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
  34 /*---------------------------------------------------------------------------------------
  35 |    LOCAL VARIABLE DEFINITIONS for internal                                            |
  36 ---------------------------------------------------------------------------------------*/
  37 #define RESET_PAUSE_TIME                        0
  38 #define _MMCAMCORDER_AUDIO_MINIMUM_SPACE        ((100*1024) + (5*1024))
  39 #define _MMCAMCORDER_RETRIAL_COUNT              10
  40 #define _MMCAMCORDER_FRAME_WAIT_TIME            200000 /* micro second */
  41 #define _MMCAMCORDER_FREE_SPACE_CHECK_INTERVAL  10
  42
  43 /*---------------------------------------------------------------------------------------
  44 |    LOCAL FUNCTION PROTOTYPES:                                                         |
  45 ---------------------------------------------------------------------------------------*/
  46 /* STATIC INTERNAL FUNCTION */
  47 static GstPadProbeReturn __mmcamcorder_audio_dataprobe_voicerecorder(GstPad *pad, GstPadProbeInfo *info, gpointer u_data);
  48 static GstPadProbeReturn __mmcamcorder_audio_dataprobe_record(GstPad *pad, GstPadProbeInfo *info, gpointer u_data);
  49 static int __mmcamcorder_create_audiop_with_encodebin(MMHandleType handle);
  50 static gboolean __mmcamcorder_audio_add_metadata_info_m4a(MMHandleType handle);
  51
  52 /*=======================================================================================
  53 |  FUNCTION DEFINITIONS                                                                 |
  54 =======================================================================================*/
  55
  56 /*---------------------------------------------------------------------------------------
  57 |    GLOBAL FUNCTION DEFINITIONS:                                                       |
  58 ---------------------------------------------------------------------------------------*/
  59
  60 static int __mmcamcorder_create_audiop_with_encodebin(MMHandleType handle)
  61 {
  62         int err = MM_ERROR_NONE;
  63         int file_name_len = 0;
  64
  65         char *file_name = NULL;
  66         const char *aenc_name = NULL;
  67         const char *mux_name = NULL;
  68         const char *sink_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         type_element *sink_elem = NULL;
  81
  82         mmf_return_val_if_fail(hcamcorder, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
  83         sc = MMF_CAMCORDER_SUBCONTEXT(handle);
  84
  85         mmf_return_val_if_fail(sc, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
  86         mmf_return_val_if_fail(sc->element, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
  87         mmf_return_val_if_fail(sc->info_audio, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
  88
  89         info = (_MMCamcorderAudioInfo *)sc->info_audio;
  90
  91         _mmcam_dbg_log("");
  92
  93         mux_elem = _mmcamcorder_get_type_element(handle, MM_CAM_FILE_FORMAT);
  94         err = _mmcamcorder_conf_get_value_element_name(mux_elem, &mux_name);
  95
  96         if (!mux_name || !strcmp(mux_name, "wavenc")) {
  97                 /* IF MUX in not chosen then record in raw file */
  98                 _mmcam_dbg_log("Record without muxing.");
  99                 info->bMuxing = FALSE;
 100         } else {
 101                 _mmcam_dbg_log("Record with mux.");
 102                 info->bMuxing = TRUE;
 103         }
 104
 105         /* Create GStreamer pipeline */
 106         _MMCAMCORDER_PIPELINE_MAKE(sc, sc->encode_element, _MMCAMCORDER_ENCODE_MAIN_PIPE, "camcorder_pipeline", err);
 107
 108         err = _mmcamcorder_create_audiosrc_bin(handle);
 109         if (err != MM_ERROR_NONE)
 110                 return err;
 111
 112         if (info->bMuxing) {
 113                 /* Muxing. can use encodebin. */
 114                 err = _mmcamcorder_create_encodesink_bin((MMHandleType)hcamcorder, MM_CAMCORDER_ENCBIN_PROFILE_AUDIO);
 115                 if (err != MM_ERROR_NONE)
 116                         return err;
 117
 118                 /* Add and link elements */
 119                 gst_bin_add_many(GST_BIN(sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst),
 120                         sc->encode_element[_MMCAMCORDER_AUDIOSRC_BIN].gst,
 121                         sc->encode_element[_MMCAMCORDER_ENCSINK_BIN].gst,
 122                         NULL);
 123
 124                 srcpad = gst_element_get_static_pad(sc->encode_element[_MMCAMCORDER_AUDIOSRC_BIN].gst, "src");
 125                 sinkpad = gst_element_get_static_pad(sc->encode_element[_MMCAMCORDER_ENCSINK_BIN].gst, "audio_sink0");
 126                 _MM_GST_PAD_LINK_UNREF(srcpad, sinkpad, err, pipeline_creation_error);
 127         } else {
 128                 err = mm_camcorder_get_attributes(handle, NULL,
 129                         MMCAM_TARGET_FILENAME, &file_name, &file_name_len,
 130                         NULL);
 131                 if (err != MM_ERROR_NONE) {
 132                         _mmcam_dbg_err("failed to get filename [0x%x]", err);
 133                         err = MM_ERROR_CAMCORDER_RESOURCE_CREATION;
 134                         goto pipeline_creation_error;
 135                 }
 136
 137                 /* without muxing. can't use encodebin. */
 138                 aenc_elem = _mmcamcorder_get_type_element(handle, MM_CAM_AUDIO_ENCODER);
 139                 if (!aenc_elem) {
 140                         _mmcam_dbg_err("Fail to get type element");
 141                         err = MM_ERROR_CAMCORDER_RESOURCE_CREATION;
 142                         goto pipeline_creation_error;
 143                 }
 144
 145                 err = _mmcamcorder_conf_get_value_element_name(aenc_elem, &aenc_name);
 146                 if ((!err) || (!aenc_name)) {
 147                         _mmcam_dbg_err("Fail to get element name");
 148                         err = MM_ERROR_CAMCORDER_RESOURCE_CREATION;
 149                         goto pipeline_creation_error;
 150                 }
 151
 152                 element_list = g_list_append(element_list, &sc->encode_element[_MMCAMCORDER_AUDIOSRC_BIN]);
 153
 154                 _MMCAMCORDER_ELEMENT_MAKE(sc, sc->encode_element, _MMCAMCORDER_ENCSINK_AQUE, "queue",  NULL, element_list, err);
