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  *      Minimum integer value
 320  */
 321 #define _MMCAMCORDER_MIN_INT    (INT_MIN)
 322
 323 /**
 324  *      Maximum integer value
 325  */
 326 #define _MMCAMCORDER_MAX_INT    (INT_MAX)
 327
 328 /**
 329  *      Minimum double value
 330  */
 331 #define _MMCAMCORDER_MIN_DOUBLE (DBL_MIN)
 332
 333 /**
 334  *      Maximum integer value
 335  */
 336 #define _MMCAMCORDER_MAX_DOUBLE (DBL_MAX)
 337
 338 /**
 339  *      Audio timestamp margin (msec)
 340  */
 341 #define _MMCAMCORDER_AUDIO_TIME_MARGIN (300)
 342
 343 /**
 344  *      Functions related with LOCK and WAIT
 345  */
 346 #define _MMCAMCORDER_CAST_MTSAFE(handle)            (((mmf_camcorder_t*)handle)->mtsafe)
 347 #define _MMCAMCORDER_LOCK_FUNC(mutex)               g_mutex_lock(&mutex)
 348 #define _MMCAMCORDER_TRYLOCK_FUNC(mutex)            g_mutex_trylock(&mutex)
 349 #define _MMCAMCORDER_UNLOCK_FUNC(mutex)             g_mutex_unlock(&mutex)
 350
 351 #define _MMCAMCORDER_GET_LOCK(handle)               (_MMCAMCORDER_CAST_MTSAFE(handle).lock)
 352 #define _MMCAMCORDER_LOCK(handle)                   _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 353 #define _MMCAMCORDER_TRYLOCK(handle)                _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 354 #define _MMCAMCORDER_UNLOCK(handle)                 _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 355
 356 #define _MMCAMCORDER_GET_COND(handle)               (_MMCAMCORDER_CAST_MTSAFE(handle).cond)
 357 #define _MMCAMCORDER_WAIT(handle)                   g_cond_wait(&_MMCAMCORDER_GET_COND(handle), &_MMCAMCORDER_GET_LOCK(handle))
 358 #define _MMCAMCORDER_WAIT_UNTIL(handle, end_time)   g_cond_wait_until(&_MMCAMCORDER_GET_COND(handle), &_MMCAMCORDER_GET_LOCK(handle), end_time)
 359 #define _MMCAMCORDER_SIGNAL(handle)                 g_cond_signal(&_MMCAMCORDER_GET_COND(handle));
 360 #define _MMCAMCORDER_BROADCAST(handle)              g_cond_broadcast(&_MMCAMCORDER_GET_COND(handle));
 361
 362 /* for command */
 363 #define _MMCAMCORDER_GET_CMD_LOCK(handle)           (_MMCAMCORDER_CAST_MTSAFE(handle).cmd_lock)
 364 #define _MMCAMCORDER_GET_CMD_COND(handle)           (_MMCAMCORDER_CAST_MTSAFE(handle).cmd_cond)
 365 #define _MMCAMCORDER_LOCK_CMD(handle)               _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 366 #define _MMCAMCORDER_TRYLOCK_CMD(handle)            _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 367 #define _MMCAMCORDER_UNLOCK_CMD(handle)             _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 368 #define _MMCAMCORDER_CMD_WAIT(handle)                 g_cond_wait(&_MMCAMCORDER_GET_CMD_COND(handle), &_MMCAMCORDER_GET_CMD_LOCK(handle))
 369 #define _MMCAMCORDER_CMD_WAIT_UNTIL(handle, end_time) g_cond_wait_until(&_MMCAMCORDER_GET_CMD_COND(handle), &_MMCAMCORDER_GET_CMD_LOCK(handle), end_time)
 370 #define _MMCAMCORDER_CMD_SIGNAL(handle)               g_cond_signal(&_MMCAMCORDER_GET_CMD_COND(handle));
 371
 372 /* for ASM */
 373 #define _MMCAMCORDER_GET_ASM_LOCK(handle)           (_MMCAMCORDER_CAST_MTSAFE(handle).asm_lock)
 374 #define _MMCAMCORDER_LOCK_ASM(handle)               _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 375 #define _MMCAMCORDER_TRYLOCK_ASM(handle)            _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 376 #define _MMCAMCORDER_UNLOCK_ASM(handle)             _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 377
 378 /* for state change */
 379 #define _MMCAMCORDER_GET_STATE_LOCK(handle)         (_MMCAMCORDER_CAST_MTSAFE(handle).state_lock)
 380 #define _MMCAMCORDER_LOCK_STATE(handle)             _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 381 #define _MMCAMCORDER_TRYLOCK_STATE(handle)          _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 382 #define _MMCAMCORDER_UNLOCK_STATE(handle)           _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 383
 384 /* for gstreamer state change */
 385 #define _MMCAMCORDER_GET_GST_STATE_LOCK(handle)     (_MMCAMCORDER_CAST_MTSAFE(handle).gst_state_lock)
 386 #define _MMCAMCORDER_LOCK_GST_STATE(handle)         _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 387 #define _MMCAMCORDER_TRYLOCK_GST_STATE(handle)      _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 388 #define _MMCAMCORDER_UNLOCK_GST_STATE(handle)       _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 389
 390 #define _MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).gst_encode_state_lock)
 391 #define _MMCAMCORDER_LOCK_GST_ENCODE_STATE(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 392 #define _MMCAMCORDER_TRYLOCK_GST_ENCODE_STATE(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 393 #define _MMCAMCORDER_UNLOCK_GST_ENCODE_STATE(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 394
 395 /* for setting/calling callback */
 396 #define _MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).message_cb_lock)
 397 #define _MMCAMCORDER_LOCK_MESSAGE_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 398 #define _MMCAMCORDER_TRYLOCK_MESSAGE_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 399 #define _MMCAMCORDER_UNLOCK_MESSAGE_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 400
 401 #define _MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle)     (_MMCAMCORDER_CAST_MTSAFE(handle).vcapture_cb_lock)
 402 #define _MMCAMCORDER_LOCK_VCAPTURE_CALLBACK(handle)         _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 403 #define _MMCAMCORDER_TRYLOCK_VCAPTURE_CALLBACK(handle)      _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 404 #define _MMCAMCORDER_UNLOCK_VCAPTURE_CALLBACK(handle)       _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 405
