mirror of
https://github.com/DmcSDK/cordova-plugin-mediaPicker
synced 2026-05-22 00:01:31 +08:00
DMC
359 lines
16 KiB
Objective-C
359 lines
16 KiB
Objective-C
/********* MediaPicker.m Cordova Plugin Implementation *******/
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#import <Cordova/CDV.h>
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#import "DmcPickerViewController.h"
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@interface MediaPicker : CDVPlugin <DmcPickerDelegate>{
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// Member variables go here.
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NSString* callbackId;
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}
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- (void)getMedias:(CDVInvokedUrlCommand*)command;
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- (void)takePhoto:(CDVInvokedUrlCommand*)command;
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- (void)extractThumbnail:(CDVInvokedUrlCommand*)command;
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@end
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@implementation MediaPicker
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- (void)getMedias:(CDVInvokedUrlCommand*)command
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{
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callbackId=command.callbackId;
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NSDictionary *options = [command.arguments objectAtIndex: 0];
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DmcPickerViewController * dmc=[[DmcPickerViewController alloc] init];
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@try{
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dmc.selectMode=[[options objectForKey:@"selectMode"]integerValue];
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}@catch (NSException *exception) {
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NSLog(@"Exception: %@", exception);
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}
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@try{
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dmc.maxSelectCount=[[options objectForKey:@"maxSelectCount"]integerValue];
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}@catch (NSException *exception) {
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NSLog(@"Exception: %@", exception);
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}
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dmc._delegate=self;
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[self.viewController presentViewController:[[UINavigationController alloc]initWithRootViewController:dmc] animated:YES completion:nil];
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}
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-(void) resultPicker:(NSMutableArray*) selectArray
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{
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NSString * tmpDir = NSTemporaryDirectory();
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NSString *dmcPickerPath = [tmpDir stringByAppendingPathComponent:@"dmcPicker"];
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NSFileManager *fileManager = [NSFileManager defaultManager];
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if(![fileManager fileExistsAtPath:dmcPickerPath ]){
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[fileManager createDirectoryAtPath:dmcPickerPath withIntermediateDirectories:YES attributes:nil error:nil];
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}
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NSMutableArray * aListArray=[[NSMutableArray alloc] init];
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if([selectArray count]<=0){
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[self.commandDelegate sendPluginResult:[CDVPluginResult resultWithStatus:CDVCommandStatus_OK messageAsArray:aListArray] callbackId:callbackId];
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return;
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}
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dispatch_async(dispatch_get_global_queue (DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
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int index=0;
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for(PHAsset *asset in selectArray){
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@autoreleasepool {
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if(asset.mediaType==PHAssetMediaTypeImage){
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[self imageToSandbox:asset dmcPickerPath:dmcPickerPath aListArray:aListArray selectArray:selectArray index:index];
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}else{
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[self videoToSandboxCompress:asset dmcPickerPath:dmcPickerPath aListArray:aListArray selectArray:selectArray index:index];
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}
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}
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index++;
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}
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});
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}
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-(void)imageToSandbox:(PHAsset *)asset dmcPickerPath:(NSString*)dmcPickerPath aListArray:(NSMutableArray*)aListArray selectArray:(NSMutableArray*)selectArray index:(int)index{
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[[PHImageManager defaultManager] requestImageDataForAsset:asset options:nil resultHandler:^(NSData * _Nullable imageData, NSString * _Nullable dataUTI, UIImageOrientation orientation, NSDictionary * _Nullable info) {
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NSString *filename=[asset valueForKey:@"filename"];
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NSString *fullpath=[NSString stringWithFormat:@"%@/%@%@", dmcPickerPath,[[NSProcessInfo processInfo] globallyUniqueString], filename];
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NSNumber *size=[NSNumber numberWithLong:imageData.length];
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NSError *error = nil;
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if (![imageData writeToFile:fullpath options:NSAtomicWrite error:&error]) {
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NSLog(@"%@", [error localizedDescription]);
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[self.commandDelegate sendPluginResult:[CDVPluginResult resultWithStatus:CDVCommandStatus_ERROR messageAsString:[error localizedDescription]] callbackId:callbackId];
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} else {
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NSDictionary *dict=[NSDictionary dictionaryWithObjectsAndKeys:fullpath,@"path",@"image",@"mediaType",size,@"size",[NSNumber numberWithInt:index],@"index", nil];
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[aListArray addObject:dict];
