libam7xxx.git
6 years agoam7xxx: specify LIBUSB_CALL for send_data_async_complete_cb()
Antonio Ospite [Mon, 26 Feb 2018 15:05:20 +0000 (16:05 +0100)]
am7xxx: specify LIBUSB_CALL for send_data_async_complete_cb()

send_data_async_complete_cb() is used as a callback for
libusb_fill_bulk_transfer() and it is expected to be of type
'libusb_transfer_cb_fn' which is defined using LIBUSB_CALL.

LIBUSB_CALL is only used on Windows and not having it results in the
following warning when compiling for Windows:

  .../libam7xxx/src/am7xxx.c: In function ‘send_data_async’:
  .../libam7xxx/src/am7xxx.c:508:7: warning: passing argument 6 of ‘libusb_fill_bulk_transfer’ from incompatible pointer type [-Wincompatible-pointer-types]
         send_data_async_complete_cb, dev, 0);
         ^~~~~~~~~~~~~~~~~~~~~~~~~~~
  In file included from /home/ao2/Proj/picoProjector/libam7xxx/src/am7xxx.c:24:0:
  .../libam7xxx/build/libusb-1.0.21/include/libusb-1.0/libusb.h:1553:20: note: expected ‘libusb_transfer_cb_fn’ but argument is of type ‘void (*)(struct libusb_transfer *)’
   static inline void libusb_fill_bulk_transfer(struct libusb_transfer *transfer,
                      ^~~~~~~~~~~~~~~~~~~~~~~~~

6 years agosrc/tools.c: fix compilation on Windows
Antonio Ospite [Mon, 26 Feb 2018 14:50:53 +0000 (15:50 +0100)]
src/tools.c: fix compilation on Windows

On Windows nanosleep() is not available and compiling fails with the
following error:

  CMakeFiles/am7xxx.dir/objects.a(tools.c.obj):tools.c:(.text+0x4a): undefined reference to `nanosleep'
  collect2: error: ld returned 1 exit status
  make[2]: *** [src/CMakeFiles/am7xxx.dir/build.make:153: lib/libam7xxx.dll] Error 1
  make[1]: *** [CMakeFiles/Makefile2:189: src/CMakeFiles/am7xxx.dir/all] Error 2
  make: *** [Makefile:130: all] Error 2

Using the native Windows function Sleep() fixes the error.

6 years agoHACKING.asciidoc: update the Windows build instructions
Antonio Ospite [Mon, 26 Feb 2018 14:44:22 +0000 (15:44 +0100)]
HACKING.asciidoc: update the Windows build instructions

6 years agoexamples/CMakeLists.txt: restrict required libraries for avformat_open_input()
Antonio Ospite [Mon, 26 Feb 2018 14:39:12 +0000 (15:39 +0100)]
examples/CMakeLists.txt: restrict required libraries for avformat_open_input()

When checking if avformat_open_input() exists, link only with
FFMPEG_LIBAVFORMAT_LIBRARIES, this is more essential and also more
symmetric from a readability point of view.

6 years agoexamples/CMakeLists.txt: use a relative path for the include file
Antonio Ospite [Mon, 26 Feb 2018 14:01:40 +0000 (15:01 +0100)]
examples/CMakeLists.txt: use a relative path for the include file

This is the correct way to include a file when calling
check_symbol_exists(), since the include paths are already set with:

  set(CMAKE_REQUIRED_INCLUDES ${FFMPEG_LIBAVFORMAT_INCLUDE_DIRS})

6 years agomingw_cross_toolchain.cmake: remove the deprecated CMAKE_FORCE_C_COMPILER
Antonio Ospite [Mon, 26 Feb 2018 13:53:48 +0000 (14:53 +0100)]
mingw_cross_toolchain.cmake: remove the deprecated CMAKE_FORCE_C_COMPILER

This fixes the following warning:

  CMake Deprecation Warning at /usr/share/cmake-3.10/Modules/CMakeForceCompiler.cmake:69 (message):
    The CMAKE_FORCE_C_COMPILER macro is deprecated.  Instead just set
    CMAKE_C_COMPILER and allow CMake to identify the compiler.

6 years agoChangeLog: remove the file, users can look at the git history for details
Antonio Ospite [Mon, 26 Feb 2018 10:11:44 +0000 (11:11 +0100)]
ChangeLog: remove the file, users can look at the git history for details

6 years agoam7xxx-play: rename CODEC_FLAG_QSCALE to AV_CODEC_FLAG_QSCALE
Antonio Ospite [Mon, 26 Feb 2018 10:03:13 +0000 (11:03 +0100)]
am7xxx-play: rename CODEC_FLAG_QSCALE to AV_CODEC_FLAG_QSCALE

In FFMpeg 3.5+ the unprefixed CODEC_* constants have been removed, only
the correspondent AV_CODEC_* ones are available.

