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_MAKE2(sub_context, element, eid, name /*char* */, nickname /*char* */, err) \
 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]", eid, name); \
 156                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 157         } else { \
 158                 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 159                 element[eid].id = eid; \
 160                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 161                 err = MM_ERROR_NONE; \
 162         } \
 163
 164 #define _MMCAMCORDER_ELEMENT_MAKE_IGNORE_ERROR(sub_context, element, eid, name /*char* */, nickname /*char* */, elist) \
 165         if (element[eid].gst != NULL) { \
 166                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 167                 gst_object_unref(element[eid].gst); \
 168         } \
 169         element[eid].gst = gst_element_factory_make(name, nickname); \
 170         if (element[eid].gst == NULL) { \
 171                 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s], but keep going...", eid, name); \
 172         } else { \
 173                 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 174                 element[eid].id = eid; \
 175                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 176                 elist = g_list_append(elist, &(element[eid])); \
 177         }
 178
 179 #define _MMCAMCORDER_ENCODEBIN_ELMGET(sub_context, eid, name /*char* */, err) \
 180         if (sub_context->encode_element[eid].gst != NULL) { \
 181                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 182                 gst_object_unref(sub_context->encode_element[eid].gst); \
 183         } \
 184         sub_context->encode_element[eid].id = eid; \
 185         g_object_get(G_OBJECT(sub_context->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst), name, &(sub_context->encode_element[eid].gst), NULL); \
 186         if (sub_context->encode_element[eid].gst == NULL) { \
 187                 _mmcam_dbg_err("Encode Element get fail. element_id=[%d], name=[%s]", eid, name); \
 188                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 189                 goto pipeline_creation_error; \
 190         } else{ \
 191                 gst_object_unref(sub_context->encode_element[eid].gst); \
 192                 g_object_weak_ref(G_OBJECT(sub_context->encode_element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 193         }
 194
 195 /* GStreamer element remove macro */
 196 #define _MMCAMCORDER_ELEMENT_REMOVE(element, eid) \
 197         if (element[eid].gst != NULL) { \
 198                 gst_object_unref(element[eid].gst); \
 199         }
 200
 201 #define _MM_GST_ELEMENT_LINK_MANY       gst_element_link_many
 202 #define _MM_GST_ELEMENT_LINK            gst_element_link
 203 #define _MM_GST_ELEMENT_UNLINK          gst_element_unlink
 204 #define _MM_GST_PAD_LINK                gst_pad_link
 205
 206 #define _MM_GST_PAD_LINK_UNREF(srcpad, sinkpad, err, if_fail_goto)\
 207 {\
 208         GstPadLinkReturn ret = _MM_GST_PAD_LINK(srcpad, sinkpad);\
 209         if (ret != GST_PAD_LINK_OK) {\
 210                 GstObject *src_parent = gst_pad_get_parent(srcpad);\
 211                 GstObject *sink_parent = gst_pad_get_parent(sinkpad);\
 212                 char *src_name = NULL;\
 213                 char *sink_name = NULL;\
 214                 g_object_get((GObject *)src_parent, "name", &src_name, NULL);\
 215                 g_object_get((GObject *)sink_parent, "name", &sink_name, NULL);\
 216                 _mmcam_dbg_err("src[%s] - sink[%s] link failed", src_name, sink_name);\
 217                 gst_object_unref(src_parent); src_parent = NULL;\
 218                 gst_object_unref(sink_parent); sink_parent = NULL;\
 219                 if (src_name) {\
 220                         free(src_name); src_name = NULL;\
 221                 }\
 222                 if (sink_name) {\
 223                         free(sink_name); sink_name = NULL;\
 224                 }\
 225                 gst_object_unref(srcpad); srcpad = NULL;\
 226                 gst_object_unref(sinkpad); sinkpad = NULL;\
 227                 err = MM_ERROR_CAMCORDER_GST_LINK;\
 228                 goto if_fail_goto;\
 229         }\
 230         gst_object_unref(srcpad); srcpad = NULL;\
 231         gst_object_unref(sinkpad); sinkpad = NULL;\
 232 }
 233
 234 #define _MM_GST_PAD_UNLINK_UNREF( srcpad, sinkpad) \
 235         if (srcpad && sinkpad) { \
 236                 gst_pad_unlink(srcpad, sinkpad); \
 237         } else { \
 238                 _mmcam_dbg_warn("some pad(srcpad:%p,sinkpad:%p) is NULL", srcpad, sinkpad); \
 239         } \
 240         if (srcpad) { \
 241                 gst_object_unref(srcpad); srcpad = NULL; \
 242         } \
 243         if (sinkpad) { \
 244                 gst_object_unref(sinkpad); sinkpad = NULL; \
 245         }
 246
 247 #define _MMCAMCORDER_STATE_SET_COUNT            3               /* checking interval */
 248 #define _MMCAMCORDER_STATE_CHECK_TOTALTIME      5000000L        /* total wating time for state change */
 249 #define _MMCAMCORDER_STATE_CHECK_INTERVAL       (50*1000)       /* checking interval - 50ms*/
 250
 251 /**
 252  * Default videosink type
 253  */
 254 #define _MMCAMCORDER_DEFAULT_VIDEOSINK_TYPE     "VideosinkElementX"
 255
 256 /**
 257  * Default recording motion rate
 258  */
 259 #define _MMCAMCORDER_DEFAULT_RECORDING_MOTION_RATE   1.0
 260
 261 /**
 262  * Total level count of manual focus */
 263 #define _MMFCAMCORDER_FOCUS_TOTAL_LEVEL         8
 264
 265 /**
 266  *      File name length limit
 267  */
 268 #define _MMCamcorder_FILENAME_LEN       (512)
 269
 270 /**
 271  *      Minimum integer value
 272  */
 273 #define _MMCAMCORDER_MIN_INT    (INT_MIN)
 274
 275 /**
 276  *      Maximum integer value
 277  */
 278 #define _MMCAMCORDER_MAX_INT    (INT_MAX)
 279
 280 /**
 281  *      Minimum double value
 282  */
 283 #define _MMCAMCORDER_MIN_DOUBLE (DBL_MIN)
 284
 285 /**
 286  *      Maximum integer value
 287  */
 288 #define _MMCAMCORDER_MAX_DOUBLE (DBL_MAX)
 289
 290 /**
 291  *      Audio timestamp margin (msec)
 292  */
 293 #define _MMCAMCORDER_AUDIO_TIME_MARGIN (300)
 294
 295 /**
 296  *      Functions related with LOCK and WAIT
