media-picker/core/handle_image.go

249 lines
8.1 KiB
Go

package core
import (
"OdMediaPicker/util"
"OdMediaPicker/vars"
"fmt"
uuid "github.com/satori/go.uuid"
"image"
_ "image/gif" // 导入gif支持
_ "image/jpeg" // 导入jpeg支持
_ "image/png" // 导入png支持
"os"
"strings"
)
var ignoreImagePathList []string // 忽略的文件路径
var readErrorImagePathList []string // 读取信息异常的路径
var imagePath2WidthHeightMap = make(map[string]string) // 图片路径和宽高比
var supportImageTypes = []string{
".bmp",
".gif",
".jpg",
".jpeg",
".jpe",
".png",
".webp",
}
// 水平图片
var horizontalImageList = make(map[string][]string)
var horizontalGifImageList []string
// 垂直图片
var verticalImageList = make(map[string][]string)
var verticalGifImageList []string
// 等比图片
var squareImageList = make(map[string][]string)
var squareGifImageList []string
// psd
var psdImageList []string
func DoHandleImage(rootDir string) {
total := len(vars.GlobalImagePathList) // 总数
successCount := 0 // 成功数
errorCount := 0 // 失败数
ignoreCount := 0 // 忽略数
for _, imageFilePath := range vars.GlobalImagePathList {
suffix := vars.GlobalFilePath2FileExtMap[imageFilePath]
if isSupportImage(suffix) {
err, width, height := readImageInfo(imageFilePath)
if err == nil {
successCount = successCount + 1
imagePath2WidthHeightMap[imageFilePath] = fmt.Sprintf("%d-%d", width, height)
fmt.Printf("=== Image总数: %d, 已读取Info: %d, 成功数: %d, 失败数: %d \n", total, successCount+errorCount+ignoreCount, successCount, errorCount)
} else {
errorCount = errorCount + 1
readErrorImagePathList = append(readErrorImagePathList, imageFilePath)
fmt.Printf("=== 异常图片: %s \n", imageFilePath)
}
continue
}
if strings.EqualFold(suffix, ".webp") { // 特殊文件处理, webp为网络常用图片格式
webpErr, webpWidth, webpHeight := readWebpTypeImage(imageFilePath)
if webpErr == nil {
imagePath2WidthHeightMap[imageFilePath] = fmt.Sprintf("%d-%d", webpWidth, webpHeight)
successCount = successCount + 1
} else {
errorCount = errorCount + 1
fmt.Printf("=== 异常图片: %s \n", imageFilePath)
}
continue
}
if strings.EqualFold(suffix, ".bmp") { // 特殊文件处理
bpmErr, bmpWidth, bmpHeight := readBmpInfo(imageFilePath)
if bpmErr == nil {
imagePath2WidthHeightMap[imageFilePath] = fmt.Sprintf("%d-%d", bmpWidth, bmpHeight)
successCount = successCount + 1
} else {
errorCount = errorCount + 1
fmt.Printf("=== 异常图片: %s \n", imageFilePath)
}
continue
}
if strings.EqualFold(suffix, ".psd") { // 特殊文件处理
psdImageList = append(psdImageList, imageFilePath)
successCount = successCount + 1
continue
}
// 其他的直接先忽略吧, 爱改改, 不改拉倒
ignoreCount = ignoreCount + 1
ignoreImagePathList = append(ignoreImagePathList, imageFilePath)
}
uid := strings.ReplaceAll(uuid.NewV4().String(), "-", "")
if len(psdImageList) > 0 {
psdImagePath := rootDir + string(os.PathSeparator) + uid + "_图片_PSD"
if util.CreateDir(psdImagePath) {
doMoveFileToDir(psdImageList, psdImagePath)
}
}
if len(readErrorImagePathList) > 0 {
readInfoErrorPath := rootDir + string(os.PathSeparator) + uid + "_图片_读取异常"
if util.CreateDir(readInfoErrorPath) {
doMoveFileToDir(readErrorImagePathList, readInfoErrorPath)
}
}
if len(ignoreImagePathList) > 0 {
ignorePath := rootDir + string(os.PathSeparator) + uid + "_图片_已忽略"
if util.CreateDir(ignorePath) {
doMoveFileToDir(ignoreImagePathList, ignorePath)
}
}
doPickImageFile(uid, rootDir, imagePath2WidthHeightMap)
fmt.Printf("=== 图片处理完毕(UID): %s \n\n", uid)
}
// 条件图片并分组存放
func doPickImageFile(uid string, rootDir string, imagePath2WidthHeightMap map[string]string) {
if len(imagePath2WidthHeightMap) == 0 {
fmt.Printf("=== 当前目录下没有扫描到图片文件, %s \n", rootDir)
return
}
for currentImagePath, infoStr := range imagePath2WidthHeightMap {
width2Height := strings.Split(infoStr, "-")
width := util.String2int(width2Height[0])
height := util.String2int(width2Height[1])
