src/mm_camcorder_audiorec.c

   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 /*=======================================================================================
  23 |  INCLUDE FILES                                                                        |
  24 =======================================================================================*/
  25 #include "mm_camcorder_internal.h"
  26 #include "mm_camcorder_audiorec.h"
  27 #include "mm_camcorder_util.h"
  28 #include <math.h>
  29
  30 /*---------------------------------------------------------------------------------------
  31 |    GLOBAL VARIABLE DEFINITIONS for internal                                           |
  32 ---------------------------------------------------------------------------------------*/
  33 #define MM_CAMCORDER_START_CHANGE_STATE _MMCamcorderStartHelperFunc((void *)hcamcorder)
  34 #define MM_CAMCORDER_STOP_CHANGE_STATE _MMCamcorderStopHelperFunc((void *)hcamcorder)
  35 /*---------------------------------------------------------------------------------------
  36 |    LOCAL VARIABLE DEFINITIONS for internal                                            |
  37 ---------------------------------------------------------------------------------------*/
  38 #define RESET_PAUSE_TIME                        0
  39 #define _MMCAMCORDER_AUDIO_MINIMUM_SPACE        (100*1024)
  40 #define _MMCAMCORDER_AUDIO_MARGIN_SPACE         (1*1024)
  41 #define _MMCAMCORDER_RETRIAL_COUNT              10
  42 #define _MMCAMCORDER_FRAME_WAIT_TIME            200000 /* micro second */
  43 #define _MMCAMCORDER_FREE_SPACE_CHECK_INTERVAL  10
  44
  45 /*---------------------------------------------------------------------------------------
  46 |    LOCAL FUNCTION PROTOTYPES:                                                         |
  47 ---------------------------------------------------------------------------------------*/
  48 /* STATIC INTERNAL FUNCTION */
  49 static GstPadProbeReturn __mmcamcorder_audio_dataprobe_voicerecorder(GstPad *pad, GstPadProbeInfo *info, gpointer u_data);
  50 static GstPadProbeReturn __mmcamcorder_audio_dataprobe_record(GstPad *pad, GstPadProbeInfo *info, gpointer u_data);
  51 static int __mmcamcorder_create_audiop_with_encodebin(MMHandleType handle);
  52 static gboolean __mmcamcorder_audio_add_metadata_info_m4a(MMHandleType handle);
  53
  54 /*=======================================================================================
  55 |  FUNCTION DEFINITIONS                                                                 |
  56 =======================================================================================*/
  57
  58 /*---------------------------------------------------------------------------------------
  59 |    GLOBAL FUNCTION DEFINITIONS:                                                       |
  60 ---------------------------------------------------------------------------------------*/
  61
  62 static int __mmcamcorder_create_audiop_with_encodebin(MMHandleType handle)
  63 {
  64         int err = MM_ERROR_NONE;
  65         int ret = MM_ERROR_NONE;
  66
  67         const char *aenc_name = NULL;
  68         const char *mux_name = NULL;
  69
  70         GstBus *bus = NULL;
  71         GstPad *srcpad = NULL;
  72         GstPad *sinkpad = NULL;
  73         GList *element_list = NULL;
  74
  75         _MMCamcorderAudioInfo *info = NULL;
  76         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
  77         _MMCamcorderSubContext *sc = NULL;
  78         type_element *aenc_elem = NULL;
  79         type_element *mux_elem = NULL;
  80
  81         mmf_return_val_if_fail(hcamcorder, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
  82         sc = MMF_CAMCORDER_SUBCONTEXT(handle);
  83
  84         mmf_return_val_if_fail(sc, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
  85         mmf_return_val_if_fail(sc->element, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
  86         mmf_return_val_if_fail(sc->info_audio, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
  87
  88         info = (_MMCamcorderAudioInfo *)sc->info_audio;
  89
  90         _mmcam_dbg_log("");
  91
  92         mux_elem = _mmcamcorder_get_type_element(handle, MM_CAM_FILE_FORMAT);
  93         err = _mmcamcorder_conf_get_value_element_name(mux_elem, &mux_name);
  94
  95         if (!mux_name || !strcmp(mux_name, "wavenc")) {
  96                 /* IF MUX in not chosen then record in raw file */
  97                 _mmcam_dbg_log("Record without muxing.");
  98                 info->bMuxing = FALSE;
  99         } else {
 100                 _mmcam_dbg_log("Record with mux.");
 101                 info->bMuxing = TRUE;
 102         }
 103
 104         /* Create GStreamer pipeline */
 105         _MMCAMCORDER_PIPELINE_MAKE(sc, sc->encode_element, _MMCAMCORDER_ENCODE_MAIN_PIPE, "camcorder_pipeline", err);
 106
 107         err = _mmcamcorder_create_audiosrc_bin(handle);
 108         if (err != MM_ERROR_NONE)
 109                 return err;
 110
 111         if (info->bMuxing) {
 112                 /* Muxing. can use encodebin. */
 113                 err = _mmcamcorder_create_encodesink_bin((MMHandleType)hcamcorder, MM_CAMCORDER_ENCBIN_PROFILE_AUDIO);
 114                 if (err != MM_ERROR_NONE)
 115                         return err;
 116         } else {
 117                 /* without muxing. can't use encodebin. */
 118                 aenc_elem = _mmcamcorder_get_type_element(handle, MM_CAM_AUDIO_ENCODER);
 119                 if (!aenc_elem) {
 120                         _mmcam_dbg_err("Fail to get type element");
 121                         err = MM_ERROR_CAMCORDER_RESOURCE_CREATION;
 122                         goto pipeline_creation_error;
 123                 }
 124
 125                 err = _mmcamcorder_conf_get_value_element_name(aenc_elem, &aenc_name);
 126                 if ((!err) || (!aenc_name)) {
 127                         _mmcam_dbg_err("Fail to get element name");
 128                         err = MM_ERROR_CAMCORDER_RESOURCE_CREATION;
 129                         goto pipeline_creation_error;
 130                 }
 131
 132                 _MMCAMCORDER_ELEMENT_MAKE(sc, sc->encode_element, _MMCAMCORDER_ENCSINK_AQUE, "queue",  NULL, element_list, err);
 133
 134                 if (strcmp(aenc_name, "wavenc") != 0)
 135                         _MMCAMCORDER_ELEMENT_MAKE(sc, sc->encode_element, _MMCAMCORDER_ENCSINK_CONV, "audioconvert",  NULL, element_list, err);
 136
