MPEGPlayer graphics mutation: Implement a more visible FPS display and remove the debugging info from it. Tweak thumbnailing and printing of unavailable frames.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28960 a1c6a512-1295-4272-9138-f99709370657

8 files changed, 333 insertions, 93 deletions

diff --git a/apps/plugins/mpegplayer/mpeg_settings.c b/apps/plugins/mpegplayer/mpeg_settings.c
index f84a30d..1b1ac8e 100644
--- a/apps/plugins/mpegplayer/mpeg_settings.c
+++ b/apps/plugins/mpegplayer/mpeg_settings.c
@@ -601,20 +601,37 @@ static void draw_slider(uint32_t range, uint32_t pos, struct vo_rect *rc)
 
 static bool display_thumb_image(const struct vo_rect *rc)
 {
+    bool retval = true;
+    unsigned ltgray = MYLCD_LIGHTGRAY;
+    unsigned dkgray = MYLCD_DARKGRAY;
+
+    int oldcolor = mylcd_get_foreground();
+
     if (!stream_display_thumb(rc))
     {
-        mylcd_splash(0, "Frame not available");
-        return false;
+        /* Display "No Frame" and erase any border */
+        const char * const str = "No Frame";
+        int x, y, w, h;
+
+        mylcd_getstringsize(str, &w, &h);
+        x = (rc->r + rc->l - w) / 2;
+        y = (rc->b + rc->t - h) / 2;
+        mylcd_putsxy(x, y, str);
+
+        mylcd_update_rect(x, y, w, h);
+
+        ltgray = dkgray = mylcd_get_background();
+        retval = false;
     }
 
-    /* Draw a raised border around the frame */
-    int oldcolor = mylcd_get_foreground();
-    mylcd_set_foreground(MYLCD_LIGHTGRAY);
+    /* Draw a raised border around the frame (or erase if no frame) */
+
+    mylcd_set_foreground(ltgray);
 
     mylcd_hline(rc->l-1, rc->r-1, rc->t-1);
     mylcd_vline(rc->l-1, rc->t, rc->b-1);
 
-    mylcd_set_foreground(MYLCD_DARKGRAY);
+    mylcd_set_foreground(dkgray);
 
     mylcd_hline(rc->l-1, rc->r, rc->b);
     mylcd_vline(rc->r, rc->t-1, rc->b);
@@ -626,7 +643,7 @@ static bool display_thumb_image(const struct vo_rect *rc)
     mylcd_update_rect(rc->l-1, rc->b, rc->r - rc->l + 2, 1);
     mylcd_update_rect(rc->r, rc->t, 1, rc->b - rc->t);
 
-    return true;
+    return retval;
 }
 
 /* Add an amount to the specified time - with saturation */
diff --git a/apps/plugins/mpegplayer/mpegplayer.c b/apps/plugins/mpegplayer/mpegplayer.c
index d21907f..5ea17f9 100644
--- a/apps/plugins/mpegplayer/mpegplayer.c
+++ b/apps/plugins/mpegplayer/mpegplayer.c
@@ -380,6 +380,7 @@ CONFIG_KEYPAD == SANSA_M200_PAD
                                 /* 3% of 30min file == 54s step size */
 #define MIN_FF_REWIND_STEP (TS_SECOND/2)
 #define OSD_MIN_UPDATE_INTERVAL (HZ/2)
+#define FPS_UPDATE_INTERVAL (HZ) /* Get new FPS reading each second */
 
 enum video_action
 {
@@ -457,9 +458,25 @@ struct osd
     uint32_t curr_time;
     unsigned auto_refresh;
     unsigned flags;
+    int font;
+};
+
+struct fps
+{
+    /* FPS Display */
+    struct vo_rect rect;    /* OSD coordinates */
+    int pf_x;               /* Screen coordinates */
+    int pf_y;
+    int pf_width;
+    int pf_height;
+    long update_tick;       /* When to next update FPS reading */
+    #define FPS_FORMAT  "%d.%02d"
+    #define FPS_DIMSTR  "999.99" /* For establishing rect size */
+    #define FPS_BUFSIZE sizeof("999.99")
 };
 
 static struct osd osd;
+static struct fps fps NOCACHEBSS_ATTR; /* Accessed on other processor */
 
 static void osd_show(unsigned show);
 
@@ -573,6 +590,12 @@ static void draw_scrollbar_draw_rect(const struct vo_rect *rc, int min,
                         min, max, val);
 }
 
