src/include/mm_camcorder_internal.h

   1 /*
   2  * libmm-camcorder
   3  *
   4  * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Contact: Jeongmo Yang <jm80.yang@samsung.com>
   7  *
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  * http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  *
  20  */
  21
  22 #ifndef __MM_CAMCORDER_INTERNAL_H__
  23 #define __MM_CAMCORDER_INTERNAL_H__
  24
  25 /*=======================================================================================
  26 | INCLUDE FILES                                                                         |
  27 ========================================================================================*/
  28 #include <malloc.h>
  29 #include <string.h>
  30 #include <unistd.h>
  31 #include <semaphore.h>
  32
  33 #include <mm_types.h>
  34 #include <mm_attrs.h>
  35 #include <mm_attrs_private.h>
  36 #include <mm_message.h>
  37 #include <mm_sound_focus.h>
  38 #include <vconf.h>
  39 #include <gst/video/video-format.h>
  40 #include <ttrace.h>
  41 #include <errno.h>
  42 #include <restriction.h> /* device policy manager */
  43
  44 #include "mm_camcorder.h"
  45 #include "mm_debug.h"
  46
  47 #ifdef _MMCAMCORDER_MURPHY_SUPPORT
  48 #include "mm_camcorder_resource.h"
  49 #endif /* _MMCAMCORDER_MURPHY_SUPPORT */
  50
  51 /* camcorder sub module */
  52 #include "mm_camcorder_attribute.h"
  53 #include "mm_camcorder_platform.h"
  54 #include "mm_camcorder_stillshot.h"
  55 #include "mm_camcorder_videorec.h"
  56 #include "mm_camcorder_audiorec.h"
  57 #include "mm_camcorder_gstcommon.h"
  58 #include "mm_camcorder_exifinfo.h"
  59 #include "mm_camcorder_util.h"
  60 #include "mm_camcorder_configure.h"
  61 #include "mm_camcorder_sound.h"
  62
  63 #ifdef __cplusplus
  64 extern "C" {
  65 #endif
  66
  67 /*=======================================================================================
  68 | MACRO DEFINITIONS                                                                     |
  69 ========================================================================================*/
  70 #define _mmcam_dbg_verb(fmt, args...)  debug_verbose (" "fmt"\n", ##args);
  71 #define _mmcam_dbg_log(fmt, args...)   debug_log (" "fmt"\n", ##args);
  72 #define _mmcam_dbg_warn(fmt, args...)  debug_warning (" "fmt"\n", ##args);
  73 #define _mmcam_dbg_err(fmt, args...)   debug_error (" "fmt"\n", ##args);
  74 #define _mmcam_dbg_crit(fmt, args...)  debug_critical (" "fmt"\n", ##args);
  75
  76 /**
  77  *      Macro for checking validity and debugging
  78  */
  79 #define mmf_return_if_fail( expr )      \
  80         if( expr ){}                                    \
  81         else                                            \
  82         {                                                       \
  83                 _mmcam_dbg_err( "failed [%s]", #expr);  \
  84                 return;                                         \
  85         };
  86
  87 /**
  88  *      Macro for checking validity and debugging
  89  */
  90 #define mmf_return_val_if_fail( expr, val )     \
  91         if( expr ){}                                    \
  92         else                                            \
  93         {                                                       \
  94                 _mmcam_dbg_err("failed [%s]", #expr);   \
  95                 return( val );                                          \
  96         };
  97
  98 #ifndef ARRAY_SIZE
  99 /**
 100  *      Macro for getting array size
 101  */
 102 #define ARRAY_SIZE(a) (sizeof((a)) / sizeof((a)[0]))
 103 #endif
 104
 105 /* gstreamer element creation macro */
 106 #define _MMCAMCORDER_PIPELINE_MAKE(sub_context, element, eid, name /*char* */, err) \
 107         if (element[eid].gst != NULL) { \
 108                 _mmcam_dbg_err("The element(Pipeline) is existed. element_id=[%d], name=[%s]", eid, name); \
 109                 gst_object_unref(element[eid].gst); \
 110         } \
 111         element[eid].id = eid; \
 112         element[eid].gst = gst_pipeline_new(name); \
 113         if (element[eid].gst == NULL) { \
 114                 _mmcam_dbg_err("Pipeline creation fail. element_id=[%d], name=[%s]", eid, name); \
 115                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 116                 goto pipeline_creation_error; \
 117         } else { \
 118                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 119         }
 120
 121 #define _MMCAMCORDER_BIN_MAKE(sub_context, element, eid, name /*char* */, err) \
 122         if (element[eid].gst != NULL) { \
 123                 _mmcam_dbg_err("The element(Bin) is existed. element_id=[%d], name=[%s]", eid, name); \
 124                 gst_object_unref(element[eid].gst); \
 125         } \
 126         element[eid].id = eid; \
 127         element[eid].gst = gst_bin_new(name); \
 128         if (element[eid].gst == NULL) { \
 129                 _mmcam_dbg_err("Bin creation fail. element_id=[%d], name=[%s]\n", eid, name); \
 130                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 131                 goto pipeline_creation_error; \
 132         } else { \
 133                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 134         }
 135
 136 #define _MMCAMCORDER_ELEMENT_MAKE(sub_context, element, eid, name /*char* */, nickname /*char* */, elist, err) \
 137         if (element[eid].gst != NULL) { \
 138                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 139                 gst_object_unref(element[eid].gst); \
 140         } \
 141         traceBegin(TTRACE_TAG_CAMERA, "MMCAMCORDER:ELEMENT_MAKE:%s", name); \
 142         element[eid].gst = gst_element_factory_make(name, nickname); \
 143         traceEnd(TTRACE_TAG_CAMERA); \
 144         if (element[eid].gst == NULL) { \
 145                 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s]", eid, name); \
 146                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 147                 goto pipeline_creation_error; \
 148         } else { \
 149                 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 150                 element[eid].id = eid; \
 151                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 152                 err = MM_ERROR_NONE; \
 153         } \
 154         elist = g_list_append(elist, &(element[eid]));
 155
 156 #define _MMCAMCORDER_ELEMENT_MAKE2(sub_context, element, eid, name /*char* */, nickname /*char* */, err) \
 157         if (element[eid].gst != NULL) { \
 158                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 159                 gst_object_unref(element[eid].gst); \
 160         } \
 161         element[eid].gst = gst_element_factory_make(name, nickname); \
 162         if (element[eid].gst == NULL) { \
 163                 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s]", eid, name); \
 164                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 165         } else { \
 166                 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 167                 element[eid].id = eid; \
 168                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 169                 err = MM_ERROR_NONE; \
 170         } \
 171
 172 #define _MMCAMCORDER_ELEMENT_MAKE_IGNORE_ERROR(sub_context, element, eid, name /*char* */, nickname /*char* */, elist) \
 173         if (element[eid].gst != NULL) { \
