/* GStreamer * Copyright (C) <1999> Erik Walthinsen * * 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. */ /* non-GST-specific stuff */ /*#define DEBUG_ENABLED */ #include #include #include #include #if 0 static void gst_videotestsrc_setup (GstVideotestsrc * v) { } #endif static unsigned char random_char (void) { static unsigned int state; state *= 1103515245; state += 12345; return (state >> 16); } #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 static void memset_str2 (unsigned char *dest, unsigned char val, int n) { int i; for (i = 0; i < n; i++) { *dest = val; dest += 2; } } static void memset_str3 (unsigned char *dest, unsigned char val, int n) { int i; for (i = 0; i < n; i++) { *dest = val; dest += 3; } } static void memset_str4 (unsigned char *dest, unsigned char val, int n) { int i; for (i = 0; i < n; i++) { *dest = val; dest += 4; } } #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++) { memset (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 struct vts_color_struct vts_colors[] = { /* 100% white */ { 255, 128, 128, 255, 255, 255 }, /* yellow */ { 226, 0, 155, 255, 255, 0 }, /* cyan */ { 179, 170, 0, 0, 255, 255 }, /* green */ { 150, 46, 21, 0, 255, 0 }, /* magenta */ { 105, 212, 235, 255, 0, 255 }, /* red */ { 76, 85, 255, 255, 0, 0 }, /* blue */ { 29, 255, 107, 0, 0, 255 }, /* black */ { 16, 128, 128, 0, 0, 0 }, /* -I */ { 16, 198, 21, 0, 0, 128 }, /* +Q */ { 16, 235, 198, 0, 128, 255 }, /* superblack */ { 0, 128, 128, 0, 0, 0 }, /* 5% grey */ { 32, 128, 128, 32, 32, 32 }, }; #if 0 /* wht yel cya grn mag red blu blk -I Q, superblack, dark grey */ static int y_colors[] = { 255, 226, 179, 150, 105, 76, 29, 16, 16, 16, 0, 32 }; static int u_colors[] = { 128, 0, 170, 46, 212, 85, 255, 128, 198, 235, 128, 128 }; static int v_colors[] = { 128, 155, 0, 21, 235, 255, 107, 128, 21, 198, 128, 128 }; /* wht yel cya grn mag red blu blk -I Q superblack, dark grey */ static int r_colors[] = { 255, 255, 0, 0, 255, 255, 0, 0, 0, 0, 0, 32 }; static int g_colors[] = { 255, 255, 255, 255, 0, 0, 0, 0, 0, 128, 0, 32 }; static int b_colors[] = { 255, 0, 255, 0, 255, 0, 255, 0, 128, 255, 0, 32 }; #endif static void paint_setup_I420 (paintinfo * p, char *dest); static void paint_setup_YV12 (paintinfo * p, char *dest); static void paint_setup_YUY2 (paintinfo * p, char *dest); static void paint_setup_UYVY (paintinfo * p, char *dest); static void paint_setup_YVYU (paintinfo * p, char *dest); static void paint_setup_Y800 (paintinfo * p, char *dest); static void paint_setup_IMC1 (paintinfo * p, char *dest); static void paint_setup_IMC2 (paintinfo * p, char *dest); static void paint_setup_IMC3 (paintinfo * p, char *dest); static void paint_setup_IMC4 (paintinfo * p, char *dest); static void paint_setup_xRGB8888 (paintinfo * p, char *dest); static void paint_setup_xBGR8888 (paintinfo * p, char *dest); static void paint_setup_RGBx8888 (paintinfo * p, char *dest); static void paint_setup_BGRx8888 (paintinfo * p, char *dest); static void paint_setup_RGB888 (paintinfo * p, char *dest); static void paint_setup_BGR888 (paintinfo * p, char *dest); static void paint_setup_RGB565 (paintinfo * p, char *dest); static void paint_setup_xRGB1555 (paintinfo * p, char *dest); static void paint_hline_I420 (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_Y800 (paintinfo * p, int x, int y, int