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Today's Topics:
1. Re: Freezing of movie output during short periods of no
motion (tosiara)
2. Re: Freezing of movie output during short periods of no
motion (Colin Law)
----------------------------------------------------------------------
Message: 1
Date: Wed, 17 May 2017 11:15:13 +0300
From: tosiara <tosi...@gmail.com>
Subject: Re: [Motion-user] Freezing of movie output during short
periods of no motion
To: Motion discussion list <motion-user@lists.sourceforge.net>
Message-ID:
<cachtdwslkjqcqusy77srnfbq0zc8le2ayaaitzwu+to12ji...@mail.gmail.com>
Content-Type: text/plain; charset="utf-8"
The very first, I would suggest you to compile the latest trunk from
github. 4.0.1 is pretty wide range of version which also included bugs and
fixes.
On Wed, May 17, 2017 at 11:04 AM, Colin Law <clan...@gmail.com> wrote:
> Hi
>
> Using motion 4.0.1 from the Ubuntu 16.04 (Xenial) repository I am
> having a bit of difficulty with the movie output. I have set
> event_gap to 10 and my understanding is that this means that if there
> is a gap between motion events of less than 10 seconds then the events
> will be concatenated into one event, and this does appear to be the
> case. The movie file output that I get in this case does consist of
> the two motion events together, but in the gap between instead of
> seeing the scene as it was during the gap the picture freezes and then
> starts again for the second motion event.
>
> So for example if there is motion for 5 seconds then 5 seconds without
> motion and a further 5 seconds of motion then the movie file is 15
> seconds long consisting of the first 5 seconds of motion, 5 seconds of
> frozen image and the second 5 seconds of motion. It is clear that it
> is frozen as there is a section of the scene masked out with a mask
> file where there is ongoing activity. When I used an earlier version
> of Motion I believe that the movie skipped over periods of no motion,
> but I may be mistaken in this.
>
> Is this the expected way that Motion should perform?
>
> If it is not clear what I am trying to describe then I can probably
> extract a short section of video to demonstrate it.
>
> Below are what I hope are the relevant sections of the config:
>
> Cheers
>
> Colin
>
> ############################################################
> # Motion Detection Settings:
> ############################################################
>
> # Threshold for number of changed pixels in an image that
> # triggers motion detection (default: 1500)
> threshold 25
>
> # Automatically tune the threshold down if possible (default: off)
> threshold_tune off
>
> # Noise threshold for the motion detection (default: 32)
> noise_level 32
> #noise_level 16
>
> # Automatically tune the noise threshold (default: on)
> #noise_tune on
> noise_tune off
>
> # Despeckle motion image using (e)rode or (d)ilate or (l)abel
> (Default: not defined)
> # Recommended value is EedDl. Any combination (and number of) of E, e,
> d, and D is valid.
> # (l)abeling must only be used once and the 'l' must be the last letter.
> # Comment out to disable
> despeckle_filter EedDl
>
> # Detect motion in predefined areas (1 - 9). Areas are numbered like
> that: 1 2 3
> # A script (on_area_detected) is started immediately when motion is
> 4 5 6
> # detected in one of the given areas, but only once during an event.
> 7 8 9
> # One or more areas can be specified with this option. Take care: This
> option
> # does NOT restrict detection to these areas! (Default: not defined)
> ; area_detect value
>
> # PGM file to use as a sensitivity mask.
> # Full path name to. (Default: not defined)
> mask_file /home/colinl/Videos/motion/lawn.pgm
>
> # Dynamically create a mask file during operation (default: 0)
> # Adjust speed of mask changes from 0 (off) to 10 (fast)
> smart_mask_speed 0
>
> # Ignore sudden massive light intensity changes given as a percentage
> of the picture
> # area that changed intensity. Valid range: 0 - 100 , default: 0 = disabled
> lightswitch 30
>
> # Picture frames must contain motion at least the specified number of
> frames
> # in a row before they are detected as true motion. At the default of 1,
> all
> # motion is detected. Valid range: 1 to thousands, recommended 1-5
> minimum_motion_frames 1
>
> # Specifies the number of pre-captured (buffered) pictures from before
> motion
> # was detected that will be output at motion detection.
> # Recommended range: 0 to 5 (default: 0)
> # Do not use large values! Large values will cause Motion to skip
> video frames and
> # cause unsmooth movies. To smooth movies use larger values of
> post_capture instead.
