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add slideshow mode to imageviewer core

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radius 2016-01-20 15:40:08 -05:00
parent 63e2d13b8f
commit c32a5c8003
1 changed files with 45 additions and 9 deletions
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52
cores/image_core.c
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@ -5,6 +5,9 @@
#include <assert.h>
#include <boolean.h>
#include <file/dir_list.h>
#include <file/file_path.h>
#include <compat/strl.h>
#define STB_IMAGE_IMPLEMENTATION
@ -39,22 +42,25 @@ static uint32_t* image_buffer;
static int image_width;
static int image_height;
static bool image_uploaded;
struct string_list *file_list;
#if 0
#define DUPE_TEST
#endif
#ifdef RARCH_INTERNAL
static const char* IMAGE_CORE_PREFIX(valid_extensions) = "jpg|jpeg|png|bmp|tga";
#else
static const char* IMAGE_CORE_PREFIX(valid_extensions) = "jpg|jpeg|png|bmp|psd|tga|gif|hdr|pic|ppm|pgm";
#endif
void IMAGE_CORE_PREFIX(retro_get_system_info)(struct retro_system_info *info)
{
info->library_name = "image display";
info->library_version = "v0.1";
info->need_fullpath = true;
info->block_extract = false;
#ifdef RARCH_INTERNAL
info->valid_extensions = "jpg|jpeg|png|bmp|tga";
#else
info->valid_extensions = "jpg|jpeg|png|bmp|psd|tga|gif|hdr|pic|ppm|pgm";
#endif
info->valid_extensions = IMAGE_CORE_PREFIX(valid_extensions);
}
void IMAGE_CORE_PREFIX(retro_get_system_av_info)(struct retro_system_av_info *info)
@ -169,7 +175,16 @@ bool IMAGE_CORE_PREFIX(retro_load_game)(const struct retro_game_info *info)
uint32_t *buf, *end;
enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_XRGB8888;
char *dir = strdup(info->path);
path_basedir(dir);
file_list = dir_list_new(dir, IMAGE_CORE_PREFIX(valid_extensions),
false,false);
dir_list_sort(file_list, false);
free(dir);
image_buffer = (uint32_t*)stbi_load (info->path,&image_width, &image_height, &comp, 4);
/* RGBA > XRGB8888 */
buf = &image_buffer[0];
end = buf + (image_width*image_height*sizeof(uint32_t))/4;
@ -187,8 +202,6 @@ bool IMAGE_CORE_PREFIX(retro_load_game)(const struct retro_game_info *info)
IMAGE_CORE_PREFIX(log_cb)(RETRO_LOG_INFO, "XRGB8888 is not supported.\n");
return false;
}
return true;
}
@ -223,8 +236,30 @@ size_t IMAGE_CORE_PREFIX(retro_get_memory_size)(unsigned id)
void IMAGE_CORE_PREFIX(retro_run)(void)
{
IMAGE_CORE_PREFIX(input_poll_cb)();
int comp;
uint32_t *buf, *end;
static int frames = 0;
static int image_index = 0;
IMAGE_CORE_PREFIX(input_poll_cb)();
if(frames % 120 == 0 && image_index < file_list->size)
{
image_buffer = (uint32_t*)stbi_load (file_list->elems[image_index].data,&image_width, &image_height, &comp, 4);
image_index ++;
/* RGBA > XRGB8888 */
buf = &image_buffer[0];
end = buf + (image_width*image_height*sizeof(uint32_t))/4;
while(buf < end)
{
uint32_t pixel = *buf;
*buf = (pixel & 0xff00ff00) | ((pixel << 16) & 0x00ff0000) | ((pixel >> 16) & 0xff);
buf++;
}
}
#ifdef DUPE_TEST
if (!image_uploaded)
{
@ -236,6 +271,7 @@ void IMAGE_CORE_PREFIX(retro_run)(void)
#else
IMAGE_CORE_PREFIX(video_cb)(image_buffer, image_width, image_height, image_width * sizeof(uint32_t));
#endif
frames++;
}
unsigned IMAGE_CORE_PREFIX(retro_api_version)(void)