10 years agoam7xxx-play: don't initialize variables when not needed
Antonio Ospite [Sat, 27 Jul 2013 22:38:13 +0000 (00:38 +0200)]
am7xxx-play: don't initialize variables when not needed

10 years agoTODO: mention that atoi() must go away
Antonio Ospite [Sat, 27 Jul 2013 22:19:04 +0000 (00:19 +0200)]
TODO: mention that atoi() must go away

10 years agopicoproj: get rid of exit(), return more meaningful values to userspace
Antonio Ospite [Sat, 27 Jul 2013 22:10:08 +0000 (00:10 +0200)]
picoproj: get rid of exit(), return more meaningful values to userspace

Maybe the values returned by picoproj will never be used, but it is
better to use a clean style in example code.

10 years agoHACKING.asciidoc: add commands to compile with clang
Antonio Ospite [Sat, 27 Jul 2013 21:47:26 +0000 (23:47 +0200)]
HACKING.asciidoc: add commands to compile with clang

10 years agoHACKING.asciidoc: add an example of testing am7xxx-play with valgrind
Antonio Ospite [Sat, 27 Jul 2013 21:44:45 +0000 (23:44 +0200)]
HACKING.asciidoc: add an example of testing am7xxx-play with valgrind

This will make testing easier as the line can be copied and pasted.

10 years agodoc: update
Antonio Ospite [Sat, 27 Jul 2013 21:36:08 +0000 (23:36 +0200)]
doc: update

10 years agocontrib: add a udev rule to invoke am7xxx-modeswitch
Antonio Ospite [Sat, 27 Jul 2013 21:27:01 +0000 (23:27 +0200)]
contrib: add a udev rule to invoke am7xxx-modeswitch

This will be useful on embedded systems like RaspberryPi or BeagleBone
where users may not want the whole usb-modeswitch package to be
installed just for libam7xxx.

10 years agoRename am7xxx_mode_switch to am7xxx-modeswitch
Antonio Ospite [Sat, 27 Jul 2013 21:25:34 +0000 (23:25 +0200)]
Rename am7xxx_mode_switch to am7xxx-modeswitch

The new name matches more closely the name of the binary used in recent
usb-modeswitch versions.

10 years agoTODO: mention that data types could be improved in the API
Antonio Ospite [Sat, 27 Jul 2013 21:02:34 +0000 (23:02 +0200)]
TODO: mention that data types could be improved in the API

10 years agopicoporj: fix another -Wshorten-64-to-32 warning from clang
Antonio Ospite [Sat, 27 Jul 2013 21:01:16 +0000 (23:01 +0200)]
picoporj: fix another -Wshorten-64-to-32 warning from clang

  ../examples/picoproj.c:196:8: error: implicit conversion loses integer precision: 'size_t'
        (aka 'unsigned long') to 'int' [-Werror,-Wshorten-64-to-32]
          ret = fread(image, size, 1, image_fp);
              ~ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

10 years agopicoproj: silence a -Wshorten-64-to-32 warning from clang
Antonio Ospite [Sat, 27 Jul 2013 20:55:53 +0000 (22:55 +0200)]
picoproj: silence a -Wshorten-64-to-32 warning from clang

  ../examples/picoproj.c:187:12: error: implicit conversion loses integer precision: '__off_t' (aka 'long')
        to 'unsigned int' [-Werror,-Wshorten-64-to-32]
          size = st.st_size;
               ~ ~~~^~~~~~~

10 years agoCMakeLists.txt: disable -Wsign-conversion warnings
Antonio Ospite [Sat, 27 Jul 2013 20:53:19 +0000 (22:53 +0200)]
CMakeLists.txt: disable -Wsign-conversion warnings

10 years agoam7xxx: fix a clang warning
Antonio Ospite [Sat, 27 Jul 2013 19:33:28 +0000 (21:33 +0200)]
am7xxx: fix a clang warning

  ../src/am7xxx.c:685:16: error: implicit conversion loses integer precision: 'ssize_t' (aka 'long') to 'int'
          num_devices = libusb_get_device_list(ctx->usb_context, &list);
                    ~ ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

libusb_get_device_list() returns ssize_t, just use it for the num_devices

10 years agoexamples: silence a couple of clang warnings
Antonio Ospite [Sat, 27 Jul 2013 18:55:48 +0000 (20:55 +0200)]
examples: silence a couple of clang warnings