 155
 156                 if (strcmp(aenc_name, "wavenc") != 0)
 157                         _MMCAMCORDER_ELEMENT_MAKE(sc, sc->encode_element, _MMCAMCORDER_ENCSINK_CONV, "audioconvert",  NULL, element_list, err);
 158
 159                 _MMCAMCORDER_ELEMENT_MAKE(sc, sc->encode_element, _MMCAMCORDER_ENCSINK_AENC, aenc_name, NULL, element_list, err);
 160
 161                 _mmcamcorder_conf_get_element(handle, hcamcorder->conf_main,
 162                         CONFIGURE_CATEGORY_MAIN_RECORD,
 163                         "RecordsinkElement",
 164                         &sink_elem);
 165                 _mmcamcorder_conf_get_value_element_name(sink_elem, &sink_name);
 166
 167                 _mmcam_dbg_log("encode sink : %s", sink_name);
 168
 169                 _MMCAMCORDER_ELEMENT_MAKE(sc, sc->encode_element, _MMCAMCORDER_ENCSINK_SINK, sink_name, NULL, element_list, err);
 170
 171                 _mmcamcorder_conf_set_value_element_property(sc->encode_element[_MMCAMCORDER_ENCSINK_SINK].gst, sink_elem);
 172
 173                 /* add elements to encode pipeline */
 174                 if (!_mmcamcorder_add_elements_to_bin(GST_BIN(sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst), element_list)) {
 175                         _mmcam_dbg_err("add encode elements error.");
 176                         err = MM_ERROR_CAMCORDER_RESOURCE_CREATION;
 177                         goto pipeline_creation_error;
 178                 }
 179
 180                 /* link elements */
 181                 if (!_mmcamcorder_link_elements(element_list)) {
 182                         _mmcam_dbg_err("encode element link error.");
 183                         err = MM_ERROR_CAMCORDER_GST_LINK;
 184                         goto pipeline_creation_error;
 185                 }
 186         }
 187
 188         /* set data probe function */
 189         srcpad = gst_element_get_static_pad(sc->encode_element[_MMCAMCORDER_AUDIOSRC_SRC].gst, "src");
 190         MMCAMCORDER_ADD_BUFFER_PROBE(srcpad, _MMCAMCORDER_HANDLER_AUDIOREC,
 191                 __mmcamcorder_audio_dataprobe_voicerecorder, hcamcorder);
 192         gst_object_unref(srcpad);
 193         srcpad = NULL;
 194
 195         srcpad = gst_element_get_static_pad(sc->encode_element[_MMCAMCORDER_ENCSINK_AENC].gst, "src");
 196         MMCAMCORDER_ADD_BUFFER_PROBE(srcpad, _MMCAMCORDER_HANDLER_AUDIOREC,
 197                 __mmcamcorder_audio_dataprobe_record, hcamcorder);
 198         gst_object_unref(srcpad);
 199         srcpad = NULL;
 200
 201         sinkpad = gst_element_get_static_pad(sc->encode_element[_MMCAMCORDER_ENCSINK_SINK].gst, "sink");
 202         MMCAMCORDER_ADD_BUFFER_PROBE(sinkpad, _MMCAMCORDER_HANDLER_AUDIOREC,
 203                 __mmcamcorder_muxed_dataprobe, hcamcorder);
 204         MMCAMCORDER_ADD_EVENT_PROBE(sinkpad, _MMCAMCORDER_HANDLER_AUDIOREC,
 205                 __mmcamcorder_eventprobe_monitor, hcamcorder);
 206         gst_object_unref(sinkpad);
 207         sinkpad = NULL;
 208
 209         bus = gst_pipeline_get_bus(GST_PIPELINE(sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst));
 210
 211         /* register message callback  */
 212         hcamcorder->pipeline_cb_event_id = gst_bus_add_watch(bus, (GstBusFunc)_mmcamcorder_pipeline_cb_message, hcamcorder);
 213
 214         /* set sync callback */
 215         gst_bus_set_sync_handler(bus, _mmcamcorder_encode_pipeline_bus_sync_callback, hcamcorder, NULL);
 216
 217         gst_object_unref(bus);
 218         bus = NULL;
 219
 220         if (element_list) {
 221                 g_list_free(element_list);
 222                 element_list = NULL;
 223         }
 224
 225         return MM_ERROR_NONE;
 226
 227 pipeline_creation_error:
 228         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_ENCODE_MAIN_PIPE);
 229         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_AUDIOSRC_BIN);
 230         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_ENCSINK_AQUE);
 231         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_ENCSINK_CONV);
 232         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_ENCSINK_AENC);
 233         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_ENCSINK_SINK);
 234         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_ENCSINK_BIN);
 235
 236         if (element_list) {
 237                 g_list_free(element_list);
 238                 element_list = NULL;
 239         }
 240
 241         return err;
 242 }
 243
 244
 245 int
 246 _mmcamcorder_create_audio_pipeline(MMHandleType handle)
 247 {
 248         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 249         _MMCamcorderSubContext *sc = NULL;
 250
 251         mmf_return_val_if_fail(hcamcorder, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 252         sc = MMF_CAMCORDER_SUBCONTEXT(handle);
 253
 254         mmf_return_val_if_fail(sc, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 255
 256         return __mmcamcorder_create_audiop_with_encodebin(handle);
 257 }
 258
 259
 260 /**
 261  * This function destroy audio pipeline.
 262  *
 263  * @param[in]   handle          Handle of camcorder.
 264  * @return      void
 265  * @remarks
 266  * @see         _mmcamcorder_destroy_pipeline()
 267  *
 268  */
 269 void
 270 _mmcamcorder_destroy_audio_pipeline(MMHandleType handle)
 271 {
 272         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 273         _MMCamcorderSubContext *sc = NULL;
 274         _MMCamcorderAudioInfo *info = NULL;
 275         mmf_return_if_fail(hcamcorder);
 276         sc = MMF_CAMCORDER_SUBCONTEXT(handle);
 277
 278         mmf_return_if_fail(sc && sc->info_audio);
 279         mmf_return_if_fail(sc->element);
 280
 281         info = sc->info_audio;
 282
 283         _mmcam_dbg_log("start");
 284
 285         if (sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst) {
 286                 _mmcam_dbg_warn("release audio pipeline");
 287
 288                 _mmcamcorder_gst_set_state(handle, sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst, GST_STATE_NULL);
 289
 290                 _mmcamcorder_remove_all_handlers((MMHandleType)hcamcorder, _MMCAMCORDER_HANDLER_CATEGORY_ALL);
 291
 292                 if (info->bMuxing) {
 293                         GstPad *reqpad = NULL;
 294                         /* FIXME:
