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_session.h>
  38 #include <mm_session_private.h>
  39 #include <mm_sound_focus.h>
  40 #include <vconf.h>
  41 #include <gst/video/video-format.h>
  42 #include <ttrace.h>
  43 #include <errno.h>
  44 #include <restriction.h> /* device policy manager */
  45
  46 #include "mm_camcorder.h"
  47 #include "mm_debug.h"
  48
  49 #ifdef _MMCAMCORDER_MURPHY_SUPPORT
  50 #include "mm_camcorder_resource.h"
  51 #endif /* _MMCAMCORDER_MURPHY_SUPPORT */
  52
  53 /* camcorder sub module */
  54 #include "mm_camcorder_attribute.h"
  55 #include "mm_camcorder_platform.h"
  56 #include "mm_camcorder_stillshot.h"
  57 #include "mm_camcorder_videorec.h"
  58 #include "mm_camcorder_audiorec.h"
  59 #include "mm_camcorder_gstcommon.h"
  60 #include "mm_camcorder_exifinfo.h"
  61 #include "mm_camcorder_util.h"
  62 #include "mm_camcorder_configure.h"
  63 #include "mm_camcorder_sound.h"
  64
  65 #ifdef _MMCAMCORDER_RM_SUPPORT
  66 /* rm (resource manager)*/
  67 #include <rm_api.h>
  68 #endif /* _MMCAMCORDER_RM_SUPPORT */
  69
  70 #ifdef __cplusplus
  71 extern "C" {
  72 #endif
  73
  74 /*=======================================================================================
  75 | MACRO DEFINITIONS                                                                     |
  76 ========================================================================================*/
  77 #define _mmcam_dbg_verb(fmt, args...)  debug_verbose(" "fmt"\n", ##args);
  78 #define _mmcam_dbg_log(fmt, args...)   debug_log(" "fmt"\n", ##args);
  79 #define _mmcam_dbg_warn(fmt, args...)  debug_warning(" "fmt"\n", ##args);
  80 #define _mmcam_dbg_err(fmt, args...)   debug_error(" "fmt"\n", ##args);
  81 #define _mmcam_dbg_crit(fmt, args...)  debug_critical(" "fmt"\n", ##args);
  82
  83 /**
  84  *      Macro for checking validity and debugging
  85  */
  86 #define mmf_return_if_fail(expr) \
  87         if (!(expr)) { \
  88                 _mmcam_dbg_err("failed [%s]", #expr); \
  89                 return; \
  90         }
  91
  92 /**
  93  *      Macro for checking validity and debugging
  94  */
  95 #define mmf_return_val_if_fail(expr, val) \
  96         if (!(expr)) { \
  97                 _mmcam_dbg_err("failed [%s]", #expr); \
  98                 return (val); \
  99         }
 100
 101
 102 #ifndef ARRAY_SIZE
 103 /**
 104  *      Macro for getting array size
 105  */
 106 #define ARRAY_SIZE(a) (sizeof((a)) / sizeof((a)[0]))
 107 #endif
 108
 109 /* gstreamer element creation macro */
 110 #define _MMCAMCORDER_PIPELINE_MAKE(sub_context, element, eid, name /*char* */, err) \
 111         if (element[eid].gst != NULL) { \
 112                 _mmcam_dbg_err("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_dbg_err("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
 125 #define _MMCAMCORDER_BIN_MAKE(sub_context, element, eid, name /*char* */, err) \
 126         if (element[eid].gst != NULL) { \
 127                 _mmcam_dbg_err("The element(Bin) is existed. element_id=[%d], name=[%s]", eid, name); \
 128                 gst_object_unref(element[eid].gst); \
 129         } \
 130         element[eid].id = eid; \
 131         element[eid].gst = gst_bin_new(name); \
 132         if (element[eid].gst == NULL) { \
 133                 _mmcam_dbg_err("Bin creation fail. element_id=[%d], name=[%s]\n", eid, name); \
 134                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 135                 goto pipeline_creation_error; \
 136         } else { \
 137                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 138         }
 139
 140 #define _MMCAMCORDER_ELEMENT_MAKE(sub_context, element, eid, name /*char* */, nickname /*char* */, elist, err) \
 141         if (element[eid].gst != NULL) { \
 142                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 143                 gst_object_unref(element[eid].gst); \
 144         } \
 145         traceBegin(TTRACE_TAG_CAMERA, "MMCAMCORDER:ELEMENT_MAKE:%s", name); \
 146         element[eid].gst = gst_element_factory_make(name, nickname); \
 147         traceEnd(TTRACE_TAG_CAMERA); \
 148         if (element[eid].gst == NULL) { \
 149                 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s]", eid, name); \
 150                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 151                 goto pipeline_creation_error; \
 152         } else { \
 153                 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 154                 element[eid].id = eid; \
 155                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 156                 err = MM_ERROR_NONE; \
 157         } \
 158         elist = g_list_append(elist, &(element[eid]));
 159
 160 #define _MMCAMCORDER_ELEMENT_MAKE2(sub_context, element, eid, name /*char* */, nickname /*char* */, err) \
 161         if (element[eid].gst != NULL) { \
 162                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 163                 gst_object_unref(element[eid].gst); \
 164         } \
 165         element[eid].gst = gst_element_factory_make(name, nickname); \
 166         if (element[eid].gst == NULL) { \
 167                 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s]", eid, name); \
 168                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 169         } else { \
 170                 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 171                 element[eid].id = eid; \
 172                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 173                 err = MM_ERROR_NONE; \
 174         } \
 175
 176 #define _MMCAMCORDER_ELEMENT_MAKE_IGNORE_ERROR(sub_context, element, eid, name /*char* */, nickname /*char* */, elist) \
 177         if (element[eid].gst != NULL) { \
 178                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 179                 gst_object_unref(element[eid].gst); \
 180         } \
 181         element[eid].gst = gst_element_factory_make(name, nickname); \
 182         if (element[eid].gst == NULL) { \
 183                 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s], but keep going...", eid, name); \
 184         } else { \
 185                 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 186                 element[eid].id = eid; \
 187                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 188                 elist = g_list_append(elist, &(element[eid])); \
 189         }
 190
 191 #define _MMCAMCORDER_ELEMENT_ADD(sub_context, element, eid, gst_element, elist, err) \
 192         if (element[eid].gst != NULL) { \
 193                 _mmcam_dbg_err("The element is existed. element_id=[%d]", eid); \
 194                 gst_object_unref(element[eid].gst); \
 195         } \
 196         element[eid].gst = gst_element; \
 197         if (element[eid].gst == NULL) { \
 198                 _mmcam_dbg_err("Element is NULL. element_id=[%d]", eid); \
 199                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 200                 goto pipeline_creation_error; \
