16
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1 |
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2 |
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3 |
#include <stdlib.h>
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4 |
#include <string.h>
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5 |
#include <gst/gst.h>
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6 |
#include "record_play.h"
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7 |
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8 |
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9 |
GstElement *bin;
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10 |
extern int mCurrentState;
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11 |
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12 |
static GstElement *
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13 |
create_video_output ()
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14 |
{
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15 |
static gboolean have_video = FALSE;
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16 |
GstBin *bin;
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17 |
GstElement *queue, *sink;
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18 |
GstPad *pad;
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19 |
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20 |
if (have_video) {
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21 |
//g_print ("Already playing a video stream. Ignoring this one\n");
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22 |
return NULL;
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23 |
}
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24 |
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25 |
/* create a new bin to hold the elements */
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26 |
if((bin = (GstBin*) gst_bin_new (NULL)) == NULL)
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27 |
//bin = (GstBin*) gst_pipeline_new("pipeline");
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28 |
return NULL;
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29 |
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30 |
/* Queue to ensure all streams can push data */
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31 |
queue = gst_element_factory_make ("queue", "q");
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32 |
if(queue == NULL)
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33 |
return NULL;/* Queue should always be available */
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34 |
/* Set the queue to buffer 1/10 of a second of raw video */
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35 |
g_object_set (queue, "max-size-time", (GstClockTime) GST_SECOND / 10,
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36 |
"max-size-bytes", 0, "max-size-buffers", 0, NULL);
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37 |
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38 |
// cs = gst_element_factory_make ("ffmpegcolorspace", "cs");
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39 |
// if (!cs)
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40 |
// goto no_output;
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41 |
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42 |
/* and a video sink */
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43 |
sink = gst_element_factory_make ("fakesink"/*autovideosink*/, "sink");
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44 |
if (!sink)
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45 |
goto no_output;
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46 |
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47 |
/* add objects to the main pipeline */
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48 |
gst_bin_add_many (GST_BIN (bin), queue, sink, NULL);
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49 |
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50 |
/* Link the elements */
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51 |
gst_element_link_many (queue, sink, NULL);
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52 |
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53 |
/* Retrieve the sinkpad from the queue and 'ghost' it onto
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54 |
* the bin so that the caller can find it generically */
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55 |
pad = gst_element_get_pad (queue, "sink");
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56 |
gst_element_add_pad (GST_ELEMENT (bin), gst_ghost_pad_new ("sink", pad));
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57 |
gst_object_unref (pad);
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58 |
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59 |
//have_video = TRUE;
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60 |
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61 |
return GST_ELEMENT (bin);
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63 |
/* ERRORS */
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no_output:
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{
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66 |
//g_print ("Could not create either ffmpegcolorspace or autovideosink for output");
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return NULL;
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}
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69 |
}
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71 |
static GstElement *
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72 |
create_audio_output ()
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73 |
{
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74 |
static gboolean have_audio = FALSE;
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75 |
GstBin *bin;
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76 |
