Files
MeowOS-For-R3P2/patch_v2/sdk/test_ime_fix.c
T
AskaEth ee5796747d feat(sdk): M26 公开仓真缩解图像栈并入主仓 — JPEG DCT/PNG 逐行/BMP 跳行后端 + RGB565 页图
主仓 SDK 的图片层原本是 220 行 stb 直通(整幅解码后重采样)。公开仓 MeowOS-SDK
的同一子系统已被真实 App(tuku 阅读器)驱动并做过峰值实测与像素比对,故以公开仓
为权威方向并入主仓 meow_ui.a,两个方向的新功能都保留(逐文件 diff 确认公开仓是
严格超集:无一处「双方互有增减」)。

- 新增 meow_jpeg.c / meow_jpeg.h:DCT 域缩解 1/8、1/4、1/2(N=1/2/4 点 IDCT),
  渐进式只解到首个精细化扫描;不支持项(CMYK/YCCK、算术编码、过订阅 DHT、16bit
  量化表)返回 0 由调用方回退 stb
- 新增 meow_png_stream.c:libz 逐行 inflate + 反滤波,按步长丢行丢列直写目标尺寸;
  BMP 按目标行 seek + 行内跳列(8/16/24/32bpp)
- meow_ui_img.c + include/meow_ui_image.h:新增 meow_img_pick_scale /
  load_file_step / load_file_step_ex / resample 四个公开入口;_dim 与 _mem_dim
  先进后端,失败/不支持才回退 stb(对外语义不变)
- include/meow_ui_draw.h + meow_ui_gfx.c:M32 RGB565 页图 5 函数
  (meow_gfx_rgb565 / rgba_to_rgb565 / blit_rgb565 / _scaled)。gfx 保留主仓的
  `#include "../meow_launcherd/meow_font.h"` 与 <time.h>(公开仓自 vendored
  meow_font.h 且无 <time.h>,机械覆盖会丢这两行)
- meow_jpeg.h 保持内部:不进 meow_ui.h 伞头,include/ 下无任何头暴露 meow_jpeg_*
- build_sdk.sh:OBJS 插入 meow_jpeg / meow_png_stream(32→34);成员数
  76→78(+meow_font.o +43 freetype),--verify 全为 ELF32 MIPS32 rel2/o32
- 测试:新增 test_meow_img_stream.c(S1-S16),test_meow_img_budget.c 同步公开仓
  版(B9 断言收紧为 p_new <= p_old);22 个既有宿主测试的编译注释行补
  meow_jpeg.c / meow_png_stream.c / -lz(meow_ui_img.c 现引用后端符号,不加即
  undefined reference)

宿主实测:S1-S16 全绿(S7 与 stb 网格像素一致:JPEG mad 4.35-13.69、PNG/BMP
mad 0.00;S9 回退矩阵 CMYK/1bpp BMP/Adam7 均拒绝且 stb 仍成功),B1-B9 全绿
(B9 PNG 峰值 25.65→0.61 MiB、BMP 14.65→0.59 MiB)。回归 test_meow_ui_widgets /
scroll / ime_fix / test_umbrella 全过。zlib 在应用链接期解析:meow_ui.a 只留
inflate* 未定义符号,四个 App 构建脚本原本就带 $SYSROOT/lib/libz.a,静态
linkcheck(meow_ui.a + libz.a -lpthread)通过。

注:主仓 patch_v2/reader_app 仍自带 vendored stb、不用 meow_img_*,本单不改变
阅读器的内存占用;RGB565 页图接入 reader_app 是另一个任务。
2026-11-06 20:44:22 +08:00

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/* test_ime_fix.c — M2.71-IME-fix:宿主离屏验证三项修复(480x720,16bpp)。
* ① shift 大小写正确:shift 关→小写('q'),开→大写('Q');
* ② K_ENTER 只提交不关(meow_ime_active() 仍真),ESC 后关;
* ③ 阻塞 IME 循环喂 on_tick(动态内容重绘)且 IME 面板仍在最上
* (On_tick 在 IME 面板区画红色哨兵行,IME 绘制后应盖回面板色,不被 App 覆盖)。
* ④ bug3(2026-09-15):IME 打开 ~200ms TAP 冷却窗——打开后立即注入的 stray-TAP
* (背景/键区)被吞不取消;冷却窗后背景 TAP=取消语义保留。
*
* 编译(宿主 gcc,链真实 gfx/sys/theme/vol/log/widget/input/activity/dialog/ime + 打桩 font/global):
* gcc -Wall -Wextra -o test_ime_fix test_ime_fix.c test_host_stub.c \
* meow_ui_gfx.c meow_ui_time.c meow_ui_sys.c meow_ui_theme.c meow_ui_vol.c meow_ui_log.c \
* meow_ui_widget.c meow_ui_input.c meow_ui_activity.c meow_ui_dialog.c meow_ui_ime.c meow_ui_str.c \
* meow_ui_draw.c meow_ui_view.c meow_ui_img.c meow_notify_ipc.c stb_image.c meow_jpeg.c meow_png_stream.c \