 201         } else { \
 202                 _mmcam_dbg_log("Adding Element is done. element_id=[%d] %p", eid, gst_element); \
 203                 element[eid].id = eid; \
 204                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 205                 err = MM_ERROR_NONE; \
 206         } \
 207         elist = g_list_append(elist, &(element[eid]));
 208
 209 #define _MMCAMCORDER_ENCODEBIN_ELMGET(sub_context, eid, name /*char* */, err) \
 210         if (sub_context->encode_element[eid].gst != NULL) { \
 211                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 212                 gst_object_unref(sub_context->encode_element[eid].gst); \
 213         } \
 214         sub_context->encode_element[eid].id = eid; \
 215         g_object_get(G_OBJECT(sub_context->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst), name, &(sub_context->encode_element[eid].gst), NULL); \
 216         if (sub_context->encode_element[eid].gst == NULL) { \
 217                 _mmcam_dbg_err("Encode Element get fail. element_id=[%d], name=[%s]", eid, name); \
 218                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 219                 goto pipeline_creation_error; \
 220         } else{ \
 221                 gst_object_unref(sub_context->encode_element[eid].gst); \
 222                 g_object_weak_ref(G_OBJECT(sub_context->encode_element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 223         }
 224
 225 /* GStreamer element remove macro */
 226 #define _MMCAMCORDER_ELEMENT_REMOVE(element, eid) \
 227         if (element[eid].gst != NULL) { \
 228                 gst_object_unref(element[eid].gst); \
 229         }
 230
 231 #define _MM_GST_ELEMENT_LINK_MANY       gst_element_link_many
 232 #define _MM_GST_ELEMENT_LINK            gst_element_link
 233 #define _MM_GST_ELEMENT_LINK_FILTERED   gst_element_link_filtered
 234 #define _MM_GST_ELEMENT_UNLINK          gst_element_unlink
 235 #define _MM_GST_PAD_LINK                gst_pad_link
 236
 237 #define _MM_GST_PAD_LINK_UNREF(srcpad, sinkpad, err, if_fail_goto) \
 238 { \
 239         GstPadLinkReturn ret = GST_PAD_LINK_OK; \
 240         if (srcpad == NULL || sinkpad == NULL) { \
 241                 if (srcpad == NULL) { \
 242                         _mmcam_dbg_err("srcpad is NULL"); \
 243                 } else { \
 244                         gst_object_unref(srcpad);\
 245                         srcpad = NULL; \
 246                 } \
 247                 if (sinkpad == NULL) { \
 248                         _mmcam_dbg_err("sinkpad is NULL"); \
 249                 } else { \
 250                         gst_object_unref(sinkpad); \
 251                         sinkpad = NULL;\
 252                 } \
 253                 err = MM_ERROR_CAMCORDER_GST_LINK; \
 254                 goto if_fail_goto; \
 255         } \
 256         ret = _MM_GST_PAD_LINK(srcpad, sinkpad); \
 257         if (ret != GST_PAD_LINK_OK) { \
 258                 GstObject *src_parent = gst_pad_get_parent(srcpad); \
 259                 GstObject *sink_parent = gst_pad_get_parent(sinkpad); \
 260                 char *src_name = NULL; \
 261                 char *sink_name = NULL; \
 262                 g_object_get((GObject *)src_parent, "name", &src_name, NULL); \
 263                 g_object_get((GObject *)sink_parent, "name", &sink_name, NULL); \
 264                 _mmcam_dbg_err("src[%s] - sink[%s] link failed", src_name, sink_name); \
 265                 gst_object_unref(src_parent); src_parent = NULL; \
 266                 gst_object_unref(sink_parent); sink_parent = NULL; \
 267                 if (src_name) { \
 268                         free(src_name); src_name = NULL; \
 269                 } \
 270                 if (sink_name) { \
 271                         free(sink_name); sink_name = NULL; \
 272                 } \
 273                 gst_object_unref(srcpad); srcpad = NULL; \
 274                 gst_object_unref(sinkpad); sinkpad = NULL; \
 275                 err = MM_ERROR_CAMCORDER_GST_LINK; \
 276                 goto if_fail_goto;\
 277         } \
 278         gst_object_unref(srcpad); srcpad = NULL; \
 279         gst_object_unref(sinkpad); sinkpad = NULL; \
 280 }
 281
 282 #define _MM_GST_PAD_UNLINK_UNREF(srcpad, sinkpad) \
 283         if (srcpad && sinkpad) { \
 284                 gst_pad_unlink(srcpad, sinkpad); \
 285         } else { \
 286                 _mmcam_dbg_warn("some pad(srcpad:%p,sinkpad:%p) is NULL", srcpad, sinkpad); \
 287         } \
 288         if (srcpad) { \
 289                 gst_object_unref(srcpad); srcpad = NULL; \
 290         } \
 291         if (sinkpad) { \
 292                 gst_object_unref(sinkpad); sinkpad = NULL; \
 293         }
 294
 295 #define _MMCAMCORDER_STATE_SET_COUNT            3               /* checking interval */
 296 #define _MMCAMCORDER_STATE_CHECK_TOTALTIME      5000000L        /* total wating time for state change */
 297 #define _MMCAMCORDER_STATE_CHECK_INTERVAL       (50*1000)       /* checking interval - 50ms*/
 298
 299 /**
 300  * Default videosink type
 301  */
 302 #define _MMCAMCORDER_DEFAULT_VIDEOSINK_TYPE     "VideosinkElementOverlay"
 303
 304 /**
 305  * Default recording motion rate
 306  */
 307 #define _MMCAMCORDER_DEFAULT_RECORDING_MOTION_RATE   1.0
 308
 309 /**
 310  * Total level count of manual focus */
 311 #define _MMFCAMCORDER_FOCUS_TOTAL_LEVEL         8
 312
 313 /**
 314  *      File name length limit
 315  */
 316 #define _MMCamcorder_FILENAME_LEN       (512)
 317
 318 /**
 319  *      File name for NULL path
 320  */
 321 #define _MMCamcorder_FILENAME_NULL      "/dev/null"
 322
 323 /**
 324  *      Minimum integer value
 325  */
 326 #define _MMCAMCORDER_MIN_INT    (INT_MIN)
 327
 328 /**
 329  *      Maximum integer value
 330  */
 331 #define _MMCAMCORDER_MAX_INT    (INT_MAX)
 332
 333 /**
 334  *      Minimum double value
 335  */
 336 #define _MMCAMCORDER_MIN_DOUBLE (DBL_MIN)
 337
 338 /**
 339  *      Maximum integer value
 340  */
 341 #define _MMCAMCORDER_MAX_DOUBLE (DBL_MAX)
 342
 343 /**
 344  *      Audio timestamp margin (msec)
 345  */
 346 #define _MMCAMCORDER_AUDIO_TIME_MARGIN (300)
 347
 348 /**
 349  *      Functions related with LOCK and WAIT
 350  */
 351 #define _MMCAMCORDER_CAST_MTSAFE(handle)            (((mmf_camcorder_t*)handle)->mtsafe)
 352 #define _MMCAMCORDER_LOCK_FUNC(mutex)               g_mutex_lock(&mutex)
 353 #define _MMCAMCORDER_TRYLOCK_FUNC(mutex)            g_mutex_trylock(&mutex)
 354 #define _MMCAMCORDER_UNLOCK_FUNC(mutex)             g_mutex_unlock(&mutex)
 355
 356 #define _MMCAMCORDER_GET_LOCK(handle)               (_MMCAMCORDER_CAST_MTSAFE(handle).lock)
 357 #define _MMCAMCORDER_LOCK(handle)                   _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 358 #define _MMCAMCORDER_TRYLOCK(handle)                _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 359 #define _MMCAMCORDER_UNLOCK(handle)                 _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 360
