MacOSX/Framework/Example: FlashVideoDownloader, sample app that download a...

MacOSX/Framework/Example: FlashVideoDownloader, sample app that download a video from YouTube, dailymotion, etc. using VLC's luaplaylist module, and export them to a more readable format. (killer app, imho :), but yet only an code Example. )

extras/MacOSX/Framework/Examples/FlashVideoDownloader/Controller.h

+/* Controller */
+
+#import <Cocoa/Cocoa.h>
+#import <VLCKit/VLCKit.h>
+
+@interface Controller : NSObject
+{
+    IBOutlet NSView * remoteURLView;
+    IBOutlet NSView * workingView;
+    IBOutlet NSWindow * window;
+    IBOutlet NSButton * openConvertedFileButton;
+
+    NSNumber * selectedStreamOutput;
+    NSString * remoteURLAsString;
+
+    VLCMedia * media;
+    VLCStreamSession * streamSession;
+    
+    NSString * outputFilePath;
+    NSString * outputFolderPath;
+}
+
+- (void)awakeFromNib;
+
+@property (retain) VLCMedia * media;
+@property (retain) VLCStreamSession * streamSession;
+@property (assign) NSNumber * selectedStreamOutput;
+@property (retain,readonly) NSString * outputFilePath;
+@property (retain,readonly) NSString * outputFolderPath;
+@property (retain) NSString * remoteURLAsString;
+
+- (IBAction)convert:(id)sender;
+- (IBAction)openConvertedFile:(id)sender;
+- (IBAction)openConvertedEnclosingFolder:(id)sender;
+- (IBAction)pickOutputFolderPath:(id)sender;
+@end