 174                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 175                 gst_object_unref(element[eid].gst); \
 176         } \
 177         element[eid].gst = gst_element_factory_make(name, nickname); \
 178         if (element[eid].gst == NULL) { \
 179                 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s], but keep going...", eid, name); \
 180         } else { \
 181                 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 182                 element[eid].id = eid; \
 183                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 184                 elist = g_list_append(elist, &(element[eid])); \
 185         }
 186
 187 #define _MMCAMCORDER_ENCODEBIN_ELMGET(sub_context, eid, name /*char* */, err) \
 188         if (sub_context->encode_element[eid].gst != NULL) { \
 189                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 190                 gst_object_unref(sub_context->encode_element[eid].gst); \
 191         } \
 192         sub_context->encode_element[eid].id = eid; \
 193         g_object_get(G_OBJECT(sub_context->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst), name, &(sub_context->encode_element[eid].gst), NULL); \
 194         if (sub_context->encode_element[eid].gst == NULL) { \
 195                 _mmcam_dbg_err("Encode Element get fail. element_id=[%d], name=[%s]", eid, name); \
 196                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 197                 goto pipeline_creation_error; \
 198         } else{ \
 199                 gst_object_unref(sub_context->encode_element[eid].gst); \
 200                 g_object_weak_ref(G_OBJECT(sub_context->encode_element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 201         }
 202
 203 /* GStreamer element remove macro */
 204 #define _MMCAMCORDER_ELEMENT_REMOVE(element, eid) \
 205         if (element[eid].gst != NULL) { \
 206                 gst_object_unref(element[eid].gst); \
 207         }
 208
 209 #define _MM_GST_ELEMENT_LINK_MANY       gst_element_link_many
 210 #define _MM_GST_ELEMENT_LINK            gst_element_link
 211 #define _MM_GST_ELEMENT_LINK_FILTERED   gst_element_link_filtered
 212 #define _MM_GST_ELEMENT_UNLINK          gst_element_unlink
 213 #define _MM_GST_PAD_LINK                gst_pad_link
 214
 215 #define _MM_GST_PAD_LINK_UNREF(srcpad, sinkpad, err, if_fail_goto)\
 216 {\
 217         GstPadLinkReturn ret = GST_PAD_LINK_OK;\
 218         if (srcpad == NULL || sinkpad == NULL) {\
 219                 if (srcpad == NULL) {\
 220                         _mmcam_dbg_err("srcpad is NULL");\
 221                 } else {\
 222                         gst_object_unref(srcpad);\
 223                         srcpad = NULL;\
 224                 }\
 225                 if (sinkpad == NULL) {\
 226                         _mmcam_dbg_err("sinkpad is NULL");\
 227                 } else {\
 228                         gst_object_unref(sinkpad);\
 229                         sinkpad = NULL;\
 230                 }\
 231                 err = MM_ERROR_CAMCORDER_GST_LINK;\
 232                 goto if_fail_goto;\
 233         }\
 234         ret = _MM_GST_PAD_LINK(srcpad, sinkpad);\
 235         if (ret != GST_PAD_LINK_OK) {\
 236                 GstObject *src_parent = gst_pad_get_parent(srcpad);\
 237                 GstObject *sink_parent = gst_pad_get_parent(sinkpad);\
 238                 char *src_name = NULL;\
 239                 char *sink_name = NULL;\
 240                 g_object_get((GObject *)src_parent, "name", &src_name, NULL);\
 241                 g_object_get((GObject *)sink_parent, "name", &sink_name, NULL);\
 242                 _mmcam_dbg_err("src[%s] - sink[%s] link failed", src_name, sink_name);\
 243                 gst_object_unref(src_parent); src_parent = NULL;\
 244                 gst_object_unref(sink_parent); sink_parent = NULL;\
 245                 if (src_name) {\
 246                         free(src_name); src_name = NULL;\
 247                 }\
 248                 if (sink_name) {\
 249                         free(sink_name); sink_name = NULL;\
 250                 }\
 251                 gst_object_unref(srcpad); srcpad = NULL;\
 252                 gst_object_unref(sinkpad); sinkpad = NULL;\
 253                 err = MM_ERROR_CAMCORDER_GST_LINK;\
 254                 goto if_fail_goto;\
 255         }\
 256         gst_object_unref(srcpad); srcpad = NULL;\
 257         gst_object_unref(sinkpad); sinkpad = NULL;\
 258 }
 259
 260 #define _MM_GST_PAD_UNLINK_UNREF( srcpad, sinkpad) \
 261         if (srcpad && sinkpad) { \
 262                 gst_pad_unlink(srcpad, sinkpad); \
 263         } else { \
 264                 _mmcam_dbg_warn("some pad(srcpad:%p,sinkpad:%p) is NULL", srcpad, sinkpad); \
 265         } \
 266         if (srcpad) { \
 267                 gst_object_unref(srcpad); srcpad = NULL; \
 268         } \
 269         if (sinkpad) { \
 270                 gst_object_unref(sinkpad); sinkpad = NULL; \
 271         }
 272
 273 #define _MMCAMCORDER_STATE_SET_COUNT            3               /* checking interval */
 274 #define _MMCAMCORDER_STATE_CHECK_TOTALTIME      5000000L        /* total wating time for state change */
 275 #define _MMCAMCORDER_STATE_CHECK_INTERVAL       (50*1000)       /* checking interval - 50ms*/
 276
 277 /**
 278  * Default videosink type
 279  */
 280 #define _MMCAMCORDER_DEFAULT_VIDEOSINK_TYPE     "VideosinkElementOverlay"
 281
 282 /**
 283  * Default recording motion rate
 284  */
 285 #define _MMCAMCORDER_DEFAULT_RECORDING_MOTION_RATE   1.0
 286
 287 /**
 288  * Total level count of manual focus */
 289 #define _MMFCAMCORDER_FOCUS_TOTAL_LEVEL         8
 290
 291 /**
 292  *      File name length limit
 293  */
 294 #define _MMCamcorder_FILENAME_LEN       (512)
 295
 296 /**
 297  *      Minimum integer value
 298  */
 299 #define _MMCAMCORDER_MIN_INT    (INT_MIN)
 300
 301 /**
 302  *      Maximum integer value
 303  */
 304 #define _MMCAMCORDER_MAX_INT    (INT_MAX)
 305
 306 /**
 307  *      Minimum double value
 308  */
 309 #define _MMCAMCORDER_MIN_DOUBLE (DBL_MIN)
 310
 311 /**
 312  *      Maximum integer value
 313  */
 314 #define _MMCAMCORDER_MAX_DOUBLE (DBL_MAX)
 315
 316 /**
 317  *      Audio timestamp margin (msec)
 318  */
 319 #define _MMCAMCORDER_AUDIO_TIME_MARGIN (300)
 320
 321 /**
 322  *      Functions related with LOCK and WAIT
 323  */
 324 #define _MMCAMCORDER_CAST_MTSAFE(handle)            (((mmf_camcorder_t*)handle)->mtsafe)
 325 #define _MMCAMCORDER_LOCK_FUNC(mutex)               g_mutex_lock(&mutex)
 326 #define _MMCAMCORDER_TRYLOCK_FUNC(mutex)            g_mutex_trylock(&mutex)
 327 #define _MMCAMCORDER_UNLOCK_FUNC(mutex)             g_mutex_unlock(&mutex)
 328
 329 #define _MMCAMCORDER_GET_LOCK(handle)               (_MMCAMCORDER_CAST_MTSAFE(handle).lock)
 330 #define _MMCAMCORDER_LOCK(handle)                   _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 331 #define _MMCAMCORDER_TRYLOCK(handle)                _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 332 #define _MMCAMCORDER_UNLOCK(handle)                 _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 333
 334 #define _MMCAMCORDER_GET_COND(handle)               (_MMCAMCORDER_CAST_MTSAFE(handle).cond)
 335 #define _MMCAMCORDER_WAIT(handle)                   g_cond_wait(&_MMCAMCORDER_GET_COND(handle), &_MMCAMCORDER_GET_LOCK(handle))
