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cam: Rework how streams configuration is prepared

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In preparation of reworking how a default configuration is retrieved
from a camera separate preparation of stream configuration and
application into two different functions. Reason for this is that
preparation of camera configuration will become more complex.

Signed-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
This commit is contained in:
Niklas Söderlund 2019-04-02 00:07:16 +02:00
parent d5ca33f6c7
commit 30fe5bde5f
1 changed files with 19 additions and 14 deletions
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33
src/cam/main.cpp
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@ -78,27 +78,27 @@ static int parseOptions(int argc, char *argv[])
return 0;
}
static int configureStreams(Camera *camera, std::set<Stream *> &streams)
static int prepareCameraConfig(std::map<Stream *, StreamConfiguration> *config)
{
KeyValueParser::Options format = options[OptFormat];
Stream *id = *streams.begin();
std::map<Stream *, StreamConfiguration> config =
camera->streamConfiguration(streams);
std::set<Stream *> streams = camera->streams();
*config = camera->streamConfiguration(streams);
Stream *stream = config->begin()->first;
if (options.isSet(OptFormat)) {
KeyValueParser::Options format = options[OptFormat];
if (format.isSet("width"))
config[id].width = format["width"];
(*config)[stream].width = format["width"];
if (format.isSet("height"))
config[id].height = format["height"];
(*config)[stream].height = format["height"];
/* TODO: Translate 4CC string to ID. */
if (format.isSet("pixelformat"))
config[id].pixelFormat = format["pixelformat"];
(*config)[stream].pixelFormat = format["pixelformat"];
}
return camera->configureStreams(config);
return 0;
}
static void requestComplete(Request *request, const std::map<Stream *, Buffer *> &buffers)
@ -136,18 +136,23 @@ static void requestComplete(Request *request, const std::map<Stream *, Buffer *>
static int capture()
{
std::map<Stream *, StreamConfiguration> config;
std::vector<Request *> requests;
int ret;
std::set<Stream *> streams = camera->streams();
std::vector<Request *> requests;
ret = prepareCameraConfig(&config);
if (ret) {
std::cout << "Failed to prepare camera configuration" << std::endl;
return ret;
}
ret = configureStreams(camera.get(), streams);
ret = camera->configureStreams(config);
if (ret < 0) {
std::cout << "Failed to configure camera" << std::endl;
return ret;
}
Stream *stream = *streams.begin();
Stream *stream = config.begin()->first;
ret = camera->allocateBuffers();
if (ret) {