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              15
  40 #define _MMCAMCORDER_FRAME_WAIT_TIME            200000  /* us */
  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
 199         /* for replay gain tag */
 200         MMCAMCORDER_ADD_EVENT_PROBE(srcpad, _MMCAMCORDER_HANDLER_AUDIOREC,
 201                 __mmcamcorder_eventprobe_monitor, hcamcorder);
 202
 203         gst_object_unref(srcpad);
 204         srcpad = NULL;
 205
 206         sinkpad = gst_element_get_static_pad(sc->encode_element[_MMCAMCORDER_ENCSINK_SINK].gst, "sink");
 207         MMCAMCORDER_ADD_BUFFER_PROBE(sinkpad, _MMCAMCORDER_HANDLER_AUDIOREC,
 208                 __mmcamcorder_muxed_dataprobe, hcamcorder);
 209         MMCAMCORDER_ADD_EVENT_PROBE(sinkpad, _MMCAMCORDER_HANDLER_AUDIOREC,
 210                 __mmcamcorder_eventprobe_monitor, hcamcorder);
 211         gst_object_unref(sinkpad);
 212         sinkpad = NULL;
 213
 214         bus = gst_pipeline_get_bus(GST_PIPELINE(sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst));
 215
 216         /* register message callback  */
 217         hcamcorder->pipeline_cb_event_id = gst_bus_add_watch(bus, (GstBusFunc)_mmcamcorder_pipeline_cb_message, hcamcorder);
 218
 219         /* set sync callback */
 220         gst_bus_set_sync_handler(bus, _mmcamcorder_encode_pipeline_bus_sync_callback, hcamcorder, NULL);
 221
 222         gst_object_unref(bus);
 223         bus = NULL;
 224
 225         if (element_list) {
 226                 g_list_free(element_list);
 227                 element_list = NULL;
 228         }
 229
 230         return MM_ERROR_NONE;
 231
 232 pipeline_creation_error:
 233         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_ENCODE_MAIN_PIPE);
 234         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_AUDIOSRC_BIN);
 235         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_ENCSINK_AQUE);
 236         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_ENCSINK_CONV);
 237         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_ENCSINK_AENC);
 238         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_ENCSINK_SINK);
 239         _MMCAMCORDER_ELEMENT_REMOVE(sc->encode_element, _MMCAMCORDER_ENCSINK_BIN);
 240
 241         if (element_list) {
 242                 g_list_free(element_list);
 243                 element_list = NULL;
 244         }
 245
 246         return err;
 247 }
 248
 249
 250 int
 251 _mmcamcorder_create_audio_pipeline(MMHandleType handle)
 252 {
 253         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 254         _MMCamcorderSubContext *sc = NULL;
 255
 256         mmf_return_val_if_fail(hcamcorder, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 257         sc = MMF_CAMCORDER_SUBCONTEXT(handle);
 258
 259         mmf_return_val_if_fail(sc, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 260
 261         return __mmcamcorder_create_audiop_with_encodebin(handle);
 262 }
 263
 264
 265 /**
 266  * This function destroy audio pipeline.
 267  *
 268  * @param[in]   handle          Handle of camcorder.
 269  * @return      void
 270  * @remarks
 271  * @see         _mmcamcorder_destroy_pipeline()
 272  *
 273  */
 274 void
 275 _mmcamcorder_destroy_audio_pipeline(MMHandleType handle)
 276 {
 277         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 278         _MMCamcorderSubContext *sc = NULL;
 279         _MMCamcorderAudioInfo *info = NULL;
 280         mmf_return_if_fail(hcamcorder);
 281         sc = MMF_CAMCORDER_SUBCONTEXT(handle);
 282
 283         mmf_return_if_fail(sc && sc->info_audio);
 284         mmf_return_if_fail(sc->element);
 285
 286         info = sc->info_audio;
 287
 288         _mmcam_dbg_log("start");
 289
 290         if (sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst) {
 291                 _mmcam_dbg_warn("release audio pipeline");
 292
 293                 _mmcamcorder_gst_set_state(handle, sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst, GST_STATE_NULL);
 294
 295                 _mmcamcorder_remove_all_handlers((MMHandleType)hcamcorder, _MMCAMCORDER_HANDLER_CATEGORY_ALL);
 296
 297                 if (info->bMuxing) {
 298                         GstPad *reqpad = NULL;
 299                         /* FIXME:
 300                             Release request pad
 301                             The ref_count of mux is always # of streams in here, i don't know why it happens.
 302                             So, i unref the mux manually
 303                         */
 304                         reqpad = gst_element_get_static_pad(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, "audio");
 305                         gst_element_release_request_pad(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, reqpad);
 306                         gst_object_unref(reqpad);
 307
 308                         if (GST_IS_ELEMENT(sc->encode_element[_MMCAMCORDER_ENCSINK_MUX].gst) &&
 309                            GST_OBJECT_REFCOUNT(sc->encode_element[_MMCAMCORDER_ENCSINK_MUX].gst) > 1) {
 310                                 gst_object_unref(sc->encode_element[_MMCAMCORDER_ENCSINK_MUX].gst);
 311                         }
 312                 }
 313                 gst_object_unref(sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst);
 314         }
 315
 316         _mmcam_dbg_log("done");
 317
 318         return;
 319 }
 320
 321
 322 int
 323 _mmcamcorder_audio_command(MMHandleType handle, int command)
 324 {
 325         int cmd = command;
 326         int ret = MM_ERROR_NONE;
 327         char *err_attr_name = NULL;
 328
 329         GstElement *pipeline = NULL;
 330         GstElement *audioSrc = NULL;
 331
 332         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 333         _MMCamcorderSubContext *sc = NULL;
 334         _MMCamcorderAudioInfo *info = NULL;
 335
 336         mmf_return_val_if_fail(hcamcorder, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 337         sc = MMF_CAMCORDER_SUBCONTEXT(handle);
 338
 339         mmf_return_val_if_fail(sc, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 340         mmf_return_val_if_fail(sc->element, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 341         mmf_return_val_if_fail(sc->info_audio, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
 342         pipeline = sc->element[_MMCAMCORDER_MAIN_PIPE].gst;
 343         info = sc->info_audio;
 344
 345         _mmcam_dbg_log("");
 346
 347         pipeline = sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst;
 348         audioSrc = sc->encode_element[_MMCAMCORDER_AUDIOSRC_SRC].gst;
 349         switch (cmd) {
 350         case _MMCamcorder_CMD_RECORD:
 351                 /* check status for resume case */
 352                 if (_mmcamcorder_get_state((MMHandleType)hcamcorder) != MM_CAMCORDER_STATE_PAUSED) {
 353                         gboolean storage_validity = FALSE;
 354                         guint imax_size = 0;
 355                         guint imax_time = 0;
 356                         char *target_filename = NULL;
 357                         int filename_length = 0;
 358                         int root_directory_length = 0;
 359
 360                         if (sc->pipeline_time)
 361                                 gst_element_set_start_time(pipeline, sc->pipeline_time);
 362
 363                         sc->pipeline_time = RESET_PAUSE_TIME;
 364
 365                         ret = mm_camcorder_get_attributes(handle, &err_attr_name,
 366                                 MMCAM_TARGET_MAX_SIZE, &imax_size,
 367                                 MMCAM_TARGET_TIME_LIMIT, &imax_time,
 368                                 MMCAM_FILE_FORMAT, &(info->fileformat),
 369                                 MMCAM_TARGET_FILENAME, &target_filename, &filename_length,
 370                                 MMCAM_ROOT_DIRECTORY, &hcamcorder->root_directory, &root_directory_length,
 371                                 NULL);
 372                         if (ret != MM_ERROR_NONE) {
 373                                 _mmcam_dbg_warn("failed to get attribute. (%s:%x)", err_attr_name, ret);
 374                                 SAFE_FREE(err_attr_name);
 375                                 goto _ERR_CAMCORDER_AUDIO_COMMAND;
 376                         }
 377
 378                         if (!target_filename && !hcamcorder->mstream_cb) {
 379                                 _mmcam_dbg_err("filename is not set and muxed stream cb is NULL");
 380                                 ret = MM_ERROR_CAMCORDER_INVALID_ARGUMENT;
 381                                 goto _ERR_CAMCORDER_AUDIO_COMMAND;
 382                         }
 383
 384                         SAFE_G_FREE(info->filename);
 385
 386                         if (target_filename) {
 387                                 info->filename = g_strdup(target_filename);
 388                                 if (!info->filename) {
 389                                         _mmcam_dbg_err("STRDUP was failed for [%s]", target_filename);
 390                                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 391                                 }
 392
 393                                 _mmcam_dbg_log("Record start : file name [%s]", info->filename);
 394
 395                                 MMCAMCORDER_G_OBJECT_SET_POINTER(sc->encode_element[_MMCAMCORDER_ENCSINK_SINK].gst, "location", info->filename);
 396                         } else {
 397                                 _mmcam_dbg_log("Recorded data will be written in [%s]", _MMCamcorder_FILENAME_NULL);
 398                                 MMCAMCORDER_G_OBJECT_SET_POINTER(sc->encode_element[_MMCAMCORDER_ENCSINK_SINK].gst, "location", _MMCamcorder_FILENAME_NULL);
 399                         }
 400
 401                         sc->ferror_send = FALSE;
