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 <sndfile.h>
  39 #include <vconf.h>
  40 #include <ttrace.h>
  41
  42 #include "mm_camcorder.h"
  43 #include "mm_debug.h"
  44
  45 /* camcorder sub module */
  46 #include "mm_camcorder_attribute.h"
  47 #include "mm_camcorder_platform.h"
  48 #include "mm_camcorder_stillshot.h"
  49 #include "mm_camcorder_videorec.h"
  50 #include "mm_camcorder_audiorec.h"
  51 #include "mm_camcorder_gstcommon.h"
  52 #include "mm_camcorder_exifinfo.h"
  53 #include "mm_camcorder_util.h"
  54 #include "mm_camcorder_configure.h"
  55 #include "mm_camcorder_sound.h"
  56
  57 #ifdef __cplusplus
  58 extern "C" {
  59 #endif
  60
  61 /*=======================================================================================
  62 | MACRO DEFINITIONS                                                                     |
  63 ========================================================================================*/
  64 #define _mmcam_dbg_verb(fmt, args...)  debug_verbose (" "fmt"\n", ##args);
  65 #define _mmcam_dbg_log(fmt, args...)   debug_log (" "fmt"\n", ##args);
  66 #define _mmcam_dbg_warn(fmt, args...)  debug_warning (" "fmt"\n", ##args);
  67 #define _mmcam_dbg_err(fmt, args...)   debug_error (" "fmt"\n", ##args);
  68 #define _mmcam_dbg_crit(fmt, args...)  debug_critical (" "fmt"\n", ##args);
  69
  70 /**
  71  *      Macro for checking validity and debugging
  72  */
  73 #define mmf_return_if_fail( expr )      \
  74         if( expr ){}                                    \
  75         else                                            \
  76         {                                                       \
  77                 _mmcam_dbg_err( "failed [%s]", #expr);  \
  78                 return;                                         \
  79         };
  80
  81 /**
  82  *      Macro for checking validity and debugging
  83  */
  84 #define mmf_return_val_if_fail( expr, val )     \
  85         if( expr ){}                                    \
  86         else                                            \
  87         {                                                       \
  88                 _mmcam_dbg_err("failed [%s]", #expr);   \
  89                 return( val );                                          \
  90         };
  91
  92 #ifndef ARRAY_SIZE
  93 /**
  94  *      Macro for getting array size
  95  */
  96 #define ARRAY_SIZE(a) (sizeof((a)) / sizeof((a)[0]))
  97 #endif
  98
  99 /* gstreamer element creation macro */
 100 #define _MMCAMCORDER_PIPELINE_MAKE(sub_context, element, eid, name /*char* */, err) \
 101         if (element[eid].gst != NULL) { \
 102                 _mmcam_dbg_err("The element(Pipeline) is existed. element_id=[%d], name=[%s]", eid, name); \
 103                 gst_object_unref(element[eid].gst); \
 104         } \
 105         element[eid].id = eid; \
 106         element[eid].gst = gst_pipeline_new(name); \
 107         if (element[eid].gst == NULL) { \
 108                 _mmcam_dbg_err("Pipeline creation fail. element_id=[%d], name=[%s]", eid, name); \
 109                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 110                 goto pipeline_creation_error; \
 111         } else { \
 112                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 113         }
 114
 115 #define _MMCAMCORDER_BIN_MAKE(sub_context, element, eid, name /*char* */, err) \
 116         if (element[eid].gst != NULL) { \
 117                 _mmcam_dbg_err("The element(Bin) is existed. element_id=[%d], name=[%s]", eid, name); \
 118                 gst_object_unref(element[eid].gst); \
 119         } \
 120         element[eid].id = eid; \
 121         element[eid].gst = gst_bin_new(name); \
 122         if (element[eid].gst == NULL) { \
 123                 _mmcam_dbg_err("Bin creation fail. element_id=[%d], name=[%s]\n", eid, name); \
 124                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 125                 goto pipeline_creation_error; \
 126         } else { \
 127                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 128         }
 129
 130 #define _MMCAMCORDER_ELEMENT_MAKE(sub_context, element, eid, name /*char* */, nickname /*char* */, elist, err) \
 131         if (element[eid].gst != NULL) { \
 132                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 133                 gst_object_unref(element[eid].gst); \
 134         } \
 135         traceBegin(TTRACE_TAG_CAMERA, "MMCAMCORDER:ELEMENT_MAKE:%s", name); \
 136         element[eid].gst = gst_element_factory_make(name, nickname); \
 137         traceEnd(TTRACE_TAG_CAMERA); \
 138         if (element[eid].gst == NULL) { \
 139                 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s]", eid, name); \
 140                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 141                 goto pipeline_creation_error; \
 142         } else { \
 143                 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 144                 element[eid].id = eid; \
 145                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 146                 err = MM_ERROR_NONE; \
 147         } \
 148         elist = g_list_append(elist, &(element[eid]));
 149
 150 #define _MMCAMCORDER_ELEMENT_MAKE2(sub_context, element, eid, name /*char* */, nickname /*char* */, err) \
 151         if (element[eid].gst != NULL) { \
 152                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 153                 gst_object_unref(element[eid].gst); \
 154         } \
 155         element[eid].gst = gst_element_factory_make(name, nickname); \
 156         if (element[eid].gst == NULL) { \
 157                 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s]", eid, name); \
 158                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 159         } else { \
 160                 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 161                 element[eid].id = eid; \
 162                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 163                 err = MM_ERROR_NONE; \
 164         } \
 165
 166 #define _MMCAMCORDER_ELEMENT_MAKE_IGNORE_ERROR(sub_context, element, eid, name /*char* */, nickname /*char* */, elist) \
 167         if (element[eid].gst != NULL) { \
 168                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 169                 gst_object_unref(element[eid].gst); \
 170         } \
 171         element[eid].gst = gst_element_factory_make(name, nickname); \
 172         if (element[eid].gst == NULL) { \
 173                 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s], but keep going...", eid, name); \
 174         } else { \
 175                 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 176                 element[eid].id = eid; \
 177                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 178                 elist = g_list_append(elist, &(element[eid])); \
 179         }
 180
 181 #define _MMCAMCORDER_ENCODEBIN_ELMGET(sub_context, eid, name /*char* */, err) \
 182         if (sub_context->encode_element[eid].gst != NULL) { \
 183                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 184                 gst_object_unref(sub_context->encode_element[eid].gst); \
