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gstreamer/gst/videotestsrc/videotestsrc.c

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/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
/* non-GST-specific stuff */
#include "gstvideotestsrc.h"
#include "videotestsrc.h"
#include <liboil/liboil.h>
#include <string.h>
#include <stdlib.h>
#include <math.h>
#ifndef M_PI
#define M_PI 3.14159265358979323846
#endif
static unsigned char
random_char (void)
{
static unsigned int state;
state *= 1103515245;
state += 12345;
return (state >> 16) & 0xff;
}
#if 0
static void
random_chars (unsigned char *dest, int nbytes)
{
int i;
static unsigned int state;
for (i = 0; i < nbytes; i++) {
state *= 1103515245;
state += 12345;
dest[i] = (state >> 16);
}
}
#endif
#if 0
static void
paint_rect_random (unsigned char *dest, int stride, int x, int y, int w, int h)
{
unsigned char *d = dest + stride * y + x;
int i;
for (i = 0; i < h; i++) {
random_chars (d, w);
d += stride;
}
}
#endif
#if 0
static void
paint_rect (unsigned char *dest, int stride, int x, int y, int w, int h,
unsigned char color)
{
unsigned char *d = dest + stride * y + x;
int i;
for (i = 0; i < h; i++) {
oil_splat_u8_ns (d, &color, w);
d += stride;
}
}
#endif
#if 0
static void
paint_rect_s2 (unsigned char *dest, int stride, int x, int y, int w, int h,
unsigned char col)
{
unsigned char *d = dest + stride * y + x * 2;
unsigned char *dp;
int i, j;
for (i = 0; i < h; i++) {
dp = d;
for (j = 0; j < w; j++) {
*dp = col;
dp += 2;
}
d += stride;
}
}
#endif
#if 0
static void
paint_rect2 (unsigned char *dest, int stride, int x, int y, int w, int h,
unsigned char *col)
{
unsigned char *d = dest + stride * y + x * 2;
unsigned char *dp;
int i, j;
for (i = 0; i < h; i++) {
dp = d;
for (j = 0; j < w; j++) {
*dp++ = col[0];
*dp++ = col[1];
}
d += stride;
}
}
#endif
#if 0
static void
paint_rect3 (unsigned char *dest, int stride, int x, int y, int w, int h,
unsigned char *col)
{
unsigned char *d = dest + stride * y + x * 3;
unsigned char *dp;
int i, j;
for (i = 0; i < h; i++) {
dp = d;
for (j = 0; j < w; j++) {
*dp++ = col[0];
*dp++ = col[1];
*dp++ = col[2];
}
d += stride;
}
}
#endif
#if 0
static void
paint_rect4 (unsigned char *dest, int stride, int x, int y, int w, int h,
unsigned char *col)
{
unsigned char *d = dest + stride * y + x * 4;
unsigned char *dp;
int i, j;
for (i = 0; i < h; i++) {
dp = d;
for (j = 0; j < w; j++) {
*dp++ = col[0];
*dp++ = col[1];
*dp++ = col[2];
*dp++ = col[3];
}
d += stride;
}
}
#endif
#if 0
static void
paint_rect_s4 (unsigned char *dest, int stride, int x, int y, int w, int h,
unsigned char col)
{
unsigned char *d = dest + stride * y + x * 4;
unsigned char *dp;
int i, j;
for (i = 0; i < h; i++) {
dp = d;
for (j = 0; j < w; j++) {
*dp = col;
dp += 4;
}
d += stride;
}
}
#endif
enum
{
COLOR_WHITE = 0,
COLOR_YELLOW,
COLOR_CYAN,
COLOR_GREEN,
COLOR_MAGENTA,
COLOR_RED,
COLOR_BLUE,
COLOR_BLACK,
COLOR_NEG_I,
COLOR_POS_Q,
COLOR_SUPER_BLACK,
COLOR_DARK_GREY
};
static const struct vts_color_struct_rgb vts_colors_rgb[] = {
{255, 255, 255},
{255, 255, 0},
{0, 255, 255},
{0, 255, 0},
{255, 0, 255},
{255, 0, 0},
{0, 0, 255},
{0, 0, 0},
{0, 0, 128}, /* -I ? */
{0, 128, 255}, /* +Q ? */
{0, 0, 0},
{19, 19, 19},
};
static const struct vts_color_struct_rgb vts_colors_rgb_75[] = {
{191, 191, 191},
{191, 191, 0},
{0, 191, 191},
{0, 191, 0},
{191, 0, 191},
{191, 0, 0},
{0, 0, 191},
{0, 0, 0},
{0, 0, 128}, /* -I ? */
{0, 128, 255}, /* +Q ? */
{0, 0, 0},
{19, 19, 19},
};
static const struct vts_color_struct_yuv vts_colors_bt709_ycbcr_100[] = {
{235, 128, 128},
{219, 16, 138},
{188, 154, 16},
{173, 42, 26},
{78, 214, 230},
{63, 102, 240},
{32, 240, 118},
{16, 128, 128},
{16, 198, 21}, /* -I ? */
{16, 235, 198}, /* +Q ? */
{0, 128, 128},
{32, 128, 128},
};
static const struct vts_color_struct_yuv vts_colors_bt709_ycbcr_75[] = {
{180, 128, 128},
{168, 44, 136},
{145, 147, 44},
{133, 63, 52},
{63, 193, 204},
{51, 109, 212},
{28, 212, 120},
{16, 128, 128},
{16, 198, 21}, /* -I ? */
{16, 235, 198}, /* +Q ? */
{0, 128, 128},
{32, 128, 128},
};
static const struct vts_color_struct_yuv vts_colors_bt601_ycbcr_100[] = {
{235, 128, 128},
{210, 16, 146},
{170, 166, 16},
{145, 54, 34},
{106, 202, 222},
{81, 90, 240},
{41, 240, 110},
{16, 128, 128},
{16, 198, 21}, /* -I ? */
{16, 235, 198}, /* +Q ? */
{-0, 128, 128},
{32, 128, 128},
};
static const struct vts_color_struct_yuv vts_colors_bt601_ycbcr_75[] = {
{180, 128, 128},
{162, 44, 142},
{131, 156, 44},
{112, 72, 58},
{84, 184, 198},
{65, 100, 212},
{35, 212, 114},
{16, 128, 128},
{16, 198, 21}, /* -I ? */
{16, 235, 198}, /* +Q ? */
{-0, 128, 128},
{32, 128, 128},
};
static const struct vts_color_struct_gray vts_colors_gray_100[] = {
{235 << 8},
{210 << 8},
{170 << 8},
{145 << 8},
{106 << 8},
{81 << 8},
{41 << 8},
{16 << 8},
{16 << 8},
{16 << 8},
{-0 << 8},
{32 << 8},
};
static const struct vts_color_struct_gray vts_colors_gray_75[] = {
{180 << 8},
{162 << 8},
{131 << 8},
{112 << 8},
{84 << 8},
{65 << 8},
{35 << 8},
{16 << 8},
{16 << 8},
{16 << 8},
{-0 << 8},
{32 << 8},
};
static void paint_setup_I420 (paintinfo * p, unsigned char *dest);
static void paint_setup_YV12 (paintinfo * p, unsigned char *dest);
static void paint_setup_YUY2 (paintinfo * p, unsigned char *dest);
static void paint_setup_UYVY (paintinfo * p, unsigned char *dest);
static void paint_setup_YVYU (paintinfo * p, unsigned char *dest);
static void paint_setup_IYU2 (paintinfo * p, unsigned char *dest);
static void paint_setup_Y41B (paintinfo * p, unsigned char *dest);
static void paint_setup_Y42B (paintinfo * p, unsigned char *dest);
static void paint_setup_Y444 (paintinfo * p, unsigned char *dest);
static void paint_setup_Y800 (paintinfo * p, unsigned char *dest);
static void paint_setup_AYUV (paintinfo * p, unsigned char *dest);
static void paint_setup_v308 (paintinfo * p, unsigned char *dest);
static void paint_setup_NV12 (paintinfo * p, unsigned char *dest);
static void paint_setup_NV21 (paintinfo * p, unsigned char *dest);
static void paint_setup_v410 (paintinfo * p, unsigned char *dest);
static void paint_setup_v216 (paintinfo * p, unsigned char *dest);
static void paint_setup_v210 (paintinfo * p, unsigned char *dest);
#if 0
static void paint_setup_IMC1 (paintinfo * p, unsigned char *dest);
static void paint_setup_IMC2 (paintinfo * p, unsigned char *dest);
static void paint_setup_IMC3 (paintinfo * p, unsigned char *dest);
static void paint_setup_IMC4 (paintinfo * p, unsigned char *dest);
#endif
static void paint_setup_YUV9 (paintinfo * p, unsigned char *dest);
static void paint_setup_YVU9 (paintinfo * p, unsigned char *dest);
static void paint_setup_ARGB8888 (paintinfo * p, unsigned char *dest);
static void paint_setup_ABGR8888 (paintinfo * p, unsigned char *dest);
