1 files changed, 414 insertions, 0 deletions

diff --git a/apps/plugins/imageviewer/imageviewer.h b/apps/plugins/imageviewer/imageviewer.h
new file mode 100644
index 0000000000..3851e1f2a2
--- /dev/null
+++ b/apps/plugins/imageviewer/imageviewer.h
@@ -0,0 +1,414 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * user intereface of image viewers (jpeg, png, etc.)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#ifndef _IMGVIEW_IMGVIEW_H
+#define _IMGVIEW_IMGVIEW_H
+
+#include "plugin.h"
+
+/* variable button definitions */
+#if CONFIG_KEYPAD == RECORDER_PAD
+#define IMGVIEW_ZOOM_IN     BUTTON_PLAY
+#define IMGVIEW_ZOOM_OUT    BUTTON_ON
+#define IMGVIEW_UP          BUTTON_UP
+#define IMGVIEW_DOWN        BUTTON_DOWN
+#define IMGVIEW_LEFT        BUTTON_LEFT
+#define IMGVIEW_RIGHT       BUTTON_RIGHT
+#define IMGVIEW_NEXT        BUTTON_F3
+#define IMGVIEW_PREVIOUS    BUTTON_F2
+#define IMGVIEW_MENU        BUTTON_OFF
+
+#elif CONFIG_KEYPAD == ARCHOS_AV300_PAD
+#define IMGVIEW_ZOOM_IN     BUTTON_SELECT
+#define IMGVIEW_ZOOM_OUT    BUTTON_ON
+#define IMGVIEW_UP          BUTTON_UP
+#define IMGVIEW_DOWN        BUTTON_DOWN
+#define IMGVIEW_LEFT        BUTTON_LEFT
+#define IMGVIEW_RIGHT       BUTTON_RIGHT
+#define IMGVIEW_NEXT        BUTTON_F3
+#define IMGVIEW_PREVIOUS    BUTTON_F2
+#define IMGVIEW_MENU        BUTTON_OFF
+
+#elif CONFIG_KEYPAD == ONDIO_PAD
+#define IMGVIEW_ZOOM_PRE    BUTTON_MENU
+#define IMGVIEW_ZOOM_IN     (BUTTON_MENU | BUTTON_REL)
+#define IMGVIEW_ZOOM_OUT    (BUTTON_MENU | BUTTON_DOWN)
+#define IMGVIEW_UP          BUTTON_UP
+#define IMGVIEW_DOWN        BUTTON_DOWN
+#define IMGVIEW_LEFT        BUTTON_LEFT
+#define IMGVIEW_RIGHT       BUTTON_RIGHT
+#define IMGVIEW_NEXT        (BUTTON_MENU | BUTTON_RIGHT)
+#define IMGVIEW_PREVIOUS    (BUTTON_MENU | BUTTON_LEFT)
+#define IMGVIEW_MENU        BUTTON_OFF
+
+#elif (CONFIG_KEYPAD == IRIVER_H100_PAD) || \
+      (CONFIG_KEYPAD == IRIVER_H300_PAD)
+#define IMGVIEW_ZOOM_IN     BUTTON_SELECT
+#define IMGVIEW_ZOOM_OUT    BUTTON_MODE
+#define IMGVIEW_UP          BUTTON_UP
+#define IMGVIEW_DOWN        BUTTON_DOWN
+#define IMGVIEW_LEFT        BUTTON_LEFT
+#define IMGVIEW_RIGHT       BUTTON_RIGHT
+#if (CONFIG_KEYPAD == IRIVER_H100_PAD)
+#define IMGVIEW_NEXT        BUTTON_ON
+#define IMGVIEW_PREVIOUS    BUTTON_REC
+#else
+#define IMGVIEW_NEXT        BUTTON_REC
