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Completed mixer API. Improved iterators. Renamed control values struct. Rewritten simple elements implementation

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This commit is contained in:
Abramo Bagnara 2001-02-11 15:45:35 +00:00
parent 38033b49dd
commit a2d3434961
54 changed files with 2081 additions and 1712 deletions
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56
src/pcm/pcm_plugin.c
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@ -26,7 +26,7 @@
int snd_pcm_plugin_close(snd_pcm_t *pcm)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
int err = 0;
if (plugin->close_slave)
err = snd_pcm_close(plugin->slave);
@ -36,43 +36,43 @@ int snd_pcm_plugin_close(snd_pcm_t *pcm)
int snd_pcm_plugin_nonblock(snd_pcm_t *pcm, int nonblock)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
return snd_pcm_nonblock(plugin->slave, nonblock);
}
int snd_pcm_plugin_async(snd_pcm_t *pcm, int sig, pid_t pid)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
return snd_pcm_async(plugin->slave, sig, pid);
}
int snd_pcm_plugin_info(snd_pcm_t *pcm, snd_pcm_info_t * info)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
return snd_pcm_info(plugin->slave, info);
}
int snd_pcm_plugin_hw_free(snd_pcm_t *pcm)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
return snd_pcm_hw_free(plugin->slave);
}
int snd_pcm_plugin_sw_params(snd_pcm_t *pcm, snd_pcm_sw_params_t *params)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
return snd_pcm_sw_params(plugin->slave, params);
}
int snd_pcm_plugin_channel_info(snd_pcm_t *pcm, snd_pcm_channel_info_t *info)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
return snd_pcm_channel_info_shm(pcm, info, plugin->shmid);
}
int snd_pcm_plugin_status(snd_pcm_t *pcm, snd_pcm_status_t * status)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
int err = snd_pcm_status(plugin->slave, status);
if (err < 0)
return err;
@ -84,13 +84,13 @@ int snd_pcm_plugin_status(snd_pcm_t *pcm, snd_pcm_status_t * status)
snd_pcm_state_t snd_pcm_plugin_state(snd_pcm_t *pcm)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
return snd_pcm_state(plugin->slave);
}
int snd_pcm_plugin_delay(snd_pcm_t *pcm, snd_pcm_sframes_t *delayp)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
snd_pcm_sframes_t sd;
int err = snd_pcm_delay(plugin->slave, &sd);
if (err < 0)
@ -103,7 +103,7 @@ int snd_pcm_plugin_delay(snd_pcm_t *pcm, snd_pcm_sframes_t *delayp)
int snd_pcm_plugin_prepare(snd_pcm_t *pcm)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
int err = snd_pcm_prepare(plugin->slave);
if (err < 0)
return err;
@ -119,7 +119,7 @@ int snd_pcm_plugin_prepare(snd_pcm_t *pcm)
int snd_pcm_plugin_reset(snd_pcm_t *pcm)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
int err = snd_pcm_reset(plugin->slave);
if (err < 0)
return err;
@ -135,31 +135,31 @@ int snd_pcm_plugin_reset(snd_pcm_t *pcm)
int snd_pcm_plugin_start(snd_pcm_t *pcm)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
return snd_pcm_start(plugin->slave);
}
int snd_pcm_plugin_drop(snd_pcm_t *pcm)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
return snd_pcm_drop(plugin->slave);
}
int snd_pcm_plugin_drain(snd_pcm_t *pcm)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
return snd_pcm_drain(plugin->slave);
}
int snd_pcm_plugin_pause(snd_pcm_t *pcm, int enable)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
return snd_pcm_pause(plugin->slave, enable);
}
