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v4l2: always stop and clear buffer when setting a format

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The caller frees the buffers after setting a new format.
This commit is contained in:
Wim Taymans 2020-06-18 18:23:36 +02:00
parent 8f8083b963
commit 6e74edc14e
1 changed files with 6 additions and 5 deletions
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11
spa/plugins/v4l2/v4l2-source.c
View file

@ -576,12 +576,14 @@ static int port_set_format(void *object,
struct port *port = GET_PORT(this, direction, port_id);
int res;
if (port->have_format) {
spa_v4l2_stream_off(this);
spa_v4l2_clear_buffers(this);
}
if (format == NULL) {
if (!port->have_format)
return 0;
spa_v4l2_stream_off(this);
spa_v4l2_clear_buffers(this);
port->have_format = false;
port->dev.have_format = false;
spa_v4l2_close(&port->dev);
@ -634,15 +636,14 @@ static int port_set_format(void *object,
}
}
if (port->have_format && !(flags & SPA_NODE_PARAM_FLAG_TEST_ONLY)) {
spa_v4l2_use_buffers(this, NULL, 0);
if (port->have_format && !SPA_FLAG_IS_SET(flags, SPA_NODE_PARAM_FLAG_TEST_ONLY)) {
port->have_format = false;
}
if (spa_v4l2_set_format(this, &info, flags) < 0)
return -EINVAL;
if (!(flags & SPA_NODE_PARAM_FLAG_TEST_ONLY)) {
if (!SPA_FLAG_IS_SET(flags, SPA_NODE_PARAM_FLAG_TEST_ONLY)) {
port->current_format = info;
port->have_format = true;
}