 361 #define _MMCAMCORDER_GET_COND(handle)               (_MMCAMCORDER_CAST_MTSAFE(handle).cond)
 362 #define _MMCAMCORDER_WAIT(handle)                   g_cond_wait(&_MMCAMCORDER_GET_COND(handle), &_MMCAMCORDER_GET_LOCK(handle))
 363 #define _MMCAMCORDER_WAIT_UNTIL(handle, end_time)   g_cond_wait_until(&_MMCAMCORDER_GET_COND(handle), &_MMCAMCORDER_GET_LOCK(handle), end_time)
 364 #define _MMCAMCORDER_SIGNAL(handle)                 g_cond_signal(&_MMCAMCORDER_GET_COND(handle));
 365 #define _MMCAMCORDER_BROADCAST(handle)              g_cond_broadcast(&_MMCAMCORDER_GET_COND(handle));
 366
 367 /* for command */
 368 #define _MMCAMCORDER_GET_CMD_LOCK(handle)           (_MMCAMCORDER_CAST_MTSAFE(handle).cmd_lock)
 369 #define _MMCAMCORDER_GET_CMD_COND(handle)           (_MMCAMCORDER_CAST_MTSAFE(handle).cmd_cond)
 370 #define _MMCAMCORDER_LOCK_CMD(handle)               _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 371 #define _MMCAMCORDER_TRYLOCK_CMD(handle)            _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 372 #define _MMCAMCORDER_UNLOCK_CMD(handle)             _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 373 #define _MMCAMCORDER_CMD_WAIT(handle)                 g_cond_wait(&_MMCAMCORDER_GET_CMD_COND(handle), &_MMCAMCORDER_GET_CMD_LOCK(handle))
 374 #define _MMCAMCORDER_CMD_WAIT_UNTIL(handle, end_time) g_cond_wait_until(&_MMCAMCORDER_GET_CMD_COND(handle), &_MMCAMCORDER_GET_CMD_LOCK(handle), end_time)
 375 #define _MMCAMCORDER_CMD_SIGNAL(handle)               g_cond_signal(&_MMCAMCORDER_GET_CMD_COND(handle));
 376
 377 /* for ASM */
 378 #define _MMCAMCORDER_GET_ASM_LOCK(handle)           (_MMCAMCORDER_CAST_MTSAFE(handle).asm_lock)
 379 #define _MMCAMCORDER_LOCK_ASM(handle)               _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 380 #define _MMCAMCORDER_TRYLOCK_ASM(handle)            _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 381 #define _MMCAMCORDER_UNLOCK_ASM(handle)             _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 382
 383 /* for state change */
 384 #define _MMCAMCORDER_GET_STATE_LOCK(handle)         (_MMCAMCORDER_CAST_MTSAFE(handle).state_lock)
 385 #define _MMCAMCORDER_LOCK_STATE(handle)             _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 386 #define _MMCAMCORDER_TRYLOCK_STATE(handle)          _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 387 #define _MMCAMCORDER_UNLOCK_STATE(handle)           _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 388
 389 /* for gstreamer state change */
 390 #define _MMCAMCORDER_GET_GST_STATE_LOCK(handle)     (_MMCAMCORDER_CAST_MTSAFE(handle).gst_state_lock)
 391 #define _MMCAMCORDER_LOCK_GST_STATE(handle)         _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 392 #define _MMCAMCORDER_TRYLOCK_GST_STATE(handle)      _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 393 #define _MMCAMCORDER_UNLOCK_GST_STATE(handle)       _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 394
 395 #define _MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).gst_encode_state_lock)
 396 #define _MMCAMCORDER_LOCK_GST_ENCODE_STATE(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 397 #define _MMCAMCORDER_TRYLOCK_GST_ENCODE_STATE(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 398 #define _MMCAMCORDER_UNLOCK_GST_ENCODE_STATE(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 399
 400 /* for setting/calling callback */
 401 #define _MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).message_cb_lock)
 402 #define _MMCAMCORDER_LOCK_MESSAGE_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 403 #define _MMCAMCORDER_TRYLOCK_MESSAGE_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 404 #define _MMCAMCORDER_UNLOCK_MESSAGE_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 405
 406 #define _MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle)     (_MMCAMCORDER_CAST_MTSAFE(handle).vcapture_cb_lock)
 407 #define _MMCAMCORDER_LOCK_VCAPTURE_CALLBACK(handle)         _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 408 #define _MMCAMCORDER_TRYLOCK_VCAPTURE_CALLBACK(handle)      _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 409 #define _MMCAMCORDER_UNLOCK_VCAPTURE_CALLBACK(handle)       _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 410
 411 #define _MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).vstream_cb_lock)
 412 #define _MMCAMCORDER_LOCK_VSTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 413 #define _MMCAMCORDER_TRYLOCK_VSTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 414 #define _MMCAMCORDER_UNLOCK_VSTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 415
 416 #define _MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).astream_cb_lock)
 417 #define _MMCAMCORDER_LOCK_ASTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 418 #define _MMCAMCORDER_TRYLOCK_ASTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 419 #define _MMCAMCORDER_UNLOCK_ASTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 420
 421 #define _MMCAMCORDER_GET_MSTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).mstream_cb_lock)
 422 #define _MMCAMCORDER_LOCK_MSTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_MSTREAM_CALLBACK_LOCK(handle))
 423 #define _MMCAMCORDER_TRYLOCK_MSTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_MSTREAM_CALLBACK_LOCK(handle))
 424 #define _MMCAMCORDER_UNLOCK_MSTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_MSTREAM_CALLBACK_LOCK(handle))
 425
 426 #ifdef _MMCAMCORDER_MURPHY_SUPPORT
 427 /* for resource conflict */
 428 #define _MMCAMCORDER_GET_RESOURCE_LOCK(handle)              (_MMCAMCORDER_CAST_MTSAFE(handle).resource_lock)
 429 #define _MMCAMCORDER_GET_RESOURCE_COND(handle)              (_MMCAMCORDER_CAST_MTSAFE(handle).resource_cond)
 430 #define _MMCAMCORDER_LOCK_RESOURCE(handle)                  _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_RESOURCE_LOCK(handle))
 431 #define _MMCAMCORDER_TRYLOCK_RESOURCE(handle)               _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_RESOURCE_LOCK(handle))
 432 #define _MMCAMCORDER_UNLOCK_RESOURCE(handle)                _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_RESOURCE_LOCK(handle))
 433 #define _MMCAMCORDER_RESOURCE_WAIT(handle)                  g_cond_wait(&_MMCAMCORDER_GET_RESOURCE_COND(handle), &_MMCAMCORDER_GET_RESOURCE_LOCK(handle))
 434 #define _MMCAMCORDER_RESOURCE_WAIT_UNTIL(handle, end_time)  g_cond_wait_until(&_MMCAMCORDER_GET_RESOURCE_COND(handle), &_MMCAMCORDER_GET_RESOURCE_LOCK(handle), end_time)
 435 #define _MMCAMCORDER_RESOURCE_SIGNAL(handle)                g_cond_signal(&_MMCAMCORDER_GET_RESOURCE_COND(handle));
 436 #endif /* _MMCAMCORDER_MURPHY_SUPPORT */
 437
 438 /**
 439  * Caster of main handle (camcorder)
 440  */
 441 #define MMF_CAMCORDER(h) (mmf_camcorder_t *)(h)
 442
 443 /**
 444  * Caster of subcontext
 445  */
 446 #define MMF_CAMCORDER_SUBCONTEXT(h) (((mmf_camcorder_t *)(h))->sub_context)
 447
 448 /* LOCAL CONSTANT DEFINITIONS */
 449 /**
 450  * Total Numbers of Attribute values.
 451  * If you increase any enum of attribute values, you also have to increase this.
