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This replaces the existing external_ and importOnly_ boolean flags. Signed-off-by: Naushir Patuck Reviewed-by: Jacopo Mondi --- .../pipeline/rpi/common/pipeline_base.cpp | 8 ++-- .../pipeline/rpi/common/rpi_stream.cpp | 40 ++++++++++-------- .../pipeline/rpi/common/rpi_stream.h | 42 ++++++++++++------- src/libcamera/pipeline/rpi/vc4/vc4.cpp | 8 ++-- 4 files changed, 60 insertions(+), 38 deletions(-) diff --git a/src/libcamera/pipeline/rpi/common/pipeline_base.cpp b/src/libcamera/pipeline/rpi/common/pipeline_base.cpp index 012766b38c32..4d38d511c383 100644 --- a/src/libcamera/pipeline/rpi/common/pipeline_base.cpp +++ b/src/libcamera/pipeline/rpi/common/pipeline_base.cpp @@ -31,6 +31,8 @@ using namespace RPi; LOG_DEFINE_CATEGORY(RPI) +using Flag = RPi::Stream::StreamFlag; + namespace { constexpr unsigned int defaultRawBitDepth = 12; @@ -504,7 +506,7 @@ int PipelineHandlerBase::configure(Camera *camera, CameraConfiguration *config) /* Start by freeing all buffers and reset the stream states. */ data->freeBuffers(); for (auto const stream : data->streams_) - stream->setExternal(false); + stream->clearFlags(Flag::External); std::vector rawStreams, ispStreams; std::optional packing; @@ -752,7 +754,7 @@ int PipelineHandlerBase::queueRequestDevice(Camera *camera, Request *request) /* Push all buffers supplied in the Request to the respective streams. */ for (auto stream : data->streams_) { - if (!stream->isExternal()) + if (!(stream->getFlags() & Flag::External)) continue; FrameBuffer *buffer = request->findBuffer(stream); @@ -931,7 +933,7 @@ int PipelineHandlerBase::queueAllBuffers(Camera *camera) int ret; for (auto const stream : data->streams_) { - if (!stream->isExternal()) { + if (!(stream->getFlags() & Flag::External)) { ret = stream->queueAllBuffers(); if (ret < 0) return ret; diff --git a/src/libcamera/pipeline/rpi/common/rpi_stream.cpp b/src/libcamera/pipeline/rpi/common/rpi_stream.cpp index b7e4130f5e56..c158843cb0ed 100644 --- a/src/libcamera/pipeline/rpi/common/rpi_stream.cpp +++ b/src/libcamera/pipeline/rpi/common/rpi_stream.cpp @@ -14,6 +14,24 @@ LOG_DEFINE_CATEGORY(RPISTREAM) namespace RPi { +void Stream::setFlags(StreamFlags flags) +{ + flags_ |= flags; + + /* Import streams cannot be external. */ + ASSERT(!(flags_ & StreamFlag::External) || !(flags_ & StreamFlag::ImportOnly)); +} + +void Stream::clearFlags(StreamFlags flags) +{ + flags_ &= ~flags; +} + +RPi::Stream::StreamFlags Stream::getFlags() const +{ + return flags_; +} + V4L2VideoDevice *Stream::dev() const { return dev_.get(); @@ -32,18 +50,6 @@ void Stream::resetBuffers() availableBuffers_.push(buffer.get()); } -void Stream::setExternal(bool external) -{ - /* Import streams cannot be external. */ - ASSERT(!external || !importOnly_); - external_ = external; -} - -bool Stream::isExternal() const -{ - return external_; -} - void Stream::setExportedBuffers(std::vector> *buffers) { for (auto const &buffer : *buffers) @@ -57,7 +63,7 @@ const BufferMap &Stream::getBuffers() const unsigned int Stream::getBufferId(FrameBuffer *buffer) const { - if (importOnly_) + if (flags_ & StreamFlag::ImportOnly) return 0; /* Find the buffer in the map, and return the buffer id. */ @@ -88,7 +94,7 @@ int Stream::prepareBuffers(unsigned int count) { int ret; - if (!importOnly_) { + if (!(flags_ & StreamFlag::ImportOnly)) { if (count) { /* Export some frame buffers for internal use. */ ret = dev_->exportBuffers(count, &internalBuffers_); @@ -113,7 +119,7 @@ int Stream::prepareBuffers(unsigned int count) * \todo Find a better heuristic, or, even better, an exact solution to * this issue. */ - if (isExternal() || importOnly_) + if ((flags_ & StreamFlag::External) || (flags_ & StreamFlag::ImportOnly)) count = count * 2; return dev_->importBuffers(count); @@ -160,7 +166,7 @@ int Stream::queueBuffer(FrameBuffer *buffer) void Stream::returnBuffer(FrameBuffer *buffer) { - if (!external_) { + if (!