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author R. Belmont <rb6502@users.noreply.github.com>2012-01-22 18:38:22 +0000
committer R. Belmont <rb6502@users.noreply.github.com>2012-01-22 18:38:22 +0000
commit8703f92910d418a2d7fb053e587b7551d20168ec (patch)
tree36f57be7940b7b0ba5e861d090b81adfd7829651 /src/lib/libflac/libflac++/metadata.cpp
parent91ac2846be8b8370b6b873ad3be6462415e9dc24 (diff)
Added FLAC (lossless audio) codec support plus experimental hooks in samples and chdman. Bumped up CHD-CD hunk size to get better compression ratios on both zlib and flac. [David Haywood, R. Belmont]
Diffstat (limited to 'src/lib/libflac/libflac++/metadata.cpp')
-rw-r--r--src/lib/libflac/libflac++/metadata.cpp1589
1 files changed, 1589 insertions, 0 deletions
diff --git a/src/lib/libflac/libflac++/metadata.cpp b/src/lib/libflac/libflac++/metadata.cpp
new file mode 100644
index 00000000000..7c810ef67d6
--- /dev/null
+++ b/src/lib/libflac/libflac++/metadata.cpp
@@ -0,0 +1,1589 @@
+/* libFLAC++ - Free Lossless Audio Codec library
+ * Copyright (C) 2002,2003,2004,2005,2006,2007 Josh Coalson
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * - Neither the name of the Xiph.org Foundation nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#define __STDC_LIMIT_MACROS 1 /* otherwise SIZE_MAX is not defined for c++ */
+#include "share/alloc.h"
+#include "flac++/metadata.h"
+#include "flac/assert.h"
+#include <stdlib.h> // for malloc(), free()
+#include <string.h> // for memcpy() etc.
+
+#ifdef _MSC_VER
+// warning C4800: 'int' : forcing to bool 'true' or 'false' (performance warning)
+#pragma warning ( disable : 4800 )
+#endif
+
+namespace FLAC {
+ namespace Metadata {
+
+ // local utility routines
+
+ namespace local {
+
+ Prototype *construct_block(::FLAC__StreamMetadata *object)
+ {
+ Prototype *ret = 0;
+ switch(object->type) {
+ case FLAC__METADATA_TYPE_STREAMINFO:
+ ret = new StreamInfo(object, /*copy=*/false);
+ break;
+ case FLAC__METADATA_TYPE_PADDING:
+ ret = new Padding(object, /*copy=*/false);
+ break;
+ case FLAC__METADATA_TYPE_APPLICATION:
+ ret = new Application(object, /*copy=*/false);
+ break;
+ case FLAC__METADATA_TYPE_SEEKTABLE:
+ ret = new SeekTable(object, /*copy=*/false);
+ break;
+ case FLAC__METADATA_TYPE_VORBIS_COMMENT:
+ ret = new VorbisComment(object, /*copy=*/false);
+ break;
+ case FLAC__METADATA_TYPE_CUESHEET:
+ ret = new CueSheet(object, /*copy=*/false);
+ break;
+ case FLAC__METADATA_TYPE_PICTURE:
+ ret = new Picture(object, /*copy=*/false);
+ break;
+ default:
+ ret = new Unknown(object, /*copy=*/false);
+ break;
+ }
+ return ret;
+ }
+
+ }
+
+ FLACPP_API Prototype *clone(const Prototype *object)
+ {
+ FLAC__ASSERT(0 != object);
+
+ const StreamInfo *streaminfo = dynamic_cast<const StreamInfo *>(object);
+ const Padding *padding = dynamic_cast<const Padding *>(object);
+ const Application *application = dynamic_cast<const Application *>(object);
+ const SeekTable *seektable = dynamic_cast<const SeekTable *>(object);
+ const VorbisComment *vorbiscomment = dynamic_cast<const VorbisComment *>(object);
+ const CueSheet *cuesheet = dynamic_cast<const CueSheet *>(object);
+ const Picture *picture = dynamic_cast<const Picture *>(object);
+ const Unknown *unknown = dynamic_cast<const Unknown *>(object);
+
+ if(0 != streaminfo)
+ return new StreamInfo(*streaminfo);
+ else if(0 != padding)
+ return new Padding(*padding);
+ else if(0 != application)
+ return new Application(*application);
+ else if(0 != seektable)
+ return new SeekTable(*seektable);
+ else if(0 != vorbiscomment)
+ return new VorbisComment(*vorbiscomment);
+ else if(0 != cuesheet)
+ return new CueSheet(*cuesheet);
+ else if(0 != picture)
+ return new Picture(*picture);
+ else if(0 != unknown)
+ return new Unknown(*unknown);
+ else {
+ FLAC__ASSERT(0);
+ return 0;
+ }
+ }
+
+ //
+ // Prototype
+ //
+
+ Prototype::Prototype(const Prototype &object):
+ object_(::FLAC__metadata_object_clone(object.object_)),
+ is_reference_(false)
+ {
+ FLAC__ASSERT(object.is_valid());
+ }
+
+ Prototype::Prototype(const ::FLAC__StreamMetadata &object):
+ object_(::FLAC__metadata_object_clone(&object)),
+ is_reference_(false)
+ {
+ }
+
+ Prototype::Prototype(const ::FLAC__StreamMetadata *object):
+ object_(::FLAC__metadata_object_clone(object)),
+ is_reference_(false)
+ {
+ FLAC__ASSERT(0 != object);
+ }
+
+ Prototype::Prototype(::FLAC__StreamMetadata *object, bool copy):
+ object_(copy? ::FLAC__metadata_object_clone(object) : object),
+ is_reference_(false)
+ {
+ FLAC__ASSERT(0 != object);
+ }
+
+ Prototype::~Prototype()
+ {
+ clear();
+ }
+
+ void Prototype::clear()
+ {
+ if(0 != object_ && !is_reference_)
+ FLAC__metadata_object_delete(object_);
+ object_ = 0;
+ }
+
+ Prototype &Prototype::operator=(const Prototype &object)
+ {
+ FLAC__ASSERT(object.is_valid());
+ clear();
+ is_reference_ = false;
+ object_ = ::FLAC__metadata_object_clone(object.object_);
+ return *this;
+ }
+
+ Prototype &Prototype::operator=(const ::FLAC__StreamMetadata &object)
+ {
+ clear();
+ is_reference_ = false;
+ object_ = ::FLAC__metadata_object_clone(&object);
+ return *this;
+ }
+
+ Prototype &Prototype::operator=(const ::FLAC__StreamMetadata *object)
+ {
+ FLAC__ASSERT(0 != object);
+ clear();
+ is_reference_ = false;
