1 files changed, 95 insertions, 0 deletions
diff --git a/extern/audaspace/src/file/FileWriter.cpp b/extern/audaspace/src/file/FileWriter.cpp
new file mode 100644
index 00000000000..a6bb0f0049a
--- /dev/null
+++ b/extern/audaspace/src/file/FileWriter.cpp
@@ -0,0 +1,95 @@
+/*******************************************************************************
+ * Copyright 2009-2016 Jörg Müller
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ ******************************************************************************/
+
+#include "file/FileWriter.h"
+#include "file/FileManager.h"
+#include "util/Buffer.h"
+#include "IReader.h"
+#include "Exception.h"
+
+AUD_NAMESPACE_BEGIN
+
+std::shared_ptr<IWriter> FileWriter::createWriter(std::string filename,DeviceSpecs specs, Container format, Codec codec, unsigned int bitrate)
+{
+	return FileManager::createWriter(filename, specs, format, codec, bitrate);
+}
+
+void FileWriter::writeReader(std::shared_ptr<IReader> reader, std::shared_ptr<IWriter> writer, unsigned int length, unsigned int buffersize)
+{
+	Buffer buffer(buffersize * AUD_SAMPLE_SIZE(writer->getSpecs()));
+	sample_t* buf = buffer.getBuffer();
+
+	int len;
+	bool eos = false;
+	int channels = writer->getSpecs().channels;
+
+	for(unsigned int pos = 0; ((pos < length) || (length <= 0)) && !eos; pos += len)
+	{
+		len = buffersize;
+		if((len > length - pos) && (length > 0))
+			len = length - pos;
+		reader->read(len, eos, buf);
+
+		for(int i = 0; i < len * channels; i++)
+		{
+			// clamping!
+			if(buf[i] > 1)
+				buf[i] = 1;
+			else if(buf[i] < -1)
+				buf[i] = -1;
+		}
+
+		writer->write(len, buf);
+	}
+}
+
+void FileWriter::writeReader(std::shared_ptr<IReader> reader, std::vector<std::shared_ptr<IWriter> >& writers, unsigned int length, unsigned int buffersize)
+{
+	Buffer buffer(buffersize * AUD_SAMPLE_SIZE(reader->getSpecs()));
+	Buffer buffer2(buffersize * sizeof(sample_t));
+	sample_t* buf = buffer.getBuffer();
+	sample_t* buf2 = buffer2.getBuffer();
+
+	int len;
+	bool eos = false;
+	int channels = reader->getSpecs().channels;
+
+	for(unsigned int pos = 0; ((pos < length) || (length <= 0)) && !eos; pos += len)
+	{
+		len = buffersize;
+		if((len > length - pos) && (length > 0))
+			len = length - pos;
+		reader->read(len, eos, buf);
+
+		for(int channel = 0; channel < channels; channel++)
+		{
+			for(int i = 0; i < len; i++)
+			{
+				// clamping!
+				if(buf[i * channels + channel] > 1)
+					buf2[i] = 1;
+				else if(buf[i * channels + channel] < -1)
+					buf2[i] = -1;
+				else
+					buf2[i] = buf[i * channels + channel];
+			}
+
+			writers[channel]->write(len, buf2);
+		}
+	}
+}
+
+AUD_NAMESPACE_END