Fix use of doxygen documented parameters in running text

11 files changed, 88 insertions, 88 deletions

diff --git a/libs/ardour/ardour/audio_backend.h b/libs/ardour/ardour/audio_backend.h
index 6042a1d6bb..0e47316e4b 100644
--- a/libs/ardour/ardour/audio_backend.h
+++ b/libs/ardour/ardour/audio_backend.h
@@ -188,7 +188,7 @@ public:
 		return std::vector<std::string> ();
 	}
 
-	/** Returns zero if the backend can successfully use \param drivername
+	/** Returns zero if the backend can successfully use \p drivername
 	 * as the driver, non-zero otherwise.
 	 *
 	 * Should not be used unless the backend returns true from
@@ -337,7 +337,7 @@ public:
 	}
 
 	/** Returns a collection of float identifying sample rates that are
-	 * potentially usable with the hardware identified by \param device .
+	 * potentially usable with the hardware identified by \p device .
 	 * Any of these values may be supplied in other calls to this backend
 	 * as the desired sample rate to use with the name device, but the
 	 * requested sample rate may turn out to be unavailable, or become invalid
@@ -372,7 +372,7 @@ public:
 	}
 
 	/** Returns a collection of uint32 identifying buffer sizes that are
-	 * potentially usable with the hardware identified by \param device .
+	 * potentially usable with the hardware identified by \p device .
 	 * Any of these values may be supplied in other calls to this backend
 	 * as the desired buffer size to use with the name device, but the
 	 * requested buffer size may turn out to be unavailable, or become invalid
@@ -406,7 +406,7 @@ public:
 	}
 
 	/** Returns the maximum number of input channels that are potentially
-	 * usable with the hardware identified by \param device . Any number from 1
+	 * usable with the hardware identified by \p device . Any number from 1
 	 * to the value returned may be supplied in other calls to this backend as
 	 * the input channel count to use with the name device, but the requested
 	 * count may turn out to be unavailable, or become invalid at any time.
@@ -414,7 +414,7 @@ public:
 	virtual uint32_t available_input_channel_count (const std::string& device) const = 0;
 
 	/** Returns the maximum number of output channels that are potentially
-	 * usable with the hardware identified by \param device . Any number from 1
+	 * usable with the hardware identified by \p device . Any number from 1
 	 * to the value returned may be supplied in other calls to this backend as
 	 * the output channel count to use with the name device, but the requested
 	 * count may turn out to be unavailable, or become invalid at any time.
@@ -494,7 +494,7 @@ public:
 	virtual int set_buffer_size (uint32_t) = 0;
 
 	/** Set the preferred underlying hardware data layout.
-	 * If \param yn is true, then the hardware will interleave
+	 * If \p yn is true, then the hardware will interleave
 	 * samples for successive channels; otherwise, the hardware will store
 	 * samples for a single channel contiguously.
 	 *
@@ -588,7 +588,7 @@ public:
 	 */
 	virtual std::vector<std::string> enumerate_midi_options () const = 0;
 
-	/* Request the use of the MIDI option named \param option, which
+	/* Request the use of the MIDI option named \p option, which
 	 * should be one of the strings returned by enumerate_midi_options()
 	 *
 	 * @return zero if successful, non-zero otherwise
@@ -676,7 +676,7 @@ public:
 	 * unaltered. However, any physical ports should NOT be used by the
 	 * process_callback() during freewheeling - the data behaviour is undefined.
 	 *
-	 * If \param start_stop is true, begin this behaviour; otherwise cease this
+	 * If \p start_stop is true, begin this behaviour; otherwise cease this
 	 * behaviour if it currently occuring, and return to calling
 	 * process_callback() of the engine by waiting for the device.
 	 *
@@ -713,7 +713,7 @@ public:
 		return TransportStopped;
 	}
 
