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CHANGELOG.md

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Change Log

Version 2.0.12 (2023-02-16)

  • Added Noise Gate feature (--ngate option). (by @francescovannini)

Version 2.0.11 (2023-01-31)

  • Enable HDR mode by default on Camera Module 3.
  • Added --nohdr option (only affects if Camera Module 3 is used).

Version 2.0.10 (2023-01-30)

  • Added --autofocus-mode and --lens-position options for Camera Module 3.

Version 2.0.9 (2022-12-07)

  • Built binary for the latest version of libcamera. (#193)

Version 2.0.8 (2022-10-22)

  • Updated binary for the new libcamera. (#187)

Version 2.0.7 (2022-09-26)

  • Added "brightness" hook.
  • Added "contrast" hook.
  • Added "saturation" hook.
  • Added "sharpness" hook.

Version 2.0.6 (2022-09-09)

  • Fixed "symbol lookup error". (#180)

Version 2.0.5 (2022-08-15)

  • Fixed a bug that caused segmentation fault when filename was specified in hooks/start_record file. (#177)

Version 2.0.4 (2022-08-10)

  • Changed the default values for the following options:
    • --avcprofile default is high (previously baseline)
    • -v, --videobitrate default is 3000000 (previously 4500000)
  • Fixed memory leak. (#175)
  • Fixed bug where HLS was not working on 64-bit OS. (#172)

Version 2.0.3 (2022-07-25)

  • Fixed bug where sending SIGTERM does not stop picam.

Version 2.0.2 (2022-07-21)

  • Added the following options. (by @cstillwell89)
    • --brightness
    • --contrast
    • --saturation
    • --sharpness

Version 2.0.1 (2022-07-17)

  • Added --camera option.
  • Fixed --version option.

Version 2.0.0 (2022-07-07)

  • Built with libcamera.
  • Stopped using legacy camera libraries (OpenMAX IL and MMAL).
  • Added support for higher video resolutions up to 1920x1080 at 30 fps.
  • Changed the default values for the following options:
    • -w, --width default is 1920 (previously 1280)
    • -h, --height default is 1080 (previously 720)
    • -v, --videobitrate default is 4500000 (previously 2000000)
    • --avcprofile default is baseline (previously constrained_baseline)
    • --avclevel default is 4.1 (previously 3.1)
  • Added command line option --hdmi which selects HDMI port for video preview. Only works in console mode.
  • Removed the following options due to technical limitations:
    • --rotation (For 180 degree rotation, use --hflip --vflip instead)
    • --qpmin
    • --qpmax
    • --qpinit
    • --dquant
    • --aperture
    • --iso
    • --opacity
    • --blank
    • --mode
  • Changed the values for the following options. For the available values, please run picam --help.
    • --ex
    • --wb
    • --metering
  • For NoIR camera users, --wb greyworld option is no longer available. Instead, pass LIBCAMERA_RPI_TUNING_FILE environment variable to picam like this: LIBCAMERA_RPI_TUNING_FILE=/usr/share/libcamera/ipa/raspberrypi/ov5647_noir.json ./picam

Known issues

  • There are some noise in audio preview (--audiopreview option) if video resolution is 1920x1080.
  • If X Window System (desktop environment) is running, video fps will drop due to system load.
  • EGL preview does not work on Raspberry Pi 3.
  • Some problems may occur in the EGL preview.

Version 1.4.11 (2021-04-29)

  • Fixed flicker between subtitle changes (#159)

Version 1.4.10 (2021-02-04)

  • Fixed HLS issue (#152) (by @marler8997)
  • Fixed build issues with the latest ffmpeg (by @marler8997)

Version 1.4.9 (2020-07-13)

  • Added --wb greyworld option.

Version 1.4.8 (2019-07-17)

  • Fixed bug where picam hangs up when large difference in video image occurs (#128).

Version 1.4.7 (2018-09-17)

  • Fixed issue with the latest firmware.
  • Fixed compile error (#97).

Version 1.4.6 (2017-02-13)

  • Added --roi option.

Version 1.4.5 (2017-01-01)

  • Fixed bug where --evcomp does not work properly.

Version 1.4.4 (2016-10-13)

  • Added --ex option.

Version 1.4.3 (2016-09-05)

  • Display texts in preview (by @nalajcie)
  • bugfix: Memory leak when using --time option

Version 1.4.2 (2016-07-24)

  • Add tab_scale directive to hooks/subtitle
  • Fix stream name for --rtspout option
  • bugfix: picam does not generate frames in VFR
  • Improve build settings and instructions (by @Linkaan)
  • Add option to set backgroud color for the preview (by @nalajcie)
  • Other small fixes

Version 1.4.1 (2015-11-26)

  • Add --wbred and --wbblue options.
  • Add wbred and wbblue hooks.

Version 1.4.0 (2015-11-23)

Major changes

  • Add timestamp feature.
  • Add subtitle feature.
  • Introduce concepts of global and per-recording recordbuf.
  • Now it is able to specify the directory and filename for each recording.

Minor changes

  • Set state/record to false after the recording is actually complete.
  • Change the format of state/*.ts files.

Version 1.3.3 (2015-10-06)

  • Add audio preview feature (--audiopreview and --audiopreviewdev options).
  • Change default value of --opacity to 0.

Version 1.3.2 (2015-09-01)

  • Add --opacity option.

Version 1.3.1 (2015-08-05)

  • Show error when picam receives an invalid hook
  • Fix white balance control for the latest firmware
  • Add hooks for white balance control

Version 1.3.0 (2015-04-04)

  • Add support for various AVC profiles and levels (--avcprofile, --avclevel).
  • Add support for 1080p (1920x1080) resolution.

Version 1.2.10 (2015-03-25)

  • Add option to control white balance (--wb).
  • Add options to control exposure (--metering, --evcomp, --shutter, --iso).
  • Fix: Generate correct PTS and DTS in variable frame rate mode.
  • Change protocol used in --rtspout to work with node-rtsp-rtmp-server.

Version 1.2.9 (2015-03-01)

  • Change PTS calculation for the latest Raspberry Pi firmware.
  • Remove --ptsstep option.