 185         } \
 186         sub_context->encode_element[eid].id = eid; \
 187         g_object_get(G_OBJECT(sub_context->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst), name, &(sub_context->encode_element[eid].gst), NULL); \
 188         if (sub_context->encode_element[eid].gst == NULL) { \
 189                 _mmcam_dbg_err("Encode Element get fail. element_id=[%d], name=[%s]", eid, name); \
 190                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 191                 goto pipeline_creation_error; \
 192         } else{ \
 193                 gst_object_unref(sub_context->encode_element[eid].gst); \
 194                 g_object_weak_ref(G_OBJECT(sub_context->encode_element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 195         }
 196
 197 /* GStreamer element remove macro */
 198 #define _MMCAMCORDER_ELEMENT_REMOVE(element, eid) \
 199         if (element[eid].gst != NULL) { \
 200                 gst_object_unref(element[eid].gst); \
 201         }
 202
 203 #define _MM_GST_ELEMENT_LINK_MANY       gst_element_link_many
 204 #define _MM_GST_ELEMENT_LINK            gst_element_link
 205 #define _MM_GST_ELEMENT_UNLINK          gst_element_unlink
 206 #define _MM_GST_PAD_LINK                gst_pad_link
 207
 208 #define _MM_GST_PAD_LINK_UNREF(srcpad, sinkpad, err, if_fail_goto)\
 209 {\
 210         GstPadLinkReturn ret = GST_PAD_LINK_OK;\
 211         if (srcpad == NULL || sinkpad == NULL) {\
 212                 if (srcpad == NULL) {\
 213                         _mmcam_dbg_err("srcpad is NULL");\
 214                 } else {\
 215                         gst_object_unref(srcpad);\
 216                         srcpad = NULL;\
 217                 }\
 218                 if (sinkpad == NULL) {\
 219                         _mmcam_dbg_err("sinkpad is NULL");\
 220                 } else {\
 221                         gst_object_unref(sinkpad);\
 222                         sinkpad = NULL;\
 223                 }\
 224                 err = MM_ERROR_CAMCORDER_GST_LINK;\
 225                 goto if_fail_goto;\
 226         }\
 227         ret = _MM_GST_PAD_LINK(srcpad, sinkpad);\
 228         if (ret != GST_PAD_LINK_OK) {\
 229                 GstObject *src_parent = gst_pad_get_parent(srcpad);\
 230                 GstObject *sink_parent = gst_pad_get_parent(sinkpad);\
 231                 char *src_name = NULL;\
 232                 char *sink_name = NULL;\
 233                 g_object_get((GObject *)src_parent, "name", &src_name, NULL);\
 234                 g_object_get((GObject *)sink_parent, "name", &sink_name, NULL);\
 235                 _mmcam_dbg_err("src[%s] - sink[%s] link failed", src_name, sink_name);\
 236                 gst_object_unref(src_parent); src_parent = NULL;\
 237                 gst_object_unref(sink_parent); sink_parent = NULL;\
 238                 if (src_name) {\
 239                         free(src_name); src_name = NULL;\
 240                 }\
 241                 if (sink_name) {\
 242                         free(sink_name); sink_name = NULL;\
 243                 }\
 244                 gst_object_unref(srcpad); srcpad = NULL;\
 245                 gst_object_unref(sinkpad); sinkpad = NULL;\
 246                 err = MM_ERROR_CAMCORDER_GST_LINK;\
 247                 goto if_fail_goto;\
 248         }\
 249         gst_object_unref(srcpad); srcpad = NULL;\
 250         gst_object_unref(sinkpad); sinkpad = NULL;\
 251 }
 252
 253 #define _MM_GST_PAD_UNLINK_UNREF( srcpad, sinkpad) \
 254         if (srcpad && sinkpad) { \
 255                 gst_pad_unlink(srcpad, sinkpad); \
 256         } else { \
 257                 _mmcam_dbg_warn("some pad(srcpad:%p,sinkpad:%p) is NULL", srcpad, sinkpad); \
 258         } \
 259         if (srcpad) { \
 260                 gst_object_unref(srcpad); srcpad = NULL; \
 261         } \
 262         if (sinkpad) { \
 263                 gst_object_unref(sinkpad); sinkpad = NULL; \
 264         }
 265
 266 #define _MMCAMCORDER_STATE_SET_COUNT            3               /* checking interval */
 267 #define _MMCAMCORDER_STATE_CHECK_TOTALTIME      5000000L        /* total wating time for state change */
 268 #define _MMCAMCORDER_STATE_CHECK_INTERVAL       (50*1000)       /* checking interval - 50ms*/
 269
 270 /**
 271  * Error message size
 272  */
 273 #define MAX_ERROR_MESSAGE_LEN         128
 274
 275
 276 /**
 277  * Default videosink type
 278  */
 279 #define _MMCAMCORDER_DEFAULT_VIDEOSINK_TYPE     "VideosinkElementX"
 280
 281 /**
 282  * Default recording motion rate
 283  */
 284 #define _MMCAMCORDER_DEFAULT_RECORDING_MOTION_RATE   1.0
 285
 286 /**
 287  * Total level count of manual focus */
 288 #define _MMFCAMCORDER_FOCUS_TOTAL_LEVEL         8
 289
 290 /**
 291  *      File name length limit
 292  */
 293 #define _MMCamcorder_FILENAME_LEN       (512)
 294
 295 /**
 296  *      Minimum integer value
 297  */
 298 #define _MMCAMCORDER_MIN_INT    (INT_MIN)
 299
 300 /**
 301  *      Maximum integer value
 302  */
 303 #define _MMCAMCORDER_MAX_INT    (INT_MAX)
 304
 305 /**
 306  *      Minimum double value
 307  */
 308 #define _MMCAMCORDER_MIN_DOUBLE (DBL_MIN)
 309
 310 /**
 311  *      Maximum integer value
 312  */
 313 #define _MMCAMCORDER_MAX_DOUBLE (DBL_MAX)
 314
 315 /**
 316  *      Audio timestamp margin (msec)
 317  */
 318 #define _MMCAMCORDER_AUDIO_TIME_MARGIN (300)
 319
 320 /**
 321  *      Functions related with LOCK and WAIT
 322  */
 323 #define _MMCAMCORDER_CAST_MTSAFE(handle)                        (((mmf_camcorder_t*)handle)->mtsafe)
 324 #define _MMCAMCORDER_LOCK_FUNC(mutex)                           pthread_mutex_lock(&mutex)
 325 #define _MMCAMCORDER_TRYLOCK_FUNC(mutex)                        (!pthread_mutex_trylock(&mutex))
 326 #define _MMCAMCORDER_UNLOCK_FUNC(mutex)                         pthread_mutex_unlock(&mutex)
 327
 328 #define _MMCAMCORDER_GET_LOCK(handle)                           (_MMCAMCORDER_CAST_MTSAFE(handle).lock)
 329 #define _MMCAMCORDER_LOCK(handle)                               _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 330 #define _MMCAMCORDER_TRYLOCK(handle)                            _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 331 #define _MMCAMCORDER_UNLOCK(handle)                             _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 332
 333 #define _MMCAMCORDER_GET_COND(handle)                           (_MMCAMCORDER_CAST_MTSAFE(handle).cond)
 334 #define _MMCAMCORDER_WAIT(handle)                               pthread_cond_wait(&_MMCAMCORDER_GET_COND(handle), &_MMCAMCORDER_GET_LOCK(handle))
 335 #define _MMCAMCORDER_TIMED_WAIT(handle, timeout)                pthread_cond_timedwait(&_MMCAMCORDER_GET_COND(handle), &_MMCAMCORDER_GET_LOCK(handle), &timeout)
 336 #define _MMCAMCORDER_SIGNAL(handle)                             pthread_cond_signal(&_MMCAMCORDER_GET_COND(handle));
 337 #define _MMCAMCORDER_BROADCAST(handle)                          pthread_cond_broadcast(&_MMCAMCORDER_GET_COND(handle));
 338
 339 /* for command */
 340 #define _MMCAMCORDER_GET_CMD_LOCK(handle)                       (_MMCAMCORDER_CAST_MTSAFE(handle).cmd_lock)