 137                 _MMCAMCORDER_ELEMENT_MAKE(sc, sc->encode_element, _MMCAMCORDER_ENCSINK_AENC, aenc_name, NULL, element_list, err);
 138
 139                 _MMCAMCORDER_ELEMENT_MAKE(sc, sc->encode_element, _MMCAMCORDER_ENCSINK_SINK, "filesink", NULL, element_list, err);
 140         }
 141
 142         /* Add and link elements */
 143         if (info->bMuxing) {
 144                 /* IF MUX is indicated create MUX */
 145                 gst_bin_add_many(GST_BIN(sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst),
 146                         sc->encode_element[_MMCAMCORDER_AUDIOSRC_BIN].gst,
 147                         sc->encode_element[_MMCAMCORDER_ENCSINK_BIN].gst,
 148                         NULL);
 149
 150                 srcpad = gst_element_get_static_pad(sc->encode_element[_MMCAMCORDER_AUDIOSRC_BIN].gst, "src");
 151                 sinkpad = gst_element_get_static_pad(sc->encode_element[_MMCAMCORDER_ENCSINK_BIN].gst, "audio_sink0");
 152                 _MM_GST_PAD_LINK_UNREF(srcpad, sinkpad, err, pipeline_creation_error);
 153         } else {
 154                 /* IF MUX in not chosen then record in raw amr file */
 155                 if (!strcmp(aenc_name, "wavenc")) {
 156                         gst_bin_add_many(GST_BIN(sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst),
 157                                 sc->encode_element[_MMCAMCORDER_AUDIOSRC_BIN].gst,
 158                                 sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst,
 159                                 sc->encode_element[_MMCAMCORDER_ENCSINK_AENC].gst,
 160                                 sc->encode_element[_MMCAMCORDER_ENCSINK_SINK].gst,
 161                                 NULL);
 162
 163                         ret = _MM_GST_ELEMENT_LINK_MANY(sc->encode_element[_MMCAMCORDER_AUDIOSRC_BIN].gst,
 164                                 sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst,
 165                                 sc->encode_element[_MMCAMCORDER_ENCSINK_AENC].gst,
 166                                 sc->encode_element[_MMCAMCORDER_ENCSINK_SINK].gst,
 167                                 NULL);
 168                         if (!ret) {
 169                                 err = MM_ERROR_CAMCORDER_GST_LINK;
 170                                 goto pipeline_creation_error;
 171                         }
 172                 } else {
 173                         gst_bin_add_many(GST_BIN(sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst),
 174                                 sc->encode_element[_MMCAMCORDER_AUDIOSRC_BIN].gst,
 175                                 sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst,
 176                                 sc->encode_element[_MMCAMCORDER_ENCSINK_CONV].gst,
 177                                 sc->encode_element[_MMCAMCORDER_ENCSINK_AENC].gst,
 178                                 sc->encode_element[_MMCAMCORDER_ENCSINK_SINK].gst,
 179                                 NULL);
 180
 181                         ret = _MM_GST_ELEMENT_LINK_MANY(sc->encode_element[_MMCAMCORDER_AUDIOSRC_BIN].gst,
 182                                 sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst,
 183                                 sc->encode_element[_MMCAMCORDER_ENCSINK_CONV].gst,
 184                                 sc->encode_element[_MMCAMCORDER_ENCSINK_AENC].gst,
 185                                 sc->encode_element[_MMCAMCORDER_ENCSINK_SINK].gst,
 186                                 NULL);
 187                         if (!ret) {
 188                                 err = MM_ERROR_CAMCORDER_GST_LINK;
 189                                 goto pipeline_creation_error;
 190                         }
 191                 }
 192         }
 193
 194         /* set data probe function */
 195         srcpad = gst_element_get_static_pad(sc->encode_element[_MMCAMCORDER_AUDIOSRC_SRC].gst, "src");
 196         MMCAMCORDER_ADD_BUFFER_PROBE(srcpad, _MMCAMCORDER_HANDLER_AUDIOREC,
 197                 __mmcamcorder_audio_dataprobe_voicerecorder, hcamcorder);
 198         gst_object_unref(srcpad);
 199         srcpad = NULL;
 200
 201         srcpad = gst_element_get_static_pad(sc->encode_element[_MMCAMCORDER_ENCSINK_AENC].gst, "src");
 202         MMCAMCORDER_ADD_BUFFER_PROBE(srcpad, _MMCAMCORDER_HANDLER_AUDIOREC,
 203                 __mmcamcorder_audio_dataprobe_record, hcamcorder);
 204         gst_object_unref(srcpad);
 205         srcpad = NULL;
 206
 207         bus = gst_pipeline_get_bus(GST_PIPELINE(sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst));
 208
 209         /* register message callback  */
 210         hcamcorder->pipeline_cb_event_id = gst_bus_add_watch(bus, (GstBusFunc)_mmcamcorder_pipeline_cb_message, hcamcorder);
 211
 212         /* set sync callback */
 213         gst_bus_set_sync_handler(bus, _mmcamcorder_encode_pipeline_bus_sync_callback, hcamcorder, NULL);
 214
 215         gst_object_unref(bus);
 216         bus = NULL;
 217
 218         if (element_list) {
 219                 g_list_free(element_list);
 220                 element_list = NULL;
 221         }
 222
 223         return MM_ERROR_NONE;
 224
 225 pipeline_creation_error:
 226         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_ENCODE_MAIN_PIPE);
 227         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_AUDIOSRC_BIN);
 228         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_ENCSINK_AQUE);
 229         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_ENCSINK_CONV);
 230         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_ENCSINK_AENC);
 231         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_ENCSINK_SINK);
 232         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_ENCSINK_BIN);
 233
 234         if (element_list) {
 235                 g_list_free(element_list);
 236                 element_list = NULL;
 237         }
 238
 239         return err;
 240 }
 241
 242
 243 int
 244 _mmcamcorder_create_audio_pipeline(MMHandleType handle)
 245 {
 246         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 247         _MMCamcorderSubContext *sc = NULL;
 248
 249         mmf_return_val_if_fail(hcamcorder, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 250         sc = MMF_CAMCORDER_SUBCONTEXT(handle);
 251
 252         mmf_return_val_if_fail(sc, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 253
 254         return __mmcamcorder_create_audiop_with_encodebin(handle);
 255 }
 256
 257
 258 /**
 259  * This function destroy audio pipeline.
 260  *
 261  * @param[in]   handle          Handle of camcorder.
