fix(sdk+launcher): 图标不渲染真根因(agent-219) — meow_ui_img.c scale_buf cover 采样把乘写成除(÷缩放比→采到源图左上角透明区,全丢); 改乘+居中裁剪偏移修正; 宿主旧测试用纯色图掩盖了该bug。+ main_menu App退出/结构变化重绘时 fb_pan_buf0_force 无条件pan回buffer0(防App翻页留buffer1致菜单残帧)

meow_ui.a→3e0ee8f7 launcher→9d0efc2f hello→9609ea6e files→90f5cf07 ncm→be8be221(均已上卡); 真机截图证据 .tmp/meowbug/fix1.png+fix_b2_after.png

patch_v2/ncm_app/app/ui/player.c

@@ -231,7 +231,12 @@ static void plr_draw_dyn(void *ctx)
     int line_h = (g_landscape) ? 24 : 26;
     int center_y = g_lyr.y + g_lyr.h / 2;
     int lcx = g_lyr.x + g_lyr.w / 2;
-    if (n == 0) { meow_ui_text_center(lcx, center_y - 10, "no lyric", 20, th->onSurfaceVariant); }
+    if (n == 0) {
+        /* 二期：歌词后台加载，状态区分「加载中 / 真的无词」 */
+        meow_ui_text_center(lcx, center_y - 10,
+                            lyric_state() == 2 ? "no lyric" : "loading lyric...",
+                            20, th->onSurfaceVariant);
+    }
     else {
         int64_t ps = player_manager_pos_ms();
         int cur2 = lyric_line_at(ps);
@@ -249,9 +254,10 @@ static void plr_draw_dyn(void *ctx)
         }
     }
 
-    /* 页脚提示 */
+    /* 页脚提示（用「・」U+30FB 而非 U+00B7「·」：common 字库按 GB2312 解码 A1A4 得 U+30FB，
+     * 不含 U+00B7 → 后者在设备上是豆腐块。REPORT §11 二期。） */
     char foot[64];
-    snprintf(foot, sizeof foot, "左右滑切歌 · 点顶部切横屏");
+    snprintf(foot, sizeof foot, "左右滑切歌 ・ 点顶部切横屏");
     meow_ui_text_center(r_cont.x + r_cont.w / 2, r_cont.y + r_cont.h - APP_FOOTER_H,
                         foot, 20, th->onSurfaceVariant);
 }
@@ -297,9 +303,13 @@ void player_on_tap(int x, int y)
 void player_play_song(int idx)
 {
     if (idx < 0 || idx >= g_st.song_count) return;
+    /* 二期：黑胶封面用真实专辑图（song_detail 的 al.picUrl，经 ncm_cache 缓存/限幅），
+     * 无 al.picUrl（如无版权占位）时回落歌单封面。 */
+    const ncm_song_t *s = &g_st.songs[idx];
+    const char *cover = (s && s->al_pic[0]) ? s->al_pic : g_st.cover_url;
     player_manager_play(idx);
-    appstate_set_playing_song(idx, g_st.cover_url);
-    cover_request(g_st.cover_url);
+    appstate_set_playing_song(idx, cover);
+    cover_request(cover);
     meow_view_page_push(ACT_PLAYER);
 }
 
@@ -328,6 +338,11 @@ void player_tick(uint64_t now)
 
     if (sc != g_last_song) {
         g_last_song = sc;
+        /* 切歌（next/prev/自动顺延）→ 请求新曲专辑封面（黑胶盘换图） */
+        if (sc >= 0) {
+            const ncm_song_t *s2 = &g_st.songs[sc];
+            cover_request(s2->al_pic[0] ? s2->al_pic : g_st.cover_url);
+        }
         meow_ui_invalidate(g_dyn_r.x, g_dyn_r.y, g_dyn_r.w, g_dyn_r.h);   /* 歌名/歌手变 */
     }
     if (cover_changed()) {