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_message.h>
  36 #include <vconf.h>
  37 #include <gst/video/video-format.h>
  38 #include <ttrace.h>
  39 #include <errno.h>
  40 #include <restriction.h> /* device policy manager */
  41 #include <dlog.h>
  42
  43 #include "mm_camcorder.h"
  44
  45 #ifdef _MMCAMCORDER_MM_RM_SUPPORT
  46 #include <mm_resource_manager.h>
  47 #endif /* _MMCAMCORDER_MM_RM_SUPPORT */
  48
  49 /* camcorder sub module */
  50 #include "mm_camcorder_attribute.h"
  51 #include "mm_camcorder_platform.h"
  52 #include "mm_camcorder_stillshot.h"
  53 #include "mm_camcorder_videorec.h"
  54 #include "mm_camcorder_audiorec.h"
  55 #include "mm_camcorder_gstcommon.h"
  56 #include "mm_camcorder_exifinfo.h"
  57 #include "mm_camcorder_util.h"
  58 #include "mm_camcorder_configure.h"
  59 #include "mm_camcorder_sound.h"
  60
  61 #ifdef _MMCAMCORDER_RM_SUPPORT
  62 /* rm (resource manager)*/
  63 #include <rm_api.h>
  64 #endif /* _MMCAMCORDER_RM_SUPPORT */
  65
  66 #ifdef _MMCAMCORDER_CAMERA_CONF_MGR_SUPPORT
  67 #include "camera_conf_mgr.h"
  68 #endif /*_MMCAMCORDER_CAMERA_CONF_MGR_SUPPORT */
  69
  70 #ifdef LOG_TAG
  71 #undef LOG_TAG
  72 #endif
  73 #define LOG_TAG "MM_CAMCORDER"
  74
  75 #ifdef __cplusplus
  76 extern "C" {
  77 #endif
  78
  79 /*=======================================================================================
  80 | MACRO DEFINITIONS                                                                     |
  81 ========================================================================================*/
  82 /**
  83  *      Macro for checking validity and debugging
  84  */
  85 #define mmf_return_if_fail(expr) \
  86         if (!(expr)) { \
  87                 MMCAM_LOG_ERROR("failed [%s]", #expr); \
  88                 return; \
  89         }
  90
  91 /**
  92  *      Macro for checking validity and debugging
  93  */
  94 #define mmf_return_val_if_fail(expr, val) \
  95         if (!(expr)) { \
  96                 MMCAM_LOG_ERROR("failed [%s]", #expr); \
  97                 return (val); \
  98         }
  99
 100
 101 #ifndef ARRAY_SIZE
 102 /**
 103  *      Macro for getting array size
 104  */
 105 #define ARRAY_SIZE(a) (sizeof((a)) / sizeof((a)[0]))
 106 #endif
 107
 108 /* gstreamer element creation macro */
 109 #define _MMCAMCORDER_PIPELINE_MAKE(sub_context, element, eid, name /*char* */, err) \
 110 do { \
 111         if (element[eid].gst != NULL) { \
 112                 MMCAM_LOG_ERROR("The element(Pipeline) is existed. element_id=[%d], name=[%s]", eid, name); \
 113                 gst_object_unref(element[eid].gst); \
 114         } \
 115         element[eid].id = eid; \
 116         element[eid].gst = gst_pipeline_new(name); \
 117         if (element[eid].gst == NULL) { \
 118                 MMCAM_LOG_ERROR("Pipeline creation fail. element_id=[%d], name=[%s]", eid, name); \
 119                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 120                 goto pipeline_creation_error; \
 121         } else { \
 122                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 123         } \
 124 } while (0)
 125
 126 #define _MMCAMCORDER_BIN_MAKE(sub_context, element, eid, name /*char* */, err) \
 127 do { \
 128         if (element[eid].gst != NULL) { \
 129                 MMCAM_LOG_ERROR("The element(Bin) is existed. element_id=[%d], name=[%s]", eid, name); \
 130                 gst_object_unref(element[eid].gst); \
 131         } \
 132         element[eid].id = eid; \
 133         element[eid].gst = gst_bin_new(name); \
 134         if (element[eid].gst == NULL) { \
 135                 MMCAM_LOG_ERROR("Bin creation fail. element_id=[%d], name=[%s]\n", eid, name); \
 136                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 137                 goto pipeline_creation_error; \
 138         } else { \
 139                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 140         } \
 141 } while (0)
 142
 143 #define _MMCAMCORDER_ELEMENT_MAKE(sub_context, element, eid, name /*char* */, nickname /*char* */, elist, err) \
 144 do { \
 145         if (element[eid].gst != NULL) { \
 146                 MMCAM_LOG_ERROR("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 147                 gst_object_unref(element[eid].gst); \
 148         } \
 149         traceBegin(TTRACE_TAG_CAMERA, "MMCAMCORDER:ELEMENT_MAKE:%s", name); \
 150         element[eid].gst = gst_element_factory_make(name, nickname); \
 151         traceEnd(TTRACE_TAG_CAMERA); \
 152         if (element[eid].gst == NULL) { \
 153                 MMCAM_LOG_ERROR("Element creation fail. element_id=[%d], name=[%s]", eid, name); \
 154                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 155                 goto pipeline_creation_error; \
 156         } else { \
 157                 MMCAM_LOG_INFO("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 158                 element[eid].id = eid; \
 159                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 160                 err = MM_ERROR_NONE; \
 161         } \
 162         elist = g_list_append(elist, &(element[eid])); \
 163 } while (0)
 164
 165 #define _MMCAMCORDER_ELEMENT_MAKE2(sub_context, element, eid, name /*char* */, nickname /*char* */, err) \
 166 do { \
 167         if (element[eid].gst != NULL) { \
 168                 MMCAM_LOG_ERROR("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 169                 gst_object_unref(element[eid].gst); \
 170         } \
 171         element[eid].gst = gst_element_factory_make(name, nickname); \
 172         if (element[eid].gst == NULL) { \
 173                 MMCAM_LOG_ERROR("Element creation fail. element_id=[%d], name=[%s]", eid, name); \
 174                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 175         } else { \
 176                 MMCAM_LOG_INFO("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 177                 element[eid].id = eid; \
 178                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 179                 err = MM_ERROR_NONE; \
 180         } \
 181 } while (0)
 182
 183 #define _MMCAMCORDER_ELEMENT_MAKE_IGNORE_ERROR(sub_context, element, eid, name /*char* */, nickname /*char* */, elist) \
 184 do { \
 185         if (element[eid].gst != NULL) { \
 186                 MMCAM_LOG_ERROR("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 187                 gst_object_unref(element[eid].gst); \
 188         } \
 189         element[eid].gst = gst_element_factory_make(name, nickname); \
 190         if (element[eid].gst == NULL) { \
 191                 MMCAM_LOG_ERROR("Element creation fail. element_id=[%d], name=[%s], but keep going...", eid, name); \
 192         } else { \
 193                 MMCAM_LOG_INFO("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 194                 element[eid].id = eid; \
 195                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 196                 elist = g_list_append(elist, &(element[eid])); \
 197         } \
 198 } while (0)
 199
 200 #define _MMCAMCORDER_ELEMENT_ADD(sub_context, element, eid, gst_element, elist, err) \
 201 do { \
 202         if (element[eid].gst != NULL) { \
 203                 MMCAM_LOG_ERROR("The element is existed. element_id=[%d]", eid); \
 204                 gst_object_unref(element[eid].gst); \
 205         } \
 206         element[eid].gst = gst_element; \
 207         if (element[eid].gst == NULL) { \
 208                 MMCAM_LOG_ERROR("Element is NULL. element_id=[%d]", eid); \
 209                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 210                 goto pipeline_creation_error; \
 211         } else { \
 212                 MMCAM_LOG_INFO("Adding Element is done. element_id=[%d] %p", eid, gst_element); \
 213                 element[eid].id = eid; \
 214                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 215                 err = MM_ERROR_NONE; \
 216         } \
 217         elist = g_list_append(elist, &(element[eid])); \
 218 } while (0)
 219