 297  */
 298 #define _MMCAMCORDER_CAST_MTSAFE(handle)                        (((mmf_camcorder_t*)handle)->mtsafe)
 299 #define _MMCAMCORDER_LOCK_FUNC(mutex)                           pthread_mutex_lock(&mutex)
 300 #define _MMCAMCORDER_TRYLOCK_FUNC(mutex)                        (!pthread_mutex_trylock(&mutex))
 301 #define _MMCAMCORDER_UNLOCK_FUNC(mutex)                         pthread_mutex_unlock(&mutex)
 302
 303 #define _MMCAMCORDER_GET_LOCK(handle)                           (_MMCAMCORDER_CAST_MTSAFE(handle).lock)
 304 #define _MMCAMCORDER_LOCK(handle)                               _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 305 #define _MMCAMCORDER_TRYLOCK(handle)                            _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 306 #define _MMCAMCORDER_UNLOCK(handle)                             _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_LOCK(handle))
 307
 308 #define _MMCAMCORDER_GET_COND(handle)                           (_MMCAMCORDER_CAST_MTSAFE(handle).cond)
 309 #define _MMCAMCORDER_WAIT(handle)                               pthread_cond_wait(&_MMCAMCORDER_GET_COND(handle), &_MMCAMCORDER_GET_LOCK(handle))
 310 #define _MMCAMCORDER_TIMED_WAIT(handle, timeout)                pthread_cond_timedwait(&_MMCAMCORDER_GET_COND(handle), &_MMCAMCORDER_GET_LOCK(handle), &timeout)
 311 #define _MMCAMCORDER_SIGNAL(handle)                             pthread_cond_signal(&_MMCAMCORDER_GET_COND(handle));
 312 #define _MMCAMCORDER_BROADCAST(handle)                          pthread_cond_broadcast(&_MMCAMCORDER_GET_COND(handle));
 313
 314 /* for command */
 315 #define _MMCAMCORDER_GET_CMD_LOCK(handle)                       (_MMCAMCORDER_CAST_MTSAFE(handle).cmd_lock)
 316 #define _MMCAMCORDER_LOCK_CMD(handle)                           _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 317 #define _MMCAMCORDER_TRYLOCK_CMD(handle)                        _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 318 #define _MMCAMCORDER_UNLOCK_CMD(handle)                         _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_CMD_LOCK(handle))
 319
 320 /* for ASM */
 321 #define _MMCAMCORDER_GET_ASM_LOCK(handle)                       (_MMCAMCORDER_CAST_MTSAFE(handle).asm_lock)
 322 #define _MMCAMCORDER_LOCK_ASM(handle)                           _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 323 #define _MMCAMCORDER_TRYLOCK_ASM(handle)                        _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 324 #define _MMCAMCORDER_UNLOCK_ASM(handle)                         _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_ASM_LOCK(handle))
 325
 326 /* for state change */
 327 #define _MMCAMCORDER_GET_STATE_LOCK(handle)                     (_MMCAMCORDER_CAST_MTSAFE(handle).state_lock)
 328 #define _MMCAMCORDER_LOCK_STATE(handle)                         _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 329 #define _MMCAMCORDER_TRYLOCK_STATE(handle)                      _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 330 #define _MMCAMCORDER_UNLOCK_STATE(handle)                       _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_STATE_LOCK(handle))
 331
 332 /* for gstreamer state change */
 333 #define _MMCAMCORDER_GET_GST_STATE_LOCK(handle)                 (_MMCAMCORDER_CAST_MTSAFE(handle).gst_state_lock)
 334 #define _MMCAMCORDER_LOCK_GST_STATE(handle)                     _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 335 #define _MMCAMCORDER_TRYLOCK_GST_STATE(handle)                  _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 336 #define _MMCAMCORDER_UNLOCK_GST_STATE(handle)                   _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 337
 338 #define _MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle)          (_MMCAMCORDER_CAST_MTSAFE(handle).gst_encode_state_lock)
 339 #define _MMCAMCORDER_LOCK_GST_ENCODE_STATE(handle)              _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 340 #define _MMCAMCORDER_TRYLOCK_GST_ENCODE_STATE(handle)           _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 341 #define _MMCAMCORDER_UNLOCK_GST_ENCODE_STATE(handle)            _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 342
 343 /* for setting/calling callback */
 344 #define _MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).message_cb_lock)
 345 #define _MMCAMCORDER_LOCK_MESSAGE_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 346 #define _MMCAMCORDER_TRYLOCK_MESSAGE_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 347 #define _MMCAMCORDER_UNLOCK_MESSAGE_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 348
 349 #define _MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle)     (_MMCAMCORDER_CAST_MTSAFE(handle).vcapture_cb_lock)
 350 #define _MMCAMCORDER_LOCK_VCAPTURE_CALLBACK(handle)         _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 351 #define _MMCAMCORDER_TRYLOCK_VCAPTURE_CALLBACK(handle)      _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 352 #define _MMCAMCORDER_UNLOCK_VCAPTURE_CALLBACK(handle)       _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 353
 354 #define _MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).vstream_cb_lock)
 355 #define _MMCAMCORDER_LOCK_VSTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 356 #define _MMCAMCORDER_TRYLOCK_VSTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 357 #define _MMCAMCORDER_UNLOCK_VSTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 358
 359 #define _MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).astream_cb_lock)
 360 #define _MMCAMCORDER_LOCK_ASTREAM_CALLBACK(handle)          _MMCAMCORDER_LOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 361 #define _MMCAMCORDER_TRYLOCK_ASTREAM_CALLBACK(handle)       _MMCAMCORDER_TRYLOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 362 #define _MMCAMCORDER_UNLOCK_ASTREAM_CALLBACK(handle)        _MMCAMCORDER_UNLOCK_FUNC(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 363
 364 /**
 365  * Caster of main handle (camcorder)
 366  */
 367 #define MMF_CAMCORDER(h) (mmf_camcorder_t *)(h)
 368
 369 /**
 370  * Caster of subcontext
 371  */
 372 #define MMF_CAMCORDER_SUBCONTEXT(h) (((mmf_camcorder_t *)(h))->sub_context)
 373
 374 /* LOCAL CONSTANT DEFINITIONS */
 375 /**
 376  * Total Numbers of Attribute values.
