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
  43 #include "mm_camcorder.h"
  44 #include "mm_debug.h"
  45 #include "mm_camcorder_resource.h"
  46
  47 /* camcorder sub module */
  48 #include "mm_camcorder_attribute.h"
  49 #include "mm_camcorder_platform.h"
  50 #include "mm_camcorder_stillshot.h"
  51 #include "mm_camcorder_videorec.h"
  52 #include "mm_camcorder_audiorec.h"
  53 #include "mm_camcorder_gstcommon.h"
  54 #include "mm_camcorder_exifinfo.h"
  55 #include "mm_camcorder_util.h"
  56 #include "mm_camcorder_configure.h"
  57 #include "mm_camcorder_sound.h"
  58
  59 #ifdef __cplusplus
  60 extern "C" {
  61 #endif
  62
  63 /*=======================================================================================
  64 | MACRO DEFINITIONS                                                                     |
  65 ========================================================================================*/
  66 #define _mmcam_dbg_verb(fmt, args...)  debug_verbose (" "fmt"\n", ##args);
  67 #define _mmcam_dbg_log(fmt, args...)   debug_log (" "fmt"\n", ##args);
  68 #define _mmcam_dbg_warn(fmt, args...)  debug_warning (" "fmt"\n", ##args);
  69 #define _mmcam_dbg_err(fmt, args...)   debug_error (" "fmt"\n", ##args);
  70 #define _mmcam_dbg_crit(fmt, args...)  debug_critical (" "fmt"\n", ##args);
  71
  72 /**
  73  *      Macro for checking validity and debugging
  74  */
  75 #define mmf_return_if_fail( expr )      \
  76         if( expr ){}                                    \
  77         else                                            \
  78         {                                                       \
  79                 _mmcam_dbg_err( "failed [%s]", #expr);  \
  80                 return;                                         \
  81         };
  82
  83 /**
  84  *      Macro for checking validity and debugging
  85  */
  86 #define mmf_return_val_if_fail( expr, val )     \
  87         if( expr ){}                                    \
  88         else                                            \
  89         {                                                       \
  90                 _mmcam_dbg_err("failed [%s]", #expr);   \
  91                 return( val );                                          \
  92         };
  93
  94 #ifndef ARRAY_SIZE
  95 /**
  96  *      Macro for getting array size
  97  */
  98 #define ARRAY_SIZE(a) (sizeof((a)) / sizeof((a)[0]))
  99 #endif
 100
 101 /* gstreamer element creation macro */
 102 #define _MMCAMCORDER_PIPELINE_MAKE(sub_context, element, eid, name /*char* */, err) \
 103         if (element[eid].gst != NULL) { \
 104                 _mmcam_dbg_err("The element(Pipeline) is existed. element_id=[%d], name=[%s]", eid, name); \
 105                 gst_object_unref(element[eid].gst); \
 106         } \
 107         element[eid].id = eid; \
 108         element[eid].gst = gst_pipeline_new(name); \
 109         if (element[eid].gst == NULL) { \
 110                 _mmcam_dbg_err("Pipeline creation fail. element_id=[%d], name=[%s]", eid, name); \
 111                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 112                 goto pipeline_creation_error; \
 113         } else { \
 114                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 115         }
 116
 117 #define _MMCAMCORDER_BIN_MAKE(sub_context, element, eid, name /*char* */, err) \
 118         if (element[eid].gst != NULL) { \
 119                 _mmcam_dbg_err("The element(Bin) is existed. element_id=[%d], name=[%s]", eid, name); \
 120                 gst_object_unref(element[eid].gst); \
 121         } \
 122         element[eid].id = eid; \
 123         element[eid].gst = gst_bin_new(name); \
 124         if (element[eid].gst == NULL) { \
 125                 _mmcam_dbg_err("Bin creation fail. element_id=[%d], name=[%s]\n", eid, name); \
 126                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 127                 goto pipeline_creation_error; \
 128         } else { \
 129                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 130         }
 131
 132 #define _MMCAMCORDER_ELEMENT_MAKE(sub_context, element, eid, name /*char* */, nickname /*char* */, elist, err) \
 133         if (element[eid].gst != NULL) { \
 134                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 135                 gst_object_unref(element[eid].gst); \
 136         } \
 137         traceBegin(TTRACE_TAG_CAMERA, "MMCAMCORDER:ELEMENT_MAKE:%s", name); \
 138         element[eid].gst = gst_element_factory_make(name, nickname); \
 139         traceEnd(TTRACE_TAG_CAMERA); \
 140         if (element[eid].gst == NULL) { \
 141                 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s]", eid, name); \
 142                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 143                 goto pipeline_creation_error; \
 144         } else { \
 145                 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 146                 element[eid].id = eid; \
 147                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 148                 err = MM_ERROR_NONE; \
 149         } \
 150         elist = g_list_append(elist, &(element[eid]));
 151
 152 #define _MMCAMCORDER_ELEMENT_MAKE2(sub_context, element, eid, name /*char* */, nickname /*char* */, err) \
 153         if (element[eid].gst != NULL) { \
 154                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 155                 gst_object_unref(element[eid].gst); \
 156         } \
 157         element[eid].gst = gst_element_factory_make(name, nickname); \
 158         if (element[eid].gst == NULL) { \
 159                 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s]", eid, name); \
 160                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 161         } else { \
 162                 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 163                 element[eid].id = eid; \
 164                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 165                 err = MM_ERROR_NONE; \
 166         } \
 167
 168 #define _MMCAMCORDER_ELEMENT_MAKE_IGNORE_ERROR(sub_context, element, eid, name /*char* */, nickname /*char* */, elist) \
 169         if (element[eid].gst != NULL) { \
 170                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 171                 gst_object_unref(element[eid].gst); \
 172         } \
 173         element[eid].gst = gst_element_factory_make(name, nickname); \
 174         if (element[eid].gst == NULL) { \
 175                 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s], but keep going...", eid, name); \
 176         } else { \
 177                 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 178                 element[eid].id = eid; \
