ios: IJKFF: use concat:// instead of data:// due to url length limit

ios/IJKMediaPlayer/IJKMediaPlayer.xcodeproj/project.pbxproj

@@ -20,6 +20,8 @@
 		E66F8DE717EFD9C300354D80 /* IJKFFMoviePlayerController.m in Sources */ = {isa = PBXBuildFile; fileRef = E66F8DE617EFD9C300354D80 /* IJKFFMoviePlayerController.m */; };
 		E66F8DF117EFEA9400354D80 /* ijkplayer.c in Sources */ = {isa = PBXBuildFile; fileRef = E66F8DEF17EFEA9400354D80 /* ijkplayer.c */; };
 		E66F8E0317EFEEA400354D80 /* ijkplayer_ios.m in Sources */ = {isa = PBXBuildFile; fileRef = E66F8E0117EFEEA400354D80 /* ijkplayer_ios.m */; settings = {COMPILER_FLAGS = "-fno-objc-arc"; }; };
+		E6716E4B1807E5FC00B3FBC1 /* IJKMediaUtils.m in Sources */ = {isa = PBXBuildFile; fileRef = E6716E4A1807E5FC00B3FBC1 /* IJKMediaUtils.m */; };
+		E6716E4E1807EA5000B3FBC1 /* IJKFFMrl.m in Sources */ = {isa = PBXBuildFile; fileRef = E6716E4D1807EA5000B3FBC1 /* IJKFFMrl.m */; };
 		E6903EC217EAF6C500CFD954 /* IJKMediaPlayback.h in CopyFiles */ = {isa = PBXBuildFile; fileRef = E6903EC117EAF6C500CFD954 /* IJKMediaPlayback.h */; };
 		E6903FC717EAFC2C00CFD954 /* libavcodec.a in Frameworks */ = {isa = PBXBuildFile; fileRef = E6903FC217EAFC2C00CFD954 /* libavcodec.a */; };
 		E6903FC817EAFC2C00CFD954 /* libavformat.a in Frameworks */ = {isa = PBXBuildFile; fileRef = E6903FC317EAFC2C00CFD954 /* libavformat.a */; };
@@ -94,6 +96,10 @@
 		E66F8E0117EFEEA400354D80 /* ijkplayer_ios.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = ijkplayer_ios.m; path = ijkmedia/ijkplayer/ios/ijkplayer_ios.m; sourceTree = "<group>"; };
 		E66F8E0217EFEEA400354D80 /* ijkplayer_ios.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = ijkplayer_ios.h; path = ijkmedia/ijkplayer/ios/ijkplayer_ios.h; sourceTree = "<group>"; };
 		E66F8E0517EFEF3900354D80 /* ijksdl_ios.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = ijksdl_ios.h; path = ijkmedia/ijksdl/ios/ijksdl_ios.h; sourceTree = "<group>"; };
+		E6716E491807E5FC00B3FBC1 /* IJKMediaUtils.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = IJKMediaUtils.h; path = IJKMediaPlayer/IJKMediaUtils.h; sourceTree = "<group>"; };
+		E6716E4A1807E5FC00B3FBC1 /* IJKMediaUtils.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = IJKMediaUtils.m; path = IJKMediaPlayer/IJKMediaUtils.m; sourceTree = "<group>"; };
+		E6716E4C1807EA4F00B3FBC1 /* IJKFFMrl.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = IJKFFMrl.h; sourceTree = "<group>"; };
+		E6716E4D1807EA5000B3FBC1 /* IJKFFMrl.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = IJKFFMrl.m; sourceTree = "<group>"; };
 		E6903EB917EAF6C500CFD954 /* libIJKMediaPlayer.a */ = {isa = PBXFileReference; explicitFileType = archive.ar; includeInIndex = 0; path = libIJKMediaPlayer.a; sourceTree = BUILT_PRODUCTS_DIR; };
 		E6903EC017EAF6C500CFD954 /* IJKMediaPlayer-Prefix.pch */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "IJKMediaPlayer-Prefix.pch"; sourceTree = "<group>"; };
 		E6903EC117EAF6C500CFD954 /* IJKMediaPlayback.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; name = IJKMediaPlayback.h; path = IJKMediaPlayer/IJKMediaPlayback.h; sourceTree = "<group>"; };
@@ -324,6 +330,8 @@
 		E6903EBE17EAF6C500CFD954 /* IJKFFMoviePlayerController */ = {
 			isa = PBXGroup;
 			children = (
+				E6716E4C1807EA4F00B3FBC1 /* IJKFFMrl.h */,
+				E6716E4D1807EA5000B3FBC1 /* IJKFFMrl.m */,
 				E66F8DE517EFD9C300354D80 /* IJKFFMoviePlayerController.h */,
 				E66F8DE617EFD9C300354D80 /* IJKFFMoviePlayerController.m */,
 				E6F727B917F2D9D30043623F /* IJKFFMoviePlayerDef.h */,
@@ -593,6 +601,8 @@
 				E6903EC117EAF6C500CFD954 /* IJKMediaPlayback.h */,
 				E6F727C117F7C9B90043623F /* IJKMediaPlayback.m */,
 				E66F8DC217EECB1E00354D80 /* IJKMediaPlayer.h */,
+				E6716E491807E5FC00B3FBC1 /* IJKMediaUtils.h */,
+				E6716E4A1807E5FC00B3FBC1 /* IJKMediaUtils.m */,
 			);
 			name = IJKMediaPlayer;
 			sourceTree = "<group>";
@@ -675,6 +685,8 @@
 				E6F727B817F2B1B10043623F /* IJKMediaModule.m in Sources */,
 				E6F727BB17F2D9D40043623F /* IJKFFMoviePlayerDef.m in Sources */,
 				E6F727C217F7C9BA0043623F /* IJKMediaPlayback.m in Sources */,
+				E6716E4B1807E5FC00B3FBC1 /* IJKMediaUtils.m in Sources */,
+				E6716E4E1807EA5000B3FBC1 /* IJKFFMrl.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};