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if([aListArray count]==[selectArray count]){
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[self.commandDelegate sendPluginResult:[CDVPluginResult resultWithStatus:CDVCommandStatus_OK messageAsArray:aListArray] callbackId:callbackId];
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}
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}
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}];
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}
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- (void)getExif:(CDVInvokedUrlCommand*)command
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{
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callbackId=command.callbackId;
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NSMutableDictionary *options = [command.arguments objectAtIndex: 0];
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if([@"image" isEqualToString: [options objectForKey:@"mediaType"]]){
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NSData *imageData = [NSData dataWithContentsOfFile:[options objectForKey:@"path"] ];
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//UIImage * image= [[UIImage alloc] initWithContentsOfFile:[options objectForKey:@"path"] ];
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CGImageSourceRef imageRef=CGImageSourceCreateWithData((CFDataRef)imageData, NULL);
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CFDictionaryRef imageInfo = CGImageSourceCopyPropertiesAtIndex(imageRef, 0,NULL);
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NSLog(@"All Exif Info:%@",imageInfo);
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NSDictionary *nsdic = (__bridge_transfer NSDictionary*)imageInfo;
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[self.commandDelegate sendPluginResult:[CDVPluginResult resultWithStatus:CDVCommandStatus_OK messageAsDictionary:nsdic] callbackId:callbackId];
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}
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}
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-(void)videoToSandbox:(PHAsset *)asset dmcPickerPath:(NSString*)dmcPickerPath aListArray:(NSMutableArray*)aListArray selectArray:(NSMutableArray*)selectArray index:(int)index{
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[[PHImageManager defaultManager] requestAVAssetForVideo:asset options:nil resultHandler:^(AVAsset *avsset, AVAudioMix *audioMix, NSDictionary *info) {
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if ([avsset isKindOfClass:[AVURLAsset class]]) {
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NSString *filename = [asset valueForKey:@"filename"];
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AVURLAsset* urlAsset = (AVURLAsset*)avsset;
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NSString *fullpath=[NSString stringWithFormat:@"%@/%@", dmcPickerPath,filename];
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NSLog(@"%@", urlAsset.URL);
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NSData *data = [NSData dataWithContentsOfURL:urlAsset.URL options:NSDataReadingUncached error:nil];
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NSNumber* size=[NSNumber numberWithLong: data.length];
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NSError *error = nil;
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if (![data writeToFile:fullpath options:NSAtomicWrite error:&error]) {
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NSLog(@"%@", [error localizedDescription]);
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[self.commandDelegate sendPluginResult:[CDVPluginResult resultWithStatus:CDVCommandStatus_ERROR messageAsString:[error localizedDescription]] callbackId:callbackId];
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} else {
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NSDictionary *dict=[NSDictionary dictionaryWithObjectsAndKeys:fullpath,@"path",size,@"size",@"video",@"mediaType" ,[NSNumber numberWithInt:index],@"index", nil];
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[aListArray addObject:dict];
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if([aListArray count]==[selectArray count]){
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[self.commandDelegate sendPluginResult:[CDVPluginResult resultWithStatus:CDVCommandStatus_OK messageAsArray:aListArray] callbackId:callbackId];
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}
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}
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}
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}];
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}
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-(void)videoToSandboxCompress:(PHAsset *)asset dmcPickerPath:(NSString*)dmcPickerPath aListArray:(NSMutableArray*)aListArray selectArray:(NSMutableArray*)selectArray index:(int)index{
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NSString *compressStartjs = [NSString stringWithFormat:@"MediaPicker.compressEvent('%@',%i)", @"start",index];
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[self.commandDelegate evalJs:compressStartjs];
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[[PHImageManager defaultManager] requestExportSessionForVideo:asset options:nil exportPreset:AVAssetExportPresetMediumQuality resultHandler:^(AVAssetExportSession *exportSession, NSDictionary *info) {
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NSString *fullpath=[NSString stringWithFormat:@"%@/%@.%@", dmcPickerPath,[[NSProcessInfo processInfo] globallyUniqueString], @"mp4"];
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NSURL *outputURL = [NSURL fileURLWithPath:fullpath];
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NSLog(@"this is the final path %@",outputURL);
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exportSession.outputFileType=AVFileTypeMPEG4;
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exportSession.outputURL=outputURL;
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[exportSession exportAsynchronouslyWithCompletionHandler:^{
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if (exportSession.status == AVAssetExportSessionStatusFailed) {
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[self.commandDelegate sendPluginResult:[CDVPluginResult resultWithStatus:CDVCommandStatus_ERROR messageAsString:@"compress failed"] callbackId:callbackId];
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NSLog(@"failed");
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} else if(exportSession.status == AVAssetExportSessionStatusCompleted){
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NSLog(@"completed!");
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NSString *compressCompletedjs = [NSString stringWithFormat:@"MediaPicker.compressEvent('%@',%i)", @"completed",index];
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[self.commandDelegate evalJs:compressCompletedjs];
