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 <gst/video/video-format.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         element[eid].gst = gst_element_factory_make(name, nickname); \
 136         if (element[eid].gst == NULL) { \
 137                 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s]", eid, name); \
 138                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 139                 goto pipeline_creation_error; \
 140         } else { \
 141                 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 142                 element[eid].id = eid; \
 143                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 144                 err = MM_ERROR_NONE; \
 145         } \
 146         elist = g_list_append(elist, &(element[eid]));
 147
 148 #define _MMCAMCORDER_ELEMENT_MAKE_IGNORE_ERROR(sub_context, element, eid, name /*char* */, nickname /*char* */, elist) \
 149         if (element[eid].gst != NULL) { \
 150                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 151                 gst_object_unref(element[eid].gst); \
 152         } \
 153         element[eid].gst = gst_element_factory_make(name, nickname); \
 154         if (element[eid].gst == NULL) { \
 155                 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s], but keep going...", eid, name); \
 156         } else { \
 157                 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 158                 element[eid].id = eid; \
 159                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 160                 elist = g_list_append(elist, &(element[eid])); \
 161         }
 162
 163 #define _MMCAMCORDER_ENCODEBIN_ELMGET(sub_context, eid, name /*char* */, err) \
 164         if (sub_context->encode_element[eid].gst != NULL) { \
 165                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 166                 gst_object_unref(sub_context->encode_element[eid].gst); \
 167         } \
 168         sub_context->encode_element[eid].id = eid; \
 169         g_object_get(G_OBJECT(sub_context->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst), name, &(sub_context->encode_element[eid].gst), NULL); \
 170         if (sub_context->encode_element[eid].gst == NULL) { \
 171                 _mmcam_dbg_err("Encode Element get fail. element_id=[%d], name=[%s]", eid, name); \
 172                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 173                 goto pipeline_creation_error; \
 174         } else{ \
 175                 gst_object_unref(sub_context->encode_element[eid].gst); \
 176                 g_object_weak_ref(G_OBJECT(sub_context->encode_element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 177         }
 178
 179 /* GStreamer element remove macro */
 180 #define _MMCAMCORDER_ELEMENT_REMOVE(element, eid) \
 181         if (element[eid].gst != NULL) { \
 182                 gst_object_unref(element[eid].gst); \
 183         }
 184
 185 #define _MM_GST_ELEMENT_LINK_MANY       gst_element_link_many
 186 #define _MM_GST_ELEMENT_LINK            gst_element_link
 187 #define _MM_GST_PAD_LINK                gst_pad_link
 188
 189 #define _MM_GST_PAD_LINK_UNREF(srcpad, sinkpad, err, if_fail_goto)\
 190 {\
 191         GstPadLinkReturn ret = _MM_GST_PAD_LINK(srcpad, sinkpad);\
 192         if (ret != GST_PAD_LINK_OK) {\
 193                 GstObject *src_parent = gst_pad_get_parent(srcpad);\
 194                 GstObject *sink_parent = gst_pad_get_parent(sinkpad);\
 195                 char *src_name = NULL;\
 196                 char *sink_name = NULL;\
 197                 g_object_get((GObject *)src_parent, "name", &src_name, NULL);\
 198                 g_object_get((GObject *)sink_parent, "name", &sink_name, NULL);\
 199                 _mmcam_dbg_err("src[%s] - sink[%s] link failed", src_name, sink_name);\
 200                 gst_object_unref(src_parent); src_parent = NULL;\
 201                 gst_object_unref(sink_parent); sink_parent = NULL;\
 202                 if (src_name) {\
 203                         free(src_name); src_name = NULL;\
 204                 }\
 205                 if (sink_name) {\
 206                         free(sink_name); sink_name = NULL;\
 207                 }\
 208                 gst_object_unref(srcpad); srcpad = NULL;\
 209                 gst_object_unref(sinkpad); sinkpad = NULL;\
 210                 err = MM_ERROR_CAMCORDER_GST_LINK;\
 211                 goto if_fail_goto;\
 212         }\
 213         gst_object_unref(srcpad); srcpad = NULL;\
 214         gst_object_unref(sinkpad); sinkpad = NULL;\
 215 }
 216
 217 #define _MM_GST_PAD_UNLINK_UNREF( srcpad, sinkpad) \
 218         if (srcpad && sinkpad) { \
 219                 gst_pad_unlink(srcpad, sinkpad); \
 220         } else { \
 221                 _mmcam_dbg_warn("some pad(srcpad:%p,sinkpad:%p) is NULL", srcpad, sinkpad); \
 222         } \
 223         if (srcpad) { \
 224                 gst_object_unref(srcpad); srcpad = NULL; \
 225         } \
 226         if (sinkpad) { \
 227                 gst_object_unref(sinkpad); sinkpad = NULL; \
 228         }
 229
 230 #define _MMCAMCORDER_STATE_SET_COUNT            3               /* checking interval */
 231 #define _MMCAMCORDER_STATE_CHECK_TOTALTIME      5000000L        /* total wating time for state change */
 232 #define _MMCAMCORDER_STATE_CHECK_INTERVAL       5000            /* checking interval */
 233
 234 /**
 235  * Default videosink type
 236  */
 237 #define _MMCAMCORDER_DEFAULT_VIDEOSINK_TYPE     "VideosinkElementX"
 238
 239 /**
 240  * Default recording motion rate
 241  */
 242 #define _MMCAMCORDER_DEFAULT_RECORDING_MOTION_RATE   1.0
 243
 244 /**
 245  * Total level count of manual focus */
 246 #define _MMFCAMCORDER_FOCUS_TOTAL_LEVEL         8
 247
 248 /**
 249  *      File name length limit
 250  */
 251 #define _MMCamcorder_FILENAME_LEN       (512)
 252
 253 /**
 254  *      Minimum integer value
 255  */
 256 #define _MMCAMCORDER_MIN_INT    (INT_MIN)