 179                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 180                 elist = g_list_append(elist, &(element[eid])); \
 181         }
 182
 183 #define _MMCAMCORDER_ENCODEBIN_ELMGET(sub_context, eid, name /*char* */, err) \
 184         if (sub_context->encode_element[eid].gst != NULL) { \
 185                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 186                 gst_object_unref(sub_context->encode_element[eid].gst); \
 187         } \
 188         sub_context->encode_element[eid].id = eid; \
 189         g_object_get(G_OBJECT(sub_context->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst), name, &(sub_context->encode_element[eid].gst), NULL); \
 190         if (sub_context->encode_element[eid].gst == NULL) { \
 191                 _mmcam_dbg_err("Encode Element get fail. element_id=[%d], name=[%s]", eid, name); \
 192                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 193                 goto pipeline_creation_error; \
 194         } else{ \
 195                 gst_object_unref(sub_context->encode_element[eid].gst); \
 196                 g_object_weak_ref(G_OBJECT(sub_context->encode_element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 197         }
 198
 199 /* GStreamer element remove macro */
 200 #define _MMCAMCORDER_ELEMENT_REMOVE(element, eid) \
 201         if (element[eid].gst != NULL) { \
 202                 gst_object_unref(element[eid].gst); \
 203         }
 204
 205 #define _MM_GST_ELEMENT_LINK_MANY       gst_element_link_many
 206 #define _MM_GST_ELEMENT_LINK            gst_element_link
 207 #define _MM_GST_ELEMENT_LINK_FILTERED   gst_element_link_filtered
 208 #define _MM_GST_ELEMENT_UNLINK          gst_element_unlink
 209 #define _MM_GST_PAD_LINK                gst_pad_link
 210
 211 #define _MM_GST_PAD_LINK_UNREF(srcpad, sinkpad, err, if_fail_goto)\
 212 {\
 213         GstPadLinkReturn ret = GST_PAD_LINK_OK;\
 214         if (srcpad == NULL || sinkpad == NULL) {\
 215                 if (srcpad == NULL) {\
 216                         _mmcam_dbg_err("srcpad is NULL");\
 217                 } else {\
 218                         gst_object_unref(srcpad);\
 219                         srcpad = NULL;\
 220                 }\
 221                 if (sinkpad == NULL) {\
 222                         _mmcam_dbg_err("sinkpad is NULL");\
 223                 } else {\
 224                         gst_object_unref(sinkpad);\
 225                         sinkpad = NULL;\
 226                 }\
 227                 err = MM_ERROR_CAMCORDER_GST_LINK;\
 228                 goto if_fail_goto;\
 229         }\
 230         ret = _MM_GST_PAD_LINK(srcpad, sinkpad);\
 231         if (ret != GST_PAD_LINK_OK) {\
 232                 GstObject *src_parent = gst_pad_get_parent(srcpad);\
 233                 GstObject *sink_parent = gst_pad_get_parent(sinkpad);\
 234                 char *src_name = NULL;\
 235                 char *sink_name = NULL;\
 236                 g_object_get((GObject *)src_parent, "name", &src_name, NULL);\
 237                 g_object_get((GObject *)sink_parent, "name", &sink_name, NULL);\
 238                 _mmcam_dbg_err("src[%s] - sink[%s] link failed", src_name, sink_name);\
 239                 gst_object_unref(src_parent); src_parent = NULL;\
 240                 gst_object_unref(sink_parent); sink_parent = NULL;\
 241                 if (src_name) {\
 242                         free(src_name); src_name = NULL;\
 243                 }\
 244                 if (sink_name) {\
 245                         free(sink_name); sink_name = NULL;\
 246                 }\
 247                 gst_object_unref(srcpad); srcpad = NULL;\
 248                 gst_object_unref(sinkpad); sinkpad = NULL;\
 249                 err = MM_ERROR_CAMCORDER_GST_LINK;\
 250                 goto if_fail_goto;\
 251         }\
 252         gst_object_unref(srcpad); srcpad = NULL;\
 253         gst_object_unref(sinkpad); sinkpad = NULL;\
 254 }
 255
 256 #define _MM_GST_PAD_UNLINK_UNREF( srcpad, sinkpad) \
 257         if (srcpad && sinkpad) { \
 258                 gst_pad_unlink(srcpad, sinkpad); \
 259         } else { \
 260                 _mmcam_dbg_warn("some pad(srcpad:%p,sinkpad:%p) is NULL", srcpad, sinkpad); \
 261         } \
 262         if (srcpad) { \
 263                 gst_object_unref(srcpad); srcpad = NULL; \
 264         } \
 265         if (sinkpad) { \
 266                 gst_object_unref(sinkpad); sinkpad = NULL; \
 267         }
 268
 269 #define _MMCAMCORDER_STATE_SET_COUNT            3               /* checking interval */
 270 #define _MMCAMCORDER_STATE_CHECK_TOTALTIME      5000000L        /* total wating time for state change */
 271 #define _MMCAMCORDER_STATE_CHECK_INTERVAL       (50*1000)       /* checking interval - 50ms*/
 272
 273 /**
 274  * Default videosink type
 275  */
 276 #define _MMCAMCORDER_DEFAULT_VIDEOSINK_TYPE     "VideosinkElementOverlay"
 277
 278 /**
 279  * Default recording motion rate
 280  */
 281 #define _MMCAMCORDER_DEFAULT_RECORDING_MOTION_RATE   1.0
 282
 283 /**
 284  * Total level count of manual focus */
 285 #define _MMFCAMCORDER_FOCUS_TOTAL_LEVEL         8
 286
 287 /**
 288  *      File name length limit
 289  */
 290 #define _MMCamcorder_FILENAME_LEN       (512)
 291
 292 /**
 293  *      Minimum integer value
 294  */
 295 #define _MMCAMCORDER_MIN_INT    (INT_MIN)
 296
 297 /**
 298  *      Maximum integer value
 299  */
 300 #define _MMCAMCORDER_MAX_INT    (INT_MAX)
 301
 302 /**
 303  *      Minimum double value
 304  */
 305 #define _MMCAMCORDER_MIN_DOUBLE (DBL_MIN)
 306
 307 /**
 308  *      Maximum integer value
 309  */
 310 #define _MMCAMCORDER_MAX_DOUBLE (DBL_MAX)
 311
 312 /**
 313  *      Audio timestamp margin (msec)
 314  */
 315 #define _MMCAMCORDER_AUDIO_TIME_MARGIN (300)
 316
 317 /**
 318  *      Functions related with LOCK and WAIT
 319  */
 320 #define _MMCAMCORDER_CAST_MTSAFE(handle)            (((mmf_camcorder_t*)handle)->mtsafe)
 321 #define _MMCAMCORDER_LOCK_FUNC(mutex)               g_mutex_lock(&mutex)
 322 #define _MMCAMCORDER_TRYLOCK_FUNC(mutex)            g_mutex_trylock(&mutex)
 323 #define _MMCAMCORDER_UNLOCK_FUNC(mutex)             g_mutex_unlock(&mutex)
 324
 325 #define _MMCAMCORDER_GET_LOCK(handle)               (_MMCAMCORDER_CAST_MTSAFE(handle).lock)
 326 #define _MMCAMCORDER_LOCK(handle)                   _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 327 #define _MMCAMCORDER_TRYLOCK(handle)                _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 328 #define _MMCAMCORDER_UNLOCK(handle)                 _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 329
 330 #define _MMCAMCORDER_GET_COND(handle)               (_MMCAMCORDER_CAST_MTSAFE(handle).cond)
 331 #define _MMCAMCORDER_WAIT(handle)                   g_cond_wait(&_MMCAMCORDER_GET_COND(handle), &_MMCAMCORDER_GET_LOCK(handle))