w); static void paint_hline_IMC1 (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); struct fourcc_list_struct fourcc_list[] = { /* packed */ {"YUY2", "YUY2", 16, paint_setup_YUY2, paint_hline_YUY2}, {"UYVY", "UYVY", 16, paint_setup_UYVY, paint_hline_YUY2}, {"Y422", "Y422", 16, paint_setup_UYVY, paint_hline_YUY2}, {"UYNV", "UYNV", 16, paint_setup_UYVY, paint_hline_YUY2}, /* FIXME: UYNV? */ {"YVYU", "YVYU", 16, paint_setup_YVYU, paint_hline_YUY2}, /* interlaced */ /*{ "IUYV", "IUY2", 16, paint_setup_YVYU, paint_hline_YUY2 }, */ /* inverted */ /*{ "cyuv", "cyuv", 16, paint_setup_YVYU, paint_hline_YUY2 }, */ /*{ "Y41P", "Y41P", 12, paint_setup_YVYU, paint_hline_YUY2 }, */ /* interlaced */ /*{ "IY41", "IY41", 12, paint_setup_YVYU, paint_hline_YUY2 }, */ /*{ "Y211", "Y211", 8, paint_setup_YVYU, paint_hline_YUY2 }, */ /*{ "Y41T", "Y41T", 12, paint_setup_YVYU, paint_hline_YUY2 }, */ /*{ "Y42P", "Y42P", 16, paint_setup_YVYU, paint_hline_YUY2 }, */ /*{ "CLJR", "CLJR", 8, paint_setup_YVYU, paint_hline_YUY2 }, */ /*{ "IYU1", "IYU1", 12, paint_setup_YVYU, paint_hline_YUY2 }, */ /*{ "IYU2", "IYU2", 24, paint_setup_YVYU, paint_hline_YUY2 }, */ /* planar */ /* YVU9 */ /* YUV9 */ /* IF09 */ /* YV12 */ {"YV12", "YV12", 12, paint_setup_YV12, paint_hline_I420}, /* I420 */ {"I420", "I420", 12, paint_setup_I420, paint_hline_I420}, /* IYUV (same as I420) */ {"IYUV", "IYUV", 12, paint_setup_I420, paint_hline_I420}, /* NV12 */ /* NV21 */ /* IMC1 */ {"IMC1", "IMC1", 16, paint_setup_IMC1, paint_hline_IMC1}, /* IMC2 */ {"IMC2", "IMC2", 12, paint_setup_IMC2, paint_hline_IMC1}, /* IMC3 */ {"IMC3", "IMC3", 16, paint_setup_IMC3, paint_hline_IMC1}, /* IMC4 */ {"IMC4", "IMC4", 12, paint_setup_IMC4, paint_hline_IMC1}, /* CLPL */ /* Y41B */ /* Y42B */ /* Y800 grayscale */ {"Y800", "Y800", 8, paint_setup_Y800, paint_hline_Y800}, /* Y8 same as Y800 */ {"Y8 ", "Y8 ", 8, paint_setup_Y800, paint_hline_Y800}, /*{ "IYU2", 24, paint_setup_YVYU, paint_hline_YUY2 }, */ {"RGB ", "xRGB8888", 32, paint_setup_xRGB8888, paint_hline_str4, 1, 24, 0x00ff0000, 0x0000ff00, 0x000000ff }, {"RGB ", "xBGR8888", 32, paint_setup_xBGR8888, paint_hline_str4, 1, 24, 0x000000ff, 0x0000ff00, 0x00ff0000 }, {"RGB ", "RGBx8888", 32, paint_setup_RGBx8888, paint_hline_str4, 1, 24, 0xff000000, 0x00ff0000, 0x0000ff00 }, {"RGB ", "BGRx8888", 32, paint_setup_BGRx8888, paint_hline_str4, 1, 24, 0x0000ff00, 0x00ff0000, 0xff000000 }, {"RGB ", "RGB888", 24, paint_setup_RGB888, paint_hline_str3, 1, 24, 0x00ff0000, 0x0000ff00, 0x000000ff }, {"RGB ", "BGR888", 24, paint_setup_BGR888, paint_hline_str3, 1, 24, 0x000000ff, 0x0000ff00, 0x00ff0000 }, {"RGB ", "RGB565", 16, paint_setup_RGB565, paint_hline_RGB565, 1, 16, 0x0000f800, 0x000007e0, 0x0000001f }, {"RGB ", "xRGB1555", 16, paint_setup_xRGB1555, paint_hline_xRGB1555, 1, 15, 0x00007c00, 0x000003e0, 0x0000001f }, }; int n_fourccs = sizeof (fourcc_list) / sizeof (fourcc_list[0]); struct fourcc_list_struct *paintinfo_find_by_caps(GstCaps *caps) { int i; for (i = 0; i < n_fourccs; i++) { GstCaps *c; c = gst_caps_intersect(caps,paint_get_caps(fourcc_list + i)); if(c){ return fourcc_list + i; } } 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].ext_caps){ 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; } GstCaps *paint_get_caps(struct fourcc_list_struct *format) { unsigned int fourcc; GstCaps *caps; g_return_val_if_fail(format, NULL); fourcc = GST_MAKE_FOURCC (format->fourcc[0], format->fourcc[1], format->fourcc[2], format->fourcc[3]); if(format->ext_caps){ #if GST_VERSION_MINOR > 6 caps = GST_CAPS_NEW ("videotestsrc_filter", "video/raw", "format", GST_PROPS_FOURCC (fourcc), "bpp", GST_PROPS_INT(format->bitspp), "endianness", GST_PROPS_INT(G_BIG_ENDIAN), "depth", GST_PROPS_INT(format->depth), "red_mask", GST_PROPS_INT(format->red_mask), "green_mask", GST_PROPS_INT(format->green_mask), "blue_mask", GST_PROPS_INT(format->blue_mask)); #else guint32 red_mask; guint32 green_mask; guint32 blue_mask; guint32 endianness; if(format->bitspp==16){ endianness = G_BYTE_ORDER; red_mask = format->red_mask; green_mask = format->green_mask; blue_mask = format->blue_mask; }else if(format->bitspp==24){ endianness = G_BYTE_ORDER; #if G_BYTE_ORDER == G_LITTLE_ENDIAN red_mask = GUINT32_SWAP_LE_BE(format->red_mask)>>8; green_mask = GUINT32_SWAP_LE_BE(format->green_mask)>>8; blue_mask = GUINT32_SWAP_LE_BE(format->blue_mask)>>8; #else red_mask = format->red_mask; green_mask = format->green_mask; blue_mask = format->blue_mask; #endif }else{ endianness = G_BYTE_ORDER; red_mask = GUINT32_FROM_BE(format->red_mask); green_mask = GUINT32_FROM_BE(format->green_mask); blue_mask = GUINT32_FROM_BE(format->blue_mask); } caps = GST_CAPS_NEW ("videotestsrc_filter", "video/raw", "format", GST_PROPS_FOURCC (fourcc), "bpp", GST_PROPS_INT(format->bitspp), "endianness", GST_PROPS_INT(endianness), "depth", GST_PROPS_INT(format->depth), "red_mask", GST_PROPS_INT(red_mask), "green_mask", GST_PROPS_INT(green_mask), "blue_mask", GST_PROPS_INT(blue_mask)); #endif }else{ caps = GST_CAPS_NEW ("videotestsrc_filter", "video/raw", "format", GST_PROPS_FOURCC (fourcc)); } return caps; } void gst_videotestsrc_smpte (GstVideotestsrc * v, unsigned char *dest, int w, int h) { int i; int y1, y2; int j; paintinfo pi; paintinfo *p = π struct fourcc_list_struct *fourcc; 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->color = vts_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->color = vts_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->color = vts_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->color = vts_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 color; color = vts_colors[COLOR_BLACK]; p->color = &color; for (i = x1; i < w; i++) { for (j = y2; j < h; j++) { /* FIXME not strictly correct */ color.Y = random_char (); color.R = color.Y; color.G = color.Y; color.B = color.Y; p->paint_hline (p, i, j, 1); } } } } void gst_videotestsrc_snow (GstVideotestsrc * v, unsigned char *dest, int w, int h) { int i; int j; paintinfo pi; paintinfo *p = π struct fourcc_list_struct *fourcc; struct vts_color_struct color; 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 = vts_colors[COLOR_BLACK]; p->color = &color; for (i = 0; i < w; i++) { for (j = 0; j < h; j++) { /* FIXME not strictly correct */ color.Y = random_char (); color.R = color.Y; color.G = color.Y; color.B = color.Y; p->paint_hline (p, i, j, 1); } } } void gst_videotestsrc_black (GstVideotestsrc * v, unsigned char *dest, int w, int h) { int i; paintinfo pi; paintinfo *p = π struct fourcc_list_struct *fourcc; 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->color = vts_colors + COLOR_BLACK; for (i = 0; i < h; i++) { p->paint_hline (p, 0, i, w); } } static void