ios/IJKMediaPlayer/IJKMediaPlayer/IJKFFMoviePlayerController.m

@@ -23,9 +23,11 @@
 #import "IJKFFMoviePlayerController.h"
 #import "IJKFFMoviePlayerDef.h"
 #import "IJKMediaPlayback.h"
+#import "IJKFFMrl.h"
 
 @implementation IJKFFMoviePlayerController {
-    NSURL *_url;
+    IJKFFMrl *_ffMrl;
+
     IjkMediaPlayer *_mediaPlayer;
     IJKFFMoviePlayerMessagePool *_msgPool;
 
@@ -70,7 +72,8 @@
         _initialPlaybackTime = 0;
         _endPlaybackTime = 0;
 
-        _url = aUrl;
+        _ffMrl = [[IJKFFMrl alloc] initWithMrl:[aUrl absoluteString]];
+
         _mediaPlayer = ijkmp_ios_create(media_player_msg_loop);
         _msgPool = [[IJKFFMoviePlayerMessagePool alloc] init];
 
@@ -85,12 +88,17 @@
     return self;
 }
 
+- (void)dealloc
+{
+    [_ffMrl removeTempFiles];
+}
+
 - (void)prepareToPlay
 {
     if (!_mediaPlayer)
         return;
 
-    ijkmp_set_data_source(_mediaPlayer, [[_url absoluteString] UTF8String]);
+    ijkmp_set_data_source(_mediaPlayer, [_ffMrl.resolvedMrl UTF8String]);
     ijkmp_set_format_option(_mediaPlayer, "safe", "0"); // for concat demuxer
     ijkmp_prepare_async(_mediaPlayer);
 }

ios/IJKMediaPlayer/IJKMediaPlayer/IJKFFMrl.h

+/*
+ * IJKFFMrl.h
+ *
+ * Copyright (c) 2013 Zhang Rui <bbcallen@gmail.com>
+ *
+ * This file is part of ijkPlayer.
+ *
+ * ijkPlayer is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * ijkPlayer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with ijkPlayer; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#import <Foundation/Foundation.h>
+
+@interface IJKFFMrl : NSObject
+
+- (IJKFFMrl *) initWithMrl: (NSString*)aMrl;
+- (void) removeTempFiles;
+
+@property(nonatomic, readonly)  NSString *rawMrl;
+@property(nonatomic, readonly)  NSString *resolvedMrl;
+
+@end