 332 #define _MMCAMCORDER_WAIT_UNTIL(handle, timeout)    g_cond_wait_until(&_MMCAMCORDER_GET_COND(handle), &_MMCAMCORDER_GET_LOCK(handle), &end_time)
 333 #define _MMCAMCORDER_SIGNAL(handle)                 g_cond_signal(&_MMCAMCORDER_GET_COND(handle));
 334 #define _MMCAMCORDER_BROADCAST(handle)              g_cond_broadcast(&_MMCAMCORDER_GET_COND(handle));
 335
 336 /* for command */
 337 #define _MMCAMCORDER_GET_CMD_LOCK(handle)           (_MMCAMCORDER_CAST_MTSAFE(handle).cmd_lock)
 338 #define _MMCAMCORDER_LOCK_CMD(handle)               _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 339 #define _MMCAMCORDER_TRYLOCK_CMD(handle)            _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 340 #define _MMCAMCORDER_UNLOCK_CMD(handle)             _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 341
 342 /* for ASM */
 343 #define _MMCAMCORDER_GET_ASM_LOCK(handle)           (_MMCAMCORDER_CAST_MTSAFE(handle).asm_lock)
 344 #define _MMCAMCORDER_LOCK_ASM(handle)               _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 345 #define _MMCAMCORDER_TRYLOCK_ASM(handle)            _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 346 #define _MMCAMCORDER_UNLOCK_ASM(handle)             _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 347
 348 /* for state change */
 349 #define _MMCAMCORDER_GET_STATE_LOCK(handle)         (_MMCAMCORDER_CAST_MTSAFE(handle).state_lock)
 350 #define _MMCAMCORDER_LOCK_STATE(handle)             _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 351 #define _MMCAMCORDER_TRYLOCK_STATE(handle)          _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 352 #define _MMCAMCORDER_UNLOCK_STATE(handle)           _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 353
 354 /* for gstreamer state change */
 355 #define _MMCAMCORDER_GET_GST_STATE_LOCK(handle)     (_MMCAMCORDER_CAST_MTSAFE(handle).gst_state_lock)
 356 #define _MMCAMCORDER_LOCK_GST_STATE(handle)         _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 357 #define _MMCAMCORDER_TRYLOCK_GST_STATE(handle)      _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 358 #define _MMCAMCORDER_UNLOCK_GST_STATE(handle)       _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 359
 360 #define _MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).gst_encode_state_lock)
 361 #define _MMCAMCORDER_LOCK_GST_ENCODE_STATE(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 362 #define _MMCAMCORDER_TRYLOCK_GST_ENCODE_STATE(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 363 #define _MMCAMCORDER_UNLOCK_GST_ENCODE_STATE(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 364
 365 /* for setting/calling callback */
 366 #define _MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).message_cb_lock)
 367 #define _MMCAMCORDER_LOCK_MESSAGE_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 368 #define _MMCAMCORDER_TRYLOCK_MESSAGE_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 369 #define _MMCAMCORDER_UNLOCK_MESSAGE_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 370
 371 #define _MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle)     (_MMCAMCORDER_CAST_MTSAFE(handle).vcapture_cb_lock)
 372 #define _MMCAMCORDER_LOCK_VCAPTURE_CALLBACK(handle)         _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 373 #define _MMCAMCORDER_TRYLOCK_VCAPTURE_CALLBACK(handle)      _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 374 #define _MMCAMCORDER_UNLOCK_VCAPTURE_CALLBACK(handle)       _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 375
 376 #define _MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).vstream_cb_lock)
 377 #define _MMCAMCORDER_LOCK_VSTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 378 #define _MMCAMCORDER_TRYLOCK_VSTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 379 #define _MMCAMCORDER_UNLOCK_VSTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 380
 381 #define _MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).astream_cb_lock)
 382 #define _MMCAMCORDER_LOCK_ASTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 383 #define _MMCAMCORDER_TRYLOCK_ASTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 384 #define _MMCAMCORDER_UNLOCK_ASTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 385
 386 /**
 387  * Caster of main handle (camcorder)
 388  */
 389 #define MMF_CAMCORDER(h) (mmf_camcorder_t *)(h)
 390
 391 /**
 392  * Caster of subcontext
 393  */
 394 #define MMF_CAMCORDER_SUBCONTEXT(h) (((mmf_camcorder_t *)(h))->sub_context)
 395
 396 /* LOCAL CONSTANT DEFINITIONS */
 397 /**
 398  * Total Numbers of Attribute values.
 399  * If you increase any enum of attribute values, you also have to increase this.
 400  */
 401 #define MM_CAMCORDER_MODE_NUM                   3       /**< Number of mode type */
 402 #define MM_CAMCORDER_COLOR_TONE_NUM             30      /**< Number of color-tone modes */
 403 #define MM_CAMCORDER_WHITE_BALANCE_NUM          10      /**< Number of WhiteBalance modes*/
 404 #define MM_CAMCORDER_SCENE_MODE_NUM             16      /**< Number of program-modes */
 405 #define MM_CAMCORDER_FOCUS_MODE_NUM             6       /**< Number of focus mode*/
 406 #define MM_CAMCORDER_AUTO_FOCUS_NUM             5       /**< Total count of auto focus type*/
 407 #define MM_CAMCORDER_FOCUS_STATE_NUM            4       /**< Number of focus state */
 408 #define MM_CAMCORDER_ISO_NUM                    10      /**< Number of ISO */
 409 #define MM_CAMCORDER_AUTO_EXPOSURE_NUM          9       /**< Number of Auto exposure type */
 410 #define MM_CAMCORDER_WDR_NUM                    3       /**< Number of wide dynamic range */
 411 #define MM_CAMCORDER_FLIP_NUM                   4       /**< Number of Filp mode */
 412 #define MM_CAMCORDER_ROTATION_NUM               4       /**< Number of Rotation mode */
 413 #define MM_CAMCORDER_AHS_NUM                    4       /**< Number of anti-handshake */
 414 #define MM_CAMCORDER_VIDEO_STABILIZATION_NUM    2       /**< Number of video stabilization */
 415 #define MM_CAMCORDER_HDR_CAPTURE_NUM            3       /**< Number of HDR capture mode */
 416 #define MM_CAMCORDER_GEOMETRY_METHOD_NUM        5       /**< Number of geometry method */
 417 #define MM_CAMCORDER_TAG_ORT_NUM                8       /**< Number of tag orientation */
 418 #define MM_CAMCORDER_STROBE_MODE_NUM            8       /**< Number of strobe mode type */
 419 #define MM_CAMCORDER_STROBE_CONTROL_NUM         3       /**< Number of strobe control type */
 420 #define MM_CAMCORDER_DETECT_MODE_NUM            2       /**< Number of detect mode type */
 421
 422 /*=======================================================================================
 423 | ENUM DEFINITIONS                                                                      |
 424 ========================================================================================*/
 425 /**
 426  * Command for Camcorder.