 262  * @return      void
 263  * @remarks
 264  * @see         _mmcamcorder_destroy_pipeline()
 265  *
 266  */
 267 void
 268 _mmcamcorder_destroy_audio_pipeline(MMHandleType handle)
 269 {
 270         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 271         _MMCamcorderSubContext *sc = NULL;
 272         _MMCamcorderAudioInfo *info = NULL;
 273         mmf_return_if_fail(hcamcorder);
 274         sc = MMF_CAMCORDER_SUBCONTEXT(handle);
 275
 276         mmf_return_if_fail(sc && sc->info_audio);
 277         mmf_return_if_fail(sc->element);
 278
 279         info = sc->info_audio;
 280
 281         _mmcam_dbg_log("start");
 282
 283         if (sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst) {
 284                 _mmcam_dbg_warn("release audio pipeline");
 285
 286                 _mmcamcorder_gst_set_state(handle, sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst, GST_STATE_NULL);
 287
 288                 _mmcamcorder_remove_all_handlers((MMHandleType)hcamcorder, _MMCAMCORDER_HANDLER_CATEGORY_ALL);
 289
 290                 if (info->bMuxing) {
 291                         GstPad *reqpad = NULL;
 292                         /* FIXME:
 293                             Release request pad
 294                             The ref_count of mux is always # of streams in here, i don't know why it happens.
 295                             So, i unref the mux manually
 296                         */
 297                         reqpad = gst_element_get_static_pad(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, "audio");
 298                         gst_element_release_request_pad(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, reqpad);
 299                         gst_object_unref(reqpad);
 300
 301                         if (GST_IS_ELEMENT(sc->encode_element[_MMCAMCORDER_ENCSINK_MUX].gst) &&
 302                            GST_OBJECT_REFCOUNT(sc->encode_element[_MMCAMCORDER_ENCSINK_MUX].gst) > 1) {
 303                                 gst_object_unref(sc->encode_element[_MMCAMCORDER_ENCSINK_MUX].gst);
 304                         }
 305                 }
 306                 gst_object_unref(sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst);
 307         }
 308
 309         _mmcam_dbg_log("done");
 310
 311         return;
 312 }
 313
 314
 315 /**
 316  * This function operates each command on audio mode.
 317  *
 318  * @param       c               [in]    Handle of camcorder context.
 319  * @param       command [in]    command type received from Multimedia Framework.
 320  *
 321  * @return      This function returns MM_ERROR_NONE on success, or the other values
 322  *                      on error.
 323  * @remark
 324  * @see         _mmcamcorder_set_functions()
 325  *
 326  */
 327  /* ADDED BY SISO */
 328
 329
 330 void* _MMCamcorderStartHelperFunc(void *handle)
 331 {
 332         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 333         _mmcamcorder_set_state((MMHandleType)hcamcorder, hcamcorder->target_state);
 334
 335         return NULL;
 336 }
 337
 338 void* _MMCamcorderStopHelperFunc(void *handle)
 339 {
 340         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 341         _mmcamcorder_set_state((MMHandleType)hcamcorder, hcamcorder->target_state);
 342
 343         return NULL;
 344 }
 345
 346
 347 int
 348 _mmcamcorder_audio_command(MMHandleType handle, int command)
 349 {
 350         int cmd = command;
 351         int ret = MM_ERROR_NONE;
 352         int err = 0;
 353         guint64 free_space = 0;
 354         char *err_attr_name = NULL;
 355
 356         GstElement *pipeline = NULL;
 357         GstElement *audioSrc = NULL;
 358
 359         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 360         _MMCamcorderSubContext *sc = NULL;
 361         _MMCamcorderAudioInfo *info = NULL;
 362
 363         mmf_return_val_if_fail(hcamcorder, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 364         sc = MMF_CAMCORDER_SUBCONTEXT(handle);
 365
 366         mmf_return_val_if_fail(sc, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 367         mmf_return_val_if_fail(sc->element, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 368         mmf_return_val_if_fail(sc->info_audio, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 369         pipeline = sc->element[_MMCAMCORDER_MAIN_PIPE].gst;
 370         info = sc->info_audio;
 371
 372         _mmcam_dbg_log("");
 373
 374         pipeline = sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst;
 375         audioSrc = sc->encode_element[_MMCAMCORDER_AUDIOSRC_SRC].gst;
 376         switch (cmd) {
 377         case _MMCamcorder_CMD_RECORD:
 378                 /* check status for resume case */
 379                 if (_mmcamcorder_get_state((MMHandleType)hcamcorder) != MM_CAMCORDER_STATE_PAUSED) {
 380                         guint imax_size = 0;
 381                         guint imax_time = 0;
 382                         char *temp_filename = NULL;
 383                         char *dir_name = NULL;
 384                         int file_system_type = 0;
 385                         int filename_length = 0;
 386                         int root_directory_length = 0;
 387
 388                         if (sc->pipeline_time)
 389                                 gst_element_set_start_time(pipeline, sc->pipeline_time);
 390
 391                         sc->pipeline_time = RESET_PAUSE_TIME;
 392
 393                         ret = mm_camcorder_get_attributes(handle, &err_attr_name,
 394                                 MMCAM_TARGET_MAX_SIZE, &imax_size,
 395                                 MMCAM_TARGET_TIME_LIMIT, &imax_time,
 396                                 MMCAM_FILE_FORMAT, &(info->fileformat),
 397                                 MMCAM_TARGET_FILENAME, &temp_filename, &filename_length,
 398                                 MMCAM_ROOT_DIRECTORY, &hcamcorder->root_directory, &root_directory_length,
 399                                 NULL);
 400                         if (ret != MM_ERROR_NONE) {
 401                                 _mmcam_dbg_warn("failed to get attribute. (%s:%x)", err_attr_name, ret);
 402                                 SAFE_FREE(err_attr_name);
 403                                 goto _ERR_CAMCORDER_AUDIO_COMMAND;
 404                         }
 405
 406                         if (temp_filename == NULL) {
 407                                 _mmcam_dbg_err("filename is not set");
 408                                 ret = MM_ERROR_CAMCORDER_INVALID_ARGUMENT;
 409                                 goto _ERR_CAMCORDER_AUDIO_COMMAND;
 410                         }
 411
 412                         info->filename = g_strdup(temp_filename);
 413                         if (!info->filename) {
 414                                 _mmcam_dbg_err("STRDUP was failed");
 415                                 goto _ERR_CAMCORDER_AUDIO_COMMAND;