 336 #define _MMCAMCORDER_WAIT_UNTIL(handle, end_time)   g_cond_wait_until(&_MMCAMCORDER_GET_COND(handle), &_MMCAMCORDER_GET_LOCK(handle), end_time)
 337 #define _MMCAMCORDER_SIGNAL(handle)                 g_cond_signal(&_MMCAMCORDER_GET_COND(handle));
 338 #define _MMCAMCORDER_BROADCAST(handle)              g_cond_broadcast(&_MMCAMCORDER_GET_COND(handle));
 339
 340 /* for command */
 341 #define _MMCAMCORDER_GET_CMD_LOCK(handle)           (_MMCAMCORDER_CAST_MTSAFE(handle).cmd_lock)
 342 #define _MMCAMCORDER_GET_CMD_COND(handle)           (_MMCAMCORDER_CAST_MTSAFE(handle).cmd_cond)
 343 #define _MMCAMCORDER_LOCK_CMD(handle)               _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 344 #define _MMCAMCORDER_TRYLOCK_CMD(handle)            _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 345 #define _MMCAMCORDER_UNLOCK_CMD(handle)             _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 346 #define _MMCAMCORDER_CMD_WAIT(handle)                 g_cond_wait(&_MMCAMCORDER_GET_CMD_COND(handle), &_MMCAMCORDER_GET_CMD_LOCK(handle))
 347 #define _MMCAMCORDER_CMD_WAIT_UNTIL(handle, end_time) g_cond_wait_until(&_MMCAMCORDER_GET_CMD_COND(handle), &_MMCAMCORDER_GET_CMD_LOCK(handle), end_time)
 348 #define _MMCAMCORDER_CMD_SIGNAL(handle)               g_cond_signal(&_MMCAMCORDER_GET_CMD_COND(handle));
 349
 350 /* for ASM */
 351 #define _MMCAMCORDER_GET_ASM_LOCK(handle)           (_MMCAMCORDER_CAST_MTSAFE(handle).asm_lock)
 352 #define _MMCAMCORDER_LOCK_ASM(handle)               _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 353 #define _MMCAMCORDER_TRYLOCK_ASM(handle)            _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 354 #define _MMCAMCORDER_UNLOCK_ASM(handle)             _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 355
 356 /* for state change */
 357 #define _MMCAMCORDER_GET_STATE_LOCK(handle)         (_MMCAMCORDER_CAST_MTSAFE(handle).state_lock)
 358 #define _MMCAMCORDER_LOCK_STATE(handle)             _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 359 #define _MMCAMCORDER_TRYLOCK_STATE(handle)          _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 360 #define _MMCAMCORDER_UNLOCK_STATE(handle)           _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 361
 362 /* for gstreamer state change */
 363 #define _MMCAMCORDER_GET_GST_STATE_LOCK(handle)     (_MMCAMCORDER_CAST_MTSAFE(handle).gst_state_lock)
 364 #define _MMCAMCORDER_LOCK_GST_STATE(handle)         _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 365 #define _MMCAMCORDER_TRYLOCK_GST_STATE(handle)      _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 366 #define _MMCAMCORDER_UNLOCK_GST_STATE(handle)       _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 367
 368 #define _MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).gst_encode_state_lock)
 369 #define _MMCAMCORDER_LOCK_GST_ENCODE_STATE(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 370 #define _MMCAMCORDER_TRYLOCK_GST_ENCODE_STATE(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 371 #define _MMCAMCORDER_UNLOCK_GST_ENCODE_STATE(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 372
 373 /* for setting/calling callback */
 374 #define _MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).message_cb_lock)
 375 #define _MMCAMCORDER_LOCK_MESSAGE_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 376 #define _MMCAMCORDER_TRYLOCK_MESSAGE_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 377 #define _MMCAMCORDER_UNLOCK_MESSAGE_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 378
 379 #define _MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle)     (_MMCAMCORDER_CAST_MTSAFE(handle).vcapture_cb_lock)
 380 #define _MMCAMCORDER_LOCK_VCAPTURE_CALLBACK(handle)         _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 381 #define _MMCAMCORDER_TRYLOCK_VCAPTURE_CALLBACK(handle)      _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 382 #define _MMCAMCORDER_UNLOCK_VCAPTURE_CALLBACK(handle)       _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 383
 384 #define _MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).vstream_cb_lock)
 385 #define _MMCAMCORDER_LOCK_VSTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 386 #define _MMCAMCORDER_TRYLOCK_VSTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 387 #define _MMCAMCORDER_UNLOCK_VSTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 388
 389 #define _MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).astream_cb_lock)
 390 #define _MMCAMCORDER_LOCK_ASTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 391 #define _MMCAMCORDER_TRYLOCK_ASTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 392 #define _MMCAMCORDER_UNLOCK_ASTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 393
 394 /**
 395  * Caster of main handle (camcorder)
 396  */
 397 #define MMF_CAMCORDER(h) (mmf_camcorder_t *)(h)
 398
 399 /**
 400  * Caster of subcontext
 401  */
 402 #define MMF_CAMCORDER_SUBCONTEXT(h) (((mmf_camcorder_t *)(h))->sub_context)
 403
 404 /* LOCAL CONSTANT DEFINITIONS */
 405 /**
 406  * Total Numbers of Attribute values.
 407  * If you increase any enum of attribute values, you also have to increase this.
 408  */
 409 #define MM_CAMCORDER_MODE_NUM                   3       /**< Number of mode type */
 410 #define MM_CAMCORDER_COLOR_TONE_NUM             30      /**< Number of color-tone modes */
 411 #define MM_CAMCORDER_WHITE_BALANCE_NUM          10      /**< Number of WhiteBalance modes*/
 412 #define MM_CAMCORDER_SCENE_MODE_NUM             16      /**< Number of program-modes */
 413 #define MM_CAMCORDER_FOCUS_MODE_NUM             6       /**< Number of focus mode*/
 414 #define MM_CAMCORDER_AUTO_FOCUS_NUM             5       /**< Total count of auto focus type*/
 415 #define MM_CAMCORDER_FOCUS_STATE_NUM            4       /**< Number of focus state */
 416 #define MM_CAMCORDER_ISO_NUM                    10      /**< Number of ISO */
 417 #define MM_CAMCORDER_AUTO_EXPOSURE_NUM          9       /**< Number of Auto exposure type */
 418 #define MM_CAMCORDER_WDR_NUM                    3       /**< Number of wide dynamic range */
 419 #define MM_CAMCORDER_FLIP_NUM                   4       /**< Number of Filp mode */
 420 #define MM_CAMCORDER_ROTATION_NUM               4       /**< Number of Rotation mode */
 421 #define MM_CAMCORDER_AHS_NUM                    4       /**< Number of anti-handshake */
 422 #define MM_CAMCORDER_VIDEO_STABILIZATION_NUM    2       /**< Number of video stabilization */
 423 #define MM_CAMCORDER_HDR_CAPTURE_NUM            3       /**< Number of HDR capture mode */
 424 #define MM_CAMCORDER_GEOMETRY_METHOD_NUM        5       /**< Number of geometry method */
 425 #define MM_CAMCORDER_TAG_ORT_NUM                8       /**< Number of tag orientation */
 426 #define MM_CAMCORDER_STROBE_MODE_NUM            8       /**< Number of strobe mode type */
 427 #define MM_CAMCORDER_STROBE_CONTROL_NUM         3       /**< Number of strobe control type */
 428 #define MM_CAMCORDER_DETECT_MODE_NUM            2       /**< Number of detect mode type */
 429
 430 /*=======================================================================================
 431 | ENUM DEFINITIONS                                                                      |
 432 ========================================================================================*/
 433 /**
 434  * Command for Camcorder.
