src/include/mm_camcorder_internal.h

   1 /*
   2  * libmm-camcorder
   3  *
   4  * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Contact: Jeongmo Yang <jm80.yang@samsung.com>
   7  *
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  * http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  *
  20  */
  21
  22 #ifndef __MM_CAMCORDER_INTERNAL_H__
  23 #define __MM_CAMCORDER_INTERNAL_H__
  24
  25 /*=======================================================================================
  26 | INCLUDE FILES                                                                         |
  27 ========================================================================================*/
  28 #include <malloc.h>
  29 #include <string.h>
  30 #include <unistd.h>
  31 #include <semaphore.h>
  32
  33 #include <mm_types.h>
  34 #include <mm_attrs.h>
  35 #include <mm_attrs_private.h>
  36 #include <mm_message.h>
  37 #include <mm_sound_focus.h>
  38 #include <vconf.h>
  39 #include <gst/video/video-format.h>
  40 #include <ttrace.h>
  41 #include <errno.h>
  42 #include <restriction.h> /* device policy manager */
  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 = GST_PAD_LINK_OK;\
 215         if (srcpad == NULL || sinkpad == NULL) {\
 216                 if (srcpad == NULL) {\
 217                         _mmcam_dbg_err("srcpad is NULL");\
 218                 } else {\
 219                         gst_object_unref(srcpad);\
 220                         srcpad = NULL;\
 221                 }\
 222                 if (sinkpad == NULL) {\
 223                         _mmcam_dbg_err("sinkpad is NULL");\
 224                 } else {\
 225                         gst_object_unref(sinkpad);\
 226                         sinkpad = NULL;\
 227                 }\
 228                 err = MM_ERROR_CAMCORDER_GST_LINK;\
 229                 goto if_fail_goto;\
 230         }\
 231         ret = _MM_GST_PAD_LINK(srcpad, sinkpad);\
 232         if (ret != GST_PAD_LINK_OK) {\
 233                 GstObject *src_parent = gst_pad_get_parent(srcpad);\
 234                 GstObject *sink_parent = gst_pad_get_parent(sinkpad);\
 235                 char *src_name = NULL;\
 236                 char *sink_name = NULL;\
 237                 g_object_get((GObject *)src_parent, "name", &src_name, NULL);\
 238                 g_object_get((GObject *)sink_parent, "name", &sink_name, NULL);\
 239                 _mmcam_dbg_err("src[%s] - sink[%s] link failed", src_name, sink_name);\
 240                 gst_object_unref(src_parent); src_parent = NULL;\
 241                 gst_object_unref(sink_parent); sink_parent = NULL;\
 242                 if (src_name) {\
 243                         free(src_name); src_name = NULL;\
 244                 }\
 245                 if (sink_name) {\
 246                         free(sink_name); sink_name = NULL;\
 247                 }\
 248                 gst_object_unref(srcpad); srcpad = NULL;\
 249                 gst_object_unref(sinkpad); sinkpad = NULL;\
 250                 err = MM_ERROR_CAMCORDER_GST_LINK;\
 251                 goto if_fail_goto;\
 252         }\
 253         gst_object_unref(srcpad); srcpad = NULL;\
 254         gst_object_unref(sinkpad); sinkpad = NULL;\
 255 }
 256
 257 #define _MM_GST_PAD_UNLINK_UNREF( srcpad, sinkpad) \
 258         if (srcpad && sinkpad) { \
 259                 gst_pad_unlink(srcpad, sinkpad); \
 260         } else { \
 261                 _mmcam_dbg_warn("some pad(srcpad:%p,sinkpad:%p) is NULL", srcpad, sinkpad); \
 262         } \
 263         if (srcpad) { \
 264                 gst_object_unref(srcpad); srcpad = NULL; \
 265         } \
 266         if (sinkpad) { \
 267                 gst_object_unref(sinkpad); sinkpad = NULL; \
 268         }
 269
 270 #define _MMCAMCORDER_STATE_SET_COUNT            3               /* checking interval */
 271 #define _MMCAMCORDER_STATE_CHECK_TOTALTIME      5000000L        /* total wating time for state change */
 272 #define _MMCAMCORDER_STATE_CHECK_INTERVAL       (50*1000)       /* checking interval - 50ms*/
 273
 274 /**
 275  * Default videosink type
 276  */
 277 #define _MMCAMCORDER_DEFAULT_VIDEOSINK_TYPE     "VideosinkElementOverlay"
 278
 279 /**
 280  * Default recording motion rate
 281  */
 282 #define _MMCAMCORDER_DEFAULT_RECORDING_MOTION_RATE   1.0
 283
 284 /**
 285  * Total level count of manual focus */
 286 #define _MMFCAMCORDER_FOCUS_TOTAL_LEVEL         8
 287
 288 /**
 289  *      File name length limit
 290  */
 291 #define _MMCamcorder_FILENAME_LEN       (512)
 292
 293 /**
 294  *      Minimum integer value
 295  */
 296 #define _MMCAMCORDER_MIN_INT    (INT_MIN)
 297
 298 /**
 299  *      Maximum integer value
 300  */
 301 #define _MMCAMCORDER_MAX_INT    (INT_MAX)
 302
 303 /**
 304  *      Minimum double value
 305  */
 306 #define _MMCAMCORDER_MIN_DOUBLE (DBL_MIN)
 307
 308 /**
 309  *      Maximum integer value
 310  */
 311 #define _MMCAMCORDER_MAX_DOUBLE (DBL_MAX)
 312
 313 /**
 314  *      Audio timestamp margin (msec)
 315  */
 316 #define _MMCAMCORDER_AUDIO_TIME_MARGIN (300)
 317
 318 /**
 319  *      Functions related with LOCK and WAIT
 320  */
 321 #define _MMCAMCORDER_CAST_MTSAFE(handle)            (((mmf_camcorder_t*)handle)->mtsafe)
 322 #define _MMCAMCORDER_LOCK_FUNC(mutex)               g_mutex_lock(&mutex)
 323 #define _MMCAMCORDER_TRYLOCK_FUNC(mutex)            g_mutex_trylock(&mutex)