 257
 258 /**
 259  *      Maximum integer value
 260  */
 261 #define _MMCAMCORDER_MAX_INT    (INT_MAX)
 262
 263 /**
 264  *      Minimum double value
 265  */
 266 #define _MMCAMCORDER_MIN_DOUBLE (DBL_MIN)
 267
 268 /**
 269  *      Maximum integer value
 270  */
 271 #define _MMCAMCORDER_MAX_DOUBLE (DBL_MAX)
 272
 273 /**
 274  *      Audio timestamp margin (msec)
 275  */
 276 #define _MMCAMCORDER_AUDIO_TIME_MARGIN (300)
 277
 278 /**
 279  *      Functions related with LOCK and WAIT
 280  */
 281 #define _MMCAMCORDER_CAST_MTSAFE(handle)                        (((mmf_camcorder_t*)handle)->mtsafe)
 282 #define _MMCAMCORDER_LOCK_FUNC(mutex)                           pthread_mutex_lock(&mutex)
 283 #define _MMCAMCORDER_TRYLOCK_FUNC(mutex)                        (!pthread_mutex_trylock(&mutex))
 284 #define _MMCAMCORDER_UNLOCK_FUNC(mutex)                         pthread_mutex_unlock(&mutex)
 285
 286 #define _MMCAMCORDER_GET_LOCK(handle)                           (_MMCAMCORDER_CAST_MTSAFE(handle).lock)
 287 #define _MMCAMCORDER_LOCK(handle)                               _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 288 #define _MMCAMCORDER_TRYLOCK(handle)                            _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 289 #define _MMCAMCORDER_UNLOCK(handle)                             _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 290
 291 /* for command */
 292 #define _MMCAMCORDER_GET_CMD_LOCK(handle)                       (_MMCAMCORDER_CAST_MTSAFE(handle).cmd_lock)
 293 #define _MMCAMCORDER_LOCK_CMD(handle)                           _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 294 #define _MMCAMCORDER_TRYLOCK_CMD(handle)                        _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 295 #define _MMCAMCORDER_UNLOCK_CMD(handle)                         _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 296
 297 /* for ASM */
 298 #define _MMCAMCORDER_GET_ASM_LOCK(handle)                       (_MMCAMCORDER_CAST_MTSAFE(handle).asm_lock)
 299 #define _MMCAMCORDER_LOCK_ASM(handle)                           _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 300 #define _MMCAMCORDER_TRYLOCK_ASM(handle)                        _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 301 #define _MMCAMCORDER_UNLOCK_ASM(handle)                         _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 302
 303 /* for state change */
 304 #define _MMCAMCORDER_GET_STATE_LOCK(handle)                     (_MMCAMCORDER_CAST_MTSAFE(handle).state_lock)
 305 #define _MMCAMCORDER_LOCK_STATE(handle)                         _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 306 #define _MMCAMCORDER_TRYLOCK_STATE(handle)                      _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 307 #define _MMCAMCORDER_UNLOCK_STATE(handle)                       _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 308
 309 /* for gstreamer state change */
 310 #define _MMCAMCORDER_GET_GST_STATE_LOCK(handle)                 (_MMCAMCORDER_CAST_MTSAFE(handle).gst_state_lock)
 311 #define _MMCAMCORDER_LOCK_GST_STATE(handle)                     _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 312 #define _MMCAMCORDER_TRYLOCK_GST_STATE(handle)                  _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 313 #define _MMCAMCORDER_UNLOCK_GST_STATE(handle)                   _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 314
 315 #define _MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle)          (_MMCAMCORDER_CAST_MTSAFE(handle).gst_encode_state_lock)
 316 #define _MMCAMCORDER_LOCK_GST_ENCODE_STATE(handle)              _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 317 #define _MMCAMCORDER_TRYLOCK_GST_ENCODE_STATE(handle)           _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 318 #define _MMCAMCORDER_UNLOCK_GST_ENCODE_STATE(handle)            _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 319
 320 /* for setting/calling callback */
 321 #define _MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).message_cb_lock)
 322 #define _MMCAMCORDER_LOCK_MESSAGE_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 323 #define _MMCAMCORDER_TRYLOCK_MESSAGE_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 324 #define _MMCAMCORDER_UNLOCK_MESSAGE_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 325
 326 #define _MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle)     (_MMCAMCORDER_CAST_MTSAFE(handle).vcapture_cb_lock)
 327 #define _MMCAMCORDER_LOCK_VCAPTURE_CALLBACK(handle)         _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 328 #define _MMCAMCORDER_TRYLOCK_VCAPTURE_CALLBACK(handle)      _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 329 #define _MMCAMCORDER_UNLOCK_VCAPTURE_CALLBACK(handle)       _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 330
 331 #define _MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).vstream_cb_lock)
 332 #define _MMCAMCORDER_LOCK_VSTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 333 #define _MMCAMCORDER_TRYLOCK_VSTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 334 #define _MMCAMCORDER_UNLOCK_VSTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 335
 336 #define _MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).astream_cb_lock)
 337 #define _MMCAMCORDER_LOCK_ASTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 338 #define _MMCAMCORDER_TRYLOCK_ASTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 339 #define _MMCAMCORDER_UNLOCK_ASTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 340
 341 /**
 342  * Caster of main handle (camcorder)
 343  */
 344 #define MMF_CAMCORDER(h) (mmf_camcorder_t *)(h)
 345
 346 /**
 347  * Caster of subcontext
 348  */
 349 #define MMF_CAMCORDER_SUBCONTEXT(h) (((mmf_camcorder_t *)(h))->sub_context)
 350
 351 /* LOCAL CONSTANT DEFINITIONS */
 352 /**
 353  * Total Numbers of Attribute values.
 354  * If you increase any enum of attribute values, you also have to increase this.
