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9bd5e2acc1
gecko/media/libsydneyaudio/sydney_aix.patch

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diff -r b9e9ae011ce4 media/libsydneyaudio/include/sydney_audio.h
--- a/media/libsydneyaudio/include/sydney_audio.h Mon Apr 12 10:01:34 2010 +0200
+++ b/media/libsydneyaudio/include/sydney_audio.h Mon Apr 12 03:25:04 2010 -0500
@@ -80,16 +80,18 @@ async-signal safe.
# define SA_LITTLE_ENDIAN 1
# endif
#elif defined(SOLARIS)
# if defined(_BIG_ENDIAN)
# define SA_BIG_ENDIAN 1
# else
# define SA_LITTLE_ENDIAN 1
# endif
+#elif defined(AIX)
+# define SA_BIG_ENDIAN 1
#else
# error "Cannot determine byte order!"
#endif
#if defined(WIN32)
#if !defined(int32_t)
typedef __int32 int32_t;
#endif
diff -r b9e9ae011ce4 media/libsydneyaudio/src/Makefile.in
--- a/media/libsydneyaudio/src/Makefile.in Mon Apr 12 10:01:34 2010 +0200
+++ b/media/libsydneyaudio/src/Makefile.in Mon Apr 12 03:25:27 2010 -0500
@@ -78,15 +78,21 @@ OS_LIBS += -framework CoreAudio -framewo
endif
ifeq ($(OS_ARCH),SunOS)
CSRCS = \
sydney_audio_sunaudio.c \
$(NULL)
endif
+ifeq ($(OS_ARCH),AIX)
+CSRCS = \
+ sydney_audio_aix.c \
+ $(NULL)
+endif
+
ifeq ($(OS_ARCH),WINNT)
OS_LIBS += winmm.lib
endif
include $(topsrcdir)/config/rules.mk
LOCAL_INCLUDES += -I$(srcdir)/../include
diff -r b9e9ae011ce4 media/libsydneyaudio/src/sydney_audio_aix.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/media/libsydneyaudio/src/sydney_audio_aix.c Mon Apr 12 03:25:27 2010 -0500
@@ -0,0 +1,484 @@
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Initial Developer of the Original Code is
+ * Shailendra N Jain<shailen.n.jain@gmail.com>
+ *
+ * Contributor(s):
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** *
+ */
+#include <stdlib.h>
+#include <pthread.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <stropts.h>
+#include <sys/audio.h>
+#include <errno.h>
+#include <stdio.h>
+#include <pthread.h>
+#include "sydney_audio.h"
+
+#ifndef DEFAULT_AUDIO_DEVICE
+#define DEFAULT_AUDIO_DEVICE "/dev/paud0/1"
+#endif
+
+#define LOOP_WHILE_EINTR(v,func) do { (v) = (func); } \
+ while ((v) == -1 && errno == EINTR);
+
+typedef struct sa_buf sa_buf;
+struct sa_buf {
+ unsigned int size; /* the size of data */
+ sa_buf *next;
+ unsigned char data[]; /* sound data */
+};
+
+struct sa_stream
+{
+ int audio_fd;
+ pthread_mutex_t mutex;
+ pthread_t thread_id;
+ int playing;
+ int64_t bytes_played;
+
+ /* audio format info */
+ /* default setting */
+ unsigned int default_n_channels;
+ unsigned int default_rate;
+ unsigned int default_precision;
+
+ /* used settings */
+ unsigned int rate;
+ unsigned int n_channels;
+ unsigned int precision;
+
+ /* buffer list */
+ sa_buf *bl_head;
+ sa_buf *bl_tail;
+};
+
+/* Use a default buffer size with enough room for one second of audio,
+ * assuming stereo data at 44.1kHz with 32 bits per channel, and impose
+ * a generous limit on the number of buffers.
