awtk-linux-fb如何支持ARGB8888

[liliao007]

修改以下部分代码还是无法支持ARGB8888：

diff --git a/src/lcd/gen.sh b/src/lcd/gen.sh index 1653746..24f7867 100755 --- a/src/lcd/gen.sh +++ b/src/lcd/gen.sh @@ -12,11 +12,11 @@ function gen() { }

if [ "$1" == "" ]; then

• FMT="rgb565 bgr565 bgra5551 bgr888 bgra8888 rgba8888"
• FMT="rgb565 bgr565 bgr888 bgra8888 rgba8888 argb8888 abgr8888" else FMT="$1" fi -#supproted formats: rgb565 bgr565 rgb888 bgr888 rgba8888 abgr8888 bgra8888 argb8888 +#supproted formats: rgb565 bgr565 bgra5551 rgb888 bgr888 rgba8888 abgr8888 bgra8888 argb8888 for fmt in ${FMT} do gen $fmt

diff --git a/src/blend/gen.sh b/src/blend/gen.sh index d6a5494..dcc1b08 100755 --- a/src/blend/gen.sh +++ b/src/blend/gen.sh @@ -27,7 +27,7 @@ function gen_rotate_fill() {

supported formats: rgb565 bgr565 rgb888 bgr888 rgba8888 abgr8888 bgra8888 argb8888

if [ "$1" == "" ]; then

• DST="rgb565 bgr565 bgr888 bgra8888 rgba8888"
• DST="rgb565 bgr565 bgr888 bgra8888 rgba8888 argb8888" else DST="$1" fi

diff --git a/awtk-port/fb_info.h b/awtk-port/fb_info.h index deaf62d..5553881 100755 --- a/awtk-port/fb_info.h +++ b/awtk-port/fb_info.h @@ -116,6 +116,18 @@ static inline bool_t fb_is_rgba8888(fb_info_t* fb) { } }

+static inline bool_t fb_is_argb8888(fb_info_t* fb) {

• struct fb_var_screeninfo* var = &(fb->var);
• if (var->bits_per_pixel == 32 && var->red.offset == 16 && var->green.offset == 8 &&
• var->blue.offset == 0 && var->red.length == 8 && var->green.length == 8 &&
• var->blue.length == 8) {
• return TRUE;
• } else {
• return FALSE;
• } +}

• ifndef FBIO_WAITFORVSYNC

  define FBIO_WAITFORVSYNC _IOW('F', 0x20, u_int32_t)

  endif /FBIO_WAITFORVSYNC/

  diff --git a/awtk-port/lcd_linux_fb.c b/awtk-port/lcd_linux_fb.c old mode 100644 new mode 100755 index 1cac9bb..fdf30a0 --- a/awtk-port/lcd_linux_fb.c +++ b/awtk-port/lcd_linux_fb.c @@ -86,6 +86,8 @@ static lcd_t lcd_linux_create_flushable(fb_info_t fb) { lcd = lcd_mem_bgra8888_create_double_fb(w, h, online_fb, fb->fbmem1); } else if (fb_is_rgba8888(fb)) { lcd = lcd_mem_rgba8888_create_double_fb(w, h, online_fb, fb->fbmem1);

• } else if (fb_is_argb8888(fb)) {
• lcd = lcd_mem_argb8888_create_double_fb(w, h, online_fb, fb->fbmem1);
  } else { assert(!"not supported framebuffer format."); } @@ -157,6 +159,8 @@ static lcd_t lcd_linux_create_swappable(fb_info_t fb) { lcd = lcd_mem_bgra8888_create_single_fb(w, h, fbmem); } else if (fb_is_rgba8888(fb)) { lcd = lcd_mem_rgba8888_create_single_fb(w, h, fbmem);
• } else if(fb_is_argb8888(fb)){
• lcd = lcd_mem_argb8888_create_single_fb(w, h, fbmem); } else { assert(!"not supported framebuffer format."); }

[xianjimli]

参考这个：https://github.com/zlgopen/awtk-linux-fb/blob/master/awtk-port/lcd_mem_others.c

offline framebuffer用rgba8888，在flush函数中转换成argb8888即可。