forked from enlightenment/efl
587 lines
15 KiB
C
587 lines
15 KiB
C
#ifdef HAVE_CONFIG_H
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# include "config.h" /* so that EAPI in Eet.h is correctly defined */
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#endif
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#ifdef BUILD_LOADER_EET
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# include <Eet.h>
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#endif
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#include "evas_common.h"
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#include "evas_private.h"
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#ifdef HAVE_VALGRIND
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# include <memcheck.h>
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#endif
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static Evas_Cache_Image * eci = NULL;
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static int reference = 0;
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/* static RGBA_Image *evas_rgba_line_buffer = NULL; */
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#define EVAS_RGBA_LINE_BUFFER_MIN_LEN 256
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#define EVAS_RGBA_LINE_BUFFER_MAX_LEN 2048
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/* static RGBA_Image *evas_alpha_line_buffer = NULL; */
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#define EVAS_ALPHA_LINE_BUFFER_MIN_LEN 256
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#define EVAS_ALPHA_LINE_BUFFER_MAX_LEN 2048
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static Image_Entry *_evas_common_rgba_image_new(void);
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static void _evas_common_rgba_image_delete(Image_Entry *ie);
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static int _evas_common_rgba_image_surface_alloc(Image_Entry *ie, int w, int h);
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static void _evas_common_rgba_image_surface_delete(Image_Entry *ie);
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static DATA32 *_evas_common_rgba_image_surface_pixels(Image_Entry *ie);
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static void _evas_common_rgba_image_unload(Image_Entry *im);
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static void _evas_common_rgba_image_dirty_region(Image_Entry *im, int x, int y, int w, int h);
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static int _evas_common_rgba_image_ram_usage(Image_Entry *ie);
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/* Only called when references > 0. Need to provide a fresh copie of im. */
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/* The destination surface does have a surface, but no allocated pixel data. */
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static int _evas_common_rgba_image_dirty(Image_Entry* dst, const Image_Entry* src);
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static void
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_evas_common_rgba_image_debug(const char* context, Image_Entry *eim)
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{
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fprintf(stderr, "%p = [%s] {%s,%s} %i [%i|%i]\n", eim, context, eim->file, eim->key, eim->references, eim->w, eim->h);
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}
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static const Evas_Cache_Image_Func _evas_common_image_func =
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{
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_evas_common_rgba_image_new,
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_evas_common_rgba_image_delete,
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_evas_common_rgba_image_surface_alloc,
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_evas_common_rgba_image_surface_delete,
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_evas_common_rgba_image_surface_pixels,
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evas_common_load_rgba_image_module_from_file,
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_evas_common_rgba_image_unload,
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_evas_common_rgba_image_dirty_region,
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_evas_common_rgba_image_dirty,
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evas_common_rgba_image_size_set,
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evas_common_rgba_image_from_copied_data,
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evas_common_rgba_image_from_data,
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evas_common_rgba_image_colorspace_set,
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evas_common_load_rgba_image_data_from_file,
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_evas_common_rgba_image_ram_usage,
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/* _evas_common_rgba_image_debug */
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NULL
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};
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EAPI void
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evas_common_image_init(void)
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{
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if (!eci)
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eci = evas_cache_image_init(&_evas_common_image_func);
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reference++;
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//// printf("REF++=%i\n", reference);
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#ifdef BUILD_LOADER_EET
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eet_init();
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#endif
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}
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EAPI void
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evas_common_image_shutdown(void)
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{
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if (--reference == 0)
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{
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//// printf("REF--=%i\n", reference);
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// DISABLE for now - something wrong with cache shutdown freeing things
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// still in use - rage_thumb segv's now.
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//
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// actually - i think i see it. cache ref goes to 0 (and thus gets freed)
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// because in eng_setup() when a buffer changes size it is FIRST freed
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// THEN allocated again - thus brignhjing ref to 0 then back to 1 immediately
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// where it should stay at 1. - see evas_engine.c in the buffer enigne for
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// example. eng_output_free() is called BEFORE _output_setup(). although this
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// is only a SIGNE of the problem. we can patch this up with either freeing
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// after the setup (so we just pt a ref of 2 then back to 1), or just
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// evas_common_image_init() at the start and evas_common_image_shutdown()
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// after it all. really ref 0 should only be reached when no more canvases
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// with no more objects exist anywhere.