 341 #define _MMCAMCORDER_GET_CMD_COND(handle)                       (_MMCAMCORDER_CAST_MTSAFE(handle).cmd_cond)
 342 #define _MMCAMCORDER_LOCK_CMD(handle)                           _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 343 #define _MMCAMCORDER_TRYLOCK_CMD(handle)                        _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 344 #define _MMCAMCORDER_UNLOCK_CMD(handle)                         _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 345 #define _MMCAMCORDER_CMD_WAIT(handle)                           pthread_cond_wait(&_MMCAMCORDER_GET_CMD_COND(handle), &_MMCAMCORDER_GET_CMD_LOCK(handle))
 346 #define _MMCAMCORDER_CMD_TIMED_WAIT(handle, timeout)            pthread_cond_timedwait(&_MMCAMCORDER_GET_CMD_COND(handle), &_MMCAMCORDER_GET_CMD_LOCK(handle), &timeout)
 347 #define _MMCAMCORDER_CMD_SIGNAL(handle)                         pthread_cond_signal(&_MMCAMCORDER_GET_CMD_COND(handle));
 348
 349 /* for ASM */
 350 #define _MMCAMCORDER_GET_ASM_LOCK(handle)                       (_MMCAMCORDER_CAST_MTSAFE(handle).asm_lock)
 351 #define _MMCAMCORDER_LOCK_ASM(handle)                           _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 352 #define _MMCAMCORDER_TRYLOCK_ASM(handle)                        _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 353 #define _MMCAMCORDER_UNLOCK_ASM(handle)                         _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 354
 355 /* for state change */
 356 #define _MMCAMCORDER_GET_STATE_LOCK(handle)                     (_MMCAMCORDER_CAST_MTSAFE(handle).state_lock)
 357 #define _MMCAMCORDER_LOCK_STATE(handle)                         _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 358 #define _MMCAMCORDER_TRYLOCK_STATE(handle)                      _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 359 #define _MMCAMCORDER_UNLOCK_STATE(handle)                       _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 360
 361 /* for gstreamer state change */
 362 #define _MMCAMCORDER_GET_GST_STATE_LOCK(handle)                 (_MMCAMCORDER_CAST_MTSAFE(handle).gst_state_lock)
 363 #define _MMCAMCORDER_LOCK_GST_STATE(handle)                     _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 364 #define _MMCAMCORDER_TRYLOCK_GST_STATE(handle)                  _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 365 #define _MMCAMCORDER_UNLOCK_GST_STATE(handle)                   _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 366
 367 #define _MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle)          (_MMCAMCORDER_CAST_MTSAFE(handle).gst_encode_state_lock)
 368 #define _MMCAMCORDER_LOCK_GST_ENCODE_STATE(handle)              _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 369 #define _MMCAMCORDER_TRYLOCK_GST_ENCODE_STATE(handle)           _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 370 #define _MMCAMCORDER_UNLOCK_GST_ENCODE_STATE(handle)            _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 371
 372 /* for setting/calling callback */
 373 #define _MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).message_cb_lock)
 374 #define _MMCAMCORDER_LOCK_MESSAGE_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 375 #define _MMCAMCORDER_TRYLOCK_MESSAGE_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 376 #define _MMCAMCORDER_UNLOCK_MESSAGE_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 377
 378 #define _MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle)     (_MMCAMCORDER_CAST_MTSAFE(handle).vcapture_cb_lock)
 379 #define _MMCAMCORDER_LOCK_VCAPTURE_CALLBACK(handle)         _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 380 #define _MMCAMCORDER_TRYLOCK_VCAPTURE_CALLBACK(handle)      _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 381 #define _MMCAMCORDER_UNLOCK_VCAPTURE_CALLBACK(handle)       _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 382
 383 #define _MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).vstream_cb_lock)
 384 #define _MMCAMCORDER_LOCK_VSTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 385 #define _MMCAMCORDER_TRYLOCK_VSTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 386 #define _MMCAMCORDER_UNLOCK_VSTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 387
 388 #define _MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).astream_cb_lock)
 389 #define _MMCAMCORDER_LOCK_ASTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 390 #define _MMCAMCORDER_TRYLOCK_ASTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 391 #define _MMCAMCORDER_UNLOCK_ASTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 392
 393 /**
 394  * Caster of main handle (camcorder)
 395  */
 396 #define MMF_CAMCORDER(h) (mmf_camcorder_t *)(h)
 397
 398 /**
 399  * Caster of subcontext
 400  */
 401 #define MMF_CAMCORDER_SUBCONTEXT(h) (((mmf_camcorder_t *)(h))->sub_context)
 402
 403 /* LOCAL CONSTANT DEFINITIONS */
 404 /**
 405  * Total Numbers of Attribute values.
 406  * If you increase any enum of attribute values, you also have to increase this.
 407  */
 408 #define MM_CAMCORDER_MODE_NUM                   3       /**< Number of mode type */
 409 #define MM_CAMCORDER_COLOR_TONE_NUM             31      /**< Number of color-tone modes */
 410 #define MM_CAMCORDER_WHITE_BALANCE_NUM          10      /**< Number of WhiteBalance modes*/
 411 #define MM_CAMCORDER_SCENE_MODE_NUM             16      /**< Number of program-modes */
 412 #define MM_CAMCORDER_FOCUS_MODE_NUM             6       /**< Number of focus mode*/
 413 #define MM_CAMCORDER_AUTO_FOCUS_NUM             5       /**< Total count of auto focus type*/
 414 #define MM_CAMCORDER_FOCUS_STATE_NUM            4       /**< Number of focus state */
 415 #define MM_CAMCORDER_ISO_NUM                    10      /**< Number of ISO */
 416 #define MM_CAMCORDER_AUTO_EXPOSURE_NUM          9       /**< Number of Auto exposure type */
 417 #define MM_CAMCORDER_WDR_NUM                    3       /**< Number of wide dynamic range */
 418 #define MM_CAMCORDER_FLIP_NUM                   4       /**< Number of Filp mode */
 419 #define MM_CAMCORDER_ROTATION_NUM               4       /**< Number of Rotation mode */
 420 #define MM_CAMCORDER_AHS_NUM                    4       /**< Number of anti-handshake */
 421 #define MM_CAMCORDER_VIDEO_STABILIZATION_NUM    2       /**< Number of video stabilization */
 422 #define MM_CAMCORDER_HDR_CAPTURE_NUM            3       /**< Number of HDR capture mode */
 423 #define MM_CAMCORDER_GEOMETRY_METHOD_NUM        5       /**< Number of geometry method */
 424 #define MM_CAMCORDER_TAG_ORT_NUM                8       /**< Number of tag orientation */
 425 #define MM_CAMCORDER_STROBE_MODE_NUM            8       /**< Number of strobe mode type */
 426 #define MM_CAMCORDER_STROBE_CONTROL_NUM         3       /**< Number of strobe control type */
 427 #define MM_CAMCORDER_DETECT_MODE_NUM            2       /**< Number of detect mode type */
 428
 429
 430 /*=======================================================================================
 431 | ENUM DEFINITIONS                                                                      |
 432 ========================================================================================*/
 433 /**
 434  * Command for Camcorder.