 324 #define _MMCAMCORDER_UNLOCK_FUNC(mutex)             g_mutex_unlock(&mutex)
 325
 326 #define _MMCAMCORDER_GET_LOCK(handle)               (_MMCAMCORDER_CAST_MTSAFE(handle).lock)
 327 #define _MMCAMCORDER_LOCK(handle)                   _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 328 #define _MMCAMCORDER_TRYLOCK(handle)                _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 329 #define _MMCAMCORDER_UNLOCK(handle)                 _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 330
 331 #define _MMCAMCORDER_GET_COND(handle)               (_MMCAMCORDER_CAST_MTSAFE(handle).cond)
 332 #define _MMCAMCORDER_WAIT(handle)                   g_cond_wait(&_MMCAMCORDER_GET_COND(handle), &_MMCAMCORDER_GET_LOCK(handle))
 333 #define _MMCAMCORDER_WAIT_UNTIL(handle, timeout)    g_cond_wait_until(&_MMCAMCORDER_GET_COND(handle), &_MMCAMCORDER_GET_LOCK(handle), &end_time)
 334 #define _MMCAMCORDER_SIGNAL(handle)                 g_cond_signal(&_MMCAMCORDER_GET_COND(handle));
 335 #define _MMCAMCORDER_BROADCAST(handle)              g_cond_broadcast(&_MMCAMCORDER_GET_COND(handle));
 336
 337 /* for command */
 338 #define _MMCAMCORDER_GET_CMD_LOCK(handle)           (_MMCAMCORDER_CAST_MTSAFE(handle).cmd_lock)
 339 #define _MMCAMCORDER_LOCK_CMD(handle)               _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 340 #define _MMCAMCORDER_TRYLOCK_CMD(handle)            _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 341 #define _MMCAMCORDER_UNLOCK_CMD(handle)             _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 342
 343 /* for ASM */
 344 #define _MMCAMCORDER_GET_ASM_LOCK(handle)           (_MMCAMCORDER_CAST_MTSAFE(handle).asm_lock)
 345 #define _MMCAMCORDER_LOCK_ASM(handle)               _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 346 #define _MMCAMCORDER_TRYLOCK_ASM(handle)            _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 347 #define _MMCAMCORDER_UNLOCK_ASM(handle)             _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 348
 349 /* for state change */
 350 #define _MMCAMCORDER_GET_STATE_LOCK(handle)         (_MMCAMCORDER_CAST_MTSAFE(handle).state_lock)
 351 #define _MMCAMCORDER_LOCK_STATE(handle)             _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 352 #define _MMCAMCORDER_TRYLOCK_STATE(handle)          _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 353 #define _MMCAMCORDER_UNLOCK_STATE(handle)           _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 354
 355 /* for gstreamer state change */
 356 #define _MMCAMCORDER_GET_GST_STATE_LOCK(handle)     (_MMCAMCORDER_CAST_MTSAFE(handle).gst_state_lock)
 357 #define _MMCAMCORDER_LOCK_GST_STATE(handle)         _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 358 #define _MMCAMCORDER_TRYLOCK_GST_STATE(handle)      _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 359 #define _MMCAMCORDER_UNLOCK_GST_STATE(handle)       _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 360
 361 #define _MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).gst_encode_state_lock)
 362 #define _MMCAMCORDER_LOCK_GST_ENCODE_STATE(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 363 #define _MMCAMCORDER_TRYLOCK_GST_ENCODE_STATE(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 364 #define _MMCAMCORDER_UNLOCK_GST_ENCODE_STATE(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 365
 366 /* for setting/calling callback */
 367 #define _MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).message_cb_lock)
 368 #define _MMCAMCORDER_LOCK_MESSAGE_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 369 #define _MMCAMCORDER_TRYLOCK_MESSAGE_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 370 #define _MMCAMCORDER_UNLOCK_MESSAGE_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 371
 372 #define _MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle)     (_MMCAMCORDER_CAST_MTSAFE(handle).vcapture_cb_lock)
 373 #define _MMCAMCORDER_LOCK_VCAPTURE_CALLBACK(handle)         _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 374 #define _MMCAMCORDER_TRYLOCK_VCAPTURE_CALLBACK(handle)      _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 375 #define _MMCAMCORDER_UNLOCK_VCAPTURE_CALLBACK(handle)       _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 376
 377 #define _MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).vstream_cb_lock)
 378 #define _MMCAMCORDER_LOCK_VSTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 379 #define _MMCAMCORDER_TRYLOCK_VSTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 380 #define _MMCAMCORDER_UNLOCK_VSTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 381
 382 #define _MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).astream_cb_lock)
 383 #define _MMCAMCORDER_LOCK_ASTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 384 #define _MMCAMCORDER_TRYLOCK_ASTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 385 #define _MMCAMCORDER_UNLOCK_ASTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 386
 387 /**
 388  * Caster of main handle (camcorder)
 389  */
 390 #define MMF_CAMCORDER(h) (mmf_camcorder_t *)(h)
 391
 392 /**
 393  * Caster of subcontext
 394  */
 395 #define MMF_CAMCORDER_SUBCONTEXT(h) (((mmf_camcorder_t *)(h))->sub_context)
 396
 397 /* LOCAL CONSTANT DEFINITIONS */
 398 /**
 399  * Total Numbers of Attribute values.
 400  * If you increase any enum of attribute values, you also have to increase this.
