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loads of fixes. Most of the stuff works now (only thing missing is vorbis streams)

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Original commit message from CVS:
loads of fixes. Most of the stuff works now (only thing missing is vorbis streams)
This commit is contained in:
Benjamin Otte 2003-10-27 00:39:18 +00:00
parent 59c9a1133d
commit c2842aedf8
8 changed files with 299 additions and 102 deletions
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5
gst/autoplug/gstspideridentity.c
View file

@ -430,7 +430,8 @@ spider_find_peek (gpointer data, gint64 offset, guint size)
return NULL;
}
}
void spider_find_suggest (gpointer data, guint probability, GstCaps *caps)
static void
spider_find_suggest (gpointer data, guint probability, GstCaps *caps)
{
SpiderTypeFind *find = (SpiderTypeFind *) data;
G_GNUC_UNUSED gchar *caps_str;
@ -459,6 +460,7 @@ gst_spider_identity_sink_loop_type_finding (GstSpiderIdentity *ident)
data = gst_pad_pull (ident->sink);
}
find.buffer = GST_BUFFER (data);
/* maybe there are already valid caps now? */
if ((find.caps = gst_pad_get_caps (ident->sink)) != NULL) {
gst_caps_ref (find.caps); /* it's unrefed later below */
@ -468,7 +470,6 @@ gst_spider_identity_sink_loop_type_finding (GstSpiderIdentity *ident)
/* now do the actual typefinding with the supplied buffer */
type_list = gst_type_find_factory_get_list ();
find.buffer = GST_BUFFER (data);
find.best_probability = 0;
find.caps = NULL;
gst_find.data = &find;

4
gst/elements/gstbufferstore.c
View file

@ -143,7 +143,7 @@ gst_buffer_store_add_buffer_func (GstBufferStore *store, GstBuffer *buffer)
GST_LOG_OBJECT (store, "adding buffer %p with invalid offset and size %u",
buffer, GST_BUFFER_SIZE (buffer));
gst_data_ref (GST_DATA (buffer));
g_list_append (store->buffers, buffer);
store->buffers = g_list_append (store->buffers, buffer);
return TRUE;
} else {
/* both list and buffer have valid offsets, we can really go wild */
@ -326,6 +326,8 @@ gst_buffer_store_get_buffer (GstBufferStore *store, guint64 offset, guint size)
current, offset, size);
ret = current;
gst_data_ref (GST_DATA (ret));
GST_LOG_OBJECT (store, "refcount %d",
GST_DATA_REFCOUNT_VALUE(ret));
break;
} else if (cur_offset + GST_BUFFER_SIZE (current) > offset) {
if (cur_offset + GST_BUFFER_SIZE (current) >= offset + size) {

