diff options
Diffstat (limited to 'src/conversation/gnunet-helper-audio-playback-gst.c')
-rw-r--r-- | src/conversation/gnunet-helper-audio-playback-gst.c | 383 |
1 files changed, 192 insertions, 191 deletions
diff --git a/src/conversation/gnunet-helper-audio-playback-gst.c b/src/conversation/gnunet-helper-audio-playback-gst.c index 6e16b9791..48f0c5b48 100644 --- a/src/conversation/gnunet-helper-audio-playback-gst.c +++ b/src/conversation/gnunet-helper-audio-playback-gst.c | |||
@@ -81,144 +81,144 @@ static int abort_read; | |||
81 | 81 | ||
82 | 82 | ||
83 | static void | 83 | static void |
84 | sink_child_added(GstChildProxy *child_proxy, | 84 | sink_child_added (GstChildProxy *child_proxy, |
85 | GObject *object, | 85 | GObject *object, |
86 | gchar *name, | 86 | gchar *name, |
87 | gpointer user_data) | 87 | gpointer user_data) |
88 | { | 88 | { |
89 | if (GST_IS_AUDIO_BASE_SRC(object)) | 89 | if (GST_IS_AUDIO_BASE_SRC (object)) |
90 | g_object_set(object, | 90 | g_object_set (object, |
91 | "buffer-time", (gint64)BUFFER_TIME, | 91 | "buffer-time", (gint64) BUFFER_TIME, |
92 | "latency-time", (gint64)LATENCY_TIME, | 92 | "latency-time", (gint64) LATENCY_TIME, |
93 | NULL); | 93 | NULL); |
94 | } | 94 | } |
95 | 95 | ||
96 | 96 | ||
97 | static void | 97 | static void |
98 | ogg_pad_added(GstElement *element, | 98 | ogg_pad_added (GstElement *element, |
99 | GstPad *pad, | 99 | GstPad *pad, |
100 | gpointer data) | 100 | gpointer data) |
101 | { | 101 | { |
102 | GstPad *sinkpad; | 102 | GstPad *sinkpad; |
103 | GstElement *decoder = (GstElement *)data; | 103 | GstElement *decoder = (GstElement *) data; |
104 | 104 | ||
105 | /* We can now link this pad with the opus-decoder sink pad */ | 105 | /* We can now link this pad with the opus-decoder sink pad */ |
106 | sinkpad = gst_element_get_static_pad(decoder, "sink"); | 106 | sinkpad = gst_element_get_static_pad (decoder, "sink"); |
107 | 107 | ||
108 | gst_pad_link(pad, sinkpad); | 108 | gst_pad_link (pad, sinkpad); |
109 | 109 | ||
110 | gst_element_link_many(decoder, conv, resampler, sink, NULL); | 110 | gst_element_link_many (decoder, conv, resampler, sink, NULL); |
111 | 111 | ||
112 | gst_object_unref(sinkpad); | 112 | gst_object_unref (sinkpad); |
113 | } | 113 | } |
114 | 114 | ||
115 | 115 | ||
116 | static void | 116 | static void |
117 | quit() | 117 | quit () |
118 | { | 118 | { |
119 | if (NULL != source) | 119 | if (NULL != source) |
120 | gst_app_src_end_of_stream(GST_APP_SRC(source)); | 120 | gst_app_src_end_of_stream (GST_APP_SRC (source)); |
121 | if (NULL != pipeline) | 121 | if (NULL != pipeline) |
122 | gst_element_set_state(pipeline, GST_STATE_NULL); | 122 | gst_element_set_state (pipeline, GST_STATE_NULL); |
123 | abort_read = 1; | 123 | abort_read = 1; |
124 | } | 124 | } |
125 | 125 | ||
126 | 126 | ||
127 | static gboolean | 127 | static gboolean |
128 | bus_call(GstBus *bus, GstMessage *msg, gpointer data) | 128 | bus_call (GstBus *bus, GstMessage *msg, gpointer data) |
129 | { | 129 | { |
130 | GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, | 130 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, |