extras/MacOSX/Framework/Examples/FlashVideoDownloader/Controller.m

+#import "Controller.h"
+
+
+/**********************************************************
+ * First off, some value transformer to easily play with
+ * bindings
+ */
+@interface VLCFloat10000FoldTransformer : NSObject
+@end
+
+@implementation VLCFloat10000FoldTransformer
+
++ (Class)transformedValueClass
+{
+    return [NSNumber class];
+}
+
++ (BOOL)allowsReverseTransformation
+{
+    return YES;
+}
+
+- (id)transformedValue:(id)value
+{
+    if( !value ) return nil;
+ 
+    if(![value respondsToSelector: @selector(floatValue)])
+    {
+        [NSException raise: NSInternalInconsistencyException
+                    format: @"Value (%@) does not respond to -floatValue.",
+        [value class]];
+        return nil;
+    }
+ 
+    return [NSNumber numberWithFloat: [value floatValue]*10000.];
+}
+
+- (id)reverseTransformedValue:(id)value
+{
+    if( !value ) return nil;
+ 
+    if(![value respondsToSelector: @selector(floatValue)])
+    {
+        [NSException raise: NSInternalInconsistencyException
+                    format: @"Value (%@) does not respond to -floatValue.",
+        [value class]];
+        return nil;
+    }
+ 
+    return [NSNumber numberWithFloat: [value floatValue]/10000.];
+}
+@end
+
+
+/**********************************************************
+ * @implementation Controller
+ */
+@interface Controller ()
+@property (retain,readwrite) NSString * outputFolderPath;
+@end
+
+@implementation Controller
+- (id)init
+{
+    if(self = [super init])
+    {
+        [self bind:@"outputFolderPath" toObject:[NSUserDefaultsController sharedUserDefaultsController]
+              withKeyPath:@"values.outputFolderPath" options:nil]; 
+        [[[NSUserDefaultsController sharedUserDefaultsController] values] bind:@"outputFolderPath" toObject:self
+              withKeyPath:@"outputFolderPath" options:nil]; 
+        VLCFloat10000FoldTransformer *float100fold;
+        float100fold = [[[VLCFloat10000FoldTransformer alloc] init] autorelease];
+        [NSValueTransformer setValueTransformer:(id)float100fold forName:@"Float10000FoldTransformer"];
+        self.media = nil;
+        self.streamSession = nil;
+        selectedStreamOutput = [[NSNumber alloc] initWithInt:0];
+        self.remoteURLAsString = [NSString stringWithString:@"http://youtube.com/watch?v=IXpx2OEWBdA&feature=bz303"];
+        outputFilePath = nil;
+        if( !self.outputFolderPath || [self.outputFolderPath isKindOfClass:[NSNull class]])
+            self.outputFolderPath = [@"~/Movies/Flash Video Converted" stringByExpandingTildeInPath];
+    }
+    return self;
+}
+
+- (void)dealloc
+{
+    [outputFilePath release];
+    [remoteURLAsString release];
+    [streamSession release];
+    [media release];
+    [super dealloc];
+}
+
+@synthesize streamSession;
+@synthesize selectedStreamOutput;
+@synthesize media;
+@synthesize outputFolderPath;
+
+- (void)awakeFromNib
+{
+    [window setShowsResizeIndicator:NO];
+    [NSApp setDelegate: self];
+}
+
+- (void)applicationDidFinishLaunching:(NSNotification *)aNotification
+{
+    [VLCLibrary sharedLibrary];
+}
+
+- (NSString *)remoteURLAsString
+{
+    return remoteURLAsString;
+}
+
+- (void)setRemoteURLAsString:(NSString *)newURLAsString
+{
+    [remoteURLAsString release];
+    remoteURLAsString = [[newURLAsString copy] retain];
+    media = [[newURLAsString copy] retain];
+    [self setMedia:[VLCMedia mediaWithPath:newURLAsString]];
+}
+
++ (NSSet *)keyPathsForValuesAffectingOutputFilePath
+{
+    return [NSSet setWithObjects:@"media.metaDictionary.title", nil];
+}
+
+- (void)freezeOutputFilePath
+{
+    [outputFilePath release];
+    outputFilePath = nil;
+    outputFilePath = [self outputFilePath];
+    [outputFilePath retain];
+}
+
+- (NSString *)outputFilePath
+{
+    if(outputFilePath)
+        return [outputFilePath copy];
+    VLCMedia * aMedia = self.streamSession ? self.streamSession.media ? self.streamSession.media : self.media : self.media;
+    NSString * name = [[[aMedia metaDictionary] objectForKey:@"title"] lastPathComponent];
+    NSString * extension = [selectedStreamOutput intValue] == 2 ? @"mpeg" : @"mp4";
+    NSString * path = [NSString stringWithFormat:@"%@/%@.%@", self.outputFolderPath, name, extension ];
+    int i;
+    for( i = 0; [[NSFileManager defaultManager] fileExistsAtPath:path]; i ++)
+    {
+        path = [NSString stringWithFormat:@"%@/%@ %d.%@", self.outputFolderPath, name, i, extension ];
+        if( i > 256 )
+        {
+            /* Don't got too far */
+            /* FIXME: Be nicer with the user and give him a choice for the new name */
+            NSRunAlertPanelRelativeToWindow(@"File already exists",
+                [NSString stringWithFormat:
+                    @"File '%@', already exists. The old one will be deleted when the OK button will be pressed", path],
+                @"OK", nil, nil, window);
+            break;
+        }
+    }
+    return path;
+}
+
+
+- (IBAction)convert:(id)sender
+{
+    VLCStreamOutput * streamOutput;
+    [self.streamSession removeObserver:self forKeyPath:@"isComplete"];
+
+    self.streamSession = [VLCStreamSession streamSession];
+    [self freezeOutputFilePath];
+
+    if([selectedStreamOutput intValue] == 2)
+    {
+        streamOutput = [VLCStreamOutput mpeg2StreamOutputWithFilePath:[self outputFilePath]];
+    }
+    else if([selectedStreamOutput intValue] == 1)
+    {
+        streamOutput = [VLCStreamOutput mpeg4StreamOutputWithFilePath:[self outputFilePath]];
+    }
+    else
+        streamOutput = [VLCStreamOutput ipodStreamOutputWithFilePath:[self outputFilePath]];
+
+    /* Make sure we are exporting to a well known directory */
+    [[NSFileManager defaultManager] createDirectoryAtPath:self.outputFolderPath attributes:nil];
+
+    [self.streamSession setStreamOutput:streamOutput];
+    [self.streamSession setMedia:self.media];
+    [self.streamSession startStreaming];
+
+    [self.streamSession addObserver:self forKeyPath:@"isComplete" options:NSKeyValueObservingOptionNew context:nil];
+
+    /* Show the new view */
+    [[window contentView] addSubview:workingView];
+    NSRect frame = [workingView frame];
+    frame.origin.y -= NSHeight([window contentRectForFrameRect:[window frame]]) + 20.f;
+    [workingView setFrame:frame];
+    [[window animator] setFrame:NSMakeRect([window frame].origin.x, [window frame].origin.y-NSHeight([workingView frame]), NSWidth([window frame]), NSHeight([window frame])+NSHeight([workingView frame])) display:YES];
+}
+
+- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context
+{
+    if([keyPath isEqualToString:@"isComplete"])
+    {
+        if([self.streamSession isComplete])
+        {
+            /* Notify the user */
+            [[NSSound soundNamed:@"Glass"] play];
+
+            /* Set the icon */
+            [openConvertedFileButton setImage:[[NSWorkspace sharedWorkspace] iconForFile:[self outputFilePath]]];
+            
+            /* Rename the link with a nicer name */
+            NSString * oldPath = [self outputFilePath];
+            [self freezeOutputFilePath];
+            [[NSFileManager defaultManager] moveItemAtPath:oldPath toPath:[self outputFilePath] error:NULL];
+        }
+        return;
+    }
+    [super observeValueForKeyPath:keyPath ofObject:object change:change context:context];
+}
+
+- (IBAction)openConvertedFile:(id)sender
+{
+    [[NSWorkspace sharedWorkspace] openFile:[self outputFilePath]];
+}
+
+- (IBAction)pickOutputFolderPath:(id)sender;
+{
+    NSOpenPanel * panel = [NSOpenPanel openPanel];
+    [panel setCanChooseFiles:NO];
+    [panel setCanChooseDirectories:YES];
+    [panel setAllowsMultipleSelection:NO];
+    [panel beginSheetForDirectory:self.outputFolderPath file:nil types:nil modalForWindow:[sender window] modalDelegate:self didEndSelector:@selector(openPanelDidEnd:returnCode:contextInfo:) contextInfo:nil];
+}
+
+- (void)openPanelDidEnd:(NSOpenPanel *)panel returnCode:(int)returnCode  contextInfo:(void  *)contextInfo
+{
+    if(returnCode != NSOKButton || ![[panel filenames] count])
+        return;
+    self.outputFolderPath = [[panel filenames] objectAtIndex:0];
+}
+
+- (IBAction)openConvertedEnclosingFolder:(id)sender
+{
+    [[NSWorkspace sharedWorkspace] selectFile:[self outputFilePath] inFileViewerRootedAtPath:[[self outputFilePath] stringByDeletingLastPathComponent]];
+}
+
+- (IBAction)cancel:(id)sender
+{
+    [self.streamSession stop];
+}
+
+@end

