* #27232: jni: added pjproject checkout as regular git content
We will remove it once the next release of pjsip (with Android support)
comes out and is merged into SFLphone.
diff --git a/jni/pjproject-android/pjsip-apps/src/samples/level.c b/jni/pjproject-android/pjsip-apps/src/samples/level.c
new file mode 100644
index 0000000..59bbb96
--- /dev/null
+++ b/jni/pjproject-android/pjsip-apps/src/samples/level.c
@@ -0,0 +1,179 @@
+/* $Id: level.c 3664 2011-07-19 03:42:28Z nanang $ */
+/*
+ * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com)
+ * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+
+/**
+ * \page page_pjmedia_samples_level_c Samples: Reading from WAV File
+ *
+ * This is a very simple example to use the @ref PJMEDIA_FILE_PLAY, to
+ * directly read the samples from the file.
+ *
+ * This file is pjsip-apps/src/samples/level.c
+ *
+ * \includelineno level.c
+ */
+
+
+static const char *desc =
+ " FILE: \n"
+ " level.c \n"
+ " \n"
+ " PURPOSE: \n"
+ " Read PCM WAV file and display the audio level the first 100 frames. \n"
+ " Each frame is assumed to have 160 samples. \n"
+ " \n"
+ " USAGE: \n"
+ " level file.wav \n"
+ " \n"
+ " The WAV file SHOULD have a 16bit mono samples. ";
+
+#include <pjmedia.h>
+#include <pjlib.h>
+
+#include <stdio.h>
+
+/* For logging purpose. */
+#define THIS_FILE "level.c"
+
+
+/* Util to display the error message for the specified error code */
+static int app_perror( const char *sender, const char *title,
+ pj_status_t status)
+{
+ char errmsg[PJ_ERR_MSG_SIZE];
+
+ PJ_UNUSED_ARG(sender);
+
+ pj_strerror(status, errmsg, sizeof(errmsg));
+
+ printf("%s: %s [code=%d]\n", title, errmsg, status);
+ return 1;
+}
+
+
+/*
+ * main()
+ */
+int main(int argc, char *argv[])
+{
+ enum { NSAMPLES = 640, COUNT=100 };
+ pj_caching_pool cp;
+ pjmedia_endpt *med_endpt;
+ pj_pool_t *pool;
+ pjmedia_port *file_port;
+ int i;
+ pj_status_t status;
+
+
+ /* Verify cmd line arguments. */
+ if (argc != 2) {
+ puts("");
+ puts(desc);
+ return 1;
+ }
+
+ /* Must init PJLIB first: */
+ status = pj_init();
+ PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
+
+ /* Must create a pool factory before we can allocate any memory. */
+ pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0);
+
+ /*
+ * Initialize media endpoint.
+ * This will implicitly initialize PJMEDIA too.
+ */
+ status = pjmedia_endpt_create(&cp.factory, NULL, 1, &med_endpt);
+ PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
+
+ /* Create memory pool for our file player */
+ pool = pj_pool_create( &cp.factory, /* pool factory */
+ "wav", /* pool name. */
+ 4000, /* init size */
+ 4000, /* increment size */
+ NULL /* callback on error */
+ );
+
+ /* Create file media port from the WAV file */
+ status = pjmedia_wav_player_port_create( pool, /* memory pool */
+ argv[1], /* file to play */
+ 0, /* use default ptime*/
+ 0, /* flags */
+ 0, /* default buffer */
+ &file_port/* returned port */
+ );
+ if (status != PJ_SUCCESS) {
+ app_perror(THIS_FILE, "Unable to use WAV file", status);
+ return 1;
+ }
+
+ if (PJMEDIA_PIA_SPF(&file_port->info) > NSAMPLES) {
+ app_perror(THIS_FILE, "WAV clock rate is too big", PJ_EINVAL);
+ return 1;
+ }
+
+ puts("Time\tPCMU\tLinear");
+ puts("------------------------");
+
+ for (i=0; i<COUNT; ++i) {
+ pj_int16_t framebuf[NSAMPLES];
+ pjmedia_frame frm;
+ pj_int32_t level32;
+ unsigned ms;
+ int level;
+
+ frm.buf = framebuf;
+ frm.size = sizeof(framebuf);
+
+ pjmedia_port_get_frame(file_port, &frm);
+
+ level32 = pjmedia_calc_avg_signal(framebuf,
+ PJMEDIA_PIA_SPF(&file_port->info));
+ level = pjmedia_linear2ulaw(level32) ^ 0xFF;
+
+ ms = i * 1000 * PJMEDIA_PIA_SPF(&file_port->info) /
+ PJMEDIA_PIA_SRATE(&file_port->info);
+ printf("%03d.%03d\t%7d\t%7d\n",
+ ms/1000, ms%1000, level, level32);
+ }
+ puts("");
+
+
+ /* Destroy file port */
+ status = pjmedia_port_destroy( file_port );
+ PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
+
+ /* Release application pool */
+ pj_pool_release( pool );
+
+ /* Destroy media endpoint. */
+ pjmedia_endpt_destroy( med_endpt );
+
+ /* Destroy pool factory */
+ pj_caching_pool_destroy( &cp );
+
+ /* Shutdown PJLIB */
+ pj_shutdown();
+
+
+ /* Done. */
+ return 0;
+}
+