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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>
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@ -60,7 +60,7 @@ typedef enum {
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struct audio_capture_ops {
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struct audio_capture_ops {
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void (*notify) (void *opaque, audcnotification_e cmd);
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void (*notify) (void *opaque, audcnotification_e cmd);
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void (*capture) (void *opaque, void *buf, int size);
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void (*capture) (void *opaque, const void *buf, int size);
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void (*destroy) (void *opaque);
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void (*destroy) (void *opaque);
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};
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};
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@ -71,7 +71,7 @@ static void wav_destroy (void *opaque)
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g_free (wav->path);
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g_free (wav->path);
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}
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}
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static void wav_capture (void *opaque, void *buf, int size)
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static void wav_capture(void *opaque, const void *buf, int size)
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{
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{
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WAVState *wav = opaque;
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WAVState *wav = opaque;
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