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-rw-r--r--demux/codec_tags.c1
-rw-r--r--demux/demux_mkv.c11
-rw-r--r--demux/matroska.h1
3 files changed, 13 insertions, 0 deletions
diff --git a/demux/codec_tags.c b/demux/codec_tags.c
index 8f535ba487..70b7a9a26e 100644
--- a/demux/codec_tags.c
+++ b/demux/codec_tags.c
@@ -104,6 +104,7 @@ static const struct mp_codec_tag mp_audio_codec_tags[] = {
{0xfffe , "pcm"},
// ------- internal mplayer FourCCs ------
{MKTAG('O', 'p', 'u', 's'), "opus"}, // demux_mkv.c
+ {MKTAG('a', 'L', 'a', 'C'), "alac"}, // demux_mkv.c
{MKTAG('S', 'a', 'd', 'x'), "adpcm_adx"},
{MKTAG('A', 'M', 'V', 'A'), "adpcm_ima_amv"},
{MKTAG('R', 'o', 'Q', 'A'), "roq_dpcm"},
diff --git a/demux/demux_mkv.c b/demux/demux_mkv.c
index 012ddba516..3917621384 100644
--- a/demux/demux_mkv.c
+++ b/demux/demux_mkv.c
@@ -1321,6 +1321,7 @@ static struct mkv_audio_tag {
{ MKV_A_WAVPACK, 0, mmioFOURCC('W', 'V', 'P', 'K') },
{ MKV_A_TRUEHD, 0, mmioFOURCC('T', 'R', 'H', 'D') },
{ MKV_A_FLAC, 0, mmioFOURCC('f', 'L', 'a', 'C') },
+ { MKV_A_ALAC, 0, mmioFOURCC('a', 'L', 'a', 'C') },
{ MKV_A_REAL28, 0, mmioFOURCC('2', '8', '_', '8') },
{ MKV_A_REALATRC, 0, mmioFOURCC('a', 't', 'r', 'c') },
{ MKV_A_REALCOOK, 0, mmioFOURCC('c', 'o', 'o', 'k') },
@@ -1549,6 +1550,16 @@ static int demux_mkv_open_audio(demuxer_t *demuxer, mkv_track_t *track,
sh_a->codecdata_len = size;
memcpy(sh_a->codecdata, ptr, size);
}
+ } else if (!strcmp(track->codec_id, MKV_A_ALAC)) {
+ if (track->private_size && track->private_size < 10000000) {
+ sh_a->codecdata_len = track->private_size + 12;
+ sh_a->codecdata = malloc(sh_a->codecdata_len);
+ char *data = sh_a->codecdata;
+ AV_WB32(data + 0, sh_a->codecdata_len);
+ memcpy(data + 4, "alac", 4);
+ AV_WB32(data + 8, 0);
+ memcpy(data + 12, track->private_data, track->private_size);
+ }
} else if (track->a_formattag == mmioFOURCC('W', 'V', 'P', 'K') ||
track->a_formattag == mmioFOURCC('T', 'R', 'H', 'D')) {
copy_private_data:
diff --git a/demux/matroska.h b/demux/matroska.h
index 2d424e2a40..be28f34282 100644
--- a/demux/matroska.h
+++ b/demux/matroska.h
@@ -52,6 +52,7 @@
#define MKV_A_QDMC "A_QUICKTIME/QDMC"
#define MKV_A_QDMC2 "A_QUICKTIME/QDM2"
#define MKV_A_FLAC "A_FLAC"
+#define MKV_A_ALAC "A_ALAC"
#define MKV_A_TTA1 "A_TTA1"
#define MKV_A_WAVPACK "A_WAVPACK4"
#define MKV_A_TRUEHD "A_TRUEHD"