This fixes a build failure:

  .../examples/am7xxx-play.c: In function 'video_output_init':
  .../examples/am7xxx-play.c:240:34: error: 'CODEC_FLAG_QSCALE' undeclared (first use in this function); did you mean 'AV_CODEC_FLAG_QSCALE'?
    output_codec_ctx->flags      |= CODEC_FLAG_QSCALE;
                                    ^~~~~~~~~~~~~~~~~
                                    AV_CODEC_FLAG_QSCALE

7 years agocontrib/howto-picopix.asciidoc: minor fixes
Antonio Ospite [Thu, 28 Sep 2017 12:06:54 +0000 (14:06 +0200)]
contrib/howto-picopix.asciidoc: minor fixes

7 years agocontrib: add a HOWTO for new users
Antonio Ospite [Thu, 28 Sep 2017 12:02:34 +0000 (14:02 +0200)]
contrib: add a HOWTO for new users

Thanks to Étienne Morin, https://e-morin.com

7 years agocontrib: add a patch to allow compiling libam7xxx on Ubuntu 14.04 LTS
Antonio Ospite [Thu, 28 Sep 2017 09:37:55 +0000 (11:37 +0200)]
contrib: add a patch to allow compiling libam7xxx on Ubuntu 14.04 LTS

The patch has not been tested, it is here just as a convenient starting
point for interested users.

7 years agodoc/lsusb_dumps: show that the PicoPix 2330 and 2340 have the same descriptor
Antonio Ospite [Thu, 28 Sep 2017 07:14:52 +0000 (09:14 +0200)]
doc/lsusb_dumps: show that the PicoPix 2330 and 2340 have the same descriptor

Rename lsusb_Philips-PicoPix-2330.log to show that the PicoPix 2340 has
the same descriptor.

7 years agoam7xxx: simplify the device info caching operation in am7xxx_open_device()
Antonio Ospite [Tue, 14 Feb 2017 09:04:19 +0000 (10:04 +0100)]
am7xxx: simplify the device info caching operation in am7xxx_open_device()

Now that am7xxx_get_device_info() is more robust, the check in the
caller can be avoided.

7 years agoam7xxx: make sure am7xxx_get_device_info() always returns sensible values
Antonio Ospite [Tue, 14 Feb 2017 08:49:24 +0000 (09:49 +0100)]
am7xxx: make sure am7xxx_get_device_info() always returns sensible values

am7xxx_get_device_info() was not covering the case of a non-NULL output
parameter on the very first invocation, this case would not usually
happen in normal operation, but the problem was there: in that case the
output device_info structure would have contained garbage, as spotted by
the static analyzer:

.../src/am7xxx.c:1279:21: warning: The right operand of '<=' is a garbage value
            original_width <= device_info.native_width &&
                           ^  ~~~~~~~~~~~~~~~~~~~~~~~~
.../src/am7xxx.c:1288:39: warning: The right operand of '/' is a garbage value
        width_ratio =  (float)original_width / device_info.native_width;
                                             ^ ~~~~~~~~~~~~~~~~~~~~~~~~

While at it also fix the symmetric case of a NULL output parameter on
subsequent invocation: check that the output argument is non-NULL before
memcpy-ing to it.

8 years agoam7xxx-play: get rid of the deprecated function av_free_packet()
Antonio Ospite [Thu, 30 Jun 2016 16:05:53 +0000 (18:05 +0200)]
am7xxx-play: get rid of the deprecated function av_free_packet()

This also fixes this warning:

  warning: ‘av_free_packet’ is deprecated

8 years agoam7xxx-play: get rd of the deprecated function avpicture_fill()
Antonio Ospite [Thu, 30 Jun 2016 16:02:45 +0000 (18:02 +0200)]
am7xxx-play: get rd of the deprecated function avpicture_fill()

This also fixes this warning:

  warning: ‘avpicture_fill’ is deprecated

8 years agoam7xxx-play: get rid of the deprecated function avpicture_get_size()
Antonio Ospite [Thu, 30 Jun 2016 16:00:33 +0000 (18:00 +0200)]
am7xxx-play: get rid of the deprecated function avpicture_get_size()

This also fixes this warning:

  warning: ‘avpicture_get_size’ is deprecated

8 years agoam7xxx: simplify one return path in am7xxx_init()
Antonio Ospite [Thu, 30 Jun 2016 15:58:33 +0000 (17:58 +0200)]
am7xxx: simplify one return path in am7xxx_init()

Just return directly when there is no cleanup to do, it is more
readable.