 401  */
 402 #define MM_CAMCORDER_MODE_NUM                   3       /**< Number of mode type */
 403 #define MM_CAMCORDER_COLOR_TONE_NUM             30      /**< Number of color-tone modes */
 404 #define MM_CAMCORDER_WHITE_BALANCE_NUM          10      /**< Number of WhiteBalance modes*/
 405 #define MM_CAMCORDER_SCENE_MODE_NUM             16      /**< Number of program-modes */
 406 #define MM_CAMCORDER_FOCUS_MODE_NUM             6       /**< Number of focus mode*/
 407 #define MM_CAMCORDER_AUTO_FOCUS_NUM             5       /**< Total count of auto focus type*/
 408 #define MM_CAMCORDER_FOCUS_STATE_NUM            4       /**< Number of focus state */
 409 #define MM_CAMCORDER_ISO_NUM                    10      /**< Number of ISO */
 410 #define MM_CAMCORDER_AUTO_EXPOSURE_NUM          9       /**< Number of Auto exposure type */
 411 #define MM_CAMCORDER_WDR_NUM                    3       /**< Number of wide dynamic range */
 412 #define MM_CAMCORDER_FLIP_NUM                   4       /**< Number of Filp mode */
 413 #define MM_CAMCORDER_ROTATION_NUM               4       /**< Number of Rotation mode */
 414 #define MM_CAMCORDER_AHS_NUM                    4       /**< Number of anti-handshake */
 415 #define MM_CAMCORDER_VIDEO_STABILIZATION_NUM    2       /**< Number of video stabilization */
 416 #define MM_CAMCORDER_HDR_CAPTURE_NUM            3       /**< Number of HDR capture mode */
 417 #define MM_CAMCORDER_GEOMETRY_METHOD_NUM        5       /**< Number of geometry method */
 418 #define MM_CAMCORDER_TAG_ORT_NUM                8       /**< Number of tag orientation */
 419 #define MM_CAMCORDER_STROBE_MODE_NUM            8       /**< Number of strobe mode type */
 420 #define MM_CAMCORDER_STROBE_CONTROL_NUM         3       /**< Number of strobe control type */
 421 #define MM_CAMCORDER_DETECT_MODE_NUM            2       /**< Number of detect mode type */
 422
 423 /*=======================================================================================
 424 | ENUM DEFINITIONS                                                                      |
 425 ========================================================================================*/
 426 /**
 427  * Command for Camcorder.
 428  */
 429 enum {
 430         /* Command for Video/Audio recording */
 431         _MMCamcorder_CMD_RECORD,
 432         _MMCamcorder_CMD_PAUSE,
 433         _MMCamcorder_CMD_CANCEL,
 434         _MMCamcorder_CMD_COMMIT,
 435
 436         /* Command for Image capture */
 437         _MMCamcorder_CMD_CAPTURE,
 438
 439         /* Command for Preview(Video/Image only effective) */
 440         _MMCamcorder_CMD_PREVIEW_START,
 441         _MMCamcorder_CMD_PREVIEW_STOP,
 442 };
 443
 444 /**
 445  * Still-shot type
 446  */
 447 enum {
 448         _MMCamcorder_SINGLE_SHOT,
 449         _MMCamcorder_MULTI_SHOT,
 450 };
 451
 452 /**
 453  * Enumerations for manual focus direction.
 454  * If focusing mode is not "MM_CAMCORDER_AF_MODE_MANUAL", this value will be ignored.
 455  */
 456 enum MMCamcorderMfLensDir {
 457         MM_CAMCORDER_MF_LENS_DIR_FORWARD = 1,   /**< Focus direction to forward */
 458         MM_CAMCORDER_MF_LENS_DIR_BACKWARD,      /**< Focus direction to backward */
 459         MM_CAMCORDER_MF_LENS_DIR_NUM,           /**< Total number of the directions */
 460 };
 461
 462 /**
 463  * Camcorder Pipeline's Element name.
 464  * @note index of element.
 465  */
 466 typedef enum {
 467         _MMCAMCORDER_NONE = (-1),
 468
 469         /* Main Pipeline Element */
 470         _MMCAMCORDER_MAIN_PIPE = 0x00,
 471
 472         /* Pipeline element of Video input */
 473         _MMCAMCORDER_VIDEOSRC_SRC,
 474         _MMCAMCORDER_VIDEOSRC_FILT,
 475         _MMCAMCORDER_VIDEOSRC_CLS_QUE,
 476         _MMCAMCORDER_VIDEOSRC_CLS,
 477         _MMCAMCORDER_VIDEOSRC_CLS_FILT,
 478         _MMCAMCORDER_VIDEOSRC_QUE,
 479         _MMCAMCORDER_VIDEOSRC_DECODE,
 480
 481         /* Pipeline element of Video output */
 482         _MMCAMCORDER_VIDEOSINK_QUE,
 483         _MMCAMCORDER_VIDEOSINK_SINK,
 484
 485         _MMCAMCORDER_PIPELINE_ELEMENT_NUM,
 486 } _MMCAMCORDER_PREVIEW_PIPELINE_ELELMENT;
 487
 488 /**
 489  * Camcorder Pipeline's Element name.
 490  * @note index of element.
