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pcm: ladspa: Delay LADSPA plugin activate call

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Some LADSPA Plugins rely on connected control ports on activate call.
While this is not okay by spec, the spec also encourages the activate
call happening as late as possible.

Signed-off-by: Matthias Larisch <mail@matthias-larisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Matthias Larisch 2014-03-27 19:05:10 +01:00 • committed by Takashi Iwai
parent 015c34bf15
commit 8dcce52ee0
1 changed files with 2 additions and 2 deletions
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4
src/pcm/pcm_ladspa.c
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@ -645,8 +645,6 @@ static int snd_pcm_ladspa_allocate_instances(snd_pcm_t *pcm, snd_pcm_ladspa_t *l
return -EINVAL;
}
list_add_tail(&instance->list, &plugin->instances);
if (plugin->desc->activate)
plugin->desc->activate(instance->handle);
if (plugin->policy == SND_PCM_LADSPA_POLICY_DUPLICATE) {
err = snd_pcm_ladspa_connect_plugin_duplicate(plugin, &plugin->input, &plugin->output, instance, idx);
if (err < 0) {
@ -664,6 +662,8 @@ static int snd_pcm_ladspa_allocate_instances(snd_pcm_t *pcm, snd_pcm_ladspa_t *l
assert(err >= 0);
err = snd_pcm_ladspa_connect_controls(plugin, &plugin->output, instance);
assert(err >= 0);
if (plugin->desc->activate)
plugin->desc->activate(instance->handle);
}
err = snd_pcm_ladspa_check_connect(plugin, &plugin->input, &instance->input, depth);
if (err < 0)