[libcamera-devel] [PATCH 2/4] android: jpeg: exif: Simplify setGPSDateTimestamp and setGPSDMS
Paul Elder
paul.elder at ideasonboard.com
Mon Mar 8 11:13:54 CET 2021
Now that setRational() supports setting multiple rational values, use
that in setGPSDateTimestamp and setGPSDMS which previously set every
rational manually.
Signed-off-by: Paul Elder <paul.elder at ideasonboard.com>
---
src/android/jpeg/exif.cpp | 24 ++----------------------
1 file changed, 2 insertions(+), 22 deletions(-)
diff --git a/src/android/jpeg/exif.cpp b/src/android/jpeg/exif.cpp
index e5a3e448..c8b2f072 100644
--- a/src/android/jpeg/exif.cpp
+++ b/src/android/jpeg/exif.cpp
@@ -345,24 +345,13 @@ void Exif::setGPSDateTimestamp(time_t timestamp)
EXIF_FORMAT_ASCII, tsStr);
/* Set GPS_TIME_STAMP */
- ExifEntry *entry =
- createEntry(EXIF_IFD_GPS,
- static_cast<ExifTag>(EXIF_TAG_GPS_TIME_STAMP),
- EXIF_FORMAT_RATIONAL, 3, 3 * sizeof(ExifRational));
- if (!entry)
- return;
-
ExifRational ts[] = {
{ static_cast<ExifLong>(tm.tm_hour), 1 },
{ static_cast<ExifLong>(tm.tm_min), 1 },
{ static_cast<ExifLong>(tm.tm_sec), 1 },
};
- for (int i = 0; i < 3; i++)
- exif_set_rational(entry->data + i * sizeof(ExifRational),
- order_, ts[i]);
-
- exif_entry_unref(entry);
+ setRational(EXIF_IFD_GPS, static_cast<ExifTag>(EXIF_TAG_GPS_TIME_STAMP), 3, ts);
}
std::tuple<int, int, int> Exif::degreesToDMS(double decimalDegrees)
@@ -376,22 +365,13 @@ std::tuple<int, int, int> Exif::degreesToDMS(double decimalDegrees)
void Exif::setGPSDMS(ExifIfd ifd, ExifTag tag, int deg, int min, int sec)
{
- ExifEntry *entry = createEntry(ifd, tag, EXIF_FORMAT_RATIONAL, 3,
- 3 * sizeof(ExifRational));
- if (!entry)
- return;
-
ExifRational coords[] = {
{ static_cast<ExifLong>(deg), 1 },
{ static_cast<ExifLong>(min), 1 },
{ static_cast<ExifLong>(sec), 1 },
};
- for (int i = 0; i < 3; i++)
- exif_set_rational(entry->data + i * sizeof(ExifRational),
- order_, coords[i]);
-
- exif_entry_unref(entry);
+ setRational(ifd, tag, 3, coords);
}
/*
--
2.27.0
More information about the libcamera-devel
mailing list