private static void CreateChunks2(MultiSourceDASHDownloadState state, List <MultiSourceChunk> chunks, SimpleStreamMap chunkStreamMap)
{
var i = 0;
if (state.Demuxed && state.VideoSegments != null && state.AudioSegments != null)
{
for (; i < Math.Min(state.AudioChunkCount, state.VideoChunkCount); i++)
{
var chunk1 = CreateChunk(state.VideoSegments[i], 0);
chunks.Add(chunk1);
chunkStreamMap.StreamMap[chunk1.Id] = Path.Combine(state.TempDirectory, "1_" + chunk1.Id + FileHelper.GetFileName(chunk1.Uri));
var chunk2 = CreateChunk(state.AudioSegments[i], 1);
chunks.Add(chunk2);
chunkStreamMap.StreamMap[chunk2.Id] = Path.Combine(state.TempDirectory, "2_" + chunk2.Id + FileHelper.GetFileName(chunk2.Uri));
}
for (; i < state.VideoChunkCount; i++)
{
var chunk = CreateChunk(state.VideoSegments[i], 0);
chunks.Add(chunk);
chunkStreamMap.StreamMap[chunk.Id] = Path.Combine(state.TempDirectory, "1_" + chunk.Id + FileHelper.GetFileName(chunk.Uri));
}
for (; i < state.AudioChunkCount; i++)
{
var chunk = CreateChunk(state.AudioSegments[i], 1);
chunks.Add(chunk);
chunkStreamMap.StreamMap[chunk.Id] = Path.Combine(state.TempDirectory, "2_" + chunk.Id + FileHelper.GetFileName(chunk.Uri));
}
}
}
private static void CreateChunks1(MultiSourceDASHDownloadState state, List <MultiSourceChunk> chunks, SimpleStreamMap chunkStreamMap)
{
var i = 0;
var segments = state.VideoSegments ?? state.AudioSegments;
if (segments != null)
{
for (; i < state.VideoChunkCount; i++)
{
var chunk = CreateChunk(segments[i], 0);
chunks.Add(chunk);
chunkStreamMap.StreamMap[chunk.Id] = Path.Combine(state.TempDirectory, "1_" + chunk.Id + FileHelper.GetFileName(chunk.Uri));
}
}
}
public MultiSourceDASHDownloader(MultiSourceDASHDownloadInfo info, IHttpClient http = null,
BaseMediaProcessor mediaProcessor = null,
AuthenticationInfo?authentication = null, ProxyInfo?proxy = null) : base(info, http, mediaProcessor)
{
var state = new MultiSourceDASHDownloadState
{
Id = base.Id,
Demuxed = info.VideoSegments != null && info.AudioSegments != null,
Cookies = info.Cookies,
Headers = info.Headers,
Url = info.Url,
Authentication = authentication,
Proxy = proxy,
TempDirectory = Path.Combine(Config.Instance.TempDir, Id)
};
if (state.Authentication == null)
{
state.Authentication = Helpers.GetAuthenticationInfoFromConfig(new Uri(info.Url));
}
this._state = state;
this.TargetFileName = FileHelper.SanitizeFileName(info.File);
state.FileSize = -1;
var i = 0;
if (state.Demuxed)
{
state.AudioChunkCount = info.AudioSegments.Count;
state.VideoChunkCount = info.VideoSegments.Count;
state.AudioSegments = info.AudioSegments;
state.VideoSegments = info.VideoSegments;
state.Duration = info.Duration;
state.AudioContainerFormat = info.AudioFormat ?? FileExtensionHelper.GetExtensionFromMimeType(info.AudioMimeType)
?? GuessContainerFormatFromPlaylist(info.AudioSegments);
state.VideoContainerFormat = info.VideoFormat ?? FileExtensionHelper.GetExtensionFromMimeType(info.VideoMimeType)
?? GuessContainerFormatFromPlaylist(info.VideoSegments);
CreateChunks2(state, _chunks, _chunkStreamMap);
//for (; i < Math.Min(this._state.AudioChunkCount, this._state.VideoChunkCount); i++)
//{
// var chunk1 = CreateChunk(info.VideoSegments[i], 0);
// _chunks.Add(chunk1);
// _chunkStreamMap.StreamMap[chunk1.Id] = Path.Combine(_state.TempDirectory, "1_" + chunk1.Id + FileHelper.GetFileName(chunk1.Uri));
// var chunk2 = CreateChunk(info.AudioSegments[i], 1);
// _chunks.Add(chunk2);
// _chunkStreamMap.StreamMap[chunk2.Id] = Path.Combine(_state.TempDirectory, "2_" + chunk2.Id + FileHelper.GetFileName(chunk2.Uri));
//}
//for (; i < this._state.VideoChunkCount; i++)
//{
// var chunk = CreateChunk(info.VideoSegments[i], 0);
// _chunks.Add(chunk);
// _chunkStreamMap.StreamMap[chunk.Id] = Path.Combine(_state.TempDirectory, "1_" + chunk.Id + FileHelper.GetFileName(chunk.Uri));
//}
//for (; i < this._state.AudioChunkCount; i++)
//{
// var chunk = CreateChunk(info.AudioSegments[i], 1);
// _chunks.Add(chunk);
// _chunkStreamMap.StreamMap[chunk.Id] = Path.Combine(_state.TempDirectory, "2_" + chunk.Id + FileHelper.GetFileName(chunk.Uri));
//}
var ext = FileExtensionHelper.GetExtensionFromMimeType(info.VideoMimeType) ??
FileExtensionHelper.GuessContainerFormatFromSegmentExtension(state.VideoContainerFormat);
//if (!(string.IsNullOrWhiteSpace(state.VideoContainerFormat) || state.VideoContainerFormat == "."))
//{
// ext = Helpers.GetExtensionFromMimeType(info.VideoMimeType)
// ?? Helpers.GuessContainerFormatFromSegmentExtension(
// state.VideoContainerFormat.ToLowerInvariant(), true);
//}
TargetFileName = Path.GetFileNameWithoutExtension(TargetFileName ?? "video")
+ ext;
}
else
{
var segments = info.VideoSegments ?? info.AudioSegments;
state.VideoChunkCount = segments.Count;
state.VideoSegments = segments;
state.Duration = info.Duration;
CreateChunks1(state, _chunks, _chunkStreamMap);
//for (; i < this._state.VideoChunkCount; i++)
//{
// var chunk = CreateChunk(segments[i], 0);
// _chunks.Add(chunk);
// _chunkStreamMap.StreamMap[chunk.Id] = Path.Combine(_state.TempDirectory, "1_" + chunk.Id + FileHelper.GetFileName(chunk.Uri));
//}
state.VideoContainerFormat = GuessContainerFormatFromPlaylist(segments);
var ext = FileExtensionHelper.GuessContainerFormatFromSegmentExtension(
this._state.VideoContainerFormat.ToLowerInvariant());
TargetFileName = Path.GetFileNameWithoutExtension(TargetFileName ?? "video")
+ ext;
}
}
