src/include/mm_camcorder_internal.h

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