DataHoarder
8c6e604f26
All checks were successful
continuous-integration/drone/push Build is passing
316 lines
8.5 KiB
Go
316 lines
8.5 KiB
Go
//go:build cgo && !disable_codec_libaom
|
|
|
|
package main
|
|
|
|
import (
|
|
"encoding/csv"
|
|
"errors"
|
|
"flag"
|
|
"fmt"
|
|
"git.gammaspectra.live/S.O.N.G/Ignite/encoder/libaom"
|
|
"git.gammaspectra.live/S.O.N.G/Ignite/frame"
|
|
"git.gammaspectra.live/S.O.N.G/Ignite/utilities/frameserver"
|
|
"io"
|
|
"log"
|
|
"math"
|
|
"os"
|
|
"path"
|
|
"runtime"
|
|
"slices"
|
|
"strconv"
|
|
"strings"
|
|
"sync"
|
|
"sync/atomic"
|
|
"time"
|
|
)
|
|
|
|
const ResetLine = "\033[1A\033[K"
|
|
|
|
func resetLine() {
|
|
print(ResetLine)
|
|
}
|
|
|
|
func main() {
|
|
y4mInput := flag.String("input", "", ".y4m input stream")
|
|
outputFolder := flag.String("output", "", "Output folder")
|
|
maximumSceneLength := flag.Uint64("max-scene-len", 240, "Maximum scene length")
|
|
minimumSceneLength := flag.Uint64("min-scene-len", 24, "Minimum scene length")
|
|
externalScenes := flag.String("scenes", "", "List of external scene points to split at, CSV file")
|
|
workerNumberOption := flag.Uint64("workers", 0, "Number of workers to spawn [0 = automatic]")
|
|
videoParams := flag.String("video-params", "", "Extra parameters for video encoder. This can also be used to override defaults.")
|
|
|
|
flag.Parse()
|
|
|
|
if *minimumSceneLength < 2 {
|
|
log.Panic("min-scene-len < 2")
|
|
}
|
|
|
|
if *maximumSceneLength < *minimumSceneLength {
|
|
panic("max-scene-len < min-scene-len")
|
|
}
|
|
|
|
if i, err := os.Stat(*y4mInput); err != nil || i.IsDir() {
|
|
log.Panicf("%s must exist and be a file", *y4mInput)
|
|
}
|
|
|
|
if i, err := os.Stat(*y4mInput); err != nil || i.IsDir() {
|
|
log.Panicf("input = %s must exist and be a file", *y4mInput)
|
|
}
|
|
|
|
if i, err := os.Stat(*outputFolder); err != nil || !i.IsDir() {
|
|
log.Panicf("output = %s must exist and be a directory", *outputFolder)
|
|
}
|
|
|
|
frameServerPool := frameserver.NewPool(*y4mInput, nil)
|
|
|
|
allFrames := frameServerPool.GetAllFrames()
|
|
if allFrames == nil {
|
|
log.Panicf("could not open %s", *y4mInput)
|
|
}
|
|
prop := allFrames.Properties()
|
|
colorRange := "tv/partial"
|
|
if prop.FullColorRange {
|
|
colorRange = "pc/full"
|
|
}
|
|
|
|
fmt.Printf("input %s : %dx%d (PAR %s) (FPS %s %.04f) %s %s\n", *y4mInput, prop.Width, prop.Height, prop.PixelAspectRatio.String(), prop.FrameRate.String(), prop.FrameRate.Float64(), prop.ColorSpace.String(), colorRange)
|
|
var frameNumber int64
|
|
|
|
scenes := make([]int64, 0, 4096)
|
|
|
|
if _, err := os.Stat(*externalScenes); *externalScenes != "" && err == nil {
|
|
fmt.Printf("loading scenes from %s", *externalScenes)
|
|
func() {
|
|
f, err := os.Open(*externalScenes)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
defer f.Close()
|
|
c := csv.NewReader(f)
|
|
var keyStartFrame, keyEndFrame int
|
|
var lastSceneEnd int64
|
|
for {
|
|
record, err := c.Read()
|
|
if err != nil {
|
|
if errors.Is(err, io.EOF) {
|
|
break
|
|
}
|
|
panic(err)
|
|
} else if len(record) > 0 && strings.HasPrefix(record[0], "Timecode List:") {
|
