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- m3u8 parser - segments download - video-audio merge
46 lines
1,006 B
Go
46 lines
1,006 B
Go
package av
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import (
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"fmt"
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"os"
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ffmpeg "github.com/u2takey/ffmpeg-go"
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)
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func MergeSegments(
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segmentPaths []string,
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outputPath string,
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) (string, error) {
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if len(segmentPaths) == 0 {
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return "", fmt.Errorf("no segments to merge")
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}
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listFilePath := outputPath + ".segments.txt"
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listFile, err := os.Create(listFilePath)
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if err != nil {
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return "", fmt.Errorf("failed to create segment list file: %w", err)
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}
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defer listFile.Close()
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defer os.Remove(listFilePath)
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for _, segmentPath := range segmentPaths {
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fmt.Fprintf(listFile, "file '%s'\n", segmentPath)
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}
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err = ffmpeg.
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Input(listFilePath, ffmpeg.KwArgs{
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"f": "concat",
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"safe": "0",
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"protocol_whitelist": "file,pipe",
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}).
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Output(outputPath, ffmpeg.KwArgs{
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"c": "copy",
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"movflags": "+faststart",
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}).
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Silent(true).
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OverWriteOutput().
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Run()
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if err != nil {
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os.Remove(outputPath)
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return "", fmt.Errorf("failed to merge segments: %w", err)
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}
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return outputPath, nil
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}
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