 220 #define _MMCAMCORDER_ENCODEBIN_ELMGET(sub_context, eid, name /*char* */, err) \
 221 do { \
 222         if (sub_context->encode_element[eid].gst != NULL) { \
 223                 MMCAM_LOG_ERROR("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 224                 gst_object_unref(sub_context->encode_element[eid].gst); \
 225         } \
 226         sub_context->encode_element[eid].id = eid; \
 227         g_object_get(G_OBJECT(sub_context->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst), name, &(sub_context->encode_element[eid].gst), NULL); \
 228         if (sub_context->encode_element[eid].gst == NULL) { \
 229                 MMCAM_LOG_ERROR("Encode Element get fail. element_id=[%d], name=[%s]", eid, name); \
 230                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 231                 goto pipeline_creation_error; \
 232         } else{ \
 233                 gst_object_unref(sub_context->encode_element[eid].gst); \
 234                 g_object_weak_ref(G_OBJECT(sub_context->encode_element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 235         } \
 236 } while (0)
 237
 238 /* GStreamer element remove macro */
 239 #define _MMCAMCORDER_ELEMENT_REMOVE(element, eid) \
 240         if (element[eid].gst != NULL) { \
 241                 gst_object_unref(element[eid].gst); \
 242         }
 243
 244 #define _MM_GST_ELEMENT_LINK_MANY       gst_element_link_many
 245 #define _MM_GST_ELEMENT_LINK            gst_element_link
 246 #define _MM_GST_ELEMENT_LINK_FILTERED   gst_element_link_filtered
 247 #define _MM_GST_ELEMENT_UNLINK          gst_element_unlink
 248 #define _MM_GST_PAD_LINK                gst_pad_link
 249
 250 #define _MM_GST_PAD_LINK_UNREF(srcpad, sinkpad, err, if_fail_goto) \
 251 do { \
 252         GstPadLinkReturn ret = GST_PAD_LINK_OK; \
 253         if (srcpad == NULL || sinkpad == NULL) { \
 254                 if (srcpad == NULL) { \
 255                         MMCAM_LOG_ERROR("srcpad is NULL"); \
 256                 } else { \
 257                         gst_object_unref(srcpad);\
 258                         srcpad = NULL; \
 259                 } \
 260                 if (sinkpad == NULL) { \
 261                         MMCAM_LOG_ERROR("sinkpad is NULL"); \
 262                 } else { \
 263                         gst_object_unref(sinkpad); \
 264                         sinkpad = NULL;\
 265                 } \
 266                 err = MM_ERROR_CAMCORDER_GST_LINK; \
 267                 goto if_fail_goto; \
 268         } \
 269         ret = _MM_GST_PAD_LINK(srcpad, sinkpad); \
 270         if (ret != GST_PAD_LINK_OK) { \
 271                 GstObject *src_parent = gst_pad_get_parent(srcpad); \
 272                 GstObject *sink_parent = gst_pad_get_parent(sinkpad); \
 273                 char *src_name = NULL; \
 274                 char *sink_name = NULL; \
 275                 g_object_get((GObject *)src_parent, "name", &src_name, NULL); \
 276                 g_object_get((GObject *)sink_parent, "name", &sink_name, NULL); \
 277                 MMCAM_LOG_ERROR("src[%s] - sink[%s] link failed", src_name, sink_name); \
 278                 gst_object_unref(src_parent); src_parent = NULL; \
 279                 gst_object_unref(sink_parent); sink_parent = NULL; \
 280                 if (src_name) { \
 281                         free(src_name); src_name = NULL; \
 282                 } \
 283                 if (sink_name) { \
 284                         free(sink_name); sink_name = NULL; \
 285                 } \
 286                 gst_object_unref(srcpad); srcpad = NULL; \
 287                 gst_object_unref(sinkpad); sinkpad = NULL; \
 288                 err = MM_ERROR_CAMCORDER_GST_LINK; \
 289                 goto if_fail_goto;\
 290         } \
 291         gst_object_unref(srcpad); srcpad = NULL; \
 292         gst_object_unref(sinkpad); sinkpad = NULL; \
 293 } while (0)
 294
 295 #define _MM_GST_PAD_UNLINK_UNREF(srcpad, sinkpad) \
 296 do { \
 297         if (srcpad && sinkpad) { \
 298                 gst_pad_unlink(srcpad, sinkpad); \
 299         } else { \
 300                 MMCAM_LOG_WARNING("some pad(srcpad:%p,sinkpad:%p) is NULL", srcpad, sinkpad); \
 301         } \
 302         if (srcpad) { \
 303                 gst_object_unref(srcpad); srcpad = NULL; \
 304         } \
 305         if (sinkpad) { \
 306                 gst_object_unref(sinkpad); sinkpad = NULL; \
 307         } \
 308 } while (0)
 309
 310 #define _MMCAMCORDER_STATE_SET_COUNT            3               /* checking interval */
 311 #define _MMCAMCORDER_STATE_CHECK_TOTALTIME      5000000L        /* total waiting time for state change */
 312 #define _MMCAMCORDER_STATE_CHECK_INTERVAL       (50*1000)       /* checking interval - 50ms*/
 313
 314 /**
 315  * Default videosink type
 316  */
 317 #define _MMCAMCORDER_DEFAULT_VIDEOSINK_TYPE     "VideosinkElementOverlay"
 318
 319 /**
 320  * Default recording motion rate
 321  */
 322 #define _MMCAMCORDER_DEFAULT_RECORDING_MOTION_RATE   1.0
 323
 324 /**
 325  * Total level count of manual focus */
 326 #define _MMFCAMCORDER_FOCUS_TOTAL_LEVEL         8
 327
 328 /**
 329  *      File name length limit
 330  */
 331 #define _MMCamcorder_FILENAME_LEN       (512)
 332
 333 /**
 334  *      File name for NULL path
 335  */
 336 #define _MMCamcorder_FILENAME_NULL      "/dev/null"
 337
 338 /**
 339  *      Minimum integer value
 340  */
 341 #define _MMCAMCORDER_MIN_INT    (INT_MIN)
 342
 343 /**
 344  *      Maximum integer value
 345  */
 346 #define _MMCAMCORDER_MAX_INT    (INT_MAX)
 347
 348 /**
 349  *      Minimum double value
 350  */
 351 #define _MMCAMCORDER_MIN_DOUBLE (DBL_MIN)
 352
 353 /**
 354  *      Maximum integer value
 355  */
 356 #define _MMCAMCORDER_MAX_DOUBLE (DBL_MAX)
 357
 358 /**
 359  *      Audio timestamp margin (msec)
 360  */
 361 #define _MMCAMCORDER_AUDIO_TIME_MARGIN (300)
 362
 363 /**
 364  *      Functions related with LOCK and WAIT
 365  */
 366 #define _MMCAMCORDER_CAST_MTSAFE(handle)            (((mmf_camcorder_t*)handle)->mtsafe)
 367 #define _MMCAMCORDER_LOCK_FUNC(mutex)               g_mutex_lock(&mutex)
 368 #define _MMCAMCORDER_TRYLOCK_FUNC(mutex)            g_mutex_trylock(&mutex)
 369 #define _MMCAMCORDER_UNLOCK_FUNC(mutex)             g_mutex_unlock(&mutex)
 370
 371 #define _MMCAMCORDER_GET_LOCK(handle)               (_MMCAMCORDER_CAST_MTSAFE(handle).lock)
 372 #define _MMCAMCORDER_LOCK(handle)                   _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 373 #define _MMCAMCORDER_TRYLOCK(handle)                _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 374 #define _MMCAMCORDER_UNLOCK(handle)                 _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 375
 376 #define _MMCAMCORDER_GET_COND(handle)               (_MMCAMCORDER_CAST_MTSAFE(handle).cond)
 377 #define _MMCAMCORDER_WAIT(handle)                   g_cond_wait(&_MMCAMCORDER_GET_COND(handle), &_MMCAMCORDER_GET_LOCK(handle))
 378 #define _MMCAMCORDER_WAIT_UNTIL(handle, end_time)   g_cond_wait_until(&_MMCAMCORDER_GET_COND(handle), &_MMCAMCORDER_GET_LOCK(handle), end_time)
 379 #define _MMCAMCORDER_SIGNAL(handle)                 g_cond_signal(&_MMCAMCORDER_GET_COND(handle));
 380 #define _MMCAMCORDER_BROADCAST(handle)              g_cond_broadcast(&_MMCAMCORDER_GET_COND(handle));
 381
 382 /* for command */
 383 #define _MMCAMCORDER_GET_CMD_LOCK(handle)           (_MMCAMCORDER_CAST_MTSAFE(handle).cmd_lock)
 384 #define _MMCAMCORDER_GET_CMD_COND(handle)           (_MMCAMCORDER_CAST_MTSAFE(handle).cmd_cond)
 385 #define _MMCAMCORDER_LOCK_CMD(handle)               _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 386 #define _MMCAMCORDER_TRYLOCK_CMD(handle)            _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 387 #define _MMCAMCORDER_UNLOCK_CMD(handle)             _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 388 #define _MMCAMCORDER_CMD_WAIT(handle)                 g_cond_wait(&_MMCAMCORDER_GET_CMD_COND(handle), &_MMCAMCORDER_GET_CMD_LOCK(handle))