+#define IMGVIEW_PREVIOUS    BUTTON_ON
+#endif
+#define IMGVIEW_MENU        BUTTON_OFF
+#define IMGVIEW_RC_MENU     BUTTON_RC_STOP
+
+#elif (CONFIG_KEYPAD == IPOD_4G_PAD) || (CONFIG_KEYPAD == IPOD_3G_PAD) || \
+      (CONFIG_KEYPAD == IPOD_1G2G_PAD)
+#define IMGVIEW_ZOOM_IN     BUTTON_SCROLL_FWD
+#define IMGVIEW_ZOOM_OUT    BUTTON_SCROLL_BACK
+#define IMGVIEW_UP          BUTTON_MENU
+#define IMGVIEW_DOWN        BUTTON_PLAY
+#define IMGVIEW_LEFT        BUTTON_LEFT
+#define IMGVIEW_RIGHT       BUTTON_RIGHT
+#define IMGVIEW_NEXT        (BUTTON_SELECT | BUTTON_RIGHT)
+#define IMGVIEW_PREVIOUS    (BUTTON_SELECT | BUTTON_LEFT)
+#define IMGVIEW_MENU        (BUTTON_SELECT | BUTTON_MENU)
+
+#elif CONFIG_KEYPAD == IAUDIO_X5M5_PAD
+#define IMGVIEW_ZOOM_PRE    BUTTON_SELECT
+#define IMGVIEW_ZOOM_IN     (BUTTON_SELECT | BUTTON_REL)
+#define IMGVIEW_ZOOM_OUT    (BUTTON_SELECT | BUTTON_REPEAT)
+#define IMGVIEW_UP          BUTTON_UP
+#define IMGVIEW_DOWN        BUTTON_DOWN
+#define IMGVIEW_LEFT        BUTTON_LEFT
+#define IMGVIEW_RIGHT       BUTTON_RIGHT
+#define IMGVIEW_NEXT        BUTTON_PLAY
+#define IMGVIEW_PREVIOUS    BUTTON_REC
+#define IMGVIEW_MENU        BUTTON_POWER
+
+#elif CONFIG_KEYPAD == GIGABEAT_PAD
+#define IMGVIEW_ZOOM_IN     BUTTON_VOL_UP
+#define IMGVIEW_ZOOM_OUT    BUTTON_VOL_DOWN
+#define IMGVIEW_UP          BUTTON_UP
+#define IMGVIEW_DOWN        BUTTON_DOWN
+#define IMGVIEW_LEFT        BUTTON_LEFT
+#define IMGVIEW_RIGHT       BUTTON_RIGHT
+#define IMGVIEW_NEXT        (BUTTON_A | BUTTON_RIGHT)
+#define IMGVIEW_PREVIOUS    (BUTTON_A | BUTTON_LEFT)
+#define IMGVIEW_MENU        BUTTON_MENU
+
+#elif CONFIG_KEYPAD == SANSA_E200_PAD
+#define IMGVIEW_ZOOM_PRE        BUTTON_SELECT
+#define IMGVIEW_ZOOM_IN         (BUTTON_SELECT | BUTTON_REL)
+#define IMGVIEW_ZOOM_OUT        (BUTTON_SELECT | BUTTON_REPEAT)
+#define IMGVIEW_UP              BUTTON_UP
+#define IMGVIEW_DOWN            BUTTON_DOWN
+#define IMGVIEW_LEFT            BUTTON_LEFT
+#define IMGVIEW_RIGHT           BUTTON_RIGHT
+#define IMGVIEW_NEXT            BUTTON_SCROLL_FWD
+#define IMGVIEW_NEXT_REPEAT     (BUTTON_SCROLL_FWD|BUTTON_REPEAT)
+#define IMGVIEW_PREVIOUS        BUTTON_SCROLL_BACK
+#define IMGVIEW_PREVIOUS_REPEAT (BUTTON_SCROLL_BACK|BUTTON_REPEAT)
+#define IMGVIEW_MENU            BUTTON_POWER
+#define IMGVIEW_SLIDE_SHOW      BUTTON_REC
+