 452  */
 453 #define MM_CAMCORDER_MODE_NUM                   3       /**< Number of mode type */
 454 #define MM_CAMCORDER_COLOR_TONE_NUM             30      /**< Number of color-tone modes */
 455 #define MM_CAMCORDER_WHITE_BALANCE_NUM          10      /**< Number of WhiteBalance modes*/
 456 #define MM_CAMCORDER_SCENE_MODE_NUM             16      /**< Number of program-modes */
 457 #define MM_CAMCORDER_FOCUS_MODE_NUM             6       /**< Number of focus mode*/
 458 #define MM_CAMCORDER_AUTO_FOCUS_NUM             5       /**< Total count of auto focus type*/
 459 #define MM_CAMCORDER_FOCUS_STATE_NUM            4       /**< Number of focus state */
 460 #define MM_CAMCORDER_ISO_NUM                    10      /**< Number of ISO */
 461 #define MM_CAMCORDER_AUTO_EXPOSURE_NUM          9       /**< Number of Auto exposure type */
 462 #define MM_CAMCORDER_WDR_NUM                    3       /**< Number of wide dynamic range */
 463 #define MM_CAMCORDER_FLIP_NUM                   4       /**< Number of Filp mode */
 464 #define MM_CAMCORDER_ROTATION_NUM               4       /**< Number of Rotation mode */
 465 #define MM_CAMCORDER_AHS_NUM                    4       /**< Number of anti-handshake */
 466 #define MM_CAMCORDER_VIDEO_STABILIZATION_NUM    2       /**< Number of video stabilization */
 467 #define MM_CAMCORDER_HDR_CAPTURE_NUM            3       /**< Number of HDR capture mode */
 468 #define MM_CAMCORDER_GEOMETRY_METHOD_NUM        5       /**< Number of geometry method */
 469 #define MM_CAMCORDER_TAG_ORT_NUM                8       /**< Number of tag orientation */
 470 #define MM_CAMCORDER_STROBE_MODE_NUM            8       /**< Number of strobe mode type */
 471 #define MM_CAMCORDER_STROBE_CONTROL_NUM         3       /**< Number of strobe control type */
 472 #define MM_CAMCORDER_DETECT_MODE_NUM            2       /**< Number of detect mode type */
 473
 474 /*=======================================================================================
 475 | ENUM DEFINITIONS                                                                      |
 476 ========================================================================================*/
 477 /**
 478  * Command for Camcorder.
 479  */
 480 enum {
 481         /* Command for Video/Audio recording */
 482         _MMCamcorder_CMD_RECORD,
 483         _MMCamcorder_CMD_PAUSE,
 484         _MMCamcorder_CMD_CANCEL,
 485         _MMCamcorder_CMD_COMMIT,
 486
 487         /* Command for Image capture */
 488         _MMCamcorder_CMD_CAPTURE,
 489
 490         /* Command for Preview(Video/Image only effective) */
 491         _MMCamcorder_CMD_PREVIEW_START,
 492         _MMCamcorder_CMD_PREVIEW_STOP,
 493 };
 494
 495 /**
 496  * Still-shot type
 497  */
 498 enum {
 499         _MMCamcorder_SINGLE_SHOT,
 500         _MMCamcorder_MULTI_SHOT,
 501 };
 502
 503 /**
 504  * Enumerations for manual focus direction.
 505  * If focusing mode is not "MM_CAMCORDER_AF_MODE_MANUAL", this value will be ignored.
 506  */
 507 enum MMCamcorderMfLensDir {
 508         MM_CAMCORDER_MF_LENS_DIR_FORWARD = 1,   /**< Focus direction to forward */
 509         MM_CAMCORDER_MF_LENS_DIR_BACKWARD,      /**< Focus direction to backward */
 510         MM_CAMCORDER_MF_LENS_DIR_NUM,           /**< Total number of the directions */
 511 };
 512
 513 /**
 514  * Camcorder Pipeline's Element name.
 515  * @note index of element.
 516  */
 517 typedef enum {
 518         _MMCAMCORDER_NONE = (-1),
 519
 520         /* Main Pipeline Element */
 521         _MMCAMCORDER_MAIN_PIPE = 0x00,
 522
 523         /* Pipeline element of Video input */
 524         _MMCAMCORDER_VIDEOSRC_SRC,
 525         _MMCAMCORDER_VIDEOSRC_FILT,
 526         _MMCAMCORDER_VIDEOSRC_CLS_QUE,
 527         _MMCAMCORDER_VIDEOSRC_CLS,
 528         _MMCAMCORDER_VIDEOSRC_CLS_FILT,
 529         _MMCAMCORDER_VIDEOSRC_QUE,
 530         _MMCAMCORDER_VIDEOSRC_DECODE,
 531
 532         /* Pipeline element of Video output */
 533         _MMCAMCORDER_VIDEOSINK_QUE,
 534         _MMCAMCORDER_VIDEOSINK_CLS,
 535         _MMCAMCORDER_VIDEOSINK_SINK,
 536
 537         _MMCAMCORDER_PIPELINE_ELEMENT_NUM,
 538 } _MMCAMCORDER_PREVIEW_PIPELINE_ELELMENT;
 539
 540 /**
 541  * Camcorder Pipeline's Element name.
 542  * @note index of element.
 543  */
 544 typedef enum {
 545         _MMCAMCORDER_ENCODE_NONE = (-1),
 546
 547         /* Main Pipeline Element */
 548         _MMCAMCORDER_ENCODE_MAIN_PIPE = 0x00,
 549
 550         /* Pipeline element of Audio input */
 551         _MMCAMCORDER_AUDIOSRC_BIN,
 552         _MMCAMCORDER_AUDIOSRC_SRC,
 553         _MMCAMCORDER_AUDIOSRC_FILT,
 554         _MMCAMCORDER_AUDIOSRC_QUE,
 555         _MMCAMCORDER_AUDIOSRC_CONV,
 556         _MMCAMCORDER_AUDIOSRC_VOL,
 557
 558         /* Pipeline element of Encodebin */
 559         _MMCAMCORDER_ENCSINK_BIN,
 560         _MMCAMCORDER_ENCSINK_SRC,
 561         _MMCAMCORDER_ENCSINK_FILT,
 562         _MMCAMCORDER_ENCSINK_ENCBIN,
 563         _MMCAMCORDER_ENCSINK_AQUE,
 564         _MMCAMCORDER_ENCSINK_CONV,
 565         _MMCAMCORDER_ENCSINK_AENC,
 566         _MMCAMCORDER_ENCSINK_AENC_QUE,
 567         _MMCAMCORDER_ENCSINK_VQUE,
 568         _MMCAMCORDER_ENCSINK_VCONV,
 569         _MMCAMCORDER_ENCSINK_VENC,
 570         _MMCAMCORDER_ENCSINK_VENC_QUE,
 571         _MMCAMCORDER_ENCSINK_ITOG,
 572         _MMCAMCORDER_ENCSINK_ICROP,
 573         _MMCAMCORDER_ENCSINK_ISCALE,
 574         _MMCAMCORDER_ENCSINK_IFILT,
 575         _MMCAMCORDER_ENCSINK_IQUE,
 576         _MMCAMCORDER_ENCSINK_IENC,
 577         _MMCAMCORDER_ENCSINK_MUX,
 578         _MMCAMCORDER_ENCSINK_SINK,
 579
 580         _MMCAMCORDER_ENCODE_PIPELINE_ELEMENT_NUM,
 581 } _MMCAMCORDER_ENCODE_PIPELINE_ELELMENT;
 582
 583 typedef enum {
 584         _MMCAMCORDER_TASK_THREAD_STATE_NONE,
 585         _MMCAMCORDER_TASK_THREAD_STATE_SOUND_PLAY_START,
 586         _MMCAMCORDER_TASK_THREAD_STATE_SOUND_SOLO_PLAY_START,
 587         _MMCAMCORDER_TASK_THREAD_STATE_ENCODE_PIPE_CREATE,
 588         _MMCAMCORDER_TASK_THREAD_STATE_CHECK_CAPTURE_IN_RECORDING,
 589         _MMCAMCORDER_TASK_THREAD_STATE_EXIT,
 590 } _MMCamcorderTaskThreadState;
 591
 592 /**
 593  * System state change cause
 594  */
 595 typedef enum {
 596         _MMCAMCORDER_STATE_CHANGE_NORMAL = 0,
 597         _MMCAMCORDER_STATE_CHANGE_BY_FOCUS,
 598         _MMCAMCORDER_STATE_CHANGE_BY_RM,
 599         _MMCAMCORDER_STATE_CHANGE_BY_DPM,
 600         _MMCAMCORDER_STATE_CHANGE_BY_STORAGE
 601 } _MMCamcorderStateChange;
 602
 603
 604 /*=======================================================================================
 605 | STRUCTURE DEFINITIONS                                                                 |
 606 ========================================================================================*/
 607 /**
 608  * MMCamcorder Gstreamer Element
 609  */
 610 typedef struct {
 611         unsigned int id;                /**< Gstreamer piplinem element name */
 612         GstElement *gst;                /**< Gstreamer element */
 613 } _MMCamcorderGstElement;
 614
 615 /**
 616  * MMCamcorder information for KPI measurement
 617  */
 618 typedef struct {
 619         int current_fps;                /**< current fps of this second */
 620         int average_fps;                /**< average fps  */
 621         unsigned int video_framecount;  /**< total number of video frame */
 622         unsigned int last_framecount;   /**< total number of video frame in last measurement */
 623         struct timeval init_video_time; /**< time when start to measure */
 624         struct timeval last_video_time; /**< last measurement time */
 625 } _MMCamcorderKPIMeasure;
 626
 627 /**
 628  * MMCamcorder information for Multi-Thread Safe
 629  */
 630 typedef struct {
 631         GMutex lock;                    /**< Mutex (for general use) */
 632         GCond cond;                     /**< Condition (for general use) */
 633         GMutex cmd_lock;                /**< Mutex (for command) */
 634         GCond cmd_cond;                 /**< Condition (for command) */
 635         GMutex asm_lock;                /**< Mutex (for ASM) */
 636         GMutex state_lock;              /**< Mutex (for state change) */
 637         GMutex gst_state_lock;          /**< Mutex (for gst pipeline state change) */
 638         GMutex gst_encode_state_lock;   /**< Mutex (for gst encode pipeline state change) */
 639         GMutex message_cb_lock;         /**< Mutex (for message callback) */