+ */
+#define BUF_SIZE (2 * 44100 * 4)
+
+static void* audio_callback(void* s);
+
+static sa_buf *new_buffer(int size);
+
+/*
+ * -----------------------------------------------------------------------------
+ * Startup and shutdown functions
+ * -----------------------------------------------------------------------------
+ */
+
+int
+sa_stream_create_pcm(
+ sa_stream_t ** _s,
+ const char * client_name,
+ sa_mode_t mode,
+ sa_pcm_format_t format,
+ unsigned int rate,
+ unsigned int n_channels
+)
+{
+ sa_stream_t * s = 0;
+
+ /* Make sure we return a NULL stream pointer on failure. */
+ if (_s == NULL)
+ return SA_ERROR_INVALID;
+
+ *_s = NULL;
+
+ if (mode != SA_MODE_WRONLY)
+ return SA_ERROR_NOT_SUPPORTED;
+
+ if (format != SA_PCM_FORMAT_S16_LE)
+ return SA_ERROR_NOT_SUPPORTED;
+
+ /*
+ * Allocate the instance and required resources.
+ */
+ if ((s = malloc(sizeof(sa_stream_t))) == NULL)
+ return SA_ERROR_OOM;
+
+ if (pthread_mutex_init(&s->mutex, NULL) != 0) {
+ free(s);
+ return SA_ERROR_SYSTEM;
+ }
+
+ s->audio_fd = NULL;
+ s->rate = rate;
+ s->n_channels = n_channels;
+ s->precision = 16;
+
+ s->playing = 0;
+ s->bytes_played = 0;
+ s->bl_tail = s->bl_head = NULL;
+
+ *_s = s;
+
+ return SA_SUCCESS;
+}
+
+
+int
+sa_stream_open(sa_stream_t *s)
+{
+ int fd,err;
+ char *device_name;
+
+ audio_init init;
+ audio_control control;
+ audio_change change;
+
+ device_name = DEFAULT_AUDIO_DEVICE;
+
+ if (s == NULL)
+ return SA_ERROR_NO_INIT;
+
+ if (s->audio_fd != NULL)
+ return SA_ERROR_INVALID;
+
+ fd = open(device_name,O_WRONLY | O_NONBLOCK);
+ if (fd >= 0)
+ {
+ close (fd);
+ fd = open (device_name, O_WRONLY);
+ }
+
+ if ( fd < 0 )
+ {
+ printf("Open %s failed:%s ",device_name,strerror(errno));
+ return SA_ERROR_NO_DEVICE;
+ }
+
+ init.srate = s->rate;
+ init.channels = s->n_channels;
+ init.mode = AUDIO_PCM;
+ init.flags = AUDIO_BIG_ENDIAN | AUDIO_TWOS_COMPLEMENT;
+ init.operation = AUDIO_PLAY;
+
+ if (ioctl(s->audio_fd, AUDIO_INIT, &init) < 0) {
+ close(s->audio_fd);
+ return 0;
+ }
+
+ change.balance = 0x3fff0000;
+ change.volume = 0x3fff0000;
+ change.monitor = AUDIO_IGNORE;
+ change.input = AUDIO_IGNORE;
+ change.output = AUDIO_OUTPUT_1;
+
+ control.ioctl_request = AUDIO_CHANGE;
+ control.position = 0;
+ control.request_info = &change;
+
+ if (ioctl(s->audio_fd, AUDIO_CONTROL, &control) < 0) {
+ close(s->audio_fd);
+ return 0;
+ }
+
+ control.ioctl_request = AUDIO_START;
+ control.request_info = NULL;
+
+ if (ioctl(s->audio_fd, AUDIO_CONTROL, &control) < 0) {
+ close(s->audio_fd);
+ return 0;
+ }
+
+ return SA_SUCCESS;
+}
+
+int
+sa_stream_destroy(sa_stream_t *s)
+{
+ int result;
+
+ if (s == NULL)
+ return SA_SUCCESS;
+
+
+ pthread_mutex_lock(&s->mutex);
+
+ result = SA_SUCCESS;
+
+ /*
+ * Shut down the audio output device.