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// evas_cache_image_shutdown(eci);
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// eci = NULL;
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}
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#ifdef BUILD_LOADER_EET
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eet_shutdown();
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#endif
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}
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static Image_Entry *
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_evas_common_rgba_image_new(void)
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{
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RGBA_Image *im;
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im = calloc(1, sizeof(RGBA_Image));
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if (!im) return NULL;
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im->flags = RGBA_IMAGE_NOTHING;
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im->ref = 1;
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return &im->cache_entry;
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}
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static void
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_evas_common_rgba_image_delete(Image_Entry *ie)
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{
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RGBA_Image *im = (RGBA_Image *) ie;
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evas_common_pipe_free(im);
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if (ie->info.module) evas_module_unref((Evas_Module *)ie->info.module);
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/* memset the image to 0x99 because i recently saw a segv where an
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* seemed to be used BUT its contents were wrong - it looks like it was
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* overwritten by something from efreet - as there was an execute command
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* for a command there and some other signs - but to make sure, I am
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* going to empty this struct out in case this happens again so i know
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* that something else is overwritign this struct - or not */
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memset(im, 0x99, sizeof(im));
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free(im);
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}
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static int
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_evas_common_rgba_image_surface_alloc(Image_Entry *ie, int w, int h)
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{
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RGBA_Image *im = (RGBA_Image *) ie;
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size_t siz = 0;
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if (im->image.no_free) return 0;
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if (im->flags & RGBA_IMAGE_ALPHA_ONLY)
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siz = w * h * sizeof(DATA8);
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else
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siz = w * h * sizeof(DATA32);
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if (im->image.data) free(im->image.data);
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im->image.data = malloc(siz);
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if (im->image.data == NULL) return -1;
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#ifdef HAVE_VALGRIND
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# ifdef VALGRIND_MAKE_READABLE
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VALGRIND_MAKE_READABLE(im->image.data, siz);
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# else
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# ifdef VALGRIND_MAKE_MEM_DEFINED
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VALGRIND_MAKE_MEM_DEFINED(im->image.data, siz);
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# endif
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# endif
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#endif
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return 0;
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}
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static void
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_evas_common_rgba_image_surface_delete(Image_Entry *ie)
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{
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RGBA_Image *im = (RGBA_Image *) ie;
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if ((im->cs.data) && (im->image.data))
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{
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if (im->cs.data != im->image.data)
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{
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if (!im->cs.no_free) free(im->cs.data);
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}
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}
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else if (im->cs.data)
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{
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if (!im->cs.no_free) free(im->cs.data);
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}
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im->cs.data = NULL;
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if (im->image.data && !im->image.no_free)
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free(im->image.data);
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im->image.data = NULL;
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}
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static void
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_evas_common_rgba_image_unload(Image_Entry* im)
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{
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}
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static void
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_evas_common_rgba_image_dirty_region(Image_Entry* ie, int x, int y, int w, int h)
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{
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RGBA_Image *im = (RGBA_Image *) ie;
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im->flags |= RGBA_IMAGE_IS_DIRTY;
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}
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/* Only called when references > 0. Need to provide a fresh copie of im. */
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static int
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_evas_common_rgba_image_dirty(Image_Entry *ie_dst, const Image_Entry *ie_src)
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{
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RGBA_Image *dst = (RGBA_Image *) ie_dst;
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RGBA_Image *src = (RGBA_Image *) ie_src;
