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buffer: improve memory management

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Add refcounting to buffers.
Use static memory on ports for buffer input and output memory.
Improve negotiation, let format and properties be negotiated on ports as
the data passes.
Improve some debug info.
This commit is contained in:
Wim Taymans 2016-05-17 20:14:06 +02:00
parent 4a5ed1e1f5
commit 0f67434ae8
21 changed files with 368 additions and 334 deletions
Download patch file Download diff file Expand all files Collapse all files

34
pinos/gst/gstpinosportsink.c
View file

@ -84,7 +84,7 @@ on_received_buffer (PinosPort *port, gpointer user_data)
PinosBufferBuilder b;
gboolean have_out = FALSE;
pbuf = pinos_port_get_buffer (port);
pbuf = pinos_port_peek_buffer (port);
if (this->pinos_input) {
pinos_buffer_builder_init (&b);
@ -93,7 +93,7 @@ on_received_buffer (PinosPort *port, gpointer user_data)
pinos_buffer_iter_init (&it, pbuf);
while (pinos_buffer_iter_next (&it)) {
switch (pinos_buffer_iter_get_type (&it)) {
case PINOS_PACKET_TYPE_REFRESH_REQUEST:
case PINOS_PACKET_TYPE_REFRESH_REQUEST:
{
PinosPacketRefreshRequest p;
@ -115,7 +115,7 @@ on_received_buffer (PinosPort *port, gpointer user_data)
break;
}
}
pinos_buffer_clear (pbuf);
pinos_buffer_iter_end (&it);
if (this->pinos_input) {
GstBuffer *outbuf;
@ -225,16 +225,23 @@ gst_pinos_port_sink_setcaps (GstBaseSink * bsink, GstCaps * caps)
str = gst_caps_get_structure (caps, 0);
this->pinos_input = gst_structure_has_name (str, "application/x-pinos");
if (!this->pinos_input) {
GBytes *format;
GError *error = NULL;
PinosBufferBuilder builder;
PinosBuffer pbuf;
PinosPacketFormatChange fc;
cstr = gst_caps_to_string (caps);
format = g_bytes_new_take (cstr, strlen (cstr) + 1);
pinos_port_buffer_builder_init (this->port, &builder);
fc.id = 0;
fc.format = cstr = gst_caps_to_string (caps);
pinos_buffer_builder_add_format_change (&builder, &fc);
pinos_buffer_builder_end (&builder, &pbuf);
g_free (cstr);
if (!pinos_port_update_format (this->port, format, &error)) {
GST_WARNING ("update failed: %s", error->message);
if (!pinos_port_send_buffer (this->port, &pbuf, &error)) {
GST_WARNING ("format update failed: %s", error->message);
g_clear_error (&error);
}
pinos_buffer_unref (&pbuf);
}
return GST_BASE_SINK_CLASS (parent_class)->set_caps (bsink, caps);
@ -249,12 +256,13 @@ gst_pinos_port_sink_render_pinos (GstPinosPortSink * this, GstBuffer * buffer)
gst_buffer_map (buffer, &info, GST_MAP_READ);
pinos_buffer_init_data (&pbuf, info.data, info.size, NULL, 0);
gst_buffer_unmap (buffer, &info);
if (!pinos_port_send_buffer (this->port, &pbuf, &error)) {
GST_WARNING ("send failed: %s", error->message);
g_clear_error (&error);
}
gst_buffer_unmap (buffer, &info);
pinos_buffer_unref (&pbuf);
return GST_FLOW_OK;
}
@ -293,17 +301,19 @@ gst_pinos_port_sink_render_other (GstPinosPortSink * this, GstBuffer * buffer)
PinosPacketHeader hdr;
PinosPacketFDPayload p;
gboolean tmpfile = TRUE;
gint fd;
hdr.flags = 0;
hdr.seq = GST_BUFFER_OFFSET (buffer);
hdr.pts = GST_BUFFER_PTS (buffer) + GST_ELEMENT_CAST (this)->base_time;
hdr.dts_offset = 0;
pinos_buffer_builder_init (&builder);
pinos_port_buffer_builder_init (this->port, &builder);
pinos_buffer_builder_add_header (&builder, &hdr);
fdmem = gst_pinos_port_sink_get_fd_memory (this, buffer, &tmpfile);
p.fd_index = pinos_buffer_builder_add_fd (&builder, gst_fd_memory_get_fd (fdmem));
fd = gst_fd_memory_get_fd (fdmem);
p.fd_index = pinos_buffer_builder_add_fd (&builder, fd);
p.id = pinos_fd_manager_get_id (this->fdmanager);
p.offset = fdmem->offset;
p.size = fdmem->size;
@ -318,6 +328,8 @@ gst_pinos_port_sink_render_other (GstPinosPortSink * this, GstBuffer * buffer)
GST_WARNING ("send failed: %s", error->message);
g_clear_error (&error);
}
pinos_buffer_steal_fds (&pbuf, NULL);
pinos_buffer_unref (&pbuf);
gst_memory_unref(fdmem);