Thiago Santos
72b92af807
tag: exif: Check for utf8 before trying to convert
...
If the string is already on utf8, there is no need to
try to convert it, because it is useless and it might garble
the string.
2011-08-11 12:12:07 -03:00
Thiago Santos
cd46e0ca13
tag: exif: Exif strings should be ascii
...
Use g_convert to turn all strings into extended ascii before writing
to the exif buffer and converting back from ascii to utf8 when
reading them.
2011-08-10 17:46:01 -03:00
Stefan Kost
5e3f448afb
exiftag: reflow the code
...
Move the warning on unsupported units to the swicth-case. Move fetching the
pending tags down to where we use them.
2011-05-25 14:12:50 +03:00
Stefan Kost
8ffe4445f6
exiftag: set value=1 if we found the token
...
Otherwise we never write the tag. This would also be consistent with the code in
deserialize_scene_type().
2011-05-25 13:59:57 +03:00
Víctor Manuel Jáquez Leal
35c1cf16d9
tag: exif: register common tags from tag library
...
Exif uses tags like image-vertical-ppi or image-horizontal-ppi which are
registered in gst_tag_register_musicbrainz_tags(), but neither GstExifReader
nor GstExifWriter register them.
https://bugzilla.gnome.org/show_bug.cgi?id=648459
2011-04-24 12:28:00 +01:00
Thiago Santos
dae1c37dfe
tag: exif: Adds mapping for GST_TAG_CAPTURING_EXPOSURE_COMPENSATION
...
Adds mapping for GST_TAG_CAPTURING_EXPOSURE_COMPENSATION for exif
library.
Includes unit tests.
2011-04-14 00:04:52 -03:00
Haakon Sporsheim
834a5a478c
tag: use gst/math-compat.h header.
...
https://bugzilla.gnome.org/show_bug.cgi?id=646744
2011-04-04 23:14:23 +01:00
Thiago Santos
17777f2596
tag: exif: Fix unitialized data warning
...
Fixes a valgrind warning on jifmux tests on -bad caused by
unitialized bytes.
Fixes #637758
2010-12-22 10:41:51 -03:00
Tim-Philipp Müller
3ecb114b61
tag: fix leak when parsing undefined EXIF tag into tag list
...
gst_buffer_set_data() does not set GST_BUFFER_MALLOCDATA, but
the code assumes the buffer takes ownership of the memory
allocated earlier.
2010-11-02 12:02:23 +00:00
Tim-Philipp Müller
1c0b90661f
tag: fix GstDateTime leak when converting exif tag to tag list
2010-11-02 11:58:14 +00:00
Thiago Santos
5984ff1086
tag: Adds GST_TAG_CAPTURING_SOURCE
...
Adds a tag to indicate the source/device used for the capture.
Already maps it in exif and adds tests.
API: GST_TAG_CAPTURING_SOURCE
https://bugzilla.gnome.org/show_bug.cgi?id=631773
2010-10-16 00:50:11 +01:00
Thiago Santos
b49f83d738
tag: Adds GST_TAG_CAPTURING_METERING_MODE
...
Adds a tag to inform what mode was used by a camera to calculate
the picture capturing exposure
Also adds mapping to exif and tests
API: GST_TAG_CAPTURING_METERING_MODE
https://bugzilla.gnome.org/show_bug.cgi?id=631773
2010-10-16 00:42:09 +01:00
Thiago Santos
f67e7aacf3
tag: Adds GST_TAG_CAPTURING_SHARPNESS
...
Adds new tag for tagging sharpness processing used
when capturing an image. Also maps it in the exif
tags.
Tests included.
API: GST_TAG_CAPTURING_SHARPNESS
https://bugzilla.gnome.org/show_bug.cgi?id=631773
2010-10-16 00:31:07 +01:00
Thiago Santos
67eb531163
tag: Update with latest datetime from core
...
Updates datetime functions to latest APIs in core
2010-10-13 12:30:31 -03:00
Thiago Santos
10f0319d62
tags: exif: Add mapping for _HORIZONTAL_ERROR
...