8 years agoexamples/CMakeLists.txt: clean up Feature Test Macro Requirements defines
Antonio Ospite [Wed, 29 Jun 2016 17:35:21 +0000 (19:35 +0200)]
examples/CMakeLists.txt: clean up Feature Test Macro Requirements defines

Setting _POSIX_C_SOURCE to the right value enables all the needed
functionalities.

This also avoids using _DEFAULT_SOURCE explicitly to get rid of the
_BSD_SOURCE deprecation warning.

8 years agosrc/CMakeLists.txt: fix a compilation warning about _BSD_SOURCE deprecation
Antonio Ospite [Wed, 29 Jun 2016 17:32:29 +0000 (19:32 +0200)]
src/CMakeLists.txt: fix a compilation warning about _BSD_SOURCE deprecation

Fix this warning from recent compilers:
 # warning "_BSD_SOURCE and _SVID_SOURCE are deprecated, use _DEFAULT_SOURCE"

8 years agoam7xxx-play: add more informations about how the raw format is handled
Antonio Ospite [Wed, 29 Jun 2016 17:04:28 +0000 (19:04 +0200)]
am7xxx-play: add more informations about how the raw format is handled

This new comment should make it easier to understand why there is no
need to encode the frame when outputting data in the raw format
supported by the device

8 years agoam7xxx-play: output more informative message when get_x_screen_size() is a stub
Antonio Ospite [Wed, 29 Jun 2016 17:02:21 +0000 (19:02 +0200)]
am7xxx-play: output more informative message when get_x_screen_size() is a stub

8 years agoHACKING.asciidoc: mention libxcb1-dev as a build dependency
Antonio Ospite [Wed, 29 Jun 2016 16:56:49 +0000 (18:56 +0200)]
HACKING.asciidoc: mention libxcb1-dev as a build dependency

Without libxcb1-dev am7xxx-play can't figure out the screen dimensions.

8 years agoFix a missing parenthesis in some output strings
Antonio Ospite [Sat, 9 Jan 2016 12:18:40 +0000 (13:18 +0100)]
Fix a missing parenthesis in some output strings

8 years agoam7xxx-modeswitch: adjust comment formatting
Antonio Ospite [Sat, 9 Jan 2016 12:17:49 +0000 (13:17 +0100)]
am7xxx-modeswitch: adjust comment formatting

9 years agoNEWS: fix a typo s/am7xx-play/am7xxx-play/
Antonio Ospite [Wed, 18 Nov 2015 15:52:39 +0000 (16:52 +0100)]
NEWS: fix a typo s/am7xx-play/am7xxx-play/

9 years agoam7xxx: bump _POSIX_C_SOURCE to 200112L for lroundf()
Antonio Ospite [Tue, 17 Nov 2015 17:42:39 +0000 (18:42 +0100)]
am7xxx: bump _POSIX_C_SOURCE to 200112L for lroundf()

The library code uses lroundf() from math.h but some compilers may warn
about an implicit definition of it, so make sure it it actually
available by following the requirements from the LROUND(3) man page.

9 years agoam7xxx: remove a useless empty line
Antonio Ospite [Tue, 17 Nov 2015 17:41:18 +0000 (18:41 +0100)]
am7xxx: remove a useless empty line

9 years agoRelease version 0.1.6 v0.1.6
Antonio Ospite [Tue, 17 Nov 2015 15:37:28 +0000 (16:37 +0100)]
Release version 0.1.6

9 years agoRefresh contrib/performance/0001-Instrument-code-with-fps-meter.patch
Antonio Ospite [Tue, 17 Nov 2015 15:30:35 +0000 (16:30 +0100)]
Refresh contrib/performance/0001-Instrument-code-with-fps-meter.patch

9 years agoStrip trailing spaces here and there
Antonio Ospite [Tue, 17 Nov 2015 14:46:15 +0000 (15:46 +0100)]
Strip trailing spaces here and there

9 years agoam7xxx-play: fix warning about deprecated fields in the output codec
Antonio Ospite [Tue, 17 Nov 2015 12:21:31 +0000 (13:21 +0100)]
am7xxx-play: fix warning about deprecated fields in the output codec

  .../examples/am7xxx-play.c:238:2:
  warning: ‘lmin’ is deprecated [-Wdeprecated-declarations]
    output_codec_ctx->mb_lmin    = output_codec_ctx->lmin = output_codec_ctx->qmin * FF_QP2LAMBDA;
    ^
  .../examples/am7xxx-play.c:239:2:
  warning: ‘lmax’ is deprecated [-Wdeprecated-declarations]
    output_codec_ctx->mb_lmax    = output_codec_ctx->lmax = output_codec_ctx->qmax * FF_QP2LAMBDA;
    ^

9 years agoam7xxx-play: don't dump the last frame unconditionally
Antonio Ospite [Tue, 17 Nov 2015 12:10:40 +0000 (13:10 +0100)]
am7xxx-play: don't dump the last frame unconditionally

Stop dumping the last frame unconditionally in DEBUG mode, it's not the
expected behavior; instead add an option to explicitly enable dumping
the last frame but still leave this active only in DEBUG mode.

