third_party_alsa-lib/include/pcm_old.h
xuxuehai 582d7b6130 commit msg
Signed-off-by: xuxuehai <xuxuehai2@huawei.com>
2024-05-16 17:35:05 +08:00

234 lines
18 KiB
C

/*
* Old ALSA 0.9.x API
*/
#define ___symbol_version(name, version) \
__asm__ (".symver " #name "," #name "@" version)
#ifdef ALSA_PCM_OLD_HW_PARAMS_API
___symbol_version(snd_pcm_hw_params_get_access, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_access_first, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_access_last, "ALSA_0.9");
int snd_pcm_hw_params_get_access(const snd_pcm_hw_params_t *params);
int snd_pcm_hw_params_test_access(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_access_t val);
int snd_pcm_hw_params_set_access(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_access_t val);
snd_pcm_access_t snd_pcm_hw_params_set_access_first(snd_pcm_t *pcm, snd_pcm_hw_params_t *params);
snd_pcm_access_t snd_pcm_hw_params_set_access_last(snd_pcm_t *pcm, snd_pcm_hw_params_t *params);
int snd_pcm_hw_params_set_access_mask(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_access_mask_t *mask);
void snd_pcm_hw_params_get_access_mask(snd_pcm_hw_params_t *params, snd_pcm_access_mask_t *mask);
___symbol_version(snd_pcm_hw_params_get_format, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_format_first, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_format_last, "ALSA_0.9");
int snd_pcm_hw_params_get_format(const snd_pcm_hw_params_t *params);
int snd_pcm_hw_params_test_format(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_format_t val);
int snd_pcm_hw_params_set_format(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_format_t val);
snd_pcm_format_t snd_pcm_hw_params_set_format_first(snd_pcm_t *pcm, snd_pcm_hw_params_t *params);
snd_pcm_format_t snd_pcm_hw_params_set_format_last(snd_pcm_t *pcm, snd_pcm_hw_params_t *params);
int snd_pcm_hw_params_set_format_mask(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_format_mask_t *mask);
void snd_pcm_hw_params_get_format_mask(snd_pcm_hw_params_t *params, snd_pcm_format_mask_t *mask);
___symbol_version(snd_pcm_hw_params_get_subformat, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_subformat_first, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_subformat_last, "ALSA_0.9");
int snd_pcm_hw_params_test_subformat(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_subformat_t val);
int snd_pcm_hw_params_get_subformat(const snd_pcm_hw_params_t *params);
int snd_pcm_hw_params_set_subformat(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_subformat_t val);
snd_pcm_subformat_t snd_pcm_hw_params_set_subformat_first(snd_pcm_t *pcm, snd_pcm_hw_params_t *params);
snd_pcm_subformat_t snd_pcm_hw_params_set_subformat_last(snd_pcm_t *pcm, snd_pcm_hw_params_t *params);
int snd_pcm_hw_params_set_subformat_mask(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_subformat_mask_t *mask);
void snd_pcm_hw_params_get_subformat_mask(snd_pcm_hw_params_t *params, snd_pcm_subformat_mask_t *mask);
___symbol_version(snd_pcm_hw_params_get_channels, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_get_channels_min, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_get_channels_max, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_channels_near, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_channels_first, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_channels_last, "ALSA_0.9");
int snd_pcm_hw_params_get_channels(const snd_pcm_hw_params_t *params);
unsigned int snd_pcm_hw_params_get_channels_min(const snd_pcm_hw_params_t *params);
unsigned int snd_pcm_hw_params_get_channels_max(const snd_pcm_hw_params_t *params);
int snd_pcm_hw_params_test_channels(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val);
int snd_pcm_hw_params_set_channels(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val);
int snd_pcm_hw_params_set_channels_min(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val);
int snd_pcm_hw_params_set_channels_max(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val);
int snd_pcm_hw_params_set_channels_minmax(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *min, unsigned int *max);
unsigned int snd_pcm_hw_params_set_channels_near(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val);
unsigned int snd_pcm_hw_params_set_channels_first(snd_pcm_t *pcm, snd_pcm_hw_params_t *params);
unsigned int snd_pcm_hw_params_set_channels_last(snd_pcm_t *pcm, snd_pcm_hw_params_t *params);
