200 lines
6.3 KiB
C
200 lines
6.3 KiB
C
#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <assert.h>
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#include "evas_common_private.h"
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#include "evas_private.h"
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#include "evas_image.h"
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int
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evas_common_rgba_image_from_data(Image_Entry* ie_dst, unsigned int w, unsigned int h, DATA32 *image_data, int alpha, Evas_Colorspace cspace)
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{
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RGBA_Image *dst = (RGBA_Image *) ie_dst;
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switch (cspace)
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{
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case EVAS_COLORSPACE_ARGB8888:
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dst->cache_entry.w = w;
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dst->cache_entry.h = h;
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dst->image.data = image_data;
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dst->image.no_free = 1;
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dst->cache_entry.flags.alpha = alpha ? 1 : 0;
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break;
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case EVAS_COLORSPACE_AGRY88:
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case EVAS_COLORSPACE_GRY8:
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dst->cache_entry.w = w;
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dst->cache_entry.h = h;
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dst->image.data8 = (DATA8 *) image_data;
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dst->image.no_free = 1;
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dst->cache_entry.flags.alpha = 1;
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break;
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case EVAS_COLORSPACE_YCBCR422P601_PL:
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case EVAS_COLORSPACE_YCBCR422P709_PL:
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case EVAS_COLORSPACE_YCBCR422601_PL:
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case EVAS_COLORSPACE_YCBCR420TM12601_PL:
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case EVAS_COLORSPACE_YCBCR420NV12601_PL:
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w &= ~0x1;
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dst->cache_entry.w = w;
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dst->cache_entry.h = h;
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dst->cs.data = image_data;
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dst->cs.no_free = 1;
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break;
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case EVAS_COLORSPACE_ETC1:
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case EVAS_COLORSPACE_ETC1_ALPHA:
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case EVAS_COLORSPACE_RGB8_ETC2:
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case EVAS_COLORSPACE_RGBA8_ETC2_EAC:
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// FIXME: Borders are just guessed, not passed in (they should be)
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dst->cache_entry.w = w;
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dst->cache_entry.h = h;
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dst->cache_entry.borders.l = 1;
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dst->cache_entry.borders.t = 1;
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dst->cache_entry.borders.r = ((w + 2 + 3) & ~0x3) - w - 1;
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dst->cache_entry.borders.b = ((h + 2 + 3) & ~0x3) - h - 1;
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dst->image.data = image_data;
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dst->image.no_free = 1;
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dst->cache_entry.flags.alpha = alpha ? 1 : 0;
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break;
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default:
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abort();
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break;
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}
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dst->cache_entry.space = cspace;
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evas_common_image_colorspace_dirty(dst);
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_evas_common_rgba_image_post_surface(ie_dst);
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return 0;
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}
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int
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evas_common_rgba_image_from_copied_data(Image_Entry* ie_dst, unsigned int w, unsigned int h, DATA32 *image_data, int alpha, Evas_Colorspace cspace)
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{
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RGBA_Image *dst = (RGBA_Image *) ie_dst;
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/* FIXME: Is dst->image.data valid. */
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switch (cspace)
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{
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case EVAS_COLORSPACE_ARGB8888:
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dst->cache_entry.flags.alpha = alpha ? 1 : 0;
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if (image_data)
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memcpy(dst->image.data, image_data, w * h * sizeof(DATA32));
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break;
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case EVAS_COLORSPACE_AGRY88:
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dst->cache_entry.flags.alpha = 1;
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if (image_data)
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memcpy(dst->image.data8, image_data, w * h * sizeof(DATA16));
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break;
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case EVAS_COLORSPACE_GRY8:
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dst->cache_entry.flags.alpha = 1;
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if (image_data)
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memcpy(dst->image.data8, image_data, w * h * sizeof(DATA8));
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break;
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case EVAS_COLORSPACE_YCBCR422P601_PL:
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case EVAS_COLORSPACE_YCBCR422P709_PL:
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case EVAS_COLORSPACE_YCBCR422601_PL:
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case EVAS_COLORSPACE_YCBCR420TM12601_PL:
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case EVAS_COLORSPACE_YCBCR420NV12601_PL:
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dst->cs.data = calloc(1, dst->cache_entry.h * sizeof(unsigned char*) * 2);
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if (image_data && (dst->cs.data))
