4 * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
6 * Contact: Jeongmo Yang <jm80.yang@samsung.com>
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
12 * http://www.apache.org/licenses/LICENSE-2.0
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.
22 #ifndef __MM_CAMCORDER_INTERNAL_H__
23 #define __MM_CAMCORDER_INTERNAL_H__
25 /*=======================================================================================
27 ========================================================================================*/
32 #include <semaphore.h>
36 #include <mm_attrs_private.h>
37 #include <mm_message.h>
40 #include <gst/video/video-format.h>
42 #include "mm_camcorder.h"
45 /* camcorder sub module */
46 #include "mm_camcorder_attribute.h"
47 #include "mm_camcorder_platform.h"
48 #include "mm_camcorder_stillshot.h"
49 #include "mm_camcorder_videorec.h"
50 #include "mm_camcorder_audiorec.h"
51 #include "mm_camcorder_gstcommon.h"
52 #include "mm_camcorder_exifinfo.h"
53 #include "mm_camcorder_util.h"
54 #include "mm_camcorder_configure.h"
55 #include "mm_camcorder_sound.h"
61 /*=======================================================================================
63 ========================================================================================*/
64 #define _mmcam_dbg_verb(fmt, args...) debug_verbose (" "fmt"\n", ##args);
65 #define _mmcam_dbg_log(fmt, args...) debug_log (" "fmt"\n", ##args);
66 #define _mmcam_dbg_warn(fmt, args...) debug_warning (" "fmt"\n", ##args);
67 #define _mmcam_dbg_err(fmt, args...) debug_error (" "fmt"\n", ##args);
68 #define _mmcam_dbg_crit(fmt, args...) debug_critical (" "fmt"\n", ##args);
71 * Macro for checking validity and debugging
73 #define mmf_return_if_fail( expr ) \
77 _mmcam_dbg_err( "failed [%s]", #expr); \
82 * Macro for checking validity and debugging
84 #define mmf_return_val_if_fail( expr, val ) \
88 _mmcam_dbg_err("failed [%s]", #expr); \
94 * Macro for getting array size
96 #define ARRAY_SIZE(a) (sizeof((a)) / sizeof((a)[0]))
99 /* gstreamer element creation macro */
100 #define _MMCAMCORDER_PIPELINE_MAKE(sub_context, element, eid, name /*char* */, err) \
101 if (element[eid].gst != NULL) { \
102 _mmcam_dbg_err("The element(Pipeline) is existed. element_id=[%d], name=[%s]", eid, name); \
103 gst_object_unref(element[eid].gst); \
105 element[eid].id = eid; \
106 element[eid].gst = gst_pipeline_new(name); \
107 if (element[eid].gst == NULL) { \
108 _mmcam_dbg_err("Pipeline creation fail. element_id=[%d], name=[%s]", eid, name); \
109 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
110 goto pipeline_creation_error; \
112 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
115 #define _MMCAMCORDER_BIN_MAKE(sub_context, element, eid, name /*char* */, err) \
116 if (element[eid].gst != NULL) { \
117 _mmcam_dbg_err("The element(Bin) is existed. element_id=[%d], name=[%s]", eid, name); \
118 gst_object_unref(element[eid].gst); \
120 element[eid].id = eid; \
121 element[eid].gst = gst_bin_new(name); \
122 if (element[eid].gst == NULL) { \
123 _mmcam_dbg_err("Bin creation fail. element_id=[%d], name=[%s]\n", eid, name); \
124 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
125 goto pipeline_creation_error; \
127 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
130 #define _MMCAMCORDER_ELEMENT_MAKE(sub_context, element, eid, name /*char* */, nickname /*char* */, elist, err) \
131 if (element[eid].gst != NULL) { \
132 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
133 gst_object_unref(element[eid].gst); \
135 element[eid].gst = gst_element_factory_make(name, nickname); \
136 if (element[eid].gst == NULL) { \
137 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s]", eid, name); \
138 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
139 goto pipeline_creation_error; \
141 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
142 element[eid].id = eid; \
143 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
144 err = MM_ERROR_NONE; \
146 elist = g_list_append(elist, &(element[eid]));
148 #define _MMCAMCORDER_ELEMENT_MAKE_IGNORE_ERROR(sub_context, element, eid, name /*char* */, nickname /*char* */, elist) \
149 if (element[eid].gst != NULL) { \
150 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
151 gst_object_unref(element[eid].gst); \
153 element[eid].gst = gst_element_factory_make(name, nickname); \
154 if (element[eid].gst == NULL) { \
155 _mmcam_dbg_err("Element creation fail. element_id=[%d], name=[%s], but keep going...", eid, name); \
157 _mmcam_dbg_log("Element creation done. element_id=[%d], name=[%s]", eid, name); \
158 element[eid].id = eid; \