96
gst/elements/gsttypefind.c
View file

@ -19,6 +19,8 @@
* Boston, MA 02111-1307, USA.
*/
/* FIXME: need a better solution for non-seekable streams */
/* way of operation:
* 1) get a list of all typefind functions sorted best to worst
* 2) if all elements have been called with all requested data goto 8
@ -99,6 +101,11 @@ static void gst_type_find_element_get_property (GObject * object,
GValue * value,
GParamSpec * pspec);
static const GstEventMask *
gst_type_find_element_src_event_mask (GstPad * pad);
static gboolean gst_type_find_element_src_event (GstPad * pad,
GstEvent * event);
static void gst_type_find_element_chain (GstPad * sinkpad,
GstData * data);
static GstElementStateReturn
@ -197,6 +204,8 @@ gst_type_find_element_init (GTypeInstance *instance, gpointer g_class)
/* srcpad */
typefind->src = gst_pad_new_from_template (
GST_PAD_TEMPLATE_GET (type_find_element_src_factory), "src");
gst_pad_set_event_function (typefind->src, gst_type_find_element_src_event);
gst_pad_set_event_mask_function (typefind->src, gst_type_find_element_src_event_mask);
gst_element_add_pad (GST_ELEMENT (typefind), typefind->src);
typefind->caps = NULL;
@ -268,6 +277,29 @@ gst_type_find_element_get_property (GObject *object, guint prop_id,
break;
}
}
static const GstEventMask *
gst_type_find_element_src_event_mask (GstPad *pad)
{
static const GstEventMask mask[] = {
{ GST_EVENT_SEEK, GST_SEEK_METHOD_SET | GST_SEEK_METHOD_CUR | GST_SEEK_METHOD_END | GST_SEEK_FLAG_FLUSH},
/* add more if you want, event masks suck and need to die anyway */
{ 0, }
};
return mask;
}
static gboolean
gst_type_find_element_src_event (GstPad *pad, GstEvent *event)
{
GstTypeFindElement *typefind = GST_TYPE_FIND_ELEMENT (GST_PAD_PARENT (pad));
if (typefind->mode == MODE_TYPEFIND) {
/* need to do more? */
gst_data_unref (GST_DATA (event));
return FALSE;
}
return gst_pad_event_default (pad, event);
}
static void
start_typefinding (GstTypeFindElement *typefind)
{
@ -279,32 +311,14 @@ start_typefinding (GstTypeFindElement *typefind)
typefind->stream_length = 0;
}
static void
stop_typefinding (GstTypeFindElement *typefind)
{
/* stop all typefinding and set mode back to normal */
gboolean push_cached_buffers = gst_element_get_state (GST_ELEMENT (typefind)) == GST_STATE_PLAYING;
g_assert (typefind->possibilities == NULL);
GST_LOG_OBJECT (typefind, "stopping typefinding%s", push_cached_buffers ? " and pushing cached buffers" : "");
typefind->mode = MODE_NORMAL;
if (push_cached_buffers) {
GstBuffer *buffer;
guint size = gst_buffer_store_get_size (typefind->store, 0);
if (size && (buffer = gst_buffer_store_get_buffer (typefind->store, 0, size))) {
gst_pad_push (typefind->src, GST_DATA (buffer));
} else {
size = 0;
}
gst_pad_send_event (GST_PAD_PEER (typefind->sink),
gst_event_new_seek (GST_SEEK_METHOD_SET, size));
}
gst_buffer_store_clear (typefind->store);
}
static void
gst_type_find_element_handle_event (GstPad *pad, GstEvent *event)
{
GstTypeFindElement *typefind = GST_TYPE_FIND_ELEMENT (GST_PAD_PARENT (pad));
if (typefind->mode == MODE_TYPEFIND) {
/* need to do more? */
gst_data_unref (GST_DATA (event));
}
gst_pad_event_default (pad, event);
}
typedef struct {
@ -333,6 +347,40 @@ free_entry (TypeFindEntry *entry)
gst_caps_unref (entry->caps);
g_free (entry);
}
static void
stop_typefinding (GstTypeFindElement *typefind)
{
/* stop all typefinding and set mode back to normal */
gboolean push_cached_buffers = gst_element_get_state (GST_ELEMENT (typefind)) == GST_STATE_PLAYING;
GST_LOG_OBJECT (typefind, "stopping typefinding%s", push_cached_buffers ? " and pushing cached buffers" : "");
if (typefind->possibilities != NULL) {
/* this can only happen on PAUSED => READY */
GST_LOG_OBJECT (typefind, "freeing remaining %u typefind functions", g_list_length (typefind->possibilities));
g_assert (push_cached_buffers == FALSE);
g_list_foreach (typefind->possibilities, (GFunc) free_entry, NULL);
g_list_free (typefind->possibilities);
typefind->possibilities = NULL;
}
typefind->mode = MODE_NORMAL;
if (push_cached_buffers) {
GstBuffer *buffer;
guint size = gst_buffer_store_get_size (typefind->store, 0);
if (size && (buffer = gst_buffer_store_get_buffer (typefind->store, 0, size))) {
gst_pad_push (typefind->src, GST_DATA (buffer));
} else {
size = 0;
}
GST_LOG_OBJECT (typefind, "seeking back to current position %u", size);
if (!gst_pad_send_event (GST_PAD_PEER (typefind->sink),
gst_event_new_seek (GST_SEEK_METHOD_SET | GST_FORMAT_BYTES, size))) {
GST_WARNING_OBJECT (typefind, "could not seek to required position %u, hope for the best", size);
}
}
gst_buffer_store_clear (typefind->store);
}
static guint64
find_element_get_length (gpointer data)
{