-	/** Attempt to locate the transport to \param pos */
+	/** Attempt to locate the transport to \p pos */
 	virtual void transport_locate (samplepos_t pos) {}
 
 	/** Return the current transport location, in samples measured
@@ -724,7 +724,7 @@ public:
 		return 0;
 	}
 
-	/** If \param yn is true, become the time master for any inter-application transport
+	/** If \p yn is true, become the time master for any inter-application transport
 	 * timebase, otherwise cease to be the time master for the same.
 	 *
 	 * Return zero on success, non-zero otherwise
@@ -774,11 +774,11 @@ public:
 	/** Return true if it possible to determine the offset in samples of the
 	 * first video frame that starts within the current buffer process cycle,
 	 * measured from the first sample of the cycle. If returning true,
-	 * set \param offset to that offset.
+	 * set \p offset to that offset.
 	 *
 	 * Eg. if it can be determined that the first video frame within the cycle
 	 * starts 28 samples after the first sample of the cycle, then this method
-	 * should return true and set \param offset to 28.
+	 * should return true and set \p offset to 28.
 	 *
 	 * May be impossible to support outside of JACK, which has specific support
 	 * (in some cases, hardware support) for this feature.
@@ -821,7 +821,7 @@ public:
 
 	virtual void update_latencies () = 0;
 
-	/** Set \param speed and \param position to the current speed and position
+	/** Set \p speed and \p position to the current speed and position
 	 * indicated by some transport sync signal.  Return whether the current
 	 * transport state is pending, or finalized.
 	 *
diff --git a/libs/ardour/ardour/audio_buffer.h b/libs/ardour/ardour/audio_buffer.h
index 7d41777de4..5eba406669 100644
--- a/libs/ardour/ardour/audio_buffer.h
+++ b/libs/ardour/ardour/audio_buffer.h
@@ -86,7 +86,7 @@ public:
 		_written = true;
 	}
 
-	/** Accumulate (add) \param len samples from \param src starting at \param src_offset into self starting at \param dst_offset */
+	/** Accumulate (add) \p len samples from \p src starting at \p src_offset into self starting at \p dst_offset */
 	void merge_from (const Buffer& src, samplecnt_t len, sampleoffset_t dst_offset = 0, sampleoffset_t src_offset = 0)
 	{
 		const AudioBuffer* ab = dynamic_cast<const AudioBuffer*> (&src);
@@ -94,7 +94,7 @@ public:
 		accumulate_from (*ab, len, dst_offset, src_offset);
 	}
 
-	/** Accumulate (add) \param len samples from \param src starting at \param src_offset into self starting at \param dst_offset */
+	/** Accumulate (add) \p len samples from \p src starting at \p src_offset into self starting at \p dst_offset */
 	void accumulate_from (const AudioBuffer& src, samplecnt_t len, sampleoffset_t dst_offset = 0, sampleoffset_t src_offset = 0)
 	{
 		assert (_capacity > 0);
@@ -111,8 +111,8 @@ public:
 		_written = true;
 	}
 
-	/** Accumulate (add) \param len samples of \param src starting at \param src_offset into self
-	 * starting at \param dst_offset
+	/** Accumulate (add) \p len samples of \p src starting at \p src_offset into self
+	 * starting at \p dst_offset
 	 */
 	void accumulate_from (const Sample* src, samplecnt_t len, sampleoffset_t dst_offset = 0, sampleoffset_t src_offset = 0)
 	{
@@ -128,8 +128,8 @@ public:
 		_written = true;
 	}
 
-	/** Accumulate (add) \param len samples if \param src starting at \param src_offset into self
-	 * starting at \param dst_offset scaling by \param gain_coeff
+	/** Accumulate (add) \p len samples if \p src starting at \p src_offset into self
+	 * starting at \p dst_offset scaling by \p gain_coeff
 	 */
 	void accumulate_with_gain_from (const AudioBuffer& src, samplecnt_t len, gain_t gain_coeff, sampleoffset_t dst_offset = 0, sampleoffset_t src_offset = 0)
 	{
@@ -149,8 +149,8 @@ public:
 		_written = true;
 	}
 