 295                             Release request pad
 296                             The ref_count of mux is always # of streams in here, i don't know why it happens.
 297                             So, i unref the mux manually
 298                         */
 299                         reqpad = gst_element_get_static_pad(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, "audio");
 300                         gst_element_release_request_pad(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, reqpad);
 301                         gst_object_unref(reqpad);
 302
 303                         if (GST_IS_ELEMENT(sc->encode_element[_MMCAMCORDER_ENCSINK_MUX].gst) &&
 304                            GST_OBJECT_REFCOUNT(sc->encode_element[_MMCAMCORDER_ENCSINK_MUX].gst) > 1) {
 305                                 gst_object_unref(sc->encode_element[_MMCAMCORDER_ENCSINK_MUX].gst);
 306                         }
 307                 }
 308                 gst_object_unref(sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst);
 309         }
 310
 311         _mmcam_dbg_log("done");
 312
 313         return;
 314 }
 315
 316
 317 int
 318 _mmcamcorder_audio_command(MMHandleType handle, int command)
 319 {
 320         int cmd = command;
 321         int ret = MM_ERROR_NONE;
 322         int err = 0;
 323         guint64 free_space = 0;
 324         char *err_attr_name = NULL;
 325
 326         GstElement *pipeline = NULL;
 327         GstElement *audioSrc = NULL;
 328
 329         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 330         _MMCamcorderSubContext *sc = NULL;
 331         _MMCamcorderAudioInfo *info = NULL;
 332
 333         mmf_return_val_if_fail(hcamcorder, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 334         sc = MMF_CAMCORDER_SUBCONTEXT(handle);
 335
 336         mmf_return_val_if_fail(sc, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 337         mmf_return_val_if_fail(sc->element, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 338         mmf_return_val_if_fail(sc->info_audio, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 339         pipeline = sc->element[_MMCAMCORDER_MAIN_PIPE].gst;
 340         info = sc->info_audio;
 341
 342         _mmcam_dbg_log("");
 343
 344         pipeline = sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst;
 345         audioSrc = sc->encode_element[_MMCAMCORDER_AUDIOSRC_SRC].gst;
 346         switch (cmd) {
 347         case _MMCamcorder_CMD_RECORD:
 348                 /* check status for resume case */
 349                 if (_mmcamcorder_get_state((MMHandleType)hcamcorder) != MM_CAMCORDER_STATE_PAUSED) {
 350                         guint imax_size = 0;
 351                         guint imax_time = 0;
 352                         char *temp_filename = NULL;
 353                         char *dir_name = NULL;
 354                         int file_system_type = 0;
 355                         int filename_length = 0;
 356                         int root_directory_length = 0;
 357
 358                         if (sc->pipeline_time)
 359                                 gst_element_set_start_time(pipeline, sc->pipeline_time);
 360
 361                         sc->pipeline_time = RESET_PAUSE_TIME;
 362
 363                         ret = mm_camcorder_get_attributes(handle, &err_attr_name,
 364                                 MMCAM_TARGET_MAX_SIZE, &imax_size,
 365                                 MMCAM_TARGET_TIME_LIMIT, &imax_time,
 366                                 MMCAM_FILE_FORMAT, &(info->fileformat),
 367                                 MMCAM_TARGET_FILENAME, &temp_filename, &filename_length,
 368                                 MMCAM_ROOT_DIRECTORY, &hcamcorder->root_directory, &root_directory_length,
 369                                 NULL);
 370                         if (ret != MM_ERROR_NONE) {
 371                                 _mmcam_dbg_warn("failed to get attribute. (%s:%x)", err_attr_name, ret);
 372                                 SAFE_FREE(err_attr_name);
 373                                 goto _ERR_CAMCORDER_AUDIO_COMMAND;
 374                         }
 375
 376                         if (!temp_filename && !hcamcorder->mstream_cb) {
 377                                 _mmcam_dbg_err("filename is not set and muxed stream cb is NULL");
 378                                 ret = MM_ERROR_CAMCORDER_INVALID_ARGUMENT;
 379                                 goto _ERR_CAMCORDER_AUDIO_COMMAND;
 380                         }
 381
 382                         SAFE_G_FREE(info->filename);
 383
 384                         if (temp_filename) {
 385                                 info->filename = g_strdup(temp_filename);
 386                                 if (!info->filename) {
 387                                         _mmcam_dbg_err("STRDUP was failed for [%s]", temp_filename);
 388                                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 389                                 }
 390
 391                                 _mmcam_dbg_log("Record start : file name [%s]", info->filename);
 392
 393                                 MMCAMCORDER_G_OBJECT_SET_POINTER(sc->encode_element[_MMCAMCORDER_ENCSINK_SINK].gst, "location", info->filename);
 394                         } else {
 395                                 _mmcam_dbg_log("Recorded data will be written in [%s]", _MMCamcorder_FILENAME_NULL);
 396                                 MMCAMCORDER_G_OBJECT_SET_POINTER(sc->encode_element[_MMCAMCORDER_ENCSINK_SINK].gst, "location", _MMCamcorder_FILENAME_NULL);
 397                         }
 398
 399                         sc->ferror_send = FALSE;
 400                         sc->ferror_count = 0;
 401                         sc->bget_eos = FALSE;
 402                         sc->muxed_stream_offset = 0;
 403                         info->filesize = 0;
 404
 405                         /* set max size */
 406                         if (imax_size <= 0)
 407                                 info->max_size = 0; /* do not check */
 408                         else
 409                                 info->max_size = ((guint64)imax_size) << 10; /* to byte */
 410
 411                         /* set max time */
 412                         if (imax_time <= 0)
 413                                 info->max_time = 0; /* do not check */
 414                         else
 415                                 info->max_time = ((guint64)imax_time) * 1000; /* to millisecond */
 416
 417                         /* TODO : check free space before recording start */
 418                         dir_name = g_path_get_dirname(info->filename);
 419                         if (dir_name) {
 420                                 err = _mmcamcorder_get_storage_info(dir_name, hcamcorder->root_directory, &hcamcorder->storage_info);
 421                                 if (err != 0) {
