QCamera3Channel.h revision 7ee407aa1024789089aad411c372c79423699976 
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
5 * met:
6 *     * Redistributions of source code must retain the above copyright
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
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
23 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
24 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
25 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
26 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 */
29
30#ifndef __QCAMERA3_CHANNEL_H__
31#define __QCAMERA3_CHANNEL_H__
32
33#include <hardware/camera3.h>
34#include "QCamera3Stream.h"
35#include "QCamera3Mem.h"
36#include "QCamera3PostProc.h"
37#include "QCamera3HALHeader.h"
38
39extern "C" {
40#include <mm_camera_interface.h>
41}
42
43using namespace android;
44
45namespace qcamera {
46
47typedef void (*channel_cb_routine)(mm_camera_super_buf_t *metadata,
48                                camera3_stream_buffer_t *buffer,
49                                uint32_t frame_number, void *userdata);
50
51class QCamera3Channel
52{
53public:
54    QCamera3Channel(uint32_t cam_handle,
55                   mm_camera_ops_t *cam_ops,
56                   channel_cb_routine cb_routine,
57                   cam_padding_info_t *paddingInfo,
58                   void *userData);
59    QCamera3Channel();
60    virtual ~QCamera3Channel();
61
62    int32_t addStream(cam_stream_type_t streamType,
63                              cam_format_t streamFormat,
64                              cam_dimension_t streamDim,
65                              uint8_t minStreamBufnum);
66    int32_t start();
67    int32_t stop();
68    int32_t bufDone(mm_camera_super_buf_t *recvd_frame);
69
70    virtual int32_t registerBuffers(uint32_t num_buffers,
71                        buffer_handle_t **buffers) = 0;
72    virtual int32_t initialize() = 0;
73    virtual int32_t request(buffer_handle_t * /*buffer*/,
74                uint32_t /*frameNumber*/){ return 0;};
75    virtual int32_t request(buffer_handle_t * /*buffer*/,
76                uint32_t /*frameNumber*/,
77                jpeg_settings_t* /*mJpegSettings*/,
78                mm_camera_buf_def_t* /*pInputBuffer*/,
79                QCamera3Channel* /*pInputChannel*/){ return 0;};
80    virtual void streamCbRoutine(mm_camera_super_buf_t *super_frame,
81                            QCamera3Stream *stream) = 0;
82
83    virtual QCamera3Memory *getStreamBufs(uint32_t len) = 0;
84    virtual void putStreamBufs() = 0;
85
86    QCamera3Stream *getStreamByHandle(uint32_t streamHandle);
87    uint32_t getMyHandle() const {return m_handle;};
88    uint8_t getNumOfStreams() const {return m_numStreams;};
89    QCamera3Stream *getStreamByIndex(uint8_t index);
90
91    static void streamCbRoutine(mm_camera_super_buf_t *super_frame,
92                QCamera3Stream *stream, void *userdata);
93    void *mUserData;
94    cam_padding_info_t *mPaddingInfo;
95    QCamera3Stream *mStreams[MAX_STREAM_NUM_IN_BUNDLE];
96    uint8_t m_numStreams;
97protected:
98
99   virtual int32_t init(mm_camera_channel_attr_t *attr,
100                         mm_camera_buf_notify_t dataCB);
101    int32_t allocateStreamInfoBuf(camera3_stream_t *stream);
102
103    uint32_t m_camHandle;
104    mm_camera_ops_t *m_camOps;
105    bool m_bIsActive;
106
107    uint32_t m_handle;
108
109
110    mm_camera_buf_notify_t mDataCB;
111
112
113    QCamera3HeapMemory *mStreamInfoBuf;
114    channel_cb_routine mChannelCB;
115    //cam_padding_info_t *mPaddingInfo;
116};
117
118/* QCamera3RegularChannel is used to handle all streams that are directly
119 * generated by hardware and given to frameworks without any postprocessing at HAL.
120 * Examples are: all IMPLEMENTATION_DEFINED streams, CPU_READ streams. */
121class QCamera3RegularChannel : public QCamera3Channel
122{
123public:
124    QCamera3RegularChannel(uint32_t cam_handle,
125                    mm_camera_ops_t *cam_ops,
126                    channel_cb_routine cb_routine,
127                    cam_padding_info_t *paddingInfo,
128                    void *userData,
129                    camera3_stream_t *stream);
130    QCamera3RegularChannel(uint32_t cam_handle,
131                    mm_camera_ops_t *cam_ops,
132                    channel_cb_routine cb_routine,
133                    cam_padding_info_t *paddingInfo,
134                    void *userData,
135                    camera3_stream_t *stream,
136                    uint32_t width, uint32_t height);
137    virtual ~QCamera3RegularChannel();
138
139    virtual int32_t initialize();
140    virtual int32_t request(buffer_handle_t *buffer, uint32_t frameNumber);
141    virtual int32_t registerBuffers(uint32_t num_buffers,
142                                buffer_handle_t **buffers);
143    virtual void streamCbRoutine(mm_camera_super_buf_t *super_frame,
144                                            QCamera3Stream *stream);
145
146    virtual QCamera3Memory *getStreamBufs(uint32_t le);
147    virtual void putStreamBufs();
148    mm_camera_buf_def_t* getInternalFormatBuffer(buffer_handle_t* buffer);
149
150public:
151    static int kMaxBuffers;
152private:
153    camera3_stream_t *mCamera3Stream;
154    uint32_t mNumBufs;
155    buffer_handle_t **mCamera3Buffers;
156
157    QCamera3GrallocMemory *mMemory;
158    // width and height of internal stream may be different than what's
159    // specified in camera3_stream_t. For example: ZSL stream size is
160    // always the active region size, but internally we use the JPEG
161    // size.
