/* SPDX-License-Identifier: LGPL-2.1-or-later */ /* * Copyright (C) 2020, Google Inc. * * encoder_libjpeg.h - JPEG encoding using libjpeg */ #ifndef __ANDROID_JPEG_ENCODER_LIBJPEG_H__ #define __ANDROID_JPEG_ENCODER_LIBJPEG_H__ #include "encoder.h" #include "libcamera/internal/buffer.h" #include "libcamera/internal/formats.h" #include <jpeglib.h> class EncoderLibJpeg : public Encoder { public: EncoderLibJpeg(); ~EncoderLibJpeg(); int configure(const libcamera::StreamConfiguration &cfg) override; int encode(const libcamera::FrameBuffer &source, libcamera::Span<uint8_t> destination, libcamera::Span<const uint8_t> exifData) override; private: void compressRGB(const libcamera::MappedBuffer *frame); void compressNV(const libcamera::MappedBuffer *frame); struct jpeg_compress_struct compress_; struct jpeg_error_mgr jerr_; unsigned int quality_; const libcamera::PixelFormatInfo *pixelFormatInfo_; bool nv_; bool nvSwap_; }; #endif /* __ANDROID_JPEG_ENCODER_LIBJPEG_H__ */