Add the OSS sound playback module back from swfdec-0.6.8.

git-svn-id: svn://creme-brulee.marcuscom.com/ports/trunk@11287 df743ca5-7f9a-e211-a948-0013205c9059

4 files changed, 305 insertions, 1 deletions

diff --git a/graphics/swfdec/Makefile b/graphics/swfdec/Makefile
index 3843e447e..37dd0627d 100644
--- a/graphics/swfdec/Makefile
+++ b/graphics/swfdec/Makefile
@@ -8,6 +8,7 @@
 
 PORTNAME=	swfdec
 PORTVERSION=	0.7.4
+PORTREVISION=	1
 CATEGORIES=	graphics
 MASTER_SITES=	http://swfdec.freedesktop.org/download/swfdec/0.7/
 
@@ -21,10 +22,14 @@ USE_LDCONFIG=	yes
 USE_GNOME=	gnomehack gtk20 ltverhack
 USE_GSTREAMER=	core good mp3 ffmpeg
 USE_AUTOTOOLS=	libtool:15
-CONFIGURE_ARGS=	--with-audio=none
+CONFIGURE_ARGS=	--with-audio=oss
 CONFIGURE_ENV=	CPPFLAGS="-I${LOCALBASE}/include" \
 		LDFLAGS="-Wl,-Bsymbolic -L${LOCALBASE}/lib"
 
