/* libFLAC++ - Free Lossless Audio Codec library
* Copyright (C) 2002-2009 Josh Coalson
* Copyright (C) 2011-2016 Xiph.Org Foundation
*
* 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++ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#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(unsigned length):
Prototype(FLAC__metadata_object_new(FLAC__METADATA_TYPE_PADDING), /*copy=*/false)
{
set_length(length);
}
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 indx) const
{
FLAC__ASSERT(is_valid());
FLAC__ASSERT(indx < object_->data.seek_table.num_points);
return object_->data.seek_table.points[indx];
}
bool SeekTable::resize_points(unsigned new_num_points)
{
FLAC__ASSERT(is_valid());
return (bool)::FLAC__metadata_object_seektable_resize_points(object_, new_num_points);
}
void SeekTable::set_point(unsigned indx, const ::FLAC__StreamMetadata_SeekPoint &point)
{
FLAC__ASSERT(is_valid());
FLAC__ASSERT(indx < object_->data.seek_table.num_points);
::FLAC__metadata_object_seektable_set_point(object_, indx, point);
}
bool SeekTable::insert_point(unsigned indx, const ::FLAC__StreamMetadata_SeekPoint &point)
{
FLAC__ASSERT(is_valid());
FLAC__ASSERT(indx <= object_->data.seek_table.num_points);
return (bool)::FLAC__metadata_object_seektable_insert_point(object_, indx, point);
}
bool SeekTable::delete_point(unsigned indx)
{
FLAC__ASSERT(is_valid());
FLAC__ASSERT(indx < object_->data.seek_table.num_points);
return (bool)::FLAC__metadata_object_seektable_delete_point(object_, indx);
}
bool SeekTable::is_legal() const
{
FLAC__ASSERT(is_valid());
return (bool)::FLAC__metadata_object_seektable_is_legal(object_);
}
bool SeekTable::template_append_placeholders(unsigned num)
{
FLAC__ASSERT(is_valid());
return (bool)::FLAC__metadata_object_seektable_template_append_placeholders(object_, num);
}
bool SeekTable::template_append_point(FLAC__uint64 sample_number)
{
FLAC__ASSERT(is_valid());
return (bool)::FLAC__metadata_object_seektable_template_append_point(object_, sample_number);
}
bool SeekTable::template_append_points(FLAC__uint64 sample_numbers[], unsigned num)
{
FLAC__ASSERT(is_valid());
return (bool)::FLAC__metadata_object_seektable_template_append_points(object_, sample_numbers, num);
}
bool SeekTable::template_append_spaced_points(unsigned num, FLAC__uint64 total_samples)
{
FLAC__ASSERT(is_valid());
return (bool)::FLAC__metadata_object_seektable_template_append_spaced_points(object_, num, total_samples);
}
bool SeekTable::template_append_spaced_points_by_samples(unsigned samples, FLAC__uint64 total_samples)
{
FLAC__ASSERT(is_valid());
return (bool)::FLAC__metadata_object_seektable_template_append_spaced_points_by_samples(object_, samples, total_samples);
}
bool SeekTable::template_sort(bool compact)
{
FLAC__ASSERT(is_valid());
return (bool)::FLAC__metadata_object_seektable_template_sort(object_, compact);
}
//
// VorbisComment::Entry
//
VorbisComment::Entry::Entry() :
is_valid_(true),
entry_(),
field_name_(0),
field_name_length_(0),
field_value_(0),
field_value_length_(0)
{
zero();
}
VorbisComment::Entry::Entry(const char *field, unsigned field_length) :
is_valid_(true),
entry_(),
field_name_(0),
field_name_length_(0),
field_value_(0),
field_value_length_(0)
{
zero();
construct(field, field_length);
}
VorbisComment::Entry::Entry(const char *field) :
is_valid_(true),
entry_(),
field_name_(0),
field_name_length_(0),
field_value_(0),
field_value_length_(0)
{
zero();
construct(field);
}
VorbisComment::Entry::Entry(const char *field_name, const char *field_value, unsigned field_value_length) :
is_valid_(true),
entry_(),
field_name_(0),
field_name_length_(0),
field_value_(0),
field_value_length_(0)
{
zero();
construct(field_name, field_value, field_value_length);
}
VorbisComment::Entry::Entry(const char *field_name, const char *field_value) :
is_valid_(true),
entry_(),
field_name_(0),
field_name_length_(0),
field_value_(0),
field_value_length_(0)
{
zero();
construct(field_name, field_value);
}
VorbisComment::Entry::Entry(const Entry &entry) :
