public static RotateResult RotateGeometry(PictureSettingsJob job)
{
hb_geometry_crop_s geometry = new hb_geometry_crop_s();
geometry.crop = new[] { job.Crop.Top, job.Crop.Bottom, job.Crop.Left, job.Crop.Right };
geometry.pad = new[] { job.Pad.Top, job.Pad.Bottom, job.Pad.Left, job.Pad.Right };
geometry.geometry = new hb_geometry_s
{
width = job.Width,
height = job.Height,
par = new hb_rational_t {
num = job.ParW, den = job.ParH
}
};
// Undo any previous rotation so that we are back at 0.
// Normally hflip is applied, then rotation.
// To revert, must apply rotation then hflip.
if (job.PreviousRotation.HasValue && job.PreviousRotation != 0)
{
HBFunctions.hb_rotate_geometry(ref geometry, ref geometry, 360 - job.PreviousRotation.Value, 0);
}
if (job.PreviousHflip.HasValue && job.PreviousHflip == 1)
{
HBFunctions.hb_rotate_geometry(ref geometry, ref geometry, 0, 1);
}
// Apply the new rotation and Horizontal flip value.
HBFunctions.hb_rotate_geometry(ref geometry, ref geometry, job.RotateAngle, job.Hflip);
RotateResult processedResult = new RotateResult
{
CropTop = geometry.crop[0],
CropBottom = geometry.crop[1],
CropLeft = geometry.crop[2],
CropRight = geometry.crop[3],
PadTop = geometry.pad[0],
PadBottom = geometry.pad[1],
PadLeft = geometry.pad[2],
PadRight = geometry.pad[3],
Width = geometry.geometry.width,
Height = geometry.geometry.height,
ParNum = geometry.geometry.par.num,
ParDen = geometry.geometry.par.den
};
return(processedResult);
}
public static AnamorphicResult GetAnamorphicSize(PictureSettingsJob job, PictureSettingsTitle sourceTitle, KeepSetting keepSetting, FlagsSetting flagSetting)
{
hb_rational_t computedPar;
switch (job.AnamorphicMode)
{
case Anamorphic.None:
computedPar = new hb_rational_t {
den = 1, num = 1
};
break;
case Anamorphic.Custom:
computedPar = new hb_rational_t {
den = job.ParH, num = job.ParW
};
break;
default:
computedPar = new hb_rational_t {
den = sourceTitle.ParH, num = sourceTitle.ParW
};
break;
}
hb_geometry_settings_s uiGeometry = new hb_geometry_settings_s
{
crop = new[] { job.Crop.Top, job.Crop.Bottom, job.Crop.Left, job.Crop.Right },
pad = new[] { job.Pad.Top, job.Pad.Bottom, job.Pad.Left, job.Pad.Right },
flags = (int)flagSetting,
itu_par = 0,
keep = (int)keepSetting,
maxWidth = job.MaxWidth,
maxHeight = job.MaxHeight,
mode = (int)job.AnamorphicMode,
modulus = 2,
geometry = new hb_geometry_s {
height = job.Height, width = job.Width, par = computedPar
},
displayWidth = job.DarWidth
};
// If we are rotated, the source title geometry must also be rotated.
int titleWidth, titleHeight, titleParW, titleParH;
if (job.RotateAngle != 0)
{
PictureSettingsJob titleRepresentation = new PictureSettingsJob
{
Width = sourceTitle.Width,
Height = sourceTitle.Height,
RotateAngle = job.RotateAngle,
Hflip = job.Hflip,
ParW = sourceTitle.ParW,
ParH = sourceTitle.ParH,
Crop = new Cropping(),
Pad = new Padding()
};
RotateResult titleRotation = HandBrakePictureHelpers.RotateGeometry(titleRepresentation);
titleWidth = titleRotation.Width;
titleHeight = titleRotation.Height;
titleParW = titleRotation.ParNum;
titleParH = titleRotation.ParDen;
}
else
{
titleWidth = sourceTitle.Width;
titleHeight = sourceTitle.Height;
titleParW = sourceTitle.ParW;
titleParH = sourceTitle.ParH;
}
hb_geometry_s sourceGeometry = new hb_geometry_s
{
width = titleWidth,
height = titleHeight,
par = new hb_rational_t {
den = titleParH, num = titleParW
}
};
hb_geometry_s result = new hb_geometry_s();
HBFunctions.hb_set_anamorphic_size2(ref sourceGeometry, ref uiGeometry, ref result);
int outputWidth = result.width;
int outputHeight = result.height;
int outputParWidth = result.par.num;
int outputParHeight = result.par.den;
return(new AnamorphicResult {
OutputWidth = outputWidth, OutputHeight = outputHeight, OutputParWidth = outputParWidth, OutputParHeight = outputParHeight
});
}