static void paint_setup_RGBA8888 (paintinfo * p, unsigned char *dest);
static void paint_setup_BGRA8888 (paintinfo * p, unsigned char *dest);
static void paint_setup_xRGB8888 (paintinfo * p, unsigned char *dest);
static void paint_setup_xBGR8888 (paintinfo * p, unsigned char *dest);
static void paint_setup_RGBx8888 (paintinfo * p, unsigned char *dest);
static void paint_setup_BGRx8888 (paintinfo * p, unsigned char *dest);
static void paint_setup_RGB888 (paintinfo * p, unsigned char *dest);
static void paint_setup_BGR888 (paintinfo * p, unsigned char *dest);
static void paint_setup_RGB565 (paintinfo * p, unsigned char *dest);
static void paint_setup_xRGB1555 (paintinfo * p, unsigned char *dest);
static void paint_setup_bayer (paintinfo * p, unsigned char *dest);
static void paint_hline_I420 (paintinfo * p, int x, int y, int w);
static void paint_hline_NV12_NV21 (paintinfo * p, int x, int y, int w);
static void paint_hline_YUY2 (paintinfo * p, int x, int y, int w);
static void paint_hline_IYU2 (paintinfo * p, int x, int y, int w);
static void paint_hline_Y41B (paintinfo * p, int x, int y, int w);
static void paint_hline_Y42B (paintinfo * p, int x, int y, int w);
static void paint_hline_Y444 (paintinfo * p, int x, int y, int w);
static void paint_hline_Y800 (paintinfo * p, int x, int y, int w);
static void paint_hline_v308 (paintinfo * p, int x, int y, int w);
static void paint_hline_AYUV (paintinfo * p, int x, int y, int w);
static void paint_hline_v410 (paintinfo * p, int x, int y, int w);
static void paint_hline_v216 (paintinfo * p, int x, int y, int w);
static void paint_hline_v210 (paintinfo * p, int x, int y, int w);
#if 0
static void paint_hline_IMC1 (paintinfo * p, int x, int y, int w);
#endif
static void paint_hline_YUV9 (paintinfo * p, int x, int y, int w);
static void paint_hline_str4 (paintinfo * p, int x, int y, int w);
static void paint_hline_str3 (paintinfo * p, int x, int y, int w);
static void paint_hline_RGB565 (paintinfo * p, int x, int y, int w);
static void paint_hline_xRGB1555 (paintinfo * p, int x, int y, int w);
static void paint_hline_bayer (paintinfo * p, int x, int y, int w);
static void paint_setup_GRAY8 (paintinfo * p, unsigned char *dest);
static void paint_setup_GRAY16 (paintinfo * p, unsigned char *dest);
static void paint_hline_GRAY8 (paintinfo * p, int x, int y, int w);
static void paint_hline_GRAY16 (paintinfo * p, int x, int y, int w);
struct fourcc_list_struct fourcc_list[] = {
/* packed */
{VTS_YUV, "YUY2", "YUY2", 16, paint_setup_YUY2, paint_hline_YUY2},
{VTS_YUV, "UYVY", "UYVY", 16, paint_setup_UYVY, paint_hline_YUY2},
{VTS_YUV, "Y422", "Y422", 16, paint_setup_UYVY, paint_hline_YUY2},
{VTS_YUV, "UYNV", "UYNV", 16, paint_setup_UYVY, paint_hline_YUY2}, /* FIXME: UYNV? */
{VTS_YUV, "YVYU", "YVYU", 16, paint_setup_YVYU, paint_hline_YUY2},
{VTS_YUV, "v308", "v308", 24, paint_setup_v308, paint_hline_v308},
{VTS_YUV, "AYUV", "AYUV", 32, paint_setup_AYUV, paint_hline_AYUV},
{VTS_YUV, "v410", "v410", 32, paint_setup_v410, paint_hline_v410},
{VTS_YUV, "v210", "v210", 21, paint_setup_v210, paint_hline_v210},
{VTS_YUV, "v216", "v216", 32, paint_setup_v216, paint_hline_v216},
/* interlaced */
/*{ VTS_YUV, "IUYV", "IUY2", 16, paint_setup_YVYU, paint_hline_YUY2 }, */
/* inverted */
/*{ VTS_YUV, "cyuv", "cyuv", 16, paint_setup_YVYU, paint_hline_YUY2 }, */
/*{ VTS_YUV, "Y41P", "Y41P", 12, paint_setup_YVYU, paint_hline_YUY2 }, */
/* interlaced */
/*{ VTS_YUV, "IY41", "IY41", 12, paint_setup_YVYU, paint_hline_YUY2 }, */
/*{ VTS_YUV, "Y211", "Y211", 8, paint_setup_YVYU, paint_hline_YUY2 }, */
/*{ VTS_YUV, "Y41T", "Y41T", 12, paint_setup_YVYU, paint_hline_YUY2 }, */
/*{ VTS_YUV, "Y42P", "Y42P", 16, paint_setup_YVYU, paint_hline_YUY2 }, */
/*{ VTS_YUV, "CLJR", "CLJR", 8, paint_setup_YVYU, paint_hline_YUY2 }, */
/*{ VTS_YUV, "IYU1", "IYU1", 12, paint_setup_YVYU, paint_hline_YUY2 }, */
{VTS_YUV, "IYU2", "IYU2", 24, paint_setup_IYU2, paint_hline_IYU2},
/* planar */
/* YVU9 */
{VTS_YUV, "YVU9", "YVU9", 9, paint_setup_YVU9, paint_hline_YUV9},
/* YUV9 */
{VTS_YUV, "YUV9", "YUV9", 9, paint_setup_YUV9, paint_hline_YUV9},
/* IF09 */
/* YV12 */
{VTS_YUV, "YV12", "YV12", 12, paint_setup_YV12, paint_hline_I420},
/* I420 */
{VTS_YUV, "I420", "I420", 12, paint_setup_I420, paint_hline_I420},
/* NV12 */
{VTS_YUV, "NV12", "NV12", 12, paint_setup_NV12, paint_hline_NV12_NV21},
/* NV21 */
{VTS_YUV, "NV21", "NV21", 12, paint_setup_NV21, paint_hline_NV12_NV21},
#if 0
/* IMC1 */
{VTS_YUV, "IMC1", "IMC1", 16, paint_setup_IMC1, paint_hline_IMC1},
/* IMC2 */
{VTS_YUV, "IMC2", "IMC2", 12, paint_setup_IMC2, paint_hline_IMC1},
/* IMC3 */
{VTS_YUV, "IMC3", "IMC3", 16, paint_setup_IMC3, paint_hline_IMC1},
/* IMC4 */
{VTS_YUV, "IMC4", "IMC4", 12, paint_setup_IMC4, paint_hline_IMC1},
#endif
/* CLPL */
/* Y41B */
{VTS_YUV, "Y41B", "Y41B", 12, paint_setup_Y41B, paint_hline_Y41B},
/* Y42B */
{VTS_YUV, "Y42B", "Y42B", 16, paint_setup_Y42B, paint_hline_Y42B},
/* Y444 */
{VTS_YUV, "Y444", "Y444", 24, paint_setup_Y444, paint_hline_Y444},
/* Y800 grayscale */
{VTS_YUV, "Y800", "Y800", 8, paint_setup_Y800, paint_hline_Y800},
/* Not exactly YUV but it's the same as above */
{VTS_GRAY, "GRAY8", "GRAY8", 8, paint_setup_GRAY8, paint_hline_GRAY8},
{VTS_GRAY, "GRAY16", "GRAY16", 16, paint_setup_GRAY16, paint_hline_GRAY16},
{VTS_RGB, "RGB ", "xRGB8888", 32, paint_setup_xRGB8888, paint_hline_str4, 24,
0x00ff0000, 0x0000ff00, 0x000000ff},
{VTS_RGB, "RGB ", "xBGR8888", 32, paint_setup_xBGR8888, paint_hline_str4, 24,
0x000000ff, 0x0000ff00, 0x00ff0000},
{VTS_RGB, "RGB ", "RGBx8888", 32, paint_setup_RGBx8888, paint_hline_str4, 24,
0xff000000, 0x00ff0000, 0x0000ff00},
{VTS_RGB, "RGB ", "BGRx8888", 32, paint_setup_BGRx8888, paint_hline_str4, 24,
0x0000ff00, 0x00ff0000, 0xff000000},
{VTS_RGB, "RGB ", "ARGB8888", 32, paint_setup_ARGB8888, paint_hline_str4, 32,
0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000},
{VTS_RGB, "RGB ", "ABGR8888", 32, paint_setup_ABGR8888, paint_hline_str4, 32,
0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000},
{VTS_RGB, "RGB ", "RGBA8888", 32, paint_setup_RGBA8888, paint_hline_str4, 32,
0xff000000, 0x00ff0000, 0x0000ff00, 0x000000ff},
{VTS_RGB, "RGB ", "BGRA8888", 32, paint_setup_BGRA8888, paint_hline_str4, 32,
0x0000ff00, 0x00ff0000, 0xff000000, 0x000000ff},
{VTS_RGB, "RGB ", "RGB888", 24, paint_setup_RGB888, paint_hline_str3, 24,
0x00ff0000, 0x0000ff00, 0x000000ff},
{VTS_RGB, "RGB ", "BGR888", 24, paint_setup_BGR888, paint_hline_str3, 24,
0x000000ff, 0x0000ff00, 0x00ff0000},
{VTS_RGB, "RGB ", "RGB565", 16, paint_setup_RGB565, paint_hline_RGB565, 16,
0x0000f800, 0x000007e0, 0x0000001f},
{VTS_RGB, "RGB ", "xRGB1555", 16, paint_setup_xRGB1555, paint_hline_xRGB1555,
15,