131 | "Bus message\n"); | 131 | "Bus message\n"); |
132 | switch (GST_MESSAGE_TYPE(msg)) | 132 | switch (GST_MESSAGE_TYPE (msg)) |
133 | { | 133 | { |
134 | case GST_MESSAGE_EOS: | 134 | case GST_MESSAGE_EOS: |
135 | GNUNET_log(GNUNET_ERROR_TYPE_INFO, | 135 | GNUNET_log (GNUNET_ERROR_TYPE_INFO, |
136 | "End of stream\n"); | 136 | "End of stream\n"); |
137 | quit(); | 137 | quit (); |
138 | break; | 138 | break; |
139 | 139 | ||
140 | case GST_MESSAGE_ERROR: | 140 | case GST_MESSAGE_ERROR: |
141 | { | 141 | { |
142 | gchar *debug; | 142 | gchar *debug; |
143 | GError *error; | 143 | GError *error; |
144 | 144 | ||
145 | gst_message_parse_error(msg, &error, &debug); | 145 | gst_message_parse_error (msg, &error, &debug); |
146 | g_free(debug); | 146 | g_free (debug); |
147 | 147 | ||
148 | GNUNET_log(GNUNET_ERROR_TYPE_ERROR, | 148 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, |
149 | "Error: %s\n", | 149 | "Error: %s\n", |
150 | error->message); | 150 | error->message); |
151 | g_error_free(error); | 151 | g_error_free (error); |
152 | 152 | ||
153 | quit(); | 153 | quit (); |
154 | break; | 154 | break; |
155 | } | 155 | } |
156 | 156 | ||
157 | default: | 157 | default: |
158 | break; | 158 | break; |
159 | } | 159 | } |
160 | 160 | ||
161 | return TRUE; | 161 | return TRUE; |
162 | } | 162 | } |
163 | 163 | ||
164 | 164 | ||
165 | static void | 165 | static void |
166 | signalhandler(int s) | 166 | signalhandler (int s) |
167 | { | 167 | { |
168 | quit(); | 168 | quit (); |
169 | } | 169 | } |
170 | 170 | ||
171 | 171 | ||
172 | static int | 172 | static int |
173 | feed_buffer_to_gst(const char *audio, size_t b_len) | 173 | feed_buffer_to_gst (const char *audio, size_t b_len) |
174 | { | 174 | { |
175 | GstBuffer *b; | 175 | GstBuffer *b; |
176 | gchar *bufspace; | 176 | gchar *bufspace; |
177 | GstFlowReturn flow; | 177 | GstFlowReturn flow; |
178 | 178 | ||
179 | GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, | 179 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, |
180 | "Feeding %u bytes to GStreamer\n", | 180 | "Feeding %u bytes to GStreamer\n", |
181 | (unsigned int)b_len); | 181 | (unsigned int) b_len); |
182 | 182 | ||
183 | bufspace = g_memdup(audio, b_len); | 183 | bufspace = g_memdup (audio, b_len); |
184 | b = gst_buffer_new_wrapped(bufspace, b_len); | 184 | b = gst_buffer_new_wrapped (bufspace, b_len); |
185 | if (NULL == b) | 185 | if (NULL == b) |
186 | { | 186 | { |
187 | GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, | 187 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, |
188 | "Failed to wrap a buffer\n"); | 188 | "Failed to wrap a buffer\n"); |
189 | g_free(bufspace); | 189 | g_free (bufspace); |
190 | return GNUNET_SYSERR; | 190 | return GNUNET_SYSERR; |
191 | } | 191 | } |
192 | flow = gst_app_src_push_buffer(GST_APP_SRC(source), b); | 192 | flow = gst_app_src_push_buffer (GST_APP_SRC (source), b); |
193 | /* They all return GNUNET_OK, because currently player stops when | 193 | /* They all return GNUNET_OK, because currently player stops when |
