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foo_sid.cpp
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foo_sid.cpp
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/** $VER: foo_sid.cpp (2024.06.23) **/
#include <CppCoreCheck/Warnings.h>
#pragma warning(disable: 4100 4625 4626 4710 4711 4738 5045 ALL_CPPCORECHECK_WARNINGS)
#include <memory>
#include <foobar2000.h>
#include <coreDarkMode.h>
#include <atlbase.h>
#include <atlapp.h>
#include <atlcrack.h>
#include <atlctrls.h>
#include <atlmisc.h>
#include <libPPUI/wtl-pp.h>
#include <foobar2000/helpers/atl-misc.h>
#include <foobar2000/helpers/dropdown_helper.h>
#include "SidTuneMod.h"
#include <builders/resid-builder/resid.h>
#include <builders/residfp-builder/residfp.h>
#include <sidplayfp/SidConfig.h>
#include <sidplayfp/SidInfo.h>
#include <sidplayfp/SidTuneInfo.h>
#include <sidplayfp/sidplayfp.h>
#include <utils/SidDatabase.h>
#include <utils/STILview/stil.h>
#include <regex>
#include "resource.h"
#include "roms.hpp"
#pragma region("GUIDs")
// {7ABA4483-9480-4f9b-ADB5-BA2A495EAB22}
static const GUID guid_cfg_infinite = { 0x7aba4483, 0x9480, 0x4f9b, { 0xad, 0xb5, 0xba, 0x2a, 0x49, 0x5e, 0xab, 0x22 } };
// {6228BE43-CBB1-48E4-9488-0F4242091BB7}
static const GUID guid_cfg_deflength = { 0x6228be43, 0xcbb1, 0x48e4, { 0x94, 0x88, 0xf, 0x42, 0x42, 0x9, 0x1b, 0xb7 } };
// {4143484B-5A86-40f6-BD86-5D7B0A33D5BD}
static const GUID guid_cfg_fade = { 0x4143484b, 0x5a86, 0x40f6, { 0xbd, 0x86, 0x5d, 0x7b, 0xa, 0x33, 0xd5, 0xbd } };
// {9033CEAB-97E6-451f-B3DD-F7A875657E67}
static const GUID guid_cfg_rate = { 0x9033ceab, 0x97e6, 0x451f, { 0xb3, 0xdd, 0xf7, 0xa8, 0x75, 0x65, 0x7e, 0x67 } };
// {DF4F3EE1-E765-4bcb-8757-4B3A27BB0C8C}
static const GUID guid_cfg_db_path = { 0xdf4f3ee1, 0xe765, 0x4bcb, { 0x87, 0x57, 0x4b, 0x3a, 0x27, 0xbb, 0xc, 0x8c } };
// {6ECF3074-FA4D-4717-B0B1-C311C3AEBA80}
static const GUID guid_cfg_history_rate = { 0x6ecf3074, 0xfa4d, 0x4717, { 0xb0, 0xb1, 0xc3, 0x11, 0xc3, 0xae, 0xba, 0x80 } };
// {D0FC838C-9433-409A-93E4-0B89D3B4FB15}
static const GUID guid_cfg_clock_override = { 0xd0fc838c, 0x9433, 0x409a, { 0x93, 0xe4, 0xb, 0x89, 0xd3, 0xb4, 0xfb, 0x15 } };
// {9DF20A98-DFA4-461C-8F67-6009FD934590}
static const GUID guid_cfg_sid_override = { 0x9df20a98, 0xdfa4, 0x461c, { 0x8f, 0x67, 0x60, 0x9, 0xfd, 0x93, 0x45, 0x90 } };
// {8DCA8173-C912-4C79-BBCF-1AC005DCE6D3}
static const GUID guid_cfg_sid_filter_6581 = { 0x8dca8173, 0xc912, 0x4c79, { 0xbb, 0xcf, 0x1a, 0xc0, 0x5, 0xdc, 0xe6, 0xd3 } };
// {58ED05BF-A672-43D1-A87D-BD4D8BFCE7B3}
static const GUID guid_cfg_sid_filter_8580_old = { 0x58ed05bf, 0xa672, 0x43d1, { 0xa8, 0x7d, 0xbd, 0x4d, 0x8b, 0xfc, 0xe7, 0xb3 } };
// {69ABCEF1-F460-45A4-8583-DFF0501ADAC7}