extras/MacOSX/Framework/Examples/FlashVideoDownloader/English.lproj/InfoPlist.strings

 /* Localized versions of Info.plist keys */

extras/MacOSX/Framework/Examples/FlashVideoDownloader/English.lproj/MainMenu.nib/classes.nib

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IBClasses</key>
+	<array>
+		<dict>
+			<key>CLASS</key>
+			<string>GradientBackgroundView</string>
+			<key>LANGUAGE</key>
+			<string>ObjC</string>
+			<key>SUPERCLASS</key>
+			<string>NSImageView</string>
+		</dict>
+		<dict>
+			<key>CLASS</key>
+			<string>FirstResponder</string>
+			<key>LANGUAGE</key>
+			<string>ObjC</string>
+			<key>SUPERCLASS</key>
+			<string>NSObject</string>
+		</dict>
+		<dict>
+			<key>ACTIONS</key>
+			<dict>
+				<key>convert</key>
+				<string>id</string>
+				<key>openConvertedEnclosingFolder</key>
+				<string>id</string>
+				<key>openConvertedFile</key>
+				<string>id</string>
+				<key>pickOutputFolderPath</key>
+				<string>id</string>
+			</dict>
+			<key>CLASS</key>
+			<string>Controller</string>
+			<key>LANGUAGE</key>
+			<string>ObjC</string>
+			<key>OUTLETS</key>
+			<dict>
+				<key>openConvertedFileButton</key>
+				<string>NSButton</string>
+				<key>remoteURLView</key>
+				<string>NSView</string>
+				<key>titleView</key>
+				<string>NSView</string>
+				<key>window</key>
+				<string>NSWindow</string>
+				<key>workingView</key>
+				<string>NSView</string>
+			</dict>
+			<key>SUPERCLASS</key>
+			<string>NSObject</string>
+		</dict>
+	</array>
+	<key>IBVersion</key>
+	<string>1</string>
+</dict>
+</plist>

extras/MacOSX/Framework/Examples/FlashVideoDownloader/English.lproj/MainMenu.nib/info.nib

