a1b3c69a0f
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17167 a1c6a512-1295-4272-9138-f99709370657
2111 lines
57 KiB
C
2111 lines
57 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2007 Jonas Hurrelmann (j@outpo.st)
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* Copyright (C) 2007 Nicolas Pennequin
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* Copyright (C) 2007 Ariya Hidayat (ariya@kde.org) (original Qt Version)
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*
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* Original code: http://code.google.com/p/pictureflow/
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "plugin.h"
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#include "pluginlib_actions.h"
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#include "helper.h"
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#include "bmp.h"
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#include "picture.h"
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#include "pictureflow_logo.h"
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#include "pictureflow_emptyslide.h"
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PLUGIN_HEADER
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/******************************* Globals ***********************************/
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static struct plugin_api *rb; /* global api struct pointer */
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const struct button_mapping *plugin_contexts[]
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= {generic_actions, generic_directions};
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#define NB_ACTION_CONTEXTS sizeof(plugin_contexts)/sizeof(plugin_contexts[0])
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/* Key assignement */
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#if (CONFIG_KEYPAD == IPOD_1G2G_PAD) \
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|| (CONFIG_KEYPAD == IPOD_3G_PAD) \
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|| (CONFIG_KEYPAD == IPOD_4G_PAD) \
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|| (CONFIG_KEYPAD == SANSA_E200_PAD)
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#define SCROLLWHEEL
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#endif
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#ifdef SCROLLWHEEL
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#define PICTUREFLOW_NEXT_ALBUM PLA_DOWN
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#define PICTUREFLOW_NEXT_ALBUM_REPEAT PLA_DOWN_REPEAT
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#define PICTUREFLOW_PREV_ALBUM PLA_UP
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#define PICTUREFLOW_PREV_ALBUM_REPEAT PLA_UP_REPEAT
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#else
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#define PICTUREFLOW_NEXT_ALBUM PLA_RIGHT
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#define PICTUREFLOW_NEXT_ALBUM_REPEAT PLA_RIGHT_REPEAT
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#define PICTUREFLOW_PREV_ALBUM PLA_LEFT
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#define PICTUREFLOW_PREV_ALBUM_REPEAT PLA_LEFT_REPEAT
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#define PICTUREFLOW_NEXT_TRACK PLA_DOWN
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#define PICTUREFLOW_NEXT_TRACK_REPEAT PLA_DOWN_REPEAT
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#define PICTUREFLOW_PREV_TRACK PLA_UP
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#define PICTUREFLOW_PREV_TRACK_REPEAT PLA_UP_REPEAT
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#endif
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#define PICTUREFLOW_MENU PLA_MENU
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#define PICTUREFLOW_QUIT PLA_QUIT
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#define PICTUREFLOW_SELECT_ALBUM PLA_FIRE
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/* for fixed-point arithmetic, we need minimum 32-bit long
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long long (64-bit) might be useful for multiplication and division */
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#define PFreal long
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#define PFREAL_SHIFT 10
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#define PFREAL_FACTOR (1 << PFREAL_SHIFT)
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#define PFREAL_ONE (1 << PFREAL_SHIFT)
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#define PFREAL_HALF (PFREAL_ONE >> 1)
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#define IANGLE_MAX 1024
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#define IANGLE_MASK 1023
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/* maximum size of an slide */
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#define MAX_IMG_WIDTH LCD_WIDTH
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#define MAX_IMG_HEIGHT LCD_HEIGHT
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#if (LCD_HEIGHT < 100)
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#define PREFERRED_IMG_WIDTH 50
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#define PREFERRED_IMG_HEIGHT 50
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#else
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#define PREFERRED_IMG_WIDTH 100
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#define PREFERRED_IMG_HEIGHT 100
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#endif
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#define BUFFER_WIDTH LCD_WIDTH
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#define BUFFER_HEIGHT LCD_HEIGHT
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#define SLIDE_CACHE_SIZE 100
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#define MAX_SLIDES_COUNT 10
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#define SPACING_BETWEEN_SLIDE 40
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#define EXTRA_SPACING_FOR_CENTER_SLIDE 0
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#define THREAD_STACK_SIZE DEFAULT_STACK_SIZE + 0x200
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#define CACHE_PREFIX PLUGIN_DEMOS_DIR "/pictureflow"
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#define EV_EXIT 9999
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#define EV_WAKEUP 1337
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/* maximum number of albums */
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#define MAX_ALBUMS 1024
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#define AVG_ALBUM_NAME_LENGTH 20
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#define MAX_TRACKS 50
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#define AVG_TRACK_NAME_LENGTH 20
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#define UNIQBUF_SIZE (64*1024)
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#define EMPTY_SLIDE CACHE_PREFIX "/emptyslide.pfraw"
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#define CONFIG_FILE CACHE_PREFIX "/pictureflow.config"
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/* Error return values */
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#define ERROR_NO_ALBUMS -1
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#define ERROR_BUFFER_FULL -2
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/** structs we use */
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struct slide_data {
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int slide_index;
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int angle;
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PFreal cx;
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PFreal cy;
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PFreal distance;
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};
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struct slide_cache {
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int index; /* index of the cached slide */
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int hid; /* handle ID of the cached slide */
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long touched; /* last time the slide was touched */
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};
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struct album_data {
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int name_idx;
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long seek;
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};
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struct track_data {
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int name_idx;
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long seek;
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};
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struct rect {
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int left;
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int right;
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int top;
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int bottom;
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};
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struct load_slide_event_data {
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int slide_index;
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int cache_index;
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};
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struct pfraw_header {
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int32_t width; /* bmap width in pixels */
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int32_t height; /* bmap height in pixels */
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};
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const struct picture logos[]={
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{pictureflow_logo, BMPWIDTH_pictureflow_logo, BMPHEIGHT_pictureflow_logo},
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};
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struct config_data {
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long avg_album_width;
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int spacing_between_slides;
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int extra_spacing_for_center_slide;
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int show_slides;
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int zoom;
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};
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/** below we allocate the memory we want to use **/
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static fb_data *buffer; /* for now it always points to the lcd framebuffer */
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static PFreal rays[BUFFER_WIDTH];
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static struct slide_data center_slide;
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static struct slide_data left_slides[MAX_SLIDES_COUNT];
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static struct slide_data right_slides[MAX_SLIDES_COUNT];
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static int slide_frame;
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static int step;
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static int target;
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static int fade;
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static int center_index; /* index of the slide that is in the center */
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static int itilt;
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static PFreal offsetX;
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static PFreal offsetY;
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static bool show_fps; /* show fps in the main screen */
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static int number_of_slides;
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static struct slide_cache cache[SLIDE_CACHE_SIZE];
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static int slide_cache_in_use;
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/* use long for aligning */
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unsigned long thread_stack[THREAD_STACK_SIZE / sizeof(long)];
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static int slide_cache_stack[SLIDE_CACHE_SIZE]; /* queue (as array) for scheduling load_surface */
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static int slide_cache_stack_index;
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struct mutex slide_cache_stack_lock;
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static int empty_slide_hid;
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struct thread_entry *thread_id;
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struct event_queue thread_q;
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static char tmp_path_name[MAX_PATH];
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static long uniqbuf[UNIQBUF_SIZE];
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static struct tagcache_search tcs;
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static struct album_data album[MAX_ALBUMS];
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static char album_names[MAX_ALBUMS*AVG_ALBUM_NAME_LENGTH];
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static int album_count;
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static char track_names[MAX_TRACKS * AVG_TRACK_NAME_LENGTH];
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static struct track_data tracks[MAX_TRACKS];
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static int track_count;
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static int track_index;
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static int selected_track;
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static int selected_track_pulse;
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static fb_data *input_bmp_buffer;
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static fb_data *output_bmp_buffer;
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static int input_hid;
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static int output_hid;
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static struct config_data config;
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static int old_drawmode;
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static bool thread_is_running;
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static int cover_animation_keyframe;
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static int extra_fade;
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static int albumtxt_x = 0;
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static int albumtxt_dir = -1;
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static int prev_center_index = -1;
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static int start_index_track_list = 0;
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static int track_list_visible_entries = 0;
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static int track_scroll_index = 0;
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static int track_scroll_dir = 1;
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/*
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Proposals for transitions:
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pf_idle -> pf_scrolling : NEXT_ALBUM/PREV_ALBUM pressed
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-> pf_cover_in -> pf_show_tracks : SELECT_ALBUM clicked
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pf_scrolling -> pf_idle : NEXT_ALBUM/PREV_ALBUM released
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pf_show_tracks -> pf_cover_out -> pf_idle : SELECT_ALBUM pressed
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TODO:
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pf_show_tracks -> pf_cover_out -> pf_idle : MENU_PRESSED pressed
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pf_show_tracks -> play_track() -> exit() : SELECT_ALBUM pressed
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pf_idle, pf_scrolling -> show_menu(): MENU_PRESSED
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*/
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enum pf_states {
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pf_idle = 0,
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pf_scrolling,
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pf_cover_in,
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pf_show_tracks,
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pf_cover_out
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};
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static int pf_state;
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/** code */
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bool create_bmp(struct bitmap* input_bmp, char *target_path, bool resize);
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int load_surface(int);
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static inline PFreal fmul(PFreal a, PFreal b)
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{
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return (a*b) >> PFREAL_SHIFT;
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}
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/* There are some precision issues when not using (long long) which in turn
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takes very long to compute... I guess the best solution would be to optimize
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the computations so it only requires a single long */
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static inline PFreal fdiv(PFreal num, PFreal den)
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{
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long long p = (long long) (num) << (PFREAL_SHIFT * 2);
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long long q = p / (long long) den;
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long long r = q >> PFREAL_SHIFT;
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return r;
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}
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#define fmin(a,b) (((a) < (b)) ? (a) : (b))
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#define fmax(a,b) (((a) > (b)) ? (a) : (b))
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#define fbound(min,val,max) (fmax((min),fmin((max),(val))))
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#if 0
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#define fmul(a,b) ( ((a)*(b)) >> PFREAL_SHIFT )
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#define fdiv(n,m) ( ((n)<< PFREAL_SHIFT ) / m )
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#define fconv(a, q1, q2) (((q2)>(q1)) ? (a)<<((q2)-(q1)) : (a)>>((q1)-(q2)))
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#define tofloat(a, q) ( (float)(a) / (float)(1<<(q)) )
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static inline PFreal fmul(PFreal a, PFreal b)
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{
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return (a*b) >> PFREAL_SHIFT;
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}
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static inline PFreal fdiv(PFreal n, PFreal m)
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{
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return (n<<(PFREAL_SHIFT))/m;
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}
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#endif
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/* warning: regenerate the table if IANGLE_MAX and PFREAL_SHIFT are changed! */
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static const PFreal sin_tab[] = {
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3, 103, 202, 300, 394, 485, 571, 652,
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726, 793, 853, 904, 947, 980, 1004, 1019,
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1023, 1018, 1003, 978, 944, 901, 849, 789,
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721, 647, 566, 479, 388, 294, 196, 97,
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-4, -104, -203, -301, -395, -486, -572, -653,
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-727, -794, -854, -905, -948, -981, -1005, -1020,
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-1024, -1019, -1004, -979, -945, -902, -850, -790,
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-722, -648, -567, -480, -389, -295, -197, -98,
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3
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};
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static inline PFreal fsin(int iangle)
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{
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while(iangle < 0)
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iangle += IANGLE_MAX;
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iangle &= IANGLE_MASK;
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int i = (iangle >> 4);
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PFreal p = sin_tab[i];
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PFreal q = sin_tab[(i+1)];
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PFreal g = (q - p);
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return p + g * (iangle-i*16)/16;
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}
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static inline PFreal fcos(int iangle)
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{
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return fsin(iangle + (IANGLE_MAX >> 2));
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}
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/**
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Create an index of all albums from the database.
