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gecko/media/libsydneyaudio/sydney_android.patch
Doug Turner c49772f8bc Bug 612479 - Sydney audio Android Issues. r=kinetik a=blocking-fennec 
--HG--
extra : rebase_source : ca7328b7283a369d06b8c886af0905c5c95aa3cc
2010-11-16 20:15:11 -08:00

552 lines
18 KiB
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diff --git a/media/libsydneyaudio/src/Makefile.in b/media/libsydneyaudio/src/Makefile.in
--- a/media/libsydneyaudio/src/Makefile.in
+++ b/media/libsydneyaudio/src/Makefile.in
@@ -51,7 +51,11 @@ CSRCS = \
$(NULL)
endif
-ifeq ($(OS_ARCH),Linux)
+ifeq ($(OS_TARGET),Android)
+CSRCS = \
+ sydney_audio_android.c \
+ $(NULL)
+else ifeq ($(OS_ARCH),Linux)
CSRCS = \
sydney_audio_alsa.c \
$(NULL)
diff --git a/media/libsydneyaudio/src/sydney_audio_android.c b/media/libsydneyaudio/src/sydney_audio_android.c
new file mode 100644
--- /dev/null
+++ b/media/libsydneyaudio/src/sydney_audio_android.c
@@ -0,0 +1,530 @@
+/* ***** 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
+ * CSIRO
+ * Portions created by the Initial Developer are Copyright (C) 2007
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s): Michael Martin
+ * Michael Wu <mwu@mozilla.com>
+ *
+ * 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 <time.h>
+#include <jni.h>
+#include "sydney_audio.h"
+
+#include "android/log.h"
+
+#ifndef ALOG
+#if defined(DEBUG) || defined(FORCE_ALOG)
+#define ALOG(args...) __android_log_print(ANDROID_LOG_INFO, "Gecko - SYDNEY_AUDIO" , ## args)
+#else
+#define ALOG(args...)
+#endif
+#endif
+
+/* Android implementation based on sydney_audio_mac.c */
+
+#define NANOSECONDS_IN_MILLISECOND 1000000
+#define MILLISECONDS_PER_SECOND 1000
+
+/* android.media.AudioTrack */
+struct AudioTrack {
+ jclass class;
+ jmethodID constructor;
+ jmethodID flush;
+ jmethodID pause;
+ jmethodID play;
+ jmethodID setvol;
+ jmethodID stop;
+ jmethodID write;
+ jmethodID getpos;
+};
+
+enum AudioTrackMode {
+ MODE_STATIC = 0,
+ MODE_STREAM = 1
+};
+
+/* android.media.AudioManager */
+enum AudioManagerStream {
+ STREAM_VOICE_CALL = 0,
+ STREAM_SYSTEM = 1,
+ STREAM_RING = 2,
+ STREAM_MUSIC = 3,
+ STREAM_ALARM = 4,
+ STREAM_NOTIFICATION = 5,
+ STREAM_DTMF = 8
+};
+
+/* android.media.AudioFormat */
+enum AudioFormatChannel {
+ CHANNEL_OUT_MONO = 4,
+ CHANNEL_OUT_STEREO = 12
+};
+
+enum AudioFormatEncoding {
+ ENCODING_PCM_16BIT = 2,
+ ENCODING_PCM_8BIT = 3
+};
+
+struct sa_stream {
+ jobject output_unit;
+
+ unsigned int rate;
+ unsigned int channels;
+ unsigned int isPaused;
+
+ int64_t lastStartTime;
+ int64_t timePlaying;
+ int64_t amountWritten;
+ unsigned int bufferSize;
+
+ jclass at_class;
+};
+
+static struct AudioTrack at;
+extern JNIEnv * GetJNIForThread();
+
+static jclass
+init_jni_bindings(JNIEnv *jenv) {
+ jclass class =
+ (*jenv)->NewGlobalRef(jenv,
+ (*jenv)->FindClass(jenv,
+ "android/media/AudioTrack"));
+ at.constructor = (*jenv)->GetMethodID(jenv, class, "<init>", "(IIIIII)V");
+ at.flush = (*jenv)->GetMethodID(jenv, class, "flush", "()V");
+ at.pause = (*jenv)->GetMethodID(jenv, class, "pause", "()V");
+ at.play = (*jenv)->GetMethodID(jenv, class, "play", "()V");
+ at.setvol = (*jenv)->GetMethodID(jenv, class, "setStereoVolume", "(FF)I");
+ at.stop = (*jenv)->GetMethodID(jenv, class, "stop", "()V");
+ at.write = (*jenv)->GetMethodID(jenv, class, "write", "([BII)I");
+ at.getpos = (*jenv)->GetMethodID(jenv, class, "getPlaybackHeadPosition", "()I");
+
+ return class;
+}
+
+/*
+ * -----------------------------------------------------------------------------
+ * 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 channels
+) {
+
+ /*
+ * 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_NE) {
+ return SA_ERROR_NOT_SUPPORTED;
+ }
+ if (channels != 1 && channels != 2) {
+ return SA_ERROR_NOT_SUPPORTED;
+ }
+
+ /*
+ * Allocate the instance and required resources.