___symbol_version(snd_pcm_hw_params_get_rate, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_get_rate_min, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_get_rate_max, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_rate_near, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_rate_first, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_rate_last, "ALSA_0.9");
int snd_pcm_hw_params_get_rate(const snd_pcm_hw_params_t *params, int *dir);
unsigned int snd_pcm_hw_params_get_rate_min(const snd_pcm_hw_params_t *params, int *dir);
unsigned int snd_pcm_hw_params_get_rate_max(const snd_pcm_hw_params_t *params, int *dir);
int snd_pcm_hw_params_test_rate(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val, int dir);
int snd_pcm_hw_params_set_rate(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val, int dir);
int snd_pcm_hw_params_set_rate_min(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val, int *dir);
int snd_pcm_hw_params_set_rate_max(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val, int *dir);
int snd_pcm_hw_params_set_rate_minmax(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *min, int *mindir, unsigned int *max, int *maxdir);
unsigned int snd_pcm_hw_params_set_rate_near(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val, int *dir);
unsigned int snd_pcm_hw_params_set_rate_first(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, int *dir);
unsigned int snd_pcm_hw_params_set_rate_last(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, int *dir);
int snd_pcm_hw_params_set_rate_resample(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val);
int snd_pcm_hw_params_get_rate_resample(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val);
___symbol_version(snd_pcm_hw_params_get_period_time, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_get_period_time_min, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_get_period_time_max, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_period_time_near, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_period_time_first, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_period_time_last, "ALSA_0.9");
int snd_pcm_hw_params_get_period_time(const snd_pcm_hw_params_t *params, int *dir);
unsigned int snd_pcm_hw_params_get_period_time_min(const snd_pcm_hw_params_t *params, int *dir);
unsigned int snd_pcm_hw_params_get_period_time_max(const snd_pcm_hw_params_t *params, int *dir);
int snd_pcm_hw_params_test_period_time(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val, int dir);
int snd_pcm_hw_params_set_period_time(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val, int dir);
int snd_pcm_hw_params_set_period_time_min(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val, int *dir);
int snd_pcm_hw_params_set_period_time_max(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val, int *dir);
int snd_pcm_hw_params_set_period_time_minmax(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *min, int *mindir, unsigned int *max, int *maxdir);
unsigned int snd_pcm_hw_params_set_period_time_near(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val, int *dir);
unsigned int snd_pcm_hw_params_set_period_time_first(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, int *dir);
unsigned int snd_pcm_hw_params_set_period_time_last(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, int *dir);
___symbol_version(snd_pcm_hw_params_get_period_size, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_get_period_size_min, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_get_period_size_max, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_period_size_near, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_period_size_first, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_period_size_last, "ALSA_0.9");
snd_pcm_sframes_t snd_pcm_hw_params_get_period_size(const snd_pcm_hw_params_t *params, int *dir);
snd_pcm_uframes_t snd_pcm_hw_params_get_period_size_min(const snd_pcm_hw_params_t *params, int *dir);
snd_pcm_uframes_t snd_pcm_hw_params_get_period_size_max(const snd_pcm_hw_params_t *params, int *dir);
int snd_pcm_hw_params_test_period_size(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_uframes_t val, int dir);
int snd_pcm_hw_params_set_period_size(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_uframes_t val, int dir);
int snd_pcm_hw_params_set_period_size_min(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_uframes_t *val, int *dir);
int snd_pcm_hw_params_set_period_size_max(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_uframes_t *val, int *dir);
int snd_pcm_hw_params_set_period_size_minmax(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_uframes_t *min, int *mindir, snd_pcm_uframes_t *max, int *maxdir);