> pre_capture 0
>
> # Number of frames to capture after motion is no longer detected (default:
> 0)
> post_capture 1
>
> # Event Gap is the seconds of no motion detection that triggers the
> end of an event.
> # An event is defined as a series of motion images taken within a
> short timeframe.
> # Recommended value is 60 seconds (Default). The value -1 is allowed
> and disables
> # events causing all Motion to be written to one single movie file and
> no pre_capture.
> # If set to 0, motion is running in gapless mode. Movies don't have
> gaps anymore. An
> # event ends right after no more motion is detected and post_capture is
> over.
> event_gap 10
>
> # Maximum length in seconds of a movie
> # When value is exceeded a new movie file is created. (Default: 0 =
> infinite)
> max_movie_time 600
>
> # Always save images even if there was no motion (default: off)
> emulate_motion off
>
> ############################################################
> # FFMPEG related options
> # Film (movies) file output, and deinterlacing of the video input
> # The options movie_filename and timelapse_filename are also used
> # by the ffmpeg feature
> ############################################################
>
> # Use ffmpeg to encode movies in realtime (default: off)
> ffmpeg_output_movies on
>
> # Use ffmpeg to make movies with only the pixels moving
> # object (ghost images) (default: off)
> ffmpeg_output_debug_movies off
>
> # Use ffmpeg to encode a timelapse movie
> # Default value 0 = off - else save frame every Nth second
> ffmpeg_timelapse 0
>
> # The file rollover mode of the timelapse video
> # Valid values: hourly, daily (default), weekly-sunday, weekly-monday,
> monthly, manual
> ffmpeg_timelapse_mode daily
>
> # Bitrate to be used by the ffmpeg encoder (default: 400000)
> # This option is ignored if ffmpeg_variable_bitrate is not 0 (disabled)
> ffmpeg_bps 400000
>
> # Enables and defines variable bitrate for the ffmpeg encoder.
> # ffmpeg_bps is ignored if variable bitrate is enabled.
> # Valid values: 0 (default) = fixed bitrate defined by ffmpeg_bps,
> # or the range 1 - 100 where 1 means worst quality and 100 is best.
> ffmpeg_variable_bitrate 0
>
> # Codec to used by ffmpeg for the video compression.
> # Timelapse videos have two options.
> # mpg - Creates mpg file with mpeg-2 encoding.
> # If motion is shutdown and restarted, new pics will be appended
> # to any previously created file with name indicated for timelapse.
> # mpeg4 - Creates avi file with the default encoding.
> # If motion is shutdown and restarted, new pics will create a
> # new file with the name indicated for timelapse.
> # Supported formats are:
> # mpeg4 or msmpeg4 - gives you files with extension .avi
> # msmpeg4 is recommended for use with Windows Media Player because
> # it requires no installation of codec on the Windows client.
> # swf - gives you a flash film with extension .swf
> # flv - gives you a flash video with extension .flv
> # ffv1 - FF video codec 1 for Lossless Encoding
> # mov - QuickTime
> # mp4 - MPEG-4 Part 14 H264 encoding
> # mkv - Matroska H264 encoding
> # hevc - H.265 / HEVC (High Efficiency Video Coding)
> ffmpeg_video_codec mpeg4
>
> # When creating videos, should frames be duplicated in order
> # to keep up with the requested frames per second
> # (default: true)
> ffmpeg_duplicate_frames false
>
> ------------------------------------------------------------
> ------------------
> Check out the vibrant tech community on one of the world's most
> engaging tech sites, Slashdot.org! http://sdm.link/slashdot
> _______________________________________________
> Motion-user mailing list
> Motion-user@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/motion-user
> https://motion-project.github.io/
>
> Unsubscribe: https://lists.sourceforge.net/lists/options/motion-user
>
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Message: 2
Date: Thu, 18 May 2017 17:59:39 +0100
From: Colin Law <clan...@gmail.com>
Subject: Re: [Motion-user] Freezing of movie output during short
periods of no motion
To: Motion discussion list <motion-user@lists.sourceforge.net>
Message-ID:
<CAL=0gLsxofAGE=7Yg4=-qly4-dqq0slp4a_dzebk5gznkib...@mail.gmail.com>
Content-Type: text/plain; charset="UTF-8"
OK, thanks, I will give that a go.