 377  * If you increase any enum of attribute values, you also have to increase this.
 378  */
 379 #define MM_CAMCORDER_MODE_NUM                   3       /**< Number of mode type */
 380 #define MM_CAMCORDER_COLOR_TONE_NUM             30      /**< Number of color-tone modes */
 381 #define MM_CAMCORDER_WHITE_BALANCE_NUM          10      /**< Number of WhiteBalance modes*/
 382 #define MM_CAMCORDER_SCENE_MODE_NUM             16      /**< Number of program-modes */
 383 #define MM_CAMCORDER_FOCUS_MODE_NUM             6       /**< Number of focus mode*/
 384 #define MM_CAMCORDER_AUTO_FOCUS_NUM             5       /**< Total count of auto focus type*/
 385 #define MM_CAMCORDER_FOCUS_STATE_NUM            4       /**< Number of focus state */
 386 #define MM_CAMCORDER_ISO_NUM                    10      /**< Number of ISO */
 387 #define MM_CAMCORDER_AUTO_EXPOSURE_NUM          9       /**< Number of Auto exposure type */
 388 #define MM_CAMCORDER_WDR_NUM                    3       /**< Number of wide dynamic range */
 389 #define MM_CAMCORDER_FLIP_NUM                   4       /**< Number of Filp mode */
 390 #define MM_CAMCORDER_ROTATION_NUM               4       /**< Number of Rotation mode */
 391 #define MM_CAMCORDER_AHS_NUM                    4       /**< Number of anti-handshake */
 392 #define MM_CAMCORDER_VIDEO_STABILIZATION_NUM    2       /**< Number of video stabilization */
 393 #define MM_CAMCORDER_HDR_CAPTURE_NUM            3       /**< Number of HDR capture mode */
 394 #define MM_CAMCORDER_GEOMETRY_METHOD_NUM        5       /**< Number of geometry method */
 395 #define MM_CAMCORDER_TAG_ORT_NUM                8       /**< Number of tag orientation */
 396 #define MM_CAMCORDER_STROBE_MODE_NUM            8       /**< Number of strobe mode type */
 397 #define MM_CAMCORDER_STROBE_CONTROL_NUM         3       /**< Number of strobe control type */
 398 #define MM_CAMCORDER_DETECT_MODE_NUM            2       /**< Number of detect mode type */
 399
 400
 401 /*=======================================================================================
 402 | ENUM DEFINITIONS                                                                      |
 403 ========================================================================================*/
 404 /**
 405  * Command for Camcorder.
 406  */
 407 enum {
 408         /* Command for Video/Audio recording */
 409         _MMCamcorder_CMD_RECORD,
 410         _MMCamcorder_CMD_PAUSE,
 411         _MMCamcorder_CMD_CANCEL,
 412         _MMCamcorder_CMD_COMMIT,
 413
 414         /* Command for Image capture */
 415         _MMCamcorder_CMD_CAPTURE,
 416
 417         /* Command for Preview(Video/Image only effective) */
 418         _MMCamcorder_CMD_PREVIEW_START,
 419         _MMCamcorder_CMD_PREVIEW_STOP,
 420 };
 421
 422 /**
 423  * Still-shot type
 424  */
 425 enum {
 426         _MMCamcorder_SINGLE_SHOT,
 427         _MMCamcorder_MULTI_SHOT,
 428 };
 429
 430 /**
 431  * Enumerations for manual focus direction.
 432  * If focusing mode is not "MM_CAMCORDER_AF_MODE_MANUAL", this value will be ignored.
 433  */
 434 enum MMCamcorderMfLensDir {
 435         MM_CAMCORDER_MF_LENS_DIR_FORWARD = 1,   /**< Focus direction to forward */
 436         MM_CAMCORDER_MF_LENS_DIR_BACKWARD,      /**< Focus direction to backward */
 437         MM_CAMCORDER_MF_LENS_DIR_NUM,           /**< Total number of the directions */
 438 };
 439
 440 /**
 441  * Camcorder Pipeline's Element name.
 442  * @note index of element.
 443  */
 444 typedef enum {
 445         _MMCAMCORDER_NONE = (-1),
 446
 447         /* Main Pipeline Element */
 448         _MMCAMCORDER_MAIN_PIPE = 0x00,
 449
 450         /* Pipeline element of Video input */
 451         _MMCAMCORDER_VIDEOSRC_SRC,
 452         _MMCAMCORDER_VIDEOSRC_FILT,
 453         _MMCAMCORDER_VIDEOSRC_CLS_QUE,
 454         _MMCAMCORDER_VIDEOSRC_CLS,
 455         _MMCAMCORDER_VIDEOSRC_CLS_FILT,
 456         _MMCAMCORDER_VIDEOSRC_QUE,
 457         _MMCAMCORDER_VIDEOSRC_DECODE,
 458
 459         /* Pipeline element of Video output */
 460         _MMCAMCORDER_VIDEOSINK_QUE,
 461         _MMCAMCORDER_VIDEOSINK_CLS,
 462         _MMCAMCORDER_VIDEOSINK_SINK,
 463
 464         _MMCAMCORDER_PIPELINE_ELEMENT_NUM,
 465 } _MMCAMCORDER_PREVIEW_PIPELINE_ELELMENT;
 466
 467 /**
 468  * Camcorder Pipeline's Element name.
 469  * @note index of element.
