69 lines
1.5 KiB
C
69 lines
1.5 KiB
C
#ifdef BUILD_EXIF_SUPPORT
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#include "ephoto_exif.h"
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int image_has_exif_data(const char *file) {
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const char **args;
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ExifData *data;
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ExifLoader *loader;
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args = calloc(1, sizeof(const char *));
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args[0] = file;
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loader = exif_loader_new();
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exif_loader_write_file(loader, *args);
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data = exif_loader_get_data(loader);
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if (!data) {
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return 0;
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}
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exif_loader_unref(loader);
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exif_data_unref(data);
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return 1;
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}
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Ecore_Hash *get_exif_data(const char *file) {
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const char **args, *title;
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char value[1024];
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unsigned int i, tag;
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Ecore_Hash *exif_info;
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ExifEntry *entry;
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ExifData *data;
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ExifLoader *loader;
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args = calloc(1, sizeof(const char *));
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args[0] = file;
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exif_info = ecore_hash_new(ecore_str_hash, ecore_str_compare);
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ecore_hash_free_key_cb_set(exif_info, free);
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ecore_hash_free_value_cb_set(exif_info, free);
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loader = exif_loader_new();
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exif_loader_write_file(loader, *args);
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data = exif_loader_get_data(loader);
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if (!data) {
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exif_loader_unref(loader);
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return NULL;
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}
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exif_loader_unref(loader);
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for(tag = 0; tag < 0xffff; tag++) {
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title = exif_tag_get_title(tag);
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for (i = 0; i < EXIF_IFD_COUNT; i++) {
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entry = exif_content_get_entry(data->ifd[i], tag);
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if (entry) {
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exif_entry_ref(entry);
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exif_entry_get_value(entry, value, sizeof(value));
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ecore_hash_set(exif_info, strdup(title),
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strdup(value));
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exif_entry_unref(entry);
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}
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}
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}
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exif_data_unref(data);
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return exif_info;
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}
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#endif
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