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-rw-r--r--src/libcamera/camera.cpp15
-rw-r--r--src/libcamera/include/pipeline_handler.h6
-rw-r--r--src/libcamera/pipeline/ipu3/ipu3.cpp13
-rw-r--r--src/libcamera/pipeline/uvcvideo.cpp13
-rw-r--r--src/libcamera/pipeline/vimc.cpp13
-rw-r--r--src/libcamera/pipeline_handler.cpp11
6 files changed, 43 insertions, 28 deletions
diff --git a/src/libcamera/camera.cpp b/src/libcamera/camera.cpp
index bdf14b31..21caa24b 100644
--- a/src/libcamera/camera.cpp
+++ b/src/libcamera/camera.cpp
@@ -647,13 +647,11 @@ int Camera::allocateBuffers()
return -EINVAL;
}
- for (Stream *stream : activeStreams_) {
- int ret = pipe_->allocateBuffers(this, stream);
- if (ret) {
- LOG(Camera, Error) << "Failed to allocate buffers";
- freeBuffers();
- return ret;
- }
+ int ret = pipe_->allocateBuffers(this, activeStreams_);
+ if (ret) {
+ LOG(Camera, Error) << "Failed to allocate buffers";
+ freeBuffers();
+ return ret;
}
state_ = CameraPrepared;
@@ -683,12 +681,11 @@ int Camera::freeBuffers()
* by the V4L2 device that has allocated them.
*/
stream->bufferPool().destroyBuffers();
- pipe_->freeBuffers(this, stream);
}
state_ = CameraConfigured;
- return 0;
+ return pipe_->freeBuffers(this, activeStreams_);
}
/**
diff --git a/src/libcamera/include/pipeline_handler.h b/src/libcamera/include/pipeline_handler.h
index 33b820e7..a0862ebf 100644
--- a/src/libcamera/include/pipeline_handler.h
+++ b/src/libcamera/include/pipeline_handler.h
@@ -58,8 +58,10 @@ public:
streamConfiguration(Camera *camera, const std::vector<StreamUsage> &usages) = 0;
virtual int configureStreams(Camera *camera, const CameraConfiguration &config) = 0;
- virtual int allocateBuffers(Camera *camera, Stream *stream) = 0;
- virtual int freeBuffers(Camera *camera, Stream *stream) = 0;
+ virtual int allocateBuffers(Camera *camera,
+ const std::set<Stream *> &streams) = 0;
+ virtual int freeBuffers(Camera *camera,
+ const std::set<Stream *> &streams) = 0;
virtual int start(Camera *camera) = 0;
virtual void stop(Camera *camera);
diff --git a/src/libcamera/pipeline/ipu3/ipu3.cpp b/src/libcamera/pipeline/ipu3/ipu3.cpp
index ca09da75..f96e8763 100644
--- a/src/libcamera/pipeline/ipu3/ipu3.cpp
+++ b/src/libcamera/pipeline/ipu3/ipu3.cpp
@@ -145,8 +145,10 @@ public:
int configureStreams(Camera *camera,
const CameraConfiguration &config) override;
- int allocateBuffers(Camera *camera, Stream *stream) override;
- int freeBuffers(Camera *camera, Stream *stream) override;
+ int allocateBuffers(Camera *camera,
+ const std::set<Stream *> &streams) override;
+ int freeBuffers(Camera *camera,
+ const std::set<Stream *> &streams) override;
int start(Camera *camera) override;
void stop(Camera *camera) override;
@@ -305,9 +307,11 @@ int PipelineHandlerIPU3::configureStreams(Camera *camera,
return 0;
}
-int PipelineHandlerIPU3::allocateBuffers(Camera *camera, Stream *stream)
+int PipelineHandlerIPU3::allocateBuffers(Camera *camera,
+ const std::set<Stream *> &streams)
{
IPU3CameraData *data = cameraData(camera);
+ Stream *stream = *streams.begin();
CIO2Device *cio2 = &data->cio2_;
ImgUDevice *imgu = data->imgu_;
int ret;
@@ -346,7 +350,8 @@ int PipelineHandlerIPU3::allocateBuffers(Camera *camera, Stream *stream)
return 0;
}
-int PipelineHandlerIPU3::freeBuffers(Camera *camera, Stream *stream)
+int PipelineHandlerIPU3::freeBuffers(Camera *camera,
+ const std::set<Stream *> &streams)
{
IPU3CameraData *data = cameraData(camera);
diff --git a/src/libcamera/pipeline/uvcvideo.cpp b/src/libcamera/pipeline/uvcvideo.cpp
index cd472cfa..b8f634d8 100644
--- a/src/libcamera/pipeline/uvcvideo.cpp
+++ b/src/libcamera/pipeline/uvcvideo.cpp
@@ -32,8 +32,10 @@ public:
int configureStreams(Camera *camera,
const CameraConfiguration &config) override;
- int allocateBuffers(Camera *camera, Stream *stream) override;
- int freeBuffers(Camera *camera, Stream *stream) override;
+ int allocateBuffers(Camera *camera,
+ const std::set<Stream *> &streams) override;
+ int freeBuffers(Camera *camera,