 402                         sc->ferror_count = 0;
 403                         sc->bget_eos = FALSE;
 404                         sc->muxed_stream_offset = 0;
 405                         info->filesize = 0;
 406
 407                         /* set max size */
 408                         if (imax_size <= 0)
 409                                 info->max_size = 0; /* do not check */
 410                         else
 411                                 info->max_size = ((guint64)imax_size) << 10; /* to byte */
 412
 413                         /* set max time */
 414                         if (imax_time <= 0)
 415                                 info->max_time = 0; /* do not check */
 416                         else
 417                                 info->max_time = ((guint64)imax_time) * 1000; /* to millisecond */
 418
 419                         ret = _mmcamcorder_get_storage_validity(handle, info->filename,
 420                                 _MMCAMCORDER_AUDIO_MINIMUM_SPACE, &storage_validity);
 421                         if (ret != MM_ERROR_NONE || !storage_validity) {
 422                                 _mmcam_dbg_err("storage validation failed[0x%x]:%d", ret, storage_validity);
 423                                 return ret;
 424                         }
 425
 426                         _mmcamcorder_adjust_recording_max_size(info->filename, &info->max_size);
 427                 }
 428
 429                 ret = _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_PLAYING);
 430                 if (ret != MM_ERROR_NONE)
 431                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 432
 433                 break;
 434
 435         case _MMCamcorder_CMD_PAUSE:
 436         {
 437                 GstClock *pipe_clock = NULL;
 438                 int count = 0;
 439
 440                 if (info->b_committing) {
 441                         _mmcam_dbg_warn("now on commiting previous file!!(cmd : %d)", cmd);
 442                         return MM_ERROR_CAMCORDER_CMD_IS_RUNNING;
 443                 }
 444
 445                 for (count = 0 ; count <= _MMCAMCORDER_RETRIAL_COUNT ; count++) {
 446                         if (info->filesize > 0) {
 447                                 break;
 448                         } else if (count == _MMCAMCORDER_RETRIAL_COUNT) {
 449                                 _mmcam_dbg_err("Pause fail, wait 200 ms, but file size is %"G_GUINT64_FORMAT,
 450                                         info->filesize);
 451                                 return MM_ERROR_CAMCORDER_INVALID_CONDITION;
 452                         } else {
 453                                 _mmcam_dbg_warn("Wait for enough audio frame, retry count[%d], file size is %"G_GUINT64_FORMAT,
 454                                         count, info->filesize);
 455                         }
 456                         usleep(_MMCAMCORDER_FRAME_WAIT_TIME);
 457                 }
 458
 459                 ret = _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_PAUSED);
 460                 if (ret != MM_ERROR_NONE)
 461                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 462
 463                 /* FIXME: consider delay. */
 464                 pipe_clock = gst_pipeline_get_clock(GST_PIPELINE(pipeline));
 465                 sc->pipeline_time = gst_clock_get_time(pipe_clock) - gst_element_get_base_time(GST_ELEMENT(pipeline));
 466                 break;
 467         }
 468
 469         case _MMCamcorder_CMD_CANCEL:
 470                 if (info->b_committing) {
 471                         _mmcam_dbg_warn("now on commiting previous file!!(cmd : %d)", cmd);
 472                         return MM_ERROR_CAMCORDER_CMD_IS_RUNNING;
 473                 }
 474
 475                 ret = _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_READY);
 476                 if (ret != MM_ERROR_NONE)
 477                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 478
 479                 if (info->bMuxing)
 480                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, "block", FALSE);
 481                 else
 482                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst, "empty-buffers", FALSE);
 483
 484                 _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_NULL);
 485
 486                 /* Reconstruct audio encoding pipeline,
 487                    because some muxer(ex:avmux_amr) should be created newly for next recording after cancel.
 488                    Otherwise, it returns error when start next recording. */
 489                 _mmcamcorder_destroy_audio_pipeline(handle);
 490                 ret = _mmcamcorder_create_audio_pipeline(handle);
 491
 492                 sc->pipeline_time = 0;
 493                 sc->pause_time = 0;
 494                 sc->isMaxsizePausing = FALSE;
 495                 sc->isMaxtimePausing = FALSE;
 496
 497                 if (info->filename) {
 498                         _mmcam_dbg_log("file delete(%s)", info->filename);
 499                         unlink(info->filename);
 500                         SAFE_G_FREE(info->filename);
 501                 }
 502                 break;
 503
 504         case _MMCamcorder_CMD_COMMIT:
 505         {
 506                 int count = 0;
 507                 guint64 free_space = 0;
 508                 _mmcam_dbg_log("_MMCamcorder_CMD_COMMIT");
 509
 510                 if (info->b_committing) {
 511                         _mmcam_dbg_warn("now on commiting previous file!!(cmd : %d)", cmd);
 512                         return MM_ERROR_CAMCORDER_CMD_IS_RUNNING;