 389 #define _MMCAMCORDER_CMD_WAIT_UNTIL(handle, end_time) g_cond_wait_until(&_MMCAMCORDER_GET_CMD_COND(handle), &_MMCAMCORDER_GET_CMD_LOCK(handle), end_time)
 390 #define _MMCAMCORDER_CMD_SIGNAL(handle)               g_cond_signal(&_MMCAMCORDER_GET_CMD_COND(handle));
 391
 392 /* for interruption */
 393 #define _MMCAMCORDER_GET_INTERRUPT_LOCK(handle)           (_MMCAMCORDER_CAST_MTSAFE(handle).interrupt_lock)
 394 #define _MMCAMCORDER_LOCK_INTERRUPT(handle)               _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_INTERRUPT_LOCK(handle))
 395 #define _MMCAMCORDER_TRYLOCK_INTERRUPT(handle)            _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_INTERRUPT_LOCK(handle))
 396 #define _MMCAMCORDER_UNLOCK_INTERRUPT(handle)             _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_INTERRUPT_LOCK(handle))
 397
 398 /* for state change */
 399 #define _MMCAMCORDER_GET_STATE_LOCK(handle)         (_MMCAMCORDER_CAST_MTSAFE(handle).state_lock)
 400 #define _MMCAMCORDER_LOCK_STATE(handle)             _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 401 #define _MMCAMCORDER_TRYLOCK_STATE(handle)          _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 402 #define _MMCAMCORDER_UNLOCK_STATE(handle)           _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 403
 404 /* for gstreamer state change */
 405 #define _MMCAMCORDER_GET_GST_STATE_LOCK(handle)     (_MMCAMCORDER_CAST_MTSAFE(handle).gst_state_lock)
 406 #define _MMCAMCORDER_LOCK_GST_STATE(handle)         _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 407 #define _MMCAMCORDER_TRYLOCK_GST_STATE(handle)      _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 408 #define _MMCAMCORDER_UNLOCK_GST_STATE(handle)       _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 409
 410 #define _MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).gst_encode_state_lock)
 411 #define _MMCAMCORDER_LOCK_GST_ENCODE_STATE(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 412 #define _MMCAMCORDER_TRYLOCK_GST_ENCODE_STATE(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 413 #define _MMCAMCORDER_UNLOCK_GST_ENCODE_STATE(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 414
 415 /* for setting/calling callback */
 416 #define _MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).message_cb_lock)
 417 #define _MMCAMCORDER_LOCK_MESSAGE_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 418 #define _MMCAMCORDER_TRYLOCK_MESSAGE_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 419 #define _MMCAMCORDER_UNLOCK_MESSAGE_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 420
 421 #define _MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle)     (_MMCAMCORDER_CAST_MTSAFE(handle).vcapture_cb_lock)
 422 #define _MMCAMCORDER_LOCK_VCAPTURE_CALLBACK(handle)         _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 423 #define _MMCAMCORDER_TRYLOCK_VCAPTURE_CALLBACK(handle)      _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 424 #define _MMCAMCORDER_UNLOCK_VCAPTURE_CALLBACK(handle)       _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 425
 426 #define _MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).vstream_cb_lock)
 427 #define _MMCAMCORDER_LOCK_VSTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 428 #define _MMCAMCORDER_TRYLOCK_VSTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 429 #define _MMCAMCORDER_UNLOCK_VSTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 430
 431 #define _MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).astream_cb_lock)
 432 #define _MMCAMCORDER_LOCK_ASTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 433 #define _MMCAMCORDER_TRYLOCK_ASTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 434 #define _MMCAMCORDER_UNLOCK_ASTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 435
 436 #define _MMCAMCORDER_GET_MSTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).mstream_cb_lock)
 437 #define _MMCAMCORDER_LOCK_MSTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_MSTREAM_CALLBACK_LOCK(handle))
 438 #define _MMCAMCORDER_TRYLOCK_MSTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_MSTREAM_CALLBACK_LOCK(handle))
 439 #define _MMCAMCORDER_UNLOCK_MSTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_MSTREAM_CALLBACK_LOCK(handle))
 440
 441 #define _MMCAMCORDER_GET_VEDECISION_CALLBACK_LOCK(handle)   (_MMCAMCORDER_CAST_MTSAFE(handle).vedecision_cb_lock)
 442 #define _MMCAMCORDER_LOCK_VEDECISION_CALLBACK(handle)       _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VEDECISION_CALLBACK_LOCK(handle))
 443 #define _MMCAMCORDER_TRYLOCK_VEDECISION_CALLBACK(handle)    _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VEDECISION_CALLBACK_LOCK(handle))
 444 #define _MMCAMCORDER_UNLOCK_VEDECISION_CALLBACK(handle)     _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VEDECISION_CALLBACK_LOCK(handle))
 445
 446 #ifdef _MMCAMCORDER_MM_RM_SUPPORT
 447 /* for resource conflict */
 448 #define _MMCAMCORDER_GET_RESOURCE_LOCK(handle)              (_MMCAMCORDER_CAST_MTSAFE(handle).resource_lock)
 449 #define _MMCAMCORDER_LOCK_RESOURCE(handle)                  _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_RESOURCE_LOCK(handle))
 450 #define _MMCAMCORDER_UNLOCK_RESOURCE(handle)                _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_RESOURCE_LOCK(handle))
 451 #endif /* _MMCAMCORDER_MM_RM_SUPPORT */
 452
 453 /**
 454  * Caster of main handle (camcorder)
 455  */
 456 #define MMF_CAMCORDER(h) (mmf_camcorder_t *)(h)
 457
 458 /**
 459  * Caster of subcontext
 460  */
 461 #define MMF_CAMCORDER_SUBCONTEXT(h) (((mmf_camcorder_t *)(h))->sub_context)
 462
 463 /* LOCAL CONSTANT DEFINITIONS */
 464 /**
 465  * Total Numbers of Attribute values.
 466  * If you increase any enum of attribute values, you also have to increase this.
 467  */
 468 #define MM_CAMCORDER_MODE_NUM                   3       /**< Number of mode type */
 469 #define MM_CAMCORDER_COLOR_TONE_NUM             30      /**< Number of color-tone modes */
 470 #define MM_CAMCORDER_WHITE_BALANCE_NUM          10      /**< Number of WhiteBalance modes*/
 471 #define MM_CAMCORDER_SCENE_MODE_NUM             16      /**< Number of program-modes */
 472 #define MM_CAMCORDER_FOCUS_MODE_NUM             6       /**< Number of focus mode*/
 473 #define MM_CAMCORDER_AUTO_FOCUS_NUM             5       /**< Total count of auto focus type*/
 474 #define MM_CAMCORDER_FOCUS_STATE_NUM            4       /**< Number of focus state */
 475 #define MM_CAMCORDER_ISO_NUM                    10      /**< Number of ISO */
 476 #define MM_CAMCORDER_AUTO_EXPOSURE_NUM          9       /**< Number of Auto exposure type */
 477 #define MM_CAMCORDER_WDR_NUM                    3       /**< Number of wide dynamic range */
 478 #define MM_CAMCORDER_FLIP_NUM                   4       /**< Number of Flip mode */
 479 #define MM_CAMCORDER_ROTATION_NUM               4       /**< Number of Rotation mode */
 480 #define MM_CAMCORDER_AHS_NUM                    4       /**< Number of anti-handshake */
 481 #define MM_CAMCORDER_VIDEO_STABILIZATION_NUM    2       /**< Number of video stabilization */
 482 #define MM_CAMCORDER_HDR_CAPTURE_NUM            3       /**< Number of HDR capture mode */
 483 #define MM_CAMCORDER_GEOMETRY_METHOD_NUM        5       /**< Number of geometry method */
 484 #define MM_CAMCORDER_TAG_ORT_NUM                8       /**< Number of tag orientation */
 485 #define MM_CAMCORDER_STROBE_MODE_NUM            8       /**< Number of strobe mode type */
 486 #define MM_CAMCORDER_STROBE_CONTROL_NUM         3       /**< Number of strobe control type */
 487 #define MM_CAMCORDER_DETECT_MODE_NUM            2       /**< Number of detect mode type */
 488 #define MM_CAMCORDER_EXTRA_PREVIEW_STREAM_NUM   10      /**< Number of extra preview stream */
 489
 490 /*=======================================================================================
 491 | ENUM DEFINITIONS                                                                      |
 492 ========================================================================================*/
 493 /**
 494  * Command for Camcorder.
