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bluez5: add delay adjustment property + fallback value for a2dp-sink

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Not all devices report their A2DP delay. In those cases, use a fallback
value of 150ms by default.

Make the delay adjustable with a SPA_Prop, and expose it as a part of
the route. Implement the corresponding parts in media-session.
This commit is contained in:
Pauli Virtanen 2021-02-13 22:59:04 +02:00 • committed by Wim Taymans
parent df1dbee687
commit d75a79babc
6 changed files with 116 additions and 8 deletions
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1
spa/include/spa/param/props.h
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@ -84,6 +84,7 @@ enum spa_prop {
SPA_PROP_monitorMute, /**< mute (Bool) */
SPA_PROP_monitorVolumes, /**< a volume array, one volume per
* channel (Array of Float) */
SPA_PROP_latencyOffsetNsec, /**< delay adjustment */
SPA_PROP_START_Video = 0x20000, /**< video related properties */
SPA_PROP_brightness,

1
spa/include/spa/param/type-info.h
View file

@ -112,6 +112,7 @@ static const struct spa_type_info spa_type_props[] = {
{ SPA_PROP_channelMap, SPA_TYPE_Array, SPA_TYPE_INFO_PROPS_BASE "channelMap", spa_type_prop_channel_map },
{ SPA_PROP_monitorMute, SPA_TYPE_Bool, SPA_TYPE_INFO_PROPS_BASE "monitorMute", NULL },
{ SPA_PROP_monitorVolumes, SPA_TYPE_Array, SPA_TYPE_INFO_PROPS_BASE "monitorVolumes", spa_type_prop_monitor_volume },
{ SPA_PROP_latencyOffsetNsec, SPA_TYPE_Long, SPA_TYPE_INFO_PROPS_BASE "latencyOffsetNsec", NULL },
{ SPA_PROP_brightness, SPA_TYPE_Int, SPA_TYPE_INFO_PROPS_BASE "brightness", NULL },
{ SPA_PROP_contrast, SPA_TYPE_Int, SPA_TYPE_INFO_PROPS_BASE "contrast", NULL },