static const GUID guid_cfg_sid_filter_8580 = { 0x69abcef1, 0xf460, 0x45a4, { 0x85, 0x83, 0xdf, 0xf0, 0x50, 0x1a, 0xda, 0xc7 } };
// {C9E01956-6EAB-46E3-AEA1-2A8A3A34382D}
static const GUID guid_cfg_sid_builder = { 0xc9e01956, 0x6eab, 0x46e3, { 0xae, 0xa1, 0x2a, 0x8a, 0x3a, 0x34, 0x38, 0x2d } };
// {0278879D-7C46-41A4-9F42-2786D32B5BBE}
static const GUID guid_cfg_stereo_separation = { 0x278879d, 0x7c46, 0x41a4, { 0x9f, 0x42, 0x27, 0x86, 0xd3, 0x2b, 0x5b, 0xbe } };
#pragma endregion
constexpr int MaxSIDSamples = 10240;
enum
{
sid_builder_resid = 0,
sid_builder_residfp = 1
};
enum
{
default_cfg_infinite = 0,
default_cfg_deflength = 180000,
default_cfg_fade = 200,
default_cfg_rate = 44100,
default_cfg_clock_override = 0,
default_cfg_sid_override = 0,
default_cfg_sid_filter_6581 = 128,
default_cfg_sid_filter_8580 = 128,
default_cfg_sid_builder = sid_builder_residfp,
default_cfg_stereo_separation = 50
};
static cfg_int CfgLoopForever(guid_cfg_infinite, default_cfg_infinite);
static cfg_int CfgDefaultLengthInMS(guid_cfg_deflength, default_cfg_deflength);
static cfg_int CfgFade(guid_cfg_fade, default_cfg_fade);
static cfg_int CfgSampleRate(guid_cfg_rate, default_cfg_rate);
static cfg_int cfg_clock_override(guid_cfg_clock_override, default_cfg_clock_override);
static cfg_int cfg_sid_override(guid_cfg_sid_override, default_cfg_sid_override);
static cfg_int cfg_sid_filter_6581(guid_cfg_sid_filter_6581, default_cfg_sid_filter_6581);
static cfg_int cfg_sid_filter_8580(guid_cfg_sid_filter_8580, default_cfg_sid_filter_8580);
static cfg_int cfg_sid_filter_8580_old(guid_cfg_sid_filter_8580_old, -1);
static cfg_int cfg_sid_builder(guid_cfg_sid_builder, default_cfg_sid_builder);
static cfg_int CfgStereoSeparation(guid_cfg_stereo_separation, default_cfg_stereo_separation);
#pragma region InitQuit
class InitQuitHandler : public initquit
{
public:
InitQuitHandler() noexcept { };
InitQuitHandler(const InitQuitHandler&) = delete;
InitQuitHandler(const InitQuitHandler&&) = delete;
InitQuitHandler& operator=(const InitQuitHandler&) = delete;
InitQuitHandler& operator=(InitQuitHandler&&) = delete;
virtual ~InitQuitHandler() { };
void on_init() override
{
if (cfg_sid_filter_8580_old > 0)
{
if (cfg_sid_filter_8580_old <= 12500)
{
cfg_sid_filter_8580 = (cfg_sid_filter_8580_old - 150) * 128 / (12500 - 150);
}
else
if (cfg_sid_filter_8580_old <= 22050)
{
cfg_sid_filter_8580 = 128 + ((cfg_sid_filter_8580_old - 12500) / (22050 - 12500));
}
else
{
cfg_sid_filter_8580 = 128;
}
cfg_sid_filter_8580_old = -1;
}
}
void on_quit() noexcept override
{
}
};
#pragma endregion
#pragma region HVSC
static cfg_string _CfgDatabaseFilePath(guid_cfg_db_path, "");
static SidDatabase _HVSC;
static critical_section _HVSCLock;
static bool _IsHVSCLoaded = false;
/// <summary>
/// Replaces parts of the database path with pseudo variables.
