29 lines
1 KiB
Diff
29 lines
1 KiB
Diff
From c39acd1692023b26290778a02a9232c873f9d71a Mon Sep 17 00:00:00 2001
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From: Marcus Meissner <marcus@jet.franken.de>
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Date: Tue, 25 Jul 2017 23:38:56 +0200
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Subject: [PATCH] On saving makernotes, make sure the makernote container tags
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has a type with 1 byte components.
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Fixes (at least):
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https://sourceforge.net/p/libexif/bugs/130
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https://sourceforge.net/p/libexif/bugs/129
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---
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libexif/exif-data.c | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/libexif/exif-data.c b/libexif/exif-data.c
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index 67df4db..91f4c33 100644
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--- a/libexif/exif-data.c
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+++ b/libexif/exif-data.c
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@@ -255,6 +255,12 @@ exif_data_save_data_entry (ExifData *data, ExifEntry *e,
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exif_mnote_data_set_offset (data->priv->md, *ds - 6);
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exif_mnote_data_save (data->priv->md, &e->data, &e->size);
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e->components = e->size;
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+ if (exif_format_get_size (e->format) != 1) {
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+ /* e->format is taken from input code,
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+ * but we need to make sure it is a 1 byte
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+ * entity due to the multiplication below. */
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+ e->format = EXIF_FORMAT_UNDEFINED;
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+ }
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}
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}
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