 495  */
 496 enum {
 497         /* Command for Video/Audio recording */
 498         _MMCamcorder_CMD_RECORD,
 499         _MMCamcorder_CMD_PAUSE,
 500         _MMCamcorder_CMD_CANCEL,
 501         _MMCamcorder_CMD_COMMIT,
 502
 503         /* Command for Image capture */
 504         _MMCamcorder_CMD_CAPTURE,
 505
 506         /* Command for Preview(Video/Image only effective) */
 507         _MMCamcorder_CMD_PREVIEW_START,
 508         _MMCamcorder_CMD_PREVIEW_STOP,
 509 };
 510
 511 /**
 512  * Still-shot type
 513  */
 514 enum {
 515         _MMCamcorder_SINGLE_SHOT,
 516         _MMCamcorder_MULTI_SHOT,
 517 };
 518
 519 /**
 520  * Enumerations for manual focus direction.
 521  * If focusing mode is not "MM_CAMCORDER_AF_MODE_MANUAL", this value will be ignored.
 522  */
 523 enum MMCamcorderMfLensDir {
 524         MM_CAMCORDER_MF_LENS_DIR_FORWARD = 1,   /**< Focus direction to forward */
 525         MM_CAMCORDER_MF_LENS_DIR_BACKWARD,      /**< Focus direction to backward */
 526         MM_CAMCORDER_MF_LENS_DIR_NUM,           /**< Total number of the directions */
 527 };
 528
 529 /**
 530  * Camcorder Pipeline's Element name.
 531  * @note index of element.
 532  */
 533 typedef enum {
 534         _MMCAMCORDER_NONE = (-1),
 535
 536         /* Main Pipeline Element */
 537         _MMCAMCORDER_MAIN_PIPE = 0x00,
 538
 539         /* Pipeline element of Video input */
 540         _MMCAMCORDER_VIDEOSRC_SRC,
 541         _MMCAMCORDER_VIDEOSRC_FILT,
 542         _MMCAMCORDER_VIDEOSRC_QUE,
 543         _MMCAMCORDER_VIDEOSRC_PARSE,
 544         _MMCAMCORDER_VIDEOSRC_DECODE,
 545
 546         /* Pipeline element of image capture */
 547         _MMCAMCORDER_VIDEOSRC_CAP_FILT,
 548         _MMCAMCORDER_VIDEOSRC_CAP_SINK,
 549
 550         /* Pipeline element of extra preview */
 551         _MMCAMCORDER_VIDEOSRC_EXT_FILT,
 552         _MMCAMCORDER_VIDEOSRC_EXT_SINK,
 553
 554         /* Pipeline element of Video output */
 555         _MMCAMCORDER_VIDEOSINK_QUE,
 556         _MMCAMCORDER_VIDEOSINK_CLS,
 557         _MMCAMCORDER_VIDEOSINK_SINK,
 558
 559         _MMCAMCORDER_PIPELINE_ELEMENT_NUM,
 560 } _MMCAMCORDER_PREVIEW_PIPELINE_ELELMENT;
 561
 562 /**
 563  * Camcorder Pipeline's Element name.
 564  * @note index of element.
 565  */
 566 typedef enum {
 567         _MMCAMCORDER_ENCODE_NONE = (-1),
 568
 569         /* Main Pipeline Element */
 570         _MMCAMCORDER_ENCODE_MAIN_PIPE = 0x00,
 571
 572         /* Pipeline element of Audio input */
 573         _MMCAMCORDER_AUDIOSRC_BIN,
 574         _MMCAMCORDER_AUDIOSRC_SRC,
 575         _MMCAMCORDER_AUDIOSRC_FILT,
 576         _MMCAMCORDER_AUDIOSRC_QUE,
 577         _MMCAMCORDER_AUDIOSRC_CONV,
 578         _MMCAMCORDER_AUDIOSRC_VOL,
 579         _MMCAMCORDER_AUDIOSRC_RGA,      /* for replay gain analysis element */
 580
 581         /* Pipeline element of Encodebin */
 582         _MMCAMCORDER_ENCSINK_BIN,
 583         _MMCAMCORDER_ENCSINK_SRC,
 584         _MMCAMCORDER_ENCSINK_FILT,
 585         _MMCAMCORDER_ENCSINK_ENCBIN,
 586         _MMCAMCORDER_ENCSINK_AQUE,
 587         _MMCAMCORDER_ENCSINK_CONV,
 588         _MMCAMCORDER_ENCSINK_AENC,
 589         _MMCAMCORDER_ENCSINK_AENC_QUE,
 590         _MMCAMCORDER_ENCSINK_VQUE,
 591         _MMCAMCORDER_ENCSINK_VSCALE,
 592         _MMCAMCORDER_ENCSINK_VSCALE_FILT,
 593         _MMCAMCORDER_ENCSINK_VCONV,
 594         _MMCAMCORDER_ENCSINK_VENC,
 595         _MMCAMCORDER_ENCSINK_VENC_QUE,
 596         _MMCAMCORDER_ENCSINK_ITOG,
 597         _MMCAMCORDER_ENCSINK_ICROP,
 598         _MMCAMCORDER_ENCSINK_ISCALE,
 599         _MMCAMCORDER_ENCSINK_IFILT,
 600         _MMCAMCORDER_ENCSINK_IQUE,
 601         _MMCAMCORDER_ENCSINK_IENC,
 602         _MMCAMCORDER_ENCSINK_MUX,
 603         _MMCAMCORDER_ENCSINK_SINK,
 604
 605         _MMCAMCORDER_ENCODE_PIPELINE_ELEMENT_NUM,
 606 } _MMCAMCORDER_ENCODE_PIPELINE_ELELMENT;
 607
 608 typedef enum {
 609         _MMCAMCORDER_TASK_THREAD_STATE_NONE,
 610         _MMCAMCORDER_TASK_THREAD_STATE_SOUND_PLAY_START,
 611         _MMCAMCORDER_TASK_THREAD_STATE_SOUND_SOLO_PLAY_START,
 612         _MMCAMCORDER_TASK_THREAD_STATE_ENCODE_PIPE_CREATE,
 613         _MMCAMCORDER_TASK_THREAD_STATE_CHECK_CAPTURE_IN_RECORDING,
 614         _MMCAMCORDER_TASK_THREAD_STATE_EXIT,
 615 } _MMCamcorderTaskThreadState;
 616
 617 /**
 618  * System state change cause
 619  */
 620 typedef enum {
 621         _MMCAMCORDER_STATE_CHANGE_NORMAL = 0,
 622         _MMCAMCORDER_STATE_CHANGE_BY_RM,
 623         _MMCAMCORDER_STATE_CHANGE_BY_DPM,
 624         _MMCAMCORDER_STATE_CHANGE_BY_STORAGE
 625 } _MMCamcorderStateChange;
 626
 627
 628 /*=======================================================================================
 629 | STRUCTURE DEFINITIONS                                                                 |
 630 ========================================================================================*/
 631 /**
 632  * MMCamcorder Gstreamer Element
 633  */
 634 typedef struct {
 635         unsigned int id;                /**< Gstreamer pipeline element id */
 636         GstElement *gst;                /**< Gstreamer element */
 637 } _MMCamcorderGstElement;
 638
 639 /**
 640  * MMCamcorder information for KPI measurement
 641  */
 642 typedef struct {
 643         int current_fps;                /**< current fps of this second */
 644         int average_fps;                /**< average fps  */
 645         unsigned int video_framecount;  /**< total number of video frame */
 646         unsigned int last_framecount;   /**< total number of video frame in last measurement */
 647         struct timeval init_video_time; /**< time when start to measure */
 648         struct timeval last_video_time; /**< last measurement time */
 649 } _MMCamcorderKPIMeasure;
 650
 651 /**
 652  * MMCamcorder information for Multi-Thread Safe
 653  */
 654 typedef struct {
 655         GMutex lock;                    /**< Mutex (for general use) */
 656         GCond cond;                     /**< Condition (for general use) */
 657         GMutex cmd_lock;                /**< Mutex (for command) */
 658         GCond cmd_cond;                 /**< Condition (for command) */
 659         GMutex interrupt_lock;          /**< Mutex (for interruption) */
 660         GMutex state_lock;              /**< Mutex (for state change) */
 661         GMutex gst_state_lock;          /**< Mutex (for gst pipeline state change) */
 662         GMutex gst_encode_state_lock;   /**< Mutex (for gst encode pipeline state change) */
 663         GMutex message_cb_lock;         /**< Mutex (for message callback) */
 664         GMutex vcapture_cb_lock;        /**< Mutex (for video capture callback) */
 665         GMutex vstream_cb_lock;         /**< Mutex (for video stream callback) */
 666         GMutex astream_cb_lock;         /**< Mutex (for audio stream callback) */
 667         GMutex mstream_cb_lock;         /**< Mutex (for muxed stream callback) */
 668         GMutex vedecision_cb_lock;      /**< Mutex (for video encode decision callback) */
 669 #ifdef _MMCAMCORDER_MM_RM_SUPPORT
 670         GMutex resource_lock;           /**< Mutex (for resource check) */
 671 #endif /* _MMCAMCORDER_MM_RM_SUPPORT */
 672 } _MMCamcorderMTSafe;
 673
 674 /**
 675  * MMCamcorder Replay gain value
 676  */
 677 typedef struct {
 678         gdouble track_peak;
 679         gdouble track_gain;
 680         gdouble album_peak;
 681         gdouble album_gain;
 682 } _MMCamcorderReplayGain;
 683
 684 /**
 685  * MMCamcorder Extra preview format
 686  */
 687 typedef struct {
 688         int pixel_format;
 689         int width;
 690         int height;
 691         int fps;
 692         int bitrate;
 693         int gop_interval;
 694         gboolean need_to_set_format;
 695         gboolean need_to_set_bitrate;
 696         gboolean need_to_set_gop_interval;
 697 } _MMCamcorderExtraPreviewFormat;
 698
 699 /**
 700  * MMCamcorder Extra preview
 701  */
 702 typedef struct {
 703         gboolean is_supported;
 704         MMCamcorderExtraPreviewMode mode;
 705         _MMCamcorderExtraPreviewFormat format[MM_CAMCORDER_EXTRA_PREVIEW_STREAM_NUM];
 706 } _MMCamcorderExtraPreview;
 707
 708 /**
 709  * MMCamcorder Sub Context
 710  */
 711 typedef struct {
 712         bool isMaxsizePausing;                  /**< Because of size limit, pipeline is paused. */