+#elif CONFIG_KEYPAD == SANSA_FUZE_PAD
+#define IMGVIEW_ZOOM_PRE        BUTTON_SELECT
+#define IMGVIEW_ZOOM_IN         (BUTTON_SELECT | BUTTON_REL)
+#define IMGVIEW_ZOOM_OUT        (BUTTON_SELECT | BUTTON_REPEAT)
+#define IMGVIEW_UP              BUTTON_UP
+#define IMGVIEW_DOWN            BUTTON_DOWN
+#define IMGVIEW_LEFT            BUTTON_LEFT
+#define IMGVIEW_RIGHT           BUTTON_RIGHT
+#define IMGVIEW_NEXT            BUTTON_SCROLL_FWD
+#define IMGVIEW_NEXT_REPEAT     (BUTTON_SCROLL_FWD|BUTTON_REPEAT)
+#define IMGVIEW_PREVIOUS        BUTTON_SCROLL_BACK
+#define IMGVIEW_PREVIOUS_REPEAT (BUTTON_SCROLL_BACK|BUTTON_REPEAT)
+#define IMGVIEW_MENU            (BUTTON_HOME|BUTTON_REPEAT)
+
+#elif CONFIG_KEYPAD == SANSA_C200_PAD
+#define IMGVIEW_ZOOM_PRE        BUTTON_SELECT
+#define IMGVIEW_ZOOM_IN         (BUTTON_SELECT | BUTTON_REL)
+#define IMGVIEW_ZOOM_OUT        (BUTTON_SELECT | BUTTON_REPEAT)
+#define IMGVIEW_UP              BUTTON_UP
+#define IMGVIEW_DOWN            BUTTON_DOWN
+#define IMGVIEW_LEFT            BUTTON_LEFT
+#define IMGVIEW_RIGHT           BUTTON_RIGHT
+#define IMGVIEW_NEXT            BUTTON_VOL_UP
+#define IMGVIEW_NEXT_REPEAT     (BUTTON_VOL_UP|BUTTON_REPEAT)
+#define IMGVIEW_PREVIOUS        BUTTON_VOL_DOWN
+#define IMGVIEW_PREVIOUS_REPEAT (BUTTON_VOL_DOWN|BUTTON_REPEAT)
+#define IMGVIEW_MENU            BUTTON_POWER
+#define IMGVIEW_SLIDE_SHOW      BUTTON_REC
+
+#elif CONFIG_KEYPAD == SANSA_CLIP_PAD
+#define IMGVIEW_ZOOM_PRE        BUTTON_SELECT
+#define IMGVIEW_ZOOM_IN         (BUTTON_SELECT | BUTTON_REL)
+#define IMGVIEW_ZOOM_OUT        (BUTTON_SELECT | BUTTON_REPEAT)
+#define IMGVIEW_UP              BUTTON_UP
+#define IMGVIEW_DOWN            BUTTON_DOWN
+#define IMGVIEW_LEFT            BUTTON_LEFT
+#define IMGVIEW_RIGHT           BUTTON_RIGHT
+#define IMGVIEW_NEXT            BUTTON_VOL_UP
+#define IMGVIEW_NEXT_REPEAT     (BUTTON_VOL_UP|BUTTON_REPEAT)
+#define IMGVIEW_PREVIOUS        BUTTON_VOL_DOWN
+#define IMGVIEW_PREVIOUS_REPEAT (BUTTON_VOL_DOWN|BUTTON_REPEAT)
+#define IMGVIEW_MENU            BUTTON_POWER
+#define IMGVIEW_SLIDE_SHOW      BUTTON_HOME
+
+#elif CONFIG_KEYPAD == SANSA_M200_PAD
+#define IMGVIEW_ZOOM_PRE        BUTTON_SELECT
+#define IMGVIEW_ZOOM_IN         (BUTTON_SELECT | BUTTON_REL)
+#define IMGVIEW_ZOOM_OUT        (BUTTON_SELECT | BUTTON_REPEAT)
+#define IMGVIEW_UP              BUTTON_UP