 435  */
 436 enum {
 437         /* Command for Video/Audio recording */
 438         _MMCamcorder_CMD_RECORD,
 439         _MMCamcorder_CMD_PAUSE,
 440         _MMCamcorder_CMD_CANCEL,
 441         _MMCamcorder_CMD_COMMIT,
 442
 443         /* Command for Image capture */
 444         _MMCamcorder_CMD_CAPTURE,
 445
 446         /* Command for Preview(Video/Image only effective) */
 447         _MMCamcorder_CMD_PREVIEW_START,
 448         _MMCamcorder_CMD_PREVIEW_STOP,
 449 };
 450
 451 /**
 452  * Still-shot type
 453  */
 454 enum {
 455         _MMCamcorder_SINGLE_SHOT,
 456         _MMCamcorder_MULTI_SHOT,
 457 };
 458
 459 /**
 460  * Enumerations for manual focus direction.
 461  * If focusing mode is not "MM_CAMCORDER_AF_MODE_MANUAL", this value will be ignored.
 462  */
 463 enum MMCamcorderMfLensDir {
 464         MM_CAMCORDER_MF_LENS_DIR_FORWARD = 1,   /**< Focus direction to forward */
 465         MM_CAMCORDER_MF_LENS_DIR_BACKWARD,      /**< Focus direction to backward */
 466         MM_CAMCORDER_MF_LENS_DIR_NUM,           /**< Total number of the directions */
 467 };
 468
 469 /**
 470  * Camcorder Pipeline's Element name.
 471  * @note index of element.
 472  */
 473 typedef enum {
 474         _MMCAMCORDER_NONE = (-1),
 475
 476         /* Main Pipeline Element */
 477         _MMCAMCORDER_MAIN_PIPE = 0x00,
 478
 479         /* Pipeline element of Video input */
 480         _MMCAMCORDER_VIDEOSRC_SRC,
 481         _MMCAMCORDER_VIDEOSRC_FILT,
 482         _MMCAMCORDER_VIDEOSRC_CLS_QUE,
 483         _MMCAMCORDER_VIDEOSRC_CLS,
 484         _MMCAMCORDER_VIDEOSRC_CLS_FILT,
 485         _MMCAMCORDER_VIDEOSRC_QUE,
 486         _MMCAMCORDER_VIDEOSRC_DECODE,
 487
 488         /* Pipeline element of Video output */
 489         _MMCAMCORDER_VIDEOSINK_QUE,
 490         _MMCAMCORDER_VIDEOSINK_CLS,
 491         _MMCAMCORDER_VIDEOSINK_SINK,
 492
 493         _MMCAMCORDER_PIPELINE_ELEMENT_NUM,
 494 } _MMCAMCORDER_PREVIEW_PIPELINE_ELELMENT;
 495
 496 /**
 497  * Camcorder Pipeline's Element name.
 498  * @note index of element.
 499  */
 500 typedef enum {
 501         _MMCAMCORDER_ENCODE_NONE = (-1),
 502
 503         /* Main Pipeline Element */
 504         _MMCAMCORDER_ENCODE_MAIN_PIPE = 0x00,
 505
 506         /* Pipeline element of Audio input */
 507         _MMCAMCORDER_AUDIOSRC_BIN,
 508         _MMCAMCORDER_AUDIOSRC_SRC,
 509         _MMCAMCORDER_AUDIOSRC_FILT,
 510         _MMCAMCORDER_AUDIOSRC_QUE,
 511         _MMCAMCORDER_AUDIOSRC_CONV,
 512         _MMCAMCORDER_AUDIOSRC_VOL,
 513
 514         /* Pipeline element of Encodebin */
 515         _MMCAMCORDER_ENCSINK_BIN,
 516         _MMCAMCORDER_ENCSINK_SRC,
 517         _MMCAMCORDER_ENCSINK_FILT,
 518         _MMCAMCORDER_ENCSINK_ENCBIN,
 519         _MMCAMCORDER_ENCSINK_AQUE,
 520         _MMCAMCORDER_ENCSINK_CONV,
 521         _MMCAMCORDER_ENCSINK_AENC,
 522         _MMCAMCORDER_ENCSINK_AENC_QUE,
 523         _MMCAMCORDER_ENCSINK_VQUE,
 524         _MMCAMCORDER_ENCSINK_VCONV,
 525         _MMCAMCORDER_ENCSINK_VENC,
 526         _MMCAMCORDER_ENCSINK_VENC_QUE,
 527         _MMCAMCORDER_ENCSINK_ITOG,
 528         _MMCAMCORDER_ENCSINK_ICROP,
 529         _MMCAMCORDER_ENCSINK_ISCALE,
 530         _MMCAMCORDER_ENCSINK_IFILT,
 531         _MMCAMCORDER_ENCSINK_IQUE,
 532         _MMCAMCORDER_ENCSINK_IENC,
 533         _MMCAMCORDER_ENCSINK_MUX,
 534         _MMCAMCORDER_ENCSINK_SINK,
 535
 536         _MMCAMCORDER_ENCODE_PIPELINE_ELEMENT_NUM,
 537 } _MMCAMCORDER_ENCODE_PIPELINE_ELELMENT;
 538
 539 typedef enum {
 540         _MMCAMCORDER_TASK_THREAD_STATE_NONE,
 541         _MMCAMCORDER_TASK_THREAD_STATE_SOUND_PLAY_START,
 542         _MMCAMCORDER_TASK_THREAD_STATE_SOUND_SOLO_PLAY_START,
 543         _MMCAMCORDER_TASK_THREAD_STATE_ENCODE_PIPE_CREATE,
 544         _MMCAMCORDER_TASK_THREAD_STATE_CHECK_CAPTURE_IN_RECORDING,
 545         _MMCAMCORDER_TASK_THREAD_STATE_EXIT,
 546 } _MMCamcorderTaskThreadState;
 547
 548 /**
 549  * System state change cause
 550  */
 551 typedef enum {
 552         _MMCAMCORDER_STATE_CHANGE_NORMAL = 0,
 553         _MMCAMCORDER_STATE_CHANGE_BY_ASM,
 554         _MMCAMCORDER_STATE_CHANGE_BY_RM,
 555         _MMCAMCORDER_STATE_CHANGE_BY_DPM
 556 } _MMCamcorderStateChange;
 557
 558
 559 /*=======================================================================================
 560 | STRUCTURE DEFINITIONS                                                                 |
 561 ========================================================================================*/
 562 /**
 563  * MMCamcorder Gstreamer Element
 564  */
 565 typedef struct {
 566         unsigned int id;                /**< Gstreamer piplinem element name */
 567         GstElement *gst;                /**< Gstreamer element */
 568 } _MMCamcorderGstElement;
 569
 570 /**
 571  * MMCamcorder information for KPI measurement
 572  */
 573 typedef struct {
 574         int current_fps;                /**< current fps of this second */
 575         int average_fps;                /**< average fps  */
 576         unsigned int video_framecount;  /**< total number of video frame */
 577         unsigned int last_framecount;   /**< total number of video frame in last measurement */
 578         struct timeval init_video_time; /**< time when start to measure */
 579         struct timeval last_video_time; /**< last measurement time */
 580 } _MMCamcorderKPIMeasure;
 581
 582 /**
 583  * MMCamcorder information for Multi-Thread Safe
 584  */
 585 typedef struct {
 586         GMutex lock;                    /**< Mutex (for general use) */
 587         GCond cond;                     /**< Condition (for general use) */
 588         GMutex cmd_lock;                /**< Mutex (for command) */
 589         GCond cmd_cond;                 /**< Condition (for command) */
 590         GMutex asm_lock;                /**< Mutex (for ASM) */
 591         GMutex state_lock;              /**< Mutex (for state change) */
 592         GMutex gst_state_lock;          /**< Mutex (for gst pipeline state change) */
 593         GMutex gst_encode_state_lock;   /**< Mutex (for gst encode pipeline state change) */
 594         GMutex message_cb_lock;         /**< Mutex (for message callback) */
 595         GMutex vcapture_cb_lock;        /**< Mutex (for video capture callback) */
 596         GMutex vstream_cb_lock;         /**< Mutex (for video stream callback) */
 597         GMutex astream_cb_lock;         /**< Mutex (for audio stream callback) */
 598 } _MMCamcorderMTSafe;
 599
 600 /**
 601  * MMCamcorder Sub Context
 602  */
 603 typedef struct {
 604         bool isMaxsizePausing;                  /**< Because of size limit, pipeline is paused. */
 605         bool isMaxtimePausing;                  /**< Because of time limit, pipeline is paused. */
 606         int element_num;                        /**< count of element */
 607         int encode_element_num;                 /**< count of encode element */
 608         int cam_stability_count;                /**< camsensor stability count. the count of frame will drop */
 609         GstClockTime pipeline_time;             /**< current time of Gstreamer Pipeline */
 610         GstClockTime pause_time;                /**< amount of time while pipeline is in PAUSE state.*/
 611         GstClockTime stillshot_time;            /**< pipeline time of capturing moment*/
 612         gboolean is_modified_rate;              /**< whether recording motion rate is modified or not */
 613         gboolean ferror_send;                   /**< file write/seek error **/
 614         guint ferror_count;                     /**< file write/seek error count **/
 615         GstClockTime previous_slot_time;
 616         int display_interval;                   /**< This value is set as 'GST_SECOND / display FPS' */
