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context: add property to forcefully disable shared memory channels

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If application wants last bits of virtual memory, allow it to forcefully disable
shared memory communication channels via PA_PROP_CONTEXT_FORCE_DISABLE_SHM=yes

Part-of: <https://gitlab.freedesktop.org/pulseaudio/pulseaudio/-/merge_requests/448>
This commit is contained in:
Igor V. Kovalenko 2020-12-29 00:03:41 +03:00 • committed by PulseAudio Marge Bot
parent 4874f8a607
commit 3ecea410d7
2 changed files with 14 additions and 0 deletions
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3
src/pulse/proplist.h
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@ -267,6 +267,9 @@ PA_C_DECL_BEGIN
/** For PCM formats: the channel map of the stream as returned by pa_channel_map_snprint() \since 1.0 */
#define PA_PROP_FORMAT_CHANNEL_MAP "format.channel_map"
/** For context: whether to forcefully disable data transfer via POSIX or memfd shared memory. This property overrides any other client configuration which would otherwise enable SHM communication channels. \since 15.0 */
#define PA_PROP_CONTEXT_FORCE_DISABLE_SHM "context.force.disable.shm"
/** A property list object. Basically a dictionary with ASCII strings
* as keys and arbitrary data as values. \since 0.9.11 */
typedef struct pa_proplist pa_proplist;