 427  */
 428 enum {
 429         /* Command for Video/Audio recording */
 430         _MMCamcorder_CMD_RECORD,
 431         _MMCamcorder_CMD_PAUSE,
 432         _MMCamcorder_CMD_CANCEL,
 433         _MMCamcorder_CMD_COMMIT,
 434
 435         /* Command for Image capture */
 436         _MMCamcorder_CMD_CAPTURE,
 437
 438         /* Command for Preview(Video/Image only effective) */
 439         _MMCamcorder_CMD_PREVIEW_START,
 440         _MMCamcorder_CMD_PREVIEW_STOP,
 441 };
 442
 443 /**
 444  * Still-shot type
 445  */
 446 enum {
 447         _MMCamcorder_SINGLE_SHOT,
 448         _MMCamcorder_MULTI_SHOT,
 449 };
 450
 451 /**
 452  * Enumerations for manual focus direction.
 453  * If focusing mode is not "MM_CAMCORDER_AF_MODE_MANUAL", this value will be ignored.
 454  */
 455 enum MMCamcorderMfLensDir {
 456         MM_CAMCORDER_MF_LENS_DIR_FORWARD = 1,   /**< Focus direction to forward */
 457         MM_CAMCORDER_MF_LENS_DIR_BACKWARD,      /**< Focus direction to backward */
 458         MM_CAMCORDER_MF_LENS_DIR_NUM,           /**< Total number of the directions */
 459 };
 460
 461 /**
 462  * Camcorder Pipeline's Element name.
 463  * @note index of element.
 464  */
 465 typedef enum {
 466         _MMCAMCORDER_NONE = (-1),
 467
 468         /* Main Pipeline Element */
 469         _MMCAMCORDER_MAIN_PIPE = 0x00,
 470
 471         /* Pipeline element of Video input */
 472         _MMCAMCORDER_VIDEOSRC_SRC,
 473         _MMCAMCORDER_VIDEOSRC_FILT,
 474         _MMCAMCORDER_VIDEOSRC_CLS_QUE,
 475         _MMCAMCORDER_VIDEOSRC_CLS,
 476         _MMCAMCORDER_VIDEOSRC_CLS_FILT,
 477         _MMCAMCORDER_VIDEOSRC_QUE,
 478         _MMCAMCORDER_VIDEOSRC_DECODE,
 479
 480         /* Pipeline element of Video output */
 481         _MMCAMCORDER_VIDEOSINK_QUE,
 482         _MMCAMCORDER_VIDEOSINK_SINK,
 483
 484         _MMCAMCORDER_PIPELINE_ELEMENT_NUM,
 485 } _MMCAMCORDER_PREVIEW_PIPELINE_ELELMENT;
 486
 487 /**
 488  * Camcorder Pipeline's Element name.
 489  * @note index of element.
 490  */
 491 typedef enum {
 492         _MMCAMCORDER_ENCODE_NONE = (-1),
 493
 494         /* Main Pipeline Element */
 495         _MMCAMCORDER_ENCODE_MAIN_PIPE = 0x00,
 496
 497         /* Pipeline element of Audio input */
 498         _MMCAMCORDER_AUDIOSRC_BIN,
 499         _MMCAMCORDER_AUDIOSRC_SRC,
 500         _MMCAMCORDER_AUDIOSRC_FILT,
 501         _MMCAMCORDER_AUDIOSRC_QUE,
 502         _MMCAMCORDER_AUDIOSRC_CONV,
 503         _MMCAMCORDER_AUDIOSRC_VOL,
 504
 505         /* Pipeline element of Encodebin */
 506         _MMCAMCORDER_ENCSINK_BIN,
 507         _MMCAMCORDER_ENCSINK_SRC,
 508         _MMCAMCORDER_ENCSINK_FILT,
 509         _MMCAMCORDER_ENCSINK_ENCBIN,
 510         _MMCAMCORDER_ENCSINK_AQUE,
 511         _MMCAMCORDER_ENCSINK_CONV,
 512         _MMCAMCORDER_ENCSINK_AENC,
 513         _MMCAMCORDER_ENCSINK_AENC_QUE,
 514         _MMCAMCORDER_ENCSINK_VQUE,
 515         _MMCAMCORDER_ENCSINK_VCONV,
 516         _MMCAMCORDER_ENCSINK_VENC,
 517         _MMCAMCORDER_ENCSINK_VENC_QUE,
 518         _MMCAMCORDER_ENCSINK_ITOG,
 519         _MMCAMCORDER_ENCSINK_ICROP,
 520         _MMCAMCORDER_ENCSINK_ISCALE,
 521         _MMCAMCORDER_ENCSINK_IFILT,
 522         _MMCAMCORDER_ENCSINK_IQUE,
 523         _MMCAMCORDER_ENCSINK_IENC,
 524         _MMCAMCORDER_ENCSINK_MUX,
 525         _MMCAMCORDER_ENCSINK_SINK,
 526
 527         _MMCAMCORDER_ENCODE_PIPELINE_ELEMENT_NUM,
 528 } _MMCAMCORDER_ENCODE_PIPELINE_ELELMENT;
 529
 530 typedef enum {
 531         _MMCAMCORDER_TASK_THREAD_STATE_NONE,
 532         _MMCAMCORDER_TASK_THREAD_STATE_SOUND_PLAY_START,
 533         _MMCAMCORDER_TASK_THREAD_STATE_SOUND_SOLO_PLAY_START,
 534         _MMCAMCORDER_TASK_THREAD_STATE_ENCODE_PIPE_CREATE,
 535         _MMCAMCORDER_TASK_THREAD_STATE_CHECK_CAPTURE_IN_RECORDING,
 536         _MMCAMCORDER_TASK_THREAD_STATE_EXIT,
 537 } _MMCamcorderTaskThreadState;
 538
 539 /**
 540  * System state change cause
 541  */
 542 typedef enum {
 543         _MMCAMCORDER_STATE_CHANGE_NORMAL = 0,
 544         _MMCAMCORDER_STATE_CHANGE_BY_ASM,
 545         _MMCAMCORDER_STATE_CHANGE_BY_RM,
 546 } _MMCamcorderStateChange;
 547
 548
 549 /*=======================================================================================
 550 | STRUCTURE DEFINITIONS                                                                 |
 551 ========================================================================================*/
 552 /**
 553  * MMCamcorder Gstreamer Element
 554  */
 555 typedef struct {
 556         unsigned int id;                /**< Gstreamer piplinem element name */
 557         GstElement *gst;                /**< Gstreamer element */
 558 } _MMCamcorderGstElement;
 559
 560 /**
 561  * MMCamcorder information for KPI measurement
 562  */
 563 typedef struct {
 564         int current_fps;                /**< current fps of this second */
 565         int average_fps;                /**< average fps  */
 566         unsigned int video_framecount;  /**< total number of video frame */
 567         unsigned int last_framecount;   /**< total number of video frame in last measurement */
 568         struct timeval init_video_time; /**< time when start to measure */
 569         struct timeval last_video_time; /**< last measurement time */
 570 } _MMCamcorderKPIMeasure;
 571
 572 /**
 573  * MMCamcorder information for Multi-Thread Safe
 574  */
 575 typedef struct {
 576         GMutex lock;                    /**< Mutex (for general use) */
 577         GCond cond;                     /**< Condition (for general use) */
 578         GMutex cmd_lock;                /**< Mutex (for command) */
 579         GMutex asm_lock;                /**< Mutex (for ASM) */
 580         GMutex state_lock;              /**< Mutex (for state change) */
 581         GMutex gst_state_lock;          /**< Mutex (for gst pipeline state change) */
 582         GMutex gst_encode_state_lock;   /**< Mutex (for gst encode pipeline state change) */
 583         GMutex message_cb_lock;         /**< Mutex (for message callback) */
 584         GMutex vcapture_cb_lock;        /**< Mutex (for video capture callback) */
 585         GMutex vstream_cb_lock;         /**< Mutex (for video stream callback) */
 586         GMutex astream_cb_lock;         /**< Mutex (for audio stream callback) */
 587 } _MMCamcorderMTSafe;
 588
 589 /**
 590  * MMCamcorder Sub Context
 591  */
 592 typedef struct {
 593         bool isMaxsizePausing;                  /**< Because of size limit, pipeline is paused. */
 594         bool isMaxtimePausing;                  /**< Because of time limit, pipeline is paused. */
 595         int element_num;                        /**< count of element */
 596         int encode_element_num;                 /**< count of encode element */
 597         int cam_stability_count;                /**< camsensor stability count. the count of frame will drop */
 598         GstClockTime pipeline_time;             /**< current time of Gstreamer Pipeline */
 599         GstClockTime pause_time;                /**< amount of time while pipeline is in PAUSE state.*/
 600         GstClockTime stillshot_time;            /**< pipeline time of capturing moment*/
 601         gboolean is_modified_rate;              /**< whether recording motion rate is modified or not */
 602         gboolean ferror_send;                   /**< file write/seek error **/
 603         guint ferror_count;                     /**< file write/seek error count **/
 604         GstClockTime previous_slot_time;
 605         int display_interval;                   /**< This value is set as 'GST_SECOND / display FPS' */
 606         gboolean bget_eos;                      /**< Whether getting EOS */