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evas_cache_image_load_data(&src->cache_entry);
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if (_evas_common_rgba_image_surface_alloc(&dst->cache_entry,
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src->cache_entry.w, src->cache_entry.h))
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return 1;
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evas_common_image_colorspace_normalize(src);
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evas_common_image_colorspace_normalize(dst);
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/* evas_common_blit_rectangle(src, dst, 0, 0, src->cache_entry.w, src->cache_entry.h, 0, 0); */
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/* evas_common_cpu_end_opt(); */
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return 0;
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}
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static int
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_evas_common_rgba_image_ram_usage(Image_Entry *ie)
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{
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RGBA_Image *im = (RGBA_Image *) ie;
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// ram += sizeof(struct _RGBA_Image);
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// if (im->info.real_file) ram += strlen(im->info.real_file);
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// if (im->info.comment) ram += strlen(im->info.comment);
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if ((im->image.data) && (!im->image.no_free))
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return im->cache_entry.w * im->cache_entry.h * sizeof(DATA32);
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return 0;
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}
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static DATA32 *
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_evas_common_rgba_image_surface_pixels(Image_Entry *ie)
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{
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RGBA_Image *im = (RGBA_Image *) ie;
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return im->image.data;
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}
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#if 0
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void
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evas_common_image_surface_alpha_tiles_calc(RGBA_Surface *is, int tsize)
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{
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int x, y;
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DATA32 *ptr;
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if (is->spans) return;
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if (!is->im->cache_entry.flags.alpha) return;
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/* FIXME: dont handle alpha only images yet */
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if ((is->im->flags & RGBA_IMAGE_ALPHA_ONLY)) return;
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if (tsize < 0) tsize = 0;
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is->spans = calloc(1, sizeof(RGBA_Image_Span *) * is->h);
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if (!is->spans) return;
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ptr = is->data;
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for (y = 0; y < is->h; y++)
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{
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RGBA_Image_Span *sp;
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sp = NULL;
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for (x = 0; x < is->w; x++)
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{
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DATA8 a;
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a = A_VAL(ptr);
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if (sp)
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{
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if (a == 0)
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{
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is->spans[y] = evas_object_list_append(is->spans[y], sp);
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sp = NULL;
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}
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else
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{
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sp->w++;
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if ((sp->v == 2) && (a != 255)) sp->v = 1;
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}
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}
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else
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{
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if (a == 255)
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{
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sp = calloc(1, sizeof(RGBA_Image_Span));
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sp->x = x;
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sp->w = 1;
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sp->v = 2;
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}
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else if (a > 0)
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{
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sp = calloc(1, sizeof(RGBA_Image_Span));
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sp->x = x;
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sp->w = 1;
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sp->v = 1;
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}
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}
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ptr++;
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}
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if (sp)
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{
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is->spans[y] = evas_object_list_append(is->spans[y], sp);
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sp = NULL;
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}
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}
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}
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#endif
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/* EAPI void */
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/* evas_common_image_surface_dealloc(RGBA_Surface *is) */
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/* { */
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/* if ((is->data) && (!is->no_free)) */
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/* { */
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/* free(is->data); */
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/* is->data = NULL; */
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/* } */
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/* } */