/// </summary>
static void SanitizeDatabasePathName(const char * src, bool fromConfig, pfc::string_base & dst)
{
dst.reset();
if (src == nullptr || (src && *src == '\0'))
return;
pfc::string8 ModulePathName;
::uGetModuleFileName(NULL, ModulePathName);
ModulePathName.truncate(ModulePathName.scan_filename() - 1);
pfc::string8 ComponentPathName = core_api::get_my_full_path();
ComponentPathName.truncate(ComponentPathName.scan_filename() - 1);
const char * ProfileURI = core_api::get_profile_path();
if (!pfc::stricmp_ascii_ex(ProfileURI, 7, "file://", 7))
ProfileURI += 7;
pfc::string8 ProfilePathName = ProfileURI;
if (fromConfig)
{
while (*src)
{
t_size Index = pfc::string_find_first(src, '<');
dst.add_string(src, Index);
if (Index != pfc::infinite_size)
{
if (!pfc::strcmp_partial(src + Index, "<player path>"))
dst += ModulePathName;
else
if (!pfc::strcmp_partial(src + Index, "<profile path>"))
dst += ProfilePathName;
else
if (!pfc::strcmp_partial(src + Index, "<component path>"))
dst += ComponentPathName;
Index = pfc::string_find_first(src, '>', Index);
if (Index != pfc::infinite_size)
++Index;
}
if (Index == pfc::infinite_size)
Index = ::strlen(src);
src += Index;
}
}
else
{
while (*src)
{
const size_t ModulePathNameIndex = pfc::string_find_first(src, ModulePathName);
t_size Index = ModulePathNameIndex;
const size_t ComponentPathNameIndex = pfc::string_find_first(src, ComponentPathName);
if (ComponentPathNameIndex < Index)
Index = ComponentPathNameIndex;
const size_t ProfilePathNameIndex = pfc::string_find_first(src, ProfilePathName);
if (ProfilePathNameIndex < Index)
Index = ProfilePathNameIndex;
dst.add_string(src, Index);
if (Index != pfc::infinite_size)
{
if (Index == ComponentPathNameIndex)
{
dst += "<component path>";
src += Index + ComponentPathName.length();
}
else
if (Index == ProfilePathNameIndex)
{
dst += "<profile path>";
src += Index + ProfilePathName.length();
}
else
if (Index == ModulePathNameIndex)
{
dst += "<player path>";
src += Index + ModulePathName.length();
}
}
if (Index == pfc::infinite_size)
Index = ::strlen(src);
src += Index;
}
}
}
/// <summary>
/// Loads the database.
/// </summary>
static void LoadHVSC()
{
pfc::string8 FilePath;
::SanitizeDatabasePathName(_CfgDatabaseFilePath, true, FilePath);
if (FilePath.length() == 0)
return;
auto FilePathW = pfc::stringcvt::string_wide_from_utf8(FilePath);
const DWORD Attributes = ::GetFileAttributesW(FilePathW);
if (Attributes == INVALID_FILE_ATTRIBUTES)
{
console::print("Database file \"", FilePath, "\" not found.");
return;
}
_IsHVSCLoaded = _HVSC.open(FilePathW);
if (!_IsHVSCLoaded)
console::print("Failed to load HSVC database: ", _HVSC.error());
}
/// <summary>
/// Unloads the database.
