QCameraPostProc.h revision 842d685aa593c35533b607d3c3f6ccd74d801fa3 
1/* Copyright (c) 2012-2013, The Linux Foundataion. All rights reserved.
2 *
3 * Redistribution and use in source and binary forms, with or without
4 * modification, are permitted provided that the following conditions are
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7 *       notice, this list of conditions and the following disclaimer.
8 *     * Redistributions in binary form must reproduce the above
9 *       copyright notice, this list of conditions and the following
10 *       disclaimer in the documentation and/or other materials provided
11 *       with the distribution.
12 *     * Neither the name of The Linux Foundation nor the names of its
13 *       contributors may be used to endorse or promote products derived
14 *       from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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28 */
29
30#ifndef __QCAMERA_POSTPROC_H__
31#define __QCAMERA_POSTPROC_H__
32
33extern "C" {
34#include <mm_camera_interface.h>
35#include <mm_jpeg_interface.h>
36}
37#include "QCamera2HWI.h"
38
39namespace qcamera {
40
41class QCameraExif;
42
43typedef struct {
44    uint32_t jobId;                  // job ID
45    uint32_t client_hdl;             // handle of jpeg client (obtained when open jpeg)
46    mm_camera_super_buf_t *src_frame;// source frame (need to be returned back to kernel after done)
47    mm_camera_super_buf_t *src_reproc_frame; // original source frame for reproc if not NULL
48} qcamera_jpeg_data_t;
49
50typedef struct {
51    uint32_t jobId;                  // job ID
52    mm_camera_super_buf_t *src_frame;// source frame (need to be returned back to kernel after done)
53} qcamera_pp_data_t;
54
55typedef struct {
56    mm_camera_super_buf_t *frame;    // source frame that needs post process
57} qcamera_pp_request_t;
58
59typedef struct {
60    uint32_t jobId;                  // job ID (obtained when start_jpeg_job)
61    jpeg_job_status_t status;        // jpeg encoding status
62    mm_jpeg_output_t out_data;         // ptr to jpeg output buf
63} qcamera_jpeg_evt_payload_t;
64
65typedef struct {
66    camera_memory_t *        data;     // ptr to data memory struct
67    mm_camera_super_buf_t *  frame;    // ptr to frame
68} qcamera_release_data_t;
69
70typedef struct {
71    int32_t                  msg_type; // msg type of data notify
72    camera_memory_t *        data;     // ptr to data memory struct
73    unsigned int             index;    // index of the buf in the whole buffer
74    camera_frame_metadata_t *metadata; // ptr to meta data
75    qcamera_release_data_t   release_data; // any data needs to be release after notify
76} qcamera_data_argm_t;
77
78#define MAX_EXIF_TABLE_ENTRIES 17
79class QCameraExif
80{
81public:
82    QCameraExif();
83    virtual ~QCameraExif();
84
85    int32_t addEntry(exif_tag_id_t tagid,
86                     exif_tag_type_t type,
87                     uint32_t count,
88                     void *data);
89    uint32_t getNumOfEntries() {return m_nNumEntries;};
90    QEXIF_INFO_DATA *getEntries() {return m_Entries;};
91
92private:
93    QEXIF_INFO_DATA m_Entries[MAX_EXIF_TABLE_ENTRIES];  // exif tags for JPEG encoder
94    uint32_t  m_nNumEntries;                            // number of valid entries
95};
96
97class QCameraPostProcessor
98{
99public:
100    QCameraPostProcessor(QCamera2HardwareInterface *cam_ctrl);
101    virtual ~QCameraPostProcessor();
102
103    int32_t init(jpeg_encode_callback_t jpeg_cb, void *user_data);
104    int32_t deinit();
105    int32_t start(QCameraChannel *pSrcChannel);
106    int32_t stop();
107    int32_t processData(mm_camera_super_buf_t *frame);
108    int32_t processRawData(mm_camera_super_buf_t *frame);
109    int32_t processPPData(mm_camera_super_buf_t *frame);
110    int32_t processJpegEvt(qcamera_jpeg_evt_payload_t *evt);
111    int32_t getJpegPaddingReq(cam_padding_info_t &padding_info);
112
113private:
114    int32_t sendDataNotify(int32_t msg_type,
115                           camera_memory_t *data,
116                           uint8_t index,
117                           camera_frame_metadata_t *metadata,
118                           qcamera_release_data_t *release_data);
119    int32_t sendEvtNotify(int32_t msg_type, int32_t ext1, int32_t ext2);
120    qcamera_jpeg_data_t *findJpegJobByJobId(uint32_t jobId);
121    mm_jpeg_color_format getColorfmtFromImgFmt(cam_format_t img_fmt);
122    mm_jpeg_format_t getJpegImgTypeFromImgFmt(cam_format_t img_fmt);
123    int32_t getJpegEncodingConfig(mm_jpeg_encode_params_t& encode_parm,
124                                  QCameraStream *main_stream,
125                                  QCameraStream *thumb_stream);
126    int32_t encodeData(qcamera_jpeg_data_t *jpeg_job_data,
127                       uint8_t &needNewSess);
128    void releaseSuperBuf(mm_camera_super_buf_t *super_buf);
129    static void releaseNotifyData(void *user_data, void *cookie);
130    void releaseJpegJobData(qcamera_jpeg_data_t *job);
131    int32_t processRawImageImpl(mm_camera_super_buf_t *recvd_frame);
132
133    static void releaseJpegData(void *data, void *user_data);
134    static void releasePPInputData(void *data, void *user_data);
135    static void releaseOngoingPPData(void *data, void *user_data);
136
137    static void *dataProcessRoutine(void *data);
138
139private:
140    QCamera2HardwareInterface *m_parent;
141    jpeg_encode_callback_t     mJpegCB;
142    void *                     mJpegUserData;
143    mm_jpeg_ops_t              mJpegHandle;
144    uint32_t                   mJpegClientHandle;
145    uint32_t                   mJpegSessionId;
146
147    QCameraStreamMemory *      m_pJpegOutputMem;
148    QCameraExif *              m_pJpegExifObj;
149    int8_t                     m_bThumbnailNeeded;
150    QCameraReprocessChannel *  m_pReprocChannel;
151
152    QCameraQueue m_inputPPQ;            // input queue for postproc
153    QCameraQueue m_ongoingPPQ;          // ongoing postproc queue
154    QCameraQueue m_inputJpegQ;          // input jpeg job queue
155    QCameraQueue m_ongoingJpegQ;        // ongoing jpeg job queue
156    QCameraQueue m_inputRawQ;           // input raw job queue
157    QCameraCmdThread m_dataProcTh;      // thread for data processing
158};
159
160}; // namespace qcamera
161
162#endif /* __QCAMERA_POSTPROC_H__ */
163