96
gst/elements/gsttypefindelement.c
View file

@ -19,6 +19,8 @@
* Boston, MA 02111-1307, USA.
*/
/* FIXME: need a better solution for non-seekable streams */
/* way of operation:
* 1) get a list of all typefind functions sorted best to worst
* 2) if all elements have been called with all requested data goto 8
@ -99,6 +101,11 @@ static void gst_type_find_element_get_property (GObject * object,
GValue * value,
GParamSpec * pspec);
static const GstEventMask *
gst_type_find_element_src_event_mask (GstPad * pad);
static gboolean gst_type_find_element_src_event (GstPad * pad,
GstEvent * event);
static void gst_type_find_element_chain (GstPad * sinkpad,
GstData * data);
static GstElementStateReturn
@ -197,6 +204,8 @@ gst_type_find_element_init (GTypeInstance *instance, gpointer g_class)
/* srcpad */
typefind->src = gst_pad_new_from_template (
GST_PAD_TEMPLATE_GET (type_find_element_src_factory), "src");
gst_pad_set_event_function (typefind->src, gst_type_find_element_src_event);
gst_pad_set_event_mask_function (typefind->src, gst_type_find_element_src_event_mask);
gst_element_add_pad (GST_ELEMENT (typefind), typefind->src);
typefind->caps = NULL;
@ -268,6 +277,29 @@ gst_type_find_element_get_property (GObject *object, guint prop_id,
break;
}
}
static const GstEventMask *
gst_type_find_element_src_event_mask (GstPad *pad)
{
static const GstEventMask mask[] = {
{ GST_EVENT_SEEK, GST_SEEK_METHOD_SET | GST_SEEK_METHOD_CUR | GST_SEEK_METHOD_END | GST_SEEK_FLAG_FLUSH},
/* add more if you want, event masks suck and need to die anyway */
{ 0, }
};
return mask;
}
static gboolean
gst_type_find_element_src_event (GstPad *pad, GstEvent *event)
{
GstTypeFindElement *typefind = GST_TYPE_FIND_ELEMENT (GST_PAD_PARENT (pad));
if (typefind->mode == MODE_TYPEFIND) {
/* need to do more? */
gst_data_unref (GST_DATA (event));
return FALSE;
}
return gst_pad_event_default (pad, event);
}
static void
start_typefinding (GstTypeFindElement *typefind)
{
@ -279,32 +311,14 @@ start_typefinding (GstTypeFindElement *typefind)
typefind->stream_length = 0;
}
static void
stop_typefinding (GstTypeFindElement *typefind)
{
/* stop all typefinding and set mode back to normal */
gboolean push_cached_buffers = gst_element_get_state (GST_ELEMENT (typefind)) == GST_STATE_PLAYING;
g_assert (typefind->possibilities == NULL);
