[libcamera-devel,v5,00/12] Raspberry Pi: Platform configuration and buffer allocation improvements
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Message ID 20230118085953.7027-1-naush@raspberrypi.com
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  • Raspberry Pi: Platform configuration and buffer allocation improvements
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Naushir Patuck Jan. 18, 2023, 8:59 a.m. UTC 
Hi,

Version 5 addresses Kieran's comments and we switch the sense of the hint.
So we replace the enum MandatoryRequestBuffer with OptionalStream. No other
changes in this version over v4.

Thanks,
Naush

Naushir Patuck (12):
  libcamera: stream: Add stream hints to StreamConfiguration
  libcamera: pipeline: Add a platform configuration file helper
  pipeline: raspberrypi: Add a pipeline config structure
  pipeline: raspberrypi: Reorder startup drop frame initialisation
  pipeline: raspberrypi: Handle OptionalStream hints for Unicam Image
  libcamera: pipeline: build: Add pipeline_data_dir variable
  pipeline: raspberrypi: Read config parameters from a file
  pipeline: raspberrypi: Handle OptionalStream hints for ISP Output0
  pipeline: raspberrypi: Validate OptionalStream in queueRequestDevice()
  pipeline: raspberrypi: Add a parameter to disable startup drop frames
  pipeline: raspberrypi: Allow pipeline handler to always use the newest
    frame
  pipeline: raspberrypi: Add minimal memory usage config file

 include/libcamera/internal/pipeline_handler.h |   3 +
 include/libcamera/stream.h                    |   8 +
 src/libcamera/pipeline/meson.build            |   3 +
 .../pipeline/raspberrypi/data/example.yaml    |  29 +++
 .../pipeline/raspberrypi/data/meson.build     |   9 +
 .../raspberrypi/data/minimal_mem.yaml         |  29 +++
 .../pipeline/raspberrypi/meson.build          |   2 +
 .../pipeline/raspberrypi/raspberrypi.cpp      | 215 +++++++++++++++---
 src/libcamera/pipeline_handler.cpp            |  60 +++++
 src/libcamera/stream.cpp                      |  24 ++
 10 files changed, 351 insertions(+), 31 deletions(-)
 create mode 100644 src/libcamera/pipeline/raspberrypi/data/example.yaml
 create mode 100644 src/libcamera/pipeline/raspberrypi/data/meson.build
 create mode 100644 src/libcamera/pipeline/raspberrypi/data/minimal_mem.yaml