 355  */
 356 #define MM_CAMCORDER_MODE_NUM                   3       /**< Number of mode type */
 357 #define MM_CAMCORDER_COLOR_TONE_NUM             30      /**< Number of color-tone modes */
 358 #define MM_CAMCORDER_WHITE_BALANCE_NUM          10      /**< Number of WhiteBalance modes*/
 359 #define MM_CAMCORDER_SCENE_MODE_NUM             16      /**< Number of program-modes */
 360 #define MM_CAMCORDER_FOCUS_MODE_NUM             6       /**< Number of focus mode*/
 361 #define MM_CAMCORDER_AUTO_FOCUS_NUM             5       /**< Total count of auto focus type*/
 362 #define MM_CAMCORDER_FOCUS_STATE_NUM            4       /**< Number of focus state */
 363 #define MM_CAMCORDER_ISO_NUM                    10      /**< Number of ISO */
 364 #define MM_CAMCORDER_AUTO_EXPOSURE_NUM          9       /**< Number of Auto exposure type */
 365 #define MM_CAMCORDER_WDR_NUM                    3       /**< Number of wide dynamic range */
 366 #define MM_CAMCORDER_FLIP_NUM                   4       /**< Number of Filp mode */
 367 #define MM_CAMCORDER_ROTATION_NUM               4       /**< Number of Rotation mode */
 368 #define MM_CAMCORDER_AHS_NUM                    4       /**< Number of anti-handshake */
 369 #define MM_CAMCORDER_VIDEO_STABILIZATION_NUM    2       /**< Number of video stabilization */
 370 #define MM_CAMCORDER_HDR_CAPTURE_NUM            3       /**< Number of HDR capture mode */
 371 #define MM_CAMCORDER_GEOMETRY_METHOD_NUM        5       /**< Number of geometry method */
 372 #define MM_CAMCORDER_TAG_ORT_NUM                8       /**< Number of tag orientation */
 373 #define MM_CAMCORDER_STROBE_MODE_NUM            8       /**< Number of strobe mode type */
 374 #define MM_CAMCORDER_STROBE_CONTROL_NUM         3       /**< Number of strobe control type */
 375 #define MM_CAMCORDER_DETECT_MODE_NUM            2       /**< Number of detect mode type */
 376
 377
 378 /*=======================================================================================
 379 | ENUM DEFINITIONS                                                                      |
 380 ========================================================================================*/
 381 /**
 382  * Command for Camcorder.
 383  */
 384 enum {
 385         /* Command for Video/Audio recording */
 386         _MMCamcorder_CMD_RECORD,
 387         _MMCamcorder_CMD_PAUSE,
 388         _MMCamcorder_CMD_CANCEL,
 389         _MMCamcorder_CMD_COMMIT,
 390
 391         /* Command for Image capture */
 392         _MMCamcorder_CMD_CAPTURE,
 393
 394         /* Command for Preview(Video/Image only effective) */
 395         _MMCamcorder_CMD_PREVIEW_START,
 396         _MMCamcorder_CMD_PREVIEW_STOP,
 397 };
 398
 399 /**
 400  * Still-shot type
 401  */
 402 enum {
 403         _MMCamcorder_SINGLE_SHOT,
 404         _MMCamcorder_MULTI_SHOT,
 405 };
 406
 407 /**
 408  * Enumerations for manual focus direction.
 409  * If focusing mode is not "MM_CAMCORDER_AF_MODE_MANUAL", this value will be ignored.
 410  */
 411 enum MMCamcorderMfLensDir {
 412         MM_CAMCORDER_MF_LENS_DIR_FORWARD = 1,   /**< Focus direction to forward */
 413         MM_CAMCORDER_MF_LENS_DIR_BACKWARD,      /**< Focus direction to backward */
 414         MM_CAMCORDER_MF_LENS_DIR_NUM,           /**< Total number of the directions */
 415 };
 416
 417 /**
 418  * Camcorder Pipeline's Element name.
 419  * @note index of element.
 420  */
 421 typedef enum {
 422         _MMCAMCORDER_NONE = (-1),
 423
 424         /* Main Pipeline Element */
 425         _MMCAMCORDER_MAIN_PIPE = 0x00,
 426
 427         /* Pipeline element of Video input */
 428         _MMCAMCORDER_VIDEOSRC_SRC,
 429         _MMCAMCORDER_VIDEOSRC_FILT,
 430         _MMCAMCORDER_VIDEOSRC_CLS_QUE,
 431         _MMCAMCORDER_VIDEOSRC_CLS,
 432         _MMCAMCORDER_VIDEOSRC_CLS_FILT,
 433         _MMCAMCORDER_VIDEOSRC_QUE,
 434         _MMCAMCORDER_VIDEOSRC_DECODE,
 435
 436         /* Pipeline element of Video output */
 437         _MMCAMCORDER_VIDEOSINK_QUE,
 438         _MMCAMCORDER_VIDEOSINK_CLS,
 439         _MMCAMCORDER_VIDEOSINK_SINK,
 440
 441         _MMCAMCORDER_PIPELINE_ELEMENT_NUM,
 442 } _MMCAMCORDER_PREVIEW_PIPELINE_ELELMENT;
 443
 444 /**
 445  * Camcorder Pipeline's Element name.
 446  * @note index of element.
