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Fixed signess for route conversion

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This commit is contained in:
Jaroslav Kysela 2001-10-25 18:24:22 +00:00
parent 63a11a974c
commit 07c07da44f
1 changed files with 34 additions and 34 deletions
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68
src/pcm/pcm_route.c
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@ -76,8 +76,8 @@ struct snd_pcm_route_ttable_dst {
};
typedef union {
u_int32_t as_uint32;
u_int64_t as_uint64;
int32_t as_sint32;
int64_t as_sint64;
#if ROUTE_PLUGIN_FLOAT
float as_float;
#endif
@ -156,10 +156,10 @@ static void snd_pcm_route_convert1_many(const snd_pcm_channel_area_t *dst_area,
const snd_pcm_route_ttable_dst_t* ttable,
const snd_pcm_route_params_t *params)
{
#define GETU_LABELS
#define GETS_LABELS
#define PUT32_LABELS
#include "plugin_ops.h"
#undef GETU_LABELS
#undef GETS_LABELS
#undef PUT32_LABELS
static void *zero_labels[3] = {
&&zero_int32, &&zero_int64,
@ -211,7 +211,7 @@ static void snd_pcm_route_convert1_many(const snd_pcm_channel_area_t *dst_area,
const char *srcs[nsrcs];
int src_steps[nsrcs];
snd_pcm_route_ttable_src_t src_tt[nsrcs];
u_int32_t sample = 0;
int32_t sample = 0;
int srcidx, srcidx1 = 0;
for (srcidx = 0; srcidx < nsrcs; ++srcidx) {
const snd_pcm_channel_area_t *src_area = &src_areas[ttable->srcs[srcidx].channel];
@ -234,7 +234,7 @@ static void snd_pcm_route_convert1_many(const snd_pcm_channel_area_t *dst_area,
}
zero = zero_labels[params->sum_idx];
get = getu_labels[params->get_idx];
get = gets_labels[params->get_idx];
add = add_labels[params->sum_idx * 2 + ttable->att];
norm = norm_labels[params->sum_idx * 8 + ttable->att * 4 + 4 - params->src_size];
put32 = put32_labels[params->put_idx];
@ -248,10 +248,10 @@ static void snd_pcm_route_convert1_many(const snd_pcm_channel_area_t *dst_area,
/* Zero sum */
goto *zero;
zero_int32:
sum.as_uint32 = 0;
sum.as_sint32 = 0;
goto zero_end;
zero_int64:
sum.as_uint64 = 0;
sum.as_sint64 = 0;
goto zero_end;
#if ROUTE_PLUGIN_FLOAT
zero_float:
@ -264,26 +264,26 @@ static void snd_pcm_route_convert1_many(const snd_pcm_channel_area_t *dst_area,
/* Get sample */
goto *get;
#define GETU_END after_get
#define GETS_END after_get
#include "plugin_ops.h"
#undef GETU_END
#undef GETS_END
after_get:
/* Sum */
goto *add;
add_int32_att:
sum.as_uint32 += sample * ttp->as_int;
sum.as_sint32 += sample * ttp->as_int;
goto after_sum;
add_int32_noatt:
if (ttp->as_int)
sum.as_uint32 += sample;
sum.as_sint32 += sample;
goto after_sum;
add_int64_att:
sum.as_uint64 += (u_int64_t) sample * ttp->as_int;
sum.as_sint64 += (u_int64_t) sample * ttp->as_int;
goto after_sum;
add_int64_noatt:
if (ttp->as_int)
sum.as_uint64 += sample;
sum.as_sint64 += sample;
goto after_sum;
#if ROUTE_PLUGIN_FLOAT
add_float_att:
@ -302,51 +302,51 @@ static void snd_pcm_route_convert1_many(const snd_pcm_channel_area_t *dst_area,
/* Normalization */
goto *norm;
norm_int32_8_att:
sum.as_uint64 = sum.as_uint32;
sum.as_sint64 = sum.as_sint32;
norm_int64_8_att:
sum.as_uint64 <<= 8;
sum.as_sint64 <<= 8;
norm_int64_0_att:
div(sum.as_uint64);
div(sum.as_sint64);
goto norm_int;
norm_int32_16_att:
sum.as_uint64 = sum.as_uint32;
sum.as_sint64 = sum.as_sint32;
norm_int64_16_att:
sum.as_uint64 <<= 16;
div(sum.as_uint64);
sum.as_sint64 <<= 16;
div(sum.as_sint64);
goto norm_int;
norm_int32_24_att:
sum.as_uint64 = sum.as_uint32;
sum.as_sint64 = sum.as_sint32;
norm_int64_24_att:
sum.as_uint64 <<= 24;
div(sum.as_uint64);
sum.as_sint64 <<= 24;
div(sum.as_sint64);
goto norm_int;
norm_int32_8_noatt:
sum.as_uint64 = sum.as_uint32;
sum.as_sint64 = sum.as_sint32;
norm_int64_8_noatt:
sum.as_uint64 <<= 8;
sum.as_sint64 <<= 8;
goto norm_int;
norm_int32_16_noatt:
sum.as_uint64 = sum.as_uint32;
sum.as_sint64 = sum.as_sint32;
norm_int64_16_noatt:
sum.as_uint64 <<= 16;
sum.as_sint64 <<= 16;
goto norm_int;
norm_int32_24_noatt:
sum.as_uint64 = sum.as_uint32;
sum.as_sint64 = sum.as_sint32;
norm_int64_24_noatt:
sum.as_uint64 <<= 24;
sum.as_sint64 <<= 24;
goto norm_int;
norm_int64_0_noatt:
norm_int:
if (sum.as_uint64 > (u_int32_t)0xffffffff)
if (sum.as_sint64 > (u_int32_t)0xffffffff)
sample = (u_int32_t)0xffffffff;
else
sample = sum.as_uint64;
sample = sum.as_sint64;
goto after_norm;
#if ROUTE_PLUGIN_FLOAT
@ -547,15 +547,15 @@ static int snd_pcm_route_hw_params(snd_pcm_t *pcm, snd_pcm_hw_params_t * params)
src_format = slave->format;
dst_format = snd_pcm_hw_params_get_format(params);
}
route->params.get_idx = snd_pcm_linear_get_index(src_format, SND_PCM_FORMAT_U16);
route->params.put_idx = snd_pcm_linear_put_index(SND_PCM_FORMAT_U32, dst_format);
route->params.get_idx = snd_pcm_linear_get_index(src_format, SND_PCM_FORMAT_S16);
route->params.put_idx = snd_pcm_linear_put_index(SND_PCM_FORMAT_S32, dst_format);
route->params.conv_idx = snd_pcm_linear_convert_index(src_format, dst_format);
route->params.src_size = snd_pcm_format_width(src_format) / 8;
route->params.dst_sfmt = dst_format;
#if ROUTE_PLUGIN_FLOAT
route->params.sum_idx = FLOAT;
#else
if (src_size == 4)
if (snd_pcm_format_width(src_format) == 32)
route->params.sum_idx = UINT64;
else
route->params.sum_idx = UINT32;