GST_LOG_OBJECT (typefind, "stopping typefinding%s", push_cached_buffers ? " and pushing cached buffers" : "");
typefind->mode = MODE_NORMAL;
if (push_cached_buffers) {
GstBuffer *buffer;
guint size = gst_buffer_store_get_size (typefind->store, 0);
if (size && (buffer = gst_buffer_store_get_buffer (typefind->store, 0, size))) {
gst_pad_push (typefind->src, GST_DATA (buffer));
} else {
size = 0;
}
gst_pad_send_event (GST_PAD_PEER (typefind->sink),
gst_event_new_seek (GST_SEEK_METHOD_SET, size));
}
gst_buffer_store_clear (typefind->store);
}
static void
gst_type_find_element_handle_event (GstPad *pad, GstEvent *event)
{
GstTypeFindElement *typefind = GST_TYPE_FIND_ELEMENT (GST_PAD_PARENT (pad));
if (typefind->mode == MODE_TYPEFIND) {
/* need to do more? */
gst_data_unref (GST_DATA (event));
}
gst_pad_event_default (pad, event);
}
typedef struct {
@ -333,6 +347,40 @@ free_entry (TypeFindEntry *entry)
gst_caps_unref (entry->caps);
g_free (entry);
}
static void
stop_typefinding (GstTypeFindElement *typefind)
{
/* stop all typefinding and set mode back to normal */
gboolean push_cached_buffers = gst_element_get_state (GST_ELEMENT (typefind)) == GST_STATE_PLAYING;
GST_LOG_OBJECT (typefind, "stopping typefinding%s", push_cached_buffers ? " and pushing cached buffers" : "");
if (typefind->possibilities != NULL) {
/* this can only happen on PAUSED => READY */
GST_LOG_OBJECT (typefind, "freeing remaining %u typefind functions", g_list_length (typefind->possibilities));
g_assert (push_cached_buffers == FALSE);
g_list_foreach (typefind->possibilities, (GFunc) free_entry, NULL);
g_list_free (typefind->possibilities);
typefind->possibilities = NULL;
}
typefind->mode = MODE_NORMAL;
if (push_cached_buffers) {
GstBuffer *buffer;
guint size = gst_buffer_store_get_size (typefind->store, 0);
if (size && (buffer = gst_buffer_store_get_buffer (typefind->store, 0, size))) {
gst_pad_push (typefind->src, GST_DATA (buffer));
} else {
size = 0;
}
GST_LOG_OBJECT (typefind, "seeking back to current position %u", size);
if (!gst_pad_send_event (GST_PAD_PEER (typefind->sink),
gst_event_new_seek (GST_SEEK_METHOD_SET | GST_FORMAT_BYTES, size))) {
GST_WARNING_OBJECT (typefind, "could not seek to required position %u, hope for the best", size);
}
}
gst_buffer_store_clear (typefind->store);
}
static guint64
find_element_get_length (gpointer data)
{