 513                 } else {
 514                         _mmcam_dbg_log("_MMCamcorder_CMD_COMMIT : start");
 515                         info->b_committing = TRUE;
 516                 }
 517
 518                 for (count = 0 ; count <= _MMCAMCORDER_RETRIAL_COUNT ; count++) {
 519                         if (info->filesize > 0) {
 520                                 break;
 521                         } else if (count == _MMCAMCORDER_RETRIAL_COUNT) {
 522                                 _mmcam_dbg_err("Commit fail, waited 200 ms, but file size is %"G_GUINT64_FORMAT, info->filesize);
 523                                         info->b_committing = FALSE;
 524                                 return MM_ERROR_CAMCORDER_INVALID_CONDITION;
 525                         } else {
 526                                 _mmcam_dbg_warn("Waiting for enough audio frame, re-count[%d], file size is %"G_GUINT64_FORMAT,
 527                                         count, info->filesize);
 528                         }
 529                         usleep(_MMCAMCORDER_FRAME_WAIT_TIME);
 530                 }
 531
 532                 _mmcamcorder_get_freespace(hcamcorder->storage_info.type, &free_space);
 533                 if (free_space < _MMCAMCORDER_AUDIO_MINIMUM_SPACE) {
 534                         _mmcam_dbg_warn("_MMCamcorder_CMD_COMMIT out of storage [%" G_GUINT64_FORMAT "]", free_space);
 535                         ret = MM_ERROR_OUT_OF_STORAGE;
 536                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 537                 }
 538
 539                 if (audioSrc) {
 540                         if (gst_element_send_event(audioSrc, gst_event_new_eos()) == FALSE) {
 541                                 _mmcam_dbg_err("send EOS failed");
 542                                 info->b_committing = FALSE;
 543                                 ret = MM_ERROR_CAMCORDER_INTERNAL;
 544                                 goto _ERR_CAMCORDER_AUDIO_COMMAND;
 545                         }
 546
 547                         _mmcam_dbg_log("send EOS done");
 548
 549                         /* for pause -> commit case */
 550                         if (_mmcamcorder_get_state((MMHandleType)hcamcorder) == MM_CAMCORDER_STATE_PAUSED) {
 551                                 ret = _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_PLAYING);
 552                                 if (ret != MM_ERROR_NONE) {
 553                                         info->b_committing = FALSE;
 554                                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 555                                 }
 556                         }
 557                 } else {
 558                         _mmcam_dbg_err("No audio stream source");
 559                         info->b_committing = FALSE;
 560                         ret = MM_ERROR_CAMCORDER_INTERNAL;
 561                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 562                 }
 563
 564                 /* wait until finishing EOS */
 565                 _mmcam_dbg_log("Start to wait EOS");
 566                 if ((ret = _mmcamcorder_get_eos_message(handle)) != MM_ERROR_NONE) {
 567                         info->b_committing = FALSE;
 568                         goto _ERR_CAMCORDER_AUDIO_COMMAND;
 569                 }
 570                 break;
 571         }
 572
 573         case _MMCamcorder_CMD_PREVIEW_START:
 574                 /*MM_CAMCORDER_START_CHANGE_STATE;*/
 575                 break;
 576
 577         case _MMCamcorder_CMD_PREVIEW_STOP:
 578                 /*MM_CAMCORDER_STOP_CHANGE_STATE;*/
 579                 /*void*/
 580                 break;
 581
 582         default:
 583                 ret = MM_ERROR_CAMCORDER_INVALID_ARGUMENT;
 584                 break;
 585         }
 586
 587 _ERR_CAMCORDER_AUDIO_COMMAND:
 588         return ret;
 589 }
 590
 591 int _mmcamcorder_audio_handle_eos(MMHandleType handle)
 592 {
 593         int err = MM_ERROR_NONE;
 594         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
 595         _MMCamcorderSubContext *sc = NULL;
 596         _MMCamcorderAudioInfo *info = NULL;
 597         GstElement *pipeline = NULL;
 598         _MMCamcorderMsgItem msg;
 599         MMCamRecordingReport * report;
 600
 601         mmf_return_val_if_fail(hcamcorder, FALSE);
 602         sc = MMF_CAMCORDER_SUBCONTEXT(handle);
 603
 604         mmf_return_val_if_fail(sc, FALSE);
 605         mmf_return_val_if_fail(sc->info_audio, FALSE);
 606
 607         _mmcam_dbg_err("");
 608
 609         info = sc->info_audio;
 610
 611         pipeline = sc->encode_element[_MMCAMCORDER_ENCODE_MAIN_PIPE].gst;
 612
 613         err = _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_READY);
 614         if (err != MM_ERROR_NONE)
 615                 _mmcam_dbg_warn("Failed:_MMCamcorder_CMD_COMMIT:GST_STATE_READY. err[%x]", err);
 616
 617         /* Send recording report message to application */
 618         msg.id = MM_MESSAGE_CAMCORDER_AUDIO_CAPTURED;
 619         report = (MMCamRecordingReport*) g_malloc(sizeof(MMCamRecordingReport));
 620         if (!report) {
 621                 _mmcam_dbg_err("Recording report fail(%s). Out of memory.", info->filename);
 622                 return FALSE;
 623         }
 624
 625 /* START TAG HERE */
 626         /* MM_AUDIO_CODEC_AAC + MM_FILE_FORMAT_MP4 */
 627         if (info->fileformat == MM_FILE_FORMAT_3GP || info->fileformat == MM_FILE_FORMAT_MP4)
 628                 __mmcamcorder_audio_add_metadata_info_m4a(handle);
 629 /* END TAG HERE */
 630
