79707c2ae8
No behavior changes, but no need to have a local modification that sets JOS resampler quality to Medium This basically contains two PRs that got accepted upstream: - https://github.com/audaspace/audaspace/pull/19 - https://github.com/audaspace/audaspace/pull/20 Pull Request: https://projects.blender.org/blender/blender/pulls/118896
129 lines
2.9 KiB
C++
129 lines
2.9 KiB
C++
/*******************************************************************************
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* Copyright 2009-2016 Jörg Müller
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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******************************************************************************/
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#include "SndFileWriter.h"
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#include "Exception.h"
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#include <cstring>
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AUD_NAMESPACE_BEGIN
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SndFileWriter::SndFileWriter(const std::string &filename, DeviceSpecs specs,
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Container format, Codec codec, unsigned int bitrate) :
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m_position(0), m_specs(specs)
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{
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SF_INFO sfinfo;
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sfinfo.channels = specs.channels;
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sfinfo.samplerate = int(specs.rate);
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switch(format)
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{
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case CONTAINER_FLAC:
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sfinfo.format = SF_FORMAT_FLAC;
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switch(specs.format)
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{
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case FORMAT_S16:
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sfinfo.format |= SF_FORMAT_PCM_16;
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break;
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case FORMAT_S24:
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sfinfo.format |= SF_FORMAT_PCM_24;
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break;
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case FORMAT_S32:
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sfinfo.format |= SF_FORMAT_PCM_32;
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break;
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case FORMAT_FLOAT32:
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sfinfo.format |= SF_FORMAT_FLOAT;
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break;
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case FORMAT_FLOAT64:
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sfinfo.format |= SF_FORMAT_DOUBLE;
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break;
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default:
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sfinfo.format = 0;
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break;
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}
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break;
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case CONTAINER_OGG:
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if(codec == CODEC_VORBIS)
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sfinfo.format = SF_FORMAT_OGG | SF_FORMAT_VORBIS;
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else
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sfinfo.format = 0;
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break;
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case CONTAINER_WAV:
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sfinfo.format = SF_FORMAT_WAV;
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switch(specs.format)
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{
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case FORMAT_U8:
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sfinfo.format |= SF_FORMAT_PCM_U8;
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break;
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case FORMAT_S16:
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sfinfo.format |= SF_FORMAT_PCM_16;
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break;
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case FORMAT_S24:
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sfinfo.format |= SF_FORMAT_PCM_24;
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break;
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case FORMAT_S32:
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sfinfo.format |= SF_FORMAT_PCM_32;
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break;
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case FORMAT_FLOAT32:
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sfinfo.format |= SF_FORMAT_FLOAT;
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break;
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case FORMAT_FLOAT64:
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sfinfo.format |= SF_FORMAT_DOUBLE;
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break;
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default:
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sfinfo.format = 0;
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break;
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}
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break;
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default:
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sfinfo.format = 0;
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break;
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}
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if(sfinfo.format == 0)
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AUD_THROW(FileException, "This format couldn't be written with libsndfile.");
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m_sndfile = sf_open(filename.c_str(), SFM_WRITE, &sfinfo);
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if(!m_sndfile)
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AUD_THROW(FileException, "The file couldn't be written with libsndfile.");
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}
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SndFileWriter::~SndFileWriter()
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{
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sf_close(m_sndfile);
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}
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int SndFileWriter::getPosition() const
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{
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return m_position;
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}
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DeviceSpecs SndFileWriter::getSpecs() const
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{
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return m_specs;
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}
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void SndFileWriter::write(unsigned int length, sample_t* buffer)
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{
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length = sf_writef_float(m_sndfile, buffer, length);
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m_position += length;
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}
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AUD_NAMESPACE_END
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