 470  */
 471 typedef enum {
 472         _MMCAMCORDER_ENCODE_NONE = (-1),
 473
 474         /* Main Pipeline Element */
 475         _MMCAMCORDER_ENCODE_MAIN_PIPE = 0x00,
 476
 477         /* Pipeline element of Audio input */
 478         _MMCAMCORDER_AUDIOSRC_BIN,
 479         _MMCAMCORDER_AUDIOSRC_SRC,
 480         _MMCAMCORDER_AUDIOSRC_FILT,
 481         _MMCAMCORDER_AUDIOSRC_QUE,
 482         _MMCAMCORDER_AUDIOSRC_CONV,
 483         _MMCAMCORDER_AUDIOSRC_VOL,
 484
 485         /* Pipeline element of Encodebin */
 486         _MMCAMCORDER_ENCSINK_BIN,
 487         _MMCAMCORDER_ENCSINK_SRC,
 488         _MMCAMCORDER_ENCSINK_FILT,
 489         _MMCAMCORDER_ENCSINK_ENCBIN,
 490         _MMCAMCORDER_ENCSINK_AQUE,
 491         _MMCAMCORDER_ENCSINK_CONV,
 492         _MMCAMCORDER_ENCSINK_AENC,
 493         _MMCAMCORDER_ENCSINK_AENC_QUE,
 494         _MMCAMCORDER_ENCSINK_VQUE,
 495         _MMCAMCORDER_ENCSINK_VCONV,
 496         _MMCAMCORDER_ENCSINK_VENC,
 497         _MMCAMCORDER_ENCSINK_VENC_QUE,
 498         _MMCAMCORDER_ENCSINK_ITOG,
 499         _MMCAMCORDER_ENCSINK_ICROP,
 500         _MMCAMCORDER_ENCSINK_ISCALE,
 501         _MMCAMCORDER_ENCSINK_IFILT,
 502         _MMCAMCORDER_ENCSINK_IQUE,
 503         _MMCAMCORDER_ENCSINK_IENC,
 504         _MMCAMCORDER_ENCSINK_MUX,
 505         _MMCAMCORDER_ENCSINK_SINK,
 506
 507         _MMCAMCORDER_ENCODE_PIPELINE_ELEMENT_NUM,
 508 } _MMCAMCORDER_ENCODE_PIPELINE_ELELMENT;
 509
 510 typedef enum {
 511         _MMCAMCORDER_TASK_THREAD_STATE_NONE,
 512         _MMCAMCORDER_TASK_THREAD_STATE_SOUND_PLAY_START,
 513         _MMCAMCORDER_TASK_THREAD_STATE_ENCODE_PIPE_CREATE,
 514         _MMCAMCORDER_TASK_THREAD_STATE_EXIT,
 515 } _MMCamcorderTaskThreadState;
 516
 517 /**
 518  * System state change cause
 519  */
 520 typedef enum {
 521         _MMCAMCORDER_STATE_CHANGE_NORMAL = 0,
 522         _MMCAMCORDER_STATE_CHANGE_BY_ASM,
 523 } _MMCamcorderStateChange;
 524
 525
 526 /*=======================================================================================
 527 | STRUCTURE DEFINITIONS                                                                 |
 528 ========================================================================================*/
 529 /**
 530  * MMCamcorder Gstreamer Element
 531  */
 532 typedef struct {
 533         unsigned int id;                /**< Gstreamer piplinem element name */
 534         GstElement *gst;                /**< Gstreamer element */
 535 } _MMCamcorderGstElement;
 536
 537 /**
 538  * MMCamcorder information for KPI measurement
 539  */
 540 typedef struct {
 541         int current_fps;                /**< current fps of this second */
 542         int average_fps;                /**< average fps  */
 543         unsigned int video_framecount;  /**< total number of video frame */
 544         unsigned int last_framecount;   /**< total number of video frame in last measurement */
 545         struct timeval init_video_time; /**< time when start to measure */
 546         struct timeval last_video_time; /**< last measurement time */
 547 } _MMCamcorderKPIMeasure;
 548
 549 /**
 550  * MMCamcorder information for Multi-Thread Safe
 551  */
 552 typedef struct {
 553         pthread_mutex_t lock;                   /**< Mutex (for general use) */
 554         pthread_cond_t cond;                    /**< Condition (for general use) */
 555         pthread_mutex_t cmd_lock;               /**< Mutex (for command) */
 556         pthread_mutex_t asm_lock;               /**< Mutex (for ASM) */
 557         pthread_mutex_t state_lock;             /**< Mutex (for state change) */
 558         pthread_mutex_t gst_state_lock;         /**< Mutex (for gst pipeline state change) */
 559         pthread_mutex_t gst_encode_state_lock;  /**< Mutex (for gst encode pipeline state change) */
 560         pthread_mutex_t message_cb_lock;                /**< Mutex (for message callback) */
 561         pthread_mutex_t vcapture_cb_lock;       /**< Mutex (for video capture callback) */
 562         pthread_mutex_t vstream_cb_lock;                /**< Mutex (for video stream callback) */
 563         pthread_mutex_t astream_cb_lock;                /**< Mutex (for audio stream callback) */
 564 } _MMCamcorderMTSafe;
 565
 566
 567 /**
 568  * MMCamcorder Sub Context
 569  */
 570 typedef struct {
 571         bool isMaxsizePausing;                  /**< Because of size limit, pipeline is paused. */
 572         bool isMaxtimePausing;                  /**< Because of time limit, pipeline is paused. */
 573         int element_num;                        /**< count of element */
 574         int encode_element_num;                 /**< count of encode element */
 575         int cam_stability_count;                /**< camsensor stability count. the count of frame will drop */
 576         GstClockTime pipeline_time;             /**< current time of Gstreamer Pipeline */
 577         GstClockTime pause_time;                /**< amount of time while pipeline is in PAUSE state.*/
 578         GstClockTime stillshot_time;            /**< pipeline time of capturing moment*/
 579         gboolean is_modified_rate;              /**< whether recording motion rate is modified or not */
 580         gboolean ferror_send;                   /**< file write/seek error **/
 581         guint ferror_count;                     /**< file write/seek error count **/
 582         GstClockTime previous_slot_time;
 583         int display_interval;                   /**< This value is set as 'GST_SECOND / display FPS' */
 584         gboolean bget_eos;                      /**< Whether getting EOS */
 585         gboolean bencbin_capture;               /**< Use Encodebin for capturing */
 586         gboolean audio_disable;                 /**< whether audio is disabled or not when record */
 587         int videosrc_rotate;                    /**< rotate of videosrc */
 588
 589         /* For dropping video frame when start recording */
 590         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. */
 591         int pass_first_vframe;                  /**< When this value is bigger than zero, MSL won't drop video frame though "drop_vframe" is bigger then zero. */
 592
 593         /* INI information */
 594         unsigned int fourcc;                    /**< Get fourcc value of camera INI file */
 595         _MMCamcorderImageInfo *info_image;      /**< extra information for image capture */
 596         _MMCamcorderVideoInfo *info_video;      /**< extra information for video recording */
 597         _MMCamcorderAudioInfo *info_audio;      /**< extra information for audio recording */
 598
 599         _MMCamcorderGstElement *element;        /**< array of preview element */
 600         _MMCamcorderGstElement *encode_element; /**< array of encode element */
 601         _MMCamcorderKPIMeasure kpi;             /**< information related with performance measurement */
 602
 603         type_element *VideosinkElement;         /**< configure data of videosink element */
 604         type_element *VideoconvertElement;      /**< configure data of videoconvert element */
