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authorTeruaki Kawashima <teru@rockbox.org>2010-02-12 14:41:52 +0000
committerTeruaki Kawashima <teru@rockbox.org>2010-02-12 14:41:52 +0000
commit5b27fe9d959736097f370083895c0df0d50d4a35 (patch)
tree34a50389e572596ff1ae98626dd66bd572553667
parent7a819147860794eb738f464a5042dd3248b0df8a (diff)
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jpeg,png: some minor changes.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24621 a1c6a512-1295-4272-9138-f99709370657
-rw-r--r--apps/plugins/imageviewer/imageviewer.c255
-rw-r--r--apps/plugins/imageviewer/imageviewer.h5
-rw-r--r--apps/plugins/imageviewer/jpeg/jpeg.c10
-rw-r--r--apps/plugins/imageviewer/png/png.c35
4 files changed, 143 insertions, 162 deletions
diff --git a/apps/plugins/imageviewer/imageviewer.c b/apps/plugins/imageviewer/imageviewer.c
index c35c1f26be..5c6bcc918f 100644
--- a/apps/plugins/imageviewer/imageviewer.c
+++ b/apps/plugins/imageviewer/imageviewer.c
@@ -43,7 +43,7 @@ bool running_slideshow = false; /* loading image because of slideshow */
#ifdef DISK_SPINDOWN
bool immediate_ata_off = false; /* power down disk after loading */
#endif
-#if PLUGIN_BUFFER_SIZE >= MIN_MEM
+#ifdef USE_PLUG_BUF
/* are we using the plugin buffer or the audio buffer? */
bool plug_buf = true;
#endif
@@ -86,10 +86,6 @@ static struct configdata config[] =
{ .int_p = &settings.ss_timeout }, "Slideshow Time", NULL },
};
-#if LCD_DEPTH > 1
-static fb_data* old_backdrop;
-#endif
-
/**************** begin Application ********************/
@@ -109,11 +105,9 @@ static ssize_t buf_size;
static int ds, ds_min, ds_max; /* downscaling and limits */
static struct image_info image_info;
-static struct tree_context *tree;
-
/* the current full file name */
static char np_file[MAX_PATH];
-static int curfile = 0, direction = DIR_NONE, entries = 0;
+static int curfile = 0, direction = DIR_NEXT, entries = 0;
/* list of the supported image files */
static char **file_pt;
@@ -123,11 +117,10 @@ static char **file_pt;
/* Read directory contents for scrolling. */
static void get_pic_list(void)
{
+ struct tree_context *tree = rb->tree_get_context();
+ struct entry *dircache = tree->dircache;
int i;
- struct entry *dircache;
char *pname;
- tree = rb->tree_get_context();
- dircache = tree->dircache;
file_pt = (char **) buf;
@@ -181,15 +174,7 @@ static int change_filename(int direct)
return PLUGIN_ERROR;
}
- if (rb->strlen(tree->currdir) > 1)
- {
- rb->strcpy(np_file, tree->currdir);
- rb->strcat(np_file, "/");
- }
- else
- rb->strcpy(np_file, tree->currdir);
-
- rb->strcat(np_file, file_pt[curfile]);
+ rb->strcpy(rb->strrchr(np_file, '/')+1, file_pt[curfile]);
return PLUGIN_OTHER;
}
@@ -203,12 +188,6 @@ static void cleanup(void *parameter)
#endif
}
-#define VSCROLL (LCD_HEIGHT/8)
-#define HSCROLL (LCD_WIDTH/10)
-
-#define ZOOM_IN 100 /* return codes for below function */
-#define ZOOM_OUT 101
-
#if defined(HAVE_LCD_COLOR) && defined(JPEG_VIEWER)
static bool set_option_grayscale(void)
{
@@ -246,16 +225,6 @@ static void display_options(void)
static int show_menu(void) /* return 1 to quit */
{
