src/include/mm_camcorder_internal.h

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