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
  41 #include "mm_camcorder.h"
  42 #include "mm_debug.h"
  43
  44 /* camcorder sub module */
  45 #include "mm_camcorder_attribute.h"
  46 #include "mm_camcorder_platform.h"
  47 #include "mm_camcorder_stillshot.h"
  48 #include "mm_camcorder_videorec.h"
  49 #include "mm_camcorder_audiorec.h"
  50 #include "mm_camcorder_gstcommon.h"
  51 #include "mm_camcorder_exifinfo.h"
  52 #include "mm_camcorder_util.h"
  53 #include "mm_camcorder_configure.h"
  54 #include "mm_camcorder_sound.h"
  55
  56 #ifdef __cplusplus
  57 extern "C" {
  58 #endif
  59
  60 /*=======================================================================================
  61 | MACRO DEFINITIONS                                                                     |
  62 ========================================================================================*/
  63 #define _mmcam_dbg_verb(fmt, args...)  debug_verbose (" "fmt"\n", ##args);
  64 #define _mmcam_dbg_log(fmt, args...)   debug_log (" "fmt"\n", ##args);
  65 #define _mmcam_dbg_warn(fmt, args...)  debug_warning (" "fmt"\n", ##args);
  66 #define _mmcam_dbg_err(fmt, args...)   debug_error (" "fmt"\n", ##args);
  67 #define _mmcam_dbg_crit(fmt, args...)  debug_critical (" "fmt"\n", ##args);
  68
  69 /**
  70  *      Macro for checking validity and debugging
  71  */
  72 #define mmf_return_if_fail( expr )      \
  73         if( expr ){}                                    \
  74         else                                            \
  75         {                                                       \
  76                 _mmcam_dbg_err( "failed [%s]", #expr);  \
  77                 return;                                         \
  78         };
  79
  80 /**
  81  *      Macro for checking validity and debugging
  82  */
  83 #define mmf_return_val_if_fail( expr, val )     \
  84         if( expr ){}                                    \
  85         else                                            \
  86         {                                                       \
  87                 _mmcam_dbg_err("failed [%s]", #expr);   \
  88                 return( val );                                          \
  89         };
  90
  91 #ifndef ARRAY_SIZE
  92 /**
  93  *      Macro for getting array size
  94  */
  95 #define ARRAY_SIZE(a) (sizeof((a)) / sizeof((a)[0]))
  96 #endif
  97
  98 /* gstreamer element creation macro */
  99 #define _MMCAMCORDER_PIPELINE_MAKE(sub_context, element, eid, name /*char* */, err) \
 100         if (element[eid].gst != NULL) { \
 101                 _mmcam_dbg_err("The element(Pipeline) is existed. element_id=[%d], name=[%s]", eid, name); \
 102                 gst_object_unref(element[eid].gst); \
 103         } \
 104         element[eid].id = eid; \
 105         element[eid].gst = gst_pipeline_new(name); \
 106         if (element[eid].gst == NULL) { \
 107                 _mmcam_dbg_err("Pipeline creation fail. element_id=[%d], name=[%s]", eid, name); \
 108                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 109                 goto pipeline_creation_error; \
 110         } else { \
 111                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 112         }
 113
 114 #define _MMCAMCORDER_BIN_MAKE(sub_context, element, eid, name /*char* */, err) \
 115         if (element[eid].gst != NULL) { \
 116                 _mmcam_dbg_err("The element(Bin) is existed. element_id=[%d], name=[%s]", eid, name); \
 117                 gst_object_unref(element[eid].gst); \
 118         } \
 119         element[eid].id = eid; \
 120         element[eid].gst = gst_bin_new(name); \
 121         if (element[eid].gst == NULL) { \
 122                 _mmcam_dbg_err("Bin creation fail. element_id=[%d], name=[%s]\n", eid, name); \
 123                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 124                 goto pipeline_creation_error; \
 125         } else { \
 126                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 127         }
 128
 129 #define _MMCAMCORDER_ELEMENT_MAKE(sub_context, element, eid, name /*char* */, nickname /*char* */, elist, err) \
 130         if (element[eid].gst != NULL) { \
 131                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 132                 gst_object_unref(element[eid].gst); \
 133         } \
 134         element[eid].gst = gst_element_factory_make(name, nickname); \
 135         if (element[eid].gst == NULL) { \
 136                 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s]", eid, name); \
 137                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 138                 goto pipeline_creation_error; \
 139         } else { \
 140                 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 141                 element[eid].id = eid; \
 142                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 143                 err = MM_ERROR_NONE; \
 144         } \
 145         elist = g_list_append(elist, &(element[eid]));
 146
 147 #define _MMCAMCORDER_ELEMENT_MAKE2(sub_context, element, eid, name /*char* */, nickname /*char* */, err) \
 148         if (element[eid].gst != NULL) { \
 149                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 150                 gst_object_unref(element[eid].gst); \
 151         } \
 152         element[eid].gst = gst_element_factory_make(name, nickname); \
 153         if (element[eid].gst == NULL) { \
 154                 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s]", eid, name); \
 155                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 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                 err = MM_ERROR_NONE; \
 161         } \
 162
 163 #define _MMCAMCORDER_ELEMENT_MAKE_IGNORE_ERROR(sub_context, element, eid, name /*char* */, nickname /*char* */, elist) \
 164         if (element[eid].gst != NULL) { \
 165                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 166                 gst_object_unref(element[eid].gst); \
 167         } \
 168         element[eid].gst = gst_element_factory_make(name, nickname); \
 169         if (element[eid].gst == NULL) { \
 170                 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s], but keep going...", eid, name); \
 171         } else { \
 172                 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
 173                 element[eid].id = eid; \
 174                 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 175                 elist = g_list_append(elist, &(element[eid])); \
 176         }
 177
 178 #define _MMCAMCORDER_ENCODEBIN_ELMGET(sub_context, eid, name /*char* */, err) \
 179         if (sub_context->encode_element[eid].gst != NULL) { \
 180                 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