* meow_ui_anim.c meow_ui_media.c meow_ui_nav.c meow_pinyin.c meow_ui_box.c meow_ui_scroll.c \
* -I. -I../meow_launcherd -DMEOW_UI_HOST_TEST -pthread -lm -lz
* (meow_ui_widget.c 新 W_LISTVIEW 引用 meow_ui_img_scaled → 需链 meow_ui_img.c+stb_image.c+-lm -lz;
* widget/input/ime/view 后续又引入 anim/media/nav/pinyin/box/scroll 依赖,一并链接)
*/
#include "meow_ui.h"
#include "meow_ui_internal.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <unistd.h>
#include <pthread.h>
/* ASCII 键盘键位(build_kb:KB_TOP=420 → 首行 y=470;GW=44,GAP=4,GCOL=48,行左缘 x=2):
* row2 "qwertyuiop" y∈[518,554);row3 "asdfghjkl"+SHIFT y∈[566,602);
* row5 ESC+SPACE+ENTER y∈[662,698)。 */
#define K_Q_X 20
#define K_Q_Y 536
#define K_SHIFT_X 450
#define K_SHIFT_Y 584
#define K_ENTER_X 430
#define K_ENTER_Y 680
#define K_ESC_X 20
#define K_ESC_Y 680
/* ---- 像素/配色辅助(离屏 back_buf) ---- */
static void rd_px(int x, int y, int *r, int *g, int *b)
{
unsigned char *bb = meow_ui_back_buf();
int line = meow_ui_back_buf_pitch(), bpp = meow_ui_back_buf_bpp();
assert(bb && line > 0);
if (bpp == 16) {
uint16_t px = *(uint16_t *)(bb + (size_t)y * line + (size_t)x * 2);
*r = (((px >> 11) & 0x1F) << 3) | ((px >> 11) & 0x1F) >> 2;
*g = (((px >> 5) & 0x3F) << 2) | ((px >> 5) & 0x3F) >> 4;
*b = ((px & 0x1F) << 3) | ((px & 0x1F) >> 2);
} else {
uint32_t px = *(uint32_t *)(bb + (size_t)y * line + (size_t)x * 4);
*r = (px >> 16) & 0xFF; *g = (px >> 8) & 0xFF; *b = px & 0xFF;
}
}
static int near(int a, int b) { int d = a - b; if (d < 0) d = -d; return d <= 14; }
/* ---- ① 异步 shift 测试(直接 handle_tap,确定语义,无阻塞循环) ---- */
static char g_echo[64] = "";
static void ime_cb(const char *t, void *ctx) { (void)ctx; snprintf(g_echo, sizeof g_echo, "%s", t); }
/* ④ WiFi 设置页 bug3(2026-09-15):IME 打开 ~200ms TAP 冷却窗——触发打开那次点按的迟到
* 「抬起 TAP」(goodix 长尾,经 SDK 输入线程 drain 后才入队)不得把键盘当「点背景=取消」
* 瞬间关掉;冷却窗后点背景=取消的语义保留。 */
static void test_stray_tap(void)
{
meow_ime_ctx c; memset(&c, 0, sizeof c);
c.mode = MEOW_IME_ASCII; c.maxlen = 32; c.on_change = ime_cb;
meow_ui_text_input_async(&c);
assert(meow_ime_active() == 1);
/* 打开后立即注入背景 TAP(y<KB_TOP=420):冷却窗内必须被吞——不取消、键盘仍 active */
meow_input_ev stray = { MEOW_EV_TAP, 240, 100 };
assert(meow_ime_handle_event(&stray) == 1); /* 消费(吞掉) */
assert(meow_ime_active() == 1); /* 键盘未被关(修复前此处已 done=取消) */
/* 窗口内键区 TAP 也丢弃(防幻影按键) */
meow_input_ev key = { MEOW_EV_TAP, K_Q_X, K_Q_Y };
assert(meow_ime_handle_event(&key) == 1);
assert(meow_ime_active() == 1);
assert(meow_ime_text()[0] == 0); /* 无幻影字符入缓冲 */
/* 冷却窗(200ms)后:点背景=取消 语义保留 */
usleep(250000);
assert(meow_ime_handle_event(&stray) == 1);
assert(meow_ime_active() == 0); /* 已取消(g_ime_done) */
printf("PASS stray-tap: 窗内背景/键区 TAP 吞掉不取消, 窗后背景 TAP 取消\n"); fflush(stdout);