9 years agoam7xxx-play: fix runtime warnings from ffmpeg
Antonio Ospite [Tue, 17 Nov 2015 09:47:36 +0000 (10:47 +0100)]
am7xxx-play: fix runtime warnings from ffmpeg

ffmpeg emits warnings at runtime about some AVFrame fields not being
set:

  [mjpeg @ 0x669040] AVFrame.format is not set
  [mjpeg @ 0x669040] AVFrame.width or height is not set

This happens in a loop so the message is repeated over and over and
becomes annoying, fix this by setting the missing values.

9 years agoTODO: add some ideas for minor enhancements
Antonio Ospite [Tue, 17 Nov 2015 09:43:46 +0000 (10:43 +0100)]
TODO: add some ideas for minor enhancements

9 years agoam7xxx-play: fix an error message, we now use am7xxx_send_image_async()
Antonio Ospite [Tue, 17 Nov 2015 09:41:58 +0000 (10:41 +0100)]
am7xxx-play: fix an error message, we now use am7xxx_send_image_async()

9 years agoFix some format string warnings from clang
Antonio Ospite [Sat, 7 Nov 2015 21:33:03 +0000 (22:33 +0100)]
Fix some format string warnings from clang

Building with clang gives some format string warnings as below, fix them
by using the correct format string when printing out the values.

  .../libam7xxx/src/am7xxx.c:804:38: warning:
  format specifies type 'unsigned char' but the argument has type 'int'
  [-Wformat]
                        (*dev)->desc->configuration, current_configuration);
                                                     ^~~~~~~~~~~~~~~~~~~~~
  .../libam7xxx/src/am7xxx.c:65:85: note:
  expanded from macro 'debug'
  #define debug(ctx, ...)   log_message(ctx, AM7XXX_LOG_DEBUG, __func__, 0, __VA_ARGS__)
                                                                            ^
  1 warning generated.

  [...]

  .../libam7xxx/examples/am7xxx-modeswitch.c:75:5:
  warning: format specifies type 'unsigned char' but the argument has type
  'int' [-Wformat]
                                  AM7XXX_STORAGE_CONFIGURATION);
                                  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
  .../libam7xxx/examples/am7xxx-modeswitch.c:26:38:
  note: expanded from macro 'AM7XXX_STORAGE_CONFIGURATION'
  #define AM7XXX_STORAGE_CONFIGURATION 1
                                       ^
  .../libam7xxx/examples/am7xxx-modeswitch.c:87:4:
  warning: format specifies type 'unsigned char' but the argument has type
  'int' [-Wformat]
                          AM7XXX_STORAGE_INTERFACE);
                          ^~~~~~~~~~~~~~~~~~~~~~~~
  .../libam7xxx/examples/am7xxx-modeswitch.c:27:38:
  note: expanded from macro 'AM7XXX_STORAGE_INTERFACE'
  #define AM7XXX_STORAGE_INTERFACE     0
                                       ^
  .../libam7xxx/examples/am7xxx-modeswitch.c:104:4:
  warning: format specifies type 'unsigned char' but the argument has type
  'int' [-Wformat]
                          AM7XXX_STORAGE_CONFIGURATION, current_configuration);
                          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
  .../libam7xxx/examples/am7xxx-modeswitch.c:26:38:
  note: expanded from macro 'AM7XXX_STORAGE_CONFIGURATION'
  #define AM7XXX_STORAGE_CONFIGURATION 1
                                       ^
  .../libam7xxx/examples/am7xxx-modeswitch.c:104:34:
  warning: format specifies type 'unsigned char' but the argument has type
  'int' [-Wformat]
                          AM7XXX_STORAGE_CONFIGURATION, current_configuration);
                                                        ^~~~~~~~~~~~~~~~~~~~~
  4 warnings generated.

9 years agoam7xxx-play: Replace deprecated FFmpeg API symbol PIX_FMT_NV12
Andreas Cadhalpun [Sun, 1 Nov 2015 23:00:00 +0000 (00:00 +0100)]
am7xxx-play: Replace deprecated FFmpeg API symbol PIX_FMT_NV12

PIX_FMT_NV12 is not going to be available in ffmpeg 2.9 so prepare for
that by using AV_PIX_FMT_NV12, which BTW has been available for quite
some time already.