0x00007c00, 0x000003e0, 0x0000001f},
{VTS_BAYER, "BAY8", "Bayer", 8, paint_setup_bayer, paint_hline_bayer}
};
int n_fourccs = G_N_ELEMENTS (fourcc_list);
struct fourcc_list_struct *
paintinfo_find_by_structure (const GstStructure * structure)
{
int i;
const char *media_type = gst_structure_get_name (structure);
int ret;
g_return_val_if_fail (structure, NULL);
if (strcmp (media_type, "video/x-raw-gray") == 0) {
gint bpp, depth, endianness = 0;
ret = gst_structure_get_int (structure, "bpp", &bpp) &&
gst_structure_get_int (structure, "depth", &depth);
if (!ret || bpp != depth || (depth != 8 && depth != 16))
return NULL;
ret = gst_structure_get_int (structure, "endianness", &endianness);
if ((!ret || endianness != G_BYTE_ORDER) && bpp == 16)
return NULL;
for (i = 0; i < n_fourccs; i++) {
if (fourcc_list[i].type == VTS_GRAY && fourcc_list[i].bitspp == bpp) {
return fourcc_list + i;
}
}
} else if (strcmp (media_type, "video/x-raw-yuv") == 0) {
char *s;
int fourcc;
guint32 format;
ret = gst_structure_get_fourcc (structure, "format", &format);
if (!ret)
return NULL;
for (i = 0; i < n_fourccs; i++) {
s = fourcc_list[i].fourcc;
/* g_print("testing %" GST_FOURCC_FORMAT " and %s\n", GST_FOURCC_ARGS(format), s); */
fourcc = GST_MAKE_FOURCC (s[0], s[1], s[2], s[3]);
if (fourcc_list[i].type == VTS_YUV && fourcc == format) {
return fourcc_list + i;
}
}
} else if (strcmp (media_type, "video/x-raw-rgb") == 0) {
int red_mask;
int green_mask;
int blue_mask;
int alpha_mask;
int depth;
int bpp;
ret = gst_structure_get_int (structure, "red_mask", &red_mask);
ret &= gst_structure_get_int (structure, "green_mask", &green_mask);
ret &= gst_structure_get_int (structure, "blue_mask", &blue_mask);
ret &= gst_structure_get_int (structure, "depth", &depth);
ret &= gst_structure_get_int (structure, "bpp", &bpp);
if (depth == 32) {
ret &= gst_structure_get_int (structure, "alpha_mask", &alpha_mask);
ret &= (alpha_mask != 0);
} else {
alpha_mask = 0;
}
if (!ret) {
GST_WARNING ("incomplete caps structure: %" GST_PTR_FORMAT, structure);
return NULL;
}
for (i = 0; i < n_fourccs; i++) {
if (fourcc_list[i].type == VTS_RGB &&
fourcc_list[i].red_mask == red_mask &&
fourcc_list[i].green_mask == green_mask &&
fourcc_list[i].blue_mask == blue_mask &&
(alpha_mask == 0 || fourcc_list[i].alpha_mask == alpha_mask) &&
fourcc_list[i].depth == depth && fourcc_list[i].bitspp == bpp) {
return fourcc_list + i;
}
}
return NULL;
} else if (strcmp (media_type, "video/x-raw-bayer") == 0) {
for (i = 0; i < n_fourccs; i++) {
if (fourcc_list[i].type == VTS_BAYER) {
return fourcc_list + i;
}
}
return NULL;
}
g_critical ("format not found for media type %s", media_type);
return NULL;
}
struct fourcc_list_struct *
paintrect_find_fourcc (int find_fourcc)
{
int i;
for (i = 0; i < n_fourccs; i++) {
char *s;
int fourcc;
s = fourcc_list[i].fourcc;
fourcc = GST_MAKE_FOURCC (s[0], s[1], s[2], s[3]);
if (find_fourcc == fourcc) {
/* If YUV format, it's good */
if (!fourcc_list[i].type == VTS_YUV) {
return fourcc_list + i;
}
return fourcc_list + i;
}
}
return NULL;
}
struct fourcc_list_struct *
paintrect_find_name (const char *name)
{
int i;
for (i = 0; i < n_fourccs; i++) {
if (strcmp (name, fourcc_list[i].name) == 0) {
return fourcc_list + i;
}
}
return NULL;
}
GstStructure *
paint_get_structure (struct fourcc_list_struct * format)
{
GstStructure *structure = NULL;
unsigned int fourcc;
int endianness;
g_return_val_if_fail (format, NULL);
fourcc =
GST_MAKE_FOURCC (format->fourcc[0], format->fourcc[1], format->fourcc[2],
format->fourcc[3]);
switch (format->type) {
case VTS_RGB:
if (format->bitspp == 16) {
endianness = G_BYTE_ORDER;
} else {
endianness = G_BIG_ENDIAN;
}
structure = gst_structure_new ("video/x-raw-rgb",
"bpp", G_TYPE_INT, format->bitspp,
"endianness", G_TYPE_INT, endianness,
"depth", G_TYPE_INT, format->depth,
"red_mask", G_TYPE_INT, format->red_mask,
"green_mask", G_TYPE_INT, format->green_mask,
"blue_mask", G_TYPE_INT, format->blue_mask, NULL);
if (format->depth == 32 && format->alpha_mask > 0) {
gst_structure_set (structure, "alpha_mask", G_TYPE_INT,
format->alpha_mask, NULL);
}
break;
case VTS_GRAY:
structure = gst_structure_new ("video/x-raw-gray",
"bpp", G_TYPE_INT, format->bitspp, "depth", G_TYPE_INT,
format->bitspp, NULL);
if (format->bitspp == 16)
gst_structure_set (structure, "endianness", G_TYPE_INT, G_BYTE_ORDER,
NULL);
break;
case VTS_YUV:
structure = gst_structure_new ("video/x-raw-yuv",
"format", GST_TYPE_FOURCC, fourcc, NULL);
break;
case VTS_BAYER:
structure = gst_structure_new ("video/x-raw-bayer", NULL);
break;
default:
g_assert_not_reached ();
break;
}
return structure;
}
/* returns the size in bytes for one video frame of the given dimensions
* given the fourcc in GstVideoTestSrc */
int
gst_video_test_src_get_size (GstVideoTestSrc * v, int w, int h)
{
paintinfo pi = { NULL, };
paintinfo *p = &pi;
struct fourcc_list_struct *fourcc;
p->width = w;
p->height = h;
fourcc = v->fourcc;
if (fourcc == NULL)
return 0;
fourcc->paint_setup (p, NULL);
return (unsigned long) p->endptr;
}
void
gst_video_test_src_smpte (GstVideoTestSrc * v, unsigned char *dest, int w,
int h)
{
int i;
int y1, y2;
int j;
paintinfo pi = { NULL, };
paintinfo *p = &pi;
struct fourcc_list_struct *fourcc;
p->rgb_colors = vts_colors_rgb;
if (v->color_spec == GST_VIDEO_TEST_SRC_BT601) {
p->yuv_colors = vts_colors_bt601_ycbcr_100;
} else {
p->yuv_colors = vts_colors_bt709_ycbcr_100;
}
p->gray_colors = vts_colors_gray_100;
p->width = w;
p->height = h;
fourcc = v->fourcc;
if (fourcc == NULL)
return;
fourcc->paint_setup (p, dest);
p->paint_hline = fourcc->paint_hline;
y1 = 2 * h / 3;
y2 = h * 0.75;
/* color bars */
for (i = 0; i < 7; i++) {
int x1 = i * w / 7;
int x2 = (i + 1) * w / 7;
p->yuv_color = p->yuv_colors + i;
p->rgb_color = p->rgb_colors + i;
p->gray_color = p->gray_colors + i;
for (j = 0; j < y1; j++) {
p->paint_hline (p, x1, j, (x2 - x1));
}
}
/* inverse blue bars */
for (i = 0; i < 7; i++) {
int x1 = i * w / 7;
int x2 = (i + 1) * w / 7;
int k;
if (i & 1) {
k = 7;
} else {
k = 6 - i;
}
p->yuv_color = p->yuv_colors + k;
p->rgb_color = p->rgb_colors + k;
p->gray_color = p->gray_colors + k;
for (j = y1; j < y2; j++) {
p->paint_hline (p, x1, j, (x2 - x1));
}
}
/* -I, white, Q regions */
for (i = 0; i < 3; i++) {
int x1 = i * w / 6;
int x2 = (i + 1) * w / 6;
int k;
if (i == 0) {
k = 8;
} else if (i == 1) {
k = 0;
} else
k = 9;
p->yuv_color = p->yuv_colors + k;
p->rgb_color = p->rgb_colors + k;
p->gray_color = p->gray_colors + k;
for (j = y2; j < h; j++) {
p->paint_hline (p, x1, j, (x2 - x1));
}
}
/* superblack, black, dark grey */
for (i = 0; i < 3; i++) {
int x1 = w / 2 + i * w / 12;
int x2 = w / 2 + (i + 1) * w / 12;
int k;
if (i == 0) {
k = COLOR_SUPER_BLACK;
