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audioconvert: parameterize channelmix_process_control() function

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Decouple the function from control port and parameterize it, so that it can be
called any spa pod sequence.
This commit is contained in:
Ashok Sidipotu 2023-03-15 10:27:30 +05:30 • committed by Wim Taymans
parent 2a12dfeb47
commit 3b1ce6c268
1 changed files with 22 additions and 14 deletions
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32
spa/plugins/audioconvert/audioconvert.c
View file

@ -1237,7 +1237,7 @@ static void set_volume(struct impl *this)
float volumes[SPA_AUDIO_MAX_CHANNELS]; float volumes[SPA_AUDIO_MAX_CHANNELS];
struct dir *dir = &this->dir[this->direction]; struct dir *dir = &this->dir[this->direction];
spa_log_debug(this->log, "%p have_format:%d", this, dir->have_format); spa_log_debug(this->log, "%p set volume %f have_format:%d", this, this->props.volume, dir->have_format);
if (dir->have_format) if (dir->have_format)
remap_volumes(this, &dir->format); remap_volumes(this, &dir->format);
@ -2183,7 +2183,8 @@ static void handle_wav(struct impl *this, const void **src, uint32_t n_samples)
} }
} }
static int channelmix_process_control(struct impl *this, struct port *ctrlport, static int channelmix_process_apply_sequence (struct impl *this,
const struct spa_pod_sequence *sequence, uint32_t *processed_offset,
void *SPA_RESTRICT dst[], const void *SPA_RESTRICT src[], void *SPA_RESTRICT dst[], const void *SPA_RESTRICT src[],
uint32_t n_samples) uint32_t n_samples)
{ {
@ -2192,8 +2193,8 @@ static int channelmix_process_control(struct impl *this, struct port *ctrlport,
uint32_t i; uint32_t i;
const float *s[MAX_PORTS], **ss = (const float**) src; const float *s[MAX_PORTS], **ss = (const float**) src;
float *d[MAX_PORTS], **sd = (float **) dst; float *d[MAX_PORTS], **sd = (float **) dst;
const struct spa_pod_sequence_body *body = &(ctrlport->ctrl)->body; const struct spa_pod_sequence_body *body = &(sequence)->body;
uint32_t size = SPA_POD_BODY_SIZE(ctrlport->ctrl); uint32_t size = SPA_POD_BODY_SIZE(sequence);
bool end = false; bool end = false;
c = spa_pod_control_first(body); c = spa_pod_control_first(body);
@ -2209,15 +2210,15 @@ static int channelmix_process_control(struct impl *this, struct port *ctrlport,
/* ignore old control offsets */ /* ignore old control offsets */
if (c != NULL) { if (c != NULL) {
if (c->offset <= ctrlport->ctrl_offset) { if (c->offset <= *processed_offset) {
prev = c; prev = c;
if (c != NULL) if (c != NULL)
c = spa_pod_control_next(c); c = spa_pod_control_next(c);
continue; continue;
} }
chunk = SPA_MIN(avail_samples, c->offset - ctrlport->ctrl_offset); chunk = SPA_MIN(avail_samples, c->offset - *processed_offset);
spa_log_trace_fp(this->log, "%p: process %d-%d %d/%d", this, spa_log_trace_fp(this->log, "%p: process %d-%d %d/%d", this,
ctrlport->ctrl_offset, c->offset, chunk, avail_samples); *processed_offset, c->offset, chunk, avail_samples);
} else { } else {
chunk = avail_samples; chunk = avail_samples;
spa_log_trace_fp(this->log, "%p: process remain %d", this, chunk); spa_log_trace_fp(this->log, "%p: process remain %d", this, chunk);
@ -2253,7 +2254,7 @@ static int channelmix_process_control(struct impl *this, struct port *ctrlport,
sd[i] += chunk; sd[i] += chunk;
} }
avail_samples -= chunk; avail_samples -= chunk;
ctrlport->ctrl_offset += chunk; *processed_offset += chunk;
} }
return end ? 1 : 0; return end ? 1 : 0;
} }
@ -2559,7 +2560,7 @@ static int impl_node_process(void *object)
} }
mix_passthrough = SPA_FLAG_IS_SET(this->mix.flags, CHANNELMIX_FLAG_IDENTITY) && mix_passthrough = SPA_FLAG_IS_SET(this->mix.flags, CHANNELMIX_FLAG_IDENTITY) &&
(ctrlport == NULL || ctrlport->ctrl == NULL); (ctrlport == NULL || ctrlport->ctrl == NULL) && (this->vol_ramp_sequence == NULL);
out_passthrough = dir->conv.is_passthrough; out_passthrough = dir->conv.is_passthrough;
if (in_passthrough && mix_passthrough && resample_passthrough) if (in_passthrough && mix_passthrough && resample_passthrough)
@ -2620,12 +2621,18 @@ static int impl_node_process(void *object)
spa_log_trace_fp(this->log, "%p: channelmix %d %d %d", this, n_samples, spa_log_trace_fp(this->log, "%p: channelmix %d %d %d", this, n_samples,
resample_passthrough, out_passthrough); resample_passthrough, out_passthrough);
if (ctrlport != NULL && ctrlport->ctrl != NULL) { if (ctrlport != NULL && ctrlport->ctrl != NULL) {
if (channelmix_process_control(this, ctrlport, out_datas, if (channelmix_process_apply_sequence (this, ctrlport->ctrl,
in_datas, n_samples) == 1) { &ctrlport->ctrl_offset, out_datas, in_datas, n_samples) == 1) {
ctrlio->status = SPA_STATUS_OK; ctrlio->status = SPA_STATUS_OK;
ctrlport->ctrl = NULL; ctrlport->ctrl = NULL;
} }
} else { } else if (this->vol_ramp_sequence) {
if (channelmix_process_apply_sequence (this, this->vol_ramp_sequence,
&this->vol_ramp_offset, out_datas, in_datas, n_samples) == 1) {
this->vol_ramp_sequence = NULL;
}
}
else {
channelmix_process(&this->mix, out_datas, in_datas, n_samples); channelmix_process(&this->mix, out_datas, in_datas, n_samples);
} }
} }
@ -2802,6 +2809,7 @@ static int impl_clear(struct spa_handle *handle)
convert_free(&this->dir[1].conv); convert_free(&this->dir[1].conv);
if (this->wav_file != NULL) if (this->wav_file != NULL)
wav_file_close(this->wav_file); wav_file_close(this->wav_file);
free (this->vol_ramp_sequence);
return 0; return 0;
} }