 607         gboolean bencbin_capture;               /**< Use Encodebin for capturing */
 608         gboolean audio_disable;                 /**< whether audio is disabled or not when record */
 609         int videosrc_rotate;                    /**< rotate of videosrc */
 610
 611         /* For dropping video frame when start recording */
 612         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. */
 613         int pass_first_vframe;                  /**< When this value is bigger than zero, MSL won't drop video frame though "drop_vframe" is bigger then zero. */
 614
 615         /* INI information */
 616         unsigned int fourcc;                    /**< Get fourcc value of camera INI file */
 617         _MMCamcorderImageInfo *info_image;      /**< extra information for image capture */
 618         _MMCamcorderVideoInfo *info_video;      /**< extra information for video recording */
 619         _MMCamcorderAudioInfo *info_audio;      /**< extra information for audio recording */
 620
 621         _MMCamcorderGstElement *element;        /**< array of preview element */
 622         _MMCamcorderGstElement *encode_element; /**< array of encode element */
 623         _MMCamcorderKPIMeasure kpi;             /**< information related with performance measurement */
 624
 625         type_element *VideosinkElement;         /**< configure data of videosink element */
 626         type_element *VideoconvertElement;      /**< configure data of videoconvert element */
 627         gboolean SensorEncodedCapture;          /**< whether camera sensor support encoded image capture */
 628         gboolean internal_encode;               /**< whether use internal encoding function */
 629 } _MMCamcorderSubContext;
 630
 631 /**
 632   * _MMCamcorderContext
 633   */
 634 typedef struct mmf_camcorder {
 635         /* information */
 636         int type;               /**< mmcamcorder_mode_type */
 637         int device_type;        /**< device type */
 638         int state;              /**< state of camcorder */
 639         int target_state;       /**< Target state that want to set. This is a flag that
 640                                    * stands for async state changing. If this value differ from state,
 641                                    * it means state is changing now asychronously. */
 642
 643         /* handles */
 644         MMHandleType attributes;               /**< Attribute handle */
 645         _MMCamcorderSubContext *sub_context;   /**< sub context */
 646         mm_exif_info_t *exif_info;             /**< EXIF */
 647         GList *buffer_probes;                  /**< a list of buffer probe handle */
 648         GList *event_probes;                   /**< a list of event probe handle */
 649         GList *signals;                        /**< a list of signal handle */
 650 #ifdef _MMCAMCORDER_ENABLE_IDLE_MESSAGE_CALLBACK
 651         GList *msg_data;                       /**< a list of msg data */
 652 #endif /* _MMCAMCORDER_ENABLE_IDLE_MESSAGE_CALLBACK */
 653         camera_conf *conf_main;                /**< Camera configure Main structure */
 654         camera_conf *conf_ctrl;                /**< Camera configure Control structure */
 655         guint pipeline_cb_event_id;            /**< Event source ID of pipeline message callback */
 656         guint encode_pipeline_cb_event_id;     /**< Event source ID of encode pipeline message callback */
 657         guint setting_event_id;                /**< Event source ID of attributes setting to sensor */
 658         SOUND_INFO snd_info;                   /**< Sound handle for multishot capture */
 659
 660         /* callback handlers */
 661         MMMessageCallback msg_cb;                               /**< message callback */
 662         void *msg_cb_param;                                     /**< message callback parameter */
 663         mm_camcorder_video_stream_callback vstream_cb;          /**< Video stream callback */
 664         void *vstream_cb_param;                                 /**< Video stream callback parameter */
 665         mm_camcorder_audio_stream_callback astream_cb;          /**< Audio stream callback */
 666         void *astream_cb_param;                                 /**< Audio stream callback parameter */
 667         mm_camcorder_video_capture_callback vcapture_cb;        /**< Video capture callback */
 668         void *vcapture_cb_param;                                /**< Video capture callback parameter */
 669         int (*command)(MMHandleType, int);                      /**< camcorder's command */
 670
 671         /* etc */
 672         mm_cam_attr_construct_info *cam_attrs_const_info;       /**< attribute info */
 673         conf_info_table* conf_main_info_table[CONFIGURE_CATEGORY_MAIN_NUM]; /** configure info table - MAIN category */
 674         conf_info_table* conf_ctrl_info_table[CONFIGURE_CATEGORY_CTRL_NUM]; /** configure info table - CONTROL category */
 675         int conf_main_category_size[CONFIGURE_CATEGORY_MAIN_NUM]; /** configure info table size - MAIN category */
 676         int conf_ctrl_category_size[CONFIGURE_CATEGORY_CTRL_NUM]; /** configure info table size - CONTROL category */
 677         _MMCamcorderMTSafe mtsafe;                              /**< Thread safe */
 678         int state_change_by_system;                             /**< MSL changes its state by itself because of system */
 679         GMutex restart_preview_lock;                            /**< Capture sound mutex */
 680         int use_zero_copy_format;                               /**< Whether use zero copy format for camera input */
 681         int support_media_packet_preview_cb;                    /**< Whether support zero copy format for camera input */
 682         int shutter_sound_policy;                               /**< shutter sound policy */
 683         int brightness_default;                                 /**< default value of brightness */
 684         int brightness_step_denominator;                        /**< denominator of brightness bias step */
 685         int support_zsl_capture;                                /**< support Zero Shutter Lag capture */
 686         char *model_name;                                       /**< model name from system info */
 687         char *software_version;                                 /**< software_version from system info */
 688         int capture_sound_count;                                /**< count for capture sound */
 689         char *root_directory;                                   /**< Root directory for device */
 690         int resolution_changed;                                 /**< Flag for preview resolution change */
 691         int sound_focus_register;                               /**< Use sound focus internally */
 692         int sound_focus_id;                                     /**< id for sound focus */
 693         int sound_focus_watch_id;                               /**< id for sound focus watch */
 694         int interrupt_code;                                     /**< Interrupt code */
 695         int acquired_focus;                                     /**< Current acquired focus */
 696         int session_type;                                       /**< Session type */
 697         int session_flags;                                      /**< Session flags */
 698
 699         _MMCamcorderInfoConverting caminfo_convert[CAMINFO_CONVERT_NUM];        /**< converting structure of camera info */
 700         _MMCamcorderEnumConvert enum_conv[ENUM_CONVERT_NUM];                    /**< enum converting list that is modified by ini info */