 435  */
 436 enum {
 437         /* Command for Video/Audio recording */
 438         _MMCamcorder_CMD_RECORD,
 439         _MMCamcorder_CMD_PAUSE,
 440         _MMCamcorder_CMD_CANCEL,
 441         _MMCamcorder_CMD_COMMIT,
 442
 443         /* Command for Image capture */
 444         _MMCamcorder_CMD_CAPTURE,
 445
 446         /* Command for Preview(Video/Image only effective) */
 447         _MMCamcorder_CMD_PREVIEW_START,
 448         _MMCamcorder_CMD_PREVIEW_STOP,
 449 };
 450
 451 /**
 452  * Still-shot type
 453  */
 454 enum {
 455         _MMCamcorder_SINGLE_SHOT,
 456         _MMCamcorder_MULTI_SHOT,
 457 };
 458
 459 /**
 460  * Audio session registered type
 461  */
 462 enum {
 463         _MMCamcorder_ASM_NO_NEED_REGISTER,
 464         _MMCamcorder_ASM_SESSION_REGISTERED_INTERNALLY,
 465         _MMCamcorder_ASM_SESSION_REGISTERED_BY_OUTSIDE,
 466 };
 467
 468 /**
 469  * Enumerations for manual focus direction.
 470  * If focusing mode is not "MM_CAMCORDER_AF_MODE_MANUAL", this value will be ignored.
 471  */
 472 enum MMCamcorderMfLensDir {
 473         MM_CAMCORDER_MF_LENS_DIR_FORWARD = 1,   /**< Focus direction to forward */
 474         MM_CAMCORDER_MF_LENS_DIR_BACKWARD,      /**< Focus direction to backward */
 475         MM_CAMCORDER_MF_LENS_DIR_NUM,           /**< Total number of the directions */
 476 };
 477
 478 /**
 479  * Camcorder Pipeline's Element name.
 480  * @note index of element.
 481  */
 482 typedef enum {
 483         _MMCAMCORDER_NONE = (-1),
 484
 485         /* Main Pipeline Element */
 486         _MMCAMCORDER_MAIN_PIPE = 0x00,
 487
 488         /* Pipeline element of Video input */
 489         _MMCAMCORDER_VIDEOSRC_SRC,
 490         _MMCAMCORDER_VIDEOSRC_FILT,
 491         _MMCAMCORDER_VIDEOSRC_CLS_QUE,
 492         _MMCAMCORDER_VIDEOSRC_CLS,
 493         _MMCAMCORDER_VIDEOSRC_CLS_FILT,
 494         _MMCAMCORDER_VIDEOSRC_QUE,
 495         _MMCAMCORDER_VIDEOSRC_DECODE,
 496
 497         /* Pipeline element of Video output */
 498         _MMCAMCORDER_VIDEOSINK_QUE,
 499         _MMCAMCORDER_VIDEOSINK_CLS,
 500         _MMCAMCORDER_VIDEOSINK_SINK,
 501
 502         _MMCAMCORDER_PIPELINE_ELEMENT_NUM,
 503 } _MMCAMCORDER_PREVIEW_PIPELINE_ELELMENT;
 504
 505 /**
 506  * Camcorder Pipeline's Element name.
 507  * @note index of element.
 508  */
 509 typedef enum {
 510         _MMCAMCORDER_ENCODE_NONE = (-1),
 511
 512         /* Main Pipeline Element */
 513         _MMCAMCORDER_ENCODE_MAIN_PIPE = 0x00,
 514
 515         /* Pipeline element of Audio input */
 516         _MMCAMCORDER_AUDIOSRC_BIN,
 517         _MMCAMCORDER_AUDIOSRC_SRC,
 518         _MMCAMCORDER_AUDIOSRC_FILT,
 519         _MMCAMCORDER_AUDIOSRC_QUE,
 520         _MMCAMCORDER_AUDIOSRC_CONV,
 521         _MMCAMCORDER_AUDIOSRC_VOL,
 522
 523         /* Pipeline element of Encodebin */
 524         _MMCAMCORDER_ENCSINK_BIN,
 525         _MMCAMCORDER_ENCSINK_SRC,
 526         _MMCAMCORDER_ENCSINK_FILT,
 527         _MMCAMCORDER_ENCSINK_ENCBIN,
 528         _MMCAMCORDER_ENCSINK_AQUE,
 529         _MMCAMCORDER_ENCSINK_CONV,
 530         _MMCAMCORDER_ENCSINK_AENC,
 531         _MMCAMCORDER_ENCSINK_AENC_QUE,
 532         _MMCAMCORDER_ENCSINK_VQUE,
 533         _MMCAMCORDER_ENCSINK_VCONV,
 534         _MMCAMCORDER_ENCSINK_VENC,
 535         _MMCAMCORDER_ENCSINK_VENC_QUE,
 536         _MMCAMCORDER_ENCSINK_ITOG,
 537         _MMCAMCORDER_ENCSINK_ICROP,
 538         _MMCAMCORDER_ENCSINK_ISCALE,
 539         _MMCAMCORDER_ENCSINK_IFILT,
 540         _MMCAMCORDER_ENCSINK_IQUE,
 541         _MMCAMCORDER_ENCSINK_IENC,
 542         _MMCAMCORDER_ENCSINK_MUX,
 543         _MMCAMCORDER_ENCSINK_SINK,
 544
 545         _MMCAMCORDER_ENCODE_PIPELINE_ELEMENT_NUM,
 546 } _MMCAMCORDER_ENCODE_PIPELINE_ELELMENT;
 547
 548 typedef enum {
 549         _MMCAMCORDER_TASK_THREAD_STATE_NONE,
 550         _MMCAMCORDER_TASK_THREAD_STATE_SOUND_PLAY_START,
 551         _MMCAMCORDER_TASK_THREAD_STATE_SOUND_SOLO_PLAY_START,
 552         _MMCAMCORDER_TASK_THREAD_STATE_ENCODE_PIPE_CREATE,
 553         _MMCAMCORDER_TASK_THREAD_STATE_CHECK_CAPTURE_IN_RECORDING,
 554         _MMCAMCORDER_TASK_THREAD_STATE_EXIT,
 555 } _MMCamcorderTaskThreadState;
 556
 557 /**
 558  * System state change cause
 559  */
 560 typedef enum {
 561         _MMCAMCORDER_STATE_CHANGE_NORMAL = 0,
 562         _MMCAMCORDER_STATE_CHANGE_BY_ASM,
 563 } _MMCamcorderStateChange;
 564
 565
 566 /*=======================================================================================
 567 | STRUCTURE DEFINITIONS                                                                 |
 568 ========================================================================================*/
 569 /**
 570  * MMCamcorder Gstreamer Element
 571  */
 572 typedef struct {
 573         unsigned int id;                /**< Gstreamer piplinem element name */
 574         GstElement *gst;                /**< Gstreamer element */
 575 } _MMCamcorderGstElement;
 576
 577 /**
 578  * MMCamcorder information for KPI measurement
 579  */
 580 typedef struct {
 581         int current_fps;                /**< current fps of this second */
 582         int average_fps;                /**< average fps  */
 583         unsigned int video_framecount;  /**< total number of video frame */
 584         unsigned int last_framecount;   /**< total number of video frame in last measurement */
 585         struct timeval init_video_time; /**< time when start to measure */
 586         struct timeval last_video_time; /**< last measurement time */
 587 } _MMCamcorderKPIMeasure;
 588
 589 /**
 590  * MMCamcorder information for Multi-Thread Safe
 591  */
 592 typedef struct {
 593         pthread_mutex_t lock;                   /**< Mutex (for general use) */
 594         pthread_cond_t cond;                    /**< Condition (for general use) */
 595         pthread_mutex_t cmd_lock;               /**< Mutex (for command) */
 596         pthread_cond_t cmd_cond;                /**< Condition (for command) */
 597         pthread_mutex_t asm_lock;               /**< Mutex (for ASM) */
 598         pthread_mutex_t state_lock;             /**< Mutex (for state change) */
 599         pthread_mutex_t gst_state_lock;         /**< Mutex (for gst pipeline state change) */
 600         pthread_mutex_t gst_encode_state_lock;  /**< Mutex (for gst encode pipeline state change) */
 601         pthread_mutex_t message_cb_lock;                /**< Mutex (for message callback) */
 602         pthread_mutex_t vcapture_cb_lock;       /**< Mutex (for video capture callback) */
 603         pthread_mutex_t vstream_cb_lock;                /**< Mutex (for video stream callback) */
 604         pthread_mutex_t astream_cb_lock;                /**< Mutex (for audio stream callback) */
 605 } _MMCamcorderMTSafe;
 606
 607
 608 /**
 609  * MMCamcorder Sub Context
 610  */
 611 typedef struct {
 612         bool isMaxsizePausing;                  /**< Because of size limit, pipeline is paused. */
 613         bool isMaxtimePausing;                  /**< Because of time limit, pipeline is paused. */
 614         int element_num;                        /**< count of element */
 615         int encode_element_num;                 /**< count of encode element */
 616         int cam_stability_count;                /**< camsensor stability count. the count of frame will drop */
