initial commit

lib/amb1_sdk/common/example/media_audio_from_rtp/example_media_audio_from_rtp.c

@@ -0,0 +1,65 @@
+#include "FreeRTOS.h"
+#include "task.h"
+#include "example_media_audio_from_rtp.h"
+
+#include "mmf_source.h"
+#include "mmf_sink.h"
+
+void example_media_audio_from_rtp_main(void* param)
+{
+ 
+        int con = 1;
+	msink_context *msink_ctx;
+	msrc_context *msrc_ctx;
+	
+	xQueueHandle src2sink_qid;
+	xQueueHandle sink2src_qid;
+	
+	src2sink_qid = xQueueCreate(3, sizeof(exch_buf_t));
+	sink2src_qid = xQueueCreate(3, sizeof(exch_buf_t));
+
+	// open and setup stream
+#if CONFIG_EXAMPLE_MP3_STREAM_RTP  
+	if( (msink_ctx = mmf_sink_open(&mp3_sink_module))==NULL)
+		goto fail;	
+	mmf_sink_ctrl(msink_ctx, CMD_SET_INPUT_QUEUE, (int)src2sink_qid);
+	mmf_sink_ctrl(msink_ctx, CMD_SET_OUTPUT_QUEUE, (int)sink2src_qid);
+	mmf_sink_ctrl(msink_ctx, CMD_SET_STREAMMING, ON);
+        mmf_sink_ctrl(msink_ctx, CMD_SET_TASK_ON, 512);
+#else
+        if( (msink_ctx = mmf_sink_open(&i2s_sink_module))==NULL)
+		goto fail;	
+	mmf_sink_ctrl(msink_ctx, CMD_SET_INPUT_QUEUE, (int)src2sink_qid);
+	mmf_sink_ctrl(msink_ctx, CMD_SET_OUTPUT_QUEUE, (int)sink2src_qid);
+	mmf_sink_ctrl(msink_ctx, CMD_SET_STREAMMING, ON);
+        mmf_sink_ctrl(msink_ctx, CMD_SET_TASK_ON, 0);
+#endif
+        
+        if((msrc_ctx = mmf_source_open(&rtp_src_module))==NULL)
+                goto fail;
+        mmf_source_ctrl(msrc_ctx, CMD_SET_PRIV_BUF, 1);
+        mmf_source_ctrl(msrc_ctx, CMD_SET_INPUT_QUEUE, (int)sink2src_qid);
+	mmf_source_ctrl(msrc_ctx, CMD_SET_OUTPUT_QUEUE, (int)src2sink_qid);
+	mmf_source_ctrl(msrc_ctx, CMD_SET_STREAMMING, ON);
+        mmf_source_ctrl(msrc_ctx, CMD_SET_TASK_ON, 0);
+        
+        while(con)
+        {
+            vTaskDelay(100);
+        }
+	mmf_sink_ctrl(msink_ctx, CMD_SET_STREAMMING, OFF);
+        mmf_source_ctrl(msrc_ctx, CMD_SET_PRIV_BUF, 0);        
+	mmf_source_ctrl(msrc_ctx, CMD_SET_STREAMMING, OFF);        
+fail:
+	mmf_sink_close(msink_ctx);
+	mmf_source_close(msrc_ctx);
+	vTaskDelete(NULL);        
+}
+
+void example_media_audio_from_rtp(void)
+{
+	/*user can start their own task here*/
+	if(xTaskCreate(example_media_audio_from_rtp_main, ((const char*)"example_media_audio_from_rtp_main"), 512, NULL, tskIDLE_PRIORITY + 1, NULL) != pdPASS) {
+		printf("\r\n example_media_audio_from_rtp_main: Create Task Error\n");
+	}	
+}

lib/amb1_sdk/common/example/media_audio_from_rtp/example_media_audio_from_rtp.h

@@ -0,0 +1,8 @@
+#ifndef EXAMPLE_MEDIA_AUDIO_FROM_RTP_H
+#define EXAMPLE_MEDIA_AUDIO_FROM_RTP_H
+#include <platform/platform_stdlib.h>
+#include "platform_opts.h"
+#include "osdep_api.h"
+
+void example_media_geo_rtp(void);
+#endif

lib/amb1_sdk/common/example/media_audio_from_rtp/readme.txt

@@ -0,0 +1,13 @@
+ --This example is contributed by Ian--
+ 
+ In order to test this example, you can utilize vlc rtp streaming feature to feed pcmu data for ameba to play audio.
+ 
+ For better wlan performance please make the following modification before compiling this example:
+ 
+ in lwipopts.h, 
+			PBUF_POOL_SIZE 20 => 40 (just an example)
+			PBUF_POOL_BUFSIZE 500 => 250
+			DEFAULT_UDP_RECVMBOX_SIZE 6 => 24 (just an example)			
+ in opt.h,			
+			MEMP_NUM_NETBUF 2 => 24 (just an example)
+			TCPIP_MBOX_SIZE 6 => 6 (just an example)