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Also store the album names so we can access them later.
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*/
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int create_album_index(void)
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{
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rb->memset(&tcs, 0, sizeof(struct tagcache_search) );
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album_count = 0;
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rb->tagcache_search(&tcs, tag_album);
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rb->tagcache_search_set_uniqbuf(&tcs, uniqbuf, UNIQBUF_SIZE);
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int l, old_l = 0;
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album[0].name_idx = 0;
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while (rb->tagcache_get_next(&tcs) && album_count < MAX_ALBUMS)
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{
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l = rb->strlen(tcs.result) + 1;
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if ( album_count > 0 )
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album[album_count].name_idx = album[album_count-1].name_idx + old_l;
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if ( (album[album_count].name_idx + l) > MAX_ALBUMS*AVG_ALBUM_NAME_LENGTH )
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/* not enough memory */
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return ERROR_BUFFER_FULL;
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rb->strcpy(album_names + album[album_count].name_idx, tcs.result);
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album[album_count].seek = tcs.result_seek;
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old_l = l;
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album_count++;
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}
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rb->tagcache_search_finish(&tcs);
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return (album_count > 0) ? 0 : ERROR_NO_ALBUMS;
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}
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/**
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Return a pointer to the album name of the given slide_index
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*/
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char* get_album_name(const int slide_index)
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{
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return album_names + album[slide_index].name_idx;
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}
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/**
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Return a pointer to the track name of the active album
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create_track_index has to be called first.
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*/
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char* get_track_name(const int track_index)
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{
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if ( track_index < track_count )
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return track_names + tracks[track_index].name_idx;
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return 0;
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}
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/**
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Create the track index of the given slide_index.
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*/
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int create_track_index(const int slide_index)
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{
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if ( slide_index == track_index ) {
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return -1;
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}
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if (!rb->tagcache_search(&tcs, tag_title))
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return -1;
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int ret = 0;
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rb->tagcache_search_add_filter(&tcs, tag_album, album[slide_index].seek);
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track_count=0;
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int l, old_l = 0;
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tracks[0].name_idx = 0;
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while (rb->tagcache_get_next(&tcs) && track_count < MAX_TRACKS)
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{
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l = rb->strlen(tcs.result) + 1;
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if ( track_count > 0 )
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tracks[track_count].name_idx = tracks[track_count-1].name_idx + old_l;
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if ( (tracks[track_count].name_idx + l) > MAX_TRACKS * AVG_TRACK_NAME_LENGTH )
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{
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/* not enough memory */
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ret = ERROR_BUFFER_FULL;
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break;
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}
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rb->strcpy(track_names + tracks[track_count].name_idx, tcs.result);
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tracks[track_count].seek = tcs.result_seek;
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old_l = l;
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track_count++;
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}
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rb->tagcache_search_finish(&tcs);
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track_index = slide_index;
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if (ret != 0)
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return ret;
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else
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return (track_count > 0) ? 0 : -1;
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}
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/**
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Determine filename of the album art for the given slide_index and
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store the result in buf.
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The algorithm looks for the first track of the given album uses
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find_albumart to find the filename.
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*/
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bool get_albumart_for_index_from_db(const int slide_index, char *buf, int buflen)
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{
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if ( slide_index == -1 )
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{
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rb->strncpy( buf, EMPTY_SLIDE, buflen );
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}
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if (!rb->tagcache_search(&tcs, tag_filename))
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return false;
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bool result;
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/* find the first track of the album */
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rb->tagcache_search_add_filter(&tcs, tag_album, album[slide_index].seek);
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if ( rb->tagcache_get_next(&tcs) ) {
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struct mp3entry id3;
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char size[9];
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rb->snprintf(size, sizeof(size), ".%dx%d", PREFERRED_IMG_WIDTH,
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PREFERRED_IMG_HEIGHT);
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rb->strncpy( (char*)&id3.path, tcs.result, MAX_PATH );
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id3.album = get_album_name(slide_index);
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if ( rb->search_albumart_files(&id3, size, buf, buflen) )
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result = true;
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else if ( rb->search_albumart_files(&id3, "", buf, buflen) )
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result = true;
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else
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result = false;
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}
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else {
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/* did not find a matching track */
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result = false;
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}
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rb->tagcache_search_finish(&tcs);
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return result;
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}
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/**
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Draw the PictureFlow logo
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*/
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void draw_splashscreen(void)
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{
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struct screen* display = rb->screens[0];
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rb->lcd_set_background(LCD_RGBPACK(0,0,0));
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rb->lcd_set_foreground(LCD_RGBPACK(255,255,255));
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rb->lcd_clear_display();
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const struct picture* logo = &(logos[display->screen_type]);
|
|
picture_draw(display, logo, (LCD_WIDTH - logo->width) / 2, 10);
|
|
|
|
rb->lcd_update();
|
|
}
|
|
|
|
|
|
/**
|
|
Draw a simple progress bar
|
|
*/
|
|
void draw_progressbar(int step)
|
|
{
|
|
int txt_w, txt_h;
|
|
const int bar_height = 22;
|
|
const int w = LCD_WIDTH - 20;
|
|
const int x = 10;
|
|
|
|
rb->lcd_getstringsize("Preparing album artwork", &txt_w, &txt_h);
|
|
|
|
int y = (LCD_HEIGHT - txt_h)/2;
|
|
|
|
rb->lcd_putsxy((LCD_WIDTH - txt_w)/2, y, "Preparing album artwork");
|
|
y += (txt_h + 5);
|
|
|
|
rb->lcd_set_foreground(LCD_RGBPACK(100,100,100));
|
|
rb->lcd_drawrect(x, y, w+2, bar_height);
|
|
rb->lcd_set_foreground(LCD_RGBPACK(165, 231, 82));
|
|
|
|
rb->lcd_fillrect(x+1, y+1, step * w / album_count, bar_height-2);
|
|
rb->lcd_set_foreground(LCD_RGBPACK(255,255,255));
|
|
rb->lcd_update();
|
|
rb->yield();
|
|
}
|
|
|
|
/**
|
|
Allocate temporary buffers
|
|
*/
|
|
bool allocate_buffers(void)
|
|
{
|
|
int input_size = MAX_IMG_WIDTH * MAX_IMG_HEIGHT * sizeof( fb_data );
|
|
int output_size = MAX_IMG_WIDTH * MAX_IMG_HEIGHT * sizeof( fb_data ) * 2;
|
|
|
|
input_hid = rb->bufalloc(NULL, input_size, TYPE_BITMAP);
|
|
|
|
if (input_hid < 0)
|
|
return false;
|
|
|
|
if (rb->bufgetdata(input_hid, 0, (void *)&input_bmp_buffer) < input_size) {
|
|
rb->bufclose(input_hid);
|
|
return false;
|
|
}
|
|
|
|
output_hid = rb->bufalloc(NULL, output_size, TYPE_BITMAP);
|
|
|
|
if (output_hid < 0) {
|
|
rb->bufclose(input_hid);
|
|
return false;
|
|
}
|
|
|
|
if (rb->bufgetdata(output_hid, 0, (void *)&output_bmp_buffer) < output_size) {
|
|
rb->bufclose(output_hid);
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
|
|
/**
|
|
Free the temporary buffers
|
|
*/
|
|
bool free_buffers(void)
|
|
{
|
|
rb->bufclose(input_hid);
|
|
rb->bufclose(output_hid);
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
Precomupte the album art images and store them in CACHE_PREFIX.