GstElement *queue, *audioconvert,*audioresample, *sink;
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77 |
GstPad *pad;
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78 |
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79 |
if (have_audio) {
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80 |
//g_print ("Already playing an audio stream. Ignoring this one\n");
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81 |
return NULL;
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82 |
}
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83 |
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84 |
/* create a new bin to hold the elements */
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85 |
bin = (GstBin*) gst_bin_new (NULL);
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86 |
if(!bin)
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87 |
goto no_output;
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88 |
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89 |
/* Queue to ensure all streams can push data */
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90 |
queue = gst_element_factory_make ("queue", "q");
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91 |
if (!queue) /* Queue should always be available */
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92 |
goto no_output;
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93 |
/* Set the queue to buffer 1/10 of a second of raw audio */
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94 |
g_object_set (queue, "max-size-time", (GstClockTime) GST_SECOND / 10,
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95 |
"max-size-bytes", 0, "max-size-buffers", 0, NULL);
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96 |
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97 |
/* an audio converter to convert floating-point audio samples to int format */
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98 |
audioconvert = gst_element_factory_make ("audioconvert", "ac");
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if (!audioconvert)
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100 |
goto no_output;
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101 |
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102 |
/* an audio converter to convert floating-point audio samples to int format */
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103 |
audioresample = gst_element_factory_make ("audioresample", "audioresample");
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104 |
if (!audioresample)
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105 |
goto no_output;
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106 |
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107 |
/* and an audio sink */
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108 |
sink = gst_element_factory_make ("autoaudiosink", "sink");
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109 |
if (!sink)
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110 |
goto no_output;
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111 |
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112 |
/* add objects to the bin */
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113 |
gst_bin_add_many (GST_BIN (bin), queue, audioconvert,audioresample, sink, NULL);
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114 |
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115 |
/* link the elements */
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116 |
gst_element_link_many (queue, audioconvert,audioresample, sink, NULL);
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117 |
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118 |
/* Retrieve the sinkpad from the queue element and 'ghost' it onto
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119 |
* the bin so that the caller can find it generically */
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120 |
pad = gst_element_get_pad (queue, "sink");
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121 |
gst_element_add_pad (GST_ELEMENT (bin), gst_ghost_pad_new ("sink", pad));
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122 |
gst_object_unref (pad);
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123 |
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124 |
//have_audio = TRUE;
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125 |
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126 |
return GST_ELEMENT (bin);
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128 |
/* ERRORS */
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129 |
no_output:
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{
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131 |
//g_print ("Could not create either ffmpegcolorspace or autovideosink for output");
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132 |
return NULL;
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133 |
}
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134 |
}
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135 |
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136 |
static void
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137 |
new_decoded_pad (GstElement * element, GstPad * pad, gboolean last,
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138 |
GstBin *top_pipeline)
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139 |
{
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140 |
GstPad *out_pad;
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141 |
GstElement *output = NULL;
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142 |
GstCaps *caps;
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143 |
GstStructure *s;
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144 |
const gchar *stream_type;
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145 |
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146 |
