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qtmux: respect the HDLR box string format for mov and isomedia

Browse source 
Mov spec says it uses a pascal style string, while isomedia uses
a null terminated one. Store the current atoms flavor into the HDLR
to be able to generate the correct output.

https://bugzilla.gnome.org/show_bug.cgi?id=705982
This commit is contained in:
Thiago Santos 2014-01-09 11:56:31 -03:00
parent 7f8c4dceb4
commit 5adedf9f5a
2 changed files with 22 additions and 12 deletions
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32
gst/isomp4/atoms.c
View file

@ -739,7 +739,7 @@ atom_hmhd_free (AtomHMHD * hmhd)
}
static void
atom_hdlr_init (AtomHDLR * hdlr)
atom_hdlr_init (AtomHDLR * hdlr, AtomsContext * context)
{
guint8 flags[3] = { 0, 0, 0 };
@ -751,14 +751,17 @@ atom_hdlr_init (AtomHDLR * hdlr)
hdlr->flags = 0;
hdlr->flags_mask = 0;
hdlr->name = g_strdup ("");
/* Store the flavor to know how to serialize the 'name' string */
hdlr->flavor = context->flavor;
}
static AtomHDLR *
atom_hdlr_new (void)
atom_hdlr_new (AtomsContext * context)
{
AtomHDLR *hdlr = g_new0 (AtomHDLR, 1);
atom_hdlr_init (hdlr);
atom_hdlr_init (hdlr, context);
return hdlr;
}
@ -889,7 +892,7 @@ atom_minf_init (AtomMINF * minf, AtomsContext * context)
minf->hmhd = NULL;
if (context->flavor == ATOMS_TREE_FLAVOR_MOV) {
minf->hdlr = atom_hdlr_new ();
minf->hdlr = atom_hdlr_new (context);
minf->hdlr->component_type = FOURCC_dhlr;
minf->hdlr->handler_type = FOURCC_alis;
} else {
@ -951,7 +954,7 @@ atom_mdia_init (AtomMDIA * mdia, AtomsContext * context)
atom_header_set (&mdia->header, FOURCC_mdia, 0, 0);
atom_mdhd_init (&mdia->mdhd);
atom_hdlr_init (&mdia->hdlr);
atom_hdlr_init (&mdia->hdlr, context);
atom_minf_init (&mdia->minf, context);
}
@ -1063,12 +1066,12 @@ atom_ilst_free (AtomILST * ilst)
}
static void
atom_meta_init (AtomMETA * meta)
atom_meta_init (AtomMETA * meta, AtomsContext * context)
{
guint8 flags[3] = { 0, 0, 0 };
atom_full_init (&meta->header, FOURCC_meta, 0, 0, 0, flags);
atom_hdlr_init (&meta->hdlr);
atom_hdlr_init (&meta->hdlr, context);
/* FIXME (ISOM says this is always 0) */
meta->hdlr.component_type = FOURCC_mhlr;
meta->hdlr.handler_type = FOURCC_mdir;
@ -1076,11 +1079,11 @@ atom_meta_init (AtomMETA * meta)
}
static AtomMETA *
atom_meta_new (void)
atom_meta_new (AtomsContext * context)
{
AtomMETA *meta = g_new0 (AtomMETA, 1);
atom_meta_init (meta);
atom_meta_init (meta, context);
return meta;
}
@ -1521,8 +1524,13 @@ atom_hdlr_copy_data (AtomHDLR * hdlr, guint8 ** buffer, guint64 * size,
prop_copy_uint32 (hdlr->flags, buffer, size, offset);
prop_copy_uint32 (hdlr->flags_mask, buffer, size, offset);
prop_copy_size_string ((guint8 *) hdlr->name, strlen (hdlr->name), buffer,
size, offset);
if (hdlr->flavor == ATOMS_TREE_FLAVOR_MOV) {
prop_copy_size_string ((guint8 *) hdlr->name, strlen (hdlr->name), buffer,
size, offset);
} else {
/* assume isomedia base is more generic and use null terminated */
prop_copy_null_terminated_string (hdlr->name, buffer, size, offset);
}
atom_write_size (buffer, size, offset, original_offset);
return *offset - original_offset;
@ -2829,7 +2837,7 @@ atom_moov_init_metatags (AtomMOOV * moov, AtomsContext * context)
}
if (context->flavor != ATOMS_TREE_FLAVOR_3GP) {
if (!moov->udta->meta) {
moov->udta->meta = atom_meta_new ();
moov->udta->meta = atom_meta_new (context);
}
if (!moov->udta->meta->ilst) {
moov->udta->meta->ilst = atom_ilst_new ();

2
gst/isomp4/atoms.h
View file

@ -249,6 +249,8 @@ typedef struct _AtomHDLR
guint32 flags;
guint32 flags_mask;
gchar *name;
AtomsTreeFlavor flavor;
} AtomHDLR;
typedef struct _AtomVMHD