5 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.

5 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.

6 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

6 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

6 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

6 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

6 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

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

6 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"

6 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

6 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

6 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.

6 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

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

6 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/

6 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.

6 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

6 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

6 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

6 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

6 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

  warning: ‘lmin’ is deprecated [-Wdeprecated-declarations]
    output_codec_ctx->mb_lmin    = output_codec_ctx->lmin = output_codec_ctx->qmin * FF_QP2LAMBDA;
  warning: ‘lmax’ is deprecated [-Wdeprecated-declarations]
    output_codec_ctx->mb_lmax    = output_codec_ctx->lmax = output_codec_ctx->qmax * FF_QP2LAMBDA;

6 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.

6 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

  [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.

6 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

6 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()

6 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'
                        (*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.


  warning: format specifies type 'unsigned char' but the argument has type
  'int' [-Wformat]
  note: expanded from macro 'AM7XXX_STORAGE_CONFIGURATION'
  warning: format specifies type 'unsigned char' but the argument has type
  'int' [-Wformat]
  note: expanded from macro 'AM7XXX_STORAGE_INTERFACE'
  warning: format specifies type 'unsigned char' but the argument has type
  'int' [-Wformat]
                          AM7XXX_STORAGE_CONFIGURATION, current_configuration);
  note: expanded from macro 'AM7XXX_STORAGE_CONFIGURATION'
  warning: format specifies type 'unsigned char' but the argument has type
  'int' [-Wformat]
                          AM7XXX_STORAGE_CONFIGURATION, current_configuration);
  4 warnings generated.

6 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.

7 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

7 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

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 <>

7 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.

7 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.

7 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.

7 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.

7 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

7 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:

7 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

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

7 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

7 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

7 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()

7 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

7 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

7 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()

7 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.

7 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

7 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.

7 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

7 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

7 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

7 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.

7 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 <>

7 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

7 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"

7 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()

7 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()

7 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

7 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().

7 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

7 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

7 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

7 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.

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

7 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.

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

In particular this fixes the following warnings from doxygen:

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

8 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+

8 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

8 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

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

8 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

8 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

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

8 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

8 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

8 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

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

8 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.

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

8 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

8 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

8 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.

8 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.

8 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]

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

8 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

8 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.

8 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.

8 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

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

8 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

8 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.

8 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.

8 years agoCMakeLists.txt: define DEBUG=1 only when CMAKE_BUILD_TYPE=Debug
Antonio Ospite [Wed, 30 Oct 2013 09:41:06 +0000 (10:41 +0100)]
CMakeLists.txt: define DEBUG=1 only when CMAKE_BUILD_TYPE=Debug

When building with CMAKE_BUILD_TYPE=RelWithDebInfo the development debug
code should not be enabled, so don't define DEBUG=1 in DEBUG_FLAGS as
this will end up being both in CMAKE_C_FLAGS_DEBUG and

Instead define DEBUG=1 only for CMAKE_C_FLAGS_DEBUG so it gets used only

8 years agoHACKING.asciidoc: fix the url of the avcodec_encode_video2 patch
Antonio Ospite [Sun, 13 Oct 2013 13:50:11 +0000 (15:50 +0200)]
HACKING.asciidoc: fix the url of the avcodec_encode_video2 patch

8 years agoam7xxx-play: cosmetics, fix coding style
Antonio Ospite [Sat, 7 Sep 2013 15:30:28 +0000 (17:30 +0200)]
am7xxx-play: cosmetics, fix coding style

9 years agoam7xxx: add quirks for Philips/Sagemcom PicoPix 2055
Antonio Ospite [Sat, 3 Aug 2013 13:14:34 +0000 (15:14 +0200)]
am7xxx: add quirks for Philips/Sagemcom PicoPix 2055

The Philips/Sagemcom PicoPix 2055 does not support some operations:
  - setting the power mode confuses the firmware
  - setting the zoom mode has no effect whatsoever

Disable these operations.

Thanks-to: Luca Bompani

9 years agoNEWS: fix a typo s/mode/more/
Antonio Ospite [Sun, 28 Jul 2013 21:22:15 +0000 (23:22 +0200)]
NEWS: fix a typo s/mode/more/

9 years agoRelease version 0.1.4 v0.1.4
Antonio Ospite [Sun, 28 Jul 2013 09:15:18 +0000 (11:15 +0200)]
Release version 0.1.4

9 years agocontrib: add some benchmarking data about am7xxx_send_image_async
Antonio Ospite [Sat, 27 Jul 2013 23:11:42 +0000 (01:11 +0200)]
contrib: add some benchmarking data about am7xxx_send_image_async

9 years agoam7xxx-play: fix a crash when a packet cannot be encoded
Antonio Ospite [Sat, 27 Jul 2013 22:50:30 +0000 (00:50 +0200)]
am7xxx-play: fix a crash when a packet cannot be encoded

9 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

9 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

9 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.

9 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