+static void draw_setfont(int font)
+{
+    osd.font = font;
+    mylcd_setfont(font);
+}
+
 #ifdef LCD_PORTRAIT
 /* Portrait displays need rotated text rendering */
 
@@ -646,7 +669,7 @@ static void draw_putsxy_oriented(int x, int y, const char *str)
     unsigned short ch;
     unsigned short *ucs;
     int ofs = MIN(x, 0);
-    struct font* pf = rb->font_get(FONT_UI);
+    struct font* pf = rb->font_get(osd.font);
 
     ucs = rb->bidi_l2v(str, 1);
 
@@ -696,6 +719,96 @@ static void draw_putsxy_oriented(int x, int y, const char *str)
 }
 #endif /* LCD_PORTRAIT */
 
+/** FPS Display **/
+
+/* Post-frame callback (on video thread) - update the FPS rectangle from the
+ * framebuffer */
+static void fps_post_frame_callback(void)
+{
+    vo_lock();
+    mylcd_update_rect(fps.pf_x, fps.pf_y,
+                      fps.pf_width, fps.pf_height);
+    vo_unlock();
+}
+
+/* Set up to have the callback only update the intersection of the video
+ * rectangle and the FPS text rectangle - if they don't intersect, then
+ * the callback is set to NULL */
+static void fps_update_post_frame_callback(void)
+{
+    void (*cb)(void) = NULL;
+
+    if (settings.showfps) {
+        struct vo_rect cliprect;
+
+        if (stream_vo_get_clip(&cliprect)) {
+            /* Oriented screen coordinates -> OSD coordinates */
+            vo_rect_offset(&cliprect, -osd.x, -osd.y);
+
+            if (vo_rect_intersect(&cliprect, &cliprect, &fps.rect)) {
+                int x = cliprect.l;
+                int y = cliprect.t;
+                int width = cliprect.r - cliprect.l;
+                int height = cliprect.b - cliprect.t;
+
+                /* OSD coordinates -> framebuffer coordinates */
+                fps.pf_x = _X;
+                fps.pf_y = _Y;
+                fps.pf_width = _W;
+                fps.pf_height = _H;
+
+                cb = fps_post_frame_callback;
+            }
+        }
+    }
+
+    stream_set_callback(VIDEO_SET_POST_FRAME_CALLBACK, cb);
+}
+
+/* Refresh the FPS display */
+static void fps_refresh(void)
+{
+    char str[FPS_BUFSIZE];
+    struct video_output_stats stats;
+    int w, h, sw;
+    long tick;
+
+    tick = *rb->current_tick;
+
+    if (TIME_BEFORE(tick, fps.update_tick))
+        return;
+
+    fps.update_tick = tick + FPS_UPDATE_INTERVAL;
+
+    stream_video_stats(&stats);
+
+    rb->snprintf(str, FPS_BUFSIZE, FPS_FORMAT,
+                 stats.fps / 100, stats.fps % 100);
+
+    w = fps.rect.r - fps.rect.l;
+    h = fps.rect.b - fps.rect.t;
+
+    draw_clear_area(fps.rect.l, fps.rect.t, w, h);
+    mylcd_getstringsize(str, &sw, NULL);
+    draw_putsxy_oriented(fps.rect.r - sw, fps.rect.t, str);
+
+    vo_lock();
+    draw_update_rect(fps.rect.l, fps.rect.t, w, h);
+    vo_unlock();
+}
+
+/* Initialize the FPS display */
+static void fps_init(void)
+{
+    fps.update_tick = *rb->current_tick;
+    fps.rect.l = fps.rect.t = 0;
+    mylcd_getstringsize(FPS_DIMSTR, &fps.rect.r, &fps.rect.b);
+    vo_rect_offset(&fps.rect, -osd.x, -osd.y);
+    fps_update_post_frame_callback();
+}
+
+/** OSD **/
+
 #if defined(HAVE_LCD_ENABLE) || defined(HAVE_LCD_SLEEP)
 /* So we can refresh the overlay */
 static void osd_lcd_enable_hook(void* param)
@@ -743,7 +856,7 @@ static void osd_text_init(void)
     int phys;
     int spc_width;
 
-    mylcd_setfont(FONT_UI);
+    draw_setfont(FONT_UI);
 
     osd.x = 0;
     osd.width = SCREEN_WIDTH;
@@ -812,7 +925,7 @@ static void osd_text_init(void)
 #endif
     osd.y = SCREEN_HEIGHT - osd.height;
 