 617         GstClockTime pipeline_time;             /**< current time of Gstreamer Pipeline */
 618         GstClockTime pause_time;                /**< amount of time while pipeline is in PAUSE state.*/
 619         GstClockTime stillshot_time;            /**< pipeline time of capturing moment*/
 620         gboolean is_modified_rate;              /**< whether recording motion rate is modified or not */
 621         gboolean ferror_send;                   /**< file write/seek error **/
 622         guint ferror_count;                     /**< file write/seek error count **/
 623         GstClockTime previous_slot_time;
 624         int display_interval;                   /**< This value is set as 'GST_SECOND / display FPS' */
 625         gboolean bget_eos;                      /**< Whether getting EOS */
 626         gboolean bencbin_capture;               /**< Use Encodebin for capturing */
 627         gboolean audio_disable;                 /**< whether audio is disabled or not when record */
 628         int videosrc_rotate;                    /**< rotate of videosrc */
 629
 630         /* For dropping video frame when start recording */
 631         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. */
 632         int pass_first_vframe;                  /**< When this value is bigger than zero, MSL won't drop video frame though "drop_vframe" is bigger then zero. */
 633
 634         /* INI information */
 635         unsigned int fourcc;                    /**< Get fourcc value of camera INI file */
 636         _MMCamcorderImageInfo *info_image;      /**< extra information for image capture */
 637         _MMCamcorderVideoInfo *info_video;      /**< extra information for video recording */
 638         _MMCamcorderAudioInfo *info_audio;      /**< extra information for audio recording */
 639
 640         _MMCamcorderGstElement *element;        /**< array of preview element */
 641         _MMCamcorderGstElement *encode_element; /**< array of encode element */
 642         _MMCamcorderKPIMeasure kpi;             /**< information related with performance measurement */
 643
 644         type_element *VideosinkElement;         /**< configure data of videosink element */
 645         type_element *VideoconvertElement;      /**< configure data of videoconvert element */
 646         gboolean SensorEncodedCapture;          /**< whether camera sensor support encoded image capture */
 647         gboolean internal_encode;               /**< whether use internal encoding function */
 648 } _MMCamcorderSubContext;
 649
 650 /**
 651   * _MMCamcorderContext
 652   */
 653 typedef struct mmf_camcorder {
 654         /* information */
 655         int type;               /**< mmcamcorder_mode_type */
 656         int device_type;        /**< device type */
 657         int state;              /**< state of camcorder */
 658         int target_state;       /**< Target state that want to set. This is a flag that
 659                                    * stands for async state changing. If this value differ from state,
 660                                    * it means state is changing now asychronously. */
 661
 662         /* handles */
 663         MMHandleType attributes;               /**< Attribute handle */
 664         _MMCamcorderSubContext *sub_context;   /**< sub context */
 665         mm_exif_info_t *exif_info;             /**< EXIF */
 666         GList *buffer_probes;                  /**< a list of buffer probe handle */
 667         GList *event_probes;                   /**< a list of event probe handle */
 668         GList *signals;                        /**< a list of signal handle */
 669         GList *msg_data;                       /**< a list of msg data */
 670         camera_conf *conf_main;                /**< Camera configure Main structure */
 671         camera_conf *conf_ctrl;                /**< Camera configure Control structure */
 672         int asm_handle;                        /**< Audio session manager handle */
 673         guint pipeline_cb_event_id;            /**< Event source ID of pipeline message callback */
 674         guint encode_pipeline_cb_event_id;     /**< Event source ID of encode pipeline message callback */
 675         guint setting_event_id;                /**< Event source ID of attributes setting to sensor */
 676         SOUND_INFO snd_info;                   /**< Sound handle for multishot capture */
 677
 678         /* callback handlers */
 679         MMMessageCallback msg_cb;                               /**< message callback */
 680         void *msg_cb_param;                                     /**< message callback parameter */
 681         mm_camcorder_video_stream_callback vstream_cb;          /**< Video stream callback */
 682         void *vstream_cb_param;                                 /**< Video stream callback parameter */
 683         mm_camcorder_audio_stream_callback astream_cb;          /**< Audio stream callback */
 684         void *astream_cb_param;                                 /**< Audio stream callback parameter */
 685         mm_camcorder_video_capture_callback vcapture_cb;        /**< Video capture callback */
 686         void *vcapture_cb_param;                                /**< Video capture callback parameter */
 687         int (*command)(MMHandleType, int);                      /**< camcorder's command */
 688         mm_camcorder_video_frame_render_error_callback render_error_cb; /* video frame render error callback */
 689         void* render_error_cb_user_param;                               /* video frame render error callback user parameter */
 690
 691         /* etc */
 692         _MMCamcorderMTSafe mtsafe;                              /**< Thread safe */
 693         int state_change_by_system;                             /**< MSL changes its state by itself because of system */
 694         int asm_event_code;                                     /**< event code of audio session manager */
 695         pthread_mutex_t sound_lock;                             /**< Capture sound mutex */
 696         pthread_cond_t sound_cond;                              /**< Capture sound cond */
 697         pthread_mutex_t restart_preview_lock;                   /**< Capture sound mutex */
 698         int use_zero_copy_format;                               /**< Whether use zero copy format for camera input */
 699         int support_media_packet_preview_cb;                   /**< Whether support zero copy format for camera input */
 700         int shutter_sound_policy;                               /**< shutter sound policy */
 701         int brightness_default;                                 /**< default value of brightness */
 702         int brightness_step_denominator;                        /**< denominator of brightness bias step */
 703         int support_zsl_capture;                                /**< support Zero Shutter Lag capture */
 704         char *model_name;                                       /**< model name from system info */
 705         char *software_version;                                 /**< software_version from system info */
 706         int capture_sound_count;                                /**< count for capture sound */
