[FFmpeg-devel] [PATCH 2/2] avdevice/dshow: silence warnings about unused variable

[Roger Pack]

On Wed, Apr 13, 2022 at 10:15 AM James Almer <jamrial at gmail.com> wrote:
>
> Use av_unused instead of wrapping the declaration under the DSHOWDEBUG check
> in case future changes make use of it.
>
> Signed-off-by: James Almer <jamrial at gmail.com>
> ---
>  libavdevice/dshow.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/libavdevice/dshow.c b/libavdevice/dshow.c
> index ac8b64366f..6277a27453 100644
> --- a/libavdevice/dshow.c
> +++ b/libavdevice/dshow.c
> @@ -976,7 +976,7 @@ dshow_cycle_formats(AVFormatContext *avctx, enum dshowDeviceType devtype,
>              }
>          } else {
>              WAVEFORMATEX *fx;
> -            AUDIO_STREAM_CONFIG_CAPS *acaps = caps;
> +            AUDIO_STREAM_CONFIG_CAPS av_unused *acaps = caps;
>  #if DSHOWDEBUG
>              ff_print_AUDIO_STREAM_CONFIG_CAPS(acaps);
>  #endif

Or maybe put it within the #if ? Just an idea.