-    mylcd_setfont(FONT_SYSFIXED);
+    draw_setfont(FONT_SYSFIXED);
 }
 
 static void osd_init(void)
@@ -835,6 +948,7 @@ static void osd_init(void)
     osd.auto_refresh = OSD_REFRESH_TIME;
     osd.next_auto_refresh = *rb->current_tick;
     osd_text_init();
+    fps_init();
 }
 
 #ifdef HAVE_HEADPHONE_DETECTION
@@ -1047,6 +1161,9 @@ static void osd_refresh(int hint)
 
     tick = *rb->current_tick;
 
+    if (settings.showfps)
+        fps_refresh();
+
     if (hint == OSD_REFRESH_DEFAULT) {
         /* The default which forces no updates */
 
@@ -1116,7 +1233,7 @@ static void osd_refresh(int hint)
     oldfg = mylcd_get_foreground();
     oldbg = mylcd_get_background();
 
-    mylcd_setfont(FONT_UI);
+    draw_setfont(FONT_UI);
     mylcd_set_foreground(osd.fgcolor);
     mylcd_set_background(osd.bgcolor);
 
@@ -1140,7 +1257,7 @@ static void osd_refresh(int hint)
     }
 
     /* Go back to defaults */
-    mylcd_setfont(FONT_SYSFIXED);
+    draw_setfont(FONT_SYSFIXED);
     mylcd_set_foreground(oldfg);
     mylcd_set_background(oldbg);
 
@@ -1391,6 +1508,7 @@ static int osd_play(uint32_t time)
         osd_backlight_on_video_mode(true);
         osd_backlight_brightness_video_mode(true);
         stream_show_vo(true);
+
         retval = stream_play();
 
         if (retval >= STREAM_OK)
@@ -1747,6 +1865,8 @@ static int button_loop(void)
 
             next_action = (settings.play_mode == 0) ? VIDEO_STOP : VIDEO_NEXT;
 
+            fps_update_post_frame_callback();
+
             /* The menu can change the font, so restore */
             rb->lcd_setfont(FONT_SYSFIXED);
 #ifdef HAVE_LCD_COLOR
diff --git a/apps/plugins/mpegplayer/stream_mgr.c b/apps/plugins/mpegplayer/stream_mgr.c
index cee384f..6607402 100644
--- a/apps/plugins/mpegplayer/stream_mgr.c
+++ b/apps/plugins/mpegplayer/stream_mgr.c
@@ -695,8 +695,8 @@ static intptr_t send_video_msg(long id, intptr_t data)
             if (disk_buf_status() != STREAM_STOPPED)
                 break; /* Prepare image if not playing */
 
-            if (!parser_prepare_image(str_parser.last_seek_time))
-                return false; /* Preparation failed */
+            /* Ignore return and try video thread anyway */
+            parser_prepare_image(str_parser.last_seek_time);
 
             /* Image ready - pass message to video thread */
             break;
@@ -766,6 +766,25 @@ void stream_vo_set_clip(const struct vo_rect *rc)
     stream_mgr_unlock();
 }
 
+bool stream_vo_get_clip(struct vo_rect *rc)
+{
+    bool retval;
+
+    if (!rc)
+        return false;
+
+    stream_mgr_lock();
+
+    retval = send_video_msg(VIDEO_GET_CLIP_RECT,
+                            (intptr_t)&stream_mgr.parms.rc);
+
+    *rc = stream_mgr.parms.rc;
+
+    stream_mgr_unlock();
+
+    return retval;
+}
+
 #ifndef HAVE_LCD_COLOR
 /* Show/hide the gray video overlay (independently of vo visibility). */
 void stream_gray_show(bool show)
@@ -810,6 +829,23 @@ bool stream_draw_frame(bool no_prepare)
     return retval;
 }
 