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NSDictionary *dict=[NSDictionary dictionaryWithObjectsAndKeys:fullpath,@"path",@"video",@"mediaType" ,[NSNumber numberWithInt:index],@"index", nil];
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[aListArray addObject:dict];
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if([aListArray count]==[selectArray count]){
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[self.commandDelegate sendPluginResult:[CDVPluginResult resultWithStatus:CDVCommandStatus_OK messageAsArray:aListArray] callbackId:callbackId];
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}
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}
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}];
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}];
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}
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-(NSString*)thumbnailVideo:(NSString*)path quality:(NSInteger)quality {
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UIImage *shotImage;
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//视频路径URL
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NSURL *fileURL = [NSURL fileURLWithPath:path];
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AVURLAsset *asset = [[AVURLAsset alloc] initWithURL:fileURL options:nil];
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AVAssetImageGenerator *gen = [[AVAssetImageGenerator alloc] initWithAsset:asset];
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gen.appliesPreferredTrackTransform = YES;
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CMTime time = CMTimeMakeWithSeconds(0.0, 600);
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NSError *error = nil;
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CMTime actualTime;
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CGImageRef image = [gen copyCGImageAtTime:time actualTime:&actualTime error:&error];
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shotImage = [[UIImage alloc] initWithCGImage:image];
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CGImageRelease(image);
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CGFloat q=quality/100.0f;
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NSString *thumbnail=[UIImageJPEGRepresentation(shotImage,q) base64EncodedStringWithOptions:0];
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return thumbnail;
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}
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- (void)takePhoto:(CDVInvokedUrlCommand*)command
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{
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}
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-(UIImage*)getThumbnailImage:(NSString*)path type:(NSString*)mtype{
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UIImage *result;
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if([@"image" isEqualToString: mtype]){
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result= [[UIImage alloc] initWithContentsOfFile:path];
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}else{
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NSURL *fileURL = [NSURL fileURLWithPath:path];
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AVURLAsset *asset = [[AVURLAsset alloc] initWithURL:fileURL options:nil];
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AVAssetImageGenerator *gen = [[AVAssetImageGenerator alloc] initWithAsset:asset];
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gen.appliesPreferredTrackTransform = YES;
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CMTime time = CMTimeMakeWithSeconds(0.0, 600);
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NSError *error = nil;
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CMTime actualTime;
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CGImageRef image = [gen copyCGImageAtTime:time actualTime:&actualTime error:&error];
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result = [[UIImage alloc] initWithCGImage:image];
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}
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return result;
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}
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-(NSString*)thumbnailImage:(UIImage*)result quality:(NSInteger)quality{
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NSInteger qu = quality>0?quality:3;
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CGFloat q=qu/100.0f;
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NSString *thumbnail=[UIImageJPEGRepresentation(result,q) base64EncodedStringWithOptions:0];
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return thumbnail;
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}
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- (void)extractThumbnail:(CDVInvokedUrlCommand*)command
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{
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callbackId=command.callbackId;
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NSMutableDictionary *options = [command.arguments objectAtIndex: 0];
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UIImage * image=[self getThumbnailImage:[options objectForKey:@"path"] type:[options objectForKey:@"mediaType"]];
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NSString *thumbnail=[self thumbnailImage:image quality:[[options objectForKey:@"thumbnailQuality"] integerValue]];
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[options setObject:thumbnail forKey:@"thumbnailBase64"];
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NSNumber* rotate = [NSNumber numberWithInt:[self getOrientation:image]];
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[options setObject:rotate forKey:@"exifRotate"];
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[self.commandDelegate sendPluginResult:[CDVPluginResult resultWithStatus:CDVCommandStatus_OK messageAsDictionary:options] callbackId:callbackId];
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}
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- (void)compressImage:(CDVInvokedUrlCommand*)command
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{
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callbackId=command.callbackId;
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NSMutableDictionary *options = [command.arguments objectAtIndex: 0];
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NSInteger quality=[[options objectForKey:@"quality"] integerValue];
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if(quality<100&&[@"image" isEqualToString: [options objectForKey:@"mediaType"]]){
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UIImage *result = [[UIImage alloc] initWithContentsOfFile: [options objectForKey:@"path"]];
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NSInteger qu = quality>0?quality:3;
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CGFloat q=qu/100.0f;
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NSData *data =UIImageJPEGRepresentation(result,q);
