vp-build/srcpkgs/SDL/patches/SDL-1.2.15-sndio.patch

376 lines
9.5 KiB
Diff

--- a/configure 2012-01-19 07:30:12.000000000 +0100
+++ b/configure 2018-11-27 22:58:07.344753821 +0100
@@ -1514,6 +1514,7 @@
--disable-esdtest Do not try to compile and run a test ESD program
--enable-esd-shared dynamically load ESD audio support [default=yes]
--enable-pulseaudio use PulseAudio [default=yes]
+ --enable-sndio use SNDIO [default=yes]
--enable-pulseaudio-shared
dynamically load PulseAudio support [default=yes]
--enable-arts support the Analog Real Time Synthesizer
@@ -21000,6 +21001,23 @@
fi
}
+CheckSndio()
+{
+# Check whether --enable-sndio was given.
+if test "${enable_sndio+set}" = set; then
+ enableval=$enable_sndio;
+else
+ enable_sndio=yes
+fi
+
+if test "x${enable_sndio}" = "xyes"; then :
+ SOURCES="$SOURCES $srcdir/src/audio/sndio/SDL_sndioaudio.c"
+ EXTRA_CFLAGS="$EXTRA_CFLAGS -DSDL_AUDIO_DRIVER_SNDIO=1"
+ EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lsndio"
+ have_audio=yes
+fi
+}
+
CheckPulseAudio()
{
# Check whether --enable-pulseaudio was given.
@@ -29550,6 +29568,7 @@
CheckMME
CheckALSA
CheckARTSC
+ CheckSndio
CheckESD
CheckPulseAudio
CheckNAS
--- a/include/SDL_config.h.in 2018-11-27 21:52:07.645177938 +0100
+++ b/include/SDL_config.h.in 2018-11-27 22:03:06.217107399 +0100
@@ -184,6 +184,7 @@
#undef SDL_AUDIO_DRIVER_QNXNTO
#undef SDL_AUDIO_DRIVER_SNDMGR
#undef SDL_AUDIO_DRIVER_SUNAUDIO
+#undef SDL_AUDIO_DRIVER_SNDIO
#undef SDL_AUDIO_DRIVER_WAVEOUT
/* Enable various cdrom drivers */
--- a/src/audio/SDL_audio.c 2018-11-27 21:52:07.646177937 +0100
+++ b/src/audio/SDL_audio.c 2018-11-27 22:04:37.977097571 +0100
@@ -42,6 +42,9 @@
#if SDL_AUDIO_DRIVER_ALSA
&ALSA_bootstrap,
#endif
+#if SDL_AUDIO_DRIVER_SNDIO
+ &SNDIO_bootstrap,
+#endif
#if SDL_AUDIO_DRIVER_BSD
&BSD_AUDIO_bootstrap,
#endif
--- a/src/audio/SDL_sysaudio.h 2018-11-27 21:52:07.647177937 +0100
+++ b/src/audio/SDL_sysaudio.h 2018-11-27 22:05:13.697093745 +0100
@@ -105,6 +105,9 @@
#if SDL_AUDIO_DRIVER_BSD
extern AudioBootStrap BSD_AUDIO_bootstrap;
#endif
+#if SDL_AUDIO_DRIVER_SNDIO
+extern AudioBootStrap SNDIO_bootstrap;
+#endif
#if SDL_AUDIO_DRIVER_PULSE
extern AudioBootStrap PULSE_bootstrap;
#endif
--- a/src/audio/sndio/SDL_sndioaudio.c 1970-01-01 01:00:00.000000000 +0100
+++ b/src/audio/sndio/SDL_sndioaudio.c 2013-12-19 10:24:18.000000000 +0100
@@ -0,0 +1,243 @@
+/*
+ * Copyright (c) 2008 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 "SDL_config.h"
+
+/* Allow access to a raw mixing buffer */
+
+#ifdef HAVE_SIGNAL_H
+#include <signal.h>
+#endif
+#include <unistd.h>
+
+#include "SDL_timer.h"
+#include "SDL_audio.h"
+#include "../SDL_audiomem.h"
+#include "../SDL_audio_c.h"