ios/IJKMediaPlayer/IJKMediaPlayer/IJKFFMrl.m

+/*
+ * IJKFFMrl.m
+ *
+ * Copyright (c) 2013 Zhang Rui <bbcallen@gmail.com>
+ *
+ * This file is part of ijkPlayer.
+ *
+ * ijkPlayer is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * ijkPlayer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with ijkPlayer; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#import "IJKFFMrl.h"
+#import "IJKMediaUtils.h"
+#include "libavutil/base64.h"
+#include "libavutil/mem.h"
+
+@implementation IJKFFMrl {
+    NSString *_tmpFile;
+}
+
+@synthesize rawMrl      = _rawMrl;
+@synthesize resolvedMrl = _resolvedMrl;
+
+- (IJKFFMrl *)initWithMrl: (NSString*)aMrl
+{
+    self = [super init];
+    if (self) {
+        _rawMrl      = aMrl;
+        _resolvedMrl = aMrl;
+        if ([_rawMrl hasPrefix:@"data://"]) {
+            NSRange range = [_rawMrl rangeOfString:@","];
+            if (range.length > 0) {
+                NSString *data = [_rawMrl substringFromIndex:(range.location + 1)];
+                NSString *ffConcat = [IJKFFMrl base64Decode:data];
+
+                _tmpFile = [IJKMediaUtils createTempFileNameForFFConcat];
+                [ffConcat writeToFile:_tmpFile
+                           atomically:YES
+                             encoding:NSStringEncodingConversionAllowLossy
+                                error:nil];
+
+                _resolvedMrl = [[NSString alloc] initWithFormat:@"concat://%@", _tmpFile];
+            }
+        }
+
+        if (!_resolvedMrl)
+            _resolvedMrl = _rawMrl;
+    }
+    return self;
+}
+
+- (void) removeTempFiles
+{
+    if (_tmpFile) {
+        [[NSFileManager defaultManager] removeItemAtPath:_tmpFile error:nil];
+        _tmpFile = nil;
+    }
+}
+
++ (NSString *) base64Decode: (NSString*)cipher
+{
+    int ret = 0;
+    const char *utf8Cipher = [cipher UTF8String];
+    uint8_t *utf8Plain = NULL;
+    size_t in_size = strlen(utf8Cipher);
+
+    size_t out_size = 3 * (in_size / 4) + 1;
+
+    if (out_size > INT_MAX || !(utf8Plain = av_malloc(out_size)))
+        return NULL;
+    if ((ret = av_base64_decode(utf8Plain, utf8Cipher, out_size)) < 0) {
+        av_free(utf8Plain);
+        NSLog(@"Invalid base64 in MRL\n");
+        return NULL;
+    }
+
+    NSString *plain = [[NSString alloc] initWithUTF8String:(const char *)utf8Plain];
+    av_free(utf8Plain);
+
+    return plain;
+}
+
+@end

ios/IJKMediaPlayer/IJKMediaPlayer/IJKMediaUtils.h

+/*
+ * IJKMediaUtils.h
+ *
+ * Copyright (c) 2013 Zhang Rui <bbcallen@gmail.com>
+ *
+ * This file is part of ijkPlayer.
+ *
+ * ijkPlayer is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * ijkPlayer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with ijkPlayer; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#import <Foundation/Foundation.h>
+
+@interface IJKMediaUtils : NSObject
+
++ (NSString*)createTempFileNameForFFConcat;
+
++ (NSString*)createTempFileNameWithPrefix: (NSString*)aPrefix;
+
++ (NSString*)createTempFileNameInDirectory: (NSString*)aDirectory
+                                withPrefix: (NSString*)aPrefix;
+
+@end

ios/IJKMediaPlayer/IJKMediaPlayer/IJKMediaUtils.m

+/*
+ * IJKMediaUtils.m
+ *
+ * Copyright (c) 2013 Zhang Rui <bbcallen@gmail.com>
+ *
+ * This file is part of ijkPlayer.
+ *
+ * ijkPlayer is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * ijkPlayer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with ijkPlayer; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#import "IJKMediaUtils.h"
+
+@implementation IJKMediaUtils
+
++ (NSString*)createTempFileNameForFFConcat
+{
+    return [IJKMediaUtils createTempFileNameWithPrefix:@"ffconcat-"];
+}
+
++ (NSString*)createTempFileNameWithPrefix: (NSString*)aPrefix
+{
+    return [IJKMediaUtils createTempFileNameInDirectory: NSTemporaryDirectory()
+                                             withPrefix: aPrefix];
+}
+
++ (NSString*)createTempFileNameInDirectory: (NSString*)aDirectory
+                                withPrefix: (NSString*)aPrefix
+{
+    NSString* templateStr = [NSString stringWithFormat:@"%@/%@XXXXX", aDirectory, aPrefix];
+    char template[templateStr.length + 1];
+    strcpy(template, [templateStr cStringUsingEncoding:NSASCIIStringEncoding]);
+    char* filename = mktemp(template);
+
+    if (filename == NULL) {
+        NSLog(@"Could not create file in directory %@", aDirectory);
+        return nil;
+    }
+    return [NSString stringWithCString:filename encoding:NSASCIIStringEncoding];
+}
+
+@end