|
|
*/
|
|
bool create_albumart_cache(bool force)
|
|
{
|
|
number_of_slides = album_count;
|
|
int fh,ret;
|
|
|
|
if ( ! force && rb->file_exists( CACHE_PREFIX "/ready" ) ) return true;
|
|
|
|
int i, slides = 0;
|
|
struct bitmap input_bmp;
|
|
|
|
config.avg_album_width = 0;
|
|
for (i=0; i < album_count; i++)
|
|
{
|
|
draw_progressbar(i);
|
|
if (!get_albumart_for_index_from_db(i, tmp_path_name, MAX_PATH))
|
|
continue;
|
|
|
|
input_bmp.data = (char *)input_bmp_buffer;
|
|
ret = rb->read_bmp_file(tmp_path_name, &input_bmp,
|
|
sizeof(fb_data)*MAX_IMG_WIDTH*MAX_IMG_HEIGHT,
|
|
FORMAT_NATIVE);
|
|
if (ret <= 0) {
|
|
rb->splash(HZ, "Could not read bmp");
|
|
continue; /* skip missing/broken files */
|
|
}
|
|
|
|
|
|
rb->snprintf(tmp_path_name, sizeof(tmp_path_name), CACHE_PREFIX "/%d.pfraw", i);
|
|
if (!create_bmp(&input_bmp, tmp_path_name, false)) {
|
|
rb->splash(HZ, "Could not write bmp");
|
|
}
|
|
config.avg_album_width += input_bmp.width;
|
|
slides++;
|
|
if ( rb->button_get(false) == PICTUREFLOW_MENU ) return false;
|
|
}
|
|
if ( slides == 0 ) {
|
|
rb->splash(2*HZ, "No albums found");
|
|
return false;
|
|
}
|
|
config.avg_album_width /= slides;
|
|
if ( config.avg_album_width == 0 ) {
|
|
rb->splash(HZ, "album size is 0");
|
|
return false;
|
|
}
|
|
fh = rb->creat( CACHE_PREFIX "/ready" );
|
|
rb->close(fh);
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
Return the index on the stack of slide_index.
|
|
Return -1 if slide_index is not on the stack.
|
|
*/
|
|
static inline int slide_stack_get_index(const int slide_index)
|
|
{
|
|
int i = slide_cache_stack_index + 1;
|
|
while (i--) {
|
|
if ( slide_cache_stack[i] == slide_index ) return i;
|
|
};
|
|
return -1;
|
|
}
|
|
|
|
/**
|
|
Push the slide_index on the stack so the image will be loaded.
|
|
The algorithm tries to keep the center_index on top and the
|
|
slide_index as high as possible (so second if center_index is
|
|
on the stack).
|
|
*/
|
|
void slide_stack_push(const int slide_index)
|
|
{
|
|
rb->mutex_lock(&slide_cache_stack_lock);
|
|
|
|
if ( slide_cache_stack_index == -1 ) {
|
|
/* empty stack, no checks at all */
|
|
slide_cache_stack[ ++slide_cache_stack_index ] = slide_index;
|
|
rb->mutex_unlock(&slide_cache_stack_lock);
|
|
return;
|
|
}
|
|
|
|
int i = slide_stack_get_index( slide_index );
|
|
|
|
if ( i == slide_cache_stack_index ) {
|
|
/* slide_index is on top, so we do not change anything */
|
|
rb->mutex_unlock(&slide_cache_stack_lock);
|
|
return;
|
|
}
|
|
|
|
if ( i >= 0 ) {
|
|
/* slide_index is already on the stack, but not on top */
|
|
int tmp = slide_cache_stack[ slide_cache_stack_index ];
|
|
if ( tmp == center_index ) {
|
|
/* the center_index is on top of the stack so do not touch that */
|
|
if ( slide_cache_stack_index > 0 ) {
|
|
/* but maybe it is possible to swap the given slide_index to the second place */
|
|
tmp = slide_cache_stack[ slide_cache_stack_index -1 ];
|
|
slide_cache_stack[ slide_cache_stack_index - 1 ] = slide_cache_stack[ i ];
|
|
slide_cache_stack[ i ] = tmp;
|
|
}
|
|
}
|
|
else {
|
|
/* if the center_index is not on top (i.e. already loaded) bring the slide_index to the top */
|
|
slide_cache_stack[ slide_cache_stack_index ] = slide_cache_stack[ i ];
|
|
slide_cache_stack[ i ] = tmp;
|
|
}
|
|
}
|
|
else {
|
|
/* slide_index is not on the stack */
|
|
if ( slide_cache_stack_index >= SLIDE_CACHE_SIZE-1 ) {
|
|
/* if we exceeded the stack size, clear the first half of the stack */
|
|
slide_cache_stack_index = SLIDE_CACHE_SIZE/2;
|
|
for (i = 0; i <= slide_cache_stack_index ; i++)
|
|
slide_cache_stack[ i ] = slide_cache_stack[ i + slide_cache_stack_index ];
|
|
}
|
|
if ( slide_cache_stack[ slide_cache_stack_index ] == center_index ) {
|
|
/* if the center_index is on top leave it there */
|
|
slide_cache_stack[ slide_cache_stack_index ] = slide_index;
|
|
slide_cache_stack[ ++slide_cache_stack_index ] = center_index;
|
|
}
|
|
else {
|
|
/* usual stack case: push the slide_index on top */
|
|
slide_cache_stack[ ++slide_cache_stack_index ] = slide_index;
|
|
}
|
|
}
|
|
rb->mutex_unlock(&slide_cache_stack_lock);
|
|
}
|
|
|
|
|
|
/**
|
|
Pop the topmost item from the stack and decrease the stack size
|
|
*/
|
|
static inline int slide_stack_pop(void)
|
|
{
|
|
rb->mutex_lock(&slide_cache_stack_lock);
|
|
int result;
|
|
if ( slide_cache_stack_index >= 0 )
|
|
result = slide_cache_stack[ slide_cache_stack_index-- ];
|
|
else
|
|
result = -1;
|
|
rb->mutex_unlock(&slide_cache_stack_lock);
|
|
return result;
|
|
}
|
|
|
|
|
|
/**
|
|
Load the slide into the cache.
|
|
Thus we have to queue the loading request in our thread while discarding the
|
|
oldest slide.
|
|
*/
|
|
static inline void request_surface(const int slide_index)
|
|
{
|
|
slide_stack_push(slide_index);
|
|
rb->queue_post(&thread_q, EV_WAKEUP, 0);
|
|
}
|
|
|
|
|
|
/**
|
|
Thread used for loading and preparing bitmaps in the background
|
|
*/
|
|
void thread(void)
|
|
{
|
|
long sleep_time = 5 * HZ;
|
|
struct queue_event ev;
|
|
while (1) {
|
|
rb->queue_wait_w_tmo(&thread_q, &ev, sleep_time);
|
|
switch (ev.id) {
|
|
case EV_EXIT:
|
|
return;
|
|
case EV_WAKEUP:
|
|
/* we just woke up */
|
|
break;
|
|
}
|
|
int slide_index;
|
|
while ( (slide_index = slide_stack_pop()) != -1 ) {
|
|
load_surface( slide_index );
|
|
rb->queue_wait_w_tmo(&thread_q, &ev, HZ/10);
|
|
switch (ev.id) {
|
|
case EV_EXIT:
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
End the thread by posting the EV_EXIT event
|
|
*/
|
|
void end_pf_thread(void)
|
|
{
|
|
if ( thread_is_running ) {
|
|
rb->queue_post(&thread_q, EV_EXIT, 0);
|
|
rb->thread_wait(thread_id);
|
|
/* remove the thread's queue from the broadcast list */
|
|
rb->queue_delete(&thread_q);
|
|
thread_is_running = false;
|
|
}
|
|
|
|
}
|
|
|
|
|
|
/**
|
|
Create the thread an setup the event queue
|
|
*/
|
|
bool create_pf_thread(void)
|
|
{
|
|
rb->queue_init(&thread_q, true); /* put the thread's queue in the bcast list */
|
|
if ((thread_id = rb->create_thread(
|
|
thread,
|
|
thread_stack,
|
|
sizeof(thread_stack),
|
|
0,
|
|
"Picture load thread"
|
|
IF_PRIO(, PRIORITY_BACKGROUND)
|
|
IF_COP(, CPU)
|
|
)
|
|
) == NULL) {
|
|
return false;
|
|
}
|
|
thread_is_running = true;
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
Safe the given bitmap as filename in the pfraw format
|
|
*/
|
|
bool save_pfraw(char* filename, struct bitmap *bm)
|
|
{
|
|
struct pfraw_header bmph;
|
|
bmph.width = bm->width;
|
|
bmph.height = bm->height;
|
|
int fh = rb->creat( filename );
|
|
if( fh < 0 ) return false;
|
|
rb->write( fh, &bmph, sizeof( struct pfraw_header ) );
|
|
int y;
|
|
for( y = 0; y < bm->height; y++ )
|
|
{
|
|
fb_data *d = (fb_data*)( bm->data ) + (y*bm->width);
|
|
rb->write( fh, d, sizeof( fb_data ) * bm->width );
|
|
}
|
|
rb->close( fh );
|
|
return true;
|
|
}
|
|
|
|
|
|
/**
|
|
Read the pfraw image given as filename and return the hid of the buffer
|
|
*/
|
|
int read_pfraw(char* filename)
|
|
{
|
|
struct pfraw_header bmph;
|
|
int fh = rb->open(filename, O_RDONLY);
|
|
rb->read(fh, &bmph, sizeof(struct pfraw_header));
|
|
if( fh < 0 ) {
|
|