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static RGBA_Image *
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evas_common_image_create(int w, int h)
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{
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RGBA_Image *im;
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im = (RGBA_Image *) _evas_common_rgba_image_new();
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if (!im) return NULL;
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im->cache_entry.w = w;
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im->cache_entry.h = h;
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if (_evas_common_rgba_image_surface_alloc(&im->cache_entry, w, h))
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{
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_evas_common_rgba_image_delete(&im->cache_entry);
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return NULL;
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}
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im->cache_entry.flags.cached = 0;
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return im;
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}
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EAPI RGBA_Image *
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evas_common_image_alpha_create(int w, int h)
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{
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RGBA_Image *im;
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im = (RGBA_Image *) _evas_common_rgba_image_new();
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if (!im) return NULL;
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im->cache_entry.w = w;
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im->cache_entry.h = h;
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im->flags |= RGBA_IMAGE_ALPHA_ONLY;
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if (_evas_common_rgba_image_surface_alloc(&im->cache_entry, w, h))
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{
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_evas_common_rgba_image_delete(&im->cache_entry);
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return NULL;
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}
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im->cache_entry.flags.cached = 0;
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return im;
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}
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void
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evas_common_image_colorspace_normalize(RGBA_Image *im)
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{
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if ((!im->cs.data) ||
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((!im->cs.dirty) && (!(im->flags & RGBA_IMAGE_IS_DIRTY)))) return;
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switch (im->cache_entry.space)
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{
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case EVAS_COLORSPACE_ARGB8888:
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if (im->image.data != im->cs.data)
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{
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if (!im->image.no_free) free(im->image.data);
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im->image.data = im->cs.data;
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im->cs.no_free = im->image.no_free;
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}
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break;
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case EVAS_COLORSPACE_YCBCR422P601_PL:
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#ifdef BUILD_CONVERT_YUV
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if ((im->image.data) && (*((unsigned char **)im->cs.data)))
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evas_common_convert_yuv_420p_601_rgba(im->cs.data, (DATA8*) im->image.data,
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im->cache_entry.w, im->cache_entry.h);
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#endif
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break;
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default:
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break;
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}
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im->cs.dirty = 0;
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}
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EAPI void
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evas_common_image_colorspace_dirty(RGBA_Image *im)
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{
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im->cs.dirty = 1;
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}
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EAPI void
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evas_common_image_set_cache(int size)
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{
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if (eci != NULL)
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evas_cache_image_set(eci, size);
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}
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EAPI int
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evas_common_image_get_cache(void)
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{
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return evas_cache_image_get(eci);
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}
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EAPI RGBA_Image *
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evas_common_load_image_from_file(const char *file, const char *key, RGBA_Image_Loadopts *lo)
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{
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int error;
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if (file == NULL) return NULL;
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return (RGBA_Image *) evas_cache_image_request(eci, file, key, lo, &error);
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}
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EAPI void
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evas_common_image_cache_free(void)
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{
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evas_common_image_set_cache(0);
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}
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EAPI Evas_Cache_Image*
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evas_common_image_cache_get(void)
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{
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return eci;
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}
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EAPI RGBA_Image *
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evas_common_image_line_buffer_obtain(int len)
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{