 713         bool isMaxtimePausing;                  /**< Because of time limit, pipeline is paused. */
 714         int element_num;                        /**< count of element */
 715         int encode_element_num;                 /**< count of encode element */
 716         int frame_stability_count;              /**< camsensor stability count. the count of frame will drop */
 717         GstClockTime pipeline_time;             /**< current time of Gstreamer Pipeline */
 718         GstClockTime pause_time;                /**< amount of time while pipeline is in PAUSE state.*/
 719         GstClockTime stillshot_time;            /**< pipeline time of capturing moment*/
 720         gboolean is_modified_rate;              /**< whether recording motion rate is modified or not */
 721         gboolean ferror_send;                   /**< file write/seek error **/
 722         guint ferror_count;                     /**< file write/seek error count **/
 723         GstClockTime previous_slot_time;
 724         int display_interval;                   /**< This value is set as 'GST_SECOND / display FPS' */
 725         gboolean bget_eos;                      /**< Whether getting EOS */
 726         gboolean audio_disable;                 /**< whether audio is disabled or not when record */
 727         int videosrc_rotate;                    /**< rotate of videosrc */
 728         unsigned long long muxed_stream_offset; /**< current offset for muxed stream data */
 729
 730         /* For dropping video frame when start recording */
 731         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. */
 732         int pass_first_vframe;                  /**< When this value is bigger than zero, MSL won't drop video frame though "drop_vframe" is bigger then zero. */
 733
 734         /* Replay gain */
 735         _MMCamcorderReplayGain replay_gain;     /**< Replay gain for audio recording */
 736
 737         /* INI information */
 738         unsigned int fourcc;                    /**< Get fourcc value of camera INI file */
 739         _MMCamcorderImageInfo *info_image;      /**< extra information for image capture */
 740         _MMCamcorderVideoInfo *info_video;      /**< extra information for video recording */
 741         _MMCamcorderAudioInfo *info_audio;      /**< extra information for audio recording */
 742
 743         _MMCamcorderGstElement *element;        /**< array of preview element */
 744         _MMCamcorderGstElement *encode_element; /**< array of encode element */
 745         _MMCamcorderKPIMeasure kpi;             /**< information related with performance measurement */
 746
 747         type_element *VideosinkElement;         /**< configure data of videosink element */
 748         type_element *VideoconvertElement;      /**< configure data of videoconvert element */
 749         type_element *VideodecoderElement;      /**< configure data of video decoder element */
 750         gboolean SensorEncodedCapture;          /**< whether camera sensor support encoded image capture */
 751         gboolean internal_encode;               /**< whether use internal encoding function */
 752 } _MMCamcorderSubContext;
 753
 754 /**
 755   * _MMCamcorderContext
 756   */
 757 typedef struct mmf_camcorder {
 758         /* information */
 759         int type;               /**< mmcamcorder_mode_type */
 760         int device_type;        /**< device type */
 761         int state;              /**< state of camcorder */
 762         int old_state;          /**< old state of camcorder */
 763
 764         /* handles */
 765         MMHandleType attributes;               /**< Attribute handle */
 766         _MMCamcorderSubContext *sub_context;   /**< sub context */
 767         mm_exif_info_t *exif_info;             /**< EXIF */
 768         GList *buffer_probes;                  /**< a list of buffer probe handle */
 769         GList *event_probes;                   /**< a list of event probe handle */
 770         GList *signals;                        /**< a list of signal handle */
 771 #ifdef _MMCAMCORDER_ENABLE_IDLE_MESSAGE_CALLBACK
 772         GList *msg_data;                       /**< a list of msg data */
 773 #endif /* _MMCAMCORDER_ENABLE_IDLE_MESSAGE_CALLBACK */
 774         camera_conf *conf_main;                /**< Camera configure Main structure */
 775         camera_conf *conf_ctrl;                /**< Camera configure Control structure */
 776 #ifdef _MMCAMCORDER_RM_SUPPORT
 777         int rm_handle;                         /**< Resource manager handle */
 778         rm_consumer_info rci;                  /**< Resource consumer info */
 779 #endif /* _MMCAMCORDER_RM_SUPPORT */
 780         SOUND_INFO snd_info;                   /**< Sound handle for multishot capture */
 781
 782         /* callback handlers */
 783         MMMessageCallback msg_cb;                               /**< message callback */
 784         void *msg_cb_param;                                     /**< message callback parameter */
 785         mm_camcorder_video_stream_callback vstream_cb;          /**< Video stream callback */
 786         void *vstream_cb_param;                                 /**< Video stream callback parameter */
 787         mm_camcorder_audio_stream_callback astream_cb;          /**< Audio stream callback */
 788         void *astream_cb_param;                                 /**< Audio stream callback parameter */
 789         mm_camcorder_muxed_stream_callback mstream_cb;          /**< Muxed stream callback */
 790         void *mstream_cb_param;                                 /**< Muxed stream callback parameter */
 791         mm_camcorder_video_capture_callback vcapture_cb;        /**< Video capture callback */
 792         void *vcapture_cb_param;                                /**< Video capture callback parameter */
 793         mm_camcorder_video_encode_decision_callback vedecision_cb; /**< Video encode decision callback */
 794         void *vedecision_cb_param;                                 /**< Video encode decision callback parameter */
 795         int (*command)(MMHandleType, int);                      /**< camcorder's command */
 796
 797         /* etc */
 798         mm_cam_attr_construct_info *cam_attrs_const_info;       /**< attribute info */
 799         conf_info_table *conf_main_info_table[CONFIGURE_CATEGORY_MAIN_NUM]; /** configure info table - MAIN category */
 800         conf_info_table *conf_ctrl_info_table[CONFIGURE_CATEGORY_CTRL_NUM]; /** configure info table - CONTROL category */
 801         int conf_main_category_size[CONFIGURE_CATEGORY_MAIN_NUM]; /** configure info table size - MAIN category */
 802         int conf_ctrl_category_size[CONFIGURE_CATEGORY_CTRL_NUM]; /** configure info table size - CONTROL category */
 803         _MMCamcorderMTSafe mtsafe;                              /**< Thread safe */
 804         int state_change_by_system;                             /**< MSL changes its state by itself because of system */
 805         GMutex restart_preview_lock;                            /**< Capture sound mutex */
 806         int use_zero_copy_format;                               /**< Whether use zero copy format for camera input */
 807         int use_videoconvert;                                   /**< Whether use videoconvert element for display */
 808         int support_media_packet_preview_cb;                    /**< Whether support zero copy format for camera input */
 809         int support_user_buffer;                                /**< Whether support user allocated buffer for zero copy */
 810         int capture_mode;                                       /**< Capture mode */
 811         int shutter_sound_policy;                               /**< shutter sound policy */
 812         int brightness_default;                                 /**< default value of brightness */
 813         int brightness_step_denominator;                        /**< denominator of brightness bias step */
 814         int support_zsl_capture;                                /**< support Zero Shutter Lag capture */
 815         char *model_name;                                       /**< model name from system info */
 816         char *software_version;                                 /**< software_version from system info */
