src/include/mm_player_gst.h

   1 /*
   2  * libmm-player
   3  *
   4  * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
   5  *
   6  * Contact: JongHyuk Choi <jhchoi.choi@samsung.com>, heechul jeon <heechul.jeon@samsung.co>,
   7  * YoungHwan An <younghwan_.an@samsung.com>, Eunhae Choi <eunhae1.choi@samsung.com>
   8  *
   9  * Licensed under the Apache License, Version 2.0 (the "License");
  10  * you may not use this file except in compliance with the License.
  11  * You may obtain a copy of the License at
  12  *
  13  * http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  *
  21  */
  22
  23 #ifndef __MM_PLAYER_GST_H__
  24 #define __MM_PLAYER_GST_H__
  25
  26 /*=======================================================================================
  27 | INCLUDE FILES                                                                         |
  28 ========================================================================================*/
  29 #include <mm_types.h>
  30 #include "mm_player_priv.h"
  31
  32 #ifdef __cplusplus
  33 extern "C"
  34 {
  35 #endif
  36
  37 /* get caps info */
  38 #define MMPLAYER_GST_GET_CAPS_INFO(x_caps, x_str, x_name, x_ret) \
  39         do { \
  40                 x_ret = TRUE; \
  41                 if (!(x_caps)) { \
  42                         LOGE("input caps is NULL"); \
  43                         x_ret = FALSE; \
  44                         break; \
  45                 } \
  46                 x_str = gst_caps_get_structure(x_caps, 0); \
  47                 if (x_str) \
  48                         x_name = gst_structure_get_name(x_str); \
  49                 if (!(x_str) || !(x_name)) { \
  50                         LOGE("failed to get caps info"); \
  51                         x_ret = FALSE; \
  52                 } \
  53         } while (0)
  54
  55 #define MMPLAYER_GST_GET_CAPS_INFO_FROM_PAD(x_pad, x_caps, x_str, x_name, x_ret) \
  56         do { \
  57                 x_caps = gst_pad_get_current_caps(x_pad); \
  58                 if (!(x_caps)) \
  59                         x_caps = gst_pad_query_caps(x_pad, NULL); \
  60                 MMPLAYER_GST_GET_CAPS_INFO(x_caps, x_str, x_name, x_ret); \
  61         } while (0)
  62
  63 /*=======================================================================================
  64 | GLOBAL FUNCTION PROTOTYPES                                                            |
  65 ========================================================================================*/
  66
  67 int _mmplayer_gst_set_state(mmplayer_t *player, GstElement *element,  GstState state, gboolean async, gint timeout);
  68
  69 int _mmplayer_gst_start(mmplayer_t *player);
  70 int _mmplayer_gst_stop(mmplayer_t *player);
  71 int _mmplayer_gst_pause(mmplayer_t *player, gboolean async);
  72 int _mmplayer_gst_resume(mmplayer_t *player, gboolean async);
  73 gboolean _mmplayer_gst_send_event_to_sink(mmplayer_t *player, GstEvent *event);
  74 gboolean _mmplayer_gst_seek(mmplayer_t *player, GstElement *element, gdouble rate,
  75                         GstFormat format, GstSeekFlags flags, GstSeekType cur_type,
  76                         gint64 cur, GstSeekType stop_type, gint64 stop);
  77 int _mmplayer_gst_set_position(mmplayer_t *player, gint64 position, gboolean internal_called);
  78 int _mmplayer_gst_get_position(mmplayer_t *player, gint64 *position);
  79 int _mmplayer_gst_get_buffer_position(mmplayer_t *player, int *start_pos, int *end_pos);
  80 GstElement *_mmplayer_gst_create_source(mmplayer_t *player);
  81 int _mmplayer_gst_build_es_pipeline(mmplayer_t *player);
  82 int _mmplayer_gst_build_pipeline(mmplayer_t *player);
  83 int _mmplayer_gst_build_pipeline_with_src(mmplayer_t *player);
  84 int _mmplayer_gst_add_bus_watch(mmplayer_t *player);
  85 void _mmplayer_activate_next_source(mmplayer_t *player, GstState target);
  86
  87 #ifdef __cplusplus
  88 }
  89 #endif
  90
  91 #endif /* __MM_PLAYER_GST_H__ */