 422                                         _mmcam_dbg_err("get storage info failed");
 423                                         g_free(dir_name);
 424                                         dir_name = NULL;
 425                                         return MM_ERROR_OUT_OF_STORAGE;
 426                                 }
 427
 428                                 err = _mmcamcorder_get_freespace(hcamcorder->storage_info.type, &free_space);
 429
 430                                 _mmcam_dbg_warn("current space - %s [%" G_GUINT64_FORMAT "]", dir_name, free_space);
 431
 432                                 if (_mmcamcorder_get_file_system_type(dir_name, &file_system_type) == 0) {
 433                                         /* MSDOS_SUPER_MAGIC : 0x4d44 */
 434                                         if (file_system_type == MSDOS_SUPER_MAGIC &&
 435                                             (info->max_size == 0 || info->max_size > FAT32_FILE_SYSTEM_MAX_SIZE)) {
 436                                                 _mmcam_dbg_warn("FAT32 and too large max[%"G_GUINT64_FORMAT"], set max as %"G_GUINT64_FORMAT,
 437                                                         info->max_size, FAT32_FILE_SYSTEM_MAX_SIZE);
 438                                                 info->max_size = FAT32_FILE_SYSTEM_MAX_SIZE;
 439                                         } else {
 440                                                 _mmcam_dbg_warn("file system 0x%x, max size %"G_GUINT64_FORMAT,
 441                                                                                 file_system_type, info->max_size);
 442                                         }
 443                                 } else {
 444                                         _mmcam_dbg_warn("_mmcamcorder_get_file_system_type failed");
 445                                 }
 446
 447                                 g_free(dir_name);
 448                                 dir_name = NULL;
 449                         } else {
 450                                 _mmcam_dbg_err("failed to get directory name");
 451                                 err = -1;
 452                         }
 453
 454                         if (temp_filename &&
 455                                 (err == -1 || free_space <= _MMCAMCORDER_AUDIO_MINIMUM_SPACE)) {
 456                                 _mmcam_dbg_err("OUT of STORAGE [err:%d or free space [%" G_GUINT64_FORMAT "] is smaller than [%d]",
 457                                         err, free_space, _MMCAMCORDER_AUDIO_MINIMUM_SPACE);
 458                                 return MM_ERROR_OUT_OF_STORAGE;
 459                         }
 460                 }
 461
 462                 ret = _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_PLAYING);
 463                 if (ret != MM_ERROR_NONE)
 464                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 465
 466                 break;
 467
 468         case _MMCamcorder_CMD_PAUSE:
 469         {
 470                 GstClock *pipe_clock = NULL;
 471                 int count = 0;
 472
 473                 if (info->b_commiting) {
 474                         _mmcam_dbg_warn("now on commiting previous file!!(cmd : %d)", cmd);
 475                         return MM_ERROR_CAMCORDER_CMD_IS_RUNNING;
 476                 }
 477
 478                 for (count = 0 ; count <= _MMCAMCORDER_RETRIAL_COUNT ; count++) {
 479                         if (info->filesize > 0) {
 480                                 break;
 481                         } else if (count == _MMCAMCORDER_RETRIAL_COUNT) {
 482                                 _mmcam_dbg_err("Pause fail, wait 200 ms, but file size is %lld",
 483                                         info->filesize);
 484                                 return MM_ERROR_CAMCORDER_INVALID_CONDITION;
 485                         } else {
 486                                 _mmcam_dbg_warn("Wait for enough audio frame, retry count[%d], file size is %lld",
 487                                         count, info->filesize);
 488                         }
 489                         usleep(_MMCAMCORDER_FRAME_WAIT_TIME);
 490                 }
 491
 492                 ret = _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_PAUSED);
 493                 if (ret != MM_ERROR_NONE)
 494                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 495
 496                 /* FIXME: consider delay. */
 497                 pipe_clock = gst_pipeline_get_clock(GST_PIPELINE(pipeline));
 498                 sc->pipeline_time = gst_clock_get_time(pipe_clock) - gst_element_get_base_time(GST_ELEMENT(pipeline));
 499                 break;
 500         }
 501
 502         case _MMCamcorder_CMD_CANCEL:
 503                 if (info->b_commiting) {
 504                         _mmcam_dbg_warn("now on commiting previous file!!(cmd : %d)", cmd);
 505                         return MM_ERROR_CAMCORDER_CMD_IS_RUNNING;
 506                 }
 507
 508                 ret = _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_READY);
 509                 if (ret != MM_ERROR_NONE)
 510                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 511
 512                 if (info->bMuxing)
 513                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, "block", FALSE);
 514                 else
 515                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst, "empty-buffers", FALSE);
 516
 517                 _mmcamcorder_gst_set_state(handle, sc->encode_element[_MMCAMCORDER_ENCSINK_SINK].gst, GST_STATE_NULL);
 518
 519                 sc->pipeline_time = 0;
 520                 sc->pause_time = 0;
 521                 sc->isMaxsizePausing = FALSE;
 522                 sc->isMaxtimePausing = FALSE;
 523
 524                 if (info->filename) {
 525                         _mmcam_dbg_log("file delete(%s)", info->filename);
 526                         unlink(info->filename);
 527                         SAFE_G_FREE(info->filename);
 528                 }
 529                 break;
 530
 531         case _MMCamcorder_CMD_COMMIT:
 532         {
 533                 int count = 0;
 534                 guint64 free_space = 0;
 535                 _mmcam_dbg_log("_MMCamcorder_CMD_COMMIT");
 536
 537                 if (info->b_commiting) {
 538                         _mmcam_dbg_warn("now on commiting previous file!!(cmd : %d)", cmd);
 539                         return MM_ERROR_CAMCORDER_CMD_IS_RUNNING;
 540                 } else {
 541                         _mmcam_dbg_log("_MMCamcorder_CMD_COMMIT : start");
 542                         info->b_commiting = TRUE;
 543                 }
 544
 545                 for (count = 0 ; count <= _MMCAMCORDER_RETRIAL_COUNT ; count++) {
 546                         if (info->filesize > 0) {
 547                                 break;