 406 #define _MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).vstream_cb_lock)
 407 #define _MMCAMCORDER_LOCK_VSTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 408 #define _MMCAMCORDER_TRYLOCK_VSTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 409 #define _MMCAMCORDER_UNLOCK_VSTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 410
 411 #define _MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).astream_cb_lock)
 412 #define _MMCAMCORDER_LOCK_ASTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 413 #define _MMCAMCORDER_TRYLOCK_ASTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 414 #define _MMCAMCORDER_UNLOCK_ASTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 415
 416 #define _MMCAMCORDER_GET_MSTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).mstream_cb_lock)
 417 #define _MMCAMCORDER_LOCK_MSTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_MSTREAM_CALLBACK_LOCK(handle))
 418 #define _MMCAMCORDER_TRYLOCK_MSTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_MSTREAM_CALLBACK_LOCK(handle))
 419 #define _MMCAMCORDER_UNLOCK_MSTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_MSTREAM_CALLBACK_LOCK(handle))
 420
 421 #ifdef _MMCAMCORDER_MURPHY_SUPPORT
 422 /* for resource conflict */
 423 #define _MMCAMCORDER_GET_RESOURCE_LOCK(handle)              (_MMCAMCORDER_CAST_MTSAFE(handle).resource_lock)
 424 #define _MMCAMCORDER_GET_RESOURCE_COND(handle)              (_MMCAMCORDER_CAST_MTSAFE(handle).resource_cond)
 425 #define _MMCAMCORDER_LOCK_RESOURCE(handle)                  _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_RESOURCE_LOCK(handle))
 426 #define _MMCAMCORDER_TRYLOCK_RESOURCE(handle)               _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_RESOURCE_LOCK(handle))
 427 #define _MMCAMCORDER_UNLOCK_RESOURCE(handle)                _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_RESOURCE_LOCK(handle))
 428 #define _MMCAMCORDER_RESOURCE_WAIT(handle)                  g_cond_wait(&_MMCAMCORDER_GET_RESOURCE_COND(handle), &_MMCAMCORDER_GET_RESOURCE_LOCK(handle))
 429 #define _MMCAMCORDER_RESOURCE_WAIT_UNTIL(handle, end_time)  g_cond_wait_until(&_MMCAMCORDER_GET_RESOURCE_COND(handle), &_MMCAMCORDER_GET_RESOURCE_LOCK(handle), end_time)
 430 #define _MMCAMCORDER_RESOURCE_SIGNAL(handle)                g_cond_signal(&_MMCAMCORDER_GET_RESOURCE_COND(handle));
 431 #endif /* _MMCAMCORDER_MURPHY_SUPPORT */
 432
 433 /**
 434  * Caster of main handle (camcorder)
 435  */
 436 #define MMF_CAMCORDER(h) (mmf_camcorder_t *)(h)
 437
 438 /**
 439  * Caster of subcontext
 440  */
 441 #define MMF_CAMCORDER_SUBCONTEXT(h) (((mmf_camcorder_t *)(h))->sub_context)
 442
 443 /* LOCAL CONSTANT DEFINITIONS */
 444 /**
 445  * Total Numbers of Attribute values.
 446  * If you increase any enum of attribute values, you also have to increase this.
 447  */
 448 #define MM_CAMCORDER_MODE_NUM                   3       /**< Number of mode type */
 449 #define MM_CAMCORDER_COLOR_TONE_NUM             30      /**< Number of color-tone modes */
 450 #define MM_CAMCORDER_WHITE_BALANCE_NUM          10      /**< Number of WhiteBalance modes*/
 451 #define MM_CAMCORDER_SCENE_MODE_NUM             16      /**< Number of program-modes */
 452 #define MM_CAMCORDER_FOCUS_MODE_NUM             6       /**< Number of focus mode*/
 453 #define MM_CAMCORDER_AUTO_FOCUS_NUM             5       /**< Total count of auto focus type*/
 454 #define MM_CAMCORDER_FOCUS_STATE_NUM            4       /**< Number of focus state */
 455 #define MM_CAMCORDER_ISO_NUM                    10      /**< Number of ISO */
 456 #define MM_CAMCORDER_AUTO_EXPOSURE_NUM          9       /**< Number of Auto exposure type */
 457 #define MM_CAMCORDER_WDR_NUM                    3       /**< Number of wide dynamic range */
 458 #define MM_CAMCORDER_FLIP_NUM                   4       /**< Number of Filp mode */
 459 #define MM_CAMCORDER_ROTATION_NUM               4       /**< Number of Rotation mode */
 460 #define MM_CAMCORDER_AHS_NUM                    4       /**< Number of anti-handshake */
 461 #define MM_CAMCORDER_VIDEO_STABILIZATION_NUM    2       /**< Number of video stabilization */
 462 #define MM_CAMCORDER_HDR_CAPTURE_NUM            3       /**< Number of HDR capture mode */
 463 #define MM_CAMCORDER_GEOMETRY_METHOD_NUM        5       /**< Number of geometry method */
 464 #define MM_CAMCORDER_TAG_ORT_NUM                8       /**< Number of tag orientation */
 465 #define MM_CAMCORDER_STROBE_MODE_NUM            8       /**< Number of strobe mode type */
 466 #define MM_CAMCORDER_STROBE_CONTROL_NUM         3       /**< Number of strobe control type */
 467 #define MM_CAMCORDER_DETECT_MODE_NUM            2       /**< Number of detect mode type */
 468
 469 /*=======================================================================================
 470 | ENUM DEFINITIONS                                                                      |
 471 ========================================================================================*/
 472 /**
 473  * Command for Camcorder.
 474  */
 475 enum {
 476         /* Command for Video/Audio recording */
 477         _MMCamcorder_CMD_RECORD,
 478         _MMCamcorder_CMD_PAUSE,
 479         _MMCamcorder_CMD_CANCEL,
 480         _MMCamcorder_CMD_COMMIT,
 481
 482         /* Command for Image capture */
 483         _MMCamcorder_CMD_CAPTURE,
 484
 485         /* Command for Preview(Video/Image only effective) */
 486         _MMCamcorder_CMD_PREVIEW_START,
 487         _MMCamcorder_CMD_PREVIEW_STOP,
 488 };
 489
 490 /**
 491  * Still-shot type
 492  */
 493 enum {
 494         _MMCamcorder_SINGLE_SHOT,
 495         _MMCamcorder_MULTI_SHOT,
 496 };
 497
 498 /**
 499  * Enumerations for manual focus direction.