-#if LCD_DEPTH > 1
- rb->lcd_set_backdrop(old_backdrop);
-#ifdef HAVE_LCD_COLOR
- rb->lcd_set_foreground(rb->global_settings->fg_color);
- rb->lcd_set_background(rb->global_settings->bg_color);
-#else
- rb->lcd_set_foreground(LCD_BLACK);
- rb->lcd_set_background(LCD_WHITE);
-#endif
-#endif
int result;
enum menu_id
@@ -263,7 +232,7 @@ static int show_menu(void) /* return 1 to quit */
MIID_RETURN = 0,
MIID_TOGGLE_SS_MODE,
MIID_CHANGE_SS_MODE,
-#if PLUGIN_BUFFER_SIZE >= MIN_MEM
+#ifdef USE_PLUG_BUF
MIID_SHOW_PLAYBACK_MENU,
#endif
#if defined(HAVE_LCD_COLOR) && defined(JPEG_VIEWER)
@@ -275,7 +244,7 @@ static int show_menu(void) /* return 1 to quit */
MENUITEM_STRINGLIST(menu, MENU_TITLE, NULL,
"Return", "Toggle Slideshow Mode",
"Change Slideshow Time",
-#if PLUGIN_BUFFER_SIZE >= MIN_MEM
+#ifdef USE_PLUG_BUF
"Show Playback Menu",
#endif
#if defined(HAVE_LCD_COLOR) && defined(JPEG_VIEWER)
@@ -304,7 +273,7 @@ static int show_menu(void) /* return 1 to quit */
SS_MIN_TIMEOUT, SS_MAX_TIMEOUT, NULL);
break;
-#if PLUGIN_BUFFER_SIZE >= MIN_MEM
+#ifdef USE_PLUG_BUF
case MIID_SHOW_PLAYBACK_MENU:
if (plug_buf)
{
@@ -354,6 +323,88 @@ static int show_menu(void) /* return 1 to quit */
return 0;
}
+#ifdef USE_PLUG_BUF
+static int ask_and_get_audio_buffer(const char *filename)
+{
+ rb->lcd_setfont(FONT_SYSFIXED);
+ rb->lcd_clear_display();
+ rb->lcd_puts(0, 0, rb->strrchr(filename,'/')+1);
+ rb->lcd_puts(0, 1, "Not enough plugin memory!");
+ rb->lcd_puts(0, 2, "Zoom In: Stop playback.");
+ if(entries > 1)
+ rb->lcd_puts(0, 3, "Left/Right: Skip File.");
+ rb->lcd_puts(0, 4, "Show Menu: Quit.");
+ rb->lcd_update();
+ rb->lcd_setfont(FONT_UI);
+
+ rb->button_clear_queue();
+
+ while (1)
+ {
+ int button = rb->button_get(true);
+ switch(button)
+ {
+ case IMGVIEW_ZOOM_IN:
+ plug_buf = false;
+ buf = rb->plugin_get_audio_buffer((size_t *)&buf_size);
+ /*try again this file, now using the audio buffer */
+ return PLUGIN_OTHER;
+#ifdef IMGVIEW_RC_MENU
+ case IMGVIEW_RC_MENU:
+#endif
+ case IMGVIEW_MENU:
+ return PLUGIN_OK;
+
+ case IMGVIEW_LEFT:
+ if(entries>1)
+ {
+ rb->lcd_clear_display();
+ return change_filename(DIR_PREV);
+ }
+ break;
+
+ case IMGVIEW_RIGHT:
+ if(entries>1)
+ {
+ rb->lcd_clear_display();
+ return change_filename(DIR_NEXT);
+ }
+ break;
+ default:
+ if(rb->default_event_handler_ex(button, cleanup, NULL)
+ == SYS_USB_CONNECTED)
+ return PLUGIN_USB_CONNECTED;
+
+ }
+ }
+}
+#endif /* USE_PLUG_BUF */
+
+/* callback updating a progress meter while image decoding */
+void cb_progress(int current, int total)
+{
+ rb->yield(); /* be nice to the other threads */
+#ifndef USEGSLIB
+ /* in slideshow mode, keep gui interference to a minimum */
+ const int size = (!running_slideshow ? 8 : 4);
+#else
+ const int size = 8;
+ if(!running_slideshow)
+#endif
+ {
+ rb->gui_scrollbar_draw(rb->screens[SCREEN_MAIN],
+ 0, LCD_HEIGHT-size, LCD_WIDTH, size,
+ total, 0, current, HORIZONTAL);
+ rb->lcd_update_rect(0, LCD_HEIGHT-size, LCD_WIDTH, size);
+ }
+}
+
+#define VSCROLL (LCD_HEIGHT/8)
+#define HSCROLL (LCD_WIDTH/10)
+
+#define ZOOM_IN 100 /* return codes for below function */
+#define ZOOM_OUT 101
+