 548                         } else if (count == _MMCAMCORDER_RETRIAL_COUNT) {
 549                                 _mmcam_dbg_err("Commit fail, waited 200 ms, but file size is %lld", info->filesize);
 550                                         info->b_commiting = FALSE;
 551                                 return MM_ERROR_CAMCORDER_INVALID_CONDITION;
 552                         } else {
 553                                 _mmcam_dbg_warn("Waiting for enough audio frame, re-count[%d], file size is %lld",
 554                                         count, info->filesize);
 555                         }
 556                         usleep(_MMCAMCORDER_FRAME_WAIT_TIME);
 557                 }
 558
 559                 _mmcamcorder_get_freespace(hcamcorder->storage_info.type, &free_space);
 560                 if (free_space < _MMCAMCORDER_AUDIO_MINIMUM_SPACE) {
 561                         _mmcam_dbg_warn("_MMCamcorder_CMD_COMMIT out of storage [%" G_GUINT64_FORMAT "]", free_space);
 562                         ret = MM_ERROR_OUT_OF_STORAGE;
 563                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 564                 }
 565
 566                 if (audioSrc) {
 567                         if (gst_element_send_event(audioSrc, gst_event_new_eos()) == FALSE) {
 568                                 _mmcam_dbg_err("send EOS failed");
 569                                 info->b_commiting = FALSE;
 570                                 ret = MM_ERROR_CAMCORDER_INTERNAL;
 571                                 goto _ERR_CAMCORDER_AUDIO_COMMAND;
 572                         }
 573
 574                         _mmcam_dbg_log("send EOS done");
 575
 576                         /* for pause -> commit case */
 577                         if (_mmcamcorder_get_state((MMHandleType)hcamcorder) == MM_CAMCORDER_STATE_PAUSED) {
 578                                 ret = _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_PLAYING);
 579                                 if (ret != MM_ERROR_NONE) {
 580                                         info->b_commiting = FALSE;
 581                                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 582                                 }
 583                         }
 584                 } else {
 585                         _mmcam_dbg_err("No audio stream source");
 586                         info->b_commiting = FALSE;
 587                         ret = MM_ERROR_CAMCORDER_INTERNAL;
 588                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 589                 }
 590
 591                 /* wait until finishing EOS */
 592                 _mmcam_dbg_log("Start to wait EOS");
 593                 if ((ret = _mmcamcorder_get_eos_message(handle)) != MM_ERROR_NONE) {
 594                         info->b_commiting = FALSE;
 595                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 596                 }
 597                 break;
 598         }
 599
 600         case _MMCamcorder_CMD_PREVIEW_START:
 601                 /*MM_CAMCORDER_START_CHANGE_STATE;*/
 602                 break;
 603
 604         case _MMCamcorder_CMD_PREVIEW_STOP:
 605                 /*MM_CAMCORDER_STOP_CHANGE_STATE;*/
 606                 /*void*/
 607                 break;
 608
 609         default:
 610                 ret = MM_ERROR_CAMCORDER_INVALID_ARGUMENT;
 611                 break;
 612         }
 613
 614 _ERR_CAMCORDER_AUDIO_COMMAND:
 615         return ret;
 616 }
 617
 618 int _mmcamcorder_audio_handle_eos(MMHandleType handle)
 619 {
 620         int err = MM_ERROR_NONE;
 621         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 622         _MMCamcorderSubContext *sc = NULL;
 623         _MMCamcorderAudioInfo *info = NULL;
 624         GstElement *pipeline = NULL;
 625         _MMCamcorderMsgItem msg;
 626         MMCamRecordingReport * report;
 627
 628         mmf_return_val_if_fail(hcamcorder, FALSE);
 629         sc = MMF_CAMCORDER_SUBCONTEXT(handle);
 630
 631         mmf_return_val_if_fail(sc, FALSE);
 632         mmf_return_val_if_fail(sc->info_audio, FALSE);
 633
 634         _mmcam_dbg_err("");
 635
 636         info = sc->info_audio;
 637
 638         pipeline = sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst;
 639
 640         err = _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_READY);
 641         if (err != MM_ERROR_NONE)
 642                 _mmcam_dbg_warn("Failed:_MMCamcorder_CMD_COMMIT:GST_STATE_READY. err[%x]", err);
 643
 644         /* Send recording report message to application */
 645         msg.id = MM_MESSAGE_CAMCORDER_AUDIO_CAPTURED;
 646         report = (MMCamRecordingReport*) g_malloc(sizeof(MMCamRecordingReport));
 647         if (!report) {
 648                 _mmcam_dbg_err("Recording report fail(%s). Out of memory.", info->filename);
 649                 return FALSE;
 650         }
 651
 652 /* START TAG HERE */
 653         /* MM_AUDIO_CODEC_AAC + MM_FILE_FORMAT_MP4 */
 654         if (info->fileformat == MM_FILE_FORMAT_3GP || info->fileformat == MM_FILE_FORMAT_MP4)
 655                 __mmcamcorder_audio_add_metadata_info_m4a(handle);
 656 /* END TAG HERE */
 657
 658         report->recording_filename = g_strdup(info->filename);
 659         msg.param.data = report;
 660
 661         _mmcamcorder_send_message(handle, &msg);
 662
 663         if (info->bMuxing)
 664                 MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, "block", FALSE);
 665         else
 666                 MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst, "empty-buffers", FALSE);
 667
 668         _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_NULL);
 669
 670         sc->pipeline_time = 0;
 671         sc->pause_time = 0;
 672         sc->isMaxsizePausing = FALSE;
 673         sc->isMaxtimePausing = FALSE;
 674
 675         SAFE_G_FREE(info->filename);
 676
 677         _mmcam_dbg_err("_MMCamcorder_CMD_COMMIT : end");
 678
 679         info->b_commiting = FALSE;
 680
 681         return TRUE;
 682 }
 683
 684
 685 static float
 686 __mmcamcorder_get_decibel(unsigned char* raw, int size, MMCamcorderAudioFormat format)
 687 {
 688         #define MAX_AMPLITUDE_MEAN_16BIT (23170.115738161934)
 689         #define MAX_AMPLITUDE_MEAN_08BIT (89.803909382810)
 690         #define DEFAULT_DECIBEL          (-80.0)
 691
 692         int i = 0;
 693         int depthByte = 0;
 694         int count = 0;
 695
 696         short* pcm16 = 0;
 697         char* pcm8 = 0;
 698
 699         float db = DEFAULT_DECIBEL;
 700         float rms = 0.0;
 701         unsigned long long square_sum = 0;
 702
 703         if (format == MM_CAMCORDER_AUDIO_FORMAT_PCM_S16_LE)
 704                 depthByte = 2;
 705         else            /*MM_CAMCORDER_AUDIO_FORMAT_PCM_U8*/
 706                 depthByte = 1;
 707
 708         for ( ; i < size ; i += (depthByte<<1)) {
