[vlc-devel] [PATCH] vout: don't drop window size when there is no display plugins yet

[Alexandre Janniaux]

Hi,

I confirm that it fixes my issue with #22674.

Regards,
--
Alexandre Janniaux
Videolabs

On Mon, Dec 09, 2019 at 06:12:28PM +0100, Thomas Guillem wrote:
> This fixes the window size that was ignored when the size was updated from the
> open callback of the window plugin.
>
> Fixes #22674
> ---
>  src/video_output/video_output.c  | 12 ++++++++++++
>  src/video_output/vout_internal.h |  2 ++
>  2 files changed, 14 insertions(+)
>
> diff --git a/src/video_output/video_output.c b/src/video_output/video_output.c
> index 659ede546ba..225e97318ad 100644
> --- a/src/video_output/video_output.c
> +++ b/src/video_output/video_output.c
> @@ -425,6 +425,10 @@ void vout_ChangeDisplaySize(vout_thread_t *vout,
>
>      /* DO NOT call this outside the vout window callbacks */
>      vlc_mutex_lock(&sys->display_lock);
> +
> +    sys->display_default_width = width;
> +    sys->display_default_height = height;
> +
>      if (sys->display != NULL)
>          vout_display_SetSize(sys->display, width, height);
>      vlc_mutex_unlock(&sys->display_lock);
> @@ -1606,6 +1610,13 @@ static int vout_Start(vout_thread_t *vout, vlc_video_context *vctx, const vout_c
>      vlc_mutex_lock(&sys->display_lock);
>      vlc_mutex_unlock(&sys->window_lock);
>
> +    /* Setup the initial size of the window, if not already forced by the user */
> +    if (dcfg.display.width == 0 && dcfg.display.height == 0)
> +    {
> +        dcfg.display.width = sys->display_default_width;
> +        dcfg.display.height = sys->display_default_height;
> +    }
> +
>      sys->display = vout_OpenWrapper(vout, sys->splitter_name, &dcfg, vctx);
>      if (sys->display == NULL) {
>          vlc_mutex_unlock(&sys->display_lock);
> @@ -1945,6 +1956,7 @@ vout_thread_t *vout_Create(vlc_object_t *object)
>
>      /* Display */
>      sys->display = NULL;
> +    sys->display_default_width = sys->display_default_height = 0;
>      vlc_mutex_init(&sys->display_lock);
>
>      /* Window */
> diff --git a/src/video_output/vout_internal.h b/src/video_output/vout_internal.h
> index 0ca81871fee..8ed3fdca4e0 100644
> --- a/src/video_output/vout_internal.h
> +++ b/src/video_output/vout_internal.h
> @@ -182,6 +182,8 @@ struct vout_thread_sys_t
>      /* Video output display */
>      vout_display_cfg_t display_cfg;
>      vout_display_t *display;
> +    unsigned        display_default_width;
> +    unsigned        display_default_height;
>      vlc_mutex_t     display_lock;
>
>      picture_pool_t  *private_pool;
> --
> 2.20.1
>
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