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author | Víctor Manuel Jáquez Leal <vjaquez@igalia.com> | 2023-02-15 19:02:35 +0100 |
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committer | Víctor Manuel Jáquez Leal <vjaquez@igalia.com> | 2023-02-22 11:24:57 +0000 |
commit | cbc7374c959d7e76f24631fbb6afeda44ed21b17 (patch) | |
tree | 9c5f8ee1f3cbd545882a7fde9b813fb7a212d237 | |
parent | cbbfab0f3bd809d1b708789e74f17d6d4c0e7905 (diff) | |
download | gstreamer-cbc7374c959d7e76f24631fbb6afeda44ed21b17.tar.gz |
jpegparse: Parse AVI1 tag in app0.
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3943>
-rw-r--r-- | subprojects/gst-plugins-bad/gst/jpegformat/gstjpegparse.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/subprojects/gst-plugins-bad/gst/jpegformat/gstjpegparse.c b/subprojects/gst-plugins-bad/gst/jpegformat/gstjpegparse.c index 81c31d77e1..bd49ad6eba 100644 --- a/subprojects/gst-plugins-bad/gst/jpegformat/gstjpegparse.c +++ b/subprojects/gst-plugins-bad/gst/jpegformat/gstjpegparse.c @@ -50,6 +50,7 @@ * + APP3 -- meta (same as exif) * + APP12 -- Photoshop Save for Web: Ducky / Picture info * + APP13 -- Adobe IRB + * + check for interlaced mjpeg */ #ifdef HAVE_CONFIG_H @@ -436,6 +437,18 @@ gst_jpeg_parse_app0 (GstJpegParse * parse, GstJpegSegment * seg) return TRUE; } + /* https://exiftool.org/TagNames/JPEG.html#AVI1 */ + if (g_strcmp0 (id_str, "AVI1") == 0) { + /* polarity */ + if (!gst_byte_reader_get_uint8 (&reader, &unit)) + return FALSE; + + /* TODO: update caps for interlaced MJPEG */ + GST_DEBUG_OBJECT (parse, "MJPEG interleaved field: %d", unit); + + return TRUE; + } + return FALSE; } |