+ const std::set<Stream *> &streams) override;
int start(Camera *camera) override;
void stop(Camera *camera) override;
@@ -127,9 +129,11 @@ int PipelineHandlerUVC::configureStreams(Camera *camera,
return 0;
}
-int PipelineHandlerUVC::allocateBuffers(Camera *camera, Stream *stream)
+int PipelineHandlerUVC::allocateBuffers(Camera *camera,
+ const std::set<Stream *> &streams)
{
UVCCameraData *data = cameraData(camera);
+ Stream *stream = *streams.begin();
const StreamConfiguration &cfg = stream->configuration();
LOG(UVC, Debug) << "Requesting " << cfg.bufferCount << " buffers";
@@ -137,7 +141,8 @@ int PipelineHandlerUVC::allocateBuffers(Camera *camera, Stream *stream)
return data->video_->exportBuffers(&stream->bufferPool());
}
-int PipelineHandlerUVC::freeBuffers(Camera *camera, Stream *stream)
+int PipelineHandlerUVC::freeBuffers(Camera *camera,
+ const std::set<Stream *> &streams)
{
UVCCameraData *data = cameraData(camera);
return data->video_->releaseBuffers();
diff --git a/src/libcamera/pipeline/vimc.cpp b/src/libcamera/pipeline/vimc.cpp
index c8bbe2a1..22449e47 100644
--- a/src/libcamera/pipeline/vimc.cpp
+++ b/src/libcamera/pipeline/vimc.cpp
@@ -32,8 +32,10 @@ public:
int configureStreams(Camera *camera,
const CameraConfiguration &config) override;
- int allocateBuffers(Camera *camera, Stream *stream) override;
- int freeBuffers(Camera *camera, Stream *stream) override;
+ int allocateBuffers(Camera *camera,
+ const std::set<Stream *> &streams) override;
+ int freeBuffers(Camera *camera,
+ const std::set<Stream *> &streams) override;
int start(Camera *camera) override;
void stop(Camera *camera) override;
@@ -127,9 +129,11 @@ int PipelineHandlerVimc::configureStreams(Camera *camera,
return 0;
}
-int PipelineHandlerVimc::allocateBuffers(Camera *camera, Stream *stream)
+int PipelineHandlerVimc::allocateBuffers(Camera *camera,
+ const std::set<Stream *> &streams)
{
VimcCameraData *data = cameraData(camera);
+ Stream *stream = *streams.begin();
const StreamConfiguration &cfg = stream->configuration();
LOG(VIMC, Debug) << "Requesting " << cfg.bufferCount << " buffers";
@@ -137,7 +141,8 @@ int PipelineHandlerVimc::allocateBuffers(Camera *camera, Stream *stream)
return data->video_->exportBuffers(&stream->bufferPool());
}
-int PipelineHandlerVimc::freeBuffers(Camera *camera, Stream *stream)
+int PipelineHandlerVimc::freeBuffers(Camera *camera,
+ const std::set<Stream *> &streams)
{
VimcCameraData *data = cameraData(camera);
return data->video_->releaseBuffers();
diff --git a/src/libcamera/pipeline_handler.cpp b/src/libcamera/pipeline_handler.cpp
index 43550c0e..911d0844 100644
--- a/src/libcamera/pipeline_handler.cpp
+++ b/src/libcamera/pipeline_handler.cpp
@@ -193,10 +193,11 @@ PipelineHandler::~PipelineHandler()
* \fn PipelineHandler::allocateBuffers()
* \brief Allocate buffers for a stream
* \param[in] camera The camera the \a stream belongs to
- * \param[in] stream The stream to allocate buffers for
+ * \param[in] streams The set of streams to allocate buffers for
*
- * This method allocates buffers internally in the pipeline handler and
- * associates them with the stream's buffer pool.
+ * This method allocates buffers internally in the pipeline handler for each
+ * stream in the \a streams buffer set, and associates them with the stream's
+ * buffer pool.
*
* The intended caller of this method is the Camera class.
*
@@ -207,9 +208,9 @@ PipelineHandler::~PipelineHandler()
* \fn PipelineHandler::freeBuffers()
* \brief Free all buffers associated with a stream
* \param[in] camera The camera the \a stream belongs to
- * \param[in] stream The stream to free buffers from
+ * \param[in] streams The set of streams to free buffers from
*
- * After a capture session has been stopped all buffers associated with the
+ * After a capture session has been stopped all buffers associated with each
* stream shall be freed.
*
* The intended caller of this method is the Camera class.
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-10 14:30:06 +0000