159 g_object_weak_ref(G_OBJECT(element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
160 elist = g_list_append(elist, &(element[eid])); \
163 #define _MMCAMCORDER_ENCODEBIN_ELMGET(sub_context, eid, name /*char* */, err) \
164 if (sub_context->encode_element[eid].gst != NULL) { \
165 _mmcam_dbg_err("The element is existed. element_id=[%d], name=[%s]", eid, name); \
166 gst_object_unref(sub_context->encode_element[eid].gst); \
168 sub_context->encode_element[eid].id = eid; \
169 g_object_get(G_OBJECT(sub_context->encode_element[_MMCAMCORDER_ENCSINK_ENCBIN].gst), name, &(sub_context->encode_element[eid].gst), NULL); \
170 if (sub_context->encode_element[eid].gst == NULL) { \
171 _mmcam_dbg_err("Encode Element get fail. element_id=[%d], name=[%s]", eid, name); \
172 err = MM_ERROR_CAMCORDER_RESOURCE_CREATION; \
173 goto pipeline_creation_error; \
175 gst_object_unref(sub_context->encode_element[eid].gst); \
176 g_object_weak_ref(G_OBJECT(sub_context->encode_element[eid].gst), (GWeakNotify)_mmcamcorder_element_release_noti, sub_context); \
179 /* GStreamer element remove macro */
180 #define _MMCAMCORDER_ELEMENT_REMOVE(element, eid) \
181 if (element[eid].gst != NULL) { \
182 gst_object_unref(element[eid].gst); \
185 #define _MM_GST_ELEMENT_LINK_MANY gst_element_link_many
186 #define _MM_GST_ELEMENT_LINK gst_element_link
187 #define _MM_GST_PAD_LINK gst_pad_link
189 #define _MM_GST_PAD_LINK_UNREF(srcpad, sinkpad, err, if_fail_goto)\
191 GstPadLinkReturn ret = _MM_GST_PAD_LINK(srcpad, sinkpad);\
192 if (ret != GST_PAD_LINK_OK) {\
193 GstObject *src_parent = gst_pad_get_parent(srcpad);\
194 GstObject *sink_parent = gst_pad_get_parent(sinkpad);\
195 char *src_name = NULL;\
196 char *sink_name = NULL;\
197 g_object_get((GObject *)src_parent, "name", &src_name, NULL);\
198 g_object_get((GObject *)sink_parent, "name", &sink_name, NULL);\
199 _mmcam_dbg_err("src[%s] - sink[%s] link failed", src_name, sink_name);\
200 gst_object_unref(src_parent); src_parent = NULL;\
201 gst_object_unref(sink_parent); sink_parent = NULL;\
203 free(src_name); src_name = NULL;\
206 free(sink_name); sink_name = NULL;\
208 gst_object_unref(srcpad); srcpad = NULL;\
209 gst_object_unref(sinkpad); sinkpad = NULL;\
210 err = MM_ERROR_CAMCORDER_GST_LINK;\
213 gst_object_unref(srcpad); srcpad = NULL;\
214 gst_object_unref(sinkpad); sinkpad = NULL;\
217 #define _MM_GST_PAD_UNLINK_UNREF( srcpad, sinkpad) \
218 if (srcpad && sinkpad) { \
219 gst_pad_unlink(srcpad, sinkpad); \
221 _mmcam_dbg_warn("some pad(srcpad:%p,sinkpad:%p) is NULL", srcpad, sinkpad); \
224 gst_object_unref(srcpad); srcpad = NULL; \
227 gst_object_unref(sinkpad); sinkpad = NULL; \
230 #define _MMCAMCORDER_STATE_SET_COUNT 3 /* checking interval */
231 #define _MMCAMCORDER_STATE_CHECK_TOTALTIME 5000000L /* total wating time for state change */
232 #define _MMCAMCORDER_STATE_CHECK_INTERVAL 5000 /* checking interval */
235 * Default videosink type
237 #define _MMCAMCORDER_DEFAULT_VIDEOSINK_TYPE "VideosinkElementX"
240 * Default recording motion rate
242 #define _MMCAMCORDER_DEFAULT_RECORDING_MOTION_RATE 1.0
245 * Total level count of manual focus */
246 #define _MMFCAMCORDER_FOCUS_TOTAL_LEVEL 8
249 * File name length limit
251 #define _MMCamcorder_FILENAME_LEN (512)
254 * Minimum integer value
256 #define _MMCAMCORDER_MIN_INT (INT_MIN)
259 * Maximum integer value
261 #define _MMCAMCORDER_MAX_INT (INT_MAX)
264 * Minimum double value
266 #define _MMCAMCORDER_MIN_DOUBLE (DBL_MIN)
269 * Maximum integer value
271 #define _MMCAMCORDER_MAX_DOUBLE (DBL_MAX)
274 * Audio timestamp margin (msec)
276 #define _MMCAMCORDER_AUDIO_TIME_MARGIN (300)
279 * Functions related with LOCK and WAIT
281 #define _MMCAMCORDER_CAST_MTSAFE(handle) (((mmf_camcorder_t*)handle)->mtsafe)
283 #define _MMCAMCORDER_GET_LOCK(handle) (_MMCAMCORDER_CAST_MTSAFE(handle).lock)
284 #define _MMCAMCORDER_LOCK(handle) pthread_mutex_lock(&_MMCAMCORDER_GET_LOCK(handle))
285 #define _MMCAMCORDER_TRYLOCK(handle) pthread_mutex_trylock(&_MMCAMCORDER_GET_LOCK(handle))
286 #define _MMCAMCORDER_UNLOCK(handle) pthread_mutex_unlock(&_MMCAMCORDER_GET_LOCK(handle))
288 #define _MMCAMCORDER_GET_COND(handle) (_MMCAMCORDER_CAST_MTSAFE(handle).cond)
289 #define _MMCAMCORDER_WAIT(handle) pthread_cond_wait(&_MMCAMCORDER_GET_COND(handle), &_MMCAMCORDER_GET_LOCK(handle))
290 #define _MMCAMCORDER_TIMED_WAIT(handle, timeval) pthread_cond_timedwait(&_MMCAMCORDER_GET_COND(handle), &_MMCAMCORDER_GET_LOCK(handle), timeval)
292 #define _MMCAMCORDER_SIGNAL(handle) pthread_cond_signal(&_MMCAMCORDER_GET_COND(handle))
293 #define _MMCAMCORDER_BROADCAST(handle) pthread_cond_broadcast(&_MMCAMCORDER_GET_COND(handle))