+#define IMGVIEW_DOWN            BUTTON_DOWN
+#define IMGVIEW_LEFT            BUTTON_LEFT
+#define IMGVIEW_RIGHT           BUTTON_RIGHT
+#define IMGVIEW_NEXT            BUTTON_VOL_UP
+#define IMGVIEW_NEXT_REPEAT     (BUTTON_VOL_UP|BUTTON_REPEAT)
+#define IMGVIEW_PREVIOUS        BUTTON_VOL_DOWN
+#define IMGVIEW_PREVIOUS_REPEAT (BUTTON_VOL_DOWN|BUTTON_REPEAT)
+#define IMGVIEW_MENU            BUTTON_POWER
+#define IMGVIEW_SLIDE_SHOW      (BUTTON_SELECT | BUTTON_UP)
+
+#elif CONFIG_KEYPAD == IRIVER_H10_PAD
+#define IMGVIEW_ZOOM_PRE    BUTTON_PLAY
+#define IMGVIEW_ZOOM_IN     (BUTTON_PLAY | BUTTON_REL)
+#define IMGVIEW_ZOOM_OUT    (BUTTON_PLAY | BUTTON_REPEAT)
+#define IMGVIEW_UP          BUTTON_SCROLL_UP
+#define IMGVIEW_DOWN        BUTTON_SCROLL_DOWN
+#define IMGVIEW_LEFT        BUTTON_LEFT
+#define IMGVIEW_RIGHT       BUTTON_RIGHT
+#define IMGVIEW_NEXT        BUTTON_FF
+#define IMGVIEW_PREVIOUS    BUTTON_REW
+#define IMGVIEW_MENU        BUTTON_POWER
+
+#elif CONFIG_KEYPAD == MROBE500_PAD
+#define IMGVIEW_MENU        BUTTON_POWER
+
+#elif CONFIG_KEYPAD == GIGABEAT_S_PAD
+#define IMGVIEW_ZOOM_IN     BUTTON_VOL_UP
+#define IMGVIEW_ZOOM_OUT    BUTTON_VOL_DOWN
+#define IMGVIEW_UP          BUTTON_UP
+#define IMGVIEW_DOWN        BUTTON_DOWN
+#define IMGVIEW_LEFT        BUTTON_LEFT
+#define IMGVIEW_RIGHT       BUTTON_RIGHT
+#define IMGVIEW_NEXT        BUTTON_NEXT
+#define IMGVIEW_PREVIOUS    BUTTON_PREV
+#define IMGVIEW_MENU        BUTTON_MENU
+
+#elif CONFIG_KEYPAD == MROBE100_PAD
+#define IMGVIEW_ZOOM_IN     BUTTON_SELECT
+#define IMGVIEW_ZOOM_OUT    BUTTON_PLAY
+#define IMGVIEW_UP          BUTTON_UP
+#define IMGVIEW_DOWN        BUTTON_DOWN
+#define IMGVIEW_LEFT        BUTTON_LEFT
+#define IMGVIEW_RIGHT       BUTTON_RIGHT
+#define IMGVIEW_NEXT        (BUTTON_DISPLAY | BUTTON_RIGHT)
+#define IMGVIEW_PREVIOUS    (BUTTON_DISPLAY | BUTTON_LEFT)
+#define IMGVIEW_MENU        BUTTON_MENU
+
+#elif CONFIG_KEYPAD == IAUDIO_M3_PAD
+#define IMGVIEW_ZOOM_PRE    BUTTON_RC_PLAY
+#define IMGVIEW_ZOOM_IN     (BUTTON_RC_PLAY|BUTTON_REL)
+#define IMGVIEW_ZOOM_OUT    (BUTTON_RC_PLAY|BUTTON_REPEAT)
+#define IMGVIEW_UP          BUTTON_RC_VOL_UP
+#define IMGVIEW_DOWN        BUTTON_RC_VOL_DOWN
+#define IMGVIEW_LEFT        BUTTON_RC_REW
+#define IMGVIEW_RIGHT       BUTTON_RC_FF
+#define IMGVIEW_NEXT        BUTTON_RC_MODE
+#define IMGVIEW_PREVIOUS    BUTTON_RC_MENU
