ScaleUnit Class Reference

#include <overlayframe.h>

Inherits LoadClient.

Collaboration diagram for ScaleUnit:

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Public Member Functions
	ScaleUnit (ScaleEngine *server, OverlayFrame *overlay)
	~ScaleUnit ()
float	cubic_bspline (float x)
void	tabulate_bcubic_f (float *&coef_table, int *&coord_table, float scale, float start, int pixels, int total_pixels, float coefficient)
void	tabulate_blinear_f (int *&table_int1, int *&table_int2, float *&table_frac, float *&table_antifrac, float scale, int pixel1, int pixel2, float start, int total_pixels)
void	tabulate_bcubic_i (int *&coef_table, int *&coord_table, float scale, int start, int pixels, int total_pixels, float coefficient)
void	tabulate_blinear_i (int *&table_int1, int *&table_int2, int *&table_frac, int *&table_antifrac, float scale, int pixel1, int pixel2, float start, int total_pixels)
void	tabulate_reduction (bilinear_table_t *&table, float scale, int pixel1, int out_total, int in_total)
void	tabulate_enlarge (bilinear_table_t *&table, float scale, float pixel1, int out_total, int in_total)
void	dump_bilinear (bilinear_table_t *table, int total)
void	process_package (LoadPackage *package)
Data Fields
OverlayFrame *	overlay
ScaleEngine *	engine

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Detailed Description

Definition at line 77 of file overlayframe.h.

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Constructor & Destructor Documentation

ScaleUnit::ScaleUnit	(	ScaleEngine *	server,
		OverlayFrame *	overlay
	)

Definition at line 791 of file overlayframe.C.

References engine.

ScaleUnit::~ScaleUnit

(

)

Definition at line 798 of file overlayframe.C.

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Member Function Documentation

float ScaleUnit::cubic_bspline

(

float

x

)

Definition at line 1319 of file overlayframe.C.

References a, b, c, and CUBE.

Referenced by tabulate_bcubic_f(), and tabulate_bcubic_i().

void ScaleUnit::tabulate_bcubic_f	(	float *&	coef_table,
		int *&	coord_table,
		float	scale,
		float	start,
		int	pixels,
		int	total_pixels,
		float	coefficient
	)

Definition at line 1365 of file overlayframe.C.

References a, CLAMP, and cubic_bspline().

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void ScaleUnit::tabulate_blinear_f	(	int *&	table_int1,
		int *&	table_int2,
		float *&	table_frac,
		float *&	table_antifrac,
		float	scale,
		int	pixel1,
		int	pixel2,
		float	start,
		int	total_pixels
	)

Definition at line 1417 of file overlayframe.C.

References a, and CLAMP.

void ScaleUnit::tabulate_bcubic_i	(	int *&	coef_table,
		int *&	coord_table,
		float	scale,
		int	start,
		int	pixels,
		int	total_pixels,
		float	coefficient
	)

Definition at line 1391 of file overlayframe.C.

References a, CLAMP, and cubic_bspline().

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void ScaleUnit::tabulate_blinear_i	(	int *&	table_int1,
		int *&	table_int2,
		int *&	table_frac,
		int *&	table_antifrac,
		float	scale,
		int	pixel1,
		int	pixel2,
		float	start,
		int	total_pixels
	)

Definition at line 1448 of file overlayframe.C.

References a, and CLAMP.

void ScaleUnit::tabulate_reduction	(	bilinear_table_t *&	table,
		float	scale,
		int	pixel1,
		int	out_total,
		int	in_total
	)

Definition at line 804 of file overlayframe.C.

References bilinear_table_t::input_fraction1, bilinear_table_t::input_fraction2, bilinear_table_t::input_fraction3, bilinear_table_t::input_pixel1, bilinear_table_t::input_pixel2, and bilinear_table_t::total_fraction.

void ScaleUnit::tabulate_enlarge	(	bilinear_table_t *&	table,
		float	scale,
		float	pixel1,
		int	out_total,
		int	in_total
	)

Definition at line 892 of file overlayframe.C.

References bilinear_table_t::input_fraction1, bilinear_table_t::input_fraction3, bilinear_table_t::input_pixel1, bilinear_table_t::input_pixel2, and bilinear_table_t::total_fraction.

void ScaleUnit::dump_bilinear	(	bilinear_table_t *	table,
		int	total
	)

Definition at line 947 of file overlayframe.C.

void ScaleUnit::process_package

(

LoadPackage *

package

)

[virtual]

Reimplemented from LoadClient.

Definition at line 1479 of file overlayframe.C.

References BC_RGB161616, BC_RGB888, BC_RGB_FLOAT, BC_RGBA16161616, BC_RGBA8888, BC_RGBA_FLOAT, BC_YUV161616, BC_YUV888, BC_YUVA16161616, BC_YUVA8888, BICUBIC, BILINEAR_ENLARGE, BILINEAR_REDUCE, engine, VFrame::get_color_model(), ScaleEngine::h_scale, ScaleEngine::in_x1_float, ScaleEngine::in_y1_float, input, ScaleEngine::interpolation_type, ScaleEngine::out_h_int, ScaleEngine::out_w_int, output, ScaleEngine::scale_input, ScaleEngine::scale_output, and ScaleEngine::w_scale.

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Field Documentation

OverlayFrame* ScaleUnit::overlay

Definition at line 132 of file overlayframe.h.

ScaleEngine* ScaleUnit::engine

Definition at line 133 of file overlayframe.h.

Referenced by process_package(), and ScaleUnit().

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The documentation for this class was generated from the following files:

• hvirtual/cinelerra/overlayframe.h
• hvirtual/cinelerra/overlayframe.C