|
// skip initial header in csv
|
|
c.FieldsPerRecord = 0
|
|
} else if keyStartFrame == 0 && keyEndFrame == 0 {
|
|
for i, k := range record {
|
|
if k == "Start Frame" {
|
|
keyStartFrame = i
|
|
} else if k == "End Frame" {
|
|
keyEndFrame = i
|
|
}
|
|
}
|
|
if keyStartFrame == 0 || keyEndFrame == 0 {
|
|
panic("could not find Start Frame or End Frame keys")
|
|
}
|
|
} else {
|
|
start := record[keyStartFrame]
|
|
end := record[keyEndFrame]
|
|
if startNumber, err := strconv.ParseInt(start, 10, 0); err != nil {
|
|
panic(err)
|
|
} else {
|
|
scenes = append(scenes, startNumber-1)
|
|
}
|
|
if endNumber, err := strconv.ParseInt(end, 10, 0); err != nil {
|
|
panic(err)
|
|
} else {
|
|
lastSceneEnd = endNumber
|
|
}
|
|
}
|
|
}
|
|
|
|
scenes = append(scenes, lastSceneEnd)
|
|
|
|
slices.Sort(scenes)
|
|
}()
|
|
}
|
|
|
|
if len(scenes) == 0 {
|
|
scenes = append(scenes, 0)
|
|
print("detecting scenes frame 0/???\n")
|
|
|
|
//detector := scenedetect.NewThresholdDetectorDefault(int64(*minimumSceneLength))
|
|
|
|
//pre-process offsets
|
|
for f := range allFrames.Channel() {
|
|
resetLine()
|
|
fmt.Printf("detecting scenes frame %d/???\n", frameNumber)
|
|
|
|
_ = f
|
|
|
|
if (frameNumber - scenes[len(scenes)-1]) >= int64(*maximumSceneLength) {
|
|
scenes = append(scenes, frameNumber)
|
|
}
|
|
frameNumber++
|
|
}
|
|
|
|
//add last entries
|
|
//scenes = append(scenes, detector.PostProcess(frameNumber)...)
|
|
scenes = append(scenes, frameNumber)
|
|
} else {
|
|
print("counting frames 0/???\n")
|
|
for range allFrames.Channel() {
|
|
resetLine()
|
|
fmt.Printf("counting frames %d/???\n", frameNumber)
|
|
frameNumber++
|
|
}
|
|
}
|
|
|
|
fmt.Printf("input %s : %d total frames, %d scenes\n", *y4mInput, frameNumber, len(scenes)-1)
|
|
//todo: save seekTable
|
|
|
|
var wg sync.WaitGroup
|
|
|
|
var framesEncoded atomic.Uint64
|
|
|
|
workerNumber := uint64(runtime.NumCPU())
|
|
if *workerNumberOption != 0 {
|
|
workerNumber = *workerNumberOption
|
|
}
|
|
|
|
//max one worker per scene, use this to bump threads
|
|
if uint64(len(scenes)-1) < workerNumber {
|
|
workerNumber = uint64(len(scenes) - 1)
|
|
}
|
|
|
|
workerChannel := make(chan struct{}, workerNumber)
|
|
for i := uint64(0); i < workerNumber; i++ {
|
|
workerChannel <- struct{}{}
|
|
}
|
|
|
|
defaultParams := getDefaultParameters(prop, int(workerNumber))
|
|
|
|
for _, p := range strings.Split(*videoParams, "") {
|
|
splits := strings.Split(p, "=")
|
|
if len(splits) > 1 {
|
|
defaultParams[splits[0]] = strings.Trim(strings.Join(splits[1:], "="), "'\"")
|
|
} else {
|
|
defaultParams[splits[0]] = 1
|
|
}
|
|
}
|
|
|
|
print("encoded 0/0 frames\n")
|
|
|
|
wg.Add(1)
|
|
go func() {
|
|
defer wg.Done()
|
|
|
|
startTime := time.Now()
|
|
|
|
t := time.NewTicker(time.Second * 1)
|
|
defer t.Stop()
|
|
|
|
for range t.C {
|
|
encoded := framesEncoded.Load()
|
|
if encoded > 0 {
|
|
//todo: take into account lag-in-frames (start counting after workers * lag-in-frames setting)
|
|
timeTaken := time.Now().Sub(startTime)
|
|
timePerFrame := timeTaken / time.Duration(encoded)
|
|
timeLeft := timePerFrame * time.Duration(uint64(frameNumber)-encoded)