296 #define _MMCAMCORDER_GET_CMD_LOCK(handle) (_MMCAMCORDER_CAST_MTSAFE(handle).cmd_lock)
297 #define _MMCAMCORDER_LOCK_CMD(handle) pthread_mutex_lock(&_MMCAMCORDER_GET_CMD_LOCK(handle))
298 #define _MMCAMCORDER_TRYLOCK_CMD(handle) pthread_mutex_trylock(&_MMCAMCORDER_GET_CMD_LOCK(handle))
299 #define _MMCAMCORDER_UNLOCK_CMD(handle) pthread_mutex_unlock(&_MMCAMCORDER_GET_CMD_LOCK(handle))
302 #define _MMCAMCORDER_GET_ASM_LOCK(handle) (_MMCAMCORDER_CAST_MTSAFE(handle).asm_lock)
303 #define _MMCAMCORDER_LOCK_ASM(handle) pthread_mutex_lock(&_MMCAMCORDER_GET_ASM_LOCK(handle))
304 #define _MMCAMCORDER_TRYLOCK_ASM(handle) pthread_mutex_trylock(&_MMCAMCORDER_GET_ASM_LOCK(handle))
305 #define _MMCAMCORDER_UNLOCK_ASM(handle) pthread_mutex_unlock(&_MMCAMCORDER_GET_ASM_LOCK(handle))
307 /* for state change */
308 #define _MMCAMCORDER_GET_STATE_LOCK(handle) (_MMCAMCORDER_CAST_MTSAFE(handle).state_lock)
309 #define _MMCAMCORDER_LOCK_STATE(handle) pthread_mutex_lock(&_MMCAMCORDER_GET_STATE_LOCK(handle))
310 #define _MMCAMCORDER_TRYLOCK_STATE(handle) pthread_mutex_trylock(&_MMCAMCORDER_GET_STATE_LOCK(handle))
311 #define _MMCAMCORDER_UNLOCK_STATE(handle) pthread_mutex_unlock(&_MMCAMCORDER_GET_STATE_LOCK(handle))
313 /* for gstreamer state change */
314 #define _MMCAMCORDER_GET_GST_STATE_LOCK(handle) (_MMCAMCORDER_CAST_MTSAFE(handle).gst_state_lock)
315 #define _MMCAMCORDER_LOCK_GST_STATE(handle) pthread_mutex_lock(&_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
316 #define _MMCAMCORDER_TRYLOCK_GST_STATE(handle) pthread_mutex_trylock(&_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
317 #define _MMCAMCORDER_UNLOCK_GST_STATE(handle) pthread_mutex_unlock(&_MMCAMCORDER_GET_GST_STATE_LOCK(handle))
319 #define _MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle) (_MMCAMCORDER_CAST_MTSAFE(handle).gst_encode_state_lock)
320 #define _MMCAMCORDER_LOCK_GST_ENCODE_STATE(handle) pthread_mutex_lock(&_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
321 #define _MMCAMCORDER_TRYLOCK_GST_ENCODE_STATE(handle) pthread_mutex_trylock(&_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
322 #define _MMCAMCORDER_UNLOCK_GST_ENCODE_STATE(handle) pthread_mutex_unlock(&_MMCAMCORDER_GET_GST_ENCODE_STATE_LOCK(handle))
324 /* for setting/calling callback */
325 #define _MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle) (_MMCAMCORDER_CAST_MTSAFE(handle).message_cb_lock)
326 #define _MMCAMCORDER_LOCK_MESSAGE_CALLBACK(handle) pthread_mutex_lock(&_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
327 #define _MMCAMCORDER_TRYLOCK_MESSAGE_CALLBACK(handle) pthread_mutex_trylock(&_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
328 #define _MMCAMCORDER_UNLOCK_MESSAGE_CALLBACK(handle) pthread_mutex_unlock(&_MMCAMCORDER_GET_MESSAGE_CALLBACK_LOCK(handle))
330 #define _MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle) (_MMCAMCORDER_CAST_MTSAFE(handle).vcapture_cb_lock)
331 #define _MMCAMCORDER_LOCK_VCAPTURE_CALLBACK(handle) pthread_mutex_lock(&_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
332 #define _MMCAMCORDER_TRYLOCK_VCAPTURE_CALLBACK(handle) pthread_mutex_trylock(&_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
333 #define _MMCAMCORDER_UNLOCK_VCAPTURE_CALLBACK(handle) pthread_mutex_unlock(&_MMCAMCORDER_GET_VCAPTURE_CALLBACK_LOCK(handle))
335 #define _MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle) (_MMCAMCORDER_CAST_MTSAFE(handle).vstream_cb_lock)
336 #define _MMCAMCORDER_LOCK_VSTREAM_CALLBACK(handle) pthread_mutex_lock(&_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
337 #define _MMCAMCORDER_TRYLOCK_VSTREAM_CALLBACK(handle) pthread_mutex_trylock(&_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
338 #define _MMCAMCORDER_UNLOCK_VSTREAM_CALLBACK(handle) pthread_mutex_unlock(&_MMCAMCORDER_GET_VSTREAM_CALLBACK_LOCK(handle))
340 #define _MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle) (_MMCAMCORDER_CAST_MTSAFE(handle).astream_cb_lock)
341 #define _MMCAMCORDER_LOCK_ASTREAM_CALLBACK(handle) pthread_mutex_lock(&_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
342 #define _MMCAMCORDER_TRYLOCK_ASTREAM_CALLBACK(handle) pthread_mutex_trylock(&_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
343 #define _MMCAMCORDER_UNLOCK_ASTREAM_CALLBACK(handle) pthread_mutex_unlock(&_MMCAMCORDER_GET_ASTREAM_CALLBACK_LOCK(handle))
346 * Caster of main handle (camcorder)
348 #define MMF_CAMCORDER(h) (mmf_camcorder_t *)(h)
351 * Caster of subcontext
353 #define MMF_CAMCORDER_SUBCONTEXT(h) (((mmf_camcorder_t *)(h))->sub_context)
355 /* LOCAL CONSTANT DEFINITIONS */
357 * Total Numbers of Attribute values.
358 * If you increase any enum of attribute values, you also have to increase this.