+ * and release resources
+ */
+ if (s->audio_fd != NULL)
+ {
+ if (close(s->audio_fd) < 0)
+ {
+ perror("Close aix audio fd failed");
+ result = SA_ERROR_SYSTEM;
+ }
+ }
+
+ s->thread_id = 0;
+
+ while (s->bl_head != NULL) {
+ sa_buf * next = s->bl_head->next;
+ free(s->bl_head);
+ s->bl_head = next;
+ }
+
+ pthread_mutex_unlock(&s->mutex);
+
+ if (pthread_mutex_destroy(&s->mutex) != 0) {
+ result = SA_ERROR_SYSTEM;
+ }
+
+ free(s);
+
+ return result;
+}
+
+/*
+ * -----------------------------------------------------------------------------
+ * Data read and write functions
+ * -----------------------------------------------------------------------------
+ */
+
+int
+sa_stream_write(sa_stream_t *s, const void *data, size_t nbytes)
+{
+
+ int result;
+ sa_buf *buf;
+
+ if (s == NULL || s->audio_fd == NULL)
+ return SA_ERROR_NO_INIT;
+
+ if (nbytes == 0)
+ return SA_SUCCESS;
+
+
+ /*
+ * Append the new data to the end of our buffer list.
+ */
+ result = SA_SUCCESS;
+ buf = new_buffer(nbytes);
+
+ if (buf == NULL)
+ return SA_ERROR_OOM;
+
+ memcpy(buf->data,data, nbytes);
+
+ pthread_mutex_lock(&s->mutex);
+ if (!s->bl_head)
+ s->bl_head = buf;
+ else
+ s->bl_tail->next = buf;
+
+ s->bl_tail = buf;
+
+ pthread_mutex_unlock(&s->mutex);
+
+ /*
+ * Once we have our first block of audio data, enable the audio callback
+ * function. This doesn't need to be protected by the mutex, because
+ * s->playing is not used in the audio callback thread, and it's probably
+ * better not to be inside the lock when we enable the audio callback.
+ */
+ if (!s->playing) {
+ s->playing = 1;
+ if (pthread_create(&s->thread_id, NULL, audio_callback, s) != 0) {
+ result = SA_ERROR_SYSTEM;
+ }
+ }
+
+ return result;
+}
+
+static void*
+audio_callback(void* data)
+{
+ sa_stream_t* s = (sa_stream_t*)data;
+ sa_buf *buf;
+ int fd,nbytes_written,bytes,nbytes;
+
+ fd = s->audio_fd;
+
+ while (1)
+ {
+ if (s->thread_id == 0)
+ break;
+
+ pthread_mutex_lock(&s->mutex);
+ while (s->bl_head)
+ {
+ buf = s->bl_head;
+ s->bl_head = s->bl_head->next;
+
+ nbytes_written = 0;
+ nbytes = buf->size;
+
+ while (nbytes_written < nbytes)
+ {
+ LOOP_WHILE_EINTR(bytes,(write(fd, (void *)((buf->data)+nbytes_written), nbytes-nbytes_written)));
+
+ nbytes_written += bytes;
+ if (nbytes_written != nbytes)
+ printf("AixAudio\tWrite completed short - %d vs %d. Write more data\n",nbytes_written,nbytes);
+ }
+
+ free(buf);
+ s->bytes_played += nbytes;
+ }
+ pthread_mutex_unlock(&s->mutex);
+ }
+
+ return NULL;
+}
+
+/*
+ * -----------------------------------------------------------------------------
+ * General query and support functions
+ * -----------------------------------------------------------------------------
+ */
+
+int
+sa_stream_get_write_size(sa_stream_t *s, size_t *size)
+{
+ sa_buf * b;
+ size_t used = 0;
+
+ if (s == NULL )
+ return SA_ERROR_NO_INIT;
+
+ /* there is no interface to get the avaiable writing buffer size
+ * in aix audio, we return max size here to force sa_stream_write() to
