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graph: new scheduling model

Browse source 
Make explicit links between elements that are used to activate the
next element in the graph.
Make subgraphs a special regular node. Make a link from the
subgraph children to the parent so that the subgraph completes when
all the children completed.
Implement a single process function in plugins
Remove many messages in the client node
This commit is contained in:
Wim Taymans 2018-03-20 11:37:11 +01:00
parent 9b0a880afb
commit 33a322b96e
36 changed files with 401 additions and 750 deletions
Download patch file Download diff file Expand all files Collapse all files

10
spa/plugins/alsa/alsa-source.c
View file

@ -593,12 +593,7 @@ impl_node_port_send_command(struct spa_node *node,
return -ENOTSUP;
}
static int impl_node_process_input(struct spa_node *node)
{
return -ENOTSUP;
}
static int impl_node_process_output(struct spa_node *node)
static int impl_node_process(struct spa_node *node)
{
struct state *this;
struct spa_io_buffers *io;
@ -647,8 +642,7 @@ static const struct spa_node impl_node = {
impl_node_port_set_io,
impl_node_port_reuse_buffer,
impl_node_port_send_command,
impl_node_process_input,
impl_node_process_output,
impl_node_process,
};
static int impl_clock_enum_params(struct spa_clock *clock, uint32_t id, uint32_t *index,

4
spa/plugins/alsa/alsa-utils.c
View file

@ -349,7 +349,7 @@ static inline void try_pull(struct state *state, snd_pcm_uframes_t frames,
state->range->min_size = state->threshold * state->frame_size;
state->range->max_size = frames * state->frame_size;
}
state->callbacks->need_input(state->callbacks_data);
state->callbacks->process(state->callbacks_data, SPA_STATUS_NEED_BUFFER);
}
}
@ -480,7 +480,7 @@ push_frames(struct state *state,
SPA_FLAG_SET(b->flags, BUFFER_FLAG_OUT);
io->buffer_id = b->outbuf->id;
io->status = SPA_STATUS_HAVE_BUFFER;
state->callbacks->have_output(state->callbacks_data);
state->callbacks->process(state->callbacks_data, SPA_STATUS_HAVE_BUFFER);
}
return total_frames;
}