v4l2-library: libv4l-update-documentation.patch

From: Hans de Goede <j.w.r.degoede@hhs.nl>

Some documentation updates to bring the documentation up2date with the latest
changes.

Signed-off-by: Hans de Goede <j.w.r.degoede@hhs.nl>
Signed-off-by: Thierry MERLE <thierry.merle@free.fr>

3 files changed, 11 insertions, 21 deletions

diff --git a/v4l2-apps/lib/libv4l/INSTALL b/v4l2-apps/lib/libv4l/INSTALL
deleted file mode 100644
index b8eb042ee..000000000
--- a/v4l2-apps/lib/libv4l/INSTALL
+++ /dev/null
@@ -1,4 +0,0 @@
-To compile simply type "make" after that you can find the compiled libraries
-and wrappers under the lib dir, public headers are under the include dir.
-
-Sorry no make install target for now.
diff --git a/v4l2-apps/lib/libv4l/README b/v4l2-apps/lib/libv4l/README
index c588947b5..e795e7d81 100644
--- a/v4l2-apps/lib/libv4l/README
+++ b/v4l2-apps/lib/libv4l/README
@@ -62,12 +62,20 @@ The preloadable libv4l1 wrapper which adds v4l2 device compatibility to v4l1
 applications is called v4l1compat.so. The preloadable libv4l1 wrapper which
 adds v4l2 device compatibility to v4l1 applications is called v4l2convert.so
 
-Example usage:
-$ export LD_LIBRARY_PATH=`pwd`/lib
-$ export LD_PRELOAD=`pwd`/lib/v4l1compat.so
+Example usage (after install in default location):
+$ export LD_PRELOAD=/usr/local/lib/v4l1compat.so
 $ camorama
 
 
+Installation Instructions
+-------------------------
+
+Simple type the following commands from the libv4l-x.y.z directory
+(adjusting DESTDIR as desired):
+make
+make install DESTDIR=/usr/local
+
+
 FAQ
 ---
 
diff --git a/v4l2-apps/lib/libv4l/TODO b/v4l2-apps/lib/libv4l/TODO
index 0170e6b14..f3f9ff527 100644
--- a/v4l2-apps/lib/libv4l/TODO
+++ b/v4l2-apps/lib/libv4l/TODO
@@ -1,11 +1,3 @@
--protect open() against being called from different threads simultaniously,
- we are then thread safe except for the jpeg decompression under the following
- assumption:
- * We assume all device setup (for a single device) is done from a single
-   thread
- * We assume that at the time an videodev fd gets closed all other threads
-   which may have been using it have stopped using it.
-
 -add support for setting / getting the number of read buffers
 
 -add code to v4l2_read to not return frames more then say 5 seconds old
@@ -15,12 +7,6 @@
  impossible for overlays) can be done, so that it will no longer be
  necessary to implement CGMBUF in the kernel for each driver.
 
--add (configurable) support for alsa faking enum_fmt to libv4l2 ?
-
 -check v4l2_field during conversion
 
--add make install target
-
 -add conversion from bgr24 to yuv420
-
--add v4l2_dup, make re-entrant safe (for gstreamer v4l2 support)