 416                         }
 417
 418                         _mmcam_dbg_log("Record start : set file name using attribute - %s\n ", info->filename);
 419
 420                         MMCAMCORDER_G_OBJECT_SET_POINTER(sc->encode_element[_MMCAMCORDER_ENCSINK_SINK].gst, "location", info->filename);
 421
 422                         sc->ferror_send = FALSE;
 423                         sc->ferror_count = 0;
 424                         sc->bget_eos = FALSE;
 425                         info->filesize = 0;
 426
 427                         /* set max size */
 428                         if (imax_size <= 0)
 429                                 info->max_size = 0; /* do not check */
 430                         else
 431                                 info->max_size = ((guint64)imax_size) << 10; /* to byte */
 432
 433                         /* set max time */
 434                         if (imax_time <= 0)
 435                                 info->max_time = 0; /* do not check */
 436                         else
 437                                 info->max_time = ((guint64)imax_time) * 1000; /* to millisecond */
 438
 439                         /* TODO : check free space before recording start */
 440                         dir_name = g_path_get_dirname(info->filename);
 441                         if (dir_name) {
 442                                 err = _mmcamcorder_get_freespace(dir_name, hcamcorder->root_directory, &free_space);
 443
 444                                 _mmcam_dbg_warn("current space - %s [%" G_GUINT64_FORMAT "]", dir_name, free_space);
 445
 446                                 if (_mmcamcorder_get_file_system_type(dir_name, &file_system_type) == 0) {
 447                                         /* MSDOS_SUPER_MAGIC : 0x4d44 */
 448                                         if (file_system_type == MSDOS_SUPER_MAGIC &&
 449                                             (info->max_size == 0 || info->max_size > FAT32_FILE_SYSTEM_MAX_SIZE)) {
 450                                                 _mmcam_dbg_warn("FAT32 and too large max[%"G_GUINT64_FORMAT"], set max as %"G_GUINT64_FORMAT,
 451                                                         info->max_size, FAT32_FILE_SYSTEM_MAX_SIZE);
 452                                                 info->max_size = FAT32_FILE_SYSTEM_MAX_SIZE;
 453                                         } else {
 454                                                 _mmcam_dbg_warn("file system 0x%x, max size %"G_GUINT64_FORMAT,
 455                                                                                 file_system_type, info->max_size);
 456                                         }
 457                                 } else {
 458                                         _mmcam_dbg_warn("_mmcamcorder_get_file_system_type failed");
 459                                 }
 460
 461                                 g_free(dir_name);
 462                                 dir_name = NULL;
 463                         } else {
 464                                 _mmcam_dbg_err("failed to get directory name");
 465                                 err = -1;
 466                         }
 467
 468                         if ((err == -1) || free_space <= (_MMCAMCORDER_AUDIO_MINIMUM_SPACE+(5*1024))) {
 469                                 _mmcam_dbg_err("OUT of STORAGE [err:%d or free space [%" G_GUINT64_FORMAT "] is smaller than [%d]",
 470                                         err, free_space, (_MMCAMCORDER_AUDIO_MINIMUM_SPACE+(5*1024)));
 471                                 return MM_ERROR_OUT_OF_STORAGE;
 472                         }
 473                 }
 474
 475                 ret = _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_PLAYING);
 476                 if (ret != MM_ERROR_NONE)
 477                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 478
 479                 break;
 480
 481         case _MMCamcorder_CMD_PAUSE:
 482         {
 483                 GstClock *pipe_clock = NULL;
 484                 int count = 0;
 485
 486                 if (info->b_commiting) {
 487                         _mmcam_dbg_warn("now on commiting previous file!!(cmd : %d)", cmd);
 488                         return MM_ERROR_CAMCORDER_CMD_IS_RUNNING;
 489                 }
 490
 491                 for (count = 0 ; count <= _MMCAMCORDER_RETRIAL_COUNT ; count++) {
 492                         if (info->filesize > 0) {
 493                                 break;
 494                         } else if (count == _MMCAMCORDER_RETRIAL_COUNT) {
 495                                 _mmcam_dbg_err("Pause fail, wait 200 ms, but file size is %lld",
 496                                         info->filesize);
 497                                 return MM_ERROR_CAMCORDER_INVALID_CONDITION;
 498                         } else {
 499                                 _mmcam_dbg_warn("Wait for enough audio frame, retry count[%d], file size is %lld",
 500                                         count, info->filesize);
 501                         }
 502                         usleep(_MMCAMCORDER_FRAME_WAIT_TIME);
 503                 }
 504
 505                 ret = _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_PAUSED);
 506                 if (ret != MM_ERROR_NONE)
 507                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 508
 509                 /* FIXME: consider delay. */
 510                 pipe_clock = gst_pipeline_get_clock(GST_PIPELINE(pipeline));
 511                 sc->pipeline_time = gst_clock_get_time(pipe_clock) - gst_element_get_base_time(GST_ELEMENT(pipeline));
 512                 break;
 513         }
 514
 515         case _MMCamcorder_CMD_CANCEL:
 516                 if (info->b_commiting) {
 517                         _mmcam_dbg_warn("now on commiting previous file!!(cmd : %d)", cmd);
 518                         return MM_ERROR_CAMCORDER_CMD_IS_RUNNING;
 519                 }
 520
 521                 ret = _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_READY);
 522                 if (ret != MM_ERROR_NONE)
 523                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 524
 525                 if (info->bMuxing) {
 526                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, "block", FALSE);
 527                 } else {
 528                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst, "empty-buffers", FALSE);
 529                 }
 530
 531                 _mmcamcorder_gst_set_state(handle, sc->encode_element[_MMCAMCORDER_ENCSINK_SINK].gst, GST_STATE_NULL);
 532
 533                 sc->pipeline_time = 0;
 534                 sc->pause_time = 0;
 535                 sc->isMaxsizePausing = FALSE;
 536                 sc->isMaxtimePausing = FALSE;
 537
 538                 if (info->filename) {
 539                         _mmcam_dbg_log("file delete(%s)", info->filename);
