summaryrefslogtreecommitdiffstats
path: root/media/libcubeb/src/android
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /media/libcubeb/src/android
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'media/libcubeb/src/android')
-rw-r--r--media/libcubeb/src/android/audiotrack_definitions.h85
-rw-r--r--media/libcubeb/src/android/cubeb-output-latency.h76
-rw-r--r--media/libcubeb/src/android/cubeb_media_library.h64
-rw-r--r--media/libcubeb/src/android/sles_definitions.h104
4 files changed, 329 insertions, 0 deletions
diff --git a/media/libcubeb/src/android/audiotrack_definitions.h b/media/libcubeb/src/android/audiotrack_definitions.h
new file mode 100644
index 0000000000..f6b6931fa4
--- /dev/null
+++ b/media/libcubeb/src/android/audiotrack_definitions.h
@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <stdint.h>
+
+/*
+ * The following definitions are copied from the android sources. Only the
+ * relevant enum member and values needed are copied.
+ */
+
+/*
+ * From
+ * https://android.googlesource.com/platform/frameworks/base/+/android-2.2.3_r2.1/include/utils/Errors.h
+ */
+typedef int32_t status_t;
+
+/*
+ * From
+ * https://android.googlesource.com/platform/frameworks/base/+/android-2.2.3_r2.1/include/media/AudioTrack.h
+ */
+struct Buffer {
+ uint32_t flags;
+ int channelCount;
+ int format;
+ size_t frameCount;
+ size_t size;
+ union {
+ void * raw;
+ short * i16;
+ int8_t * i8;
+ };
+};
+
+enum event_type {
+ EVENT_MORE_DATA = 0,
+ EVENT_UNDERRUN = 1,
+ EVENT_LOOP_END = 2,
+ EVENT_MARKER = 3,
+ EVENT_NEW_POS = 4,
+ EVENT_BUFFER_END = 5
+};
+
+/**
+ * From
+ * https://android.googlesource.com/platform/frameworks/base/+/android-2.2.3_r2.1/include/media/AudioSystem.h
+ * and
+ * https://android.googlesource.com/platform/system/core/+/android-4.2.2_r1/include/system/audio.h
+ */
+
+#define AUDIO_STREAM_TYPE_MUSIC 3
+
+enum {
+ AUDIO_CHANNEL_OUT_FRONT_LEFT_ICS = 0x1,
+ AUDIO_CHANNEL_OUT_FRONT_RIGHT_ICS = 0x2,
+ AUDIO_CHANNEL_OUT_MONO_ICS = AUDIO_CHANNEL_OUT_FRONT_LEFT_ICS,
+ AUDIO_CHANNEL_OUT_STEREO_ICS =
+ (AUDIO_CHANNEL_OUT_FRONT_LEFT_ICS | AUDIO_CHANNEL_OUT_FRONT_RIGHT_ICS)
+} AudioTrack_ChannelMapping_ICS;
+
+enum {
+ AUDIO_CHANNEL_OUT_FRONT_LEFT_Legacy = 0x4,
+ AUDIO_CHANNEL_OUT_FRONT_RIGHT_Legacy = 0x8,
+ AUDIO_CHANNEL_OUT_MONO_Legacy = AUDIO_CHANNEL_OUT_FRONT_LEFT_Legacy,
+ AUDIO_CHANNEL_OUT_STEREO_Legacy = (AUDIO_CHANNEL_OUT_FRONT_LEFT_Legacy |
+ AUDIO_CHANNEL_OUT_FRONT_RIGHT_Legacy)
+} AudioTrack_ChannelMapping_Legacy;
+
+typedef enum {
+ AUDIO_FORMAT_PCM = 0x00000000,
+ AUDIO_FORMAT_PCM_SUB_16_BIT = 0x1,
+ AUDIO_FORMAT_PCM_16_BIT = (AUDIO_FORMAT_PCM | AUDIO_FORMAT_PCM_SUB_16_BIT),
+} AudioTrack_SampleType;
diff --git a/media/libcubeb/src/android/cubeb-output-latency.h b/media/libcubeb/src/android/cubeb-output-latency.h