Silence a couple of warnings given when compiling with clang:

  ../examples/am7xxx-play.c:764:28: warning: will never be executed [-Wunreachable-code]
                                          AM7XXX_ZOOM_ORIGINAL, AM7XXX_ZOOM_TEST);
  ../examples/am7xxx-play.c:748:24: warning: will never be executed [-Wunreachable-code]
                                          AM7XXX_POWER_OFF, AM7XXX_POWER_TURBO);
  2 warnings generated.

  ../examples/picoproj.c:142:28: warning: will never be executed [-Wunreachable-code]
                                          AM7XXX_ZOOM_ORIGINAL, AM7XXX_ZOOM_TEST);
  ../examples/picoproj.c:127:24: warning: will never be executed [-Wunreachable-code]
                                          AM7XXX_POWER_OFF, AM7XXX_POWER_TURBO);
  2 warnings generated.

The warnings refer to the default case of a switch statement over an
enum variable, clang fails to understand that the default case can still
be reached because any integer value can be assigned to the enum
variables via the atoi() function. Work around the warning.

The behavior is also documented here:

In general assigning arbitrary values to enum variables will just be
weird; using enums in read mode is always safe tho.

10 years agodoc: mention the Top-Height/TEC PP700 in the Doxygen documentation
Antonio Ospite [Sat, 27 Jul 2013 18:26:06 +0000 (20:26 +0200)]
doc: mention the Top-Height/TEC PP700 in the Doxygen documentation

10 years agodoc: add some lsusb dumps for reference
Antonio Ospite [Sat, 27 Jul 2013 18:23:30 +0000 (20:23 +0200)]
doc: add some lsusb dumps for reference

10 years agoam7xxx-play: use am7xxx_send_image_async()
Antonio Ospite [Sat, 20 Jul 2013 22:13:33 +0000 (00:13 +0200)]
am7xxx-play: use am7xxx_send_image_async()

Woot, this change alone doubles the frame rate :)

10 years agoam7xxx: implement am7xxx_send_image_async()
Antonio Ospite [Sat, 20 Jul 2013 22:10:28 +0000 (00:10 +0200)]
am7xxx: implement am7xxx_send_image_async()

Implement am7xxx_send_image_async() the non-blocking version of

This way user programs can more easily overlap encoding and
communication and achieve higher framerates.

10 years agoam7xxx: fix a typo in a comment s/a am7xxx device/an am7xxx device/
Antonio Ospite [Sun, 14 Jul 2013 11:25:25 +0000 (13:25 +0200)]
am7xxx: fix a typo in a comment s/a am7xxx device/an am7xxx device/

10 years agoCMakeLists.txt: enable two new compiler warnings
Antonio Ospite [Sat, 13 Jul 2013 09:05:00 +0000 (11:05 +0200)]
CMakeLists.txt: enable two new compiler warnings

Enable -Wsign-conversion as a strict compilation check for both gcc and

For clang also enable -Wshorten-64-to-32 as a strict compilation check.

10 years agoam7xxx: add quirks for devices not supporting some operations
Antonio Ospite [Sat, 29 Jun 2013 22:22:07 +0000 (00:22 +0200)]
am7xxx: add quirks for devices not supporting some operations

For instance Philips/SagemoCm PicoPix PPX 2330 does not support power
modes and zoom modes, and the device even gets confused when trying to
use them; so for reliable operation it is better to just skip these
operations on such devices.

