mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
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6b3bb79e70
Remove ringbuffer code and use inline in the .h file Add some more port status flags Improve inspect output
91 lines
3.1 KiB
C
91 lines
3.1 KiB
C
/* Simple Plugin API
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* Copyright (C) 2016 Wim Taymans <wim.taymans@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __SPA_NODE_COMMAND_H__
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#define __SPA_NODE_COMMAND_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct _SpaNodeCommand SpaNodeCommand;
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#include <spa/defs.h>
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#include <spa/clock.h>
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#define SPA_NODE_COMMAND_URI "http://spaplug.in/ns/node-command"
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#define SPA_NODE_COMMAND_PREFIX SPA_NODE_COMMAND_URI "#"
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#define SPA_NODE_COMMAND__Pause SPA_NODE_COMMAND_PREFIX "Pause"
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#define SPA_NODE_COMMAND__Start SPA_NODE_COMMAND_PREFIX "Start"
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#define SPA_NODE_COMMAND__Flush SPA_NODE_COMMAND_PREFIX "Flush"
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#define SPA_NODE_COMMAND__Drain SPA_NODE_COMMAND_PREFIX "Drain"
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#define SPA_NODE_COMMAND__Marker SPA_NODE_COMMAND_PREFIX "Marker"
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#define SPA_NODE_COMMAND__ClockUpdate SPA_NODE_COMMAND_PREFIX "ClockUpdate"
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typedef enum {
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SPA_NODE_COMMAND_INVALID = 0,
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SPA_NODE_COMMAND_PAUSE,
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SPA_NODE_COMMAND_START,
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SPA_NODE_COMMAND_FLUSH,
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SPA_NODE_COMMAND_DRAIN,
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SPA_NODE_COMMAND_MARKER,
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SPA_NODE_COMMAND_CLOCK_UPDATE
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} SpaNodeCommandType;
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struct _SpaNodeCommand {
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SpaNodeCommandType type;
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void *data;
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size_t size;
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};
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/**
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* SpaNodeCommandClockUpdate:
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* @change_mask: marks which fields are updated
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* @rate: the number of @ticks per second
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* @ticks: the new ticks, when @change_mask = 1<<0
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* @monotonic_time: the new monotonic time in nanoseconds associated with
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* @ticks, when @change_mask = 1<<0
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* @offset: the difference between the time when this update was generated
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* and @monotonic_time in nanoseconds
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* @scale: update to the speed stored as Q16.16, @change_mask = 1<<1
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* @state: the new clock state, when @change_mask = 1<<2
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*/
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typedef struct {
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#define SPA_NODE_COMMAND_CLOCK_UPDATE_TIME (1 << 0)
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#define SPA_NODE_COMMAND_CLOCK_UPDATE_SCALE (1 << 1)
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#define SPA_NODE_COMMAND_CLOCK_UPDATE_STATE (1 << 2)
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#define SPA_NODE_COMMAND_CLOCK_UPDATE_LATENCY (1 << 3)
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uint32_t change_mask;
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int32_t rate;
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int64_t ticks;
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int64_t monotonic_time;
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int64_t offset;
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int32_t scale;
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SpaClockState state;
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#define SPA_NODE_COMMAND_CLOCK_UPDATE_FLAG_LIVE (1 << 0)
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uint32_t flags;
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int64_t latency;
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} SpaNodeCommandClockUpdate;
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* __SPA_NODE_COMMAND_H__ */
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