/* Decide which output we are creating based on the stream contents */
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147 |
caps = gst_pad_get_caps (pad);
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148 |
if (caps == NULL) {
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149 |
//g_print ("Decodebin produced an unknown stream - ignoring\n");
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150 |
return;
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151 |
}
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152 |
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153 |
s = gst_caps_get_structure (caps, 0);
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154 |
if(s == NULL)/* Caps on a pad should always have exactly one entry */
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155 |
return;
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156 |
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157 |
stream_type = gst_structure_get_name (s);
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158 |
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159 |
if (g_str_has_prefix (stream_type, "video/x-raw-")) {
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160 |
/* Is a new video stream */
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161 |
//g_print ("Encountered a new video stream\n");
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162 |
output = create_video_output ();
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163 |
}
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164 |
else if (g_str_has_prefix (stream_type, "audio/x-raw-")) {
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165 |
//g_print ("Encountered a new audio stream\n");
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166 |
output = create_audio_output ();
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167 |
}
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168 |
else {
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169 |
//g_print ("Found unknown stream of type %s - ignoring\n", stream_type);
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170 |
}
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171 |
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172 |
/* If no renderer was created, ignore this stream */
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173 |
if (output == NULL)
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174 |
return;
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175 |
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176 |
/* Add the output into our pipeline */
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177 |
gst_bin_add (top_pipeline, output);
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178 |
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179 |
/* If we created a output pipeline, retrieve the sink pad from it */
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180 |
out_pad = gst_element_get_pad (output, "sink");
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181 |
g_return_if_fail (out_pad != NULL);
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182 |
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183 |
/* Attempt to link the new pad to the output */
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184 |
if (gst_pad_link (pad, out_pad) != GST_PAD_LINK_OK) {
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//g_print ("Failed to add the rendering pipeline for this new data stream\n");
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186 |
gst_bin_remove (top_pipeline, output);
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187 |
gst_object_unref (out_pad);
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188 |
return;
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189 |
}
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190 |
gst_object_unref (out_pad);
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191 |
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192 |
/* New output renderer is successfully linked in the pipeline.
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193 |
* Change its state to playing so it is ready to receive data */
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194 |
gst_element_set_state (output, GST_STATE_PLAYING);
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195 |
}
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196 |
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197 |
static void
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198 |
print_tag (const GstTagList * list, const gchar * tag, gpointer unused)
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199 |
{
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200 |
gint i, count;
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201 |
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202 |
count = gst_tag_list_get_tag_size (list, tag);
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203 |
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204 |
for (i = 0; i < count; i++) {
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205 |
gchar *str;
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206 |
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207 |
if (gst_tag_get_type (tag) == G_TYPE_STRING) {
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208 |
if (!gst_tag_list_get_string_index (list, tag, i, &str))
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209 |
g_assert_not_reached ();
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210 |
} else {
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211 |
str =
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212 |
g_strdup_value_contents (gst_tag_list_get_value_index (list, tag, i));
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213 |
}
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214 |
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215 |
if (i == 0) {
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216 |
