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v4l2: use 32 buffers max

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We don't yet probe the number of available buffers and so we might claim
to support 64 buffers but then fail to allocate that many buffers in
_use_buffers().
This commit is contained in:
Wim Taymans 2019-05-27 15:35:20 +02:00
parent 5b3336ce3e
commit c44d655516
3 changed files with 9 additions and 3 deletions
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3
spa/plugins/v4l2/v4l2-source.c
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@ -58,7 +58,7 @@ static void reset_props(struct props *props)
strncpy(props->device, default_device, 64);
}
#define MAX_BUFFERS 64
#define MAX_BUFFERS 32
#define BUFFER_FLAG_OUTSTANDING (1<<0)
#define BUFFER_FLAG_ALLOCATED (1<<1)
@ -567,6 +567,7 @@ static int port_set_format(void *object,
spa_v4l2_stream_off(this);
spa_v4l2_clear_buffers(this);
port->have_format = false;
port->dev.have_format = false;
spa_v4l2_close(&port->dev);
goto done;
} else {