return empty_slide_hid;
|
|
}
|
|
|
|
int size = sizeof(struct bitmap) + sizeof( fb_data ) * bmph.width * bmph.height;
|
|
|
|
int hid = rb->bufalloc(NULL, size, TYPE_BITMAP);
|
|
if (hid < 0) {
|
|
rb->close( fh );
|
|
return -1;
|
|
}
|
|
|
|
struct bitmap *bm;
|
|
if (rb->bufgetdata(hid, 0, (void *)&bm) < size) {
|
|
rb->close( fh );
|
|
return -1;
|
|
}
|
|
|
|
bm->width = bmph.width;
|
|
bm->height = bmph.height;
|
|
bm->format = FORMAT_NATIVE;
|
|
bm->data = ((unsigned char *)bm + sizeof(struct bitmap));
|
|
|
|
int y;
|
|
for( y = 0; y < bm->height; y++ )
|
|
{
|
|
fb_data *d = (fb_data*)( bm->data ) + (y*bm->width);
|
|
rb->read( fh, d , sizeof( fb_data ) * bm->width );
|
|
}
|
|
rb->close( fh );
|
|
return hid;
|
|
}
|
|
|
|
|
|
/**
|
|
Create the slide with its reflection for the given slide_index and filename
|
|
and store it as pfraw in CACHE_PREFIX/[slide_index].pfraw
|
|
*/
|
|
bool create_bmp(struct bitmap *input_bmp, char *target_path, bool resize)
|
|
{
|
|
struct bitmap output_bmp;
|
|
|
|
output_bmp.format = input_bmp->format;
|
|
output_bmp.data = (char *)output_bmp_buffer;
|
|
|
|
if ( resize ) {
|
|
/* resize image */
|
|
output_bmp.width = config.avg_album_width;
|
|
output_bmp.height = config.avg_album_width;
|
|
simple_resize_bitmap(input_bmp, &output_bmp);
|
|
|
|
/* Resized bitmap is now in the output buffer,
|
|
copy it back to the input buffer */
|
|
rb->memcpy(input_bmp_buffer, output_bmp_buffer,
|
|
config.avg_album_width * config.avg_album_width * sizeof(fb_data));
|
|
input_bmp->data = (char *)input_bmp_buffer;
|
|
input_bmp->width = output_bmp.width;
|
|
input_bmp->height = output_bmp.height;
|
|
}
|
|
|
|
output_bmp.width = input_bmp->width * 2;
|
|
output_bmp.height = input_bmp->height;
|
|
|
|
fb_data *src = (fb_data *)input_bmp->data;
|
|
fb_data *dst = (fb_data *)output_bmp.data;
|
|
|
|
/* transpose the image, this is to speed-up the rendering
|
|
because we process one column at a time
|
|
(and much better and faster to work row-wise, i.e in one scanline) */
|
|
int hofs = input_bmp->width / 3;
|
|
rb->memset(dst, 0, sizeof(fb_data) * output_bmp.width * output_bmp.height);
|
|
int x, y;
|
|
for (x = 0; x < input_bmp->width; x++)
|
|
for (y = 0; y < input_bmp->height; y++)
|
|
dst[output_bmp.width * x + (hofs + y)] =
|
|
src[y * input_bmp->width + x];
|
|
|
|
/* create the reflection */
|
|
int ht = input_bmp->height - hofs;
|
|
int hte = ht;
|
|
for (x = 0; x < input_bmp->width; x++) {
|
|
for (y = 0; y < ht; y++) {
|
|
fb_data color = src[x + input_bmp->width * (input_bmp->height - y - 1)];
|
|
int r = RGB_UNPACK_RED(color) * (hte - y) / hte * 3 / 5;
|
|
int g = RGB_UNPACK_GREEN(color) * (hte - y) / hte * 3 / 5;
|
|
int b = RGB_UNPACK_BLUE(color) * (hte - y) / hte * 3 / 5;
|
|
dst[output_bmp.height + hofs + y + output_bmp.width * x] =
|
|
LCD_RGBPACK(r, g, b);
|
|
}
|
|
}
|
|
return save_pfraw(target_path, &output_bmp);
|
|
}
|
|
|
|
|
|
/**
|
|
Load the surface for the given slide_index into the cache at cache_index.
|
|
*/
|
|
static inline bool load_and_prepare_surface(const int slide_index,
|
|
const int cache_index)
|
|
{
|
|
rb->snprintf(tmp_path_name, sizeof(tmp_path_name), CACHE_PREFIX "/%d.pfraw",
|
|
slide_index);
|
|
|
|
int hid = read_pfraw(tmp_path_name);
|
|
if (hid < 0)
|
|
return false;
|
|
|
|
cache[cache_index].hid = hid;
|
|
|
|
if ( cache_index < SLIDE_CACHE_SIZE ) {
|
|
cache[cache_index].index = slide_index;
|
|
cache[cache_index].touched = *rb->current_tick;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
/**
|
|
Load the surface from a bmp and overwrite the oldest slide in the cache
|
|
if necessary.
|
|
*/
|
|
int load_surface(const int slide_index)
|
|
{
|
|
long oldest_tick = *rb->current_tick;
|
|
int oldest_slide = 0;
|
|
int i;
|
|
if ( slide_cache_in_use < SLIDE_CACHE_SIZE ) { /* initial fill */
|
|
oldest_slide = slide_cache_in_use;
|
|
load_and_prepare_surface(slide_index, slide_cache_in_use++);
|
|
}
|
|
else {
|
|
for (i = 0; i < SLIDE_CACHE_SIZE; i++) { /* look for oldest slide */
|
|
if (cache[i].touched < oldest_tick) {
|
|
oldest_slide = i;
|
|
oldest_tick = cache[i].touched;
|
|
}
|
|
}
|
|
if (cache[oldest_slide].hid != empty_slide_hid) {
|
|
rb->bufclose(cache[oldest_slide].hid);
|
|
cache[oldest_slide].hid = -1;
|
|
}
|
|
load_and_prepare_surface(slide_index, oldest_slide);
|
|
}
|
|
return oldest_slide;
|
|
}
|
|
|
|
|
|
/**
|
|
Get a slide from the buffer
|
|
*/
|
|
static inline struct bitmap *get_slide(const int hid)
|
|
{
|
|
if (hid < 0)
|
|
return NULL;
|
|
|
|
struct bitmap *bmp;
|
|
|
|
ssize_t ret = rb->bufgetdata(hid, 0, (void *)&bmp);
|
|
if (ret < 0)
|
|
return NULL;
|
|
|
|
return bmp;
|
|
}
|
|
|
|
|
|
/**
|
|
Return the requested surface
|
|
*/
|
|
static inline struct bitmap *surface(const int slide_index)
|
|
{
|
|
if (slide_index < 0)
|
|
return 0;
|
|
if (slide_index >= number_of_slides)
|
|
return 0;
|
|
|
|
int i;
|
|
for (i = 0; i < slide_cache_in_use; i++) { /* maybe do the inverse mapping => implies dynamic allocation? */
|
|
if ( cache[i].index == slide_index ) {
|
|
/* We have already loaded our slide, so touch it and return it. */
|
|
cache[i].touched = *rb->current_tick;
|
|
return get_slide(cache[i].hid);
|
|
}
|
|
}
|
|
request_surface(slide_index);
|
|
return get_slide(empty_slide_hid);
|
|
}
|
|
|
|
/**
|
|
adjust slides so that they are in "steady state" position
|
|
*/
|
|
void reset_slides(void)
|
|
{
|
|
center_slide.angle = 0;
|
|
center_slide.cx = 0;
|
|
center_slide.cy = 0;
|
|
center_slide.distance = 0;
|
|
center_slide.slide_index = center_index;
|
|
|
|
int i;
|
|
for (i = 0; i < config.show_slides; i++) {
|
|
struct slide_data *si = &left_slides[i];
|
|
si->angle = itilt;
|
|
si->cx = -(offsetX + config.spacing_between_slides * i * PFREAL_ONE);
|
|
si->cy = offsetY;
|
|
si->slide_index = center_index - 1 - i;
|
|
si->distance = 0;
|
|
}
|
|
|
|
for (i = 0; i < config.show_slides; i++) {
|
|
struct slide_data *si = &right_slides[i];
|
|
si->angle = -itilt;
|
|
si->cx = offsetX + config.spacing_between_slides * i * PFREAL_ONE;
|
|
si->cy = offsetY;
|
|
si->slide_index = center_index + 1 + i;
|
|
si->distance = 0;
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
Updates look-up table and other stuff necessary for the rendering.
|
|
Call this when the viewport size or slide dimension is changed.
|
|
*/
|
|
void recalc_table(void)
|
|
{
|
|
int w = (BUFFER_WIDTH + 1) / 2;
|
|
int h = (BUFFER_HEIGHT + 1) / 2;
|
|
int i;
|
|
for (i = 0; i < w; i++) {
|
|
PFreal gg = (PFREAL_HALF + i * PFREAL_ONE) / (2 * h);
|
|
rays[w - i - 1] = -gg;
|
|
rays[w + i] = gg;
|
|
}
|
|
|
|
itilt = 70 * IANGLE_MAX / 360; /* approx. 70 degrees tilted */
|
|
|
|
offsetX = config.avg_album_width / 2 * (PFREAL_ONE - fcos(itilt));
|
|
offsetY = config.avg_album_width / 2 * fsin(itilt);
|
|
offsetX += config.avg_album_width * PFREAL_ONE;
|
|
offsetY += config.avg_album_width * PFREAL_ONE / 4;
|
|
offsetX += config.extra_spacing_for_center_slide << PFREAL_SHIFT;
|
|
}
|
|
|
|
|
|
/**
|
|
Fade the given color by spreading the fb_data (ushort)
|
|
to an uint, multiply and compress the result back to a ushort.
