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- XA, too.

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This commit is contained in:
Christoph Oelckers 2019-09-29 01:44:59 +02:00
parent dbabc3c0f6
commit b883d27a1f
3 changed files with 20 additions and 14 deletions
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3
src/sound/music/i_music.cpp
View file

@ -465,7 +465,8 @@ MusInfo *I_RegisterSong (FileReader &reader, MidiDeviceSetting *device)
}
else if ((id[0] == MAKE_ID('R', 'I', 'F', 'F') && id[2] == MAKE_ID('C', 'D', 'X', 'A')))
{
streamsource = XA_OpenSong(reader);
auto mreader = new FileReaderMusicInterface(reader);
streamsource = XA_OpenSong(mreader); // this takes over the reader.
}
// Check for game music
else if ((fmt = GME_CheckFormat(id[0])) != nullptr && fmt[0] != '\0')

2
src/sound/music/i_musicinterns.h
View file

@ -155,7 +155,7 @@ class StreamSource;
StreamSource *MOD_OpenSong(MusicIO::FileInterface* reader, DumbConfig* config, int samplerate);
StreamSource* GME_OpenSong(MusicIO::FileInterface* reader, const char* fmt, float stereo_depth, int sample_rate);
StreamSource *SndFile_OpenSong(FileReader &fr);
StreamSource* XA_OpenSong(FileReader& reader);
StreamSource* XA_OpenSong(MusicIO::FileInterface* reader);
StreamSource* OPL_OpenSong(MusicIO::FileInterface* reader, OPLConfig *config);
// stream song ------------------------------------------

29
src/sound/musicformats/music_xa.cpp
View file

@ -1,5 +1,6 @@
#include "i_musicinterns.h"
#include "streamsource.h"
#include "../libraries/music_common/fileio.h"
/**
* PlayStation XA (ADPCM) source support for MultiVoc
* Adapted and remixed from superxa2wav
@ -27,8 +28,9 @@ XA_DATA_START = (0x44-48)
inline float constexpr DblToPCMF(double dt) { return float(dt) * (1.f/32768.f); }
typedef struct {
FileReader reader;
MusicIO::FileInterface *reader;
size_t committed;
size_t length;
bool blockIsMono;
bool blockIs18K;
bool finished;
@ -184,12 +186,12 @@ static void getNextXABlock(xa_data *xad, bool looping )
do
{
size_t bytes = xad->reader.GetLength() - xad->reader.Tell();
size_t bytes = xad->length - xad->reader->tell();
if (sizeof(XASector) < bytes)
bytes = sizeof(XASector);
xad->reader.Read(&ssct, bytes);
xad->reader->read(&ssct, (int)bytes);
}
while (ssct.sectorFiller[46] != (SUBMODE_REAL_TIME_SECTOR | SUBMODE_FORM | SUBMODE_AUDIO_DATA));
@ -208,11 +210,11 @@ static void getNextXABlock(xa_data *xad, bool looping )
decodeSoundSectMono(&ssct, xad);
}
if (xad->reader.GetLength() == xad->reader.Tell())
if (xad->length == xad->reader->tell())
{
if (looping)
{
xad->reader.Seek(XA_DATA_START, FileReader::SeekSet);
xad->reader->seek(XA_DATA_START, SEEK_SET);
xad->t1 = xad->t2 = xad->t1_x = xad->t2_x = 0;
}
else
@ -231,7 +233,7 @@ static void getNextXABlock(xa_data *xad, bool looping )
class XASong : public StreamSource
{
public:
XASong(FileReader & readr);
XASong(MusicIO::FileInterface *readr);
SoundStreamInfo GetFormat() override;
bool Start() override;
bool GetData(void *buffer, size_t len) override;
@ -246,11 +248,14 @@ protected:
//
//==========================================================================
XASong::XASong(FileReader &reader)
XASong::XASong(MusicIO::FileInterface * reader)
{
reader.Seek(XA_DATA_START, FileReader::SeekSet);
xad.reader = std::move(reader);
reader->seek(0, SEEK_END);
xad.length = reader->tell();
reader->seek(XA_DATA_START, SEEK_SET);
xad.reader = reader;
xad.t1 = xad.t2 = xad.t1_x = xad.t2_x = 0;
getNextXABlock(&xad, false);
}
@ -270,7 +275,7 @@ bool XASong::Start()
{
if (xad.finished && m_Looping)
{
xad.reader.Seek(XA_DATA_START, FileReader::SeekSet);
xad.reader->seek(XA_DATA_START, SEEK_SET);
xad.t1 = xad.t2 = xad.t1_x = xad.t2_x = 0;
xad.finished = false;
}
@ -342,7 +347,7 @@ bool XASong::GetData(void *vbuff, size_t len)
//
//==========================================================================
StreamSource *XA_OpenSong(FileReader &reader)
StreamSource *XA_OpenSong(MusicIO::FileInterface *reader)
{
return new XASong(reader);
}