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Removed card type from devices info. Added card number to devices info. Completed encapsulation of PCM API. Removed snd_pcm_card(). All copy functions now have the form copy(dst, src).

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This commit is contained in:
Abramo Bagnara 2001-01-31 17:26:56 +00:00
parent 8e9a23acb5
commit de19407578
58 changed files with 560 additions and 382 deletions
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40
src/pcm/pcm_rate.c
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@ -23,7 +23,6 @@
#include <byteswap.h>
#include "pcm_local.h"
#include "pcm_plugin.h"
#include "interval.h"
#define DIV (1<<16)
@ -33,14 +32,16 @@ typedef struct {
unsigned int pos;
} snd_pcm_rate_state_t;
typedef snd_pcm_uframes_t (*rate_f)(const snd_pcm_channel_area_t *src_areas,
snd_pcm_uframes_t src_offset, snd_pcm_uframes_t src_frames,
const snd_pcm_channel_area_t *dst_areas,
snd_pcm_uframes_t dst_offset, snd_pcm_uframes_t *dst_framesp,
unsigned int channels,
int getidx, int putidx,
unsigned int arg,
snd_pcm_rate_state_t *states);
typedef snd_pcm_uframes_t (*rate_f)(const snd_pcm_channel_area_t *dst_areas,
snd_pcm_uframes_t dst_offset,
snd_pcm_uframes_t *dst_framesp,
const snd_pcm_channel_area_t *src_areas,
snd_pcm_uframes_t src_offset,
snd_pcm_uframes_t src_frames,
unsigned int channels,
int getidx, int putidx,
unsigned int arg,
snd_pcm_rate_state_t *states);
typedef struct {
/* This field need to be the first */
@ -54,10 +55,10 @@ typedef struct {
snd_pcm_rate_state_t *states;
} snd_pcm_rate_t;
snd_pcm_uframes_t snd_pcm_rate_expand(const snd_pcm_channel_area_t *src_areas,
snd_pcm_uframes_t src_offset, snd_pcm_uframes_t src_frames,
const snd_pcm_channel_area_t *dst_areas,
snd_pcm_uframes_t snd_pcm_rate_expand(const snd_pcm_channel_area_t *dst_areas,
snd_pcm_uframes_t dst_offset, snd_pcm_uframes_t *dst_framesp,
const snd_pcm_channel_area_t *src_areas,
snd_pcm_uframes_t src_offset, snd_pcm_uframes_t src_frames,
unsigned int channels,
int getidx, int putidx,
unsigned int get_threshold,
@ -136,10 +137,10 @@ snd_pcm_uframes_t snd_pcm_rate_expand(const snd_pcm_channel_area_t *src_areas,
return src_frames1;
}
snd_pcm_uframes_t snd_pcm_rate_shrink(const snd_pcm_channel_area_t *src_areas,
snd_pcm_uframes_t src_offset, snd_pcm_uframes_t src_frames,
const snd_pcm_channel_area_t *dst_areas,
snd_pcm_uframes_t snd_pcm_rate_shrink(const snd_pcm_channel_area_t *dst_areas,
snd_pcm_uframes_t dst_offset, snd_pcm_uframes_t *dst_framesp,
const snd_pcm_channel_area_t *src_areas,
snd_pcm_uframes_t src_offset, snd_pcm_uframes_t src_frames,
unsigned int channels,
int getidx, int putidx,
unsigned int get_increment,
@ -444,9 +445,9 @@ static snd_pcm_sframes_t snd_pcm_rate_write_areas(snd_pcm_t *pcm,
snd_pcm_uframes_t src_frames, dst_frames;
src_frames = client_size - client_xfer;
dst_frames = snd_pcm_mmap_playback_xfer(slave, slave_size - slave_xfer);
src_frames = rate->func(areas, client_offset, src_frames,
snd_pcm_mmap_areas(slave), snd_pcm_mmap_offset(slave),
src_frames = rate->func(snd_pcm_mmap_areas(slave), snd_pcm_mmap_offset(slave),
&dst_frames,
areas, client_offset, src_frames,
pcm->channels,
rate->get_idx, rate->put_idx,
rate->pitch, rate->states);
@ -496,9 +497,9 @@ static snd_pcm_sframes_t snd_pcm_rate_read_areas(snd_pcm_t *pcm,
snd_pcm_uframes_t src_frames, dst_frames;
dst_frames = client_size - client_xfer;
src_frames = snd_pcm_mmap_capture_xfer(slave, slave_size - slave_xfer);
src_frames = rate->func(snd_pcm_mmap_areas(slave), snd_pcm_mmap_offset(slave),
src_frames = rate->func(areas, client_offset, &dst_frames,
snd_pcm_mmap_areas(slave), snd_pcm_mmap_offset(slave),
src_frames,
areas, client_offset, &dst_frames,
pcm->channels,
rate->get_idx, rate->put_idx,
rate->pitch, rate->states);
@ -564,7 +565,6 @@ static void snd_pcm_rate_dump(snd_pcm_t *pcm, snd_output_t *out)
snd_pcm_ops_t snd_pcm_rate_ops = {
close: snd_pcm_plugin_close,
card: snd_pcm_plugin_card,
info: snd_pcm_plugin_info,
hw_refine: snd_pcm_rate_hw_refine,
hw_params: snd_pcm_rate_hw_params,