 447  */
 448 typedef enum {
 449         _MMCAMCORDER_ENCODE_NONE = (-1),
 450
 451         /* Main Pipeline Element */
 452         _MMCAMCORDER_ENCODE_MAIN_PIPE = 0x00,
 453
 454         /* Pipeline element of Audio input */
 455         _MMCAMCORDER_AUDIOSRC_BIN,
 456         _MMCAMCORDER_AUDIOSRC_SRC,
 457         _MMCAMCORDER_AUDIOSRC_FILT,
 458         _MMCAMCORDER_AUDIOSRC_QUE,
 459         _MMCAMCORDER_AUDIOSRC_CONV,
 460         _MMCAMCORDER_AUDIOSRC_VOL,
 461
 462         /* Pipeline element of Encodebin */
 463         _MMCAMCORDER_ENCSINK_BIN,
 464         _MMCAMCORDER_ENCSINK_SRC,
 465         _MMCAMCORDER_ENCSINK_FILT,
 466         _MMCAMCORDER_ENCSINK_ENCBIN,
 467         _MMCAMCORDER_ENCSINK_AQUE,
 468         _MMCAMCORDER_ENCSINK_CONV,
 469         _MMCAMCORDER_ENCSINK_AENC,
 470         _MMCAMCORDER_ENCSINK_AENC_QUE,
 471         _MMCAMCORDER_ENCSINK_VQUE,
 472         _MMCAMCORDER_ENCSINK_VCONV,
 473         _MMCAMCORDER_ENCSINK_VENC,
 474         _MMCAMCORDER_ENCSINK_VENC_QUE,
 475         _MMCAMCORDER_ENCSINK_ITOG,
 476         _MMCAMCORDER_ENCSINK_ICROP,
 477         _MMCAMCORDER_ENCSINK_ISCALE,
 478         _MMCAMCORDER_ENCSINK_IFILT,
 479         _MMCAMCORDER_ENCSINK_IQUE,
 480         _MMCAMCORDER_ENCSINK_IENC,
 481         _MMCAMCORDER_ENCSINK_MUX,
 482         _MMCAMCORDER_ENCSINK_SINK,
 483
 484         _MMCAMCORDER_ENCODE_PIPELINE_ELEMENT_NUM,
 485 } _MMCAMCORDER_ENCODE_PIPELINE_ELELMENT;
 486
 487 typedef enum {
 488         _MMCAMCORDER_TASK_THREAD_STATE_NONE,
 489         _MMCAMCORDER_TASK_THREAD_STATE_SOUND_PLAY_START,
 490         _MMCAMCORDER_TASK_THREAD_STATE_ENCODE_PIPE_CREATE,
 491         _MMCAMCORDER_TASK_THREAD_STATE_EXIT,
 492 } _MMCamcorderTaskThreadState;
 493
 494 /**
 495  * System state change cause
 496  */
 497 typedef enum {
 498         _MMCAMCORDER_STATE_CHANGE_NORMAL = 0,
 499         _MMCAMCORDER_STATE_CHANGE_BY_ASM,
 500 } _MMCamcorderStateChange;
 501
 502
 503 /*=======================================================================================
 504 | STRUCTURE DEFINITIONS                                                                 |
 505 ========================================================================================*/
 506 /**
 507  * MMCamcorder Gstreamer Element
 508  */
 509 typedef struct {
 510         unsigned int id;                /**< Gstreamer piplinem element name */
 511         GstElement *gst;                /**< Gstreamer element */
 512 } _MMCamcorderGstElement;
 513
 514 /**
 515  * MMCamcorder information for KPI measurement
 516  */
 517 typedef struct {
 518         int current_fps;                /**< current fps of this second */
 519         int average_fps;                /**< average fps  */
 520         unsigned int video_framecount;  /**< total number of video frame */
 521         unsigned int last_framecount;   /**< total number of video frame in last measurement */
 522         struct timeval init_video_time; /**< time when start to measure */
 523         struct timeval last_video_time; /**< last measurement time */
 524 } _MMCamcorderKPIMeasure;
 525
 526 /**
 527  * MMCamcorder information for Multi-Thread Safe
 528  */
 529 typedef struct {
 530         pthread_mutex_t lock;                   /**< Mutex (for general use) */
 531         pthread_mutex_t cmd_lock;               /**< Mutex (for command) */
 532         pthread_mutex_t asm_lock;               /**< Mutex (for ASM) */
 533         pthread_mutex_t state_lock;             /**< Mutex (for state change) */
 534         pthread_mutex_t gst_state_lock;         /**< Mutex (for gst pipeline state change) */
 535         pthread_mutex_t gst_encode_state_lock;  /**< Mutex (for gst encode pipeline state change) */
 536         pthread_mutex_t message_cb_lock;                /**< Mutex (for message callback) */
 537         pthread_mutex_t vcapture_cb_lock;       /**< Mutex (for video capture callback) */
 538         pthread_mutex_t vstream_cb_lock;                /**< Mutex (for video stream callback) */
 539         pthread_mutex_t astream_cb_lock;                /**< Mutex (for audio stream callback) */
 540 } _MMCamcorderMTSafe;
 541
 542
 543 /**
 544  * MMCamcorder Sub Context
 545  */
 546 typedef struct {
 547         bool isMaxsizePausing;                  /**< Because of size limit, pipeline is paused. */
 548         bool isMaxtimePausing;                  /**< Because of time limit, pipeline is paused. */
 549         int element_num;                        /**< count of element */
 550         int encode_element_num;                 /**< count of encode element */
 551         int cam_stability_count;                /**< camsensor stability count. the count of frame will drop */
 552         GstClockTime pipeline_time;             /**< current time of Gstreamer Pipeline */
 553         GstClockTime pause_time;                /**< amount of time while pipeline is in PAUSE state.*/
 554         GstClockTime stillshot_time;            /**< pipeline time of capturing moment*/
 555         gboolean is_modified_rate;              /**< whether recording motion rate is modified or not */
 556         gboolean error_occurs;                  /**< flag for error */
 557         int error_code;                         /**< error code for internal gstreamer error */
 558         gboolean ferror_send;                   /**< file write/seek error **/
 559         guint ferror_count;                     /**< file write/seek error count **/
 560         GstClockTime previous_slot_time;
 561         int display_interval;                   /**< This value is set as 'GST_SECOND / display FPS' */
 562         gboolean bget_eos;                      /**< Whether getting EOS */
 563         gboolean bencbin_capture;               /**< Use Encodebin for capturing */
 564         gboolean audio_disable;                 /**< whether audio is disabled or not when record */
 565         int videosrc_rotate;                    /**< rotate of videosrc */
 566
 567         /* For dropping video frame when start recording */
 568         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. */
 569         int pass_first_vframe;                  /**< When this value is bigger than zero, MSL won't drop video frame though "drop_vframe" is bigger then zero. */
 570
 571         /* INI information */
 572         unsigned int fourcc;                    /**< Get fourcc value of camera INI file */
 573         _MMCamcorderImageInfo *info_image;      /**< extra information for image capture */
 574         _MMCamcorderVideoInfo *info_video;      /**< extra information for video recording */
 575         _MMCamcorderAudioInfo *info_audio;      /**< extra information for audio recording */
 576
 577         _MMCamcorderGstElement *element;        /**< array of preview element */
 578         _MMCamcorderGstElement *encode_element; /**< array of encode element */
 579         _MMCamcorderKPIMeasure kpi;             /**< information related with performance measurement */