 707         int asm_register;                                       /**< Use ASM internally */
 708         int asm_event_type;                                     /**< Event type of ASM */
 709         int asm_session_type;                                   /**< Session type of ASM */
 710         int asm_session_options;                                /**< Session option of ASM */
 711         char *root_directory;                                   /**< Root directory for device */
 712         int resolution_changed;                                 /**< Flag for preview resolution change */
 713
 714         _MMCamcorderInfoConverting caminfo_convert[CAMINFO_CONVERT_NUM];        /**< converting structure of camera info */
 715         _MMCamcorderEnumConvert enum_conv[ENUM_CONVERT_NUM];                    /**< enum converting list that is modified by ini info */
 716
 717         gboolean capture_in_recording;                          /**< Flag for capture while recording */
 718
 719         gboolean error_occurs;                                  /**< flag for error */
 720         int error_code;                                         /**< error code for internal gstreamer error */
 721
 722         /* task thread */
 723         pthread_t task_thread;                                  /**< thread for task */
 724         pthread_mutex_t task_thread_lock;                       /**< mutex for task thread */
 725         pthread_cond_t task_thread_cond;                        /**< cond for task thread */
 726         _MMCamcorderTaskThreadState task_thread_state;          /**< state of task thread */
 727
 728         int reserved[4];                                        /**< reserved */
 729 } mmf_camcorder_t;
 730
 731 /*=======================================================================================
 732 | EXTERN GLOBAL VARIABLE                                                                |
 733 ========================================================================================*/
 734
 735 /*=======================================================================================
 736 | GLOBAL FUNCTION PROTOTYPES                                                            |
 737 ========================================================================================*/
 738 /**
 739  *      This function creates camcorder for capturing still image and recording.
 740  *
 741  *      @param[out]     handle          Specifies the camcorder  handle
 742  *      @param[in]      info            Preset information of camcorder
 743  *      @return         This function returns zero on success, or negative value with error code.
 744  *      @remarks        When this function calls successfully, camcorder  handle will be filled with a @n
 745  *                      valid value and the state of  the camcorder  will become MM_CAMCORDER_STATE_NULL.@n
 746  *                      Note that  it's not ready to working camcorder. @n
 747  *                      You should call mmcamcorder_realize before starting camcorder.
 748  *      @see            _mmcamcorder_create
 749  */
 750 int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info);
 751
 752 /**
 753  *      This function destroys instance of camcorder.
 754  *
 755  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 756  *      @return         This function returns zero on success, or negative value with error code.
 757  *      @see            _mmcamcorder_create
 758  */
 759 int _mmcamcorder_destroy(MMHandleType hcamcorder);
 760
 761 /**
 762  *      This function allocates memory for camcorder.
 763  *
 764  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 765  *      @return         This function returns zero on success, or negative value with error code.
 766  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_NULL @n
 767  *                      and  the state of the camcorder  will become MM_CAMCORDER_STATE_READY. @n
 768  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 769  *      @see            _mmcamcorder_unrealize
 770  *      @pre            MM_CAMCORDER_STATE_NULL
 771  *      @post           MM_CAMCORDER_STATE_READY
 772  */
 773 int _mmcamcorder_realize(MMHandleType hcamcorder);
 774
 775 /**
 776  *      This function free allocated memory for camcorder.
 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 release all resources which are allocated for the camcorder engine.@n
 781  *                      This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 782  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_NULL. @n
 783  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 784  *      @see            _mmcamcorder_realize
 785  *      @pre            MM_CAMCORDER_STATE_READY
 786  *      @post           MM_CAMCORDER_STATE_NULL
 787  */
 788 int _mmcamcorder_unrealize(MMHandleType hcamcorder);
 789
 790 /**
 791  *      This function is to start previewing.
 792  *
 793  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 794  *      @return         This function returns zero on success, or negative value with error code.
 795  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 796  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 797  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 798  *      @see            _mmcamcorder_stop
 799  */
 800 int _mmcamcorder_start(MMHandleType hcamcorder);
 801
 802 /**
 803  *      This function is to stop previewing.
 804  *
 805  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 806  *      @return         This function returns zero on success, or negative value with error code.
 807  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and  @n
 808  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_READY.@n
 809  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 810  *      @see            _mmcamcorder_start
 811  */
 812 int _mmcamcorder_stop(MMHandleType hcamcorder);
 813
 814 /**
 815  *      This function to start capturing of still images.
 816  *
 817  *      @param[in]      hcamcorder      Specifies the camcorder  handle.
 818  *      @return         This function returns zero on success, or negative value with error code.
 819  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and @n
 820  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_CAPTURING. @n
 821  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 822  *      @see            _mmcamcorder_capture_stop
 823  */
 824 int _mmcamcorder_capture_start(MMHandleType hcamcorder);
 825
 826 /**
 827  *      This function is to stop capturing still images.
 828  *
 829  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 830  *      @return         This function returns zero on success, or negative value with error code.
 831  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_CAPTURING and @n
 832  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 833  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 834  *      @see            _mmcamcorder_capture_start
 835  */
 836 int _mmcamcorder_capture_stop(MMHandleType hcamcorder);
 837
 838 /**
 839  *      This function is to start  video and audio recording.
 840  *
 841  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 842  *      @return         This function returns zero on success, or negative value with error code.