9 years agoam7xxx: put some spaces around operators
Antonio Ospite [Wed, 8 Jul 2015 09:26:13 +0000 (11:26 +0200)]
am7xxx: put some spaces around operators

9 years agoam7xxx-modeswitch: fix the Length field in the switch command
Antonio Ospite [Fri, 26 Jun 2015 08:25:26 +0000 (10:25 +0200)]
am7xxx-modeswitch: fix the Length field in the switch command

The switch_command is a USB storage message, the bulk_cb_wrap structure
from include/linux/usb/storage.h in the Linux kernel shows the fields
meanings:

struct bulk_cb_wrap {
__le32 Signature; /* contains 'USBC' */
__u32 Tag; /* unique per command id */
__le32 DataTransferLength; /* size of data */
__u8 Flags; /* direction in bit 0 */
__u8 Lun; /* LUN normally 0 */
__u8 Length; /* length of the CDB */
__u8 CDB[16]; /* max command */
};

In switch_command the data in CDB is 16 bytes long (0x10), so using 0x0c
was wrong, it worked on some devices but it did not on others.

Use the correct value.

Thanks-to: Balasubramanian S <sbala214@gmail.com>

9 years agoam7xxx: remove a redundant debug message in open_device()
Antonio Ospite [Wed, 10 Jun 2015 11:30:09 +0000 (13:30 +0200)]
am7xxx: remove a redundant debug message in open_device()

The calling function will show an error for the same condition.

9 years agoam7xxx: use debug() instead of fatal() in add_new_device()
Antonio Ospite [Wed, 10 Jun 2015 11:16:02 +0000 (13:16 +0200)]
am7xxx: use debug() instead of fatal() in add_new_device()

We are guaranteed that ctx is non-null by a previous check.

9 years agoam7xxx: rename the "function" argument of log_message() to "function_name"
Antonio Ospite [Wed, 10 Jun 2015 10:51:38 +0000 (12:51 +0200)]
am7xxx: rename the "function" argument of log_message() to "function_name"

This express better the meaning of the variable.

9 years agoam7xxx: split declaration and initialization of the "transferred" variable
Antonio Ospite [Wed, 10 Jun 2015 10:42:39 +0000 (12:42 +0200)]
am7xxx: split declaration and initialization of the "transferred" variable

This makes it clearer than we mean to initialize the variable to
0 before _each_ libusb_bulk_transfer() call.

9 years agoam7xxx-modeswitch: add a blank line for readability
Antonio Ospite [Wed, 10 Jun 2015 10:41:57 +0000 (12:41 +0200)]
am7xxx-modeswitch: add a blank line for readability

9 years agoam7xxx-modeswitch: set USB configuration following libusb documentation
Antonio Ospite [Wed, 10 Jun 2015 10:38:21 +0000 (12:38 +0200)]
am7xxx-modeswitch: set USB configuration following libusb documentation

For the details see: http://libusb.sourceforge.net/api-1.0/caveats.html

9 years agoam7xxx-modeswitch: reorder declarations of variables
Antonio Ospite [Wed, 10 Jun 2015 10:22:57 +0000 (12:22 +0200)]
am7xxx-modeswitch: reorder declarations of variables

9 years agoam7xxx-modeswitch: remove unneeded assignment
Antonio Ospite [Wed, 10 Jun 2015 10:21:41 +0000 (12:21 +0200)]
am7xxx-modeswitch: remove unneeded assignment

9 years agoam7xxx-modeswitch: improve messages relative to libusb failures
Antonio Ospite [Wed, 10 Jun 2015 10:18:49 +0000 (12:18 +0200)]
am7xxx-modeswitch: improve messages relative to libusb failures

9 years agoam7xxx-modeswitch: use LIBUSB_LOG_LEVEL_INFO instead of a magic number
Antonio Ospite [Wed, 10 Jun 2015 10:12:22 +0000 (12:12 +0200)]
am7xxx-modeswitch: use LIBUSB_LOG_LEVEL_INFO instead of a magic number

9 years agoam7xxx-modeswitch: use libusb_set_auto_detach_kernel_driver()
Antonio Ospite [Wed, 10 Jun 2015 10:09:31 +0000 (12:09 +0200)]
am7xxx-modeswitch: use libusb_set_auto_detach_kernel_driver()

9 years agoam7xxx: print an error message when libusb_init fails
Antonio Ospite [Wed, 10 Jun 2015 10:07:20 +0000 (12:07 +0200)]
am7xxx: print an error message when libusb_init fails

9 years agoam7xxx: improve the comment about setting a new configuration
Antonio Ospite [Wed, 10 Jun 2015 09:05:46 +0000 (11:05 +0200)]
am7xxx: improve the comment about setting a new configuration

Explain better why it is not needed to detach all kernel drivers in most
situations.

