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authorTeruaki Kawashima <teru@rockbox.org>2010-11-21 13:47:56 +0000
committerTeruaki Kawashima <teru@rockbox.org>2010-11-21 13:47:56 +0000
commite5b1a7d4237a9006b6c49c9c1c13b292ca4ecf7c (patch)
treef0b9dd1cba0a4ee70afd8b6da64a05286f76c380 /apps/plugins/imageviewer/jpeg/jpeg.c
parenteef21cb18ae4bc7cdf83830554a848e0c733a73d (diff)
downloadrockbox-e5b1a7d4237a9006b6c49c9c1c13b292ca4ecf7c.tar.gz
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FS#6321: Universal Image Viewer
This unifies jpeg viewer, png viewer, and bmp viewer to one plugin, image viewer, so that you can navigate through different image formats. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28626 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/plugins/imageviewer/jpeg/jpeg.c')
-rw-r--r--apps/plugins/imageviewer/jpeg/jpeg.c52
1 files changed, 25 insertions, 27 deletions
diff --git a/apps/plugins/imageviewer/jpeg/jpeg.c b/apps/plugins/imageviewer/jpeg/jpeg.c
index 5f69cc7f51..511a7054e1 100644
--- a/apps/plugins/imageviewer/jpeg/jpeg.c
+++ b/apps/plugins/imageviewer/jpeg/jpeg.c
@@ -69,20 +69,8 @@ static struct jpeg jpg; /* too large for stack */
/************************* Implementation ***************************/
-bool img_ext(const char *ext)
-{
- if(!ext)
- return false;
- if(!rb->strcasecmp(ext,".jpg") ||
- !rb->strcasecmp(ext,".jpe") ||
- !rb->strcasecmp(ext,".jpeg"))
- return true;
- else
- return false;
-}
-
-void draw_image_rect(struct image_info *info,
- int x, int y, int width, int height)
+static void draw_image_rect(struct image_info *info,
+ int x, int y, int width, int height)
{
struct t_disp* pdisp = (struct t_disp*)info->data;
#ifdef HAVE_LCD_COLOR
@@ -92,7 +80,7 @@ void draw_image_rect(struct image_info *info,
x + MAX(0, (LCD_WIDTH - info->width) / 2),
y + MAX(0, (LCD_HEIGHT - info->height) / 2),
width, height,
- settings.jpeg_colour_mode, settings.jpeg_dither_mode);
+ iv->settings->jpeg_colour_mode, iv->settings->jpeg_dither_mode);
#else
mylcd_ub_gray_bitmap_part(
pdisp->bitmap[0], info->x + x, info->y + y, pdisp->stride,
@@ -102,7 +90,7 @@ void draw_image_rect(struct image_info *info,
#endif
}
-int img_mem(int ds)
+static int img_mem(int ds)
{
int size;
struct jpeg *p_jpg = &jpg;
@@ -121,8 +109,8 @@ int img_mem(int ds)
return size;
}
-int load_image(char *filename, struct image_info *info,
- unsigned char *buf, ssize_t *buf_size)
+static int load_image(char *filename, struct image_info *info,
+ unsigned char *buf, ssize_t *buf_size)
{
int fd;
int filesize;
@@ -154,7 +142,7 @@ int load_image(char *filename, struct image_info *info,
return PLUGIN_OUTOFMEM;
}
- if(!running_slideshow)
+ if(!iv->running_slideshow)
{
rb->lcd_puts(0, 0, rb->strrchr(filename,'/')+1);
rb->lcd_putsf(0, 1, "loading %d bytes", filesize);
@@ -164,13 +152,13 @@ int load_image(char *filename, struct image_info *info,
rb->read(fd, buf_jpeg, filesize);
rb->close(fd);
- if(!running_slideshow)
+ if(!iv->running_slideshow)
{
rb->lcd_puts(0, 2, "decoding markers");
rb->lcd_update();
}
#ifdef DISK_SPINDOWN
- else if(immediate_ata_off)
+ else if(iv->immediate_ata_off)
{
/* running slideshow and time is long enough: power down disk */
rb->storage_sleep();
@@ -190,7 +178,7 @@ int load_image(char *filename, struct image_info *info,
default_huff_tbl(p_jpg); /* use default */
build_lut(p_jpg); /* derive Huffman and other lookup-tables */
- if(!running_slideshow)
+ if(!iv->running_slideshow)
{
rb->lcd_putsf(0, 2, "image %dx%d", p_jpg->x_size, p_jpg->y_size);
rb->lcd_update();
@@ -202,7 +190,7 @@ int load_image(char *filename, struct image_info *info,
return PLUGIN_OK;
}
-int get_image(struct image_info *info, int ds)
+static int get_image(struct image_info *info, int ds)
{
int w, h; /* used to center output */
int size; /* decompressed image size */
@@ -262,7 +250,7 @@ int get_image(struct image_info *info, int ds)
buf_images += size;
buf_images_size -= size;
- if(!running_slideshow)
+ if(!iv->running_slideshow)
{
rb->lcd_putsf(0, 3, "decoding %d*%d", info->width, info->height);
rb->lcd_update();
@@ -275,10 +263,10 @@ int get_image(struct image_info *info, int ds)
time = *rb->current_tick;
#ifdef HAVE_ADJUSTABLE_CPU_FREQ
rb->cpu_boost(true);
- status = jpeg_decode(p_jpg, p_disp->bitmap, ds, cb_progress);
+ status = jpeg_decode(p_jpg, p_disp->bitmap, ds, iv->cb_progress);
rb->cpu_boost(false);
#else
- status = jpeg_decode(p_jpg, p_disp->bitmap, ds, cb_progress);
+ status = jpeg_decode(p_jpg, p_disp->bitmap, ds, iv->cb_progress);
#endif
if (status)
{
@@ -287,7 +275,7 @@ int get_image(struct image_info *info, int ds)
}
time = *rb->current_tick - time;
- if(!running_slideshow)
+ if(!iv->running_slideshow)
{
rb->snprintf(print, sizeof(print), " %ld.%02ld sec ", time/HZ, time%HZ);
rb->lcd_getstringsize(print, &w, &h); /* centered in progress bar */
@@ -297,3 +285,13 @@ int get_image(struct image_info *info, int ds)
return PLUGIN_OK;
}
+
+const struct image_decoder image_decoder = {
+ false,
+ img_mem,
+ load_image,
+ get_image,
+ draw_image_rect,
+};
+
+IMGDEC_HEADER