AudioFileReader::~AudioFileReader()
{
if (m_pipeline) {
GRefPtr<GstBus> bus = webkitGstPipelineGetBus(GST_PIPELINE(m_pipeline));
ASSERT(bus);
g_signal_handlers_disconnect_by_func(bus.get(), reinterpret_cast<gpointer>(messageCallback), this);
gst_bus_remove_signal_watch(bus.get());
gst_element_set_state(m_pipeline, GST_STATE_NULL);
gst_object_unref(GST_OBJECT(m_pipeline));
}
if (m_decodebin) {
g_signal_handlers_disconnect_by_func(m_decodebin.get(), reinterpret_cast<gpointer>(onGStreamerDecodebinPadAddedCallback), this);
m_decodebin.clear();
}
if (m_deInterleave) {
g_signal_handlers_disconnect_by_func(m_deInterleave.get(), reinterpret_cast<gpointer>(onGStreamerDeinterleavePadAddedCallback), this);
g_signal_handlers_disconnect_by_func(m_deInterleave.get(), reinterpret_cast<gpointer>(onGStreamerDeinterleaveReadyCallback), this);
m_deInterleave.clear();
}
#ifndef GST_API_VERSION_1
gst_buffer_list_iterator_free(m_frontLeftBuffersIterator);
gst_buffer_list_iterator_free(m_frontRightBuffersIterator);
#endif
gst_buffer_list_unref(m_frontLeftBuffers);
gst_buffer_list_unref(m_frontRightBuffers);
}
AudioFileReader::~AudioFileReader()
{
if (m_pipeline) {
GRefPtr<GstBus> bus = adoptGRef(gst_pipeline_get_bus(GST_PIPELINE(m_pipeline)));
ASSERT(bus);
g_signal_handlers_disconnect_by_func(bus.get(), reinterpret_cast<gpointer>(messageCallback), this);
gst_element_set_state(m_pipeline, GST_STATE_NULL);
gst_object_unref(GST_OBJECT(m_pipeline));
}
if (m_decodebin) {
g_signal_handlers_disconnect_by_func(m_decodebin.get(), reinterpret_cast<gpointer>(onGStreamerDecodebinPadAddedCallback), this);
m_decodebin.clear();
}
if (m_deInterleave) {
g_signal_handlers_disconnect_by_func(m_deInterleave.get(), reinterpret_cast<gpointer>(onGStreamerDeinterleavePadAddedCallback), this);
g_signal_handlers_disconnect_by_func(m_deInterleave.get(), reinterpret_cast<gpointer>(onGStreamerDeinterleaveReadyCallback), this);
m_deInterleave.clear();
}
gst_buffer_list_unref(m_frontLeftBuffers);
gst_buffer_list_unref(m_frontRightBuffers);
}
/*
* Chain list function for testing buffer lists
*/
static GstFlowReturn
rtp_pipeline_chain_list (GstPad * pad, GstObject * parent, GstBufferList * list)
{
guint i, len;
fail_if (!list);
/*
* Count the size of the payload in the buffer list.
*/
len = gst_buffer_list_length (list);
/* Loop through all groups */
for (i = 0; i < len; i++) {
GstBuffer *paybuf;
GstMemory *mem;
gint size;
paybuf = gst_buffer_list_get (list, i);
/* only count real data which is expected in last memory block */
fail_unless (gst_buffer_n_memory (paybuf) > 1);
mem = gst_buffer_get_memory_range (paybuf, gst_buffer_n_memory (paybuf) - 1,
1);
size = gst_memory_get_sizes (mem, NULL, NULL);
gst_memory_unref (mem);
chain_list_bytes_received += size;
}
gst_buffer_list_unref (list);
return GST_FLOW_OK;
}
static GstFlowReturn
gst_hls_sink_chain_list (GstPad * pad, GstObject * parent, GstBufferList * list)
{
guint i, len;
GstBuffer *buffer;
GstFlowReturn ret;
GstHlsSink *sink = GST_HLS_SINK_CAST (parent);
if (sink->target_duration == 0 || sink->waiting_fku)
return gst_proxy_pad_chain_list_default (pad, parent, list);
GST_DEBUG_OBJECT (pad, "chaining each group in list as a merged buffer");
len = gst_buffer_list_length (list);
ret = GST_FLOW_OK;
for (i = 0; i < len; i++) {
buffer = gst_buffer_list_get (list, i);
if (!sink->waiting_fku)
gst_hls_sink_check_schedule_next_key_unit (sink, buffer);
ret = gst_pad_chain (pad, gst_buffer_ref (buffer));
if (ret != GST_FLOW_OK)
break;
}
gst_buffer_list_unref (list);
return ret;
}
/*
* Chain list function for testing buffer lists
*/
static GstFlowReturn
rtp_pipeline_chain_list (GstPad * pad, GstBufferList * list)
{
GstBufferListIterator *it;
fail_if (!list);
it = gst_buffer_list_iterate (list);
/*
* Count the size of the payload in the buffer list.