 640         GMutex vcapture_cb_lock;        /**< Mutex (for video capture callback) */
 641         GMutex vstream_cb_lock;         /**< Mutex (for video stream callback) */
 642         GMutex astream_cb_lock;         /**< Mutex (for audio stream callback) */
 643         GMutex mstream_cb_lock;         /**< Mutex (for muxed stream callback) */
 644 #ifdef _MMCAMCORDER_MURPHY_SUPPORT
 645         GCond resource_cond;            /**< Condition (for resource check) */
 646         GMutex resource_lock;           /**< Mutex (for resource check) */
 647 #endif /* _MMCAMCORDER_MURPHY_SUPPORT */
 648 } _MMCamcorderMTSafe;
 649
 650 /**
 651  * MMCamcorder Sub Context
 652  */
 653 typedef struct {
 654         bool isMaxsizePausing;                  /**< Because of size limit, pipeline is paused. */
 655         bool isMaxtimePausing;                  /**< Because of time limit, pipeline is paused. */
 656         int element_num;                        /**< count of element */
 657         int encode_element_num;                 /**< count of encode element */
 658         int cam_stability_count;                /**< camsensor stability count. the count of frame will drop */
 659         GstClockTime pipeline_time;             /**< current time of Gstreamer Pipeline */
 660         GstClockTime pause_time;                /**< amount of time while pipeline is in PAUSE state.*/
 661         GstClockTime stillshot_time;            /**< pipeline time of capturing moment*/
 662         gboolean is_modified_rate;              /**< whether recording motion rate is modified or not */
 663         gboolean ferror_send;                   /**< file write/seek error **/
 664         guint ferror_count;                     /**< file write/seek error count **/
 665         GstClockTime previous_slot_time;
 666         int display_interval;                   /**< This value is set as 'GST_SECOND / display FPS' */
 667         gboolean bget_eos;                      /**< Whether getting EOS */
 668         gboolean bencbin_capture;               /**< Use Encodebin for capturing */
 669         gboolean audio_disable;                 /**< whether audio is disabled or not when record */
 670         int videosrc_rotate;                    /**< rotate of videosrc */
 671         unsigned long long muxed_stream_offset; /**< current offset for muxed stream data */
 672
 673         /* For dropping video frame when start recording */
 674         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. */
 675         int pass_first_vframe;                  /**< When this value is bigger than zero, MSL won't drop video frame though "drop_vframe" is bigger then zero. */
 676
 677         /* INI information */
 678         unsigned int fourcc;                    /**< Get fourcc value of camera INI file */
 679         _MMCamcorderImageInfo *info_image;      /**< extra information for image capture */
 680         _MMCamcorderVideoInfo *info_video;      /**< extra information for video recording */
 681         _MMCamcorderAudioInfo *info_audio;      /**< extra information for audio recording */
 682
 683         _MMCamcorderGstElement *element;        /**< array of preview element */
 684         _MMCamcorderGstElement *encode_element; /**< array of encode element */
 685         _MMCamcorderKPIMeasure kpi;             /**< information related with performance measurement */
 686
 687         type_element *VideosinkElement;         /**< configure data of videosink element */
 688         type_element *VideoconvertElement;      /**< configure data of videoconvert element */
 689         type_element *VideodecoderElementH264;  /**< configure data of video decoder element for H.264 format */
 690         gboolean SensorEncodedCapture;          /**< whether camera sensor support encoded image capture */
 691         gboolean internal_encode;               /**< whether use internal encoding function */
 692 } _MMCamcorderSubContext;
 693
 694 /**
 695   * _MMCamcorderContext
 696   */
 697 typedef struct mmf_camcorder {
 698         /* information */
 699         int type;               /**< mmcamcorder_mode_type */
 700         int device_type;        /**< device type */
 701         int state;              /**< state of camcorder */
 702         int old_state;          /**< old state of camcorder */
 703
 704         /* handles */
 705         MMHandleType attributes;               /**< Attribute handle */
 706         _MMCamcorderSubContext *sub_context;   /**< sub context */
 707         mm_exif_info_t *exif_info;             /**< EXIF */
 708         GList *buffer_probes;                  /**< a list of buffer probe handle */
 709         GList *event_probes;                   /**< a list of event probe handle */
 710         GList *signals;                        /**< a list of signal handle */
 711 #ifdef _MMCAMCORDER_ENABLE_IDLE_MESSAGE_CALLBACK
 712         GList *msg_data;                       /**< a list of msg data */
 713 #endif /* _MMCAMCORDER_ENABLE_IDLE_MESSAGE_CALLBACK */
 714         camera_conf *conf_main;                /**< Camera configure Main structure */
 715         camera_conf *conf_ctrl;                /**< Camera configure Control structure */
 716 #ifdef _MMCAMCORDER_RM_SUPPORT
 717         int rm_handle;                        /**< Resource manager handle */
 718 #endif /* _MMCAMCORDER_RM_SUPPORT */
 719         guint pipeline_cb_event_id;            /**< Event source ID of pipeline message callback */
 720         guint encode_pipeline_cb_event_id;     /**< Event source ID of encode pipeline message callback */
 721         guint setting_event_id;                /**< Event source ID of attributes setting to sensor */
 722         SOUND_INFO snd_info;                   /**< Sound handle for multishot capture */
 723
 724         /* callback handlers */
 725         MMMessageCallback msg_cb;                               /**< message callback */
 726         void *msg_cb_param;                                     /**< message callback parameter */
 727         mm_camcorder_video_stream_callback vstream_cb;          /**< Video stream callback */
 728         void *vstream_cb_param;                                 /**< Video stream callback parameter */
 729         mm_camcorder_audio_stream_callback astream_cb;          /**< Audio stream callback */
 730         void *astream_cb_param;                                 /**< Audio stream callback parameter */
 731         mm_camcorder_muxed_stream_callback mstream_cb;          /**< Muxed stream callback */
 732         void *mstream_cb_param;                                 /**< Muxed stream callback parameter */
 733         mm_camcorder_video_capture_callback vcapture_cb;        /**< Video capture callback */
 734         void *vcapture_cb_param;                                /**< Video capture callback parameter */
 735         int (*command)(MMHandleType, int);                      /**< camcorder's command */
 736
 737         /* etc */
 738         mm_cam_attr_construct_info *cam_attrs_const_info;       /**< attribute info */
 739         conf_info_table *conf_main_info_table[CONFIGURE_CATEGORY_MAIN_NUM]; /** configure info table - MAIN category */
 740         conf_info_table *conf_ctrl_info_table[CONFIGURE_CATEGORY_CTRL_NUM]; /** configure info table - CONTROL category */
 741         int conf_main_category_size[CONFIGURE_CATEGORY_MAIN_NUM]; /** configure info table size - MAIN category */
 742         int conf_ctrl_category_size[CONFIGURE_CATEGORY_CTRL_NUM]; /** configure info table size - CONTROL category */
 743         _MMCamcorderMTSafe mtsafe;                              /**< Thread safe */
 744         int state_change_by_system;                             /**< MSL changes its state by itself because of system */
 745         GMutex restart_preview_lock;                            /**< Capture sound mutex */
 746         int use_zero_copy_format;                               /**< Whether use zero copy format for camera input */
 747         int use_videoconvert;                                   /**< Whether use videoconvert element for display */
 748         int support_media_packet_preview_cb;                    /**< Whether support zero copy format for camera input */
 749         int shutter_sound_policy;                               /**< shutter sound policy */
 750         int brightness_default;                                 /**< default value of brightness */