 617         gboolean bget_eos;                      /**< Whether getting EOS */
 618         gboolean bencbin_capture;               /**< Use Encodebin for capturing */
 619         gboolean audio_disable;                 /**< whether audio is disabled or not when record */
 620         int videosrc_rotate;                    /**< rotate of videosrc */
 621
 622         /* For dropping video frame when start recording */
 623         int drop_vframe;                        /**< When this value is bigger than zero and pass_first_vframe is zero, MSL will drop video frame though cam_stability count is bigger then zero. */
 624         int pass_first_vframe;                  /**< When this value is bigger than zero, MSL won't drop video frame though "drop_vframe" is bigger then zero. */
 625
 626         /* INI information */
 627         unsigned int fourcc;                    /**< Get fourcc value of camera INI file */
 628         _MMCamcorderImageInfo *info_image;      /**< extra information for image capture */
 629         _MMCamcorderVideoInfo *info_video;      /**< extra information for video recording */
 630         _MMCamcorderAudioInfo *info_audio;      /**< extra information for audio recording */
 631
 632         _MMCamcorderGstElement *element;        /**< array of preview element */
 633         _MMCamcorderGstElement *encode_element; /**< array of encode element */
 634         _MMCamcorderKPIMeasure kpi;             /**< information related with performance measurement */
 635
 636         type_element *VideosinkElement;         /**< configure data of videosink element */
 637         type_element *VideoconvertElement;      /**< configure data of videoconvert element */
 638         type_element *VideodecoderElementH264;  /**< configure data of video decoder element for H.264 format */
 639         gboolean SensorEncodedCapture;          /**< whether camera sensor support encoded image capture */
 640         gboolean internal_encode;               /**< whether use internal encoding function */
 641 } _MMCamcorderSubContext;
 642
 643 /**
 644   * _MMCamcorderContext
 645   */
 646 typedef struct mmf_camcorder {
 647         /* information */
 648         int type;               /**< mmcamcorder_mode_type */
 649         int device_type;        /**< device type */
 650         int state;              /**< state of camcorder */
 651         int target_state;       /**< Target state that want to set. This is a flag that
 652                                    * stands for async state changing. If this value differ from state,
 653                                    * it means state is changing now asychronously. */
 654
 655         /* handles */
 656         MMHandleType attributes;               /**< Attribute handle */
 657         _MMCamcorderSubContext *sub_context;   /**< sub context */
 658         mm_exif_info_t *exif_info;             /**< EXIF */
 659         GList *buffer_probes;                  /**< a list of buffer probe handle */
 660         GList *event_probes;                   /**< a list of event probe handle */
 661         GList *signals;                        /**< a list of signal handle */
 662 #ifdef _MMCAMCORDER_ENABLE_IDLE_MESSAGE_CALLBACK
 663         GList *msg_data;                       /**< a list of msg data */
 664 #endif /* _MMCAMCORDER_ENABLE_IDLE_MESSAGE_CALLBACK */
 665         camera_conf *conf_main;                /**< Camera configure Main structure */
 666         camera_conf *conf_ctrl;                /**< Camera configure Control structure */
 667         guint pipeline_cb_event_id;            /**< Event source ID of pipeline message callback */
 668         guint encode_pipeline_cb_event_id;     /**< Event source ID of encode pipeline message callback */
 669         guint setting_event_id;                /**< Event source ID of attributes setting to sensor */
 670         SOUND_INFO snd_info;                   /**< Sound handle for multishot capture */
 671
 672         /* callback handlers */
 673         MMMessageCallback msg_cb;                               /**< message callback */
 674         void *msg_cb_param;                                     /**< message callback parameter */
 675         mm_camcorder_video_stream_callback vstream_cb;          /**< Video stream callback */
 676         void *vstream_cb_param;                                 /**< Video stream callback parameter */
 677         mm_camcorder_audio_stream_callback astream_cb;          /**< Audio stream callback */
 678         void *astream_cb_param;                                 /**< Audio stream callback parameter */
 679         mm_camcorder_video_capture_callback vcapture_cb;        /**< Video capture callback */
 680         void *vcapture_cb_param;                                /**< Video capture callback parameter */
 681         int (*command)(MMHandleType, int);                      /**< camcorder's command */
 682
 683         /* etc */
 684         mm_cam_attr_construct_info *cam_attrs_const_info;       /**< attribute info */
 685         conf_info_table* conf_main_info_table[CONFIGURE_CATEGORY_MAIN_NUM]; /** configure info table - MAIN category */
 686         conf_info_table* conf_ctrl_info_table[CONFIGURE_CATEGORY_CTRL_NUM]; /** configure info table - CONTROL category */
 687         int conf_main_category_size[CONFIGURE_CATEGORY_MAIN_NUM]; /** configure info table size - MAIN category */
 688         int conf_ctrl_category_size[CONFIGURE_CATEGORY_CTRL_NUM]; /** configure info table size - CONTROL category */
 689         _MMCamcorderMTSafe mtsafe;                              /**< Thread safe */
 690         int state_change_by_system;                             /**< MSL changes its state by itself because of system */
 691         GMutex restart_preview_lock;                            /**< Capture sound mutex */
 692         int use_zero_copy_format;                               /**< Whether use zero copy format for camera input */
 693         int use_videoconvert;                                   /**< Whether use videoconvert element for display */
 694         int support_media_packet_preview_cb;                    /**< Whether support zero copy format for camera input */
 695         int shutter_sound_policy;                               /**< shutter sound policy */
 696         int brightness_default;                                 /**< default value of brightness */
 697         int brightness_step_denominator;                        /**< denominator of brightness bias step */
 698         int support_zsl_capture;                                /**< support Zero Shutter Lag capture */
 699         char *model_name;                                       /**< model name from system info */
 700         char *software_version;                                 /**< software_version from system info */
 701         int capture_sound_count;                                /**< count for capture sound */
 702         char *root_directory;                                   /**< Root directory for device */
 703         int resolution_changed;                                 /**< Flag for preview resolution change */
 704         int sound_focus_register;                               /**< Use sound focus internally */
 705         int sound_focus_id;                                     /**< id for sound focus */
 706         int sound_focus_watch_id;                               /**< id for sound focus watch */
 707         int interrupt_code;                                     /**< Interrupt code */
 708         int acquired_focus;                                     /**< Current acquired focus */
 709         int session_type;                                       /**< Session type */
 710         int session_flags;                                      /**< Session flags */
