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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
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21
pinos/gst/gstpinossink.c
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@ -337,7 +337,7 @@ on_new_buffer (GObject *gobject,
return;
}
if (!pinos_stream_get_buffer (pinossink->stream, &pbuf)) {
if (!(pbuf = pinos_stream_peek_buffer (pinossink->stream))) {
g_warning ("failed to capture buffer");
return;
}
@ -373,6 +373,7 @@ on_new_buffer (GObject *gobject,
break;
}
}
pinos_buffer_iter_end (&it);
}
static void
@ -471,7 +472,7 @@ gst_pinos_sink_setcaps (GstBaseSink * bsink, GstCaps * caps)
PinosPacketFormatChange change;
PinosBuffer pbuf;
pinos_buffer_builder_init (&builder);
pinos_stream_buffer_builder_init (pinossink->stream, &builder);
change.id = 1;
change.format = g_bytes_get_data (format, NULL);
@ -480,7 +481,7 @@ gst_pinos_sink_setcaps (GstBaseSink * bsink, GstCaps * caps)
g_debug ("sending format");
res = pinos_stream_send_buffer (pinossink->stream, &pbuf);
pinos_buffer_clear (&pbuf);
pinos_buffer_unref (&pbuf);
}
pinos_main_loop_unlock (pinossink->loop);
@ -552,10 +553,14 @@ gst_pinos_sink_render (GstBaseSink * bsink, GstBuffer * buffer)
tmpfile = TRUE;
}
pinos_buffer_builder_init (&builder);
pinos_main_loop_lock (pinossink->loop);
if (pinos_stream_get_state (pinossink->stream) != PINOS_STREAM_STATE_STREAMING)
goto streaming_error;
pinos_stream_buffer_builder_init (pinossink->stream, &builder);
pinos_buffer_builder_add_header (&builder, &hdr);
fd = dup (gst_fd_memory_get_fd (mem));
fd = gst_fd_memory_get_fd (mem);
p.fd_index = pinos_buffer_builder_add_fd (&builder, fd);
p.id = pinossink->id_counter++;
p.offset = 0;
@ -565,11 +570,9 @@ gst_pinos_sink_render (GstBaseSink * bsink, GstBuffer * buffer)
GST_LOG ("sending fd index %d %d %d", p.id, p.fd_index, fd);
pinos_main_loop_lock (pinossink->loop);
if (pinos_stream_get_state (pinossink->stream) != PINOS_STREAM_STATE_STREAMING)
goto streaming_error;
res = pinos_stream_send_buffer (pinossink->stream, &pbuf);
pinos_buffer_clear (&pbuf);
pinos_buffer_steal_fds (&pbuf, NULL);
pinos_buffer_unref (&pbuf);
pinos_main_loop_unlock (pinossink->loop);
gst_memory_unref (mem);