 817         int capture_sound_count;                                /**< count for capture sound */
 818         char *root_directory;                                   /**< Root directory for device */
 819         int resolution_changed;                                 /**< Flag for preview resolution change */
 820         int interrupt_code;                                     /**< Interrupt code */
 821         int recreate_decoder;                                   /**< Flag of decoder element recreation for encoded preview format */
 822         gboolean is_network;                                    /**< Flag for network camera */
 823         const char *network_hal_name;                           /**< Name of network camera HAL library */
 824         int default_encoded_preview_bitrate;                    /**< Default bitrate for encoded preview */
 825
 826         _MMCamcorderInfoConverting caminfo_convert[CAMINFO_CONVERT_NUM];        /**< converting structure of camera info */
 827         _MMCamcorderEnumConvert enum_conv[ENUM_CONVERT_NUM];                    /**< enum converting list that is modified by ini info */
 828
 829         gboolean capture_in_recording;                          /**< Flag for capture while recording */
 830
 831         gboolean error_occurs;                                  /**< flag for error */
 832         int error_code;                                         /**< error code for internal gstreamer error */
 833
 834         /* task thread */
 835         GThread *task_thread;                                   /**< thread for task */
 836         GMutex task_thread_lock;                                /**< mutex for task thread */
 837         GCond task_thread_cond;                                 /**< cond for task thread */
 838         _MMCamcorderTaskThreadState task_thread_state;          /**< state of task thread */
 839
 840 #ifdef _MMCAMCORDER_MM_RM_SUPPORT
 841         /* resource manager for H/W resources */
 842         mm_resource_manager_h resource_manager;
 843         mm_resource_manager_res_h camera_resource;
 844         mm_resource_manager_res_h video_overlay_resource;
 845         mm_resource_manager_res_h video_encoder_resource;
 846         gboolean is_release_cb_calling;
 847 #endif /* _MMCAMCORDER_MM_RM_SUPPORT */
 848
 849         /* gdbus */
 850         GDBusConnection *gdbus_conn;                            /**< gdbus connection */
 851         _MMCamcorderGDbusCbInfo gdbus_info_sound;               /**< Information for the gdbus cb of sound play */
 852         _MMCamcorderGDbusCbInfo gdbus_info_solo_sound;          /**< Information for the gdbus cb of solo sound play */
 853
 854         /* DPM(device policy manager) */
 855         device_policy_manager_h dpm_handle;                     /**< DPM handle */
 856         int dpm_camera_cb_id;                                   /**< DPM camera policy changed callback id */
 857
 858         /* Storage */
 859         _MMCamcorderStorageInfo storage_info;                   /**< Storage information */
 860
 861 #ifdef _MMCAMCORDER_RM_SUPPORT
 862         rm_category_request_s request_resources;
 863         rm_device_return_s returned_devices;
 864 #endif /* _MMCAMCORDER_RM_SUPPORT */
 865 #ifdef _MMCAMCORDER_CAMERA_CONF_MGR_SUPPORT
 866         camera_conf_device_info_s conf_device_info;
 867 #endif /*_MMCAMCORDER_CAMERA_CONF_MGR_SUPPORT */
 868
 869         /* Profiling */
 870         int measure_preview_fps;                                /**< Flag for measuring fps of preview frames */
 871
 872         _MMCamcorderExtraPreview extra_preview;                 /**< Extra preview */
 873
 874         GQuark buffer_quark;                                    /**< Quark for buffer */
 875
 876         int reserved[4];                                        /**< reserved */
 877 } mmf_camcorder_t;
 878
 879 /*=======================================================================================
 880 | EXTERN GLOBAL VARIABLE                                                                |
 881 ========================================================================================*/
 882
 883 /*=======================================================================================
 884 | GLOBAL FUNCTION PROTOTYPES                                                            |
 885 ========================================================================================*/
 886 /**
 887  *      This function creates camcorder for capturing still image and recording.
 888  *
 889  *      @param[out]     handle          Specifies the camcorder  handle
 890  *      @param[in]      info            Preset information of camcorder
 891  *      @return         This function returns zero on success, or negative value with error code.
 892  *      @remarks        When this function calls successfully, camcorder  handle will be filled with a @n
 893  *                      valid value and the state of  the camcorder  will become MM_CAMCORDER_STATE_NULL.@n
 894  *                      Note that  it's not ready to working camcorder. @n
 895  *                      You should call mmcamcorder_realize before starting camcorder.
 896  *      @see            _mmcamcorder_create
 897  */
 898 int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info);
 899
 900 /**
 901  *      This function destroys instance of camcorder.
 902  *
 903  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 904  *      @return         This function returns zero on success, or negative value with error code.
 905  *      @see            _mmcamcorder_create
 906  */
 907 int _mmcamcorder_destroy(MMHandleType hcamcorder);
 908
 909 /**
 910  *      This function allocates memory for camcorder.
 911  *
 912  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 913  *      @return         This function returns zero on success, or negative value with error code.
 914  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_NULL @n
 915  *                      and  the state of the camcorder  will become MM_CAMCORDER_STATE_READY. @n
 916  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 917  *      @see            _mmcamcorder_unrealize
 918  *      @pre            MM_CAMCORDER_STATE_NULL
 919  *      @post           MM_CAMCORDER_STATE_READY
 920  */
 921 int _mmcamcorder_realize(MMHandleType hcamcorder);
 922
 923 /**
 924  *      This function free allocated memory for camcorder.
 925  *
 926  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 927  *      @return         This function returns zero on success, or negative value with error code.
 928  *      @remarks        This function release all resources which are allocated for the camcorder engine.@n
 929  *                      This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 930  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_NULL. @n
 931  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 932  *      @see            _mmcamcorder_realize
 933  *      @pre            MM_CAMCORDER_STATE_READY
 934  *      @post           MM_CAMCORDER_STATE_NULL
 935  */
 936 int _mmcamcorder_unrealize(MMHandleType hcamcorder);
 937
 938 /**
 939  *      This function is to start previewing.
 940  *
 941  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 942  *      @return         This function returns zero on success, or negative value with error code.
 943  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 944  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 945  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 946  *      @see            _mmcamcorder_stop
 947  */
 948 int _mmcamcorder_start(MMHandleType hcamcorder);
 949
 950 /**
 951  *      This function is to stop previewing.
 952  *
 953  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 954  *      @return         This function returns zero on success, or negative value with error code.
 955  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and  @n
 956  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_READY.@n
 957  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 958  *      @see            _mmcamcorder_start
 959  */
 960 int _mmcamcorder_stop(MMHandleType hcamcorder);
 961
 962 /**
 963  *      This function to start capturing of still images.