-	/** Accumulate (add) \param len samples from the start of \param src_raw into self at \param dst_offset
-	 * scaling by \param gain_coeff
+	/** Accumulate (add) \p len samples from the start of \p src_raw into self at \p dst_offset
+	 * scaling by \p gain_coeff
 	 */
 	void accumulate_with_gain_from (const Sample* src_raw, samplecnt_t len, gain_t gain_coeff, sampleoffset_t dst_offset = 0)
 	{
@@ -165,8 +165,8 @@ public:
 		_written = true;
 	}
 
-	/** Accumulate (add) \param len samples from the start of \param src into self at \param dst_offset
-	 * using a linear gain ramp from \param initial to \param target .
+	/** Accumulate (add) \p len samples from the start of \p src into self at \p dst_offset
+	 * using a linear gain ramp from \p initial to \p target .
 	 */
 	void accumulate_with_ramped_gain_from (const Sample* src, samplecnt_t len, gain_t initial, gain_t target, sampleoffset_t dst_offset = 0)
 	{
@@ -219,7 +219,7 @@ public:
 		_written  = false;
 	}
 
-	/** Reallocate the buffer used internally to handle at least \param nframes of data
+	/** Reallocate the buffer used internally to handle at least \p nframes of data
 	 *
 	 * Constructor MUST have been passed capacity!=0 or this will die (to prevent mem leaks).
 	 */
diff --git a/libs/ardour/ardour/dsp_filter.h b/libs/ardour/ardour/dsp_filter.h
index e557c39808..cb03392913 100644
--- a/libs/ardour/ardour/dsp_filter.h
+++ b/libs/ardour/ardour/dsp_filter.h
@@ -282,7 +282,7 @@ namespace ARDOUR { namespace DSP {
 
 			/** query
 			 * @param bin the frequency bin 0 .. window_size / 2
-			 * @param norm gain factor (set equal to \param bin for 1/f normalization)
+			 * @param norm gain factor (set equal to \p bin for 1/f normalization)
 			 * @return signal power at given bin (in dBFS)
 			 */
 			float power_at_bin (const uint32_t bin, const float norm = 1.f) const;
diff --git a/libs/ardour/ardour/file_source.h b/libs/ardour/ardour/file_source.h
index 95464372d1..a5c4111d1c 100644
--- a/libs/ardour/ardour/file_source.h
+++ b/libs/ardour/ardour/file_source.h
@@ -91,8 +91,7 @@ public:
 	void existence_check ();
 	virtual void prevent_deletion ();
 
-	/** Rename the file on disk referenced by this source to \param newname
-	 */
+	/** Rename the file on disk referenced by this source to \p newname */
 	int rename (const std::string& name);
 
 	virtual void close () = 0;
diff --git a/libs/ardour/ardour/lua_api.h b/libs/ardour/ardour/lua_api.h
index 1407b3cd3b..3ae76f8e5b 100644
--- a/libs/ardour/ardour/lua_api.h
+++ b/libs/ardour/ardour/lua_api.h
@@ -251,7 +251,7 @@ namespace ARDOUR { namespace LuaAPI {
 			 *
 			 * If the plugin is not yet initialized, initialize() is called.
 			 *
-			 * if \param fn is not nil, it is called with the immediate
+			 * if \p fn is not nil, it is called with the immediate
 			 * Vamp::Plugin::Features on every process call.
 			 *
 			 * @param r readable
diff --git a/libs/ardour/ardour/port_engine.h b/libs/ardour/ardour/port_engine.h
index 71f31cb3c3..483206578a 100644
--- a/libs/ardour/ardour/port_engine.h
+++ b/libs/ardour/ardour/port_engine.h
@@ -124,7 +124,7 @@ public:
 	/** Query port-flags
 	 *
 	 * @param port \ref PortHandle
-	 * @return the flags of the port referred to by \param port . If the port
+	 * @return the flags of the port referred to by \p port . If the port
 	 *         does not exist, return PortFlags (0)
 	 */
 	virtual PortFlags get_port_flags (PortHandle port) const = 0;
@@ -159,7 +159,7 @@ public:
 	 */
 	virtual int set_port_property (PortHandle, const std::string& key, const std::string& value, const std::string& type) { return -1; }
 
