diff options
Diffstat (limited to 'src/pcm/pcm_plug.c')
-rw-r--r-- | src/pcm/pcm_plug.c | 48 |
1 files changed, 16 insertions, 32 deletions
diff --git a/src/pcm/pcm_plug.c b/src/pcm/pcm_plug.c index fa84eaac..7a6c2b99 100644 --- a/src/pcm/pcm_plug.c +++ b/src/pcm/pcm_plug.c @@ -53,7 +53,7 @@ typedef struct { const snd_config_t *rate_converter; enum snd_pcm_plug_route_policy route_policy; snd_pcm_route_ttable_entry_t *ttable; - int ttable_ok, ttable_last; + int ttable_ok; unsigned int tt_ssize, tt_cused, tt_sused; } snd_pcm_plug_t; @@ -380,7 +380,7 @@ static int snd_pcm_plug_change_channels(snd_pcm_t *pcm, snd_pcm_t **new, snd_pcm snd_pcm_route_ttable_entry_t *ttable; int err; if (clt->channels == slv->channels && - (!plug->ttable || !plug->ttable_last)) + (!plug->ttable || plug->ttable_ok)) return 0; if (clt->rate != slv->rate && clt->channels > slv->channels) @@ -485,13 +485,15 @@ static int snd_pcm_plug_change_format(snd_pcm_t *pcm, snd_pcm_t **new, snd_pcm_p /* No conversion is needed */ if (clt->format == slv->format && clt->rate == slv->rate && - clt->channels == slv->channels) + clt->channels == slv->channels && + (!plug->ttable || plug->ttable_ok)) return 0; if (snd_pcm_format_linear(slv->format)) { /* Conversion is done in another plugin */ if (clt->rate != slv->rate || - clt->channels != slv->channels) + clt->channels != slv->channels || + (plug->ttable && !plug->ttable_ok)) return 0; cfmt = clt->format; switch (clt->format) { @@ -522,15 +524,14 @@ static int snd_pcm_plug_change_format(snd_pcm_t *pcm, snd_pcm_t **new, snd_pcm_p } #ifdef BUILD_PCM_PLUGIN_LFLOAT } else if (snd_pcm_format_float(slv->format)) { - /* Conversion is done in another plugin */ - if (clt->format == slv->format && - clt->rate == slv->rate && - clt->channels == slv->channels) - return 0; - cfmt = clt->format; - if (snd_pcm_format_linear(clt->format)) + if (snd_pcm_format_linear(clt->format)) { + cfmt = clt->format; f = snd_pcm_lfloat_open; - else + } else if (clt->rate != slv->rate || clt->channels != slv->channels || + (plug->ttable && !plug->ttable_ok)) { + cfmt = SND_PCM_FORMAT_S16; + f = snd_pcm_lfloat_open; + } else return -EINVAL; #endif #ifdef BUILD_PCM_NONLINEAR @@ -643,11 +644,12 @@ static int snd_pcm_plug_insert_plugins(snd_pcm_t *pcm, }; snd_pcm_plug_params_t p = *slave; unsigned int k = 0; - plug->ttable_ok = plug->ttable_last = 0; + plug->ttable_ok = 0; while (client->format != p.format || client->channels != p.channels || client->rate != p.rate || - client->access != p.access) { + client->access != p.access || + (plug->ttable && !plug->ttable_ok)) { snd_pcm_t *new; int err; if (k >= sizeof(funcs)/sizeof(*funcs)) @@ -662,24 +664,6 @@ static int snd_pcm_plug_insert_plugins(snd_pcm_t *pcm, } k++; } -#ifdef BUILD_PCM_PLUGIN_ROUTE - /* it's exception, user specified ttable, but no reduction/expand */ - if (plug->ttable && !plug->ttable_ok) { - snd_pcm_t *new; - int err; - plug->ttable_last = 1; - err = snd_pcm_plug_change_channels(pcm, &new, client, &p); - if (err < 0) { - snd_pcm_plug_clear(pcm); - return err; - } - assert(err); - assert(plug->ttable_ok); - plug->gen.slave = new; - pcm->fast_ops = new->fast_ops; - pcm->fast_op_arg = new->fast_op_arg; - } -#endif return 0; } |