} else if (i == 1) {
k = COLOR_BLACK;
} else
k = COLOR_DARK_GREY;
p->yuv_color = p->yuv_colors + k;
p->rgb_color = p->rgb_colors + k;
p->gray_color = p->gray_colors + k;
for (j = y2; j < h; j++) {
p->paint_hline (p, x1, j, (x2 - x1));
}
}
{
int x1 = w * 3 / 4;
struct vts_color_struct_rgb rgb_color;
struct vts_color_struct_yuv yuv_color;
struct vts_color_struct_gray gray_color;
rgb_color = p->rgb_colors[COLOR_BLACK];
yuv_color = p->yuv_colors[COLOR_BLACK];
gray_color = p->gray_colors[COLOR_BLACK];
p->rgb_color = &rgb_color;
p->yuv_color = &yuv_color;
p->gray_color = &gray_color;
for (i = x1; i < w; i++) {
for (j = y2; j < h; j++) {
/* FIXME not strictly correct */
int y = random_char ();
yuv_color.Y = y;
rgb_color.R = y;
rgb_color.G = y;
rgb_color.B = y;
gray_color.G = (y << 8) | random_char ();
p->paint_hline (p, i, j, 1);
}
}
}
}
void
gst_video_test_src_smpte75 (GstVideoTestSrc * v, unsigned char *dest, int w,
int h)
{
int i;
int j;
paintinfo pi = { NULL, };
paintinfo *p = &pi;
struct fourcc_list_struct *fourcc;
p->rgb_colors = vts_colors_rgb_75;
if (v->color_spec == GST_VIDEO_TEST_SRC_BT601) {
p->yuv_colors = vts_colors_bt601_ycbcr_75;
} else {
p->yuv_colors = vts_colors_bt709_ycbcr_75;
}
p->gray_colors = vts_colors_gray_75;
p->width = w;
p->height = h;
fourcc = v->fourcc;
if (fourcc == NULL)
return;
fourcc->paint_setup (p, dest);
p->paint_hline = fourcc->paint_hline;
/* color bars */
for (i = 0; i < 7; i++) {
int x1 = i * w / 7;
int x2 = (i + 1) * w / 7;
p->yuv_color = p->yuv_colors + i;
p->rgb_color = p->rgb_colors + i;
p->gray_color = p->gray_colors + i;
for (j = 0; j < h; j++) {
p->paint_hline (p, x1, j, (x2 - x1));
}
}
}
void
gst_video_test_src_snow (GstVideoTestSrc * v, unsigned char *dest, int w, int h)
{
int i;
int j;
paintinfo pi = { NULL, };
paintinfo *p = &pi;
struct fourcc_list_struct *fourcc;
struct vts_color_struct_rgb rgb_color;
struct vts_color_struct_yuv yuv_color;
struct vts_color_struct_gray gray_color;
p->rgb_colors = vts_colors_rgb;
if (v->color_spec == GST_VIDEO_TEST_SRC_BT601) {
p->yuv_colors = vts_colors_bt601_ycbcr_100;
} else {
p->yuv_colors = vts_colors_bt709_ycbcr_100;
}
p->gray_colors = vts_colors_gray_100;
p->width = w;
p->height = h;
fourcc = v->fourcc;
if (fourcc == NULL)
return;
fourcc->paint_setup (p, dest);
p->paint_hline = fourcc->paint_hline;
rgb_color = p->rgb_colors[COLOR_BLACK];
yuv_color = p->yuv_colors[COLOR_BLACK];
gray_color = p->gray_colors[COLOR_BLACK];
p->rgb_color = &rgb_color;
p->yuv_color = &yuv_color;
p->gray_color = &gray_color;
for (i = 0; i < w; i++) {
for (j = 0; j < h; j++) {
/* FIXME not strictly correct */
int y = random_char ();
yuv_color.Y = y;
rgb_color.R = y;
rgb_color.G = y;
rgb_color.B = y;
gray_color.G = (y << 8) | random_char ();
p->paint_hline (p, i, j, 1);
}
}
}
static void
gst_video_test_src_unicolor (GstVideoTestSrc * v, unsigned char *dest, int w,
int h, int color_index)
{
int i;
paintinfo pi = { NULL, };
paintinfo *p = &pi;
struct fourcc_list_struct *fourcc;
p->rgb_colors = vts_colors_rgb;
if (v->color_spec == GST_VIDEO_TEST_SRC_BT601) {
p->yuv_colors = vts_colors_bt601_ycbcr_100;
} else {
p->yuv_colors = vts_colors_bt709_ycbcr_100;
}
p->gray_colors = vts_colors_gray_100;
p->width = w;
p->height = h;
fourcc = v->fourcc;
if (fourcc == NULL)
return;
fourcc->paint_setup (p, dest);
p->paint_hline = fourcc->paint_hline;
p->rgb_color = p->rgb_colors + color_index;
p->yuv_color = p->yuv_colors + color_index;
p->gray_color = p->gray_colors + color_index;
for (i = 0; i < h; i++) {
p->paint_hline (p, 0, i, w);
}
}
void
gst_video_test_src_black (GstVideoTestSrc * v, guchar * dest, int w, int h)
{
gst_video_test_src_unicolor (v, dest, w, h, COLOR_BLACK);
}
void
gst_video_test_src_white (GstVideoTestSrc * v, guchar * dest, int w, int h)
{
gst_video_test_src_unicolor (v, dest, w, h, COLOR_WHITE);
}
void
gst_video_test_src_red (GstVideoTestSrc * v, guchar * dest, int w, int h)
{
gst_video_test_src_unicolor (v, dest, w, h, COLOR_RED);
}
void
gst_video_test_src_green (GstVideoTestSrc * v, guchar * dest, int w, int h)
{
gst_video_test_src_unicolor (v, dest, w, h, COLOR_GREEN);
}
void
gst_video_test_src_blue (GstVideoTestSrc * v, guchar * dest, int w, int h)
{
gst_video_test_src_unicolor (v, dest, w, h, COLOR_BLUE);
}
void
gst_video_test_src_checkers1 (GstVideoTestSrc * v, guchar * dest, int w, int h)
{
int x, y;
paintinfo pi = { NULL, };
paintinfo *p = &pi;
struct fourcc_list_struct *fourcc;
p->rgb_colors = vts_colors_rgb;
if (v->color_spec == GST_VIDEO_TEST_SRC_BT601) {
p->yuv_colors = vts_colors_bt601_ycbcr_100;
} else {
p->yuv_colors = vts_colors_bt709_ycbcr_100;
}
p->gray_colors = vts_colors_gray_100;
p->width = w;
p->height = h;
fourcc = v->fourcc;
if (fourcc == NULL)
return;
fourcc->paint_setup (p, dest);
p->paint_hline = fourcc->paint_hline;
for (y = 0; y < h; y++) {
p->rgb_color = p->rgb_colors + COLOR_GREEN;
p->yuv_color = p->yuv_colors + COLOR_GREEN;
p->gray_color = p->gray_colors + COLOR_GREEN;
p->paint_hline (p, 0, y, w);
for (x = (y % 2); x < w; x += 2) {
p->rgb_color = p->rgb_colors + COLOR_RED;
p->yuv_color = p->yuv_colors + COLOR_RED;
p->gray_color = p->gray_colors + COLOR_RED;
p->paint_hline (p, x, y, 1);
}
}
}
void
gst_video_test_src_checkers2 (GstVideoTestSrc * v, guchar * dest, int w, int h)
{
int x, y;
paintinfo pi = { NULL, };
paintinfo *p = &pi;
struct fourcc_list_struct *fourcc;
p->rgb_colors = vts_colors_rgb;
if (v->color_spec == GST_VIDEO_TEST_SRC_BT601) {
p->yuv_colors = vts_colors_bt601_ycbcr_100;
} else {
p->yuv_colors = vts_colors_bt709_ycbcr_100;
}
p->gray_colors = vts_colors_gray_100;
p->width = w;
p->height = h;
fourcc = v->fourcc;
if (fourcc == NULL)
return;
fourcc->paint_setup (p, dest);
p->paint_hline = fourcc->paint_hline;
p->rgb_color = p->rgb_colors + COLOR_GREEN;
p->yuv_color = p->yuv_colors + COLOR_GREEN;
p->gray_color = p->gray_colors + COLOR_GREEN;
for (y = 0; y < h; y++) {
p->paint_hline (p, 0, y, w);
}
for (y = 0; y < h; y += 2) {
for (x = ((y % 4) == 0) ? 0 : 2; x < w; x += 4) {
guint len = (x < (w - 1)) ? 2 : (w - x);
p->rgb_color = p->rgb_colors + COLOR_RED;
p->yuv_color = p->yuv_colors + COLOR_RED;
p->gray_color = p->gray_colors + COLOR_RED;
p->paint_hline (p, x, y + 0, len);
if (G_LIKELY ((y + 1) < h)) {
p->paint_hline (p, x, y + 1, len);
}
}
}
}
void
gst_video_test_src_checkers4 (GstVideoTestSrc * v, guchar * dest, int w, int h)
{
int x, y;
paintinfo pi = { NULL, };
paintinfo *p = &pi;
struct fourcc_list_struct *fourcc;
p->rgb_colors = vts_colors_rgb;
if (v->color_spec == GST_VIDEO_TEST_SRC_BT601) {
p->yuv_colors = vts_colors_bt601_ycbcr_100;
} else {
p->yuv_colors = vts_colors_bt709_ycbcr_100;
}
p->gray_colors = vts_colors_gray_100;
p->width = w;
p->height = h;
fourcc = v->fourcc;
if (fourcc == NULL)
