src/include/mm_camcorder_internal.h

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