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NSString *dmcPickerPath = [NSTemporaryDirectory() stringByAppendingPathComponent:@"dmcPicker"];
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NSFileManager *fileManager = [NSFileManager defaultManager];
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if(![fileManager fileExistsAtPath:dmcPickerPath ]){
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[fileManager createDirectoryAtPath:dmcPickerPath withIntermediateDirectories:YES attributes:nil error:nil];
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}
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NSString *filename=[NSString stringWithFormat:@"%@%@%@",@"dmcMediaPickerCompress", [self currentTimeStr],@".jpg"];
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NSString *fullpath=[NSString stringWithFormat:@"%@/%@", dmcPickerPath,filename];
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NSNumber* size=[NSNumber numberWithLong: data.length];
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NSError *error = nil;
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if (![data writeToFile:fullpath options:NSAtomicWrite error:&error]) {
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NSLog(@"%@", [error localizedDescription]);
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[self.commandDelegate sendPluginResult:[CDVPluginResult resultWithStatus:CDVCommandStatus_ERROR messageAsString:[error localizedDescription]] callbackId:callbackId];
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} else {
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[options setObject:fullpath forKey:@"path"];
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[options setObject:size forKey:@"size"];
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[options setObject:filename forKey:@"name"];
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[self.commandDelegate sendPluginResult:[CDVPluginResult resultWithStatus:CDVCommandStatus_OK messageAsDictionary:options] callbackId:callbackId];
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}
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}else{
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[self.commandDelegate sendPluginResult:[CDVPluginResult resultWithStatus:CDVCommandStatus_OK messageAsDictionary:options] callbackId:callbackId];
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}
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}
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//获取当前时间戳
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- (NSString *)currentTimeStr{
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NSDate* date = [NSDate dateWithTimeIntervalSinceNow:0];//获取当前时间0秒后的时间
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NSTimeInterval time=[date timeIntervalSince1970]*1000;// *1000 是精确到毫秒，不乘就是精确到秒
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NSString *timeString = [NSString stringWithFormat:@"%.0f", time];
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return timeString;
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}
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-(void)fileToBlob:(CDVInvokedUrlCommand*)command
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{
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callbackId=command.callbackId;
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NSData *result =[NSData dataWithContentsOfFile:[command.arguments objectAtIndex: 0]];
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[self.commandDelegate sendPluginResult:[CDVPluginResult resultWithStatus:CDVCommandStatus_OK messageAsArrayBuffer:result]callbackId:command.callbackId];
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}
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//-(int)getOrientation:(UIImage *)image{
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// switch (image.imageOrientation) {
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// case UIImageOrientationDown:
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// return 270;
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// case UIImageOrientationDownMirrored:
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// return 270;
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// case UIImageOrientationLeft:
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// return 0;
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// case UIImageOrientationLeftMirrored:
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// return 0;
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// case UIImageOrientationRight:
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// return 180;
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// case UIImageOrientationRightMirrored:
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// return 180;
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// case UIImageOrientationUp:
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// return 90;
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// case UIImageOrientationUpMirrored:
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// return 90;
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// default:
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// return 0;
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// }
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//}
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-(int)getOrientation:(UIImage *)image{
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switch (image.imageOrientation) {
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case UIImageOrientationDown:
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return 270;
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case UIImageOrientationDownMirrored:
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return 270;
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case UIImageOrientationLeft:
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return 0;
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case UIImageOrientationLeftMirrored:
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return 0;
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case UIImageOrientationRight:
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return 180;
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case UIImageOrientationRightMirrored:
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return 180;
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case UIImageOrientationUp:
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return 90;
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case UIImageOrientationUpMirrored:
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return 90;
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default:
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return 0;
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}
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}
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@end
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