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jifmux: Adds image orientation tags tests

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Adds tests for image orientation tags to jifmux
This commit is contained in:
Thiago Santos 2010-06-17 10:58:55 -03:00
parent 21a6347b39
commit 9334e8733c
1 changed files with 111 additions and 7 deletions
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118
tests/check/elements/jifmux.c
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@ -49,20 +49,93 @@ typedef struct
#define EXIF_TYPE_SLONG 9
#define EXIF_TYPE_SRATIONAL 10
typedef struct _GstExifTagMatch
typedef struct _GstExifTagMatch GstExifTagMatch;
typedef void (*CompareFunc) (ExifEntry * entry, ExifTagCheckData * testdata);
struct _GstExifTagMatch
{
const gchar *gst_tag;
guint16 exif_tag;
guint16 exif_type;
guint16 complementary_tag;
} GstExifTagMatch;
CompareFunc compare_func;
};
/* compare funcs */
/* Copied over from gst-libs/gst/tag/gsttagedittingprivate.c from -base */
static gint
gst_tag_image_orientation_to_exif_value (const gchar * str)
{
if (str == NULL)
goto end;
if (strcmp (str, "rotate-0") == 0)
return 1;
else if (strcmp (str, "flip-rotate-0") == 0)
return 2;
else if (strcmp (str, "rotate-180") == 0)
return 3;
else if (strcmp (str, "flip-rotate-180") == 0)
return 4;
else if (strcmp (str, "flip-rotate-270") == 0)
return 5;
else if (strcmp (str, "rotate-90") == 0)
return 6;
else if (strcmp (str, "flip-rotate-90") == 0)
return 7;
else if (strcmp (str, "rotate-270") == 0)
return 8;
end:
GST_WARNING ("Invalid image orientation tag: %d", str);
return -1;
}
static void
compare_image_orientation (ExifEntry * entry, ExifTagCheckData * testdata)
{
gchar *str_tag = NULL;
gint exif_value;
gint value;
if (!gst_tag_list_get_string_index (testdata->taglist,
GST_TAG_IMAGE_ORIENTATION, 0, &str_tag)) {
/* fail the test if we can't get the tag */
GST_WARNING ("Failed to get image orientation tag from taglist");
fail ();
}
value = gst_tag_image_orientation_to_exif_value (str_tag);
if (value == -1) {
GST_WARNING ("Invalid image orientation tag value: %s", str_tag);
fail ();
}
exif_value = (gint) exif_get_short (entry->data,
exif_data_get_byte_order (entry->parent->parent));
if (value != exif_value) {
GST_WARNING ("Gstreamer tag value (%d) is different from libexif (%d)",
value, exif_value);
fail ();
}
testdata->result = TRUE;
g_free (str_tag);
}
static const GstExifTagMatch tag_map[] = {
{GST_TAG_DESCRIPTION, 0x10E, EXIF_TYPE_ASCII, 0},
{GST_TAG_DEVICE_MANUFACTURER, 0x10F, EXIF_TYPE_ASCII, 0},
{GST_TAG_DEVICE_MODEL, 0x110, EXIF_TYPE_ASCII, 0},
{GST_TAG_ARTIST, 0x13B, EXIF_TYPE_ASCII, 0},
{GST_TAG_COPYRIGHT, 0x8298, EXIF_TYPE_ASCII, 0}
{GST_TAG_DESCRIPTION, 0x10E, EXIF_TYPE_ASCII, 0, NULL},
{GST_TAG_DEVICE_MANUFACTURER, 0x10F, EXIF_TYPE_ASCII, 0, NULL},
{GST_TAG_DEVICE_MODEL, 0x110, EXIF_TYPE_ASCII, 0, NULL},
{GST_TAG_IMAGE_ORIENTATION, 0x112, EXIF_TYPE_SHORT, 0,
compare_image_orientation},
{GST_TAG_ARTIST, 0x13B, EXIF_TYPE_ASCII, 0, NULL},
{GST_TAG_COPYRIGHT, 0x8298, EXIF_TYPE_ASCII, 0, NULL}
};
static gint
@ -94,6 +167,11 @@ check_content (ExifContent * content, void *user_data)
return;
fail_unless (entry->format == tag_map[tagindex].exif_type);
if (tag_map[tagindex].compare_func) {
tag_map[tagindex].compare_func (entry, test_data);
return;
}
switch (entry->format) {
case EXIF_TYPE_ASCII:{
const gchar *str;
@ -189,6 +267,32 @@ GST_START_TEST (test_jifmux_tags)
generate_jif_file_with_tags (EXIF_0IFD_TAGS, tmpfile);
libexif_check_tags ("taglist," EXIF_0IFD_TAGS, tmpfile);
#define IMAGE_ORIENTATION_TAG(t) GST_TAG_IMAGE_ORIENTATION "=" t
generate_jif_file_with_tags (IMAGE_ORIENTATION_TAG ("rotate-0"), tmpfile);
libexif_check_tags ("taglist," IMAGE_ORIENTATION_TAG ("rotate-0"), tmpfile);
generate_jif_file_with_tags (IMAGE_ORIENTATION_TAG ("flip-rotate-0"),
tmpfile);
libexif_check_tags ("taglist," IMAGE_ORIENTATION_TAG ("flip-rotate-0"),
tmpfile);
generate_jif_file_with_tags (IMAGE_ORIENTATION_TAG ("rotate-180"), tmpfile);
libexif_check_tags ("taglist," IMAGE_ORIENTATION_TAG ("rotate-180"), tmpfile);
generate_jif_file_with_tags (IMAGE_ORIENTATION_TAG ("flip-rotate-180"),
tmpfile);
libexif_check_tags ("taglist," IMAGE_ORIENTATION_TAG ("flip-rotate-180"),
tmpfile);
generate_jif_file_with_tags (IMAGE_ORIENTATION_TAG
("flip-rotate-270"), tmpfile);
libexif_check_tags ("taglist,"
IMAGE_ORIENTATION_TAG ("flip-rotate-270"), tmpfile);
generate_jif_file_with_tags (IMAGE_ORIENTATION_TAG ("rotate-90"), tmpfile);
libexif_check_tags ("taglist," IMAGE_ORIENTATION_TAG ("rotate-90"), tmpfile);
generate_jif_file_with_tags (IMAGE_ORIENTATION_TAG
("flip-rotate-90"), tmpfile);
libexif_check_tags ("taglist,"
IMAGE_ORIENTATION_TAG ("flip-rotate-90"), tmpfile);
generate_jif_file_with_tags (IMAGE_ORIENTATION_TAG ("rotate-270"), tmpfile);
libexif_check_tags ("taglist," IMAGE_ORIENTATION_TAG ("rotate-270"), tmpfile);
g_free (tmpfile);
}