//g_print (" %15s: %s\n", gst_tag_get_nick (tag), str);
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217 |
} else {
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218 |
//g_print (" : %s\n", str);
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219 |
}
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220 |
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221 |
g_free (str);
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}
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223 |
}
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224 |
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225 |
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226 |
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227 |
static gboolean
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228 |
bus_call (GstBus *bus,
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229 |
GstMessage *message,
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230 |
gpointer data)
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231 |
{
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232 |
switch (GST_MESSAGE_TYPE (message)){
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233 |
case GST_MESSAGE_EOS:
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234 |
gst_message_unref (message);
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235 |
gst_element_set_state (bin, GST_STATE_NULL);
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236 |
/* Unreffing the bin will clean up all its children too */
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237 |
gst_object_unref (bin);
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238 |
mCurrentState = NONE;
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239 |
break;
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240 |
case GST_MESSAGE_ERROR:{
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241 |
GError *gerror;
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242 |
gchar *debug;
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243 |
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244 |
gst_message_parse_error (message, &gerror, &debug);
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245 |
gst_object_default_error (GST_MESSAGE_SRC (message), gerror, debug);
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246 |
gst_message_unref (message);
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247 |
g_error_free (gerror);
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248 |
g_free (debug);
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249 |
gst_element_set_state (bin, GST_STATE_NULL);
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250 |
/* Unreffing the bin will clean up all its children too */
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251 |
gst_object_unref (bin);
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252 |
mCurrentState = NONE;
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253 |
break;
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254 |
}
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255 |
case GST_MESSAGE_WARNING:{
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256 |
GError *gerror;
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257 |
gchar *debug;
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258 |
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259 |
gst_message_parse_warning (message, &gerror, &debug);
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260 |
gst_object_default_error (GST_MESSAGE_SRC (message), gerror, debug);
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261 |
gst_message_unref (message);
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262 |
g_error_free (gerror);
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263 |
g_free (debug);
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264 |
break;
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265 |
}
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266 |
case GST_MESSAGE_TAG:
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267 |
{
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268 |
GstTagList *tags;
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269 |
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270 |
gst_message_parse_tag (message, &tags);
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271 |
if (tags) {
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272 |
//g_print ("TAGS received from element \"%s\".\n",
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273 |
// GST_STR_NULL (GST_ELEMENT_NAME (GST_MESSAGE_SRC (message))));
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274 |
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275 |
gst_tag_list_foreach (tags, print_tag, NULL);
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276 |
gst_tag_list_free (tags);
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277 |
tags = NULL;
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278 |
}
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279 |
break;
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280 |
}
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281 |
default:
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282 |
gst_message_unref (message);
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283 |
break;
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284 |
}
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285 |
return TRUE;
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286 |
}
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287 |
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288 |
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289 |
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290 |
//static void
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291 |
//event_loop (GstElement * pipe)
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292 |
//{
