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1 /* GStreamer |
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2 * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu> |
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3 * 2000 Wim Taymans <wtay@chello.be> |
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4 * |
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5 * gstpipeline.h: Header for GstPipeline element |
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6 * |
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7 * This library is free software; you can redistribute it and/or |
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8 * modify it under the terms of the GNU Library General Public |
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9 * License as published by the Free Software Foundation; either |
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10 * version 2 of the License, or (at your option) any later version. |
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11 * |
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12 * This library is distributed in the hope that it will be useful, |
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13 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 * Library General Public License for more details. |
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16 * |
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17 * You should have received a copy of the GNU Library General Public |
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18 * License along with this library; if not, write to the |
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19 * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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20 * Boston, MA 02111-1307, USA. |
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21 */ |
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22 |
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23 |
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24 #ifndef __GST_PIPELINE_H__ |
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25 #define __GST_PIPELINE_H__ |
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26 |
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27 #include <gst/gstbin.h> |
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28 |
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29 G_BEGIN_DECLS |
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30 |
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31 #define GST_TYPE_PIPELINE (gst_pipeline_get_type ()) |
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32 #define GST_PIPELINE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_PIPELINE, GstPipeline)) |
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33 #define GST_IS_PIPELINE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_PIPELINE)) |
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34 #define GST_PIPELINE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_PIPELINE, GstPipelineClass)) |
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35 #define GST_IS_PIPELINE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_PIPELINE)) |
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36 #define GST_PIPELINE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_PIPELINE, GstPipelineClass)) |
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37 #define GST_PIPELINE_CAST(obj) ((GstPipeline*)(obj)) |
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38 |
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39 typedef struct _GstPipeline GstPipeline; |
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40 typedef struct _GstPipelineClass GstPipelineClass; |
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41 typedef struct _GstPipelinePrivate GstPipelinePrivate; |
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42 |
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43 /** |
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44 * GstPipelineFlags: |
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45 * @GST_PIPELINE_FLAG_FIXED_CLOCK: this pipeline works with a fixed clock |
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46 * @GST_PIPELINE_FLAG_LAST: offset to define more flags |
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47 * |
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48 * Pipeline flags |
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49 */ |
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50 typedef enum { |
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51 GST_PIPELINE_FLAG_FIXED_CLOCK = (GST_BIN_FLAG_LAST << 0), |
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52 /* padding */ |
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53 GST_PIPELINE_FLAG_LAST = (GST_BIN_FLAG_LAST << 4) |
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54 } GstPipelineFlags; |
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55 |
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56 /** |
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57 * GstPipeline: |
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58 * @fixed_clock: The fixed clock of the pipeline, used when |
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59 * GST_PIPELINE_FLAG_FIXED_CLOCK is set. |
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60 * @stream_time: The stream time of the pipeline. A better name for this |
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61 * property would be the running_time, the total time spent in the |
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62 * PLAYING state without being flushed. |
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63 * @delay: Extra delay added to base_time to compensate for computing delays |
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64 * when setting elements to PLAYING. |
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65 * |
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66 * The #GstPipeline structure. |
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67 */ |
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68 struct _GstPipeline { |
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69 GstBin bin; |
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70 |
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71 /*< public >*/ /* with LOCK */ |
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72 GstClock *fixed_clock; |
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73 |
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74 GstClockTime stream_time; |
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75 GstClockTime delay; |
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76 |
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77 /*< private >*/ |
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78 GstPipelinePrivate *priv; |
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79 |
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80 gpointer _gst_reserved[GST_PADDING-1]; |
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81 }; |
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82 |
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83 struct _GstPipelineClass { |
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84 GstBinClass parent_class; |
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85 |
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86 /*< private >*/ |
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87 gpointer _gst_reserved[GST_PADDING]; |
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88 }; |
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89 #ifdef __SYMBIAN32__ |
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90 IMPORT_C |
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91 #endif |
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92 |
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93 |
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94 GType gst_pipeline_get_type (void); |
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95 #ifdef __SYMBIAN32__ |
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96 IMPORT_C |
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97 #endif |
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98 |
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99 GstElement* gst_pipeline_new (const gchar *name); |
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100 #ifdef __SYMBIAN32__ |
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101 IMPORT_C |
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102 #endif |
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103 |
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104 |
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105 GstBus* gst_pipeline_get_bus (GstPipeline *pipeline); |
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106 #ifdef __SYMBIAN32__ |
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107 IMPORT_C |
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108 #endif |
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109 |
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110 |
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111 void gst_pipeline_set_new_stream_time (GstPipeline *pipeline, GstClockTime time); |
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112 #ifdef __SYMBIAN32__ |
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113 IMPORT_C |
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114 #endif |
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115 |
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116 GstClockTime gst_pipeline_get_last_stream_time (GstPipeline *pipeline); |
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117 #ifdef __SYMBIAN32__ |
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118 IMPORT_C |
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119 #endif |
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120 |
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121 |
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122 void gst_pipeline_use_clock (GstPipeline *pipeline, GstClock *clock); |
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123 #ifdef __SYMBIAN32__ |
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124 IMPORT_C |
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125 #endif |
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126 |
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127 gboolean gst_pipeline_set_clock (GstPipeline *pipeline, GstClock *clock); |
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128 #ifdef __SYMBIAN32__ |
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129 IMPORT_C |
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130 #endif |
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131 |
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132 GstClock* gst_pipeline_get_clock (GstPipeline *pipeline); |
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133 #ifdef __SYMBIAN32__ |
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134 IMPORT_C |
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135 #endif |
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136 |
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137 void gst_pipeline_auto_clock (GstPipeline *pipeline); |
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138 #ifdef __SYMBIAN32__ |
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139 IMPORT_C |
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140 #endif |
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141 |
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142 |
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143 void gst_pipeline_set_delay (GstPipeline *pipeline, GstClockTime delay); |
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144 #ifdef __SYMBIAN32__ |
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145 IMPORT_C |
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146 #endif |
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147 |
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148 GstClockTime gst_pipeline_get_delay (GstPipeline *pipeline); |
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149 #ifdef __SYMBIAN32__ |
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150 IMPORT_C |
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151 #endif |
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152 |
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153 |
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154 void gst_pipeline_set_auto_flush_bus (GstPipeline *pipeline, gboolean auto_flush); |
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155 #ifdef __SYMBIAN32__ |
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156 IMPORT_C |
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157 #endif |
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158 |
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159 gboolean gst_pipeline_get_auto_flush_bus (GstPipeline *pipeline); |
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160 |
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161 G_END_DECLS |
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162 |
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163 #endif /* __GST_PIPELINE_H__ */ |
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164 |