// ///// high level utility methods follow ////////////
// //////////// DPI
/// <summary>
/// Returns physical resolution, in DPI, in both coordinates
/// </summary>
/// <returns>[dpix,dpiy], -1 if not set or unknown dimensions</returns>
public double[] GetDpi()
{
var c = chunkList.GetById1(ChunkHelper.pHYs, true);
if (c is null)
{
return(new double[] { -1, -1 });
}
else
{
return(((PngChunkPHYS)c).GetAsDpi2());
}
}
// ///// high level utility methods follow ////////////
// //////////// DPI
/// <summary>
/// Returns physical resolution, in DPI, in both coordinates
/// </summary>
/// <returns>[dpix,dpiy], -1 if not set or unknown dimensions</returns>
public double[] GetDpi()
{
PngChunk c = chunkList.GetById1(ChunkHelper.pHYs, true);
if (c == null)
{
return new double[] { -1, -1 }
}
;
else
{
return(((PngChunkPHYS)c).GetAsDpi2());
}
}
public double[] GetDpi()
{
PngChunk byId = chunkList.GetById1("pHYs", failIfMultiple: true);
if (byId == null)
{
return(new double[2]
{
-1.0,
-1.0
});
}
return(((PngChunkPHYS)byId).GetAsDpi2());
}