+#define IMGVIEW_MENU        BUTTON_RC_REC
+
+#elif CONFIG_KEYPAD == COWON_D2_PAD
+
+#elif CONFIG_KEYPAD == IAUDIO67_PAD
+#define IMGVIEW_ZOOM_IN     BUTTON_VOLUP
+#define IMGVIEW_ZOOM_OUT    BUTTON_VOLDOWN
+#define IMGVIEW_UP          BUTTON_STOP
+#define IMGVIEW_DOWN        BUTTON_PLAY
+#define IMGVIEW_LEFT        BUTTON_LEFT
+#define IMGVIEW_RIGHT       BUTTON_RIGHT
+#define IMGVIEW_NEXT        (BUTTON_PLAY|BUTTON_VOLUP)
+#define IMGVIEW_PREVIOUS    (BUTTON_PLAY|BUTTON_VOLDOWN)
+#define IMGVIEW_MENU        BUTTON_MENU
+
+#elif CONFIG_KEYPAD == CREATIVEZVM_PAD
+
+#define IMGVIEW_ZOOM_IN     BUTTON_PLAY
+#define IMGVIEW_ZOOM_OUT    BUTTON_CUSTOM
+#define IMGVIEW_UP          BUTTON_UP
+#define IMGVIEW_DOWN        BUTTON_DOWN
+#define IMGVIEW_LEFT        BUTTON_LEFT
+#define IMGVIEW_RIGHT       BUTTON_RIGHT
+#define IMGVIEW_NEXT        BUTTON_SELECT
+#define IMGVIEW_PREVIOUS    BUTTON_BACK
+#define IMGVIEW_MENU        BUTTON_MENU
+
+#elif CONFIG_KEYPAD == PHILIPS_HDD1630_PAD
+#define IMGVIEW_ZOOM_IN     BUTTON_VOL_UP
+#define IMGVIEW_ZOOM_OUT    BUTTON_VOL_DOWN
+#define IMGVIEW_UP          BUTTON_UP
+#define IMGVIEW_DOWN        BUTTON_DOWN
+#define IMGVIEW_LEFT        BUTTON_LEFT
+#define IMGVIEW_RIGHT       BUTTON_RIGHT
+#define IMGVIEW_NEXT        BUTTON_VIEW
+#define IMGVIEW_PREVIOUS    BUTTON_PLAYLIST
+#define IMGVIEW_MENU        BUTTON_MENU
+
+#elif CONFIG_KEYPAD == PHILIPS_SA9200_PAD
+#define IMGVIEW_ZOOM_IN     BUTTON_VOL_UP
+#define IMGVIEW_ZOOM_OUT    BUTTON_VOL_DOWN
+#define IMGVIEW_UP          BUTTON_UP
+#define IMGVIEW_DOWN        BUTTON_DOWN
+#define IMGVIEW_LEFT        BUTTON_PREV
+#define IMGVIEW_RIGHT       BUTTON_NEXT
+#define IMGVIEW_NEXT        BUTTON_RIGHT
+#define IMGVIEW_PREVIOUS    BUTTON_LEFT
+#define IMGVIEW_MENU        BUTTON_MENU
+
+#elif CONFIG_KEYPAD == ONDAVX747_PAD
+#elif CONFIG_KEYPAD == ONDAVX777_PAD
+
+#elif CONFIG_KEYPAD == SAMSUNG_YH_PAD
+#define IMGVIEW_ZOOM_IN     (BUTTON_PLAY|BUTTON_UP)
+#define IMGVIEW_ZOOM_OUT    (BUTTON_PLAY|BUTTON_DOWN)
+#define IMGVIEW_UP          BUTTON_UP
+#define IMGVIEW_DOWN        BUTTON_DOWN
+#define IMGVIEW_LEFT        BUTTON_LEFT
+#define IMGVIEW_RIGHT       BUTTON_RIGHT
+#define IMGVIEW_NEXT        BUTTON_FFWD
+#define IMGVIEW_PREVIOUS    BUTTON_REW
+#define IMGVIEW_MENU        BUTTON_PLAY
+
+#else
+#error No keymap defined!
