/// <summary>
/// Combines files into one in the order they are passed in..
/// </summary>
/// <param name="bufferMultiplier">The multiplier to use against the OptimalBufferSize of the file for the read buffer, sometimes a larger than optimal buffer size is better.</param>
/// <param name="filepaths">The file paths to combine</param>
/// <param name="outputStream">The stream to save the combined file to.</param>
public static void Combine(Stream outputStream, int bufferMultiplier, params string[] filepaths)
{
var inputStreams = new Stream[filepaths.Length];
for (var i = 0; i < filepaths.Length; i++)
{
inputStreams[i] = new WmaStreamReader(filepaths[i]);
}
Combine(outputStream, bufferMultiplier, inputStreams);
}
/// <summary>
/// Combines files into one in the order they are passed in..
/// </summary>
/// <param name="bufferMultiplier">The multiplier to use against the OptimalBufferSize of the file for the read buffer, sometimes a larger than optimal buffer size is better.</param>
/// <param name="filepaths">The file paths to combine</param>
/// <param name="outputStream">The stream to save the combined file to.</param>
public static void Combine(Stream outputStream, int bufferMultiplier, params string[] filepaths)
{
var inputStreams = new Stream[filepaths.Length];
for (var i = 0; i < filepaths.Length; i++)
{
inputStreams[i] = new WmaStreamReader(filepaths[i]);
}
Combine(outputStream, bufferMultiplier, inputStreams);
}
private static void WriteFile(Mp3Writer wmaOutput, WmaStreamReader wmaInput, byte[] buffer, long stopPosition)
{
if (stopPosition == -1)
{
stopPosition = wmaInput.Length + 1;
}
int read;
//Read the file until we hit our stop position, or the end of the file.
while (wmaInput.Position < stopPosition && (read = wmaInput.Read(buffer, 0, buffer.Length)) > 0)
{
wmaOutput.Write(buffer, 0, read);
}
}
private static void WriteFile(Mp3Writer wmaOutput, WmaStreamReader wmaInput, byte[] buffer)
{
WriteFile(wmaOutput, wmaInput, buffer, -1);
}
private static void WriteFile(WmaWriter wmaOutput, WmaStreamReader wmaInput, byte[] buffer, long stopPosition)
{
if (stopPosition == -1)
{
stopPosition = wmaInput.Length + 1;
}
int read;
//Read the file until we hit our stop position, or the end of the file.
while (wmaInput.Position < stopPosition && (read = wmaInput.Read(buffer, 0, buffer.Length)) > 0)
{
wmaOutput.Write(buffer, 0, read);
}
}
private static void WriteFile(WmaWriter wmaOutput, WmaStreamReader wmaInput, byte[] buffer)
{
WriteFile(wmaOutput, wmaInput, buffer, -1);
}
public static void WmaToMp3(Stream wmaInputStream, Stream outputStream, Mp3WriterConfig mp3Format, int bufferMultiplier)
{
WmaToMp3Delegate convert = wmaStream =>
{
var writer = new Mp3Writer(outputStream,
mp3Format ?? new Mp3WriterConfig(wmaStream.Format, new BE_CONFIG(wmaStream.Format)));
var buffer = new byte[writer.OptimalBufferSize*bufferMultiplier];
WriteToStream(writer, wmaStream, buffer);
};
var tempStream = wmaInputStream as WmaStreamReader;
if (tempStream != null)
{
convert(tempStream);
}
else
{
using (var wmaStream = new WmaStreamReader(wmaInputStream))
{
convert(wmaStream);
}
}
}
public static void WmaToWma(
string wmafilePath, Stream outputStream, WmaWriterConfig wmaFormat, int bufferMultiplier)
{
using (var wmaStream = new WmaStreamReader(wmafilePath))
{
var writer = new WmaWriter(outputStream, wmaFormat);
var buffer = new byte[writer.OptimalBufferSize*bufferMultiplier];
WriteToStream(writer, wmaStream, buffer);
}
}