 181                 gst_object_unref(sub_context->encode_element[eid].gst); \
 182         } \
 183         sub_context->encode_element[eid].id = eid; \
 184         g_object_get(G_OBJECT(sub_context->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst), name, &(sub_context->encode_element[eid].gst), NULL); \
 185         if (sub_context->encode_element[eid].gst == NULL) { \
 186                 _mmcam_dbg_err("Encode Element get fail. element_id=[%d], name=[%s]", eid, name); \
 187                 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
 188                 goto pipeline_creation_error; \
 189         } else{ \
 190                 gst_object_unref(sub_context->encode_element[eid].gst); \
 191                 g_object_weak_ref(G_OBJECT(sub_context->encode_element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
 192         }
 193
 194 /* GStreamer element remove macro */
 195 #define _MMCAMCORDER_ELEMENT_REMOVE(element, eid) \
 196         if (element[eid].gst != NULL) { \
 197                 gst_object_unref(element[eid].gst); \
 198         }
 199
 200 #define _MM_GST_ELEMENT_LINK_MANY       gst_element_link_many
 201 #define _MM_GST_ELEMENT_LINK            gst_element_link
 202 #define _MM_GST_ELEMENT_UNLINK          gst_element_unlink
 203 #define _MM_GST_PAD_LINK                gst_pad_link
 204
 205 #define _MM_GST_PAD_LINK_UNREF(srcpad, sinkpad, err, if_fail_goto)\
 206 {\
 207         GstPadLinkReturn ret = _MM_GST_PAD_LINK(srcpad, sinkpad);\
 208         if (ret != GST_PAD_LINK_OK) {\
 209                 GstObject *src_parent = gst_pad_get_parent(srcpad);\
 210                 GstObject *sink_parent = gst_pad_get_parent(sinkpad);\
 211                 char *src_name = NULL;\
 212                 char *sink_name = NULL;\
 213                 g_object_get((GObject *)src_parent, "name", &src_name, NULL);\
 214                 g_object_get((GObject *)sink_parent, "name", &sink_name, NULL);\
 215                 _mmcam_dbg_err("src[%s] - sink[%s] link failed", src_name, sink_name);\
 216                 gst_object_unref(src_parent); src_parent = NULL;\
 217                 gst_object_unref(sink_parent); sink_parent = NULL;\
 218                 if (src_name) {\
 219                         free(src_name); src_name = NULL;\
 220                 }\
 221                 if (sink_name) {\
 222                         free(sink_name); sink_name = NULL;\
 223                 }\
 224                 gst_object_unref(srcpad); srcpad = NULL;\
 225                 gst_object_unref(sinkpad); sinkpad = NULL;\
 226                 err = MM_ERROR_CAMCORDER_GST_LINK;\
 227                 goto if_fail_goto;\
 228         }\
 229         gst_object_unref(srcpad); srcpad = NULL;\
 230         gst_object_unref(sinkpad); sinkpad = NULL;\
 231 }
 232
 233 #define _MM_GST_PAD_UNLINK_UNREF( srcpad, sinkpad) \
 234         if (srcpad && sinkpad) { \
 235                 gst_pad_unlink(srcpad, sinkpad); \
 236         } else { \
 237                 _mmcam_dbg_warn("some pad(srcpad:%p,sinkpad:%p) is NULL", srcpad, sinkpad); \
 238         } \
 239         if (srcpad) { \
 240                 gst_object_unref(srcpad); srcpad = NULL; \
 241         } \
 242         if (sinkpad) { \
 243                 gst_object_unref(sinkpad); sinkpad = NULL; \
 244         }
 245
 246 #define _MMCAMCORDER_STATE_SET_COUNT            3               /* checking interval */
 247 #define _MMCAMCORDER_STATE_CHECK_TOTALTIME      5000000L        /* total wating time for state change */
 248 #define _MMCAMCORDER_STATE_CHECK_INTERVAL       5000            /* checking interval */
 249
 250 /**
 251  * Default videosink type
 252  */
 253 #define _MMCAMCORDER_DEFAULT_VIDEOSINK_TYPE     "VideosinkElementX"
 254
 255 /**
 256  * Default recording motion rate
 257  */
 258 #define _MMCAMCORDER_DEFAULT_RECORDING_MOTION_RATE   1.0
 259
 260 /**
 261  * Total level count of manual focus */
 262 #define _MMFCAMCORDER_FOCUS_TOTAL_LEVEL         8
 263
 264 /**
 265  *      File name length limit
 266  */
 267 #define _MMCamcorder_FILENAME_LEN       (512)
 268
 269 /**
 270  *      Minimum integer value
 271  */
 272 #define _MMCAMCORDER_MIN_INT    (INT_MIN)
 273
 274 /**
 275  *      Maximum integer value
 276  */
 277 #define _MMCAMCORDER_MAX_INT    (INT_MAX)
 278
 279 /**
 280  *      Minimum double value
 281  */
 282 #define _MMCAMCORDER_MIN_DOUBLE (DBL_MIN)
 283
 284 /**
 285  *      Maximum integer value
 286  */
 287 #define _MMCAMCORDER_MAX_DOUBLE (DBL_MAX)
 288
 289 /**
 290  *      Audio timestamp margin (msec)
 291  */
 292 #define _MMCAMCORDER_AUDIO_TIME_MARGIN (300)
 293
 294 /**
 295  *      Functions related with LOCK and WAIT
 296  */
 297 #define _MMCAMCORDER_CAST_MTSAFE(handle)                                (((mmf_camcorder_t*)handle)->mtsafe)
 298
 299 #define _MMCAMCORDER_GET_LOCK(handle)                                   (_MMCAMCORDER_CAST_MTSAFE(handle).lock)
 300 #define _MMCAMCORDER_LOCK(handle)                                               g_mutex_lock(_MMCAMCORDER_GET_LOCK(handle))
 301 #define _MMCAMCORDER_TRYLOCK(handle)                                    g_mutex_trylock(_MMCAMCORDER_GET_LOCK(handle))
 302 #define _MMCAMCORDER_UNLOCK(handle)                                             g_mutex_unlock(_MMCAMCORDER_GET_LOCK(handle))
 303
 304 #define _MMCAMCORDER_GET_COND(handle)                                   (_MMCAMCORDER_CAST_MTSAFE(handle).cond)
 305 #define _MMCAMCORDER_WAIT(handle)                                               g_cond_wait (_MMCAMCORDER_GET_COND(handle), _MMCAMCORDER_GET_LOCK(handle))
 306 #define _MMCAMCORDER_TIMED_WAIT(handle, timeval)                g_cond_timed_wait (_MMCAMCORDER_GET_COND(handle), _MMCAMCORDER_GET_LOCK(handle),timeval)
 307
 308 #define _MMCAMCORDER_SIGNAL(handle)                                             g_cond_signal (_MMCAMCORDER_GET_COND(handle));
 309 #define _MMCAMCORDER_BROADCAST(handle)                                  g_cond_broadcast (_MMCAMCORDER_GET_COND(handle));
 310
 311 /* for command */
 312 #define _MMCAMCORDER_GET_CMD_LOCK(handle)                                       (_MMCAMCORDER_CAST_MTSAFE(handle).cmd_lock)
 313 #define _MMCAMCORDER_LOCK_CMD(handle)                                           g_mutex_lock(_MMCAMCORDER_GET_CMD_LOCK(handle))
 314 #define _MMCAMCORDER_TRYLOCK_CMD(handle)                                        g_mutex_trylock(_MMCAMCORDER_GET_CMD_LOCK(handle))
 315 #define _MMCAMCORDER_UNLOCK_CMD(handle)                                         g_mutex_unlock(_MMCAMCORDER_GET_CMD_LOCK(handle))
 316
 317 /* for ASM */
 318 #define _MMCAMCORDER_GET_ASM_LOCK(handle)                                       (_MMCAMCORDER_CAST_MTSAFE(handle).asm_lock)
 319 #define _MMCAMCORDER_LOCK_ASM(handle)                                           g_mutex_lock(_MMCAMCORDER_GET_ASM_LOCK(handle))