4
libs/gst/bytestream/bytestream.c
View file

@ -78,8 +78,6 @@ gst_bytestream_new (GstPad * pad)
{
GstByteStream *bs = g_new (GstByteStream, 1);
GST_DEBUG_CATEGORY_INIT (debug_bs, "bytestream", 0, "bytestream library");
bs->pad = pad;
gst_bytestream_init (bs);
@ -750,6 +748,8 @@ gst_bytestream_print_status (GstByteStream * bs)
static gboolean
plugin_init (GModule *module, GstPlugin *plugin)
{
GST_DEBUG_CATEGORY_INIT (debug_bs, "bytestream", 0, "bytestream library");
gst_plugin_set_longname (plugin, "GstByteStream: a byte-oriented layer on top of buffer-passing");
return TRUE;
}

4
plugins/elements/gstbufferstore.c
View file

@ -143,7 +143,7 @@ gst_buffer_store_add_buffer_func (GstBufferStore *store, GstBuffer *buffer)
GST_LOG_OBJECT (store, "adding buffer %p with invalid offset and size %u",
buffer, GST_BUFFER_SIZE (buffer));
gst_data_ref (GST_DATA (buffer));
g_list_append (store->buffers, buffer);
store->buffers = g_list_append (store->buffers, buffer);
return TRUE;
} else {
/* both list and buffer have valid offsets, we can really go wild */
@ -326,6 +326,8 @@ gst_buffer_store_get_buffer (GstBufferStore *store, guint64 offset, guint size)
current, offset, size);
ret = current;
gst_data_ref (GST_DATA (ret));
GST_LOG_OBJECT (store, "refcount %d",
GST_DATA_REFCOUNT_VALUE(ret));
break;
} else if (cur_offset + GST_BUFFER_SIZE (current) > offset) {
if (cur_offset + GST_BUFFER_SIZE (current) >= offset + size) {