 PLIST_SUB=	VERSION=${PORTVERSION:R}
 
+post-extract:
+	@${CP} ${FILESDIR}/swfdec_playback_oss.c \
+	    	${WRKSRC}/swfdec-gtk
+
 .include <bsd.port.mk>
diff --git a/graphics/swfdec/files/patch-configure b/graphics/swfdec/files/patch-configure
new file mode 100644
index 000000000..4f14187ab
--- /dev/null
+++ b/graphics/swfdec/files/patch-configure
@@ -0,0 +1,24 @@
+--- configure.orig	2008-08-14 12:43:55.000000000 -0400
++++ configure	2008-08-14 12:45:51.000000000 -0400
+@@ -1563,7 +1563,7 @@ Optional Packages:
+                           both]
+   --with-tags[=TAGS]      include additional configurations [automatic]
+   --with-pkg-config-path  colon-separated list of pkg-config(1) dirs
+-  --with-audio=[auto/pulse/none]
++  --with-audio=[auto/pulse/oss/none]
+                           audio backend to use
+   --with-html-dir=PATH    path to installed docs
+ 
+@@ -22752,6 +22752,12 @@ echo "$as_me: WARNING: no alsa audio sup
+   fi
+ fi
+ 
++if test "$with_audio" = "oss"; then
++    AUDIO_TYPE=oss
++    AUDIO_CFLAGS=
++    AUDIO_LIBS=
++fi
++
+ if test "$with_audio" = "pulse"; then
+ 
+ pkg_failed=no
diff --git a/graphics/swfdec/files/patch-swfdec-gtk_Makefile.in b/graphics/swfdec/files/patch-swfdec-gtk_Makefile.in
new file mode 100644
index 000000000..ddd87704a
--- /dev/null
+++ b/graphics/swfdec/files/patch-swfdec-gtk_Makefile.in
@@ -0,0 +1,10 @@
+--- swfdec-gtk/Makefile.in.orig	2008-08-14 12:41:05.000000000 -0400
++++ swfdec-gtk/Makefile.in	2008-08-14 12:45:58.000000000 -0400
+@@ -281,6 +282,7 @@ libswfdec_@SWFDEC_MAJORMINOR@include_HEA
+ 
+ EXTRA_DIST = \
+ 	swfdec_playback_alsa.c \
++	swfdec_playback_oss.c \
+ 	swfdec_playback_pulse.c \
+ 	swfdec_playback_none.c
+ 
diff --git a/graphics/swfdec/files/swfdec_playback_oss.c b/graphics/swfdec/files/swfdec_playback_oss.c
new file mode 100644
index 000000000..160f26db9
--- /dev/null
+++ b/graphics/swfdec/files/swfdec_playback_oss.c
@@ -0,0 +1,265 @@
+/* Swfdec
+ * Copyright © 2006 Benjamin Otte <otte@gnome.org>
+ * Copyright © 2007 Eric Anholt <eric@anholt.net>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA  02110-1301  USA
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <sys/ioctl.h>
+#include <sys/soundcard.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "swfdec_playback.h"
+
+/** @file Implements swfdec audio playback by opening /dev/dsp per stream
+ * and playing out through that.
+ *
+ * Allowing multiple access to /dev/dsp is not required by the OSS API spec,
+ * but FreeBSD's sound system lets you, which is what this file was written
+ * for.
+ */
+
+/*** DEFINITIONS ***/
+
+struct _SwfdecPlayback {
+  SwfdecPlayer *	player;
+  GList *		streams;	/* all Stream objects */
+  GMainContext *	context;	/* context we work in */
+};
+
+typedef struct {
+  SwfdecPlayback *     	sound;		/* reference to sound object */
+  SwfdecAudio *		audio;		/* the audio we play back */
+  int			dsp_fd;
+  int			fragsize;	/* Audio fragment size */
+  GSource *		source;		/* source for writing data */
+  guint			offset;		/* offset into sound */
+} Stream;
+
+/* Size of one of our audio samples, in bytes */
+#define SAMPLESIZE	2
+#define CHANNELS	2
+
+/*** STREAMS ***/
+
+static gboolean
+handle_stream (GIOChannel *source, GIOCondition cond, gpointer data)
+{
+  Stream *stream = data;
+  char *frag = malloc(stream->fragsize);
+
+  if (frag == NULL) {
+    g_printerr ("Failed to allocate fragment of size %d\n",
+		stream->fragsize);
+    return FALSE;
+  }
+
+  while (TRUE) {
+    int ret;
+    audio_buf_info spaceinfo;
+
+    ret = ioctl(stream->dsp_fd, SNDCTL_DSP_GETOSPACE, &spaceinfo);
+    if (ret == -1) {
+      g_printerr ("Failed to get output buffer availability\n");
+      free(frag);
+      return FALSE;
+    }
+
+    if (spaceinfo.fragments == 0)
+      break;
+
+    memset (frag, 0, stream->fragsize);
+    swfdec_audio_render (stream->audio, (gint16 *)frag, stream->offset,
+			 stream->fragsize / SAMPLESIZE / CHANNELS);
+
+    ret = write (stream->dsp_fd, frag, stream->fragsize);
+    if (ret != stream->fragsize) {
+      g_printerr ("Failed to write fragment\n");
+      free(frag);
+      return FALSE;
+    }
+
+    stream->offset += stream->fragsize / SAMPLESIZE / CHANNELS;
+  }
+
+  free(frag);
+
+  return TRUE;
+}
+
+static void