 500  * If focusing mode is not "MM_CAMCORDER_AF_MODE_MANUAL", this value will be ignored.
 501  */
 502 enum MMCamcorderMfLensDir {
 503         MM_CAMCORDER_MF_LENS_DIR_FORWARD = 1,   /**< Focus direction to forward */
 504         MM_CAMCORDER_MF_LENS_DIR_BACKWARD,      /**< Focus direction to backward */
 505         MM_CAMCORDER_MF_LENS_DIR_NUM,           /**< Total number of the directions */
 506 };
 507
 508 /**
 509  * Camcorder Pipeline's Element name.
 510  * @note index of element.
 511  */
 512 typedef enum {
 513         _MMCAMCORDER_NONE = (-1),
 514
 515         /* Main Pipeline Element */
 516         _MMCAMCORDER_MAIN_PIPE = 0x00,
 517
 518         /* Pipeline element of Video input */
 519         _MMCAMCORDER_VIDEOSRC_SRC,
 520         _MMCAMCORDER_VIDEOSRC_FILT,
 521         _MMCAMCORDER_VIDEOSRC_CLS_QUE,
 522         _MMCAMCORDER_VIDEOSRC_CLS,
 523         _MMCAMCORDER_VIDEOSRC_CLS_FILT,
 524         _MMCAMCORDER_VIDEOSRC_QUE,
 525         _MMCAMCORDER_VIDEOSRC_DECODE,
 526
 527         /* Pipeline element of Video output */
 528         _MMCAMCORDER_VIDEOSINK_QUE,
 529         _MMCAMCORDER_VIDEOSINK_CLS,
 530         _MMCAMCORDER_VIDEOSINK_SINK,
 531
 532         _MMCAMCORDER_PIPELINE_ELEMENT_NUM,
 533 } _MMCAMCORDER_PREVIEW_PIPELINE_ELELMENT;
 534
 535 /**
 536  * Camcorder Pipeline's Element name.
 537  * @note index of element.
 538  */
 539 typedef enum {
 540         _MMCAMCORDER_ENCODE_NONE = (-1),
 541
 542         /* Main Pipeline Element */
 543         _MMCAMCORDER_ENCODE_MAIN_PIPE = 0x00,
 544
 545         /* Pipeline element of Audio input */
 546         _MMCAMCORDER_AUDIOSRC_BIN,
 547         _MMCAMCORDER_AUDIOSRC_SRC,
 548         _MMCAMCORDER_AUDIOSRC_FILT,
 549         _MMCAMCORDER_AUDIOSRC_QUE,
 550         _MMCAMCORDER_AUDIOSRC_CONV,
 551         _MMCAMCORDER_AUDIOSRC_VOL,
 552
 553         /* Pipeline element of Encodebin */
 554         _MMCAMCORDER_ENCSINK_BIN,
 555         _MMCAMCORDER_ENCSINK_SRC,
 556         _MMCAMCORDER_ENCSINK_FILT,
 557         _MMCAMCORDER_ENCSINK_ENCBIN,
 558         _MMCAMCORDER_ENCSINK_AQUE,
 559         _MMCAMCORDER_ENCSINK_CONV,
 560         _MMCAMCORDER_ENCSINK_AENC,
 561         _MMCAMCORDER_ENCSINK_AENC_QUE,
 562         _MMCAMCORDER_ENCSINK_VQUE,
 563         _MMCAMCORDER_ENCSINK_VCONV,
 564         _MMCAMCORDER_ENCSINK_VENC,
 565         _MMCAMCORDER_ENCSINK_VENC_QUE,
 566         _MMCAMCORDER_ENCSINK_ITOG,
 567         _MMCAMCORDER_ENCSINK_ICROP,
 568         _MMCAMCORDER_ENCSINK_ISCALE,
 569         _MMCAMCORDER_ENCSINK_IFILT,
 570         _MMCAMCORDER_ENCSINK_IQUE,
 571         _MMCAMCORDER_ENCSINK_IENC,
 572         _MMCAMCORDER_ENCSINK_MUX,
 573         _MMCAMCORDER_ENCSINK_SINK,
 574
 575         _MMCAMCORDER_ENCODE_PIPELINE_ELEMENT_NUM,
 576 } _MMCAMCORDER_ENCODE_PIPELINE_ELELMENT;
 577
 578 typedef enum {
 579         _MMCAMCORDER_TASK_THREAD_STATE_NONE,
 580         _MMCAMCORDER_TASK_THREAD_STATE_SOUND_PLAY_START,
 581         _MMCAMCORDER_TASK_THREAD_STATE_SOUND_SOLO_PLAY_START,
 582         _MMCAMCORDER_TASK_THREAD_STATE_ENCODE_PIPE_CREATE,
 583         _MMCAMCORDER_TASK_THREAD_STATE_CHECK_CAPTURE_IN_RECORDING,
 584         _MMCAMCORDER_TASK_THREAD_STATE_EXIT,
 585 } _MMCamcorderTaskThreadState;
 586
 587 /**
 588  * System state change cause
 589  */
 590 typedef enum {
 591         _MMCAMCORDER_STATE_CHANGE_NORMAL = 0,
 592         _MMCAMCORDER_STATE_CHANGE_BY_FOCUS,
 593         _MMCAMCORDER_STATE_CHANGE_BY_RM,
 594         _MMCAMCORDER_STATE_CHANGE_BY_DPM
 595 } _MMCamcorderStateChange;
 596
 597
 598 /*=======================================================================================
 599 | STRUCTURE DEFINITIONS                                                                 |
 600 ========================================================================================*/
 601 /**
 602  * MMCamcorder Gstreamer Element
 603  */
 604 typedef struct {
 605         unsigned int id;                /**< Gstreamer piplinem element name */
 606         GstElement *gst;                /**< Gstreamer element */
 607 } _MMCamcorderGstElement;
 608
 609 /**
 610  * MMCamcorder information for KPI measurement
 611  */
 612 typedef struct {
 613         int current_fps;                /**< current fps of this second */
 614         int average_fps;                /**< average fps  */
 615         unsigned int video_framecount;  /**< total number of video frame */
 616         unsigned int last_framecount;   /**< total number of video frame in last measurement */
 617         struct timeval init_video_time; /**< time when start to measure */
 618         struct timeval last_video_time; /**< last measurement time */
 619 } _MMCamcorderKPIMeasure;
 620
 621 /**
 622  * MMCamcorder information for Multi-Thread Safe
 623  */
 624 typedef struct {
 625         GMutex lock;                    /**< Mutex (for general use) */
 626         GCond cond;                     /**< Condition (for general use) */
 627         GMutex cmd_lock;                /**< Mutex (for command) */
 628         GCond cmd_cond;                 /**< Condition (for command) */
 629         GMutex asm_lock;                /**< Mutex (for ASM) */
 630         GMutex state_lock;              /**< Mutex (for state change) */
 631         GMutex gst_state_lock;          /**< Mutex (for gst pipeline state change) */
 632         GMutex gst_encode_state_lock;   /**< Mutex (for gst encode pipeline state change) */
 633         GMutex message_cb_lock;         /**< Mutex (for message callback) */
 634         GMutex vcapture_cb_lock;        /**< Mutex (for video capture callback) */
 635         GMutex vstream_cb_lock;         /**< Mutex (for video stream callback) */
 636         GMutex astream_cb_lock;         /**< Mutex (for audio stream callback) */
 637         GMutex mstream_cb_lock;         /**< Mutex (for muxed stream callback) */
 638 #ifdef _MMCAMCORDER_MURPHY_SUPPORT
 639         GCond resource_cond;            /**< Condition (for resource check) */
 640         GMutex resource_lock;           /**< Mutex (for resource check) */
 641 #endif /* _MMCAMCORDER_MURPHY_SUPPORT */
 642 } _MMCamcorderMTSafe;
 643
 644 /**
 645  * MMCamcorder Sub Context
 646  */
 647 typedef struct {