 751         int brightness_step_denominator;                        /**< denominator of brightness bias step */
 752         int support_zsl_capture;                                /**< support Zero Shutter Lag capture */
 753         char *model_name;                                       /**< model name from system info */
 754         char *software_version;                                 /**< software_version from system info */
 755         int capture_sound_count;                                /**< count for capture sound */
 756         char *root_directory;                                   /**< Root directory for device */
 757         int resolution_changed;                                 /**< Flag for preview resolution change */
 758         int sound_focus_register;                               /**< Use sound focus internally */
 759         int sound_focus_id;                                     /**< id for sound focus */
 760         int sound_focus_watch_id;                               /**< id for sound focus watch */
 761         unsigned int sound_focus_subscribe_id;                  /**< subscribe id for sound focus signal */
 762         int interrupt_code;                                     /**< Interrupt code */
 763         int acquired_focus;                                     /**< Current acquired focus */
 764         int session_type;                                       /**< Session type */
 765         int session_flags;                                      /**< Session flags */
 766         int recreate_decoder;                                   /**< Flag of decoder element recreation for encoded preview format */
 767
 768         _MMCamcorderInfoConverting caminfo_convert[CAMINFO_CONVERT_NUM];        /**< converting structure of camera info */
 769         _MMCamcorderEnumConvert enum_conv[ENUM_CONVERT_NUM];                    /**< enum converting list that is modified by ini info */
 770
 771         gboolean capture_in_recording;                          /**< Flag for capture while recording */
 772
 773         gboolean error_occurs;                                  /**< flag for error */
 774         int error_code;                                         /**< error code for internal gstreamer error */
 775
 776         /* task thread */
 777         GThread *task_thread;                                   /**< thread for task */
 778         GMutex task_thread_lock;                                /**< mutex for task thread */
 779         GCond task_thread_cond;                                 /**< cond for task thread */
 780         _MMCamcorderTaskThreadState task_thread_state;          /**< state of task thread */
 781
 782 #ifdef _MMCAMCORDER_MURPHY_SUPPORT
 783         /* resource manager for H/W resources */
 784         MMCamcorderResourceManager resource_manager;
 785         MMCamcorderResourceManager resource_manager_sub;
 786 #endif /* _MMCAMCORDER_MURPHY_SUPPORT */
 787
 788         /* gdbus */
 789         GDBusConnection *gdbus_conn;                            /**< gdbus connection */
 790         _MMCamcorderGDbusCbInfo gdbus_info_sound;               /**< Informations for the gbus cb of sound play */
 791         _MMCamcorderGDbusCbInfo gdbus_info_solo_sound;          /**< Informations for the gbus cb of solo sound play */
 792
 793         /* DPM(device policy manager) */
 794         device_policy_manager_h dpm_handle;                     /**< DPM handle */
 795         int dpm_camera_cb_id;                                   /**< DPM camera policy changed callback id */
 796
 797         /* Storage */
 798         _MMCamcorderStorageInfo storage_info;                   /**< Storage information */
 799
 800 #ifdef _MMCAMCORDER_RM_SUPPORT
 801         rm_category_request_s request_resources;
 802         rm_device_return_s returned_devices;
 803 #endif /* _MMCAMCORDER_RM_SUPPORT */
 804         int reserved[4];                                        /**< reserved */
 805 } mmf_camcorder_t;
 806
 807 /*=======================================================================================
 808 | EXTERN GLOBAL VARIABLE                                                                |
 809 ========================================================================================*/
 810
 811 /*=======================================================================================
 812 | GLOBAL FUNCTION PROTOTYPES                                                            |
 813 ========================================================================================*/
 814 /**
 815  *      This function creates camcorder for capturing still image and recording.
 816  *
 817  *      @param[out]     handle          Specifies the camcorder  handle
 818  *      @param[in]      info            Preset information of camcorder
 819  *      @return         This function returns zero on success, or negative value with error code.
 820  *      @remarks        When this function calls successfully, camcorder  handle will be filled with a @n
 821  *                      valid value and the state of  the camcorder  will become MM_CAMCORDER_STATE_NULL.@n
 822  *                      Note that  it's not ready to working camcorder. @n
 823  *                      You should call mmcamcorder_realize before starting camcorder.
 824  *      @see            _mmcamcorder_create
 825  */
 826 int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info);
 827
 828 /**
 829  *      This function destroys instance of camcorder.
 830  *
 831  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 832  *      @return         This function returns zero on success, or negative value with error code.
 833  *      @see            _mmcamcorder_create
 834  */
 835 int _mmcamcorder_destroy(MMHandleType hcamcorder);
 836
 837 /**
 838  *      This function allocates memory for camcorder.
 839  *
 840  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 841  *      @return         This function returns zero on success, or negative value with error code.
 842  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_NULL @n
 843  *                      and  the state of the camcorder  will become MM_CAMCORDER_STATE_READY. @n
 844  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 845  *      @see            _mmcamcorder_unrealize
 846  *      @pre            MM_CAMCORDER_STATE_NULL
 847  *      @post           MM_CAMCORDER_STATE_READY
 848  */
 849 int _mmcamcorder_realize(MMHandleType hcamcorder);
 850
 851 /**
 852  *      This function free allocated memory for camcorder.
 853  *
 854  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 855  *      @return         This function returns zero on success, or negative value with error code.
 856  *      @remarks        This function release all resources which are allocated for the camcorder engine.@n
 857  *                      This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 858  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_NULL. @n
 859  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 860  *      @see            _mmcamcorder_realize
 861  *      @pre            MM_CAMCORDER_STATE_READY
 862  *      @post           MM_CAMCORDER_STATE_NULL
 863  */
 864 int _mmcamcorder_unrealize(MMHandleType hcamcorder);
 865
 866 /**
 867  *      This function is to start previewing.
 868  *
 869  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 870  *      @return         This function returns zero on success, or negative value with error code.
 871  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 872  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 873  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 874  *      @see            _mmcamcorder_stop
 875  */
 876 int _mmcamcorder_start(MMHandleType hcamcorder);
 877
 878 /**
 879  *      This function is to stop previewing.
 880  *
 881  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 882  *      @return         This function returns zero on success, or negative value with error code.
 883  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and  @n
 884  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_READY.@n
 885  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 886  *      @see            _mmcamcorder_start
 887  */
 888 int _mmcamcorder_stop(MMHandleType hcamcorder);
 889
 890 /**
 891  *      This function to start capturing of still images.
