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volume: only queue output buffers

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Fix volume function, we try to write as many bytes as we can to the
output buffer and set the offset and size in the chunk;
Add some logging
This commit is contained in:
Wim Taymans 2017-10-24 13:01:13 +02:00
parent eef6f380c1
commit 7f5c6ddd46
2 changed files with 18 additions and 11 deletions
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2
spa/plugins/audiomixer/audiomixer.c
View file

@ -521,7 +521,7 @@ impl_node_port_use_buffers(struct spa_node *node,
b = &port->buffers[i];
b->outbuf = buffers[i];
b->outstanding = direction == SPA_DIRECTION_INPUT ? true : false;
b->outstanding = (direction == SPA_DIRECTION_INPUT);
b->h = spa_buffer_find_meta(buffers[i], t->meta.Header);
if (!((d[0].type == t->data.MemPtr ||

27
spa/plugins/volume/volume.c
View file

@ -519,7 +519,7 @@ impl_node_port_use_buffers(struct spa_node *node,
b = &port->buffers[i];
b->outbuf = buffers[i];
b->outstanding = true;
b->outstanding = direction == SPA_DIRECTION_INPUT;
b->h = spa_buffer_find_meta(buffers[i], this->type.meta.Header);
if ((d[0].type == this->type.data.MemPtr ||
@ -532,7 +532,8 @@ impl_node_port_use_buffers(struct spa_node *node,
buffers[i]);
return SPA_RESULT_ERROR;
}
spa_list_insert(port->empty.prev, &b->link);
if (!b->outstanding)
spa_list_append(&port->empty, &b->link);
}
port->n_buffers = n_buffers;
@ -640,7 +641,7 @@ static void do_volume(struct impl *this, struct spa_buffer *dbuf, struct spa_buf
{
uint32_t si, di, i, n_samples, n_bytes, soff, doff;
struct spa_data *sd, *dd;
uint16_t *src, *dst;
int16_t *src, *dst;
double volume;
volume = this->props.volume;
@ -655,23 +656,26 @@ static void do_volume(struct impl *this, struct spa_buffer *dbuf, struct spa_buf
sd = &sbuf->datas[si];
dd = &dbuf->datas[di];
src = (uint16_t *) ((uint8_t *) sd->data + sd->chunk->offset + soff);
dst = (uint16_t *) ((uint8_t *) dd->data + dd->chunk->offset + doff);
src = (int16_t *) ((uint8_t *) sd->data + sd->chunk->offset + soff);
dst = (int16_t *) ((uint8_t *) dd->data + doff);
n_bytes = SPA_MIN(sd->chunk->size - soff, dd->chunk->size - doff);
n_bytes = SPA_MIN(sd->chunk->size - soff, dd->maxsize - doff);
n_samples = n_bytes / sizeof(uint16_t);
for (i = 0; i < n_samples; i++)
*src++ = *dst++ * volume;
dst[i] = src[i] * volume;
soff += n_bytes;
doff += n_bytes;
dd->chunk->offset = 0;
dd->chunk->size = doff;
if (soff >= sd->chunk->size) {
si++;
soff = 0;
}
if (doff >= dd->chunk->size) {
if (doff >= dd->maxsize) {
di++;
doff = 0;
}
@ -704,14 +708,17 @@ static int impl_node_process_input(struct spa_node *node)
if (input->buffer_id >= in_port->n_buffers)
return SPA_RESULT_NEED_BUFFER;
if ((dbuf = find_free_buffer(this, out_port)) == NULL)
if ((dbuf = find_free_buffer(this, out_port)) == NULL) {
spa_log_error(this->log, NAME " %p: out of buffers", this);
return SPA_RESULT_OUT_OF_BUFFERS;
}
sbuf = in_port->buffers[input->buffer_id].outbuf;
input->status = SPA_RESULT_OK;
do_volume(this, sbuf, dbuf);
spa_log_trace(this->log, NAME " %p: do volume %d -> %d", this, sbuf->id, dbuf->id);
do_volume(this, dbuf, sbuf);
output->buffer_id = dbuf->id;
output->status = SPA_RESULT_HAVE_BUFFER;