 648         bool isMaxsizePausing;                  /**< Because of size limit, pipeline is paused. */
 649         bool isMaxtimePausing;                  /**< Because of time limit, pipeline is paused. */
 650         int element_num;                        /**< count of element */
 651         int encode_element_num;                 /**< count of encode element */
 652         int cam_stability_count;                /**< camsensor stability count. the count of frame will drop */
 653         GstClockTime pipeline_time;             /**< current time of Gstreamer Pipeline */
 654         GstClockTime pause_time;                /**< amount of time while pipeline is in PAUSE state.*/
 655         GstClockTime stillshot_time;            /**< pipeline time of capturing moment*/
 656         gboolean is_modified_rate;              /**< whether recording motion rate is modified or not */
 657         gboolean ferror_send;                   /**< file write/seek error **/
 658         guint ferror_count;                     /**< file write/seek error count **/
 659         GstClockTime previous_slot_time;
 660         int display_interval;                   /**< This value is set as 'GST_SECOND / display FPS' */
 661         gboolean bget_eos;                      /**< Whether getting EOS */
 662         gboolean bencbin_capture;               /**< Use Encodebin for capturing */
 663         gboolean audio_disable;                 /**< whether audio is disabled or not when record */
 664         int videosrc_rotate;                    /**< rotate of videosrc */
 665         unsigned long long muxed_stream_offset; /**< current offset for muxed stream data */
 666
 667         /* For dropping video frame when start recording */
 668         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. */
 669         int pass_first_vframe;                  /**< When this value is bigger than zero, MSL won't drop video frame though "drop_vframe" is bigger then zero. */
 670
 671         /* INI information */
 672         unsigned int fourcc;                    /**< Get fourcc value of camera INI file */
 673         _MMCamcorderImageInfo *info_image;      /**< extra information for image capture */
 674         _MMCamcorderVideoInfo *info_video;      /**< extra information for video recording */
 675         _MMCamcorderAudioInfo *info_audio;      /**< extra information for audio recording */
 676
 677         _MMCamcorderGstElement *element;        /**< array of preview element */
 678         _MMCamcorderGstElement *encode_element; /**< array of encode element */
 679         _MMCamcorderKPIMeasure kpi;             /**< information related with performance measurement */
 680
 681         type_element *VideosinkElement;         /**< configure data of videosink element */
 682         type_element *VideoconvertElement;      /**< configure data of videoconvert element */
 683         type_element *VideodecoderElementH264;  /**< configure data of video decoder element for H.264 format */
 684         gboolean SensorEncodedCapture;          /**< whether camera sensor support encoded image capture */
 685         gboolean internal_encode;               /**< whether use internal encoding function */
 686 } _MMCamcorderSubContext;
 687
 688 /**
 689   * _MMCamcorderContext
 690   */
 691 typedef struct mmf_camcorder {
 692         /* information */
 693         int type;               /**< mmcamcorder_mode_type */
 694         int device_type;        /**< device type */
 695         int state;              /**< state of camcorder */
 696         int old_state;          /**< old state of camcorder */
 697
 698         /* handles */
 699         MMHandleType attributes;               /**< Attribute handle */
 700         _MMCamcorderSubContext *sub_context;   /**< sub context */
 701         mm_exif_info_t *exif_info;             /**< EXIF */
 702         GList *buffer_probes;                  /**< a list of buffer probe handle */
 703         GList *event_probes;                   /**< a list of event probe handle */
 704         GList *signals;                        /**< a list of signal handle */
 705 #ifdef _MMCAMCORDER_ENABLE_IDLE_MESSAGE_CALLBACK
 706         GList *msg_data;                       /**< a list of msg data */
 707 #endif /* _MMCAMCORDER_ENABLE_IDLE_MESSAGE_CALLBACK */
 708         camera_conf *conf_main;                /**< Camera configure Main structure */
 709         camera_conf *conf_ctrl;                /**< Camera configure Control structure */
 710 #ifdef _MMCAMCORDER_RM_SUPPORT
 711         int rm_handle;                        /**< Resource manager handle */
 712 #endif /* _MMCAMCORDER_RM_SUPPORT */
 713         guint pipeline_cb_event_id;            /**< Event source ID of pipeline message callback */
 714         guint encode_pipeline_cb_event_id;     /**< Event source ID of encode pipeline message callback */
 715         guint setting_event_id;                /**< Event source ID of attributes setting to sensor */
 716         SOUND_INFO snd_info;                   /**< Sound handle for multishot capture */
 717
 718         /* callback handlers */
 719         MMMessageCallback msg_cb;                               /**< message callback */
 720         void *msg_cb_param;                                     /**< message callback parameter */
 721         mm_camcorder_video_stream_callback vstream_cb;          /**< Video stream callback */
 722         void *vstream_cb_param;                                 /**< Video stream callback parameter */
 723         mm_camcorder_audio_stream_callback astream_cb;          /**< Audio stream callback */
 724         void *astream_cb_param;                                 /**< Audio stream callback parameter */
 725         mm_camcorder_muxed_stream_callback mstream_cb;          /**< Muxed stream callback */
 726         void *mstream_cb_param;                                 /**< Muxed stream callback parameter */
 727         mm_camcorder_video_capture_callback vcapture_cb;        /**< Video capture callback */
 728         void *vcapture_cb_param;                                /**< Video capture callback parameter */
 729         int (*command)(MMHandleType, int);                      /**< camcorder's command */