Colin
On 17 May 2017 at 09:15, tosiara <tosi...@gmail.com> wrote:
> The very first, I would suggest you to compile the latest trunk from github.
> 4.0.1 is pretty wide range of version which also included bugs and fixes.
>
> On Wed, May 17, 2017 at 11:04 AM, Colin Law <clan...@gmail.com> wrote:
>>
>> Hi
>>
>> Using motion 4.0.1 from the Ubuntu 16.04 (Xenial) repository I am
>> having a bit of difficulty with the movie output. I have set
>> event_gap to 10 and my understanding is that this means that if there
>> is a gap between motion events of less than 10 seconds then the events
>> will be concatenated into one event, and this does appear to be the
>> case. The movie file output that I get in this case does consist of
>> the two motion events together, but in the gap between instead of
>> seeing the scene as it was during the gap the picture freezes and then
>> starts again for the second motion event.
>>
>> So for example if there is motion for 5 seconds then 5 seconds without
>> motion and a further 5 seconds of motion then the movie file is 15
>> seconds long consisting of the first 5 seconds of motion, 5 seconds of
>> frozen image and the second 5 seconds of motion. It is clear that it
>> is frozen as there is a section of the scene masked out with a mask
>> file where there is ongoing activity. When I used an earlier version
>> of Motion I believe that the movie skipped over periods of no motion,
>> but I may be mistaken in this.
>>
>> Is this the expected way that Motion should perform?
>>
>> If it is not clear what I am trying to describe then I can probably
>> extract a short section of video to demonstrate it.
>>
>> Below are what I hope are the relevant sections of the config:
>>
>> Cheers
>>
>> Colin
>>
>> ############################################################
>> # Motion Detection Settings:
>> ############################################################
>>
>> # Threshold for number of changed pixels in an image that
>> # triggers motion detection (default: 1500)
>> threshold 25
>>
>> # Automatically tune the threshold down if possible (default: off)
>> threshold_tune off
>>
>> # Noise threshold for the motion detection (default: 32)
>> noise_level 32
>> #noise_level 16
>>
>> # Automatically tune the noise threshold (default: on)
>> #noise_tune on
>> noise_tune off
>>
>> # Despeckle motion image using (e)rode or (d)ilate or (l)abel
>> (Default: not defined)
>> # Recommended value is EedDl. Any combination (and number of) of E, e,
>> d, and D is valid.
>> # (l)abeling must only be used once and the 'l' must be the last letter.
>> # Comment out to disable
>> despeckle_filter EedDl
>>
>> # Detect motion in predefined areas (1 - 9). Areas are numbered like
>> that: 1 2 3
>> # A script (on_area_detected) is started immediately when motion is
>> 4 5 6
>> # detected in one of the given areas, but only once during an event.
>> 7 8 9
>> # One or more areas can be specified with this option. Take care: This
>> option
>> # does NOT restrict detection to these areas! (Default: not defined)
>> ; area_detect value
>>
>> # PGM file to use as a sensitivity mask.
>> # Full path name to. (Default: not defined)
>> mask_file /home/colinl/Videos/motion/lawn.pgm
>>
>> # Dynamically create a mask file during operation (default: 0)
>> # Adjust speed of mask changes from 0 (off) to 10 (fast)
>> smart_mask_speed 0
>>
>> # Ignore sudden massive light intensity changes given as a percentage
>> of the picture
>> # area that changed intensity. Valid range: 0 - 100 , default: 0 =
>> disabled
>> lightswitch 30
>>
>> # Picture frames must contain motion at least the specified number of
>> frames
>> # in a row before they are detected as true motion. At the default of 1,
>> all
>> # motion is detected. Valid range: 1 to thousands, recommended 1-5
>> minimum_motion_frames 1
>>
>> # Specifies the number of pre-captured (buffered) pictures from before
>> motion
>> # was detected that will be output at motion detection.
>> # Recommended range: 0 to 5 (default: 0)
>> # Do not use large values! Large values will cause Motion to skip
>> video frames and
>> # cause unsmooth movies. To smooth movies use larger values of
>> post_capture instead.
>> pre_capture 0
>>
>> # Number of frames to capture after motion is no longer detected (default:
>> 0)
>> post_capture 1
>>
>> # Event Gap is the seconds of no motion detection that triggers the
>> end of an event.