162    uint32_t mWidth, mHeight;
163};
164
165/* QCamera3MetadataChannel is for metadata stream generated by camera daemon. */
166class QCamera3MetadataChannel : public QCamera3Channel
167{
168public:
169    QCamera3MetadataChannel(uint32_t cam_handle,
170                    mm_camera_ops_t *cam_ops,
171                    channel_cb_routine cb_routine,
172                    cam_padding_info_t *paddingInfo,
173                    void *userData);
174    virtual ~QCamera3MetadataChannel();
175
176    virtual int32_t initialize();
177
178    virtual int32_t request(buffer_handle_t *buffer, uint32_t frameNumber);
179    virtual int32_t registerBuffers(uint32_t num_buffers,
180                buffer_handle_t **buffers);
181    virtual void streamCbRoutine(mm_camera_super_buf_t *super_frame,
182                            QCamera3Stream *stream);
183
184    virtual QCamera3Memory *getStreamBufs(uint32_t le);
185    virtual void putStreamBufs();
186
187private:
188    QCamera3HeapMemory *mMemory;
189};
190
191/* QCamera3PicChannel is for JPEG stream, which contains a YUV stream generated
192 * by the hardware, and encoded to a JPEG stream */
193class QCamera3PicChannel : public QCamera3Channel
194{
195public:
196    QCamera3PicChannel(uint32_t cam_handle,
197            mm_camera_ops_t *cam_ops,
198            channel_cb_routine cb_routine,
199            cam_padding_info_t *paddingInfo,
200            void *userData,
201            camera3_stream_t *stream);
202    ~QCamera3PicChannel();
203
204    virtual int32_t initialize();
205
206    virtual int32_t request(buffer_handle_t *buffer,
207            uint32_t frameNumber, jpeg_settings_t* mJpegSettings,
208            mm_camera_buf_def_t* pInputBuffer,QCamera3Channel* pInputChannel);
209    virtual int32_t registerBuffers(uint32_t num_buffers,
210            buffer_handle_t **buffers);
211    virtual void streamCbRoutine(mm_camera_super_buf_t *super_frame,
212            QCamera3Stream *stream);
213
214    virtual QCamera3Memory *getStreamBufs(uint32_t le);
215    virtual void putStreamBufs();
216    bool needReprocess();
217    bool isWNREnabled() {return m_bWNROn;};
218    bool needOnlineRotation();
219    void getThumbnailSize(cam_dimension_t &dim);
220    int getJpegQuality();
221    int getJpegRotation();
222    bool isRawSnapshot();
223    QCamera3Exif *getExifData();
224    static void jpegEvtHandle(jpeg_job_status_t status,
225            uint32_t /*client_hdl*/,
226            uint32_t jobId,
227            mm_jpeg_output_t *p_output,
228            void *userdata);
229    static void dataNotifyCB(mm_camera_super_buf_t *recvd_frame,
230            void *userdata);
231    void queueMetadata(mm_camera_super_buf_t *metadata_buf);
232
233public:
234    static int kMaxBuffers;
235    QCamera3PostProcessor m_postprocessor; // post processor
236private:
237    camera3_stream_t *mCamera3Stream;
238    uint32_t mNumBufs;
239    buffer_handle_t **mCamera3Buffers;
240    jpeg_settings_t* mJpegSettings;
241    int32_t mCurrentBufIndex;
242    bool m_bWNROn;
243
244
245    QCamera3GrallocMemory *mMemory;
246    QCamera3HeapMemory *mYuvMemory;
247};
248
249// reprocess channel class
250class QCamera3ReprocessChannel : public QCamera3Channel
251{
252public:
253    QCamera3ReprocessChannel(uint32_t cam_handle,
254                            mm_camera_ops_t *cam_ops,
255                            channel_cb_routine cb_routine,
256                            cam_padding_info_t *paddingInfo,
257                            void *userData, void *ch_hdl);
258    QCamera3ReprocessChannel();
259    virtual ~QCamera3ReprocessChannel();
260    // online reprocess
261    int32_t doReprocess(mm_camera_super_buf_t *frame,
262                        mm_camera_super_buf_t *meta_frame);
263    // offline reprocess
264    int32_t doReprocess(int buf_fd, uint32_t buf_length, int32_t &ret_val,
265                        mm_camera_super_buf_t *meta_buf);
266    virtual int32_t registerBuffers(uint32_t num_buffers, buffer_handle_t **buffers);
267    virtual QCamera3Memory *getStreamBufs(uint32_t len);
268    virtual void putStreamBufs();
269    virtual int32_t initialize();
270    virtual void streamCbRoutine(mm_camera_super_buf_t *super_frame,
271                            QCamera3Stream *stream);
272    static void dataNotifyCB(mm_camera_super_buf_t *recvd_frame,
273                                       void* userdata);
274    int32_t addReprocStreamsFromSource(cam_pp_feature_config_t &config,
275                                       QCamera3Channel *pSrcChannel,
276                                       QCamera3Channel *pMetaChannel);
277    QCamera3Stream *getStreamBySourceHandle(uint32_t srcHandle);
278public:
279    void *picChHandle;
280private:
281    uint32_t mSrcStreamHandles[MAX_STREAM_NUM_IN_BUNDLE];
282    QCamera3Channel *m_pSrcChannel; // ptr to source channel for reprocess
283    QCamera3Channel *m_pMetaChannel;
284    mm_camera_super_buf_t *m_metaFrame;
285    QCamera3HeapMemory *mMemory;
286};
287
288}; // namespace qcamera
289
290#endif /* __QCAMERA_CHANNEL_H__ */
291