 491  */
 492 typedef enum {
 493         _MMCAMCORDER_ENCODE_NONE = (-1),
 494
 495         /* Main Pipeline Element */
 496         _MMCAMCORDER_ENCODE_MAIN_PIPE = 0x00,
 497
 498         /* Pipeline element of Audio input */
 499         _MMCAMCORDER_AUDIOSRC_BIN,
 500         _MMCAMCORDER_AUDIOSRC_SRC,
 501         _MMCAMCORDER_AUDIOSRC_FILT,
 502         _MMCAMCORDER_AUDIOSRC_QUE,
 503         _MMCAMCORDER_AUDIOSRC_CONV,
 504         _MMCAMCORDER_AUDIOSRC_VOL,
 505
 506         /* Pipeline element of Encodebin */
 507         _MMCAMCORDER_ENCSINK_BIN,
 508         _MMCAMCORDER_ENCSINK_SRC,
 509         _MMCAMCORDER_ENCSINK_FILT,
 510         _MMCAMCORDER_ENCSINK_ENCBIN,
 511         _MMCAMCORDER_ENCSINK_AQUE,
 512         _MMCAMCORDER_ENCSINK_CONV,
 513         _MMCAMCORDER_ENCSINK_AENC,
 514         _MMCAMCORDER_ENCSINK_AENC_QUE,
 515         _MMCAMCORDER_ENCSINK_VQUE,
 516         _MMCAMCORDER_ENCSINK_VCONV,
 517         _MMCAMCORDER_ENCSINK_VENC,
 518         _MMCAMCORDER_ENCSINK_VENC_QUE,
 519         _MMCAMCORDER_ENCSINK_ITOG,
 520         _MMCAMCORDER_ENCSINK_ICROP,
 521         _MMCAMCORDER_ENCSINK_ISCALE,
 522         _MMCAMCORDER_ENCSINK_IFILT,
 523         _MMCAMCORDER_ENCSINK_IQUE,
 524         _MMCAMCORDER_ENCSINK_IENC,
 525         _MMCAMCORDER_ENCSINK_MUX,
 526         _MMCAMCORDER_ENCSINK_SINK,
 527
 528         _MMCAMCORDER_ENCODE_PIPELINE_ELEMENT_NUM,
 529 } _MMCAMCORDER_ENCODE_PIPELINE_ELELMENT;
 530
 531 typedef enum {
 532         _MMCAMCORDER_TASK_THREAD_STATE_NONE,
 533         _MMCAMCORDER_TASK_THREAD_STATE_SOUND_PLAY_START,
 534         _MMCAMCORDER_TASK_THREAD_STATE_SOUND_SOLO_PLAY_START,
 535         _MMCAMCORDER_TASK_THREAD_STATE_ENCODE_PIPE_CREATE,
 536         _MMCAMCORDER_TASK_THREAD_STATE_CHECK_CAPTURE_IN_RECORDING,
 537         _MMCAMCORDER_TASK_THREAD_STATE_EXIT,
 538 } _MMCamcorderTaskThreadState;
 539
 540 /**
 541  * System state change cause
 542  */
 543 typedef enum {
 544         _MMCAMCORDER_STATE_CHANGE_NORMAL = 0,
 545         _MMCAMCORDER_STATE_CHANGE_BY_ASM,
 546         _MMCAMCORDER_STATE_CHANGE_BY_RM,
 547         _MMCAMCORDER_STATE_CHANGE_BY_DPM
 548 } _MMCamcorderStateChange;
 549
 550
 551 /*=======================================================================================
 552 | STRUCTURE DEFINITIONS                                                                 |
 553 ========================================================================================*/
 554 /**
 555  * MMCamcorder Gstreamer Element
 556  */
 557 typedef struct {
 558         unsigned int id;                /**< Gstreamer piplinem element name */
 559         GstElement *gst;                /**< Gstreamer element */
 560 } _MMCamcorderGstElement;
 561
 562 /**
 563  * MMCamcorder information for KPI measurement
 564  */
 565 typedef struct {
 566         int current_fps;                /**< current fps of this second */
 567         int average_fps;                /**< average fps  */
 568         unsigned int video_framecount;  /**< total number of video frame */
 569         unsigned int last_framecount;   /**< total number of video frame in last measurement */
 570         struct timeval init_video_time; /**< time when start to measure */
 571         struct timeval last_video_time; /**< last measurement time */
 572 } _MMCamcorderKPIMeasure;
 573
 574 /**
 575  * MMCamcorder information for Multi-Thread Safe
 576  */
 577 typedef struct {
 578         GMutex lock;                    /**< Mutex (for general use) */
 579         GCond cond;                     /**< Condition (for general use) */
 580         GMutex cmd_lock;                /**< Mutex (for command) */
 581         GMutex asm_lock;                /**< Mutex (for ASM) */
 582         GMutex state_lock;              /**< Mutex (for state change) */
 583         GMutex gst_state_lock;          /**< Mutex (for gst pipeline state change) */
 584         GMutex gst_encode_state_lock;   /**< Mutex (for gst encode pipeline state change) */
 585         GMutex message_cb_lock;         /**< Mutex (for message callback) */
 586         GMutex vcapture_cb_lock;        /**< Mutex (for video capture callback) */
 587         GMutex vstream_cb_lock;         /**< Mutex (for video stream callback) */
 588         GMutex astream_cb_lock;         /**< Mutex (for audio stream callback) */
 589 } _MMCamcorderMTSafe;
 590
 591 /**
 592  * MMCamcorder Sub Context
 593  */
 594 typedef struct {
 595         bool isMaxsizePausing;                  /**< Because of size limit, pipeline is paused. */
 596         bool isMaxtimePausing;                  /**< Because of time limit, pipeline is paused. */
 597         int element_num;                        /**< count of element */
 598         int encode_element_num;                 /**< count of encode element */
 599         int cam_stability_count;                /**< camsensor stability count. the count of frame will drop */
 600         GstClockTime pipeline_time;             /**< current time of Gstreamer Pipeline */
 601         GstClockTime pause_time;                /**< amount of time while pipeline is in PAUSE state.*/
 602         GstClockTime stillshot_time;            /**< pipeline time of capturing moment*/
 603         gboolean is_modified_rate;              /**< whether recording motion rate is modified or not */
 604         gboolean ferror_send;                   /**< file write/seek error **/
 605         guint ferror_count;                     /**< file write/seek error count **/
 606         GstClockTime previous_slot_time;
 607         int display_interval;                   /**< This value is set as 'GST_SECOND / display FPS' */
 608         gboolean bget_eos;                      /**< Whether getting EOS */
 609         gboolean bencbin_capture;               /**< Use Encodebin for capturing */
 610         gboolean audio_disable;                 /**< whether audio is disabled or not when record */
 611         int videosrc_rotate;                    /**< rotate of videosrc */
 612
 613         /* For dropping video frame when start recording */
 614         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. */
 615         int pass_first_vframe;                  /**< When this value is bigger than zero, MSL won't drop video frame though "drop_vframe" is bigger then zero. */
 616
 617         /* INI information */
 618         unsigned int fourcc;                    /**< Get fourcc value of camera INI file */
 619         _MMCamcorderImageInfo *info_image;      /**< extra information for image capture */
 620         _MMCamcorderVideoInfo *info_video;      /**< extra information for video recording */
 621         _MMCamcorderAudioInfo *info_audio;      /**< extra information for audio recording */
 622
 623         _MMCamcorderGstElement *element;        /**< array of preview element */
 624         _MMCamcorderGstElement *encode_element; /**< array of encode element */
 625         _MMCamcorderKPIMeasure kpi;             /**< information related with performance measurement */
 626
 627         type_element *VideosinkElement;         /**< configure data of videosink element */
 628         type_element *VideoconvertElement;      /**< configure data of videoconvert element */
 629         type_element *VideodecoderElementH264;  /**< configure data of video decoder element for H.264 format */
 630         gboolean SensorEncodedCapture;          /**< whether camera sensor support encoded image capture */
 631         gboolean internal_encode;               /**< whether use internal encoding function */
 632 } _MMCamcorderSubContext;
 633
 634 /**
 635   * _MMCamcorderContext
 636   */
 637 typedef struct mmf_camcorder {
 638         /* information */
 639         int type;               /**< mmcamcorder_mode_type */
 640         int device_type;        /**< device type */
 641         int state;              /**< state of camcorder */
 642         int target_state;       /**< Target state that want to set. This is a flag that
