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winamp/Src/external_dependencies/openmpt-trunk/mptrack/StreamEncoderRAW.cpp
2024-09-24 14:54:57 +02:00

143 lines
4.6 KiB
C++

/*
* StreamEncoderRAW.cpp
* --------------------
* Purpose: Exporting streamed music files.
* Notes : none
* Authors: Joern Heusipp
* OpenMPT Devs
* The OpenMPT source code is released under the BSD license. Read LICENSE for more details.
*/
#include "stdafx.h"
#include "StreamEncoder.h"
#include "StreamEncoderRAW.h"
#include "Mptrack.h"
#include "TrackerSettings.h"
#include "../common/mptFileIO.h"
#include "../soundlib/Sndfile.h"
OPENMPT_NAMESPACE_BEGIN
class RawStreamWriter : public IAudioStreamEncoder
{
private:
const RAWEncoder &enc;
std::ostream &f;
Encoder::Settings settings;
public:
RawStreamWriter(const RAWEncoder &enc_, std::ostream &file, const Encoder::Settings &settings_, const FileTags &tags)
: enc(enc_)
, f(file)
, settings(settings_)
{
MPT_ASSERT(settings.Format.GetSampleFormat().IsValid());
MPT_ASSERT(settings.Samplerate > 0);
MPT_ASSERT(settings.Channels > 0);
MPT_UNREFERENCED_PARAMETER(tags);
}
SampleFormat GetSampleFormat() const override
{
return settings.Format.GetSampleFormat();
}
void WriteInterleaved(std::size_t frameCount, const double *interleaved) override
{
WriteInterleavedBE(f, settings.Channels, settings.Format, frameCount, interleaved);
}
void WriteInterleaved(std::size_t frameCount, const float *interleaved) override
{
WriteInterleavedBE(f, settings.Channels, settings.Format, frameCount, interleaved);
}
void WriteInterleaved(std::size_t frameCount, const int32 *interleaved) override
{
WriteInterleavedBE(f, settings.Channels, settings.Format, frameCount, interleaved);
}
void WriteInterleaved(std::size_t frameCount, const int24 *interleaved) override
{
WriteInterleavedBE(f, settings.Channels, settings.Format, frameCount, interleaved);
}
void WriteInterleaved(std::size_t frameCount, const int16 *interleaved) override
{
WriteInterleavedBE(f, settings.Channels, settings.Format, frameCount, interleaved);
}
void WriteInterleaved(std::size_t frameCount, const int8 *interleaved) override
{
WriteInterleavedBE(f, settings.Channels, settings.Format, frameCount, interleaved);
}
void WriteInterleaved(std::size_t frameCount, const uint8 *interleaved) override
{
WriteInterleavedBE(f, settings.Channels, settings.Format, frameCount, interleaved);
}
void WriteCues(const std::vector<uint64> &cues) override
{
MPT_UNREFERENCED_PARAMETER(cues);
}
void WriteFinalize() override
{
// nothing
}
virtual ~RawStreamWriter()
{
// nothing
}
};
RAWEncoder::RAWEncoder()
{
Encoder::Traits traits;
traits.fileExtension = P_("raw");
traits.fileShortDescription = U_("Raw PCM");
traits.fileDescription = U_("Headerless raw little-endian PCM");
traits.encoderSettingsName = U_("RAW");
traits.canTags = false;
traits.canCues = false;
traits.maxChannels = 4;
traits.samplerates = TrackerSettings::Instance().GetSampleRates();
traits.modes = Encoder::ModeLossless;
traits.formats.push_back({ Encoder::Format::Encoding::Float, 64, mpt::endian::little });
traits.formats.push_back({ Encoder::Format::Encoding::Float, 64, mpt::endian::big });
traits.formats.push_back({ Encoder::Format::Encoding::Float, 32, mpt::endian::little });
traits.formats.push_back({ Encoder::Format::Encoding::Float, 32, mpt::endian::big });
traits.formats.push_back({ Encoder::Format::Encoding::Integer, 32, mpt::endian::little });
traits.formats.push_back({ Encoder::Format::Encoding::Integer, 32, mpt::endian::big });
traits.formats.push_back({ Encoder::Format::Encoding::Integer, 24, mpt::endian::little });
traits.formats.push_back({ Encoder::Format::Encoding::Integer, 24, mpt::endian::big });
traits.formats.push_back({ Encoder::Format::Encoding::Integer, 16, mpt::endian::little });
traits.formats.push_back({ Encoder::Format::Encoding::Integer, 16, mpt::endian::big });
traits.formats.push_back({ Encoder::Format::Encoding::Integer, 8, mpt::endian::little });
traits.formats.push_back({ Encoder::Format::Encoding::Unsigned, 8, mpt::endian::little });
traits.formats.push_back({ Encoder::Format::Encoding::Alaw, 16, mpt::get_endian() });
traits.formats.push_back({ Encoder::Format::Encoding::ulaw, 16, mpt::get_endian() });
traits.defaultSamplerate = 48000;
traits.defaultChannels = 2;
traits.defaultMode = Encoder::ModeLossless;
traits.defaultFormat = { Encoder::Format::Encoding::Float, 32, mpt::endian::little };
SetTraits(traits);
}
bool RAWEncoder::IsAvailable() const
{
return true;
}
std::unique_ptr<IAudioStreamEncoder> RAWEncoder::ConstructStreamEncoder(std::ostream &file, const Encoder::Settings &settings, const FileTags &tags) const
{
if(!IsAvailable())
{
return nullptr;
}
return std::make_unique<RawStreamWriter>(*this, file, settings, tags);
}
OPENMPT_NAMESPACE_END