[FFmpeg-devel] [PATCH] avdevice/dshow: Don't skip audio devices if no video device is present

[patches]

-----Original Message-----
From: ffmpeg-devel <ffmpeg-devel-bounces at ffmpeg.org> On Behalf Of Roger Pack
Sent: Wednesday, July 17, 2024 3:03 AM
To: FFmpeg development discussions and patches <ffmpeg-devel at ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH] avdevice/dshow: Don't skip audio devices if no video device is present

> LGTM

I also need this fix in 5.1 release branch, is this possible?

Jens


On Mon, Jul 15, 2024 at 12:51 AM patches via ffmpeg-devel <ffmpeg-devel at ffmpeg.org> wrote:
>
> The search of the current DirectShow device list has been customized 
> so that audio devices are always found even if no video device is connected.
>
> Signed-off-by: Jens Frederich <jens.frederich at vector.com>
> ---
>  libavdevice/dshow.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/libavdevice/dshow.c b/libavdevice/dshow.c index 
> 403e56fe13..57d8e1c0af 100644
> --- a/libavdevice/dshow.c
> +++ b/libavdevice/dshow.c
> @@ -645,7 +645,7 @@ static int dshow_get_device_list(AVFormatContext *avctx, AVDeviceInfoList *devic
>      }
>
>      ret = dshow_cycle_devices(avctx, devenum, VideoDevice, VideoSourceDevice, NULL, NULL, &device_list);
> -    if (ret < S_OK)
> +    if (ret < S_OK && ret != AVERROR(EIO))
>          goto error;
>      ret = dshow_cycle_devices(avctx, devenum, AudioDevice, 
> AudioSourceDevice, NULL, NULL, &device_list);
>
> --
> 2.43.0
>
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