Maps GST_TAG_GEO_LOCATION_HORIZONTAL_ERROR to the
GPSHPositionError tag in exif.
Tests included.
2010-09-23 10:16:07 -03:00
Thiago Santos
d54ba93945
tag: exif: Adds mappings for new image ppi tags
...
Adds mappings for GST_TAG_IMAGE_HORIZONTAL/VERTICAL_PPI into
our exif lib
Tests included.
Fixes #626570
2010-09-07 10:07:29 -03:00
Leo Singer
fecb764e2f
exiftag: Fix compiler warnings with old gcc versions
...
Old gcc complains about possibly uninitialized variables which
are always initialized before usage in reality. Fixes bug #628747 .
2010-09-04 09:06:08 +02:00
Thiago Santos
aa3abae744
configure: Add check for log2
...
Adds check for log2 and only use it in exif library if it is
available.
2010-08-25 11:19:31 -03:00
Thiago Santos
5045c17751
tag: exif: Move some tags to their correct IFDs
...
Put some tags in their correct IFDs
2010-08-25 08:41:52 -03:00
Thiago Santos
0ea550b0cf
tag: exif: Always write FlashPixVersion tag
...
FlashPixVersion is mandatory and constant. Write it always.
2010-08-25 08:39:38 -03:00
Thiago Santos
9c5f791a34
tag: exif: Adds flash tags mapping
...
Adds a mapping for GST_TAG_CAPTURING_FLASH_FIRED/_MODE to
the exif Flash tag.
Tests included.
2010-08-25 08:36:59 -03:00
Thiago Santos
ac361dcc3a
tag: exif: More photography mappings
...
Adds mappings from:
GST_TAG_CAPTURING_EXPOSURE_PROGRAM -> ExposureProgram
GST_TAG_CAPTURING_EXPOSURE_MODE -> ExposureMode
GST_TAG_CAPTURING_SCENE_CAPTURE_TYPE -> SceneCaptureType
GST_TAG_CAPTURING_GAIN_ADJUSTMENT -> GainControl
GST_TAG_CAPTURING_WHITE_BALANCE -> WhiteBalance
GST_TAG_CAPTURING_CONTRAST -> Constrast
GST_TAG_CAPTURING_SATURATION -> Saturation
Also renames gst_tag_image_orientation_from_exif_value and
gst_tag_image_orientation_to_exif_value to remove the 'gst'
prefix and not including in the win32 defs.
Tests included.
2010-08-25 08:32:19 -03:00
Thiago Santos
cc8bd8bcec
tag: exif: Add macros for the exif ids
...
Use macros for exif ids to avoid having those numbers spread
all over the code.
2010-08-24 22:27:04 -03:00
Thiago Santos
10d680b74d
tag: exif: Adds photography tags mappings
...
Adds the following mappings for the exif helper:
* GST_TAG_CAPTURING_DIGITAL_ZOOM_RATIO -> DigitalZoomRatio
* GST_TAG_CAPTURING_FOCAL_LENGTH -> FocalLength
* GST_TAG_CAPTURING_SHUTTER_SPEED -> ExposureTime, ShutterSpeedValue
* GST_TAG_CAPTURING_FOCAL_RATIO -> FNumber, ApertureValue
* GST_TAG_CAPTURING_ISO_SPEED -> ISOSpeed, PhotographicSensitivity
Tests included.
2010-08-24 22:24:36 -03:00
Thiago Santos
57013ae63e
tag: exif: Adds mapping for GST_TAG_APPLICATION_DATA
...
Adds mapping for GST_TAG_APPLICATION_DATA to the exif
'maker-note' tag.
2010-08-24 22:20:48 -03:00
Thiago Santos
adcb6e642d
tags: exif: Fix bug in inner ifd parsing
...
Do not use the result of inner ifd's parsing to increment
the current tag index. The reasons are:
1) The function returns a boolean.
2) The inner ifd's tags are in a separate table, so they shouldn't
interfere with its parent ifd table parsing.
2010-08-11 08:55:59 -03:00
Thiago Santos
c45bf80a0c
tag: exif: Put ExifVersion in the correct IFD
...