Thanks-to: GrĂ©gory Lemesre

10 years agopicoproj: remove an unreachable break statement
Antonio Ospite [Sat, 29 Jun 2013 22:20:51 +0000 (00:20 +0200)]
picoproj: remove an unreachable break statement

10 years agoam7xxx-play: uniform coding style
Antonio Ospite [Sat, 29 Jun 2013 22:15:30 +0000 (00:15 +0200)]
am7xxx-play: uniform coding style

Uniform the coding style of error paths to the one use throughout in the

10 years agoCMakeLists.txt: add support for clang and isolate gcc-only options
Antonio Ospite [Sat, 29 Jun 2013 22:12:59 +0000 (00:12 +0200)]
CMakeLists.txt: add support for clang and isolate gcc-only options

10 years agoHACKING.asciidoc: mention the patch needed for older libav/ffmpeg
Antonio Ospite [Sat, 29 Jun 2013 21:11:57 +0000 (23:11 +0200)]
HACKING.asciidoc: mention the patch needed for older libav/ffmpeg

libav/ffmpeg 0.8.X series do not have avcodec_encode_video2() which the
code uses, so for these older versions a patch is needed to undo the
changes which added support for that call.

10 years agoREADME.asciidoc: mention the TEC PP700 projector as supported
Antonio Ospite [Sat, 29 Jun 2013 21:02:13 +0000 (23:02 +0200)]
README.asciidoc: mention the TEC PP700 projector as supported

Mention the Top-Height/TEC PP700 amongst the supported devices, it has
been verified to be work with libam7xxx (thanks to the user nicknamed

The projector looks exactly like an Acer C112 from the software point of

10 years agopicoproj: remove an unneeded blank line
Antonio Ospite [Sun, 26 May 2013 22:06:23 +0000 (00:06 +0200)]
picoproj: remove an unneeded blank line

10 years agoexamples: print the usage message when a required option is missing
Antonio Ospite [Sun, 26 May 2013 22:05:00 +0000 (00:05 +0200)]
examples: print the usage message when a required option is missing

While at it specify which option is missing when picoproj fails..

10 years agoCMakeLists.txt: fix enabling verbose debug output
Antonio Ospite [Sun, 26 May 2013 21:53:13 +0000 (23:53 +0200)]
CMakeLists.txt: fix enabling verbose debug output

In 024af793fa6d6af644c225804d140cc13aa56307 the definition -DDEBUG=1 got
lost, add it back.

10 years agoam7xxx: use the symbolic constant for libusb log level
Antonio Ospite [Fri, 5 Apr 2013 21:35:34 +0000 (23:35 +0200)]
am7xxx: use the symbolic constant for libusb log level

10 years agopicoproj: show the image resolution when image does not fit the native one
Antonio Ospite [Fri, 5 Apr 2013 21:29:58 +0000 (23:29 +0200)]
picoproj: show the image resolution when image does not fit the native one

This may help spotting a missing or wrong dimension parameter on the
command line.

10 years agopicoproj: remove one of two consecutive blank lines
Antonio Ospite [Fri, 5 Apr 2013 21:28:24 +0000 (23:28 +0200)]
picoproj: remove one of two consecutive blank lines

10 years agodoc, contrib: add PicoPix 2330 to the list of supported devices
Antonio Ospite [Mon, 25 Mar 2013 22:04:03 +0000 (23:04 +0100)]
doc, contrib: add PicoPix 2330 to the list of supported devices

Thanks: Varlei Everton Menconi <>

10 years agoam7xxx: add support for Philips/Sagemcom PicoPix 2330
Antonio Ospite [Mon, 25 Mar 2013 21:47:21 +0000 (22:47 +0100)]
am7xxx: add support for Philips/Sagemcom PicoPix 2330

10 years agoMerge branch 'per-device-usb-config'
Antonio Ospite [Mon, 25 Mar 2013 21:44:35 +0000 (22:44 +0100)]
Merge branch 'per-device-usb-config'

10 years agoam7xxx: make the supported_device array const
Antonio Ospite [Sat, 23 Mar 2013 22:30:54 +0000 (23:30 +0100)]
am7xxx: make the supported_device array const

10 years agoam7xxx: improve setting USB configuration and interface_number
Antonio Ospite [Sat, 23 Mar 2013 21:55:04 +0000 (22:55 +0100)]
am7xxx: improve setting USB configuration and interface_number

There are devices out there with different bConfigurationValue or
bInterfaceNumber, having the ability to specify these setting on
a per-device basis makes it easier to add support for them.