/// </summary>
static void UnloadHVSC()
{
_HVSC.close();
_IsHVSCLoaded = false;
}
#pragma endregion
#pragma region STIL
static STIL _STIL;
static pfc::string8 _StilBaseDir;
static critical_section _STILLock;
static bool _IsSTILLoaded = false;
static void LoadStil()
{
pfc::string8 FilePath;
::SanitizeDatabasePathName(_CfgDatabaseFilePath, true, FilePath);
pfc::string8 basePath(FilePath);
// get from path\hvsc\DOCUMENTS\Songlengths.md5 to path\hvsc
size_t pos = basePath.lastIndexOf('\\');
if (pos != std::string::npos && pos > 0)
{
pos = basePath.lastIndexOf('\\', pos - 1);
if (pos != std::string::npos)
basePath = basePath.subString(0, pos);
}
if (basePath.length() == 0)
return;
_StilBaseDir = basePath;
_IsSTILLoaded = _STIL.setBaseDir(_StilBaseDir.c_str());
}
static std::vector<std::string> StilSplitString(const char * s, std::string regexp)
{
std::vector<std::string> list;
std::string str(s);
std::regex r(regexp);
std::sregex_iterator rt(str.begin(), str.end(), r), rend;
std::string final(s);
for (; rt != rend; ++rt)
{
std::string token(rt->prefix());
list.push_back(token);
final = rt->suffix();
}
list.push_back(final);
return list;
}
static std::vector<std::string> StilGetMatchGroups(const char * s, std::string regexp)
{
std::vector<std::string> list;
std::string str(s);
std::regex re(regexp, std::regex_constants::icase);
std::sregex_iterator next(str.begin(), str.end(), re);
std::sregex_iterator end;
while (next != end)
{
std::smatch match = *next;
for (size_t group = 1; group < match.size(); group++)
{
// Process the group stored in match[group]
list.push_back(match[group]);
}
next++;
}
return list;
}
static std::string StilTrimEntry(const char * stilValuePtr)
{
pfc::string stilValueStr;
if (stilValuePtr && stilValuePtr[0])
{
stilValueStr = stilValuePtr;
// skip ' TITLE: ' etc.
if (stilValueStr.length() > 9)
stilValueStr = stilValueStr.subString(9);
// erase final '\n'
if (stilValueStr.endsWith('\n'))
stilValueStr.truncate_last_char();
// erase any new lines and leading spaces
stilValueStr.replace_string("\n ", " ");
}
return stilValueStr.c_str();
}
static std::string StilGetAbsEntry(const char* absPath, unsigned int subSongIndex, STIL::STILField field)
{
return StilTrimEntry(_STIL.getAbsEntry(absPath, subSongIndex, field));
}
static std::string StilGetAbsGlobalComment(const char* absPath)
{
return StilTrimEntry(_STIL.getAbsGlobalComment(absPath));
}
static void UnloadStil() noexcept
{
_IsHVSCLoaded = false;
}
#pragma endregion
#pragma region Input
static const char * _NoExtensions[] = { nullptr };
static const char * _Extensions[] = { ".str", nullptr };
static critical_section g_residfp_lock;
class InputHandler : public input_stubs
{
public:
InputHandler() noexcept : _SampleRate(0), _BPS(0), _StereoSeparation(0), _TotalSIDSamples(0), _TotalSIDSamplesRendered(0), _NumSIDSamplesToFade(0), _IsFirstBlock(false), _IsEOF(false) { }
InputHandler(const InputHandler&) = delete;
InputHandler(const InputHandler&&) = delete;
InputHandler& operator=(const InputHandler&) = delete;
InputHandler& operator=(InputHandler&&) = delete;
virtual ~InputHandler() { };
#pragma region input_impl
void open(service_ptr_t<file> file, const char * filePath, t_input_open_reason reason, abort_callback & abortHandler)
{
if (reason == input_open_info_write)
throw exception_tagging_unsupported();
if (file.is_empty())
filesystem::g_open(file, filePath, filesystem::open_mode_read, abortHandler);
_FileStats = file->get_stats(abortHandler);
_FileStats2 = file->get_stats2_((uint32_t) stats2_all, abortHandler);
if ((_FileStats2.m_size == 0) || (_FileStats2.m_size > (t_filesize)1 << 30))
throw exception_io_unsupported_format();
const char ** Extensions = (pfc::stricmp_ascii(pfc::string_extension(filePath), "mus") == 0) ? _Extensions : _NoExtensions;
_Tune = std::make_unique<SidTuneMod>(file, std::string(filePath), Extensions);
if (_Tune->getStatus() == 0)
throw exception_io_unsupported_format();
_SampleRate = CfgSampleRate;
// _BPS = cfg_BPS;
_StereoSeparation = CfgStereoSeparation;
}
static bool g_is_our_content_type(const char *) noexcept
{
return false;
}
static bool g_is_our_path(const char *, const char * p_extension) noexcept
{
return !_stricmp(p_extension, "sid") || !_stricmp(p_extension, "mus");
}
static GUID g_get_guid() noexcept
{
return { 0x7fff51a2, 0x5130, 0x4307, { 0x95, 0x22, 0x16, 0xf9, 0x74, 0xd, 0x61, 0xde } };
}
static const char * g_get_name() noexcept
{
return STR_COMPONENT_NAME;
}
static GUID g_get_preferences_guid() noexcept
{
return { 0x206017ac, 0x421, 0x4d37, { 0x9b, 0x1f, 0x99, 0xb9, 0xea, 0xde, 0x74, 0x4e } };
}
#pragma endregion
#pragma region input_info_reader
unsigned get_subsong_count()
{
return _Tune->getInfo()->songs();
}
t_uint32 get_subsong(unsigned int subSongIndex) noexcept
{
return subSongIndex;
}
/// <summary>
/// Retrieves information about specified subsong.
