RetainPtr<CFStringRef> StringImpl::createCFString() { // Since garbage collection isn't compatible with custom allocators, we // can't use the NoCopy variants of CFStringCreate*() when GC is enabled. if (!m_length || !isMainThread() || garbageCollectionEnabled()) { if (is8Bit()) return adoptCF(CFStringCreateWithBytes(0, reinterpret_cast<const UInt8*>(characters8()), m_length, kCFStringEncodingISOLatin1, false)); return adoptCF(CFStringCreateWithCharacters(0, reinterpret_cast<const UniChar*>(characters16()), m_length)); } CFAllocatorRef allocator = StringWrapperCFAllocator::allocator(); // Put pointer to the StringImpl in a global so the allocator can store it with the CFString. ASSERT(!StringWrapperCFAllocator::currentString); StringWrapperCFAllocator::currentString = this; CFStringRef string; if (is8Bit()) string = CFStringCreateWithBytesNoCopy(allocator, reinterpret_cast<const UInt8*>(characters8()), m_length, kCFStringEncodingISOLatin1, false, kCFAllocatorNull); else string = CFStringCreateWithCharactersNoCopy(allocator, reinterpret_cast<const UniChar*>(characters16()), m_length, kCFAllocatorNull); // CoreFoundation might not have to allocate anything, we clear currentString in case we did not execute allocate(). StringWrapperCFAllocator::currentString = 0; return adoptCF(string); }
/** * Remove an existing position in a #PLIST_DICT node. * Removed position will be freed using #plist_free * * @param node the node of type #PLIST_DICT * @param key The identifier of the item to remove. Assert if identifier is not present. */ void plist_dict_remove_item(plist_t node, const char* key) { CFStringRef keyRef = CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, (UInt8 *)key, strlen(key), kCFStringEncodingUTF8, FALSE, kCFAllocatorNull); if (keyRef) { CFDictionaryRemoveValue((CFMutableDictionaryRef) node, keyRef); CFRelease(keyRef); } }
CFURLRef Path::CreateCFURL() const { CFStringRef str = CFStringCreateWithBytesNoCopy( kCFAllocatorDefault, reinterpret_cast<const UInt8*>(path_), strlen(path_), kCFStringEncodingUTF8, false, kCFAllocatorNull); CFURLRef url = CFURLCreateWithFileSystemPath( kCFAllocatorDefault, str, kCFURLPOSIXPathStyle, false); CFRelease(str); return url; }
/** * Get the nth item in a #PLIST_DICT node. * * @param node the node of type #PLIST_DICT * @param key the identifier of the item to get. * @return the item or NULL if node is not of type #PLIST_DICT */ plist_t plist_dict_get_item(plist_t node, const char* key) { CFDictionaryRef retval = NULL; CFStringRef keyRef = CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, (UInt8 *)key, strlen(key), kCFStringEncodingUTF8, FALSE, kCFAllocatorNull); if (keyRef) { retval = CFDictionaryGetValue(node, keyRef); CFRelease(keyRef); } return retval; }
// This function is needed to work around a bug in Windows CG <rdar://problem/22703470> void PlatformCALayer::drawTextAtPoint(CGContextRef context, CGFloat x, CGFloat y, CGSize scale, CGFloat fontSize, const char* text, size_t length) const { auto matrix = CGAffineTransformMakeScale(scale.width, scale.height); auto font = adoptCF(CTFontCreateWithName(CFSTR("Helvetica"), fontSize, &matrix)); CFTypeRef keys[] = { kCTFontAttributeName, kCTForegroundColorFromContextAttributeName }; CFTypeRef values[] = { font.get(), kCFBooleanTrue }; auto attributes = adoptCF(CFDictionaryCreate(kCFAllocatorDefault, keys, values, WTF_ARRAY_LENGTH(keys), &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks)); auto string = adoptCF(CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const UInt8*>(text), length, kCFStringEncodingUTF8, false, kCFAllocatorNull)); auto attributedString = adoptCF(CFAttributedStringCreate(kCFAllocatorDefault, string.get(), attributes.get())); auto line = adoptCF(CTLineCreateWithAttributedString(attributedString.get())); CGContextSetTextPosition(context, x, y); CTLineDraw(line.get(), context); }