194 | * data stops coming. This might need to be changed for the player | 194 | * data stops coming. This might need to be changed for the player |
195 | * to also stop when pipeline breaks. | 195 | * to also stop when pipeline breaks. |
196 | */ | 196 | */ |
197 | switch (flow) | 197 | switch (flow) |
198 | { | 198 | { |
199 | case GST_FLOW_OK: | 199 | case GST_FLOW_OK: |
200 | GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, | 200 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, |
201 | "Fed %u bytes to the pipeline\n", | 201 | "Fed %u bytes to the pipeline\n", |
202 | (unsigned int)b_len); | 202 | (unsigned int) b_len); |
203 | break; | 203 | break; |
204 | 204 | ||
205 | case GST_FLOW_FLUSHING: | 205 | case GST_FLOW_FLUSHING: |
206 | /* buffer was dropped, because pipeline state is not PAUSED or PLAYING */ | 206 | /* buffer was dropped, because pipeline state is not PAUSED or PLAYING */ |
207 | GNUNET_log(GNUNET_ERROR_TYPE_INFO, | 207 | GNUNET_log (GNUNET_ERROR_TYPE_INFO, |
208 | "Dropped a buffer\n"); | 208 | "Dropped a buffer\n"); |
209 | break; | 209 | break; |
210 | 210 | ||
211 | case GST_FLOW_EOS: | 211 | case GST_FLOW_EOS: |
212 | /* end of stream */ | 212 | /* end of stream */ |
213 | GNUNET_log(GNUNET_ERROR_TYPE_INFO, | 213 | GNUNET_log (GNUNET_ERROR_TYPE_INFO, |
214 | "EOS\n"); | 214 | "EOS\n"); |
215 | break; | 215 | break; |
216 | 216 | ||
217 | default: | 217 | default: |
218 | GNUNET_log(GNUNET_ERROR_TYPE_WARNING, | 218 | GNUNET_log (GNUNET_ERROR_TYPE_WARNING, |
219 | "Unexpected push result\n"); | 219 | "Unexpected push result\n"); |
220 | break; | 220 | break; |
221 | } | 221 | } |
222 | return GNUNET_OK; | 222 | return GNUNET_OK; |
223 | } | 223 | } |
224 | 224 | ||
@@ -232,30 +232,30 @@ feed_buffer_to_gst(const char *audio, size_t b_len) | |||
232 | * #GNUNET_SYSERR to stop further processing due to error | 232 | * #GNUNET_SYSERR to stop further processing due to error |
233 | */ | 233 | */ |
234 | static int | 234 | static int |
235 | stdin_receiver(void *cls, | 235 | stdin_receiver (void *cls, |
236 | const struct GNUNET_MessageHeader *msg) | 236 | const struct GNUNET_MessageHeader *msg) |
237 | { | 237 | { |
238 | struct AudioMessage *audio; | 238 | struct AudioMessage *audio; |
239 | size_t b_len; | 239 | size_t b_len; |
240 | 240 | ||
241 | switch (ntohs(msg->type)) | 241 | switch (ntohs (msg->type)) |
242 | { | 242 | { |
243 | case GNUNET_MESSAGE_TYPE_CONVERSATION_AUDIO: | 243 | case GNUNET_MESSAGE_TYPE_CONVERSATION_AUDIO: |
244 | audio = (struct AudioMessage *)msg; | 244 | audio = (struct AudioMessage *) msg; |
245 | 245 | ||
246 | b_len = ntohs(audio->header.size) - sizeof(struct AudioMessage); | 246 | b_len = ntohs (audio->header.size) - sizeof(struct AudioMessage); |
247 | feed_buffer_to_gst((const char *)&audio[1], b_len); | 247 | feed_buffer_to_gst ((const char *) &audio[1], b_len); |
248 | break; | 248 | break; |
249 | 249 | ||
250 | default: | 250 | default: |
251 | break; | 251 | break; |
252 | } | 252 | } |
253 | return GNUNET_OK; | 253 | return GNUNET_OK; |
254 | } | 254 | } |
255 | 255 | ||
256 | 256 | ||
257 | int | 257 | int |
