private void PushEncryptedPacket(EncryptedPacket dataPacket, CancellationToken token)
{
using (var decryptedPacket = dataPacket.Decrypt(token) as DecryptedEMEPacket)
{
if (decryptedPacket == null)
{
logger.Error($"{dataPacket.StreamType}: Non an EME Packet!");
return;
}
var esPacket = decryptedPacket.ESDecryptedPacket();
// Continue pushing packet till success or terminal failure
bool doRetry;
do
{
var res = player.SubmitPacket(esPacket);
// reset unmanaged handle on successful submit
if (res == ESPlayer.SubmitStatus.Success)
{
decryptedPacket.CleanHandle();
}
doRetry = ShouldRetry(res, token);
logger.Debug(
$"{esPacket.type}: ({!doRetry}/{res}) PTS: {esPacket.pts.FromNano()} Duration: {esPacket.duration.FromNano()} Handle: {esPacket.handle} HandleSize: {esPacket.handleSize}");
} while (doRetry && !token.IsCancellationRequested);
}
}
/// <summary>
/// Pushes encrypted data packet to ESPlayer.
/// Decryption is performed prior to packet push.
/// </summary>
/// <param name="dataPacket">Packet</param>
/// <param name="token">CancellationToken</param>
/// <exception cref="PacketSubmitException">
/// Exception thrown on submit error
/// </exception>
/// <exception cref="OperationCanceledException">
/// Exception thrown on submit cancellation
/// </exception>
private async Task PushEncryptedPacket(EncryptedPacket dataPacket, CancellationToken token)
{
using (var decryptedPacket = await dataPacket.Decrypt(token) as DecryptedEMEPacket)
{
// Continue pushing packet till success or terminal failure
for (; ;)
{
var submitStatus = player.Submit(decryptedPacket);
logger.Debug(
$"{decryptedPacket.StreamType}: ({submitStatus}) PTS: {decryptedPacket.Pts} Duration:" +
$"{decryptedPacket.Duration} Handle: {decryptedPacket.HandleSize.handle} " +
$"HandleSize: {decryptedPacket.HandleSize.size}");
if (submitStatus == ESPlayer.SubmitStatus.Success)
{
decryptedPacket.CleanHandle();
return;
}
if (!ShouldRetry(submitStatus))
{
throw new PacketSubmitException("Packet Submit Error", submitStatus);
}
var delay = CalculateDelay(submitStatus);
Wait(delay, token);
}
}
}
/// <summary>
/// Pushes encrypted data packet to ESPlayer.
/// Decryption is performed prior to packet push.
/// </summary>
/// <param name="dataPacket">Packet</param>
/// <param name="token">CancellationToken</param>
/// <exception cref="PacketSubmitException">
/// Exception thrown on submit error
/// </exception>
/// <exception cref="OperationCanceledException">
/// Exception thrown on submit cancellation
/// </exception>
private async ValueTask PushEncryptedPacket(EncryptedPacket dataPacket, CancellationToken token)
{
if (!dataPacket.DrmSession.CanDecrypt())
{
#pragma warning disable 4014 // No await intentional. Do not care much when buffering will be displayed
_suspendResumeLogic.RequestBuffering(true);
await dataPacket.DrmSession.WaitForInitialization(token);
_suspendResumeLogic.RequestBuffering(false);
#pragma warning restore 4014 // of hidden for that matter.
logger.Info($"{streamType}: DRM Initialization complete");
}
using (var decryptedPacket = await dataPacket.Decrypt(token) as DecryptedEMEPacket)
{
// Continue pushing packet till success or terminal failure
for (; ;)
{
var submitStatus = player.Submit(decryptedPacket);
logger.Debug(
$"{decryptedPacket.StreamType}: ({submitStatus}) PTS: {decryptedPacket.Pts} Duration:" +
$"{decryptedPacket.Duration} Handle: {decryptedPacket.HandleSize.handle} " +
$"HandleSize: {decryptedPacket.HandleSize.size}");
if (submitStatus == ESPlayer.SubmitStatus.Success)
{
decryptedPacket.CleanHandle();
return;
}
if (!ShouldRetry(submitStatus))
{
throw new PacketSubmitException("Packet Submit Error", submitStatus);
}
await Task.Delay(CalculateDelay(submitStatus), token);
}
}
}
/// <summary>
/// Pushes encrypted data packet to ESPlayer.
/// Decryption is performed prior to packet push.
/// </summary>
/// <param name="dataPacket">Packet</param>
/// <param name="token">CancellationToken</param>
/// <exception cref="PacketSubmitException">
/// Exception thrown on submit error
/// </exception>
/// <exception cref="OperationCanceledException">
/// Exception thrown on submit cancellation
/// </exception>
private async ValueTask PushEncryptedPacket(EncryptedPacket dataPacket, CancellationToken token)
{
if (!dataPacket.DrmSession.CanDecrypt())
{
_bufferingSubject.OnNext(true);
await dataPacket.DrmSession.WaitForInitialization(token);
// If exception occurs, Transfer task will restore correct buffering state
_bufferingSubject.OnNext(false);
logger.Info($"{streamType}: DRM Initialization complete");
}
using (var decryptedPacket = await dataPacket.Decrypt(token) as DecryptedEMEPacket)
{
// Continue pushing packet till success or terminal failure
for (; ;)
{
var submitStatus = player.Submit(decryptedPacket);
logger.Debug(
$"{decryptedPacket.StreamType}: ({submitStatus}) PTS: {decryptedPacket.Pts} Duration:" +
$"{decryptedPacket.Duration} Handle: {decryptedPacket.HandleSize.handle} " +
$"HandleSize: {decryptedPacket.HandleSize.size}");
if (submitStatus == ESPlayer.SubmitStatus.Success)
{
decryptedPacket.CleanHandle();
return;
}
if (!ShouldRetry(submitStatus))
{
throw new PacketSubmitException("Packet Submit Error", submitStatus);
}
await Task.Delay(CalculateDelay(submitStatus), token);
}
}
}