+swfdec_playback_stream_open (SwfdecPlayback *sound, SwfdecAudio *audio)
+{
+  GIOChannel *channel;
+  Stream *stream;
+  guint rate;
+  int dsp_fd, ret, format, channels, fragsize;
+
+  dsp_fd = open("/dev/dsp", O_WRONLY);
+  if (dsp_fd == -1) {
+    g_printerr ("Failed to open /dev/dsp\n");
+    return;
+  }
+
+  format = AFMT_S16_LE;
+  ret = ioctl(dsp_fd, SNDCTL_DSP_SETFMT, &format);
+  if (ret == -1) {
+    g_printerr ("Failed to set sound format\n");
+    close(dsp_fd);
+    return;
+  }
+
+  channels = 2;
+  ret = ioctl(dsp_fd, SNDCTL_DSP_CHANNELS, &channels);
+  if (ret == -1) {
+    g_printerr ("Failed to set stereo\n");
+    close(dsp_fd);
+    return;
+  }
+
+  rate = 44100;
+  ret = ioctl(dsp_fd, SNDCTL_DSP_SPEED, &rate);
+  if (ret == -1) {
+    g_printerr ("Failed to set rate\n");
+    close(dsp_fd);
+    return;
+  }
+
+  ret = ioctl(dsp_fd, SNDCTL_DSP_GETBLKSIZE, &fragsize);
+  if (ret == -1) {
+    g_printerr ("Failed to get fragment size\n");
+    close(dsp_fd);
+    return;
+  }
+
+  stream = g_new0 (Stream, 1);
+  stream->sound = sound;
+  stream->audio = g_object_ref (audio);
+  stream->dsp_fd = dsp_fd;
+  stream->fragsize = fragsize;
+  sound->streams = g_list_prepend (sound->streams, stream);
+
+  channel = g_io_channel_unix_new (stream->dsp_fd);
+  stream->source = g_io_create_watch (channel, G_IO_OUT);
+  g_source_set_priority (stream->source, G_PRIORITY_HIGH);
+  g_source_set_callback (stream->source, (GSourceFunc) handle_stream, stream,
+			 NULL);
+  g_io_channel_unref (channel);
+  g_source_attach (stream->source, stream->sound->context);
+
+  return;
+}
+
+static void
+swfdec_playback_stream_close (Stream *stream)
+{
+  close (stream->dsp_fd);
+  g_source_destroy (stream->source);
+  g_source_unref (stream->source);
+  stream->sound->streams = g_list_remove (stream->sound->streams, stream);
+  g_object_unref (stream->audio);
+  g_free (stream);
+}
+
+/*** SOUND ***/
+
+static void
+advance_before (SwfdecPlayer *player, guint msecs, guint audio_samples, gpointer data)
+{
+  SwfdecPlayback *sound = data;
+  GList *walk;
+
+  for (walk = sound->streams; walk; walk = walk->next) {
+    Stream *stream = walk->data;
+    if (audio_samples >= stream->offset) {
+      stream->offset = 0;
+    } else {
+      stream->offset -= audio_samples;
+    }
+  }
+}
+
+static void
+audio_added (SwfdecPlayer *player, SwfdecAudio *audio, SwfdecPlayback *sound)
+{
+  swfdec_playback_stream_open (sound, audio);
+}
+
+static void
+audio_removed (SwfdecPlayer *player, SwfdecAudio *audio, SwfdecPlayback *sound)
+{
+  GList *walk;
+
+  for (walk = sound->streams; walk; walk = walk->next) {
+    Stream *stream = walk->data;
+    if (stream->audio == audio) {
+      swfdec_playback_stream_close (stream);
+      return;
+    }
+  }
+  g_assert_not_reached ();
+}
+
+SwfdecPlayback *
+swfdec_playback_open (SwfdecPlayer *player, GMainContext *context)
+{
+  SwfdecPlayback *sound;
+  const GList *walk;
+
+  g_return_val_if_fail (SWFDEC_IS_PLAYER (player), NULL);
+  g_return_val_if_fail (context != NULL, NULL);
+
+  sound = g_new0 (SwfdecPlayback, 1);
+  sound->player = player;
+  g_signal_connect (player, "advance", G_CALLBACK (advance_before), sound);
+  g_signal_connect (player, "audio-added", G_CALLBACK (audio_added), sound);
+  g_signal_connect (player, "audio-removed", G_CALLBACK (audio_removed), sound);
+  for (walk = swfdec_player_get_audio (player); walk; walk = walk->next) {
+    swfdec_playback_stream_open (sound, walk->data);
+  }
+  g_main_context_ref (context);
+  sound->context = context;
+  return sound;
+}
+
+void
+swfdec_playback_close (SwfdecPlayback *sound)
+{
+#define REMOVE_HANDLER_FULL(obj,func,data,count) G_STMT_START {\
+  if (g_signal_handlers_disconnect_by_func ((obj), \
+	G_CALLBACK (func), (data)) != (count)) { \
+    g_assert_not_reached (); \
+  } \
+} G_STMT_END
+#define REMOVE_HANDLER(obj,func,data) REMOVE_HANDLER_FULL (obj, func, data, 1)
+
+  while (sound->streams)
+    swfdec_playback_stream_close (sound->streams->data);
+  REMOVE_HANDLER (sound->player, advance_before, sound);
+  REMOVE_HANDLER (sound->player, audio_added, sound);
+  REMOVE_HANDLER (sound->player, audio_removed, sound);
+  g_main_context_unref (sound->context);
+  g_free (sound);
+}
+
+