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Diffstat (limited to 'media.h')
| -rw-r--r-- | media.h | 66 |
1 files changed, 66 insertions, 0 deletions
@@ -0,0 +1,66 @@ +/* + * Media controller test application + * + * Copyright (C) 2010 Ideas on board SPRL <laurent.pinchart@ideasonboard.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + */ + +#ifndef __MEDIA_H__ +#define __MEDIA_H__ + +#include <linux/media.h> + +struct media_entity_link { + struct media_entity_pad *source; + struct media_entity_pad *sink; + __u32 flags; +}; + +struct media_entity_pad { + struct media_entity *entity; + __u32 type; + __u32 index; +}; + +struct media_entity { + struct media_user_entity info; + struct media_entity_pad *pads; + struct media_entity_link *links; + + char devname[32]; + int fd; +}; + +struct media_device { + int fd; + struct media_entity *entities; + unsigned int entities_count; +}; + +struct media_device *media_open(const char *name, int verbose); +void media_close(struct media_device *media); + +struct media_entity_pad *media_entity_remote_pad(struct media_entity_pad *pad); + +struct media_entity *media_get_entity_by_name(struct media_device *media, + const char *name, size_t length); +void media_print_topology(struct media_device *media); +int media_setup_link(struct media_device *media, + struct media_entity_pad *source, struct media_entity_pad *sink, + __u32 flags); +int media_reset_links(struct media_device *media); + +#endif + |