96
plugins/elements/gsttypefind.c
View file

@ -19,6 +19,8 @@
* Boston, MA 02111-1307, USA.
*/
/* FIXME: need a better solution for non-seekable streams */
/* way of operation:
* 1) get a list of all typefind functions sorted best to worst
* 2) if all elements have been called with all requested data goto 8
@ -99,6 +101,11 @@ static void gst_type_find_element_get_property (GObject * object,
GValue * value,
GParamSpec * pspec);
static const GstEventMask *
gst_type_find_element_src_event_mask (GstPad * pad);
static gboolean gst_type_find_element_src_event (GstPad * pad,
GstEvent * event);
static void gst_type_find_element_chain (GstPad * sinkpad,
GstData * data);
static GstElementStateReturn
@ -197,6 +204,8 @@ gst_type_find_element_init (GTypeInstance *instance, gpointer g_class)
/* srcpad */
typefind->src = gst_pad_new_from_template (
GST_PAD_TEMPLATE_GET (type_find_element_src_factory), "src");
gst_pad_set_event_function (typefind->src, gst_type_find_element_src_event);
gst_pad_set_event_mask_function (typefind->src, gst_type_find_element_src_event_mask);
gst_element_add_pad (GST_ELEMENT (typefind), typefind->src);
typefind->caps = NULL;
@ -268,6 +277,29 @@ gst_type_find_element_get_property (GObject *object, guint prop_id,
break;
}
}
static const GstEventMask *
gst_type_find_element_src_event_mask (GstPad *pad)
{
static const GstEventMask mask[] = {
{ GST_EVENT_SEEK, GST_SEEK_METHOD_SET | GST_SEEK_METHOD_CUR | GST_SEEK_METHOD_END | GST_SEEK_FLAG_FLUSH},
/* add more if you want, event masks suck and need to die anyway */
{ 0, }
};
return mask;
}
static gboolean
gst_type_find_element_src_event (GstPad *pad, GstEvent *event)
{
GstTypeFindElement *typefind = GST_TYPE_FIND_ELEMENT (GST_PAD_PARENT (pad));
if (typefind->mode == MODE_TYPEFIND) {
/* need to do more? */
gst_data_unref (GST_DATA (event));
return FALSE;
}
return gst_pad_event_default (pad, event);
}
static void
start_typefinding (GstTypeFindElement *typefind)
{
@ -279,32 +311,14 @@ start_typefinding (GstTypeFindElement *typefind)
typefind->stream_length = 0;
}
static void
stop_typefinding (GstTypeFindElement *typefind)
{
/* stop all typefinding and set mode back to normal */
gboolean push_cached_buffers = gst_element_get_state (GST_ELEMENT (typefind)) == GST_STATE_PLAYING;
g_assert (typefind->possibilities == NULL);
GST_LOG_OBJECT (typefind, "stopping typefinding%s", push_cached_buffers ? " and pushing cached buffers" : "");
typefind->mode = MODE_NORMAL;
if (push_cached_buffers) {
GstBuffer *buffer;
guint size = gst_buffer_store_get_size (typefind->store, 0);
if (size && (buffer = gst_buffer_store_get_buffer (typefind->store, 0, size))) {
gst_pad_push (typefind->src, GST_DATA (buffer));
} else {
size = 0;
}
gst_pad_send_event (GST_PAD_PEER (typefind->sink),
gst_event_new_seek (GST_SEEK_METHOD_SET, size));
}
gst_buffer_store_clear (typefind->store);
}
static void
gst_type_find_element_handle_event (GstPad *pad, GstEvent *event)
{
GstTypeFindElement *typefind = GST_TYPE_FIND_ELEMENT (GST_PAD_PARENT (pad));
if (typefind->mode == MODE_TYPEFIND) {
/* need to do more? */
gst_data_unref (GST_DATA (event));
}
gst_pad_event_default (pad, event);
}
typedef struct {
@ -333,6 +347,40 @@ free_entry (TypeFindEntry *entry)
gst_caps_unref (entry->caps);
g_free (entry);
}
static void
stop_typefinding (GstTypeFindElement *typefind)
{
/* stop all typefinding and set mode back to normal */
gboolean push_cached_buffers = gst_element_get_state (GST_ELEMENT (typefind)) == GST_STATE_PLAYING;
GST_LOG_OBJECT (typefind, "stopping typefinding%s", push_cached_buffers ? " and pushing cached buffers" : "");
if (typefind->possibilities != NULL) {
/* this can only happen on PAUSED => READY */
GST_LOG_OBJECT (typefind, "freeing remaining %u typefind functions", g_list_length (typefind->possibilities));
g_assert (push_cached_buffers == FALSE);
g_list_foreach (typefind->possibilities, (GFunc) free_entry, NULL);
g_list_free (typefind->possibilities);
typefind->possibilities = NULL;
}
typefind->mode = MODE_NORMAL;
if (push_cached_buffers) {
GstBuffer *buffer;
guint size = gst_buffer_store_get_size (typefind->store, 0);
if (size && (buffer = gst_buffer_store_get_buffer (typefind->store, 0, size))) {
gst_pad_push (typefind->src, GST_DATA (buffer));
} else {
size = 0;
}
GST_LOG_OBJECT (typefind, "seeking back to current position %u", size);
if (!gst_pad_send_event (GST_PAD_PEER (typefind->sink),
gst_event_new_seek (GST_SEEK_METHOD_SET | GST_FORMAT_BYTES, size))) {
GST_WARNING_OBJECT (typefind, "could not seek to required position %u, hope for the best", size);
}
}
gst_buffer_store_clear (typefind->store);
}
static guint64
find_element_get_length (gpointer data)
{