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293 |
// GstBus *bus;
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294 |
// GstMessage *message = NULL;
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295 |
//
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296 |
// bus = gst_element_get_bus (GST_ELEMENT (pipe));
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297 |
//
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298 |
// while (TRUE) {
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299 |
// message = gst_bus_poll (bus, GST_MESSAGE_ANY, -1);
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300 |
//
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301 |
// g_assert (message != NULL);
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302 |
//
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303 |
// switch (message->type) {
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304 |
// case GST_MESSAGE_EOS:
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305 |
// gst_message_unref (message);
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306 |
// return;
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307 |
// case GST_MESSAGE_ERROR:{
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308 |
// GError *gerror;
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309 |
// gchar *debug;
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310 |
//
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311 |
// gst_message_parse_error (message, &gerror, &debug);
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312 |
// gst_object_default_error (GST_MESSAGE_SRC (message), gerror, debug);
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313 |
// gst_message_unref (message);
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314 |
// g_error_free (gerror);
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315 |
// g_free (debug);
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316 |
// return;
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317 |
// }
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318 |
// case GST_MESSAGE_WARNING:{
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319 |
// GError *gerror;
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320 |
// gchar *debug;
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321 |
//
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322 |
// gst_message_parse_warning (message, &gerror, &debug);
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323 |
// gst_object_default_error (GST_MESSAGE_SRC (message), gerror, debug);
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324 |
// gst_message_unref (message);
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325 |
// g_error_free (gerror);
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326 |
// g_free (debug);
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327 |
// break;
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328 |
// }
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329 |
// case GST_MESSAGE_TAG:
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330 |
// {
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331 |
// GstTagList *tags;
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332 |
//
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333 |
// gst_message_parse_tag (message, &tags);
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334 |
// if (tags) {
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335 |
// //g_print ("TAGS received from element \"%s\".\n",
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336 |
// GST_STR_NULL (GST_ELEMENT_NAME (GST_MESSAGE_SRC (message))));
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337 |
//
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338 |
// gst_tag_list_foreach (tags, print_tag, NULL);
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339 |
// gst_tag_list_free (tags);
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340 |
// tags = NULL;
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341 |
// }
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342 |
// break;
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343 |
// }
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344 |
// default:
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345 |
// gst_message_unref (message);
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346 |
// break;
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347 |
// }
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348 |
// }
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349 |
//}
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350 |
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351 |
int
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352 |
gst_play_file (const char* file)
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353 |
{
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354 |
GstElement *filesrc, *decodebin, *sink;
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355 |
GstCaps* caps;
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356 |
//int length = strlen( file );
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357 |
//gst_init (&argc, &argv);
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358 |
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|
359 |
if (file == NULL) {
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360 |
//g_print ("file is not present");
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361 |
goto no_output;
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362 |
}
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363 |
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364 |
//g_print ("Constructing pipeline\n");
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365 |
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366 |
/* create a new bin to hold the elements */
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367 |
