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Add ffprobe duration in print

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This commit is contained in:
Zoe Roux 2024-01-13 19:04:43 +01:00
parent 8f824654e0
commit d3a1c57111
1 changed files with 3 additions and 1 deletions
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4
transcoder/src/filestream.go
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@ -7,6 +7,7 @@ import (
"os/exec" "os/exec"
"strconv" "strconv"
"strings" "strings"
"time"
) )
type FileStream struct { type FileStream struct {
@ -51,6 +52,7 @@ func NewFileStream(path string) (*FileStream, error) {
func GetKeyframes(path string) ([]float64, bool, error) { func GetKeyframes(path string) ([]float64, bool, error) {
// run ffprobe to return all IFrames, IFrames are points where we can split the video in segments. // run ffprobe to return all IFrames, IFrames are points where we can split the video in segments.
log.Printf("Starting ffprobe for keyframes analysis for %s", path) log.Printf("Starting ffprobe for keyframes analysis for %s", path)
start := time.Now()
out, err := exec.Command( out, err := exec.Command(
"ffprobe", "ffprobe",
"-loglevel", "error", "-loglevel", "error",
@ -59,7 +61,7 @@ func GetKeyframes(path string) ([]float64, bool, error) {
"-of", "csv=print_section=0", "-of", "csv=print_section=0",
path, path,
).Output() ).Output()
log.Printf("%s ffprobe analysis finished", path) log.Printf("%s ffprobe analysis finished in %s", path, time.Since(start))
// We ask ffprobe to return the time of each frame and it's flags // We ask ffprobe to return the time of each frame and it's flags
// We could ask it to return only i-frames (keyframes) with the -skip_frame nokey but using it is extremly slow // We could ask it to return only i-frames (keyframes) with the -skip_frame nokey but using it is extremly slow
// since ffmpeg parses every frames when this flag is set. // since ffmpeg parses every frames when this flag is set.