 843  *      @remarks        This function can  be called successfully when current state is @n
 844  *                      MM_CAMCORDER_STATE_PREPARE or MM_CAMCORDER_STATE_PAUSED and  @n
 845  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_RECORDING.@n
 846  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 847  *      @see            _mmcamcorder_pause
 848  */
 849 int _mmcamcorder_record(MMHandleType hcamcorder);
 850
 851 /**
 852  *      This function is to pause video and audio recording
 853  *
 854  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 855  *      @return         This function returns zero on success, or negative value with error code.
 856  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_RECORDING and  @n
 857  *                      the  state of the camcorder  will become MM_CAMCORDER_STATE_PAUSED.@n
 858  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.@n
 859  *      @see            _mmcamcorder_record
 860  */
 861 int _mmcamcorder_pause(MMHandleType hcamcorder);
 862
 863 /**
 864  *      This function is to stop video and audio  recording and  save results.
 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_cancel
 873  */
 874 int _mmcamcorder_commit(MMHandleType hcamcorder);
 875
 876 /**
 877  *      This function is to stop video and audio recording and do not save results.
 878  *
 879  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 880  *      @return         This function returns zero on success, or negative value with error code.
 881  *      @remarks        This function can  be called successfully when current state is @n
 882  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 883  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 884  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 885  *      @see            _mmcamcorder_commit
 886  */
 887 int _mmcamcorder_cancel(MMHandleType hcamcorder);
 888
 889 /**
 890  *      This function calls after commiting action finished asynchronously.
 891  *      In this function, remaining process , such as state change, happens.
 892  *
 893  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 894  *      @return         This function returns zero on success, or negative value with error code.
 895  *      @remarks        This function can  be called successfully when current state is @n
 896  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 897  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 898  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 899  *      @see            _mmcamcorder_commit
 900  */
 901 int _mmcamcorder_commit_async_end(MMHandleType hcamcorder);
 902
 903 /**
 904  *      This function is to set callback for receiving messages from camcorder.
 905  *
 906  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 907  *      @param[in]      callback        Specifies the function pointer of callback function
 908  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 909  *
 910  *      @return         This function returns zero on success, or negative value with error code.
 911  *      @remarks        typedef bool (*mm_message_callback) (int msg, mm_messageType *param, void *user_param);@n
 912  *              @n
 913  *              typedef union                           @n
 914  *              {                                                       @n
 915  *                      int code;                               @n
 916  *                      struct                                  @n
 917  *                      {                                               @n
 918  *                              int total;                      @n
 919  *                              int elapsed;            @n
 920  *                      } time;                                 @n
 921  *                      struct                                  @n
 922  *                      {                                               @n
 923  *                              int previous;           @n
 924  *                              int current;                    @n
 925  *                      } state;                                        @n
 926  *              } mm_message_type;      @n
 927  *                                                                      @n
 928  *              If a  message value for mm_message_callback is MM_MESSAGE_STATE_CHANGED, @n
 929  *              state value in mm_message_type  will be a mmcamcorder_state_type enum value;@n
 930  *              @n
 931  *              If  a message value for mm_message_callback is MM_MESSAGE_ERROR,  @n
 932  *              the code value in mm_message_type will be a mmplayer_error_type enum value;
 933  *
 934  *      @see            mm_message_type,  mmcamcorder_state_type,  mmcamcorder_error_type
 935  */
 936 int _mmcamcorder_set_message_callback(MMHandleType hcamcorder,
 937                                       MMMessageCallback callback,
 938                                       void *user_data);
 939
 940 /**
 941  *      This function is to set callback for video stream.
 942  *
 943  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 944  *      @param[in]      callback        Specifies the function pointer of callback function
 945  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 946  *
 947  *      @return         This function returns zero on success, or negative value with error code.
 948  *      @see            mmcamcorder_error_type
 949  */
 950 int _mmcamcorder_set_video_stream_callback(MMHandleType hcamcorder,
 951                                            mm_camcorder_video_stream_callback callback,
 952                                            void *user_data);
 953
 954
 955 /**
 956  *      This function is to set callback for video frame render error.
 957  *
 958  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 959  *      @param[in]      callback        Specifies the function pointer of callback function
 960  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 961  *
 962  *      @return         This function returns zero on success, or negative value with error code.
 963  *      @see            mmcamcorder_error_type
 964  */
 965 int _mmcamcorder_set_video_frame_render_error_callback(MMHandleType handle,
 966                                                        mm_camcorder_video_frame_render_error_callback callback,
 967                                                        void *user_data);
 968
 969 /**
 970  *      This function is to set callback for audio stream.
 971  *
 972  *      @param[in]      hcamcorder      Specifies the camcorder handle
 973  *      @param[in]      callback        Specifies the function pointer of callback function
 974  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 975  *
 976  *      @return         This function returns zero on success, or negative value with error code.
 977  *      @see            mmcamcorder_error_type
 978  */
 979 int _mmcamcorder_set_audio_stream_callback(MMHandleType handle,
 980                                            mm_camcorder_audio_stream_callback callback,
 981                                            void *user_data);
 982
 983 /**
 984  *      This function is to set callback for video capture.
 985  *
 986  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 987  *      @param[in]      callback        Specifies the function pointer of callback function
 988  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 989  *
 990  *      @return         This function returns zero on success, or negative value with error code.
 991  *      @see            mmcamcorder_error_type
 992  */
 993 int _mmcamcorder_set_video_capture_callback(MMHandleType hcamcorder,
 994                                             mm_camcorder_video_capture_callback callback,
 995                                             void *user_data);
 996
 997 /**
 998  *      This function returns current state of camcorder, or negative value with error code.
 999  *
1000  *      @param[in]      hcamcorder      Specifies the camcorder  handle.
1001  *      @return         This function returns current state of camcorder, or negative value with error code.
1002  *      @see            mmcamcorder_state_type
1003  */
1004 int _mmcamcorder_get_current_state(MMHandleType hcamcorder);
1005
1006 int _mmcamcorder_init_focusing(MMHandleType handle);
1007 int _mmcamcorder_adjust_focus(MMHandleType handle, int direction);
1008 int _mmcamcorder_adjust_manual_focus(MMHandleType handle, int direction);
1009 int _mmcamcorder_adjust_auto_focus(MMHandleType handle);
1010 int _mmcamcorder_stop_focusing(MMHandleType handle);
1011
1012 /**
1013  * This function gets current state of camcorder.
1014  *
1015  * @param       void
1016  * @return      This function returns state of current camcorder context
1017  * @remarks
1018  * @see         _mmcamcorder_set_state()
1019  *
1020  */
1021 int _mmcamcorder_streamer_init(void);
1022
1023 /**
1024  * This function gets current state of camcorder.
1025  *
1026  * @param       void
1027  * @return      This function returns state of current camcorder context
1028  * @remarks
1029  * @see         _mmcamcorder_set_state()
1030  *
1031  */
1032 int _mmcamcorder_display_init(void);
1033
1034 /**
1035  * This function gets current state of camcorder.
1036  *
1037  * @param[in]   handle          Handle of camcorder context.