*/
/* Loop through all groups */
while (gst_buffer_list_iterator_next_group (it)) {
GstBuffer *paybuf;
/* Skip the first buffer in the group, its the RTP header */
fail_if (!gst_buffer_list_iterator_next (it));
/* Loop through all payload buffers in the current group */
while ((paybuf = gst_buffer_list_iterator_next (it))) {
chain_list_bytes_received += GST_BUFFER_SIZE (paybuf);
}
}
gst_buffer_list_iterator_free (it);
gst_buffer_list_unref (list);
return GST_FLOW_OK;
}
static GstFlowReturn
gst_rtp_mux_chain_list (GstPad * pad, GstObject * parent,
GstBufferList * bufferlist)
{
GstRTPMux *rtp_mux;
GstFlowReturn ret;
GstRTPMuxPadPrivate *padpriv;
struct BufferListData bd;
rtp_mux = GST_RTP_MUX (parent);
GST_OBJECT_LOCK (rtp_mux);
padpriv = gst_pad_get_element_private (pad);
if (!padpriv) {
GST_OBJECT_UNLOCK (rtp_mux);
ret = GST_FLOW_NOT_LINKED;
gst_buffer_list_unref (bufferlist);
goto out;
}
bd.rtp_mux = rtp_mux;
bd.padpriv = padpriv;
bd.drop = FALSE;
bufferlist = gst_buffer_list_make_writable (bufferlist);
gst_buffer_list_foreach (bufferlist, process_list_item, &bd);
GST_OBJECT_UNLOCK (rtp_mux);
if (bd.drop) {
gst_buffer_list_unref (bufferlist);
ret = GST_FLOW_OK;
} else {
ret = gst_pad_push_list (rtp_mux->srcpad, bufferlist);
}
out:
return ret;
}
/**
* gst_rtp_base_payload_push_list:
* @payload: a #GstRTPBasePayload
* @list: a #GstBufferList
*
* Push @list to the peer element of the payloader. The SSRC, payload type,
* seqnum and timestamp of the RTP buffer will be updated first.
*
* This function takes ownership of @list.
*
* Returns: a #GstFlowReturn.
*/
GstFlowReturn
gst_rtp_base_payload_push_list (GstRTPBasePayload * payload,
GstBufferList * list)
{
GstFlowReturn res;
res = gst_rtp_base_payload_prepare_push (payload, list, TRUE);
if (G_LIKELY (res == GST_FLOW_OK))
res = gst_pad_push_list (payload->srcpad, list);
else
gst_buffer_list_unref (list);
return res;
}
static GstFlowReturn
sink_chain_list (GstPad * pad, GstObject * parent, GstBufferList * list)
{
GstDtlsDec *self = GST_DTLS_DEC (parent);
GstFlowReturn ret = GST_FLOW_OK;
GstPad *other_pad;
list = gst_buffer_list_make_writable (list);
gst_buffer_list_foreach (list, process_buffer_from_list, self);
if (gst_buffer_list_length (list) == 0) {
GST_DEBUG_OBJECT (self, "Not produced any buffers");
gst_buffer_list_unref (list);
return GST_FLOW_OK;
}
g_mutex_lock (&self->src_mutex);
other_pad = self->src;
if (other_pad)
gst_object_ref (other_pad);
g_mutex_unlock (&self->src_mutex);
if (other_pad) {
GST_LOG_OBJECT (self, "decoded buffer list with length %u, pushing",
gst_buffer_list_length (list));
ret = gst_pad_push_list (other_pad, list);
gst_object_unref (other_pad);
} else {
GST_LOG_OBJECT (self, "dropped buffer list with length %d, not linked",
gst_buffer_list_length (list));
gst_buffer_list_unref (list);
}
return ret;
}
/**
* gst_rtp_base_depayload_push_list:
* @filter: a #GstRTPBaseDepayload
* @out_list: a #GstBufferList
*
* Push @out_list to the peer of @filter. This function takes ownership of
* @out_list.
