audio: Let capture_callback handler use const buffer argument

The buffer is the captured input to pass to backends.
As we should not modify it, mark the argument const.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20200505132603.8575-3-f4bug@amsat.org>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Philippe Mathieu-Daudé 2020-05-05 15:25:58 +02:00 committed by Gerd Hoffmann
parent e709d2ac47
commit 57a878ed4f
3 changed files with 3 additions and 3 deletions

View file

@ -71,7 +71,7 @@ static void wav_destroy (void *opaque)
g_free (wav->path);
}
static void wav_capture (void *opaque, void *buf, int size)
static void wav_capture(void *opaque, const void *buf, int size)
{
WAVState *wav = opaque;