 643                                    * stands for async state changing. If this value differ from state,
 644                                    * it means state is changing now asychronously. */
 645
 646         /* handles */
 647         MMHandleType attributes;               /**< Attribute handle */
 648         _MMCamcorderSubContext *sub_context;   /**< sub context */
 649         mm_exif_info_t *exif_info;             /**< EXIF */
 650         GList *buffer_probes;                  /**< a list of buffer probe handle */
 651         GList *event_probes;                   /**< a list of event probe handle */
 652         GList *signals;                        /**< a list of signal handle */
 653 #ifdef _MMCAMCORDER_ENABLE_IDLE_MESSAGE_CALLBACK
 654         GList *msg_data;                       /**< a list of msg data */
 655 #endif /* _MMCAMCORDER_ENABLE_IDLE_MESSAGE_CALLBACK */
 656         camera_conf *conf_main;                /**< Camera configure Main structure */
 657         camera_conf *conf_ctrl;                /**< Camera configure Control structure */
 658         guint pipeline_cb_event_id;            /**< Event source ID of pipeline message callback */
 659         guint encode_pipeline_cb_event_id;     /**< Event source ID of encode pipeline message callback */
 660         guint setting_event_id;                /**< Event source ID of attributes setting to sensor */
 661         SOUND_INFO snd_info;                   /**< Sound handle for multishot capture */
 662
 663         /* callback handlers */
 664         MMMessageCallback msg_cb;                               /**< message callback */
 665         void *msg_cb_param;                                     /**< message callback parameter */
 666         mm_camcorder_video_stream_callback vstream_cb;          /**< Video stream callback */
 667         void *vstream_cb_param;                                 /**< Video stream callback parameter */
 668         mm_camcorder_audio_stream_callback astream_cb;          /**< Audio stream callback */
 669         void *astream_cb_param;                                 /**< Audio stream callback parameter */
 670         mm_camcorder_video_capture_callback vcapture_cb;        /**< Video capture callback */
 671         void *vcapture_cb_param;                                /**< Video capture callback parameter */
 672         int (*command)(MMHandleType, int);                      /**< camcorder's command */
 673
 674         /* etc */
 675         mm_cam_attr_construct_info *cam_attrs_const_info;       /**< attribute info */
 676         conf_info_table* conf_main_info_table[CONFIGURE_CATEGORY_MAIN_NUM]; /** configure info table - MAIN category */
 677         conf_info_table* conf_ctrl_info_table[CONFIGURE_CATEGORY_CTRL_NUM]; /** configure info table - CONTROL category */
 678         int conf_main_category_size[CONFIGURE_CATEGORY_MAIN_NUM]; /** configure info table size - MAIN category */
 679         int conf_ctrl_category_size[CONFIGURE_CATEGORY_CTRL_NUM]; /** configure info table size - CONTROL category */
 680         _MMCamcorderMTSafe mtsafe;                              /**< Thread safe */
 681         int state_change_by_system;                             /**< MSL changes its state by itself because of system */
 682         GMutex restart_preview_lock;                            /**< Capture sound mutex */
 683         int use_zero_copy_format;                               /**< Whether use zero copy format for camera input */
 684         int support_media_packet_preview_cb;                    /**< Whether support zero copy format for camera input */
 685         int shutter_sound_policy;                               /**< shutter sound policy */
 686         int brightness_default;                                 /**< default value of brightness */
 687         int brightness_step_denominator;                        /**< denominator of brightness bias step */
 688         int support_zsl_capture;                                /**< support Zero Shutter Lag capture */
 689         char *model_name;                                       /**< model name from system info */
 690         char *software_version;                                 /**< software_version from system info */
 691         int capture_sound_count;                                /**< count for capture sound */
 692         char *root_directory;                                   /**< Root directory for device */
 693         int resolution_changed;                                 /**< Flag for preview resolution change */
 694         int sound_focus_register;                               /**< Use sound focus internally */
 695         int sound_focus_id;                                     /**< id for sound focus */
 696         int sound_focus_watch_id;                               /**< id for sound focus watch */
 697         int interrupt_code;                                     /**< Interrupt code */
 698         int acquired_focus;                                     /**< Current acquired focus */
 699         int session_type;                                       /**< Session type */
 700         int session_flags;                                      /**< Session flags */
 701         int recreate_decoder;                                   /**< Flag of decoder element recreation for encoded preview format */
 702
 703         _MMCamcorderInfoConverting caminfo_convert[CAMINFO_CONVERT_NUM];        /**< converting structure of camera info */
 704         _MMCamcorderEnumConvert enum_conv[ENUM_CONVERT_NUM];                    /**< enum converting list that is modified by ini info */
 705
 706         gboolean capture_in_recording;                          /**< Flag for capture while recording */
 707
 708         gboolean error_occurs;                                  /**< flag for error */
 709         int error_code;                                         /**< error code for internal gstreamer error */
 710
 711         /* task thread */
 712         GThread *task_thread;                                   /**< thread for task */
 713         GMutex task_thread_lock;                                /**< mutex for task thread */
 714         GCond task_thread_cond;                                 /**< cond for task thread */
 715         _MMCamcorderTaskThreadState task_thread_state;          /**< state of task thread */
 716
 717         /* resource manager for H/W resources */
 718         MMCamcorderResourceManager resource_manager;
 719
 720         /* gdbus */
 721         GDBusConnection *gdbus_conn;                            /**< gdbus connection */
 722         _MMCamcorderGDbusCbInfo gdbus_info_sound;               /**< Informations for the gbus cb of sound play */
 723         _MMCamcorderGDbusCbInfo gdbus_info_solo_sound;          /**< Informations for the gbus cb of solo sound play */
 724
 725         /* DPM(device policy manager) */
 726         dpm_context_h dpm_context;                              /**< DPM context handle */
 727         dpm_restriction_policy_h dpm_policy;                    /**< DPM restriction policy handle */
 728         int dpm_camera_cb_id;                                   /**< DPM camera policy changed callback id */
 729
 730         int reserved[4];                                        /**< reserved */
 731 } mmf_camcorder_t;
 732
 733 /*=======================================================================================
 734 | EXTERN GLOBAL VARIABLE                                                                |
 735 ========================================================================================*/
 736
 737 /*=======================================================================================
 738 | GLOBAL FUNCTION PROTOTYPES                                                            |
 739 ========================================================================================*/
 740 /**
 741  *      This function creates camcorder for capturing still image and recording.