1038  * @return      This function returns state of current camcorder context
1039  * @remarks
1040  * @see         _mmcamcorder_set_state()
1041  *
1042  */
1043 int _mmcamcorder_get_state(MMHandleType handle);
1044
1045 /**
1046  * This function sets new state of camcorder.
1047  *
1048  * @param[in]   handle          Handle of camcorder context.
1049  * @param[in]   state           setting state value of camcorder.
1050  * @return      void
1051  * @remarks
1052  * @see         _mmcamcorder_get_state()
1053  *
1054  */
1055 void _mmcamcorder_set_state(MMHandleType handle, int state);
1056
1057 /**
1058  * This function gets asynchronous status of MSL Camcroder.
1059  *
1060  * @param[in]   handle          Handle of camcorder context.
1061  * @param[in]   target_state    setting target_state value of camcorder.
1062  * @return      This function returns asynchrnous state.
1063  * @remarks
1064  * @see         _mmcamcorder_set_async_state()
1065  *
1066  */
1067 int _mmcamcorder_get_async_state(MMHandleType handle);
1068
1069 /**
1070  * This function allocates structure of subsidiary attributes.
1071  *
1072  * @param[in]   type            Allocation type of camcorder context.
1073  * @return      This function returns structure pointer on success, NULL value on failure.
1074  * @remarks
1075  * @see         _mmcamcorder_dealloc_subcontext()
1076  *
1077  */
1078 _MMCamcorderSubContext *_mmcamcorder_alloc_subcontext(int type);
1079
1080 /**
1081  * This function releases structure of subsidiary attributes.
1082  *
1083  * @param[in]   sc              Handle of camcorder subcontext.
1084  * @return      void
1085  * @remarks
1086  * @see         _mmcamcorder_alloc_subcontext()
1087  *
1088  */
1089 void _mmcamcorder_dealloc_subcontext(_MMCamcorderSubContext *sc);
1090
1091 /**
1092  * This function sets command function according to the type.
1093  *
1094  * @param[in]   handle          Handle of camcorder context.
1095  * @param[in]   type            Allocation type of camcorder context.
1096  * @return      This function returns MM_ERROR_NONE on success, or other values with error code.
1097  * @remarks
1098  * @see         __mmcamcorder_video_command(), __mmcamcorder_audio_command(), __mmcamcorder_image_command()
1099  *
1100  */
1101 int _mmcamcorder_set_functions(MMHandleType handle, int type);
1102
1103 /**
1104  * This function is callback function of main pipeline.
1105  * Once this function is registered with certain pipeline using gst_bus_add_watch(),
1106  * this callback will be called every time when there is upcomming message from pipeline.
1107  * Basically, this function is used as error handling function, now.
1108  *
1109  * @param[in]   bus             pointer of buf that called this function.
1110  * @param[in]   message         callback message from pipeline.
1111  * @param[in]   data            user data.
1112  * @return      This function returns true on success, or false value with error
1113  * @remarks
1114  * @see         __mmcamcorder_create_preview_pipeline()
1115  *
1116  */
1117 gboolean _mmcamcorder_pipeline_cb_message(GstBus *bus, GstMessage *message, gpointer data);
1118
1119 /**
1120  * This function is callback function of main pipeline.
1121  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1122  * this callback will be called every time when there is upcomming message from pipeline.
1123  * Basically, this function is used as sync error handling function, now.
1124  *
1125  * @param[in]   bus             pointer of buf that called this function.
1126  * @param[in]   message         callback message from pipeline.
1127  * @param[in]   data            user data.
1128  * @return      This function returns true on success, or false value with error
1129  * @remarks
1130  * @see         __mmcamcorder_create_preview_pipeline()
1131  *
1132  */
1133 GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1134
1135 /**
1136  * This function is callback function of main pipeline.
1137  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1138  * this callback will be called every time when there is upcomming message from pipeline.
1139  * Basically, this function is used as sync error handling function, now.
1140  *
1141  * @param[in]   bus             pointer of buf that called this function.
1142  * @param[in]   message         callback message from pipeline.
1143  * @param[in]   data            user data.
1144  * @return      This function returns true on success, or false value with error
1145  * @remarks
1146  * @see         __mmcamcorder_create_audiop_with_encodebin()
1147  *
1148  */
1149 GstBusSyncReply _mmcamcorder_audio_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1150
1151
1152 /**
1153  * This function create main pipeline according to type.
1154  *
1155  * @param[in]   handle          Handle of camcorder context.
1156  * @param[in]   type            Allocation type of camcorder context.
1157  * @return      This function returns zero on success, or negative value with error code.
1158  * @remarks
1159  * @see         _mmcamcorder_destroy_pipeline()
1160  *
1161  */
1162 int _mmcamcorder_create_pipeline(MMHandleType handle, int type);
1163
1164 /**
1165  * This function release all element of main pipeline according to type.
1166  *
1167  * @param[in]   handle          Handle of camcorder context.
1168  * @param[in]   type            Allocation type of camcorder context.
1169  * @return      void
1170  * @remarks
1171  * @see         _mmcamcorder_create_pipeline()
1172  *
1173  */
1174 void _mmcamcorder_destroy_pipeline(MMHandleType handle, int type);
1175
1176 /**
1177  * This function sets gstreamer element status.
1178  * If the gstreamer fails to set status or returns asynchronous mode,
1179  * this function waits for state changed until timeout expired.
1180  *
1181  * @param[in]   pipeline        Pointer of pipeline
1182  * @param[in]   target_state    newly setting status
1183  * @return      This function returns zero on success, or negative value with error code.
1184  * @remarks
1185  * @see
1186  *
1187  */
1188 int _mmcamcorder_gst_set_state(MMHandleType handle, GstElement *pipeline, GstState target_state);
1189
1190 /**
1191  * This function sets gstreamer element status, asynchronously.
1192  * Regardless of processing, it returns immediately.
1193  *
1194  * @param[in]   pipeline        Pointer of pipeline
1195  * @param[in]   target_state    newly setting status
1196  * @return      This function returns zero on success, or negative value with error code.
1197  * @remarks
1198  * @see
1199  *
1200  */
1201 int _mmcamcorder_gst_set_state_async(MMHandleType handle, GstElement *pipeline, GstState target_state);
1202
1203 /* For xvimagesink */
1204 GstBusSyncReply __mmcamcorder_sync_callback(GstBus *bus, GstMessage *message, gulong data);
1205
1206 /* For querying capabilities */
1207 int _mmcamcorder_read_vidsrc_info(int videodevidx, camera_conf **configure_info);
1208
1209 /* for performance check */
1210 void _mmcamcorder_video_current_framerate_init(MMHandleType handle);
1211 int _mmcamcorder_video_current_framerate(MMHandleType handle);
1212 int _mmcamcorder_video_average_framerate(MMHandleType handle);
1213
1214 #ifdef __cplusplus
1215 }
1216 #endif
1217
1218 #endif /* __MM_CAMCORDER_INTERNAL_H__ */