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