9 years agoam7xxx: clarify a comment about copying data in send_data_async()
Antonio Ospite [Wed, 10 Jun 2015 09:03:58 +0000 (11:03 +0200)]
am7xxx: clarify a comment about copying data in send_data_async()

9 years agoam7xxx: release the interface when needed in open_device()
Antonio Ospite [Mon, 20 Apr 2015 15:19:10 +0000 (17:19 +0200)]
am7xxx: release the interface when needed in open_device()

Release the interface when bailing out of open_device() after the
interface has been claimed.

9 years agoam7xxx: check the return value of libusb_get_configuration()
Antonio Ospite [Mon, 20 Apr 2015 15:09:19 +0000 (17:09 +0200)]
am7xxx: check the return value of libusb_get_configuration()

libusb_get_configuration() can still fail after the device has been
opened, so check its actual return value before trusting the returned
current_configuration.

9 years agoam7xxx: fix the error path of the second configuration check
Antonio Ospite [Mon, 20 Apr 2015 14:42:02 +0000 (16:42 +0200)]
am7xxx: fix the error path of the second configuration check

Return a negative error value when the configuration check done after
claiming the interface fails, and also fix the output messages.

9 years agoam7xxx: add comment about detaching kernel drivers before setting configuration
Antonio Ospite [Mon, 20 Apr 2015 14:32:04 +0000 (16:32 +0200)]
am7xxx: add comment about detaching kernel drivers before setting configuration

9 years agoam7xxx: add some spaces in a comment
Antonio Ospite [Mon, 20 Apr 2015 14:30:53 +0000 (16:30 +0200)]
am7xxx: add some spaces in a comment

9 years agoam7xxx: fix the coding style used to represent pointers
Antonio Ospite [Mon, 20 Apr 2015 14:28:47 +0000 (16:28 +0200)]
am7xxx: fix the coding style used to represent pointers

9 years agoam7xxx: use libusb_error_name to print the return value of libusb calls
Antonio Ospite [Sun, 25 Jan 2015 23:20:20 +0000 (00:20 +0100)]
am7xxx: use libusb_error_name to print the return value of libusb calls

This makes the debug output more useful.

9 years agoam7xxx: detach kernel driver before claiming the interface
Antonio Ospite [Sun, 25 Jan 2015 23:05:27 +0000 (00:05 +0100)]
am7xxx: detach kernel driver before claiming the interface

This is needed on some systems like Ubuntu 14.04, but apparently not on
Debian ones.

Thanks-to: Andrea Console <andreaconsole@gmail.com>

9 years agoam7xxx: use a saner approach when setting the USB configuration
Antonio Ospite [Sun, 25 Jan 2015 23:00:25 +0000 (00:00 +0100)]
am7xxx: use a saner approach when setting the USB configuration

Follow the advices from
http://libusb.sourceforge.net/api-1.0/caveats.html

9 years agoam7xxx: when listing possible return values use "or" in place of "and"
Antonio Ospite [Sun, 25 Jan 2015 22:42:42 +0000 (23:42 +0100)]
am7xxx: when listing possible return values use "or" in place of "and"

9 years agoam7xxx: mention open_device() in the comment about scan_devices()
Antonio Ospite [Sun, 25 Jan 2015 22:40:35 +0000 (23:40 +0100)]
am7xxx: mention open_device() in the comment about scan_devices()

9 years agoam7xxx: clean up the exit path in open_device()
Antonio Ospite [Sun, 25 Jan 2015 22:27:37 +0000 (23:27 +0100)]
am7xxx: clean up the exit path in open_device()

9 years agoam7xxx: comment on the loop termination in SCAN_OP_OPEN_DEVICE mode
Antonio Ospite [Sun, 25 Jan 2015 22:23:33 +0000 (23:23 +0100)]
am7xxx: comment on the loop termination in SCAN_OP_OPEN_DEVICE mode

9 years agoam7xxx: factor out an open_device() function from scan_devices()
Antonio Ospite [Sun, 25 Jan 2015 22:12:03 +0000 (23:12 +0100)]
am7xxx: factor out an open_device() function from scan_devices()

This reduces the indentation level and makes the code more readable, now
it will be easier to improve open_device().