10 years agoam7xxx: reference am7xxx_usb_device_descriptor in struct _am7xxx_device
Antonio Ospite [Wed, 14 Nov 2012 14:41:48 +0000 (15:41 +0100)]
am7xxx: reference am7xxx_usb_device_descriptor in struct _am7xxx_device

This makes it possible to retrieve info from the am7xxx device
descriptor starting from an am7xxx_device.

10 years agoam7xxx: fail if USB configuration or interface are not right
Antonio Ospite [Sat, 23 Mar 2013 21:40:25 +0000 (22:40 +0100)]
am7xxx: fail if USB configuration or interface are not right

Check the return values of libusb_set_configuration() and
libusb_claim_interface(), this way it is easier to spot devices which
require a different setting.

10 years agoam7xxx_mode_switch: release interface only if claimed
Antonio Ospite [Sat, 23 Mar 2013 22:03:48 +0000 (23:03 +0100)]
am7xxx_mode_switch: release interface only if claimed

10 years agodoc: add a man page for am7xxx_mode_switch
Antonio Ospite [Thu, 14 Mar 2013 22:04:20 +0000 (23:04 +0100)]
doc: add a man page for am7xxx_mode_switch

10 years agoAdd a NEWS file
Antonio Ospite [Thu, 14 Mar 2013 23:13:21 +0000 (00:13 +0100)]
Add a NEWS file

10 years agoRelease version 0.1.3 v0.1.3
Antonio Ospite [Thu, 14 Mar 2013 19:23:49 +0000 (20:23 +0100)]
Release version 0.1.3

10 years agoam7xxx-play: switch to avcodec_encode_video2()
Antonio Ospite [Thu, 14 Mar 2013 18:48:14 +0000 (19:48 +0100)]
am7xxx-play: switch to avcodec_encode_video2()

The code can now compile with -Werror=deprecated-declarations

10 years agoam7xxx-play: remove an unreachable break
Antonio Ospite [Thu, 14 Mar 2013 18:30:07 +0000 (19:30 +0100)]
am7xxx-play: remove an unreachable break

10 years agoam7xxx-play: rename 'packet' to 'in_packet'
Antonio Ospite [Thu, 14 Mar 2013 11:28:32 +0000 (12:28 +0100)]
am7xxx-play: rename 'packet' to 'in_packet'

This is in preparation to use an 'out_packet' for the conversion to

10 years agoam7xxx: fix coding style
Antonio Ospite [Thu, 14 Mar 2013 10:22:05 +0000 (11:22 +0100)]
am7xxx: fix coding style

Keep logical operators on the current line when continuing to another line.

10 years agocontrib: add the script
Antonio Ospite [Thu, 14 Mar 2013 10:13:16 +0000 (11:13 +0100)]
contrib: add the script

10 years agoMerge branch 'fix-devinfo-for-PicoPix'
Antonio Ospite [Mon, 17 Dec 2012 22:54:51 +0000 (23:54 +0100)]
Merge branch 'fix-devinfo-for-PicoPix'

10 years agoam7xxx: make libam7xxx work with Philips/Sagemcom PPX projectors
Antonio Ospite [Fri, 7 Dec 2012 10:59:32 +0000 (11:59 +0100)]
am7xxx: make libam7xxx work with Philips/Sagemcom PPX projectors

Philips/Sagemcom PicoPix projectors require that the DEVINFO packet is
the first one to be sent to the device in order for it to successfully
return the correct device information.

Call am7xxx_get_device_info() from am7xxx_open_device() to fulfill the
requirement from above. The device info will be cached by
am7xxx_get_device_info() and further calls to the latter will return the
correct data too.

10 years agoam7xxx: cache device info in am7xxx_get_device_info()
Antonio Ospite [Fri, 7 Dec 2012 10:51:16 +0000 (11:51 +0100)]
am7xxx: cache device info in am7xxx_get_device_info()

Request the actual device info from the device only when there is not
a cached version of it already.

This serves two purposes:

  1. Cover the case when some firmwares provide useful device info
     only under some conditions and spit out bogus data instead when
     these conditions are not met.

  2. Speed up am7xxx_get_device_info() as the USB communication is
     performed only once. AFAWN the device info does not change
     throughout the life of an am7xxx_device.