snd_pcm_uframes_t snd_pcm_hw_params_set_period_size_near(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_uframes_t val, int *dir);
snd_pcm_uframes_t snd_pcm_hw_params_set_period_size_first(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, int *dir);
snd_pcm_uframes_t snd_pcm_hw_params_set_period_size_last(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, int *dir);
int snd_pcm_hw_params_set_period_size_integer(snd_pcm_t *pcm, snd_pcm_hw_params_t *params);
___symbol_version(snd_pcm_hw_params_get_periods, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_get_periods_min, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_get_periods_max, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_periods_near, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_periods_first, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_periods_last, "ALSA_0.9");
int snd_pcm_hw_params_get_periods(const snd_pcm_hw_params_t *params, int *dir);
unsigned int snd_pcm_hw_params_get_periods_min(const snd_pcm_hw_params_t *params, int *dir);
unsigned int snd_pcm_hw_params_get_periods_max(const snd_pcm_hw_params_t *params, int *dir);
int snd_pcm_hw_params_test_periods(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val, int dir);
int snd_pcm_hw_params_set_periods(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val, int dir);
int snd_pcm_hw_params_set_periods_min(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val, int *dir);
int snd_pcm_hw_params_set_periods_max(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val, int *dir);
int snd_pcm_hw_params_set_periods_minmax(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *min, int *mindir, unsigned int *max, int *maxdir);
unsigned int snd_pcm_hw_params_set_periods_near(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val, int *dir);
unsigned int snd_pcm_hw_params_set_periods_first(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, int *dir);
unsigned int snd_pcm_hw_params_set_periods_last(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, int *dir);
int snd_pcm_hw_params_set_periods_integer(snd_pcm_t *pcm, snd_pcm_hw_params_t *params);
___symbol_version(snd_pcm_hw_params_get_buffer_time, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_get_buffer_time_min, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_get_buffer_time_max, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_buffer_time_near, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_buffer_time_first, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_buffer_time_last, "ALSA_0.9");
int snd_pcm_hw_params_get_buffer_time(const snd_pcm_hw_params_t *params, int *dir);
unsigned int snd_pcm_hw_params_get_buffer_time_min(const snd_pcm_hw_params_t *params, int *dir);
unsigned int snd_pcm_hw_params_get_buffer_time_max(const snd_pcm_hw_params_t *params, int *dir);
int snd_pcm_hw_params_test_buffer_time(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val, int dir);
int snd_pcm_hw_params_set_buffer_time(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val, int dir);
int snd_pcm_hw_params_set_buffer_time_min(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val, int *dir);
int snd_pcm_hw_params_set_buffer_time_max(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val, int *dir);
int snd_pcm_hw_params_set_buffer_time_minmax(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *min, int *mindir, unsigned int *max, int *maxdir);
unsigned int snd_pcm_hw_params_set_buffer_time_near(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val, int *dir);
unsigned int snd_pcm_hw_params_set_buffer_time_first(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, int *dir);
unsigned int snd_pcm_hw_params_set_buffer_time_last(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, int *dir);
___symbol_version(snd_pcm_hw_params_get_buffer_size, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_get_buffer_size_min, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_get_buffer_size_max, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_buffer_size_near, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_buffer_size_first, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_buffer_size_last, "ALSA_0.9");
snd_pcm_sframes_t snd_pcm_hw_params_get_buffer_size(const snd_pcm_hw_params_t *params);
snd_pcm_uframes_t snd_pcm_hw_params_get_buffer_size_min(const snd_pcm_hw_params_t *params);
snd_pcm_uframes_t snd_pcm_hw_params_get_buffer_size_max(const snd_pcm_hw_params_t *params);
int snd_pcm_hw_params_test_buffer_size(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_uframes_t val);