 540                         unlink(info->filename);
 541                         SAFE_G_FREE(info->filename);
 542                 }
 543                 break;
 544
 545         case _MMCamcorder_CMD_COMMIT:
 546         {
 547                 int count = 0;
 548
 549                 _mmcam_dbg_log("_MMCamcorder_CMD_COMMIT");
 550
 551                 if (info->b_commiting) {
 552                         _mmcam_dbg_warn("now on commiting previous file!!(cmd : %d)", cmd);
 553                         return MM_ERROR_CAMCORDER_CMD_IS_RUNNING;
 554                 } else {
 555                         _mmcam_dbg_log("_MMCamcorder_CMD_COMMIT : start");
 556                         info->b_commiting = TRUE;
 557                 }
 558
 559                 for (count = 0 ; count <= _MMCAMCORDER_RETRIAL_COUNT ; count++) {
 560                         if (info->filesize > 0) {
 561                                 break;
 562                         } else if (count == _MMCAMCORDER_RETRIAL_COUNT) {
 563                                 _mmcam_dbg_err("Commit fail, waited 200 ms, but file size is %lld", info->filesize);
 564                                         info->b_commiting = FALSE;
 565                                 return MM_ERROR_CAMCORDER_INVALID_CONDITION;
 566                         } else {
 567                                 _mmcam_dbg_warn("Waiting for enough audio frame, re-count[%d], file size is %lld",
 568                                         count, info->filesize);
 569                         }
 570                         usleep(_MMCAMCORDER_FRAME_WAIT_TIME);
 571                 }
 572
 573                 if (audioSrc) {
 574                         if (gst_element_send_event(audioSrc, gst_event_new_eos()) == FALSE) {
 575                                 _mmcam_dbg_err("send EOS failed");
 576                                 info->b_commiting = FALSE;
 577                                 ret = MM_ERROR_CAMCORDER_INTERNAL;
 578                                 goto _ERR_CAMCORDER_AUDIO_COMMAND;
 579                         }
 580
 581                         _mmcam_dbg_log("send EOS done");
 582
 583                         /* for pause -> commit case */
 584                         if (_mmcamcorder_get_state((MMHandleType)hcamcorder) == MM_CAMCORDER_STATE_PAUSED) {
 585                                 ret = _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_PLAYING);
 586                                 if (ret != MM_ERROR_NONE) {
 587                                         info->b_commiting = FALSE;
 588                                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 589                                 }
 590                         }
 591                 } else {
 592                         _mmcam_dbg_err("No audio stream source");
 593                         info->b_commiting = FALSE;
 594                         ret = MM_ERROR_CAMCORDER_INTERNAL;
 595                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 596                 }
 597
 598                 /* wait until finishing EOS */
 599                 _mmcam_dbg_log("Start to wait EOS");
 600                 if ((ret = _mmcamcorder_get_eos_message(handle)) != MM_ERROR_NONE) {
 601                         info->b_commiting = FALSE;
 602                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 603                 }
 604                 break;
 605         }
 606
 607         case _MMCamcorder_CMD_PREVIEW_START:
 608                 /*MM_CAMCORDER_START_CHANGE_STATE;*/
 609                 break;
 610
 611         case _MMCamcorder_CMD_PREVIEW_STOP:
 612                 /*MM_CAMCORDER_STOP_CHANGE_STATE;*/
 613                 /*void*/
 614                 break;
 615
 616         default:
 617                 ret = MM_ERROR_CAMCORDER_INVALID_ARGUMENT;
 618                 break;
 619         }
 620
 621 _ERR_CAMCORDER_AUDIO_COMMAND:
 622         return ret;
 623 }
 624
 625 int _mmcamcorder_audio_handle_eos(MMHandleType handle)
 626 {
 627         int err = MM_ERROR_NONE;
 628         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 629         _MMCamcorderSubContext *sc = NULL;
 630         _MMCamcorderAudioInfo *info = NULL;
 631         GstElement *pipeline = NULL;
 632         _MMCamcorderMsgItem msg;
 633         MMCamRecordingReport * report;
 634
 635         mmf_return_val_if_fail(hcamcorder, FALSE);
 636         sc = MMF_CAMCORDER_SUBCONTEXT(handle);
 637
 638         mmf_return_val_if_fail(sc, FALSE);
 639         mmf_return_val_if_fail(sc->info_audio, FALSE);
 640
 641         _mmcam_dbg_err("");
 642
 643         info = sc->info_audio;
 644
 645         pipeline = sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst;
 646
 647         err = _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_READY);
 648         if (err != MM_ERROR_NONE)
 649                 _mmcam_dbg_warn("Failed:_MMCamcorder_CMD_COMMIT:GST_STATE_READY. err[%x]", err);
 650
 651         /* Send recording report message to application */
 652         msg.id = MM_MESSAGE_CAMCORDER_AUDIO_CAPTURED;
 653         report = (MMCamRecordingReport*) g_malloc(sizeof(MMCamRecordingReport));
 654         if (!report) {
 655                 _mmcam_dbg_err("Recording report fail(%s). Out of memory.", info->filename);
 656                 return FALSE;
 657         }
 658
 659 /* START TAG HERE */
 660         /* MM_AUDIO_CODEC_AAC + MM_FILE_FORMAT_MP4 */
 661         if (info->fileformat == MM_FILE_FORMAT_3GP || info->fileformat == MM_FILE_FORMAT_MP4)
 662                 __mmcamcorder_audio_add_metadata_info_m4a(handle);
 663 /* END TAG HERE */
 664
 665         report->recording_filename = g_strdup(info->filename);
 666         msg.param.data = report;
 667
 668         _mmcamcorder_send_message(handle, &msg);
 669
 670         if (info->bMuxing) {
 671                 MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, "block", FALSE);
 672         } else {
 673                 MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst, "empty-buffers", FALSE);
 674         }
 675
 676         _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_NULL);
 677
 678         sc->pipeline_time = 0;
 679         sc->pause_time = 0;
 680         sc->isMaxsizePausing = FALSE;
 681         sc->isMaxtimePausing = FALSE;
 682
 683         SAFE_G_FREE(info->filename);
 684
 685         _mmcam_dbg_err("_MMCamcorder_CMD_COMMIT : end");
 686
 687         info->b_commiting = FALSE;
 688
 689         return TRUE;
 690 }
 691
 692
 693 static float
 694 __mmcamcorder_get_decibel(unsigned char* raw, int size, MMCamcorderAudioFormat format)
 695 {
 696         #define MAX_AMPLITUDE_MEAN_16BIT (23170.115738161934)
 697         #define MAX_AMPLITUDE_MEAN_08BIT (89.803909382810)
 698         #define DEFAULT_DECIBEL          (-80.0)
 699
 700         int i = 0;
 701         int depthByte = 0;
