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Submit FS#12009. Add embedded album art support for m4a. Thanks to Jason Yu.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29591 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Andree Buschmann 2011-03-15 20:17:28 +00:00
parent 55e7586642
commit d9e85475c5
1 changed files with 32 additions and 0 deletions
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32
apps/metadata/mp4.c
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@ -33,6 +33,11 @@
#include "debug.h"
#include "replaygain.h"
#ifdef DEBUGF
#undef DEBUGF
#define DEBUGF(...)
#endif
#define MP4_3gp6 FOURCC('3', 'g', 'p', '6')
#define MP4_aART FOURCC('a', 'A', 'R', 'T')
#define MP4_alac FOURCC('a', 'l', 'a', 'c')
@ -45,6 +50,7 @@
#define MP4_cwrt FOURCC(0xa9, 'w', 'r', 't')
#define MP4_ccmt FOURCC(0xa9, 'c', 'm', 't')
#define MP4_cday FOURCC(0xa9, 'd', 'a', 'y')
#define MP4_covr FOURCC('c', 'o', 'v', 'r')
#define MP4_disk FOURCC('d', 'i', 's', 'k')
#define MP4_esds FOURCC('e', 's', 'd', 's')
#define MP4_ftyp FOURCC('f', 't', 'y', 'p')
@ -461,6 +467,32 @@ static bool read_mp4_tags(int fd, struct mp3entry* id3,
}
break;
#ifdef HAVE_ALBUMART
case MP4_covr:
{
int pos = lseek(fd, 0, SEEK_CUR) + 16;
read_mp4_tag(fd, size, buffer, 8);
id3->albumart.type = AA_TYPE_UNKNOWN;
if (memcmp(buffer, "\xff\xd8\xff\xe0", 4) == 0)
{
id3->albumart.type = AA_TYPE_JPG;
}
else if (memcmp(buffer, "\x89\x50\x4e\x47\x0d\x0a\x1a\x0a", 8) == 0)
{
id3->albumart.type = AA_TYPE_PNG;
}
if (id3->albumart.type != AA_TYPE_UNKNOWN)
{
id3->albumart.pos = pos;
id3->albumart.size = size - 16;
id3->embed_albumart = true;
}
}
break;
#endif
case MP4_extra:
{
char tag_name[TAG_NAME_LENGTH];