snd_pcm_sframes_t snd_pcm_plugin_rewind(snd_pcm_t *pcm, snd_pcm_uframes_t frames)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
snd_pcm_sframes_t n = snd_pcm_mmap_hw_avail(pcm);
assert(n >= 0);
if (n > 0) {
@ -190,7 +190,7 @@ snd_pcm_sframes_t snd_pcm_plugin_rewind(snd_pcm_t *pcm, snd_pcm_uframes_t frames
snd_pcm_sframes_t snd_pcm_plugin_writei(snd_pcm_t *pcm, const void *buffer, snd_pcm_uframes_t size)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
snd_pcm_channel_area_t areas[pcm->channels];
snd_pcm_sframes_t frames;
snd_pcm_areas_from_buf(pcm, areas, (void*)buffer);
@ -202,7 +202,7 @@ snd_pcm_sframes_t snd_pcm_plugin_writei(snd_pcm_t *pcm, const void *buffer, snd_
snd_pcm_sframes_t snd_pcm_plugin_writen(snd_pcm_t *pcm, void **bufs, snd_pcm_uframes_t size)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
snd_pcm_channel_area_t areas[pcm->channels];
snd_pcm_sframes_t frames;
snd_pcm_areas_from_bufs(pcm, areas, bufs);
@ -214,7 +214,7 @@ snd_pcm_sframes_t snd_pcm_plugin_writen(snd_pcm_t *pcm, void **bufs, snd_pcm_ufr
snd_pcm_sframes_t snd_pcm_plugin_readi(snd_pcm_t *pcm, void *buffer, snd_pcm_uframes_t size)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
snd_pcm_channel_area_t areas[pcm->channels];
snd_pcm_sframes_t frames;
snd_pcm_areas_from_buf(pcm, areas, buffer);
@ -226,7 +226,7 @@ snd_pcm_sframes_t snd_pcm_plugin_readi(snd_pcm_t *pcm, void *buffer, snd_pcm_ufr
snd_pcm_sframes_t snd_pcm_plugin_readn(snd_pcm_t *pcm, void **bufs, snd_pcm_uframes_t size)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
snd_pcm_channel_area_t areas[pcm->channels];
snd_pcm_sframes_t frames;
snd_pcm_areas_from_bufs(pcm, areas, bufs);
@ -238,7 +238,7 @@ snd_pcm_sframes_t snd_pcm_plugin_readn(snd_pcm_t *pcm, void **bufs, snd_pcm_ufra
snd_pcm_sframes_t snd_pcm_plugin_mmap_forward(snd_pcm_t *pcm, snd_pcm_uframes_t client_size)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
snd_pcm_t *slave = plugin->slave;
snd_pcm_uframes_t client_xfer = 0;
snd_pcm_uframes_t slave_xfer = 0;
@ -275,7 +275,7 @@ snd_pcm_sframes_t snd_pcm_plugin_mmap_forward(snd_pcm_t *pcm, snd_pcm_uframes_t
snd_pcm_sframes_t snd_pcm_plugin_avail_update(snd_pcm_t *pcm)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
snd_pcm_t *slave = plugin->slave;
snd_pcm_uframes_t client_xfer;
snd_pcm_uframes_t slave_xfer = 0;
@ -313,7 +313,7 @@ snd_pcm_sframes_t snd_pcm_plugin_avail_update(snd_pcm_t *pcm)
int snd_pcm_plugin_mmap(snd_pcm_t *pcm)
{
snd_pcm_plugin_t *plug = pcm->private;
snd_pcm_plugin_t *plug = pcm->private_data;
size_t size = snd_pcm_frames_to_bytes(pcm, pcm->buffer_size);
int id = shmget(IPC_PRIVATE, size, 0666);
if (id < 0) {
@ -326,7 +326,7 @@ int snd_pcm_plugin_mmap(snd_pcm_t *pcm)
int snd_pcm_plugin_munmap(snd_pcm_t *pcm)
{
snd_pcm_plugin_t *plug = pcm->private;
snd_pcm_plugin_t *plug = pcm->private_data;
if (shmctl(plug->shmid, IPC_RMID, 0) < 0) {
SYSERR("shmctl IPC_RMID failed");
return -errno;
@ -336,19 +336,19 @@ int snd_pcm_plugin_munmap(snd_pcm_t *pcm)
int snd_pcm_plugin_poll_descriptor(snd_pcm_t *pcm)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
return snd_pcm_poll_descriptor(plugin->slave);
}
int snd_pcm_plugin_hw_refine_slave(snd_pcm_t *pcm, snd_pcm_hw_params_t *params)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
return snd_pcm_hw_refine(plugin->slave, params);
}
int snd_pcm_plugin_hw_params_slave(snd_pcm_t *pcm, snd_pcm_hw_params_t *params)
{
snd_pcm_plugin_t *plugin = pcm->private;
snd_pcm_plugin_t *plugin = pcm->private_data;
return _snd_pcm_hw_params(plugin->slave, params);
}