PyObject *
PyNumber_Int(PyObject *o)
{
PyNumberMethods *m;
const char *buffer;
int buffer_len;
if (o == NULL)
return null_error();
if (PyInt_Check(o)) {
Py_INCREF(o);
return o;
}
if (PyString_Check(o))
return int_from_string(PyString_AS_STRING(o),
PyString_GET_SIZE(o));
if (PyUnicode_Check(o))
return PyInt_FromUnicode(PyUnicode_AS_UNICODE(o),
PyUnicode_GET_SIZE(o),
10);
m = o->ob_type->tp_as_number;
if (m && m->nb_int)
return m->nb_int(o);
if (!PyObject_AsCharBuffer(o, &buffer, &buffer_len))
return int_from_string((char*)buffer, buffer_len);
return type_error("object can't be converted to int");
}
/*
* @data: a m3u8 playlist text data, taking ownership
*/
static gboolean
gst_m3u8_update (GstM3U8 * self, gchar * data, gboolean * updated)
{
gint val, duration;
gchar *title, *end;
// gboolean discontinuity;
GstM3U8 *list;
g_return_val_if_fail (self != NULL, FALSE);
g_return_val_if_fail (data != NULL, FALSE);
g_return_val_if_fail (updated != NULL, FALSE);
*updated = TRUE;
/* check if the data changed since last update */
if (self->last_data && g_str_equal (self->last_data, data)) {
GST_DEBUG ("Playlist is the same as previous one");
*updated = FALSE;
g_free (data);
return TRUE;
}
if (!g_str_has_prefix (data, "#EXTM3U")) {
GST_WARNING ("Data doesn't start with #EXTM3U");
g_free (data);
return FALSE;
}
g_free (self->last_data);
self->last_data = data;
if (self->files) {
g_list_foreach (self->files, (GFunc) gst_m3u8_media_file_free, NULL);
g_list_free (self->files);
self->files = NULL;
}
list = NULL;
duration = -1;
title = NULL;
data += 7;
while (TRUE) {
end = g_utf8_strchr (data, -1, '\n'); /* FIXME: support \r\n */
if (end)
*end = '\0';
if (data[0] != '#') {
if (duration < 0 && list == NULL) {
GST_LOG ("%s: got line without EXTINF or EXTSTREAMINF, dropping", data);
goto next_line;
}
if (!gst_uri_is_valid (data)) {
gchar *slash;
if (!self->uri) {
GST_WARNING ("uri not set, can't build a valid uri");
goto next_line;
}
slash = g_utf8_strrchr (self->uri, -1, '/');
if (!slash) {
GST_WARNING ("Can't build a valid uri");
goto next_line;
}
*slash = '\0';
data = g_strdup_printf ("%s/%s", self->uri, data);
*slash = '/';
} else
data = g_strdup (data);
if (list != NULL) {
if (g_list_find_custom (self->lists, data,
(GCompareFunc) _m3u8_compare_uri)) {
GST_DEBUG ("Already have a list with this URI");
gst_m3u8_free (list);
g_free (data);
} else {
gst_m3u8_set_uri (list, data);
self->lists = g_list_append (self->lists, list);
}
list = NULL;
} else {
GstM3U8MediaFile *file;
file =
gst_m3u8_media_file_new (data, title, duration,
self->mediasequence++);
duration = -1;
title = NULL;
self->files = g_list_append (self->files, file);
}
} else if (g_str_has_prefix (data, "#EXT-X-ENDLIST")) {
self->endlist = TRUE;
} else if (g_str_has_prefix (data, "#EXT-X-VERSION:")) {
if (int_from_string (data + 15, &data, &val))
self->version = val;
} else if (g_str_has_prefix (data, "#EXT-X-STREAM-INF:")) {
gchar *v, *a;
if (list != NULL) {
GST_WARNING ("Found a list without a uri..., dropping");
gst_m3u8_free (list);
}
list = gst_m3u8_new ();
data = data + 18;
while (data && parse_attributes (&data, &a, &v)) {
if (g_str_equal (a, "BANDWIDTH")) {
if (!int_from_string (v, NULL, &list->bandwidth))
GST_WARNING ("Error while reading BANDWIDTH");
} else if (g_str_equal (a, "PROGRAM-ID")) {
if (!int_from_string (v, NULL, &list->program_id))
GST_WARNING ("Error while reading PROGRAM-ID");
} else if (g_str_equal (a, "CODECS")) {
g_free (list->codecs);
list->codecs = g_strdup (v);
} else if (g_str_equal (a, "RESOLUTION")) {
if (!int_from_string (v, &v, &list->width))
GST_WARNING ("Error while reading RESOLUTION width");
if (!v || *v != '=') {
GST_WARNING ("Missing height");
} else {
v = g_utf8_next_char (v);
if (!int_from_string (v, NULL, &list->height))
GST_WARNING ("Error while reading RESOLUTION height");
}
}
}
} else if (g_str_has_prefix (data, "#EXT-X-TARGETDURATION:")) {
if (int_from_string (data + 22, &data, &val))
self->targetduration = val;
} else if (g_str_has_prefix (data, "#EXT-X-MEDIA-SEQUENCE:")) {
if (int_from_string (data + 22, &data, &val))
self->mediasequence = val;
} else if (g_str_has_prefix (data, "#EXT-X-DISCONTINUITY")) {
/* discontinuity = TRUE; */
} else if (g_str_has_prefix (data, "#EXT-X-PROGRAM-DATE-TIME:")) {
/* <YYYY-MM-DDThh:mm:ssZ> */
GST_DEBUG ("FIXME parse date");
} else if (g_str_has_prefix (data, "#EXT-X-ALLOW-CACHE:")) {
g_free (self->allowcache);
self->allowcache = g_strdup (data + 19);
} else if (g_str_has_prefix (data, "#EXTINF:")) {
if (!int_from_string (data + 8, &data, &val)) {
GST_WARNING ("Can't read EXTINF duration");
goto next_line;
}
duration = val;
if (duration > self->targetduration)
GST_WARNING ("EXTINF duration > TARGETDURATION");
if (!data || *data != ',')
goto next_line;
data = g_utf8_next_char (data);
if (data != end) {
g_free (title);
title = g_strdup (data);
}
} else {
GST_LOG ("Ignored line: %s", data);
}
next_line:
if (!end)
break;
data = g_utf8_next_char (end); /* skip \n */
}
/* redorder playlists by bitrate */
if (self->lists)
self->lists =
g_list_sort (self->lists,
(GCompareFunc) gst_m3u8_compare_playlist_by_bitrate);
return TRUE;
}