+ object_ = ::FLAC__metadata_object_clone(object);
+ return *this;
+ }
+
+ Prototype &Prototype::assign_object(::FLAC__StreamMetadata *object, bool copy)
+ {
+ FLAC__ASSERT(0 != object);
+ clear();
+ object_ = (copy? ::FLAC__metadata_object_clone(object) : object);
+ is_reference_ = false;
+ return *this;
+ }
+
+ bool Prototype::get_is_last() const
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)object_->is_last;
+ }
+
+ FLAC__MetadataType Prototype::get_type() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->type;
+ }
+
+ unsigned Prototype::get_length() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->length;
+ }
+
+ void Prototype::set_is_last(bool value)
+ {
+ FLAC__ASSERT(is_valid());
+ object_->is_last = value;
+ }
+
+
+ //
+ // StreamInfo
+ //
+
+ StreamInfo::StreamInfo():
+ Prototype(FLAC__metadata_object_new(FLAC__METADATA_TYPE_STREAMINFO), /*copy=*/false)
+ { }
+
+ StreamInfo::~StreamInfo()
+ { }
+
+ unsigned StreamInfo::get_min_blocksize() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.stream_info.min_blocksize;
+ }
+
+ unsigned StreamInfo::get_max_blocksize() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.stream_info.max_blocksize;
+ }
+
+ unsigned StreamInfo::get_min_framesize() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.stream_info.min_framesize;
+ }
+
+ unsigned StreamInfo::get_max_framesize() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.stream_info.max_framesize;
+ }
+
+ unsigned StreamInfo::get_sample_rate() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.stream_info.sample_rate;
+ }
+
+ unsigned StreamInfo::get_channels() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.stream_info.channels;
+ }
+
+ unsigned StreamInfo::get_bits_per_sample() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.stream_info.bits_per_sample;
+ }
+
+ FLAC__uint64 StreamInfo::get_total_samples() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.stream_info.total_samples;
+ }
+
+ const FLAC__byte *StreamInfo::get_md5sum() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.stream_info.md5sum;
+ }
+
+ void StreamInfo::set_min_blocksize(unsigned value)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(value >= FLAC__MIN_BLOCK_SIZE);
+ FLAC__ASSERT(value <= FLAC__MAX_BLOCK_SIZE);
+ object_->data.stream_info.min_blocksize = value;
+ }
+
+ void StreamInfo::set_max_blocksize(unsigned value)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(value >= FLAC__MIN_BLOCK_SIZE);
+ FLAC__ASSERT(value <= FLAC__MAX_BLOCK_SIZE);
+ object_->data.stream_info.max_blocksize = value;
+ }
+
+ void StreamInfo::set_min_framesize(unsigned value)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(value < (1u << FLAC__STREAM_METADATA_STREAMINFO_MIN_FRAME_SIZE_LEN));
+ object_->data.stream_info.min_framesize = value;
+ }
+
+ void StreamInfo::set_max_framesize(unsigned value)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(value < (1u << FLAC__STREAM_METADATA_STREAMINFO_MAX_FRAME_SIZE_LEN));
+ object_->data.stream_info.max_framesize = value;
+ }
+
+ void StreamInfo::set_sample_rate(unsigned value)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(FLAC__format_sample_rate_is_valid(value));
+ object_->data.stream_info.sample_rate = value;
+ }
+
+ void StreamInfo::set_channels(unsigned value)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(value > 0);
+ FLAC__ASSERT(value <= FLAC__MAX_CHANNELS);
+ object_->data.stream_info.channels = value;
+ }
+
+ void StreamInfo::set_bits_per_sample(unsigned value)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(value >= FLAC__MIN_BITS_PER_SAMPLE);
+ FLAC__ASSERT(value <= FLAC__MAX_BITS_PER_SAMPLE);
+ object_->data.stream_info.bits_per_sample = value;
+ }
+
+ void StreamInfo::set_total_samples(FLAC__uint64 value)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(value < (((FLAC__uint64)1) << FLAC__STREAM_METADATA_STREAMINFO_TOTAL_SAMPLES_LEN));
+ object_->data.stream_info.total_samples = value;
+ }
+
+ void StreamInfo::set_md5sum(const FLAC__byte value[16])
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(0 != value);
+ memcpy(object_->data.stream_info.md5sum, value, 16);
+ }
+
+
+ //
+ // Padding
+ //
+
+ Padding::Padding():
+ Prototype(FLAC__metadata_object_new(FLAC__METADATA_TYPE_PADDING), /*copy=*/false)
+ { }
+
+ Padding::~Padding()
+ { }
+
+ void Padding::set_length(unsigned length)
+ {
+ FLAC__ASSERT(is_valid());
+ object_->length = length;
+ }
+
+
+ //
+ // Application
+ //
+
+ Application::Application():
+ Prototype(FLAC__metadata_object_new(FLAC__METADATA_TYPE_APPLICATION), /*copy=*/false)
+ { }
+
+ Application::~Application()
+ { }
+
+ const FLAC__byte *Application::get_id() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.application.id;
+ }
+
+ const FLAC__byte *Application::get_data() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.application.data;
+ }
+
+ void Application::set_id(const FLAC__byte value[4])
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(0 != value);
+ memcpy(object_->data.application.id, value, 4);
+ }
+
+ bool Application::set_data(const FLAC__byte *data, unsigned length)
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_object_application_set_data(object_, (FLAC__byte*)data, length, true);
+ }
+
