From 2403f5141f002be70c94f182e0774f257bb4ee11 Mon Sep 17 00:00:00 2001 From: Harvey Yang Date: Wed, 8 Feb 2023 03:33:19 +0000 Subject: android: jpeg: Add JEA implementation This patch adds JEA implementation to replace libjpeg in CrOS platform, where hardware accelerator is available. Signed-off-by: Harvey Yang Reviewed-by: Laurent Pinchart Signed-off-by: Laurent Pinchart --- src/android/cros/camera3_hal.cpp | 4 ++- src/android/cros_mojo_token.h | 12 +++++++ src/android/jpeg/encoder_jea.cpp | 56 ++++++++++++++++++++++++++++++++ src/android/jpeg/encoder_jea.h | 31 ++++++++++++++++++ src/android/jpeg/meson.build | 6 ++++ src/android/jpeg/post_processor_jpeg.cpp | 8 +++++ 6 files changed, 116 insertions(+), 1 deletion(-) create mode 100644 src/android/cros_mojo_token.h create mode 100644 src/android/jpeg/encoder_jea.cpp create mode 100644 src/android/jpeg/encoder_jea.h (limited to 'src/android') diff --git a/src/android/cros/camera3_hal.cpp b/src/android/cros/camera3_hal.cpp index fb863b5f..71acb441 100644 --- a/src/android/cros/camera3_hal.cpp +++ b/src/android/cros/camera3_hal.cpp @@ -8,9 +8,11 @@ #include #include "../camera_hal_manager.h" +#include "../cros_mojo_token.h" -static void set_up([[maybe_unused]] cros::CameraMojoChannelManagerToken *token) +static void set_up(cros::CameraMojoChannelManagerToken *token) { + gCrosMojoToken = token; } static void tear_down() diff --git a/src/android/cros_mojo_token.h b/src/android/cros_mojo_token.h new file mode 100644 index 00000000..043c752a --- /dev/null +++ b/src/android/cros_mojo_token.h @@ -0,0 +1,12 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +/* + * Copyright (C) 2022, Google Inc. + * + * cros_mojo_token.h - cros-specific mojo token + */ + +#pragma once + +#include + +inline cros::CameraMojoChannelManagerToken *gCrosMojoToken = nullptr; diff --git a/src/android/jpeg/encoder_jea.cpp b/src/android/jpeg/encoder_jea.cpp new file mode 100644 index 00000000..7880a6bd --- /dev/null +++ b/src/android/jpeg/encoder_jea.cpp @@ -0,0 +1,56 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +/* + * Copyright (C) 2022, Google Inc. + * + * encoder_jea.cpp - JPEG encoding using CrOS JEA + */ + +#include "encoder_jea.h" + +#include "libcamera/internal/mapped_framebuffer.h" + +#include + +#include "../cros_mojo_token.h" +#include "../hal_framebuffer.h" + +EncoderJea::EncoderJea() = default; + +EncoderJea::~EncoderJea() = default; + +int EncoderJea::configure(const libcamera::StreamConfiguration &cfg) +{ + size_ = cfg.size; + + if (jpegCompressor_) + return 0; + + if (gCrosMojoToken == nullptr) + return -ENOTSUP; + + jpegCompressor_ = cros::JpegCompressor::GetInstance(gCrosMojoToken); + + return 0; +} + +int EncoderJea::encode(Camera3RequestDescriptor::StreamBuffer *buffer, + libcamera::Span exifData, + unsigned int quality) +{ + if (!jpegCompressor_) + return -ENOTSUP; + + uint32_t outDataSize = 0; + const HALFrameBuffer *fb = + dynamic_cast(buffer->srcBuffer); + + if (!jpegCompressor_->CompressImageFromHandle(fb->handle(), + *buffer->camera3Buffer, + size_.width, size_.height, + quality, exifData.data(), + exifData.size(), + &outDataSize)) + return -EBUSY; + + return outDataSize; +} diff --git a/src/android/jpeg/encoder_jea.h b/src/android/jpeg/encoder_jea.h new file mode 100644 index 00000000..ffe9df27 --- /dev/null +++ b/src/android/jpeg/encoder_jea.h @@ -0,0 +1,31 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +/* + * Copyright (C) 2022, Google Inc. + * + * encoder_jea.h - JPEG encoding using CrOS JEA + */ + +#pragma once + +#include + +#include + +#include "encoder.h" + +class EncoderJea : public Encoder +{ +public: + EncoderJea(); + ~EncoderJea(); + + int configure(const libcamera::StreamConfiguration &cfg) override; + int encode(Camera3RequestDescriptor::StreamBuffer *buffer, + libcamera::Span exifData, + unsigned int quality) override; + +private: + libcamera::Size size_; + + std::unique_ptr jpegCompressor_; +}; diff --git a/src/android/jpeg/meson.build b/src/android/jpeg/meson.build index 08397a87..3402e614 100644 --- a/src/android/jpeg/meson.build +++ b/src/android/jpeg/meson.build @@ -6,3 +6,9 @@ android_hal_sources += files([ 'post_processor_jpeg.cpp', 'thumbnailer.cpp' ]) + +platform = get_option('android_platform') +if platform == 'cros' + android_hal_sources += files(['encoder_jea.cpp']) + android_deps += [dependency('libcros_camera')] +endif diff --git a/src/android/jpeg/post_processor_jpeg.cpp b/src/android/jpeg/post_processor_jpeg.cpp index 3e676eb4..40261652 100644 --- a/src/android/jpeg/post_processor_jpeg.cpp +++ b/src/android/jpeg/post_processor_jpeg.cpp @@ -12,7 +12,11 @@ #include "../camera_device.h" #include "../camera_metadata.h" #include "../camera_request.h" +#if defined(OS_CHROMEOS) +#include "encoder_jea.h" +#else /* !defined(OS_CHROMEOS) */ #include "encoder_libjpeg.h" +#endif #include "exif.h" #include @@ -46,7 +50,11 @@ int PostProcessorJpeg::configure(const StreamConfiguration &inCfg, thumbnailer_.configure(inCfg.size, inCfg.pixelFormat); +#if defined(OS_CHROMEOS) + encoder_ = std::make_unique(); +#else /* !defined(OS_CHROMEOS) */ encoder_ = std::make_unique(); +#endif return encoder_->configure(inCfg); } -- cgit v1.2.1