-	/** Return a reference to a port with the fullname \param name .
+	/** Return a reference to a port with the fullname \p name .
 	 *
 	 * @param name Full port-name to lookup
 	 * @return PortHandle if lookup was successful, or an "empty" PortHandle (analogous to a null pointer) if no such port exists.
@@ -167,11 +167,12 @@ public:
 	virtual PortHandle get_port_by_name (const std::string& name) const = 0;
 
 	/** Find the set of ports whose names, types and flags match
-	 * specified values, place the names of each port into \param ports .
+	 * specified values, place the names of each port into \p ports .
 	 *
 	 * @param port_name_pattern match by given pattern. To avoid selecting by name, pass an empty string.
 	 * @param type filter by given type; pass DataType::NIL to match all types.
 	 * @param flags filter by flags, pass PortFlags (0) to avoid selecting by flags.
+	 * @param ports array filled with matching port-names
 	 * @return the count of the number found
 	 */
 	virtual int get_ports (const std::string& port_name_pattern, DataType type, PortFlags flags, std::vector<std::string>& ports) const = 0;
@@ -179,14 +180,14 @@ public:
 	/** Lookup data type of a port
 	 *
 	 * @param port \ref PortHandle of the port to lookup.
-	 * @return the Ardour data type handled by the port referred to by \param port .
+	 * @return the Ardour data type handled by the port referred to by \p port .
 	 *         DataType::NIL is returned if the port does not exist.
 	 */
 	virtual DataType port_data_type (PortHandle port) const = 0;
 
 	/** Create a new port whose fullname will be the conjunction of my_name(),
-	 * ":" and \param shortname . The port will handle data specified by \param type
-	 * and will have the flags given by \param flags . If successful,
+	 * ":" and \p shortname . The port will handle data specified by \p type
+	 * and will have the flags given by \p flags . If successful,
 	 *
 	 * @param shortname Name of port to create
 	 * @param type type of port to create
@@ -195,8 +196,8 @@ public:
 	 */
 	virtual PortHandle register_port (const std::string& shortname, ARDOUR::DataType type, ARDOUR::PortFlags flags) = 0;
 
-	/* Destroy the port referred to by \param port, including all resources
-	 * associated with it. This will also disconnect \param port from any ports it
+	/* Destroy the port referred to by \p port, including all resources
+	 * associated with it. This will also disconnect \p port from any ports it
 	 * is connected to.
 	 *
 	 * @param port \ref PortHandle of the port to destroy
@@ -205,8 +206,8 @@ public:
 
 	/* Connection management */
 
-	/** Ensure that data written to the port named by \param src will be
-	 * readable from the port named by \param dst
+	/** Ensure that data written to the port named by \p src will be
+	 * readable from the port named by \p dst
 	 *
 	 * @param src name of source port to connect
 	 * @param dst name of destination (sink) port
@@ -214,8 +215,8 @@ public:
 	 */
 	virtual int   connect (const std::string& src, const std::string& dst) = 0;
 
-	/** Remove any existing connection between the ports named by \param src and
-	 * \param dst
+	/** Remove any existing connection between the ports named by \p src and
+	 * \p dst
 	 *
 	 * @param src name of source port to dis-connect to disconnect from
 	 * @param dst name of destination (sink) port to disconnect
@@ -223,8 +224,8 @@ public:
 	 */
 	virtual int   disconnect (const std::string& src, const std::string& dst) = 0;
 