360 #define MM_CAMCORDER_MODE_NUM 3 /**< Number of mode type */
361 #define MM_CAMCORDER_COLOR_TONE_NUM 30 /**< Number of color-tone modes */
362 #define MM_CAMCORDER_WHITE_BALANCE_NUM 10 /**< Number of WhiteBalance modes*/
363 #define MM_CAMCORDER_SCENE_MODE_NUM 16 /**< Number of program-modes */
364 #define MM_CAMCORDER_FOCUS_MODE_NUM 6 /**< Number of focus mode*/
365 #define MM_CAMCORDER_AUTO_FOCUS_NUM 5 /**< Total count of auto focus type*/
366 #define MM_CAMCORDER_FOCUS_STATE_NUM 4 /**< Number of focus state */
367 #define MM_CAMCORDER_ISO_NUM 10 /**< Number of ISO */
368 #define MM_CAMCORDER_AUTO_EXPOSURE_NUM 9 /**< Number of Auto exposure type */
369 #define MM_CAMCORDER_WDR_NUM 3 /**< Number of wide dynamic range */
370 #define MM_CAMCORDER_FLIP_NUM 4 /**< Number of Filp mode */
371 #define MM_CAMCORDER_ROTATION_NUM 4 /**< Number of Rotation mode */
372 #define MM_CAMCORDER_AHS_NUM 4 /**< Number of anti-handshake */
373 #define MM_CAMCORDER_VIDEO_STABILIZATION_NUM 2 /**< Number of video stabilization */
374 #define MM_CAMCORDER_HDR_CAPTURE_NUM 3 /**< Number of HDR capture mode */
375 #define MM_CAMCORDER_GEOMETRY_METHOD_NUM 5 /**< Number of geometry method */
376 #define MM_CAMCORDER_TAG_ORT_NUM 8 /**< Number of tag orientation */
377 #define MM_CAMCORDER_STROBE_MODE_NUM 8 /**< Number of strobe mode type */
378 #define MM_CAMCORDER_STROBE_CONTROL_NUM 3 /**< Number of strobe control type */
379 #define MM_CAMCORDER_DETECT_MODE_NUM 2 /**< Number of detect mode type */
382 /*=======================================================================================
384 ========================================================================================*/
386 * Command for Camcorder.
389 /* Command for Video/Audio recording */
390 _MMCamcorder_CMD_RECORD,
391 _MMCamcorder_CMD_PAUSE,
392 _MMCamcorder_CMD_CANCEL,
393 _MMCamcorder_CMD_COMMIT,
395 /* Command for Image capture */
396 _MMCamcorder_CMD_CAPTURE,
398 /* Command for Preview(Video/Image only effective) */
399 _MMCamcorder_CMD_PREVIEW_START,
400 _MMCamcorder_CMD_PREVIEW_STOP,
407 _MMCamcorder_SINGLE_SHOT,
408 _MMCamcorder_MULTI_SHOT,
412 * Enumerations for manual focus direction.
413 * If focusing mode is not "MM_CAMCORDER_AF_MODE_MANUAL", this value will be ignored.
415 enum MMCamcorderMfLensDir {
416 MM_CAMCORDER_MF_LENS_DIR_FORWARD = 1, /**< Focus direction to forward */
417 MM_CAMCORDER_MF_LENS_DIR_BACKWARD, /**< Focus direction to backward */
418 MM_CAMCORDER_MF_LENS_DIR_NUM, /**< Total number of the directions */
422 * Camcorder Pipeline's Element name.
423 * @note index of element.
426 _MMCAMCORDER_NONE = (-1),
428 /* Main Pipeline Element */
429 _MMCAMCORDER_MAIN_PIPE = 0x00,
431 /* Pipeline element of Video input */
432 _MMCAMCORDER_VIDEOSRC_SRC,
433 _MMCAMCORDER_VIDEOSRC_FILT,
434 _MMCAMCORDER_VIDEOSRC_CLS_QUE,
435 _MMCAMCORDER_VIDEOSRC_CLS,
436 _MMCAMCORDER_VIDEOSRC_CLS_FILT,
437 _MMCAMCORDER_VIDEOSRC_QUE,
438 _MMCAMCORDER_VIDEOSRC_DECODE,
440 /* Pipeline element of Video output */
441 _MMCAMCORDER_VIDEOSINK_QUE,
442 _MMCAMCORDER_VIDEOSINK_CLS,
443 _MMCAMCORDER_VIDEOSINK_SINK,
445 _MMCAMCORDER_PIPELINE_ELEMENT_NUM,
446 } _MMCAMCORDER_PREVIEW_PIPELINE_ELELMENT;
449 * Camcorder Pipeline's Element name.
450 * @note index of element.
453 _MMCAMCORDER_ENCODE_NONE = (-1),
455 /* Main Pipeline Element */
456 _MMCAMCORDER_ENCODE_MAIN_PIPE = 0x00,
458 /* Pipeline element of Audio input */
459 _MMCAMCORDER_AUDIOSRC_BIN,
460 _MMCAMCORDER_AUDIOSRC_SRC,
461 _MMCAMCORDER_AUDIOSRC_FILT,
462 _MMCAMCORDER_AUDIOSRC_QUE,
463 _MMCAMCORDER_AUDIOSRC_CONV,
464 _MMCAMCORDER_AUDIOSRC_VOL,
466 /* Pipeline element of Encodebin */
467 _MMCAMCORDER_ENCSINK_BIN,
468 _MMCAMCORDER_ENCSINK_SRC,
469 _MMCAMCORDER_ENCSINK_FILT,
470 _MMCAMCORDER_ENCSINK_ENCBIN,
471 _MMCAMCORDER_ENCSINK_AQUE,
472 _MMCAMCORDER_ENCSINK_CONV,
473 _MMCAMCORDER_ENCSINK_AENC,
474 _MMCAMCORDER_ENCSINK_AENC_QUE,
475 _MMCAMCORDER_ENCSINK_VQUE,
476 _MMCAMCORDER_ENCSINK_VCONV,
477 _MMCAMCORDER_ENCSINK_VENC,
478 _MMCAMCORDER_ENCSINK_VENC_QUE,
479 _MMCAMCORDER_ENCSINK_ITOG,
480 _MMCAMCORDER_ENCSINK_ICROP,
481 _MMCAMCORDER_ENCSINK_ISCALE,
482 _MMCAMCORDER_ENCSINK_IFILT,
483 _MMCAMCORDER_ENCSINK_IQUE,
484 _MMCAMCORDER_ENCSINK_IENC,
485 _MMCAMCORDER_ENCSINK_MUX,
486 _MMCAMCORDER_ENCSINK_SINK,
488 _MMCAMCORDER_ENCODE_PIPELINE_ELEMENT_NUM,
489 } _MMCAMCORDER_ENCODE_PIPELINE_ELELMENT;
492 _MMCAMCORDER_TASK_THREAD_STATE_NONE,
493 _MMCAMCORDER_TASK_THREAD_STATE_SOUND_PLAY_START,
494 _MMCAMCORDER_TASK_THREAD_STATE_ENCODE_PIPE_CREATE,
495 _MMCAMCORDER_TASK_THREAD_STATE_EXIT,
496 } _MMCamcorderTaskThreadState;
499 * System state change cause
502 _MMCAMCORDER_STATE_CHANGE_NORMAL = 0,
503 _MMCAMCORDER_STATE_CHANGE_BY_ASM,
504 } _MMCamcorderStateChange;
507 /*=======================================================================================
508 | STRUCTURE DEFINITIONS |
509 ========================================================================================*/
511 * MMCamcorder Gstreamer Element
514 unsigned int id; /**< Gstreamer piplinem element name */
515 GstElement *gst; /**< Gstreamer element */
516 } _MMCamcorderGstElement;
519 * MMCamcorder information for KPI measurement
522 int current_fps; /**< current fps of this second */
523 int average_fps; /**< average fps */
524 unsigned int video_framecount; /**< total number of video frame */
525 unsigned int last_framecount; /**< total number of video frame in last measurement */
526 struct timeval init_video_time; /**< time when start to measure */
527 struct timeval last_video_time; /**< last measurement time */
528 } _MMCamcorderKPIMeasure;
531 * MMCamcorder information for Multi-Thread Safe
534 pthread_mutex_t lock; /**< Mutex (for general use) */
