[libcamera-devel] [PATCH v2 07/12] android: camera_device: Get rid of stream counter

[Hirokazu Honda]

I personally prefer the way Laurent suggested.

On Sun, Sep 6, 2020 at 6:38 AM Laurent Pinchart
<laurent.pinchart at ideasonboard.com> wrote:
>
> Hi Jacopo,
>
> Thank you for the patch.
>
> On Wed, Sep 02, 2020 at 05:22:31PM +0200, Jacopo Mondi wrote:
> > Now that CameraConfiguration::addConfiguration() returns the index
> > of the newly added configuration, there's no need to use a custom
> > counter to keep track of the StreamConfiguration index associated with
> > a CameraStream.
> >
> > Reviewed-by: Kieran Bingham <kieran.bingham at ideasonboard.com>
> > Signed-off-by: Jacopo Mondi <jacopo at jmondi.org>
> > ---
> >  src/android/camera_device.cpp | 13 ++-----------
> >  1 file changed, 2 insertions(+), 11 deletions(-)
> >
> > diff --git a/src/android/camera_device.cpp b/src/android/camera_device.cpp
> > index b110bfe43ece..ace7f6b17b4a 100644
> > --- a/src/android/camera_device.cpp
> > +++ b/src/android/camera_device.cpp
> > @@ -1195,12 +1195,6 @@ int CameraDevice::configureStreams(camera3_stream_configuration_t *stream_list)
> >       streams_.clear();
> >       streams_.reserve(stream_list->num_streams);
> >
> > -     /*
> > -      * Track actually created streams, as there may not be a 1:1 mapping of
> > -      * camera3 streams to libcamera streams.
> > -      */
> > -     unsigned int streamIndex = 0;
> > -
> >       /* First handle all non-MJPEG streams. */
> >       for (unsigned int i = 0; i < stream_list->num_streams; ++i) {
> >               camera3_stream_t *stream = stream_list->streams[i];
> > @@ -1230,9 +1224,7 @@ int CameraDevice::configureStreams(camera3_stream_configuration_t *stream_list)
> >               streamConfiguration.size = size;
> >               streamConfiguration.pixelFormat = format;
> >
> > -             config_->addConfiguration(streamConfiguration);
> > -
> > -             streams_[i].index = streamIndex++;
> > +             streams_[i].index = config_->addConfiguration(streamConfiguration);
>
> As explained in the review of 06/12, this could also be
>
>                 config_->addConfiguration(streamConfiguration);
>                 streams_[i].index = config_->size() - 1;
>
> In any case,
>
> Acked-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
>
> >       }
> >
> >       /* Now handle MJPEG streams, adding a new stream if required. */
> > @@ -1280,8 +1272,7 @@ int CameraDevice::configureStreams(camera3_stream_configuration_t *stream_list)
> >                       LOG(HAL, Info) << "Adding " << streamConfiguration.toString()
> >                                      << " for MJPEG support";
> >
> > -                     config_->addConfiguration(streamConfiguration);
> > -                     streams_[i].index = streamIndex++;
> > +                     streams_[i].index = config_->addConfiguration(streamConfiguration);
> >               }
> >       }
> >
>
> --
> Regards,
>
> Laurent Pinchart
> _______________________________________________
> libcamera-devel mailing list
> libcamera-devel at lists.libcamera.org
> https://lists.libcamera.org/listinfo/libcamera-devel