9 years agoam7xxx: make a comment clearer about SCAN_OP_OPEN_DEVICE
Antonio Ospite [Sun, 25 Jan 2015 21:12:27 +0000 (22:12 +0100)]
am7xxx: make a comment clearer about SCAN_OP_OPEN_DEVICE

9 years agoTODO: add another item about the style used in cmake files
Antonio Ospite [Sun, 25 Jan 2015 20:34:13 +0000 (21:34 +0100)]
TODO: add another item about the style used in cmake files

9 years agodoc/lsusb_dumps: add lsusb_Philips-PicoPix-1020.log
Antonio Ospite [Sun, 25 Jan 2015 20:33:34 +0000 (21:33 +0100)]
doc/lsusb_dumps: add lsusb_Philips-PicoPix-1020.log

9 years agoexamples: fix handling optional libraries in target_link_libraries()
Antonio Ospite [Tue, 30 Dec 2014 22:47:04 +0000 (23:47 +0100)]
examples: fix handling optional libraries in target_link_libraries()

am7xxx-play can compile just fine without XCB, but cmake was being
overly strict when XCB was missing.

10 years agoam7xxx-play: improve a comment
Antonio Ospite [Sat, 22 Nov 2014 23:03:08 +0000 (00:03 +0100)]
am7xxx-play: improve a comment

10 years agoam7xxx-play: fix a possible case of use before initialization
Antonio Ospite [Sat, 22 Nov 2014 22:58:36 +0000 (23:58 +0100)]
am7xxx-play: fix a possible case of use before initialization

The got_packet variable is assigned inside an internal "if" of the while
loop, but it is also used in the checks at the end of the while loop,
and it is possible to get to this part before having ever assigned the
variable, so in order to behave correctly initialize the variable before
the loop starts.

10 years agodoc: update Doxyfile.in
Antonio Ospite [Wed, 5 Nov 2014 10:38:19 +0000 (11:38 +0100)]
doc: update Doxyfile.in

In particular this fixes the following warnings from doxygen:

Warning: Tag `XML_SCHEMA' at line 235 of file `Doxyfile.in' has become obsolete.
         This tag has been removed.
Warning: Tag `XML_DTD' at line 236 of file `Doxyfile.in' has become obsolete.
         This tag has been removed.

10 years agoexamples: the examples were always meant to be all under GPL-3+
Antonio Ospite [Mon, 7 Jul 2014 13:53:22 +0000 (15:53 +0200)]
examples: the examples were always meant to be all under GPL-3+

10 years agoRelease version 0.1.5 v0.1.5
Antonio Ospite [Thu, 15 May 2014 10:44:07 +0000 (12:44 +0200)]
Release version 0.1.5

10 years agoHACKING.asciidoc: update Windows cross-build section to use libav10
Antonio Ospite [Thu, 15 May 2014 10:33:41 +0000 (12:33 +0200)]
HACKING.asciidoc: update Windows cross-build section to use libav10

10 years agoam7xxx-play: port to libav10
Antonio Ospite [Mon, 12 May 2014 21:02:28 +0000 (23:02 +0200)]
am7xxx-play: port to libav10

10 years agoUpdate email address and copyright years
Antonio Ospite [Thu, 8 May 2014 10:59:02 +0000 (12:59 +0200)]
Update email address and copyright years

10 years agocontrib/performance/README: fix some typos
Antonio Ospite [Thu, 8 May 2014 10:37:44 +0000 (12:37 +0200)]
contrib/performance/README: fix some typos

10 years agocosmetics: remove some trailing spaces
Antonio Ospite [Thu, 8 May 2014 10:27:23 +0000 (12:27 +0200)]
cosmetics: remove some trailing spaces

10 years agoREADME.asciidoc: update instructions to test libam7xxx on Windows
Antonio Ospite [Thu, 8 May 2014 10:26:04 +0000 (12:26 +0200)]
README.asciidoc: update instructions to test libam7xxx on Windows

10 years agoHACKING.asciidoc: update the build instructions for Windows
Antonio Ospite [Thu, 8 May 2014 10:15:16 +0000 (12:15 +0200)]
HACKING.asciidoc: update the build instructions for Windows

10 years agoam7xxx: don't use partial designated initializers
Antonio Ospite [Thu, 8 May 2014 09:37:34 +0000 (11:37 +0200)]
am7xxx: don't use partial designated initializers

Compilers may warn about missing fields in initializers when more checks
are enabled with STRICT_COMPILATION_CHECKS=ON:

  .../src/am7xxx.c:1131:31: error: missing field 'direction' initializer [-Werror,-Wmissing-field-initializers]
          struct am7xxx_header h = { 0 };
                                       ^
  1 error generated.