 320 #define _MMCAMCORDER_TRYLOCK_ASM(handle)                                        g_mutex_trylock(_MMCAMCORDER_GET_ASM_LOCK(handle))
 321 #define _MMCAMCORDER_UNLOCK_ASM(handle)                                         g_mutex_unlock(_MMCAMCORDER_GET_ASM_LOCK(handle))
 322
 323 /* for state change */
 324 #define _MMCAMCORDER_GET_STATE_LOCK(handle)                                     (_MMCAMCORDER_CAST_MTSAFE(handle).state_lock)
 325 #define _MMCAMCORDER_LOCK_STATE(handle)                                         g_mutex_lock(_MMCAMCORDER_GET_STATE_LOCK(handle))
 326 #define _MMCAMCORDER_TRYLOCK_STATE(handle)                                      g_mutex_trylock(_MMCAMCORDER_GET_STATE_LOCK(handle))
 327 #define _MMCAMCORDER_UNLOCK_STATE(handle)                                               g_mutex_unlock(_MMCAMCORDER_GET_STATE_LOCK(handle))
 328
 329 /* for gstreamer state change */
 330 #define _MMCAMCORDER_GET_GST_STATE_LOCK(handle)                                 (_MMCAMCORDER_CAST_MTSAFE(handle).gst_state_lock)
 331 #define _MMCAMCORDER_LOCK_GST_STATE(handle)                                     g_mutex_lock(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 332 #define _MMCAMCORDER_TRYLOCK_GST_STATE(handle)                                  g_mutex_trylock(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 333 #define _MMCAMCORDER_UNLOCK_GST_STATE(handle)                                   g_mutex_unlock(_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
 334
 335 #define _MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle)                          (_MMCAMCORDER_CAST_MTSAFE(handle).gst_encode_state_lock)
 336 #define _MMCAMCORDER_LOCK_GST_ENCODE_STATE(handle)                              g_mutex_lock(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 337 #define _MMCAMCORDER_TRYLOCK_GST_ENCODE_STATE(handle)                           g_mutex_trylock(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 338 #define _MMCAMCORDER_UNLOCK_GST_ENCODE_STATE(handle)                            g_mutex_unlock(_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
 339
 340 /* for setting/calling callback */
 341 #define _MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).message_cb_lock)
 342 #define _MMCAMCORDER_LOCK_MESSAGE_CALLBACK(handle)          g_mutex_lock(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 343 #define _MMCAMCORDER_TRYLOCK_MESSAGE_CALLBACK(handle)       g_mutex_trylock(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 344 #define _MMCAMCORDER_UNLOCK_MESSAGE_CALLBACK(handle)        g_mutex_unlock(_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
 345
 346 #define _MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle)     (_MMCAMCORDER_CAST_MTSAFE(handle).vcapture_cb_lock)
 347 #define _MMCAMCORDER_LOCK_VCAPTURE_CALLBACK(handle)         g_mutex_lock(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 348 #define _MMCAMCORDER_TRYLOCK_VCAPTURE_CALLBACK(handle)      g_mutex_trylock(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 349 #define _MMCAMCORDER_UNLOCK_VCAPTURE_CALLBACK(handle)       g_mutex_unlock(_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
 350
 351 #define _MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).vstream_cb_lock)
 352 #define _MMCAMCORDER_LOCK_VSTREAM_CALLBACK(handle)          g_mutex_lock(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 353 #define _MMCAMCORDER_TRYLOCK_VSTREAM_CALLBACK(handle)       g_mutex_trylock(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 354 #define _MMCAMCORDER_UNLOCK_VSTREAM_CALLBACK(handle)        g_mutex_unlock(_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
 355
 356 #define _MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle)      (_MMCAMCORDER_CAST_MTSAFE(handle).astream_cb_lock)
 357 #define _MMCAMCORDER_LOCK_ASTREAM_CALLBACK(handle)          g_mutex_lock(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 358 #define _MMCAMCORDER_TRYLOCK_ASTREAM_CALLBACK(handle)       g_mutex_trylock(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 359 #define _MMCAMCORDER_UNLOCK_ASTREAM_CALLBACK(handle)        g_mutex_unlock(_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
 360
 361 /**
 362  * Caster of main handle (camcorder)
 363  */
 364 #define MMF_CAMCORDER(h) (mmf_camcorder_t *)(h)
 365
 366 /**
 367  * Caster of subcontext
 368  */
 369 #define MMF_CAMCORDER_SUBCONTEXT(h) (((mmf_camcorder_t *)(h))->sub_context)
 370
 371 /* LOCAL CONSTANT DEFINITIONS */
 372 /**
 373  * Total Numbers of Attribute values.
 374  * If you increase any enum of attribute values, you also have to increase this.
 375  */
 376 #define MM_CAMCORDER_MODE_NUM                   3       /**< Number of mode type */
 377 #define MM_CAMCORDER_COLOR_TONE_NUM             31      /**< Number of color-tone modes */
 378 #define MM_CAMCORDER_WHITE_BALANCE_NUM          10      /**< Number of WhiteBalance modes*/
 379 #define MM_CAMCORDER_SCENE_MODE_NUM             16      /**< Number of program-modes */
 380 #define MM_CAMCORDER_FOCUS_MODE_NUM             6       /**< Number of focus mode*/
 381 #define MM_CAMCORDER_AUTO_FOCUS_NUM             5       /**< Total count of auto focus type*/
 382 #define MM_CAMCORDER_FOCUS_STATE_NUM            4       /**< Number of focus state */
 383 #define MM_CAMCORDER_ISO_NUM                    10      /**< Number of ISO */
 384 #define MM_CAMCORDER_AUTO_EXPOSURE_NUM          9       /**< Number of Auto exposure type */
 385 #define MM_CAMCORDER_WDR_NUM                    3       /**< Number of wide dynamic range */
 386 #define MM_CAMCORDER_FLIP_NUM                   4       /**< Number of Filp mode */
 387 #define MM_CAMCORDER_ROTATION_NUM               4       /**< Number of Rotation mode */
 388 #define MM_CAMCORDER_AHS_NUM                    4       /**< Number of anti-handshake */
 389 #define MM_CAMCORDER_VIDEO_STABILIZATION_NUM    2       /**< Number of video stabilization */
 390 #define MM_CAMCORDER_HDR_CAPTURE_NUM            3       /**< Number of HDR capture mode */
 391 #define MM_CAMCORDER_GEOMETRY_METHOD_NUM        5       /**< Number of geometry method */
 392 #define MM_CAMCORDER_TAG_ORT_NUM                8       /**< Number of tag orientation */
 393 #define MM_CAMCORDER_STROBE_MODE_NUM            8       /**< Number of strobe mode type */
 394 #define MM_CAMCORDER_STROBE_CONTROL_NUM         3       /**< Number of strobe control type */
 395 #define MM_CAMCORDER_DETECT_MODE_NUM            2       /**< Number of detect mode type */
 396
 397
 398 /*=======================================================================================
 399 | ENUM DEFINITIONS                                                                      |
 400 ========================================================================================*/
 401 /**
 402  * Command for Camcorder.