 605         gboolean SensorEncodedCapture;          /**< whether camera sensor support encoded image capture */
 606         gboolean internal_encode;               /**< whether use internal encoding function */
 607 } _MMCamcorderSubContext;
 608
 609 /**
 610   * _MMCamcorderContext
 611   */
 612 typedef struct mmf_camcorder {
 613         /* information */
 614         int type;               /**< mmcamcorder_mode_type */
 615         int device_type;        /**< device type */
 616         int state;              /**< state of camcorder */
 617         int target_state;       /**< Target state that want to set. This is a flag that
 618                                    * stands for async state changing. If this value differ from state,
 619                                    * it means state is changing now asychronously. */
 620
 621         /* handles */
 622         MMHandleType attributes;               /**< Attribute handle */
 623         _MMCamcorderSubContext *sub_context;   /**< sub context */
 624         mm_exif_info_t *exif_info;             /**< EXIF */
 625         GList *buffer_probes;                  /**< a list of buffer probe handle */
 626         GList *event_probes;                   /**< a list of event probe handle */
 627         GList *signals;                        /**< a list of signal handle */
 628         GList *msg_data;                       /**< a list of msg data */
 629         camera_conf *conf_main;                /**< Camera configure Main structure */
 630         camera_conf *conf_ctrl;                /**< Camera configure Control structure */
 631         guint pipeline_cb_event_id;            /**< Event source ID of pipeline message callback */
 632         guint encode_pipeline_cb_event_id;     /**< Event source ID of encode pipeline message callback */
 633         guint setting_event_id;                /**< Event source ID of attributes setting to sensor */
 634         SOUND_INFO snd_info;                   /**< Sound handle for multishot capture */
 635
 636         /* callback handlers */
 637         MMMessageCallback msg_cb;                               /**< message callback */
 638         void *msg_cb_param;                                     /**< message callback parameter */
 639         mm_camcorder_video_stream_callback vstream_cb;          /**< Video stream callback */
 640         void *vstream_cb_param;                                 /**< Video stream callback parameter */
 641         mm_camcorder_audio_stream_callback astream_cb;          /**< Audio stream callback */
 642         void *astream_cb_param;                                 /**< Audio stream callback parameter */
 643         mm_camcorder_video_capture_callback vcapture_cb;        /**< Video capture callback */
 644         void *vcapture_cb_param;                                /**< Video capture callback parameter */
 645         int (*command)(MMHandleType, int);                      /**< camcorder's command */
 646
 647         /* etc */
 648         mm_cam_attr_construct_info *cam_attrs_const_info;       /**< attribute info */
 649         conf_info_table* conf_main_info_table[CONFIGURE_CATEGORY_MAIN_NUM]; /** configure info table - MAIN category */
 650         conf_info_table* conf_ctrl_info_table[CONFIGURE_CATEGORY_CTRL_NUM]; /** configure info table - CONTROL category */
 651         int conf_main_category_size[CONFIGURE_CATEGORY_MAIN_NUM]; /** configure info table size - MAIN category */
 652         int conf_ctrl_category_size[CONFIGURE_CATEGORY_CTRL_NUM]; /** configure info table size - CONTROL category */
 653         _MMCamcorderMTSafe mtsafe;                              /**< Thread safe */
 654         int state_change_by_system;                             /**< MSL changes its state by itself because of system */
 655         pthread_mutex_t sound_lock;                             /**< Capture sound mutex */
 656         pthread_cond_t sound_cond;                              /**< Capture sound cond */
 657         pthread_mutex_t restart_preview_lock;                   /**< Capture sound mutex */
 658         int use_zero_copy_format;                               /**< Whether use zero copy format for camera input */
 659         int support_media_packet_preview_cb;                   /**< Whether support zero copy format for camera input */
 660         int shutter_sound_policy;                               /**< shutter sound policy */
 661         int brightness_default;                                 /**< default value of brightness */
 662         int brightness_step_denominator;                        /**< denominator of brightness bias step */
 663         int support_zsl_capture;                                /**< support Zero Shutter Lag capture */
 664         char *model_name;                                       /**< model name from system info */
 665         char *software_version;                                 /**< software_version from system info */
 666         int capture_sound_count;                                /**< count for capture sound */
 667
 668         _MMCamcorderInfoConverting caminfo_convert[CAMINFO_CONVERT_NUM];        /**< converting structure of camera info */
 669         _MMCamcorderEnumConvert enum_conv[ENUM_CONVERT_NUM];                    /**< enum converting list that is modified by ini info */
 670
 671         gboolean capture_in_recording;                          /**< Flag for capture while recording */
 672
 673         guint64 system_memory;                                  /* system memory size, do not use this size for recording*/
 674
 675         gboolean error_occurs;                                  /**< flag for error */
 676         int error_code;                                         /**< error code for internal gstreamer error */
 677
 678         /* task thread */
 679         pthread_t task_thread;                                  /**< thread for task */
 680         pthread_mutex_t task_thread_lock;                       /**< mutex for task thread */
 681         pthread_cond_t task_thread_cond;                        /**< cond for task thread */
 682         _MMCamcorderTaskThreadState task_thread_state;          /**< state of task thread */
 683
 684         int reserved[4];                                        /**< reserved */
 685 } mmf_camcorder_t;
 686
 687 /*=======================================================================================
 688 | EXTERN GLOBAL VARIABLE                                                                |
 689 ========================================================================================*/
 690
 691 /*=======================================================================================
 692 | GLOBAL FUNCTION PROTOTYPES                                                            |
 693 ========================================================================================*/
 694 /**
 695  *      This function creates camcorder for capturing still image and recording.