 711         int recreate_decoder;                                   /**< Flag of decoder element recreation for encoded preview format */
 712
 713         _MMCamcorderInfoConverting caminfo_convert[CAMINFO_CONVERT_NUM];        /**< converting structure of camera info */
 714         _MMCamcorderEnumConvert enum_conv[ENUM_CONVERT_NUM];                    /**< enum converting list that is modified by ini info */
 715
 716         gboolean capture_in_recording;                          /**< Flag for capture while recording */
 717
 718         gboolean error_occurs;                                  /**< flag for error */
 719         int error_code;                                         /**< error code for internal gstreamer error */
 720
 721         /* task thread */
 722         GThread *task_thread;                                   /**< thread for task */
 723         GMutex task_thread_lock;                                /**< mutex for task thread */
 724         GCond task_thread_cond;                                 /**< cond for task thread */
 725         _MMCamcorderTaskThreadState task_thread_state;          /**< state of task thread */
 726
 727 #ifdef _MMCAMCORDER_MURPHY_SUPPORT
 728         /* resource manager for H/W resources */
 729         MMCamcorderResourceManager resource_manager;
 730 #endif /* _MMCAMCORDER_MURPHY_SUPPORT */
 731
 732         /* gdbus */
 733         GDBusConnection *gdbus_conn;                            /**< gdbus connection */
 734         _MMCamcorderGDbusCbInfo gdbus_info_sound;               /**< Informations for the gbus cb of sound play */
 735         _MMCamcorderGDbusCbInfo gdbus_info_solo_sound;          /**< Informations for the gbus cb of solo sound play */
 736
 737         /* DPM(device policy manager) */
 738         dpm_context_h dpm_context;                              /**< DPM context handle */
 739         dpm_restriction_policy_h dpm_policy;                    /**< DPM restriction policy handle */
 740         int dpm_camera_cb_id;                                   /**< DPM camera policy changed callback id */
 741
 742         int reserved[4];                                        /**< reserved */
 743 } mmf_camcorder_t;
 744
 745 /*=======================================================================================
 746 | EXTERN GLOBAL VARIABLE                                                                |
 747 ========================================================================================*/
 748
 749 /*=======================================================================================
 750 | GLOBAL FUNCTION PROTOTYPES                                                            |
 751 ========================================================================================*/
 752 /**
 753  *      This function creates camcorder for capturing still image and recording.
 754  *
 755  *      @param[out]     handle          Specifies the camcorder  handle
 756  *      @param[in]      info            Preset information of camcorder
 757  *      @return         This function returns zero on success, or negative value with error code.
 758  *      @remarks        When this function calls successfully, camcorder  handle will be filled with a @n
 759  *                      valid value and the state of  the camcorder  will become MM_CAMCORDER_STATE_NULL.@n
 760  *                      Note that  it's not ready to working camcorder. @n
 761  *                      You should call mmcamcorder_realize before starting camcorder.
 762  *      @see            _mmcamcorder_create
 763  */
 764 int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info);
 765
 766 /**
 767  *      This function destroys instance of camcorder.
 768  *
 769  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 770  *      @return         This function returns zero on success, or negative value with error code.
 771  *      @see            _mmcamcorder_create
 772  */
 773 int _mmcamcorder_destroy(MMHandleType hcamcorder);
 774
 775 /**
 776  *      This function allocates memory for camcorder.
 777  *
 778  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 779  *      @return         This function returns zero on success, or negative value with error code.
 780  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_NULL @n
 781  *                      and  the state of the camcorder  will become MM_CAMCORDER_STATE_READY. @n
 782  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 783  *      @see            _mmcamcorder_unrealize
 784  *      @pre            MM_CAMCORDER_STATE_NULL
 785  *      @post           MM_CAMCORDER_STATE_READY
 786  */
 787 int _mmcamcorder_realize(MMHandleType hcamcorder);
 788
 789 /**
 790  *      This function free allocated memory for camcorder.
 791  *
 792  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 793  *      @return         This function returns zero on success, or negative value with error code.
 794  *      @remarks        This function release all resources which are allocated for the camcorder engine.@n
 795  *                      This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 796  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_NULL. @n
 797  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 798  *      @see            _mmcamcorder_realize
 799  *      @pre            MM_CAMCORDER_STATE_READY
 800  *      @post           MM_CAMCORDER_STATE_NULL
 801  */
 802 int _mmcamcorder_unrealize(MMHandleType hcamcorder);
 803
 804 /**
 805  *      This function is to start previewing.
 806  *
 807  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 808  *      @return         This function returns zero on success, or negative value with error code.
 809  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 810  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 811  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 812  *      @see            _mmcamcorder_stop
 813  */
 814 int _mmcamcorder_start(MMHandleType hcamcorder);
 815
 816 /**
 817  *      This function is to stop previewing.
 818  *
 819  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 820  *      @return         This function returns zero on success, or negative value with error code.
 821  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and  @n
 822  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_READY.@n
 823  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 824  *      @see            _mmcamcorder_start
 825  */
 826 int _mmcamcorder_stop(MMHandleType hcamcorder);
 827
 828 /**
 829  *      This function to start capturing of still images.
 830  *
 831  *      @param[in]      hcamcorder      Specifies the camcorder  handle.
 832  *      @return         This function returns zero on success, or negative value with error code.
 833  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and @n
 834  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_CAPTURING. @n
 835  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 836  *      @see            _mmcamcorder_capture_stop
 837  */
 838 int _mmcamcorder_capture_start(MMHandleType hcamcorder);
 839
 840 /**
 841  *      This function is to stop capturing still images.
 842  *
 843  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 844  *      @return         This function returns zero on success, or negative value with error code.
 845  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_CAPTURING and @n
 846  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 847  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 848  *      @see            _mmcamcorder_capture_start
 849  */
 850 int _mmcamcorder_capture_stop(MMHandleType hcamcorder);
 851
 852 /**
 853  *      This function is to start  video and audio recording.