 403  */
 404 enum {
 405         /* Command for Video/Audio recording */
 406         _MMCamcorder_CMD_RECORD,
 407         _MMCamcorder_CMD_PAUSE,
 408         _MMCamcorder_CMD_CANCEL,
 409         _MMCamcorder_CMD_COMMIT,
 410
 411         /* Command for Image capture */
 412         _MMCamcorder_CMD_CAPTURE,
 413
 414         /* Command for Preview(Video/Image only effective) */
 415         _MMCamcorder_CMD_PREVIEW_START,
 416         _MMCamcorder_CMD_PREVIEW_STOP,
 417 };
 418
 419 /**
 420  * Still-shot type
 421  */
 422 enum {
 423         _MMCamcorder_SINGLE_SHOT,
 424         _MMCamcorder_MULTI_SHOT,
 425 };
 426
 427 /**
 428  * Audio session registered type
 429  */
 430 enum {
 431         _MMCamcorder_ASM_NO_NEED_REGISTER,
 432         _MMCamcorder_ASM_SESSION_REGISTERED_INTERNALLY,
 433         _MMCamcorder_ASM_SESSION_REGISTERED_BY_OUTSIDE,
 434 };
 435
 436 /**
 437  * Enumerations for manual focus direction.
 438  * If focusing mode is not "MM_CAMCORDER_AF_MODE_MANUAL", this value will be ignored.
 439  */
 440 enum MMCamcorderMfLensDir {
 441         MM_CAMCORDER_MF_LENS_DIR_FORWARD = 1,   /**< Focus direction to forward */
 442         MM_CAMCORDER_MF_LENS_DIR_BACKWARD,      /**< Focus direction to backward */
 443         MM_CAMCORDER_MF_LENS_DIR_NUM,           /**< Total number of the directions */
 444 };
 445
 446 /**
 447  * Camcorder Pipeline's Element name.
 448  * @note index of element.
 449  */
 450 typedef enum {
 451         _MMCAMCORDER_NONE = (-1),
 452
 453         /* Main Pipeline Element */
 454         _MMCAMCORDER_MAIN_PIPE = 0x00,
 455
 456         /* Pipeline element of Video input */
 457         _MMCAMCORDER_VIDEOSRC_SRC,
 458         _MMCAMCORDER_VIDEOSRC_FILT,
 459         _MMCAMCORDER_VIDEOSRC_CLS_QUE,
 460         _MMCAMCORDER_VIDEOSRC_CLS,
 461         _MMCAMCORDER_VIDEOSRC_CLS_FILT,
 462         _MMCAMCORDER_VIDEOSRC_QUE,
 463
 464         /* Pipeline element of Video output */
 465         _MMCAMCORDER_VIDEOSINK_QUE,
 466         _MMCAMCORDER_VIDEOSINK_CLS,
 467         _MMCAMCORDER_VIDEOSINK_SINK,
 468
 469         _MMCAMCORDER_PIPELINE_ELEMENT_NUM,
 470 } _MMCAMCORDER_PREVIEW_PIPELINE_ELELMENT;
 471
 472 /**
 473  * Camcorder Pipeline's Element name.
 474  * @note index of element.
 475  */
 476 typedef enum {
 477         _MMCAMCORDER_ENCODE_NONE = (-1),
 478
 479         /* Main Pipeline Element */
 480         _MMCAMCORDER_ENCODE_MAIN_PIPE = 0x00,
 481
 482         /* Pipeline element of Audio input */
 483         _MMCAMCORDER_AUDIOSRC_BIN,
 484         _MMCAMCORDER_AUDIOSRC_SRC,
 485         _MMCAMCORDER_AUDIOSRC_FILT,
 486         _MMCAMCORDER_AUDIOSRC_QUE,
 487         _MMCAMCORDER_AUDIOSRC_CONV,
 488         _MMCAMCORDER_AUDIOSRC_VOL,
 489
 490         /* Pipeline element of Encodebin */
 491         _MMCAMCORDER_ENCSINK_BIN,
 492         _MMCAMCORDER_ENCSINK_SRC,
 493         _MMCAMCORDER_ENCSINK_FILT,
 494         _MMCAMCORDER_ENCSINK_ENCBIN,
 495         _MMCAMCORDER_ENCSINK_AQUE,
 496         _MMCAMCORDER_ENCSINK_CONV,
 497         _MMCAMCORDER_ENCSINK_AENC,
 498         _MMCAMCORDER_ENCSINK_AENC_QUE,
 499         _MMCAMCORDER_ENCSINK_VQUE,
 500         _MMCAMCORDER_ENCSINK_VCONV,
 501         _MMCAMCORDER_ENCSINK_VENC,
 502         _MMCAMCORDER_ENCSINK_VENC_QUE,
 503         _MMCAMCORDER_ENCSINK_ITOG,
 504         _MMCAMCORDER_ENCSINK_ICROP,
 505         _MMCAMCORDER_ENCSINK_ISCALE,
 506         _MMCAMCORDER_ENCSINK_IFILT,
 507         _MMCAMCORDER_ENCSINK_IQUE,
 508         _MMCAMCORDER_ENCSINK_IENC,
 509         _MMCAMCORDER_ENCSINK_MUX,
 510         _MMCAMCORDER_ENCSINK_SINK,
 511
 512         _MMCAMCORDER_ENCODE_PIPELINE_ELEMENT_NUM,
 513 } _MMCAMCORDER_ENCODE_PIPELINE_ELELMENT;
 514
 515 typedef enum {
 516         _MMCAMCORDER_TASK_THREAD_STATE_NONE,
 517         _MMCAMCORDER_TASK_THREAD_STATE_SOUND_PLAY_START,
 518         _MMCAMCORDER_TASK_THREAD_STATE_ENCODE_PIPE_CREATE,
 519         _MMCAMCORDER_TASK_THREAD_STATE_EXIT,
 520 } _MMCamcorderTaskThreadState;
 521
 522 /**
 523  * System state change cause
 524  */
 525 typedef enum {
 526         _MMCAMCORDER_STATE_CHANGE_NORMAL = 0,
 527         _MMCAMCORDER_STATE_CHANGE_BY_ASM,
 528 } _MMCamcorderStateChange;
 529
 530
 531 /*=======================================================================================
 532 | STRUCTURE DEFINITIONS                                                                 |
 533 ========================================================================================*/
 534 /**
 535  * MMCamcorder Gstreamer Element
 536  */
 537 typedef struct {
 538         unsigned int id;                /**< Gstreamer piplinem element name */
 539         GstElement *gst;                /**< Gstreamer element */
 540 } _MMCamcorderGstElement;
 541
 542 /**
 543  * MMCamcorder information for KPI measurement
 544  */
 545 typedef struct {
 546         int current_fps;                /**< current fps of this second */
 547         int average_fps;                /**< average fps  */
 548         unsigned int video_framecount;  /**< total number of video frame */
 549         unsigned int last_framecount;   /**< total number of video frame in last measurement */
 550         struct timeval init_video_time; /**< time when start to measure */
 551         struct timeval last_video_time; /**< last measurement time */
 552 } _MMCamcorderKPIMeasure;
 553
 554 /**
 555  * MMCamcorder information for Multi-Thread Safe
 556  */
 557 typedef struct {
 558         GMutex *lock;                   /**< Mutex (for general use) */
 559         GCond *cond;                    /**< Condition (for general use) */
 560         GMutex *cmd_lock;               /**< Mutex (for command) */
 561         GMutex *asm_lock;               /**< Mutex (for ASM) */
 562         GMutex *state_lock;             /**< Mutex (for state change) */
 563         GMutex *gst_state_lock;         /**< Mutex (for gst pipeline state change) */
 564         GMutex *gst_encode_state_lock;  /**< Mutex (for gst encode pipeline state change) */
 565         GMutex *message_cb_lock;        /**< Mutex (for message callback) */
 566         GMutex *vcapture_cb_lock;       /**< Mutex (for video capture callback) */
 567         GMutex *vstream_cb_lock;        /**< Mutex (for video stream callback) */
 568         GMutex *astream_cb_lock;        /**< Mutex (for audio stream callback) */
 569 } _MMCamcorderMTSafe;
 570
 571
 572 /**
 573  * MMCamcorder Sub Context
 574  */
 575 typedef struct {
 576         bool isMaxsizePausing;                  /**< Because of size limit, pipeline is paused. */
 577         bool isMaxtimePausing;                  /**< Because of time limit, pipeline is paused. */
 578         int element_num;                        /**< count of element */
 579         int encode_element_num;                 /**< count of encode element */
 580         int cam_stability_count;                /**< camsensor stability count. the count of frame will drop */
 581         GstClockTime pipeline_time;             /**< current time of Gstreamer Pipeline */
 582         GstClockTime pause_time;                /**< amount of time while pipeline is in PAUSE state.*/
 583         GstClockTime stillshot_time;            /**< pipeline time of capturing moment*/
 584         gboolean is_modified_rate;              /**< whether recording motion rate is modified or not */
 585         gboolean error_occurs;                  /**< flag for error */