 702         int count = 0;
 703
 704         short* pcm16 = 0;
 705         char* pcm8 = 0;
 706
 707         float db = DEFAULT_DECIBEL;
 708         float rms = 0.0;
 709         unsigned long long square_sum = 0;
 710
 711         if (format == MM_CAMCORDER_AUDIO_FORMAT_PCM_S16_LE)
 712                 depthByte = 2;
 713         else            /*MM_CAMCORDER_AUDIO_FORMAT_PCM_U8*/
 714                 depthByte = 1;
 715
 716         for ( ; i < size ; i += (depthByte<<1)) {
 717                 if (depthByte == 1) {
 718                         pcm8 = (char *)(raw + i);
 719                         square_sum += (*pcm8) * (*pcm8);
 720                 } else { /*2byte*/
 721                         pcm16 = (short*)(raw + i);
 722                         square_sum += (*pcm16) * (*pcm16);
 723                 }
 724
 725                 count++;
 726         }
 727
 728         if (count > 0) {
 729                 rms = sqrt((double)square_sum/(double)count);
 730
 731                 if (depthByte == 1)
 732                         db = 20 * log10(rms/MAX_AMPLITUDE_MEAN_08BIT);
 733                 else
 734                         db = 20 * log10(rms/MAX_AMPLITUDE_MEAN_16BIT);
 735         }
 736
 737         /*
 738         _mmcam_dbg_log("size[%d],depthByte[%d],count[%d],rms[%f],db[%f]",
 739                                         size, depthByte, count, rms, db);
 740         */
 741
 742         return db;
 743 }
 744
 745
 746 static GstPadProbeReturn __mmcamcorder_audio_dataprobe_voicerecorder(GstPad *pad, GstPadProbeInfo *info, gpointer u_data)
 747 {
 748         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(u_data);
 749         double volume = 0.0;
 750         int format = 0;
 751         int channel = 0;
 752         float curdcb = 0.0;
 753         _MMCamcorderMsgItem msg;
 754         int err = MM_ERROR_UNKNOWN;
 755         char *err_name = NULL;
 756         GstBuffer *buffer = GST_PAD_PROBE_INFO_BUFFER(info);
 757         GstMapInfo mapinfo;
 758
 759         mmf_return_val_if_fail(hcamcorder, GST_PAD_PROBE_OK);
 760
 761         memset(&mapinfo, 0x0, sizeof(GstMapInfo));
 762
 763         /* Set volume to audio input */
 764         err = mm_camcorder_get_attributes((MMHandleType)hcamcorder, &err_name,
 765                 MMCAM_AUDIO_VOLUME, &volume,
 766                 MMCAM_AUDIO_FORMAT, &format,
 767                 MMCAM_AUDIO_CHANNEL, &channel,
 768                 NULL);
 769
 770         if (err < 0) {
 771                 _mmcam_dbg_warn("Get attrs fail. (%s:%x)", err_name, err);
 772                 SAFE_FREE(err_name);
 773                 return err;
 774         }
 775
 776         gst_buffer_map(buffer, &mapinfo, GST_MAP_READWRITE);
 777
 778         if (volume == 0)
 779                 memset(mapinfo.data, 0, mapinfo.size);
 780
 781         /* Get current volume level of real input stream */
 782         curdcb = __mmcamcorder_get_decibel(mapinfo.data, mapinfo.size, format);
 783
 784         msg.id = MM_MESSAGE_CAMCORDER_CURRENT_VOLUME;
 785         msg.param.rec_volume_dB = curdcb;
 786         _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 787
 788         /* CALL audio stream callback */
 789         if ((hcamcorder->astream_cb) && buffer && mapinfo.data && mapinfo.size > 0) {
 790                 MMCamcorderAudioStreamDataType stream;
 791
 792                 if (_mmcamcorder_get_state((MMHandleType)hcamcorder) < MM_CAMCORDER_STATE_PREPARE) {
 793                         _mmcam_dbg_warn("Not ready for stream callback");
 794                         gst_buffer_unmap(buffer, &mapinfo);
 795                         return GST_PAD_PROBE_OK;
 796                 }
 797
 798                 /*
 799                 _mmcam_dbg_log("Call audio steramCb, data[%p], format[%d], channel[%d], length[%d], volume_dB[%f]",
 800                         GST_BUFFER_DATA(buffer), format, channel, GST_BUFFER_SIZE(buffer), curdcb);
 801                 */
 802
 803                 stream.data = (void *)mapinfo.data;
 804                 stream.format = format;
 805                 stream.channel = channel;
 806                 stream.length = mapinfo.size;
 807                 stream.timestamp = (unsigned int)(GST_BUFFER_PTS(buffer)/1000000);      /* nano -> msecond */
 808                 stream.volume_dB = curdcb;
 809
 810                 _MMCAMCORDER_LOCK_ASTREAM_CALLBACK(hcamcorder);
 811
 812                 if (hcamcorder->astream_cb)
 813                         hcamcorder->astream_cb(&stream, hcamcorder->astream_cb_param);
 814
 815                 _MMCAMCORDER_UNLOCK_ASTREAM_CALLBACK(hcamcorder);
 816         }
 817
 818         gst_buffer_unmap(buffer, &mapinfo);
 819         return GST_PAD_PROBE_OK;
 820 }
 821
 822
 823 static GstPadProbeReturn __mmcamcorder_audio_dataprobe_record(GstPad *pad, GstPadProbeInfo *info, gpointer u_data)
 824 {
 825         static int count = 0;
 826         guint64 rec_pipe_time = 0;
 827         guint64 free_space = 0;
 828         guint64 buffer_size = 0;
 829         guint64 trailer_size = 0;
 830         char *filename = NULL;
 831         unsigned long long remained_time = 0;
 832         int get_trailer_size = 0;
 833
 834         _MMCamcorderSubContext *sc = NULL;
 835         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(u_data);
 836         _MMCamcorderAudioInfo *audioinfo = NULL;
 837         _MMCamcorderMsgItem msg;
 838         GstBuffer *buffer = GST_PAD_PROBE_INFO_BUFFER(info);
 839
 840         mmf_return_val_if_fail(hcamcorder, GST_PAD_PROBE_DROP);
 841         mmf_return_val_if_fail(buffer, GST_PAD_PROBE_DROP);
 842
 843         sc = MMF_CAMCORDER_SUBCONTEXT(hcamcorder);
 844         mmf_return_val_if_fail(sc && sc->info_audio, GST_PAD_PROBE_DROP);
 845         audioinfo = sc->info_audio;
 846
 847         if (sc->isMaxtimePausing || sc->isMaxsizePausing) {
 848                 _mmcam_dbg_warn("isMaxtimePausing[%d],isMaxsizePausing[%d]",
 849                         sc->isMaxtimePausing, sc->isMaxsizePausing);
 850                 return GST_PAD_PROBE_DROP;
 851         }
 852
 853         buffer_size = gst_buffer_get_size(buffer);
 854
 855         if (audioinfo->filesize == 0) {
 856                 if (audioinfo->fileformat == MM_FILE_FORMAT_WAV)
 857                         audioinfo->filesize += 44; /* wave header size */
 858                 else if (audioinfo->fileformat == MM_FILE_FORMAT_AMR)
 859                         audioinfo->filesize += 6; /* amr header size */
 860
 861                 audioinfo->filesize += buffer_size;
 862                 return GST_PAD_PROBE_OK;
 863         }
 864
 865         if (sc->ferror_send) {
 866                 _mmcam_dbg_warn("file write error, drop frames");
 867                 return GST_PAD_PROBE_DROP;
 868         }
 869
 870         /* get trailer size */
 871         get_trailer_size = (
 872                 audioinfo->fileformat == MM_FILE_FORMAT_3GP ||