|
|
*/
|
|
#if (LCD_PIXELFORMAT == RGB565SWAPPED)
|
|
static inline fb_data fade_color(fb_data c, unsigned int a)
|
|
{
|
|
c = swap16(c);
|
|
unsigned int p = ((((c|(c<<16)) & 0x07e0f81f) * a) >> 5) & 0x07e0f81f;
|
|
return swap16( (fb_data) (p | ( p >> 16 )) );
|
|
}
|
|
#else
|
|
static inline fb_data fade_color(fb_data c, unsigned int a)
|
|
{
|
|
unsigned int p = ((((c|(c<<16)) & 0x07e0f81f) * a) >> 5) & 0x07e0f81f;
|
|
return (p | ( p >> 16 ));
|
|
}
|
|
#endif
|
|
|
|
|
|
|
|
|
|
/**
|
|
Render a single slide
|
|
*/
|
|
void render_slide(struct slide_data *slide, struct rect *result_rect,
|
|
const int alpha, int col1, int col2)
|
|
{
|
|
rb->memset(result_rect, 0, sizeof(struct rect));
|
|
struct bitmap *bmp = surface(slide->slide_index);
|
|
if (!bmp) {
|
|
return;
|
|
}
|
|
fb_data *src = (fb_data *)bmp->data;
|
|
|
|
const int sw = bmp->height;
|
|
const int sh = bmp->width;
|
|
|
|
const int h = LCD_HEIGHT;
|
|
const int w = LCD_WIDTH;
|
|
|
|
if (col1 > col2) {
|
|
int c = col2;
|
|
col2 = col1;
|
|
col1 = c;
|
|
}
|
|
|
|
col1 = (col1 >= 0) ? col1 : 0;
|
|
col2 = (col2 >= 0) ? col2 : w - 1;
|
|
col1 = fmin(col1, w - 1);
|
|
col2 = fmin(col2, w - 1);
|
|
|
|
int distance = (h + slide->distance) * 100 / config.zoom;
|
|
if (distance < 100 ) distance = 100; /* clamp distances */
|
|
PFreal sdx = fcos(slide->angle);
|
|
PFreal sdy = fsin(slide->angle);
|
|
PFreal xs = slide->cx - bmp->width * sdx / 4;
|
|
PFreal ys = slide->cy - bmp->width * sdy / 4;
|
|
PFreal dist = distance * PFREAL_ONE;
|
|
|
|
const int alpha4 = alpha >> 3;
|
|
|
|
int xi = fmax((PFreal) 0,
|
|
((w * PFREAL_ONE / 2) +
|
|
fdiv(xs * h, dist + ys)) >> PFREAL_SHIFT);
|
|
if (xi >= w) {
|
|
return;
|
|
}
|
|
|
|
bool flag = false;
|
|
result_rect->left = xi;
|
|
int x;
|
|
for (x = fmax(xi, col1); x <= col2; x++) {
|
|
PFreal hity = 0;
|
|
PFreal fk = rays[x];
|
|
if (sdy) {
|
|
fk = fk - fdiv(sdx, sdy);
|
|
hity = -fdiv(( rays[x] * distance
|
|
- slide->cx
|
|
+ slide->cy * sdx / sdy), fk);
|
|
}
|
|
|
|
dist = distance * PFREAL_ONE + hity;
|
|
if (dist < 0)
|
|
continue;
|
|
|
|
PFreal hitx = fmul(dist, rays[x]);
|
|
|
|
PFreal hitdist = fdiv(hitx - slide->cx, sdx);
|
|
|
|
const int column = (sw >> 1) + (hitdist >> PFREAL_SHIFT);
|
|
if (column >= sw)
|
|
break;
|
|
|
|
if (column < 0)
|
|
continue;
|
|
|
|
result_rect->right = x;
|
|
if (!flag)
|
|
result_rect->left = x;
|
|
flag = true;
|
|
|
|
int y1 = (h >> 1);
|
|
int y2 = y1 + 1;
|
|
fb_data *pixel1 = &buffer[y1 * BUFFER_WIDTH + x];
|
|
fb_data *pixel2 = &buffer[y2 * BUFFER_WIDTH + x];
|
|
const int pixelstep = pixel2 - pixel1;
|
|
|
|
int center = (sh >> 1);
|
|
int dy = dist / h;
|
|
int p1 = center * PFREAL_ONE - (dy >> 2);
|
|
int p2 = center * PFREAL_ONE + (dy >> 2);
|
|
|
|
const fb_data *ptr = &src[column * bmp->width];
|
|
|
|
if (alpha == 256)
|
|
while ((y1 >= 0) && (y2 < h) && (p1 >= 0)) {
|
|
*pixel1 = ptr[p1 >> PFREAL_SHIFT];
|
|
*pixel2 = ptr[p2 >> PFREAL_SHIFT];
|
|
p1 -= dy;
|
|
p2 += dy;
|
|
y1--;
|
|
y2++;
|
|
pixel1 -= pixelstep;
|
|
pixel2 += pixelstep;
|
|
} else
|
|
while ((y1 >= 0) && (y2 < h) && (p1 >= 0)) {
|
|
*pixel1 = fade_color(ptr[p1 >> PFREAL_SHIFT], alpha4);
|
|
*pixel2 = fade_color(ptr[p2 >> PFREAL_SHIFT], alpha4);
|
|
p1 -= dy;
|
|
p2 += dy;
|
|
y1--;
|
|
y2++;
|
|
pixel1 -= pixelstep;
|
|
pixel2 += pixelstep;
|
|
}
|
|
}
|
|
/* let the music play... */
|
|
rb->yield();
|
|
|
|
result_rect->top = 0;
|
|
result_rect->bottom = h - 1;
|
|
return;
|
|
}
|
|
|
|
|
|
/**
|
|
Jump the the given slide_index
|
|
*/
|
|
static inline void set_current_slide(const int slide_index)
|
|
{
|
|
step = 0;
|
|
center_index = fbound(slide_index, 0, number_of_slides - 1);
|
|
target = center_index;
|
|
slide_frame = slide_index << 16;
|
|
reset_slides();
|
|
}
|
|
|
|
/**
|
|
Start the animation for changing slides
|
|
*/
|
|
void start_animation(void)
|
|
{
|
|
step = (target < center_slide.slide_index) ? -1 : 1;
|
|
pf_state = pf_scrolling;
|
|
}
|
|
|
|
/**
|
|
Go to the previous slide
|
|
*/
|
|
void show_previous_slide(void)
|
|
{
|
|
if (step == 0) {
|
|
if (center_index > 0) {
|
|
target = center_index - 1;
|
|
start_animation();
|
|
}
|
|
} else if ( step > 0 ) {
|
|
target = center_index;
|
|
start_animation();
|
|
} else {
|
|
target = fmax(0, center_index - 2);
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
Go to the next slide
|
|
*/
|
|
void show_next_slide(void)
|
|
{
|
|
if (step == 0) {
|
|
if (center_index < number_of_slides - 1) {
|
|
target = center_index + 1;
|
|
start_animation();
|
|
}
|
|
} else if ( step < 0 ) {
|
|
target = center_index;
|
|
start_animation();
|
|
} else {
|
|
target = fmin(center_index + 2, number_of_slides - 1);
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
Return true if the rect has size 0
|
|
*/
|
|
static inline bool is_empty_rect(struct rect *r)
|
|
{
|
|
return ((r->left == 0) && (r->right == 0) && (r->top == 0)
|
|
&& (r->bottom == 0));
|
|
}
|
|
|
|
|
|
/**
|
|
Render the slides. Updates only the offscreen buffer.