10 years agoam7xxx: detect unexpected responses to AM7XXX_PACKET_TYPE_DEVINFO requests
Antonio Ospite [Fri, 7 Dec 2012 11:22:45 +0000 (12:22 +0100)]
am7xxx: detect unexpected responses to AM7XXX_PACKET_TYPE_DEVINFO requests

Under some conditions, some devices like Philips/Sagemcom PPX projectors
return a strangely small packet (e.g. an AM7XXX_PACKET_TYPE_POWER with
header_data_len == 2) in reply to an AM7XXX_PACKET_TYPE_DEVINFO, hence
NOT providing useful device info.

10 years agoFix an error when compiling with both -O0 and -Wp,-D_FORTIFY_SOURCE=2
Antonio Ospite [Tue, 4 Dec 2012 10:46:12 +0000 (11:46 +0100)]
Fix an error when compiling with both -O0 and -Wp,-D_FORTIFY_SOURCE=2

Fix the following error happening with the gcc shipped on some Ubuntu

In file included from /usr/include/stdio.h:27:0,
                 from /home/pedro/lib/libam7xxx/src/am7xxx.c:19:
/usr/include/features.h:330:4: error: #warning _FORTIFY_SOURCE
requires compiling with optimization (-O) [-Werror=cpp]
cc1: all warnings being treated as errors
make[2]: *** [src/CMakeFiles/am7xxx.dir/am7xxx.c.o] Error 1
make[1]: *** [src/CMakeFiles/am7xxx.dir/all] Error 2
make: *** [all] Error 2

Reported-by: Petr Certik <>
10 years agoam7xxx: don't mention AM7XXX_DIRECTION_OUT in read_header()
Antonio Ospite [Wed, 14 Nov 2012 11:31:01 +0000 (12:31 +0100)]
am7xxx: don't mention AM7XXX_DIRECTION_OUT in read_header()

The validity check in read_header() looks for:

h->direction == AM7XXX_DIRECTION_IN

When this is false (direction is _not_equal_ to AM7XXX_DIRECTION_IN) it
cannot be said for sure that the direction field value is going to
really be AM7XXX_DIRECTION_OUT, technically the device may have put
anything there.

So, just report what happens don't try to overguess.

10 years agoam7xxx: add a note on the symmetry of read_header() and send_header()
Antonio Ospite [Wed, 14 Nov 2012 11:08:07 +0000 (12:08 +0100)]
am7xxx: add a note on the symmetry of read_header() and send_header()

In read_header we do:
  1. read data
  2. unserialize header
  3. validity check
  4. dump header

In send_header:
  1. dump header
  2. validity check (we skip it, actually)
  3. serialize header
  4. send data

10 years agoam7xxx: assign device_list next to its first use
Antonio Ospite [Wed, 14 Nov 2012 11:01:34 +0000 (12:01 +0100)]
am7xxx: assign device_list next to its first use

This makes the code a little more readable.

10 years agoam7xxx: print text description of the 'direction' field
Antonio Ospite [Wed, 14 Nov 2012 10:00:58 +0000 (11:00 +0100)]
am7xxx: print text description of the 'direction' field

Print "IN" or "OUT" (or "UNKNOWN") when dumping the direction field of
the header, this makes it easier to follow the communication in the
debug output.

10 years agopicoproj: clarify that when AM7XXX_ZOOM_TEST is set no image gets sent
Antonio Ospite [Sun, 14 Oct 2012 16:23:04 +0000 (18:23 +0200)]
picoproj: clarify that when AM7XXX_ZOOM_TEST is set no image gets sent

10 years agoam7xxx: add support for Philips/SagemCom PicoPix PPX 2055
Antonio Ospite [Sun, 14 Oct 2012 16:03:54 +0000 (18:03 +0200)]
am7xxx: add support for Philips/SagemCom PicoPix PPX 2055

11 years agoexamples: support multiple devices
Antonio Ospite [Mon, 17 Sep 2012 08:07:55 +0000 (10:07 +0200)]
examples: support multiple devices

Expose a '-d <index>' option to set the device index, this way multiple
devices can be used.