+ bool Application::set_data(FLAC__byte *data, unsigned length, bool copy)
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_object_application_set_data(object_, data, length, copy);
+ }
+
+
+ //
+ // SeekTable
+ //
+
+ SeekTable::SeekTable():
+ Prototype(FLAC__metadata_object_new(FLAC__METADATA_TYPE_SEEKTABLE), /*copy=*/false)
+ { }
+
+ SeekTable::~SeekTable()
+ { }
+
+ unsigned SeekTable::get_num_points() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.seek_table.num_points;
+ }
+
+ ::FLAC__StreamMetadata_SeekPoint SeekTable::get_point(unsigned index) const
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(index < object_->data.seek_table.num_points);
+ return object_->data.seek_table.points[index];
+ }
+
+ void SeekTable::set_point(unsigned index, const ::FLAC__StreamMetadata_SeekPoint &point)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(index < object_->data.seek_table.num_points);
+ ::FLAC__metadata_object_seektable_set_point(object_, index, point);
+ }
+
+ bool SeekTable::insert_point(unsigned index, const ::FLAC__StreamMetadata_SeekPoint &point)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(index <= object_->data.seek_table.num_points);
+ return (bool)::FLAC__metadata_object_seektable_insert_point(object_, index, point);
+ }
+
+ bool SeekTable::delete_point(unsigned index)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(index < object_->data.seek_table.num_points);
+ return (bool)::FLAC__metadata_object_seektable_delete_point(object_, index);
+ }
+
+ bool SeekTable::is_legal() const
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_object_seektable_is_legal(object_);
+ }
+
+
+ //
+ // VorbisComment::Entry
+ //
+
+ VorbisComment::Entry::Entry()
+ {
+ zero();
+ }
+
+ VorbisComment::Entry::Entry(const char *field, unsigned field_length)
+ {
+ zero();
+ construct(field, field_length);
+ }
+
+ VorbisComment::Entry::Entry(const char *field)
+ {
+ zero();
+ construct(field);
+ }
+
+ VorbisComment::Entry::Entry(const char *field_name, const char *field_value, unsigned field_value_length)
+ {
+ zero();
+ construct(field_name, field_value, field_value_length);
+ }
+
+ VorbisComment::Entry::Entry(const char *field_name, const char *field_value)
+ {
+ zero();
+ construct(field_name, field_value);
+ }
+
+ VorbisComment::Entry::Entry(const Entry &entry)
+ {
+ FLAC__ASSERT(entry.is_valid());
+ zero();
+ construct((const char *)entry.entry_.entry, entry.entry_.length);
+ }
+
+ VorbisComment::Entry &VorbisComment::Entry::operator=(const Entry &entry)
+ {
+ FLAC__ASSERT(entry.is_valid());
+ clear();
+ construct((const char *)entry.entry_.entry, entry.entry_.length);
+ return *this;
+ }
+
+ VorbisComment::Entry::~Entry()
+ {
+ clear();
+ }
+
+ bool VorbisComment::Entry::is_valid() const
+ {
+ return is_valid_;
+ }
+
+ unsigned VorbisComment::Entry::get_field_length() const
+ {
+ FLAC__ASSERT(is_valid());
+ return entry_.length;
+ }
+
+ unsigned VorbisComment::Entry::get_field_name_length() const
+ {
+ FLAC__ASSERT(is_valid());
+ return field_name_length_;
+ }
+
+ unsigned VorbisComment::Entry::get_field_value_length() const
+ {
+ FLAC__ASSERT(is_valid());
+ return field_value_length_;
+ }
+
+ ::FLAC__StreamMetadata_VorbisComment_Entry VorbisComment::Entry::get_entry() const
+ {
+ FLAC__ASSERT(is_valid());
+ return entry_;
+ }
+
+ const char *VorbisComment::Entry::get_field() const
+ {
+ FLAC__ASSERT(is_valid());
+ return (const char *)entry_.entry;
+ }
+
+ const char *VorbisComment::Entry::get_field_name() const
+ {
+ FLAC__ASSERT(is_valid());
+ return field_name_;
+ }
+
+ const char *VorbisComment::Entry::get_field_value() const
+ {
+ FLAC__ASSERT(is_valid());
+ return field_value_;
+ }
+
+ bool VorbisComment::Entry::set_field(const char *field, unsigned field_length)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(0 != field);
+
+ if(!::FLAC__format_vorbiscomment_entry_is_legal((const ::FLAC__byte*)field, field_length))
+ return is_valid_ = false;
+
+ clear_entry();
+
+ if(0 == (entry_.entry = (FLAC__byte*)safe_malloc_add_2op_(field_length, /*+*/1))) {
+ is_valid_ = false;
+ }
+ else {
+ entry_.length = field_length;
+ memcpy(entry_.entry, field, field_length);
+ entry_.entry[field_length] = '\0';
+ (void) parse_field();
+ }
+
+ return is_valid_;
+ }
+
+ bool VorbisComment::Entry::set_field(const char *field)
+ {
+ return set_field(field, strlen(field));
+ }
+
+ bool VorbisComment::Entry::set_field_name(const char *field_name)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(0 != field_name);
+
+ if(!::FLAC__format_vorbiscomment_entry_name_is_legal(field_name))
+ return is_valid_ = false;
+
+ clear_field_name();
+
+ if(0 == (field_name_ = strdup(field_name))) {
+ is_valid_ = false;
+ }
+ else {
+ field_name_length_ = strlen(field_name_);
+ compose_field();
+ }
+
+ return is_valid_;
+ }
+
+ bool VorbisComment::Entry::set_field_value(const char *field_value, unsigned field_value_length)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(0 != field_value);
+
+ if(!::FLAC__format_vorbiscomment_entry_value_is_legal((const FLAC__byte*)field_value, field_value_length))
+ return is_valid_ = false;
+
+ clear_field_value();
+
+ if(0 == (field_value_ = (char *)safe_malloc_add_2op_(field_value_length, /*+*/1))) {
+ is_valid_ = false;
+ }
+ else {