/// </summary>
void get_info(t_uint32 subSongIndex, file_info & fileInfo, abort_callback &)
{
const SidTuneInfo * TuneInfo = _Tune->getInfo();
if (TuneInfo == nullptr)
return;
{
unsigned int Length = (unsigned int) CfgDefaultLengthInMS;
{
insync(_HVSCLock);
if (!_IsHVSCLoaded)
::LoadHVSC();
}
if (_IsHVSCLoaded)
{
char md5[SidTune::MD5_LENGTH + 1];
_Tune->createMD5New(md5);
const int LengthFromDatabase = _HVSC.lengthMs(md5, subSongIndex + 1);
if (LengthFromDatabase > 0)
Length = (unsigned int) LengthFromDatabase;
}
fileInfo.set_length(double(Length) / 1000.0);
}
// General tags
fileInfo.info_set_int("channels", 2);
fileInfo.info_set("encoding", "synthesized");
// Specific tags
{
fileInfo.info_set_int("sid_chip_count", TuneInfo->sidChips());
const clock_t ClockSpeed = TuneInfo->clockSpeed();
if (ClockSpeed == SidTuneInfo::CLOCK_NTSC || ClockSpeed == SidTuneInfo::CLOCK_PAL)
fileInfo.info_set("clock_speed", ClockSpeed == SidTuneInfo::CLOCK_NTSC ? "NTSC" : "PAL");
fileInfo.info_set("sid_model", TuneInfo->sidModel(0) == SidTuneInfo::SIDMODEL_8580 ? "8580" : "6581");
}
// Metadata tags
{
const unsigned int InfoCount = TuneInfo->numberOfInfoStrings();
//if ((InfoCount >= 1) && TuneInfo->infoString(0) && TuneInfo->infoString(0)[0])
// fileInfo.meta_add(TuneInfo->songs() > 1 ? "album" : "title", pfc::stringcvt::string_utf8_from_ansi(TuneInfo->infoString(0)));
//if ((InfoCount >= 2) && TuneInfo->infoString(1) && TuneInfo->infoString(1)[0])
// fileInfo.meta_add("artist", pfc::stringcvt::string_utf8_from_ansi(TuneInfo->infoString(1)));
//if ((InfoCount >= 3) && TuneInfo->infoString(2) && TuneInfo->infoString(2)[0])
// fileInfo.meta_add("copyright", pfc::stringcvt::string_utf8_from_ansi(TuneInfo->infoString(2)));
// STIL data
{
const int subSongNo = subSongIndex + 1;
// get values from TuneInfo
std::string sidTrackNo;
std::string sidTitle;
std::string sidArtist;
std::string sidCopyright;
std::string sidDate;
if (TuneInfo->songs() > 1)
sidTrackNo += std::to_string(subSongNo);
if (InfoCount >= 1 && TuneInfo->infoString(0) && TuneInfo->infoString(0)[0])
sidTitle = TuneInfo->infoString(0);
if (InfoCount >= 2 && TuneInfo->infoString(1) && TuneInfo->infoString(1)[0])
sidArtist = TuneInfo->infoString(1);
if (InfoCount >= 3 && TuneInfo->infoString(2) && TuneInfo->infoString(2)[0])
sidCopyright = TuneInfo->infoString(2);
std::string tempSidDate = std::string(TuneInfo->infoString(2), 0, 4);
if (tempSidDate.length() == 4 && strtol(tempSidDate.c_str(), NULL, 10) > 0)
sidDate = tempSidDate;
// get values from STIL
std::string stilName;
std::string stilTitle;
std::string stilArtist;
std::string stilSongComment;
std::string stilFileComment;
std::string stilGlobalComment;
{
insync(_STILLock);
if (!_IsSTILLoaded)
::LoadStil();
}
if (_IsSTILLoaded)
{
std::string absPath = std::string(TuneInfo->path());
absPath.replace(absPath.find("file://"), std::string("file://").length(), "");
stilName = StilGetAbsEntry(absPath.c_str(), subSongNo, STIL::name);
stilTitle = StilGetAbsEntry(absPath.c_str(), subSongNo, STIL::title);
stilArtist = StilGetAbsEntry(absPath.c_str(), subSongNo, STIL::artist);
stilSongComment = StilGetAbsEntry(absPath.c_str(), subSongNo, STIL::comment);
stilFileComment = StilGetAbsEntry(absPath.c_str(), 0, STIL::comment);
stilGlobalComment = StilGetAbsGlobalComment(absPath.c_str());
}
std::string fooTrackNo(sidTrackNo);