// ImageCodecDrawBand // The base image decompressor calls your image decompressor component's ImageCodecDrawBand function // to decompress a band or frame. Your component must implement this function. If the ImageSubCodecDecompressRecord // structure specifies a progress function or data-loading function, the base image decompressor will never call ImageCodecDrawBand // at interrupt time. If the ImageSubCodecDecompressRecord structure specifies a progress function, the base image decompressor // handles codecProgressOpen and codecProgressClose calls, and your image decompressor component must not implement these functions. // If not, the base image decompressor may call the ImageCodecDrawBand function at interrupt time. // When the base image decompressor calls your ImageCodecDrawBand function, your component must perform the decompression specified // by the fields of the ImageSubCodecDecompressRecord structure. The structure includes any changes your component made to it // when performing the ImageCodecBeginBand function. If your component supports asynchronous scheduled decompression, // it may receive more than one ImageCodecBeginBand call before receiving an ImageCodecDrawBand call. pascal ComponentResult TextSubCodecDrawBand(TextSubGlobals glob, ImageSubCodecDecompressRecord *drp) { TextSubDecompressRecord *myDrp = (TextSubDecompressRecord *)drp->userDecompressRecord; CGImageAlphaInfo alphaFormat = (myDrp->pixelFormat == k32ARGBPixelFormat) ? kCGImageAlphaPremultipliedFirst : kCGImageAlphaPremultipliedLast; CGContextRef c = CGBitmapContextCreate(drp->baseAddr, myDrp->width, myDrp->height, 8, drp->rowBytes, glob->colorSpace, alphaFormat); CGContextClearRect(c, CGRectMake(0,0, myDrp->width, myDrp->height)); CFMutableStringRef buf; if (drp->codecData[0] == '\n' && myDrp->dataSize == 1) goto leave; // skip empty packets if (myDrp->dataSize > kMaxSubPacketSize) goto leave; // skip very large packets, they probably cause stack overflows buf = (CFMutableStringRef)CFStringCreateWithBytesNoCopy(NULL, (UInt8*)drp->codecData, myDrp->dataSize, kCFStringEncodingUTF8, false, kCFAllocatorNull); if (!buf) goto leave; if (glob->translateSRT) { CFStringRef origBuf = buf; buf = CFStringCreateMutableCopy(NULL, 0, buf); CFRelease(origBuf); if (!buf) goto leave; CFStringFindAndReplace(buf, CFSTR("<i>"), CFSTR("{\\i1}"), CFRangeMake(0,CFStringGetLength(buf)), 0); CFStringFindAndReplace(buf, CFSTR("</i>"), CFSTR("{\\i0}"), CFRangeMake(0,CFStringGetLength(buf)), 0); CFStringFindAndReplace(buf, CFSTR("<"), CFSTR("{"), CFRangeMake(0,CFStringGetLength(buf)), 0); CFStringFindAndReplace(buf, CFSTR(">"), CFSTR("}"), CFRangeMake(0,CFStringGetLength(buf)), 0); } SubRendererRenderPacket(glob->ssa, c, buf, myDrp->width, myDrp->height); if (IsTransparentSubtitleHackEnabled()) ConvertImageToQDTransparent(drp->baseAddr, myDrp->pixelFormat, drp->rowBytes, myDrp->width, myDrp->height); CFRelease(buf); leave: CGContextRelease(c); return noErr; }