 730
 731         /* etc */
 732         mm_cam_attr_construct_info *cam_attrs_const_info;       /**< attribute info */
 733         conf_info_table *conf_main_info_table[CONFIGURE_CATEGORY_MAIN_NUM]; /** configure info table - MAIN category */
 734         conf_info_table *conf_ctrl_info_table[CONFIGURE_CATEGORY_CTRL_NUM]; /** configure info table - CONTROL category */
 735         int conf_main_category_size[CONFIGURE_CATEGORY_MAIN_NUM]; /** configure info table size - MAIN category */
 736         int conf_ctrl_category_size[CONFIGURE_CATEGORY_CTRL_NUM]; /** configure info table size - CONTROL category */
 737         _MMCamcorderMTSafe mtsafe;                              /**< Thread safe */
 738         int state_change_by_system;                             /**< MSL changes its state by itself because of system */
 739         GMutex restart_preview_lock;                            /**< Capture sound mutex */
 740         int use_zero_copy_format;                               /**< Whether use zero copy format for camera input */
 741         int use_videoconvert;                                   /**< Whether use videoconvert element for display */
 742         int support_media_packet_preview_cb;                    /**< Whether support zero copy format for camera input */
 743         int shutter_sound_policy;                               /**< shutter sound policy */
 744         int brightness_default;                                 /**< default value of brightness */
 745         int brightness_step_denominator;                        /**< denominator of brightness bias step */
 746         int support_zsl_capture;                                /**< support Zero Shutter Lag capture */
 747         char *model_name;                                       /**< model name from system info */
 748         char *software_version;                                 /**< software_version from system info */
 749         int capture_sound_count;                                /**< count for capture sound */
 750         char *root_directory;                                   /**< Root directory for device */
 751         int resolution_changed;                                 /**< Flag for preview resolution change */
 752         int sound_focus_register;                               /**< Use sound focus internally */
 753         int sound_focus_id;                                     /**< id for sound focus */
 754         int sound_focus_watch_id;                               /**< id for sound focus watch */
 755         unsigned int sound_focus_subscribe_id;                  /**< subscribe id for sound focus signal */
 756         int interrupt_code;                                     /**< Interrupt code */
 757         int acquired_focus;                                     /**< Current acquired focus */
 758         int session_type;                                       /**< Session type */
 759         int session_flags;                                      /**< Session flags */
 760         int recreate_decoder;                                   /**< Flag of decoder element recreation for encoded preview format */
 761
 762         _MMCamcorderInfoConverting caminfo_convert[CAMINFO_CONVERT_NUM];        /**< converting structure of camera info */
 763         _MMCamcorderEnumConvert enum_conv[ENUM_CONVERT_NUM];                    /**< enum converting list that is modified by ini info */
 764
 765         gboolean capture_in_recording;                          /**< Flag for capture while recording */
 766
 767         gboolean error_occurs;                                  /**< flag for error */
 768         int error_code;                                         /**< error code for internal gstreamer error */
 769
 770         /* task thread */
 771         GThread *task_thread;                                   /**< thread for task */
 772         GMutex task_thread_lock;                                /**< mutex for task thread */
 773         GCond task_thread_cond;                                 /**< cond for task thread */
 774         _MMCamcorderTaskThreadState task_thread_state;          /**< state of task thread */
 775
 776 #ifdef _MMCAMCORDER_MURPHY_SUPPORT
 777         /* resource manager for H/W resources */
 778         MMCamcorderResourceManager resource_manager;
 779         gboolean resource_release_cb_calling;
 780 #endif /* _MMCAMCORDER_MURPHY_SUPPORT */
 781
 782         /* gdbus */
 783         GDBusConnection *gdbus_conn;                            /**< gdbus connection */
 784         _MMCamcorderGDbusCbInfo gdbus_info_sound;               /**< Informations for the gbus cb of sound play */
 785         _MMCamcorderGDbusCbInfo gdbus_info_solo_sound;          /**< Informations for the gbus cb of solo sound play */
 786
 787         /* DPM(device policy manager) */
 788         device_policy_manager_h dpm_handle;                     /**< DPM handle */
 789         int dpm_camera_cb_id;                                   /**< DPM camera policy changed callback id */
 790
 791         /* Storage */
 792         _MMCamcorderStorageInfo storage_info;                   /**< Storage information */
 793
 794 #ifdef _MMCAMCORDER_RM_SUPPORT
 795         rm_category_request_s request_resources;
 796         rm_device_return_s returned_devices;
 797 #endif /* _MMCAMCORDER_RM_SUPPORT */
 798         int reserved[4];                                        /**< reserved */
 799 } mmf_camcorder_t;
 800
 801 /*=======================================================================================
 802 | EXTERN GLOBAL VARIABLE                                                                |
 803 ========================================================================================*/
 804
 805 /*=======================================================================================
 806 | GLOBAL FUNCTION PROTOTYPES                                                            |
 807 ========================================================================================*/
 808 /**
 809  *      This function creates camcorder for capturing still image and recording.