+#include "../SDL_audiodev_c.h"
+#include "SDL_sndioaudio.h"
+
+/* The tag name used by sndio audio */
+#define SNDIO_DRIVER_NAME "sndio"
+
+/* Audio driver functions */
+static int SNDIO_OpenAudio(_THIS, SDL_AudioSpec *spec);
+static void SNDIO_WaitAudio(_THIS);
+static void SNDIO_PlayAudio(_THIS);
+static Uint8 *SNDIO_GetAudioBuf(_THIS);
+static void SNDIO_CloseAudio(_THIS);
+
+/* Audio driver bootstrap functions */
+
+static int Audio_Available(void)
+{
+ struct sio_hdl *this_hdl;
+ int available = 0;
+
+ if ( (this_hdl = sio_open(SIO_DEVANY, SIO_PLAY, 0)) != NULL ) {
+ sio_close(this_hdl);
+ available = 1;
+ }
+
+ return available;
+}
+
+static void Audio_DeleteDevice(SDL_AudioDevice *device)
+{
+ SDL_free(device->hidden);
+ SDL_free(device);
+}
+
+static SDL_AudioDevice *Audio_CreateDevice(int devindex)
+{
+ SDL_AudioDevice *this;
+
+ /* Initialize all variables that we clean on shutdown */
+ this = (SDL_AudioDevice *)SDL_malloc(sizeof(SDL_AudioDevice));
+ if ( this ) {
+ SDL_memset(this, 0, (sizeof *this));
+ this->hidden = (struct SDL_PrivateAudioData *)
+ SDL_malloc((sizeof *this->hidden));
+ }
+ if ( (this == NULL) || (this->hidden == NULL) ) {
+ SDL_OutOfMemory();
+ if ( this ) {
+ SDL_free(this);
+ }
+ return(0);
+ }
+ SDL_memset(this->hidden, 0, (sizeof *this->hidden));
+
+ /* Set the function pointers */
+ this->OpenAudio = SNDIO_OpenAudio;
+ this->WaitAudio = SNDIO_WaitAudio;
+ this->PlayAudio = SNDIO_PlayAudio;
+ this->GetAudioBuf = SNDIO_GetAudioBuf;
+ this->CloseAudio = SNDIO_CloseAudio;
+
+ this->free = Audio_DeleteDevice;
+
+ hdl = NULL;
+
+ return this;
+}
+
+AudioBootStrap SNDIO_bootstrap = {
+ SNDIO_DRIVER_NAME, "sndio",
+ Audio_Available, Audio_CreateDevice
+};
+
+
+
+/* This function waits until it is possible to write a full sound buffer */
+static void SNDIO_WaitAudio(_THIS)
+{
+ /* nothing, we're using the blocking api */
+}
+
+static void SNDIO_PlayAudio(_THIS)
+{
+ int written;
+
+ /* Write the audio data */
+ written = sio_write(hdl, mixbuf, mixlen);
+
+ /* If we couldn't write, assume fatal error for now */
+ if ( written == 0 ) {
+ this->enabled = 0;
+ }
+#ifdef DEBUG_AUDIO
+ fprintf(stderr, "Wrote %d bytes of audio data\n", written);
+#endif
+}
+
+static Uint8 *SNDIO_GetAudioBuf(_THIS)
+{
+ return(mixbuf);
+}
+
+static void SNDIO_CloseAudio(_THIS)
+{
+ if ( mixbuf != NULL ) {
+ SDL_FreeAudioMem(mixbuf);
+ mixbuf = NULL;
+ }
+ if ( hdl != NULL ) {
+ sio_close(hdl);
+ hdl = NULL;
+ }
+}
+
+static int SNDIO_OpenAudio(_THIS, SDL_AudioSpec *spec)
+{
+ struct sio_par par;
+
+ mixbuf = NULL;
+
+ if ((hdl = sio_open(NULL, SIO_PLAY, 0)) == NULL) {
+ SDL_SetError("sio_open() failed");
+ return(-1);
+ }
+
+ sio_initpar(&par);
+