 742  *
 743  *      @param[out]     handle          Specifies the camcorder  handle
 744  *      @param[in]      info            Preset information of camcorder
 745  *      @return         This function returns zero on success, or negative value with error code.
 746  *      @remarks        When this function calls successfully, camcorder  handle will be filled with a @n
 747  *                      valid value and the state of  the camcorder  will become MM_CAMCORDER_STATE_NULL.@n
 748  *                      Note that  it's not ready to working camcorder. @n
 749  *                      You should call mmcamcorder_realize before starting camcorder.
 750  *      @see            _mmcamcorder_create
 751  */
 752 int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info);
 753
 754 /**
 755  *      This function destroys instance of camcorder.
 756  *
 757  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 758  *      @return         This function returns zero on success, or negative value with error code.
 759  *      @see            _mmcamcorder_create
 760  */
 761 int _mmcamcorder_destroy(MMHandleType hcamcorder);
 762
 763 /**
 764  *      This function allocates memory for camcorder.
 765  *
 766  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 767  *      @return         This function returns zero on success, or negative value with error code.
 768  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_NULL @n
 769  *                      and  the state of the camcorder  will become MM_CAMCORDER_STATE_READY. @n
 770  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 771  *      @see            _mmcamcorder_unrealize
 772  *      @pre            MM_CAMCORDER_STATE_NULL
 773  *      @post           MM_CAMCORDER_STATE_READY
 774  */
 775 int _mmcamcorder_realize(MMHandleType hcamcorder);
 776
 777 /**
 778  *      This function free allocated memory for camcorder.
 779  *
 780  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 781  *      @return         This function returns zero on success, or negative value with error code.
 782  *      @remarks        This function release all resources which are allocated for the camcorder engine.@n
 783  *                      This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 784  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_NULL. @n
 785  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 786  *      @see            _mmcamcorder_realize
 787  *      @pre            MM_CAMCORDER_STATE_READY
 788  *      @post           MM_CAMCORDER_STATE_NULL
 789  */
 790 int _mmcamcorder_unrealize(MMHandleType hcamcorder);
 791
 792 /**
 793  *      This function is to start previewing.
 794  *
 795  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 796  *      @return         This function returns zero on success, or negative value with error code.
 797  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 798  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 799  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 800  *      @see            _mmcamcorder_stop
 801  */
 802 int _mmcamcorder_start(MMHandleType hcamcorder);
 803
 804 /**
 805  *      This function is to stop previewing.
 806  *
 807  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 808  *      @return         This function returns zero on success, or negative value with error code.
 809  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and  @n
 810  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_READY.@n
 811  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 812  *      @see            _mmcamcorder_start
 813  */
 814 int _mmcamcorder_stop(MMHandleType hcamcorder);
 815
 816 /**
 817  *      This function to start capturing of still images.
 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_PREPARE and @n
 822  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_CAPTURING. @n
 823  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 824  *      @see            _mmcamcorder_capture_stop
 825  */
 826 int _mmcamcorder_capture_start(MMHandleType hcamcorder);
 827
 828 /**
 829  *      This function is to stop capturing still images.
 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 MM_CAMCORDER_STATE_CAPTURING and @n
 834  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 835  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 836  *      @see            _mmcamcorder_capture_start
 837  */
 838 int _mmcamcorder_capture_stop(MMHandleType hcamcorder);
 839
 840 /**
 841  *      This function is to start  video and audio recording.
 842  *
 843  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 844  *      @return         This function returns zero on success, or negative value with error code.
 845  *      @remarks        This function can  be called successfully when current state is @n
 846  *                      MM_CAMCORDER_STATE_PREPARE or MM_CAMCORDER_STATE_PAUSED and  @n
 847  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_RECORDING.@n
 848  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 849  *      @see            _mmcamcorder_pause
 850  */
 851 int _mmcamcorder_record(MMHandleType hcamcorder);
 852
 853 /**
 854  *      This function is to pause video and audio recording
 855  *
 856  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 857  *      @return         This function returns zero on success, or negative value with error code.
 858  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_RECORDING and  @n
 859  *                      the  state of the camcorder  will become MM_CAMCORDER_STATE_PAUSED.@n
 860  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.@n
 861  *      @see            _mmcamcorder_record
 862  */
 863 int _mmcamcorder_pause(MMHandleType hcamcorder);
 864
 865 /**
 866  *      This function is to stop video and audio  recording and  save results.
 867  *
 868  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 869  *      @return         This function returns zero on success, or negative value with error code.
 870  *      @remarks        This function can  be called successfully when current state is @n
 871  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 872  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 873  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION
 874  *      @see            _mmcamcorder_cancel
 875  */
 876 int _mmcamcorder_commit(MMHandleType hcamcorder);
 877
 878 /**
 879  *      This function is to stop video and audio recording and do not save results.
 880  *
 881  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 882  *      @return         This function returns zero on success, or negative value with error code.
 883  *      @remarks        This function can  be called successfully when current state is @n
 884  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 885  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 886  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 887  *      @see            _mmcamcorder_commit
 888  */
 889 int _mmcamcorder_cancel(MMHandleType hcamcorder);
 890
 891 /**
 892  *      This function calls after commiting action finished asynchronously.
 893  *      In this function, remaining process , such as state change, happens.
 894  *
 895  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 896  *      @return         This function returns zero on success, or negative value with error code.
