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improved stream linking and plugin code cleanups

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- added link/unlink/link_fd fast_ops callbacks
- moved code from snd_pcm_link to pcm_hw.c
- moved "empty" routines pointing to slave to pcm_generic.c
- introduced snd_pcm_generic_t
This commit is contained in:
Jaroslav Kysela 2005-01-20 15:07:51 +00:00
parent 9501520606
commit 836987aa99
25 changed files with 767 additions and 957 deletions
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30
src/pcm/pcm_mulaw.c
View file

@ -312,7 +312,7 @@ static int snd_pcm_mulaw_hw_refine(snd_pcm_t *pcm, snd_pcm_hw_params_t *params)
snd_pcm_mulaw_hw_refine_cchange,
snd_pcm_mulaw_hw_refine_sprepare,
snd_pcm_mulaw_hw_refine_schange,
snd_pcm_plugin_hw_refine_slave);
snd_pcm_generic_hw_refine);
}
static int snd_pcm_mulaw_hw_params(snd_pcm_t *pcm, snd_pcm_hw_params_t * params)
@ -323,7 +323,7 @@ static int snd_pcm_mulaw_hw_params(snd_pcm_t *pcm, snd_pcm_hw_params_t * params)
snd_pcm_mulaw_hw_refine_cchange,
snd_pcm_mulaw_hw_refine_sprepare,
snd_pcm_mulaw_hw_refine_schange,
snd_pcm_plugin_hw_params_slave);
snd_pcm_generic_hw_params);
if (err < 0)
return err;
@ -401,23 +401,23 @@ static void snd_pcm_mulaw_dump(snd_pcm_t *pcm, snd_output_t *out)
snd_pcm_dump_setup(pcm, out);
}
snd_output_printf(out, "Slave: ");
snd_pcm_dump(mulaw->plug.slave, out);
snd_pcm_dump(mulaw->plug.gen.slave, out);
}
static snd_pcm_ops_t snd_pcm_mulaw_ops = {
.close = snd_pcm_plugin_close,
.info = snd_pcm_plugin_info,
.close = snd_pcm_generic_close,
.info = snd_pcm_generic_info,
.hw_refine = snd_pcm_mulaw_hw_refine,
.hw_params = snd_pcm_mulaw_hw_params,
.hw_free = snd_pcm_plugin_hw_free,
.sw_params = snd_pcm_plugin_sw_params,
.channel_info = snd_pcm_plugin_channel_info,
.hw_free = snd_pcm_generic_hw_free,
.sw_params = snd_pcm_generic_sw_params,
.channel_info = snd_pcm_generic_channel_info,
.dump = snd_pcm_mulaw_dump,
.nonblock = snd_pcm_plugin_nonblock,
.async = snd_pcm_plugin_async,
.poll_revents = snd_pcm_plugin_poll_revents,
.mmap = snd_pcm_plugin_mmap,
.munmap = snd_pcm_plugin_munmap,
.nonblock = snd_pcm_generic_nonblock,
.async = snd_pcm_generic_async,
.poll_revents = snd_pcm_generic_poll_revents,
.mmap = snd_pcm_generic_mmap,
.munmap = snd_pcm_generic_munmap,
};
/**
@ -451,8 +451,8 @@ int snd_pcm_mulaw_open(snd_pcm_t **pcmp, const char *name, snd_pcm_format_t sfor
mulaw->plug.write = snd_pcm_mulaw_write_areas;
mulaw->plug.undo_read = snd_pcm_plugin_undo_read_generic;
mulaw->plug.undo_write = snd_pcm_plugin_undo_write_generic;
mulaw->plug.slave = slave;
mulaw->plug.close_slave = close_slave;
mulaw->plug.gen.slave = slave;
mulaw->plug.gen.close_slave = close_slave;
err = snd_pcm_new(&pcm, SND_PCM_TYPE_MULAW, name, slave->stream, slave->mode);
if (err < 0) {