+ switch (spec->format) {
+ case AUDIO_S16LSB:
+ par.bits = 16;
+ par.sig = 1;
+ par.le = 1;
+ break;
+ case AUDIO_S16MSB:
+ par.bits = 16;
+ par.sig = 1;
+ par.le = 0;
+ break;
+ case AUDIO_S8:
+ par.bits = 8;
+ par.sig = 1;
+ break;
+ case AUDIO_U16LSB:
+ par.bits = 16;
+ par.sig = 0;
+ par.le = 1;
+ break;
+ case AUDIO_U16MSB:
+ par.bits = 16;
+ par.sig = 0;
+ par.le = 0;
+ break;
+ case AUDIO_U8:
+ par.bits = 8;
+ par.sig = 0;
+ break;
+ default:
+ SDL_SetError("SNDIO unknown format");
+ return(-1);
+ }
+
+ par.rate = spec->freq;
+ par.pchan = spec->channels;
+ par.round = spec->samples;
+ par.appbufsz = par.round * 2;
+
+ if (sio_setpar(hdl, &par) == 0) {
+ SDL_SetError("sio_setpar() failed");
+ return(-1);
+ }
+
+ if (sio_getpar(hdl, &par) == 0) {
+ SDL_SetError("sio_getpar() failed");
+ return(-1);
+ }
+
+ if (par.bits == 16) {
+ if (par.sig && par.le) {
+ spec->format = AUDIO_S16LSB;
+ } else if (par.sig && !par.le) {
+ spec->format = AUDIO_S16MSB;
+ } else if (!par.sig && par.le) {
+ spec->format = AUDIO_U16LSB;
+ } else
+ spec->format = AUDIO_U16MSB;
+ } else if (par.bits == 8) {
+ spec->format = par.sig ? AUDIO_S8 : AUDIO_U8;
+ } else {
+ SDL_SetError("SNDIO couldn't configure a suitable format");
+ return(-1);
+ }
+
+ spec->freq = par.rate;
+ spec->channels = par.pchan;
+ spec->samples = par.round;
+
+ SDL_CalculateAudioSpec(spec);
+
+ /* Allocate mixing buffer */
+ mixlen = spec->size;
+ mixbuf = (Uint8 *)SDL_AllocAudioMem(mixlen);
+ if ( mixbuf == NULL ) {
+ return(-1);
+ }
+ SDL_memset(mixbuf, spec->silence, spec->size);
+
+ if ( sio_start(hdl) == 0 ) {
+ SDL_SetError("sio_start() failed");
+ return(-1);
+ }
+
+ /* We're ready to rock and roll. :-) */
+ return(0);
+}
--- a/src/audio/sndio/SDL_sndioaudio.h 1970-01-01 01:00:00.000000000 +0100
+++ b/src/audio/sndio/SDL_sndioaudio.h 2013-12-15 02:57:55.000000000 +0100
@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2008 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 "SDL_config.h"
+
+#ifndef _SDL_sndioaudio_h
+#define _SDL_sndioaudio_h
+
+#include <sndio.h>
+
+#include "../SDL_sysaudio.h"
+
+/* Hidden "this" pointer for the video functions */
+#define _THIS SDL_AudioDevice *this
+
+struct SDL_PrivateAudioData {
+ /* The stream descriptor for the audio device */
+ struct sio_hdl *hdl;
+
+ /* The parent process id, to detect when application quits */
+ pid_t parent;
+
+ /* Raw mixing buffer */
+ Uint8 *mixbuf;
+ int mixlen;
+
+};
+
+/* Old variable names */
+#define stream (this->hidden->stream)
+#define parent (this->hidden->parent)
+#define mixbuf (this->hidden->mixbuf)
+#define mixlen (this->hidden->mixlen)
+#define hdl (this->hidden->hdl)
+
+#endif /* _SDL_sndioaudio_h */
+