96
plugins/elements/gsttypefindelement.c
View file

@ -19,6 +19,8 @@
* Boston, MA 02111-1307, USA.
*/
/* FIXME: need a better solution for non-seekable streams */
/* way of operation:
* 1) get a list of all typefind functions sorted best to worst
* 2) if all elements have been called with all requested data goto 8
@ -99,6 +101,11 @@ static void gst_type_find_element_get_property (GObject * object,
GValue * value,
GParamSpec * pspec);
static const GstEventMask *
gst_type_find_element_src_event_mask (GstPad * pad);
static gboolean gst_type_find_element_src_event (GstPad * pad,
GstEvent * event);
static void gst_type_find_element_chain (GstPad * sinkpad,
GstData * data);
static GstElementStateReturn
@ -197,6 +204,8 @@ gst_type_find_element_init (GTypeInstance *instance, gpointer g_class)
/* srcpad */
typefind->src = gst_pad_new_from_template (
GST_PAD_TEMPLATE_GET (type_find_element_src_factory), "src");
gst_pad_set_event_function (typefind->src, gst_type_find_element_src_event);
gst_pad_set_event_mask_function (typefind->src, gst_type_find_element_src_event_mask);
gst_element_add_pad (GST_ELEMENT (typefind), typefind->src);
typefind->caps = NULL;
@ -268,6 +277,29 @@ gst_type_find_element_get_property (GObject *object, guint prop_id,
break;
}
}
static const GstEventMask *
gst_type_find_element_src_event_mask (GstPad *pad)
{
static const GstEventMask mask[] = {
{ GST_EVENT_SEEK, GST_SEEK_METHOD_SET | GST_SEEK_METHOD_CUR | GST_SEEK_METHOD_END | GST_SEEK_FLAG_FLUSH},
/* add more if you want, event masks suck and need to die anyway */
{ 0, }
};
return mask;
}
static gboolean
gst_type_find_element_src_event (GstPad *pad, GstEvent *event)
{
GstTypeFindElement *typefind = GST_TYPE_FIND_ELEMENT (GST_PAD_PARENT (pad));
if (typefind->mode == MODE_TYPEFIND) {
/* need to do more? */
gst_data_unref (GST_DATA (event));
return FALSE;
}
return gst_pad_event_default (pad, event);
}
static void
start_typefinding (GstTypeFindElement *typefind)
{
@ -279,32 +311,14 @@ start_typefinding (GstTypeFindElement *typefind)
typefind->stream_length = 0;
}
static void
stop_typefinding (GstTypeFindElement *typefind)
{
/* stop all typefinding and set mode back to normal */
gboolean push_cached_buffers = gst_element_get_state (GST_ELEMENT (typefind)) == GST_STATE_PLAYING;
g_assert (typefind->possibilities == NULL);
GST_LOG_OBJECT (typefind, "stopping typefinding%s", push_cached_buffers ? " and pushing cached buffers" : "");
typefind->mode = MODE_NORMAL;
if (push_cached_buffers) {
GstBuffer *buffer;
guint size = gst_buffer_store_get_size (typefind->store, 0);
if (size && (buffer = gst_buffer_store_get_buffer (typefind->store, 0, size))) {
gst_pad_push (typefind->src, GST_DATA (buffer));
} else {
size = 0;
}
gst_pad_send_event (GST_PAD_PEER (typefind->sink),
gst_event_new_seek (GST_SEEK_METHOD_SET, size));
}
gst_buffer_store_clear (typefind->store);
}
static void
gst_type_find_element_handle_event (GstPad *pad, GstEvent *event)
{
GstTypeFindElement *typefind = GST_TYPE_FIND_ELEMENT (GST_PAD_PARENT (pad));
if (typefind->mode == MODE_TYPEFIND) {
/* need to do more? */
gst_data_unref (GST_DATA (event));
}
gst_pad_event_default (pad, event);
}
typedef struct {
@ -333,6 +347,40 @@ free_entry (TypeFindEntry *entry)
gst_caps_unref (entry->caps);
g_free (entry);
}
static void
stop_typefinding (GstTypeFindElement *typefind)
{
/* stop all typefinding and set mode back to normal */
gboolean push_cached_buffers = gst_element_get_state (GST_ELEMENT (typefind)) == GST_STATE_PLAYING;
GST_LOG_OBJECT (typefind, "stopping typefinding%s", push_cached_buffers ? " and pushing cached buffers" : "");
if (typefind->possibilities != NULL) {
/* this can only happen on PAUSED => READY */
GST_LOG_OBJECT (typefind, "freeing remaining %u typefind functions", g_list_length (typefind->possibilities));
g_assert (push_cached_buffers == FALSE);
g_list_foreach (typefind->possibilities, (GFunc) free_entry, NULL);
g_list_free (typefind->possibilities);
typefind->possibilities = NULL;
}
typefind->mode = MODE_NORMAL;
if (push_cached_buffers) {
GstBuffer *buffer;
guint size = gst_buffer_store_get_size (typefind->store, 0);
if (size && (buffer = gst_buffer_store_get_buffer (typefind->store, 0, size))) {
gst_pad_push (typefind->src, GST_DATA (buffer));
} else {
size = 0;
}
GST_LOG_OBJECT (typefind, "seeking back to current position %u", size);
if (!gst_pad_send_event (GST_PAD_PEER (typefind->sink),
gst_event_new_seek (GST_SEEK_METHOD_SET | GST_FORMAT_BYTES, size))) {
GST_WARNING_OBJECT (typefind, "could not seek to required position %u, hope for the best", size);
}
}
gst_buffer_store_clear (typefind->store);
}
static guint64
find_element_get_length (gpointer data)
{