bin = gst_pipeline_new ("pipeline");
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368 |
if(!bin)
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369 |
goto no_output;
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370 |
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371 |
/* create a disk reader */
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372 |
filesrc = gst_element_factory_make ("filesrc", "disk_source");
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373 |
if(!filesrc)
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374 |
goto no_output;
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375 |
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376 |
g_object_set (G_OBJECT (filesrc), "location", file, NULL);
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377 |
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|
378 |
if( g_str_has_suffix (file, "raw") )
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|
379 |
{
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|
380 |
sink = gst_element_factory_make ("devsoundsink", "sink");
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|
381 |
caps = gst_caps_new_simple ("audio/x-raw-int",
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382 |
"width", G_TYPE_INT, 16,
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383 |
"depth", G_TYPE_INT, 16,
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384 |
"signed",G_TYPE_BOOLEAN, TRUE,
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|
385 |
"endianness",G_TYPE_INT, G_BYTE_ORDER,
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386 |
"rate", G_TYPE_INT, 8000,
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387 |
"channels", G_TYPE_INT, 1, NULL);
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|
388 |
gst_bin_add_many (GST_BIN (bin), filesrc, sink, NULL);
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389 |
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|
390 |
gst_element_link_filtered (filesrc, sink, caps);
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|
391 |
}
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|
392 |
else if( g_str_has_suffix (file, "g711") )
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|
393 |
{
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|
394 |
sink = gst_element_factory_make ("devsoundsink", "sink");
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|
395 |
caps = gst_caps_new_simple ("audio/x-alaw",
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|
396 |
"width", G_TYPE_INT, 16,
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|
397 |
"depth", G_TYPE_INT, 16,
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|
398 |
"signed",G_TYPE_BOOLEAN, TRUE,
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|
399 |
"endianness",G_TYPE_INT, G_BYTE_ORDER,
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|
400 |
"rate", G_TYPE_INT, 8000,
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|
401 |
"channels", G_TYPE_INT, 1, NULL);
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|
402 |
gst_bin_add_many (GST_BIN (bin), filesrc, sink, NULL);
|
|
403 |
|
|
404 |
gst_element_link_filtered (filesrc, sink, caps);
|
|
405 |
}
|
|
406 |
else if( g_str_has_suffix (file, "g729") )
|
|
407 |
{
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|
408 |
sink = gst_element_factory_make ("devsoundsink", "sink");
|
|
409 |
caps = gst_caps_new_simple ("audio/g729",
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|
410 |
"width", G_TYPE_INT, 16,
|
|
411 |
"depth", G_TYPE_INT, 16,
|
|
412 |
"signed",G_TYPE_BOOLEAN, TRUE,
|
|
413 |
"endianness",G_TYPE_INT, G_BYTE_ORDER,
|
|
414 |
"rate", G_TYPE_INT, 8000,
|
|
415 |
"channels", G_TYPE_INT, 1, NULL);
|
|
416 |
gst_bin_add_many (GST_BIN (bin), filesrc, sink, NULL);
|
|
417 |
|
|
418 |
gst_element_link_filtered (filesrc, sink, caps);
|
|
419 |
}
|
|
420 |
else if( g_str_has_suffix (file, "ilbc") )
|
|
421 |
{
|
|
422 |
sink = gst_element_factory_make ("devsoundsink", "sink");
|
|
423 |
|
|
424 |
caps = gst_caps_new_simple ("audio/ilbc",
|
|
425 |
"width", G_TYPE_INT, 16,
|
|
426 |
"depth", G_TYPE_INT, 16,
|
|
427 |
"signed",G_TYPE_BOOLEAN, TRUE,
|
|
428 |
"endianness",G_TYPE_INT, G_BYTE_ORDER,
|
|
429 |
"rate", G_TYPE_INT, 8000,
|
|
430 |
"channels", G_TYPE_INT, 1, NULL);
|
|
431 |
|
|
432 |
gst_bin_add_many (GST_BIN (bin), filesrc, sink, NULL);
|
|
433 |
|
|
434 |
gst_element_link_filtered (filesrc, sink, caps);
|
|
435 |
}
|
|
436 |
else if( g_str_has_suffix (file, "amr") )
|
|
437 |
{
|
|
438 |
sink = gst_element_factory_make ("devsoundsink", "sink");
|
|
439 |
caps = gst_caps_new_simple ("audio/amr",
|
|
440 |
"width", G_TYPE_INT, 8,
|
|
441 |
"depth", G_TYPE_INT, 8,
|
|
442 |
"signed",G_TYPE_BOOLEAN, TRUE,
|
|
443 |
"endianness",G_TYPE_INT, G_BYTE_ORDER,
|
|
444 |
"rate", G_TYPE_INT, 8000,
|
|
445 |
"channels", G_TYPE_INT, 1, NULL);
|
|
446 |
gst_bin_add_many (GST_BIN (bin), filesrc, sink, NULL);
|
|
447 |
|
|
448 |
//gst_element_link (source, sink);
|
|
449 |
gst_element_link_filtered (filesrc, sink, caps);
|
|
450 |
}
|
|
451 |
|
|
452 |
else
|
|
453 |
{
|
|
454 |
/* Create the decodebin */
|
|
455 |
decodebin = gst_element_factory_make ("decodebin", NULL);
|
|
456 |
if (!decodebin) {
|
|
457 |
//g_print ("could not find the \"decodebin\" element\n");
|
|
458 |
return -1;
|
|
459 |
}
|
|
460 |
|
|
461 |
/* add objects to the main pipeline */
|
|
462 |
gst_bin_add_many (GST_BIN (bin), filesrc, decodebin, NULL);
|
|
463 |
|
|
464 |
/* link the elements. */
|
|
465 |
gst_element_link_many (filesrc, decodebin, NULL);
|
|
466 |
|
|
467 |
/* Connect to decodebin's 'new-decoded-pad' signal to detect when it produces
|
|
468 |
* a new stream */
|
|
469 |
g_signal_connect (G_OBJECT (decodebin), "new-decoded-pad",
|
|
470 |
G_CALLBACK (new_decoded_pad), bin);
|
|
471 |
}
|
|
472 |
|
|
473 |
gst_bus_add_watch( gst_pipeline_get_bus (GST_PIPELINE (bin)), bus_call, NULL);
|
|
474 |
//g_print ("Starting playback\n");