 631         report->recording_filename = g_strdup(info->filename);
 632         msg.param.data = report;
 633
 634         _mmcamcorder_send_message(handle, &msg);
 635
 636         if (info->bMuxing)
 637                 MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, "block", FALSE);
 638         else
 639                 MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst, "empty-buffers", FALSE);
 640
 641         _mmcamcorder_gst_set_state(handle, pipeline, GST_STATE_NULL);
 642
 643         sc->pipeline_time = 0;
 644         sc->pause_time = 0;
 645         sc->isMaxsizePausing = FALSE;
 646         sc->isMaxtimePausing = FALSE;
 647
 648         SAFE_G_FREE(info->filename);
 649
 650         _mmcam_dbg_err("_MMCamcorder_CMD_COMMIT : end");
 651
 652         info->b_committing = FALSE;
 653
 654         return TRUE;
 655 }
 656
 657
 658 static float
 659 __mmcamcorder_get_decibel(unsigned char* raw, int size, MMCamcorderAudioFormat format)
 660 {
 661         #define MAX_AMPLITUDE_MEAN_16BIT (23170.115738161934)
 662         #define MAX_AMPLITUDE_MEAN_08BIT (89.803909382810)
 663         #define DEFAULT_DECIBEL          (-80.0)
 664
 665         int i = 0;
 666         int depthByte = 0;
 667         int count = 0;
 668
 669         short* pcm16 = 0;
 670         char* pcm8 = 0;
 671
 672         float db = DEFAULT_DECIBEL;
 673         float rms = 0.0;
 674         unsigned long long square_sum = 0;
 675
 676         if (format == MM_CAMCORDER_AUDIO_FORMAT_PCM_S16_LE)
 677                 depthByte = 2;
 678         else            /*MM_CAMCORDER_AUDIO_FORMAT_PCM_U8*/
 679                 depthByte = 1;
 680
 681         for ( ; i < size ; i += (depthByte<<1)) {
 682                 if (depthByte == 1) {
 683                         pcm8 = (char *)(raw + i);
 684                         square_sum += (*pcm8) * (*pcm8);
 685                 } else { /*2byte*/
 686                         pcm16 = (short*)(raw + i);
 687                         square_sum += (*pcm16) * (*pcm16);
 688                 }
 689
 690                 count++;
 691         }
 692
 693         if (count > 0) {
 694                 rms = sqrt((double)square_sum/(double)count);
 695
 696                 if (depthByte == 1)
 697                         db = 20 * log10(rms/MAX_AMPLITUDE_MEAN_08BIT);
 698                 else
 699                         db = 20 * log10(rms/MAX_AMPLITUDE_MEAN_16BIT);
 700         }
 701
 702         /*
 703         _mmcam_dbg_log("size[%d],depthByte[%d],count[%d],rms[%f],db[%f]",
 704                                         size, depthByte, count, rms, db);
 705         */
 706
 707         return db;
 708 }
 709
 710
 711 static GstPadProbeReturn __mmcamcorder_audio_dataprobe_voicerecorder(GstPad *pad, GstPadProbeInfo *info, gpointer u_data)
 712 {
 713         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(u_data);
 714         double volume = 0.0;
 715         int current_state = MM_CAMCORDER_STATE_NONE;
 716         int format = 0;
 717         int channel = 0;
 718         float curdcb = 0.0;
 719         _MMCamcorderMsgItem msg;
 720         int err = MM_ERROR_UNKNOWN;
 721         char *err_name = NULL;
 722         GstBuffer *buffer = GST_PAD_PROBE_INFO_BUFFER(info);
 723         GstMapInfo mapinfo;
 724
 725         mmf_return_val_if_fail(hcamcorder, GST_PAD_PROBE_OK);
 726
 727         current_state = _mmcamcorder_get_state((MMHandleType)hcamcorder);
 728         if (current_state < MM_CAMCORDER_STATE_PREPARE) {
 729                 _mmcam_dbg_warn("Not ready for stream callback");
 730                 return GST_PAD_PROBE_OK;
 731         }
 732
 733         memset(&mapinfo, 0x0, sizeof(GstMapInfo));
 734
 735         /* Set volume to audio input */
 736         err = mm_camcorder_get_attributes((MMHandleType)hcamcorder, &err_name,
 737                 MMCAM_AUDIO_VOLUME, &volume,
 738                 MMCAM_AUDIO_FORMAT, &format,
 739                 MMCAM_AUDIO_CHANNEL, &channel,
 740                 NULL);
 741
 742         if (err < 0) {
 743                 _mmcam_dbg_warn("Get attrs fail. (%s:%x)", err_name, err);
 744                 SAFE_FREE(err_name);
 745                 return err;
 746         }
 747
 748         gst_buffer_map(buffer, &mapinfo, GST_MAP_READWRITE);
 749
 750         if (volume == 0)
 751                 memset(mapinfo.data, 0, mapinfo.size);
 752
 753         /* Get current volume level of real input stream */
 754         curdcb = __mmcamcorder_get_decibel(mapinfo.data, mapinfo.size, format);
 755
 756         msg.id = MM_MESSAGE_CAMCORDER_CURRENT_VOLUME;
 757         msg.param.rec_volume_dB = curdcb;
 758         _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 759
 760         _MMCAMCORDER_LOCK_ASTREAM_CALLBACK(hcamcorder);
 761
 762         /* CALL audio stream callback */
 763         if (hcamcorder->astream_cb && buffer && mapinfo.data && mapinfo.size > 0) {
 764                 MMCamcorderAudioStreamDataType stream;
 765
 766                 /*
 767                 _mmcam_dbg_log("Call audio steramCb, data[%p], format[%d], channel[%d], length[%d], volume_dB[%f]",
 768                         GST_BUFFER_DATA(buffer), format, channel, GST_BUFFER_SIZE(buffer), curdcb);
 769                 */
 770
 771                 stream.data = (void *)mapinfo.data;
 772                 stream.format = format;
 773                 stream.channel = channel;
 774                 stream.length = mapinfo.size;
 775                 stream.timestamp = (unsigned int)(GST_BUFFER_PTS(buffer)/1000000);      /* nano -> msecond */
 776                 stream.volume_dB = curdcb;
