Files
external_libcamera/include/libcamera/ipa/vimc.mojom
Umang Jain 52cd4dacd0 ipa: vimc: Establish logical order of operations
It is preferred that the interface definition should represent
the logical order in which the operations will be called.

The patch has no functional changes.

Signed-off-by: Umang Jain <umang.jain@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
2022-04-13 19:00:02 +05:30

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/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
* \todo Document the interface and remove the related EXCLUDE_PATTERNS entry.
*/
module ipa.vimc;
import "include/libcamera/ipa/core.mojom";
const string VimcIPAFIFOPath = "/tmp/libcamera_ipa_vimc_fifo";
enum IPAOperationCode {
IPAOperationNone,
IPAOperationInit,
IPAOperationStart,
IPAOperationStop,
};
interface IPAVimcInterface {
init(libcamera.IPASettings settings) => (int32 ret);
configure(libcamera.IPACameraSensorInfo sensorInfo,
map<uint32, libcamera.IPAStream> streamConfig,
map<uint32, libcamera.ControlInfoMap> entityControls) => (int32 ret);
start() => (int32 ret);
stop();
mapBuffers(array<libcamera.IPABuffer> buffers);
unmapBuffers(array<uint32> ids);
[async] queueRequest(uint32 frame, libcamera.ControlList controls);
/*
* The vimc driver doesn't use parameters buffers. To maximize coverage
* of unit tests that rely on the VIMC pipeline handler, we still define
* interface functions that mimick how other pipeline handlers typically
* handle parameters at runtime.
*/
[async] fillParams(uint32 frame, uint32 bufferId);
};
interface IPAVimcEventInterface {
paramsFilled(uint32 bufferId);
};