return;
fourcc->paint_setup (p, dest);
p->paint_hline = fourcc->paint_hline;
p->rgb_color = p->rgb_colors + COLOR_GREEN;
p->yuv_color = p->yuv_colors + COLOR_GREEN;
p->gray_color = p->gray_colors + COLOR_GREEN;
for (y = 0; y < h; y++) {
p->paint_hline (p, 0, y, w);
}
for (y = 0; y < h; y += 4) {
for (x = ((y % 8) == 0) ? 0 : 4; x < w; x += 8) {
guint len = (x < (w - 3)) ? 4 : (w - x);
p->rgb_color = p->rgb_colors + COLOR_RED;
p->yuv_color = p->yuv_colors + COLOR_RED;
p->gray_color = p->gray_colors + COLOR_RED;
p->paint_hline (p, x, y + 0, len);
if (G_LIKELY ((y + 1) < h)) {
p->paint_hline (p, x, y + 1, len);
if (G_LIKELY ((y + 2) < h)) {
p->paint_hline (p, x, y + 2, len);
if (G_LIKELY ((y + 3) < h)) {
p->paint_hline (p, x, y + 3, len);
}
}
}
}
}
}
void
gst_video_test_src_checkers8 (GstVideoTestSrc * v, guchar * dest, int w, int h)
{
int x, y;
paintinfo pi = { NULL, };
paintinfo *p = &pi;
struct fourcc_list_struct *fourcc;
p->rgb_colors = vts_colors_rgb;
if (v->color_spec == GST_VIDEO_TEST_SRC_BT601) {
p->yuv_colors = vts_colors_bt601_ycbcr_100;
} else {
p->yuv_colors = vts_colors_bt709_ycbcr_100;
}
p->gray_colors = vts_colors_gray_100;
p->width = w;
p->height = h;
fourcc = v->fourcc;
if (fourcc == NULL)
return;
fourcc->paint_setup (p, dest);
p->paint_hline = fourcc->paint_hline;
p->rgb_color = p->rgb_colors + COLOR_GREEN;
p->yuv_color = p->yuv_colors + COLOR_GREEN;
p->gray_color = p->gray_colors + COLOR_GREEN;
for (y = 0; y < h; y++) {
for (x = 0; x < w; x += 8) {
int len = MIN (8, w - x);
if ((x ^ y) & (1 << 3)) {
p->rgb_color = p->rgb_colors + COLOR_GREEN;
p->yuv_color = p->yuv_colors + COLOR_GREEN;
p->gray_color = p->gray_colors + COLOR_GREEN;
} else {
p->rgb_color = p->rgb_colors + COLOR_RED;
p->yuv_color = p->yuv_colors + COLOR_RED;
p->gray_color = p->gray_colors + COLOR_RED;
}
p->paint_hline (p, x, y, len);
}
}
}
void
gst_video_test_src_zoneplate (GstVideoTestSrc * v, unsigned char *dest,
int w, int h)
{
int i;
int j;
paintinfo pi = { NULL, };
paintinfo *p = &pi;
struct fourcc_list_struct *fourcc;
struct vts_color_struct_rgb rgb_color;
struct vts_color_struct_yuv yuv_color;
struct vts_color_struct_gray gray_color;
static uint8_t sine_array[256];
static int sine_array_inited = FALSE;
static int t = 0; /* time - increment phase vs time by 1 for each generated frame */
/* this may not fit with the correct gstreamer notion of time, so maybe FIXME? */
int xreset = -(w / 2) - v->xoffset; /* starting values for x^2 and y^2, centering the ellipse */
int yreset = -(h / 2) - v->yoffset;
int x, y;
int accum_kx;
int accum_kxt;
int accum_ky;
int accum_kyt;
int accum_kxy;
int kt;
int kt2;
int ky2;
int delta_kxt = v->kxt * t;
int delta_kxy;
int scale_kxy = 0xffff / (w / 2);
int scale_kx2 = 0xffff / w;
if (!sine_array_inited) {
int black = 16;
int white = 235;
int range = white - black;
for (i = 0; i < 256; i++) {
sine_array[i] =
floor (range * (0.5 + 0.5 * sin (i * 2 * M_PI / 256)) + 0.5 + black);
}
sine_array_inited = TRUE;
}
p->rgb_colors = vts_colors_rgb;
if (v->color_spec == GST_VIDEO_TEST_SRC_BT601) {
p->yuv_colors = vts_colors_bt601_ycbcr_100;
} else {
p->yuv_colors = vts_colors_bt709_ycbcr_100;
}
p->gray_colors = vts_colors_gray_100;
p->width = w;
p->height = h;
fourcc = v->fourcc;
if (fourcc == NULL)
return;
fourcc->paint_setup (p, dest);
p->paint_hline = fourcc->paint_hline;
rgb_color = p->rgb_colors[COLOR_BLACK];
yuv_color = p->yuv_colors[COLOR_BLACK];
gray_color = p->gray_colors[COLOR_BLACK];
p->rgb_color = &rgb_color;
p->yuv_color = &yuv_color;
p->gray_color = &gray_color;
/* Zoneplate equation:
*
* phase = k0 + kx*x + ky*y + kt*t
* + kxt*x*t + kyt*y*t + kxy*x*y
* + kx2*x*x + ky2*y*y + Kt2*t*t
*/
#if 0
for (j = 0, y = yreset; j < h; j++, y++) {
for (i = 0, x = xreset; i < w; i++, x++) {
//zero order
int phase = v->k0;
//first order
phase = phase + (v->kx * i) + (v->ky * j) + (v->kt * t);
//cross term
//phase = phase + (v->kxt * i * t) + (v->kyt * j * t);
//phase = phase + (v->kxy * x * y) / (w/2);
/*second order */
/*normalise x/y terms to rate of change of phase at the picture edge */
phase =
phase + ((v->kx2 * x * x) / w) + ((v->ky2 * y * y) / h) +
((v->kt2 * t * t) >> 1);
color.Y = sine_array[phase & 0xff];
color.R = color.Y;
color.G = color.Y;
color.B = color.Y;
p->paint_hline (p, i, j, 1);
}
}
#endif
/* optimised version, with original code shown in comments */
accum_ky = 0;
accum_kyt = 0;
kt = v->kt * t;
kt2 = v->kt2 * t * t;
for (j = 0, y = yreset; j < h; j++, y++) {
accum_kx = 0;
accum_kxt = 0;
accum_ky += v->ky;
accum_kyt += v->kyt * t;
delta_kxy = v->kxy * y * scale_kxy;
accum_kxy = delta_kxy * xreset;
ky2 = (v->ky2 * y * y) / h;
for (i = 0, x = xreset; i < w; i++, x++) {
//zero order
int phase = v->k0;
//first order
accum_kx += v->kx;
//phase = phase + (v->kx * i) + (v->ky * j) + (v->kt * t);
phase = phase + accum_kx + accum_ky + kt;
//cross term
accum_kxt += delta_kxt;
accum_kxy += delta_kxy;
//phase = phase + (v->kxt * i * t) + (v->kyt * j * t);
phase = phase + accum_kxt + accum_kyt;
//phase = phase + (v->kxy * x * y) / (w/2);
//phase = phase + accum_kxy / (w/2) ;
phase = phase + (accum_kxy >> 16);
/*second order */
/*normalise x/y terms to rate of change of phase at the picture edge */
//phase = phase + ((v->kx2 * x * x)/w) + ((v->ky2 * y * y)/h) + ((v->kt2 * t * t)>>1);
phase = phase + ((v->kx2 * x * x * scale_kx2) >> 16) + ky2 + (kt2 >> 1);
yuv_color.Y = sine_array[phase & 0xff];
rgb_color.R = yuv_color.Y;
rgb_color.G = yuv_color.Y;
rgb_color.B = yuv_color.Y;
gray_color.G = yuv_color.Y << 8;
p->paint_hline (p, i, j, 1);
}
}
t++;
}
#undef SCALE_AMPLITUDE
void
gst_video_test_src_circular (GstVideoTestSrc * v, unsigned char *dest,
int w, int h)
{
int i;
int j;
paintinfo pi = { NULL, };
paintinfo *p = &pi;
struct fourcc_list_struct *fourcc;
struct vts_color_struct_rgb rgb_color;
struct vts_color_struct_yuv yuv_color;
struct vts_color_struct_gray gray_color;
static uint8_t sine_array[256];
static int sine_array_inited = FALSE;
double freq[8];
#ifdef SCALE_AMPLITUDE
double ampl[8];
#endif
int d;
if (!sine_array_inited) {
for (i = 0; i < 256; i++) {
sine_array[i] =
floor (255 * (0.5 + 0.5 * sin (i * 2 * M_PI / 256)) + 0.5);
}
sine_array_inited = TRUE;
}
p->rgb_colors = vts_colors_rgb;
if (v->color_spec == GST_VIDEO_TEST_SRC_BT601) {
p->yuv_colors = vts_colors_bt601_ycbcr_100;
} else {
p->yuv_colors = vts_colors_bt709_ycbcr_100;
}
p->gray_colors = vts_colors_gray_100;
p->width = w;
p->height = h;
fourcc = v->fourcc;
if (fourcc == NULL)
return;
fourcc->paint_setup (p, dest);
p->paint_hline = fourcc->paint_hline;
rgb_color = p->rgb_colors[COLOR_BLACK];
yuv_color = p->yuv_colors[COLOR_BLACK];
gray_color = p->gray_colors[COLOR_BLACK];
p->rgb_color = &rgb_color;
p->yuv_color = &yuv_color;
