Lines Matching refs:device

186      * internally. Note that certain device types enforce pools allocated at
193      * Initial size of the frame pool. If a device type does not support
197      * set if pool is NULL and the device type does not support dynamic pools.
235  * @param name String name of the device type (case-insensitive).
250  * Iterate over supported device types.
254  * @return The next usable device type from enum AVHWDeviceType, or
262  * @param type the type of the hardware device to allocate.
269  * Finalize the device context before use. This function must be called after
279  * Open a device of the specified type and create an AVHWDeviceContext for it.
282  * who need to fine-tune device creation/management should open the device
291  * @param device_ctx On success, a reference to the newly-created device context
295  * @param type The type of the device to create.
296  * @param device A type-specific string identifying the device to open.
298  *             opening the device. The dictionary remains owned by the caller.
304                            const char *device, AVDictionary *opts, int flags);
307  * Create a new device of the specified type from an existing device.
309  * If the source device is a device of the target type or was originally
310  * derived from such a device (possibly through one or more intermediate
312  * existing device of the same type as is requested.
314  * Otherwise, it will attempt to derive a new device from the given source
315  * device.  If direct derivation to the new type is not implemented, it will
316  * attempt the same derivation from each ancestor of the source device in
321  * @param type    The type of the new device to create.
323  *                used to create the new device.
332  * Create a new device of the specified type from an existing device.
335  * however, it is able to set options for the new device to be derived.
339  * @param type    The type of the new device to create.
341  *                used to create the new device.
342  * @param options Options for the new device to create, same format as in
353  * Allocate an AVHWFramesContext tied to a given device context.
401  * AVHWFramesContext.width/height), since not all device types support
449  * a given device with a hardware-specific configuration.  This is returned
483  * Allocate a HW-specific configuration structure for a given HW device.
495  * Get the constraints on HW frames given a device and the HW-specific
496  * configuration to be used with that device.  If no HW-specific
498  * of the device.
502  *        to return the maximum possible capabilities of the device.
504  *         on the device, or NULL if not available.
588  * AVHWFramesContext on a different device.
594  * @param derived_device_ctx A reference to the device to create the new
600  *               in the derived device.