 897  *      @remarks        This function can  be called successfully when current state is @n
 898  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 899  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 900  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 901  *      @see            _mmcamcorder_commit
 902  */
 903 int _mmcamcorder_commit_async_end(MMHandleType hcamcorder);
 904
 905 /**
 906  *      This function is to set callback for receiving messages from camcorder.
 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  *      @remarks        typedef bool (*mm_message_callback) (int msg, mm_messageType *param, void *user_param);@n
 914  *              @n
 915  *              typedef union                           @n
 916  *              {                                                       @n
 917  *                      int code;                               @n
 918  *                      struct                                  @n
 919  *                      {                                               @n
 920  *                              int total;                      @n
 921  *                              int elapsed;            @n
 922  *                      } time;                                 @n
 923  *                      struct                                  @n
 924  *                      {                                               @n
 925  *                              int previous;           @n
 926  *                              int current;                    @n
 927  *                      } state;                                        @n
 928  *              } mm_message_type;      @n
 929  *                                                                      @n
 930  *              If a  message value for mm_message_callback is MM_MESSAGE_STATE_CHANGED, @n
 931  *              state value in mm_message_type  will be a mmcamcorder_state_type enum value;@n
 932  *              @n
 933  *              If  a message value for mm_message_callback is MM_MESSAGE_ERROR,  @n
 934  *              the code value in mm_message_type will be a mmplayer_error_type enum value;
 935  *
 936  *      @see            mm_message_type,  mmcamcorder_state_type,  mmcamcorder_error_type
 937  */
 938 int _mmcamcorder_set_message_callback(MMHandleType hcamcorder,
 939                                       MMMessageCallback callback,
 940                                       void *user_data);
 941
 942 /**
 943  *      This function is to set callback for video stream.
 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_stream_callback(MMHandleType hcamcorder,
 953                                            mm_camcorder_video_stream_callback callback,
 954                                            void *user_data);
 955
 956 /**
 957  *      This function is to set callback for audio stream.
 958  *
 959  *      @param[in]      hcamcorder      Specifies the camcorder handle
 960  *      @param[in]      callback        Specifies the function pointer of callback function
 961  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 962  *
 963  *      @return         This function returns zero on success, or negative value with error code.
 964  *      @see            mmcamcorder_error_type
 965  */
 966 int _mmcamcorder_set_audio_stream_callback(MMHandleType handle,
 967                                            mm_camcorder_audio_stream_callback callback,
 968                                            void *user_data);
 969
 970 /**
 971  *      This function is to set callback for video capture.
 972  *
 973  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 974  *      @param[in]      callback        Specifies the function pointer of callback function
 975  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 976  *
 977  *      @return         This function returns zero on success, or negative value with error code.
 978  *      @see            mmcamcorder_error_type
 979  */
 980 int _mmcamcorder_set_video_capture_callback(MMHandleType hcamcorder,
 981                                             mm_camcorder_video_capture_callback callback,
 982                                             void *user_data);
 983
 984 /**
 985  *      This function returns current state of camcorder, or negative value with error code.
 986  *
 987  *      @param[in]      hcamcorder      Specifies the camcorder  handle.
 988  *      @return         This function returns current state of camcorder, or negative value with error code.
 989  *      @see            mmcamcorder_state_type
 990  */
 991 int _mmcamcorder_get_current_state(MMHandleType hcamcorder);
 992
 993 int _mmcamcorder_init_focusing(MMHandleType handle);
 994 int _mmcamcorder_adjust_focus(MMHandleType handle, int direction);
 995 int _mmcamcorder_adjust_manual_focus(MMHandleType handle, int direction);
 996 int _mmcamcorder_adjust_auto_focus(MMHandleType handle);
 997 int _mmcamcorder_stop_focusing(MMHandleType handle);
 998
 999 /**
1000  * This function gets current state of camcorder.
1001  *
1002  * @param       void
1003  * @return      This function returns state of current camcorder context
1004  * @remarks
1005  * @see         _mmcamcorder_set_state()
1006  *
1007  */
1008 int _mmcamcorder_streamer_init(void);
1009
1010 /**
1011  * This function gets current state of camcorder.
1012  *
1013  * @param       void
1014  * @return      This function returns state of current camcorder context
1015  * @remarks
1016  * @see         _mmcamcorder_set_state()
1017  *
1018  */
1019 int _mmcamcorder_display_init(void);
1020
1021 /**
1022  * This function gets current state of camcorder.
1023  *
1024  * @param[in]   handle          Handle of camcorder context.
1025  * @return      This function returns state of current camcorder context
1026  * @remarks
1027  * @see         _mmcamcorder_set_state()
1028  *
1029  */
1030 int _mmcamcorder_get_state(MMHandleType handle);
1031
1032 /**
1033  * This function sets new state of camcorder.
1034  *
1035  * @param[in]   handle          Handle of camcorder context.
1036  * @param[in]   state           setting state value of camcorder.
1037  * @return      void
1038  * @remarks
1039  * @see         _mmcamcorder_get_state()
1040  *
1041  */
1042 void _mmcamcorder_set_state(MMHandleType handle, int state);
1043
1044 /**
1045  * This function gets asynchronous status of MSL Camcroder.
1046  *
1047  * @param[in]   handle          Handle of camcorder context.
1048  * @param[in]   target_state    setting target_state value of camcorder.
1049  * @return      This function returns asynchrnous state.
1050  * @remarks
1051  * @see         _mmcamcorder_set_async_state()
1052  *
1053  */
1054 int _mmcamcorder_get_async_state(MMHandleType handle);
1055
1056 /**
1057  * This function allocates structure of subsidiary attributes.
1058  *
1059  * @param[in]   type            Allocation type of camcorder context.
1060  * @return      This function returns structure pointer on success, NULL value on failure.
1061  * @remarks
1062  * @see         _mmcamcorder_dealloc_subcontext()
1063  *
1064  */
1065 _MMCamcorderSubContext *_mmcamcorder_alloc_subcontext(int type);
1066
1067 /**
1068  * This function releases structure of subsidiary attributes.
1069  *
1070  * @param[in]   sc              Handle of camcorder subcontext.