std::string fooTitle(sidTitle);
std::string fooAlbum(sidTitle);
std::string fooArtist(sidArtist);
std::string fooCopyright(sidCopyright);
std::string fooDate(sidDate);
std::string fooOrgTitle(stilTitle);
std::string fooOrgArtist(stilArtist);
std::string fooSongComment(stilSongComment);
std::string fooFileComment(stilFileComment);
std::string fooGlobalComment(stilGlobalComment);
if (stilName.length() > 0)
fooTitle = stilName;
else
if (TuneInfo->songs() > 1)
fooTitle += " (song " + sidTrackNo + ")";
if (fooTrackNo.length() > 0)
fileInfo.meta_add("tracknumber", pfc::stringcvt::string_utf8_from_ansi(fooTrackNo.c_str()));
if (fooTitle.length() > 0)
fileInfo.meta_add("title", pfc::stringcvt::string_utf8_from_ansi(fooTitle.c_str()));
if (fooAlbum.length() > 0)
fileInfo.meta_add("album", pfc::stringcvt::string_utf8_from_ansi(fooAlbum.c_str()));
if (fooCopyright.length() > 0)
fileInfo.meta_add("copyright", pfc::stringcvt::string_utf8_from_ansi(fooCopyright.c_str()));
if (fooDate.length() > 0)
fileInfo.meta_add("date", pfc::stringcvt::string_utf8_from_ansi(fooDate.c_str()));
// Split artists in multiple artists tags
if (fooArtist.length() > 0)
{
std::vector<std::string> artistList = StilSplitString(fooArtist.c_str(), "( *& *)|( *, *)");
std::vector<std::string> aliasList = StilGetMatchGroups(artistList[0].c_str(), "(.*?) *(?:<\\?>|\\(.*?\\))");
// add all listed artists
for (std::vector<std::string>::iterator artist = artistList.begin(); artist != artistList.end(); ++artist)
{
std::string tempSingleArtist((*artist).c_str());
fileInfo.meta_add("artist", pfc::stringcvt::string_utf8_from_ansi(tempSingleArtist.c_str()));
}
// add album artist
std::string tempAlbumArtist(artistList[0]);
if (!aliasList.empty())
tempAlbumArtist = aliasList[0];
fileInfo.meta_add("album artist", pfc::stringcvt::string_utf8_from_ansi(tempAlbumArtist.c_str()));
}
// NB: foobar Selection properties only show 1000 chars in main window
if (fooSongComment.length() > 0)
fileInfo.meta_add("stil_song_comment", pfc::stringcvt::string_utf8_from_ansi(fooSongComment.c_str()));
if (fooFileComment.length() > 0)
fileInfo.meta_add("stil_file_comment", pfc::stringcvt::string_utf8_from_ansi(fooFileComment.c_str()));
if (stilGlobalComment.length() > 0)
fileInfo.meta_add("stil_global_comment", pfc::stringcvt::string_utf8_from_ansi(stilGlobalComment.c_str()));
if (fooOrgArtist.length() > 0)
fileInfo.meta_add("stil_original_artist", pfc::stringcvt::string_utf8_from_ansi(fooOrgArtist.c_str()));
if (fooOrgTitle.length() > 0)
fileInfo.meta_add("stil_original_title", pfc::stringcvt::string_utf8_from_ansi(fooOrgTitle.c_str()));
}
for (unsigned int i = 3; i < InfoCount; ++i)
{
const char * Info = TuneInfo->infoString(i);
if ((Info != nullptr) && (Info[0] != '\0'))
fileInfo.meta_add("info", pfc::stringcvt::string_utf8_from_ansi(Info));
}
const unsigned int CommentCount = TuneInfo->numberOfCommentStrings();
for (unsigned int i = 0; i < CommentCount; ++i)
{
const char * Comment = TuneInfo->commentString(i);
if ((Comment != nullptr) && (Comment[0] != '\0') && (::strcmp(Comment, "--- SAVED WITH SIDPLAY ---") != 0))
fileInfo.meta_add("comment", pfc::stringcvt::string_utf8_from_ansi(Comment));
}
}
}
/// <summary>
/// Provides means for communication of context specific data with the decoder. The decoder should do nothing and return 0 if it does not recognize the passed arguments.
