public R <Image> GetThumbnail(PlayResource playResource)
{
var uri = new Uri(playResource.PlayUri);
var result = GetStreamFromUriUnsafe(uri);
if (!result)
{
return(result.Error);
}
using (var stream = result.Value)
{
var data = AudioTagReader.GetImage(stream);
if (data == null)
{
return("No image found");
}
using (var memStream = new MemoryStream(data))
{
try
{
return(new Bitmap(memStream));
}
catch (ArgumentException)
{
return("Inavlid image data");
}
}
}
}
private static HeaderData GetStreamHeaderData(Stream stream)
{
var headerData = AudioTagReader.GetData(stream) ?? new HeaderData();
headerData.Title = headerData.Title ?? string.Empty;
return(headerData);
}
public R <Stream, LocalStr> GetThumbnail(ResolveContext _, PlayResource playResource)
{
byte[] rawImgData;
if (playResource is MediaPlayResource mediaPlayResource)
{
rawImgData = mediaPlayResource.Image;
}
else
{
var uri = new Uri(playResource.PlayUri);
var result = GetStreamFromUriUnsafe(uri);
if (!result)
{
return(result.Error);
}
using (var stream = result.Value)
{
rawImgData = AudioTagReader.GetData(stream)?.Picture;
}
}
if (rawImgData is null)
{
return(new LocalStr(strings.error_media_image_not_found));
}
return(new MemoryStream(rawImgData));
}
public async Task GetThumbnail(ResolveContext _, PlayResource playResource, Func <Stream, Task> action)
{
byte[]? rawImgData;
if (playResource is MediaPlayResource mediaPlayResource)
{
rawImgData = mediaPlayResource.Image;
}
else
{
var uri = new Uri(playResource.PlayUri);
if (uri.IsWeb())
{
rawImgData = await WebWrapper.Request(uri)
.ToAction(async response => AudioTagReader.GetData(await response.Content.ReadAsStreamAsync())?.Picture);
}
else if (uri.IsFile())
{
rawImgData = AudioTagReader.GetData(File.OpenRead(uri.LocalPath))?.Picture;
}
else
{
throw Error.LocalStr(strings.error_media_invalid_uri);
}
}
if (rawImgData is null)
{
throw Error.LocalStr(strings.error_media_image_not_found);
}
await action(new MemoryStream(rawImgData));
}
private static void GetStreamData(string id, ref string name, Stream stream)
{
if (string.IsNullOrEmpty(name))
{
if (stream != null)
{
name = AudioTagReader.GetTitle(stream);
name = string.IsNullOrWhiteSpace(name) ? id : name;
}
else
{
name = id;
}
}
}
public R <Image> GetThumbnail(PlayResource playResource)
{
byte[] rawImgData;
if (playResource is MediaPlayResource mediaPlayResource)
{
rawImgData = mediaPlayResource.Image;
}
else
{
var uri = new Uri(playResource.PlayUri);
var result = GetStreamFromUriUnsafe(uri);
if (!result)
{
return(result.Error);
}
using (var stream = result.Value)
{
rawImgData = AudioTagReader.GetData(stream)?.Picture;
}
}
if (rawImgData == null)
{
return("No image found");
}
using (var memStream = new MemoryStream(rawImgData))
{
try
{
return(new Bitmap(memStream));
}
catch (ArgumentException)
{
return("Inavlid image data");
}
}
}
private static string GetStreamName(Stream stream) => AudioTagReader.GetTitle(stream) ?? string.Empty;