+ */
+ sa_stream_t *s;
+ if ((s = malloc(sizeof(sa_stream_t))) == NULL) {
+ return SA_ERROR_OOM;
+ }
+
+ s->output_unit = NULL;
+ s->rate = rate;
+ s->channels = channels;
+ s->isPaused = 0;
+
+ s->lastStartTime = 0;
+ s->timePlaying = 0;
+ s->amountWritten = 0;
+
+ s->bufferSize = rate * channels;
+
+ *_s = s;
+ return SA_SUCCESS;
+}
+
+
+int
+sa_stream_open(sa_stream_t *s) {
+
+ if (s == NULL) {
+ return SA_ERROR_NO_INIT;
+ }
+ if (s->output_unit != NULL) {
+ return SA_ERROR_INVALID;
+ }
+
+ JNIEnv *jenv = GetJNIForThread();
+ if (!jenv)
+ return SA_ERROR_NO_DEVICE;
+
+ if ((*jenv)->PushLocalFrame(jenv, 4)) {
+ return SA_ERROR_OOM;
+ }
+
+ s->at_class = init_jni_bindings(jenv);
+
+ int32_t chanConfig = s->channels == 1 ?
+ CHANNEL_OUT_MONO : CHANNEL_OUT_STEREO;
+
+ jobject obj =
+ (*jenv)->NewObject(jenv, s->at_class, at.constructor,
+ STREAM_MUSIC,
+ s->rate,
+ chanConfig,
+ ENCODING_PCM_16BIT,
+ s->bufferSize,
+ MODE_STREAM);
+
+ if (!obj) {
+ (*jenv)->DeleteGlobalRef(jenv, s->at_class);
+ (*jenv)->PopLocalFrame(jenv, NULL);
+ return SA_ERROR_OOM;
+ }
+
+ s->output_unit = (*jenv)->NewGlobalRef(jenv, obj);
+ (*jenv)->PopLocalFrame(jenv, NULL);
+
+ ALOG("%x - New stream %d %d", s, s->rate, s->channels);
+ return SA_SUCCESS;
+}
+
+
+int
+sa_stream_destroy(sa_stream_t *s) {
+
+ if (s == NULL) {
+ return SA_ERROR_NO_INIT;
+ }
+
+ JNIEnv *jenv = GetJNIForThread();
+ if (!jenv)
+ return SA_SUCCESS;
+
+ (*jenv)->DeleteGlobalRef(jenv, s->output_unit);
+ (*jenv)->DeleteGlobalRef(jenv, s->at_class);
+ free(s);
+
+ ALOG("%x - Stream destroyed", s);
+ return SA_SUCCESS;
+}
+
+
+/*
+ * -----------------------------------------------------------------------------
+ * Data read and write functions
+ * -----------------------------------------------------------------------------
+ */
+
+int
+sa_stream_write(sa_stream_t *s, const void *data, size_t nbytes) {
+
+ if (s == NULL || s->output_unit == NULL) {
+ return SA_ERROR_NO_INIT;
+ }
+ if (nbytes == 0) {
+ return SA_SUCCESS;
+ }
+ JNIEnv *jenv = GetJNIForThread();
+ if ((*jenv)->PushLocalFrame(jenv, 2)) {
+ return SA_ERROR_OOM;
+ }
+
+ jbyteArray bytearray = (*jenv)->NewByteArray(jenv, nbytes);
+ if (!bytearray) {
+ (*jenv)->ExceptionClear(jenv);
+ (*jenv)->PopLocalFrame(jenv, NULL);
+ return SA_ERROR_OOM;
+ }
+
+ jbyte *byte = (*jenv)->GetByteArrayElements(jenv, bytearray, NULL);
+ if (!byte) {
+ (*jenv)->PopLocalFrame(jenv, NULL);
+ return SA_ERROR_OOM;
+ }
+
+ memcpy(byte, data, nbytes);
+
+ size_t wroteSoFar = 0;
+ jint retval;
+
+ do {
+ retval = (*jenv)->CallIntMethod(jenv,
+ s->output_unit,
+ at.write,
+ bytearray,
+ wroteSoFar,
+ nbytes - wroteSoFar);
+ if (retval < 0) {
+ ALOG("%x - Write failed %d", s, retval);
+ break;
+ }
+
+ wroteSoFar += retval;
+
+ if (wroteSoFar != nbytes) {
+
+ /* android doesn't start playing until we explictly call play. */
+ if (!s->isPaused)
+ sa_stream_resume(s);
+
+ struct timespec ts = {0, 100000000}; /* .10s */
+ nanosleep(&ts, NULL);
+ }
+ } while(wroteSoFar < nbytes);
+
+ s->amountWritten += nbytes;
+
+ (*jenv)->ReleaseByteArrayElements(jenv, bytearray, byte, 0);
+
+ (*jenv)->PopLocalFrame(jenv, NULL);
+
+ return retval < 0 ? SA_ERROR_INVALID : SA_SUCCESS;
+}
+
+
+/*
+ * -----------------------------------------------------------------------------
+ * General query and support functions
+ * -----------------------------------------------------------------------------
+ */
+
+int
+sa_stream_get_write_size(sa_stream_t *s, size_t *size) {
+
+ if (s == NULL || s->output_unit == NULL) {
+ return SA_ERROR_NO_INIT;
+ }
+
+ /* No android API for this, so estimate based on how much we have played and
+ * how much we have written.
