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add poster dynamic images

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This commit is contained in:
Luke Pulverenti 2015-04-02 17:01:42 -04:00
parent 527f4887e9
commit c9c5a93450
3 changed files with 158 additions and 17 deletions
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4
MediaBrowser.Server.Implementations/Photos/BaseDynamicImageProvider.cs
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@ -126,7 +126,7 @@ namespace MediaBrowser.Server.Implementations.Photos
protected abstract Task<List<BaseItem>> GetItemsWithImages(IHasImages item);
private const string Version = "9";
private const string Version = "15";
protected string GetConfigurationCacheKey(List<BaseItem> items, string itemName)
{
var parts = Version + "_" + (itemName ?? string.Empty) + "_" +
@ -151,7 +151,7 @@ namespace MediaBrowser.Server.Implementations.Photos
protected Task<Stream> GetPosterCollage(IHasImages primaryItem, List<BaseItem> items)
{
var stream = new StripCollageBuilder(ApplicationPaths).BuildSquareCollage(GetStripCollageImagePaths(items), 800, 800, true, primaryItem.Name);
var stream = new StripCollageBuilder(ApplicationPaths).BuildPosterCollage(GetStripCollageImagePaths(items), 600, 900, true, primaryItem.Name);
return Task.FromResult(stream);
}

