static const gchar *
gst_file_sink_uri_get_uri (GstURIHandler * handler)
{
GstFileSink *sink = GST_FILE_SINK (handler);
return sink->uri;
}
static gboolean
gst_file_sink_query (GstPad * pad, GstQuery * query)
{
GstFileSink *self;
GstFormat format;
self = GST_FILE_SINK (GST_PAD_PARENT (pad));
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_POSITION:
gst_query_parse_position (query, &format, NULL);
switch (format) {
case GST_FORMAT_DEFAULT:
case GST_FORMAT_BYTES:
gst_query_set_position (query, GST_FORMAT_BYTES, self->current_pos);
return TRUE;
default:
return FALSE;
}
case GST_QUERY_FORMATS:
gst_query_set_formats (query, 2, GST_FORMAT_DEFAULT, GST_FORMAT_BYTES);
return TRUE;
case GST_QUERY_URI:
gst_query_set_uri (query, self->uri);
return TRUE;
default:
return gst_pad_query_default (pad, query);
}
}
static gchar *
gst_file_sink_uri_get_uri (GstURIHandler * handler)
{
GstFileSink *sink = GST_FILE_SINK (handler);
/* FIXME: make thread-safe */
return g_strdup (sink->uri);
}
static gboolean
gst_file_sink_query (GstBaseSink * bsink, GstQuery * query)
{
gboolean res;
GstFileSink *self;
GstFormat format;
self = GST_FILE_SINK (bsink);
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_POSITION:
gst_query_parse_position (query, &format, NULL);
switch (format) {
case GST_FORMAT_DEFAULT:
case GST_FORMAT_BYTES:
gst_query_set_position (query, GST_FORMAT_BYTES, self->current_pos);
res = TRUE;
break;
default:
res = FALSE;
break;
}
break;
case GST_QUERY_FORMATS:
gst_query_set_formats (query, 2, GST_FORMAT_DEFAULT, GST_FORMAT_BYTES);
res = TRUE;
break;
case GST_QUERY_URI:
gst_query_set_uri (query, self->uri);
res = TRUE;
break;
case GST_QUERY_SEEKING:
gst_query_parse_seeking (query, &format, NULL, NULL, NULL);
if (format == GST_FORMAT_BYTES || format == GST_FORMAT_DEFAULT) {
gst_query_set_seeking (query, GST_FORMAT_BYTES, self->seekable, 0, -1);
} else {
gst_query_set_seeking (query, format, FALSE, 0, -1);
}
res = TRUE;
break;
default:
res = GST_BASE_SINK_CLASS (parent_class)->query (bsink, query);
break;
}
return res;
}
static void
gst_file_sink_dispose (GObject * object)
{
GstFileSink *sink = GST_FILE_SINK (object);
G_OBJECT_CLASS (parent_class)->dispose (object);
g_free (sink->uri);
sink->uri = NULL;
g_free (sink->filename);
sink->filename = NULL;
g_free (sink->buffer);
sink->buffer = NULL;
sink->buffer_size = 0;
}
static gboolean
gst_file_sink_uri_set_uri (GstURIHandler * handler, const gchar * uri,
GError ** error)
{
gchar *location;
gboolean ret;
GstFileSink *sink = GST_FILE_SINK (handler);
/* allow file://localhost/foo/bar by stripping localhost but fail
* for every other hostname */
if (g_str_has_prefix (uri, "file://localhost/")) {
char *tmp;
/* 16 == strlen ("file://localhost") */
tmp = g_strconcat ("file://", uri + 16, NULL);
/* we use gst_uri_get_location() although we already have the
* "location" with uri + 16 because it provides unescaping */
location = gst_uri_get_location (tmp);
g_free (tmp);
} else if (strcmp (uri, "file://") == 0) {
/* Special case for "file://" as this is used by some applications
* to test with gst_element_make_from_uri if there's an element
* that supports the URI protocol. */
gst_file_sink_set_location (sink, NULL, NULL);
return TRUE;
} else {
location = gst_uri_get_location (uri);
}
if (!location) {
g_set_error_literal (error, GST_URI_ERROR, GST_URI_ERROR_BAD_URI,
"File URI without location");
return FALSE;
}
if (!g_path_is_absolute (location)) {
g_set_error_literal (error, GST_URI_ERROR, GST_URI_ERROR_BAD_URI,
"File URI location must be an absolute path");
g_free (location);
return FALSE;
}
ret = gst_file_sink_set_location (sink, location, error);
g_free (location);
return ret;
}
static GstFlowReturn
gst_file_sink_render (GstBaseSink * sink, GstBuffer * buffer)
{
GstFileSink *filesink;
GstMapInfo info;
filesink = GST_FILE_SINK (sink);
gst_buffer_map (buffer, &info, GST_MAP_READ);
GST_DEBUG_OBJECT (filesink,