(flags_ & StreamFlag::External)) { /* For internal buffers, simply requeue back to the device. */ queueToDevice(buffer); return; @@ -204,7 +210,7 @@ int Stream::queueAllBuffers() { int ret; - if (external_) + if (flags_ & StreamFlag::External) return 0; while (!availableBuffers_.empty()) { diff --git a/src/libcamera/pipeline/rpi/common/rpi_stream.h b/src/libcamera/pipeline/rpi/common/rpi_stream.h index b8c74de35863..6edd304bdfe2 100644 --- a/src/libcamera/pipeline/rpi/common/rpi_stream.h +++ b/src/libcamera/pipeline/rpi/common/rpi_stream.h @@ -12,6 +12,7 @@ #include #include +#include #include #include "libcamera/internal/v4l2_videodevice.h" @@ -37,25 +38,41 @@ enum BufferMask { class Stream : public libcamera::Stream { public: + enum class StreamFlag { + None = 0, + /* + * Indicates that this stream only imports buffers, e.g. the ISP + * input stream. + */ + ImportOnly = (1 << 0), + /* + * Indicates that this stream is active externally, i.e. the + * buffers might be provided by (and returned to) the application. + */ + External = (1 << 1), + }; + + using StreamFlags = Flags; + Stream() - : id_(BufferMask::MaskID) + : flags_(StreamFlag::None), id_(BufferMask::MaskID) { } - Stream(const char *name, MediaEntity *dev, bool importOnly = false) - : external_(false), importOnly_(importOnly), name_(name), + Stream(const char *name, MediaEntity *dev, StreamFlags flags = StreamFlag::None) + : flags_(flags), name_(name), dev_(std::make_unique(dev)), id_(BufferMask::MaskID) { } + void setFlags(StreamFlags flags); + void clearFlags(StreamFlags flags); + StreamFlags getFlags() const; + V4L2VideoDevice *dev() const; const std::string &name() const; - bool isImporter() const; void resetBuffers(); - void setExternal(bool external); - bool isExternal() const; - void setExportedBuffers(std::vector> *buffers); const BufferMap &getBuffers() const; unsigned int getBufferId(FrameBuffer *buffer) const; @@ -112,14 +129,7 @@ private: void clearBuffers(); int queueToDevice(FrameBuffer *buffer); - /* - * Indicates that this stream is active externally, i.e. the buffers - * might be provided by (and returned to) the application. - */ - bool external_; - - /* Indicates that this stream only imports buffers, e.g. ISP input. */ - bool importOnly_; + StreamFlags flags_; /* Stream name identifier. */ std::string name_; @@ -182,4 +192,6 @@ public: } /* namespace RPi */ +LIBCAMERA_FLAGS_ENABLE_OPERATORS(RPi::Stream::StreamFlag) + } /* namespace libcamera */ diff --git a/src/libcamera/pipeline/rpi/vc4/vc4.cpp b/src/libcamera/pipeline/rpi/vc4/vc4.cpp index a085a06376a8..bd7bfb3a7663 100644 --- a/src/libcamera/pipeline/rpi/vc4/vc4.cpp +++ b/src/libcamera/pipeline/rpi/vc4/vc4.cpp @@ -23,6 +23,8 @@ namespace libcamera { LOG_DECLARE_CATEGORY(RPI) +using Flag = RPi::Stream::StreamFlag; + namespace { enum class Unicam : unsigned int { Image, Embedded }; @@ -320,7 +322,7 @@ int PipelineHandlerVc4::platformRegister(std::unique_ptr &camer } /* Tag the ISP input stream as an import stream. */ - data->isp_[Isp::Input] = RPi::Stream("ISP Input", ispOutput0, true); + data->isp_[Isp::Input] = RPi::Stream("ISP Input", ispOutput0, Flag::ImportOnly); data->isp_[Isp::Output0] = RPi::Stream("ISP Output0", ispCapture1); data->isp_[Isp::Output1] = RPi::Stream("ISP Output1", ispCapture2); data->isp_[Isp::Stats] = RPi::Stream("ISP Stats", ispCapture3); @@ -502,7 +504,7 @@ int Vc4CameraData::platformConfigure(const V4L2SubdeviceFormat &sensorFormat, */ if (!rawStreams.empty()) { rawStreams[0].cfg->setStream(&unicam_[Unicam::Image]); - unicam_[Unicam::Image].setExternal(true); + unicam_[Unicam::Image].setFlags(Flag::External); } ret = isp_[Isp::Input].dev()->setFormat(&unicamFormat); @@ -547,7 +549,7 @@ int Vc4CameraData::platformConfigure(const V4L2SubdeviceFormat &sensorFormat, << ColorSpace::toString(cfg->colorSpace); cfg->setStream(stream); - stream->setExternal(true); + stream->setFlags(Flag::External); } ispOutputTotal_ = outStreams.size();