258 | main(int argc, char **argv) | 258 | main (int argc, char **argv) |
259 | { | 259 | { |
260 | GstBus *bus; | 260 | GstBus *bus; |
261 | guint bus_watch_id; | 261 | guint bus_watch_id; |
@@ -265,140 +265,141 @@ main(int argc, char **argv) | |||
265 | 265 | ||
266 | SignalHandlerPointer inthandler, termhandler; | 266 | SignalHandlerPointer inthandler, termhandler; |
267 | #ifdef DEBUG_READ_PURE_OGG | 267 | #ifdef DEBUG_READ_PURE_OGG |
268 | int read_pure_ogg = getenv("GNUNET_READ_PURE_OGG") ? 1 : 0; | 268 | int read_pure_ogg = getenv ("GNUNET_READ_PURE_OGG") ? 1 : 0; |
269 | #endif | 269 | #endif |
270 | 270 | ||
271 | inthandler = signal(SIGINT, | 271 | inthandler = signal (SIGINT, |
272 | &signalhandler); | ||
273 | termhandler = signal(SIGTERM, | ||
274 | &signalhandler); | 272 | &signalhandler); |
273 | termhandler = signal (SIGTERM, | ||
274 | &signalhandler); | ||
275 | 275 | ||
276 | /* Initialisation */ | 276 | /* Initialisation */ |
277 | gst_init(&argc, &argv); | 277 | gst_init (&argc, &argv); |
278 | 278 | ||
279 | GNUNET_assert(GNUNET_OK == | 279 | GNUNET_assert (GNUNET_OK == |
280 | GNUNET_log_setup("gnunet-helper-audio-playback-gst", | 280 | GNUNET_log_setup ("gnunet-helper-audio-playback-gst", |
281 | "WARNING", | 281 | "WARNING", |
282 | NULL)); | 282 | NULL)); |
283 | 283 | ||
284 | GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, | 284 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, |
285 | "Audio sink starts\n"); | 285 | "Audio sink starts\n"); |
286 | 286 | ||
287 | stdin_mst = GNUNET_MST_create(&stdin_receiver, | 287 | stdin_mst = GNUNET_MST_create (&stdin_receiver, |
288 | NULL); | 288 | NULL); |
289 | 289 | ||
290 | /* Create gstreamer elements */ | 290 | /* Create gstreamer elements */ |
291 | pipeline = gst_pipeline_new("audio-player"); | 291 | pipeline = gst_pipeline_new ("audio-player"); |
292 | source = gst_element_factory_make("appsrc", "audio-input"); | 292 | source = gst_element_factory_make ("appsrc", "audio-input"); |
293 | demuxer = gst_element_factory_make("oggdemux", "ogg-demuxer"); | 293 | demuxer = gst_element_factory_make ("oggdemux", "ogg-demuxer"); |
294 | decoder = gst_element_factory_make("opusdec", "opus-decoder"); | 294 | decoder = gst_element_factory_make ("opusdec", "opus-decoder"); |
295 | conv = gst_element_factory_make("audioconvert", "converter"); | 295 | conv = gst_element_factory_make ("audioconvert", "converter"); |
296 | resampler = gst_element_factory_make("audioresample", "resampler"); | 296 | resampler = gst_element_factory_make ("audioresample", "resampler"); |
297 | sink = gst_element_factory_make("autoaudiosink", "audiosink"); | 297 | sink = gst_element_factory_make ("autoaudiosink", "audiosink"); |
298 | 298 | ||
299 | if (!pipeline || !source || !conv || !resampler || !decoder || !demuxer || !sink) | 299 | if (! pipeline || ! source || ! conv || ! resampler || ! decoder || |
300 | { | 300 | ! demuxer || ! sink) |
301 | GNUNET_log(GNUNET_ERROR_TYPE_ERROR, | 301 | { |
302 | "One element could not be created. Exiting.\n"); | 302 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, |