 810  *
 811  *      @param[out]     handle          Specifies the camcorder  handle
 812  *      @param[in]      info            Preset information of camcorder
 813  *      @return         This function returns zero on success, or negative value with error code.
 814  *      @remarks        When this function calls successfully, camcorder  handle will be filled with a @n
 815  *                      valid value and the state of  the camcorder  will become MM_CAMCORDER_STATE_NULL.@n
 816  *                      Note that  it's not ready to working camcorder. @n
 817  *                      You should call mmcamcorder_realize before starting camcorder.
 818  *      @see            _mmcamcorder_create
 819  */
 820 int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info);
 821
 822 /**
 823  *      This function destroys instance of camcorder.
 824  *
 825  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 826  *      @return         This function returns zero on success, or negative value with error code.
 827  *      @see            _mmcamcorder_create
 828  */
 829 int _mmcamcorder_destroy(MMHandleType hcamcorder);
 830
 831 /**
 832  *      This function allocates memory for camcorder.
 833  *
 834  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 835  *      @return         This function returns zero on success, or negative value with error code.
 836  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_NULL @n
 837  *                      and  the state of the camcorder  will become MM_CAMCORDER_STATE_READY. @n
 838  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 839  *      @see            _mmcamcorder_unrealize
 840  *      @pre            MM_CAMCORDER_STATE_NULL
 841  *      @post           MM_CAMCORDER_STATE_READY
 842  */
 843 int _mmcamcorder_realize(MMHandleType hcamcorder);
 844
 845 /**
 846  *      This function free allocated memory for camcorder.
 847  *
 848  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 849  *      @return         This function returns zero on success, or negative value with error code.
 850  *      @remarks        This function release all resources which are allocated for the camcorder engine.@n
 851  *                      This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 852  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_NULL. @n
 853  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 854  *      @see            _mmcamcorder_realize
 855  *      @pre            MM_CAMCORDER_STATE_READY
 856  *      @post           MM_CAMCORDER_STATE_NULL
 857  */
 858 int _mmcamcorder_unrealize(MMHandleType hcamcorder);
 859
 860 /**
 861  *      This function is to start previewing.
 862  *
 863  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 864  *      @return         This function returns zero on success, or negative value with error code.
 865  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 866  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 867  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 868  *      @see            _mmcamcorder_stop
 869  */
 870 int _mmcamcorder_start(MMHandleType hcamcorder);
 871
 872 /**
 873  *      This function is to stop previewing.
 874  *
 875  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 876  *      @return         This function returns zero on success, or negative value with error code.
 877  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and  @n
 878  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_READY.@n
 879  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 880  *      @see            _mmcamcorder_start
 881  */
 882 int _mmcamcorder_stop(MMHandleType hcamcorder);
 883
 884 /**
 885  *      This function to start capturing of still images.
 886  *
 887  *      @param[in]      hcamcorder      Specifies the camcorder  handle.
 888  *      @return         This function returns zero on success, or negative value with error code.
 889  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and @n
 890  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_CAPTURING. @n
 891  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 892  *      @see            _mmcamcorder_capture_stop
 893  */
 894 int _mmcamcorder_capture_start(MMHandleType hcamcorder);
 895
 896 /**
 897  *      This function is to stop capturing still images.
 898  *
 899  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 900  *      @return         This function returns zero on success, or negative value with error code.
 901  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_CAPTURING and @n
 902  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 903  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 904  *      @see            _mmcamcorder_capture_start
 905  */
 906 int _mmcamcorder_capture_stop(MMHandleType hcamcorder);
 907
 908 /**
 909  *      This function is to start  video and audio recording.
 910  *
 911  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 912  *      @return         This function returns zero on success, or negative value with error code.
 913  *      @remarks        This function can  be called successfully when current state is @n
 914  *                      MM_CAMCORDER_STATE_PREPARE or MM_CAMCORDER_STATE_PAUSED and  @n
 915  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_RECORDING.@n
 916  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 917  *      @see            _mmcamcorder_pause
 918  */
 919 int _mmcamcorder_record(MMHandleType hcamcorder);
 920
 921 /**
 922  *      This function is to pause video and audio recording
 923  *
 924  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 925  *      @return         This function returns zero on success, or negative value with error code.
 926  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_RECORDING and  @n
 927  *                      the  state of the camcorder  will become MM_CAMCORDER_STATE_PAUSED.@n
 928  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.@n
 929  *      @see            _mmcamcorder_record
 930  */
 931 int _mmcamcorder_pause(MMHandleType hcamcorder);
 932
 933 /**
 934  *      This function is to stop video and audio  recording and  save results.
 935  *
 936  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 937  *      @return         This function returns zero on success, or negative value with error code.
 938  *      @remarks        This function can  be called successfully when current state is @n
 939  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 940  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 941  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION
 942  *      @see            _mmcamcorder_cancel
 943  */
 944 int _mmcamcorder_commit(MMHandleType hcamcorder);
 945
 946 /**
 947  *      This function is to stop video and audio recording and do not save results.
 948  *
 949  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 950  *      @return         This function returns zero on success, or negative value with error code.
 951  *      @remarks        This function can  be called successfully when current state is @n
 952  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 953  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 954  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 955  *      @see            _mmcamcorder_commit
 956  */
 957 int _mmcamcorder_cancel(MMHandleType hcamcorder);
 958
 959 /**
 960  *      This function calls after commiting action finished asynchronously.
 961  *      In this function, remaining process , such as state change, happens.
 962  *
 963  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 964  *      @return         This function returns zero on success, or negative value with error code.
 965  *      @remarks        This function can  be called successfully when current state is @n
 966  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 967  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 968  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 969  *      @see            _mmcamcorder_commit
 970  */
 971 int _mmcamcorder_commit_async_end(MMHandleType hcamcorder);
 972
 973 /**
 974  *      This function is to set callback for receiving messages from camcorder.
 975  *
 976  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 977  *      @param[in]      callback        Specifies the function pointer of callback function
 978  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 979  *
 980  *      @return         This function returns zero on success, or negative value with error code.