int snd_pcm_hw_params_set_buffer_size(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_uframes_t val);
int snd_pcm_hw_params_set_buffer_size_min(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_uframes_t *val);
int snd_pcm_hw_params_set_buffer_size_max(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_uframes_t *val);
int snd_pcm_hw_params_set_buffer_size_minmax(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_uframes_t *min, snd_pcm_uframes_t *max);
snd_pcm_uframes_t snd_pcm_hw_params_set_buffer_size_near(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, snd_pcm_uframes_t val);
snd_pcm_uframes_t snd_pcm_hw_params_set_buffer_size_first(snd_pcm_t *pcm, snd_pcm_hw_params_t *params);
snd_pcm_uframes_t snd_pcm_hw_params_set_buffer_size_last(snd_pcm_t *pcm, snd_pcm_hw_params_t *params);
___symbol_version(snd_pcm_hw_params_get_tick_time, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_get_tick_time_min, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_get_tick_time_max, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_tick_time_near, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_tick_time_first, "ALSA_0.9");
___symbol_version(snd_pcm_hw_params_set_tick_time_last, "ALSA_0.9");
int snd_pcm_hw_params_get_tick_time(const snd_pcm_hw_params_t *params, int *dir);
unsigned int snd_pcm_hw_params_get_tick_time_min(const snd_pcm_hw_params_t *params, int *dir);
unsigned int snd_pcm_hw_params_get_tick_time_max(const snd_pcm_hw_params_t *params, int *dir);
int snd_pcm_hw_params_test_tick_time(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val, int dir);
int snd_pcm_hw_params_set_tick_time(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val, int dir);
int snd_pcm_hw_params_set_tick_time_min(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val, int *dir);
int snd_pcm_hw_params_set_tick_time_max(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *val, int *dir);
int snd_pcm_hw_params_set_tick_time_minmax(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int *min, int *mindir, unsigned int *max, int *maxdir);
unsigned int snd_pcm_hw_params_set_tick_time_near(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, unsigned int val, int *dir);
unsigned int snd_pcm_hw_params_set_tick_time_first(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, int *dir);
unsigned int snd_pcm_hw_params_set_tick_time_last(snd_pcm_t *pcm, snd_pcm_hw_params_t *params, int *dir);
#endif /* ALSA_PCM_OLD_HW_PARAMS_API */
#ifdef ALSA_PCM_OLD_SW_PARAMS_API
___symbol_version(snd_pcm_sw_params_get_tstamp_mode, "ALSA_0.9");
___symbol_version(snd_pcm_sw_params_get_sleep_min, "ALSA_0.9");
___symbol_version(snd_pcm_sw_params_get_avail_min, "ALSA_0.9");
___symbol_version(snd_pcm_sw_params_get_xfer_align, "ALSA_0.9");
___symbol_version(snd_pcm_sw_params_get_start_threshold, "ALSA_0.9");
___symbol_version(snd_pcm_sw_params_get_stop_threshold, "ALSA_0.9");
___symbol_version(snd_pcm_sw_params_get_silence_threshold, "ALSA_0.9");
___symbol_version(snd_pcm_sw_params_get_silence_size, "ALSA_0.9");
int snd_pcm_sw_params_set_tstamp_mode(snd_pcm_t *pcm, snd_pcm_sw_params_t *params, snd_pcm_tstamp_t val);
snd_pcm_tstamp_t snd_pcm_sw_params_get_tstamp_mode(const snd_pcm_sw_params_t *params);
int snd_pcm_sw_params_set_sleep_min(snd_pcm_t *pcm, snd_pcm_sw_params_t *params, unsigned int val);
unsigned int snd_pcm_sw_params_get_sleep_min(const snd_pcm_sw_params_t *params);
int snd_pcm_sw_params_set_avail_min(snd_pcm_t *pcm, snd_pcm_sw_params_t *params, snd_pcm_uframes_t val);
snd_pcm_uframes_t snd_pcm_sw_params_get_avail_min(const snd_pcm_sw_params_t *params);
int snd_pcm_sw_params_set_xfer_align(snd_pcm_t *pcm, snd_pcm_sw_params_t *params, snd_pcm_uframes_t val);
snd_pcm_uframes_t snd_pcm_sw_params_get_xfer_align(const snd_pcm_sw_params_t *params);
int snd_pcm_sw_params_set_start_threshold(snd_pcm_t *pcm, snd_pcm_sw_params_t *params, snd_pcm_uframes_t val);
snd_pcm_uframes_t snd_pcm_sw_params_get_start_threshold(const snd_pcm_sw_params_t *params);
int snd_pcm_sw_params_set_stop_threshold(snd_pcm_t *pcm, snd_pcm_sw_params_t *params, snd_pcm_uframes_t val);
snd_pcm_uframes_t snd_pcm_sw_params_get_stop_threshold(const snd_pcm_sw_params_t *params);
int snd_pcm_sw_params_set_silence_threshold(snd_pcm_t *pcm, snd_pcm_sw_params_t *params, snd_pcm_uframes_t val);
snd_pcm_uframes_t snd_pcm_sw_params_get_silence_threshold(const snd_pcm_sw_params_t *params);
int snd_pcm_sw_params_set_silence_size(snd_pcm_t *pcm, snd_pcm_sw_params_t *params, snd_pcm_uframes_t val);
snd_pcm_uframes_t snd_pcm_sw_params_get_silence_size(const snd_pcm_sw_params_t *params);
#endif /* ALSA_PCM_OLD_SW_PARAMS_API */