 586         int error_code;                         /**< error code for internal gstreamer error */
 587         gboolean ferror_send;                   /**< file write/seek error **/
 588         guint ferror_count;                     /**< file write/seek error count **/
 589         GstClockTime previous_slot_time;
 590         int display_interval;                   /**< This value is set as 'GST_SECOND / display FPS' */
 591         gboolean bget_eos;                      /**< Whether getting EOS */
 592         gboolean bencbin_capture;               /**< Use Encodebin for capturing */
 593         gboolean audio_disable;                 /**< whether audio is disabled or not when record */
 594         int videosrc_rotate;                    /**< rotate of videosrc */
 595
 596         /* For dropping video frame when start recording */
 597         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. */
 598         int pass_first_vframe;                  /**< When this value is bigger than zero, MSL won't drop video frame though "drop_vframe" is bigger then zero. */
 599
 600         /* INI information */
 601         unsigned int fourcc;                    /**< Get fourcc value of camera INI file */
 602         _MMCamcorderImageInfo *info_image;      /**< extra information for image capture */
 603         _MMCamcorderVideoInfo *info_video;      /**< extra information for video recording */
 604         _MMCamcorderAudioInfo *info_audio;      /**< extra information for audio recording */
 605
 606         _MMCamcorderGstElement *element;        /**< array of preview element */
 607         _MMCamcorderGstElement *encode_element; /**< array of encode element */
 608         _MMCamcorderKPIMeasure kpi;             /**< information related with performance measurement */
 609
 610         type_element *VideosinkElement;         /**< configure data of videosink element */
 611         type_element *VideoconvertElement;      /**< configure data of videoconvert element */
 612         gboolean SensorEncodedCapture;          /**< whether camera sensor support encoded image capture */
 613         gboolean internal_encode;               /**< whether use internal encoding function */
 614 } _MMCamcorderSubContext;
 615
 616 /**
 617   * _MMCamcorderContext
 618   */
 619 typedef struct mmf_camcorder {
 620         /* information */
 621         int type;               /**< mmcamcorder_mode_type */
 622         int device_type;        /**< device type */
 623         int state;              /**< state of camcorder */
 624         int target_state;       /**< Target state that want to set. This is a flag that
 625                                    * stands for async state changing. If this value differ from state,
 626                                    * it means state is changing now asychronously. */
 627
 628         /* handles */
 629         MMHandleType attributes;               /**< Attribute handle */
 630         _MMCamcorderSubContext *sub_context;   /**< sub context */
 631         mm_exif_info_t *exif_info;             /**< EXIF */
 632         GList *buffer_probes;                  /**< a list of buffer probe handle */
 633         GList *event_probes;                   /**< a list of event probe handle */
 634         GList *signals;                        /**< a list of signal handle */
 635         GList *msg_data;                       /**< a list of msg data */
 636         camera_conf *conf_main;                /**< Camera configure Main structure */
 637         camera_conf *conf_ctrl;                /**< Camera configure Control structure */
 638         int asm_handle;                        /**< Audio session manager handle */
 639         guint pipeline_cb_event_id;            /**< Event source ID of pipeline message callback */
 640         guint encode_pipeline_cb_event_id;     /**< Event source ID of encode pipeline message callback */
 641         guint setting_event_id;                /**< Event source ID of attributes setting to sensor */
 642         SOUND_INFO snd_info;                   /**< Sound handle for multishot capture */
 643
 644         /* callback handlers */
 645         MMMessageCallback msg_cb;                               /**< message callback */
 646         void *msg_cb_param;                                     /**< message callback parameter */
 647         mm_camcorder_video_stream_callback vstream_cb;          /**< Video stream callback */
 648         void *vstream_cb_param;                                 /**< Video stream callback parameter */
 649         mm_camcorder_audio_stream_callback astream_cb;          /**< Audio stream callback */
 650         void *astream_cb_param;                                 /**< Audio stream callback parameter */
 651         mm_camcorder_video_capture_callback vcapture_cb;        /**< Video capture callback */
 652         void *vcapture_cb_param;                                /**< Video capture callback parameter */
 653         int (*command)(MMHandleType, int);                      /**< camcorder's command */
 654         mm_camcorder_video_frame_render_error_callback render_error_cb; /* video frame render error callback */
 655         void* render_error_cb_user_param;                               /* video frame render error callback user parameter */
 656
 657         /* etc */
 658         _MMCamcorderMTSafe mtsafe;                              /**< Thread safe */
 659         int state_change_by_system;                             /**< MSL changes its state by itself because of system */
 660         int asm_event_code;                                     /**< event code of audio session manager */
 661         pthread_mutex_t sound_lock;                             /**< Capture sound mutex */
 662         pthread_cond_t sound_cond;                              /**< Capture sound cond */
 663         pthread_mutex_t restart_preview_lock;                   /**< Capture sound mutex */
 664         int use_zero_copy_format;                               /**< Whether use zero copy format for camera input */
 665         int support_media_packet_preview_cb;                   /**< Whether support zero copy format for camera input */
 666         int shutter_sound_policy;                               /**< shutter sound policy */
 667         int brightness_default;                                 /**< default value of brightness */
 668         int brightness_step_denominator;                        /**< denominator of brightness bias step */
 669         int support_zsl_capture;                                /**< support Zero Shutter Lag capture */
 670         char *model_name;                                       /**< model name from system info */
 671         char *software_version;                                 /**< software_version from system info */
 672         int capture_sound_count;                                /**< count for capture sound */
 673         int asm_register;                                       /**< Use ASM internally */
 674         int asm_event_type;                                     /**< Event type of ASM */
 675         int asm_session_type;                                   /**< Session type of ASM */
 676         int asm_session_options;                                /**< Session option of ASM */
 677
 678         _MMCamcorderInfoConverting caminfo_convert[CAMINFO_CONVERT_NUM];        /**< converting structure of camera info */
