/// <summary>
/// Initializes a new instance of the MediaStreamSource class with the specified <see cref="AudioMediaFormat"/>.
/// </summary>
/// <param name="audioMediaFormat">The <see cref="AudioMediaFormat"/> for this source.</param>
/// <remarks>AAC is supported.</remarks>
/// <exception cref="ArgumentNullException"><paramref name="audioMediaFormat"/> is null.</exception>
/// <exception cref="ArgumentException"><paramref name="audioMediaFormat"/> is not supported.</exception>
/// <seealso cref="SupportedAudioTypes"/>
/// <since_tizen> 3 </since_tizen>
public MediaStreamSource(AudioMediaFormat audioMediaFormat)
{
if (audioMediaFormat == null)
{
throw new ArgumentNullException(nameof(audioMediaFormat));
}
_audioMediaFormat = audioMediaFormat;
AudioConfiguration = CreateAudioConfiguration(audioMediaFormat);
}
/// <summary>
/// Initializes a new instance of the MediaStreamSource class
/// with the specified <see cref="AudioMediaFormat"/> and <see cref="VideoMediaFormat"/>.
/// </summary>
/// <param name="audioMediaFormat">The <see cref="AudioMediaFormat"/> for this source.</param>
/// <param name="videoMediaFormat">The <see cref="VideoMediaFormat"/> for this source.</param>
/// <remarks>AAC and H.264 are supported.</remarks>
/// <exception cref="ArgumentNullException">Both <paramref name="audioMediaFormat"/> and <paramref name="videoMediaFormat"/> are null.</exception>
/// <exception cref="ArgumentException">
/// <paramref name="audioMediaFormat"/> is not supported.<br/>
/// -or-<br/>
/// <paramref name="videoMediaFormat"/> is not supported.
/// </exception>
/// <seealso cref="SupportedAudioTypes"/>
/// <seealso cref="SupportedVideoTypes"/>
/// <since_tizen> 3 </since_tizen>
public MediaStreamSource(AudioMediaFormat audioMediaFormat, VideoMediaFormat videoMediaFormat)
{
if (audioMediaFormat == null && videoMediaFormat == null)
{
throw new ArgumentNullException(nameof(audioMediaFormat) + " and " + nameof(videoMediaFormat));
}
_audioMediaFormat = audioMediaFormat;
_videoMediaFormat = videoMediaFormat;
AudioConfiguration = CreateAudioConfiguration(audioMediaFormat);
VideoConfiguration = CreateVideoConfiguration(videoMediaFormat);
}
private MediaStreamConfiguration CreateAudioConfiguration(AudioMediaFormat format)
{
if (format == null)
{
return(null);
}
if (!SupportedAudioTypes.Contains(format.MimeType))
{
Log.Error(PlayerLog.Tag, "The audio format is not supported : " + format.MimeType);
throw new ArgumentException($"The audio format is not supported, Type : {format.MimeType}.");
}
return(new MediaStreamConfiguration(this, StreamType.Audio));
}
/// <summary>
/// Enable to decode an audio data for exporting PCM from a data.
/// </summary>
/// <param name="format">The media format handle required to audio PCM specification.
/// The format has to include <see cref="AudioMediaFormat.MimeType"/>,
/// <see cref="AudioMediaFormat.Channel"/> and <see cref="AudioMediaFormat.SampleRate"/>.
/// If the format is NULL, the original PCM format or platform default PCM format will be applied.</param>
/// <param name="option">The audio extract option.</param>
/// <remarks><para>The player must be in the <see cref="PlayerState.Idle"/> state.</para>
/// <para>A <see cref="AudioDataDecoded"/> event is called in a separate thread(not in the main loop).</para>
/// <para>The audio PCM data can be retrieved using a <see cref="AudioDataDecoded"/> event as a media packet
/// and it is available until it's destroyed by <see cref="MediaPacket.Dispose()"/>.
/// The packet has to be destroyed as quickly as possible after rendering the data
/// and all the packets have to be destroyed before <see cref="Unprepare"/> is called.</para></remarks>
/// <exception cref="ObjectDisposedException">The player has already been disposed of.</exception>
/// <exception cref="ArgumentException">The value is not valid.</exception>
/// <exception cref="InvalidOperationException">
/// Operation failed; internal error.
/// -or-<br/>
/// The player is not in the valid state.
/// </exception>
/// <seealso cref="PlayerAudioExtractOption"/>
/// <seealso cref="DisableExportingAudioData"/>
/// <since_tizen> 6 </since_tizen>
public void EnableExportingAudioData(AudioMediaFormat format, PlayerAudioExtractOption option)
{
ValidatePlayerState(PlayerState.Idle);
ValidationUtil.ValidateEnum(typeof(PlayerAudioExtractOption), option, nameof(option));
_audioFrameDecodedCallback = (IntPtr packetHandle, IntPtr userData) =>
{
var handler = AudioDataDecoded;
if (handler != null)
{
Log.Debug(PlayerLog.Tag, "packet : " + packetHandle.ToString());
handler.Invoke(this,
new AudioDataDecodedEventArgs(MediaPacket.From(packetHandle)));
}
else
{
MediaPacket.From(packetHandle).Dispose();
}
};
NativePlayer.SetAudioFrameDecodedCb(Handle, format == null ? IntPtr.Zero : format.AsNativeHandle(), option,
_audioFrameDecodedCallback, IntPtr.Zero).ThrowIfFailed(this, "Failed to register the _audioFrameDecoded");
}