bool SFNTNameTable::ReadU16NameFromMacRomanRecord( const NameRecord *aNameRecord, mozilla::u16string &aU16Name) { uint32_t offset = aNameRecord->offset; uint32_t length = aNameRecord->length; if (mStringDataLength < offset + length) { gfxWarning() << "Name data too short to contain name string."; return false; } if (length > INT_MAX) { gfxWarning() << "Name record too long to decode."; return false; } // pointer to the Mac Roman encoded string in the name record const uint8_t *encodedStr = mStringData + offset; CFStringRef cfString; cfString = CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, encodedStr, length, kCFStringEncodingMacRoman, false, kCFAllocatorNull); // length (in UTF-16 code pairs) of the decoded string CFIndex decodedLength = CFStringGetLength(cfString); // temporary buffer UniquePtr<UniChar[]> u16Buffer = MakeUnique<UniChar[]>(decodedLength); CFStringGetCharacters(cfString, CFRangeMake(0, decodedLength), u16Buffer.get()); CFRelease(cfString); aU16Name.assign(reinterpret_cast<char16_t *>(u16Buffer.get()), decodedLength); return true; }
static void quartzgen_begin_page(GVJ_t *job) { CGRect bounds = CGRectMake(0.0, 0.0, job->width, job->height); if (!job->context) { switch (job->device.id) { case FORMAT_PDF: { /* create the auxiliary info for PDF content, author and title */ CFStringRef auxiliaryKeys[] = { kCGPDFContextCreator, kCGPDFContextTitle }; CFStringRef auxiliaryValues[] = { CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("%s %s"), job->common->info[0], job->common->info[1]), job->obj->type == ROOTGRAPH_OBJTYPE ? CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, (const UInt8 *)job->obj->u.g->name, strlen(job->obj->u.g->name), kCFStringEncodingUTF8, false, kCFAllocatorNull) : CFSTR("") }; CFDictionaryRef auxiliaryInfo = CFDictionaryCreate( kCFAllocatorDefault, (const void **)&auxiliaryKeys, (const void **)&auxiliaryValues, sizeof(auxiliaryValues)/sizeof(auxiliaryValues[0]), &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks ); /* create a PDF for drawing into */ CGDataConsumerRef data_consumer = CGDataConsumerCreate(job, &device_data_consumer_callbacks); job->context = CGPDFContextCreate(data_consumer, &bounds, auxiliaryInfo); /* clean up */ CGDataConsumerRelease(data_consumer); CFRelease(auxiliaryInfo); int i; for (i = 0; i < sizeof(auxiliaryValues)/sizeof(auxiliaryValues[0]); ++i) CFRelease(auxiliaryValues[i]); } break; default: /* bitmap formats */ { size_t bytes_per_row = (job->width * BYTES_PER_PIXEL + BYTE_ALIGN) & ~BYTE_ALIGN; void* buffer = NULL; #if __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 20000 /* iPhoneOS has no swap files for memory, so if we're short of memory we need to make our own temp scratch file to back it */ size_t buffer_size = job->height * bytes_per_row; mach_msg_type_number_t vm_info_size = HOST_VM_INFO_COUNT; vm_statistics_data_t vm_info; if (host_statistics(mach_host_self(), HOST_VM_INFO, (host_info_t)&vm_info, &vm_info_size) != KERN_SUCCESS || buffer_size * 2 > vm_info.free_count * vm_page_size) { FILE* temp_file = tmpfile(); if (temp_file) { int temp_file_descriptor = fileno(temp_file); if (temp_file_descriptor >= 0 && ftruncate(temp_file_descriptor, buffer_size) == 0) { buffer = mmap( NULL, buffer_size, PROT_READ | PROT_WRITE, MAP_FILE | MAP_SHARED, temp_file_descriptor, 0); if (buffer == (void*)-1) buffer = NULL; } fclose(temp_file); } } if (!buffer) buffer = mmap( NULL, buffer_size, PROT_READ | PROT_WRITE, MAP_ANON| MAP_SHARED, -1, 0); #endif /* create a true color bitmap for drawing into */ CGColorSpaceRef color_space = CGColorSpaceCreateDeviceRGB(); job->context = CGBitmapContextCreate( buffer, /* data: MacOSX lets system allocate, iPhoneOS use manual memory mapping */ job->width, /* width in pixels */ job->height, /* height in pixels */ BITS_PER_COMPONENT, /* bits per component */ bytes_per_row, /* bytes per row: align to 16 byte boundary */ color_space, /* color space: