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