*
* Returns: a #GstFlowReturn.
*/
GstFlowReturn
gst_rtp_base_depayload_push_list (GstRTPBaseDepayload * filter,
GstBufferList * out_list)
{
GstFlowReturn res;
res = gst_rtp_base_depayload_prepare_push (filter, TRUE, &out_list);
if (G_LIKELY (res == GST_FLOW_OK))
res = gst_pad_push_list (filter->srcpad, out_list);
else
gst_buffer_list_unref (out_list);
return res;
}
static GstFlowReturn
gst_rtp_base_depayload_chain_list (GstPad * pad, GstObject * parent,
GstBufferList * list)
{
GstRTPBaseDepayloadClass *bclass;
GstRTPBaseDepayload *basedepay;
GstFlowReturn flow_ret;
GstBuffer *buffer;
guint i, len;
basedepay = GST_RTP_BASE_DEPAYLOAD_CAST (parent);
bclass = GST_RTP_BASE_DEPAYLOAD_GET_CLASS (basedepay);
flow_ret = GST_FLOW_OK;
/* chain each buffer in list individually */
len = gst_buffer_list_length (list);
if (len == 0)
goto done;
for (i = 0; i < len; i++) {
buffer = gst_buffer_list_get (list, i);
/* handle_buffer takes ownership of input buffer */
/* FIXME: add a way to steal buffers from list as we will unref it anyway */
gst_buffer_ref (buffer);
/* Should we fix up any missing timestamps for list buffers here
* (e.g. set to first or previous timestamp in list) or just assume
* the's a jitterbuffer that will have done that for us? */
flow_ret = gst_rtp_base_depayload_handle_buffer (basedepay, bclass, buffer);
if (flow_ret != GST_FLOW_OK)
break;
}
done:
gst_buffer_list_unref (list);
return flow_ret;
}
void
gst_fragment_dispose (GObject * object)
{
GstFragmentPrivate *priv = GST_FRAGMENT (object)->priv;
if (priv->buffer_list != NULL) {
gst_buffer_list_iterator_free (priv->buffer_iterator);
gst_buffer_list_unref (priv->buffer_list);
priv->buffer_list = NULL;
priv->size = 0;
}
if (priv->caps != NULL) {
gst_caps_unref (priv->caps);
priv->caps = NULL;
}
G_OBJECT_CLASS (gst_fragment_parent_class)->dispose (object);
}
static void
mpegpsmux_finalize (GObject * object)
{
MpegPsMux *mux = GST_MPEG_PSMUX (object);
if (mux->collect) {
gst_object_unref (mux->collect);
mux->collect = NULL;
}
if (mux->psmux) {
psmux_free (mux->psmux);
mux->psmux = NULL;
}
if (mux->gop_list != NULL) {
gst_buffer_list_unref (mux->gop_list);
mux->gop_list = NULL;
}
G_OBJECT_CLASS (mpegpsmux_parent_class)->finalize (object);
}
static void
mpegpsmux_dispose (GObject * object)
{
MpegPsMux *mux = GST_MPEG_PSMUX (object);
if (mux->collect) {
gst_object_unref (mux->collect);
mux->collect = NULL;
}
if (mux->psmux) {
psmux_free (mux->psmux);
mux->psmux = NULL;
}
if (mux->gop_list != NULL) {
gst_buffer_list_unref (mux->gop_list);
mux->gop_list = NULL;
}
GST_CALL_PARENT (G_OBJECT_CLASS, dispose, (object));
}
static GstFlowReturn
gst_rtp_mux_chain_list (GstPad * pad, GstObject * parent,
GstBufferList * bufferlist)
{
GstRTPMux *rtp_mux;
GstFlowReturn ret;
GstRTPMuxPadPrivate *padpriv;
gboolean changed = FALSE;
struct BufferListData bd;
rtp_mux = GST_RTP_MUX (parent);
if (gst_pad_check_reconfigure (rtp_mux->srcpad)) {
