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Remove unused GME sound decoder backend.

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This commit is contained in:
Alex Szpakowski
2022-04-18 20:41:55 -03:00
parent 71a7aed441
commit bb9c342972
6 changed files with 0 additions and 248 deletions
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src/modules/sound/lullaby/GmeDecoder.cpp
-154
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@@ -1,154 +0,0 @@
/**
* Copyright (c) 2006-2022 LOVE Development Team
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
**/
#include "common/config.h"
#ifdef LOVE_SUPPORT_GME
#include "common/Exception.h"
#include "GmeDecoder.h"
namespace love
{
namespace sound
{
namespace lullaby
{
GmeDecoder::GmeDecoder(Data *data, int bufferSize)
: Decoder(data, bufferSize)
, emu(0)
, num_tracks(0)
, cur_track(0)
{
void *d = data->getData();
int s = data->getSize();
if (gme_open_data(d, s, &emu, sampleRate) != 0)
throw love::Exception("Could not open game music file");
num_tracks = gme_track_count(emu);
try
{
if (num_tracks <= 0)
throw love::Exception("Game music file has no tracks");
if (gme_start_track(emu, cur_track) != 0)
throw love::Exception("Could not start game music playback");
}
catch (love::Exception &)
{
gme_delete(emu);
throw;
}
}
GmeDecoder::~GmeDecoder()
{
if (emu)
gme_delete(emu);
}
bool GmeDecoder::accepts(const std::string &ext)
{
static const std::string supported[] =
{
"ay", "gbs", "gym", "hes", "kss", "nsf",
"nsfe", "sap", "spc", "vgm", "vgz",
};
for (const auto& s : supported)
{
if (s.compare(ext) == 0)
return true;
}
return false;
}
love::sound::Decoder *GmeDecoder::clone()
{
return new GmeDecoder(data.get(), bufferSize);
}
int GmeDecoder::decode()
{
short *sbuf = static_cast<short*>(buffer);
int size = bufferSize / sizeof(short);
if (gme_play(emu, size, sbuf) != 0)
throw love::Exception("Error while decoding game music");
if (!eof && gme_track_ended(emu))
{
// Start the next track if this one ended.
if (cur_track < num_tracks - 1)
gme_start_track(emu, ++cur_track);
else
eof = true;
}
return bufferSize;
}
bool GmeDecoder::seek(double s)
{
return gme_seek(emu, static_cast<long>(s * 1000.0)) != 0;
}
bool GmeDecoder::rewind()
{
// If we're in the first track, rewind.
if (cur_track == 0)
return gme_seek(emu, 0) == 0;
else
{
// Otherwise, start from the first track again.
cur_track = 0;
return gme_start_track(emu, cur_track) == 0;
}
}
bool GmeDecoder::isSeekable()
{
return true;
}
int GmeDecoder::getChannelCount() const
{
return 2;
}
int GmeDecoder::getBitDepth() const
{
return 16;
}
double GmeDecoder::getDuration()
{
return -1;
}
} // lullaby
} // sound
} // love
#endif // LOVE_SUPPORT_GME
src/modules/sound/lullaby/GmeDecoder.h
-73
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@@ -1,73 +0,0 @@
/**
* Copyright (c) 2006-2022 LOVE Development Team
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
**/
#ifndef LOVE_SOUND_LULLABY_GME_DECODER_H
#define LOVE_SOUND_LULLABY_GME_DECODER_H
#ifdef LOVE_SUPPORT_GME
// LOVE
#include "common/Data.h"
#include "sound/Decoder.h"
#ifdef LOVE_APPLE_USE_FRAMEWORKS
#include <Game_Music_Emu/gme.h>
#else
#include <gme.h>
#endif
namespace love
{
namespace sound
{
namespace lullaby
{
class GmeDecoder : public Decoder
{
public:
GmeDecoder(Data *data, int bufferSize);
virtual ~GmeDecoder();
static bool accepts(const std::string &ext);
love::sound::Decoder *clone();
int decode();
bool seek(double s);
bool rewind();
bool isSeekable();
int getChannelCount() const;
int getBitDepth() const;
double getDuration();
private:
Music_Emu *emu;
int num_tracks;
int cur_track;
}; // Decoder
} // lullaby
} // sound
} // love
#endif // LOVE_SUPPORT_GME
#endif // LOVE_SOUND_LULLABY_GME_DECODER_H