 580
 581         type_element *VideosinkElement;         /**< configure data of videosink element */
 582         type_element *VideoconvertElement;      /**< configure data of videoconvert element */
 583         gboolean SensorEncodedCapture;          /**< whether camera sensor support encoded image capture */
 584         gboolean internal_encode;               /**< whether use internal encoding function */
 585 } _MMCamcorderSubContext;
 586
 587 /**
 588   * _MMCamcorderContext
 589   */
 590 typedef struct mmf_camcorder {
 591         /* information */
 592         int type;               /**< mmcamcorder_mode_type */
 593         int device_type;        /**< device type */
 594         int state;              /**< state of camcorder */
 595         int target_state;       /**< Target state that want to set. This is a flag that
 596                                    * stands for async state changing. If this value differ from state,
 597                                    * it means state is changing now asychronously. */
 598
 599         /* handles */
 600         MMHandleType attributes;               /**< Attribute handle */
 601         _MMCamcorderSubContext *sub_context;   /**< sub context */
 602         mm_exif_info_t *exif_info;             /**< EXIF */
 603         GList *buffer_probes;                  /**< a list of buffer probe handle */
 604         GList *event_probes;                   /**< a list of event probe handle */
 605         GList *signals;                        /**< a list of signal handle */
 606         GList *msg_data;                       /**< a list of msg data */
 607         camera_conf *conf_main;                /**< Camera configure Main structure */
 608         camera_conf *conf_ctrl;                /**< Camera configure Control structure */
 609         guint pipeline_cb_event_id;            /**< Event source ID of pipeline message callback */
 610         guint encode_pipeline_cb_event_id;     /**< Event source ID of encode pipeline message callback */
 611         guint setting_event_id;                /**< Event source ID of attributes setting to sensor */
 612         SOUND_INFO snd_info;                   /**< Sound handle for multishot capture */
 613
 614         /* callback handlers */
 615         MMMessageCallback msg_cb;                               /**< message callback */
 616         void *msg_cb_param;                                     /**< message callback parameter */
 617         mm_camcorder_video_stream_callback vstream_cb;          /**< Video stream callback */
 618         void *vstream_cb_param;                                 /**< Video stream callback parameter */
 619         mm_camcorder_audio_stream_callback astream_cb;          /**< Audio stream callback */
 620         void *astream_cb_param;                                 /**< Audio stream callback parameter */
 621         mm_camcorder_video_capture_callback vcapture_cb;        /**< Video capture callback */
 622         void *vcapture_cb_param;                                /**< Video capture callback parameter */
 623         int (*command)(MMHandleType, int);                      /**< camcorder's command */
 624
 625         /* etc */
 626         mm_cam_attr_construct_info *cam_attrs_const_info;       /**< attribute info */
 627         conf_info_table* conf_main_info_table[CONFIGURE_CATEGORY_MAIN_NUM]; /** configure info table - MAIN category */
 628         conf_info_table* conf_ctrl_info_table[CONFIGURE_CATEGORY_CTRL_NUM]; /** configure info table - CONTROL category */
 629         int conf_main_category_size[CONFIGURE_CATEGORY_MAIN_NUM]; /** configure info table size - MAIN category */
 630         int conf_ctrl_category_size[CONFIGURE_CATEGORY_CTRL_NUM]; /** configure info table size - CONTROL category */
 631         _MMCamcorderMTSafe mtsafe;                              /**< Thread safe */
 632         int state_change_by_system;                             /**< MSL changes its state by itself because of system */
 633         pthread_mutex_t sound_lock;                             /**< Capture sound mutex */
 634         pthread_cond_t sound_cond;                              /**< Capture sound cond */
 635         pthread_mutex_t restart_preview_lock;                   /**< Capture sound mutex */
 636         int use_zero_copy_format;                               /**< Whether use zero copy format for camera input */
 637         int support_media_packet_preview_cb;                   /**< Whether support zero copy format for camera input */
 638         int shutter_sound_policy;                               /**< shutter sound policy */
 639         int brightness_default;                                 /**< default value of brightness */
 640         int brightness_step_denominator;                        /**< denominator of brightness bias step */
 641         int support_zsl_capture;                                /**< support Zero Shutter Lag capture */
 642         char *model_name;                                       /**< model name from system info */
 643         char *software_version;                                 /**< software_version from system info */
 644         int capture_sound_count;                                /**< count for capture sound */
 645
 646         _MMCamcorderInfoConverting caminfo_convert[CAMINFO_CONVERT_NUM];        /**< converting structure of camera info */
 647         _MMCamcorderEnumConvert enum_conv[ENUM_CONVERT_NUM];                    /**< enum converting list that is modified by ini info */
 648
 649         gboolean capture_in_recording;                          /**< Flag for capture while recording */
 650
 651         /* task thread */
 652         pthread_t task_thread;                                  /**< thread for task */
 653         pthread_mutex_t task_thread_lock;                       /**< mutex for task thread */
 654         pthread_cond_t task_thread_cond;                        /**< cond for task thread */
 655         _MMCamcorderTaskThreadState task_thread_state;          /**< state of task thread */
 656
 657         int reserved[4];                                        /**< reserved */
 658 } mmf_camcorder_t;
 659
 660 /*=======================================================================================
 661 | EXTERN GLOBAL VARIABLE                                                                |
 662 ========================================================================================*/
 663
 664 /*=======================================================================================
 665 | GLOBAL FUNCTION PROTOTYPES                                                            |
 666 ========================================================================================*/
 667 /**
 668  *      This function creates camcorder for capturing still image and recording.