 964  *
 965  *      @param[in]      hcamcorder      Specifies the camcorder  handle.
 966  *      @return         This function returns zero on success, or negative value with error code.
 967  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and @n
 968  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_CAPTURING. @n
 969  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 970  *      @see            _mmcamcorder_capture_stop
 971  */
 972 int _mmcamcorder_capture_start(MMHandleType hcamcorder);
 973
 974 /**
 975  *      This function is to stop capturing still images.
 976  *
 977  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 978  *      @return         This function returns zero on success, or negative value with error code.
 979  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_CAPTURING and @n
 980  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 981  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 982  *      @see            _mmcamcorder_capture_start
 983  */
 984 int _mmcamcorder_capture_stop(MMHandleType hcamcorder);
 985
 986 /**
 987  *      This function is to start  video and audio recording.
 988  *
 989  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 990  *      @return         This function returns zero on success, or negative value with error code.
 991  *      @remarks        This function can  be called successfully when current state is @n
 992  *                      MM_CAMCORDER_STATE_PREPARE or MM_CAMCORDER_STATE_PAUSED and  @n
 993  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_RECORDING.@n
 994  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 995  *      @see            _mmcamcorder_pause
 996  */
 997 int _mmcamcorder_record(MMHandleType hcamcorder);
 998
 999 /**
1000  *      This function is to pause video and audio recording
1001  *
1002  *      @param[in]      hcamcorder      Specifies the camcorder  handle
1003  *      @return         This function returns zero on success, or negative value with error code.
1004  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_RECORDING and  @n
1005  *                      the  state of the camcorder  will become MM_CAMCORDER_STATE_PAUSED.@n
1006  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.@n
1007  *      @see            _mmcamcorder_record
1008  */
1009 int _mmcamcorder_pause(MMHandleType hcamcorder);
1010
1011 /**
1012  *      This function is to stop video and audio  recording and  save results.
1013  *
1014  *      @param[in]      hcamcorder      Specifies the camcorder  handle
1015  *      @return         This function returns zero on success, or negative value with error code.
1016  *      @remarks        This function can  be called successfully when current state is @n
1017  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
1018  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
1019  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION
1020  *      @see            _mmcamcorder_cancel
1021  */
1022 int _mmcamcorder_commit(MMHandleType hcamcorder);
1023
1024 /**
1025  *      This function is to stop video and audio recording and do not save results.
1026  *
1027  *      @param[in]      hcamcorder      Specifies the camcorder  handle
1028  *      @return         This function returns zero on success, or negative value with error code.
1029  *      @remarks        This function can  be called successfully when current state is @n
1030  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
1031  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
1032  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
1033  *      @see            _mmcamcorder_commit
1034  */
1035 int _mmcamcorder_cancel(MMHandleType hcamcorder);
1036
1037 /**
1038  *      This function calls after committing action finished asynchronously.
1039  *      In this function, remaining process , such as state change, happens.
1040  *
1041  *      @param[in]      hcamcorder      Specifies the camcorder  handle
1042  *      @return         This function returns zero on success, or negative value with error code.
1043  *      @remarks        This function can  be called successfully when current state is @n
1044  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
1045  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
1046  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
1047  *      @see            _mmcamcorder_commit
1048  */
1049 int _mmcamcorder_commit_async_end(MMHandleType hcamcorder);
1050
1051 /**
1052  *      This function is to set callback for receiving messages from camcorder.
1053  *
1054  *      @param[in]      hcamcorder      Specifies the camcorder  handle
1055  *      @param[in]      callback        Specifies the function pointer of callback function
1056  *      @param[in]      user_data       Specifies the user pointer for passing to callback function
1057  *
1058  *      @return         This function returns zero on success, or negative value with error code.
1059  *      @remarks        typedef bool (*mm_message_callback) (int msg, mm_messageType *param, void *user_param);@n
1060  *              @n
1061  *              typedef union                           @n
1062  *              {                                                       @n
1063  *                      int code;                               @n
1064  *                      struct                                  @n
1065  *                      {                                               @n
1066  *                              int total;                      @n
1067  *                              int elapsed;            @n
1068  *                      } time;                                 @n
1069  *                      struct                                  @n
1070  *                      {                                               @n
1071  *                              int previous;           @n
1072  *                              int current;                    @n
1073  *                      } state;                                        @n
1074  *              } mm_message_type;      @n
1075  *                                                                      @n
1076  *              If a  message value for mm_message_callback is MM_MESSAGE_STATE_CHANGED, @n
1077  *              state value in mm_message_type  will be a mmcamcorder_state_type enum value;@n
1078  *              @n
1079  *              If  a message value for mm_message_callback is MM_MESSAGE_ERROR,  @n
1080  *              the code value in mm_message_type will be a mmplayer_error_type enum value;
1081  *
1082  *      @see            mm_message_type,  mmcamcorder_state_type,  mmcamcorder_error_type
1083  */
1084 int _mmcamcorder_set_message_callback(MMHandleType hcamcorder,
1085                                       MMMessageCallback callback,
1086                                       void *user_data);
1087
1088 /**
1089  *      This function is to set callback for video stream.
1090  *
1091  *      @param[in]      hcamcorder      Specifies the camcorder  handle
1092  *      @param[in]      callback        Specifies the function pointer of callback function
1093  *      @param[in]      user_data       Specifies the user pointer for passing to callback function
1094  *
1095  *      @return         This function returns zero on success, or negative value with error code.
1096  *      @see            mmcamcorder_error_type
1097  */
1098 int _mmcamcorder_set_video_stream_callback(MMHandleType hcamcorder,
1099                                            mm_camcorder_video_stream_callback callback,
1100                                            void *user_data);
1101
1102 /**
1103  *      This function is to set callback for audio stream.
1104  *
1105  *      @param[in]      hcamcorder      Specifies the camcorder handle
1106  *      @param[in]      callback        Specifies the function pointer of callback function
1107  *      @param[in]      user_data       Specifies the user pointer for passing to callback function
1108  *
1109  *      @return         This function returns zero on success, or negative value with error code.
1110  *      @see            mmcamcorder_error_type
1111  */
1112 int _mmcamcorder_set_audio_stream_callback(MMHandleType handle,
1113                                            mm_camcorder_audio_stream_callback callback,
1114                                            void *user_data);
1115
1116 /**
1117  *      This function is to set callback for muxed stream.
1118  *
1119  *      @param[in]      hcamcorder      Specifies the camcorder handle
1120  *      @param[in]      callback        Specifies the function pointer of callback function
1121  *      @param[in]      user_data       Specifies the user pointer for passing to callback function
1122  *
1123  *      @return         This function returns zero on success, or negative value with error code.
1124  *      @see            mmcamcorder_error_type
1125  */
1126 int _mmcamcorder_set_muxed_stream_callback(MMHandleType handle,
1127                                            mm_camcorder_muxed_stream_callback callback,
1128                                            void *user_data);
1129
1130 /**
1131  *      This function is to set callback for video capture.
1132  *
1133  *      @param[in]      hcamcorder      Specifies the camcorder  handle
1134  *      @param[in]      callback        Specifies the function pointer of callback function
1135  *      @param[in]      user_data       Specifies the user pointer for passing to callback function
1136  *
1137  *      @return         This function returns zero on success, or negative value with error code.
1138  *      @see            mmcamcorder_error_type
1139  */
1140 int _mmcamcorder_set_video_capture_callback(MMHandleType hcamcorder,
1141                                             mm_camcorder_video_capture_callback callback,
1142                                             void *user_data);
1143
1144 /**
1145  *      This function is to set callback for video encode decision.
1146  *
1147  *      @param[in]      hcamcorder      Specifies the camcorder  handle
1148  *      @param[in]      callback        Specifies the function pointer of callback function
1149  *      @param[in]      user_data       Specifies the user pointer for passing to callback function
1150  *
1151  *      @return         This function returns zero on success, or negative value with error code.
1152  */
1153 int _mmcamcorder_set_video_encode_decision_callback(MMHandleType hcamcorder,
1154                                             mm_camcorder_video_encode_decision_callback callback,
1155                                             void *user_data);
1156
1157 /**
1158  *      This function returns current state of camcorder, or negative value with error code.
1159  *
1160  *      @param[in]      hcamcorder      Specifies the camcorder  handle.