154
MediaBrowser.Server.Implementations/UserViews/StripCollageBuilder.cs
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@ -18,6 +18,21 @@ namespace MediaBrowser.Server.Implementations.UserViews
_appPaths = appPaths;
}
public Stream BuildPosterCollage(IEnumerable<string> paths, int width, int height, bool renderWithText, string text)
{
if (renderWithText)
{
using (var wand = BuildPosterCollageWandWithText(paths, text, width, height))
{
return DynamicImageHelpers.GetStream(wand, _appPaths);
}
}
using (var wand = BuildPosterCollageWand(paths, width, height))
{
return DynamicImageHelpers.GetStream(wand, _appPaths);
}
}
public Stream BuildSquareCollage(IEnumerable<string> paths, int width, int height, bool renderWithText, string text)
{
if (renderWithText)
@ -27,14 +42,11 @@ namespace MediaBrowser.Server.Implementations.UserViews
return DynamicImageHelpers.GetStream(wand, _appPaths);
}
}
else
{
using (var wand = BuildSquareCollageWand(paths, width, height))
{
return DynamicImageHelpers.GetStream(wand, _appPaths);
}
}
}
public Stream BuildThumbCollage(IEnumerable<string> paths, int width, int height, bool renderWithText, string text)
{
@ -45,14 +57,11 @@ namespace MediaBrowser.Server.Implementations.UserViews
return DynamicImageHelpers.GetStream(wand, _appPaths);
}
}
else
{
using (var wand = BuildThumbCollageWand(paths, width, height))
{
return DynamicImageHelpers.GetStream(wand, _appPaths);
}
}
}
private string[] ProjectPaths(IEnumerable<string> paths, int count)
{
@ -144,6 +153,131 @@ namespace MediaBrowser.Server.Implementations.UserViews
}
}
private MagickWand BuildPosterCollageWand(IEnumerable<string> paths, int width, int height)
{
var inputPaths = ProjectPaths(paths, 3);
using (var wandImages = new MagickWand(inputPaths))
{
var wand = new MagickWand(width, height);
wand.OpenImage("gradient:#111111-#111111");
using (var draw = new DrawingWand())
{
var iSlice = Convert.ToInt32(width * .3);
int iTrans = Convert.ToInt32(height * .25);
int iHeight = Convert.ToInt32(height * .65);
var horizontalImagePadding = Convert.ToInt32(width * 0.025);
foreach (var element in wandImages.ImageList)
{
int iWidth = (int)Math.Abs(iHeight * element.Width / element.Height);
element.Gravity = GravityType.CenterGravity;
element.BackgroundColor = ColorName.Black;
element.ResizeImage(iWidth, iHeight, FilterTypes.LanczosFilter);
int ix = (int)Math.Abs((iWidth - iSlice) / 2);
element.CropImage(iSlice, iHeight, ix, 0);
element.ExtentImage(iSlice, iHeight, 0 - horizontalImagePadding, 0);
}
wandImages.SetFirstIterator();
using (var wandList = wandImages.AppendImages())
{
wandList.CurrentImage.TrimImage(1);
using (var mwr = wandList.CloneMagickWand())
{
mwr.CurrentImage.ResizeImage(wandList.CurrentImage.Width, (wandList.CurrentImage.Height / 2), FilterTypes.LanczosFilter, 1);
mwr.CurrentImage.FlipImage();
mwr.CurrentImage.AlphaChannel = AlphaChannelType.DeactivateAlphaChannel;
mwr.CurrentImage.ColorizeImage(ColorName.Black, ColorName.Grey70);
using (var mwg = new MagickWand(wandList.CurrentImage.Width, iTrans))
{
mwg.OpenImage("gradient:black-none");
var verticalSpacing = Convert.ToInt32(height * 0.01111111111111111111111111111111);
mwr.CurrentImage.CompositeImage(mwg, CompositeOperator.CopyOpacityCompositeOp, 0, verticalSpacing);
wandList.AddImage(mwr);
int ex = (int)(wand.CurrentImage.Width - mwg.CurrentImage.Width) / 2;
wand.CurrentImage.CompositeImage(wandList.AppendImages(true), CompositeOperator.AtopCompositeOp, ex, Convert.ToInt32(height * .05));
}
}
}
}
return wand;
}
}
private MagickWand BuildPosterCollageWandWithText(IEnumerable<string> paths, string label, int width, int height)
{
var inputPaths = ProjectPaths(paths, 3);
using (var wandImages = new MagickWand(inputPaths))
{
var wand = new MagickWand(width, height);
wand.OpenImage("gradient:#111111-#111111");
using (var draw = new DrawingWand())
{
using (var fcolor = new PixelWand(ColorName.White))
{
draw.FillColor = fcolor;
draw.Font = MontserratLightFont;
draw.FontSize = 60;
draw.FontWeight = FontWeightType.LightStyle;
draw.TextAntialias = true;
}
var fontMetrics = wand.QueryFontMetrics(draw, label);
var textContainerY = Convert.ToInt32(height * .165);
wand.CurrentImage.AnnotateImage(draw, (width - fontMetrics.TextWidth) / 2, textContainerY, 0.0, label);
var iSlice = Convert.ToInt32(width * .3);
int iTrans = Convert.ToInt32(height * 0.2);
int iHeight = Convert.ToInt32(height * 0.46296296296296296296296296296296);
var horizontalImagePadding = Convert.ToInt32(width * 0.025);
foreach (var element in wandImages.ImageList)
{
int iWidth = (int)Math.Abs(iHeight * element.Width / element.Height);
element.Gravity = GravityType.CenterGravity;
element.BackgroundColor = new PixelWand("none", 1);
element.ResizeImage(iWidth, iHeight, FilterTypes.LanczosFilter);
int ix = (int)Math.Abs((iWidth - iSlice) / 2);
element.CropImage(iSlice, iHeight, ix, 0);
element.ExtentImage(iSlice, iHeight, 0 - horizontalImagePadding, 0);
}
wandImages.SetFirstIterator();
using (var wandList = wandImages.AppendImages())
{
wandList.CurrentImage.TrimImage(1);
using (var mwr = wandList.CloneMagickWand())
{
mwr.CurrentImage.ResizeImage(wandList.CurrentImage.Width, (wandList.CurrentImage.Height / 2), FilterTypes.LanczosFilter, 1);
mwr.CurrentImage.FlipImage();
mwr.CurrentImage.AlphaChannel = AlphaChannelType.DeactivateAlphaChannel;
mwr.CurrentImage.ColorizeImage(ColorName.Black, ColorName.Grey60);
using (var mwg = new MagickWand(wandList.CurrentImage.Width, iTrans))
{
mwg.OpenImage("gradient:black-none");
var verticalSpacing = Convert.ToInt32(height * 0.01111111111111111111111111111111);
mwr.CurrentImage.CompositeImage(mwg, CompositeOperator.DstInCompositeOp, 0, verticalSpacing);
wandList.AddImage(mwr);
int ex = (int)(wand.CurrentImage.Width - mwg.CurrentImage.Width) / 2;
wand.CurrentImage.CompositeImage(wandList.AppendImages(true), CompositeOperator.AtopCompositeOp, ex, Convert.ToInt32(height * 0.26851851851851851851851851851852));
}
}
}
}
return wand;
}
}
private MagickWand BuildThumbCollageWand(IEnumerable<string> paths, int width, int height)
{
var inputPaths = ProjectPaths(paths, 8);
@ -209,9 +343,9 @@ namespace MediaBrowser.Server.Implementations.UserViews
wand.OpenImage("gradient:#111111-#111111");
using (var draw = new DrawingWand())
{
var iSlice = Convert.ToInt32(width * 0.2333333334);
var iSlice = Convert.ToInt32(width * .225);
int iTrans = Convert.ToInt32(height * .25);
int iHeight = Convert.ToInt32(height * .65);
int iHeight = Convert.ToInt32(height * .63);
var horizontalImagePadding = Convert.ToInt32(width * 0.02);
foreach (var element in wandImages.ImageList)
@ -246,7 +380,7 @@ namespace MediaBrowser.Server.Implementations.UserViews
wandList.AddImage(mwr);
int ex = (int)(wand.CurrentImage.Width - mwg.CurrentImage.Width) / 2;
wand.CurrentImage.CompositeImage(wandList.AppendImages(true), CompositeOperator.AtopCompositeOp, ex, Convert.ToInt32(height * .05));
wand.CurrentImage.CompositeImage(wandList.AppendImages(true), CompositeOperator.AtopCompositeOp, ex, Convert.ToInt32(height * .07));
}
}
}
@ -278,7 +412,7 @@ namespace MediaBrowser.Server.Implementations.UserViews
var textContainerY = Convert.ToInt32(height * .165);
wand.CurrentImage.AnnotateImage(draw, (width - fontMetrics.TextWidth) / 2, textContainerY, 0.0, label);
var iSlice = Convert.ToInt32(width * 0.2333333334);
var iSlice = Convert.ToInt32(width * .225);
int iTrans = Convert.ToInt32(height * 0.2);
int iHeight = Convert.ToInt32(height * 0.46296296296296296296296296296296);
var horizontalImagePadding = Convert.ToInt32(width * 0.02);

7
MediaBrowser.Server.Startup.Common/FFMpeg/FFMpegDownloader.cs
View File

@ -202,8 +202,15 @@ namespace MediaBrowser.Server.Startup.Common.FFMpeg
}
}
if (downloadinfo.DownloadUrls.Length == 0)
{
throw new ApplicationException("ffmpeg unvailable. Please install it and start the server with two command line arguments: -ffmpeg \"{PATH}\" and -ffprobe \"{PATH}\"");
}
else
{
throw new ApplicationException("Unable to download required components. Please try again later.");
}
}
private void ExtractFFMpeg(FFMpegDownloadInfo downloadinfo, string tempFile, string targetFolder)
{