ExifVersion is from the 'exif' ifd, not the 0th ifd.
2010-08-11 08:55:59 -03:00
Thiago Santos
5c5a200025
tag: exif: Refactor functions declaration
...
Use some macros to declare serialization/deserialization
functions prototypes.
2010-08-11 08:55:54 -03:00
Thiago Santos
f0d10d6375
tag: exif: Add another DateTime mapping
...
datetimes can also be represented by the 0x132 tag. Map it, too.
2010-08-11 08:51:28 -03:00
Thiago Santos
1547c2b9ce
tag: exif: Fix bug on image-orientation parsing
...
Do not skip one extra tag when parsing image-orientation tags.
2010-08-10 11:30:04 -03:00
Sebastian Dröge
53f8149c90
exiftag: Compare with G_MAXUINT16 instead of -1
...
Fixes a compiler warning on the OS X buildbot.
2010-08-10 11:53:19 +02:00
Thiago Santos
61e11b0fc4
xmp: exif: Adds GST_TAG_APPLICATION_NAME mappings
...
adds xmp and exif helper library mappings for GST_TAG_APPLICATION_NAME
tag.
2010-08-09 18:04:08 -03:00
Thiago Santos
43e1f0474f
tag: exif: Write ExifVersion tag
...
Write ExifVersion tag unconditionally when creating exif
buffers. Might help other applications parsing of this data.
2010-08-09 18:03:46 -03:00
Thiago Santos
4a42d3b0ce
tags: exif: Fix inner tags offset rewriting
...
Fixes a bug that made exif helper lib fail to rewrite inner ifd tags
offsets when there were more than 1 inner ifd.
2010-08-09 17:51:35 -03:00
Thiago Santos
93f97277da
tag: exif: Map GST_TAG_DATE_TIME
...
Adds mapping to the exif helper library for GST_TAG_DATE_TIME.
Tests included.
https://bugzilla.gnome.org/show_bug.cgi?id=594504
2010-07-26 12:00:31 -03:00
Thiago Santos
e327be5a96
tag: exif: Adds mapping for GST_TAG_IMAGE_ORIENTATION
...
Adds GST_TAG_IMAGE_ORIENTATION to the exif helper lib mapped tags.
Tests included.
2010-06-23 12:03:47 -03:00
Edward Hervey
5e1cef7a5d
gstexiftag: Fix unitialized variables
...
I hate thee macosx
2010-06-11 15:25:35 +02:00
Edward Hervey
f12a4e6ed6
gstexiftag: Fix debug statements
2010-06-11 08:47:27 +02:00
Edward Hervey
42dd1471f8
exiftag: Fix unitialized variable
2010-06-11 08:47:17 +02:00
Thiago Santos
ccfb6e3c02
tag: exif: Refactor byte-order handling
...
Only check for valid byte-order values when creating the
exif readers and writers
2010-06-09 16:28:43 -03:00
Thiago Santos
491d025530
tag: exif: Adds new geo-location tag mappings
...
Adds mappings for:
GST_TAG_GEO_LOCATION_CAPTURE_DIRECTION
GST_TAG_GEO_LOCATION_MOVEMENT_DIRECTION
GST_TAG_GEO_LOCATION_MOVEMENT_SPEED
GST_TAG_GEO_LOCATION_ELEVATION
Does some refactoring in the code to reduce number of parameters
passed to functions
Tests included.
2010-06-09 16:26:43 -03:00
Thiago Santos
6b6a4e85ad
tag: Adds basic exif tags support
...
Adds exif helper lib functions to parse exif buffers from/to
taglists. Exif is tipically used in jpeg images, but it can
also be embedded into TIFF, AVI and WAV formats.
Adds a couple function to handle exif in tiff header structures, that is how
exif is embedded in jpeg and (obviously) in tiff.
API: gst_tag_list_to_exif_buffer
API: gst_tag_list_to_exif_buffer_with_tiff_header
API: gst_tag_list_from_exif_buffer
API: gst_tag_list_from_exif_buffer_with_tiff_header
Fixes #614872
2010-06-09 16:26:36 -03:00