 679         _MMCamcorderEnumConvert enum_conv[ENUM_CONVERT_NUM];                    /**< enum converting list that is modified by ini info */
 680
 681         gboolean capture_in_recording;                          /**< Flag for capture while recording */
 682
 683         guint64 system_memory;                                  /* system memory size, do not use this size for recording*/
 684
 685         /* task thread */
 686         pthread_t task_thread;                                  /**< thread for task */
 687         pthread_mutex_t task_thread_lock;                       /**< mutex for task thread */
 688         pthread_cond_t task_thread_cond;                        /**< cond for task thread */
 689         _MMCamcorderTaskThreadState task_thread_state;          /**< state of task thread */
 690
 691         int reserved[4];                                        /**< reserved */
 692 } mmf_camcorder_t;
 693
 694 /*=======================================================================================
 695 | EXTERN GLOBAL VARIABLE                                                                |
 696 ========================================================================================*/
 697
 698 /*=======================================================================================
 699 | GLOBAL FUNCTION PROTOTYPES                                                            |
 700 ========================================================================================*/
 701 /**
 702  *      This function creates camcorder for capturing still image and recording.
 703  *
 704  *      @param[out]     handle          Specifies the camcorder  handle
 705  *      @param[in]      info            Preset information of camcorder
 706  *      @return         This function returns zero on success, or negative value with error code.
 707  *      @remarks        When this function calls successfully, camcorder  handle will be filled with a @n
 708  *                      valid value and the state of  the camcorder  will become MM_CAMCORDER_STATE_NULL.@n
 709  *                      Note that  it's not ready to working camcorder. @n
 710  *                      You should call mmcamcorder_realize before starting camcorder.
 711  *      @see            _mmcamcorder_create
 712  */
 713 int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info);
 714
 715 /**
 716  *      This function destroys instance of camcorder.
 717  *
 718  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 719  *      @return         This function returns zero on success, or negative value with error code.
 720  *      @see            _mmcamcorder_create
 721  */
 722 int _mmcamcorder_destroy(MMHandleType hcamcorder);
 723
 724 /**
 725  *      This function allocates memory for camcorder.
 726  *
 727  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 728  *      @return         This function returns zero on success, or negative value with error code.
 729  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_NULL @n
 730  *                      and  the state of the camcorder  will become MM_CAMCORDER_STATE_READY. @n
 731  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 732  *      @see            _mmcamcorder_unrealize
 733  *      @pre            MM_CAMCORDER_STATE_NULL
 734  *      @post           MM_CAMCORDER_STATE_READY
 735  */
 736 int _mmcamcorder_realize(MMHandleType hcamcorder);
 737
 738 /**
 739  *      This function free allocated memory for camcorder.
 740  *
 741  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 742  *      @return         This function returns zero on success, or negative value with error code.
 743  *      @remarks        This function release all resources which are allocated for the camcorder engine.@n
 744  *                      This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 745  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_NULL. @n
 746  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 747  *      @see            _mmcamcorder_realize
 748  *      @pre            MM_CAMCORDER_STATE_READY
 749  *      @post           MM_CAMCORDER_STATE_NULL
 750  */
 751 int _mmcamcorder_unrealize(MMHandleType hcamcorder);
 752
 753 /**
 754  *      This function is to start previewing.
 755  *
 756  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 757  *      @return         This function returns zero on success, or negative value with error code.
 758  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_READY and  @n
 759  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 760  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 761  *      @see            _mmcamcorder_stop
 762  */
 763 int _mmcamcorder_start(MMHandleType hcamcorder);
 764
 765 /**
 766  *      This function is to stop previewing.
 767  *
 768  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 769  *      @return         This function returns zero on success, or negative value with error code.
 770  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and  @n
 771  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_READY.@n
 772  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 773  *      @see            _mmcamcorder_start
 774  */
 775 int _mmcamcorder_stop(MMHandleType hcamcorder);
 776
 777 /**
 778  *      This function to start capturing of still images.
 779  *
 780  *      @param[in]      hcamcorder      Specifies the camcorder  handle.
 781  *      @return         This function returns zero on success, or negative value with error code.
 782  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and @n
 783  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_CAPTURING. @n
 784  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 785  *      @see            _mmcamcorder_capture_stop
 786  */
 787 int _mmcamcorder_capture_start(MMHandleType hcamcorder);
 788
 789 /**
 790  *      This function is to stop capturing still images.
 791  *
 792  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 793  *      @return         This function returns zero on success, or negative value with error code.
 794  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_CAPTURING and @n
 795  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 796  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 797  *      @see            _mmcamcorder_capture_start
 798  */
 799 int _mmcamcorder_capture_stop(MMHandleType hcamcorder);
 800
 801 /**
 802  *      This function is to start  video and audio recording.
 803  *
 804  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 805  *      @return         This function returns zero on success, or negative value with error code.
 806  *      @remarks        This function can  be called successfully when current state is @n
 807  *                      MM_CAMCORDER_STATE_PREPARE or MM_CAMCORDER_STATE_PAUSED and  @n
 808  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_RECORDING.@n
 809  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 810  *      @see            _mmcamcorder_pause
 811  */
 812 int _mmcamcorder_record(MMHandleType hcamcorder);
 813
 814 /**
 815  *      This function is to pause video and audio recording
 816  *
 817  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 818  *      @return         This function returns zero on success, or negative value with error code.