 854  *
 855  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 856  *      @return         This function returns zero on success, or negative value with error code.
 857  *      @remarks        This function can  be called successfully when current state is @n
 858  *                      MM_CAMCORDER_STATE_PREPARE or MM_CAMCORDER_STATE_PAUSED and  @n
 859  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_RECORDING.@n
 860  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 861  *      @see            _mmcamcorder_pause
 862  */
 863 int _mmcamcorder_record(MMHandleType hcamcorder);
 864
 865 /**
 866  *      This function is to pause video and audio recording
 867  *
 868  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 869  *      @return         This function returns zero on success, or negative value with error code.
 870  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_RECORDING and  @n
 871  *                      the  state of the camcorder  will become MM_CAMCORDER_STATE_PAUSED.@n
 872  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.@n
 873  *      @see            _mmcamcorder_record
 874  */
 875 int _mmcamcorder_pause(MMHandleType hcamcorder);
 876
 877 /**
 878  *      This function is to stop video and audio  recording and  save results.
 879  *
 880  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 881  *      @return         This function returns zero on success, or negative value with error code.
 882  *      @remarks        This function can  be called successfully when current state is @n
 883  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 884  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 885  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION
 886  *      @see            _mmcamcorder_cancel
 887  */
 888 int _mmcamcorder_commit(MMHandleType hcamcorder);
 889
 890 /**
 891  *      This function is to stop video and audio recording and do not save results.
 892  *
 893  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 894  *      @return         This function returns zero on success, or negative value with error code.
 895  *      @remarks        This function can  be called successfully when current state is @n
 896  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 897  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 898  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 899  *      @see            _mmcamcorder_commit
 900  */
 901 int _mmcamcorder_cancel(MMHandleType hcamcorder);
 902
 903 /**
 904  *      This function calls after commiting action finished asynchronously.
 905  *      In this function, remaining process , such as state change, happens.
 906  *
 907  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 908  *      @return         This function returns zero on success, or negative value with error code.
 909  *      @remarks        This function can  be called successfully when current state is @n
 910  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 911  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 912  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 913  *      @see            _mmcamcorder_commit
 914  */
 915 int _mmcamcorder_commit_async_end(MMHandleType hcamcorder);
 916
 917 /**
 918  *      This function is to set callback for receiving messages from camcorder.
 919  *
 920  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 921  *      @param[in]      callback        Specifies the function pointer of callback function
 922  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 923  *
 924  *      @return         This function returns zero on success, or negative value with error code.
 925  *      @remarks        typedef bool (*mm_message_callback) (int msg, mm_messageType *param, void *user_param);@n
 926  *              @n
 927  *              typedef union                           @n
 928  *              {                                                       @n
 929  *                      int code;                               @n
 930  *                      struct                                  @n
 931  *                      {                                               @n
 932  *                              int total;                      @n
 933  *                              int elapsed;            @n
 934  *                      } time;                                 @n
 935  *                      struct                                  @n
 936  *                      {                                               @n
 937  *                              int previous;           @n
 938  *                              int current;                    @n
 939  *                      } state;                                        @n
 940  *              } mm_message_type;      @n
 941  *                                                                      @n
 942  *              If a  message value for mm_message_callback is MM_MESSAGE_STATE_CHANGED, @n
 943  *              state value in mm_message_type  will be a mmcamcorder_state_type enum value;@n
 944  *              @n
 945  *              If  a message value for mm_message_callback is MM_MESSAGE_ERROR,  @n
 946  *              the code value in mm_message_type will be a mmplayer_error_type enum value;
 947  *
 948  *      @see            mm_message_type,  mmcamcorder_state_type,  mmcamcorder_error_type
 949  */
 950 int _mmcamcorder_set_message_callback(MMHandleType hcamcorder,
 951                                       MMMessageCallback callback,
 952                                       void *user_data);
 953
 954 /**
 955  *      This function is to set callback for video stream.
 956  *
 957  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 958  *      @param[in]      callback        Specifies the function pointer of callback function
 959  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 960  *
 961  *      @return         This function returns zero on success, or negative value with error code.
 962  *      @see            mmcamcorder_error_type
 963  */
 964 int _mmcamcorder_set_video_stream_callback(MMHandleType hcamcorder,
 965                                            mm_camcorder_video_stream_callback callback,
 966                                            void *user_data);
 967
 968 /**
 969  *      This function is to set callback for audio stream.
 970  *
 971  *      @param[in]      hcamcorder      Specifies the camcorder handle
 972  *      @param[in]      callback        Specifies the function pointer of callback function
 973  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 974  *
 975  *      @return         This function returns zero on success, or negative value with error code.
 976  *      @see            mmcamcorder_error_type
 977  */
 978 int _mmcamcorder_set_audio_stream_callback(MMHandleType handle,
 979                                            mm_camcorder_audio_stream_callback callback,
 980                                            void *user_data);
 981
 982 /**
 983  *      This function is to set callback for video capture.
 984  *
 985  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 986  *      @param[in]      callback        Specifies the function pointer of callback function
 987  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 988  *
 989  *      @return         This function returns zero on success, or negative value with error code.
 990  *      @see            mmcamcorder_error_type
 991  */
 992 int _mmcamcorder_set_video_capture_callback(MMHandleType hcamcorder,
 993                                             mm_camcorder_video_capture_callback callback,
 994                                             void *user_data);
 995
 996 /**
 997  *      This function returns current state of camcorder, or negative value with error code.
 998  *
 999  *      @param[in]      hcamcorder      Specifies the camcorder  handle.
1000  *      @return         This function returns current state of camcorder, or negative value with error code.
1001  *      @see            mmcamcorder_state_type
1002  */
1003 int _mmcamcorder_get_current_state(MMHandleType hcamcorder);
1004
1005 int _mmcamcorder_init_focusing(MMHandleType handle);
1006 int _mmcamcorder_adjust_focus(MMHandleType handle, int direction);
1007 int _mmcamcorder_adjust_manual_focus(MMHandleType handle, int direction);
1008 int _mmcamcorder_adjust_auto_focus(MMHandleType handle);
1009 int _mmcamcorder_stop_focusing(MMHandleType handle);
1010
1011 /**
1012  * This function gets current state of camcorder.
1013  *
1014  * @param       void
1015  * @return      This function returns state of current camcorder context
1016  * @remarks
1017  * @see         _mmcamcorder_set_state()
1018  *
1019  */
1020 int _mmcamcorder_streamer_init(void);
1021
1022 /**
1023  * This function gets current state of camcorder.
1024  *
1025  * @param       void
1026  * @return      This function returns state of current camcorder context
1027  * @remarks
1028  * @see         _mmcamcorder_set_state()
1029  *
1030  */
1031 int _mmcamcorder_display_init(void);
1032
1033 /**
1034  * This function gets current state of camcorder.
1035  *
1036  * @param[in]   handle          Handle of camcorder context.
1037  * @return      This function returns state of current camcorder context
1038  * @remarks
1039  * @see         _mmcamcorder_set_state()
1040  *
1041  */
1042 int _mmcamcorder_get_state(MMHandleType handle);
1043
1044 /**
1045  * This function sets new state of camcorder.
1046  *
1047  * @param[in]   handle          Handle of camcorder context.
1048  * @param[in]   state           setting state value of camcorder.