 669  *
 670  *      @param[out]     handle          Specifies the camcorder  handle
 671  *      @param[in]      info            Preset information of camcorder
 672  *      @return         This function returns zero on success, or negative value with error code.
 673  *      @remarks        When this function calls successfully, camcorder  handle will be filled with a @n
 674  *                      valid value and the state of  the camcorder  will become MM_CAMCORDER_STATE_NULL.@n
 675  *                      Note that  it's not ready to working camcorder. @n
 676  *                      You should call mmcamcorder_realize before starting camcorder.
 677  *      @see            _mmcamcorder_create
 678  */
 679 int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info);
 680
 681 /**
 682  *      This function destroys instance of camcorder.
 683  *
 684  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 685  *      @return         This function returns zero on success, or negative value with error code.
 686  *      @see            _mmcamcorder_create
 687  */
 688 int _mmcamcorder_destroy(MMHandleType hcamcorder);
 689
 690 /**
 691  *      This function allocates memory for camcorder.
 692  *
 693  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 694  *      @return         This function returns zero on success, or negative value with error code.
 695  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_NULL @n
 696  *                      and  the state of the camcorder  will become MM_CAMCORDER_STATE_READY. @n
 697  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 698  *      @see            _mmcamcorder_unrealize
 699  *      @pre            MM_CAMCORDER_STATE_NULL
 700  *      @post           MM_CAMCORDER_STATE_READY
 701  */
 702 int _mmcamcorder_realize(MMHandleType hcamcorder);
 703
 704 /**
 705  *      This function free allocated memory for camcorder.
 706  *
 707  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 708  *      @return         This function returns zero on success, or negative value with error code.
 709  *      @remarks        This function release all resources which are allocated for the camcorder engine.@n
 710  *                      This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 711  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_NULL. @n
 712  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 713  *      @see            _mmcamcorder_realize
 714  *      @pre            MM_CAMCORDER_STATE_READY
 715  *      @post           MM_CAMCORDER_STATE_NULL
 716  */
 717 int _mmcamcorder_unrealize(MMHandleType hcamcorder);
 718
 719 /**
 720  *      This function is to start previewing.
 721  *
 722  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 723  *      @return         This function returns zero on success, or negative value with error code.
 724  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 725  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 726  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 727  *      @see            _mmcamcorder_stop
 728  */
 729 int _mmcamcorder_start(MMHandleType hcamcorder);
 730
 731 /**
 732  *      This function is to stop previewing.
 733  *
 734  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 735  *      @return         This function returns zero on success, or negative value with error code.
 736  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and  @n
 737  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_READY.@n
 738  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 739  *      @see            _mmcamcorder_start
 740  */
 741 int _mmcamcorder_stop(MMHandleType hcamcorder);
 742
 743 /**
 744  *      This function to start capturing of still images.
 745  *
 746  *      @param[in]      hcamcorder      Specifies the camcorder  handle.
 747  *      @return         This function returns zero on success, or negative value with error code.
 748  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and @n
 749  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_CAPTURING. @n
 750  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 751  *      @see            _mmcamcorder_capture_stop
 752  */
 753 int _mmcamcorder_capture_start(MMHandleType hcamcorder);
 754
 755 /**
 756  *      This function is to stop capturing still images.
 757  *
 758  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 759  *      @return         This function returns zero on success, or negative value with error code.
 760  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_CAPTURING and @n
 761  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 762  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 763  *      @see            _mmcamcorder_capture_start
 764  */
 765 int _mmcamcorder_capture_stop(MMHandleType hcamcorder);
 766
 767 /**
 768  *      This function is to start  video and audio recording.
 769  *
 770  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 771  *      @return         This function returns zero on success, or negative value with error code.
 772  *      @remarks        This function can  be called successfully when current state is @n
 773  *                      MM_CAMCORDER_STATE_PREPARE or MM_CAMCORDER_STATE_PAUSED and  @n
 774  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_RECORDING.@n
 775  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 776  *      @see            _mmcamcorder_pause
 777  */
 778 int _mmcamcorder_record(MMHandleType hcamcorder);
 779
 780 /**
 781  *      This function is to pause video and audio recording
 782  *
 783  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 784  *      @return         This function returns zero on success, or negative value with error code.
 785  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_RECORDING and  @n
 786  *                      the  state of the camcorder  will become MM_CAMCORDER_STATE_PAUSED.@n
 787  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.@n
 788  *      @see            _mmcamcorder_record
 789  */
 790 int _mmcamcorder_pause(MMHandleType hcamcorder);
 791
 792 /**
 793  *      This function is to stop video and audio  recording and  save results.
 794  *
 795  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 796  *      @return         This function returns zero on success, or negative value with error code.
 797  *      @remarks        This function can  be called successfully when current state is @n
 798  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 799  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 800  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION
 801  *      @see            _mmcamcorder_cancel
 802  */
 803 int _mmcamcorder_commit(MMHandleType hcamcorder);
 804
 805 /**
 806  *      This function is to stop video and audio recording and do not save results.
 807  *
 808  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 809  *      @return         This function returns zero on success, or negative value with error code.
