Get a MMAL_BUFFER_HEADER_T from a QUEUE. */

Buffer header callback. */

Release a buffer header */

Put a MMAL_BUFFER_HEADER_T into a QUEUE */

Destroy a queue of MMAL_BUFFER_HEADER_T */

Put a MMAL_BUFFER_HEADER_T back at the start of a QUEUE. */

Create a QUEUE of MMAL_BUFFER_HEADER_T */

Allocate an array of ports */

Free an array of ports */

Send a message and wait for a reply. * * @param client client to send message for * @param msg_header message vchiq_header to send * @

Send a buffer header to a port */

Set format of a port */

/

Triggers a registered action */

Set a parameter on a port. * * @param port The port to which the request is sent. * @param param The pointer to the header of the parameter to set.

Copy a format structure */

Enable processing on a port */

Set a parameter on a port. */

Destroy a component */

Get a port parameter */

Full copy of a format structure (including extradata) */

Disable processing on a port */

Unlock the data buffer contained in the buffer header */

parse command line returns the value of a command line param. If not found, defvalue is returned

Registers an action with the core */

Destroy a pool of MMAL_BUFFER_HEADER_T */

Event callback */

/

Lock the data buffer contained in the buffer header */

Create an instance of a component */

parse command line returns the value of a command line param. If not found, defvalue is returned

Return a pointer to the area reserved for the driver */

Destroy a previously created component * Release an acquired reference on a component. Only actually destroys the component when * the last referenc

Compare 2 format structures */

/

/

Trigger the worker thread (if present) */

Add an element to the back of the list. */

Send an event buffer to a connected port */

Helper function to set the value of a 32 bits signed integer parameter. * @param port port on which to set the parameter * @param id parameter

Helper function to set the value of a rational parameter. * @param port port on which to set the parameter * @param id parameter id * @param

Convert a rational number to a signed 32-bit Q16 number. */

Calculate the greatest common denominator between 2 integers. * Avoids division. */

Unlock the list. */

Get the number of MMAL_BUFFER_HEADER_T currently in a QUEUE */

/ Filter reset */

Enable processing on a component */

/

Destroy a linked list. */

Remove the first element in the list. */

Create a pool of MMAL_BUFFER_HEADER_T */

Free a port structure */

Helper function to set the value of a 32 bits unsigned integer parameter. * @param port port on which to set the parameter * @param id paramet

Convert a rational number to a signed 32-bit Q16 number. */

/

Free a format structure */

Lock the list. */

/

Set a buffer header release callback to the pool */

Disconnect a connected port. */

Flush a port */

Helper function to set the value of a boolean parameter */

Create a pool of MMAL_BUFFER_HEADER_T */

Get port context data. */

/

/