|
|
*/
|
|
void render_all_slides(void)
|
|
{
|
|
rb->lcd_set_background(LCD_RGBPACK(0,0,0));
|
|
rb->lcd_clear_display(); /* TODO: Optimizes this by e.g. invalidating rects */
|
|
|
|
int nleft = config.show_slides;
|
|
int nright = config.show_slides;
|
|
|
|
struct rect r;
|
|
r.left = LCD_WIDTH; r.top = 0; r.bottom = 0; r.right = 0;
|
|
render_slide(¢er_slide, &r, 256, -1, -1);
|
|
#ifdef DEBUG_DRAW
|
|
rb->lcd_drawrect(r.left, r.top, r.right - r.left, r.bottom - r.top);
|
|
#endif
|
|
int c1 = r.left;
|
|
int c2 = r.right;
|
|
int index;
|
|
if (step == 0) {
|
|
/* no animation, boring plain rendering */
|
|
for (index = 0; index < nleft - 1; index++) {
|
|
int alpha = (index < nleft - 2) ? 256 : 128;
|
|
alpha -= extra_fade;
|
|
if (alpha < 0 ) alpha = 0;
|
|
render_slide(&left_slides[index], &r, alpha, 0, c1 - 1);
|
|
if (!is_empty_rect(&r)) {
|
|
#ifdef DEBUG_DRAW
|
|
rb->lcd_drawrect(r.left, r.top, r.right - r.left, r.bottom - r.top);
|
|
#endif
|
|
c1 = r.left;
|
|
}
|
|
}
|
|
for (index = 0; index < nright - 1; index++) {
|
|
int alpha = (index < nright - 2) ? 256 : 128;
|
|
alpha -= extra_fade;
|
|
if (alpha < 0 ) alpha = 0;
|
|
render_slide(&right_slides[index], &r, alpha, c2 + 1,
|
|
BUFFER_WIDTH);
|
|
if (!is_empty_rect(&r)) {
|
|
#ifdef DEBUG_DRAW
|
|
rb->lcd_drawrect(r.left, r.top, r.right - r.left, r.bottom - r.top);
|
|
#endif
|
|
c2 = r.right;
|
|
}
|
|
}
|
|
} else {
|
|
if ( step < 0 ) c1 = BUFFER_WIDTH;
|
|
/* the first and last slide must fade in/fade out */
|
|
for (index = 0; index < nleft; index++) {
|
|
int alpha = 256;
|
|
if (index == nleft - 1)
|
|
alpha = (step > 0) ? 0 : 128 - fade / 2;
|
|
if (index == nleft - 2)
|
|
alpha = (step > 0) ? 128 - fade / 2 : 256 - fade / 2;
|
|
if (index == nleft - 3)
|
|
alpha = (step > 0) ? 256 - fade / 2 : 256;
|
|
render_slide(&left_slides[index], &r, alpha, 0, c1 - 1);
|
|
|
|
if (!is_empty_rect(&r)) {
|
|
#ifdef DEBUG_DRAW
|
|
rb->lcd_drawrect(r.left, r.top, r.right - r.left, r.bottom - r.top);
|
|
#endif
|
|
c1 = r.left;
|
|
}
|
|
}
|
|
if ( step > 0 ) c2 = 0;
|
|
for (index = 0; index < nright; index++) {
|
|
int alpha = (index < nright - 2) ? 256 : 128;
|
|
if (index == nright - 1)
|
|
alpha = (step > 0) ? fade / 2 : 0;
|
|
if (index == nright - 2)
|
|
alpha = (step > 0) ? 128 + fade / 2 : fade / 2;
|
|
if (index == nright - 3)
|
|
alpha = (step > 0) ? 256 : 128 + fade / 2;
|
|
render_slide(&right_slides[index], &r, alpha, c2 + 1,
|
|
BUFFER_WIDTH);
|
|
if (!is_empty_rect(&r)) {
|
|
#ifdef DEBUG_DRAW
|
|
rb->lcd_drawrect(r.left, r.top, r.right - r.left, r.bottom - r.top);
|
|
#endif
|
|
c2 = r.right;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
Updates the animation effect. Call this periodically from a timer.
|
|
*/
|
|
void update_scroll_animation(void)
|
|
{
|
|
if (step == 0)
|
|
return;
|
|
|
|
int speed = 16384;
|
|
int i;
|
|
|
|
/* deaccelerate when approaching the target */
|
|
if (true) {
|
|
const int max = 2 * 65536;
|
|
|
|
int fi = slide_frame;
|
|
fi -= (target << 16);
|
|
if (fi < 0)
|
|
fi = -fi;
|
|
fi = fmin(fi, max);
|
|
|
|
int ia = IANGLE_MAX * (fi - max / 2) / (max * 2);
|
|
speed = 512 + 16384 * (PFREAL_ONE + fsin(ia)) / PFREAL_ONE;
|
|
}
|
|
|
|
slide_frame += speed * step;
|
|
|
|
int index = slide_frame >> 16;
|
|
int pos = slide_frame & 0xffff;
|
|
int neg = 65536 - pos;
|
|
int tick = (step < 0) ? neg : pos;
|
|
PFreal ftick = (tick * PFREAL_ONE) >> 16;
|
|
|
|
/* the leftmost and rightmost slide must fade away */
|
|
fade = pos / 256;
|
|
|
|
if (step < 0)
|
|
index++;
|
|
if (center_index != index) {
|
|
center_index = index;
|
|
slide_frame = index << 16;
|
|
center_slide.slide_index = center_index;
|
|
for (i = 0; i < config.show_slides; i++)
|
|
left_slides[i].slide_index = center_index - 1 - i;
|
|
for (i = 0; i < config.show_slides; i++)
|
|
right_slides[i].slide_index = center_index + 1 + i;
|
|
}
|
|
|
|
center_slide.angle = (step * tick * itilt) >> 16;
|
|
center_slide.cx = -step * fmul(offsetX, ftick);
|
|
center_slide.cy = fmul(offsetY, ftick);
|
|
|
|
if (center_index == target) {
|
|
reset_slides();
|
|
pf_state = pf_idle;
|
|
step = 0;
|
|
fade = 256;
|
|
return;
|
|
}
|
|
|
|
for (i = 0; i < config.show_slides; i++) {
|
|
struct slide_data *si = &left_slides[i];
|
|
si->angle = itilt;
|
|
si->cx =
|
|
-(offsetX + config.spacing_between_slides * i * PFREAL_ONE + step
|
|
* config.spacing_between_slides * ftick);
|
|
si->cy = offsetY;
|
|
}
|
|
|
|
for (i = 0; i < config.show_slides; i++) {
|
|
struct slide_data *si = &right_slides[i];
|
|
si->angle = -itilt;
|
|
si->cx =
|
|
offsetX + config.spacing_between_slides * i * PFREAL_ONE - step
|
|
* config.spacing_between_slides * ftick;
|
|
si->cy = offsetY;
|
|
}
|
|
|
|
if (step > 0) {
|
|
PFreal ftick = (neg * PFREAL_ONE) >> 16;
|
|
right_slides[0].angle = -(neg * itilt) >> 16;
|
|
right_slides[0].cx = fmul(offsetX, ftick);
|
|
right_slides[0].cy = fmul(offsetY, ftick);
|
|
} else {
|
|
PFreal ftick = (pos * PFREAL_ONE) >> 16;
|
|
left_slides[0].angle = (pos * itilt) >> 16;
|
|
left_slides[0].cx = -fmul(offsetX, ftick);
|
|
left_slides[0].cy = fmul(offsetY, ftick);
|
|
}
|
|
|
|
/* must change direction ? */
|
|
if (target < index)
|
|
if (step > 0)
|
|
step = -1;
|
|
if (target > index)
|
|
if (step < 0)
|
|
step = 1;
|
|
}
|
|
|
|
|
|
/**
|
|
Cleanup the plugin
|
|
*/
|
|
void cleanup(void *parameter)
|
|
{
|
|
(void) parameter;
|
|
/* Turn on backlight timeout (revert to settings) */
|
|
backlight_use_settings(rb); /* backlight control in lib/helper.c */
|
|
|
|
int i;
|
|
for (i = 0; i < slide_cache_in_use; i++) {
|
|
rb->bufclose(cache[i].hid);
|
|
}
|
|
if ( empty_slide_hid != - 1)
|
|
rb->bufclose(empty_slide_hid);
|
|
rb->lcd_set_drawmode(old_drawmode);
|
|
}
|
|
|
|
/**
|
|
Create the "?" slide, that is shown while loading
|
|
or when no cover was found.
|
|
*/
|
|
int create_empty_slide(bool force)
|
|
{
|
|
if ( force || ! rb->file_exists( EMPTY_SLIDE ) ) {
|
|
struct bitmap input_bmp;
|
|
input_bmp.width = BMPWIDTH_pictureflow_emptyslide;
|
|
input_bmp.height = BMPHEIGHT_pictureflow_emptyslide;
|
|
input_bmp.format = FORMAT_NATIVE;
|
|
input_bmp.data = (char*) &pictureflow_emptyslide;
|
|
if ( ! create_bmp(&input_bmp, EMPTY_SLIDE, true) ) return false;
|
|
}
|
|
|
|
empty_slide_hid = read_pfraw( EMPTY_SLIDE );
|
|
if (empty_slide_hid == -1 ) return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
/**
|
|
Shows the settings menu
|
|
*/
|
|
int settings_menu(void) {
|
|
int selection = 0;
|
|
|
|
MENUITEM_STRINGLIST(settings_menu, "PictureFlow Settings", NULL, "Show FPS",
|
|
"Spacing", "Center margin", "Number of slides", "Zoom",
|
|
"Rebuild cache");
|
|
|
|
do {
|
|
selection=rb->do_menu(&settings_menu,&selection, NULL, false);
|
|
switch(selection) {
|
|
case 0:
|
|
rb->set_bool("Show FPS", &show_fps);
|
|
break;
|
|
|
|
case 1:
|
|
rb->set_int("Spacing between slides", "", 1,
|
|
&(config.spacing_between_slides),
|
|
NULL, 1, 0, 100, NULL );
|
|
recalc_table();
|
|
reset_slides();
|
|
break;
|
|
|
|
case 2:
|
|
rb->set_int("Center margin", "", 1,
|
|
&(config.extra_spacing_for_center_slide),
|
|
NULL, 1, -50, 50, NULL );
|
|
recalc_table();
|
|
reset_slides();
|
|
break;
|
|
|
|
case 3:
|
|
rb->set_int("Number of slides", "", 1, &(config.show_slides),
|
|
NULL, 1, 1, MAX_SLIDES_COUNT, NULL );
|
|
recalc_table();
|
|
reset_slides();
|
|
break;
|
|
|
|
case 4:
|
|
rb->set_int("Number of slides", "", 1, &(config.zoom),
|
|
NULL, 1, 10, 300, NULL );
|
|
recalc_table();
|
|
reset_slides();
|
|
break;
|
|
|
|
case 5:
|
|
rb->remove(CACHE_PREFIX "/ready");
|
|
rb->remove(EMPTY_SLIDE);
|
|
rb->splash(HZ, "Cache will be rebuilt on next restart");
|
|
break;
|
|
|
|
case MENU_ATTACHED_USB:
|
|
return PLUGIN_USB_CONNECTED;
|
|
}
|
|
} while ( selection >= 0 );
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
Show the main menu
|
|
*/
|
|
int main_menu(void)
|
|
{
|
|
int selection = 0;
|
|
int result;
|
|
|
|
rb->lcd_set_foreground(LCD_RGBPACK(255,255,255));
|
|
|
|
MENUITEM_STRINGLIST(main_menu,"PictureFlow Main Menu",NULL,
|
|
"Settings", "Return", "Quit");
|
|
|
|
while (1) {
|
|
switch (rb->do_menu(&main_menu,&selection, NULL, false)) {
|
|
case 0:
|
|
result = settings_menu();
|
|
if ( result != 0 ) return result;
|
|
break;
|
|
|
|
case 1:
|
|
return 0;
|
|
|
|
case 2:
|
|
return -1;
|
|
|
|
case MENU_ATTACHED_USB:
|
|
return PLUGIN_USB_CONNECTED;
|
|
|
|
default:
|
|
return 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
Fill the config struct with some defaults
|
|
*/
|
|
void set_default_config(void)
|
|
{
|
|
config.spacing_between_slides = 40;
|
|
config.extra_spacing_for_center_slide = 0;
|
|
config.show_slides = 3;
|
|
config.avg_album_width = 0;
|
|
config.zoom = 100;
|
|
}
|
|
|
|
/**
|
|
Read the config file.