 873                 audioinfo->fileformat == MM_FILE_FORMAT_MP4 ||
 874                 audioinfo->fileformat == MM_FILE_FORMAT_AAC) ? TRUE : FALSE;
 875         if (get_trailer_size) {
 876                 MMCAMCORDER_G_OBJECT_GET(sc->encode_element[_MMCAMCORDER_ENCSINK_MUX].gst, "expected-trailer-size", &trailer_size);
 877                 /*_mmcam_dbg_log("trailer_size %d", trailer_size);*/
 878         } else {
 879                 trailer_size = 0; /* no trailer */
 880         }
 881
 882         filename = audioinfo->filename;
 883
 884         /* to minimizing free space check overhead */
 885         count = count % _MMCAMCORDER_FREE_SPACE_CHECK_INTERVAL;
 886         if (count++ == 0) {
 887                 char *dir_name = g_path_get_dirname(filename);
 888                 gint free_space_ret = 0;
 889
 890                 if (dir_name) {
 891                         free_space_ret = _mmcamcorder_get_freespace(dir_name, hcamcorder->root_directory, &free_space);
 892                         g_free(dir_name);
 893                         dir_name = NULL;
 894                 } else {
 895                         _mmcam_dbg_err("failed to get dir name from [%s]", filename);
 896                         free_space_ret = -1;
 897                 }
 898
 899                 /*_mmcam_dbg_log("check free space for recording");*/
 900
 901                 switch (free_space_ret) {
 902                 case -2: /* file not exist */
 903                 case -1: /* failed to get free space */
 904                         _mmcam_dbg_err("Error occured. [%d]", free_space_ret);
 905                         if (sc->ferror_count == 2 && sc->ferror_send == FALSE) {
 906                                 sc->ferror_send = TRUE;
 907                                 msg.id = MM_MESSAGE_CAMCORDER_ERROR;
 908                                 if (free_space_ret == -2)
 909                                         msg.param.code = MM_ERROR_FILE_NOT_FOUND;
 910                                 else
 911                                         msg.param.code = MM_ERROR_FILE_READ;
 912
 913                                 _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 914                         } else {
 915                                 sc->ferror_count++;
 916                         }
 917
 918                         return GST_PAD_PROBE_DROP; /* skip this buffer */
 919
 920                 default: /* succeeded to get free space */
 921                         /* check free space for recording */
 922                         if (free_space < (guint64)(_MMCAMCORDER_AUDIO_MINIMUM_SPACE + buffer_size + trailer_size)) {
 923                                 _mmcam_dbg_warn("No more space for recording!!!");
 924                                 _mmcam_dbg_warn("Free Space : [%" G_GUINT64_FORMAT "], file size : [%" G_GUINT64_FORMAT "]",
 925                                         free_space, audioinfo->filesize);
 926
 927                                 if (audioinfo->bMuxing) {
 928                                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, "block", TRUE);
 929                                 } else {
 930                                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst, "empty-buffers", TRUE);
 931                                 }
 932
 933                                 sc->isMaxsizePausing = TRUE;
 934                                 msg.id = MM_MESSAGE_CAMCORDER_NO_FREE_SPACE;
 935                                 _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 936
 937                                 return GST_PAD_PROBE_DROP; /* skip this buffer */
 938                         }
 939                         break;
 940                 }
 941         }
 942
 943         if (!GST_CLOCK_TIME_IS_VALID(GST_BUFFER_PTS(buffer))) {
 944                 _mmcam_dbg_err("Buffer timestamp is invalid, check it");
 945                 return GST_PAD_PROBE_DROP;
 946         }
 947
 948         rec_pipe_time = GST_TIME_AS_MSECONDS(GST_BUFFER_PTS(buffer));
 949
 950         /* calculate remained time can be recorded */
 951         if (audioinfo->max_time > 0 && audioinfo->max_time < (remained_time + rec_pipe_time)) {
 952                 remained_time = audioinfo->max_time - rec_pipe_time;
 953         } else if (audioinfo->max_size > 0) {
 954                 long double max_size = (long double)audioinfo->max_size;
 955                 long double current_size = (long double)(audioinfo->filesize + buffer_size + trailer_size);
 956
 957                 remained_time = (unsigned long long)((long double)rec_pipe_time * (max_size/current_size)) - rec_pipe_time;
 958         }
 959
 960         /*_mmcam_dbg_log("remained time : %u", remained_time);*/
 961
 962         /* check max size of recorded file */
 963         if (audioinfo->max_size > 0 &&
 964                         audioinfo->max_size < audioinfo->filesize + buffer_size + trailer_size + _MMCAMCORDER_MMS_MARGIN_SPACE) {
 965                 _mmcam_dbg_warn("Max size!!! Recording is paused.");
 966                 _mmcam_dbg_warn("Max [%" G_GUINT64_FORMAT "], file [%" G_GUINT64_FORMAT "], trailer : [%" G_GUINT64_FORMAT "]", \
 967                         audioinfo->max_size, audioinfo->filesize, trailer_size);
 968
 969                 /* just same as pause status. After blocking two queue, this function will not call again. */
 970                 if (audioinfo->bMuxing) {
 971                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, "block", TRUE);
 972                 } else {
 973                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst, "empty-buffers", TRUE);
 974                 }
 975
 976                 msg.id = MM_MESSAGE_CAMCORDER_RECORDING_STATUS;
 977                 msg.param.recording_status.elapsed = (unsigned long long)rec_pipe_time;
 978                 msg.param.recording_status.filesize = (unsigned long long)((audioinfo->filesize + trailer_size) >> 10);
 979                 msg.param.recording_status.remained_time = 0;
 980                 _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 981
 982                 _mmcam_dbg_warn("Last filesize sent by message : %d", audioinfo->filesize + trailer_size);
 983
 984                 sc->isMaxsizePausing = TRUE;
 985                 msg.id = MM_MESSAGE_CAMCORDER_MAX_SIZE;
 986                 _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 987
 988                 /* skip this buffer */
 989                 return GST_PAD_PROBE_DROP;
 990         }
 991
 992         /* check recording time limit and send recording status message */
 993         if (audioinfo->max_time > 0 && rec_pipe_time > audioinfo->max_time) {
 994                 _mmcam_dbg_warn("Current time : [%" G_GUINT64_FORMAT "], Maximum time : [%" G_GUINT64_FORMAT "]", \
 995                         rec_pipe_time, audioinfo->max_time);