is_valid_(true),
entry_(),
field_name_(0),
field_name_length_(0),
field_value_(0),
field_value_length_(0)
{
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;
if (field_value_length_ > 0)
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 indx) const
{
FLAC__ASSERT(is_valid());
FLAC__ASSERT(indx < object_->data.vorbis_comment.num_comments);
return Entry((const char *)object_->data.vorbis_comment.comments[indx].entry, object_->data.vorbis_comment.comments[indx].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 = { static_cast<FLAC__uint32>(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::resize_comments(unsigned new_num_comments)
{
FLAC__ASSERT(is_valid());
return (bool)::FLAC__metadata_object_vorbiscomment_resize_comments(object_, new_num_comments);
}
bool VorbisComment::set_comment(unsigned indx, const VorbisComment::Entry &entry)
{
FLAC__ASSERT(is_valid());
FLAC__ASSERT(indx < object_->data.vorbis_comment.num_comments);
return (bool)::FLAC__metadata_object_vorbiscomment_set_comment(object_, indx, entry.get_entry(), /*copy=*/true);
}
bool VorbisComment::insert_comment(unsigned indx, const VorbisComment::Entry &entry)
{
FLAC__ASSERT(is_valid());
FLAC__ASSERT(indx <= object_->data.vorbis_comment.num_comments);
return (bool)::FLAC__metadata_object_vorbiscomment_insert_comment(object_, indx, 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::replace_comment(const VorbisComment::Entry &entry, bool all)
{
FLAC__ASSERT(is_valid());
return (bool)::FLAC__metadata_object_vorbiscomment_replace_comment(object_, entry.get_entry(), all, /*copy=*/true);
}
bool VorbisComment::delete_comment(unsigned indx)
{
FLAC__ASSERT(is_valid());
FLAC__ASSERT(indx < object_->data.vorbis_comment.num_comments);
return (bool)::FLAC__metadata_object_vorbiscomment_delete_comment(object_, indx);
}
int VorbisComment::find_entry_from(unsigned offset, const char *field_name)
{
FLAC__ASSERT(is_valid());
return ::FLAC__metadata_object_vorbiscomment_find_entry_from(object_, offset, field_name);
}
int VorbisComment::remove_entry_matching(const char *field_name)
{
FLAC__ASSERT(is_valid());
return ::FLAC__metadata_object_vorbiscomment_remove_entry_matching(object_, field_name);
}
int VorbisComment::remove_entries_matching(const char *field_name)
{
FLAC__ASSERT(is_valid());
return ::FLAC__metadata_object_vorbiscomment_remove_entries_matching(object_, field_name);
}
//
// 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 &indx)
{
FLAC__ASSERT(is_valid());
FLAC__ASSERT(i < object_->num_indices);
object_->indices[i] = indx;
}
//
// 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 &indx)
{
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] = indx;
}
bool CueSheet::resize_indices(unsigned track_num, unsigned new_num_indices)
{
FLAC__ASSERT(is_valid());
FLAC__ASSERT(track_num < object_->data.cue_sheet.num_tracks);
return (bool)::FLAC__metadata_object_cuesheet_track_resize_indices(object_, track_num, new_num_indices);
}
bool CueSheet::insert_index(unsigned track_num, unsigned index_num, const ::FLAC__StreamMetadata_CueSheet_Index &indx)
{
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, indx);
}
bool CueSheet::insert_blank_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_insert_blank_index(object_, track_num, index_num);
}
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::resize_tracks(unsigned new_num_tracks)
{
FLAC__ASSERT(is_valid());
return (bool)::FLAC__metadata_object_cuesheet_resize_tracks(object_, new_num_tracks);
}
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::insert_blank_track(unsigned i)
{
FLAC__ASSERT(is_valid());
FLAC__ASSERT(i <= object_->data.cue_sheet.num_tracks);
return (bool)::FLAC__metadata_object_cuesheet_insert_blank_track(object_, i);
}
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);
}
bool Picture::is_legal(const char **violation)
{
FLAC__ASSERT(is_valid());
return (bool)::FLAC__metadata_object_picture_is_legal(object_, violation);
}
//
// 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;
}
}
}