/// </summary>
size_t extended_param(const GUID & type, size_t arg1, void *, size_t)
{
if (type == input_params::set_preferred_sample_rate)
{
_SampleRate = (int) arg1;
return 1;
}
if (type == input_params::seeking_expensive)
return 1;
return 0;
}
#pragma endregion
#pragma region input_info_reader_v2
t_filestats2 get_stats2(uint32_t, abort_callback &) const noexcept
{
return _FileStats2;
}
t_filestats get_file_stats(abort_callback &) const noexcept
{
return _FileStats;
}
#pragma endregion
#pragma region input_info_writer
void retag_set_info(t_uint32, const file_info &, abort_callback &)
{
throw exception_tagging_unsupported();
}
void retag_commit(abort_callback&)
{
throw exception_tagging_unsupported();
}
void remove_tags(abort_callback&)
{
throw exception_tagging_unsupported();
}
#pragma endregion
#pragma region input_decoder
void decode_initialize(t_uint32 subSongIndex, unsigned flags, abort_callback &)
{
_IsFirstBlock = true;
_Tune->selectSong(subSongIndex + 1);
// const int RequiredChipCount = _Tune->getInfo()->sidChips();
uint32_t LengthInMS = (unsigned int) CfgDefaultLengthInMS;
{
{
insync(_HVSCLock);
if (!_IsHVSCLoaded)
::LoadHVSC();
}
if (_IsHVSCLoaded)
{
const int LengthFromDatabase = _HVSC.lengthMs(*_Tune);
if (LengthFromDatabase > 0)
LengthInMS = (uint32_t) LengthFromDatabase;
}
}
_Engine = std::make_unique<sidplayfp>();
_Engine->setRoms(kernel, basic, chargen);
if (!_Engine->load(_Tune.get()))
throw exception_io_data(_Engine->error());
_Builder = nullptr;
switch (cfg_sid_builder)
{
case sid_builder_residfp:
{
insync(g_residfp_lock);
std::unique_ptr<ReSIDfpBuilder> NewBuilder = std::make_unique<ReSIDfpBuilder>("ReSIDfp");
if (NewBuilder)
{
NewBuilder->create((_Engine->info()).maxsids());
if (NewBuilder->getStatus())
{
NewBuilder->filter(true);
NewBuilder->filter6581Curve(cfg_sid_filter_6581 / 256.);
NewBuilder->filter8580Curve(cfg_sid_filter_8580 / 256.);
}
if (!NewBuilder->getStatus())
throw exception_io_data(NewBuilder->error());
_Builder = std::move(NewBuilder);
}
break;
}
case sid_builder_resid:
{
std::unique_ptr<ReSIDBuilder> NewBuilder = std::make_unique<ReSIDBuilder>("ReSID");
if (NewBuilder)
{
NewBuilder->create((_Engine->info()).maxsids());
if (NewBuilder->getStatus())
NewBuilder->filter(true);
if (!NewBuilder->getStatus())
throw exception_io_data(NewBuilder->error());
_Builder = std::move(NewBuilder);
}
break;
}
default:
throw exception_io_unsupported_feature();
}
{
SidConfig Config = _Engine->config();
Config.frequency = (uint_least32_t)_SampleRate;
Config.playback = SidConfig::STEREO;
Config.sidEmulation = _Builder.get();
if (cfg_clock_override)
{
Config.forceC64Model = true;
Config.defaultC64Model = (cfg_clock_override == 1) ? SidConfig::PAL : SidConfig::NTSC;
}
if (cfg_sid_override)
{
Config.forceSidModel = true;
Config.defaultSidModel = (cfg_sid_override == 1) ? SidConfig::MOS6581 : SidConfig::MOS8580;
}