 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 MM_CAMCORDER_STATE_PREPARE and @n
 896  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_CAPTURING. @n
 897  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 898  *      @see            _mmcamcorder_capture_stop
 899  */
 900 int _mmcamcorder_capture_start(MMHandleType hcamcorder);
 901
 902 /**
 903  *      This function is to stop capturing still images.
 904  *
 905  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 906  *      @return         This function returns zero on success, or negative value with error code.
 907  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_CAPTURING and @n
 908  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 909  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 910  *      @see            _mmcamcorder_capture_start
 911  */
 912 int _mmcamcorder_capture_stop(MMHandleType hcamcorder);
 913
 914 /**
 915  *      This function is to start  video and audio recording.
 916  *
 917  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 918  *      @return         This function returns zero on success, or negative value with error code.
 919  *      @remarks        This function can  be called successfully when current state is @n
 920  *                      MM_CAMCORDER_STATE_PREPARE or MM_CAMCORDER_STATE_PAUSED and  @n
 921  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_RECORDING.@n
 922  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 923  *      @see            _mmcamcorder_pause
 924  */
 925 int _mmcamcorder_record(MMHandleType hcamcorder);
 926
 927 /**
 928  *      This function is to pause video and audio recording
 929  *
 930  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 931  *      @return         This function returns zero on success, or negative value with error code.
 932  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_RECORDING and  @n
 933  *                      the  state of the camcorder  will become MM_CAMCORDER_STATE_PAUSED.@n
 934  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.@n
 935  *      @see            _mmcamcorder_record
 936  */
 937 int _mmcamcorder_pause(MMHandleType hcamcorder);
 938
 939 /**
 940  *      This function is to stop video and audio  recording and  save results.
 941  *
 942  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 943  *      @return         This function returns zero on success, or negative value with error code.
 944  *      @remarks        This function can  be called successfully when current state is @n
 945  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 946  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 947  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION
 948  *      @see            _mmcamcorder_cancel
 949  */
 950 int _mmcamcorder_commit(MMHandleType hcamcorder);
 951
 952 /**
 953  *      This function is to stop video and audio recording and do not save results.
 954  *
 955  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 956  *      @return         This function returns zero on success, or negative value with error code.
 957  *      @remarks        This function can  be called successfully when current state is @n
 958  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 959  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 960  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 961  *      @see            _mmcamcorder_commit
 962  */
 963 int _mmcamcorder_cancel(MMHandleType hcamcorder);
 964
 965 /**
 966  *      This function calls after commiting action finished asynchronously.
 967  *      In this function, remaining process , such as state change, happens.
 968  *
 969  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 970  *      @return         This function returns zero on success, or negative value with error code.
 971  *      @remarks        This function can  be called successfully when current state is @n
 972  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 973  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 974  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 975  *      @see            _mmcamcorder_commit
 976  */
 977 int _mmcamcorder_commit_async_end(MMHandleType hcamcorder);
 978
 979 /**
 980  *      This function is to set callback for receiving messages from camcorder.
 981  *
 982  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 983  *      @param[in]      callback        Specifies the function pointer of callback function
 984  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 985  *
 986  *      @return         This function returns zero on success, or negative value with error code.
 987  *      @remarks        typedef bool (*mm_message_callback) (int msg, mm_messageType *param, void *user_param);@n
 988  *              @n
 989  *              typedef union                           @n
 990  *              {                                                       @n
 991  *                      int code;                               @n
 992  *                      struct                                  @n
 993  *                      {                                               @n
 994  *                              int total;                      @n
 995  *                              int elapsed;            @n
 996  *                      } time;                                 @n
 997  *                      struct                                  @n
 998  *                      {                                               @n
 999  *                              int previous;           @n
1000  *                              int current;                    @n
1001  *                      } state;                                        @n
1002  *              } mm_message_type;      @n
1003  *                                                                      @n
1004  *              If a  message value for mm_message_callback is MM_MESSAGE_STATE_CHANGED, @n
1005  *              state value in mm_message_type  will be a mmcamcorder_state_type enum value;@n
1006  *              @n
1007  *              If  a message value for mm_message_callback is MM_MESSAGE_ERROR,  @n
1008  *              the code value in mm_message_type will be a mmplayer_error_type enum value;
1009  *
1010  *      @see            mm_message_type,  mmcamcorder_state_type,  mmcamcorder_error_type
1011  */
1012 int _mmcamcorder_set_message_callback(MMHandleType hcamcorder,
1013                                       MMMessageCallback callback,
1014                                       void *user_data);
1015
1016 /**
1017  *      This function is to set callback for video stream.
1018  *
1019  *      @param[in]      hcamcorder      Specifies the camcorder  handle
1020  *      @param[in]      callback        Specifies the function pointer of callback function
1021  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
1022  *
1023  *      @return         This function returns zero on success, or negative value with error code.
1024  *      @see            mmcamcorder_error_type
1025  */
1026 int _mmcamcorder_set_video_stream_callback(MMHandleType hcamcorder,
1027                                            mm_camcorder_video_stream_callback callback,
1028                                            void *user_data);
1029
1030 /**
1031  *      This function is to set callback for audio stream.
1032  *
1033  *      @param[in]      hcamcorder      Specifies the camcorder handle
1034  *      @param[in]      callback        Specifies the function pointer of callback function
1035  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
1036  *
1037  *      @return         This function returns zero on success, or negative value with error code.
1038  *      @see            mmcamcorder_error_type
1039  */
1040 int _mmcamcorder_set_audio_stream_callback(MMHandleType handle,
1041                                            mm_camcorder_audio_stream_callback callback,
1042                                            void *user_data);
1043
1044 /**
1045  *      This function is to set callback for muxed stream.
1046  *
1047  *      @param[in]      hcamcorder      Specifies the camcorder handle
1048  *      @param[in]      callback        Specifies the function pointer of callback function
1049  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
1050  *
1051  *      @return         This function returns zero on success, or negative value with error code.
1052  *      @see            mmcamcorder_error_type
1053  */
1054 int _mmcamcorder_set_muxed_stream_callback(MMHandleType handle,
1055                                            mm_camcorder_muxed_stream_callback callback,
1056                                            void *user_data);
1057
1058 /**
1059  *      This function is to set callback for video capture.
1060  *
1061  *      @param[in]      hcamcorder      Specifies the camcorder  handle
1062  *      @param[in]      callback        Specifies the function pointer of callback function
1063  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
1064  *
1065  *      @return         This function returns zero on success, or negative value with error code.
1066  *      @see            mmcamcorder_error_type
1067  */
1068 int _mmcamcorder_set_video_capture_callback(MMHandleType hcamcorder,
1069                                             mm_camcorder_video_capture_callback callback,
1070                                             void *user_data);
1071
1072 /**
1073  *      This function returns current state of camcorder, or negative value with error code.
1074  *
1075  *      @param[in]      hcamcorder      Specifies the camcorder  handle.
1076  *      @return         This function returns current state of camcorder, or negative value with error code.
1077  *      @see            mmcamcorder_state_type
1078  */
1079 int _mmcamcorder_get_current_state(MMHandleType hcamcorder);
1080
1081 int _mmcamcorder_init_focusing(MMHandleType handle);
1082 int _mmcamcorder_adjust_focus(MMHandleType handle, int direction);
1083 int _mmcamcorder_adjust_manual_focus(MMHandleType handle, int direction);
1084 int _mmcamcorder_adjust_auto_focus(MMHandleType handle);
1085 int _mmcamcorder_stop_focusing(MMHandleType handle);
1086
1087 /**
1088  * This function gets current state of camcorder.
1089  *
1090  * @param       void
1091  * @return      This function returns state of current camcorder context
1092  * @remarks
1093  * @see         _mmcamcorder_set_state()
1094  *
1095  */
1096 int _mmcamcorder_streamer_init(void);
1097
1098 /**
1099  * This function gets current state of camcorder.