device RGB */ kCGImageAlphaPremultipliedFirst /* bitmap info: premul ARGB has best support in OS X */ ); job->imagedata = CGBitmapContextGetData((CGContextRef)job->context); /* clean up */ CGColorSpaceRelease(color_space); } break; } } /* start the page (if this is a paged context) and graphics state */ CGContextRef context = (CGContextRef)job->context; CGContextBeginPage(context, &bounds); CGContextSaveGState(context); CGContextSetMiterLimit(context, 1.0); CGContextSetLineJoin(context, kCGLineJoinRound); /* set up the context transformation */ CGContextScaleCTM(context, job->scale.x, job->scale.y); CGContextRotateCTM(context, -job->rotation * M_PI / 180.0); CGContextTranslateCTM(context, job->translation.x, job->translation.y); }
RetainPtr<CFLocaleRef> AtomicStringKeyedMRUCache<RetainPtr<CFLocaleRef> >::createValueForNullKey() { RetainPtr<CFStringRef> cfLocaleIdentifier(AdoptCF, CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const UInt8*>(currentSearchLocaleID()), strlen(currentSearchLocaleID()), kCFStringEncodingASCII, false, kCFAllocatorNull)); RetainPtr<CFLocaleRef> locale(AdoptCF, CFLocaleCreate(kCFAllocatorDefault, cfLocaleIdentifier.get())); return locale; }
char* pddby_string_convert(pddby_iconv_t* conv, char const* string, size_t length) { assert(conv); assert(string); char* result = NULL; CFStringRef src = NULL; if (!length) { result = calloc(1, sizeof(char)); if (!result) { goto error; } return result; } src = CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, (UInt8 const*)string, length, conv->src_encoding, 0, kCFAllocatorNull); if (!src) { goto error; } CFIndex result_length; if (!CFStringGetBytes(src, CFRangeMake(0, length), conv->dst_encoding, 0, 0, NULL, 0, &result_length) || !result_length) { goto error; } result = malloc(result_length + 1); if (!result) { goto error; } if (!CFStringGetCString(src, result, result_length + 1, conv->dst_encoding)) { goto error; } CFRelease(src); return result; error: pddby_report(conv->pddby, pddby_message_type_error, "unable to convert string"); if (src) { CFRelease(src); } if (result) { free(result); } return NULL; }
bool FLACMetadata::ReadMetadata(CFErrorRef *error) { // Start from scratch CFDictionaryRemoveAllValues(mMetadata); CFDictionaryRemoveAllValues(mChangedMetadata); UInt8 buf [PATH_MAX]; if(!CFURLGetFileSystemRepresentation(mURL, false, buf, PATH_MAX)) return false; FLAC__Metadata_Chain *chain = FLAC__metadata_chain_new(); // ENOMEM sux if(NULL == chain) return false; if(!FLAC__metadata_chain_read(chain, reinterpret_cast<const char *>(buf))) { // Attempt to provide a descriptive error message if(NULL != error) { CFMutableDictionaryRef errorDictionary = CFDictionaryCreateMutable(kCFAllocatorDefault, 32, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks); switch(FLAC__metadata_chain_status(chain)) { case FLAC__METADATA_CHAIN_STATUS_NOT_A_FLAC_FILE: { CFStringRef displayName = CreateDisplayNameForURL(mURL); CFStringRef errorString = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFCopyLocalizedString(CFSTR("The file “%@” is not a valid FLAC file."), ""), displayName); CFDictionarySetValue(errorDictionary, kCFErrorLocalizedDescriptionKey, errorString); CFDictionarySetValue(errorDictionary, kCFErrorLocalizedFailureReasonKey, CFCopyLocalizedString(CFSTR("Not a FLAC file"), "")); CFDictionarySetValue(errorDictionary, kCFErrorLocalizedRecoverySuggestionKey, CFCopyLocalizedString(CFSTR("The file's extension may not match the file's type."), "")); CFRelease(errorString), errorString = NULL; CFRelease(displayName), displayName = NULL; break; } case