 696  *
 697  *      @param[out]     handle          Specifies the camcorder  handle
 698  *      @param[in]      info            Preset information of camcorder
 699  *      @return         This function returns zero on success, or negative value with error code.
 700  *      @remarks        When this function calls successfully, camcorder  handle will be filled with a @n
 701  *                      valid value and the state of  the camcorder  will become MM_CAMCORDER_STATE_NULL.@n
 702  *                      Note that  it's not ready to working camcorder. @n
 703  *                      You should call mmcamcorder_realize before starting camcorder.
 704  *      @see            _mmcamcorder_create
 705  */
 706 int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info);
 707
 708 /**
 709  *      This function destroys instance of camcorder.
 710  *
 711  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 712  *      @return         This function returns zero on success, or negative value with error code.
 713  *      @see            _mmcamcorder_create
 714  */
 715 int _mmcamcorder_destroy(MMHandleType hcamcorder);
 716
 717 /**
 718  *      This function allocates memory for camcorder.
 719  *
 720  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 721  *      @return         This function returns zero on success, or negative value with error code.
 722  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_NULL @n
 723  *                      and  the state of the camcorder  will become MM_CAMCORDER_STATE_READY. @n
 724  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 725  *      @see            _mmcamcorder_unrealize
 726  *      @pre            MM_CAMCORDER_STATE_NULL
 727  *      @post           MM_CAMCORDER_STATE_READY
 728  */
 729 int _mmcamcorder_realize(MMHandleType hcamcorder);
 730
 731 /**
 732  *      This function free allocated memory for camcorder.
 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 release all resources which are allocated for the camcorder engine.@n
 737  *                      This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 738  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_NULL. @n
 739  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 740  *      @see            _mmcamcorder_realize
 741  *      @pre            MM_CAMCORDER_STATE_READY
 742  *      @post           MM_CAMCORDER_STATE_NULL
 743  */
 744 int _mmcamcorder_unrealize(MMHandleType hcamcorder);
 745
 746 /**
 747  *      This function is to start previewing.
 748  *
 749  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 750  *      @return         This function returns zero on success, or negative value with error code.
 751  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 752  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 753  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 754  *      @see            _mmcamcorder_stop
 755  */
 756 int _mmcamcorder_start(MMHandleType hcamcorder);
 757
 758 /**
 759  *      This function is to stop previewing.
 760  *
 761  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 762  *      @return         This function returns zero on success, or negative value with error code.
 763  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and  @n
 764  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_READY.@n
 765  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 766  *      @see            _mmcamcorder_start
 767  */
 768 int _mmcamcorder_stop(MMHandleType hcamcorder);
 769
 770 /**
 771  *      This function to start capturing of still images.
 772  *
 773  *      @param[in]      hcamcorder      Specifies the camcorder  handle.
 774  *      @return         This function returns zero on success, or negative value with error code.
 775  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and @n
 776  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_CAPTURING. @n
 777  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 778  *      @see            _mmcamcorder_capture_stop
 779  */
 780 int _mmcamcorder_capture_start(MMHandleType hcamcorder);
 781
 782 /**
 783  *      This function is to stop capturing still images.
 784  *
 785  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 786  *      @return         This function returns zero on success, or negative value with error code.
 787  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_CAPTURING and @n
 788  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 789  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 790  *      @see            _mmcamcorder_capture_start
 791  */
 792 int _mmcamcorder_capture_stop(MMHandleType hcamcorder);
 793
 794 /**
 795  *      This function is to start  video and audio recording.
 796  *
 797  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 798  *      @return         This function returns zero on success, or negative value with error code.
 799  *      @remarks        This function can  be called successfully when current state is @n
 800  *                      MM_CAMCORDER_STATE_PREPARE or MM_CAMCORDER_STATE_PAUSED and  @n
 801  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_RECORDING.@n
 802  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 803  *      @see            _mmcamcorder_pause
 804  */
 805 int _mmcamcorder_record(MMHandleType hcamcorder);
 806
 807 /**
 808  *      This function is to pause video and audio recording
 809  *
 810  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 811  *      @return         This function returns zero on success, or negative value with error code.
 812  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_RECORDING and  @n
 813  *                      the  state of the camcorder  will become MM_CAMCORDER_STATE_PAUSED.@n
 814  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.@n
 815  *      @see            _mmcamcorder_record
 816  */
 817 int _mmcamcorder_pause(MMHandleType hcamcorder);
 818
 819 /**
 820  *      This function is to stop video and audio  recording and  save results.
 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_cancel
 829  */
 830 int _mmcamcorder_commit(MMHandleType hcamcorder);
 831
 832 /**
 833  *      This function is to stop video and audio recording and do not save results.
 834  *
 835  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 836  *      @return         This function returns zero on success, or negative value with error code.
 837  *      @remarks        This function can  be called successfully when current state is @n
 838  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 839  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 840  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 841  *      @see            _mmcamcorder_commit
 842  */
 843 int _mmcamcorder_cancel(MMHandleType hcamcorder);
 844
 845 /**
 846  *      This function calls after commiting action finished asynchronously.