 819  *      @remarks        This function can  be called successfully when current state is MM_CAMCORDER_STATE_RECORDING and  @n
 820  *                      the  state of the camcorder  will become MM_CAMCORDER_STATE_PAUSED.@n
 821  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.@n
 822  *      @see            _mmcamcorder_record
 823  */
 824 int _mmcamcorder_pause(MMHandleType hcamcorder);
 825
 826 /**
 827  *      This function is to stop video and audio  recording and  save results.
 828  *
 829  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 830  *      @return         This function returns zero on success, or negative value with error code.
 831  *      @remarks        This function can  be called successfully when current state is @n
 832  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 833  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 834  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION
 835  *      @see            _mmcamcorder_cancel
 836  */
 837 int _mmcamcorder_commit(MMHandleType hcamcorder);
 838
 839 /**
 840  *      This function is to stop video and audio recording and do not save results.
 841  *
 842  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 843  *      @return         This function returns zero on success, or negative value with error code.
 844  *      @remarks        This function can  be called successfully when current state is @n
 845  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 846  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 847  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 848  *      @see            _mmcamcorder_commit
 849  */
 850 int _mmcamcorder_cancel(MMHandleType hcamcorder);
 851
 852 /**
 853  *      This function calls after commiting action finished asynchronously.
 854  *      In this function, remaining process , such as state change, happens.
 855  *
 856  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 857  *      @return         This function returns zero on success, or negative value with error code.
 858  *      @remarks        This function can  be called successfully when current state is @n
 859  *                      MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and  @n
 860  *                      the state of the camcorder  will become MM_CAMCORDER_STATE_PREPARE. @n
 861  *                      Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
 862  *      @see            _mmcamcorder_commit
 863  */
 864 int _mmcamcorder_commit_async_end(MMHandleType hcamcorder);
 865
 866 /**
 867  *      This function is to set callback for receiving messages from camcorder.
 868  *
 869  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 870  *      @param[in]      callback        Specifies the function pointer of callback function
 871  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 872  *
 873  *      @return         This function returns zero on success, or negative value with error code.
 874  *      @remarks        typedef bool (*mm_message_callback) (int msg, mm_messageType *param, void *user_param);@n
 875  *              @n
 876  *              typedef union                           @n
 877  *              {                                                       @n
 878  *                      int code;                               @n
 879  *                      struct                                  @n
 880  *                      {                                               @n
 881  *                              int total;                      @n
 882  *                              int elapsed;            @n
 883  *                      } time;                                 @n
 884  *                      struct                                  @n
 885  *                      {                                               @n
 886  *                              int previous;           @n
 887  *                              int current;                    @n
 888  *                      } state;                                        @n
 889  *              } mm_message_type;      @n
 890  *                                                                      @n
 891  *              If a  message value for mm_message_callback is MM_MESSAGE_STATE_CHANGED, @n
 892  *              state value in mm_message_type  will be a mmcamcorder_state_type enum value;@n
 893  *              @n
 894  *              If  a message value for mm_message_callback is MM_MESSAGE_ERROR,  @n
 895  *              the code value in mm_message_type will be a mmplayer_error_type enum value;
 896  *
 897  *      @see            mm_message_type,  mmcamcorder_state_type,  mmcamcorder_error_type
 898  */
 899 int _mmcamcorder_set_message_callback(MMHandleType hcamcorder,
 900                                       MMMessageCallback callback,
 901                                       void *user_data);
 902
 903 /**
 904  *      This function is to set callback for video stream.
 905  *
 906  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 907  *      @param[in]      callback        Specifies the function pointer of callback function
 908  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 909  *
 910  *      @return         This function returns zero on success, or negative value with error code.
 911  *      @see            mmcamcorder_error_type
 912  */
 913 int _mmcamcorder_set_video_stream_callback(MMHandleType hcamcorder,
 914                                            mm_camcorder_video_stream_callback callback,
 915                                            void *user_data);
 916
 917
 918 /**
 919  *      This function is to set callback for video frame render error.
 920  *
 921  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 922  *      @param[in]      callback        Specifies the function pointer of callback function
 923  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 924  *
 925  *      @return         This function returns zero on success, or negative value with error code.
 926  *      @see            mmcamcorder_error_type
 927  */
 928 int _mmcamcorder_set_video_frame_render_error_callback(MMHandleType handle,
 929                                                        mm_camcorder_video_frame_render_error_callback callback,
 930                                                        void *user_data);
 931
 932 /**
 933  *      This function is to set callback for audio stream.
 934  *
 935  *      @param[in]      hcamcorder      Specifies the camcorder handle
 936  *      @param[in]      callback        Specifies the function pointer of callback function
 937  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 938  *
 939  *      @return         This function returns zero on success, or negative value with error code.
 940  *      @see            mmcamcorder_error_type
 941  */
 942 int _mmcamcorder_set_audio_stream_callback(MMHandleType handle,
 943                                            mm_camcorder_audio_stream_callback callback,
 944                                            void *user_data);
 945
 946 /**
 947  *      This function is to set callback for video capture.
 948  *
 949  *      @param[in]      hcamcorder      Specifies the camcorder  handle
 950  *      @param[in]      callback        Specifies the function pointer of callback function
 951  *      @param[in]      user_data       Specifies the user poiner for passing to callback function
 952  *
 953  *      @return         This function returns zero on success, or negative value with error code.
 954  *      @see            mmcamcorder_error_type
 955  */
 956 int _mmcamcorder_set_video_capture_callback(MMHandleType hcamcorder,
 957                                             mm_camcorder_video_capture_callback callback,
 958                                             void *user_data);
 959
 960 /**
 961  *      This function returns current state of camcorder, or negative value with error code.
 962  *
 963  *      @param[in]      hcamcorder      Specifies the camcorder  handle.
 964  *      @return         This function returns current state of camcorder, or negative value with error code.
 965  *      @see            mmcamcorder_state_type
 966  */
 967 int _mmcamcorder_get_current_state(MMHandleType hcamcorder);
 968
 969 int _mmcamcorder_init_focusing(MMHandleType handle);
 970 int _mmcamcorder_adjust_focus(MMHandleType handle, int direction);
 971 int _mmcamcorder_adjust_manual_focus(MMHandleType handle, int direction);
 972 int _mmcamcorder_adjust_auto_focus(MMHandleType handle);
 973 int _mmcamcorder_stop_focusing(MMHandleType handle);
 974
 975 /**
 976  * This function gets current state of camcorder.
 977  *
 978  * @param       void
 979  * @return      This function returns state of current camcorder context
 980  * @remarks
 981  * @see         _mmcamcorder_set_state()
 982  *
 983  */
 984 int _mmcamcorder_streamer_init(void);
 985
 986 /**
 987  * This function gets current state of camcorder.
 988  *
 989  * @param       void
 990  * @return      This function returns state of current camcorder context
 991  * @remarks
 992  * @see         _mmcamcorder_set_state()
 993  *
 994  */
 995 int _mmcamcorder_display_init(void);
 996
 997 /**
 998  * This function gets current state of camcorder.
 999  *
1000  * @param[in]   handle          Handle of camcorder context.
