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authorAndree Buschmann <AndreeBuschmann@t-online.de>2011-02-15 20:59:22 +0000
committerAndree Buschmann <AndreeBuschmann@t-online.de>2011-02-15 20:59:22 +0000
commit2f3ab5fa22ba9b5824388ee3f6cff747ea720ab2 (patch)
tree9382ad6fab2d3d91f16fd11cab94be89367aeb75 /apps/metadata/mp4.c
parent526bee6266cc9c74c591e3d517084aa83ea39873 (diff)
downloadrockbox-2f3ab5fa22ba9b5824388ee3f6cff747ea720ab2.tar.gz
rockbox-2f3ab5fa22ba9b5824388ee3f6cff747ea720ab2.zip
Correct the metadata's VBR flag for MP4 files. ALAC is native VBR, AAC very unlikely is CBR. The VBR flag is used by several WPS.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29313 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/metadata/mp4.c')
-rw-r--r--apps/metadata/mp4.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/apps/metadata/mp4.c b/apps/metadata/mp4.c
index 981d639bbf..2c5faa5a59 100644
--- a/apps/metadata/mp4.c
+++ b/apps/metadata/mp4.c
@@ -781,13 +781,15 @@ bool get_mp4_metadata(int fd, struct mp3entry* id3)
}
id3->length = ((int64_t) id3->samples * 1000) / id3->frequency;
-
+
+ id3->vbr = true; /* ALAC is native VBR, AAC very unlikely is CBR. */
+
if (id3->length <= 0)
{
logf("mp4 length invalid!");
return false;
}
-
+
id3->bitrate = ((int64_t) id3->filesize * 8) / id3->length;
DEBUGF("MP4 bitrate %d, frequency %ld Hz, length %ld ms\n",
id3->bitrate, id3->frequency, id3->length);