encode.h

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/* Copyright (c) the JPEG XL Project Authors. All rights reserved.
 *
 * Use of this source code is governed by a BSD-style
 * license that can be found in the LICENSE file.
 */
 
#ifndef JXL_ENCODE_H_
#define JXL_ENCODE_H_
 
#include "jxl/codestream_header.h"
#include "jxl/decode.h"
#include "jxl/jxl_export.h"
#include "jxl/memory_manager.h"
#include "jxl/parallel_runner.h"
 
#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
#endif
 
JXL_EXPORT uint32_t JxlEncoderVersion(void);
 
typedef struct JxlEncoderStruct JxlEncoder;
 
typedef struct JxlEncoderFrameSettingsStruct JxlEncoderFrameSettings;
 
typedef JxlEncoderFrameSettings JxlEncoderOptions;
 
typedef enum {
  JXL_ENC_SUCCESS = 0,
 
  JXL_ENC_ERROR = 1,
 
  JXL_ENC_NEED_MORE_OUTPUT = 2,
 
  JXL_ENC_NOT_SUPPORTED = 3,
 
} JxlEncoderStatus;
 
typedef enum {
  JXL_ENC_FRAME_SETTING_EFFORT = 0,
 
  JXL_ENC_FRAME_SETTING_DECODING_SPEED = 1,
 
  JXL_ENC_FRAME_SETTING_RESAMPLING = 2,
 
  JXL_ENC_FRAME_SETTING_EXTRA_CHANNEL_RESAMPLING = 3,
 
  JXL_ENC_FRAME_SETTING_ALREADY_DOWNSAMPLED = 4,
 
  JXL_ENC_FRAME_SETTING_PHOTON_NOISE = 5,
 
  JXL_ENC_FRAME_SETTING_NOISE = 6,
 
  JXL_ENC_FRAME_SETTING_DOTS = 7,
 
  JXL_ENC_FRAME_SETTING_PATCHES = 8,
 
  JXL_ENC_FRAME_SETTING_EPF = 9,
 
  JXL_ENC_FRAME_SETTING_GABORISH = 10,
 
  JXL_ENC_FRAME_SETTING_MODULAR = 11,
 
  JXL_ENC_FRAME_SETTING_KEEP_INVISIBLE = 12,
 
  JXL_ENC_FRAME_SETTING_GROUP_ORDER = 13,
 
  JXL_ENC_FRAME_SETTING_GROUP_ORDER_CENTER_X = 14,
 
  JXL_ENC_FRAME_SETTING_GROUP_ORDER_CENTER_Y = 15,
 
  JXL_ENC_FRAME_SETTING_RESPONSIVE = 16,
 
  JXL_ENC_FRAME_SETTING_PROGRESSIVE_AC = 17,
 
  JXL_ENC_FRAME_SETTING_QPROGRESSIVE_AC = 18,
 
  JXL_ENC_FRAME_SETTING_PROGRESSIVE_DC = 19,
 
  JXL_ENC_FRAME_SETTING_CHANNEL_COLORS_GLOBAL_PERCENT = 20,
 
  JXL_ENC_FRAME_SETTING_CHANNEL_COLORS_GROUP_PERCENT = 21,
 
  JXL_ENC_FRAME_SETTING_PALETTE_COLORS = 22,
 
  JXL_ENC_FRAME_SETTING_LOSSY_PALETTE = 23,
 
  JXL_ENC_FRAME_SETTING_COLOR_TRANSFORM = 24,
 
  JXL_ENC_FRAME_SETTING_MODULAR_COLOR_SPACE = 25,
 
  JXL_ENC_FRAME_SETTING_MODULAR_GROUP_SIZE = 26,
 
  JXL_ENC_FRAME_SETTING_MODULAR_PREDICTOR = 27,
 
  JXL_ENC_FRAME_SETTING_MODULAR_MA_TREE_LEARNING_PERCENT = 28,
 
  JXL_ENC_FRAME_SETTING_MODULAR_NB_PREV_CHANNELS = 29,
 
  JXL_ENC_FRAME_SETTING_JPEG_RECON_CFL = 30,
 
  JXL_ENC_FRAME_INDEX_BOX = 31,
 
  JXL_ENC_FRAME_SETTING_FILL_ENUM = 65535,
 
} JxlEncoderFrameSettingId;
 
JXL_EXPORT JxlEncoder* JxlEncoderCreate(const JxlMemoryManager* memory_manager);
 
JXL_EXPORT void JxlEncoderReset(JxlEncoder* enc);
 
JXL_EXPORT void JxlEncoderDestroy(JxlEncoder* enc);
 
JXL_EXPORT void JxlEncoderSetCms(JxlEncoder* enc, JxlCmsInterface cms);
 
JXL_EXPORT JxlEncoderStatus
JxlEncoderSetParallelRunner(JxlEncoder* enc, JxlParallelRunner parallel_runner,
                            void* parallel_runner_opaque);
 
JXL_EXPORT JxlEncoderStatus JxlEncoderProcessOutput(JxlEncoder* enc,
                                                    uint8_t** next_out,
                                                    size_t* avail_out);
 
JXL_EXPORT JxlEncoderStatus
JxlEncoderSetFrameHeader(JxlEncoderFrameSettings* frame_settings,
                         const JxlFrameHeader* frame_header);
 
JXL_EXPORT JxlEncoderStatus JxlEncoderSetExtraChannelBlendInfo(
    JxlEncoderFrameSettings* frame_settings, size_t index,
    const JxlBlendInfo* blend_info);
 