+ * be called when there is data to be played
+ */
+ *size = BUF_SIZE;
+
+ return SA_SUCCESS;
+}
+
+/* ---------------------------------------------------------------------------
+ * General query and support functions
+ * -----------------------------------------------------------------------------
+ */
+
+int
+sa_stream_get_position(sa_stream_t *s, sa_position_t position, int64_t *pos)
+{
+ if (s == NULL) {
+ return SA_ERROR_NO_INIT;
+ }
+ if (position != SA_POSITION_WRITE_SOFTWARE) {
+ return SA_ERROR_NOT_SUPPORTED;
+ }
+
+ pthread_mutex_lock(&s->mutex);
+ *pos = s->bytes_played;
+ pthread_mutex_unlock(&s->mutex);
+ return SA_SUCCESS;
+}
+
+static sa_buf *
+new_buffer(int size)
+{
+ sa_buf * b = malloc(sizeof(sa_buf) + size);
+ if (b != NULL) {
+ b->size = size;
+ b->next = NULL;
+ }
+ return b;
+}
+
+/*
+ * -----------------------------------------------------------------------------
+ * Unsupported functions
+ * -----------------------------------------------------------------------------
+ */
+#define UNSUPPORTED(func) func { return SA_ERROR_NOT_SUPPORTED; }
+
+UNSUPPORTED(int sa_stream_pause(sa_stream_t *s))
+UNSUPPORTED(int sa_stream_resume(sa_stream_t *s))
+UNSUPPORTED(int sa_stream_create_opaque(sa_stream_t **s, const char *client_name, sa_mode_t mode, const char *codec))
+UNSUPPORTED(int sa_stream_set_write_lower_watermark(sa_stream_t *s, size_t size))
+UNSUPPORTED(int sa_stream_set_read_lower_watermark(sa_stream_t *s, size_t size))
+UNSUPPORTED(int sa_stream_set_write_upper_watermark(sa_stream_t *s, size_t size))
+UNSUPPORTED(int sa_stream_set_read_upper_watermark(sa_stream_t *s, size_t size))
+UNSUPPORTED(int sa_stream_set_channel_map(sa_stream_t *s, const sa_channel_t map[], unsigned int n))
+UNSUPPORTED(int sa_stream_set_xrun_mode(sa_stream_t *s, sa_xrun_mode_t mode))
+UNSUPPORTED(int sa_stream_set_non_interleaved(sa_stream_t *s, int enable))
+UNSUPPORTED(int sa_stream_set_dynamic_rate(sa_stream_t *s, int enable))
+UNSUPPORTED(int sa_stream_set_driver(sa_stream_t *s, const char *driver))
+UNSUPPORTED(int sa_stream_start_thread(sa_stream_t *s, sa_event_callback_t callback))
+UNSUPPORTED(int sa_stream_stop_thread(sa_stream_t *s))
+UNSUPPORTED(int sa_stream_change_device(sa_stream_t *s, const char *device_name))
+UNSUPPORTED(int sa_stream_change_read_volume(sa_stream_t *s, const int32_t vol[], unsigned int n))
+UNSUPPORTED(int sa_stream_change_write_volume(sa_stream_t *s, const int32_t vol[], unsigned int n))
+UNSUPPORTED(int sa_stream_change_rate(sa_stream_t *s, unsigned int rate))
+UNSUPPORTED(int sa_stream_change_meta_data(sa_stream_t *s, const char *name, const void *data, size_t size))
+UNSUPPORTED(int sa_stream_change_user_data(sa_stream_t *s, const void *value))
+UNSUPPORTED(int sa_stream_set_adjust_rate(sa_stream_t *s, sa_adjust_t direction))
+UNSUPPORTED(int sa_stream_set_adjust_nchannels(sa_stream_t *s, sa_adjust_t direction))
+UNSUPPORTED(int sa_stream_set_adjust_pcm_format(sa_stream_t *s, sa_adjust_t direction))
