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Fixed wrong return and added stderr error output when merging with ffmpeg

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This commit is contained in:
bytedream 2022-02-20 13:16:58 +01:00
parent 18ce16b3bd
commit 3dfc69e2d9
1 changed files with 14 additions and 9 deletions
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23
format.go
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@ -2,6 +2,7 @@ package crunchyroll
import (
"bufio"
"bytes"
"context"
"fmt"
"github.com/grafov/m3u8"
@ -37,7 +38,14 @@ func (f *Format) Download(downloader Downloader) error {
if _, err := os.Stat(downloader.Filename); err == nil && !downloader.IgnoreExisting {
return fmt.Errorf("file %s already exists", downloader.Filename)
}
if _, err := os.Stat(downloader.TempDir); err == nil && !downloader.IgnoreExisting {
if _, err := os.Stat(downloader.TempDir); err != nil {
if os.IsNotExist(err) {
err = os.Mkdir(downloader.TempDir, 0755)
}
if err != nil {
return err
}
} else if !downloader.IgnoreExisting {
content, err := os.ReadDir(downloader.TempDir)
if err != nil {
return err
@ -45,12 +53,6 @@ func (f *Format) Download(downloader Downloader) error {
if len(content) > 0 {
return fmt.Errorf("directory %s is not empty", downloader.Filename)
}
} else if err != nil && os.IsNotExist(err) {
if err := os.Mkdir(downloader.TempDir, 0755); err != nil {
return err
}
} else {
return err
}
if downloader.DeleteTempAfter {
@ -142,8 +144,11 @@ func mergeSegmentsFFmpeg(context context.Context, tempDir string, outputFile str
}
command = append(command, outputFile)
var errBuf bytes.Buffer
cmd := exec.Command("ffmpeg",
command...)
cmd.Stderr = &errBuf
if err := cmd.Start(); err != nil {
return err
}
@ -154,8 +159,8 @@ func mergeSegmentsFFmpeg(context context.Context, tempDir string, outputFile str
}()
select {
case err := <-cmdChan:
return err
case <-cmdChan:
return fmt.Errorf(errBuf.String())
case <-context.Done():
cmd.Process.Kill()
return context.Err()