p->gray_color = &gray_color;
for (i = 1; i < 8; i++) {
freq[i] = 200 * pow (2.0, -(i - 1) / 4.0);
#ifdef SCALE_AMPLITUDE
{
double x;
x = 2 * M_PI * freq[i] / w;
ampl[i] = sin (x) / x;
}
#endif
}
for (i = 0; i < w; i++) {
for (j = 0; j < h; j++) {
double dist;
int seg;
dist =
sqrt ((2 * i - w) * (2 * i - w) + (2 * j - h) * (2 * j -
h)) / (2 * w);
seg = floor (dist * 16);
if (seg == 0 || seg >= 8) {
yuv_color.Y = 255;
gray_color.G = 65535;
} else {
#ifdef SCALE_AMPLITUDE
double a;
#endif
d = floor (256 * dist * freq[seg] + 0.5);
#ifdef SCALE_AMPLITUDE
a = ampl[seg];
if (a < 0)
a = 0;
yuv_color.Y = 128 + a * (sine_array[d & 0xff] - 128);
gray_color.G = 128 + a * (sine_array[d & 0xff] - 128);
#else
yuv_color.Y = sine_array[d & 0xff];
gray_color.G = sine_array[d & 0xff];
#endif
}
rgb_color.R = yuv_color.Y;
rgb_color.G = yuv_color.Y;
rgb_color.B = yuv_color.Y;
p->paint_hline (p, i, j, 1);
}
}
}
void
gst_video_test_src_gamut (GstVideoTestSrc * v, guchar * dest, int w, int h)
{
int x, y;
paintinfo pi = { NULL, };
paintinfo *p = &pi;
struct fourcc_list_struct *fourcc;
struct vts_color_struct_yuv yuv_primary;
struct vts_color_struct_yuv yuv_secondary;
struct vts_color_struct_rgb rgb_primary = { 0 };
struct vts_color_struct_rgb rgb_secondary = { 0 };
struct vts_color_struct_gray gray_primary = { 0 };
struct vts_color_struct_gray gray_secondary = { 0 };
p->rgb_colors = vts_colors_rgb;
if (v->color_spec == GST_VIDEO_TEST_SRC_BT601) {
p->yuv_colors = vts_colors_bt601_ycbcr_100;
} else {
p->yuv_colors = vts_colors_bt709_ycbcr_100;
}
p->gray_colors = vts_colors_gray_100;
p->width = w;
p->height = h;
fourcc = v->fourcc;
if (fourcc == NULL)
return;
fourcc->paint_setup (p, dest);
p->paint_hline = fourcc->paint_hline;
for (y = 0; y < h; y++) {
int region = (y * 4) / h;
switch (region) {
case 0: /* black */
yuv_primary = p->yuv_colors[COLOR_BLACK];
yuv_secondary = p->yuv_colors[COLOR_BLACK];
yuv_secondary.Y = 0;
rgb_primary = p->rgb_colors[COLOR_BLACK];
rgb_secondary = p->rgb_colors[COLOR_BLACK];
gray_primary = p->gray_colors[COLOR_BLACK];
gray_secondary = p->gray_colors[COLOR_BLACK];
break;
case 1:
yuv_primary = p->yuv_colors[COLOR_WHITE];
yuv_secondary = p->yuv_colors[COLOR_WHITE];
yuv_secondary.Y = 255;
rgb_primary = p->rgb_colors[COLOR_WHITE];
rgb_secondary = p->rgb_colors[COLOR_WHITE];
gray_primary = p->gray_colors[COLOR_WHITE];
gray_secondary = p->gray_colors[COLOR_WHITE];
break;
case 2:
yuv_primary = p->yuv_colors[COLOR_RED];
yuv_secondary = p->yuv_colors[COLOR_RED];
yuv_secondary.V = 255;
rgb_primary = p->rgb_colors[COLOR_RED];
rgb_secondary = p->rgb_colors[COLOR_RED];
gray_primary = p->gray_colors[COLOR_RED];
gray_secondary = p->gray_colors[COLOR_RED];
break;
case 3:
yuv_primary = p->yuv_colors[COLOR_BLUE];
yuv_secondary = p->yuv_colors[COLOR_BLUE];
yuv_secondary.U = 255;
rgb_primary = p->rgb_colors[COLOR_BLUE];
rgb_secondary = p->rgb_colors[COLOR_BLUE];
gray_primary = p->gray_colors[COLOR_BLUE];
gray_secondary = p->gray_colors[COLOR_BLUE];
break;
}
for (x = 0; x < w; x += 8) {
int len = MIN (8, w - x);
if ((x ^ y) & (1 << 4)) {
p->rgb_color = &rgb_primary;
p->yuv_color = &yuv_primary;
p->gray_color = &gray_primary;
} else {
p->rgb_color = &rgb_secondary;
p->yuv_color = &yuv_secondary;
p->gray_color = &gray_secondary;
}
p->paint_hline (p, x, y, len);
}
}
}
static void
paint_setup_I420 (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->ystride = GST_ROUND_UP_4 (p->width);
p->up = p->yp + p->ystride * GST_ROUND_UP_2 (p->height);
p->ustride = GST_ROUND_UP_8 (p->width) / 2;
p->vp = p->up + p->ustride * GST_ROUND_UP_2 (p->height) / 2;
p->vstride = GST_ROUND_UP_8 (p->ystride) / 2;
p->endptr = p->vp + p->vstride * GST_ROUND_UP_2 (p->height) / 2;
}
static void
paint_setup_NV12 (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->ystride = GST_ROUND_UP_4 (p->width);
p->up = p->yp + p->ystride * GST_ROUND_UP_2 (p->height);
p->vp = p->up + 1;
p->ustride = p->ystride;
p->vstride = p->ystride;
p->endptr = p->up + (p->ystride * GST_ROUND_UP_2 (p->height)) / 2;
}
static void
paint_setup_NV21 (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->ystride = GST_ROUND_UP_4 (p->width);
p->vp = p->yp + p->ystride * GST_ROUND_UP_2 (p->height);
p->up = p->vp + 1;
p->ustride = p->ystride;
p->vstride = p->ystride;
p->endptr = p->vp + (p->ystride * GST_ROUND_UP_2 (p->height)) / 2;
}
static void
paint_hline_I420 (paintinfo * p, int x, int y, int w)
{
int x1 = x / 2;
int w1 = (x + w) / 2 - x1;
int offset = y * p->ystride;
int offset1 = (y / 2) * p->ustride;
if (x + w == p->width && p->width % 2 != 0)
w1++;
oil_splat_u8_ns (p->yp + offset + x, &p->yuv_color->Y, w);
oil_splat_u8_ns (p->up + offset1 + x1, &p->yuv_color->U, w1);
oil_splat_u8_ns (p->vp + offset1 + x1, &p->yuv_color->V, w1);
}
static void
paint_hline_NV12_NV21 (paintinfo * p, int x, int y, int w)
{
int x1 = x / 2;
int x2 = (x + w) / 2;
int offset = y * p->ystride;
int offsetuv = (y / 2) * p->ustride + (x & ~0x01);
int uvlength = x2 - x1 + 1;
oil_splat_u8_ns (p->yp + offset + x, &p->yuv_color->Y, w);
if (uvlength) {
oil_splat_u8 (p->up + offsetuv, 2, &p->yuv_color->U, uvlength);
oil_splat_u8 (p->vp + offsetuv, 2, &p->yuv_color->V, uvlength);
}
}
static void
paint_setup_YV12 (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->ystride = GST_ROUND_UP_4 (p->width);
p->vp = p->yp + p->ystride * GST_ROUND_UP_2 (p->height);
p->vstride = GST_ROUND_UP_8 (p->ystride) / 2;
p->up = p->vp + p->vstride * GST_ROUND_UP_2 (p->height) / 2;
p->ustride = GST_ROUND_UP_8 (p->ystride) / 2;
p->endptr = p->up + p->ustride * GST_ROUND_UP_2 (p->height) / 2;
}
static void
paint_setup_v308 (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->up = dest + 1;
p->vp = dest + 2;
p->ystride = GST_ROUND_UP_4 (p->width * 3);
p->endptr = dest + p->ystride * p->height;
}
static void
paint_setup_AYUV (paintinfo * p, unsigned char *dest)
{
p->ap = dest;
p->yp = dest + 1;
p->up = dest + 2;
p->vp = dest + 3;
p->ystride = p->width * 4;
p->endptr = dest + p->ystride * p->height;
}
static void
paint_setup_v410 (paintinfo * p, unsigned char *dest)
{
p->yp = dest + 0;
p->up = dest + 0;
p->vp = dest + 0;
p->ystride = p->width * 4;
p->endptr = dest + p->ystride * p->height;
}
static void
paint_setup_v216 (paintinfo * p, unsigned char *dest)
{
p->ap = dest;
p->yp = dest + 2;
p->up = dest + 0;
p->vp = dest + 4;
p->ystride = p->width * 4;
p->endptr = dest + p->ystride * p->height;
}
static void
paint_setup_v210 (paintinfo * p, unsigned char *dest)
{
p->ap = dest;
p->yp = dest + 0;
p->up = dest + 0;
p->vp = dest + 0;
p->ystride = ((p->width + 47) / 48) * 128; /* no, really. */
p->endptr = dest + p->ystride * p->height;
}
static void
paint_setup_YUY2 (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->up = dest + 1;