 709                 if (depthByte == 1) {
 710                         pcm8 = (char *)(raw + i);
 711                         square_sum += (*pcm8) * (*pcm8);
 712                 } else { /*2byte*/
 713                         pcm16 = (short*)(raw + i);
 714                         square_sum += (*pcm16) * (*pcm16);
 715                 }
 716
 717                 count++;
 718         }
 719
 720         if (count > 0) {
 721                 rms = sqrt((double)square_sum/(double)count);
 722
 723                 if (depthByte == 1)
 724                         db = 20 * log10(rms/MAX_AMPLITUDE_MEAN_08BIT);
 725                 else
 726                         db = 20 * log10(rms/MAX_AMPLITUDE_MEAN_16BIT);
 727         }
 728
 729         /*
 730         _mmcam_dbg_log("size[%d],depthByte[%d],count[%d],rms[%f],db[%f]",
 731                                         size, depthByte, count, rms, db);
 732         */
 733
 734         return db;
 735 }
 736
 737
 738 static GstPadProbeReturn __mmcamcorder_audio_dataprobe_voicerecorder(GstPad *pad, GstPadProbeInfo *info, gpointer u_data)
 739 {
 740         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(u_data);
 741         double volume = 0.0;
 742         int current_state = MM_CAMCORDER_STATE_NONE;
 743         int format = 0;
 744         int channel = 0;
 745         float curdcb = 0.0;
 746         _MMCamcorderMsgItem msg;
 747         int err = MM_ERROR_UNKNOWN;
 748         char *err_name = NULL;
 749         GstBuffer *buffer = GST_PAD_PROBE_INFO_BUFFER(info);
 750         GstMapInfo mapinfo;
 751
 752         mmf_return_val_if_fail(hcamcorder, GST_PAD_PROBE_OK);
 753
 754         current_state = _mmcamcorder_get_state((MMHandleType)hcamcorder);
 755         if (current_state < MM_CAMCORDER_STATE_PREPARE) {
 756                 _mmcam_dbg_warn("Not ready for stream callback");
 757                 return GST_PAD_PROBE_OK;
 758         }
 759
 760         memset(&mapinfo, 0x0, sizeof(GstMapInfo));
 761
 762         /* Set volume to audio input */
 763         err = mm_camcorder_get_attributes((MMHandleType)hcamcorder, &err_name,
 764                 MMCAM_AUDIO_VOLUME, &volume,
 765                 MMCAM_AUDIO_FORMAT, &format,
 766                 MMCAM_AUDIO_CHANNEL, &channel,
 767                 NULL);
 768
 769         if (err < 0) {
 770                 _mmcam_dbg_warn("Get attrs fail. (%s:%x)", err_name, err);
 771                 SAFE_FREE(err_name);
 772                 return err;
 773         }
 774
 775         gst_buffer_map(buffer, &mapinfo, GST_MAP_READWRITE);
 776
 777         if (volume == 0)
 778                 memset(mapinfo.data, 0, mapinfo.size);
 779
 780         /* Get current volume level of real input stream */
 781         curdcb = __mmcamcorder_get_decibel(mapinfo.data, mapinfo.size, format);
 782
 783         msg.id = MM_MESSAGE_CAMCORDER_CURRENT_VOLUME;
 784         msg.param.rec_volume_dB = curdcb;
 785         _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 786
 787         _MMCAMCORDER_LOCK_ASTREAM_CALLBACK(hcamcorder);
 788
 789         /* CALL audio stream callback */
 790         if (hcamcorder->astream_cb && buffer && mapinfo.data && mapinfo.size > 0) {
 791                 MMCamcorderAudioStreamDataType stream;
 792
 793                 /*
 794                 _mmcam_dbg_log("Call audio steramCb, data[%p], format[%d], channel[%d], length[%d], volume_dB[%f]",
 795                         GST_BUFFER_DATA(buffer), format, channel, GST_BUFFER_SIZE(buffer), curdcb);
 796                 */
 797
 798                 stream.data = (void *)mapinfo.data;
 799                 stream.format = format;
 800                 stream.channel = channel;
 801                 stream.length = mapinfo.size;
 802                 stream.timestamp = (unsigned int)(GST_BUFFER_PTS(buffer)/1000000);      /* nano -> msecond */
 803                 stream.volume_dB = curdcb;
 804
 805                 hcamcorder->astream_cb(&stream, hcamcorder->astream_cb_param);
 806         }
 807
 808         _MMCAMCORDER_UNLOCK_ASTREAM_CALLBACK(hcamcorder);
 809
 810         gst_buffer_unmap(buffer, &mapinfo);
 811
 812         return GST_PAD_PROBE_OK;
 813 }
 814
 815
 816 static GstPadProbeReturn __mmcamcorder_audio_dataprobe_record(GstPad *pad, GstPadProbeInfo *info, gpointer u_data)
 817 {
 818         static int count = 0;
 819         guint64 rec_pipe_time = 0;
 820         guint64 free_space = 0;
 821         guint64 buffer_size = 0;
 822         guint64 trailer_size = 0;
 823         unsigned long long remained_time = 0;
 824         int get_trailer_size = 0;
 825
 826         _MMCamcorderSubContext *sc = NULL;
 827         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(u_data);
 828         _MMCamcorderAudioInfo *audioinfo = NULL;
 829         _MMCamcorderMsgItem msg;
 830         GstBuffer *buffer = GST_PAD_PROBE_INFO_BUFFER(info);
 831
 832         mmf_return_val_if_fail(hcamcorder, GST_PAD_PROBE_DROP);
 833         mmf_return_val_if_fail(buffer, GST_PAD_PROBE_DROP);
 834
 835         sc = MMF_CAMCORDER_SUBCONTEXT(hcamcorder);
 836         mmf_return_val_if_fail(sc && sc->info_audio, GST_PAD_PROBE_DROP);
 837         audioinfo = sc->info_audio;
 838
 839         if (sc->isMaxtimePausing || sc->isMaxsizePausing) {
 840                 _mmcam_dbg_warn("isMaxtimePausing[%d],isMaxsizePausing[%d]",
 841                         sc->isMaxtimePausing, sc->isMaxsizePausing);
 842                 return GST_PAD_PROBE_DROP;
 843         }
 844
 845         buffer_size = gst_buffer_get_size(buffer);
 846
 847         if (audioinfo->filesize == 0) {
 848                 if (audioinfo->fileformat == MM_FILE_FORMAT_WAV)
 849                         audioinfo->filesize += 44; /* wave header size */
 850                 else if (audioinfo->fileformat == MM_FILE_FORMAT_AMR)
 851                         audioinfo->filesize += 6; /* amr header size */
 852
 853                 audioinfo->filesize += buffer_size;
 854                 return GST_PAD_PROBE_OK;
 855         }
 856
 857         if (sc->ferror_send) {
 858                 _mmcam_dbg_warn("file write error, drop frames");
 859                 return GST_PAD_PROBE_DROP;
 860         }
 861
 862         /* get trailer size */
 863         get_trailer_size = (
 864                 audioinfo->fileformat == MM_FILE_FORMAT_3GP ||
 865                 audioinfo->fileformat == MM_FILE_FORMAT_MP4 ||
 866                 audioinfo->fileformat == MM_FILE_FORMAT_AAC) ? TRUE : FALSE;
 867         if (get_trailer_size) {
 868                 MMCAMCORDER_G_OBJECT_GET(sc->encode_element[_MMCAMCORDER_ENCSINK_MUX].gst, "expected-trailer-size", &trailer_size);
 869                 /*_mmcam_dbg_log("trailer_size %d", trailer_size);*/
 870         } else {
 871                 trailer_size = 0; /* no trailer */
 872         }
 873
 874         /* to minimizing free space check overhead */