 810  *      @remarks        This function can  be called successfully when current state is @n
 811  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 812  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 813  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 814  *      @see            _mmcamcorder_commit
 815  */
 816 int _mmcamcorder_cancel(MMHandleType hcamcorder);
 817
 818 /**
 819  *      This function calls after commiting action finished asynchronously.
 820  *      In this function, remaining process , such as state change, happens.
 821  *
 822  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 823  *      @return         This function returns zero on success, or negative value with error code.
 824  *      @remarks        This function can  be called successfully when current state is @n
 825  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 826  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 827  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 828  *      @see            _mmcamcorder_commit
 829  */
 830 int _mmcamcorder_commit_async_end(MMHandleType hcamcorder);
 831
 832 /**
 833  *      This function is to set callback for receiving messages from camcorder.
 834  *
 835  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 836  *      @param[in]      callback        Specifies the function pointer of callback function
 837  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 838  *
 839  *      @return         This function returns zero on success, or negative value with error code.
 840  *      @remarks        typedef bool (*mm_message_callback) (int msg, mm_messageType *param, void *user_param);@n
 841  *              @n
 842  *              typedef union                           @n
 843  *              {                                                       @n
 844  *                      int code;                               @n
 845  *                      struct                                  @n
 846  *                      {                                               @n
 847  *                              int total;                      @n
 848  *                              int elapsed;            @n
 849  *                      } time;                                 @n
 850  *                      struct                                  @n
 851  *                      {                                               @n
 852  *                              int previous;           @n
 853  *                              int current;                    @n
 854  *                      } state;                                        @n
 855  *              } mm_message_type;      @n
 856  *                                                                      @n
 857  *              If a  message value for mm_message_callback is MM_MESSAGE_STATE_CHANGED, @n
 858  *              state value in mm_message_type  will be a mmcamcorder_state_type enum value;@n
 859  *              @n
 860  *              If  a message value for mm_message_callback is MM_MESSAGE_ERROR,  @n
 861  *              the code value in mm_message_type will be a mmplayer_error_type enum value;
 862  *
 863  *      @see            mm_message_type,  mmcamcorder_state_type,  mmcamcorder_error_type
 864  */
 865 int _mmcamcorder_set_message_callback(MMHandleType hcamcorder,
 866                                       MMMessageCallback callback,
 867                                       void *user_data);
 868
 869 /**
 870  *      This function is to set callback for video stream.
 871  *
 872  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 873  *      @param[in]      callback        Specifies the function pointer of callback function
 874  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 875  *
 876  *      @return         This function returns zero on success, or negative value with error code.
 877  *      @see            mmcamcorder_error_type
 878  */
 879 int _mmcamcorder_set_video_stream_callback(MMHandleType hcamcorder,
 880                                            mm_camcorder_video_stream_callback callback,
 881                                            void *user_data);
 882
 883 /**
 884  *      This function is to set callback for audio stream.
 885  *
 886  *      @param[in]      hcamcorder      Specifies the camcorder handle
 887  *      @param[in]      callback        Specifies the function pointer of callback function
 888  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 889  *
 890  *      @return         This function returns zero on success, or negative value with error code.
 891  *      @see            mmcamcorder_error_type
 892  */
 893 int _mmcamcorder_set_audio_stream_callback(MMHandleType handle,
 894                                            mm_camcorder_audio_stream_callback callback,
 895                                            void *user_data);
 896
 897 /**
 898  *      This function is to set callback for video capture.
 899  *
 900  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 901  *      @param[in]      callback        Specifies the function pointer of callback function
 902  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 903  *
 904  *      @return         This function returns zero on success, or negative value with error code.
 905  *      @see            mmcamcorder_error_type
 906  */
 907 int _mmcamcorder_set_video_capture_callback(MMHandleType hcamcorder,
 908                                             mm_camcorder_video_capture_callback callback,
 909                                             void *user_data);
 910
 911 /**
 912  *      This function returns current state of camcorder, or negative value with error code.
 913  *
 914  *      @param[in]      hcamcorder      Specifies the camcorder  handle.
 915  *      @return         This function returns current state of camcorder, or negative value with error code.
 916  *      @see            mmcamcorder_state_type
 917  */
 918 int _mmcamcorder_get_current_state(MMHandleType hcamcorder);
 919
 920 int _mmcamcorder_init_focusing(MMHandleType handle);
 921 int _mmcamcorder_adjust_focus(MMHandleType handle, int direction);
 922 int _mmcamcorder_adjust_manual_focus(MMHandleType handle, int direction);
 923 int _mmcamcorder_adjust_auto_focus(MMHandleType handle);
 924 int _mmcamcorder_stop_focusing(MMHandleType handle);
 925
 926 /**
 927  * This function gets current state of camcorder.
 928  *
 929  * @param       void
 930  * @return      This function returns state of current camcorder context
 931  * @remarks
 932  * @see         _mmcamcorder_set_state()
 933  *
 934  */
 935 int _mmcamcorder_streamer_init(void);
 936
 937 /**
 938  * This function gets current state of camcorder.
 939  *
 940  * @param       void
 941  * @return      This function returns state of current camcorder context
 942  * @remarks
 943  * @see         _mmcamcorder_set_state()
 944  *
 945  */
 946 int _mmcamcorder_display_init(void);
 947
 948 /**
 949  * This function gets current state of camcorder.
 950  *
 951  * @param[in]   handle          Handle of camcorder context.
 952  * @return      This function returns state of current camcorder context
 953  * @remarks
 954  * @see         _mmcamcorder_set_state()
 955  *
 956  */
 957 int _mmcamcorder_get_state(MMHandleType handle);
 958
 959 /**
 960  * This function sets new state of camcorder.
 961  *
 962  * @param[in]   handle          Handle of camcorder context.
 963  * @param[in]   state           setting state value of camcorder.
