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author | Suren A. Chilingaryan <csa@suren.me> | 2019-09-01 00:00:32 +0200 |
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committer | Suren A. Chilingaryan <csa@suren.me> | 2019-09-01 00:00:32 +0200 |
commit | ca9627e70852f6b2e835660df870fe3ab405882d (patch) | |
tree | 0a008b1d5b16fa0679a195ed7b5662c7891f591c /media-plugins/xmms-mad/files/xmms-mad-0.8-mp3-header.patch | |
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Initial import
Diffstat (limited to 'media-plugins/xmms-mad/files/xmms-mad-0.8-mp3-header.patch')
-rw-r--r-- | media-plugins/xmms-mad/files/xmms-mad-0.8-mp3-header.patch | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/media-plugins/xmms-mad/files/xmms-mad-0.8-mp3-header.patch b/media-plugins/xmms-mad/files/xmms-mad-0.8-mp3-header.patch new file mode 100644 index 0000000..bea8e11 --- /dev/null +++ b/media-plugins/xmms-mad/files/xmms-mad-0.8-mp3-header.patch @@ -0,0 +1,47 @@ +diff -urp xmms-mad-0.8-org/src/xmms-mad.c xmms-mad-0.8/src/xmms-mad.c +--- xmms-mad-0.8-org/src/xmms-mad.c 2005-12-04 23:18:21.000000000 +0200 ++++ xmms-mad-0.8/src/xmms-mad.c 2005-12-04 23:34:53.000000000 +0200 +@@ -76,6 +76,31 @@ xmmsmad_set_eq (int on, float preamp, fl + //printf("set_eq\n"); + } + ++ ++/* Following mp3 header check has been copied from XMMS mp3 input plugin. */ ++static int mpg123_head_check(unsigned char *buffer) ++{ ++ unsigned int head = (buffer[0] << 24) + (buffer[1] << 16) + (buffer[2] << 8) + buffer[3]; ++ if ((head & 0xffe00000) != 0xffe00000) ++ return FALSE; ++ if (!((head >> 17) & 3)) ++ return FALSE; ++ if (((head >> 12) & 0xf) == 0xf) ++ return FALSE; ++ if (!((head >> 12) & 0xf)) ++ return FALSE; ++ if (((head >> 10) & 0x3) == 0x3) ++ return FALSE; ++ if (((head >> 19) & 1) == 1 && ++ ((head >> 17) & 3) == 3 && ++ ((head >> 16) & 1) == 1) ++ return FALSE; ++ if ((head & 0xffff0000) == 0xfffe0000) ++ return FALSE; ++ return TRUE; ++} ++ ++ + static int + xmmsmad_is_our_file (char *filename) + { +@@ -96,9 +121,8 @@ xmmsmad_is_our_file (char *filename) + fin = open (filename, O_RDONLY); + if (fin >= 0 && read (fin, check, 4) == 4) + { +- /* If first two bytes are a sync header or three bytes are "ID3" */ +- if ( (check[0] == 0xff && (check[1] & 0x70) == 0x70) +- || memcmp (check, "ID3", 3) == 0) ++ /* If first 4 bytes are a sync header or three bytes are "ID3" */ ++ if (mpg123_head_check(check) || memcmp (check, "ID3", 3) == 0) + { + rtn = 1; + } |