paint_setup_I420 (paintinfo * p, char *dest) { p->yp = dest; p->up = dest + p->width * p->height; p->vp = dest + p->width * p->height + p->width * p->height / 4; } static void paint_hline_I420 (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 / 2); memset (p->yp + offset + x, p->color->Y, w); memset (p->up + offset1 + x1, p->color->U, x2 - x1); memset (p->vp + offset1 + x1, p->color->V, x2 - x1); } static void paint_setup_YV12 (paintinfo * p, char *dest) { p->yp = dest; p->up = dest + p->width * p->height + p->width * p->height / 4; p->vp = dest + p->width * p->height; } static void paint_setup_YUY2 (paintinfo * p, char *dest) { p->yp = dest; p->up = dest + 1; p->vp = dest + 3; } static void paint_setup_UYVY (paintinfo * p, char *dest) { p->yp = dest + 1; p->up = dest; p->vp = dest + 2; } static void paint_setup_YVYU (paintinfo * p, char *dest) { p->yp = dest; p->up = dest + 3; p->vp = dest + 1; } static void paint_hline_YUY2 (paintinfo * p, int x, int y, int w) { int x1 = x / 2; int x2 = (x + w) / 2; int offset; offset = y * p->width * 2; memset_str2 (p->yp + offset + x * 2, p->color->Y, w); memset_str4 (p->up + offset + x1 * 4, p->color->U, x2 - x1); memset_str4 (p->vp + offset + x1 * 4, p->color->V, x2 - x1); } static void paint_setup_Y800 (paintinfo * p, char *dest) { p->yp = dest; } static void paint_hline_Y800 (paintinfo * p, int x, int y, int w) { int offset = y * p->width; memset (p->yp + offset + x, p->color->Y, w); } static void paint_setup_IMC1 (paintinfo * p, 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, 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, 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, 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; memset (p->yp + offset + x, p->color->Y, w); memset (p->up + offset1 + x1, p->color->U, x2 - x1); memset (p->vp + offset1 + x1, p->color->V, x2 - x1); } static void paint_setup_xRGB8888 (paintinfo * p, char *dest) { p->yp = dest + 1; p->up = dest + 2; p->vp = dest + 3; } static void paint_setup_xBGR8888 (paintinfo * p, char *dest) { p->yp = dest + 3; p->up = dest + 2; p->vp = dest + 1; } static void paint_setup_RGBx8888 (paintinfo * p, char *dest) { p->yp = dest + 0; p->up = dest + 1; p->vp = dest + 2; } static void paint_setup_BGRx8888 (paintinfo * p, char *dest) { p->yp = dest + 2; p->up = dest + 1; p->vp = dest + 0; } static void paint_setup_RGB888 (paintinfo * p, char *dest) { p->yp = dest + 0; p->up = dest + 1; p->vp = dest + 2; p->stride = (p->width*3 + 1)&(~0x3); } static void paint_setup_BGR888 (paintinfo * p, char *dest) { p->yp = dest + 2; p->up = dest + 1; p->vp = dest + 0; p->stride = (p->width*3 + 1)&(~0x3); } static void paint_hline_str4 (paintinfo * p, int x, int y, int w) { int offset = y * p->width * 4; memset_str4 (p->yp + offset + x * 4, p->color->R, w); memset_str4 (p->up + offset + x * 4, p->color->G, w); memset_str4 (p->vp + offset + x * 4, p->color->B, w); } static void paint_hline_str3 (paintinfo * p, int x, int y, int w) { int offset = y * p->stride; memset_str3 (p->yp + offset + x * 3, p->color->R, w); memset_str3 (p->up + offset + x * 3, p->color->G, w); memset_str3 (p->vp + offset + x * 3, p->color->B, w); } static void paint_setup_RGB565 (paintinfo * p, char *dest) { p->yp = dest; p->stride = (p->width*2 + 1)&(~0x3); } static void paint_hline_RGB565 (paintinfo * p, int