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Init V4 community edition (#2265)

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* Init V4 community edition

* Init V4 community edition
This commit is contained in:
AaronLiu
2025-04-20 17:31:25 +08:00
committed by GitHub
parent da4e44b77a
commit 21d158db07
597 changed files with 119415 additions and 41692 deletions
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95
pkg/thumb/ffmpeg.go
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@@ -4,90 +4,77 @@ import (
"bytes"
"context"
"fmt"
"io"
"os"
"os/exec"
"path/filepath"
"strings"
"time"
model "github.com/cloudreve/Cloudreve/v3/models"
"github.com/cloudreve/Cloudreve/v3/pkg/util"
"github.com/cloudreve/Cloudreve/v4/pkg/filemanager/driver"
"github.com/cloudreve/Cloudreve/v4/pkg/filemanager/manager/entitysource"
"github.com/cloudreve/Cloudreve/v4/pkg/logging"
"github.com/cloudreve/Cloudreve/v4/pkg/setting"
"github.com/cloudreve/Cloudreve/v4/pkg/util"
"github.com/gofrs/uuid"
)
func init() {
RegisterGenerator(&FfmpegGenerator{})
const (
urlTimeout = time.Duration(1) * time.Hour
)
func NewFfmpegGenerator(l logging.Logger, settings setting.Provider) *FfmpegGenerator {
return &FfmpegGenerator{l: l, settings: settings}
}
type FfmpegGenerator struct {
exts []string
lastRawExts string
l logging.Logger
settings setting.Provider
}
func (f *FfmpegGenerator) Generate(ctx context.Context, file io.Reader, src, name string, options map[string]string) (*Result, error) {
const (
thumbFFMpegPath = "thumb_ffmpeg_path"
thumbFFMpegExts = "thumb_ffmpeg_exts"
thumbFFMpegSeek = "thumb_ffmpeg_seek"
thumbEncodeMethod = "thumb_encode_method"
tempPath = "temp_path"
)
ffmpegOpts := model.GetSettingByNames(thumbFFMpegPath, thumbFFMpegExts, thumbFFMpegSeek, thumbEncodeMethod, tempPath)
if f.lastRawExts != ffmpegOpts[thumbFFMpegExts] {
f.exts = strings.Split(ffmpegOpts[thumbFFMpegExts], ",")
f.lastRawExts = ffmpegOpts[thumbFFMpegExts]
}
if !util.IsInExtensionList(f.exts, name) {
func (f *FfmpegGenerator) Generate(ctx context.Context, es entitysource.EntitySource, ext string, previous *Result) (*Result, error) {
if !util.IsInExtensionListExt(f.settings.FFMpegThumbExts(ctx), ext) {
return nil, fmt.Errorf("unsupported video format: %w", ErrPassThrough)
}
if es.Entity().Size() > f.settings.FFMpegThumbMaxSize(ctx) {
return nil, fmt.Errorf("file is too big: %w", ErrPassThrough)
}
tempOutputPath := filepath.Join(
util.RelativePath(ffmpegOpts[tempPath]),
"thumb",
fmt.Sprintf("thumb_%s.%s", uuid.Must(uuid.NewV4()).String(), ffmpegOpts[thumbEncodeMethod]),
util.DataPath(f.settings.TempPath(ctx)),
thumbTempFolder,
fmt.Sprintf("thumb_%s.%s", uuid.Must(uuid.NewV4()).String(), f.settings.ThumbEncode(ctx).Format),
)
tempInputPath := src
if tempInputPath == "" {
// If not local policy files, download to temp folder
tempInputPath = filepath.Join(
util.RelativePath(ffmpegOpts[tempPath]),
"thumb",
fmt.Sprintf("ffmpeg_%s%s", uuid.Must(uuid.NewV4()).String(), filepath.Ext(name)),
)
if err := util.CreatNestedFolder(filepath.Dir(tempOutputPath)); err != nil {
return nil, fmt.Errorf("failed to create temp folder: %w", err)
}
// Due to limitations of ffmpeg, we need to write the input file to disk first
tempInputFile, err := util.CreatNestedFile(tempInputPath)
input := ""
expire := time.Now().Add(urlTimeout)
if es.IsLocal() {
input = es.LocalPath(ctx)
} else {
src, err := es.Url(driver.WithForcePublicEndpoint(ctx, false), entitysource.WithNoInternalProxy(), entitysource.WithContext(ctx), entitysource.WithExpire(&expire))
if err != nil {
return nil, fmt.Errorf("failed to create temp file: %w", err)
return &Result{Path: tempOutputPath}, fmt.Errorf("failed to get entity url: %w", err)
}
defer os.Remove(tempInputPath)
defer tempInputFile.Close()
if _, err = io.Copy(tempInputFile, file); err != nil {
return nil, fmt.Errorf("failed to write input file: %w", err)
}
tempInputFile.Close()
input = src.Url
}
// Invoke ffmpeg
scaleOpt := fmt.Sprintf("scale=%s:%s:force_original_aspect_ratio=decrease", options["thumb_width"], options["thumb_height"])
w, h := f.settings.ThumbSize(ctx)
scaleOpt := fmt.Sprintf("scale=%d:%d:force_original_aspect_ratio=decrease", w, h)
cmd := exec.CommandContext(ctx,
ffmpegOpts[thumbFFMpegPath], "-ss", ffmpegOpts[thumbFFMpegSeek], "-i", tempInputPath,
f.settings.FFMpegPath(ctx), "-ss", f.settings.FFMpegThumbSeek(ctx), "-i", input,
"-vf", scaleOpt, "-vframes", "1", tempOutputPath)
// Redirect IO
var stdErr bytes.Buffer
cmd.Stdin = file
cmd.Stderr = &stdErr
if err := cmd.Run(); err != nil {
util.Log().Warning("Failed to invoke ffmpeg: %s", stdErr.String())
return nil, fmt.Errorf("failed to invoke ffmpeg: %w", err)
f.l.Warning("Failed to invoke ffmpeg: %s", stdErr.String())
return &Result{Path: tempOutputPath}, fmt.Errorf("failed to invoke ffmpeg: %w, raw output: %s", err, stdErr.String())
}
return &Result{Path: tempOutputPath}, nil
@@ -97,6 +84,6 @@ func (f *FfmpegGenerator) Priority() int {
return 200
}
func (f *FfmpegGenerator) EnableFlag() string {
return "thumb_ffmpeg_enabled"
func (f *FfmpegGenerator) Enabled(ctx context.Context) bool {
return f.settings.FFMpegThumbGeneratorEnabled(ctx)
}