 777
 778                 hcamcorder->astream_cb(&stream, hcamcorder->astream_cb_param);
 779         }
 780
 781         _MMCAMCORDER_UNLOCK_ASTREAM_CALLBACK(hcamcorder);
 782
 783         gst_buffer_unmap(buffer, &mapinfo);
 784
 785         return GST_PAD_PROBE_OK;
 786 }
 787
 788
 789 static GstPadProbeReturn __mmcamcorder_audio_dataprobe_record(GstPad *pad, GstPadProbeInfo *info, gpointer u_data)
 790 {
 791         static int count = 0;
 792         guint64 rec_pipe_time = 0;
 793         guint64 free_space = 0;
 794         guint64 buffer_size = 0;
 795         guint64 trailer_size = 0;
 796         unsigned long long remained_time = 0;
 797         int get_trailer_size = 0;
 798
 799         _MMCamcorderSubContext *sc = NULL;
 800         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(u_data);
 801         _MMCamcorderAudioInfo *audioinfo = NULL;
 802         _MMCamcorderMsgItem msg;
 803         GstBuffer *buffer = GST_PAD_PROBE_INFO_BUFFER(info);
 804
 805         mmf_return_val_if_fail(hcamcorder, GST_PAD_PROBE_DROP);
 806         mmf_return_val_if_fail(buffer, GST_PAD_PROBE_DROP);
 807
 808         sc = MMF_CAMCORDER_SUBCONTEXT(hcamcorder);
 809         mmf_return_val_if_fail(sc && sc->info_audio, GST_PAD_PROBE_DROP);
 810         audioinfo = sc->info_audio;
 811
 812         if (sc->isMaxtimePausing || sc->isMaxsizePausing) {
 813                 _mmcam_dbg_warn("isMaxtimePausing[%d],isMaxsizePausing[%d]",
 814                         sc->isMaxtimePausing, sc->isMaxsizePausing);
 815                 return GST_PAD_PROBE_DROP;
 816         }
 817
 818         buffer_size = gst_buffer_get_size(buffer);
 819
 820         if (audioinfo->filesize == 0) {
 821                 if (audioinfo->fileformat == MM_FILE_FORMAT_WAV)
 822                         audioinfo->filesize += 44; /* wave header size */
 823                 else if (audioinfo->fileformat == MM_FILE_FORMAT_AMR)
 824                         audioinfo->filesize += 6; /* amr header size */
 825
 826                 audioinfo->filesize += buffer_size;
 827                 return GST_PAD_PROBE_OK;
 828         }
 829
 830         if (sc->ferror_send) {
 831                 _mmcam_dbg_warn("file write error, drop frames");
 832                 return GST_PAD_PROBE_DROP;
 833         }
 834
 835         /* get trailer size */
 836         get_trailer_size = (
 837                 audioinfo->fileformat == MM_FILE_FORMAT_3GP ||
 838                 audioinfo->fileformat == MM_FILE_FORMAT_MP4 ||
 839                 audioinfo->fileformat == MM_FILE_FORMAT_AAC) ? TRUE : FALSE;
 840         if (get_trailer_size) {
 841                 MMCAMCORDER_G_OBJECT_GET(sc->encode_element[_MMCAMCORDER_ENCSINK_MUX].gst, "expected-trailer-size", &trailer_size);
 842                 /*_mmcam_dbg_log("trailer_size %d", trailer_size);*/
 843         } else {
 844                 trailer_size = 0; /* no trailer */
 845         }
 846
 847         /* to minimizing free space check overhead */
 848         count = count % _MMCAMCORDER_FREE_SPACE_CHECK_INTERVAL;
 849         if (count++ == 0) {
 850                 gint free_space_ret = 0;
 851                 storage_state_e storage_state = STORAGE_STATE_UNMOUNTABLE;
 852
 853                 /* check free space */
 854                 free_space_ret = _mmcamcorder_get_freespace(hcamcorder->storage_info.type, &free_space);
 855                 if (free_space_ret != 0) {
 856                         _mmcam_dbg_err("Error occured. [%d]", free_space_ret);
 857                         if (sc->ferror_count == 2 && sc->ferror_send == FALSE) {
 858                                 sc->ferror_send = TRUE;
 859
 860                                 msg.id = MM_MESSAGE_CAMCORDER_ERROR;
 861                                 msg.param.code = MM_ERROR_FILE_READ;
 862
 863                                 _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 864                         } else {
 865                                 sc->ferror_count++;
 866                         }
 867
 868                         return GST_PAD_PROBE_DROP; /* skip this buffer */
 869                 }
 870
 871                 if (free_space == 0) {
 872                         /* check storage state */
 873                         storage_get_state(hcamcorder->storage_info.id, &storage_state);
 874
 875                         _mmcam_dbg_warn("storage state %d", storage_state);
 876
 877                         if (storage_state == STORAGE_STATE_REMOVED ||
 878                                 storage_state == STORAGE_STATE_UNMOUNTABLE) {
 879                                 _mmcam_dbg_err("storage was removed!");
 880
 881                                 _MMCAMCORDER_LOCK(hcamcorder);
 882
 883                                 if (sc->ferror_send == FALSE) {
 884                                         _mmcam_dbg_err("OUT_OF_STORAGE error");
 885
 886                                         sc->ferror_send = TRUE;
 887
 888                                         _MMCAMCORDER_UNLOCK(hcamcorder);
 889
 890                                         msg.id = MM_MESSAGE_CAMCORDER_ERROR;
 891                                         msg.param.code = MM_ERROR_OUT_OF_STORAGE;
 892
 893                                         _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 894                                 } else {
 895                                         _MMCAMCORDER_UNLOCK(hcamcorder);
 896                                         _mmcam_dbg_warn("error was already sent");
 897                                 }
 898