|
|
For now, the size has to match.
|
|
Later a version number might be appropiate.
|
|
*/
|
|
bool read_pfconfig(void)
|
|
{
|
|
set_default_config();
|
|
/* defaults */
|
|
int fh = rb->open( CONFIG_FILE, O_RDONLY );
|
|
if ( fh < 0 ) { /* no config yet */
|
|
return true;
|
|
}
|
|
int ret = rb->read(fh, &config, sizeof(struct config_data));
|
|
rb->close(fh);
|
|
if ( ret != sizeof(struct config_data) ) {
|
|
set_default_config();
|
|
rb->splash(2*HZ, "Config invalid. Using defaults");
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
Write the config file
|
|
*/
|
|
bool write_pfconfig(void)
|
|
{
|
|
int fh = rb->creat( CONFIG_FILE );
|
|
if( fh < 0 ) return false;
|
|
rb->write( fh, &config, sizeof( struct config_data ) );
|
|
rb->close( fh );
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
Animation step for zooming into the current cover
|
|
*/
|
|
void update_cover_in_animation(void)
|
|
{
|
|
cover_animation_keyframe++;
|
|
if( cover_animation_keyframe < 20 ) {
|
|
center_slide.distance-=5;
|
|
center_slide.angle+=1;
|
|
extra_fade += 13;
|
|
}
|
|
else if( cover_animation_keyframe < 35 ) {
|
|
center_slide.angle+=16;
|
|
}
|
|
else {
|
|
cover_animation_keyframe = 0;
|
|
selected_track = 0;
|
|
pf_state = pf_show_tracks;
|
|
}
|
|
}
|
|
|
|
/**
|
|
Animation step for zooming out the current cover
|
|
*/
|
|
void update_cover_out_animation(void)
|
|
{
|
|
cover_animation_keyframe++;
|
|
if( cover_animation_keyframe <= 15 ) {
|
|
center_slide.angle-=16;
|
|
}
|
|
else if( cover_animation_keyframe < 35 ) {
|
|
center_slide.distance+=5;
|
|
center_slide.angle-=1;
|
|
extra_fade -= 13;
|
|
}
|
|
else {
|
|
cover_animation_keyframe = 0;
|
|
pf_state = pf_idle;
|
|
}
|
|
}
|
|
|
|
/**
|
|
Draw a blue gradient at y with height h
|
|
*/
|
|
static inline void draw_gradient(int y, int h)
|
|
{
|
|
static int r, inc, c;
|
|
inc = (100 << 8) / h;
|
|
c = 0;
|
|
selected_track_pulse = (selected_track_pulse+1) % 10;
|
|
int c2 = selected_track_pulse - 5;
|
|
for (r=0; r<h; r++) {
|
|
rb->lcd_set_foreground(LCD_RGBPACK(c2+80-(c >> 9), c2+100-(c >> 9),
|
|
c2+250-(c >> 8)));
|
|
rb->lcd_hline(0, LCD_WIDTH, r+y);
|
|
if ( r > h/2 )
|
|
c-=inc;
|
|
else
|
|
c+=inc;
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
Reset the track list after a album change
|
|
*/
|
|
void reset_track_list(void)
|
|
{
|
|
int albumtxt_w, albumtxt_h;
|
|
const char* albumtxt = get_album_name(center_index);
|
|
rb->lcd_getstringsize(albumtxt, &albumtxt_w, &albumtxt_h);
|
|
const int height = LCD_HEIGHT-albumtxt_h-10;
|
|
track_list_visible_entries = fmin( height/albumtxt_h , track_count );
|
|
start_index_track_list = 0;
|
|
track_scroll_index = 0;
|
|
track_scroll_dir = 1;
|
|
selected_track = 0;
|
|
}
|
|
|
|
/**
|
|
Display the list of tracks
|
|
*/
|
|
void show_track_list(void)
|
|
{
|
|
rb->lcd_clear_display();
|
|
if ( center_slide.slide_index != track_index ) {
|
|
create_track_index(center_slide.slide_index);
|
|
reset_track_list();
|
|
}
|
|
static int titletxt_w, titletxt_h, titletxt_y, titletxt_x, i, color;
|
|
titletxt_y = 0;
|
|
int track_i;
|
|
for (i=0; i < track_list_visible_entries; i++) {
|
|
track_i = i+start_index_track_list;
|
|
rb->lcd_getstringsize(get_track_name(track_i), &titletxt_w, &titletxt_h);
|
|
titletxt_x = (LCD_WIDTH-titletxt_w)/2;
|
|
if ( track_i == selected_track ) {
|
|
draw_gradient(titletxt_y, titletxt_h);
|
|
rb->lcd_set_foreground(LCD_RGBPACK(255,255,255));
|
|
if (titletxt_w > LCD_WIDTH ) {
|
|
if ( titletxt_w + track_scroll_index <= LCD_WIDTH )
|
|
track_scroll_dir = 1;
|
|
else if ( track_scroll_index >= 0 ) track_scroll_dir = -1;
|
|
track_scroll_index += track_scroll_dir*2;
|
|
titletxt_x = track_scroll_index;
|
|
}
|
|
rb->lcd_putsxy(titletxt_x,titletxt_y,get_track_name(track_i));
|
|
}
|
|
else {
|
|
color = 250 - (abs(selected_track - track_i) * 200 / track_count);
|
|
rb->lcd_set_foreground(LCD_RGBPACK(color,color,color));
|
|
rb->lcd_putsxy(titletxt_x,titletxt_y,get_track_name(track_i));
|
|
}
|
|
titletxt_y += titletxt_h;
|
|
}
|
|
}
|
|
|
|
void select_next_track(void)
|
|
{
|
|
if ( selected_track < track_count - 1 ) {
|
|
selected_track++;
|
|
track_scroll_index = 0;
|
|
track_scroll_dir = 1;
|
|
if (selected_track==(track_list_visible_entries+start_index_track_list))
|
|
start_index_track_list++;
|
|
}
|
|
}
|
|
|
|
void select_prev_track(void)
|
|
{
|
|
if (selected_track > 0 ) {
|
|
if (selected_track==start_index_track_list) start_index_track_list--;
|
|
track_scroll_index = 0;
|
|
track_scroll_dir = 1;
|
|
selected_track--;
|
|
}
|
|
}
|
|
|
|
/**
|
|
Draw the current album name
|
|
*/
|
|
void draw_album_text(void)
|
|
{
|
|
int albumtxt_w, albumtxt_h;
|
|
int albumtxt_y = 0;
|
|
|
|
char *albumtxt;
|
|
int c;
|
|
/* Draw album text */
|
|
if ( pf_state == pf_scrolling ) {
|
|
c = ((slide_frame & 0xffff )/ 255);
|
|
if (step < 0) c = 255-c;
|
|
if (c > 128 ) { /* half way to next slide .. still not perfect! */
|
|
albumtxt = get_album_name(center_index+step);
|
|
c = (c-128)*2;
|
|
}
|
|
else {
|
|
albumtxt = get_album_name(center_index);
|
|
c = (128-c)*2;
|
|
}
|
|
}
|
|
else {
|
|
c= 255;
|
|
albumtxt = get_album_name(center_index);
|
|
}
|
|
|
|
rb->lcd_set_foreground(LCD_RGBPACK(c,c,c));
|
|
rb->lcd_getstringsize(albumtxt, &albumtxt_w, &albumtxt_h);
|
|
if (center_index != prev_center_index) {
|
|
albumtxt_x = 0;
|
|
albumtxt_dir = -1;
|
|
prev_center_index = center_index;
|
|
}
|
|
albumtxt_y = LCD_HEIGHT-albumtxt_h-10;
|
|
|
|
if (albumtxt_w > LCD_WIDTH ) {
|
|
rb->lcd_putsxy(albumtxt_x, albumtxt_y , albumtxt);
|
|
if ( pf_state == pf_idle || pf_state == pf_show_tracks ) {
|
|
if ( albumtxt_w + albumtxt_x <= LCD_WIDTH ) albumtxt_dir = 1;
|
|
else if ( albumtxt_x >= 0 ) albumtxt_dir = -1;
|
|
albumtxt_x += albumtxt_dir;
|
|
}
|
|
}
|
|
else {
|
|
rb->lcd_putsxy((LCD_WIDTH - albumtxt_w) /2, albumtxt_y , albumtxt);
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
/**
|
|
Main function that also contain the main plasma
|
|
algorithm.