if (!_Engine->config(Config))
throw exception_io_data(_Engine->error());
}
_IsEOF = false;
if (!CfgLoopForever || (flags & input_flag_no_looping))
{
_TotalSIDSamples = (uint32_t)((__int64) LengthInMS * _SampleRate / 1000) * 2;
_NumSIDSamplesToFade = (uint32_t)( CfgFade * _SampleRate / 1000) * 2;
}
else
{
_TotalSIDSamples = 0;
_NumSIDSamplesToFade = 0;
}
_TotalSIDSamplesRendered = 0;
_SampleBuffer.set_count((t_size)MaxSIDSamples * 2);
}
bool decode_run(audio_chunk & audioChunk, abort_callback & abortHandler)
{
abortHandler.check();
if (_IsEOF || ((_TotalSIDSamples != 0) && (_TotalSIDSamplesRendered >= _TotalSIDSamples)))
return false;
int NumSIDSamplesToRender = _TotalSIDSamples - _TotalSIDSamplesRendered;
if ((_TotalSIDSamples == 0) || (NumSIDSamplesToRender > MaxSIDSamples * 2))
NumSIDSamplesToRender = MaxSIDSamples * 2;
// Render an audio chunk.
audioChunk.grow_data_size(NumSIDSamplesToRender);
audioChunk.set_srate(_SampleRate);
audioChunk.set_channels(2);
audio_sample * Samples = audioChunk.get_data();
if (Samples == nullptr)
return false;
const int NumSamplesRendered = _Engine->play(_SampleBuffer.get_ptr(), NumSIDSamplesToRender);
if (NumSamplesRendered < NumSIDSamplesToRender)
{
if (_Engine->error())
throw exception_io_data(_Engine->error());
_IsEOF = true;
}
// Convert the samples from 16-bit signed integer to audio_sample format.
audio_math::convert_from_int16(_SampleBuffer.get_ptr(), NumSamplesRendered, Samples, (audio_sample) 1.0);
// Convert to mid-side. Scale side difference according to user setting.
{
const audio_sample ScaleFactor = (audio_sample) _StereoSeparation * (audio_sample) 0.005; // percent, pre-scaled by half
audio_sample * p = Samples;
for (int i = 0; i < NumSamplesRendered; i += 2)
{
const audio_sample mid = (p[0] + p[1]) * (audio_sample)0.5;
const audio_sample side = (p[0] - p[1]) * ScaleFactor;
*p++ = mid + side;
*p++ = mid - side;
}
}
{
const unsigned int Head = _TotalSIDSamplesRendered;
const unsigned int Tail = NumSamplesRendered;
if ((_TotalSIDSamples != 0) && (Tail + _NumSIDSamplesToFade > _TotalSIDSamples))
{
const audio_sample ScaleFactor = (audio_sample) 1.0 / _NumSIDSamplesToFade;
audio_sample * p = Samples;
for (uint32_t i = Head; i < Tail; i += 2)
{
if (i > _TotalSIDSamples)
{
*p++ = (audio_sample)0.0;
*p++ = (audio_sample)0.0;
}
else
{
const audio_sample bleh = (audio_sample)(_TotalSIDSamples - i) * ScaleFactor;
*p++ *= bleh;
*p++ *= bleh;
}
}
}
}
audioChunk.set_sample_count(NumSamplesRendered / 2);
_TotalSIDSamplesRendered += NumSamplesRendered;
return true;
}
void decode_seek(double p_seconds, abort_callback & p_abort)
{
_IsFirstBlock = true;
unsigned samples = unsigned(audio_math::time_to_samples(p_seconds, _SampleRate));
samples *= 2;
if (samples < _TotalSIDSamplesRendered)
{
decode_initialize(_Tune->getInfo()->currentSong(), input_flag_playback | (_TotalSIDSamples ? input_flag_no_looping : 0), p_abort);
}