suffix := vars.GlobalFilePath2FileExtMap[currentImagePath]
if width > height {
handleHorizontalImage(currentImagePath, width, height, suffix)
continue
}
if width < height {
handleVerticalImage(currentImagePath, height, suffix)
continue
}
handleSquareImage(currentImagePath, width, height, suffix)
}
moveHorizontalImage(rootDir, uid)
moveVerticalImage(rootDir, uid)
moveSquareImage(rootDir, uid)
}
func moveSquareImage(rootDir string, uid string) {
pathSeparator := string(os.PathSeparator)
squareGifImagePath := rootDir + pathSeparator + uid + "_图片_等比_GIF"
if len(squareGifImageList) > 0 {
util.CreateDir(squareGifImagePath)
doMoveFileToDir(squareGifImageList, squareGifImagePath)
}
for widthStr, imagePaths := range horizontalImageList {
squareImagePath := rootDir + pathSeparator + uid + "_图片_等比_" + widthStr
util.CreateDir(squareImagePath)
doMoveFileToDir(imagePaths, squareImagePath)
}
}
func handleSquareImage(currentImagePath string, width int, height int, suffix string) {
if strings.EqualFold(suffix, ".gif") {
squareGifImageList = append(squareGifImageList, currentImagePath)
return
}
widthStr := fmt.Sprintf("%d", width)
if squareImageList[widthStr] == nil {
squareImageList[widthStr] = make([]string, 0)
}
squareImageList[widthStr] = append(squareImageList[widthStr], currentImagePath)
}
// 移动垂直图片
func moveVerticalImage(rootDir string, uid string) {
pathSeparator := string(os.PathSeparator)
verticalGifImagePath := rootDir + pathSeparator + uid + "_图片_竖屏_GIF"
if len(verticalGifImageList) > 0 {
util.CreateDir(verticalGifImagePath)
doMoveFileToDir(verticalGifImageList, verticalGifImagePath)
}
for heightStr, imagePaths := range verticalImageList {
verticalImagePath := rootDir + pathSeparator + uid + "_图片_竖屏_" + heightStr
util.CreateDir(verticalImagePath)
doMoveFileToDir(imagePaths, verticalImagePath)
}
}
// 移动水平图片
func moveHorizontalImage(rootDir string, uid string) {
pathSeparator := string(os.PathSeparator)
horizontalGifImagePath := rootDir + pathSeparator + uid + "_图片_横屏_GIF"
if len(horizontalGifImageList) > 0 {
util.CreateDir(horizontalGifImagePath)
doMoveFileToDir(horizontalGifImageList, horizontalGifImagePath)
}
for widthStr, imagePaths := range horizontalImageList {
horizontalImagePath := rootDir + pathSeparator + uid + "_图片_横屏_" + widthStr
util.CreateDir(horizontalImagePath)
doMoveFileToDir(imagePaths, horizontalImagePath)
}
}
// 处理垂直图片
func handleVerticalImage(currentImagePath string, height int, suffix string) {
if strings.EqualFold(suffix, ".gif") {
verticalGifImageList = append(verticalGifImageList, currentImagePath)
return
}
heightStr := fmt.Sprintf("%d", height)
if verticalImageList[heightStr] == nil {
verticalImageList[heightStr] = make([]string, 0)
}
verticalImageList[heightStr] = append(verticalImageList[heightStr], currentImagePath)
}
// 处理横向图片
func handleHorizontalImage(currentImagePath string, width int, height int, suffix string) {
if strings.EqualFold(suffix, ".gif") {
horizontalGifImageList = append(horizontalGifImageList, currentImagePath)
return
}
widthStr := fmt.Sprintf("%d", width)
if horizontalImageList[widthStr] == nil {
horizontalImageList[widthStr] = make([]string, 0)
}
horizontalImageList[widthStr] = append(horizontalImageList[widthStr], currentImagePath)
}
// 判断是否属于支持的图片文件
func isSupportImage(imageType string) bool {
for _, supportImageType := range supportImageTypes {
if strings.EqualFold(supportImageType, imageType) {
return true
}
}
return false
}
// 读取一般图片文件信息
func readImageInfo(filePath string) (err error, width int, height int) {
file, err := os.Open(filePath) // 图片文件路径
if err != nil {
return err, 0, 0
}
defer file.Close()
img, _, err := image.DecodeConfig(file)
if err != nil {
return err, 0, 0
}
return nil, img.Width, img.Height
}