1071  * @return      void
1072  * @remarks
1073  * @see         _mmcamcorder_alloc_subcontext()
1074  *
1075  */
1076 void _mmcamcorder_dealloc_subcontext(_MMCamcorderSubContext *sc);
1077
1078 /**
1079  * This function sets command function according to the type.
1080  *
1081  * @param[in]   handle          Handle of camcorder context.
1082  * @param[in]   type            Allocation type of camcorder context.
1083  * @return      This function returns MM_ERROR_NONE on success, or other values with error code.
1084  * @remarks
1085  * @see         __mmcamcorder_video_command(), __mmcamcorder_audio_command(), __mmcamcorder_image_command()
1086  *
1087  */
1088 int _mmcamcorder_set_functions(MMHandleType handle, int type);
1089
1090 /**
1091  * This function is callback function of main pipeline.
1092  * Once this function is registered with certain pipeline using gst_bus_add_watch(),
1093  * this callback will be called every time when there is upcomming message from pipeline.
1094  * Basically, this function is used as error handling function, now.
1095  *
1096  * @param[in]   bus             pointer of buf that called this function.
1097  * @param[in]   message         callback message from pipeline.
1098  * @param[in]   data            user data.
1099  * @return      This function returns true on success, or false value with error
1100  * @remarks
1101  * @see         __mmcamcorder_create_preview_pipeline()
1102  *
1103  */
1104 gboolean _mmcamcorder_pipeline_cb_message(GstBus *bus, GstMessage *message, gpointer data);
1105
1106 /**
1107  * This function is callback function of main pipeline.
1108  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1109  * this callback will be called every time when there is upcomming message from pipeline.
1110  * Basically, this function is used as sync error handling function, now.
1111  *
1112  * @param[in]   bus             pointer of buf that called this function.
1113  * @param[in]   message         callback message from pipeline.
1114  * @param[in]   data            user data.
1115  * @return      This function returns true on success, or false value with error
1116  * @remarks
1117  * @see         __mmcamcorder_create_preview_pipeline()
1118  *
1119  */
1120 GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1121
1122 /**
1123  * This function is callback function of main pipeline.
1124  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1125  * this callback will be called every time when there is upcomming message from pipeline.
1126  * Basically, this function is used as sync error handling function, now.
1127  *
1128  * @param[in]   bus             pointer of buf that called this function.
1129  * @param[in]   message         callback message from pipeline.
1130  * @param[in]   data            user data.
1131  * @return      This function returns true on success, or false value with error
1132  * @remarks
1133  * @see         __mmcamcorder_create_audiop_with_encodebin()
1134  *
1135  */
1136 GstBusSyncReply _mmcamcorder_audio_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1137
1138
1139 /**
1140  * This function create main pipeline according to type.
1141  *
1142  * @param[in]   handle          Handle of camcorder context.
1143  * @param[in]   type            Allocation type of camcorder context.
1144  * @return      This function returns zero on success, or negative value with error code.
1145  * @remarks
1146  * @see         _mmcamcorder_destroy_pipeline()
1147  *
1148  */
1149 int _mmcamcorder_create_pipeline(MMHandleType handle, int type);
1150
1151 /**
1152  * This function release all element of main pipeline according to type.
1153  *
1154  * @param[in]   handle          Handle of camcorder context.
1155  * @param[in]   type            Allocation type of camcorder context.
1156  * @return      void
1157  * @remarks
1158  * @see         _mmcamcorder_create_pipeline()
1159  *
1160  */
1161 void _mmcamcorder_destroy_pipeline(MMHandleType handle, int type);
1162
1163 /**
1164  * This function sets gstreamer element status.
1165  * If the gstreamer fails to set status or returns asynchronous mode,
1166  * this function waits for state changed until timeout expired.
1167  *
1168  * @param[in]   pipeline        Pointer of pipeline
1169  * @param[in]   target_state    newly setting status
1170  * @return      This function returns zero on success, or negative value with error code.
1171  * @remarks
1172  * @see
1173  *
1174  */
1175 int _mmcamcorder_gst_set_state(MMHandleType handle, GstElement *pipeline, GstState target_state);
1176
1177 /**
1178  * This function sets gstreamer element status, asynchronously.
1179  * Regardless of processing, it returns immediately.
1180  *
1181  * @param[in]   pipeline        Pointer of pipeline
1182  * @param[in]   target_state    newly setting status
1183  * @return      This function returns zero on success, or negative value with error code.
1184  * @remarks
1185  * @see
1186  *
1187  */
1188 int _mmcamcorder_gst_set_state_async(MMHandleType handle, GstElement *pipeline, GstState target_state);
1189
1190 /* For xvimagesink */
1191 GstBusSyncReply __mmcamcorder_sync_callback(GstBus *bus, GstMessage *message, gulong data);
1192
1193 /* For querying capabilities */
1194 int _mmcamcorder_read_vidsrc_info(int videodevidx, camera_conf **configure_info);
1195
1196 /* for performance check */
1197 void _mmcamcorder_video_current_framerate_init(MMHandleType handle);
1198 int _mmcamcorder_video_current_framerate(MMHandleType handle);
1199 int _mmcamcorder_video_average_framerate(MMHandleType handle);
1200
1201 /* sound focus related function */
1202 void __mmcamcorder_force_stop(mmf_camcorder_t *hcamcorder);
1203 void _mmcamcorder_sound_focus_cb(int id, mm_sound_focus_type_e focus_type,
1204                                  mm_sound_focus_state_e focus_state, const char *reason_for_change,
1205                                  const char *additional_info, void *user_data);
1206 void _mmcamcorder_sound_focus_watch_cb(mm_sound_focus_type_e focus_type, mm_sound_focus_state_e focus_state,
1207                                        const char *reason_for_change, const char *additional_info, void *user_data);
1208
1209 /* device policy manager */
1210 void _mmcamcorder_dpm_camera_policy_changed_cb(const char *name, const char *value, void *user_data);
1211
1212 /* For hand over the server's caps information to client */
1213 int _mmcamcorder_get_video_caps(MMHandleType handle, char **caps);
1214
1215 #ifdef __cplusplus
1216 }
1217 #endif
1218
1219 #endif /* __MM_CAMCORDER_INTERNAL_H__ */