p->vp = dest + 3;
p->ystride = GST_ROUND_UP_2 (p->width) * 2;
p->endptr = dest + p->ystride * p->height;
}
static void
paint_setup_UYVY (paintinfo * p, unsigned char *dest)
{
p->yp = dest + 1;
p->up = dest;
p->vp = dest + 2;
p->ystride = GST_ROUND_UP_2 (p->width) * 2;
p->endptr = dest + p->ystride * p->height;
}
static void
paint_setup_YVYU (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->up = dest + 3;
p->vp = dest + 1;
p->ystride = GST_ROUND_UP_2 (p->width) * 2;
p->endptr = dest + p->ystride * p->height;
}
static void
paint_hline_v308 (paintinfo * p, int x, int y, int w)
{
int offset;
offset = (y * p->ystride) + (x * 3);
oil_splat_u8 (p->yp + offset, 3, &p->yuv_color->Y, w);
oil_splat_u8 (p->up + offset, 3, &p->yuv_color->U, w);
oil_splat_u8 (p->vp + offset, 3, &p->yuv_color->V, w);
}
static void
paint_hline_AYUV (paintinfo * p, int x, int y, int w)
{
int offset;
guint8 alpha = 255;
offset = (y * p->ystride) + (x * 4);
oil_splat_u8 (p->yp + offset, 4, &p->yuv_color->Y, w);
oil_splat_u8 (p->up + offset, 4, &p->yuv_color->U, w);
oil_splat_u8 (p->vp + offset, 4, &p->yuv_color->V, w);
oil_splat_u8 (p->ap + offset, 4, &alpha, w);
}
#define TO_16(x) (((x)<<8) | (x))
#define TO_10(x) (((x)<<2) | ((x)>>6))
static void
paint_hline_v216 (paintinfo * p, int x, int y, int w)
{
int x1 = x / 2;
int x2 = (x + w) / 2;
uint16_t Y, U, V;
int i;
int offset;
offset = y * p->ystride;
Y = TO_16 (p->yuv_color->Y);
U = TO_16 (p->yuv_color->U);
V = TO_16 (p->yuv_color->V);
for (i = x; i < x + w; i++) {
GST_WRITE_UINT16_LE (p->yp + offset + i * 4, Y);
}
for (i = x1; i < x2; i++) {
GST_WRITE_UINT16_LE (p->up + offset + i * 8, U);
GST_WRITE_UINT16_LE (p->vp + offset + i * 8, V);
}
}
static void
paint_hline_v410 (paintinfo * p, int x, int y, int w)
{
uint32_t a;
uint8_t *data;
int i;
a = (TO_10 (p->yuv_color->U) << 22) |
(TO_10 (p->yuv_color->Y) << 12) | (TO_10 (p->yuv_color->V) << 2);
data = p->yp + y * p->ystride + x * 4;
for (i = 0; i < w; i++) {
GST_WRITE_UINT32_LE (data, a);
}
}
static void
paint_hline_v210 (paintinfo * p, int x, int y, int w)
{
uint32_t a0, a1, a2, a3;
uint8_t *data;
int i;
/* FIXME this is kinda gross. it only handles x values in
multiples of 6 */
a0 = TO_10 (p->yuv_color->U) | (TO_10 (p->yuv_color->Y) << 10)
| (TO_10 (p->yuv_color->V) << 20);
a1 = TO_10 (p->yuv_color->Y) | (TO_10 (p->yuv_color->U) << 10)
| (TO_10 (p->yuv_color->Y) << 20);
a2 = TO_10 (p->yuv_color->V) | (TO_10 (p->yuv_color->Y) << 10)
| (TO_10 (p->yuv_color->U) << 20);
a3 = TO_10 (p->yuv_color->Y) | (TO_10 (p->yuv_color->V) << 10)
| (TO_10 (p->yuv_color->Y) << 20);
data = p->yp + y * p->ystride;
for (i = x / 6; i < (x + w) / 6; i++) {
GST_WRITE_UINT32_LE (data + i * 16 + 0, a0);
GST_WRITE_UINT32_LE (data + i * 16 + 4, a1);
GST_WRITE_UINT32_LE (data + i * 16 + 8, a2);
GST_WRITE_UINT32_LE (data + i * 16 + 12, a3);
}
}
static void
paint_hline_YUY2 (paintinfo * p, int x, int y, int w)
{
int x1 = x / 2;
int w1 = (x + w) / 2 - x1;
int offset = y * p->ystride;
if (x + w == p->width && p->width % 2 != 0)
w1++;
oil_splat_u8 (p->yp + offset + x * 2, 2, &p->yuv_color->Y, w);
oil_splat_u8 (p->up + offset + x1 * 4, 4, &p->yuv_color->U, w1);
oil_splat_u8 (p->vp + offset + x1 * 4, 4, &p->yuv_color->V, w1);
}
static void
paint_setup_IYU2 (paintinfo * p, unsigned char *dest)
{
/* untested */
p->yp = dest + 1;
p->up = dest + 0;
p->vp = dest + 2;
p->ystride = GST_ROUND_UP_4 (p->width * 3);
p->endptr = dest + p->ystride * p->height;
}
static void
paint_hline_IYU2 (paintinfo * p, int x, int y, int w)
{
int offset;
offset = y * p->ystride;
oil_splat_u8 (p->yp + offset + x * 3, 3, &p->yuv_color->Y, w);
oil_splat_u8 (p->up + offset + x * 3, 3, &p->yuv_color->U, w);
oil_splat_u8 (p->vp + offset + x * 3, 3, &p->yuv_color->V, w);
}
static void
paint_setup_Y41B (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->ystride = GST_ROUND_UP_4 (p->width);
p->up = p->yp + p->ystride * p->height;
p->ustride = GST_ROUND_UP_16 (p->width) / 4;
p->vp = p->up + p->ustride * p->height;
p->vstride = GST_ROUND_UP_16 (p->width) / 4;
p->endptr = p->vp + p->vstride * p->height;
}
static void
paint_hline_Y41B (paintinfo * p, int x, int y, int w)
{
int x1 = x / 4;
int w1 = (x + w) / 4 - x1;
int offset = y * p->ystride;
int offset1 = y * p->ustride;
if (x + w == p->width && p->width % 4 != 0)
w1++;
oil_splat_u8_ns (p->yp + offset + x, &p->yuv_color->Y, w);
oil_splat_u8_ns (p->up + offset1 + x1, &p->yuv_color->U, w1);
oil_splat_u8_ns (p->vp + offset1 + x1, &p->yuv_color->V, w1);
}
static void
paint_setup_Y42B (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->ystride = GST_ROUND_UP_4 (p->width);
p->up = p->yp + p->ystride * p->height;
p->ustride = GST_ROUND_UP_8 (p->width) / 2;
p->vp = p->up + p->ustride * p->height;
p->vstride = GST_ROUND_UP_8 (p->width) / 2;
p->endptr = p->vp + p->vstride * p->height;
}
static void
paint_hline_Y42B (paintinfo * p, int x, int y, int w)
{
int x1 = x / 2;
int w1 = (x + w) / 2 - x1;
int offset = y * p->ystride;
int offset1 = y * p->ustride;
if (x + w == p->width && p->width % 2 != 0)
w1++;
oil_splat_u8_ns (p->yp + offset + x, &p->yuv_color->Y, w);
oil_splat_u8_ns (p->up + offset1 + x1, &p->yuv_color->U, w1);
oil_splat_u8_ns (p->vp + offset1 + x1, &p->yuv_color->V, w1);
}
static void
paint_setup_Y444 (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->ystride = GST_ROUND_UP_4 (p->width);
p->up = p->yp + p->ystride * p->height;
p->vp = p->up + p->ystride * p->height;
p->endptr = p->vp + p->ystride * p->height;
}
static void
paint_hline_Y444 (paintinfo * p, int x, int y, int w)
{
int offset = y * p->ystride;
oil_splat_u8_ns (p->yp + offset + x, &p->yuv_color->Y, w);
oil_splat_u8_ns (p->up + offset + x, &p->yuv_color->U, w);
oil_splat_u8_ns (p->vp + offset + x, &p->yuv_color->V, w);
}
static void
paint_setup_Y800 (paintinfo * p, unsigned char *dest)
{
/* untested */
p->yp = dest;
p->ystride = GST_ROUND_UP_4 (p->width);
p->endptr = dest + p->ystride * p->height;
}
static void
paint_hline_Y800 (paintinfo * p, int x, int y, int w)
{
int offset = y * p->ystride;
oil_splat_u8_ns (p->yp + offset + x, &p->yuv_color->Y, w);
}
#if 0
static void
paint_setup_IMC1 (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->up = dest + p->width * p->height;
p->vp = dest + p->width * p->height + p->width * p->height / 2;
}
static void
paint_setup_IMC2 (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->vp = dest + p->width * p->height;
p->up = dest + p->width * p->height + p->width / 2;
}
static void
paint_setup_IMC3 (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->up = dest + p->width * p->height + p->width * p->height / 2;
p->vp = dest + p->width * p->height;
}
static void
