image_pattern_strips Struct Reference

Inheritance diagram for image_pattern_strips:

Collaboration diagram for image_pattern_strips:

Public Member Functions
	image_pattern_strips (string const &config)
Public Member Functions inherited from image_pattern
	image_pattern ()=default
	image_pattern (const image_pattern &)=delete
	image_pattern (image_pattern &&)=delete
virtual	~image_pattern ()=default
auto	init (int width, int height, enum generator_depth depth) noexcept
image_pattern &	operator= (const image_pattern &)=delete
image_pattern &&	operator= (image_pattern &&)=delete

Private Types
enum	{ ROWS , COLS , DIAG }

Private Member Functions
enum generator_depth	fill (int width, int height, unsigned char *data) override
void	parse_fmt (string const &config)

Private Attributes
int	fill_w = 10
uint32_t	pattern [3+COL_NUM] = { RGBA_WHITE, RGBA_BLACK, RGBA_GRAY }
enum image_pattern_strips:: { ... }	type = DIAG

Additional Inherited Members
Static Public Member Functions inherited from image_pattern
static unique_ptr< image_pattern >	create (string const &pattern, string const &params)

Detailed Description

Definition at line 429 of file video_pattern_generator.cpp.

Member Enumeration Documentation

anonymous enum

anonymous enum

private

Enumerator
ROWS
COLS
DIAG

Definition at line 473 of file video_pattern_generator.cpp.

{ ROWS, COLS, DIAG } type = DIAG;

Constructor & Destructor Documentation

image_pattern_strips()

image_pattern_strips::image_pattern_strips ( string const & config )

inlineexplicit

Definition at line 431 of file video_pattern_generator.cpp.

        {
                for (int i = 0; i < COL_NUM; ++i) {
                        pattern[3 + i] = rect_colors[i];
                }
                parse_fmt(config);
        }

References COL_NUM, parse_fmt(), and rect_colors.

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Member Function Documentation

fill()

enum generator_depth image_pattern_strips::fill ( int width, int height, unsigned char * data )

inlineoverrideprivatevirtual

Return values

bit	depth used by the generator (either 8 or 16)

Implements image_pattern.

Definition at line 476 of file video_pattern_generator.cpp.

        {
                auto *ptr = reinterpret_cast<uint32_t *>(data);
                for (int j = 0; j < height; j += 1) {
                        for (int i = 0; i < width; i += 1) {
                                const int col_idx = type == DIAG   ? i + j
                                                    : type == ROWS ? i
                                                                   : j;
                                *ptr++ = pattern[(col_idx / fill_w) %
                                                     ARR_COUNT(pattern)];
                        }
                }
                return generator_depth::bits8;
        }

References ARR_COUNT, bits8, DIAG, fill_w, ROWS, and type.

parse_fmt()

void image_pattern_strips::parse_fmt ( string const & config )

inlineprivate

Definition at line 440 of file video_pattern_generator.cpp.

        {
                if (config.empty()) {
                        return;
                }
                if (config == "help"s) {
                        color_printf(
                            "\t" TBOLD("-t "
                                       "testcard:patt=strips[=[vert|hor|"
                                       "diag][,w[idth]=W]]") "\n");
                        throw 1;
                }
                char conf[STR_LEN];
                snprintf_ch(conf, "%s", config.c_str());
                char *tmp = conf;
                char *endptr = nullptr;
                while (char *item = strtok_r(tmp, ",", &endptr)) {
                        tmp = nullptr;
                        if (strncmp(item, "hor", 3) == 0) {
                                type = COLS;
                        } else if (strncmp(item, "ver", 3) == 0) {
                                type = ROWS;
                        } else if (strncmp(item, "dia", 3) == 0) {
                                type = DIAG;
                        } else if (IS_KEY_PREFIX(item, "width")) {
                                fill_w = stoi(strchr(item, '=') + 1);
                        } else {
                                throw ug_runtime_error(
                                    string("Wrong option: ") + config);
                        }
                }
        }

References color_printf(), COLS, DIAG, fill_w, IS_KEY_PREFIX, ROWS, snprintf_ch, STR_LEN, TBOLD, and type.

Referenced by image_pattern_strips().

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Member Data Documentation

fill_w

int image_pattern_strips::fill_w = 10

private

Definition at line 475 of file video_pattern_generator.cpp.

Referenced by fill(), and parse_fmt().

pattern

uint32_t image_pattern_strips::pattern[3+COL_NUM] = { RGBA_WHITE, RGBA_BLACK, RGBA_GRAY }

private

Definition at line 474 of file video_pattern_generator.cpp.

{ RGBA_WHITE, RGBA_BLACK, RGBA_GRAY };

[]

enum { ... } image_pattern_strips::type

Referenced by fill(), and parse_fmt().

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The documentation for this struct was generated from the following file:

• src/utils/video_pattern_generator.cpp