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author | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2014-11-11 05:36:43 -0500 |
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committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2014-11-11 05:37:35 -0500 |
commit | 47a09af68ba50695c46511b8ed7f036d249bba48 (patch) | |
tree | 051c4b70501a9f360729ecc9a9493a2f8ba33b6f /Documentation/video4linux | |
parent | a23547374215422017239af32094e1aacc5d435e (diff) | |
parent | 206c5f60a3d902bc4b56dab2de3e88de5eb06108 (diff) |
Merge tag 'v3.18-rc4' into patchwork
Needed due to some important regression fixes at RC core.
* commit 'v3.18-rc4': (587 commits)
Linux 3.18-rc4
ARM: dts: zynq: Enable PL clocks for Parallella
tiny: rename ENABLE_DEV_COREDUMP to ALLOW_DEV_COREDUMP
tiny: reverse logic for DISABLE_DEV_COREDUMP
i2c: core: Dispose OF IRQ mapping at client removal time
i2c: at91: don't account as iowait
i2c: remove FSF address
USB: Update default usb-storage delay_use value in kernel-parameters.txt
sysfs: driver core: Fix glue dir race condition by gdp_mutex
MIPS: Fix build with binutils 2.24.51+
xfs: track bulkstat progress by agino
xfs: bulkstat error handling is broken
xfs: bulkstat main loop logic is a mess
xfs: bulkstat chunk-formatter has issues
xfs: bulkstat chunk formatting cursor is broken
xfs: bulkstat btree walk doesn't terminate
mm: Fix comment before truncate_setsize()
USB: cdc-acm: add quirk for control-line state requests
tty: Fix pty master poll() after slave closes v2
MIPS: R3000: Fix debug output for Virtual page number
...
Conflicts:
drivers/media/rc/rc-main.c
Diffstat (limited to 'Documentation/video4linux')
-rw-r--r-- | Documentation/video4linux/vivid.txt | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/Documentation/video4linux/vivid.txt b/Documentation/video4linux/vivid.txt index eeb11a28e4fc..e5a940e3d304 100644 --- a/Documentation/video4linux/vivid.txt +++ b/Documentation/video4linux/vivid.txt | |||
@@ -221,12 +221,11 @@ ccs_out_mode: specify the allowed video output crop/compose/scaling combination | |||
221 | key, not quality. | 221 | key, not quality. |
222 | 222 | ||
223 | multiplanar: select whether each device instance supports multi-planar formats, | 223 | multiplanar: select whether each device instance supports multi-planar formats, |
224 | and thus the V4L2 multi-planar API. By default the first device instance | 224 | and thus the V4L2 multi-planar API. By default device instances are |
225 | is single-planar, the second multi-planar, and it keeps alternating. | 225 | single-planar. |
226 | 226 | ||
227 | This module option can override that for each instance. Values are: | 227 | This module option can override that for each instance. Values are: |
228 | 228 | ||
229 | 0: use alternating single and multi-planar devices. | ||
230 | 1: this is a single-planar instance. | 229 | 1: this is a single-planar instance. |
231 | 2: this is a multi-planar instance. | 230 | 2: this is a multi-planar instance. |
232 | 231 | ||
@@ -975,9 +974,8 @@ is set, then the alpha component is only used for the color red and set to | |||
975 | 0 otherwise. | 974 | 0 otherwise. |
976 | 975 | ||
977 | The driver has to be configured to support the multiplanar formats. By default | 976 | The driver has to be configured to support the multiplanar formats. By default |
978 | the first driver instance is single-planar, the second is multi-planar, and it | 977 | the driver instances are single-planar. This can be changed by setting the |
979 | keeps alternating. This can be changed by setting the multiplanar module option, | 978 | multiplanar module option, see section 1 for more details on that option. |
980 | see section 1 for more details on that option. | ||
981 | 979 | ||
982 | If the driver instance is using the multiplanar formats/API, then the first | 980 | If the driver instance is using the multiplanar formats/API, then the first |
983 | single planar format (YUYV) and the multiplanar NV16M and NV61M formats the | 981 | single planar format (YUYV) and the multiplanar NV16M and NV61M formats the |
@@ -1021,7 +1019,7 @@ the output overlay for the video output, turn on video looping and capture | |||
1021 | to see the blended framebuffer overlay that's being written to by the second | 1019 | to see the blended framebuffer overlay that's being written to by the second |
1022 | instance. This setup would require the following commands: | 1020 | instance. This setup would require the following commands: |
1023 | 1021 | ||
1024 | $ sudo modprobe vivid n_devs=2 node_types=0x10101,0x1 multiplanar=1,1 | 1022 | $ sudo modprobe vivid n_devs=2 node_types=0x10101,0x1 |
1025 | $ v4l2-ctl -d1 --find-fb | 1023 | $ v4l2-ctl -d1 --find-fb |
1026 | /dev/fb1 is the framebuffer associated with base address 0x12800000 | 1024 | /dev/fb1 is the framebuffer associated with base address 0x12800000 |
1027 | $ sudo v4l2-ctl -d2 --set-fbuf fb=1 | 1025 | $ sudo v4l2-ctl -d2 --set-fbuf fb=1 |