535 pthread_cond_t cond; /**< Condition (for general use) */
536 pthread_mutex_t cmd_lock; /**< Mutex (for command) */
537 pthread_mutex_t asm_lock; /**< Mutex (for ASM) */
538 pthread_mutex_t state_lock; /**< Mutex (for state change) */
539 pthread_mutex_t gst_state_lock; /**< Mutex (for gst pipeline state change) */
540 pthread_mutex_t gst_encode_state_lock; /**< Mutex (for gst encode pipeline state change) */
541 pthread_mutex_t message_cb_lock; /**< Mutex (for message callback) */
542 pthread_mutex_t vcapture_cb_lock; /**< Mutex (for video capture callback) */
543 pthread_mutex_t vstream_cb_lock; /**< Mutex (for video stream callback) */
544 pthread_mutex_t astream_cb_lock; /**< Mutex (for audio stream callback) */
545 } _MMCamcorderMTSafe;
549 * MMCamcorder Sub Context
552 bool isMaxsizePausing; /**< Because of size limit, pipeline is paused. */
553 bool isMaxtimePausing; /**< Because of time limit, pipeline is paused. */
554 int element_num; /**< count of element */
555 int encode_element_num; /**< count of encode element */
556 int cam_stability_count; /**< camsensor stability count. the count of frame will drop */
557 GstClockTime pipeline_time; /**< current time of Gstreamer Pipeline */
558 GstClockTime pause_time; /**< amount of time while pipeline is in PAUSE state.*/
559 GstClockTime stillshot_time; /**< pipeline time of capturing moment*/
560 gboolean is_modified_rate; /**< whether recording motion rate is modified or not */
561 gboolean error_occurs; /**< flag for error */
562 int error_code; /**< error code for internal gstreamer error */
563 gboolean ferror_send; /**< file write/seek error **/
564 guint ferror_count; /**< file write/seek error count **/
565 GstClockTime previous_slot_time;
566 int display_interval; /**< This value is set as 'GST_SECOND / display FPS' */
567 gboolean bget_eos; /**< Whether getting EOS */
568 gboolean bencbin_capture; /**< Use Encodebin for capturing */
569 gboolean audio_disable; /**< whether audio is disabled or not when record */
570 int videosrc_rotate; /**< rotate of videosrc */
572 /* For dropping video frame when start recording */
573 int drop_vframe; /**< When this value is bigger than zero and pass_first_vframe is zero, MSL will drop video frame though cam_stability count is bigger then zero. */
574 int pass_first_vframe; /**< When this value is bigger than zero, MSL won't drop video frame though "drop_vframe" is bigger then zero. */
576 /* INI information */
577 unsigned int fourcc; /**< Get fourcc value of camera INI file */
578 _MMCamcorderImageInfo *info_image; /**< extra information for image capture */
579 _MMCamcorderVideoInfo *info_video; /**< extra information for video recording */
580 _MMCamcorderAudioInfo *info_audio; /**< extra information for audio recording */
582 _MMCamcorderGstElement *element; /**< array of preview element */
583 _MMCamcorderGstElement *encode_element; /**< array of encode element */
584 _MMCamcorderKPIMeasure kpi; /**< information related with performance measurement */
586 type_element *VideosinkElement; /**< configure data of videosink element */
587 type_element *VideoconvertElement; /**< configure data of videoconvert element */
588 gboolean SensorEncodedCapture; /**< whether camera sensor support encoded image capture */
589 gboolean internal_encode; /**< whether use internal encoding function */
590 } _MMCamcorderSubContext;
593 * _MMCamcorderContext
595 typedef struct mmf_camcorder {
597 int type; /**< mmcamcorder_mode_type */
598 int device_type; /**< device type */
599 int state; /**< state of camcorder */
600 int target_state; /**< Target state that want to set. This is a flag that
601 * stands for async state changing. If this value differ from state,
602 * it means state is changing now asychronously. */
605 MMHandleType attributes; /**< Attribute handle */
606 _MMCamcorderSubContext *sub_context; /**< sub context */
607 mm_exif_info_t *exif_info; /**< EXIF */
608 GList *buffer_probes; /**< a list of buffer probe handle */
609 GList *event_probes; /**< a list of event probe handle */
610 GList *signals; /**< a list of signal handle */
611 GList *msg_data; /**< a list of msg data */
612 camera_conf *conf_main; /**< Camera configure Main structure */
613 camera_conf *conf_ctrl; /**< Camera configure Control structure */
614 guint pipeline_cb_event_id; /**< Event source ID of pipeline message callback */
615 guint encode_pipeline_cb_event_id; /**< Event source ID of encode pipeline message callback */
616 guint setting_event_id; /**< Event source ID of attributes setting to sensor */
617 SOUND_INFO snd_info; /**< Sound handle for multishot capture */
619 /* callback handlers */
620 MMMessageCallback msg_cb; /**< message callback */
621 void *msg_cb_param; /**< message callback parameter */
622 mm_camcorder_video_stream_callback vstream_cb; /**< Video stream callback */
623 void *vstream_cb_param; /**< Video stream callback parameter */
624 mm_camcorder_audio_stream_callback astream_cb; /**< Audio stream callback */
625 void *astream_cb_param; /**< Audio stream callback parameter */
626 mm_camcorder_video_capture_callback vcapture_cb; /**< Video capture callback */
627 void *vcapture_cb_param; /**< Video capture callback parameter */
628 int (*command)(MMHandleType, int); /**< camcorder's command */
631 mm_cam_attr_construct_info *cam_attrs_const_info; /**< attribute info */
632 conf_info_table* conf_main_info_table[CONFIGURE_CATEGORY_MAIN_NUM]; /** configure info table - MAIN category */
633 conf_info_table* conf_ctrl_info_table[CONFIGURE_CATEGORY_CTRL_NUM]; /** configure info table - CONTROL category */
634 int conf_main_category_size[CONFIGURE_CATEGORY_MAIN_NUM]; /** configure info table size - MAIN category */