 701
 702         gboolean capture_in_recording;                          /**< Flag for capture while recording */
 703
 704         gboolean error_occurs;                                  /**< flag for error */
 705         int error_code;                                         /**< error code for internal gstreamer error */
 706
 707         /* task thread */
 708         GThread *task_thread;                                   /**< thread for task */
 709         GMutex task_thread_lock;                                /**< mutex for task thread */
 710         GCond task_thread_cond;                                 /**< cond for task thread */
 711         _MMCamcorderTaskThreadState task_thread_state;          /**< state of task thread */
 712
 713         /* resource manager for H/W resources */
 714         MMCamcorderResourceManager resource_manager;
 715
 716         /* gdbus */
 717         GDBusConnection *gdbus_conn;                            /**< gdbus connection */
 718         _MMCamcorderGDbusCbInfo gdbus_info_sound;               /**< Informations for the gbus cb of sound play */
 719         _MMCamcorderGDbusCbInfo gdbus_info_solo_sound;          /**< Informations for the gbus cb of solo sound play */
 720
 721         int reserved[4];                                        /**< reserved */
 722 } mmf_camcorder_t;
 723
 724 /*=======================================================================================
 725 | EXTERN GLOBAL VARIABLE                                                                |
 726 ========================================================================================*/
 727
 728 /*=======================================================================================
 729 | GLOBAL FUNCTION PROTOTYPES                                                            |
 730 ========================================================================================*/
 731 /**
 732  *      This function creates camcorder for capturing still image and recording.
 733  *
 734  *      @param[out]     handle          Specifies the camcorder  handle
 735  *      @param[in]      info            Preset information of camcorder
 736  *      @return         This function returns zero on success, or negative value with error code.
 737  *      @remarks        When this function calls successfully, camcorder  handle will be filled with a @n
 738  *                      valid value and the state of  the camcorder  will become MM_CAMCORDER_STATE_NULL.@n
 739  *                      Note that  it's not ready to working camcorder. @n
 740  *                      You should call mmcamcorder_realize before starting camcorder.
 741  *      @see            _mmcamcorder_create
 742  */
 743 int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info);
 744
 745 /**
 746  *      This function destroys instance of camcorder.
 747  *
 748  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 749  *      @return         This function returns zero on success, or negative value with error code.
 750  *      @see            _mmcamcorder_create
 751  */
 752 int _mmcamcorder_destroy(MMHandleType hcamcorder);
 753
 754 /**
 755  *      This function allocates memory for 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  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_NULL @n
 760  *                      and  the state of the camcorder  will become MM_CAMCORDER_STATE_READY. @n
 761  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 762  *      @see            _mmcamcorder_unrealize
 763  *      @pre            MM_CAMCORDER_STATE_NULL
 764  *      @post           MM_CAMCORDER_STATE_READY
 765  */
 766 int _mmcamcorder_realize(MMHandleType hcamcorder);
 767
 768 /**
 769  *      This function free allocated memory for camcorder.
 770  *
 771  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 772  *      @return         This function returns zero on success, or negative value with error code.
 773  *      @remarks        This function release all resources which are allocated for the camcorder engine.@n
 774  *                      This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 775  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_NULL. @n
 776  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 777  *      @see            _mmcamcorder_realize
 778  *      @pre            MM_CAMCORDER_STATE_READY
 779  *      @post           MM_CAMCORDER_STATE_NULL
 780  */
 781 int _mmcamcorder_unrealize(MMHandleType hcamcorder);
 782
 783 /**
 784  *      This function is to start previewing.
 785  *
 786  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 787  *      @return         This function returns zero on success, or negative value with error code.
 788  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 789  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 790  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 791  *      @see            _mmcamcorder_stop
 792  */
 793 int _mmcamcorder_start(MMHandleType hcamcorder);
 794
 795 /**
 796  *      This function is to stop previewing.
 797  *
 798  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 799  *      @return         This function returns zero on success, or negative value with error code.
 800  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and  @n
 801  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_READY.@n
 802  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 803  *      @see            _mmcamcorder_start
 804  */
 805 int _mmcamcorder_stop(MMHandleType hcamcorder);
 806
 807 /**
 808  *      This function to start capturing of still images.
 809  *
 810  *      @param[in]      hcamcorder      Specifies the camcorder  handle.
 811  *      @return         This function returns zero on success, or negative value with error code.
 812  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and @n
 813  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_CAPTURING. @n
 814  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 815  *      @see            _mmcamcorder_capture_stop
 816  */
 817 int _mmcamcorder_capture_start(MMHandleType hcamcorder);
 818
 819 /**
 820  *      This function is to stop capturing still images.
 821  *
 822  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 823  *      @return         This function returns zero on success, or negative value with error code.
 824  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_CAPTURING and @n
 825  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 826  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 827  *      @see            _mmcamcorder_capture_start
 828  */
 829 int _mmcamcorder_capture_stop(MMHandleType hcamcorder);
 830
 831 /**
 832  *      This function is to start  video and audio recording.
 833  *
 834  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 835  *      @return         This function returns zero on success, or negative value with error code.
 836  *      @remarks        This function can  be called successfully when current state is @n
 837  *                      MM_CAMCORDER_STATE_PREPARE or MM_CAMCORDER_STATE_PAUSED and  @n
 838  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_RECORDING.@n
 839  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 840  *      @see            _mmcamcorder_pause
 841  */
 842 int _mmcamcorder_record(MMHandleType hcamcorder);
 843
 844 /**
 845  *      This function is to pause video and audio recording
 846  *
 847  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 848  *      @return         This function returns zero on success, or negative value with error code.