-	/** Ensure that data written to the port referenced by \param src will be
-	 * readable from the port named by \param dst
+	/** Ensure that data written to the port referenced by \p src will be
+	 * readable from the port named by \p dst
 	 *
 	 * @param src \ref PortHandle of source port to connect
 	 * @param dst \ref PortHandle of destination (sink) port
@@ -232,8 +233,8 @@ public:
 	 */
 	virtual int   connect (PortHandle src, const std::string& dst) = 0;
 
-	/** Remove any existing connection between the port referenced by \param src and
-	 * the port named \param dst
+	/** Remove any existing connection between the port referenced by \p src and
+	 * the port named \p dst
 	 *
 	 * @param src \ref PortHandle of source port to disconnect from
 	 * @param dst \ref PortHandle of destination (sink) port to disconnect
@@ -241,7 +242,7 @@ public:
 	 */
 	virtual int   disconnect (PortHandle src, const std::string& dst) = 0;
 
-	/** Remove all connections between the port referred to by \param port and
+	/** Remove all connections between the port referred to by \p port and
 	 * any other ports.
 	 *
 	 * @param port \ref PortHandle of port to disconnect
@@ -249,11 +250,11 @@ public:
 	 */
 	virtual int   disconnect_all (PortHandle port) = 0;
 
-	/** Test if given \param port is connected
+	/** Test if given \p port is connected
 	 *
 	 * @param port \ref PortHandle of port to test
 	 * @param process_callback_safe true if this method is not called from rt-context of backend callbacks
-	 * @return true if the port referred to by \param port has any connections to other ports. Return false otherwise.
+	 * @return true if the port referred to by \p port has any connections to other ports. Return false otherwise.
 	 */
 	virtual bool  connected (PortHandle port, bool process_callback_safe = true) = 0;
 
@@ -262,24 +263,24 @@ public:
 	 * @param port \ref PortHandle of source port to test
 	 * @param name name of destination to test
 	 * @param process_callback_safe true if this method is not called from rt-context of backend callbacks
-	 * @return true if the port referred to by \param port is connected to the port named by \param name . Return false otherwise.
+	 * @return true if the port referred to by \p port is connected to the port named by \p name . Return false otherwise.
 	 */
 	virtual bool  connected_to (PortHandle port, const std::string& name, bool process_callback_safe = true) = 0;
 
-	/** Test if given \param port is is connected to physical I/O ports.
+	/** Test if given \p port is is connected to physical I/O ports.
 	 *
 	 * @param port \ref PortHandle of source port to test
 	 * @param process_callback_safe true if this method is not called from rt-context of backend callbacks
-	 * @return true if the port referred to by \param port has any connections
+	 * @return true if the port referred to by \p port has any connections
 	 *         to ports marked with the PortFlag IsPhysical. Return false otherwise.
 	 */
 	virtual bool  physically_connected (PortHandle port, bool process_callback_safe = true) = 0;
 
-	/** Test if given \param port is has external connections.
+	/** Test if given \p port is has external connections.
 	 *
 	 * @param port \ref PortHandle of port to test
 	 * @param process_callback_safe true if this method is not called from rt-context of backend callbacks
-	 * @return true if the port referred to by \param port has any connections
+	 * @return true if the port referred to by \p port has any connections
 	 *         to external, not-ardour owned, ports.
 	 */
 	virtual bool  externally_connected (PortHandle port, bool process_callback_safe = true) {
@@ -288,7 +289,7 @@ public:
 	}
 
 	/** Place the names of all ports connected to the port named by
-	 * \param port into \param names .
+	 * \p port into \p names .
 	 *
 	 * @param port \ref PortHandle
 	 * @param names array or returned port-names
@@ -299,17 +300,17 @@ public:
 