+ field_value_length_ = field_value_length;
+ memcpy(field_value_, field_value, field_value_length);
+ field_value_[field_value_length] = '\0';
+ compose_field();
+ }
+
+ return is_valid_;
+ }
+
+ bool VorbisComment::Entry::set_field_value(const char *field_value)
+ {
+ return set_field_value(field_value, strlen(field_value));
+ }
+
+ void VorbisComment::Entry::zero()
+ {
+ is_valid_ = true;
+ entry_.length = 0;
+ entry_.entry = 0;
+ field_name_ = 0;
+ field_name_length_ = 0;
+ field_value_ = 0;
+ field_value_length_ = 0;
+ }
+
+ void VorbisComment::Entry::clear()
+ {
+ clear_entry();
+ clear_field_name();
+ clear_field_value();
+ is_valid_ = true;
+ }
+
+ void VorbisComment::Entry::clear_entry()
+ {
+ if(0 != entry_.entry) {
+ free(entry_.entry);
+ entry_.entry = 0;
+ entry_.length = 0;
+ }
+ }
+
+ void VorbisComment::Entry::clear_field_name()
+ {
+ if(0 != field_name_) {
+ free(field_name_);
+ field_name_ = 0;
+ field_name_length_ = 0;
+ }
+ }
+
+ void VorbisComment::Entry::clear_field_value()
+ {
+ if(0 != field_value_) {
+ free(field_value_);
+ field_value_ = 0;
+ field_value_length_ = 0;
+ }
+ }
+
+ void VorbisComment::Entry::construct(const char *field, unsigned field_length)
+ {
+ if(set_field(field, field_length))
+ parse_field();
+ }
+
+ void VorbisComment::Entry::construct(const char *field)
+ {
+ construct(field, strlen(field));
+ }
+
+ void VorbisComment::Entry::construct(const char *field_name, const char *field_value, unsigned field_value_length)
+ {
+ if(set_field_name(field_name) && set_field_value(field_value, field_value_length))
+ compose_field();
+ }
+
+ void VorbisComment::Entry::construct(const char *field_name, const char *field_value)
+ {
+ construct(field_name, field_value, strlen(field_value));
+ }
+
+ void VorbisComment::Entry::compose_field()
+ {
+ clear_entry();
+
+ if(0 == (entry_.entry = (FLAC__byte*)safe_malloc_add_4op_(field_name_length_, /*+*/1, /*+*/field_value_length_, /*+*/1))) {
+ is_valid_ = false;
+ }
+ else {
+ memcpy(entry_.entry, field_name_, field_name_length_);
+ entry_.length += field_name_length_;
+ memcpy(entry_.entry + entry_.length, "=", 1);
+ entry_.length += 1;
+ memcpy(entry_.entry + entry_.length, field_value_, field_value_length_);
+ entry_.length += field_value_length_;
+ entry_.entry[entry_.length] = '\0';
+ is_valid_ = true;
+ }
+ }
+
+ void VorbisComment::Entry::parse_field()
+ {
+ clear_field_name();
+ clear_field_value();
+
+ const char *p = (const char *)memchr(entry_.entry, '=', entry_.length);
+
+ if(0 == p)
+ p = (const char *)entry_.entry + entry_.length;
+
+ field_name_length_ = (unsigned)(p - (const char *)entry_.entry);
+ if(0 == (field_name_ = (char *)safe_malloc_add_2op_(field_name_length_, /*+*/1))) { // +1 for the trailing \0
+ is_valid_ = false;
+ return;
+ }
+ memcpy(field_name_, entry_.entry, field_name_length_);
+ field_name_[field_name_length_] = '\0';
+
+ if(entry_.length - field_name_length_ == 0) {
+ field_value_length_ = 0;
+ if(0 == (field_value_ = (char *)safe_malloc_(0))) {
+ is_valid_ = false;
+ return;
+ }
+ }
+ else {
+ field_value_length_ = entry_.length - field_name_length_ - 1;
+ if(0 == (field_value_ = (char *)safe_malloc_add_2op_(field_value_length_, /*+*/1))) { // +1 for the trailing \0
+ is_valid_ = false;
+ return;
+ }
+ memcpy(field_value_, ++p, field_value_length_);
+ field_value_[field_value_length_] = '\0';
+ }
+
+ is_valid_ = true;
+ }
+
+
+ //
+ // VorbisComment
+ //
+
+ VorbisComment::VorbisComment():
+ Prototype(FLAC__metadata_object_new(FLAC__METADATA_TYPE_VORBIS_COMMENT), /*copy=*/false)
+ { }
+
+ VorbisComment::~VorbisComment()
+ { }
+
+ unsigned VorbisComment::get_num_comments() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.vorbis_comment.num_comments;
+ }
+
+ const FLAC__byte *VorbisComment::get_vendor_string() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.vorbis_comment.vendor_string.entry;
+ }
+
+ VorbisComment::Entry VorbisComment::get_comment(unsigned index) const
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(index < object_->data.vorbis_comment.num_comments);
+ return Entry((const char *)object_->data.vorbis_comment.comments[index].entry, object_->data.vorbis_comment.comments[index].length);
+ }
+
+ bool VorbisComment::set_vendor_string(const FLAC__byte *string)
+ {
+ FLAC__ASSERT(is_valid());
+ // vendor_string is a special kind of entry
+ const ::FLAC__StreamMetadata_VorbisComment_Entry vendor_string = { strlen((const char *)string), (FLAC__byte*)string }; // we can cheat on const-ness because we make a copy below:
+ return (bool)::FLAC__metadata_object_vorbiscomment_set_vendor_string(object_, vendor_string, /*copy=*/true);
+ }
+
+ bool VorbisComment::set_comment(unsigned index, const VorbisComment::Entry &entry)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(index < object_->data.vorbis_comment.num_comments);
+ return (bool)::FLAC__metadata_object_vorbiscomment_set_comment(object_, index, entry.get_entry(), /*copy=*/true);
+ }
+
+ bool VorbisComment::insert_comment(unsigned index, const VorbisComment::Entry &entry)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(index <= object_->data.vorbis_comment.num_comments);
+ return (bool)::FLAC__metadata_object_vorbiscomment_insert_comment(object_, index, entry.get_entry(), /*copy=*/true);
