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mplayer: update window title if its properties change

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This allows having properties like time-pos in the window title update
properly. There is a danger of this causing significant CPU usage,
depending on the properties used and the window manager.
This commit is contained in:
John Hawthorn 2013-06-15 20:42:26 -07:00 committed by wm4
parent a07b99540c
commit f2cd4a0e75
2 changed files with 21 additions and 10 deletions
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3
DOCS/man/en/options.rst
View File

@ -2119,6 +2119,9 @@
Set the window title. Properties are expanded on playback start.
(See property_expansion_.)
*NOTE*: There is a danger of this causing significant CPU usage,
depending on the properties used and the window manager.
--tv=<option1:option2:...>
This option tunes various properties of the TV capture module. For
watching TV with mpv, use ``tv://`` or ``tv://<channel_number>`` or

28
core/mplayer.c
View File

@ -1117,6 +1117,22 @@ static bool mp_get_cache_idle(struct MPContext *mpctx)
return idle;
}
static void vo_update_window_title(struct MPContext *mpctx)
{
if (!mpctx->video_out)
return;
char *title = mp_property_expand_string(mpctx, mpctx->opts.wintitle);
if (!mpctx->video_out->window_title ||
strcmp(title, mpctx->video_out->window_title))
{
talloc_free(mpctx->video_out->window_title);
mpctx->video_out->window_title = talloc_steal(mpctx, title);
vo_control(mpctx->video_out, VOCTRL_UPDATE_WINDOW_TITLE, title);
} else {
talloc_free(title);
}
}
#define saddf(var, ...) (*(var) = talloc_asprintf_append((*var), __VA_ARGS__))
// append time in the hh:mm:ss format (plus fractions if wanted)
@ -1164,6 +1180,8 @@ static void print_status(struct MPContext *mpctx)
struct MPOpts *opts = &mpctx->opts;
sh_video_t * const sh_video = mpctx->sh_video;
vo_update_window_title(mpctx);
if (opts->quiet)
return;
@ -2358,16 +2376,6 @@ static int fill_audio_out_buffers(struct MPContext *mpctx, double endpts)
return -partial_fill;
}
static void vo_update_window_title(struct MPContext *mpctx)
{
if (!mpctx->video_out)
return;
char *title = mp_property_expand_string(mpctx, mpctx->opts.wintitle);
talloc_free(mpctx->video_out->window_title);
mpctx->video_out->window_title = talloc_steal(mpctx, title);
vo_control(mpctx->video_out, VOCTRL_UPDATE_WINDOW_TITLE, title);
}
static void update_fps(struct MPContext *mpctx)
{
#ifdef CONFIG_ENCODING