1001  * @return      This function returns state of current camcorder context
1002  * @remarks
1003  * @see         _mmcamcorder_set_state()
1004  *
1005  */
1006 int _mmcamcorder_get_state(MMHandleType handle);
1007
1008 /**
1009  * This function sets new state of camcorder.
1010  *
1011  * @param[in]   handle          Handle of camcorder context.
1012  * @param[in]   state           setting state value of camcorder.
1013  * @return      void
1014  * @remarks
1015  * @see         _mmcamcorder_get_state()
1016  *
1017  */
1018 void _mmcamcorder_set_state(MMHandleType handle, int state);
1019
1020 /**
1021  * This function gets asynchronous status of MSL Camcroder.
1022  *
1023  * @param[in]   handle          Handle of camcorder context.
1024  * @param[in]   target_state    setting target_state value of camcorder.
1025  * @return      This function returns asynchrnous state.
1026  * @remarks
1027  * @see         _mmcamcorder_set_async_state()
1028  *
1029  */
1030 int _mmcamcorder_get_async_state(MMHandleType handle);
1031
1032 /**
1033  * This function allocates structure of subsidiary attributes.
1034  *
1035  * @param[in]   type            Allocation type of camcorder context.
1036  * @return      This function returns structure pointer on success, NULL value on failure.
1037  * @remarks
1038  * @see         _mmcamcorder_dealloc_subcontext()
1039  *
1040  */
1041 _MMCamcorderSubContext *_mmcamcorder_alloc_subcontext(int type);
1042
1043 /**
1044  * This function releases structure of subsidiary attributes.
1045  *
1046  * @param[in]   sc              Handle of camcorder subcontext.
1047  * @return      void
1048  * @remarks
1049  * @see         _mmcamcorder_alloc_subcontext()
1050  *
1051  */
1052 void _mmcamcorder_dealloc_subcontext(_MMCamcorderSubContext *sc);
1053
1054 /**
1055  * This function sets command function according to the type.
1056  *
1057  * @param[in]   handle          Handle of camcorder context.
1058  * @param[in]   type            Allocation type of camcorder context.
1059  * @return      This function returns MM_ERROR_NONE on success, or other values with error code.
1060  * @remarks
1061  * @see         __mmcamcorder_video_command(), __mmcamcorder_audio_command(), __mmcamcorder_image_command()
1062  *
1063  */
1064 int _mmcamcorder_set_functions(MMHandleType handle, int type);
1065
1066 /**
1067  * This function is callback function of main pipeline.
1068  * Once this function is registered with certain pipeline using gst_bus_add_watch(),
1069  * this callback will be called every time when there is upcomming message from pipeline.
1070  * Basically, this function is used as error handling function, now.
1071  *
1072  * @param[in]   bus             pointer of buf that called this function.
1073  * @param[in]   message         callback message from pipeline.
1074  * @param[in]   data            user data.
1075  * @return      This function returns true on success, or false value with error
1076  * @remarks
1077  * @see         __mmcamcorder_create_preview_pipeline()
1078  *
1079  */
1080 gboolean _mmcamcorder_pipeline_cb_message(GstBus *bus, GstMessage *message, gpointer data);
1081
1082 /**
1083  * This function is callback function of main pipeline.
1084  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1085  * this callback will be called every time when there is upcomming message from pipeline.
1086  * Basically, this function is used as sync error handling function, now.
1087  *
1088  * @param[in]   bus             pointer of buf that called this function.
1089  * @param[in]   message         callback message from pipeline.
1090  * @param[in]   data            user data.
1091  * @return      This function returns true on success, or false value with error
1092  * @remarks
1093  * @see         __mmcamcorder_create_preview_pipeline()
1094  *
1095  */
1096 GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1097
1098 /**
1099  * This function is callback function of main pipeline.
1100  * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1101  * this callback will be called every time when there is upcomming message from pipeline.
1102  * Basically, this function is used as sync error handling function, now.
1103  *
1104  * @param[in]   bus             pointer of buf that called this function.
1105  * @param[in]   message         callback message from pipeline.
1106  * @param[in]   data            user data.
1107  * @return      This function returns true on success, or false value with error
1108  * @remarks
1109  * @see         __mmcamcorder_create_audiop_with_encodebin()
1110  *
1111  */
1112 GstBusSyncReply _mmcamcorder_audio_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1113
1114
1115 /**
1116  * This function create main pipeline according to type.
1117  *
1118  * @param[in]   handle          Handle of camcorder context.
1119  * @param[in]   type            Allocation type of camcorder context.
1120  * @return      This function returns zero on success, or negative value with error code.
1121  * @remarks
1122  * @see         _mmcamcorder_destroy_pipeline()
1123  *
1124  */
1125 int _mmcamcorder_create_pipeline(MMHandleType handle, int type);
1126
1127 /**
1128  * This function release all element of main pipeline according to type.
1129  *
1130  * @param[in]   handle          Handle of camcorder context.
1131  * @param[in]   type            Allocation type of camcorder context.
1132  * @return      void
1133  * @remarks
1134  * @see         _mmcamcorder_create_pipeline()
1135  *
1136  */
1137 void _mmcamcorder_destroy_pipeline(MMHandleType handle, int type);
1138
1139 /**
1140  * This function sets gstreamer element status.
1141  * If the gstreamer fails to set status or returns asynchronous mode,
1142  * this function waits for state changed until timeout expired.
1143  *
1144  * @param[in]   pipeline        Pointer of pipeline
1145  * @param[in]   target_state    newly setting status
1146  * @return      This function returns zero on success, or negative value with error code.
1147  * @remarks
1148  * @see
1149  *
1150  */
1151 int _mmcamcorder_gst_set_state(MMHandleType handle, GstElement *pipeline, GstState target_state);
1152
1153 /**
1154  * This function sets gstreamer element status, asynchronously.
1155  * Regardless of processing, it returns immediately.
1156  *
1157  * @param[in]   pipeline        Pointer of pipeline
1158  * @param[in]   target_state    newly setting status
1159  * @return      This function returns zero on success, or negative value with error code.
1160  * @remarks
1161  * @see
1162  *
1163  */
1164 int _mmcamcorder_gst_set_state_async(MMHandleType handle, GstElement *pipeline, GstState target_state);
1165
1166 /* For xvimagesink */
1167 GstBusSyncReply __mmcamcorder_sync_callback(GstBus *bus, GstMessage *message, gulong data);
1168
1169 /* For querying capabilities */
1170 int _mmcamcorder_read_vidsrc_info(int videodevidx, camera_conf **configure_info);
1171
1172 /* for performance check */
1173 void _mmcamcorder_video_current_framerate_init(MMHandleType handle);
1174 int _mmcamcorder_video_current_framerate(MMHandleType handle);
1175 int _mmcamcorder_video_average_framerate(MMHandleType handle);
1176
1177 #ifdef __cplusplus
1178 }
1179 #endif
1180
1181 #endif /* __MM_CAMCORDER_INTERNAL_H__ */