635 int conf_ctrl_category_size[CONFIGURE_CATEGORY_CTRL_NUM]; /** configure info table size - CONTROL category */
636 _MMCamcorderMTSafe mtsafe; /**< Thread safe */
637 int state_change_by_system; /**< MSL changes its state by itself because of system */
638 pthread_mutex_t sound_lock; /**< Capture sound mutex */
639 pthread_cond_t sound_cond; /**< Capture sound cond */
640 pthread_mutex_t restart_preview_lock; /**< Capture sound mutex */
641 int use_zero_copy_format; /**< Whether use zero copy format for camera input */
642 int support_media_packet_preview_cb; /**< Whether support zero copy format for camera input */
643 int shutter_sound_policy; /**< shutter sound policy */
644 int brightness_default; /**< default value of brightness */
645 int brightness_step_denominator; /**< denominator of brightness bias step */
646 int support_zsl_capture; /**< support Zero Shutter Lag capture */
647 char *model_name; /**< model name from system info */
648 char *software_version; /**< software_version from system info */
649 int capture_sound_count; /**< count for capture sound */
650 bool stillshot_wide_resolution; /**<to set the capture resolution high*/
652 _MMCamcorderInfoConverting caminfo_convert[CAMINFO_CONVERT_NUM]; /**< converting structure of camera info */
653 _MMCamcorderEnumConvert enum_conv[ENUM_CONVERT_NUM]; /**< enum converting list that is modified by ini info */
655 gboolean capture_in_recording; /**< Flag for capture while recording */
658 pthread_t task_thread; /**< thread for task */
659 pthread_mutex_t task_thread_lock; /**< mutex for task thread */
660 pthread_cond_t task_thread_cond; /**< cond for task thread */
661 _MMCamcorderTaskThreadState task_thread_state; /**< state of task thread */
663 int reserved[4]; /**< reserved */
666 /*=======================================================================================
667 | EXTERN GLOBAL VARIABLE |
668 ========================================================================================*/
670 /*=======================================================================================
671 | GLOBAL FUNCTION PROTOTYPES |
672 ========================================================================================*/
674 * This function creates camcorder for capturing still image and recording.
676 * @param[out] handle Specifies the camcorder handle
677 * @param[in] info Preset information of camcorder
678 * @return This function returns zero on success, or negative value with error code.
679 * @remarks When this function calls successfully, camcorder handle will be filled with a @n
680 * valid value and the state of the camcorder will become MM_CAMCORDER_STATE_NULL.@n
681 * Note that it's not ready to working camcorder. @n
682 * You should call mmcamcorder_realize before starting camcorder.
683 * @see _mmcamcorder_create
685 int _mmcamcorder_create(MMHandleType *handle, MMCamPreset *info);
688 * This function destroys instance of camcorder.
690 * @param[in] hcamcorder Specifies the camcorder handle
691 * @return This function returns zero on success, or negative value with error code.
692 * @see _mmcamcorder_create
694 int _mmcamcorder_destroy(MMHandleType hcamcorder);
697 * This function allocates memory for camcorder.
699 * @param[in] hcamcorder Specifies the camcorder handle
700 * @return This function returns zero on success, or negative value with error code.
701 * @remarks This function can be called successfully when current state is MM_CAMCORDER_STATE_NULL @n
702 * and the state of the camcorder will become MM_CAMCORDER_STATE_READY. @n
703 * Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
704 * @see _mmcamcorder_unrealize
705 * @pre MM_CAMCORDER_STATE_NULL
706 * @post MM_CAMCORDER_STATE_READY
708 int _mmcamcorder_realize(MMHandleType hcamcorder);
711 * This function free allocated memory for camcorder.
713 * @param[in] hcamcorder Specifies the camcorder handle
714 * @return This function returns zero on success, or negative value with error code.
715 * @remarks This function release all resources which are allocated for the camcorder engine.@n
716 * This function can be called successfully when current state is MM_CAMCORDER_STATE_READY and @n
717 * the state of the camcorder will become MM_CAMCORDER_STATE_NULL. @n
718 * Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
719 * @see _mmcamcorder_realize
720 * @pre MM_CAMCORDER_STATE_READY
721 * @post MM_CAMCORDER_STATE_NULL
723 int _mmcamcorder_unrealize(MMHandleType hcamcorder);
726 * This function is to start previewing.
728 * @param[in] hcamcorder Specifies the camcorder handle
729 * @return This function returns zero on success, or negative value with error code.
730 * @remarks This function can be called successfully when current state is MM_CAMCORDER_STATE_READY and @n
731 * the state of the camcorder will become MM_CAMCORDER_STATE_PREPARE. @n
732 * Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
733 * @see _mmcamcorder_stop
735 int _mmcamcorder_start(MMHandleType hcamcorder);
738 * This function is to stop previewing.
740 * @param[in] hcamcorder Specifies the camcorder handle
741 * @return This function returns zero on success, or negative value with error code.
742 * @remarks This function can be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and @n
743 * the state of the camcorder will become MM_CAMCORDER_STATE_READY.@n
744 * Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
745 * @see _mmcamcorder_start
747 int _mmcamcorder_stop(MMHandleType hcamcorder);
750 * This function to start capturing of still images.
752 * @param[in] hcamcorder Specifies the camcorder handle.
753 * @return This function returns zero on success, or negative value with error code.