+bool stream_set_callback(long id, void *fn)
+{
+    bool retval = false;
+
+    stream_mgr_lock();
+
+    switch (id)
+    {
+    case VIDEO_SET_POST_FRAME_CALLBACK:
+        retval =  send_video_msg(id, (intptr_t)fn);
+    }
+
+    stream_mgr_unlock();
+
+    return retval;
+}
+
 /* Return the time playback should resume if interrupted */
 uint32_t stream_get_resume_time(void)
 {
diff --git a/apps/plugins/mpegplayer/stream_mgr.h b/apps/plugins/mpegplayer/stream_mgr.h
index a07305a..7dba9ac 100644
--- a/apps/plugins/mpegplayer/stream_mgr.h
+++ b/apps/plugins/mpegplayer/stream_mgr.h
@@ -106,6 +106,9 @@ bool stream_show_vo(bool show);
 /* Set the visible section of video */
 void stream_vo_set_clip(const struct vo_rect *rc);
 
+/* Return current visible section of video */
+bool stream_vo_get_clip(struct vo_rect *rc);
+
 #ifndef HAVE_LCD_COLOR
 void stream_gray_show(bool show);
 #endif
@@ -149,6 +152,11 @@ static inline uint32_t stream_get_duration(void)
 static inline bool stream_can_seek(void)
     { return parser_can_seek(); }
 
+static inline void stream_video_stats(struct video_output_stats *s)
+    { video_thread_get_stats(s); }
+
+bool stream_set_callback(long id, void * fn);
+
 /* Keep the disk spinning (for seeking and browsing) */
 static inline void stream_keep_disk_active(void)
 {
diff --git a/apps/plugins/mpegplayer/stream_thread.h b/apps/plugins/mpegplayer/stream_thread.h
index 1d3a445..5791a49 100644
--- a/apps/plugins/mpegplayer/stream_thread.h
+++ b/apps/plugins/mpegplayer/stream_thread.h
@@ -108,6 +108,8 @@ enum stream_message
     VIDEO_PRINT_FRAME,        /* Print the frame at the current position */
     VIDEO_PRINT_THUMBNAIL,    /* Print a thumbnail of the current position */
     VIDEO_SET_CLIP_RECT,      /* Set the visible video area */
+    VIDEO_GET_CLIP_RECT,      /* Return the visible video area */
+    VIDEO_SET_POST_FRAME_CALLBACK, /* Set a callback after frame is drawn */
     STREAM_MESSAGE_LAST,
 };
 
@@ -160,9 +162,20 @@ extern struct stream audio_str IBSS_ATTR;
 
 bool video_thread_init(void);
 void video_thread_exit(void);
+
+struct video_output_stats
+{
+    int    num_drawn;       /* Number of frames drawn since reset */
+    int    num_skipped;     /* Number of frames skipped since reset */
+    int    fps;             /* fps rate in 100ths of a frame per second */
+};
+
+void video_thread_get_stats(struct video_output_stats *s);
+
 bool audio_thread_init(void);
 void audio_thread_exit(void);
 
+
 /* Some queue function wrappers to keep things clean-ish */
 
 /* For stream use only */
diff --git a/apps/plugins/mpegplayer/video_out.h b/apps/plugins/mpegplayer/video_out.h
index 808f233..2a3364c 100644
--- a/apps/plugins/mpegplayer/video_out.h
+++ b/apps/plugins/mpegplayer/video_out.h
@@ -58,8 +58,10 @@ bool vo_show (bool show);
 bool vo_is_visible(void);
 void vo_setup (const mpeg2_sequence_t * sequence);
 void vo_set_clip_rect(const struct vo_rect *rc);
+bool vo_get_clip_rect(struct vo_rect *rc);
 void vo_dimensions(struct vo_ext *sz);
 void vo_cleanup (void);
+void vo_set_post_draw_callback(void (*cb)(void));
 
 #if NUM_CORES > 1
 void vo_lock(void);
diff --git a/apps/plugins/mpegplayer/video_out_rockbox.c b/apps/plugins/mpegplayer/video_out_rockbox.c
index fe3deaf..214bdf3 100644
--- a/apps/plugins/mpegplayer/video_out_rockbox.c
+++ b/apps/plugins/mpegplayer/video_out_rockbox.c
@@ -41,6 +41,7 @@ struct vo_data
     unsigned flags;
     struct vo_rect rc_vid;
     struct vo_rect rc_clip;
+    void (*post_draw_callback)(void);
 };
 
 #if NUM_CORES > 1
@@ -80,9 +81,10 @@ static inline void video_unlock(void)
 
 
 /* Draw a black rectangle if no video frame is available */
-static void vo_draw_black(void)
+static void vo_draw_black(struct vo_rect *rc)
 {
     int foreground;
+    int x, y, w, h;
 
     video_lock();
 
