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resample: reset resample state when starting

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Update the initial delay and size in the rate_match io area when
starting.
This commit is contained in:
Wim Taymans 2020-09-15 13:12:58 +02:00
parent c10feda5ce
commit f29bf9cb40
1 changed files with 12 additions and 0 deletions
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12
spa/plugins/audioconvert/resample.c
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@ -238,6 +238,16 @@ static int impl_node_set_io(void *object, uint32_t id, void *data, size_t size)
return 0; return 0;
} }
static void update_rate_match(struct impl *this)
{
if (this->io_rate_match) {
this->io_rate_match->delay = resample_delay(&this->resample);
if (SPA_LIKELY(this->io_position))
this->io_rate_match->size = resample_in_len(&this->resample,
this->io_position->clock.duration);
}
}
static int impl_node_send_command(void *object, const struct spa_command *command) static int impl_node_send_command(void *object, const struct spa_command *command)
{ {
struct impl *this = object; struct impl *this = object;
@ -248,6 +258,8 @@ static int impl_node_send_command(void *object, const struct spa_command *comman
switch (SPA_NODE_COMMAND_ID(command)) { switch (SPA_NODE_COMMAND_ID(command)) {
case SPA_NODE_COMMAND_Start: case SPA_NODE_COMMAND_Start:
this->started = true; this->started = true;
resample_update_rate(&this->resample, 1.0);
update_rate_match(this);
break; break;
case SPA_NODE_COMMAND_Suspend: case SPA_NODE_COMMAND_Suspend:
/* fallthrough */ /* fallthrough */