|
|
475 |
/* start playing */
|
|
476 |
gst_element_set_state (bin, GST_STATE_PLAYING);
|
|
477 |
return 0;
|
|
478 |
|
|
479 |
no_output:
|
|
480 |
return -1;
|
|
481 |
|
|
482 |
}
|
|
483 |
|
|
484 |
|
|
485 |
int
|
|
486 |
gst_record_file (int type)
|
|
487 |
{
|
|
488 |
GstElement *audiosrc, *filesink;
|
|
489 |
char* carray = NULL;
|
|
490 |
GstCaps* caps;
|
|
491 |
//g_print ("Constructing pipeline\n");
|
|
492 |
|
|
493 |
/* switch case for recording type*/
|
|
494 |
switch( type )
|
|
495 |
{
|
|
496 |
case RECORD_RAW:
|
|
497 |
caps = gst_caps_new_simple ("audio/x-raw-int",
|
|
498 |
"width", G_TYPE_INT, 16,
|
|
499 |
"depth", G_TYPE_INT, 16,
|
|
500 |
"signed",G_TYPE_BOOLEAN, TRUE,
|
|
501 |
"endianness",G_TYPE_INT, G_BYTE_ORDER,
|
|
502 |
"rate", G_TYPE_INT, 8000,
|
|
503 |
"channels", G_TYPE_INT, 1, NULL);
|
|
504 |
|
|
505 |
carray = "c:\\data\\sounds\\Digital\\record.raw";
|
|
506 |
break;
|
|
507 |
|
|
508 |
case RECORD_AMR:
|
|
509 |
{
|
|
510 |
return gst_record_amr();
|
|
511 |
}
|
|
512 |
break;
|
|
513 |
|
|
514 |
case RECORD_G711:
|
|
515 |
|
|
516 |
caps = gst_caps_new_simple ("audio/x-alaw",
|
|
517 |
"width", G_TYPE_INT, 8,
|
|
518 |
"depth", G_TYPE_INT, 8,
|
|
519 |
"signed",G_TYPE_BOOLEAN, TRUE,
|
|
520 |
"endianness",G_TYPE_INT, G_BYTE_ORDER,
|
|
521 |
"rate", G_TYPE_INT, 8000,
|
|
522 |
"channels", G_TYPE_INT, 1, NULL);
|
|
523 |
|
|
524 |
carray = "c:\\data\\sounds\\Digital\\record.g711";
|
|
525 |
break;
|
|
526 |
|
|
527 |
case RECORD_G729: //
|
|
528 |
|
|
529 |
caps = gst_caps_new_simple ("audio/g729",
|
|
530 |
"width", G_TYPE_INT, 16,
|
|
531 |
"depth", G_TYPE_INT, 16,
|
|
532 |
"signed",G_TYPE_BOOLEAN, TRUE,
|
|
533 |
"endianness",G_TYPE_INT, G_BYTE_ORDER,
|
|
534 |
"rate", G_TYPE_INT, 8000,
|
|
535 |
"channels", G_TYPE_INT, 1, NULL);
|
|
536 |
|
|
537 |
carray = "c:\\data\\sounds\\Digital\\record.g729";
|
|
538 |
break;
|
|
539 |
|
|
540 |
case RECORD_ILBC: //
|
|
541 |
|
|
542 |
caps = gst_caps_new_simple ("audio/ilbc",
|
|
543 |
"width", G_TYPE_INT, 16,
|
|
544 |
"depth", G_TYPE_INT, 16,
|
|
545 |
"signed",G_TYPE_BOOLEAN, TRUE,
|
|
546 |
"endianness",G_TYPE_INT, G_BYTE_ORDER,
|
|
547 |
"rate", G_TYPE_INT, 8000,
|
|
548 |
"channels", G_TYPE_INT, 1, NULL);
|
|
549 |
|
|
550 |
carray = "c:\\data\\sounds\\Digital\\record.ilbc";
|
|
551 |
break;
|
|
552 |
case RECORD_WAV:
|
|
553 |
{
|
|
554 |
return gst_record_wav();
|
|
555 |
}
|
|
556 |
break;
|
|
557 |
case RECORD_AAC:
|
|
558 |
{
|
|
559 |
return gst_record_aac();
|
|
560 |
}
|
|
561 |
break;
|
|
562 |
default:
|
|
563 |
return -1;
|
|
564 |
break;
|
|
565 |
}
|
|
566 |
/* create a new bin to hold the elements */
|
|
567 |
bin = gst_pipeline_new ("pipeline");
|
|
568 |
if(!bin)
|
|
569 |
goto no_output;
|
|
570 |
|
|
571 |
/* create a disk reader */
|
|
572 |
audiosrc = gst_element_factory_make ("devsoundsrc", "audio_source");
|
|
573 |
if(!audiosrc)
|
|
574 |
goto no_output;
|
|
575 |
|
|
576 |
/* Create the decodebin */
|
|
577 |
filesink = gst_element_factory_make ("filesink", NULL);
|
|
578 |
if(!filesink)
|
|
579 |
goto no_output;
|
|
580 |
|
|
581 |
g_object_set (G_OBJECT (audiosrc),
|
|
582 |
"blocksize", 1280,
|
|
583 |
NULL);
|
|
584 |
|
|
585 |
g_object_set (G_OBJECT (filesink), "location", carray,"buffer-size",1280, NULL);
|
|
586 |
|
|
587 |
/* add objects to the main pipeline */
|
|
588 |
gst_bin_add_many (GST_BIN (bin), audiosrc, filesink, NULL);
|
|
589 |
|
|
590 |
/* link the elements. */
|
|
591 |
gst_element_link_filtered (audiosrc, filesink, caps);
|
|
592 |
//gst_element_link_many (audiosrc, filesink, NULL);
|
|
593 |
gst_bus_add_watch( gst_pipeline_get_bus (GST_PIPELINE (bin)), bus_call, NULL);
|
|
594 |
|
|
595 |
//g_print ("Starting recoring\n");
|
|
596 |
/* start playing */
|
|
597 |
gst_element_set_state (bin, GST_STATE_PLAYING);
|
|
598 |
|
|
599 |
/* Run event loop listening for bus messages until EOS or ERROR */
|
|
600 |
//event_loop (bin);
|
|
601 |
|
|
602 |
// //g_print ("Finished playback - stopping pipeline\n");
|
|
603 |
//
|
|
604 |
// /* stop the bin */
|
|
605 |
// gst_element_set_state (bin, GST_STATE_NULL);
|
|
606 |
//
|
|
607 |
// /* Unreffing the bin will clean up all its children too */
|
|
608 |
// gst_object_unref (bin);
|
|
609 |
//
|
|
610 |
return 0;
|
|
611 |
no_output:
|
|
612 |
return -1;
|
|
613 |
|
|
614 |
}
|
|
615 |
|
|
616 |
|
|
617 |
int
|
|
618 |
gst_record_wav ()
|
|
619 |
{
|
|
620 |
GstElement *audiosrc, *filesink, *wavenc;
|
|
621 |
char* carray = NULL;
|
|
622 |
GstCaps* caps;
|
|
623 |
|
|
624 |
//g_print ("Constructing pipeline\n");
|
|
625 |
|
|
626 |
/* create a new bin to hold the elements */
|
|
627 |
bin = gst_pipeline_new ("pipeline");
|
|
628 |
if(!bin)
|
|
629 |
goto no_output;
|
|
630 |
|
|
631 |
/* create a disk reader */
|
|
632 |
audiosrc = gst_element_factory_make ("devsoundsrc", "audio_source");
|
|
633 |
if(!audiosrc)
|
|
634 |
goto no_output;
|
|
635 |
|
|
636 |
/* Create the decodebin */
|
|
637 |
filesink = gst_element_factory_make ("filesink", NULL);
|
|
638 |
if(!filesink)
|
|
639 |
goto no_output;
|
|
640 |
|
|
641 |
wavenc = gst_element_factory_make ("wavenc", NULL);
|
|
642 |
if(!wavenc)
|
|
643 |
goto no_output;
|
|
644 |
|
|
645 |
caps = gst_caps_new_simple ("audio/x-raw-int",
|
|
646 |
"width", G_TYPE_INT, 16,
|
|
647 |
"depth", G_TYPE_INT, 16,
|
|
648 |
"signed",G_TYPE_BOOLEAN, TRUE,
|
|
649 |
"endianness",G_TYPE_INT, G_BYTE_ORDER,
|
|
650 |
"rate", G_TYPE_INT, 16000,
|
|
651 |
"channels", G_TYPE_INT, 1, NULL);
|
|
652 |
|
|
653 |
carray = "c:\\data\\sounds\\Digital\\record.wav";
|
|
654 |
|
|
655 |
g_object_set (G_OBJECT (audiosrc),
|
|
656 |
"blocksize", 1280,
|
|
657 |
NULL);
|
|
658 |
|
|
659 |
g_object_set (G_OBJECT (filesink), "location", carray,"buffer-size",1280, NULL);
|
|
660 |
|
|
661 |
/* add objects to the main pipeline */
|
|
662 |
gst_bin_add_many (GST_BIN (bin), audiosrc,wavenc, filesink, NULL);
|
|
663 |
|
|
664 |
/* link the elements. */
|
|
665 |
gst_element_link_filtered (audiosrc, wavenc, caps);
|
|
666 |