 875         count = count % _MMCAMCORDER_FREE_SPACE_CHECK_INTERVAL;
 876         if (count++ == 0) {
 877                 gint free_space_ret = 0;
 878                 storage_state_e storage_state = STORAGE_STATE_UNMOUNTABLE;
 879
 880                 /* check free space */
 881                 free_space_ret = _mmcamcorder_get_freespace(hcamcorder->storage_info.type, &free_space);
 882                 if (free_space_ret != 0) {
 883                         _mmcam_dbg_err("Error occured. [%d]", free_space_ret);
 884                         if (sc->ferror_count == 2 && sc->ferror_send == FALSE) {
 885                                 sc->ferror_send = TRUE;
 886
 887                                 msg.id = MM_MESSAGE_CAMCORDER_ERROR;
 888                                 msg.param.code = MM_ERROR_FILE_READ;
 889
 890                                 _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 891                         } else {
 892                                 sc->ferror_count++;
 893                         }
 894
 895                         return GST_PAD_PROBE_DROP; /* skip this buffer */
 896                 }
 897
 898                 if (free_space == 0) {
 899                         /* check storage state */
 900                         storage_get_state(hcamcorder->storage_info.id, &storage_state);
 901
 902                         _mmcam_dbg_warn("storage state %d", storage_state);
 903
 904                         if (storage_state == STORAGE_STATE_REMOVED ||
 905                                 storage_state == STORAGE_STATE_UNMOUNTABLE) {
 906                                 _mmcam_dbg_err("storage was removed!");
 907
 908                                 _MMCAMCORDER_LOCK(hcamcorder);
 909
 910                                 if (sc->ferror_send == FALSE) {
 911                                         _mmcam_dbg_err("OUT_OF_STORAGE error");
 912
 913                                         sc->ferror_send = TRUE;
 914
 915                                         _MMCAMCORDER_UNLOCK(hcamcorder);
 916
 917                                         msg.id = MM_MESSAGE_CAMCORDER_ERROR;
 918                                         msg.param.code = MM_ERROR_OUT_OF_STORAGE;
 919
 920                                         _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 921                                 } else {
 922                                         _MMCAMCORDER_UNLOCK(hcamcorder);
 923                                         _mmcam_dbg_warn("error was already sent");
 924                                 }
 925
 926                                 return GST_PAD_PROBE_DROP;
 927                         }
 928                 }
 929
 930                 if (free_space < (guint64)(_MMCAMCORDER_AUDIO_MINIMUM_SPACE + buffer_size + trailer_size)) {
 931                         _mmcam_dbg_warn("No more space for recording!!!");
 932                         _mmcam_dbg_warn("Free Space : [%" G_GUINT64_FORMAT "], file size : [%" G_GUINT64_FORMAT "]",
 933                                 free_space, audioinfo->filesize);
 934
 935                         if (audioinfo->bMuxing)
 936                                 MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, "block", TRUE);
 937                         else
 938                                 MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst, "empty-buffers", TRUE);
 939
 940                         sc->isMaxsizePausing = TRUE;
 941                         msg.id = MM_MESSAGE_CAMCORDER_NO_FREE_SPACE;
 942                         _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 943
 944                         return GST_PAD_PROBE_DROP; /* skip this buffer */
 945                 }
 946         }
 947
 948         if (!GST_CLOCK_TIME_IS_VALID(GST_BUFFER_PTS(buffer))) {
 949                 _mmcam_dbg_err("Buffer timestamp is invalid, check it");
 950                 return GST_PAD_PROBE_DROP;
 951         }
 952
 953         rec_pipe_time = GST_TIME_AS_MSECONDS(GST_BUFFER_PTS(buffer));
 954
 955         /* calculate remained time can be recorded */
 956         if (audioinfo->max_time > 0 && audioinfo->max_time < (remained_time + rec_pipe_time)) {
 957                 remained_time = audioinfo->max_time - rec_pipe_time;
 958         } else if (audioinfo->max_size > 0) {
 959                 long double max_size = (long double)audioinfo->max_size;
 960                 long double current_size = (long double)(audioinfo->filesize + buffer_size + trailer_size);
 961
 962                 remained_time = (unsigned long long)((long double)rec_pipe_time * (max_size/current_size)) - rec_pipe_time;
 963         }
 964
 965         /*_mmcam_dbg_log("remained time : %u", remained_time);*/
 966
 967         /* check max size of recorded file */
 968         if (audioinfo->max_size > 0 &&
 969                         audioinfo->max_size < audioinfo->filesize + buffer_size + trailer_size + _MMCAMCORDER_MMS_MARGIN_SPACE) {
 970                 _mmcam_dbg_warn("Max size!!! Recording is paused.");
 971                 _mmcam_dbg_warn("Max [%" G_GUINT64_FORMAT "], file [%" G_GUINT64_FORMAT "], trailer : [%" G_GUINT64_FORMAT "]", \
 972                         audioinfo->max_size, audioinfo->filesize, trailer_size);
 973
 974                 /* just same as pause status. After blocking two queue, this function will not call again. */
 975                 if (audioinfo->bMuxing)
 976                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, "block", TRUE);
 977                 else
 978                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst, "empty-buffers", TRUE);
 979
 980                 msg.id = MM_MESSAGE_CAMCORDER_RECORDING_STATUS;
 981                 msg.param.recording_status.elapsed = (unsigned long long)rec_pipe_time;
 982                 msg.param.recording_status.filesize = (unsigned long long)((audioinfo->filesize + trailer_size) >> 10);
 983                 msg.param.recording_status.remained_time = 0;
 984                 _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 985
 986                 _mmcam_dbg_warn("Last filesize sent by message : %d", audioinfo->filesize + trailer_size);
 987
 988                 sc->isMaxsizePausing = TRUE;
 989                 msg.id = MM_MESSAGE_CAMCORDER_MAX_SIZE;
 990                 _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 991
 992                 /* skip this buffer */
 993                 return GST_PAD_PROBE_DROP;
 994         }
 995
 996         /* check recording time limit and send recording status message */
 997         if (audioinfo->max_time > 0 && rec_pipe_time > audioinfo->max_time) {
 998                 _mmcam_dbg_warn("Current time : [%" G_GUINT64_FORMAT "], Maximum time : [%" G_GUINT64_FORMAT "]", \
 999                         rec_pipe_time, audioinfo->max_time);