 	/* MIDI */
 
-	/** Retrieve a MIDI event from the data at \param port_buffer . The event
-	 * number to be retrieved is given by \param event_index (a value of zero
+	/** Retrieve a MIDI event from the data at \p port_buffer . The event
+	 * number to be retrieved is given by \p event_index (a value of zero
 	 * indicates that the first event in the port_buffer should be retrieved).
 	 *
 	 * The data associated with the event will be copied into the buffer at
-	 * \param buf and the number of bytes written will be stored in \param size .
+	 * \p buf and the number of bytes written will be stored in \p size .
 	 * The timestamp of the event (which is always relative to the start
-	 * of the current process cycle, in samples) will be stored in \param timestamp .
+	 * of the current process cycle, in samples) will be stored in \p timestamp .
 	 *
 	 * @param timestamp time in samples relative to the current cycle start
-	 * @param size number of bytes read into \param buf
+	 * @param size number of bytes read into \p buf
 	 * @param buf raw MIDI data
 	 * @param port_buffer the midi-port buffer
 	 * @param event_index index of event to retrieve
@@ -317,9 +318,9 @@ public:
 	 */
 	virtual int      midi_event_get (pframes_t& timestamp, size_t& size, uint8_t const** buf, void* port_buffer, uint32_t event_index) = 0;
 
-	/** Place a MIDI event consisting of \param size bytes copied from the data
-	 * at \param buffer into the port buffer referred to by \param port_buffer .
-	 * The MIDI event will be marked with a time given by \param timestamp .
+	/** Place a MIDI event consisting of \p size bytes copied from the data
+	 * at \p buffer into the port buffer referred to by \p port_buffer .
+	 * The MIDI event will be marked with a time given by \p timestamp .
 	 *
 	 * Events  must be added monotonically to a port buffer. An attempt to
 	 * add a non-monotonic event (e.g. out-of-order) will cause this method
@@ -328,22 +329,22 @@ public:
 	 * @param port_buffer the midi-port buffer
 	 * @param timestamp time in samples relative to the current cycle start
 	 * @param buffer raw MIDI data to emplace
-	 * @param size number of bytes of \param buffer
+	 * @param size number of bytes of \p buffer
 	 * @return zero on success, non-zero otherwise.
 	 */
 	virtual int      midi_event_put (void* port_buffer, pframes_t timestamp, const uint8_t* buffer, size_t size) = 0;
 
-	/** Query the number of MIDI events in the data at \param port_buffer
+	/** Query the number of MIDI events in the data at \p port_buffer
 	 *
 	 * @param port_buffer the midi-port buffer
-	 * @return the number of MIDI events in the data at \param port_buffer
+	 * @return the number of MIDI events in the data at \p port_buffer
 	*/
 	virtual uint32_t get_midi_event_count (void* port_buffer) = 0;
 
-	/** Clear the buffer at \param port_buffer of all MIDI events.
+	/** Clear the buffer at \p port_buffer of all MIDI events.
 	 *
 	 * After a call to this method, an immediate, subsequent call to
-	 * \ref get_midi_event_count with the same \param port_buffer argument must
+	 * \ref get_midi_event_count with the same \p port_buffer argument must
 	 * return zero.
 	 *
 	 * @param port_buffer the buffer to clear
@@ -364,7 +365,7 @@ public:
 
 	/** Increment or decrement the number of requests to monitor the input
 	 * of the hardware channel represented by the port referred to by
-	 * \param port .
+	 * \p port .
 	 *
 	 * If the number of requests rises above zero, input monitoring will
 	 * be enabled (if can_monitor_input() returns true for the implementation).
@@ -379,9 +380,9 @@ public:
 	virtual int   request_input_monitoring (PortHandle port, bool yn) = 0;
 