FLAC__METADATA_CHAIN_STATUS_BAD_METADATA: { CFStringRef displayName = CreateDisplayNameForURL(mURL); CFStringRef errorString = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFCopyLocalizedString(CFSTR("The file “%@” is not a valid FLAC file."), ""), displayName); CFDictionarySetValue(errorDictionary, kCFErrorLocalizedDescriptionKey, errorString); CFDictionarySetValue(errorDictionary, kCFErrorLocalizedFailureReasonKey, CFCopyLocalizedString(CFSTR("Not a FLAC file"), "")); CFDictionarySetValue(errorDictionary, kCFErrorLocalizedRecoverySuggestionKey, CFCopyLocalizedString(CFSTR("The file contains bad metadata."), "")); CFRelease(errorString), errorString = NULL; CFRelease(displayName), displayName = NULL; break; } default: { CFStringRef displayName = CreateDisplayNameForURL(mURL); CFStringRef errorString = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFCopyLocalizedString(CFSTR("The file “%@” is not a valid FLAC file."), ""), displayName); CFDictionarySetValue(errorDictionary, kCFErrorLocalizedDescriptionKey, errorString); CFDictionarySetValue(errorDictionary, kCFErrorLocalizedFailureReasonKey, CFCopyLocalizedString(CFSTR("Not a FLAC file"), "")); CFDictionarySetValue(errorDictionary, kCFErrorLocalizedRecoverySuggestionKey, CFCopyLocalizedString(CFSTR("The file's extension may not match the file's type."), "")); CFRelease(errorString), errorString = NULL; CFRelease(displayName), displayName = NULL; break; } } *error = CFErrorCreate(kCFAllocatorDefault, AudioMetadataErrorDomain, AudioMetadataFileFormatNotRecognizedError, errorDictionary); CFRelease(errorDictionary), errorDictionary = NULL; } FLAC__metadata_chain_delete(chain), chain = NULL; return false; } FLAC__Metadata_Iterator *iterator = FLAC__metadata_iterator_new(); if(NULL == iterator) { FLAC__metadata_chain_delete(chain), chain = NULL; return false; } CFDictionarySetValue(mMetadata, kPropertiesFormatNameKey, CFSTR("FLAC")); FLAC__metadata_iterator_init(iterator, chain); FLAC__StreamMetadata *block = NULL; CFMutableDictionaryRef additionalMetadata = CFDictionaryCreateMutable(kCFAllocatorDefault, 32, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks); do { block = FLAC__metadata_iterator_get_block(iterator); if(NULL == block) break; switch(block->type) { case FLAC__METADATA_TYPE_VORBIS_COMMENT: for(unsigned i = 0; i < block->data.vorbis_comment.num_comments; ++i) { char *fieldName = NULL; char *fieldValue = NULL; // Let FLAC parse the comment for us if(!FLAC__metadata_object_vorbiscomment_entry_to_name_value_pair(block->data.vorbis_comment.comments[i], &fieldName, &fieldValue)) { // Ignore malformed comments continue; } CFStringRef key = CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const UInt8 *>(fieldName), strlen(fieldName), kCFStringEncodingASCII, false, kCFAllocatorMalloc); CFStringRef value = CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, reinterpret_cast<const UInt8 *>(fieldValue), strlen(fieldValue), kCFStringEncodingUTF8, false, kCFAllocatorMalloc); if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("ALBUM"), kCFCompareCaseInsensitive)) CFDictionarySetValue(mMetadata, kMetadataAlbumTitleKey, value); else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("ARTIST"), kCFCompareCaseInsensitive)) CFDictionarySetValue(mMetadata, kMetadataArtistKey, value); else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("ALBUMARTIST"), kCFCompareCaseInsensitive)) CFDictionarySetValue(mMetadata, kMetadataAlbumArtistKey, value); else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("COMPOSER"), kCFCompareCaseInsensitive)) CFDictionarySetValue