+ }
+
+ bool VorbisComment::append_comment(const VorbisComment::Entry &entry)
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_object_vorbiscomment_append_comment(object_, entry.get_entry(), /*copy=*/true);
+ }
+
+ bool VorbisComment::delete_comment(unsigned index)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(index < object_->data.vorbis_comment.num_comments);
+ return (bool)::FLAC__metadata_object_vorbiscomment_delete_comment(object_, index);
+ }
+
+
+ //
+ // CueSheet::Track
+ //
+
+ CueSheet::Track::Track():
+ object_(::FLAC__metadata_object_cuesheet_track_new())
+ { }
+
+ CueSheet::Track::Track(const ::FLAC__StreamMetadata_CueSheet_Track *track):
+ object_(::FLAC__metadata_object_cuesheet_track_clone(track))
+ { }
+
+ CueSheet::Track::Track(const Track &track):
+ object_(::FLAC__metadata_object_cuesheet_track_clone(track.object_))
+ { }
+
+ CueSheet::Track &CueSheet::Track::operator=(const Track &track)
+ {
+ if(0 != object_)
+ ::FLAC__metadata_object_cuesheet_track_delete(object_);
+ object_ = ::FLAC__metadata_object_cuesheet_track_clone(track.object_);
+ return *this;
+ }
+
+ CueSheet::Track::~Track()
+ {
+ if(0 != object_)
+ ::FLAC__metadata_object_cuesheet_track_delete(object_);
+ }
+
+ bool CueSheet::Track::is_valid() const
+ {
+ return(0 != object_);
+ }
+
+ ::FLAC__StreamMetadata_CueSheet_Index CueSheet::Track::get_index(unsigned i) const
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(i < object_->num_indices);
+ return object_->indices[i];
+ }
+
+ void CueSheet::Track::set_isrc(const char value[12])
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(0 != value);
+ memcpy(object_->isrc, value, 12);
+ object_->isrc[12] = '\0';
+ }
+
+ void CueSheet::Track::set_type(unsigned value)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(value <= 1);
+ object_->type = value;
+ }
+
+ void CueSheet::Track::set_index(unsigned i, const ::FLAC__StreamMetadata_CueSheet_Index &index)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(i < object_->num_indices);
+ object_->indices[i] = index;
+ }
+
+
+ //
+ // CueSheet
+ //
+
+ CueSheet::CueSheet():
+ Prototype(FLAC__metadata_object_new(FLAC__METADATA_TYPE_CUESHEET), /*copy=*/false)
+ { }
+
+ CueSheet::~CueSheet()
+ { }
+
+ const char *CueSheet::get_media_catalog_number() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.cue_sheet.media_catalog_number;
+ }
+
+ FLAC__uint64 CueSheet::get_lead_in() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.cue_sheet.lead_in;
+ }
+
+ bool CueSheet::get_is_cd() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.cue_sheet.is_cd? true : false;
+ }
+
+ unsigned CueSheet::get_num_tracks() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.cue_sheet.num_tracks;
+ }
+
+ CueSheet::Track CueSheet::get_track(unsigned i) const
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(i < object_->data.cue_sheet.num_tracks);
+ return Track(object_->data.cue_sheet.tracks + i);
+ }
+
+ void CueSheet::set_media_catalog_number(const char value[128])
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(0 != value);
+ memcpy(object_->data.cue_sheet.media_catalog_number, value, 128);
+ object_->data.cue_sheet.media_catalog_number[128] = '\0';
+ }
+
+ void CueSheet::set_lead_in(FLAC__uint64 value)
+ {
+ FLAC__ASSERT(is_valid());
+ object_->data.cue_sheet.lead_in = value;
+ }
+
+ void CueSheet::set_is_cd(bool value)
+ {
+ FLAC__ASSERT(is_valid());
+ object_->data.cue_sheet.is_cd = value;
+ }
+
+ void CueSheet::set_index(unsigned track_num, unsigned index_num, const ::FLAC__StreamMetadata_CueSheet_Index &index)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(track_num < object_->data.cue_sheet.num_tracks);
+ FLAC__ASSERT(index_num < object_->data.cue_sheet.tracks[track_num].num_indices);
+ object_->data.cue_sheet.tracks[track_num].indices[index_num] = index;
+ }
+
+ bool CueSheet::insert_index(unsigned track_num, unsigned index_num, const ::FLAC__StreamMetadata_CueSheet_Index &index)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(track_num < object_->data.cue_sheet.num_tracks);
+ FLAC__ASSERT(index_num <= object_->data.cue_sheet.tracks[track_num].num_indices);
+ return (bool)::FLAC__metadata_object_cuesheet_track_insert_index(object_, track_num, index_num, index);
+ }
+
+ bool CueSheet::delete_index(unsigned track_num, unsigned index_num)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(track_num < object_->data.cue_sheet.num_tracks);
+ FLAC__ASSERT(index_num < object_->data.cue_sheet.tracks[track_num].num_indices);
+ return (bool)::FLAC__metadata_object_cuesheet_track_delete_index(object_, track_num, index_num);
+ }
+
+ bool CueSheet::set_track(unsigned i, const CueSheet::Track &track)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(i < object_->data.cue_sheet.num_tracks);
+ // We can safely const_cast since copy=true
+ return (bool)::FLAC__metadata_object_cuesheet_set_track(object_, i, const_cast< ::FLAC__StreamMetadata_CueSheet_Track*>(track.get_track()), /*copy=*/true);
+ }
+
+ bool CueSheet::insert_track(unsigned i, const CueSheet::Track &track)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(i <= object_->data.cue_sheet.num_tracks);
+ // We can safely const_cast since copy=true