 981  *      @remarks        typedef bool (*mm_message_callback) (int msg, mm_messageType *param, void *user_param);@n
 982  *              @n
 983  *              typedef union                           @n
 984  *              {                                                       @n
 985  *                      int code;                               @n
 986  *                      struct                                  @n
 987  *                      {                                               @n
 988  *                              int total;                      @n
 989  *                              int elapsed;            @n
 990  *                      } time;                                 @n
 991  *                      struct                                  @n
 992  *                      {                                               @n
 993  *                              int previous;           @n
 994  *                              int current;                    @n
 995  *                      } state;                                        @n
 996  *              } mm_message_type;      @n
 997  *                                                                      @n
 998  *              If a  message value for mm_message_callback is MM_MESSAGE_STATE_CHANGED, @n
 999  *              state value in mm_message_type  will be a mmcamcorder_state_type enum value;@n
1000  *              @n
1001  *              If  a message value for mm_message_callback is MM_MESSAGE_ERROR,  @n
1002  *              the code value in mm_message_type will be a mmplayer_error_type enum value;
1003  *
1004  *      @see            mm_message_type,  mmcamcorder_state_type,  mmcamcorder_error_type
1005  */
1006 int _mmcamcorder_set_message_callback(MMHandleType hcamcorder,
1007                                       MMMessageCallback callback,
1008                                       void *user_data);
1009
1010 /**
1011  *      This function is to set callback for video stream.
1012  *
1013  *      @param[in]      hcamcorder      Specifies the camcorder  handle
1014  *      @param[in]      callback        Specifies the function pointer of callback function
1015  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
1016  *
1017  *      @return         This function returns zero on success, or negative value with error code.
1018  *      @see            mmcamcorder_error_type
1019  */
1020 int _mmcamcorder_set_video_stream_callback(MMHandleType hcamcorder,
1021                                            mm_camcorder_video_stream_callback callback,
1022                                            void *user_data);
1023
1024 /**
1025  *      This function is to set callback for audio stream.
1026  *
1027  *      @param[in]      hcamcorder      Specifies the camcorder handle
1028  *      @param[in]      callback        Specifies the function pointer of callback function
1029  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
1030  *
1031  *      @return         This function returns zero on success, or negative value with error code.
1032  *      @see            mmcamcorder_error_type
1033  */
1034 int _mmcamcorder_set_audio_stream_callback(MMHandleType handle,
1035                                            mm_camcorder_audio_stream_callback callback,
1036                                            void *user_data);
1037
1038 /**
1039  *      This function is to set callback for muxed stream.
1040  *
1041  *      @param[in]      hcamcorder      Specifies the camcorder handle
1042  *      @param[in]      callback        Specifies the function pointer of callback function
1043  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
1044  *
1045  *      @return         This function returns zero on success, or negative value with error code.
1046  *      @see            mmcamcorder_error_type
1047  */
1048 int _mmcamcorder_set_muxed_stream_callback(MMHandleType handle,
1049                                            mm_camcorder_muxed_stream_callback callback,
1050                                            void *user_data);
1051
1052 /**
1053  *      This function is to set callback for video capture.
1054  *
1055  *      @param[in]      hcamcorder      Specifies the camcorder  handle
1056  *      @param[in]      callback        Specifies the function pointer of callback function
1057  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
1058  *
1059  *      @return         This function returns zero on success, or negative value with error code.
1060  *      @see            mmcamcorder_error_type
1061  */
1062 int _mmcamcorder_set_video_capture_callback(MMHandleType hcamcorder,
1063                                             mm_camcorder_video_capture_callback callback,
1064                                             void *user_data);
1065
1066 /**
1067  *      This function returns current state of camcorder, or negative value with error code.
1068  *
1069  *      @param[in]      hcamcorder      Specifies the camcorder  handle.
1070  *      @return         This function returns current state of camcorder, or negative value with error code.
1071  *      @see            mmcamcorder_state_type
1072  */
1073 int _mmcamcorder_get_current_state(MMHandleType hcamcorder);
1074
1075 int _mmcamcorder_init_focusing(MMHandleType handle);
1076 int _mmcamcorder_adjust_focus(MMHandleType handle, int direction);
1077 int _mmcamcorder_adjust_manual_focus(MMHandleType handle, int direction);
1078 int _mmcamcorder_adjust_auto_focus(MMHandleType handle);
1079 int _mmcamcorder_stop_focusing(MMHandleType handle);
1080
1081 /**
1082  * This function gets current state of camcorder.
1083  *
1084  * @param       void
1085  * @return      This function returns state of current camcorder context
1086  * @remarks
1087  * @see         _mmcamcorder_set_state()
1088  *
1089  */
1090 int _mmcamcorder_streamer_init(void);
1091
1092 /**
1093  * This function gets current state of camcorder.
1094  *
1095  * @param       void
1096  * @return      This function returns state of current camcorder context
1097  * @remarks
1098  * @see         _mmcamcorder_set_state()
1099  *
1100  */
1101 int _mmcamcorder_display_init(void);
1102
1103 /**
1104  * This function gets current state of camcorder.
1105  *
1106  * @param[in]   handle          Handle of camcorder context.
1107  * @return      This function returns state of current camcorder context
1108  * @remarks
1109  * @see         _mmcamcorder_set_state()
1110  *
1111  */
1112 int _mmcamcorder_get_state(MMHandleType handle);
1113 int _mmcamcorder_get_state2(MMHandleType handle, int *state, int *old_state);
1114
1115 /**
1116  * This function sets new state of camcorder.
1117  *
1118  * @param[in]   handle          Handle of camcorder context.
1119  * @param[in]   state           setting state value of camcorder.
1120  * @return      void
1121  * @remarks
1122  * @see         _mmcamcorder_get_state()
1123  *
1124  */
1125 void _mmcamcorder_set_state(MMHandleType handle, int state);
1126
1127 /**
1128  * This function allocates structure of subsidiary attributes.
1129  *
1130  * @param[in]   type            Allocation type of camcorder context.
1131  * @return      This function returns structure pointer on success, NULL value on failure.
1132  * @remarks
1133  * @see         _mmcamcorder_dealloc_subcontext()
1134  *
1135  */
1136 _MMCamcorderSubContext *_mmcamcorder_alloc_subcontext(int type);
1137
1138 /**
1139  * This function releases structure of subsidiary attributes.