+UNSUPPORTED(int sa_stream_set_adjust_watermarks(sa_stream_t *s, sa_adjust_t direction))
+UNSUPPORTED(int sa_stream_get_mode(sa_stream_t *s, sa_mode_t *access_mode))
+UNSUPPORTED(int sa_stream_get_codec(sa_stream_t *s, char *codec, size_t *size))
+UNSUPPORTED(int sa_stream_get_pcm_format(sa_stream_t *s, sa_pcm_format_t *format))
+UNSUPPORTED(int sa_stream_get_rate(sa_stream_t *s, unsigned int *rate))
+UNSUPPORTED(int sa_stream_get_nchannels(sa_stream_t *s, int *nchannels))
+UNSUPPORTED(int sa_stream_get_user_data(sa_stream_t *s, void **value))
+UNSUPPORTED(int sa_stream_get_write_lower_watermark(sa_stream_t *s, size_t *size))
+UNSUPPORTED(int sa_stream_get_read_lower_watermark(sa_stream_t *s, size_t *size))
+UNSUPPORTED(int sa_stream_get_write_upper_watermark(sa_stream_t *s, size_t *size))
+UNSUPPORTED(int sa_stream_get_read_upper_watermark(sa_stream_t *s, size_t *size))
+UNSUPPORTED(int sa_stream_get_channel_map(sa_stream_t *s, sa_channel_t map[], unsigned int *n))
+UNSUPPORTED(int sa_stream_get_xrun_mode(sa_stream_t *s, sa_xrun_mode_t *mode))
+UNSUPPORTED(int sa_stream_get_non_interleaved(sa_stream_t *s, int *enabled))
+UNSUPPORTED(int sa_stream_get_dynamic_rate(sa_stream_t *s, int *enabled))
+UNSUPPORTED(int sa_stream_get_driver(sa_stream_t *s, char *driver_name, size_t *size))
+UNSUPPORTED(int sa_stream_get_device(sa_stream_t *s, char *device_name, size_t *size))
+UNSUPPORTED(int sa_stream_get_read_volume(sa_stream_t *s, int32_t vol[], unsigned int *n))
+UNSUPPORTED(int sa_stream_get_write_volume(sa_stream_t *s, int32_t vol[], unsigned int *n))
+UNSUPPORTED(int sa_stream_get_meta_data(sa_stream_t *s, const char *name, void*data, size_t *size))
+UNSUPPORTED(int sa_stream_get_adjust_rate(sa_stream_t *s, sa_adjust_t *direction))
+UNSUPPORTED(int sa_stream_get_adjust_nchannels(sa_stream_t *s, sa_adjust_t *direction))
+UNSUPPORTED(int sa_stream_get_adjust_pcm_format(sa_stream_t *s, sa_adjust_t *direction))
+UNSUPPORTED(int sa_stream_get_adjust_watermarks(sa_stream_t *s, sa_adjust_t *direction))
+UNSUPPORTED(int sa_stream_get_state(sa_stream_t *s, sa_state_t *state))
+UNSUPPORTED(int sa_stream_get_event_error(sa_stream_t *s, sa_error_t *error))
+UNSUPPORTED(int sa_stream_get_event_notify(sa_stream_t *s, sa_notify_t *notify))
+UNSUPPORTED(int sa_stream_read(sa_stream_t *s, void *data, size_t nbytes))
+UNSUPPORTED(int sa_stream_read_ni(sa_stream_t *s, unsigned int channel, void *data, size_t nbytes))
+UNSUPPORTED(int sa_stream_write_ni(sa_stream_t *s, unsigned int channel, const void *data, size_t nbytes))
+UNSUPPORTED(int sa_stream_pwrite(sa_stream_t *s, const void *data, size_t nbytes, int64_t offset, sa_seek_t whence))
+UNSUPPORTED(int sa_stream_pwrite_ni(sa_stream_t *s, unsigned int channel, const void *data, size_t nbytes, int64_t offset, sa_seek_t whence))
+UNSUPPORTED(int sa_stream_get_read_size(sa_stream_t *s, size_t *size))
+UNSUPPORTED(int sa_stream_drain(sa_stream_t *s))
+
+const char *sa_strerror(int code) { return NULL; }
+
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