/* Pan the viewing window right - move image to the left and fill in
the right-hand side */
static void pan_view_right(struct image_info *info)
@@ -454,7 +505,7 @@ static void pan_view_down(struct image_info *info)
static int scroll_bmp(struct image_info *info)
{
int button;
- int lastbutton = 0;
+ int lastbutton = BUTTON_NONE;
while (true)
{
@@ -494,17 +545,16 @@ static int scroll_bmp(struct image_info *info)
break;
case BUTTON_NONE:
- if (!slideshow_enabled)
- break;
- running_slideshow = true;
- if (entries > 1)
+ if (slideshow_enabled && entries > 1)
+ {
+ running_slideshow = true;
return change_filename(DIR_NEXT);
+ }
break;
#ifdef IMGVIEW_SLIDE_SHOW
case IMGVIEW_SLIDE_SHOW:
slideshow_enabled = !slideshow_enabled;
- running_slideshow = slideshow_enabled;
break;
#endif
@@ -539,6 +589,7 @@ static int scroll_bmp(struct image_info *info)
#endif
return ZOOM_OUT;
break;
+
#ifdef IMGVIEW_RC_MENU
case IMGVIEW_RC_MENU:
#endif
@@ -557,6 +608,7 @@ static int scroll_bmp(struct image_info *info)
MYLCD_UPDATE();
#endif
break;
+
default:
if (rb->default_event_handler_ex(button, cleanup, NULL)
== SYS_USB_CONNECTED)
@@ -572,29 +624,6 @@ static int scroll_bmp(struct image_info *info)
/********************* main function *************************/
-/* callback updating a progress meter while image decoding */
-void cb_progress(int current, int total)
-{
- rb->yield(); /* be nice to the other threads */
- if(!running_slideshow)
- {
- rb->gui_scrollbar_draw(rb->screens[SCREEN_MAIN],
- 0, LCD_HEIGHT-8, LCD_WIDTH, 8,
- total, 0, current, HORIZONTAL);
- rb->lcd_update_rect(0, LCD_HEIGHT-8, LCD_WIDTH, 8);
- }
-#ifndef USEGSLIB
- else
- {
- /* in slideshow mode, keep gui interference to a minimum */
- rb->gui_scrollbar_draw(rb->screens[SCREEN_MAIN],
- 0, LCD_HEIGHT-4, LCD_WIDTH, 4,
- total, 0, current, HORIZONTAL);
- rb->lcd_update_rect(0, LCD_HEIGHT-4, LCD_WIDTH, 4);
- }
-#endif
-}
-
/* how far can we zoom in without running out of memory */
static int min_downscale(int bufsize)
{
@@ -658,11 +687,6 @@ static int load_and_show(char* filename, struct image_info *info)
int cx, cy;
ssize_t remaining;
-#if LCD_DEPTH > 1
- rb->lcd_set_foreground(LCD_WHITE);
- rb->lcd_set_background(LCD_BLACK);
- rb->lcd_set_backdrop(NULL);
-#endif
rb->lcd_clear_display();
rb->memset(info, 0, sizeof(*info));
@@ -675,61 +699,10 @@ static int load_and_show(char* filename, struct image_info *info)
if (status == PLUGIN_OUTOFMEM)
{
-#if PLUGIN_BUFFER_SIZE >= MIN_MEM
+#ifdef USE_PLUG_BUF
if(plug_buf)
{
- rb->lcd_setfont(FONT_SYSFIXED);
- rb->lcd_clear_display();
- rb->snprintf(print,sizeof(print),"%s:",rb->strrchr(filename,'/')+1);
- rb->lcd_puts(0,0,print);
- rb->lcd_puts(0,1,"Not enough plugin memory!");
- rb->lcd_puts(0,2,"Zoom In: Stop playback.");
- if(entries>1)
- rb->lcd_puts(0,3,"Left/Right: Skip File.");
- rb->lcd_puts(0,4,"Show Menu: Quit.");
- rb->lcd_update();
- rb->lcd_setfont(FONT_UI);
-
- rb->button_clear_queue();
-
- while (1)
- {
- int button = rb->button_get(true);
- switch(button)
- {
- case IMGVIEW_ZOOM_IN:
- plug_buf = false;
- buf = rb->plugin_get_audio_buffer((size_t *)&buf_size);