303 | return -1; | 303 | "One element could not be created. Exiting.\n"); |
304 | } | 304 | return -1; |
305 | 305 | } | |
306 | g_signal_connect(sink, | 306 | |
307 | "child-added", | 307 | g_signal_connect (sink, |
308 | G_CALLBACK(sink_child_added), | 308 | "child-added", |
309 | NULL); | 309 | G_CALLBACK (sink_child_added), |
310 | g_signal_connect(demuxer, | 310 | NULL); |
311 | "pad-added", | 311 | g_signal_connect (demuxer, |
312 | G_CALLBACK(ogg_pad_added), | 312 | "pad-added", |
313 | decoder); | 313 | G_CALLBACK (ogg_pad_added), |
314 | decoder); | ||
314 | 315 | ||
315 | /* Keep a reference to it, we operate on it */ | 316 | /* Keep a reference to it, we operate on it */ |
316 | gst_object_ref(GST_OBJECT(source)); | 317 | gst_object_ref (GST_OBJECT (source)); |
317 | 318 | ||
318 | /* Set up the pipeline */ | 319 | /* Set up the pipeline */ |
319 | 320 | ||
320 | /* we feed appsrc as fast as possible, it just blocks when it's full */ | 321 | /* we feed appsrc as fast as possible, it just blocks when it's full */ |
321 | g_object_set(G_OBJECT(source), | 322 | g_object_set (G_OBJECT (source), |
322 | /* "format", GST_FORMAT_TIME,*/ | 323 | /* "format", GST_FORMAT_TIME,*/ |
323 | "block", TRUE, | 324 | "block", TRUE, |
324 | "is-live", TRUE, | 325 | "is-live", TRUE, |
325 | NULL); | 326 | NULL); |
326 | 327 | ||
327 | g_object_set(G_OBJECT(decoder), | 328 | g_object_set (G_OBJECT (decoder), |
328 | /* "plc", FALSE,*/ | 329 | /* "plc", FALSE,*/ |
329 | /* "apply-gain", TRUE,*/ | 330 | /* "apply-gain", TRUE,*/ |
330 | "use-inband-fec", TRUE, | 331 | "use-inband-fec", TRUE, |
331 | NULL); | 332 | NULL); |
332 | 333 | ||
333 | /* we add a message handler */ | 334 | /* we add a message handler */ |
334 | bus = gst_pipeline_get_bus(GST_PIPELINE(pipeline)); | 335 | bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline)); |
335 | bus_watch_id = gst_bus_add_watch(bus, bus_call, pipeline); | 336 | bus_watch_id = gst_bus_add_watch (bus, bus_call, pipeline); |
336 | gst_object_unref(bus); | 337 | gst_object_unref (bus); |
337 | 338 | ||
338 | /* we add all elements into the pipeline */ | 339 | /* we add all elements into the pipeline */ |
339 | /* audio-input | ogg-demuxer | opus-decoder | converter | resampler | audiosink */ | 340 | /* audio-input | ogg-demuxer | opus-decoder | converter | resampler | audiosink */ |
340 | gst_bin_add_many(GST_BIN(pipeline), source, demuxer, decoder, conv, | 341 | gst_bin_add_many (GST_BIN (pipeline), source, demuxer, decoder, conv, |
341 | resampler, sink, NULL); | 342 | resampler, sink, NULL); |
342 | 343 | ||
343 | /* we link the elements together */ | 344 | /* we link the elements together */ |
344 | gst_element_link_many(source, demuxer, NULL); | 345 | gst_element_link_many (source, demuxer, NULL); |
345 | 346 | ||
346 | /* Set the pipeline to "playing" state*/ | 347 | /* Set the pipeline to "playing" state*/ |
347 | GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Now playing\n"); | 348 | GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Now playing\n"); |
348 | gst_element_set_state(pipeline, GST_STATE_PLAYING); | 349 | gst_element_set_state (pipeline, GST_STATE_PLAYING); |