Tested-by: Konstantin Lohmann <>
11 years agodoc: update Doxygen configuration
Antonio Ospite [Mon, 17 Sep 2012 08:10:07 +0000 (10:10 +0200)]
doc: update Doxygen configuration

Use "doxygen -s -u doc/"; the update fixes some warnings
when building the documentation with Doxygen 1.8:

warning: Tag `SHOW_DIRECTORIES' at line 79 of file Doxyfile has become obsolete.
To avoid this warning please remove this line from your configuration file or upgrade it using "doxygen -u"
warning: Tag `HTML_ALIGN_MEMBERS' at line 149 of file Doxyfile has become obsolete.
To avoid this warning please remove this line from your configuration file or upgrade it using "doxygen -u"
warning: Tag `USE_INLINE_TREES' at line 176 of file Doxyfile has become obsolete.
To avoid this warning please remove this line from your configuration file or upgrade it using "doxygen -u"

11 years agoMerge branch 'am7xxx_set_zoom_mode'
Antonio Ospite [Fri, 27 Jul 2012 10:57:44 +0000 (12:57 +0200)]
Merge branch 'am7xxx_set_zoom_mode'

11 years agocontrib: add a test image to show how zoom modes work
Antonio Ospite [Thu, 21 Jun 2012 08:12:14 +0000 (10:12 +0200)]
contrib: add a test image to show how zoom modes work

The image can be converted to a suitable JPEG with 'convert' from

  $ convert libam7xxx_test_image_800x480.svg libam7xxx_test_image_800x480.jpg

11 years agoam7xxx-play: make the help about power mode more consistent
Antonio Ospite [Thu, 21 Jun 2012 08:41:42 +0000 (10:41 +0200)]
am7xxx-play: make the help about power mode more consistent

Use the same terminology used in the Doxygen documentation, "power mode"
instead of "power level".

Print values using "%d" instead of "%x".

11 years agopicoproj: make the help about power mode more consistent
Antonio Ospite [Wed, 20 Jun 2012 13:32:13 +0000 (15:32 +0200)]
picoproj: make the help about power mode more consistent

Use the same terminology used in the Doxygen documentation, "power mode"
instead of "power level".

Print values using "%d" instead of "%x".

11 years agoam7xxx: update signature and documentation of am7xxx_set_power_mode()
Antonio Ospite [Wed, 20 Jun 2012 11:13:20 +0000 (13:13 +0200)]
am7xxx: update signature and documentation of am7xxx_set_power_mode()

In the signature, rename the 'mode' parameter  to 'power' in order to
show better what it is about, after all in am7xxx_set_zoom_mode() the
correspondent parameter has been called zoom.

In the documentation tells about the new guesses about what the expected
behavior after AM7XXX_POWER_OFF is.

11 years agoam7xxx-play: support setting the zoom mode
Antonio Ospite [Thu, 21 Jun 2012 08:32:32 +0000 (10:32 +0200)]
am7xxx-play: support setting the zoom mode

11 years agopicoproj: support setting the zoom mode
Antonio Ospite [Mon, 20 Feb 2012 12:43:03 +0000 (13:43 +0100)]
picoproj: support setting the zoom mode

11 years agoam7xxx: implement support for the AM7XXX_PACKET_TYPE_ZOOM
Antonio Ospite [Mon, 20 Feb 2012 12:37:20 +0000 (13:37 +0100)]
am7xxx: implement support for the AM7XXX_PACKET_TYPE_ZOOM

The info has been guessed from the windows drivers, it may be imprecise
and incomplete.

11 years agoMerge remote-tracking branch 'origin/rettichschnidi'
Antonio Ospite [Sun, 8 Jul 2012 21:17:20 +0000 (23:17 +0200)]
Merge remote-tracking branch 'origin/rettichschnidi'

11 years agoAdd missing break.
Reto Schneider [Sun, 8 Jul 2012 20:56:08 +0000 (22:56 +0200)]
Add missing break.

11 years agoFix typo.
Reto Schneider [Thu, 5 Jul 2012 22:48:31 +0000 (00:48 +0200)]
Fix typo.