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IBFramework Version</key>
+	<string>629</string>
+	<key>IBLastKnownRelativeProjectPath</key>
+	<string>../../FlashVideoDownloader.xcodeproj</string>
+	<key>IBOldestOS</key>
+	<integer>5</integer>
+	<key>IBOpenObjects</key>
+	<array>
+		<integer>21</integer>
+		<integer>169</integer>
+		<integer>940</integer>
+		<integer>704</integer>
+	</array>
+	<key>IBSystem Version</key>
+	<string>9B18</string>
+	<key>targetFramework</key>
+	<string>IBCocoaFramework</string>
+</dict>
+</plist>

extras/MacOSX/Framework/Examples/FlashVideoDownloader/FlashVideoDownloader_Prefix.pch

+//
+// Prefix header for all source files of the 'test' target in the 'test' project
+//
+
+#ifdef __OBJC__
+    #import <Cocoa/Cocoa.h>
+#endif

extras/MacOSX/Framework/Examples/FlashVideoDownloader/GradientBackgroundView.h

+//
+//  GradientBackgroundView.h
+//  iPodConverter
+//
+//  Created by Pierre d'Herbemont on 1/12/08.
+//  Copyright 2008 __MyCompanyName__. All rights reserved.
+//
+
+#import <Cocoa/Cocoa.h>
+
+
+@interface GradientBackgroundView : NSImageView {
+
+}
+
+@end

extras/MacOSX/Framework/Examples/FlashVideoDownloader/GradientBackgroundView.m

+//
+//  GradientBackgroundView.m
+//  iPodConverter
+//
+//  Created by Pierre d'Herbemont on 1/12/08.
+//  Copyright 2008 __MyCompanyName__. All rights reserved.
+//
+
+#import "GradientBackgroundView.h"
+
+/**********************************************************
+ * Why not drawing something nice?
+ */
+
+@implementation GradientBackgroundView
+- (void)awakeFromNib
+{
+    /* Buggy nib files... Force us to be on the back of the view hierarchy */
+    NSView * superView;
+    [self retain];
+    superView = [self superview];
+    [self removeFromSuperview];
+    [superView addSubview:self positioned: NSWindowBelow relativeTo:nil];
+}
+- (void)drawRect:(NSRect)rect
+{
+    
+    NSColor * topGradient = [NSColor colorWithCalibratedWhite:.12f alpha:1.0];
+    NSColor * bottomGradient   = [NSColor colorWithCalibratedWhite:0.55f alpha:0.9];
+	NSGradient * gradient = [[NSGradient alloc] initWithColorsAndLocations:bottomGradient, 0.f, bottomGradient, 0.1f, topGradient, 1.f, nil];
+    [gradient drawInRect:self.bounds angle:90.0];
+    [super drawRect:rect];
+}
+@end

extras/MacOSX/Framework/Examples/FlashVideoDownloader/Info.plist

+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CFBundleDevelopmentRegion</key>
+	<string>English</string>
+	<key>CFBundleExecutable</key>
+	<string>Flash Video Downloader</string>
+	<key>CFBundleIconFile</key>
+	<string></string>
+	<key>CFBundleIdentifier</key>
+	<string>org.videolan.flashvideodownloader</string>
+	<key>CFBundleInfoDictionaryVersion</key>
+	<string>6.0</string>
+	<key>CFBundleName</key>
+	<string>Flash Video Downloader</string>
+	<key>CFBundlePackageType</key>
+	<string>APPL</string>
+	<key>CFBundleSignature</key>
+	<string>????</string>
+	<key>CFBundleVersion</key>
+	<string>1.0</string>
+	<key>NSMainNibFile</key>
+	<string>MainMenu</string>
+	<key>NSPrincipalClass</key>
+	<string>NSApplication</string>
+</dict>
+</plist>

extras/MacOSX/Framework/Examples/FlashVideoDownloader/main.m

+//
+//  main.m
+//  test
+//
+//  Created by Pierre d'Herbemont on 13/04/07.
+//  Copyright __MyCompanyName__ 2007. All rights reserved.
+//
+
+#import <Cocoa/Cocoa.h>
+#import <VLCKit/VLCKit.h>
+#include <stdio.h>
+
+int main(int argc, char *argv[])
+{
+    return NSApplicationMain(argc, (const char **) argv);
+}