 	/* Force input monitoring of the hardware channel represented by the port
-	 * referred to by \param port to be on or off, depending on the true/false
-	 * status of \param yn. The request count is ignored when using this
-	 * method, so if this is called with \param yn set to false, input monitoring will
+	 * referred to by \p port to be on or off, depending on the true/false
+	 * status of \p yn. The request count is ignored when using this
+	 * method, so if this is called with \p yn set to false, input monitoring will
 	 * be disabled regardless of the number of requests to enable it.
 	 *
 	 * @param port \ref PortHandle
@@ -390,19 +391,19 @@ public:
 	 */
 	virtual int   ensure_input_monitoring (PortHandle port, bool yn) = 0;
 
-	/** Query status of hardware monitoring for given \param port
+	/** Query status of hardware monitoring for given \p port
 	 *
 	 * @param port \ref PortHandle to test
 	 * @return true if input monitoring is enabled for the hardware channel
-	 *         represented by the port referred to by \param port .
+	 *         represented by the port referred to by \p port .
 	 *         Return false otherwise.
 	 */
 	virtual bool  monitoring_input (PortHandle port) = 0;
 
 	/* Latency management */
 
-	/** Set the latency range for the port referred to by \param port to
-	 * \param r . The playback range will be set if \param for_playback is true,
+	/** Set the latency range for the port referred to by \p port to
+	 * \p r . The playback range will be set if \p for_playback is true,
 	 * otherwise the capture range will be set.
 	 *
 	 * @param port \ref PortHandle to operate on
@@ -414,7 +415,7 @@ public:
 	 */
 	virtual void          set_latency_range (PortHandle port, bool for_playback, LatencyRange r) = 0;
 
-	/** Return the latency range for the port referred to by \param port .
+	/** Return the latency range for the port referred to by \p port .
 	 * The playback range will be returned if @param for_playback is true,
 	 * otherwise the capture range will be returned.
 	 *
@@ -426,15 +427,15 @@ public:
 
 	/* Discovering physical ports */
 
-	/** Return true if the port referred to by \param port has the IsPhysical
+	/** Return true if the port referred to by \p port has the IsPhysical
 	 * flag set. Return false otherwise.
 	 *
 	 * @param port \ref PortHandle to query
 	 */
 	virtual bool      port_is_physical (PortHandle port) const = 0;
 
-	/** Store into \param names the names of all ports with the IsOutput and
-	 * IsPhysical flag set, that handle data of type \param type .
+	/** Store into \p names the names of all ports with the IsOutput and
+	 * IsPhysical flag set, that handle data of type \p type .
 	 *
 	 * This can be used to discover outputs associated with hardware devices.
 	 *
diff --git a/libs/ardour/ardour/processor.h b/libs/ardour/ardour/processor.h
index e0b797b1b8..745702e0c1 100644
--- a/libs/ardour/ardour/processor.h
+++ b/libs/ardour/ardour/processor.h
@@ -92,10 +92,10 @@ class LIBARDOUR_API Processor : public SessionObject, public Automatable, public
 	 *
 	 * @param bufs bufferset of data to process in-place
 	 * @param start_sample absolute timeline position in audio-samples to commence processing (latency compensated)
-	 * @param end_sample absolute timeline position in audio-samples, usually start_sample +/- \param nframes
+	 * @param end_sample absolute timeline position in audio-samples, usually start_sample +/- \p nframes
 	 * @param speed transport speed. usually -1, 0, +1
 	 * @param nframes number of audio samples to process
-	 * @param result_required true if, on return from this method, \param bufs is required to contain valid data;
+	 * @param result_required true if, on return from this method, \p bufs is required to contain valid data;
 	 *        if false, the method need not bother writing to @a bufs if it doesn't want to.
 	 */
 	virtual void run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_sample, double speed, pframes_t nframes, bool result_required) {}
diff --git a/libs/ardour/ardour/tempo.h b/libs/ardour/ardour/tempo.h
index 9e5124f1af..c0132fc085 100644
--- a/libs/ardour/ardour/tempo.h
+++ b/libs/ardour/ardour/tempo.h
@@ -389,18 +389,18 @@ class LIBARDOUR_API TempoMap : public PBD::StatefulDestructible
 	TempoSection* next_tempo_section (TempoSection*) const;
 