 847  *      In this function, remaining process , such as state change, happens.
 848  *
 849  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 850  *      @return         This function returns zero on success, or negative value with error code.
 851  *      @remarks        This function can  be called successfully when current state is @n
 852  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 853  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 854  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 855  *      @see            _mmcamcorder_commit
 856  */
 857 int _mmcamcorder_commit_async_end(MMHandleType hcamcorder);
 858
 859 /**
 860  *      This function is to set callback for receiving messages from camcorder.
 861  *
 862  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 863  *      @param[in]      callback        Specifies the function pointer of callback function
 864  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 865  *
 866  *      @return         This function returns zero on success, or negative value with error code.
 867  *      @remarks        typedef bool (*mm_message_callback) (int msg, mm_messageType *param, void *user_param);@n
 868  *              @n
 869  *              typedef union                           @n
 870  *              {                                                       @n
 871  *                      int code;                               @n
 872  *                      struct                                  @n
 873  *                      {                                               @n
 874  *                              int total;                      @n
 875  *                              int elapsed;            @n
 876  *                      } time;                                 @n
 877  *                      struct                                  @n
 878  *                      {                                               @n
 879  *                              int previous;           @n
 880  *                              int current;                    @n
 881  *                      } state;                                        @n
 882  *              } mm_message_type;      @n
 883  *                                                                      @n
 884  *              If a  message value for mm_message_callback is MM_MESSAGE_STATE_CHANGED, @n
 885  *              state value in mm_message_type  will be a mmcamcorder_state_type enum value;@n
 886  *              @n
 887  *              If  a message value for mm_message_callback is MM_MESSAGE_ERROR,  @n
 888  *              the code value in mm_message_type will be a mmplayer_error_type enum value;
 889  *
 890  *      @see            mm_message_type,  mmcamcorder_state_type,  mmcamcorder_error_type
 891  */
 892 int _mmcamcorder_set_message_callback(MMHandleType hcamcorder,
 893                                       MMMessageCallback callback,
 894                                       void *user_data);
 895
 896 /**
 897  *      This function is to set callback for video stream.
 898  *
 899  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 900  *      @param[in]      callback        Specifies the function pointer of callback function
 901  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 902  *
 903  *      @return         This function returns zero on success, or negative value with error code.
 904  *      @see            mmcamcorder_error_type
 905  */
 906 int _mmcamcorder_set_video_stream_callback(MMHandleType hcamcorder,
 907                                            mm_camcorder_video_stream_callback callback,
 908                                            void *user_data);
 909
 910 /**
 911  *      This function is to set callback for audio stream.
 912  *
 913  *      @param[in]      hcamcorder      Specifies the camcorder handle
 914  *      @param[in]      callback        Specifies the function pointer of callback function
 915  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 916  *
 917  *      @return         This function returns zero on success, or negative value with error code.
 918  *      @see            mmcamcorder_error_type
 919  */
 920 int _mmcamcorder_set_audio_stream_callback(MMHandleType handle,
 921                                            mm_camcorder_audio_stream_callback callback,
 922                                            void *user_data);
 923
 924 /**
 925  *      This function is to set callback for video capture.
 926  *
 927  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 928  *      @param[in]      callback        Specifies the function pointer of callback function
 929  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 930  *
 931  *      @return         This function returns zero on success, or negative value with error code.
 932  *      @see            mmcamcorder_error_type
 933  */
 934 int _mmcamcorder_set_video_capture_callback(MMHandleType hcamcorder,
 935                                             mm_camcorder_video_capture_callback callback,
 936                                             void *user_data);
 937
 938 /**
 939  *      This function returns current state of camcorder, or negative value with error code.
 940  *
 941  *      @param[in]      hcamcorder      Specifies the camcorder  handle.
 942  *      @return         This function returns current state of camcorder, or negative value with error code.
 943  *      @see            mmcamcorder_state_type
 944  */
 945 int _mmcamcorder_get_current_state(MMHandleType hcamcorder);
 946
 947 int _mmcamcorder_init_focusing(MMHandleType handle);
 948 int _mmcamcorder_adjust_focus(MMHandleType handle, int direction);
 949 int _mmcamcorder_adjust_manual_focus(MMHandleType handle, int direction);
 950 int _mmcamcorder_adjust_auto_focus(MMHandleType handle);
 951 int _mmcamcorder_stop_focusing(MMHandleType handle);
 952
 953 /**
 954  * This function gets current state of camcorder.
 955  *
 956  * @param       void
 957  * @return      This function returns state of current camcorder context
 958  * @remarks
 959  * @see         _mmcamcorder_set_state()
 960  *
 961  */
 962 int _mmcamcorder_streamer_init(void);
 963
 964 /**
 965  * This function gets current state of camcorder.
 966  *
 967  * @param       void
 968  * @return      This function returns state of current camcorder context
 969  * @remarks
 970  * @see         _mmcamcorder_set_state()
 971  *
 972  */
 973 int _mmcamcorder_display_init(void);
 974
 975 /**
 976  * This function gets current state of camcorder.
 977  *
 978  * @param[in]   handle          Handle of camcorder context.
 979  * @return      This function returns state of current camcorder context
 980  * @remarks
 981  * @see         _mmcamcorder_set_state()
 982  *
 983  */
 984 int _mmcamcorder_get_state(MMHandleType handle);
 985
 986 /**
 987  * This function sets new state of camcorder.
 988  *
 989  * @param[in]   handle          Handle of camcorder context.
 990  * @param[in]   state           setting state value of camcorder.
 991  * @return      void
 992  * @remarks
 993  * @see         _mmcamcorder_get_state()
 994  *
 995  */
 996 void _mmcamcorder_set_state(MMHandleType handle, int state);
 997
 998 /**
 999  * This function gets asynchronous status of MSL Camcroder.
1000  *
1001  * @param[in]   handle          Handle of camcorder context.
1002  * @param[in]   target_state    setting target_state value of camcorder.
1003  * @return      This function returns asynchrnous state.