x, int y, int w) { int offset = y * p->stride; unsigned int a,b; a = (p->color->R&0xf8) | (p->color->G>>5); b = ((p->color->G<<3)&0xe0) | (p->color->B>>3); #if G_BYTE_ORDER == G_LITTLE_ENDIAN memset_str2 (p->yp + offset + x * 2 + 0, b, w); memset_str2 (p->yp + offset + x * 2 + 1, a, w); #else memset_str2 (p->yp + offset + x * 2 + 0, a, w); memset_str2 (p->yp + offset + x * 2 + 1, b, w); #endif } static void paint_setup_xRGB1555 (paintinfo * p, char *dest) { p->yp = dest; p->stride = (p->width*2 + 1)&(~0x3); } static void paint_hline_xRGB1555 (paintinfo * p, int x, int y, int w) { int offset = y * p->stride; unsigned int a,b; a = ((p->color->R>>1)&0x7c) | (p->color->G>>6); b = ((p->color->G<<2)&0xe0) | (p->color->B>>3); #if G_BYTE_ORDER == G_LITTLE_ENDIAN memset_str2 (p->yp + offset + x * 2 + 0, b, w); memset_str2 (p->yp + offset + x * 2 + 1, a, w); #else memset_str2 (p->yp + offset + x * 2 + 0, a, w); memset_str2 (p->yp + offset + x * 2 + 1, b, w); #endif } #if 0 #ifdef unused static void gst_videotestsrc_smpte_RGB (GstVideotestsrc * v, unsigned char *dest, int w, int h) { int i; int y1, y2; y1 = h * 2 / 3; y2 = h * 0.75; /* color bars */ for (i = 0; i < 7; i++) { int x1 = i * w / 7; int x2 = (i + 1) * w / 7; unsigned char col[2]; col[0] = (g_colors[i] & 0xe0) | (b_colors[i] >> 3); col[1] = (r_colors[i] & 0xf8) | (g_colors[i] >> 5); paint_rect2 (dest, w * 2, x1, 0, x2 - x1, y1, col); } /* inverse blue bars */ for (i = 0; i < 7; i++) { int x1 = i * w / 7; int x2 = (i + 1) * w / 7; unsigned char col[2]; int k; if (i & 1) { k = 7; } else { k = 6 - i; } col[0] = (g_colors[k] & 0xe0) | (b_colors[k] >> 3); col[1] = (r_colors[k] & 0xf8) | (g_colors[k] >> 5); paint_rect2 (dest, w * 2, x1, y1, x2 - x1, y2 - y1, col); } /* -I, white, Q regions */ for (i = 0; i < 3; i++) { int x1 = i * w / 6; int x2 = (i + 1) * w / 6; unsigned char col[2]; int k; if (i == 0) { k = 8; } else if (i == 1) { k = 0; } else { k = 9; } col[0] = (g_colors[k] & 0xe0) | (b_colors[k] >> 3); col[1] = (r_colors[k] & 0xf8) | (g_colors[k] >> 5); paint_rect2 (dest, w * 2, x1, y2, x2 - x1, h - y2, col); } { int x1 = w / 2; int x2 = w - 1; paint_rect_random (dest, w * 2, x1 * 2, y2, (x2 - x1) * 2, h - y2); } } #endif static void gst_videotestsrc_smpte_RGB (GstVideotestsrc * v, unsigned char *dest, int w, int h) { int i; int y1, y2; y1 = h * 2 / 3; y2 = h * 0.75; /* color bars */ for (i = 0; i < 7; i++) { int x1 = i * w / 7; int x2 = (i + 1) * w / 7; unsigned char col[2]; col[0] = 0; col[1] = r_colors[i]; col[2] = g_colors[i]; col[3] = b_colors[i]; paint_rect4 (dest, w * 4, x1, 0, x2 - x1, y1, col); } /* inverse blue bars */ for (i = 0; i < 7; i++) { int x1 = i * w / 7; int x2 = (i + 1) * w / 7; unsigned char col[2]; int k; if (i & 1) { k = 7; } else { k = 6 - i; } col[0] = 0; col[1] = r_colors[k]; col[2] = g_colors[k]; col[3] = b_colors[k]; paint_rect4 (dest, w * 4, x1, y1, x2 - x1, y2 - y1, col); } /* -I, white, Q regions */ for (i = 0; i < 3; i++) { int x1 = i * w / 6; int x2 = (i + 1) * w / 6; unsigned char col[2]; int k; if (i == 0) { k = 8; } else if (i == 1) { k = 0; } else { k = 9; } col[0] = 0; col[1] = r_colors[k]; col[2] = g_colors[k]; col[3] = b_colors[k]; paint_rect4 (dest, w * 4, x1, y2, x2 - x1, h - y2, col); } { int x1 = w / 2; int x2 = w - 1; paint_rect_random (dest, w * 4, x1 * 4, y2, (x2 - x1) * 4, h - y2); } } #endif