.Video.Height(), cfg.Video.Rate().Num, cfg.Video.Rate().Den)
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log.Printf("Video ID: %s", cfg.Video.ID())
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}
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if cfg.Audio != nil {
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log.Printf("Audio: %d channels %d/%d Hz %.0f dBFS",
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cfg.Audio.Channels(), cfg.Audio.Rate().Num, cfg.Audio.Rate().Den, cfg.Audio.LevelDBFS)
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log.Printf("Audio ID: %s", cfg.Audio.ID())
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}
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inst, err := mxl.NewInstance(cfg.Domain, "")
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if err != nil {
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return fmt.Errorf("initialize MXL domain %q: %w", cfg.Domain, err)
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}
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defer func() {
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if err := inst.Close(); err != nil {
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runErr = errors.Join(runErr, fmt.Errorf("close MXL instance: %w", err))
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}
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}()
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runners := make([]Runner, 0, 2)
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if cfg.Video != nil {
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runners = append(runners, Runner{
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Name: "video",
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Run: func(ctx context.Context) error {
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return video.Run(ctx, inst, *cfg.Video)
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},
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})
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}
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if cfg.Audio != nil {
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runners = append(runners, Runner{
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Name: "audio",
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Run: func(ctx context.Context) error {
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return audio.Run(ctx, inst, *cfg.Audio)
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},
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})
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}
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return RunConcurrent(ctx, runners...)
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}
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func validateConfig(cfg Config) error {
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if cfg.Video == nil && cfg.Audio == nil {
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return fmt.Errorf("at least one media flow must be enabled")
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}
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return nil
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}
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