10 years agoam7xxx: add a portable_endian.h
Antonio Ospite [Thu, 8 May 2014 09:22:31 +0000 (11:22 +0200)]
am7xxx: add a portable_endian.h

Add a portable_endian.h to define platform specific implementations for
the functions found on most unix-like systems in endian.h.

10 years agoMerge branch 'zoom-tele-picopix'
Antonio Ospite [Wed, 7 May 2014 19:40:44 +0000 (21:40 +0200)]
Merge branch 'zoom-tele-picopix'

10 years agoam7xxx-play: allow setting the AM7XXX_ZOOM_TELE zoom mode
Antonio Ospite [Wed, 7 May 2014 16:05:11 +0000 (18:05 +0200)]
am7xxx-play: allow setting the AM7XXX_ZOOM_TELE zoom mode

10 years agopicoproj: allow setting the AM7XXX_ZOOM_TELE zoom mode
Antonio Ospite [Wed, 7 May 2014 16:04:16 +0000 (18:04 +0200)]
picoproj: allow setting the AM7XXX_ZOOM_TELE zoom mode

10 years agoam7xxx: implement the set_zoom_mode() operation for the PicoPix 2055
Antonio Ospite [Wed, 7 May 2014 16:01:58 +0000 (18:01 +0200)]
am7xxx: implement the set_zoom_mode() operation for the PicoPix 2055

Apparently AM7XXX_ZOOM_ORIGINAL and AM7XXX_ZOOM_TELE are the only
supported zoom modes on the PicoPix 2055.

10 years agoam7xxx: add support for a new AM7XXX_ZOOM_TELE zoom mode
Antonio Ospite [Wed, 7 May 2014 15:59:30 +0000 (17:59 +0200)]
am7xxx: add support for a new AM7XXX_ZOOM_TELE zoom mode

Some PicoPix projectors support a different zoom mode than the Acer
C110, in this mode the image uses a different lens distortion but the
frame aspect ratio does not change.

10 years agoam7xxx: add a msleep() implementation in tools.[ch]
Antonio Ospite [Wed, 7 May 2014 15:46:50 +0000 (17:46 +0200)]
am7xxx: add a msleep() implementation in tools.[ch]

10 years agoMerge branch 'powermode-PicoPix2055'
Antonio Ospite [Wed, 4 Dec 2013 10:32:26 +0000 (11:32 +0100)]
Merge branch 'powermode-PicoPix2055'

10 years agoam7xxx: add support for setting the power mode on the PicoPix 2055
Antonio Ospite [Thu, 28 Nov 2013 14:23:04 +0000 (15:23 +0100)]
am7xxx: add support for setting the power mode on the PicoPix 2055

10 years agoam7xxx: dump fields of unknown packet types
Antonio Ospite [Thu, 28 Nov 2013 14:13:12 +0000 (15:13 +0100)]
am7xxx: dump fields of unknown packet types

Allow dumping the payload fields as generic header_data, this is useful
when the packet type cannot be handled explicitly because the meaning of
the data is not known.

10 years agoam7xxx: factor out a send_command() function
Antonio Ospite [Thu, 28 Nov 2013 13:57:09 +0000 (14:57 +0100)]
am7xxx: factor out a send_command() function

Some packet types do not carry any header_data and thus they can be seen
as commands issued to the device.

Add a send_command() function to handle such packet types, others of
them are going to be added in future commits.

10 years agoam7xxx: switch from device quirks to device ops
Antonio Ospite [Thu, 28 Nov 2013 12:49:52 +0000 (13:49 +0100)]
am7xxx: switch from device quirks to device ops

Define device specific operations in order to allow supporting different
implementation of a given operation by different device models.

For instance this will be used to add an alternative implementation of
the 'set_power_mode' operation for the Philips/SagemCom PicoPix 2055
projector.

For now device specific callbacks are used only for the 'set_power_mode'
and 'set_zoom_mode' operations.

11 years agodoc/lsusb_dumps: add lsusb_Philips-PicoPix-2055.log
Antonio Ospite [Mon, 18 Nov 2013 13:41:42 +0000 (14:41 +0100)]
doc/lsusb_dumps: add lsusb_Philips-PicoPix-2055.log

11 years agodoc/lsusb_dumps: strip trailing spaces
Antonio Ospite [Mon, 18 Nov 2013 13:38:26 +0000 (14:38 +0100)]
doc/lsusb_dumps: strip trailing spaces

This makes it easier to compare different files with diff.

11 years agodoc/man: misc fixes to man pages
Antonio Ospite [Mon, 18 Nov 2013 13:35:37 +0000 (14:35 +0100)]
doc/man: misc fixes to man pages

The help text in particular was copied from the output of the '-h'
option which was referring to "this help message", this was OK on the
command line but it sounds a little off in a man page.