| public static GetMimeType ( string fileNameOrExt ) : string | ||
| fileNameOrExt | string | |
| Результат | string | |
private async Task <object> GetPlaylistAsync(VideoStreamRequest request, string name)
{
var state = await GetState(request, CancellationToken.None).ConfigureAwait(false);
var builder = new StringBuilder();
builder.AppendLine("#EXTM3U");
builder.AppendLine("#EXT-X-VERSION:3");
builder.AppendLine("#EXT-X-TARGETDURATION:" + state.SegmentLength.ToString(UsCulture));
builder.AppendLine("#EXT-X-MEDIA-SEQUENCE:0");
var queryStringIndex = Request.RawUrl.IndexOf('?');
var queryString = queryStringIndex == -1 ? string.Empty : Request.RawUrl.Substring(queryStringIndex);
var seconds = TimeSpan.FromTicks(state.RunTimeTicks ?? 0).TotalSeconds;
var index = 0;
while (seconds > 0)
{
var length = seconds >= state.SegmentLength ? state.SegmentLength : seconds;
builder.AppendLine("#EXTINF:" + length.ToString(UsCulture));
builder.AppendLine(string.Format("hlsdynamic/{0}/{1}.ts{2}",
name,
index.ToString(UsCulture),
queryString));
seconds -= state.SegmentLength;
index++;
}
builder.AppendLine("#EXT-X-ENDLIST");
var playlistText = builder.ToString();
return(ResultFactory.GetResult(playlistText, MimeTypes.GetMimeType("playlist.m3u8"), new Dictionary <string, string>()));
}
private async Task <object> GetAsync(GetMasterHlsVideoStream request)
{
var state = await GetState(request, CancellationToken.None).ConfigureAwait(false);
int audioBitrate;
int videoBitrate;
GetPlaylistBitrates(state, out audioBitrate, out videoBitrate);
var appendBaselineStream = false;
var baselineStreamBitrate = 64000;
var hlsVideoRequest = state.VideoRequest as GetMasterHlsVideoStream;
if (hlsVideoRequest != null)
{
appendBaselineStream = hlsVideoRequest.AppendBaselineStream;
baselineStreamBitrate = hlsVideoRequest.BaselineStreamAudioBitRate ?? baselineStreamBitrate;
}
var playlistText = GetMasterPlaylistFileText(videoBitrate + audioBitrate, appendBaselineStream, baselineStreamBitrate);
return(ResultFactory.GetResult(playlistText, MimeTypes.GetMimeType("playlist.m3u8"), new Dictionary <string, string>()));
}
public HttpResult(IVirtualFile fileResponse, bool asAttachment)
: this(fileResponse, MimeTypes.GetMimeType(fileResponse.Name), asAttachment)
{
}
public HttpResult(FileInfo fileResponse, bool asAttachment)
: this(fileResponse, MimeTypes.GetMimeType(fileResponse.Name), asAttachment)
{
}