 964  * @return      void
 965  * @remarks
 966  * @see         _mmcamcorder_get_state()
 967  *
 968  */
 969 void _mmcamcorder_set_state(MMHandleType handle, int state);
 970
 971 /**
 972  * This function gets asynchronous status of MSL Camcroder.
 973  *
 974  * @param[in]   handle          Handle of camcorder context.
 975  * @param[in]   target_state    setting target_state value of camcorder.
 976  * @return      This function returns asynchrnous state.
 977  * @remarks
 978  * @see         _mmcamcorder_set_async_state()
 979  *
 980  */
 981 int _mmcamcorder_get_async_state(MMHandleType handle);
 982
 983 /**
 984  * This function allocates structure of subsidiary attributes.
 985  *
 986  * @param[in]   type            Allocation type of camcorder context.
 987  * @return      This function returns structure pointer on success, NULL value on failure.
 988  * @remarks
 989  * @see         _mmcamcorder_dealloc_subcontext()
 990  *
 991  */
 992 _MMCamcorderSubContext *_mmcamcorder_alloc_subcontext(int type);
 993
 994 /**
 995  * This function releases structure of subsidiary attributes.
 996  *
 997  * @param[in]   sc              Handle of camcorder subcontext.
 998  * @return      void
 999  * @remarks
1000  * @see         _mmcamcorder_alloc_subcontext()
1001  *
1002  */
1003 void _mmcamcorder_dealloc_subcontext(_MMCamcorderSubContext *sc);
1004
1005 /**
1006  * This function sets command function according to the type.
1007  *
1008  * @param[in]   handle          Handle of camcorder context.
1009  * @param[in]   type            Allocation type of camcorder context.
1010  * @return      This function returns MM_ERROR_NONE on success, or other values with error code.
1011  * @remarks
1012  * @see         __mmcamcorder_video_command(), __mmcamcorder_audio_command(), __mmcamcorder_image_command()
1013  *
1014  */
1015 int _mmcamcorder_set_functions(MMHandleType handle, int type);
1016
1017 /**
1018  * This function is callback function of main pipeline.
1019  * Once this function is registered with certain pipeline using gst_bus_add_watch(),
1020  * this callback will be called every time when there is upcomming message from pipeline.
1021  * Basically, this function is used as error handling function, now.
1022  *
1023  * @param[in]   bus             pointer of buf that called this function.
1024  * @param[in]   message         callback message from pipeline.
1025  * @param[in]   data            user data.
1026  * @return      This function returns true on success, or false value with error
1027  * @remarks
1028  * @see         __mmcamcorder_create_preview_pipeline()
1029  *
1030  */
1031 gboolean _mmcamcorder_pipeline_cb_message(GstBus *bus, GstMessage *message, gpointer data);
1032
1033 /**
1034  * This function is callback function of main pipeline.
1035  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1036  * this callback will be called every time when there is upcomming message from pipeline.
1037  * Basically, this function is used as sync error handling function, now.
1038  *
1039  * @param[in]   bus             pointer of buf that called this function.
1040  * @param[in]   message         callback message from pipeline.
1041  * @param[in]   data            user data.
1042  * @return      This function returns true on success, or false value with error
1043  * @remarks
1044  * @see         __mmcamcorder_create_preview_pipeline()
1045  *
1046  */
1047 GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1048
1049 /**
1050  * This function create main pipeline according to type.
1051  *
1052  * @param[in]   handle          Handle of camcorder context.
1053  * @param[in]   type            Allocation type of camcorder context.
1054  * @return      This function returns zero on success, or negative value with error code.
1055  * @remarks
1056  * @see         _mmcamcorder_destroy_pipeline()
1057  *
1058  */
1059 int _mmcamcorder_create_pipeline(MMHandleType handle, int type);
1060
1061 /**
1062  * This function release all element of main pipeline according to type.
1063  *
1064  * @param[in]   handle          Handle of camcorder context.
1065  * @param[in]   type            Allocation type of camcorder context.
1066  * @return      void
1067  * @remarks
1068  * @see         _mmcamcorder_create_pipeline()
1069  *
1070  */
1071 void _mmcamcorder_destroy_pipeline(MMHandleType handle, int type);
1072
1073 /**
1074  * This function sets gstreamer element status.
1075  * If the gstreamer fails to set status or returns asynchronous mode,
1076  * this function waits for state changed until timeout expired.
1077  *
1078  * @param[in]   pipeline        Pointer of pipeline
1079  * @param[in]   target_state    newly setting status
1080  * @return      This function returns zero on success, or negative value with error code.
1081  * @remarks
1082  * @see
1083  *
1084  */
1085 int _mmcamcorder_gst_set_state(MMHandleType handle, GstElement *pipeline, GstState target_state);
1086
1087 /**
1088  * This function sets gstreamer element status, asynchronously.
1089  * Regardless of processing, it returns immediately.
1090  *
1091  * @param[in]   pipeline        Pointer of pipeline
1092  * @param[in]   target_state    newly setting status
1093  * @return      This function returns zero on success, or negative value with error code.
1094  * @remarks
1095  * @see
1096  *
1097  */
1098 int _mmcamcorder_gst_set_state_async(MMHandleType handle, GstElement *pipeline, GstState target_state);
1099
1100 /* For xvimagesink */
1101 GstBusSyncReply __mmcamcorder_sync_callback(GstBus *bus, GstMessage *message, gulong data);
1102
1103 /* For querying capabilities */
1104 int _mmcamcorder_read_vidsrc_info(int videodevidx, camera_conf **configure_info);
1105
1106 /* for performance check */
1107 void _mmcamcorder_video_current_framerate_init(MMHandleType handle);
1108 int _mmcamcorder_video_current_framerate(MMHandleType handle);
1109 int _mmcamcorder_video_average_framerate(MMHandleType handle);
1110
1111 #ifdef __cplusplus
1112 }
1113 #endif
1114
1115 #endif /* __MM_CAMCORDER_INTERNAL_H__ */