meow_ime_close(0); /* 复位(清 g_ime_done/active) */
assert(meow_ime_active() == 0);
}
static void test_shift(void)
{
meow_ime_ctx c; memset(&c, 0, sizeof c);
c.mode = MEOW_IME_ASCII; c.maxlen = 32; c.on_change = ime_cb;
meow_ui_text_input_async(&c);
assert(meow_ime_active() == 1);
meow_ime_handle_tap(K_Q_X, K_Q_Y); /* shift 关 → 'q' 小写 */
assert(strcmp(meow_ime_text(), "q") == 0);
assert(strcmp(g_echo, "q") == 0);
assert(meow_ime_text()[0] >= 'a' && meow_ime_text()[0] <= 'z'); /* 明确小写 */
meow_ime_handle_tap(K_SHIFT_X, K_SHIFT_Y); /* shift 开 */
meow_ime_handle_tap(K_Q_X, K_Q_Y); /* 'q' → 'Q' 大写 */
assert(strcmp(meow_ime_text(), "qQ") == 0);
assert(strcmp(g_echo, "qQ") == 0);
assert(meow_ime_text()[1] >= 'A' && meow_ime_text()[1] <= 'Z'); /* 明确大写 */
printf("PASS shift: off='q'(lower), on='Q'(upper)\n"); fflush(stdout);
meow_ime_handle_tap(K_ESC_X, K_ESC_Y); /* 关闭 */
meow_ime_close(0); /* 复位(清 g_ime_done/active) */
assert(meow_ime_active() == 0);
}
/* ---- ②③ 阻塞 IME(经 meow_ui_run 驱动):K_ENTER 不关 / on_tick 喂 / IME 最上 ---- */
static meow_widget *g_tf;
static char g_tfbuf[32] = "";
static int g_tick = 0;
static int g_sentinel_painted = 0;
static int g_test_done = 0;
static int g_active_after_enter = -1; /* K_ENTER 后 meow_ime_active()(期望 1) */
static int g_active_after_esc = -1; /* ESC 后 meow_ime_active()(期望 0) */
static int g_probe_r = -1, g_probe_g = -1, g_probe_b = -1; /* IME 面板区内取样(期望=面板色非哨兵红) */
static char g_drv_text[64] = ""; /* shift 序列后 meow_ime_text()(期望 "qQ") */
/* 把 back_buf 写成 PPM(视觉目检 IME 面板渲染/最上;在 IME 空闲时调用,back_buf 稳定) */
static void dump_ppm(const char *path)
{
int W = meow_ui_width(), H = meow_ui_height();
FILE *f = fopen(path, "wb");
if (!f) return;
fprintf(f, "P6\n%d %d\n255\n", W, H);
for (int y = 0; y < H; y++) {
for (int x = 0; x < W; x++) {
int r, g, b; rd_px(x, y, &r, &g, &b);
fputc(r, f); fputc(g, f); fputc(b, f);
}
}
fclose(f);
}
/* App on_tick:模拟 demo 动态重绘。IME 打开时先在 IME 面板区内画一条红色哨兵行,
* 再由 meow_ime_draw 盖回面板色 → 验证「喂 on_tick 后 IME 仍最上」的绘制顺序。 */
static void host_tick(void)
{
g_tick++;
if (meow_ime_active() && !g_sentinel_painted) {
g_sentinel_painted = 1;
meow_ui_fill_rect(0, 500, 480, 8, 0xFF0000); /* 哨兵行:App 内容拟 IME 面板区内 */
meow_ui_flush_region(0, 500, 480, 8);
}
if (g_test_done) meow_ui_request_exit();
}
/* App on_tap:命中 TextField → 打开**阻塞** IME(同 hello demo 路径) */
static void host_tap(int x, int y)
{
(void)x; (void)y;
if (g_tf && meow_widget_hit(g_tf, x, y)) meow_textfield_activate(g_tf);
}
static void *driver(void *arg)
{
(void)arg;
usleep(600000); /* 等 meow_ui_run 起动(startup cooldown=500ms) */
meow_input_inject(MEOW_EV_TAP, 150, 322); /* 点 TextField → 阻塞 IME */
usleep(350000); /* 等过 IME 打开 TAP 冷却窗(200ms,bug3)+ drain 40ms */