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memcpy(dst->cs.data, image_data, dst->cache_entry.h * sizeof(unsigned char*) * 2);
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break;
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default:
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abort();
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break;
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}
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dst->cache_entry.space = cspace;
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evas_common_image_colorspace_dirty(dst);
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_evas_common_rgba_image_post_surface(ie_dst);
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return 0;
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}
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int
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evas_common_rgba_image_size_set(Image_Entry *ie_dst, const Image_Entry *ie_im, unsigned int w EINA_UNUSED, unsigned int h EINA_UNUSED)
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{
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RGBA_Image *dst = (RGBA_Image *) ie_dst;
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RGBA_Image *im = (RGBA_Image *) ie_im;
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if ((im->cache_entry.space == EVAS_COLORSPACE_YCBCR422P601_PL) ||
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(im->cache_entry.space == EVAS_COLORSPACE_YCBCR422P709_PL) ||
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(im->cache_entry.space == EVAS_COLORSPACE_YCBCR422601_PL) ||
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(im->cache_entry.space == EVAS_COLORSPACE_YCBCR420TM12601_PL) ||
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(im->cache_entry.space == EVAS_COLORSPACE_YCBCR420NV12601_PL))
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{
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dst->cs.data = calloc(1, dst->cache_entry.h * sizeof(unsigned char *) * 2);
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}
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dst->flags = im->flags;
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dst->cs.no_free = 0;
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evas_common_image_colorspace_dirty(dst);
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_evas_common_rgba_image_post_surface(ie_dst);
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return 0;
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}
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int
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evas_common_rgba_image_colorspace_set(Image_Entry* ie, Evas_Colorspace cspace)
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{
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RGBA_Image *im = (RGBA_Image *) ie;
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// FIXME: This function looks extremely dubious now, trying to free the
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// data pointer without even knowing how it was allocated (malloc / mmap).
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// Also, lacks support for S3TC and exotic formats.
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if (im->cache_entry.space == cspace)
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return 1;
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if (ie->references > 1)
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WRN("Releasing data of image with >1 refs. Bad things may happen.");
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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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im->cs.data = NULL;
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}
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im->cs.no_free = 0;
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if (im->image.data && !im->image.no_free)
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{
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// FIXME: Call _evas_common_rgba_image_surface_munmap
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free(im->image.data);
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}
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ie->allocated.w = 0;
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ie->allocated.h = 0;
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ie->flags.preload_done = 0;
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ie->flags.loaded = 0;
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im->image.data = NULL;
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im->image.no_free = 0;
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switch (cspace)
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{
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case EVAS_COLORSPACE_ARGB8888:
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case EVAS_COLORSPACE_AGRY88:
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case EVAS_COLORSPACE_GRY8:
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// all good
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break;
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case EVAS_COLORSPACE_ETC1:
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case EVAS_COLORSPACE_ETC1_ALPHA:
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case EVAS_COLORSPACE_RGB8_ETC2:
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case EVAS_COLORSPACE_RGBA8_ETC2_EAC:
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// living on the edge (no conversion atm)
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break;
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case EVAS_COLORSPACE_YCBCR422P601_PL:
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case EVAS_COLORSPACE_YCBCR422P709_PL:
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case EVAS_COLORSPACE_YCBCR422601_PL:
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case EVAS_COLORSPACE_YCBCR420TM12601_PL:
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case EVAS_COLORSPACE_YCBCR420NV12601_PL:
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// prepare cspace conversion buffer
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im->cs.data = calloc(1, im->cache_entry.h * sizeof(unsigned char *) * 2);
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im->cs.no_free = 0;
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break;
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default:
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CRI("Can't set colorspace to %u: unsupported", (unsigned) cspace);
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abort();
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return 0;
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}
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im->cache_entry.space = cspace;
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evas_common_image_colorspace_dirty(im);
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_evas_common_rgba_image_post_surface(ie);
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return 1;
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}
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