"writing %" G_GSIZE_FORMAT " bytes at %" G_GUINT64_FORMAT,
info.size, filesink->current_pos);
if (info.size > 0 && info.data != NULL) {
if (fwrite (info.data, info.size, 1, filesink->file) != 1)
goto handle_error;
filesink->current_pos += info.size;
}
gst_buffer_unmap (buffer, &info);
return GST_FLOW_OK;
handle_error:
{
switch (errno) {
case ENOSPC:{
GST_ELEMENT_ERROR (filesink, RESOURCE, NO_SPACE_LEFT, (NULL), (NULL));
break;
}
default:{
GST_ELEMENT_ERROR (filesink, RESOURCE, WRITE,
(_("Error while writing to file \"%s\"."), filesink->filename),
("%s", g_strerror (errno)));
}
}
gst_buffer_unmap (buffer, &info);
return GST_FLOW_ERROR;
}
}
static GstFlowReturn
gst_file_sink_render (GstBaseSink * sink, GstBuffer * buffer)
{
GstFileSink *filesink;
guint size;
guint8 *data;
filesink = GST_FILE_SINK (sink);
size = GST_BUFFER_SIZE (buffer);
data = GST_BUFFER_DATA (buffer);
GST_DEBUG_OBJECT (filesink, "writing %u bytes at %" G_GUINT64_FORMAT,
size, filesink->current_pos);
if (size > 0 && data != NULL) {
if (fwrite (data, size, 1, filesink->file) != 1)
goto handle_error;
filesink->current_pos += size;
}
return GST_FLOW_OK;
handle_error:
{
switch (errno) {
case ENOSPC:{
GST_ELEMENT_ERROR (filesink, RESOURCE, NO_SPACE_LEFT, (NULL), (NULL));
break;
}
default:{
GST_ELEMENT_ERROR (filesink, RESOURCE, WRITE,
(_("Error while writing to file \"%s\"."), filesink->filename),
("%s", g_strerror (errno)));
}
}
return GST_FLOW_ERROR;
}
}
static void
gst_file_sink_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstFileSink *sink = GST_FILE_SINK (object);
switch (prop_id) {
case PROP_LOCATION:
g_value_set_string (value, sink->filename);
break;
case PROP_BUFFER_MODE:
g_value_set_enum (value, sink->buffer_mode);
break;
case PROP_BUFFER_SIZE:
g_value_set_uint (value, sink->buffer_size);
break;
case PROP_APPEND:
g_value_set_boolean (value, sink->append);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static gboolean
gst_file_sink_stop (GstBaseSink * basesink)
{
gst_file_sink_close_file (GST_FILE_SINK (basesink));
return TRUE;
}
static gboolean
gst_file_sink_start (GstBaseSink * basesink)
{
return gst_file_sink_open_file (GST_FILE_SINK (basesink));
}
/* handle events (search) */
static gboolean
gst_file_sink_event (GstBaseSink * sink, GstEvent * event)
{
GstEventType type;
GstFileSink *filesink;
filesink = GST_FILE_SINK (sink);
type = GST_EVENT_TYPE (event);
switch (type) {
case GST_EVENT_SEGMENT:
{
const GstSegment *segment;
gst_event_parse_segment (event, &segment);
if (segment->format == GST_FORMAT_BYTES) {
/* only try to seek and fail when we are going to a different
* position */
if (filesink->current_pos != segment->start) {
/* FIXME, the seek should be performed on the pos field, start/stop are
* just boundaries for valid bytes offsets. We should also fill the file
* with zeroes if the new position extends the current EOF (sparse streams
* and segment accumulation). */
if (!gst_file_sink_do_seek (filesink, (guint64) segment->start))
goto seek_failed;
} else {
GST_DEBUG_OBJECT (filesink, "Ignored SEGMENT, no seek needed");
}
} else {
GST_DEBUG_OBJECT (filesink,
"Ignored SEGMENT event of format %u (%s)", (guint) segment->format,
gst_format_get_name (segment->format));
}
break;
}
case GST_EVENT_FLUSH_STOP:
if (filesink->current_pos != 0 && filesink->seekable) {
gst_file_sink_do_seek (filesink, 0);
if (ftruncate (fileno (filesink->file), 0))
goto flush_failed;
}
break;
case GST_EVENT_EOS:
if (fflush (filesink->file))
goto flush_failed;
break;
default:
break;
}
return GST_BASE_SINK_CLASS (parent_class)->event (sink, event);
/* ERRORS */
seek_failed:
{
GST_ELEMENT_ERROR (filesink, RESOURCE, SEEK,
(_("Error while seeking in file \"%s\"."), filesink->filename),
GST_ERROR_SYSTEM);
gst_event_unref (event);
return FALSE;
}
flush_failed:
{
GST_ELEMENT_ERROR (filesink, RESOURCE, WRITE,
(_("Error while writing to file \"%s\"."), filesink->filename),
GST_ERROR_SYSTEM);
gst_event_unref (event);
return FALSE;
}
}
