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Code Issues 1 Projects Releases Wiki Activity

matroskamux: use A_AAC instead of A_AAC/MPEGx/y

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Some GoogleCast compatible devices ignore A_AAC/MPEGx/y tracks; Also according to http://wiki.multimedia.cx/index.php?title=Matroska A_AAC/MPEGx/y is obsolete

https://bugzilla.gnome.org/show_bug.cgi?id=761144
This commit is contained in:
Matej Knopp 2016-01-26 18:50:38 +01:00 committed by Sebastian Dröge
parent e1834d1512
commit e7460d9c06
1 changed files with 5 additions and 46 deletions
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51
gst/matroska/matroska-mux.c
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@ -1687,42 +1687,6 @@ wrong_content_type:
}
}
static const gchar *
aac_codec_data_to_codec_id (GstBuffer * buf)
{
const gchar *result;
guint8 profile;
/* default to MAIN */
profile = 1;
if (gst_buffer_get_size (buf) >= 2) {
gst_buffer_extract (buf, 0, &profile, 1);
profile >>= 3;
}
switch (profile) {
case 1:
result = "MAIN";
break;
case 2:
result = "LC";
break;
case 3:
result = "SSR";
break;
case 4:
result = "LTP";
break;
default:
GST_WARNING ("unknown AAC profile, defaulting to MAIN");
result = "MAIN";
break;
}
return result;
}
/**
* gst_matroska_mux_audio_pad_setcaps:
* @pad: Pad which got the caps.
@ -1840,16 +1804,11 @@ gst_matroska_mux_audio_pad_setcaps (GstPad * pad, GstCaps * caps)
}
if (buf) {
if (mpegversion == 2)
context->codec_id =
g_strdup_printf (GST_MATROSKA_CODEC_ID_AUDIO_AAC_MPEG2 "%s",
aac_codec_data_to_codec_id (buf));
else if (mpegversion == 4)
context->codec_id =
g_strdup_printf (GST_MATROSKA_CODEC_ID_AUDIO_AAC_MPEG4 "%s",
aac_codec_data_to_codec_id (buf));
else
g_assert_not_reached ();
context->codec_id = g_strdup (GST_MATROSKA_CODEC_ID_AUDIO_AAC);
context->codec_priv_size = gst_buffer_get_size (buf);
context->codec_priv = g_malloc (context->codec_priv_size);
gst_buffer_extract (buf, 0, context->codec_priv,
context->codec_priv_size);
} else {
GST_DEBUG_OBJECT (mux, "no AAC codec_data; not packetized");
goto refuse_caps;