|
|
resetLine()
|
|
fmt.Printf("encoded %d/%d frames, %.04f%%, ~%.01f seconds left @ rate ~%.04f fps / ~%.04f spf\n", encoded, frameNumber, float64(encoded*100)/float64(frameNumber), timeLeft.Seconds(), 1/timePerFrame.Seconds(), timePerFrame.Seconds())
|
|
}
|
|
if encoded >= uint64(frameNumber) {
|
|
break
|
|
}
|
|
}
|
|
}()
|
|
|
|
for index, startFrameNumber := range scenes[:len(scenes)-1] {
|
|
//todo: make this streamable
|
|
endFrameNumber := scenes[index+1]
|
|
|
|
//take lock
|
|
<-workerChannel
|
|
|
|
wg.Add(1)
|
|
go func(index, startFrameNumber, endFrameNumber int) {
|
|
defer wg.Done()
|
|
defer func() {
|
|
//return lock
|
|
workerChannel <- struct{}{}
|
|
}()
|
|
|
|
outputPath := path.Join(*outputFolder, fmt.Sprintf("scene_%d_%d_%d.ivf", index, startFrameNumber, endFrameNumber-1))
|
|
if f, err := os.Create(outputPath); err != nil {
|
|
log.Panicf("could not create %s: %s", outputPath, err.Error())
|
|
} else {
|
|
defer f.Close()
|
|
|
|
settings := make(map[string]any)
|
|
|
|
for k, v := range defaultParams {
|
|
settings[k] = v
|
|
}
|
|
|
|
stream := frameServerPool.GetFrames(startFrameNumber, endFrameNumber)
|
|
|
|
if encoder, err := libaom.NewEncoder(f, stream.Properties(), settings, log.Default()); err != nil {
|
|
log.Panicf("could not create encoder for %s: %s", outputPath, err.Error())
|
|
} else {
|
|
defer encoder.Close()
|
|
frameNumber := 0
|
|
for f := range stream.Channel() {
|
|
if err = encoder.Encode(f); err != nil {
|
|
log.Panicf("error while encoding %s at frame %d: %s", outputPath, frameNumber, err.Error())
|
|
}
|
|
//log.Printf("scene %d: encoded %d/%d", index, frameNumber+1, endFrameNumber-startFrameNumber)
|
|
frameNumber++
|
|
framesEncoded.Add(1)
|
|
}
|
|
if err = encoder.Flush(); err != nil {
|
|
log.Panicf("error while flushing %s: %s", outputPath, err.Error())
|
|
}
|
|
}
|
|
}
|
|
}(index, int(startFrameNumber), int(endFrameNumber))
|
|
}
|
|
|
|
wg.Wait()
|
|
}
|
|
|
|
func getDefaultParameters(properties frame.StreamProperties, workerNumber int) map[string]any {
|
|
defaultParams := make(map[string]any)
|
|
defaultParams["row-mt"] = 1
|
|
defaultParams["frame-parallel"] = 1
|
|
defaultParams["cpu-used"] = 6
|
|
|
|
//crf
|
|
defaultParams["end-usage"] = "q"
|
|
defaultParams["cq-level"] = 30
|
|
|
|
threadCount := runtime.NumCPU() / workerNumber
|
|
if threadCount < 1 {
|
|
threadCount = 1
|
|
}
|
|
defaultParams["threads"] = threadCount
|
|
|
|
//todo: maybe change to thread-independent method? example below
|
|
/*
|
|
tilesHorizontal := utilities.Max((properties.Width-1)/720, 1)
|
|
tilesVertical := utilities.Max((properties.Height-1)/720, 1)
|
|
|
|
defaultParams["tile-columns"] = utilities.Log2(tilesHorizontal)
|
|
defaultParams["tile-rows"] = utilities.Log2(tilesVertical)
|
|
*/
|
|
|
|
if threadCount <= 6 {
|
|
defaultParams["tile-columns"] = 2
|
|
defaultParams["tile-rows"] = 1
|
|
} else {
|
|
po2 := math.Log2(float64(threadCount))
|
|
_ = po2
|
|
defaultParams["tile-columns"] = int(math.Ceil(po2 * 0.75))
|
|
defaultParams["tile-rows"] = int(math.Ceil(po2 * 0.25))
|
|
}
|
|
|
|
return defaultParams
|
|
}
|