- /*try again this file, now using the audio buffer */
- return PLUGIN_OTHER;
-#ifdef IMGVIEW_RC_MENU
- case IMGVIEW_RC_MENU:
-#endif
- case IMGVIEW_MENU:
- return PLUGIN_OK;
-
- case IMGVIEW_LEFT:
- if(entries>1)
- {
- rb->lcd_clear_display();
- return change_filename(DIR_PREV);
- }
- break;
-
- case IMGVIEW_RIGHT:
- if(entries>1)
- {
- rb->lcd_clear_display();
- return change_filename(DIR_NEXT);
- }
- break;
- default:
- if(rb->default_event_handler_ex(button, cleanup, NULL)
- == SYS_USB_CONNECTED)
- return PLUGIN_USB_CONNECTED;
-
- }
- }
+ return ask_and_get_audio_buffer(filename);
}
else
#endif
@@ -758,9 +731,18 @@ static int load_and_show(char* filename, struct image_info *info)
ds_min = ds_max = 1;
#else
/* not enough memory to decode image. */
- rb->splash(HZ, "too large");
- file_pt[curfile] = NULL;
- return change_filename(direction);
+#ifdef USE_PLUG_BUF
+ if(plug_buf)
+ {
+ return ask_and_get_audio_buffer(filename);
+ }
+ else
+#endif
+ {
+ rb->splash(HZ, "too large");
+ file_pt[curfile] = NULL;
+ return change_filename(direction);
+ }
#endif
}
else if (ds_max < ds_min)
@@ -784,7 +766,7 @@ static int load_and_show(char* filename, struct image_info *info)
if(!running_slideshow)
{
rb->snprintf(print, sizeof(print), "showing %dx%d",
- info->width, info->height);
+ info->width, info->height);
rb->lcd_puts(0, 3, print);
rb->lcd_update();
}
@@ -869,13 +851,10 @@ enum plugin_status plugin_start(const void* parameter)
#ifdef USEGSLIB
long greysize; /* helper */
#endif
-#if LCD_DEPTH > 1
- old_backdrop = rb->lcd_get_backdrop();
-#endif
if(!parameter) return PLUGIN_ERROR;
-#if PLUGIN_BUFFER_SIZE >= MIN_MEM
+#ifdef USE_PLUG_BUF
buf = rb->plugin_get_buffer((size_t *)&buf_size);
#else
buf = rb->plugin_get_audio_buffer((size_t *)&buf_size);
@@ -886,7 +865,7 @@ enum plugin_status plugin_start(const void* parameter)
if(!entries) return PLUGIN_ERROR;
-#if PLUGIN_BUFFER_SIZE >= MIN_MEM
+#ifdef USE_PLUG_BUF
if(!rb->audio_status())
{
plug_buf = false;
@@ -914,6 +893,12 @@ enum plugin_status plugin_start(const void* parameter)
/* Turn off backlight timeout */
backlight_force_on(); /* backlight control in lib/helper.c */
+#if LCD_DEPTH > 1
+ rb->lcd_set_backdrop(NULL);
+ rb->lcd_set_foreground(LCD_WHITE);
+ rb->lcd_set_background(LCD_BLACK);
+#endif
+
do
{
condition = load_and_show(np_file, &image_info);
diff --git a/apps/plugins/imageviewer/imageviewer.h b/apps/plugins/imageviewer/imageviewer.h
index 4ced196e59..e1009ec32f 100644
--- a/apps/plugins/imageviewer/imageviewer.h
+++ b/apps/plugins/imageviewer/imageviewer.h
@@ -361,6 +361,9 @@
#if !defined(SIMULATOR) && defined(HAVE_DISK_STORAGE)
#define DISK_SPINDOWN
#endif
+#if PLUGIN_BUFFER_SIZE >= MIN_MEM
+#define USE_PLUG_BUF
+#endif
/* Settings. jpeg needs these */
struct imgview_settings
@@ -390,7 +393,7 @@ extern bool running_slideshow;
#ifdef DISK_SPINDOWN
extern bool immediate_ata_off;
#endif
-#if PLUGIN_BUFFER_SIZE >= MIN_MEM
+#ifdef USE_PLUG_BUF
extern bool plug_buf;
#endif
diff --git a/apps/plugins/imageviewer/jpeg/jpeg.c b/apps/plugins/imageviewer/jpeg/jpeg.c
index b4ac6c0fce..91e0c1021f 100644
--- a/apps/plugins/imageviewer/jpeg/jpeg.c