1049  * @return      void
1050  * @remarks
1051  * @see         _mmcamcorder_get_state()
1052  *
1053  */
1054 void _mmcamcorder_set_state(MMHandleType handle, int state);
1055
1056 /**
1057  * This function gets asynchronous status of MSL Camcroder.
1058  *
1059  * @param[in]   handle          Handle of camcorder context.
1060  * @param[in]   target_state    setting target_state value of camcorder.
1061  * @return      This function returns asynchrnous state.
1062  * @remarks
1063  * @see         _mmcamcorder_set_async_state()
1064  *
1065  */
1066 int _mmcamcorder_get_async_state(MMHandleType handle);
1067
1068 /**
1069  * This function allocates structure of subsidiary attributes.
1070  *
1071  * @param[in]   type            Allocation type of camcorder context.
1072  * @return      This function returns structure pointer on success, NULL value on failure.
1073  * @remarks
1074  * @see         _mmcamcorder_dealloc_subcontext()
1075  *
1076  */
1077 _MMCamcorderSubContext *_mmcamcorder_alloc_subcontext(int type);
1078
1079 /**
1080  * This function releases structure of subsidiary attributes.
1081  *
1082  * @param[in]   sc              Handle of camcorder subcontext.
1083  * @return      void
1084  * @remarks
1085  * @see         _mmcamcorder_alloc_subcontext()
1086  *
1087  */
1088 void _mmcamcorder_dealloc_subcontext(_MMCamcorderSubContext *sc);
1089
1090 /**
1091  * This function sets command function according to the type.
1092  *
1093  * @param[in]   handle          Handle of camcorder context.
1094  * @param[in]   type            Allocation type of camcorder context.
1095  * @return      This function returns MM_ERROR_NONE on success, or other values with error code.
1096  * @remarks
1097  * @see         __mmcamcorder_video_command(), __mmcamcorder_audio_command(), __mmcamcorder_image_command()
1098  *
1099  */
1100 int _mmcamcorder_set_functions(MMHandleType handle, int type);
1101
1102 /**
1103  * This function is callback function of main pipeline.
1104  * Once this function is registered with certain pipeline using gst_bus_add_watch(),
1105  * this callback will be called every time when there is upcomming message from pipeline.
1106  * Basically, this function is used as error handling function, now.
1107  *
1108  * @param[in]   bus             pointer of buf that called this function.
1109  * @param[in]   message         callback message from pipeline.
1110  * @param[in]   data            user data.
1111  * @return      This function returns true on success, or false value with error
1112  * @remarks
1113  * @see         __mmcamcorder_create_preview_pipeline()
1114  *
1115  */
1116 gboolean _mmcamcorder_pipeline_cb_message(GstBus *bus, GstMessage *message, gpointer data);
1117
1118 /**
1119  * This function is callback function of main pipeline.
1120  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1121  * this callback will be called every time when there is upcomming message from pipeline.
1122  * Basically, this function is used as sync error handling function, now.
1123  *
1124  * @param[in]   bus             pointer of buf that called this function.
1125  * @param[in]   message         callback message from pipeline.
1126  * @param[in]   data            user data.
1127  * @return      This function returns true on success, or false value with error
1128  * @remarks
1129  * @see         __mmcamcorder_create_preview_pipeline()
1130  *
1131  */
1132 GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1133
1134 /**
1135  * This function is callback function of main pipeline.
1136  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1137  * this callback will be called every time when there is upcomming message from pipeline.
1138  * Basically, this function is used as sync error handling function, now.
1139  *
1140  * @param[in]   bus             pointer of buf that called this function.
1141  * @param[in]   message         callback message from pipeline.
1142  * @param[in]   data            user data.
1143  * @return      This function returns true on success, or false value with error
1144  * @remarks
1145  * @see         __mmcamcorder_create_audiop_with_encodebin()
1146  *
1147  */
1148 GstBusSyncReply _mmcamcorder_audio_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1149
1150
1151 /**
1152  * This function create main pipeline according to type.
1153  *
1154  * @param[in]   handle          Handle of camcorder context.
1155  * @param[in]   type            Allocation type of camcorder context.
1156  * @return      This function returns zero on success, or negative value with error code.
1157  * @remarks
1158  * @see         _mmcamcorder_destroy_pipeline()
1159  *
1160  */
1161 int _mmcamcorder_create_pipeline(MMHandleType handle, int type);
1162
1163 /**
1164  * This function release all element of main pipeline according to type.
1165  *
1166  * @param[in]   handle          Handle of camcorder context.
1167  * @param[in]   type            Allocation type of camcorder context.
1168  * @return      void
1169  * @remarks
1170  * @see         _mmcamcorder_create_pipeline()
1171  *
1172  */
1173 void _mmcamcorder_destroy_pipeline(MMHandleType handle, int type);
1174
1175 /**
1176  * This function sets gstreamer element status.
1177  * If the gstreamer fails to set status or returns asynchronous mode,
1178  * this function waits for state changed until timeout expired.
1179  *
1180  * @param[in]   pipeline        Pointer of pipeline
1181  * @param[in]   target_state    newly setting status
1182  * @return      This function returns zero on success, or negative value with error code.
1183  * @remarks
1184  * @see
1185  *
1186  */
1187 int _mmcamcorder_gst_set_state(MMHandleType handle, GstElement *pipeline, GstState target_state);
1188
1189 /**
1190  * This function sets gstreamer element status, asynchronously.
1191  * Regardless of processing, it returns immediately.
1192  *
1193  * @param[in]   pipeline        Pointer of pipeline
1194  * @param[in]   target_state    newly setting status
1195  * @return      This function returns zero on success, or negative value with error code.
1196  * @remarks
1197  * @see
1198  *
1199  */
1200 int _mmcamcorder_gst_set_state_async(MMHandleType handle, GstElement *pipeline, GstState target_state);
1201
1202 /* For xvimagesink */
1203 GstBusSyncReply __mmcamcorder_sync_callback(GstBus *bus, GstMessage *message, gulong data);
1204
1205 /* For querying capabilities */
1206 int _mmcamcorder_read_vidsrc_info(int videodevidx, camera_conf **configure_info);
1207
1208 /* for performance check */
1209 void _mmcamcorder_video_current_framerate_init(MMHandleType handle);
1210 int _mmcamcorder_video_current_framerate(MMHandleType handle);
1211 int _mmcamcorder_video_average_framerate(MMHandleType handle);
1212
1213 /* sound focus related function */
1214 void __mmcamcorder_force_stop(mmf_camcorder_t *hcamcorder);
1215 void _mmcamcorder_sound_focus_cb(int id, mm_sound_focus_type_e focus_type,
1216                                  mm_sound_focus_state_e focus_state, const char *reason_for_change,
1217                                  const char *additional_info, void *user_data);
1218 void _mmcamcorder_sound_focus_watch_cb(mm_sound_focus_type_e focus_type, mm_sound_focus_state_e focus_state,
1219                                        const char *reason_for_change, const char *additional_info, void *user_data);
1220
1221 /* device policy manager */
1222 void _mmcamcorder_dpm_camera_policy_changed_cb(const char *name, const char *value, void *user_data);
1223
1224 /* For hand over the server's caps information to client */
1225 int _mmcamcorder_get_video_caps(MMHandleType handle, char **caps);
1226
1227 #ifdef __cplusplus
1228 }
1229 #endif
1230
1231 #endif /* __MM_CAMCORDER_INTERNAL_H__ */