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if (len < 1) return NULL;
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if (len < EVAS_RGBA_LINE_BUFFER_MIN_LEN)
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len = EVAS_RGBA_LINE_BUFFER_MIN_LEN;
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return evas_common_image_create(len, 1);
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/*
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if (evas_rgba_line_buffer)
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{
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if (evas_rgba_line_buffer->image->w >= len)
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return evas_rgba_line_buffer;
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evas_rgba_line_buffer->image->data = (DATA32 *)realloc(evas_rgba_line_buffer->image->data, len * sizeof(DATA32));
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if (!evas_rgba_line_buffer->image->data)
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{
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evas_common_image_free(evas_rgba_line_buffer);
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evas_rgba_line_buffer = NULL;
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return NULL;
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}
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evas_rgba_line_buffer->image->w = len;
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return evas_rgba_line_buffer;
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}
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evas_rgba_line_buffer = evas_common_image_create(len, 1);
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if (!evas_rgba_line_buffer) return NULL;
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return evas_rgba_line_buffer;
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*/
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}
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EAPI void
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evas_common_image_line_buffer_release(RGBA_Image *im)
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{
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_evas_common_rgba_image_delete(&im->cache_entry);
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/*
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if (!evas_rgba_line_buffer) return;
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if (EVAS_RGBA_LINE_BUFFER_MAX_LEN < evas_rgba_line_buffer->image->w)
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{
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evas_rgba_line_buffer->image->w = EVAS_RGBA_LINE_BUFFER_MAX_LEN;
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evas_rgba_line_buffer->image->data = (DATA32 *)realloc(evas_rgba_line_buffer->image->data,
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evas_rgba_line_buffer->image->w * sizeof(DATA32));
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if (!evas_rgba_line_buffer->image->data)
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{
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evas_common_image_free(evas_rgba_line_buffer);
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evas_rgba_line_buffer = NULL;
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}
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}
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*/
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}
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EAPI void
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evas_common_image_line_buffer_free(RGBA_Image *im)
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{
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_evas_common_rgba_image_delete(&im->cache_entry);
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/*
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if (!evas_rgba_line_buffer) return;
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evas_common_image_free(evas_rgba_line_buffer);
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evas_rgba_line_buffer = NULL;
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*/
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}
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EAPI RGBA_Image *
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evas_common_image_alpha_line_buffer_obtain(int len)
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{
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if (len < 1) return NULL;
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if (len < EVAS_ALPHA_LINE_BUFFER_MIN_LEN)
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len = EVAS_ALPHA_LINE_BUFFER_MIN_LEN;
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return evas_common_image_alpha_create(len, 1);
|
|
/*
|
|
if (evas_alpha_line_buffer)
|
|
{
|
|
if (evas_alpha_line_buffer->image->w >= len)
|
|
return evas_alpha_line_buffer;
|
|
evas_alpha_line_buffer->image->data = realloc(evas_alpha_line_buffer->image->data, len * sizeof(DATA8));
|
|
if (!evas_alpha_line_buffer->image->data)
|
|
{
|
|
evas_common_image_free(evas_alpha_line_buffer);
|
|
evas_alpha_line_buffer = NULL;
|
|
return NULL;
|
|
}
|
|
evas_alpha_line_buffer->image->w = len;
|
|
return evas_alpha_line_buffer;
|
|
}
|
|
evas_alpha_line_buffer = evas_common_image_alpha_create(len, 1);
|
|
return evas_alpha_line_buffer;
|
|
*/
|
|
}
|
|
|
|
EAPI void
|
|
evas_common_image_alpha_line_buffer_release(RGBA_Image *im)
|
|
{
|
|
_evas_common_rgba_image_delete(&im->cache_entry);
|
|
/*
|
|
if (!evas_alpha_line_buffer) return;
|
|
if (EVAS_ALPHA_LINE_BUFFER_MAX_LEN < evas_alpha_line_buffer->image->w)
|
|
{
|
|
evas_alpha_line_buffer->image->w = EVAS_ALPHA_LINE_BUFFER_MAX_LEN;
|
|
evas_alpha_line_buffer->image->data = realloc(evas_alpha_line_buffer->image->data,
|
|
evas_alpha_line_buffer->image->w * sizeof(DATA8));
|
|
if (!evas_alpha_line_buffer->image->data)
|
|
{
|
|
evas_common_image_free(evas_alpha_line_buffer);
|
|
evas_alpha_line_buffer = NULL;
|
|
}
|
|
}
|
|
*/
|
|
}
|
|
|
|
EAPI void
|
|
evas_common_image_premul(Image_Entry *ie)
|
|
{
|
|
DATA32 *s, *se;
|
|
DATA32 nas = 0;
|
|
|
|
if (!ie) return ;
|
|
if (!evas_cache_image_pixels(ie)) return ;
|
|
if (!ie->flags.alpha) return;
|
|
|
|
s = evas_cache_image_pixels(ie);
|
|
se = s + (ie->w * ie->h);
|
|
while (s < se)
|
|
{
|
|
DATA32 a = 1 + (*s >> 24);
|
|
|
|
*s = (*s & 0xff000000) + (((((*s) >> 8) & 0xff) * a) & 0xff00) +
|
|
(((((*s) & 0x00ff00ff) * a) >> 8) & 0x00ff00ff);
|
|
s++;
|
|
if ((a == 1) || (a == 256))
|
|
nas++;
|
|
}
|
|
if ((ALPHA_SPARSE_INV_FRACTION * nas) >= (ie->w * ie->h))
|
|
ie->flags.alpha_sparse = 1;
|
|
}
|
|
|
|
EAPI void
|
|
evas_common_image_set_alpha_sparse(Image_Entry *ie)
|
|
{
|
|
DATA32 *s, *se;
|
|
DATA32 nas = 0;
|
|
|
|
if (!ie) return;
|
|
if (!evas_cache_image_pixels(ie)) return ;
|
|
if (!ie->flags.alpha) return;
|
|
|
|
s = evas_cache_image_pixels(ie);
|
|
se = s + (ie->w * ie->h);
|
|
while (s < se)
|
|
{
|
|
DATA32 p = *s & 0xff000000;
|
|
|
|
if (!p || (p == 0xff000000))
|
|
nas++;
|
|
s++;
|
|
}
|
|
if ((ALPHA_SPARSE_INV_FRACTION * nas) >= (ie->w * ie->h))
|
|
ie->flags.alpha_sparse = 1;
|
|
}
|