gstreamer1.0-plugins-base: Bug fix for id3demux issue

Use g_utf16_to_utf8() instead of g_convert to fix the issue that
id3 tags utf16 charaters cannot be extreacted in id3demux when try
to get the id3v2 tag such as TIT2, TALB etc.

(From OE-Core rev: 9f8c49862ee67f7f618f102f29f067ec2d712136)

Signed-off-by: Yuqing Zhu <b54851@freescale.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 54 insertions, 0 deletions

diff --git a/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base/fix-id3demux-utf16-to-utf8-issue.patch b/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base/fix-id3demux-utf16-to-utf8-issue.patch
new file mode 100755
index 0000000000..ef3f75fba5
--- /dev/null
+++ b/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base/fix-id3demux-utf16-to-utf8-issue.patch
@@ -0,0 +1,54 @@
+Author: Lyon Wang <b12696@freescale.com>
+Date:   Thu Oct 9 17:37:43 2014 +0800
+
+[id3v2frames] Bug fix for id3demux issue
+
+Fix the issue that id3 tags utf16 charaters cannot be extreacted in id3demux
+when I tried to get the id3v2 tag such as TIT2, TALB etc. it will return extrac
+failed.
+
+Checked in id3v2frame.c,  When parse the UTF-16 streams, it used g_convert() to
+convert the buffer from UTF-16 to UTF-8, however it will return err that this
+conversion is not supported which cause the extraction failed with these UTF-16
+characters.
+
+In the patch, use g_utf16_to_utf8() instead of g_convert, which can convert the
+character format successfully.
+
+https://bugzilla.gnome.org/show_bug.cgi?id=741144
+
+Upstream-Status: Backport [1.5.1]
+
+Signed-off-by: Lyon Wang <b12696@freescale.com>
+
+diff --git a/gst-libs/gst/tag/id3v2frames.c b/gst-libs/gst/tag/id3v2frames.c
+old mode 100644
+new mode 100755
+index 3785c2a..7b9d8ac
+--- a/gst-libs/gst/tag/id3v2frames.c
++++ b/gst-libs/gst/tag/id3v2frames.c
+@@ -1057,14 +1057,17 @@ parse_insert_string_field (guint8 encoding, gchar * data, gint data_size,
+         data_size -= 2;
+       }
+ 
+-      field = g_convert (data, data_size, "UTF-8", in_encode, NULL, NULL, NULL);
+-
+-      if (field == NULL || g_utf8_validate (field, -1, NULL) == FALSE) {
+-        /* As a fallback, try interpreting UTF-16 in the other endianness */
+-        if (in_encode == utf16beenc)
+-          field = g_convert (data, data_size, "UTF-8", utf16leenc,
+-              NULL, NULL, NULL);
++      if (in_encode == utf16beenc) {
++           gunichar2 *data_utf16;
++           guint i;
++           data_utf16 =  (gunichar2 *) data;
++          for (i=0; i<(data_size>>1); i++) {
++            data_utf16[i] = GUINT16_TO_LE (data_utf16[i]);
++          }
+       }
++      //field = g_convert (data, data_size, "UTF-8", in_encode, NULL, NULL, NULL);
++       field = g_utf16_to_utf8((gunichar2 *)data, (glong)(data_size>>1), NULL, NULL, NULL);
++
+     }
+ 
+       break;