>> # An event is defined as a series of motion images taken within a
>> short timeframe.
>> # Recommended value is 60 seconds (Default). The value -1 is allowed
>> and disables
>> # events causing all Motion to be written to one single movie file and
>> no pre_capture.
>> # If set to 0, motion is running in gapless mode. Movies don't have
>> gaps anymore. An
>> # event ends right after no more motion is detected and post_capture is
>> over.
>> event_gap 10
>>
>> # Maximum length in seconds of a movie
>> # When value is exceeded a new movie file is created. (Default: 0 =
>> infinite)
>> max_movie_time 600
>>
>> # Always save images even if there was no motion (default: off)
>> emulate_motion off
>>
>> ############################################################
>> # FFMPEG related options
>> # Film (movies) file output, and deinterlacing of the video input
>> # The options movie_filename and timelapse_filename are also used
>> # by the ffmpeg feature
>> ############################################################
>>
>> # Use ffmpeg to encode movies in realtime (default: off)
>> ffmpeg_output_movies on
>>
>> # Use ffmpeg to make movies with only the pixels moving
>> # object (ghost images) (default: off)
>> ffmpeg_output_debug_movies off
>>
>> # Use ffmpeg to encode a timelapse movie
>> # Default value 0 = off - else save frame every Nth second
>> ffmpeg_timelapse 0
>>
>> # The file rollover mode of the timelapse video
>> # Valid values: hourly, daily (default), weekly-sunday, weekly-monday,
>> monthly, manual
>> ffmpeg_timelapse_mode daily
>>
>> # Bitrate to be used by the ffmpeg encoder (default: 400000)
>> # This option is ignored if ffmpeg_variable_bitrate is not 0 (disabled)
>> ffmpeg_bps 400000
>>
>> # Enables and defines variable bitrate for the ffmpeg encoder.
>> # ffmpeg_bps is ignored if variable bitrate is enabled.
>> # Valid values: 0 (default) = fixed bitrate defined by ffmpeg_bps,
>> # or the range 1 - 100 where 1 means worst quality and 100 is best.
>> ffmpeg_variable_bitrate 0
>>
>> # Codec to used by ffmpeg for the video compression.
>> # Timelapse videos have two options.
>> # mpg - Creates mpg file with mpeg-2 encoding.
>> # If motion is shutdown and restarted, new pics will be appended
>> # to any previously created file with name indicated for timelapse.
>> # mpeg4 - Creates avi file with the default encoding.
>> # If motion is shutdown and restarted, new pics will create a
>> # new file with the name indicated for timelapse.
>> # Supported formats are:
>> # mpeg4 or msmpeg4 - gives you files with extension .avi
>> # msmpeg4 is recommended for use with Windows Media Player because
>> # it requires no installation of codec on the Windows client.
>> # swf - gives you a flash film with extension .swf
>> # flv - gives you a flash video with extension .flv
>> # ffv1 - FF video codec 1 for Lossless Encoding
>> # mov - QuickTime
>> # mp4 - MPEG-4 Part 14 H264 encoding
>> # mkv - Matroska H264 encoding
>> # hevc - H.265 / HEVC (High Efficiency Video Coding)
>> ffmpeg_video_codec mpeg4
>>
>> # When creating videos, should frames be duplicated in order
>> # to keep up with the requested frames per second
>> # (default: true)
>> ffmpeg_duplicate_frames false
>>
>>
>> ------------------------------------------------------------------------------
>> Check out the vibrant tech community on one of the world's most
>> engaging tech sites, Slashdot.org! http://sdm.link/slashdot
>> _______________________________________________
>> Motion-user mailing list
>> Motion-user@lists.sourceforge.net
>> https://lists.sourceforge.net/lists/listinfo/motion-user
>> https://motion-project.github.io/
>>
>> Unsubscribe: https://lists.sourceforge.net/lists/options/motion-user
>
>
>
> ------------------------------------------------------------------------------
> Check out the vibrant tech community on one of the world's most
> engaging tech sites, Slashdot.org! http://sdm.link/slashdot
> _______________________________________________
> Motion-user mailing list
> Motion-user@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/motion-user
> https://motion-project.github.io/
>
> Unsubscribe: https://lists.sourceforge.net/lists/options/motion-user
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