349 | 350 | ||
350 | GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Running...\n"); | 351 | GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Running...\n"); |
351 | /* Iterate */ | 352 | /* Iterate */ |
352 | toff = 0; | 353 | toff = 0; |
353 | while (!abort_read) | 354 | while (! abort_read) |
355 | { | ||
356 | char readbuf[MAXLINE]; | ||
357 | int ret; | ||
358 | |||
359 | ret = read (0, readbuf, sizeof(readbuf)); | ||
360 | if (0 > ret) | ||
354 | { | 361 | { |
355 | char readbuf[MAXLINE]; | 362 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, |
356 | int ret; | 363 | _ ("Read error from STDIN: %d %s\n"), |
357 | 364 | ret, strerror (errno)); | |
358 | ret = read(0, readbuf, sizeof(readbuf)); | 365 | break; |
359 | if (0 > ret) | 366 | } |
360 | { | 367 | toff += ret; |
361 | GNUNET_log(GNUNET_ERROR_TYPE_ERROR, | 368 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, |
362 | _("Read error from STDIN: %d %s\n"), | 369 | "Received %d bytes of audio data (total: %llu)\n", |
363 | ret, strerror(errno)); | 370 | (int) ret, |
364 | break; | 371 | (unsigned long long) toff); |
365 | } | 372 | if (0 == ret) |
366 | toff += ret; | 373 | break; |
367 | GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, | ||
368 | "Received %d bytes of audio data (total: %llu)\n", | ||
369 | (int)ret, | ||
370 | (unsigned long long)toff); | ||
371 | if (0 == ret) | ||
372 | break; | ||
373 | #ifdef DEBUG_READ_PURE_OGG | 374 | #ifdef DEBUG_READ_PURE_OGG |
374 | if (read_pure_ogg) | 375 | if (read_pure_ogg) |
375 | { | 376 | { |
376 | feed_buffer_to_gst(readbuf, ret); | 377 | feed_buffer_to_gst (readbuf, ret); |
377 | } | ||
378 | else | ||
379 | #endif | ||
380 | GNUNET_MST_from_buffer(stdin_mst, | ||
381 | readbuf, | ||
382 | ret, | ||
383 | GNUNET_NO, | ||
384 | GNUNET_NO); | ||
385 | } | 378 | } |
386 | GNUNET_MST_destroy(stdin_mst); | 379 | else |
387 | 380 | #endif | |
388 | signal(SIGINT, inthandler); | 381 | GNUNET_MST_from_buffer (stdin_mst, |
389 | signal(SIGINT, termhandler); | 382 | readbuf, |
390 | 383 | ret, | |
391 | GNUNET_log(GNUNET_ERROR_TYPE_INFO, | 384 | GNUNET_NO, |
392 | "Returned, stopping playback\n"); | 385 | GNUNET_NO); |
393 | quit(); | 386 | } |
394 | 387 | GNUNET_MST_destroy (stdin_mst); | |
395 | GNUNET_log(GNUNET_ERROR_TYPE_INFO, | 388 | |
396 | "Deleting pipeline\n"); | 389 | signal (SIGINT, inthandler); |
397 | gst_object_unref(GST_OBJECT(source)); | 390 | signal (SIGINT, termhandler); |
391 | |||
392 | GNUNET_log (GNUNET_ERROR_TYPE_INFO, | ||
393 | "Returned, stopping playback\n"); | ||
394 | quit (); | ||
395 | |||
396 | GNUNET_log (GNUNET_ERROR_TYPE_INFO, | ||
397 | "Deleting pipeline\n"); | ||
398 | gst_object_unref (GST_OBJECT (source)); | ||
398 | source = NULL; | 399 | source = NULL; |
399 | gst_object_unref(GST_OBJECT(pipeline)); | 400 | gst_object_unref (GST_OBJECT (pipeline)); |
400 | pipeline = NULL; | 401 | pipeline = NULL; |
401 | g_source_remove(bus_watch_id); | 402 | g_source_remove (bus_watch_id); |
402 | 403 | ||
403 | return 0; | 404 | return 0; |
404 | } | 405 | } |