1161  *      @return         This function returns current state of camcorder, or negative value with error code.
1162  *      @see            mmcamcorder_state_type
1163  */
1164 int _mmcamcorder_get_current_state(MMHandleType hcamcorder);
1165
1166 int _mmcamcorder_init_focusing(MMHandleType handle);
1167 int _mmcamcorder_adjust_focus(MMHandleType handle, int direction);
1168 int _mmcamcorder_adjust_manual_focus(MMHandleType handle, int direction);
1169 int _mmcamcorder_adjust_auto_focus(MMHandleType handle);
1170 int _mmcamcorder_stop_focusing(MMHandleType handle);
1171
1172 /**
1173  * This function gets current state of camcorder.
1174  *
1175  * @param       void
1176  * @return      This function returns state of current camcorder context
1177  * @remarks
1178  * @see         _mmcamcorder_set_state()
1179  *
1180  */
1181 int _mmcamcorder_streamer_init(void);
1182
1183 /**
1184  * This function gets current state of camcorder.
1185  *
1186  * @param       void
1187  * @return      This function returns state of current camcorder context
1188  * @remarks
1189  * @see         _mmcamcorder_set_state()
1190  *
1191  */
1192 int _mmcamcorder_display_init(void);
1193
1194 /**
1195  * This function gets current state of camcorder.
1196  *
1197  * @param[in]   handle          Handle of camcorder context.
1198  * @return      This function returns state of current camcorder context
1199  * @remarks
1200  * @see         _mmcamcorder_set_state()
1201  *
1202  */
1203 int _mmcamcorder_get_state(MMHandleType handle);
1204 int _mmcamcorder_get_state2(MMHandleType handle, int *state, int *old_state);
1205
1206 /**
1207  * This function sets new state of camcorder.
1208  *
1209  * @param[in]   handle          Handle of camcorder context.
1210  * @param[in]   state           setting state value of camcorder.
1211  * @return      void
1212  * @remarks
1213  * @see         _mmcamcorder_get_state()
1214  *
1215  */
1216 void _mmcamcorder_set_state(MMHandleType handle, int state);
1217
1218 /**
1219  * This function allocates structure of subsidiary attributes.
1220  *
1221  * @param[in]   type            Allocation type of camcorder context.
1222  * @return      This function returns structure pointer on success, NULL value on failure.
1223  * @remarks
1224  * @see         _mmcamcorder_dealloc_subcontext()
1225  *
1226  */
1227 _MMCamcorderSubContext *_mmcamcorder_alloc_subcontext(int type);
1228
1229 /**
1230  * This function releases structure of subsidiary attributes.
1231  *
1232  * @param[in]   sc              Handle of camcorder subcontext.
1233  * @return      void
1234  * @remarks
1235  * @see         _mmcamcorder_alloc_subcontext()
1236  *
1237  */
1238 void _mmcamcorder_dealloc_subcontext(_MMCamcorderSubContext *sc);
1239
1240 /**
1241  * This function sets command function according to the type.
1242  *
1243  * @param[in]   handle          Handle of camcorder context.
1244  * @param[in]   type            Allocation type of camcorder context.
1245  * @return      This function returns MM_ERROR_NONE on success, or other values with error code.
1246  * @remarks
1247  * @see         __mmcamcorder_video_command(), __mmcamcorder_audio_command(), __mmcamcorder_image_command()
1248  *
1249  */
1250 int _mmcamcorder_set_functions(MMHandleType handle, int type);
1251
1252 /**
1253  * This function is callback function of main pipeline.
1254  * Once this function is registered with certain pipeline using gst_bus_add_watch(),
1255  * this callback will be called every time when there is upcoming message from pipeline.
1256  * Basically, this function is used as error handling function, now.
1257  *
1258  * @param[in]   bus             pointer of buf that called this function.
1259  * @param[in]   message         callback message from pipeline.
1260  * @param[in]   data            user data.
1261  * @return      This function returns true on success, or false value with error
1262  * @remarks
1263  * @see         __mmcamcorder_create_preview_pipeline()
1264  *
1265  */
1266 gboolean _mmcamcorder_pipeline_cb_message(GstBus *bus, GstMessage *message, gpointer data);
1267
1268 /**
1269  * This function is callback function of main pipeline.
1270  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1271  * this callback will be called every time when there is upcoming message from pipeline.
1272  * Basically, this function is used as sync error handling function, now.
1273  *
1274  * @param[in]   bus             pointer of buf that called this function.
1275  * @param[in]   message         callback message from pipeline.
1276  * @param[in]   data            user data.
1277  * @return      This function returns true on success, or false value with error
1278  * @remarks
1279  * @see         __mmcamcorder_create_preview_pipeline()
1280  *
1281  */
1282 GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1283
1284 /**
1285  * This function is callback function of encode pipeline.
1286  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1287  * this callback will be called every time when there is upcoming message from pipeline.
1288  * Basically, this function is used for EOS and error handling now.
1289  *
1290  * @param[in]   bus             pointer of buf that called this function.
1291  * @param[in]   message         callback message from pipeline.
1292  * @param[in]   data            user data.
1293  * @return      This function returns true on success, or false value with error
1294  * @remarks
1295  * @see         __mmcamcorder_create_recorder_pipeline()
1296  * @see         __mmcamcorder_create_audiop_with_encodebin()
1297  *
1298  */
1299 GstBusSyncReply _mmcamcorder_encode_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1300
1301 /**
1302  * This function create main pipeline according to type.
1303  *
1304  * @param[in]   handle          Handle of camcorder context.
1305  * @param[in]   type            Allocation type of camcorder context.
1306  * @return      This function returns zero on success, or negative value with error code.
1307  * @remarks
1308  * @see         _mmcamcorder_destroy_pipeline()
1309  *
1310  */
1311 int _mmcamcorder_create_pipeline(MMHandleType handle, int type);
1312
1313 /**
1314  * This function release all element of main pipeline according to type.
1315  *
1316  * @param[in]   handle          Handle of camcorder context.
1317  * @param[in]   type            Allocation type of camcorder context.
1318  * @return      void
1319  * @remarks
1320  * @see         _mmcamcorder_create_pipeline()
1321  *
1322  */
1323 void _mmcamcorder_destroy_pipeline(MMHandleType handle, int type);
1324
1325 /**
1326  * This function sets gstreamer element status.
1327  * If the gstreamer fails to set status or returns asynchronous mode,
1328  * this function waits for state changed until timeout expired.
1329  *
1330  * @param[in]   pipeline        Pointer of pipeline
1331  * @param[in]   target_state    newly setting status
1332  * @return      This function returns zero on success, or negative value with error code.
1333  * @remarks
1334  * @see
1335  *
1336  */
1337 int _mmcamcorder_gst_set_state(MMHandleType handle, GstElement *pipeline, GstState target_state);
1338
1339
1340 /* For xvimagesink */
1341 GstBusSyncReply __mmcamcorder_sync_callback(GstBus *bus, GstMessage *message, gulong data);
1342
1343 /* For querying capabilities */
1344 int _mmcamcorder_read_vidsrc_info(int videodevidx, camera_conf **configure_info);
1345
1346 /* for performance check */
1347 void _mmcamcorder_video_current_framerate_init(MMHandleType handle);
1348 int _mmcamcorder_video_current_framerate(MMHandleType handle);
1349 int _mmcamcorder_video_average_framerate(MMHandleType handle);
1350
1351 /* for stopping forcedly */
1352 void __mmcamcorder_force_stop(mmf_camcorder_t *hcamcorder, int state_change_by_system);
1353
1354 /* device policy manager */
1355 void _mmcamcorder_dpm_camera_policy_changed_cb(const char *name, const char *value, void *user_data);
1356
1357 /* Emit dbus signal */
1358 void _mmcamcorder_emit_signal(MMHandleType handle, const char *object_name,
1359         const char *interface_name, const char *signal_name, int value);
1360
1361 /* external storage state management */
1362 int _mmcamcorder_manage_external_storage_state(MMHandleType handle, int storage_state);
1363
1364 /* get focus level */
1365 int _mmcamcorder_get_focus_level(MMHandleType handle, int *level);
1366
1367 #ifdef __cplusplus
1368 }
1369 #endif
1370
1371 #endif /* __MM_CAMCORDER_INTERNAL_H__ */