+ return (bool)::FLAC__metadata_object_cuesheet_insert_track(object_, i, const_cast< ::FLAC__StreamMetadata_CueSheet_Track*>(track.get_track()), /*copy=*/true);
+ }
+
+ bool CueSheet::delete_track(unsigned i)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(i < object_->data.cue_sheet.num_tracks);
+ return (bool)::FLAC__metadata_object_cuesheet_delete_track(object_, i);
+ }
+
+ bool CueSheet::is_legal(bool check_cd_da_subset, const char **violation) const
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_object_cuesheet_is_legal(object_, check_cd_da_subset, violation);
+ }
+
+ FLAC__uint32 CueSheet::calculate_cddb_id() const
+ {
+ FLAC__ASSERT(is_valid());
+ return ::FLAC__metadata_object_cuesheet_calculate_cddb_id(object_);
+ }
+
+
+ //
+ // Picture
+ //
+
+ Picture::Picture():
+ Prototype(FLAC__metadata_object_new(FLAC__METADATA_TYPE_PICTURE), /*copy=*/false)
+ { }
+
+ Picture::~Picture()
+ { }
+
+ ::FLAC__StreamMetadata_Picture_Type Picture::get_type() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.picture.type;
+ }
+
+ const char *Picture::get_mime_type() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.picture.mime_type;
+ }
+
+ const FLAC__byte *Picture::get_description() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.picture.description;
+ }
+
+ FLAC__uint32 Picture::get_width() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.picture.width;
+ }
+
+ FLAC__uint32 Picture::get_height() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.picture.height;
+ }
+
+ FLAC__uint32 Picture::get_depth() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.picture.depth;
+ }
+
+ FLAC__uint32 Picture::get_colors() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.picture.colors;
+ }
+
+ FLAC__uint32 Picture::get_data_length() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.picture.data_length;
+ }
+
+ const FLAC__byte *Picture::get_data() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.picture.data;
+ }
+
+ void Picture::set_type(::FLAC__StreamMetadata_Picture_Type type)
+ {
+ FLAC__ASSERT(is_valid());
+ object_->data.picture.type = type;
+ }
+
+ bool Picture::set_mime_type(const char *string)
+ {
+ FLAC__ASSERT(is_valid());
+ // We can safely const_cast since copy=true
+ return (bool)::FLAC__metadata_object_picture_set_mime_type(object_, const_cast<char*>(string), /*copy=*/true);
+ }
+
+ bool Picture::set_description(const FLAC__byte *string)
+ {
+ FLAC__ASSERT(is_valid());
+ // We can safely const_cast since copy=true
+ return (bool)::FLAC__metadata_object_picture_set_description(object_, const_cast<FLAC__byte*>(string), /*copy=*/true);
+ }
+
+ void Picture::set_width(FLAC__uint32 value) const
+ {
+ FLAC__ASSERT(is_valid());
+ object_->data.picture.width = value;
+ }
+
+ void Picture::set_height(FLAC__uint32 value) const
+ {
+ FLAC__ASSERT(is_valid());
+ object_->data.picture.height = value;
+ }
+
+ void Picture::set_depth(FLAC__uint32 value) const
+ {
+ FLAC__ASSERT(is_valid());
+ object_->data.picture.depth = value;
+ }
+
+ void Picture::set_colors(FLAC__uint32 value) const
+ {
+ FLAC__ASSERT(is_valid());
+ object_->data.picture.colors = value;
+ }
+
+ bool Picture::set_data(const FLAC__byte *data, FLAC__uint32 data_length)
+ {
+ FLAC__ASSERT(is_valid());
+ // We can safely const_cast since copy=true
+ return (bool)::FLAC__metadata_object_picture_set_data(object_, const_cast<FLAC__byte*>(data), data_length, /*copy=*/true);
+ }
+
+
+ //
+ // Unknown
+ //
+
+ Unknown::Unknown():
+ Prototype(FLAC__metadata_object_new(FLAC__METADATA_TYPE_APPLICATION), /*copy=*/false)
+ { }
+
+ Unknown::~Unknown()
+ { }
+
+ const FLAC__byte *Unknown::get_data() const
+ {
+ FLAC__ASSERT(is_valid());
+ return object_->data.application.data;
+ }
+
+ bool Unknown::set_data(const FLAC__byte *data, unsigned length)
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_object_application_set_data(object_, (FLAC__byte*)data, length, true);
+ }
+
+ bool Unknown::set_data(FLAC__byte *data, unsigned length, bool copy)
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_object_application_set_data(object_, data, length, copy);
+ }
+
+
+ // ============================================================
+ //
+ // Level 0
+ //
+ // ============================================================
+
+ FLACPP_API bool get_streaminfo(const char *filename, StreamInfo &streaminfo)
+ {
+ FLAC__ASSERT(0 != filename);
+
+ ::FLAC__StreamMetadata object;
+
+ if(::FLAC__metadata_get_streaminfo(filename, &object)) {
+ streaminfo = object;
+ return true;
+ }
+ else
+ return false;
+ }
+
+ FLACPP_API bool get_tags(const char *filename, VorbisComment *&tags)
+ {
+ FLAC__ASSERT(0 != filename);
+
+ ::FLAC__StreamMetadata *object;
+
+ tags = 0;
+
+ if(::FLAC__metadata_get_tags(filename, &object)) {
+ tags = new VorbisComment(object, /*copy=*/false);
+ return true;
+ }
+ else
+ return false;
+ }
+
+ FLACPP_API bool get_tags(const char *filename, VorbisComment &tags)
+ {
+ FLAC__ASSERT(0 != filename);
+
+ ::FLAC__StreamMetadata *object;
+
+ if(::FLAC__metadata_get_tags(filename, &object)) {
+ tags.assign(object, /*copy=*/false);
+ return true;
+ }
+ else
+ return false;
+ }
+
+ FLACPP_API bool get_cuesheet(const char *filename, CueSheet *&cuesheet)
+ {
+ FLAC__ASSERT(0 != filename);
+
+ ::FLAC__StreamMetadata *object;
+
+ cuesheet = 0;
+