gst_element_link (wavenc, filesink);
|
|
667 |
gst_bus_add_watch( gst_pipeline_get_bus (GST_PIPELINE (bin)), bus_call, NULL);
|
|
668 |
//g_print ("Starting recoring\n");
|
|
669 |
/* start playing */
|
|
670 |
gst_element_set_state (bin, GST_STATE_PLAYING);
|
|
671 |
|
|
672 |
return 0;
|
|
673 |
|
|
674 |
no_output:
|
|
675 |
return -1;
|
|
676 |
}
|
|
677 |
|
|
678 |
int gst_pause()
|
|
679 |
{
|
|
680 |
gst_element_set_state (bin, GST_STATE_PAUSED);
|
|
681 |
return 0;
|
|
682 |
}
|
|
683 |
|
|
684 |
int gst_resume()
|
|
685 |
{
|
|
686 |
gst_element_set_state (bin, GST_STATE_PLAYING);
|
|
687 |
return 0;
|
|
688 |
}
|
|
689 |
|
|
690 |
|
|
691 |
int gst_record_stop()
|
|
692 |
{
|
|
693 |
gst_element_send_event (bin, gst_event_new_eos ());
|
|
694 |
//gst_element_set_state (bin, GST_STATE_NULL);
|
|
695 |
return 0;
|
|
696 |
}
|
|
697 |
|
|
698 |
|
|
699 |
int gst_seek()
|
|
700 |
{
|
|
701 |
// need to implement..
|
|
702 |
}
|
|
703 |
|
|
704 |
int gst_get_events()
|
|
705 |
{
|
|
706 |
return g_main_context_iteration(NULL, FALSE);
|
|
707 |
//return 0;
|
|
708 |
}
|
|
709 |
|
|
710 |
int gst_unref()
|
|
711 |
{
|
|
712 |
//g_print ("Finished playback - stopping pipeline\n");
|
|
713 |
/* stop the bin */
|
|
714 |
gst_element_set_state (bin, GST_STATE_NULL);
|
|
715 |
/* Unreffing the bin will clean up all its children too */
|
|
716 |
gst_object_unref (bin);
|
|
717 |
return 0;
|
|
718 |
}
|
|
719 |
|
|
720 |
int gst_record_aac()
|
|
721 |
{
|
|
722 |
GstElement *audiosrc,*filesink,*aacenc, *mp4mux;
|
|
723 |
GstBus *bus;
|
|
724 |
GstPad *mp4sinkpad,*aacencsrcpad;
|
|
725 |
char* carray = NULL;
|
|
726 |
GstCaps* caps;
|
|
727 |
|
|
728 |
/*create a pipeline*/
|
|
729 |
bin = gst_pipeline_new ("pipeline");
|
|
730 |
if(!bin)
|
|
731 |
goto no_output;
|
|
732 |
/* create a disk reader */
|
|
733 |
audiosrc = gst_element_factory_make ("devsoundsrc", "audio_source");
|
|
734 |
if(!audiosrc)
|
|
735 |
goto no_output;
|
|
736 |
|
|
737 |
/* Create the decodebin */
|
|
738 |
filesink = gst_element_factory_make ("filesink", NULL);
|
|
739 |
if(!filesink)
|
|
740 |
goto no_output;
|
|
741 |
//setting num-buffers
|
|
742 |
//g_object_set (G_OBJECT (audiosrc), "num-buffers", 5000 , NULL);
|
|
743 |
g_object_set (G_OBJECT (audiosrc),
|
|
744 |
"blocksize", 1280,
|
|
745 |
NULL);
|
|
746 |
|
|
747 |
aacenc = gst_element_factory_make("nokiaaacenc", "nokiaaacenc");
|
|
748 |
if(!aacenc)
|
|
749 |
goto no_output;
|
|
750 |
mp4mux = gst_element_factory_make("mp4mux", "mp4mux");
|
|
751 |
if(!mp4mux)
|
|
752 |
goto no_output;
|
|
753 |
caps = gst_caps_new_simple("audio/x-raw-int",
|
|
754 |
"width", G_TYPE_INT, 16,
|
|
755 |
"depth", G_TYPE_INT, 16,
|
|
756 |
"signed",G_TYPE_BOOLEAN, TRUE,
|
|
757 |
"endianness",G_TYPE_INT, G_BYTE_ORDER,
|
|
758 |
"rate", G_TYPE_INT, 8000,
|
|
759 |
"channels", G_TYPE_INT, 1, NULL);
|
|
760 |
carray = "c:\\data\\sounds\\Digital\\record.mp4";
|
|
761 |
|
|
762 |
|
|
763 |
g_object_set(G_OBJECT (filesink), "location", carray, NULL);
|
|
764 |
bus = gst_pipeline_get_bus(GST_PIPELINE (bin));
|
|
765 |
|
|
766 |
gst_bus_add_watch(bus, bus_call, NULL);
|
|
767 |
|
|
768 |
gst_object_unref(bus);
|
|
769 |
|
|
770 |
|
|
771 |
//add objects to the main pipeline
|
|
772 |
gst_bin_add_many(GST_BIN (bin),audiosrc,aacenc,mp4mux,filesink, NULL);
|
|
773 |
|
|
774 |
gst_element_link_filtered (audiosrc, aacenc, caps);
|
|
775 |
|
|
776 |
mp4sinkpad = gst_element_get_request_pad( mp4mux, "audio_%d");
|
|
777 |
|
|
778 |
aacencsrcpad = gst_element_get_pad( aacenc, "src");
|
|
779 |
if (gst_pad_link (aacencsrcpad,mp4sinkpad) != GST_PAD_LINK_OK) {
|
|
780 |
|
|
781 |
g_print("gst_pad_link (aacencsrcpad,mp4sinkpad) failed");
|
|
782 |
|
|
783 |
return -1;
|
|
784 |
}
|
|
785 |
//gst_element_link (aacenc, filesink);
|
|
786 |
gst_element_link (mp4mux, filesink);
|
|
787 |
|
|
788 |
gst_caps_unref (caps);
|
|
789 |
|
|
790 |
|
|
791 |
gst_element_set_state(bin, GST_STATE_PLAYING);
|
|
792 |
|
|
793 |
return 0;
|
|
794 |
no_output:
|
|
795 |
return -1;
|
|
796 |
}
|
|
797 |
|
|
798 |
int gst_record_amr()
|
|
799 |
{
|
|
800 |
GstElement *audiosrc, *filesink, *amrmux;
|
|
801 |
GstBus *bus;
|
|
802 |
char* carray = NULL;
|
|
803 |
GstCaps* caps;
|
|
804 |
/* create a new bin to hold the elements */
|
|
805 |
bin = gst_pipeline_new ("pipeline");
|
|
806 |
if(!bin)
|
|
807 |
goto no_output;
|
|
808 |
//g_print ("pipeline created");
|
|
809 |
audiosrc = gst_element_factory_make ("devsoundsrc", "audio_source");
|
|
810 |
// encoder = gst_element_factory_make ("wavenc", NULL);
|
|
811 |
if(!audiosrc)
|
|
812 |
goto no_output;
|
|
813 |
|
|
814 |
amrmux = gst_element_factory_make ("amrmux", "muxer");
|
|
815 |
if(!amrmux)
|
|
816 |
goto no_output;
|
|
817 |
|
|
818 |
filesink = gst_element_factory_make("filesink", "filesink");
|
|
819 |
if(!filesink)
|
|
820 |
goto no_output;
|
|
821 |
|
|
822 |
caps = gst_caps_new_simple ("audio/amr",
|
|
823 |
"width", G_TYPE_INT, 8,
|
|
824 |
"depth", G_TYPE_INT, 8,
|
|
825 |
"signed",G_TYPE_BOOLEAN, TRUE,
|
|
826 |
"endianness",G_TYPE_INT, G_BYTE_ORDER,
|
|
827 |
"rate", G_TYPE_INT, 8000,
|
|
828 |
"channels", G_TYPE_INT, 1, NULL);
|
|
829 |
carray = "c:\\data\\sounds\\Digital\\record.amr";
|
|
830 |
|
|
831 |
g_object_set (G_OBJECT (audiosrc),
|
|
832 |
"blocksize", 1280,
|
|
833 |
NULL);
|
|
834 |
|
|
835 |
g_object_set(G_OBJECT (filesink), "location", carray, NULL);
|
|
836 |
|
|
837 |
bus = gst_pipeline_get_bus (GST_PIPELINE (bin));
|
|
838 |
gst_bus_add_watch (bus, bus_call, NULL);
|
|
839 |
gst_object_unref (bus);
|
|
840 |
|
|
841 |
|
|
842 |
/* add objects to the main pipeline */
|
|
843 |
gst_bin_add_many(GST_BIN (bin),audiosrc,amrmux,filesink , NULL);
|
|
844 |
/* link the elements */
|
|
845 |
gst_element_link_filtered (audiosrc, amrmux, caps);
|
|
846 |
|
|
847 |
gst_element_link( amrmux, filesink );
|
|
848 |
|
|
849 |
gst_element_set_state (bin, GST_STATE_PLAYING);
|
|
850 |
|
|
851 |
return 0;
|
|
852 |
no_output:
|
|
853 |
return -1;
|
|
854 |
|
|
855 |
}
|