 	/** add a tempo section locked to pls. ignored values will be set in recompute_tempi()
-	 * @param pulse pulse position of new section. ignored if \param pls == AudioTime
-	 * @param sample frame position of new section. ignored if \param pls == MusicTime
+	 * @param pulse pulse position of new section. ignored if \p pls == AudioTime
+	 * @param sample frame position of new section. ignored if \p pls == MusicTime
 	 * @param pls the position lock style
 	 */
 	TempoSection* add_tempo (const Tempo&, const double& pulse, const samplepos_t sample, PositionLockStyle pls);
 
-	/** add a meter section locked to \param pls . ignored values will be set in recompute_meters()
+	/** add a meter section locked to \p pls . ignored values will be set in recompute_meters()
 	 * @param meter the Meter to be added
 	 * @param where bbt position of new section
-	 * @param sample frame position of new section. ignored if \param pls == MusicTime
+	 * @param sample frame position of new section. ignored if \p pls == MusicTime
 	 *
-	 * note that \param sample may also be ignored if it would create an un-solvable map
+	 * note that \p sample may also be ignored if it would create an un-solvable map
 	 * (previous audio-locked tempi may place the requested beat at an earlier time than sample)
 	 * in which case the new meter will be placed at the specified BBT.
 	 * @param pls the position lock style
diff --git a/libs/libltc/ltc/ltc.h b/libs/libltc/ltc/ltc.h
index 5abbfa0607..e354996432 100644
--- a/libs/libltc/ltc/ltc.h
+++ b/libs/libltc/ltc/ltc.h
@@ -431,7 +431,7 @@ int ltc_decoder_free(LTCDecoder *d);
  * @param d decoder handle
  * @param buf pointer to ltcsnd_sample_t - unsigned 8 bit mono audio data
  * @param size size number of samples to parse
- * @param posinfo (optional, recommended) sample-offset in the audio-stream. It is added to \ref off_start, \ref off_end in \ref LTCFrameExt and should be monotonic (ie incremented by \param size for every call to ltc_decoder_write)
+ * @param posinfo (optional, recommended) sample-offset in the audio-stream. It is added to \ref off_start, \ref off_end in \ref LTCFrameExt and should be monotonic (ie incremented by \p size for every call to ltc_decoder_write)
  */
 void ltc_decoder_write(LTCDecoder *d,
 		ltcsnd_sample_t *buf, size_t size,
diff --git a/libs/pbd/pbd/controllable.h b/libs/pbd/pbd/controllable.h
index 8473147336..62127fb048 100644
--- a/libs/pbd/pbd/controllable.h
+++ b/libs/pbd/pbd/controllable.h
@@ -96,7 +96,7 @@ public:
 	 *
 	 * All derived classes must implement this.
 	 *
-	 * Basic derived classes will ignore \param group_override
+	 * Basic derived classes will ignore \p group_override
 	 * but more sophisticated children, notably those that
 	 * proxy the value setting logic via an object that is aware of group
 	 * relationships between this control and others, will find it useful.
diff --git a/libs/pbd/pbd/file_utils.h b/libs/pbd/pbd/file_utils.h
index 46e3ab1849..29bb491511 100644
--- a/libs/pbd/pbd/file_utils.h
+++ b/libs/pbd/pbd/file_utils.h
@@ -268,7 +268,7 @@ LIBPBD_API void remove_directory (const std::string& dir);
  */
 LIBPBD_API std::string tmp_writable_directory (const char* domain, const std::string& prefix);
 
-/** If \param path exists, unlink it. If it doesn't exist, create it.
+/** If \p path exists, unlink it. If it doesn't exist, create it.
  *
  * @return zero if required action was successful, non-zero otherwise.
  */