1000
1001                 if (audioinfo->bMuxing)
1002                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, "block", TRUE);
1003                 else
1004                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst, "empty-buffers", TRUE);
1005
1006                 sc->isMaxtimePausing = TRUE;
1007                 msg.id = MM_MESSAGE_CAMCORDER_TIME_LIMIT;
1008                 _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
1009
1010                 /* skip this buffer */
1011                 return GST_PAD_PROBE_DROP;
1012         }
1013
1014         /* send message for recording time and recorded file size */
1015         if (audioinfo->b_commiting == FALSE) {
1016                 audioinfo->filesize += buffer_size;
1017
1018                 msg.id = MM_MESSAGE_CAMCORDER_RECORDING_STATUS;
1019                 msg.param.recording_status.elapsed = (unsigned long long)rec_pipe_time;
1020                 msg.param.recording_status.filesize = (unsigned long long)((audioinfo->filesize + trailer_size) >> 10);
1021                 msg.param.recording_status.remained_time = remained_time;
1022                 _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
1023
1024                 return GST_PAD_PROBE_OK;
1025         } else {
1026                 /* skip this buffer if commit process has been started */
1027                 return GST_PAD_PROBE_DROP;
1028         }
1029 }
1030
1031 /* START TAG HERE */
1032 static gboolean __mmcamcorder_audio_add_metadata_info_m4a(MMHandleType handle)
1033 {
1034         FILE *f = NULL;
1035         guchar buf[4];
1036         guint64 udta_size = 0;
1037         gint64 current_pos = 0;
1038         gint64 moov_pos = 0;
1039         gint64 udta_pos = 0;
1040         /* supporting audio geo tag for mobile */
1041         int gps_enable = 0;
1042         gdouble longitude = 0;
1043         gdouble latitude = 0;
1044         gdouble altitude = 0;
1045         _MMCamcorderLocationInfo geo_info = {0, 0, 0};
1046         _MMCamcorderLocationInfo loc_info = {0, 0, 0};
1047
1048         char err_msg[128] = {'\0',};
1049
1050         _MMCamcorderAudioInfo *info = NULL;
1051         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
1052         _MMCamcorderSubContext *sc = NULL;
1053
1054         mmf_return_val_if_fail(hcamcorder, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
1055         sc = MMF_CAMCORDER_SUBCONTEXT(handle);
1056
1057         mmf_return_val_if_fail(sc, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
1058         mmf_return_val_if_fail(sc->info_audio, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
1059
1060         info = sc->info_audio;
1061         mm_camcorder_get_attributes(handle, NULL,
1062                 MMCAM_TAG_GPS_ENABLE, &gps_enable,
1063                 NULL);
1064
1065         if (gps_enable) {
1066                 mm_camcorder_get_attributes(handle, NULL,
1067                         MMCAM_TAG_LATITUDE, &latitude,
1068                         MMCAM_TAG_LONGITUDE, &longitude,
1069                         MMCAM_TAG_ALTITUDE, &altitude,
1070                         NULL);
1071                 loc_info.longitude = _mmcamcorder_double_to_fix(longitude);
1072                 loc_info.latitude = _mmcamcorder_double_to_fix(latitude);
1073                 loc_info.altitude = _mmcamcorder_double_to_fix(altitude);
1074                 geo_info.longitude = longitude *10000;
1075                 geo_info.latitude = latitude *10000;
1076                 geo_info.altitude = altitude *10000;
1077         }
1078
1079         f = fopen64(info->filename, "rb+");
1080         if (f == NULL) {
1081                 strerror_r(errno, err_msg, 128);
1082                 _mmcam_dbg_err("file open failed [%s]", err_msg);
1083                 return FALSE;
1084         }
1085
1086         /* find udta container.
1087            if, there are udta container, write loci box after that
1088            else, make udta container and write loci box. */
1089         if (_mmcamcorder_find_fourcc(f, MMCAM_FOURCC('u', 'd', 't', 'a'), TRUE)) {
1090                 size_t nread = 0;
1091
1092                 _mmcam_dbg_log("find udta container");
1093
1094                 /* read size */
1095                 if (fseek(f, -8L, SEEK_CUR) != 0)
1096                         goto fail;
1097
1098                 udta_pos = ftello(f);
1099                 if (udta_pos < 0)
1100                         goto ftell_fail;
1101
1102                 nread = fread(&buf, sizeof(char), sizeof(buf), f);
1103
1104                 _mmcam_dbg_log("recorded file fread %d", nread);
1105
1106                 udta_size = _mmcamcorder_get_container_size(buf);
1107
1108                 /* goto end of udta and write 'smta' box */
1109                 if (fseek(f, (udta_size-4L), SEEK_CUR) != 0)
1110                         goto fail;
1111
1112                 if (gps_enable) {
1113                         if (!_mmcamcorder_write_loci(f, loc_info))
1114                                 goto fail;
1115
1116                         if (!_mmcamcorder_write_geodata(f, geo_info))
1117                                 goto fail;
1118                 }
1119
1120                 current_pos = ftello(f);
1121                 if (current_pos < 0)
1122                         goto ftell_fail;
1123
1124                 if (!_mmcamcorder_update_size(f, udta_pos, current_pos))
1125                         goto fail;
1126         } else {
1127                 _mmcam_dbg_log("No udta container");
1128                 if (fseek(f, 0, SEEK_END) != 0)
1129                         goto fail;
1130
1131                 if (!_mmcamcorder_write_udta(f, gps_enable, loc_info, geo_info))
1132                         goto fail;
1133         }
1134
1135         /* find moov container.
1136            update moov container size. */
1137         if ((current_pos = ftello(f)) < 0)
1138                 goto ftell_fail;
1139
1140         if (_mmcamcorder_find_fourcc(f, MMCAM_FOURCC('m', 'o', 'o', 'v'), TRUE)) {
1141
1142                 _mmcam_dbg_log("found moov container");
1143                 if (fseek(f, -8L, SEEK_CUR) != 0)
1144                         goto fail;
1145
1146                 moov_pos = ftello(f);
1147                 if (moov_pos < 0)
1148                         goto ftell_fail;
1149
1150                 if (!_mmcamcorder_update_size(f, moov_pos, current_pos))
1151                         goto fail;
1152
1153         } else {
1154                 _mmcam_dbg_err("No 'moov' container");
1155                 goto fail;
1156         }
1157
1158         fclose(f);
1159
1160         return TRUE;
1161
1162 fail:
1163         fclose(f);
1164         return FALSE;
1165
1166 ftell_fail:
1167         _mmcam_dbg_err("ftell() returns negative value.");
1168         fclose(f);
1169         return FALSE;
1170 }
1171
1172 /* END TAG HERE */
1173