+ if(::FLAC__metadata_get_cuesheet(filename, &object)) {
+ cuesheet = new CueSheet(object, /*copy=*/false);
+ return true;
+ }
+ else
+ return false;
+ }
+
+ FLACPP_API bool get_cuesheet(const char *filename, CueSheet &cuesheet)
+ {
+ FLAC__ASSERT(0 != filename);
+
+ ::FLAC__StreamMetadata *object;
+
+ if(::FLAC__metadata_get_cuesheet(filename, &object)) {
+ cuesheet.assign(object, /*copy=*/false);
+ return true;
+ }
+ else
+ return false;
+ }
+
+ FLACPP_API bool get_picture(const char *filename, Picture *&picture, ::FLAC__StreamMetadata_Picture_Type type, const char *mime_type, const FLAC__byte *description, unsigned max_width, unsigned max_height, unsigned max_depth, unsigned max_colors)
+ {
+ FLAC__ASSERT(0 != filename);
+
+ ::FLAC__StreamMetadata *object;
+
+ picture = 0;
+
+ if(::FLAC__metadata_get_picture(filename, &object, type, mime_type, description, max_width, max_height, max_depth, max_colors)) {
+ picture = new Picture(object, /*copy=*/false);
+ return true;
+ }
+ else
+ return false;
+ }
+
+ FLACPP_API bool get_picture(const char *filename, Picture &picture, ::FLAC__StreamMetadata_Picture_Type type, const char *mime_type, const FLAC__byte *description, unsigned max_width, unsigned max_height, unsigned max_depth, unsigned max_colors)
+ {
+ FLAC__ASSERT(0 != filename);
+
+ ::FLAC__StreamMetadata *object;
+
+ if(::FLAC__metadata_get_picture(filename, &object, type, mime_type, description, max_width, max_height, max_depth, max_colors)) {
+ picture.assign(object, /*copy=*/false);
+ return true;
+ }
+ else
+ return false;
+ }
+
+
+ // ============================================================
+ //
+ // Level 1
+ //
+ // ============================================================
+
+ SimpleIterator::SimpleIterator():
+ iterator_(::FLAC__metadata_simple_iterator_new())
+ { }
+
+ SimpleIterator::~SimpleIterator()
+ {
+ clear();
+ }
+
+ void SimpleIterator::clear()
+ {
+ if(0 != iterator_)
+ FLAC__metadata_simple_iterator_delete(iterator_);
+ iterator_ = 0;
+ }
+
+ bool SimpleIterator::init(const char *filename, bool read_only, bool preserve_file_stats)
+ {
+ FLAC__ASSERT(0 != filename);
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_simple_iterator_init(iterator_, filename, read_only, preserve_file_stats);
+ }
+
+ bool SimpleIterator::is_valid() const
+ {
+ return 0 != iterator_;
+ }
+
+ SimpleIterator::Status SimpleIterator::status()
+ {
+ FLAC__ASSERT(is_valid());
+ return Status(::FLAC__metadata_simple_iterator_status(iterator_));
+ }
+
+ bool SimpleIterator::is_writable() const
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_simple_iterator_is_writable(iterator_);
+ }
+
+ bool SimpleIterator::next()
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_simple_iterator_next(iterator_);
+ }
+
+ bool SimpleIterator::prev()
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_simple_iterator_prev(iterator_);
+ }
+
+ //@@@@ add to tests
+ bool SimpleIterator::is_last() const
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_simple_iterator_is_last(iterator_);
+ }
+
+ //@@@@ add to tests
+ off_t SimpleIterator::get_block_offset() const
+ {
+ FLAC__ASSERT(is_valid());
+ return ::FLAC__metadata_simple_iterator_get_block_offset(iterator_);
+ }
+
+ ::FLAC__MetadataType SimpleIterator::get_block_type() const
+ {
+ FLAC__ASSERT(is_valid());
+ return ::FLAC__metadata_simple_iterator_get_block_type(iterator_);
+ }
+
+ //@@@@ add to tests
+ unsigned SimpleIterator::get_block_length() const
+ {
+ FLAC__ASSERT(is_valid());
+ return ::FLAC__metadata_simple_iterator_get_block_length(iterator_);
+ }
+
+ //@@@@ add to tests
+ bool SimpleIterator::get_application_id(FLAC__byte *id)
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_simple_iterator_get_application_id(iterator_, id);
+ }
+
+ Prototype *SimpleIterator::get_block()
+ {
+ FLAC__ASSERT(is_valid());
+ return local::construct_block(::FLAC__metadata_simple_iterator_get_block(iterator_));
+ }
+
+ bool SimpleIterator::set_block(Prototype *block, bool use_padding)
+ {
+ FLAC__ASSERT(0 != block);
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_simple_iterator_set_block(iterator_, block->object_, use_padding);
+ }
+
+ bool SimpleIterator::insert_block_after(Prototype *block, bool use_padding)
+ {
+ FLAC__ASSERT(0 != block);
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_simple_iterator_insert_block_after(iterator_, block->object_, use_padding);
+ }
+
+ bool SimpleIterator::delete_block(bool use_padding)
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_simple_iterator_delete_block(iterator_, use_padding);
+ }
+
+
+ // ============================================================
+ //
+ // Level 2
+ //
+ // ============================================================
+
+ Chain::Chain():
+ chain_(::FLAC__metadata_chain_new())
+ { }
+
+ Chain::~Chain()
+ {
+ clear();
+ }
+
+ void Chain::clear()
+ {
+ if(0 != chain_)
+ FLAC__metadata_chain_delete(chain_);
+ chain_ = 0;
+ }
+
+ bool Chain::is_valid() const
+ {
+ return 0 != chain_;
+ }
+
+ Chain::Status Chain::status()
+ {
+ FLAC__ASSERT(is_valid());
+ return Status(::FLAC__metadata_chain_status(chain_));
+ }
+
+ bool Chain::read(const char *filename, bool is_ogg)
+ {
+ FLAC__ASSERT(0 != filename);
+ FLAC__ASSERT(is_valid());
+ return is_ogg?