+#endif
+
+#ifdef HAVE_TOUCHSCREEN
+#ifndef IMGVIEW_UP
+#define IMGVIEW_UP          BUTTON_TOPMIDDLE
+#endif
+#ifndef IMGVIEW_DOWN
+#define IMGVIEW_DOWN        BUTTON_BOTTOMMIDDLE
+#endif
+#ifndef IMGVIEW_LEFT
+#define IMGVIEW_LEFT        BUTTON_MIDLEFT
+#endif
+#ifndef IMGVIEW_RIGHT
+#define IMGVIEW_RIGHT       BUTTON_MIDRIGHT
+#endif
+#ifndef IMGVIEW_ZOOM_IN
+#define IMGVIEW_ZOOM_IN     BUTTON_TOPRIGHT
+#endif
+#ifndef IMGVIEW_ZOOM_OUT
+#define IMGVIEW_ZOOM_OUT    BUTTON_TOPLEFT
+#endif
+#ifndef IMGVIEW_MENU
+#define IMGVIEW_MENU        (BUTTON_CENTER|BUTTON_REL)
+#endif
+#ifndef IMGVIEW_NEXT
+#define IMGVIEW_NEXT        BUTTON_BOTTOMRIGHT
+#endif
+#ifndef IMGVIEW_PREVIOUS
+#define IMGVIEW_PREVIOUS    BUTTON_BOTTOMLEFT
+#endif
+#endif
+
+/* different graphics libraries */
+#if LCD_DEPTH < 8
+#define USEGSLIB
+#include <lib/grey.h>
+#define MYLCD(fn) grey_ub_ ## fn
+#define MYLCD_UPDATE()
+#define MYXLCD(fn) grey_ub_ ## fn
+#else
+#include <lib/xlcd.h>
+#define MYLCD(fn) rb->lcd_ ## fn
+#define MYLCD_UPDATE() rb->lcd_update();
+#define MYXLCD(fn) xlcd_ ## fn
+#endif
+
+/* Min memory allowing us to use the plugin buffer
+ * and thus not stopping the music
+ * *Very* rough estimation:
+ * Max 10 000 dir entries * 4bytes/entry (char **) = 40000 bytes
+ * + 30k code size = 70 000
+ * + 50k min for image = 120 000
+ */
+#define MIN_MEM 120000
+
+/* State code for output with return. */
+#define PLUGIN_OTHER    10
+#define PLUGIN_ABORT    11
+#define PLUGIN_OUTOFMEM 12
+
+#if !defined(SIMULATOR) && defined(HAVE_DISK_STORAGE)
+#define DISK_SPINDOWN
+#endif
+
+/* Settings. jpeg needs these */
+struct imgview_settings
+{
+    /* include all settings for varias decoders as using same setting file. */
+#ifdef HAVE_LCD_COLOR
+    int jpeg_colour_mode;
+    int jpeg_dither_mode;
+#endif
+    int ss_timeout;
+};
+
+/* structure passed to decoder. */
+struct image_info {
+    int x_size, y_size; /* set size of loaded image in load_image(). */
+    int width, height;  /* set size of resized image in get_image(). */
+    int x, y;           /* display position */
+    void *data;         /* use freely in decoder. not touched in ui. */
+};
+
+/* callback updating a progress meter while image decoding */
+extern void cb_progress(int current, int total);
+
+extern struct imgview_settings settings;
+extern bool slideshow_enabled;
+extern bool running_slideshow;
+#ifdef DISK_SPINDOWN
+extern bool immediate_ata_off;
+#endif
+#if PLUGIN_BUFFER_SIZE >= MIN_MEM
+extern bool plug_buf;
+#endif
+
+/* functions needed to be implemented in each image decoders. */
+/* return true if ext is supported by the decoder. */
+extern bool img_ext(const char *ext);
+/* return needed size of buffer to store downscaled image by ds */
+extern int img_mem(int ds);
+/* load image from filename. set width and height of info properly. alos, set
+ * buf_size to remaining size of buf after load image. it is used to caluclate
+ * min downscale. */
+extern int load_image(char *filename, struct image_info *info,
+                      unsigned char *buf, ssize_t *buf_size);
+/* downscale loaded image by ds. note that buf to store reszied image is not
+ * provided. return PLUGIN_ERROR for error. ui will skip to next image. */
+extern int get_image(struct image_info *info, int ds);
+/* draw part of image */
+extern void draw_image_rect(struct image_info *info,
+                            int x, int y, int width, int height);
+
+#endif /* _IMGVIEW_IMGVIEW_H */