+++ b/apps/plugins/imageviewer/jpeg/jpeg.c
@@ -156,8 +156,7 @@ int load_image(char *filename, struct image_info *info,
if(!running_slideshow)
{
- rb->snprintf(print, sizeof(print), "%s:", rb->strrchr(filename,'/')+1);
- rb->lcd_puts(0, 0, print);
+ rb->lcd_puts(0, 0, rb->strrchr(filename,'/')+1);
rb->lcd_update();
rb->snprintf(print, sizeof(print), "loading %d bytes", filesize);
@@ -170,8 +169,7 @@ int load_image(char *filename, struct image_info *info,
if(!running_slideshow)
{
- rb->snprintf(print, sizeof(print), "decoding markers");
- rb->lcd_puts(0, 2, print);
+ rb->lcd_puts(0, 2, "decoding markers");
rb->lcd_update();
}
#ifdef DISK_SPINDOWN
@@ -198,7 +196,7 @@ int load_image(char *filename, struct image_info *info,
if(!running_slideshow)
{
rb->snprintf(print, sizeof(print), "image %dx%d",
- p_jpg->x_size, p_jpg->y_size);
+ p_jpg->x_size, p_jpg->y_size);
rb->lcd_puts(0, 2, print);
rb->lcd_update();
}
@@ -272,7 +270,7 @@ int get_image(struct image_info *info, int ds)
if(!running_slideshow)
{
rb->snprintf(print, sizeof(print), "decoding %d*%d",
- p_jpg->x_size/ds, p_jpg->y_size/ds);
+ info->width, info->height);
rb->lcd_puts(0, 3, print);
rb->lcd_update();
}
diff --git a/apps/plugins/imageviewer/png/png.c b/apps/plugins/imageviewer/png/png.c
index d04b0850f4..958793b37d 100644
--- a/apps/plugins/imageviewer/png/png.c
+++ b/apps/plugins/imageviewer/png/png.c
@@ -144,7 +144,7 @@ static fb_data *disp[9];
static fb_data *disp_buf;
/* my memory pool (from the mp3 buffer) */
-static char print[128]; /* use a common snprintf() buffer */
+static char print[32]; /* use a common snprintf() buffer */
unsigned char *memory, *memory_max; /* inffast.c needs memory_max */
static size_t memory_size;
@@ -204,7 +204,6 @@ static unsigned LodePNG_decompress(unsigned char* out, size_t* outsize, const un
if (stream.msg != Z_NULL)
rb->strcpy(error_msg, stream.msg);
return err;
-
}
/* ////////////////////////////////////////////////////////////////////////// */
@@ -469,8 +468,7 @@ unsigned LodePNG_convert(fb_data* out, const unsigned char* in, LodePNG_InfoColo
if (!running_slideshow)
{
- rb->snprintf(print, sizeof(print), "color conversion in progress");
- rb->lcd_puts(0, 3, print);
+ rb->lcd_puts(0, 3, "color conversion in progress");
rb->lcd_update();
}
@@ -1201,8 +1199,7 @@ static void decodeGeneric(LodePNG_Decoder* decoder, unsigned char* in, size_t si
memset(decoded_image, 0, decoded_image_size * sizeof(unsigned char));
if (!running_slideshow)
{
- rb->snprintf(print, sizeof(print), "unfiltering scanlines");
- rb->lcd_puts(0, 3, print);
+ rb->lcd_puts(0, 3, "unfiltering scanlines");
rb->lcd_update();
}
decoder->error = postProcessScanlines(decoded_image, scanlines, decoder);
@@ -1217,7 +1214,7 @@ void LodePNG_decode(LodePNG_Decoder* decoder, unsigned char* in, size_t insize,
/*TODO: check if this works according to the statement in the documentation: "The converter can convert from greyscale input color type, to 8-bit greyscale or greyscale with alpha"*/
if (!(decoder->infoRaw.color.colorType == 2 || decoder->infoRaw.color.colorType == 6) && !(decoder->infoRaw.color.bitDepth == 8)) { decoder->error = 56; return; }
