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Plugin updates. The action callback has a new argument.

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The mmap plugin is updated to accept frags_min & frags_max. Also,
SND_PCM_STOP_ROLLOVER behaves much better.
This commit is contained in:
Jaroslav Kysela 2000-03-21 17:36:27 +00:00
parent 43041cbe78
commit 54d348c4d7
5 changed files with 137 additions and 34 deletions
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13
src/pcm/pcm_plugin.c
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@ -200,7 +200,8 @@ int snd_pcm_plugin_info(snd_pcm_t *pcm, snd_pcm_channel_info_t *info)
return 0;
}
static int snd_pcm_plugin_action(snd_pcm_t *pcm, int channel, int action)
static int snd_pcm_plugin_action(snd_pcm_t *pcm, int channel, int action,
unsigned long data)
{
snd_pcm_plugin_t *plugin;
int err;
@ -208,7 +209,7 @@ static int snd_pcm_plugin_action(snd_pcm_t *pcm, int channel, int action)
plugin = pcm->plugin_first[channel];
while (plugin) {
if (plugin->action) {
if ((err = plugin->action(plugin, action))<0)
if ((err = plugin->action(plugin, action, data))<0)
return err;
}
plugin = plugin->next;
@ -295,7 +296,7 @@ int snd_pcm_plugin_params(snd_pcm_t *pcm, snd_pcm_channel_params_t *params)
err = snd_pcm_channel_params(pcm, &hwparams);
if (err < 0)
return err;
err = snd_pcm_plugin_action(pcm, hwparams.channel, INIT);
err = snd_pcm_plugin_action(pcm, hwparams.channel, INIT, (long)&hwparams);
if (err < 0)
return err;
return 0;
@ -347,7 +348,7 @@ int snd_pcm_plugin_prepare(snd_pcm_t *pcm, int channel)
{
int err;
if ((err = snd_pcm_plugin_action(pcm, channel, PREPARE))<0)
if ((err = snd_pcm_plugin_action(pcm, channel, PREPARE, 0))<0)
return err;
return snd_pcm_channel_prepare(pcm, channel);
}
@ -356,7 +357,7 @@ int snd_pcm_plugin_playback_drain(snd_pcm_t *pcm)
{
int err;
if ((err = snd_pcm_plugin_action(pcm, SND_PCM_CHANNEL_PLAYBACK, DRAIN))<0)
if ((err = snd_pcm_plugin_action(pcm, SND_PCM_CHANNEL_PLAYBACK, DRAIN, 0))<0)
return err;
return snd_pcm_playback_drain(pcm);
}
@ -366,7 +367,7 @@ int snd_pcm_plugin_flush(snd_pcm_t *pcm, int channel)
int err;
pdprintf("flush\n");
if ((err = snd_pcm_plugin_action(pcm, channel, FLUSH))<0)
if ((err = snd_pcm_plugin_action(pcm, channel, FLUSH, 0))<0)
return err;
return snd_pcm_channel_flush(pcm, channel);
}