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command: new property: pid (process id)

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Fixes #7562
This commit is contained in:
Avi Halachmi (:avih) 2021-05-01 15:26:50 +03:00
parent 7df9ebda6c
commit f3b2ea9de5
2 changed files with 12 additions and 0 deletions
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3
DOCS/man/input.rst
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@ -1821,6 +1821,9 @@ Property list
.. note:: This is only an estimate. (It's computed from two unreliable
quantities: fps and possibly rounded timestamps.)
``pid``
Process-id of mpv.
``path``
Full path of the currently played file. Usually this is exactly the same
string you pass on the mpv command line or the ``loadfile`` command, even

9
player/command.c
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@ -54,6 +54,7 @@
#include "options/m_option.h"
#include "options/m_property.h"
#include "options/m_config_frontend.h"
#include "osdep/getpid.h"
#include "video/out/vo.h"
#include "video/csputils.h"
#include "video/hwdec.h"
@ -426,6 +427,13 @@ static int mp_property_display_sync_active(void *ctx, struct m_property *prop,
return m_property_flag_ro(action, arg, mpctx->display_sync_active);
}
static int mp_property_pid(void *ctx, struct m_property *prop,
int action, void *arg)
{
// 32 bit on linux/windows - which C99 `int' is not guaranteed to hold
return m_property_int64_ro(action, arg, mp_getpid());
}
/// filename with path (RO)
static int mp_property_path(void *ctx, struct m_property *prop,
int action, void *arg)
@ -3500,6 +3508,7 @@ static int mp_property_script_props(void *ctx, struct m_property *prop,
// Base list of properties. This does not include option-mapped properties.
static const struct m_property mp_properties_base[] = {
// General
{"pid", mp_property_pid},
{"speed", mp_property_playback_speed},
{"audio-speed-correction", mp_property_av_speed_correction, .priv = "a"},
{"video-speed-correction", mp_property_av_speed_correction, .priv = "v"},