@@ -90,10 +92,30 @@ static void vo_draw_black(void)
 
     mylcd_set_foreground(MYLCD_BLACK);
 
-    mylcd_fillrect(vo.output_x, vo.output_y, vo.output_width,
-                   vo.output_height);
-    mylcd_update_rect(vo.output_x, vo.output_y, vo.output_width,
-                      vo.output_height);
+    if (rc)
+    {
+        x = rc->l;
+        y = rc->t;
+        w = rc->r - rc->l;
+        h = rc->b - rc->t;
+    }
+    else
+    {
+#if LCD_WIDTH >= LCD_HEIGHT
+        x = vo.output_x;
+        y = vo.output_y;
+        w = vo.output_width;
+        h = vo.output_height;
+#else
+        x = LCD_WIDTH - vo.output_height - vo.output_y;
+        y = vo.output_x;
+        w = vo.output_height;
+        h = vo.output_width;
+#endif
+    }
+
+    mylcd_fillrect(x, y, w, h);
+    mylcd_update_rect(x, y, w, h);
 
     mylcd_set_foreground(foreground);
 
@@ -122,19 +144,22 @@ void vo_draw_frame(uint8_t * const * buf)
         /* Frame is hidden - either by being set invisible or is clipped
          * away - copout */
         DEBUGF("vo hidden\n");
-        return;
     }
     else if (buf == NULL)
     {
         /* No frame exists - draw black */
-        vo_draw_black();
+        vo_draw_black(NULL);
         DEBUGF("vo no frame\n");
-        return;
+    }
+    else
+    {
+        yuv_blit(buf, 0, 0, vo.image_width,
+                 vo.output_x, vo.output_y, vo.output_width,
+                 vo.output_height);
     }
 
-    yuv_blit(buf, 0, 0, vo.image_width,
-             vo.output_x, vo.output_y, vo.output_width,
-             vo.output_height);
+    if (vo.post_draw_callback)
+        vo.post_draw_callback();
 }
 
 static inline void vo_rect_clear_inl(struct vo_rect *rc)
@@ -348,14 +373,14 @@ bool vo_draw_frame_thumb(uint8_t * const * buf, const struct vo_rect *rc)
     int thumb_width, thumb_height;
     int thumb_uv_width, thumb_uv_height;
 
-    if (buf == NULL)
-        return false;
-
     /* Obtain rectangle as clipped to the screen */
     vo_rect_set_ext(&thumb_rc, 0, 0, LCD_WIDTH, LCD_HEIGHT);
     if (!vo_rect_intersect(&thumb_rc, rc, &thumb_rc))
         return true;
 
+    if (buf == NULL)
+        goto no_thumb_exit;
+
     DEBUGF("thumb_rc: %d, %d, %d, %d\n", thumb_rc.l, thumb_rc.t,
            thumb_rc.r, thumb_rc.b);
 
@@ -377,7 +402,7 @@ bool vo_draw_frame_thumb(uint8_t * const * buf, const struct vo_rect *rc)
             )
     {
         DEBUGF("thumb: insufficient buffer\n");
-        return false;
+        goto no_thumb_exit;
     }
 
     yuv[0] = mem;
@@ -411,6 +436,10 @@ bool vo_draw_frame_thumb(uint8_t * const * buf, const struct vo_rect *rc)
 #endif /* LCD_WIDTH >= LCD_HEIGHT */
 
     return true;
+
+no_thumb_exit:
+    vo_draw_black(&thumb_rc);
+    return false;
 }
 
 void vo_setup(const mpeg2_sequence_t * sequence)
@@ -512,6 +541,20 @@ void vo_set_clip_rect(const struct vo_rect *rc)
     vo.output_height = rc_out.b - rc_out.t;
 }
 