 899                                 return GST_PAD_PROBE_DROP;
 900                         }
 901                 }
 902
 903                 if (free_space < (guint64)(_MMCAMCORDER_AUDIO_MINIMUM_SPACE + buffer_size + trailer_size)) {
 904                         _mmcam_dbg_warn("No more space for recording!!!");
 905                         _mmcam_dbg_warn("Free Space : [%" G_GUINT64_FORMAT "], file size : [%" G_GUINT64_FORMAT "]",
 906                                 free_space, audioinfo->filesize);
 907
 908                         if (audioinfo->bMuxing)
 909                                 MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, "block", TRUE);
 910                         else
 911                                 MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst, "empty-buffers", TRUE);
 912
 913                         sc->isMaxsizePausing = TRUE;
 914                         msg.id = MM_MESSAGE_CAMCORDER_NO_FREE_SPACE;
 915                         _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 916
 917                         return GST_PAD_PROBE_DROP; /* skip this buffer */
 918                 }
 919         }
 920
 921         if (!GST_CLOCK_TIME_IS_VALID(GST_BUFFER_PTS(buffer))) {
 922                 _mmcam_dbg_err("Buffer timestamp is invalid, check it");
 923                 return GST_PAD_PROBE_DROP;
 924         }
 925
 926         rec_pipe_time = GST_TIME_AS_MSECONDS(GST_BUFFER_PTS(buffer));
 927
 928         /* calculate remained time can be recorded */
 929         if (audioinfo->max_time > 0 && audioinfo->max_time < (remained_time + rec_pipe_time)) {
 930                 remained_time = audioinfo->max_time - rec_pipe_time;
 931         } else if (audioinfo->max_size > 0) {
 932                 long double max_size = (long double)audioinfo->max_size;
 933                 long double current_size = (long double)(audioinfo->filesize + buffer_size + trailer_size);
 934
 935                 remained_time = (unsigned long long)((long double)rec_pipe_time * (max_size/current_size)) - rec_pipe_time;
 936         }
 937
 938         /*_mmcam_dbg_log("remained time : %u", remained_time);*/
 939
 940         /* check max size of recorded file */
 941         if (audioinfo->max_size > 0 &&
 942                         audioinfo->max_size < audioinfo->filesize + buffer_size + trailer_size + _MMCAMCORDER_MMS_MARGIN_SPACE) {
 943                 _mmcam_dbg_warn("Max size!!! Recording is paused.");
 944                 _mmcam_dbg_warn("Max [%" G_GUINT64_FORMAT "], file [%" G_GUINT64_FORMAT "], trailer : [%" G_GUINT64_FORMAT "]", \
 945                         audioinfo->max_size, audioinfo->filesize, trailer_size);
 946
 947                 /* just same as pause status. After blocking two queue, this function will not call again. */
 948                 if (audioinfo->bMuxing)
 949                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, "block", TRUE);
 950                 else
 951                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst, "empty-buffers", TRUE);
 952
 953                 msg.id = MM_MESSAGE_CAMCORDER_RECORDING_STATUS;
 954                 msg.param.recording_status.elapsed = (unsigned long long)rec_pipe_time;
 955                 msg.param.recording_status.filesize = (unsigned long long)((audioinfo->filesize + trailer_size) >> 10);
 956                 msg.param.recording_status.remained_time = 0;
 957                 _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 958
 959                 _mmcam_dbg_warn("Last filesize sent by message : %"G_GUINT64_FORMAT, audioinfo->filesize + trailer_size);
 960
 961                 sc->isMaxsizePausing = TRUE;
 962                 msg.id = MM_MESSAGE_CAMCORDER_MAX_SIZE;
 963                 _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 964
 965                 /* skip this buffer */
 966                 return GST_PAD_PROBE_DROP;
 967         }
 968
 969         /* check recording time limit and send recording status message */
 970         if (audioinfo->max_time > 0 && rec_pipe_time > audioinfo->max_time) {
 971                 _mmcam_dbg_warn("Current time : [%" G_GUINT64_FORMAT "], Maximum time : [%" G_GUINT64_FORMAT "]", \
 972                         rec_pipe_time, audioinfo->max_time);
 973
 974                 if (audioinfo->bMuxing)
 975                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst, "block", TRUE);
 976                 else
 977                         MMCAMCORDER_G_OBJECT_SET(sc->encode_element[_MMCAMCORDER_ENCSINK_AQUE].gst, "empty-buffers", TRUE);
 978
 979                 sc->isMaxtimePausing = TRUE;
 980                 msg.id = MM_MESSAGE_CAMCORDER_TIME_LIMIT;
 981                 _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 982
 983                 /* skip this buffer */
 984                 return GST_PAD_PROBE_DROP;
 985         }
 986
 987         /* send message for recording time and recorded file size */
 988         if (audioinfo->b_committing == FALSE) {
 989                 audioinfo->filesize += buffer_size;
 990
 991                 msg.id = MM_MESSAGE_CAMCORDER_RECORDING_STATUS;
 992                 msg.param.recording_status.elapsed = (unsigned long long)rec_pipe_time;
 993                 msg.param.recording_status.filesize = (unsigned long long)((audioinfo->filesize + trailer_size) >> 10);
 994                 msg.param.recording_status.remained_time = remained_time;
 995                 _mmcamcorder_send_message((MMHandleType)hcamcorder, &msg);
 996
 997                 return GST_PAD_PROBE_OK;