|
|
*/
|
|
int main(void)
|
|
{
|
|
int ret;
|
|
draw_splashscreen();
|
|
|
|
if ( ! rb->dir_exists( CACHE_PREFIX ) ) {
|
|
if ( rb->mkdir( CACHE_PREFIX ) < 0 ) {
|
|
rb->splash(HZ, "Could not create directory " CACHE_PREFIX );
|
|
return PLUGIN_ERROR;
|
|
}
|
|
}
|
|
|
|
if (!read_pfconfig()) {
|
|
rb->splash(HZ, "Error in config. Please delete " CONFIG_FILE);
|
|
return PLUGIN_ERROR;
|
|
}
|
|
|
|
if (!allocate_buffers()) {
|
|
rb->splash(HZ, "Could not allocate temporary buffers");
|
|
return PLUGIN_ERROR;
|
|
}
|
|
|
|
ret = create_album_index();
|
|
if (ret == ERROR_BUFFER_FULL) {
|
|
rb->splash(HZ, "Not enough memory for album names");
|
|
return PLUGIN_ERROR;
|
|
} else if (ret == ERROR_NO_ALBUMS) {
|
|
rb->splash(HZ, "No albums found. Please enable database");
|
|
return PLUGIN_ERROR;
|
|
}
|
|
|
|
if (!create_albumart_cache(config.avg_album_width == 0)) {
|
|
rb->splash(HZ, "Could not create album art cache");
|
|
return PLUGIN_ERROR;
|
|
}
|
|
|
|
if (!create_empty_slide(false)) {
|
|
rb->splash(HZ, "Could not load the empty slide");
|
|
return PLUGIN_ERROR;
|
|
}
|
|
|
|
if (!free_buffers()) {
|
|
rb->splash(HZ, "Could not free temporary buffers");
|
|
return PLUGIN_ERROR;
|
|
}
|
|
|
|
if (!create_pf_thread()) {
|
|
rb->splash(HZ, "Cannot create thread!");
|
|
return PLUGIN_ERROR;
|
|
}
|
|
|
|
int i;
|
|
|
|
/* initialize */
|
|
int min_slide_cache = fmin(number_of_slides, SLIDE_CACHE_SIZE);
|
|
for (i = 0; i < min_slide_cache; i++) {
|
|
cache[i].hid = -1;
|
|
cache[i].touched = 0;
|
|
slide_cache_stack[i] = SLIDE_CACHE_SIZE-i-1;
|
|
}
|
|
slide_cache_stack_index = min_slide_cache-1;
|
|
slide_cache_in_use = 0;
|
|
buffer = rb->lcd_framebuffer;
|
|
|
|
pf_state = pf_idle;
|
|
|
|
track_index = -1;
|
|
extra_fade = 0;
|
|
center_index = 0;
|
|
slide_frame = 0;
|
|
step = 0;
|
|
target = 0;
|
|
fade = 256;
|
|
show_fps = false;
|
|
|
|
recalc_table();
|
|
reset_slides();
|
|
|
|
char fpstxt[10];
|
|
int button;
|
|
|
|
int frames = 0;
|
|
long last_update = *rb->current_tick;
|
|
long current_update;
|
|
long update_interval = 100;
|
|
int fps = 0;
|
|
|
|
bool instant_update;
|
|
old_drawmode = rb->lcd_get_drawmode();
|
|
rb->lcd_set_drawmode(DRMODE_FG);
|
|
while (true) {
|
|
current_update = *rb->current_tick;
|
|
frames++;
|
|
|
|
/* Initial rendering */
|
|
instant_update = false;
|
|
|
|
/* Handle states */
|
|
switch ( pf_state ) {
|
|
case pf_scrolling:
|
|
update_scroll_animation();
|
|
render_all_slides();
|
|
instant_update = true;
|
|
break;
|
|
case pf_cover_in:
|
|
update_cover_in_animation();
|
|
render_all_slides();
|
|
instant_update = true;
|
|
break;
|
|
case pf_cover_out:
|
|
update_cover_out_animation();
|
|
render_all_slides();
|
|
instant_update = true;
|
|
break;
|
|
case pf_show_tracks:
|
|
show_track_list();
|
|
break;
|
|
case pf_idle:
|
|
render_all_slides();
|
|
break;
|
|
}
|
|
|
|
/* Calculate FPS */
|
|
if (current_update - last_update > update_interval) {
|
|
fps = frames * HZ / (current_update - last_update);
|
|
last_update = current_update;
|
|
frames = 0;
|
|
}
|
|
|
|
/* Draw FPS */
|
|
if (show_fps) {
|
|
rb->lcd_set_foreground(LCD_RGBPACK(255, 0, 0));
|
|
rb->snprintf(fpstxt, sizeof(fpstxt), "FPS: %d", fps);
|
|
rb->lcd_putsxy(0, 0, fpstxt);
|
|
}
|
|
|
|
draw_album_text();
|
|
|
|
|
|
/* Copy offscreen buffer to LCD and give time to other threads */
|
|
rb->lcd_update();
|
|
rb->yield();
|
|
|
|
/*/ Handle buttons */
|
|
button = pluginlib_getaction(rb, instant_update ? 0 : HZ/16,
|
|
plugin_contexts, NB_ACTION_CONTEXTS);
|
|
|
|
switch (button) {
|
|
case PICTUREFLOW_QUIT:
|
|
return PLUGIN_OK;
|
|
|
|
case PICTUREFLOW_MENU:
|
|
if ( pf_state == pf_idle || pf_state == pf_scrolling ) {
|
|
ret = main_menu();
|
|
if ( ret == -1 ) return PLUGIN_OK;
|
|
if ( ret != 0 ) return i;
|
|
rb->lcd_set_drawmode(DRMODE_FG);
|
|
}
|
|
else {
|
|
pf_state = pf_cover_out;
|
|
}
|
|
break;
|
|
|
|
case PICTUREFLOW_NEXT_ALBUM:
|
|
case PICTUREFLOW_NEXT_ALBUM_REPEAT:
|
|
#ifdef SCROLLWHEEL
|
|
if ( pf_state == pf_show_tracks )
|
|
select_next_track();
|
|
#endif
|
|
if ( pf_state == pf_idle || pf_state == pf_scrolling )
|
|
show_next_slide();
|
|
break;
|
|
|
|
case PICTUREFLOW_PREV_ALBUM:
|
|
case PICTUREFLOW_PREV_ALBUM_REPEAT:
|
|
#ifdef SCROLLWHEEL
|
|
if ( pf_state == pf_show_tracks )
|
|
select_prev_track();
|
|
#endif
|
|
if ( pf_state == pf_idle || pf_state == pf_scrolling )
|
|
show_previous_slide();
|
|
break;
|
|
|
|
#ifndef SCROLLWHEEL
|
|
case PICTUREFLOW_NEXT_TRACK:
|
|
case PICTUREFLOW_NEXT_TRACK_REPEAT:
|
|
if ( pf_state == pf_show_tracks )
|
|
select_next_track();
|
|
break;
|
|
|
|
case PICTUREFLOW_PREV_TRACK:
|
|
case PICTUREFLOW_PREV_TRACK_REPEAT:
|
|
if ( pf_state == pf_show_tracks )
|
|
select_prev_track();
|
|
break;
|
|
#endif
|
|
|
|
case PICTUREFLOW_SELECT_ALBUM:
|
|
if ( pf_state == pf_idle )
|
|
pf_state = pf_cover_in;
|
|
if ( pf_state == pf_show_tracks )
|
|
pf_state = pf_cover_out;
|
|
break;
|
|
|
|
default:
|
|
if (rb->default_event_handler_ex(button, cleanup, NULL)
|
|
== SYS_USB_CONNECTED)
|
|
return PLUGIN_USB_CONNECTED;
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
}
|
|
|
|
/*************************** Plugin entry point ****************************/
|
|
|
|
enum plugin_status plugin_start(struct plugin_api *api, void *parameter)
|
|
{
|
|
int ret;
|
|
|
|
rb = api; /* copy to global api pointer */
|
|
(void) parameter;
|
|
#if LCD_DEPTH > 1
|
|
rb->lcd_set_backdrop(NULL);
|
|
#endif
|
|
/* Turn off backlight timeout */
|
|
backlight_force_on(rb); /* backlight control in lib/helper.c */
|
|
#ifdef HAVE_ADJUSTABLE_CPU_FREQ
|
|
rb->cpu_boost(true);
|
|
#endif
|
|
ret = main();
|
|
#ifdef HAVE_ADJUSTABLE_CPU_FREQ
|
|
rb->cpu_boost(false);
|
|
#endif
|
|
if ( ret == PLUGIN_OK ) {
|
|
if (!write_pfconfig()) {
|
|
rb->splash(HZ, "Error writing config.");
|
|
ret = PLUGIN_ERROR;
|
|
}
|
|
}
|
|
|
|
end_pf_thread();
|
|
cleanup(NULL);
|
|
return ret;
|
|
}
|