1140  *
1141  * @param[in]   sc              Handle of camcorder subcontext.
1142  * @return      void
1143  * @remarks
1144  * @see         _mmcamcorder_alloc_subcontext()
1145  *
1146  */
1147 void _mmcamcorder_dealloc_subcontext(_MMCamcorderSubContext *sc);
1148
1149 /**
1150  * This function sets command function according to the type.
1151  *
1152  * @param[in]   handle          Handle of camcorder context.
1153  * @param[in]   type            Allocation type of camcorder context.
1154  * @return      This function returns MM_ERROR_NONE on success, or other values with error code.
1155  * @remarks
1156  * @see         __mmcamcorder_video_command(), __mmcamcorder_audio_command(), __mmcamcorder_image_command()
1157  *
1158  */
1159 int _mmcamcorder_set_functions(MMHandleType handle, int type);
1160
1161 /**
1162  * This function is callback function of main pipeline.
1163  * Once this function is registered with certain pipeline using gst_bus_add_watch(),
1164  * this callback will be called every time when there is upcomming message from pipeline.
1165  * Basically, this function is used as error handling function, now.
1166  *
1167  * @param[in]   bus             pointer of buf that called this function.
1168  * @param[in]   message         callback message from pipeline.
1169  * @param[in]   data            user data.
1170  * @return      This function returns true on success, or false value with error
1171  * @remarks
1172  * @see         __mmcamcorder_create_preview_pipeline()
1173  *
1174  */
1175 gboolean _mmcamcorder_pipeline_cb_message(GstBus *bus, GstMessage *message, gpointer data);
1176
1177 /**
1178  * This function is callback function of main pipeline.
1179  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1180  * this callback will be called every time when there is upcomming message from pipeline.
1181  * Basically, this function is used as sync error handling function, now.
1182  *
1183  * @param[in]   bus             pointer of buf that called this function.
1184  * @param[in]   message         callback message from pipeline.
1185  * @param[in]   data            user data.
1186  * @return      This function returns true on success, or false value with error
1187  * @remarks
1188  * @see         __mmcamcorder_create_preview_pipeline()
1189  *
1190  */
1191 GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1192
1193 /**
1194  * This function is callback function of encode pipeline.
1195  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1196  * this callback will be called every time when there is upcomming message from pipeline.
1197  * Basically, this function is used for EOS and error handling now.
1198  *
1199  * @param[in]   bus             pointer of buf that called this function.
1200  * @param[in]   message         callback message from pipeline.
1201  * @param[in]   data            user data.
1202  * @return      This function returns true on success, or false value with error
1203  * @remarks
1204  * @see         __mmcamcorder_create_recorder_pipeline()
1205  * @see         __mmcamcorder_create_audiop_with_encodebin()
1206  *
1207  */
1208 GstBusSyncReply _mmcamcorder_encode_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1209
1210 /**
1211  * This function create main pipeline according to type.
1212  *
1213  * @param[in]   handle          Handle of camcorder context.
1214  * @param[in]   type            Allocation type of camcorder context.
1215  * @return      This function returns zero on success, or negative value with error code.
1216  * @remarks
1217  * @see         _mmcamcorder_destroy_pipeline()
1218  *
1219  */
1220 int _mmcamcorder_create_pipeline(MMHandleType handle, int type);
1221
1222 /**
1223  * This function release all element of main pipeline according to type.
1224  *
1225  * @param[in]   handle          Handle of camcorder context.
1226  * @param[in]   type            Allocation type of camcorder context.
1227  * @return      void
1228  * @remarks
1229  * @see         _mmcamcorder_create_pipeline()
1230  *
1231  */
1232 void _mmcamcorder_destroy_pipeline(MMHandleType handle, int type);
1233
1234 /**
1235  * This function sets gstreamer element status.
1236  * If the gstreamer fails to set status or returns asynchronous mode,
1237  * this function waits for state changed until timeout expired.
1238  *
1239  * @param[in]   pipeline        Pointer of pipeline
1240  * @param[in]   target_state    newly setting status
1241  * @return      This function returns zero on success, or negative value with error code.
1242  * @remarks
1243  * @see
1244  *
1245  */
1246 int _mmcamcorder_gst_set_state(MMHandleType handle, GstElement *pipeline, GstState target_state);
1247
1248
1249 /* For xvimagesink */
1250 GstBusSyncReply __mmcamcorder_sync_callback(GstBus *bus, GstMessage *message, gulong data);
1251
1252 /* For querying capabilities */
1253 int _mmcamcorder_read_vidsrc_info(int videodevidx, camera_conf **configure_info);
1254
1255 /* for performance check */
1256 void _mmcamcorder_video_current_framerate_init(MMHandleType handle);
1257 int _mmcamcorder_video_current_framerate(MMHandleType handle);
1258 int _mmcamcorder_video_average_framerate(MMHandleType handle);
1259
1260 /* sound focus related function */
1261 void __mmcamcorder_force_stop(mmf_camcorder_t *hcamcorder, int state_change_by_system);
1262 void _mmcamcorder_sound_focus_cb(int id, mm_sound_focus_type_e focus_type,
1263         mm_sound_focus_state_e focus_state, const char *reason_for_change,
1264         int option, const char *additional_info, void *user_data);
1265 void _mmcamcorder_sound_focus_watch_cb(int id, mm_sound_focus_type_e focus_type, mm_sound_focus_state_e focus_state,
1266         const char *reason_for_change, const char *additional_info, void *user_data);
1267 void _mmcamcorder_sound_signal_callback(mm_sound_signal_name_t signal, int value, void *user_data);
1268
1269 /* device policy manager */
1270 void _mmcamcorder_dpm_camera_policy_changed_cb(const char *name, const char *value, void *user_data);
1271
1272 /* Emit dbus signal */
1273 void _mmcamcorder_emit_signal(MMHandleType handle, const char *object_name,
1274         const char *interface_name, const char *signal_name, int value);
1275
1276 #ifdef __cplusplus
1277 }
1278 #endif
1279
1280 #endif /* __MM_CAMCORDER_INTERNAL_H__ */