 849  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_RECORDING and  @n
 850  *                      the  state of the camcorder  will become MM_CAMCORDER_STATE_PAUSED.@n
 851  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.@n
 852  *      @see            _mmcamcorder_record
 853  */
 854 int _mmcamcorder_pause(MMHandleType hcamcorder);
 855
 856 /**
 857  *      This function is to stop video and audio  recording and  save results.
 858  *
 859  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 860  *      @return         This function returns zero on success, or negative value with error code.
 861  *      @remarks        This function can  be called successfully when current state is @n
 862  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 863  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 864  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION
 865  *      @see            _mmcamcorder_cancel
 866  */
 867 int _mmcamcorder_commit(MMHandleType hcamcorder);
 868
 869 /**
 870  *      This function is to stop video and audio recording and do not save results.
 871  *
 872  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 873  *      @return         This function returns zero on success, or negative value with error code.
 874  *      @remarks        This function can  be called successfully when current state is @n
 875  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 876  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 877  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 878  *      @see            _mmcamcorder_commit
 879  */
 880 int _mmcamcorder_cancel(MMHandleType hcamcorder);
 881
 882 /**
 883  *      This function calls after commiting action finished asynchronously.
 884  *      In this function, remaining process , such as state change, happens.
 885  *
 886  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 887  *      @return         This function returns zero on success, or negative value with error code.
 888  *      @remarks        This function can  be called successfully when current state is @n
 889  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 890  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 891  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 892  *      @see            _mmcamcorder_commit
 893  */
 894 int _mmcamcorder_commit_async_end(MMHandleType hcamcorder);
 895
 896 /**
 897  *      This function is to set callback for receiving messages from camcorder.
 898  *
 899  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 900  *      @param[in]      callback        Specifies the function pointer of callback function
 901  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 902  *
 903  *      @return         This function returns zero on success, or negative value with error code.
 904  *      @remarks        typedef bool (*mm_message_callback) (int msg, mm_messageType *param, void *user_param);@n
 905  *              @n
 906  *              typedef union                           @n
 907  *              {                                                       @n
 908  *                      int code;                               @n
 909  *                      struct                                  @n
 910  *                      {                                               @n
 911  *                              int total;                      @n
 912  *                              int elapsed;            @n
 913  *                      } time;                                 @n
 914  *                      struct                                  @n
 915  *                      {                                               @n
 916  *                              int previous;           @n
 917  *                              int current;                    @n
 918  *                      } state;                                        @n
 919  *              } mm_message_type;      @n
 920  *                                                                      @n
 921  *              If a  message value for mm_message_callback is MM_MESSAGE_STATE_CHANGED, @n
 922  *              state value in mm_message_type  will be a mmcamcorder_state_type enum value;@n
 923  *              @n
 924  *              If  a message value for mm_message_callback is MM_MESSAGE_ERROR,  @n
 925  *              the code value in mm_message_type will be a mmplayer_error_type enum value;
 926  *
 927  *      @see            mm_message_type,  mmcamcorder_state_type,  mmcamcorder_error_type
 928  */
 929 int _mmcamcorder_set_message_callback(MMHandleType hcamcorder,
 930                                       MMMessageCallback callback,
 931                                       void *user_data);
 932
 933 /**
 934  *      This function is to set callback for video stream.
 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_stream_callback(MMHandleType hcamcorder,
 944                                            mm_camcorder_video_stream_callback callback,
 945                                            void *user_data);
 946
 947 /**
 948  *      This function is to set callback for audio stream.
 949  *
 950  *      @param[in]      hcamcorder      Specifies the camcorder handle
 951  *      @param[in]      callback        Specifies the function pointer of callback function
 952  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 953  *
 954  *      @return         This function returns zero on success, or negative value with error code.
 955  *      @see            mmcamcorder_error_type
 956  */
 957 int _mmcamcorder_set_audio_stream_callback(MMHandleType handle,
 958                                            mm_camcorder_audio_stream_callback callback,
 959                                            void *user_data);
 960
 961 /**
 962  *      This function is to set callback for video capture.
 963  *
 964  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 965  *      @param[in]      callback        Specifies the function pointer of callback function
 966  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 967  *
 968  *      @return         This function returns zero on success, or negative value with error code.
 969  *      @see            mmcamcorder_error_type
 970  */
 971 int _mmcamcorder_set_video_capture_callback(MMHandleType hcamcorder,
 972                                             mm_camcorder_video_capture_callback callback,
 973                                             void *user_data);
 974
 975 /**
 976  *      This function returns current state of camcorder, or negative value with error code.
 977  *
 978  *      @param[in]      hcamcorder      Specifies the camcorder  handle.
 979  *      @return         This function returns current state of camcorder, or negative value with error code.
 980  *      @see            mmcamcorder_state_type
 981  */
 982 int _mmcamcorder_get_current_state(MMHandleType hcamcorder);
 983
 984 int _mmcamcorder_init_focusing(MMHandleType handle);
 985 int _mmcamcorder_adjust_focus(MMHandleType handle, int direction);
 986 int _mmcamcorder_adjust_manual_focus(MMHandleType handle, int direction);
 987 int _mmcamcorder_adjust_auto_focus(MMHandleType handle);
 988 int _mmcamcorder_stop_focusing(MMHandleType handle);
 989
 990 /**
 991  * This function gets current state of camcorder.
 992  *
 993  * @param       void
 994  * @return      This function returns state of current camcorder context
 995  * @remarks
 996  * @see         _mmcamcorder_set_state()
 997  *
 998  */
 999 int _mmcamcorder_streamer_init(void);
1000
1001 /**
1002  * This function gets current state of camcorder.
1003  *
1004  * @param       void
1005  * @return      This function returns state of current camcorder context
1006  * @remarks
1007  * @see         _mmcamcorder_set_state()
1008  *
1009  */
1010 int _mmcamcorder_display_init(void);
1011
1012 /**
1013  * This function gets current state of camcorder.
1014  *
1015  * @param[in]   handle          Handle of camcorder context.
1016  * @return      This function returns state of current camcorder context
1017  * @remarks
1018  * @see         _mmcamcorder_set_state()
1019  *
1020  */
1021 int _mmcamcorder_get_state(MMHandleType handle);
1022
1023 /**
1024  * This function sets new state of camcorder.
1025  *
1026  * @param[in]   handle          Handle of camcorder context.
1027  * @param[in]   state           setting state value of camcorder.
1028  * @return      void
1029  * @remarks
1030  * @see         _mmcamcorder_get_state()
1031  *
1032  */
1033 void _mmcamcorder_set_state(MMHandleType handle, int state);
1034
1035 /**
1036  * This function gets asynchronous status of MSL Camcroder.
1037  *
1038  * @param[in]   handle          Handle of camcorder context.
