Attachment 2314 Details for Bug 2159 – tdemultimedia: add sndio support (part 1)

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[patch] tdemultimedia: add sndio support (part 1)

patch-mpeglib_lib_util_audio_audioio_sndio_cpp (text/plain), 2.40 KB, created by Francois Andriot on 2014-10-12 13:31:46 CDT

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Creator: Francois Andriot

Created: 2014-10-12 13:31:46 CDT

Size: 2.40 KB

patch

obsolete

>--- /dev/null	2014-10-12 10:08:54.726772407 +0200
>+++ mpeglib/lib/util/audio/audioIO_sndio.cpp	2014-10-12 15:24:09.864893131 +0200
>@@ -0,0 +1,115 @@
>+/*
>+ * Copyright (c) 2010 Jacob Meuser <jakemsr@sdf.lonestar.org>
>+ *
>+ * Permission to use, copy, modify, and distribute this software for any
>+ * purpose with or without fee is hereby granted, provided that the above
>+ * copyright notice and this permission notice appear in all copies.
>+ *
>+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
>+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
>+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
>+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
>+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
>+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
>+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
>+ */
>+
>+#include <unistd.h>
>+#include <stdio.h>
>+#include <sndio.h>
>+
>+#include "audioIO.h"
>+
>+static struct sio_hdl *hdl;
>+static struct sio_par par;
>+
>+int
>+audioConstruct()
>+{
>+	hdl = NULL;
>+	return true;
>+}
>+
>+void
>+audioDestruct()
>+{
>+}
>+
>+int
>+audioOpen()
>+{
>+	hdl = sio_open(NULL, SIO_PLAY, 0);
>+	if (hdl == NULL) {
>+		fprintf(stderr, "unable to open audio device\n");
>+		return 0;
>+	}
>+
>+	return true;
>+}
>+
>+inline void
>+audioFlush()
>+{
>+}
>+
>+void
>+audioClose()
>+{
>+	if (hdl != NULL)
>+		sio_close(hdl);
>+}
>+
>+void
>+audioInit(int sampleSize, int frequency, int stereo, int sign, int big)
>+{
>+	sio_initpar(&par);
>+
>+	par.bits = sampleSize;
>+	par.sig = sign ? 1 : 0;
>+	par.le = big ? 0 : 1;
>+	par.rate = frequency;
>+	par.pchan = stereo ? 2 : 1;
>+
>+	if (!sio_setpar(hdl, &par) || !sio_getpar(hdl, &par))
>+		fprintf(stderr, "error setting sndio parameters\n");
>+  
>+	if (par.bits != sampleSize ||
>+	    par.sig != sign ? 1 : 0 ||
>+	    par.le != big ? 0 : 1 ||
>+	    par.rate != frequency ||
>+	    par.pchan != stereo ? 2 : 1)
>+		fprintf(stderr, "could not set requested audio parameters");
>+
>+	if (!sio_start(hdl))
>+		fprintf(stderr, "could not start audio");
>+}
>+
>+int
>+getAudioBufferSize()
>+{
>+	return (par.appbufsz * par.bps * par.pchan);
>+}
>+
>+
>+void
>+mixerSetVolume(int leftVolume, int rightVolume)
>+{
>+	/* values from 0..100 */
>+}
>+
>+int
>+mixerOpen()
>+{
>+	return false;
>+}
>+
>+void
>+mixerClose()
>+{
>+}
>+
>+int
>+audioWrite(char *buffer, int count)
>+{
>+	return(sio_write(hdl, buffer, count));
>+}

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Attachments on bug 2159: 2303 | 2304 | 2305 | 2306 | 2311 | 2312 | 2313 | 2314 | 2315 | 2316 | 2317 | 2318 | 2359