11 years agocontrib: add an example of how to start displaying images automatically
Antonio Ospite [Fri, 29 Jun 2012 11:22:55 +0000 (13:22 +0200)]
contrib: add an example of how to start displaying images automatically

Add an example of how an am7xxx-autodisplay functionality might be
implemented: some udev rules call a script which resizes the screen and
then call am7xxx-play.

11 years agocontrib: add other supported devices to 55-am7xxx.rules
Antonio Ospite [Thu, 21 Jun 2012 08:23:28 +0000 (10:23 +0200)]
contrib: add other supported devices to 55-am7xxx.rules

11 years agodoc: update the list of supported devices
Antonio Ospite [Wed, 20 Jun 2012 13:01:02 +0000 (15:01 +0200)]
doc: update the list of supported devices

11 years agoam7xxx: rename am7xxx_header.unknown0 to am7xxx_header.direction
Antonio Ospite [Tue, 12 Jun 2012 10:48:28 +0000 (12:48 +0200)]
am7xxx: rename am7xxx_header.unknown0 to am7xxx_header.direction

This field should indicate the direction of the communication, according to
the USB dumps it is 0 for outgoing packets and 1 for incoming packets.

11 years agoREADME.asciidoc: add Aiptek PocketCinema T25 to the AM7XXX devices list
Antonio Ospite [Sat, 9 Jun 2012 10:21:36 +0000 (12:21 +0200)]
README.asciidoc: add Aiptek PocketCinema T25 to the AM7XXX devices list

11 years agoam7xxx: add support for Aiptek PocketCinema T25
Matti Koskinen [Sat, 9 Jun 2012 10:19:28 +0000 (12:19 +0200)]
am7xxx: add support for Aiptek PocketCinema T25

11 years agoREADME.asciidoc: add info about running am7xxx-play.exe on Windows
Antonio Ospite [Tue, 22 May 2012 14:34:29 +0000 (16:34 +0200)]
README.asciidoc: add info about running am7xxx-play.exe on Windows

11 years agoHACKING.asciidoc: add info about compiling am7xxx-play for Windows
Antonio Ospite [Tue, 22 May 2012 14:33:44 +0000 (16:33 +0200)]
HACKING.asciidoc: add info about compiling am7xxx-play for Windows

11 years agoam7xxx-play: check if strtok_r is available
Antonio Ospite [Tue, 22 May 2012 14:23:10 +0000 (16:23 +0200)]
am7xxx-play: check if strtok_r is available

On Windows systems, where strtok_r is not available, strtok_s could be
used but this needs the C Run-Time library (msvcrt.dll or msvcr80.dll)
and we can't distribute it.

So for now, when strtok_r is not available, just print a message to warn
the user that the '-o' options is not available.

11 years agoam7xxx-play: check if sigaction is available
Antonio Ospite [Tue, 22 May 2012 14:21:25 +0000 (16:21 +0200)]
am7xxx-play: check if sigaction is available

If sigaction is not available just stub out the set_signal_handler()

11 years agoam7xxx-play: add a fallback definition for ENOTSUP
Antonio Ospite [Tue, 22 May 2012 14:16:15 +0000 (16:16 +0200)]
am7xxx-play: add a fallback definition for ENOTSUP

11 years agoam7xxx-play: get the framerate from the video stream
Antonio Ospite [Tue, 22 May 2012 13:42:26 +0000 (15:42 +0200)]
am7xxx-play: get the framerate from the video stream

When setting the output codec get the time_base (which indicates the
framerate) from the video stream, not from the input codec context, this
is the correct way to do it.

On some systems (Windows) the time_base from the input codec context is
set different from the one of the video stream, and timebase.num ends up
being 0 which results in the output codec initialization failing with
the message "framerate not set".

11 years agomingw_cross_toolchain.cmake: set the MINGW variable to True
Antonio Ospite [Tue, 22 May 2012 13:29:55 +0000 (15:29 +0200)]
mingw_cross_toolchain.cmake: set the MINGW variable to True

Setting MINGW to True is important to let cmake set some variables such

I wasted a lot of time on this with find_library() not finding libav
libraries compiled for MingW whith the ".dll.a" suffix.

