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