paint_setup_IMC4 (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->vp = dest + p->width * p->height + p->width / 2;
p->up = dest + p->width * p->height;
}
static void
paint_hline_IMC1 (paintinfo * p, int x, int y, int w)
{
int x1 = x / 2;
int x2 = (x + w) / 2;
int offset = y * p->width;
int offset1 = (y / 2) * p->width;
oil_splat_u8_ns (p->yp + offset + x, &p->yuv_color->Y, w);
oil_splat_u8_ns (p->up + offset1 + x1, &p->yuv_color->U, x2 - x1);
oil_splat_u8_ns (p->vp + offset1 + x1, &p->yuv_color->V, x2 - x1);
}
#endif
static void
paint_setup_YVU9 (paintinfo * p, unsigned char *dest)
{
int h = GST_ROUND_UP_4 (p->height);
p->yp = dest;
p->ystride = GST_ROUND_UP_4 (p->width);
p->vp = p->yp + p->ystride * h;
p->vstride = GST_ROUND_UP_4 (p->ystride / 4);
p->up = p->vp + p->vstride * h / 4;
p->ustride = GST_ROUND_UP_4 (p->ystride / 4);
p->endptr = p->up + p->ustride * h / 4;
}
static void
paint_setup_YUV9 (paintinfo * p, unsigned char *dest)
{
/* untested */
int h = GST_ROUND_UP_4 (p->height);
p->yp = dest;
p->ystride = GST_ROUND_UP_4 (p->width);
p->up = p->yp + p->ystride * h;
p->ustride = GST_ROUND_UP_4 (p->ystride / 4);
p->vp = p->up + p->ustride * h / 4;
p->vstride = GST_ROUND_UP_4 (p->ystride / 4);
p->endptr = p->vp + p->vstride * h / 4;
}
static void
paint_hline_YUV9 (paintinfo * p, int x, int y, int w)
{
int x1 = x / 4;
int w1 = (x + w) / 4 - x1;
int offset = y * p->ystride;
int offset1 = (y / 4) * p->ustride;
if (x + w == p->width && p->width % 4 != 0)
w1++;
oil_splat_u8_ns (p->yp + offset + x, &p->yuv_color->Y, w);
oil_splat_u8_ns (p->up + offset1 + x1, &p->yuv_color->U, w1);
oil_splat_u8_ns (p->vp + offset1 + x1, &p->yuv_color->V, w1);
}
static void
paint_setup_ARGB8888 (paintinfo * p, unsigned char *dest)
{
paint_setup_xRGB8888 (p, dest);
p->ap = dest;
}
static void
paint_setup_ABGR8888 (paintinfo * p, unsigned char *dest)
{
paint_setup_xBGR8888 (p, dest);
p->ap = dest;
}
static void
paint_setup_RGBA8888 (paintinfo * p, unsigned char *dest)
{
paint_setup_RGBx8888 (p, dest);
p->ap = dest + 3;
}
static void
paint_setup_BGRA8888 (paintinfo * p, unsigned char *dest)
{
paint_setup_BGRx8888 (p, dest);
p->ap = dest + 3;
}
static void
paint_setup_xRGB8888 (paintinfo * p, unsigned char *dest)
{
p->yp = dest + 1;
p->up = dest + 2;
p->vp = dest + 3;
p->ystride = p->width * 4;
p->endptr = p->dest + p->ystride * p->height;
}
static void
paint_setup_xBGR8888 (paintinfo * p, unsigned char *dest)
{
p->yp = dest + 3;
p->up = dest + 2;
p->vp = dest + 1;
p->ystride = p->width * 4;
p->endptr = p->dest + p->ystride * p->height;
}
static void
paint_setup_RGBx8888 (paintinfo * p, unsigned char *dest)
{
p->yp = dest + 0;
p->up = dest + 1;
p->vp = dest + 2;
p->ystride = p->width * 4;
p->endptr = p->dest + p->ystride * p->height;
}
static void
paint_setup_BGRx8888 (paintinfo * p, unsigned char *dest)
{
p->yp = dest + 2;
p->up = dest + 1;
p->vp = dest + 0;
p->ystride = p->width * 4;
p->endptr = p->dest + p->ystride * p->height;
}
static void
paint_setup_RGB888 (paintinfo * p, unsigned char *dest)
{
p->yp = dest + 0;
p->up = dest + 1;
p->vp = dest + 2;
p->ystride = GST_ROUND_UP_4 (p->width * 3);
p->endptr = p->dest + p->ystride * p->height;
}
static void
paint_setup_BGR888 (paintinfo * p, unsigned char *dest)
{
p->yp = dest + 2;
p->up = dest + 1;
p->vp = dest + 0;
p->ystride = GST_ROUND_UP_4 (p->width * 3);
p->endptr = p->dest + p->ystride * p->height;
}
static void
paint_hline_str4 (paintinfo * p, int x, int y, int w)
{
int offset = y * p->ystride;
guint8 alpha = 255;
oil_splat_u8 (p->yp + offset + x * 4, 4, &p->rgb_color->R, w);
oil_splat_u8 (p->up + offset + x * 4, 4, &p->rgb_color->G, w);
oil_splat_u8 (p->vp + offset + x * 4, 4, &p->rgb_color->B, w);
if (p->ap != NULL) {
oil_splat_u8 (p->ap + offset + (x * 4), 4, &alpha, w);
}
}
static void
paint_hline_str3 (paintinfo * p, int x, int y, int w)
{
int offset = y * p->ystride;
oil_splat_u8 (p->yp + offset + x * 3, 3, &p->rgb_color->R, w);
oil_splat_u8 (p->up + offset + x * 3, 3, &p->rgb_color->G, w);
oil_splat_u8 (p->vp + offset + x * 3, 3, &p->rgb_color->B, w);
}
static void
paint_setup_RGB565 (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->ystride = GST_ROUND_UP_4 (p->width * 2);
p->endptr = p->dest + p->ystride * p->height;
}
static void
paint_hline_RGB565 (paintinfo * p, int x, int y, int w)
{
int offset = y * p->ystride;
uint8_t a, b;
a = (p->rgb_color->R & 0xf8) | (p->rgb_color->G >> 5);
b = ((p->rgb_color->G << 3) & 0xe0) | (p->rgb_color->B >> 3);
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
oil_splat_u8 (p->yp + offset + x * 2 + 0, 2, &b, w);
oil_splat_u8 (p->yp + offset + x * 2 + 1, 2, &a, w);
#else
oil_splat_u8 (p->yp + offset + x * 2 + 0, 2, &a, w);
oil_splat_u8 (p->yp + offset + x * 2 + 1, 2, &b, w);
#endif
}
static void
paint_setup_xRGB1555 (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->ystride = GST_ROUND_UP_4 (p->width * 2);
p->endptr = p->dest + p->ystride * p->height;
}
static void
paint_hline_xRGB1555 (paintinfo * p, int x, int y, int w)
{
int offset = y * p->ystride;
uint8_t a, b;
a = ((p->rgb_color->R >> 1) & 0x7c) | (p->rgb_color->G >> 6);
b = ((p->rgb_color->G << 2) & 0xe0) | (p->rgb_color->B >> 3);
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
oil_splat_u8 (p->yp + offset + x * 2 + 0, 2, &b, w);
oil_splat_u8 (p->yp + offset + x * 2 + 1, 2, &a, w);
#else
oil_splat_u8 (p->yp + offset + x * 2 + 0, 2, &a, w);
oil_splat_u8 (p->yp + offset + x * 2 + 1, 2, &b, w);
#endif
}
static void
paint_setup_bayer (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->ystride = GST_ROUND_UP_4 (p->width);
p->endptr = p->dest + p->ystride * p->height;
}
static void
paint_hline_bayer (paintinfo * p, int x, int y, int w)
{
int offset = y * p->ystride;
uint8_t *dest = p->yp + offset;
int i;
if (y & 1) {
for (i = x; i < x + w; i++) {
if (i & 1) {
dest[i] = p->rgb_color->G;
} else {
dest[i] = p->rgb_color->B;
}
}
} else {
for (i = x; i < x + w; i++) {
if (i & 1) {
dest[i] = p->rgb_color->R;
} else {
dest[i] = p->rgb_color->G;
}
}
}
}
static void
paint_setup_GRAY8 (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->ystride = GST_ROUND_UP_4 (p->width);
p->endptr = dest + p->ystride * p->height;
}
static void
paint_hline_GRAY8 (paintinfo * p, int x, int y, int w)
{
int offset = y * p->ystride;
guint8 color = p->gray_color->G >> 8;
oil_splat_u8_ns (p->yp + offset + x, &color, w);
}
static void
paint_setup_GRAY16 (paintinfo * p, unsigned char *dest)
{
p->yp = dest;
p->ystride = GST_ROUND_UP_4 (p->width * 2);
p->endptr = dest + p->ystride * p->height;
}
static void
paint_hline_GRAY16 (paintinfo * p, int x, int y, int w)
{
int offset = y * p->ystride;
oil_splat_u16_ns ((guint16 *) (p->yp + offset + 2 * x), &p->gray_color->G, w);
}
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