+bool vo_get_clip_rect(struct vo_rect *rc)
+{
+    rc->l = vo.output_x;
+    rc->t = vo.output_y;
+    rc->r = rc->l + vo.output_width;
+    rc->b = rc->t + vo.output_height;
+    return (vo.flags & VO_NON_NULL_RECT) != 0;
+}
+
+void vo_set_post_draw_callback(void (*cb)(void))
+{
+    vo.post_draw_callback = cb;
+}
+
 #if NUM_CORES > 1
 void vo_lock(void)
 {
diff --git a/apps/plugins/mpegplayer/video_thread.c b/apps/plugins/mpegplayer/video_thread.c
index 69d94f8..aa88590 100644
--- a/apps/plugins/mpegplayer/video_thread.c
+++ b/apps/plugins/mpegplayer/video_thread.c
@@ -37,21 +37,23 @@ struct video_thread_data
     int    state;           /* Thread state */
     int    status;          /* Media status */
     struct queue_event ev;  /* Our event queue to receive commands */
-    int    num_drawn;       /* Number of frames drawn since reset */
-    int    num_skipped;     /* Number of frames skipped since reset */
     uint32_t eta_stream;    /* Current time of stream */
     uint32_t eta_video;     /* Time that frame has been scheduled for */
     int32_t eta_early;      /* How early has the frame been decoded? */
     int32_t eta_late;       /* How late has the frame been decoded? */
     int frame_drop_level;   /* Drop severity */
     int skip_level;         /* Skip severity */
-    long last_showfps;      /* Last time the FPS display was updated */
     long last_render;       /* Last time a frame was drawn */
     uint32_t curr_time;     /* Current due time of frame */
     uint32_t period;        /* Frame period in clock ticks */
     int      syncf_perfect; /* Last sync fit result */
 };
 
+/* Number drawn since reset */
+static int video_num_drawn SHAREDBSS_ATTR;
+/* Number skipped since reset */
+static int video_num_skipped SHAREDBSS_ATTR;
+
 /* TODO: Check if 4KB is appropriate - it works for my test streams,
    so maybe we can reduce it. */
 #define VIDEO_STACKSIZE (4*1024)
@@ -60,35 +62,6 @@ static struct event_queue video_str_queue SHAREDBSS_ATTR;
 static struct queue_sender_list video_str_queue_send SHAREDBSS_ATTR;
 struct stream video_str IBSS_ATTR;
 
-static void draw_fps(struct video_thread_data *td)
-{
-    uint32_t start;
-    uint32_t clock_ticks = stream_get_ticks(&start);
-    int fps = 0;
-    int buf_pct;
-    char str[80];
-
-    clock_ticks -= start;
-    if (clock_ticks != 0)
-        fps = muldiv_uint32(CLOCK_RATE*100, td->num_drawn, clock_ticks);
-
-    buf_pct = muldiv_uint32(100, pcm_output_used(), PCMOUT_BUFSIZE);
-
-    rb->snprintf(str, sizeof(str), "v:%d.%02d %d %d a:%02d%% %d %d  ",
-                 /* Video information */
-                 fps / 100, fps % 100, td->num_skipped,
-                 td->info->display_picture->temporal_reference,
-                 /* Audio information */
-                 buf_pct, pcm_underruns, pcm_skipped);
-    mylcd_putsxy(0, 0, str);
-
-    vo_lock();
-    mylcd_update_rect(0, 0, LCD_WIDTH, 8);
-    vo_unlock();
-
-    td->last_showfps = *rb->current_tick;
-}
-
 #if defined(DEBUG) || defined(SIMULATOR)
 static unsigned char pic_coding_type_char(unsigned type)
 {
@@ -452,6 +425,31 @@ sync_finished:
     return retval;
 }
 
+static bool frame_print_handler(struct video_thread_data *td)
+{
+    bool retval;
+    uint8_t * const * buf = NULL;
+
+    if (td->info != NULL && td->info->display_fbuf != NULL &&
+        td->syncf_perfect > 0)
+        buf = td->info->display_fbuf->buf;
+
+    if (td->ev.id == VIDEO_PRINT_THUMBNAIL)
+    {
+        /* Print a thumbnail of whatever was last decoded - scale and
+         * position to fill the specified rectangle */
+        retval = vo_draw_frame_thumb(buf, (struct vo_rect *)td->ev.data);
+    }
+    else
+    {
+        /* Print the last frame decoded */
+        vo_draw_frame(buf);
+        retval = buf != NULL;
+    }
+
+    return retval;
+}
+
 /* This only returns to play or quit */
 static void video_thread_msg(struct video_thread_data *td)
 {
@@ -520,8 +518,7 @@ static void video_thread_msg(struct video_thread_data *td)
 
             if (td->ev.data)
             {
-                if (td->info != NULL && td->info->display_fbuf != NULL)
-                    vo_draw_frame(td->info->display_fbuf->buf);
+                frame_print_handler(td);
             }
             else
             {
@@ -547,10 +544,9 @@ static void video_thread_msg(struct video_thread_data *td)
             td->eta_late = 0;
             td->frame_drop_level = 0;
             td->skip_level = 0;
-            td->num_drawn = 0;
-            td->num_skipped = 0;
-            td->last_showfps = *rb->current_tick - HZ;
-            td->last_render = td->last_showfps;
+            td->last_render = *rb->current_tick - HZ;
+            video_num_drawn = 0;
+            video_num_skipped = 0;
 
             reply = true;
             break;
@@ -573,28 +569,17 @@ static void video_thread_msg(struct video_thread_data *td)
             str_data_notify_received(&video_str);
             break;
 