1039  * @param[in]   target_state    setting target_state value of camcorder.
1040  * @return      This function returns asynchrnous state.
1041  * @remarks
1042  * @see         _mmcamcorder_set_async_state()
1043  *
1044  */
1045 int _mmcamcorder_get_async_state(MMHandleType handle);
1046
1047 /**
1048  * This function allocates structure of subsidiary attributes.
1049  *
1050  * @param[in]   type            Allocation type of camcorder context.
1051  * @return      This function returns structure pointer on success, NULL value on failure.
1052  * @remarks
1053  * @see         _mmcamcorder_dealloc_subcontext()
1054  *
1055  */
1056 _MMCamcorderSubContext *_mmcamcorder_alloc_subcontext(int type);
1057
1058 /**
1059  * This function releases structure of subsidiary attributes.
1060  *
1061  * @param[in]   sc              Handle of camcorder subcontext.
1062  * @return      void
1063  * @remarks
1064  * @see         _mmcamcorder_alloc_subcontext()
1065  *
1066  */
1067 void _mmcamcorder_dealloc_subcontext(_MMCamcorderSubContext *sc);
1068
1069 /**
1070  * This function sets command function according to the type.
1071  *
1072  * @param[in]   handle          Handle of camcorder context.
1073  * @param[in]   type            Allocation type of camcorder context.
1074  * @return      This function returns MM_ERROR_NONE on success, or other values with error code.
1075  * @remarks
1076  * @see         __mmcamcorder_video_command(), __mmcamcorder_audio_command(), __mmcamcorder_image_command()
1077  *
1078  */
1079 int _mmcamcorder_set_functions(MMHandleType handle, int type);
1080
1081 /**
1082  * This function is callback function of main pipeline.
1083  * Once this function is registered with certain pipeline using gst_bus_add_watch(),
1084  * this callback will be called every time when there is upcomming message from pipeline.
1085  * Basically, this function is used as error handling function, now.
1086  *
1087  * @param[in]   bus             pointer of buf that called this function.
1088  * @param[in]   message         callback message from pipeline.
1089  * @param[in]   data            user data.
1090  * @return      This function returns true on success, or false value with error
1091  * @remarks
1092  * @see         __mmcamcorder_create_preview_pipeline()
1093  *
1094  */
1095 gboolean _mmcamcorder_pipeline_cb_message(GstBus *bus, GstMessage *message, gpointer data);
1096
1097 /**
1098  * This function is callback function of main pipeline.
1099  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1100  * this callback will be called every time when there is upcomming message from pipeline.
1101  * Basically, this function is used as sync error handling function, now.
1102  *
1103  * @param[in]   bus             pointer of buf that called this function.
1104  * @param[in]   message         callback message from pipeline.
1105  * @param[in]   data            user data.
1106  * @return      This function returns true on success, or false value with error
1107  * @remarks
1108  * @see         __mmcamcorder_create_preview_pipeline()
1109  *
1110  */
1111 GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1112
1113 /**
1114  * This function is callback function of main pipeline.
1115  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1116  * this callback will be called every time when there is upcomming message from pipeline.
1117  * Basically, this function is used as sync error handling function, now.
1118  *
1119  * @param[in]   bus             pointer of buf that called this function.
1120  * @param[in]   message         callback message from pipeline.
1121  * @param[in]   data            user data.
1122  * @return      This function returns true on success, or false value with error
1123  * @remarks
1124  * @see         __mmcamcorder_create_audiop_with_encodebin()
1125  *
1126  */
1127 GstBusSyncReply _mmcamcorder_audio_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1128
1129
1130 /**
1131  * This function create main pipeline according to type.
1132  *
1133  * @param[in]   handle          Handle of camcorder context.
1134  * @param[in]   type            Allocation type of camcorder context.
1135  * @return      This function returns zero on success, or negative value with error code.
1136  * @remarks
1137  * @see         _mmcamcorder_destroy_pipeline()
1138  *
1139  */
1140 int _mmcamcorder_create_pipeline(MMHandleType handle, int type);
1141
1142 /**
1143  * This function release all element of main pipeline according to type.
1144  *
1145  * @param[in]   handle          Handle of camcorder context.
1146  * @param[in]   type            Allocation type of camcorder context.
1147  * @return      void
1148  * @remarks
1149  * @see         _mmcamcorder_create_pipeline()
1150  *
1151  */
1152 void _mmcamcorder_destroy_pipeline(MMHandleType handle, int type);
1153
1154 /**
1155  * This function sets gstreamer element status.
1156  * If the gstreamer fails to set status or returns asynchronous mode,
1157  * this function waits for state changed until timeout expired.
1158  *
1159  * @param[in]   pipeline        Pointer of pipeline
1160  * @param[in]   target_state    newly setting status
1161  * @return      This function returns zero on success, or negative value with error code.
1162  * @remarks
1163  * @see
1164  *
1165  */
1166 int _mmcamcorder_gst_set_state(MMHandleType handle, GstElement *pipeline, GstState target_state);
1167
1168 /**
1169  * This function sets gstreamer element status, asynchronously.
1170  * Regardless of processing, it returns immediately.
1171  *
1172  * @param[in]   pipeline        Pointer of pipeline
1173  * @param[in]   target_state    newly setting status
1174  * @return      This function returns zero on success, or negative value with error code.
1175  * @remarks
1176  * @see
1177  *
1178  */
1179 int _mmcamcorder_gst_set_state_async(MMHandleType handle, GstElement *pipeline, GstState target_state);
1180
1181 /* For xvimagesink */
1182 GstBusSyncReply __mmcamcorder_sync_callback(GstBus *bus, GstMessage *message, gulong data);
1183
1184 /* For querying capabilities */
1185 int _mmcamcorder_read_vidsrc_info(int videodevidx, camera_conf **configure_info);
1186
1187 /* for performance check */
1188 void _mmcamcorder_video_current_framerate_init(MMHandleType handle);
1189 int _mmcamcorder_video_current_framerate(MMHandleType handle);
1190 int _mmcamcorder_video_average_framerate(MMHandleType handle);
1191
1192 /* sound focus related function */
1193 void __mmcamcorder_force_stop(mmf_camcorder_t *hcamcorder);
1194 void _mmcamcorder_sound_focus_cb(int id, mm_sound_focus_type_e focus_type,
1195                                  mm_sound_focus_state_e focus_state, const char *reason_for_change,
1196                                  const char *additional_info, void *user_data);
1197 void _mmcamcorder_sound_focus_watch_cb(mm_sound_focus_type_e focus_type, mm_sound_focus_state_e focus_state,
1198                                        const char *reason_for_change, const char *additional_info, void *user_data);
1199
1200 /* For hand over the server's caps information to client */
1201 int _mmcamcorder_get_video_caps(MMHandleType handle, char **caps);
1202
1203 #ifdef __cplusplus
1204 }
1205 #endif
1206
1207 #endif /* __MM_CAMCORDER_INTERNAL_H__ */