GstCaps *current_caps = gst_pad_get_current_caps (pad);
if (!gst_rtp_mux_setcaps (pad, rtp_mux, current_caps)) {
ret = GST_FLOW_NOT_NEGOTIATED;
gst_buffer_list_unref (bufferlist);
goto out;
}
gst_caps_unref (current_caps);
}
GST_OBJECT_LOCK (rtp_mux);
padpriv = gst_pad_get_element_private (pad);
if (!padpriv) {
GST_OBJECT_UNLOCK (rtp_mux);
ret = GST_FLOW_NOT_LINKED;
gst_buffer_list_unref (bufferlist);
goto out;
}
bd.rtp_mux = rtp_mux;
bd.padpriv = padpriv;
bd.drop = FALSE;
bufferlist = gst_buffer_list_make_writable (bufferlist);
gst_buffer_list_foreach (bufferlist, process_list_item, &bd);
if (!bd.drop && pad != rtp_mux->last_pad) {
changed = TRUE;
g_clear_object (&rtp_mux->last_pad);
rtp_mux->last_pad = g_object_ref (pad);
}
GST_OBJECT_UNLOCK (rtp_mux);
if (changed)
gst_pad_sticky_events_foreach (pad, resend_events, rtp_mux);
if (bd.drop) {
gst_buffer_list_unref (bufferlist);
ret = GST_FLOW_OK;
} else {
ret = gst_pad_push_list (rtp_mux->srcpad, bufferlist);
}
out:
return ret;
}
static void
cleanup (void)
{
gst_caps_unref (caps);
gst_buffer_list_unref (list);
}
static gboolean
gst_rtp_ulpfec_dec_handle_packet_loss (GstRtpUlpFecDec * self, guint16 seqnum,
GstClockTime timestamp, GstClockTime duration)
{
gint caps_pt = self->have_caps_pt ? self->caps_pt : -1;
gboolean ret = TRUE;
GstBufferList *buflist =
rtp_storage_get_packets_for_recovery (self->storage, self->fec_pt,
self->caps_ssrc, seqnum);
if (buflist) {
GstBuffer *recovered_buffer = NULL;
guint16 recovered_seq = 0;
guint8 recovered_pt = 0;
gst_rtp_ulpfec_dec_start (self, buflist, self->fec_pt, seqnum);
while (NULL != (recovered_buffer =
gst_rtp_ulpfec_dec_recover (self, self->caps_ssrc, caps_pt,
&recovered_pt, &recovered_seq))) {
if (seqnum == recovered_seq) {
GstBuffer *sent_buffer;
GstRTPBuffer rtp = GST_RTP_BUFFER_INIT;
recovered_buffer = gst_buffer_make_writable (recovered_buffer);
GST_BUFFER_PTS (recovered_buffer) = timestamp;
/* GST_BUFFER_DURATION (recovered_buffer) = duration;
* JB does not set the duration, so we will not too */
if (!self->lost_packet_from_storage)
rtp_storage_put_recovered_packet (self->storage,
recovered_buffer, recovered_pt, self->caps_ssrc, recovered_seq);
GST_DEBUG_OBJECT (self,
"Pushing recovered packet ssrc=0x%08x seq=%u %" GST_PTR_FORMAT,
self->caps_ssrc, seqnum, recovered_buffer);
sent_buffer = gst_buffer_copy_deep (recovered_buffer);
gst_rtp_buffer_map (sent_buffer, GST_MAP_WRITE, &rtp);
gst_rtp_buffer_set_seq (&rtp, self->next_seqnum++);
gst_rtp_buffer_unmap (&rtp);
ret = FALSE;
self->unset_discont_flag = TRUE;
self->chain_return_val = gst_pad_push (self->srcpad, sent_buffer);
break;
}
rtp_storage_put_recovered_packet (self->storage,
recovered_buffer, recovered_pt, self->caps_ssrc, recovered_seq);
}
gst_rtp_ulpfec_dec_stop (self);
gst_buffer_list_unref (buflist);
}
GST_DEBUG_OBJECT (self, "Packet lost ssrc=0x%08x seq=%u", self->caps_ssrc,
seqnum);
return ret;
}