11 years agoHACKING.asciidoc: add info about getting and building libam7xxx
Antonio Ospite [Tue, 15 May 2012 08:35:05 +0000 (10:35 +0200)]
HACKING.asciidoc: add info about getting and building libam7xxx

Some Ubuntu user asked for a step by step guide.

11 years agoREADME.asciidoc: add Royaltek PJU-2100 to the AM7XXX based devices list
Antonio Ospite [Mon, 14 May 2012 12:42:44 +0000 (14:42 +0200)]
README.asciidoc: add Royaltek PJU-2100 to the AM7XXX based devices list

The drivers for this device look like the same "EZ Display" bundle as
some other models.

11 years agoam7xxx: add support for Acer C112
Richard Wisenoecker [Sun, 13 May 2012 08:25:52 +0000 (10:25 +0200)]
am7xxx: add support for Acer C112

11 years agoREADME.asciidoc document how to get libam7xx running on MS Windows
Antonio Ospite [Fri, 11 May 2012 19:52:29 +0000 (21:52 +0200)]
README.asciidoc document how to get libam7xx running on MS Windows

11 years agoAdd a simple usb_mode_switch clone for am7xxx devices
Antonio Ospite [Fri, 11 May 2012 19:50:36 +0000 (21:50 +0200)]
Add a simple usb_mode_switch clone for am7xxx devices

Add am7xxx_mode_switch, this is will be used on systems where
usb_mode_switch is not easily available (e.g. MS Windows).

11 years agoTODO: mention the plan about GStreamer
Antonio Ospite [Thu, 10 May 2012 15:00:27 +0000 (17:00 +0200)]
TODO: mention the plan about GStreamer

11 years agoMerge branch 'mingw-port'
Antonio Ospite [Thu, 10 May 2012 14:02:16 +0000 (16:02 +0200)]
Merge branch 'mingw-port'

11 years agoHACKING.asciidoc: add a section to explain Windows cross compilation
Antonio Ospite [Thu, 10 May 2012 13:46:47 +0000 (15:46 +0200)]
HACKING.asciidoc: add a section to explain Windows cross compilation

11 years agoAdd a CMAKE_TOOLCHAIN_FILE to compile with MinGW
Antonio Ospite [Thu, 10 May 2012 13:29:56 +0000 (15:29 +0200)]
Add a CMAKE_TOOLCHAIN_FILE to compile with MinGW

This is inspired by this blog post by Sylvain Beucler:

11 years agoDon't set -pedantic-errors in CMAKE_C_FLAGS, it breaks check_symbol_exists()
Antonio Ospite [Thu, 10 May 2012 12:58:26 +0000 (14:58 +0200)]
Don't set -pedantic-errors in CMAKE_C_FLAGS, it breaks check_symbol_exists()

Set -pedantic-errors in more specific variables like

See also

11 years agopicoproj: replace mmap() with more portable file stream operations
Antonio Ospite [Thu, 10 May 2012 10:13:03 +0000 (12:13 +0200)]
picoproj: replace mmap() with more portable file stream operations

This makes picoproj compile for Windows, for instance.

11 years agopicoproj: fix a typo
Antonio Ospite [Thu, 10 May 2012 10:11:33 +0000 (12:11 +0200)]
picoproj: fix a typo

We have no am7xxx_get_info(), maybe this is a leftover of some older
unreleased API version.

11 years agopicoproj: issue a warning when passing "-f" more than once
Antonio Ospite [Thu, 10 May 2012 10:10:45 +0000 (12:10 +0200)]
picoproj: issue a warning when passing "-f" more than once

11 years agoam7xxx: don't look for the math library when compiling for Windows
Antonio Ospite [Thu, 10 May 2012 07:34:01 +0000 (09:34 +0200)]
am7xxx: don't look for the math library when compiling for Windows

11 years agoam7xxx: MinGW does not have endian.h, provide fallbacks
Antonio Ospite [Thu, 10 May 2012 07:01:40 +0000 (09:01 +0200)]
am7xxx: MinGW does not have endian.h, provide fallbacks

Provide fallbacks only for the functions used in the code, and assume
Windows is always using little endian.