 998         } else {
 999                 /* skip this buffer if commit process has been started */
1000                 return GST_PAD_PROBE_DROP;
1001         }
1002 }
1003
1004 /* START TAG HERE */
1005 static gboolean __mmcamcorder_audio_add_metadata_info_m4a(MMHandleType handle)
1006 {
1007         FILE *f = NULL;
1008         guchar buf[4];
1009         guint64 udta_size = 0;
1010         gint64 current_pos = 0;
1011         gint64 moov_pos = 0;
1012         gint64 udta_pos = 0;
1013         /* supporting audio geo tag for mobile */
1014         int gps_enable = 0;
1015         gdouble longitude = 0;
1016         gdouble latitude = 0;
1017         gdouble altitude = 0;
1018         _MMCamcorderLocationInfo geo_info = {0, 0, 0};
1019         _MMCamcorderLocationInfo loc_info = {0, 0, 0};
1020
1021         char err_msg[128] = {'\0',};
1022
1023         _MMCamcorderAudioInfo *info = NULL;
1024         mmf_camcorder_t *hcamcorder = MMF_CAMCORDER(handle);
1025         _MMCamcorderSubContext *sc = NULL;
1026
1027         mmf_return_val_if_fail(hcamcorder, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
1028         sc = MMF_CAMCORDER_SUBCONTEXT(handle);
1029
1030         mmf_return_val_if_fail(sc, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
1031         mmf_return_val_if_fail(sc->info_audio, MM_ERROR_CAMCORDER_NOT_INITIALIZED);
1032
1033         info = sc->info_audio;
1034         mm_camcorder_get_attributes(handle, NULL,
1035                 MMCAM_TAG_GPS_ENABLE, &gps_enable,
1036                 NULL);
1037
1038         if (gps_enable) {
1039                 mm_camcorder_get_attributes(handle, NULL,
1040                         MMCAM_TAG_LATITUDE, &latitude,
1041                         MMCAM_TAG_LONGITUDE, &longitude,
1042                         MMCAM_TAG_ALTITUDE, &altitude,
1043                         NULL);
1044                 loc_info.longitude = _mmcamcorder_double_to_fix(longitude);
1045                 loc_info.latitude = _mmcamcorder_double_to_fix(latitude);
1046                 loc_info.altitude = _mmcamcorder_double_to_fix(altitude);
1047                 geo_info.longitude = longitude *10000;
1048                 geo_info.latitude = latitude *10000;
1049                 geo_info.altitude = altitude *10000;
1050         }
1051
1052         f = fopen64(info->filename, "rb+");
1053         if (f == NULL) {
1054                 strerror_r(errno, err_msg, 128);
1055                 _mmcam_dbg_err("file open failed [%s]", err_msg);
1056                 return FALSE;
1057         }
1058
1059         /* find udta container.
1060            if, there are udta container, write loci box after that
1061            else, make udta container and write loci box. */
1062         if (_mmcamcorder_find_fourcc(f, MMCAM_FOURCC('u', 'd', 't', 'a'), TRUE)) {
1063                 size_t nread = 0;
1064
1065                 _mmcam_dbg_log("find udta container");
1066
1067                 /* read size */
1068                 if (fseek(f, -8L, SEEK_CUR) != 0)
1069                         goto fail;
1070
1071                 udta_pos = ftello(f);
1072                 if (udta_pos < 0)
1073                         goto ftell_fail;
1074
1075                 nread = fread(&buf, sizeof(char), sizeof(buf), f);
1076
1077                 _mmcam_dbg_log("recorded file fread %zu", nread);
1078
1079                 udta_size = _mmcamcorder_get_container_size(buf);
1080
1081                 /* goto end of udta and write 'smta' box */
1082                 if (fseek(f, (udta_size-4L), SEEK_CUR) != 0)
1083                         goto fail;
1084
1085                 if (gps_enable) {
1086                         if (!_mmcamcorder_write_loci(f, loc_info))
1087                                 goto fail;
1088
1089                         if (!_mmcamcorder_write_geodata(f, geo_info))
1090                                 goto fail;
1091                 }
1092
1093                 current_pos = ftello(f);
1094                 if (current_pos < 0)
1095                         goto ftell_fail;
1096
1097                 if (!_mmcamcorder_update_size(f, udta_pos, current_pos))
1098                         goto fail;
1099         } else {
1100                 _mmcam_dbg_log("No udta container");
1101                 if (fseek(f, 0, SEEK_END) != 0)
1102                         goto fail;
1103
1104                 if (!_mmcamcorder_write_udta(f, gps_enable, loc_info, geo_info))
1105                         goto fail;
1106         }
1107
1108         /* find moov container.
1109            update moov container size. */
1110         if ((current_pos = ftello(f)) < 0)
1111                 goto ftell_fail;
1112
1113         if (_mmcamcorder_find_fourcc(f, MMCAM_FOURCC('m', 'o', 'o', 'v'), TRUE)) {
1114
1115                 _mmcam_dbg_log("found moov container");
1116                 if (fseek(f, -8L, SEEK_CUR) != 0)
1117                         goto fail;
1118
1119                 moov_pos = ftello(f);
1120                 if (moov_pos < 0)
1121                         goto ftell_fail;
1122
1123                 if (!_mmcamcorder_update_size(f, moov_pos, current_pos))
1124                         goto fail;
1125
1126         } else {
1127                 _mmcam_dbg_err("No 'moov' container");
1128                 goto fail;
1129         }
1130
1131         fclose(f);
1132
1133         return TRUE;
1134
1135 fail:
1136         fclose(f);
1137         return FALSE;
1138
1139 ftell_fail:
1140         _mmcam_dbg_err("ftell() returns negative value.");
1141         fclose(f);
1142         return FALSE;
1143 }
1144
1145 /* END TAG HERE */
1146