meow_input_inject(MEOW_EV_TAP, K_Q_X, K_Q_Y); /* shift 关 → 'q' */
usleep(90000);
meow_input_inject(MEOW_EV_TAP, K_SHIFT_X, K_SHIFT_Y); /* shift 开 */
usleep(60000);
meow_input_inject(MEOW_EV_TAP, K_Q_X, K_Q_Y); /* shift 开 → 'Q' → 缓冲 "qQ" */
usleep(90000);
strncpy(g_drv_text, meow_ime_text(), sizeof g_drv_text - 1);
g_drv_text[sizeof g_drv_text - 1] = 0;
meow_input_inject(MEOW_EV_TAP, K_ENTER_X, K_ENTER_Y); /* K_ENTER:只提交不关 */
usleep(160000);
g_active_after_enter = meow_ime_active(); /* 期望 1(键盘仍开) */
rd_px(240, 500, &g_probe_r, &g_probe_g, &g_probe_b); /* IME 面板区内取样 */
dump_ppm("/tmp/ime_panel.ppm"); /* 目检:IME 面板渲染 + 盖住哨兵 */
printf("[drv] text=%s active_after_enter=%d probe=%02X%02X%02X sentineld=%d\n",
g_drv_text, g_active_after_enter, g_probe_r, g_probe_g, g_probe_b,
g_sentinel_painted); fflush(stdout);
meow_input_inject(MEOW_EV_TAP, K_ESC_X, K_ESC_Y); /* ESC → 关闭 */
usleep(160000);
g_active_after_esc = meow_ime_active(); /* 期望 0 */
g_test_done = 1;
return NULL;
}
int main(void)
{
setenv("MEOW_UI_DUMP", "/tmp/ime_fix.ppm", 1);
meow_ui_opts o = { 480, 720 };
assert(meow_ui_init(&o) == 0);
const meow_theme *th = meow_theme_get();
test_shift(); /* ① */
test_stray_tap(); /* ④ bug3:打开冷却窗吞 stray-TAP */
/* ②③ 在 meow_ui_run 里驱动(g_events 仅 meow_ui_run 能设置) */
g_tf = meow_textfield_create(10, 300, 300, 44, "Type here...", g_tfbuf, 32, MEOW_IME_ASCII);
meow_ui_events ev; memset(&ev, 0, sizeof ev);
ev.on_tap = host_tap;
ev.on_tick = host_tick;
pthread_t thd; pthread_create(&thd, NULL, driver, NULL);
meow_ui_run(&ev);
pthread_join(thd, NULL);
/* 断言 ② */
printf("[assert] active_after_enter=%d (expect 1), active_after_esc=%d (expect 0)\n",
g_active_after_enter, g_active_after_esc);
assert(g_active_after_enter == 1); /* K_ENTER 不关 */
assert(g_active_after_esc == 0); /* ESC 关 */
/* 断言 ①(阻塞路径经 on_change 实时同步到字段) */
printf("[assert] blocking text=%s (expect \"qQ\"), tf=%s (expect \"qQ\")\n",
g_drv_text, meow_textfield_text(g_tf));
assert(strcmp(g_drv_text, "qQ") == 0);
assert(strcmp(meow_textfield_text(g_tf), "qQ") == 0);
/* 断言 ③:on_tick 在 IME 打开期间被喂过(哨兵已画)+ IME 面板盖住哨兵 */
int pr = (th->surfaceContainerHighest >> 16) & 0xFF;
int pg = (th->surfaceContainerHighest >> 8) & 0xFF;
int pb = (th->surfaceContainerHighest) & 0xFF;
printf("[assert] sentinel_painted=%d probe=%02X%02X%02X panel=%02X%02X%02X\n",
g_sentinel_painted, g_probe_r, g_probe_g, g_probe_b, pr, pg, pb);
assert(g_sentinel_painted == 1); /* on_tick 在 IME 期间被调(重绘过) */
assert(g_tick > 0);
assert(near(g_probe_r, pr) && near(g_probe_g, pg) && near(g_probe_b, pb)); /* IME 面板最上 */
/* 哨兵红 0xFF0000 与面板色显著不同,确保上面断言有判别力(面板色不应近纯红) */
assert(!(near(pr, 0xFF) && near(pg, 0x00) && near(pb, 0x00)));
printf("ALL PASS\n");
meow_ui_shutdown();
return 0;
}