1100  *
1101  * @param       void
1102  * @return      This function returns state of current camcorder context
1103  * @remarks
1104  * @see         _mmcamcorder_set_state()
1105  *
1106  */
1107 int _mmcamcorder_display_init(void);
1108
1109 /**
1110  * This function gets current state of camcorder.
1111  *
1112  * @param[in]   handle          Handle of camcorder context.
1113  * @return      This function returns state of current camcorder context
1114  * @remarks
1115  * @see         _mmcamcorder_set_state()
1116  *
1117  */
1118 int _mmcamcorder_get_state(MMHandleType handle);
1119 int _mmcamcorder_get_state2(MMHandleType handle, int *state, int *old_state);
1120
1121 /**
1122  * This function sets new state of camcorder.
1123  *
1124  * @param[in]   handle          Handle of camcorder context.
1125  * @param[in]   state           setting state value of camcorder.
1126  * @return      void
1127  * @remarks
1128  * @see         _mmcamcorder_get_state()
1129  *
1130  */
1131 void _mmcamcorder_set_state(MMHandleType handle, int state);
1132
1133 /**
1134  * This function allocates structure of subsidiary attributes.
1135  *
1136  * @param[in]   type            Allocation type of camcorder context.
1137  * @return      This function returns structure pointer on success, NULL value on failure.
1138  * @remarks
1139  * @see         _mmcamcorder_dealloc_subcontext()
1140  *
1141  */
1142 _MMCamcorderSubContext *_mmcamcorder_alloc_subcontext(int type);
1143
1144 /**
1145  * This function releases structure of subsidiary attributes.
1146  *
1147  * @param[in]   sc              Handle of camcorder subcontext.
1148  * @return      void
1149  * @remarks
1150  * @see         _mmcamcorder_alloc_subcontext()
1151  *
1152  */
1153 void _mmcamcorder_dealloc_subcontext(_MMCamcorderSubContext *sc);
1154
1155 /**
1156  * This function sets command function according to the type.
1157  *
1158  * @param[in]   handle          Handle of camcorder context.
1159  * @param[in]   type            Allocation type of camcorder context.
1160  * @return      This function returns MM_ERROR_NONE on success, or other values with error code.
1161  * @remarks
1162  * @see         __mmcamcorder_video_command(), __mmcamcorder_audio_command(), __mmcamcorder_image_command()
1163  *
1164  */
1165 int _mmcamcorder_set_functions(MMHandleType handle, int type);
1166
1167 /**
1168  * This function is callback function of main pipeline.
1169  * Once this function is registered with certain pipeline using gst_bus_add_watch(),
1170  * this callback will be called every time when there is upcomming message from pipeline.
1171  * Basically, this function is used as error handling function, now.
1172  *
1173  * @param[in]   bus             pointer of buf that called this function.
1174  * @param[in]   message         callback message from pipeline.
1175  * @param[in]   data            user data.
1176  * @return      This function returns true on success, or false value with error
1177  * @remarks
1178  * @see         __mmcamcorder_create_preview_pipeline()
1179  *
1180  */
1181 gboolean _mmcamcorder_pipeline_cb_message(GstBus *bus, GstMessage *message, gpointer data);
1182
1183 /**
1184  * This function is callback function of main pipeline.
1185  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1186  * this callback will be called every time when there is upcomming message from pipeline.
1187  * Basically, this function is used as sync error handling function, now.
1188  *
1189  * @param[in]   bus             pointer of buf that called this function.
1190  * @param[in]   message         callback message from pipeline.
1191  * @param[in]   data            user data.
1192  * @return      This function returns true on success, or false value with error
1193  * @remarks
1194  * @see         __mmcamcorder_create_preview_pipeline()
1195  *
1196  */
1197 GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1198
1199 /**
1200  * This function is callback function of encode pipeline.
1201  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1202  * this callback will be called every time when there is upcomming message from pipeline.
1203  * Basically, this function is used for EOS and error handling now.
1204  *
1205  * @param[in]   bus             pointer of buf that called this function.
1206  * @param[in]   message         callback message from pipeline.
1207  * @param[in]   data            user data.
1208  * @return      This function returns true on success, or false value with error
1209  * @remarks
1210  * @see         __mmcamcorder_create_recorder_pipeline()
1211  * @see         __mmcamcorder_create_audiop_with_encodebin()
1212  *
1213  */
1214 GstBusSyncReply _mmcamcorder_encode_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1215
1216 /**
1217  * This function create main pipeline according to type.
1218  *
1219  * @param[in]   handle          Handle of camcorder context.
1220  * @param[in]   type            Allocation type of camcorder context.
1221  * @return      This function returns zero on success, or negative value with error code.
1222  * @remarks
1223  * @see         _mmcamcorder_destroy_pipeline()
1224  *
1225  */
1226 int _mmcamcorder_create_pipeline(MMHandleType handle, int type);
1227
1228 /**
1229  * This function release all element of main pipeline according to type.
1230  *
1231  * @param[in]   handle          Handle of camcorder context.
1232  * @param[in]   type            Allocation type of camcorder context.
1233  * @return      void
1234  * @remarks
1235  * @see         _mmcamcorder_create_pipeline()
1236  *
1237  */
1238 void _mmcamcorder_destroy_pipeline(MMHandleType handle, int type);
1239
1240 /**
1241  * This function sets gstreamer element status.
1242  * If the gstreamer fails to set status or returns asynchronous mode,
1243  * this function waits for state changed until timeout expired.
1244  *
1245  * @param[in]   pipeline        Pointer of pipeline
1246  * @param[in]   target_state    newly setting status
1247  * @return      This function returns zero on success, or negative value with error code.
1248  * @remarks
1249  * @see
1250  *
1251  */
1252 int _mmcamcorder_gst_set_state(MMHandleType handle, GstElement *pipeline, GstState target_state);
1253
1254
1255 /* For xvimagesink */
1256 GstBusSyncReply __mmcamcorder_sync_callback(GstBus *bus, GstMessage *message, gulong data);
1257
1258 /* For querying capabilities */
1259 int _mmcamcorder_read_vidsrc_info(int videodevidx, camera_conf **configure_info);
1260
1261 /* for performance check */
1262 void _mmcamcorder_video_current_framerate_init(MMHandleType handle);
1263 int _mmcamcorder_video_current_framerate(MMHandleType handle);
1264 int _mmcamcorder_video_average_framerate(MMHandleType handle);
1265
1266 /* sound focus related function */
1267 void __mmcamcorder_force_stop(mmf_camcorder_t *hcamcorder, int state_change_by_system);
1268 void _mmcamcorder_sound_focus_cb(int id, mm_sound_focus_type_e focus_type,
1269         mm_sound_focus_state_e focus_state, const char *reason_for_change,
1270         int option, const char *additional_info, void *user_data);
1271 void _mmcamcorder_sound_focus_watch_cb(int id, mm_sound_focus_type_e focus_type, mm_sound_focus_state_e focus_state,
1272         const char *reason_for_change, const char *additional_info, void *user_data);
1273 void _mmcamcorder_sound_signal_callback(mm_sound_signal_name_t signal, int value, void *user_data);
1274
1275 /* device policy manager */
1276 void _mmcamcorder_dpm_camera_policy_changed_cb(const char *name, const char *value, void *user_data);
1277
1278 /* Emit dbus signal */
1279 void _mmcamcorder_emit_signal(MMHandleType handle, const char *object_name,
1280         const char *interface_name, const char *signal_name, int value);
1281
1282 /* external storage state management */
1283 int _mmcamcorder_manage_external_storage_state(MMHandleType handle, int storage_state);
1284
1285 #ifdef __cplusplus
1286 }
1287 #endif
1288
1289 #endif /* __MM_CAMCORDER_INTERNAL_H__ */