(mMetadata, kMetadataComposerKey, value); else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("GENRE"), kCFCompareCaseInsensitive)) CFDictionarySetValue(mMetadata, kMetadataGenreKey, value); else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("DATE"), kCFCompareCaseInsensitive)) CFDictionarySetValue(mMetadata, kMetadataReleaseDateKey, value); else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("DESCRIPTION"), kCFCompareCaseInsensitive)) CFDictionarySetValue(mMetadata, kMetadataCommentKey, value); else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("TITLE"), kCFCompareCaseInsensitive)) CFDictionarySetValue(mMetadata, kMetadataTitleKey, value); else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("TRACKNUMBER"), kCFCompareCaseInsensitive)) { int num = CFStringGetIntValue(value); CFNumberRef number = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &num); CFDictionarySetValue(mMetadata, kMetadataTrackNumberKey, number); CFRelease(number), number = NULL; } else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("TRACKTOTAL"), kCFCompareCaseInsensitive)) { int num = CFStringGetIntValue(value); CFNumberRef number = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &num); CFDictionarySetValue(mMetadata, kMetadataTrackTotalKey, number); CFRelease(number), number = NULL; } else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("COMPILATION"), kCFCompareCaseInsensitive)) CFDictionarySetValue(mMetadata, kMetadataCompilationKey, CFStringGetIntValue(value) ? kCFBooleanTrue : kCFBooleanFalse); else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("DISCNUMBER"), kCFCompareCaseInsensitive)) { int num = CFStringGetIntValue(value); CFNumberRef number = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &num); CFDictionarySetValue(mMetadata, kMetadataDiscNumberKey, number); CFRelease(number), number = NULL; } else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("DISCTOTAL"), kCFCompareCaseInsensitive)) { int num = CFStringGetIntValue(value); CFNumberRef number = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &num); CFDictionarySetValue(mMetadata, kMetadataDiscTotalKey, number); CFRelease(number), number = NULL; } else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("ISRC"), kCFCompareCaseInsensitive)) CFDictionarySetValue(mMetadata, kMetadataISRCKey, value); else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("MCN"), kCFCompareCaseInsensitive)) CFDictionarySetValue(mMetadata, kMetadataMCNKey, value); else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("REPLAYGAIN_REFERENCE_LOUDNESS"), kCFCompareCaseInsensitive)) { double num = CFStringGetDoubleValue(value); CFNumberRef number = CFNumberCreate(kCFAllocatorDefault, kCFNumberDoubleType, &num); CFDictionarySetValue(mMetadata, kReplayGainReferenceLoudnessKey, number); CFRelease(number), number = NULL; } else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("REPLAYGAIN_TRACK_GAIN"), kCFCompareCaseInsensitive)) { double num = CFStringGetDoubleValue(value); CFNumberRef number = CFNumberCreate(kCFAllocatorDefault, kCFNumberDoubleType, &num); CFDictionarySetValue(mMetadata, kReplayGainTrackGainKey, number); CFRelease(number), number = NULL; } else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("REPLAYGAIN_TRACK_PEAK"), kCFCompareCaseInsensitive)) { double num = CFStringGetDoubleValue(value); CFNumberRef number = CFNumberCreate(kCFAllocatorDefault, kCFNumberDoubleType, &num); CFDictionarySetValue(mMetadata, kReplayGainTrackPeakKey, number); CFRelease(number), number = NULL; } else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("REPLAYGAIN_ALBUM_GAIN"), kCFCompareCaseInsensitive)) { double num = CFStringGetDoubleValue(value); CFNumberRef number = CFNumberCreate(kCFAllocatorDefault, kCFNumberDoubleType, &num); CFDictionarySetValue(mMetadata, kReplayGainAlbumGainKey, number); CFRelease(number), number = NULL; } else if(kCFCompareEqualTo == CFStringCompare(key, CFSTR("REPLAYGAIN_ALBUM_PEAK"), kCFCompareCaseInsensitive)) { double num = CFStringGetDoubleValue(value); CFNumberRef number = CFNumberCreate(kCFAllocatorDefault, kCFNumberDoubleType, &num); CFDictionarySetValue(mMetadata, kReplayGainAlbumPeakKey, number); CFRelease(number), number = NULL; } // Put all unknown tags into the additional metadata else CFDictionarySetValue(additionalMetadata, key, value); CFRelease(key), key = NULL; CFRelease(value), value = NULL; fieldName = NULL; fieldValue = NULL; } break; case FLAC__METADATA_TYPE_PICTURE: { CFDataRef data = CFDataCreate(kCFAllocatorDefault, block->data.picture.data, block->data.picture.data_length); CFDictionarySetValue(mMetadata, kAlbumArtFrontCoverKey, data); CFRelease(data), data = NULL; } break; case FLAC__METADATA_TYPE_STREAMINFO: { CFNumberRef sampleRate = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &block->data.stream_info.sample_rate); CFDictionarySetValue(mMetadata, kPropertiesSampleRateKey, sampleRate); CFRelease(sampleRate), sampleRate = NULL; CFNumberRef channelsPerFrame = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &block->data.stream_info.channels); CFDictionarySetValue(mMetadata, kPropertiesChannelsPerFrameKey, channelsPerFrame); CFRelease(channelsPerFrame), channelsPerFrame = NULL; CFNumberRef bitsPerChannel = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &block->data.stream_info.bits_per_sample); CFDictionarySetValue(mMetadata, kPropertiesBitsPerChannelKey, bitsPerChannel); CFRelease(bitsPerChannel), bitsPerChannel = NULL; CFNumberRef totalFrames = CFNumberCreate(kCFAllocatorDefault, kCFNumberLongLongType, &block->data.stream_info.total_samples); CFDictionarySetValue(mMetadata, kPropertiesTotalFramesKey, totalFrames); CFRelease(totalFrames), totalFrames = NULL; double length = static_cast<double>(block->data.stream_info.total_samples / block->data.stream_info.sample_rate); CFNumberRef duration = CFNumberCreate(kCFAllocatorDefault, kCFNumberDoubleType, &length); CFDictionarySetValue(mMetadata, kPropertiesDurationKey, duration); CFRelease(duration), duration = NULL; double losslessBitrate = static_cast<double>(block->data.stream_info.sample_rate * block->data.stream_info.channels * block->data.stream_info.bits_per_sample) / 1000; CFNumberRef bitrate = CFNumberCreate(kCFAllocatorDefault, kCFNumberDoubleType, &losslessBitrate); CFDictionarySetValue(mMetadata, kPropertiesBitrateKey, bitrate); CFRelease(bitrate), bitrate = NULL; } break; case FLAC__METADATA_TYPE_PADDING: break; case FLAC__METADATA_TYPE_APPLICATION: break; case FLAC__METADATA_TYPE_SEEKTABLE: break; case FLAC__METADATA_TYPE_CUESHEET: break; case FLAC__METADATA_TYPE_UNDEFINED: break; default: break; } } while(FLAC__metadata_iterator_next(iterator)); if(CFDictionaryGetCount(additionalMetadata)) SetAdditionalMetadata(additionalMetadata); CFRelease(additionalMetadata), additionalMetadata = NULL; FLAC__metadata_iterator_delete(iterator), iterator = NULL; FLAC__metadata_chain_delete(chain), chain = NULL; return true; }
static inline CFStringRef create_cfstring_nocopy(const char *utf8, size_t utf8_length) { return CFStringCreateWithBytesNoCopy(kCFAllocatorDefault, (const UInt8 *)utf8, utf8_length, kCFStringEncodingUTF8, FALSE, kCFAllocatorMalloc); }