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urisourcebin: add 'download-dir' property

Browse source 
The directory were buffers are downloaded was not documented and not
configurable. Users may want to ensure buffers are saved to a specific
partition for example.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5227>
This commit is contained in:
Guillaume Desmottes 2023-08-23 10:04:24 +02:00 committed by GStreamer Marge Bot
parent d84c13ab0d
commit 8263ce2a31
2 changed files with 48 additions and 1 deletions
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12
subprojects/gst-plugins-base/docs/plugins/gst_plugins_cache.json
View file

@ -12257,6 +12257,18 @@
"type": "gboolean",
"writable": true
},
"download-dir": {
"blurb": "The directory where buffers are downloaded to, if 'download' is enabled. If not set (default), the XDG cache directory is used.",
"conditionally-available": false,
"construct": false,
"construct-only": false,
"controllable": false,
"default": "NULL",
"mutable": "null",
"readable": true,
"type": "gchararray",
"writable": true
},
"high-watermark": {
"blurb": "High threshold for buffering to finish. Only used if use-buffering is True",
"conditionally-available": false,

35
subprojects/gst-plugins-base/gst/playback/gsturisourcebin.c
View file

@ -168,6 +168,7 @@ struct _GstURISourceBin
guint64 buffer_duration; /* When buffering, buffer duration (ns) */
guint buffer_size; /* When buffering, buffer size (bytes) */
gboolean download;
gchar *download_dir;
gboolean use_buffering;
gdouble low_watermark;
gdouble high_watermark;
@ -250,6 +251,7 @@ enum
PROP_BUFFER_SIZE,
PROP_BUFFER_DURATION,
PROP_DOWNLOAD,
PROP_DOWNLOAD_DIR,
PROP_USE_BUFFERING,
PROP_RING_BUFFER_MAX_SIZE,
PROP_LOW_WATERMARK,
@ -366,6 +368,20 @@ gst_uri_source_bin_class_init (GstURISourceBinClass * klass)
"Attempt download buffering when buffering network streams",
DEFAULT_DOWNLOAD, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstURISourceBin:download-dir:
*
* The directory where buffers are downloaded to, if 'download' is enabled.
* If not set (default), the XDG cache directory is used.
*
* Since: 1.24
*/
g_object_class_install_property (gobject_class, PROP_DOWNLOAD_DIR,
g_param_spec_string ("download-dir", "Download Directory",
"The directory where buffers are downloaded to, if 'download' is enabled. "
"If not set (default), the XDG cache directory is used.",
NULL, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstURISourceBin::use-buffering:
*
@ -543,6 +559,7 @@ gst_uri_source_bin_finalize (GObject * obj)
g_mutex_clear (&urisrc->buffering_lock);
g_mutex_clear (&urisrc->buffering_post_lock);
g_free (urisrc->uri);
g_free (urisrc->download_dir);
G_OBJECT_CLASS (parent_class)->finalize (obj);
}
@ -576,6 +593,10 @@ gst_uri_source_bin_set_property (GObject * object, guint prop_id,
case PROP_DOWNLOAD:
urisrc->download = g_value_get_boolean (value);
break;
case PROP_DOWNLOAD_DIR:
g_free (urisrc->download_dir);
urisrc->download_dir = g_value_dup_string (value);
break;
case PROP_USE_BUFFERING:
urisrc->use_buffering = g_value_get_boolean (value);
break;
@ -634,6 +655,9 @@ gst_uri_source_bin_get_property (GObject * object, guint prop_id,
case PROP_DOWNLOAD:
g_value_set_boolean (value, urisrc->download);
break;
case PROP_DOWNLOAD_DIR:
g_value_set_string (value, urisrc->download_dir);
break;
case PROP_USE_BUFFERING:
g_value_set_boolean (value, urisrc->use_buffering);
break;
@ -1042,7 +1066,18 @@ setup_downloadbuffer (GstURISourceBin * urisrc, GstElement * downloadbuffer)
gchar *temp_template, *filename;
const gchar *tmp_dir, *prgname;
if (urisrc->download_dir) {
tmp_dir = urisrc->download_dir;
if (g_mkdir_with_parents (tmp_dir, 0700) != 0) {
GST_ELEMENT_ERROR (urisrc, RESOURCE, SETTINGS,
(_("Failed to create download directory '%s'."), tmp_dir), ("%s",
g_strerror (errno)));
}
} else {
tmp_dir = g_get_user_cache_dir ();
}
prgname = g_get_prgname ();
if (prgname == NULL)
prgname = "GStreamer";