+ */
+ *size = s->bufferSize - ((s->timePlaying * s->channels * s->rate /
+ MILLISECONDS_PER_SECOND) - s->amountWritten);
+ ALOG("%x - Write Size %d", s, *size);
+
+ return SA_SUCCESS;
+}
+
+
+int
+sa_stream_get_position(sa_stream_t *s, sa_position_t position, int64_t *pos) {
+
+ if (s == NULL || s->output_unit == NULL) {
+ return SA_ERROR_NO_INIT;
+ }
+
+ ALOG("%x - get position", s);
+
+ JNIEnv *jenv = GetJNIForThread();
+ *pos = (*jenv)->CallIntMethod(jenv, s->output_unit, at.getpos);
+
+ /* android returns number of frames, so:
+ position = frames * (PCM_16_BIT == 2 bytes) * channels
+ */
+ *pos *= s->channels * sizeof(int16_t);
+ return SA_SUCCESS;
+}
+
+
+int
+sa_stream_pause(sa_stream_t *s) {
+
+ if (s == NULL || s->output_unit == NULL) {
+ return SA_ERROR_NO_INIT;
+ }
+
+ JNIEnv *jenv = GetJNIForThread();
+ s->isPaused = 1;
+
+ /* Update stats */
+ if (s->lastStartTime != 0) {
+ /* if lastStartTime is not zero, so playback has started */
+ struct timespec current_time;
+ clock_gettime(CLOCK_REALTIME, &current_time);
+ int64_t ticker = current_time.tv_sec * 1000 + current_time.tv_nsec / 1000000;
+ s->timePlaying += ticker - s->lastStartTime;
+ }
+ ALOG("%x - Pause total time playing: %lld total written: %lld", s, s->timePlaying, s->amountWritten);
+
+ (*jenv)->CallVoidMethod(jenv, s->output_unit, at.pause);
+ return SA_SUCCESS;
+}
+
+
+int
+sa_stream_resume(sa_stream_t *s) {
+
+ if (s == NULL || s->output_unit == NULL) {
+ return SA_ERROR_NO_INIT;
+ }
+
+ ALOG("%x - resume", s);
+
+ JNIEnv *jenv = GetJNIForThread();
+ s->isPaused = 0;
+
+ /* Update stats */
+ struct timespec current_time;
+ clock_gettime(CLOCK_REALTIME, &current_time);
+ int64_t ticker = current_time.tv_sec * 1000 + current_time.tv_nsec / 1000000;
+ s->lastStartTime = ticker;
+
+ (*jenv)->CallVoidMethod(jenv, s->output_unit, at.play);
+ return SA_SUCCESS;
+}
+
+
+int
+sa_stream_drain(sa_stream_t *s)
+{
+ if (s == NULL || s->output_unit == NULL) {
+ return SA_ERROR_NO_INIT;
+ }
+
+ /* There is no way with the Android SDK to determine exactly how
+ long to playback. So estimate and sleep for the long.
+ */
+
+ size_t available;
+ sa_stream_get_write_size(s, &available);
+
+ long x = (s->bufferSize - available) * 1000 / s->channels / s->rate / sizeof(int16_t) * NANOSECONDS_IN_MILLISECOND;
+ ALOG("%x - Drain - sleep for %f ns", s, x);
+
+ struct timespec ts = {0, x};
+ nanosleep(&ts, NULL);
+
+ return SA_SUCCESS;
+}
+
+
+/*
+ * -----------------------------------------------------------------------------
+ * Extension functions
+ * -----------------------------------------------------------------------------
+ */
+
+int
+sa_stream_set_volume_abs(sa_stream_t *s, float vol) {
+
+ if (s == NULL || s->output_unit == NULL) {
+ return SA_ERROR_NO_INIT;
+ }
+
+ JNIEnv *jenv = GetJNIForThread();
+ (*jenv)->CallIntMethod(jenv, s->output_unit, at.setvol,
+ (jfloat)vol, (jfloat)vol);
+
+ return SA_SUCCESS;
+}
+
+/*
+ * -----------------------------------------------------------------------------
+ * Unsupported functions
+ * -----------------------------------------------------------------------------
+ */
+#define UNSUPPORTED(func) func { return SA_ERROR_NOT_SUPPORTED; }
+
+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_get_volume_abs(sa_stream_t *s, float *vol))
+
+const char *sa_strerror(int code) { return NULL; }
+
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