754 * @remarks This function can be called successfully when current state is MM_CAMCORDER_STATE_PREPARE and @n
755 * the state of the camcorder will become MM_CAMCORDER_STATE_CAPTURING. @n
756 * Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
757 * @see _mmcamcorder_capture_stop
759 int _mmcamcorder_capture_start(MMHandleType hcamcorder);
762 * This function is to stop capturing still images.
764 * @param[in] hcamcorder Specifies the camcorder handle
765 * @return This function returns zero on success, or negative value with error code.
766 * @remarks This function can be called successfully when current state is MM_CAMCORDER_STATE_CAPTURING and @n
767 * the state of the camcorder will become MM_CAMCORDER_STATE_PREPARE. @n
768 * Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
769 * @see _mmcamcorder_capture_start
771 int _mmcamcorder_capture_stop(MMHandleType hcamcorder);
774 * This function is to start video and audio recording.
776 * @param[in] hcamcorder Specifies the camcorder handle
777 * @return This function returns zero on success, or negative value with error code.
778 * @remarks This function can be called successfully when current state is @n
779 * MM_CAMCORDER_STATE_PREPARE or MM_CAMCORDER_STATE_PAUSED and @n
780 * the state of the camcorder will become MM_CAMCORDER_STATE_RECORDING.@n
781 * Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
782 * @see _mmcamcorder_pause
784 int _mmcamcorder_record(MMHandleType hcamcorder);
787 * This function is to pause video and audio recording
789 * @param[in] hcamcorder Specifies the camcorder handle
790 * @return This function returns zero on success, or negative value with error code.
791 * @remarks This function can be called successfully when current state is MM_CAMCORDER_STATE_RECORDING and @n
792 * the state of the camcorder will become MM_CAMCORDER_STATE_PAUSED.@n
793 * Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.@n
794 * @see _mmcamcorder_record
796 int _mmcamcorder_pause(MMHandleType hcamcorder);
799 * This function is to stop video and audio recording and save results.
801 * @param[in] hcamcorder Specifies the camcorder handle
802 * @return This function returns zero on success, or negative value with error code.
803 * @remarks This function can be called successfully when current state is @n
804 * MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and @n
805 * the state of the camcorder will become MM_CAMCORDER_STATE_PREPARE. @n
806 * Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION
807 * @see _mmcamcorder_cancel
809 int _mmcamcorder_commit(MMHandleType hcamcorder);
812 * This function is to stop video and audio recording and do not save results.
814 * @param[in] hcamcorder Specifies the camcorder handle
815 * @return This function returns zero on success, or negative value with error code.
816 * @remarks This function can be called successfully when current state is @n
817 * MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and @n
818 * the state of the camcorder will become MM_CAMCORDER_STATE_PREPARE. @n
819 * Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
820 * @see _mmcamcorder_commit
822 int _mmcamcorder_cancel(MMHandleType hcamcorder);
825 * This function calls after commiting action finished asynchronously.
826 * In this function, remaining process , such as state change, happens.
828 * @param[in] hcamcorder Specifies the camcorder handle
829 * @return This function returns zero on success, or negative value with error code.
830 * @remarks This function can be called successfully when current state is @n
831 * MM_CAMCORDER_STATE_PAUSED or MM_CAMCORDER_STATE_RECORDING and @n
832 * the state of the camcorder will become MM_CAMCORDER_STATE_PREPARE. @n
833 * Otherwise, this function will return MM_ERROR_CAMCORDER_INVALID_CONDITION.
834 * @see _mmcamcorder_commit
836 int _mmcamcorder_commit_async_end(MMHandleType hcamcorder);
839 * This function is to set callback for receiving messages from camcorder.
841 * @param[in] hcamcorder Specifies the camcorder handle
842 * @param[in] callback Specifies the function pointer of callback function
843 * @param[in] user_data Specifies the user poiner for passing to callback function
845 * @return This function returns zero on success, or negative value with error code.
846 * @remarks typedef bool (*mm_message_callback) (int msg, mm_messageType *param, void *user_param);@n
861 * } mm_message_type; @n
863 * If a message value for mm_message_callback is MM_MESSAGE_STATE_CHANGED, @n
864 * state value in mm_message_type will be a mmcamcorder_state_type enum value;@n
866 * If a message value for mm_message_callback is MM_MESSAGE_ERROR, @n
867 * the code value in mm_message_type will be a mmplayer_error_type enum value;
869 * @see mm_message_type, mmcamcorder_state_type, mmcamcorder_error_type
871 int _mmcamcorder_set_message_callback(MMHandleType hcamcorder,
872 MMMessageCallback callback,
876 * This function is to set callback for video stream.
878 * @param[in] hcamcorder Specifies the camcorder handle
879 * @param[in] callback Specifies the function pointer of callback function
880 * @param[in] user_data Specifies the user poiner for passing to callback function
882 * @return This function returns zero on success, or negative value with error code.
883 * @see mmcamcorder_error_type
885 int _mmcamcorder_set_video_stream_callback(MMHandleType hcamcorder,
886 mm_camcorder_video_stream_callback callback,
890 * This function is to set callback for audio stream.
892 * @param[in] hcamcorder Specifies the camcorder handle
893 * @param[in] callback Specifies the function pointer of callback function
894 * @param[in] user_data Specifies the user poiner for passing to callback function
896 * @return This function returns zero on success, or negative value with error code.
897 * @see mmcamcorder_error_type
899 int _mmcamcorder_set_audio_stream_callback(MMHandleType handle,
900 mm_camcorder_audio_stream_callback callback,
904 * This function is to set callback for video capture.
906 * @param[in] hcamcorder Specifies the camcorder handle
907 * @param[in] callback Specifies the function pointer of callback function
908 * @param[in] user_data Specifies the user poiner for passing to callback function
910 * @return This function returns zero on success, or negative value with error code.
911 * @see mmcamcorder_error_type
913 int _mmcamcorder_set_video_capture_callback(MMHandleType hcamcorder,
914 mm_camcorder_video_capture_callback callback,
918 * This function returns current state of camcorder, or negative value with error code.
920 * @param[in] hcamcorder Specifies the camcorder handle.
921 * @return This function returns current state of camcorder, or negative value with error code.