JXL_EXPORT JxlEncoderStatus JxlEncoderSetFrameName(
    JxlEncoderFrameSettings* frame_settings, const char* frame_name);
 
JXL_EXPORT JxlEncoderStatus
JxlEncoderAddJPEGFrame(const JxlEncoderFrameSettings* frame_settings,
                       const uint8_t* buffer, size_t size);
 
JXL_EXPORT JxlEncoderStatus JxlEncoderAddImageFrame(
    const JxlEncoderFrameSettings* frame_settings,
    const JxlPixelFormat* pixel_format, const void* buffer, size_t size);
 
JXL_EXPORT JxlEncoderStatus JxlEncoderSetExtraChannelBuffer(
    const JxlEncoderFrameSettings* frame_settings,
    const JxlPixelFormat* pixel_format, const void* buffer, size_t size,
    uint32_t index);
 
JXL_EXPORT JxlEncoderStatus JxlEncoderAddBox(JxlEncoder* enc,
                                             const JxlBoxType type,
                                             const uint8_t* contents,
                                             size_t size,
                                             JXL_BOOL compress_box);
 
JXL_EXPORT JxlEncoderStatus JxlEncoderUseBoxes(JxlEncoder* enc);
 
JXL_EXPORT void JxlEncoderCloseBoxes(JxlEncoder* enc);
 
JXL_EXPORT void JxlEncoderCloseFrames(JxlEncoder* enc);
 
JXL_EXPORT void JxlEncoderCloseInput(JxlEncoder* enc);
 
JXL_EXPORT JxlEncoderStatus
JxlEncoderSetColorEncoding(JxlEncoder* enc, const JxlColorEncoding* color);
 
JXL_EXPORT JxlEncoderStatus JxlEncoderSetICCProfile(JxlEncoder* enc,
                                                    const uint8_t* icc_profile,
                                                    size_t size);
 
JXL_EXPORT void JxlEncoderInitBasicInfo(JxlBasicInfo* info);
 
JXL_EXPORT void JxlEncoderInitFrameHeader(JxlFrameHeader* frame_header);
 
JXL_EXPORT void JxlEncoderInitBlendInfo(JxlBlendInfo* blend_info);
 
JXL_EXPORT JxlEncoderStatus JxlEncoderSetBasicInfo(JxlEncoder* enc,
                                                   const JxlBasicInfo* info);
 
JXL_EXPORT void JxlEncoderInitExtraChannelInfo(JxlExtraChannelType type,
                                               JxlExtraChannelInfo* info);
 
JXL_EXPORT JxlEncoderStatus JxlEncoderSetExtraChannelInfo(
    JxlEncoder* enc, size_t index, const JxlExtraChannelInfo* info);
 
JXL_EXPORT JxlEncoderStatus JxlEncoderSetExtraChannelName(JxlEncoder* enc,
                                                          size_t index,
                                                          const char* name,
                                                          size_t size);
 
JXL_EXPORT JxlEncoderStatus JxlEncoderFrameSettingsSetOption(
    JxlEncoderFrameSettings* frame_settings, JxlEncoderFrameSettingId option,
    int32_t value);
 
JXL_EXPORT JxlEncoderStatus JxlEncoderUseContainer(JxlEncoder* enc,
                                                   JXL_BOOL use_container);
 
JXL_EXPORT JxlEncoderStatus
JxlEncoderStoreJPEGMetadata(JxlEncoder* enc, JXL_BOOL store_jpeg_metadata);
 
JXL_EXPORT JxlEncoderStatus JxlEncoderSetCodestreamLevel(JxlEncoder* enc,
                                                         int level);
 
JXL_EXPORT int JxlEncoderGetRequiredCodestreamLevel(const JxlEncoder* enc);
 
JXL_EXPORT JxlEncoderStatus JxlEncoderSetFrameLossless(
    JxlEncoderFrameSettings* frame_settings, JXL_BOOL lossless);
 
JXL_EXPORT JxlEncoderStatus
JxlEncoderOptionsSetLossless(JxlEncoderFrameSettings*, JXL_BOOL);
 
JXL_EXPORT JXL_DEPRECATED JxlEncoderStatus
JxlEncoderOptionsSetEffort(JxlEncoderFrameSettings* frame_settings, int effort);
 
JXL_EXPORT JXL_DEPRECATED JxlEncoderStatus JxlEncoderOptionsSetDecodingSpeed(
    JxlEncoderFrameSettings* frame_settings, int tier);
 
JXL_EXPORT JxlEncoderStatus JxlEncoderSetFrameDistance(
    JxlEncoderFrameSettings* frame_settings, float distance);
 
JXL_EXPORT JxlEncoderStatus
JxlEncoderOptionsSetDistance(JxlEncoderFrameSettings*, float);
 
JXL_EXPORT JxlEncoderFrameSettings* JxlEncoderFrameSettingsCreate(
    JxlEncoder* enc, const JxlEncoderFrameSettings* source);
 
JXL_EXPORT JxlEncoderFrameSettings* JxlEncoderOptionsCreate(
    JxlEncoder*, const JxlEncoderFrameSettings*);
 
JXL_EXPORT void JxlColorEncodingSetToSRGB(JxlColorEncoding* color_encoding,
                                          JXL_BOOL is_gray);
 
JXL_EXPORT void JxlColorEncodingSetToLinearSRGB(
    JxlColorEncoding* color_encoding, JXL_BOOL is_gray);
 
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif
 
#endif /* JXL_ENCODE_H_ */