 996
 997                 if (audioinfo->bMuxing) {
 998                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, "block", TRUE);
 999                 } else {
1000                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst, "empty-buffers", TRUE);
1001                 }
1002
1003                 sc->isMaxtimePausing = TRUE;
1004                 msg.id = MM_MESSAGE_CAMCORDER_TIME_LIMIT;
1005                 _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
1006
1007                 /* skip this buffer */
1008                 return GST_PAD_PROBE_DROP;
1009         }
1010
1011         /* send message for recording time and recorded file size */
1012         if (audioinfo->b_commiting == FALSE) {
1013                 audioinfo->filesize += buffer_size;
1014
1015                 msg.id = MM_MESSAGE_CAMCORDER_RECORDING_STATUS;
1016                 msg.param.recording_status.elapsed = (unsigned long long)rec_pipe_time;
1017                 msg.param.recording_status.filesize = (unsigned long long)((audioinfo->filesize + trailer_size) >> 10);
1018                 msg.param.recording_status.remained_time = remained_time;
1019                 _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
1020
1021                 return GST_PAD_PROBE_OK;
1022         } else {
1023                 /* skip this buffer if commit process has been started */
1024                 return GST_PAD_PROBE_DROP;
1025         }
1026 }
1027
1028 /* START TAG HERE */
1029 static gboolean __mmcamcorder_audio_add_metadata_info_m4a(MMHandleType handle)
1030 {
1031         FILE *f = NULL;
1032         guchar buf[4];
1033         guint64 udta_size = 0;
1034         gint64 current_pos = 0;
1035         gint64 moov_pos = 0;
1036         gint64 udta_pos = 0;
1037         /* supporting audio geo tag for mobile */
1038         int gps_enable = 0;
1039         gdouble longitude = 0;
1040         gdouble latitude = 0;
1041         gdouble altitude = 0;
1042         _MMCamcorderLocationInfo geo_info = {0, 0, 0};
1043         _MMCamcorderLocationInfo loc_info = {0, 0, 0};
1044
1045         char err_msg[128] = {'\0',};
1046
1047         _MMCamcorderAudioInfo *info = NULL;
1048         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
1049         _MMCamcorderSubContext *sc = NULL;
1050
1051         mmf_return_val_if_fail(hcamcorder, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
1052         sc = MMF_CAMCORDER_SUBCONTEXT(handle);
1053
1054         mmf_return_val_if_fail(sc, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
1055         mmf_return_val_if_fail(sc->info_audio, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
1056
1057         info = sc->info_audio;
1058         mm_camcorder_get_attributes(handle, NULL,
1059                 MMCAM_TAG_GPS_ENABLE, &gps_enable,
1060                 NULL);
1061
1062         if (gps_enable) {
1063                 mm_camcorder_get_attributes(handle, NULL,
1064                         MMCAM_TAG_LATITUDE, &latitude,
1065                         MMCAM_TAG_LONGITUDE, &longitude,
1066                         MMCAM_TAG_ALTITUDE, &altitude,
1067                         NULL);
1068                 loc_info.longitude = _mmcamcorder_double_to_fix(longitude);
1069                 loc_info.latitude = _mmcamcorder_double_to_fix(latitude);
1070                 loc_info.altitude = _mmcamcorder_double_to_fix(altitude);
1071                 geo_info.longitude = longitude *10000;
1072                 geo_info.latitude = latitude *10000;
1073                 geo_info.altitude = altitude *10000;
1074         }
1075
1076         f = fopen64(info->filename, "rb+");
1077         if (f == NULL) {
1078                 strerror_r(errno, err_msg, 128);
1079                 _mmcam_dbg_err("file open failed [%s]", err_msg);
1080                 return FALSE;
1081         }
1082
1083         /* find udta container.
1084            if, there are udta container, write loci box after that
1085            else, make udta container and write loci box. */
1086         if (_mmcamcorder_find_fourcc(f, MMCAM_FOURCC('u', 'd', 't', 'a'), TRUE)) {
1087                 size_t nread = 0;
1088
1089                 _mmcam_dbg_log("find udta container");
1090
1091                 /* read size */
1092                 if (fseek(f, -8L, SEEK_CUR) != 0)
1093                         goto fail;
1094
1095                 udta_pos = ftello(f);
1096                 if (udta_pos < 0)
1097                         goto ftell_fail;
1098
1099                 nread = fread(&buf, sizeof(char), sizeof(buf), f);
1100
1101                 _mmcam_dbg_log("recorded file fread %d", nread);
1102
1103                 udta_size = _mmcamcorder_get_container_size(buf);
1104
1105                 /* goto end of udta and write 'smta' box */
1106                 if (fseek(f, (udta_size-4L), SEEK_CUR) != 0)
1107                         goto fail;
1108
1109                 if (gps_enable) {
1110                         if (!_mmcamcorder_write_loci(f, loc_info))
1111                                 goto fail;
1112
1113                         if (!_mmcamcorder_write_geodata(f, geo_info))
1114                                 goto fail;
1115                 }
1116
1117                 current_pos = ftello(f);
1118                 if (current_pos < 0)
1119                         goto ftell_fail;
1120
1121                 if (!_mmcamcorder_update_size(f, udta_pos, current_pos))
1122                         goto fail;
1123         } else {
1124                 _mmcam_dbg_log("No udta container");
1125                 if (fseek(f, 0, SEEK_END) != 0)
1126                         goto fail;
1127
1128                 if (!_mmcamcorder_write_udta(f, gps_enable, loc_info, geo_info))
1129                         goto fail;
1130         }
1131
1132         /* find moov container.
1133            update moov container size. */
1134         if ((current_pos = ftello(f)) < 0)
1135                 goto ftell_fail;
1136
1137         if (_mmcamcorder_find_fourcc(f, MMCAM_FOURCC('m', 'o', 'o', 'v'), TRUE)) {
1138
1139                 _mmcam_dbg_log("found moov container");
1140                 if (fseek(f, -8L, SEEK_CUR) != 0)
1141                         goto fail;
1142
1143                 moov_pos = ftello(f);
1144                 if (moov_pos < 0)
1145                         goto ftell_fail;
1146
1147                 if (!_mmcamcorder_update_size(f, moov_pos, current_pos))
1148                         goto fail;
1149
1150         } else {
1151                 _mmcam_dbg_err("No 'moov' container");
1152                 goto fail;
1153         }
1154
1155         fclose(f);
1156
1157         return TRUE;
1158
1159 fail:
1160         fclose(f);
1161         return FALSE;
1162
1163 ftell_fail:
1164         _mmcam_dbg_err("ftell() returns negative value.");
1165         fclose(f);
1166         return FALSE;
1167 }
1168
1169 /* END TAG HERE */
1170