922 * @see mmcamcorder_state_type
924 int _mmcamcorder_get_current_state(MMHandleType hcamcorder);
926 int _mmcamcorder_init_focusing(MMHandleType handle);
927 int _mmcamcorder_adjust_focus(MMHandleType handle, int direction);
928 int _mmcamcorder_adjust_manual_focus(MMHandleType handle, int direction);
929 int _mmcamcorder_adjust_auto_focus(MMHandleType handle);
930 int _mmcamcorder_stop_focusing(MMHandleType handle);
933 * This function gets current state of camcorder.
936 * @return This function returns state of current camcorder context
938 * @see _mmcamcorder_set_state()
941 int _mmcamcorder_streamer_init(void);
944 * This function gets current state of camcorder.
947 * @return This function returns state of current camcorder context
949 * @see _mmcamcorder_set_state()
952 int _mmcamcorder_display_init(void);
955 * This function gets current state of camcorder.
957 * @param[in] handle Handle of camcorder context.
958 * @return This function returns state of current camcorder context
960 * @see _mmcamcorder_set_state()
963 int _mmcamcorder_get_state(MMHandleType handle);
966 * This function sets new state of camcorder.
968 * @param[in] handle Handle of camcorder context.
969 * @param[in] state setting state value of camcorder.
972 * @see _mmcamcorder_get_state()
975 void _mmcamcorder_set_state(MMHandleType handle, int state);
978 * This function gets asynchronous status of MSL Camcroder.
980 * @param[in] handle Handle of camcorder context.
981 * @param[in] target_state setting target_state value of camcorder.
982 * @return This function returns asynchrnous state.
984 * @see _mmcamcorder_set_async_state()
987 int _mmcamcorder_get_async_state(MMHandleType handle);
990 * This function allocates structure of subsidiary attributes.
992 * @param[in] type Allocation type of camcorder context.
993 * @return This function returns structure pointer on success, NULL value on failure.
995 * @see _mmcamcorder_dealloc_subcontext()
998 _MMCamcorderSubContext *_mmcamcorder_alloc_subcontext(int type);
1001 * This function releases structure of subsidiary attributes.
1003 * @param[in] sc Handle of camcorder subcontext.
1006 * @see _mmcamcorder_alloc_subcontext()
1009 void _mmcamcorder_dealloc_subcontext(_MMCamcorderSubContext *sc);
1012 * This function sets command function according to the type.
1014 * @param[in] handle Handle of camcorder context.
1015 * @param[in] type Allocation type of camcorder context.
1016 * @return This function returns MM_ERROR_NONE on success, or other values with error code.
1018 * @see __mmcamcorder_video_command(), __mmcamcorder_audio_command(), __mmcamcorder_image_command()
1021 int _mmcamcorder_set_functions(MMHandleType handle, int type);
1024 * This function is callback function of main pipeline.
1025 * Once this function is registered with certain pipeline using gst_bus_add_watch(),
1026 * this callback will be called every time when there is upcomming message from pipeline.
1027 * Basically, this function is used as error handling function, now.
1029 * @param[in] bus pointer of buf that called this function.
1030 * @param[in] message callback message from pipeline.
1031 * @param[in] data user data.
1032 * @return This function returns true on success, or false value with error
1034 * @see __mmcamcorder_create_preview_pipeline()
1037 gboolean _mmcamcorder_pipeline_cb_message(GstBus *bus, GstMessage *message, gpointer data);
1040 * This function is callback function of main pipeline.
1041 * Once this function is registered with certain pipeline using gst_bus_set_sync_handler(),
1042 * this callback will be called every time when there is upcomming message from pipeline.
1043 * Basically, this function is used as sync error handling function, now.
1045 * @param[in] bus pointer of buf that called this function.
1046 * @param[in] message callback message from pipeline.
1047 * @param[in] data user data.
1048 * @return This function returns true on success, or false value with error
1050 * @see __mmcamcorder_create_preview_pipeline()
1053 GstBusSyncReply _mmcamcorder_pipeline_bus_sync_callback(GstBus *bus, GstMessage *message, gpointer data);
1056 * This function create main pipeline according to type.
1058 * @param[in] handle Handle of camcorder context.
1059 * @param[in] type Allocation type of camcorder context.
1060 * @return This function returns zero on success, or negative value with error code.
1062 * @see _mmcamcorder_destroy_pipeline()
1065 int _mmcamcorder_create_pipeline(MMHandleType handle, int type);
1068 * This function release all element of main pipeline according to type.
1070 * @param[in] handle Handle of camcorder context.
1071 * @param[in] type Allocation type of camcorder context.
1074 * @see _mmcamcorder_create_pipeline()
1077 void _mmcamcorder_destroy_pipeline(MMHandleType handle, int type);
1080 * This function sets gstreamer element status.
1081 * If the gstreamer fails to set status or returns asynchronous mode,
1082 * this function waits for state changed until timeout expired.
1084 * @param[in] pipeline Pointer of pipeline
1085 * @param[in] target_state newly setting status
1086 * @return This function returns zero on success, or negative value with error code.
1091 int _mmcamcorder_gst_set_state(MMHandleType handle, GstElement *pipeline, GstState target_state);
1094 * This function sets gstreamer element status, asynchronously.
1095 * Regardless of processing, it returns immediately.
1097 * @param[in] pipeline Pointer of pipeline
1098 * @param[in] target_state newly setting status
1099 * @return This function returns zero on success, or negative value with error code.
1104 int _mmcamcorder_gst_set_state_async(MMHandleType handle, GstElement *pipeline, GstState target_state);
1106 /* For xvimagesink */
1107 GstBusSyncReply __mmcamcorder_sync_callback(GstBus *bus, GstMessage *message, gulong data);
1109 /* For querying capabilities */
1110 int _mmcamcorder_read_vidsrc_info(int videodevidx, camera_conf **configure_info);
1112 /* for performance check */
1113 void _mmcamcorder_video_current_framerate_init(MMHandleType handle);
1114 int _mmcamcorder_video_current_framerate(MMHandleType handle);
1115 int _mmcamcorder_video_average_framerate(MMHandleType handle);
1121 #endif /* __MM_CAMCORDER_INTERNAL_H__ */