1004  * @remarks
1005  * @see         _mmcamcorder_set_async_state()
1006  *
1007  */
1008 int _mmcamcorder_get_async_state(MMHandleType handle);
1009
1010 /**
1011  * This function allocates structure of subsidiary attributes.
1012  *
1013  * @param[in]   type            Allocation type of camcorder context.
1014  * @return      This function returns structure pointer on success, NULL value on failure.
1015  * @remarks
1016  * @see         _mmcamcorder_dealloc_subcontext()
1017  *
1018  */
1019 _MMCamcorderSubContext *_mmcamcorder_alloc_subcontext(int type);
1020
1021 /**
1022  * This function releases structure of subsidiary attributes.
1023  *
1024  * @param[in]   sc              Handle of camcorder subcontext.
1025  * @return      void
1026  * @remarks
1027  * @see         _mmcamcorder_alloc_subcontext()
1028  *
1029  */
1030 void _mmcamcorder_dealloc_subcontext(_MMCamcorderSubContext *sc);
1031
1032 /**
1033  * This function sets command function according to the type.
1034  *
1035  * @param[in]   handle          Handle of camcorder context.
1036  * @param[in]   type            Allocation type of camcorder context.
1037  * @return      This function returns MM_ERROR_NONE on success, or other values with error code.
1038  * @remarks
1039  * @see         __mmcamcorder_video_command(), __mmcamcorder_audio_command(), __mmcamcorder_image_command()
1040  *
1041  */
1042 int _mmcamcorder_set_functions(MMHandleType handle, int type);
1043
1044 /**
1045  * This function is callback function of main pipeline.
1046  * Once this function is registered with certain pipeline using gst_bus_add_watch(),
1047  * this callback will be called every time when there is upcomming message from pipeline.
1048  * Basically, this function is used as error handling function, now.
1049  *
1050  * @param[in]   bus             pointer of buf that called this function.
1051  * @param[in]   message         callback message from pipeline.
1052  * @param[in]   data            user data.
1053  * @return      This function returns true on success, or false value with error
1054  * @remarks
1055  * @see         __mmcamcorder_create_preview_pipeline()
1056  *
1057  */
1058 gboolean _mmcamcorder_pipeline_cb_message(GstBus *bus, GstMessage *message, gpointer data);
1059
1060 /**
1061  * This function is callback function of main pipeline.
1062  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1063  * this callback will be called every time when there is upcomming message from pipeline.
1064  * Basically, this function is used as sync error handling function, now.
1065  *
1066  * @param[in]   bus             pointer of buf that called this function.
1067  * @param[in]   message         callback message from pipeline.
1068  * @param[in]   data            user data.
1069  * @return      This function returns true on success, or false value with error
1070  * @remarks
1071  * @see         __mmcamcorder_create_preview_pipeline()
1072  *
1073  */
1074 GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1075
1076 /**
1077  * This function is callback function of main pipeline.
1078  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1079  * this callback will be called every time when there is upcomming message from pipeline.
1080  * Basically, this function is used as sync error handling function, now.
1081  *
1082  * @param[in]   bus             pointer of buf that called this function.
1083  * @param[in]   message         callback message from pipeline.
1084  * @param[in]   data            user data.
1085  * @return      This function returns true on success, or false value with error
1086  * @remarks
1087  * @see         __mmcamcorder_create_audiop_with_encodebin()
1088  *
1089  */
1090 GstBusSyncReply _mmcamcorder_audio_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1091
1092
1093 /**
1094  * This function create main pipeline according to type.
1095  *
1096  * @param[in]   handle          Handle of camcorder context.
1097  * @param[in]   type            Allocation type of camcorder context.
1098  * @return      This function returns zero on success, or negative value with error code.
1099  * @remarks
1100  * @see         _mmcamcorder_destroy_pipeline()
1101  *
1102  */
1103 int _mmcamcorder_create_pipeline(MMHandleType handle, int type);
1104
1105 /**
1106  * This function release all element of main pipeline according to type.
1107  *
1108  * @param[in]   handle          Handle of camcorder context.
1109  * @param[in]   type            Allocation type of camcorder context.
1110  * @return      void
1111  * @remarks
1112  * @see         _mmcamcorder_create_pipeline()
1113  *
1114  */
1115 void _mmcamcorder_destroy_pipeline(MMHandleType handle, int type);
1116
1117 /**
1118  * This function sets gstreamer element status.
1119  * If the gstreamer fails to set status or returns asynchronous mode,
1120  * this function waits for state changed until timeout expired.
1121  *
1122  * @param[in]   pipeline        Pointer of pipeline
1123  * @param[in]   target_state    newly setting status
1124  * @return      This function returns zero on success, or negative value with error code.
1125  * @remarks
1126  * @see
1127  *
1128  */
1129 int _mmcamcorder_gst_set_state(MMHandleType handle, GstElement *pipeline, GstState target_state);
1130
1131 /**
1132  * This function sets gstreamer element status, asynchronously.
1133  * Regardless of processing, it returns immediately.
1134  *
1135  * @param[in]   pipeline        Pointer of pipeline
1136  * @param[in]   target_state    newly setting status
1137  * @return      This function returns zero on success, or negative value with error code.
1138  * @remarks
1139  * @see
1140  *
1141  */
1142 int _mmcamcorder_gst_set_state_async(MMHandleType handle, GstElement *pipeline, GstState target_state);
1143
1144 /* For xvimagesink */
1145 GstBusSyncReply __mmcamcorder_sync_callback(GstBus *bus, GstMessage *message, gulong data);
1146
1147 /* For querying capabilities */
1148 int _mmcamcorder_read_vidsrc_info(int videodevidx, camera_conf **configure_info);
1149
1150 /* for performance check */
1151 void _mmcamcorder_video_current_framerate_init(MMHandleType handle);
1152 int _mmcamcorder_video_current_framerate(MMHandleType handle);
1153 int _mmcamcorder_video_average_framerate(MMHandleType handle);
1154
1155 #ifdef __cplusplus
1156 }
1157 #endif
1158
1159 #endif /* __MM_CAMCORDER_INTERNAL_H__ */