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| author | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-11-16 12:02:28 -0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-11-16 12:02:28 -0200 |
| commit | f90bff01fa3468160e9403fb488c1f319c30c6dd (patch) | |
| tree | 8bc246501930c82b13484a96b57976c128d091a9 /v4l2-apps/lib/v4l2_driver.h | |
| parent | cbbc1373bd674a772030df86c05fdb5cadffa95c (diff) | |
| download | mediapointer-dvb-s2-f90bff01fa3468160e9403fb488c1f319c30c6dd.tar.gz mediapointer-dvb-s2-f90bff01fa3468160e9403fb488c1f319c30c6dd.tar.bz2 | |
Start adding v4l2_mmap_bufs to prepare for stream
From: Mauro Carvalho Chehab <mchehab@infradead.org>
This method requests buffers and maps it into a mmaped memory.
Still under testing. Still need other stuff to make stream to work.
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'v4l2-apps/lib/v4l2_driver.h')
| -rw-r--r-- | v4l2-apps/lib/v4l2_driver.h | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/v4l2-apps/lib/v4l2_driver.h b/v4l2-apps/lib/v4l2_driver.h index aac00834f..f429f01cd 100644 --- a/v4l2-apps/lib/v4l2_driver.h +++ b/v4l2-apps/lib/v4l2_driver.h @@ -22,15 +22,25 @@ struct drv_list { }; struct v4l2_driver { - int fd; /* Driver descriptor */ + int fd; /* Driver descriptor */ - int debug; + int debug; - struct v4l2_capability cap; + /* V4L2 structs */ + struct v4l2_capability cap; + struct v4l2_streamparm parm; - struct v4l2_streamparm parm; + /* Several lists to be used to store enumbered values */ + struct drv_list *stds,*inputs,*fmt_caps; - struct drv_list *stds,*inputs,*fmt_caps; + /* Stream control */ + struct v4l2_requestbuffers reqbuf; + struct v4l2_buffer **v4l2_bufs; + uint8_t **bufs; + uint32_t sizeimage; + + /* Queue control */ + uint32_t waitq, currq; }; enum v4l2_direction { @@ -53,4 +63,5 @@ int v4l2_setget_input (struct v4l2_driver *drv, enum v4l2_direction dir, struct int v4l2_gettryset_fmt_cap (struct v4l2_driver *drv, enum v4l2_direction dir, struct v4l2_format *fmt,uint32_t width, uint32_t height, uint32_t pixelformat, enum v4l2_field field); +int v4l2_mmap_bufs(struct v4l2_driver *drv, unsigned int num_buffers); |