- converted_image = (fb_data *)((intptr_t)(memory + 3) & ~3);
+ converted_image = (fb_data *)memory;
converted_image_size = decoder->infoPng.width*decoder->infoPng.height;
if ((unsigned char *)(converted_image + converted_image_size) >= decoded_image) { decoder->error = OUT_OF_MEMORY; }
if (!decoder->error) decoder->error = LodePNG_convert(converted_image, decoded_image, &decoder->infoRaw.color, &decoder->infoPng.color, decoder->infoPng.width, decoder->infoPng.height);
@@ -1333,9 +1330,10 @@ int load_image(char *filename, struct image_info *info,
memset(&disp, 0, sizeof(disp));
LodePNG_Decoder_init(decoder);
- memory = buf;
- memory_size = *buf_size;
- memory_max = memory + memory_size;
+ /* align buffer */
+ memory = (unsigned char *)((intptr_t)(buf + 3) & ~3);
+ memory_max = (unsigned char *)((intptr_t)(memory + *buf_size) & ~3);
+ memory_size = memory_max - memory;
fd = rb->open(filename, O_RDONLY);
if (fd < 0)
@@ -1348,8 +1346,7 @@ int load_image(char *filename, struct image_info *info,
DEBUGF("reading file '%s'\n", filename);
if (!running_slideshow) {
- rb->snprintf(print, sizeof(print), "%s:", rb->strrchr(filename,'/')+1);
- rb->lcd_puts(0, 0, print);
+ rb->lcd_puts(0, 0, rb->strrchr(filename,'/')+1);
rb->lcd_update();
}
@@ -1369,8 +1366,7 @@ int load_image(char *filename, struct image_info *info,
rb->close(fd);
if (!running_slideshow) {
- rb->snprintf(print, sizeof(print), "decoding image");
- rb->lcd_puts(0, 2, print);
+ rb->lcd_puts(0, 2, "decoding image");
rb->lcd_update();
}
#ifdef DISK_SPINDOWN
@@ -1409,11 +1405,10 @@ int load_image(char *filename, struct image_info *info,
#else
LodePNG_decode(decoder, image, image_size, cb_progress);
#endif /*HAVE_ADJUSTABLE_CPU_FREQ*/
+ time = *rb->current_tick - time;
}
}
- time = *rb->current_tick - time;
-
if (!running_slideshow && !decoder->error)
{
rb->snprintf(print, sizeof(print), " %ld.%02ld sec ", time/HZ, time%HZ);
@@ -1423,7 +1418,7 @@ int load_image(char *filename, struct image_info *info,
}
if (decoder->error) {
-#if PLUGIN_BUFFER_SIZE >= MIN_MEM
+#ifdef USE_PLUG_BUF
if (plug_buf && (decoder->error == FILE_TOO_LARGE
|| decoder->error == OUT_OF_MEMORY || decoder->error == Z_MEM_ERROR))
return PLUGIN_OUTOFMEM;
@@ -1457,7 +1452,7 @@ int load_image(char *filename, struct image_info *info,
return PLUGIN_ERROR;
}
- disp_buf = (fb_data *)((intptr_t)(converted_image + converted_image_size + 3) & ~3);
+ disp_buf = converted_image + converted_image_size;
info->x_size = decoder->infoPng.width;
info->y_size = decoder->infoPng.height;
*buf_size = memory_max - (unsigned char*)disp_buf;
@@ -1498,11 +1493,11 @@ int get_image(struct image_info *info, int ds)
for (i=1; i<=8; i++)
disp[i] = NULL; /* invalidate all bitmaps */
/* start again from the beginning of the buffer */
- disp_buf = (fb_data *)((intptr_t)(converted_image + converted_image_size + 3) & ~3);
+ disp_buf = converted_image + converted_image_size;
}
*p_disp = disp_buf;
- disp_buf = (fb_data *)((intptr_t)(disp_buf + size + 3) & ~3);
+ disp_buf += size;
bmp_src.width = decoder->infoPng.width;
bmp_src.height = decoder->infoPng.height;