+        case VIDEO_PRINT_FRAME:
         case VIDEO_PRINT_THUMBNAIL:
-            /* Print a thumbnail of whatever was last decoded - scale and
-             * position to fill the specified rectangle */
-            if (td->info != NULL && td->info->display_fbuf != NULL)
-            {
-                vo_draw_frame_thumb(td->info->display_fbuf->buf,
-                                    (struct vo_rect *)td->ev.data);
-                reply = true;
-            }
+            reply = frame_print_handler(td);
             break;
 
         case VIDEO_SET_CLIP_RECT:
             vo_set_clip_rect((const struct vo_rect *)td->ev.data);
             break;
 
-        case VIDEO_PRINT_FRAME:
-            /* Print the last frame decoded */
-            if (td->info != NULL && td->info->display_fbuf != NULL)
-            {
-                vo_draw_frame(td->info->display_fbuf->buf);
-                reply = true;
-            }
+        case VIDEO_GET_CLIP_RECT:
+            reply = vo_get_clip_rect((struct vo_rect *)td->ev.data);
             break;
 
         case VIDEO_GET_SIZE:
@@ -621,6 +606,11 @@ static void video_thread_msg(struct video_thread_data *td)
             reply = video_str_scan(td, (struct str_sync_data *)td->ev.data);
             break;
 
+        case VIDEO_SET_POST_FRAME_CALLBACK:
+            vo_set_post_draw_callback((void (*)(void))td->ev.data);
+            reply = true;
+            break;
+
         case STREAM_QUIT:
             /* Time to go - make thread exit */
             td->state = TSTATE_EOS;
@@ -802,6 +792,8 @@ static void video_thread(void)
             if (td.info->display_fbuf == NULL)
                 break; /* No picture */
 
+            td.syncf_perfect = 1; /* yes, a frame exists */
+
             /* Get presentation times in audio samples - quite accurate
                enough - add previous frame duration if not stamped */
             td.curr_time = (td.info->display_picture->flags & PIC_FLAG_TAGS) ?
@@ -902,8 +894,8 @@ static void video_thread(void)
             {
                 /* This frame was set to skip so skip it after having updated
                    timing information */
-                td.num_skipped++;
                 td.eta_early = INT32_MIN;
+                video_num_skipped++;
                 goto picture_skip;
             }
 
@@ -913,8 +905,8 @@ static void video_thread(void)
                 /* Render drop was set previously but nothing was dropped in the
                    decoder or it's been to long since drawing the last frame. */
                 td.skip_level = 0;
-                td.num_skipped++;
                 td.eta_early = INT32_MIN;
+                video_num_skipped++;
                 goto picture_skip;
             }
 
@@ -970,18 +962,11 @@ static void video_thread(void)
         picture_draw:
             /* Record last frame time */
             td.last_render = *rb->current_tick;
+
             vo_draw_frame(td.info->display_fbuf->buf);
-            td.num_drawn++;
+            video_num_drawn++;
 
         picture_skip:
-            if (!settings.showfps)
-                break;
-
-            if (TIME_BEFORE(*rb->current_tick, td.last_showfps + HZ))
-                break;
-
-            /* Calculate and display fps */
-            draw_fps(&td);
             break;
             }
 
@@ -1032,3 +1017,19 @@ void video_thread_exit(void)
         video_str.thread = 0;
     }
 }
+
+
+/** Misc **/
+void video_thread_get_stats(struct video_output_stats *s)
+{
+    uint32_t start;
+    uint32_t now = stream_get_ticks(&start);
+    s->num_drawn = video_num_drawn;
+    s->num_skipped = video_num_skipped;
+
+    s->fps = 0;
+
+    if (now > start)
+        s->fps = muldiv_uint32(CLOCK_RATE*100, s->num_drawn, now - start);
+}
+