First crude elapsed-time display

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@1237 a1c6a512-1295-4272-9138-f99709370657

apps/wps.c

@@ -95,11 +95,6 @@ static void draw_screen(struct mp3entry* id3)
             lcd_puts(0, l++, id3->album?id3->album:"");
             lcd_puts(0, l++, id3->artist?id3->artist:"");
 
-            snprintf(buffer,sizeof(buffer), "Time: %d:%02d",
-                     id3->length / 60000,
-                     id3->length % 60000 / 1000 );
-            lcd_puts(0, l++, buffer);
-
             snprintf(buffer,sizeof(buffer), "%d kbits", id3->bitrate);
 
             lcd_puts(0, l++, buffer);
@@ -124,6 +119,7 @@ void wps_show(void)
     struct mp3entry* id3 = mpeg_current_track();
     int lastlength=0, lastsize=0, lastrate=0;
     int lastartist=0, lastalbum=0, lasttitle=0;
+    char buffer[32];
 
     while ( 1 ) {
         int i;
@@ -144,7 +140,17 @@ void wps_show(void)
             lasttitle = id3->title[0];
         }
 
-        for ( i=0;i<20;i++ ) {
+#ifdef HAVE_LCD_BITMAP
+        snprintf(buffer,sizeof(buffer), "Time: %d:%02d / %d:%02d",
+                 id3->elapsed / 60000,
+                 id3->elapsed % 60000 / 1000,
+                 id3->length / 60000,
+                 id3->length % 60000 / 1000 );
+        lcd_puts(0, 6, buffer);
+        lcd_update();
+#endif
+
+        for ( i=0;i<5;i++ ) {
             switch ( button_get(false) ) {
                 case BUTTON_ON:
                     return;
@@ -194,7 +200,7 @@ void wps_show(void)
                     mpeg_stop();
                     break;
             }
-            sleep(HZ/20);
+            sleep(HZ/10);
         }
     }
 }

firmware/id3.h

@@ -33,6 +33,7 @@ struct mp3entry {
     int id3v1len;
     int filesize; /* in bytes */
     int length;   /* song length */
+    int elapsed;  /* ms played */
 
     /* these following two fields are used for local buffering */
     char id3v2buf[300];

firmware/mpeg.c

@@ -150,6 +150,7 @@ static struct {
     int mempos;
 } id3tags[MAX_ID3_TAGS];
 static int last_tag = 0;
+static int last_dma_tick = 0;
 
 static void create_fliptable(void)
 {
@@ -228,6 +229,8 @@ static void dma_tick(void)
                 start_dma();
         }
     }
+    id3tags[0].id3.elapsed += (current_tick - last_dma_tick) * 1000 / HZ;
+    last_dma_tick = current_tick;
 }
 
 static void bitswap(unsigned short *data, int length)
@@ -387,6 +390,7 @@ static void mpeg_thread(void)
                 mp3info(&(id3tags[0].id3), ev.data);
                 id3tags[0].mempos = mp3buf_write;
                 last_tag=1;
+                id3tags[0].id3.elapsed = 0;
 
                 /* Make it read more data */
                 filling = true;