+ (bool)::FLAC__metadata_chain_read_ogg(chain_, filename) :
+ (bool)::FLAC__metadata_chain_read(chain_, filename)
+ ;
+ }
+
+ bool Chain::read(FLAC__IOHandle handle, ::FLAC__IOCallbacks callbacks, bool is_ogg)
+ {
+ FLAC__ASSERT(is_valid());
+ return is_ogg?
+ (bool)::FLAC__metadata_chain_read_ogg_with_callbacks(chain_, handle, callbacks) :
+ (bool)::FLAC__metadata_chain_read_with_callbacks(chain_, handle, callbacks)
+ ;
+ }
+
+ bool Chain::check_if_tempfile_needed(bool use_padding)
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_chain_check_if_tempfile_needed(chain_, use_padding);
+ }
+
+ bool Chain::write(bool use_padding, bool preserve_file_stats)
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_chain_write(chain_, use_padding, preserve_file_stats);
+ }
+
+ bool Chain::write(bool use_padding, ::FLAC__IOHandle handle, ::FLAC__IOCallbacks callbacks)
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_chain_write_with_callbacks(chain_, use_padding, handle, callbacks);
+ }
+
+ bool Chain::write(bool use_padding, ::FLAC__IOHandle handle, ::FLAC__IOCallbacks callbacks, ::FLAC__IOHandle temp_handle, ::FLAC__IOCallbacks temp_callbacks)
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_chain_write_with_callbacks_and_tempfile(chain_, use_padding, handle, callbacks, temp_handle, temp_callbacks);
+ }
+
+ void Chain::merge_padding()
+ {
+ FLAC__ASSERT(is_valid());
+ ::FLAC__metadata_chain_merge_padding(chain_);
+ }
+
+ void Chain::sort_padding()
+ {
+ FLAC__ASSERT(is_valid());
+ ::FLAC__metadata_chain_sort_padding(chain_);
+ }
+
+
+ Iterator::Iterator():
+ iterator_(::FLAC__metadata_iterator_new())
+ { }
+
+ Iterator::~Iterator()
+ {
+ clear();
+ }
+
+ void Iterator::clear()
+ {
+ if(0 != iterator_)
+ FLAC__metadata_iterator_delete(iterator_);
+ iterator_ = 0;
+ }
+
+ bool Iterator::is_valid() const
+ {
+ return 0 != iterator_;
+ }
+
+ void Iterator::init(Chain &chain)
+ {
+ FLAC__ASSERT(is_valid());
+ FLAC__ASSERT(chain.is_valid());
+ ::FLAC__metadata_iterator_init(iterator_, chain.chain_);
+ }
+
+ bool Iterator::next()
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_iterator_next(iterator_);
+ }
+
+ bool Iterator::prev()
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_iterator_prev(iterator_);
+ }
+
+ ::FLAC__MetadataType Iterator::get_block_type() const
+ {
+ FLAC__ASSERT(is_valid());
+ return ::FLAC__metadata_iterator_get_block_type(iterator_);
+ }
+
+ Prototype *Iterator::get_block()
+ {
+ FLAC__ASSERT(is_valid());
+ Prototype *block = local::construct_block(::FLAC__metadata_iterator_get_block(iterator_));
+ if(0 != block)
+ block->set_reference(true);
+ return block;
+ }
+
+ bool Iterator::set_block(Prototype *block)
+ {
+ FLAC__ASSERT(0 != block);
+ FLAC__ASSERT(is_valid());
+ bool ret = (bool)::FLAC__metadata_iterator_set_block(iterator_, block->object_);
+ if(ret) {
+ block->set_reference(true);
+ delete block;
+ }
+ return ret;
+ }
+
+ bool Iterator::delete_block(bool replace_with_padding)
+ {
+ FLAC__ASSERT(is_valid());
+ return (bool)::FLAC__metadata_iterator_delete_block(iterator_, replace_with_padding);
+ }
+
+ bool Iterator::insert_block_before(Prototype *block)
+ {
+ FLAC__ASSERT(0 != block);
+ FLAC__ASSERT(is_valid());
+ bool ret = (bool)::FLAC__metadata_iterator_insert_block_before(iterator_, block->object_);
+ if(ret) {
+ block->set_reference(true);
+ delete block;
+ }
+ return ret;
+ }
+
+ bool Iterator::insert_block_after(Prototype *block)
+ {
+ FLAC__ASSERT(0 != block);
+ FLAC__ASSERT(is_valid());
+ bool ret = (bool)::FLAC__metadata_iterator_insert_block_after(iterator_, block->object_);
+ if(ret) {
+ block->set_reference(true);
+ delete block;
+ }
+ return ret;
+ }
+
+ }
+}