new file mode 100644
index 0000000000..870a884a3c
--- /dev/null
+++ b/media/libcubeb/src/android/cubeb-output-latency.h
@@ -0,0 +1,76 @@
+#ifndef _CUBEB_OUTPUT_LATENCY_H_
+#define _CUBEB_OUTPUT_LATENCY_H_
+
+#include "../cubeb-jni.h"
+#include "cubeb_media_library.h"
+#include <stdbool.h>
+
+struct output_latency_function {
+ media_lib * from_lib;
+ cubeb_jni * from_jni;
+ int version;
+};
+
+typedef struct output_latency_function output_latency_function;
+
+const int ANDROID_JELLY_BEAN_MR1_4_2 = 17;
+
+output_latency_function *
+cubeb_output_latency_load_method(int version)
+{
+ output_latency_function * ol = NULL;
+ ol = calloc(1, sizeof(output_latency_function));
+
+ ol->version = version;
+
+ if (ol->version > ANDROID_JELLY_BEAN_MR1_4_2) {
+ ol->from_jni = cubeb_jni_init();
+ return ol;
+ }
+
+ ol->from_lib = cubeb_load_media_library();
+ return ol;
+}
+
+bool
+cubeb_output_latency_method_is_loaded(output_latency_function * ol)
+{
+ assert(ol);
+ if (ol->version > ANDROID_JELLY_BEAN_MR1_4_2) {
+ return !!ol->from_jni;
+ }
+
+ return !!ol->from_lib;
+}
+
+void
+cubeb_output_latency_unload_method(output_latency_function * ol)
+{
+ if (!ol) {
+ return;
+ }
+
+ if (ol->version > ANDROID_JELLY_BEAN_MR1_4_2 && ol->from_jni) {
+ cubeb_jni_destroy(ol->from_jni);
+ }
+
+ if (ol->version <= ANDROID_JELLY_BEAN_MR1_4_2 && ol->from_lib) {
+ cubeb_close_media_library(ol->from_lib);
+ }
+
+ free(ol);
+}
+
+uint32_t
+cubeb_get_output_latency(output_latency_function * ol)
+{
+ assert(cubeb_output_latency_method_is_loaded(ol));
+
+ if (ol->version > ANDROID_JELLY_BEAN_MR1_4_2) {
+ return cubeb_get_output_latency_from_jni(ol->from_jni);
+ }
+
+ return cubeb_get_output_latency_from_media_library(ol->from_lib);
+}
+
+#endif // _CUBEB_OUTPUT_LATENCY_H_
diff --git a/media/libcubeb/src/android/cubeb_media_library.h b/media/libcubeb/src/android/cubeb_media_library.h
new file mode 100644
index 0000000000..27fbc86ec2
--- /dev/null
+++ b/media/libcubeb/src/android/cubeb_media_library.h
@@ -0,0 +1,64 @@
+#ifndef _CUBEB_MEDIA_LIBRARY_H_
+#define _CUBEB_MEDIA_LIBRARY_H_
+
+struct media_lib {
+ void * libmedia;
+ int32_t (*get_output_latency)(uint32_t * latency, int stream_type);
+};
+
+typedef struct media_lib media_lib;
+
+media_lib *
+cubeb_load_media_library()
+{
+ media_lib ml = {0};
+ ml.libmedia = dlopen("libmedia.so", RTLD_LAZY);
+ if (!ml.libmedia) {
+ return NULL;
+ }
+
+ // Get the latency, in ms, from AudioFlinger. First, try the most recent
+ // signature. status_t AudioSystem::getOutputLatency(uint32_t* latency,
+ // audio_stream_type_t streamType)
+ ml.get_output_latency = dlsym(
+ ml.libmedia,
+ "_ZN7android11AudioSystem16getOutputLatencyEPj19audio_stream_type_t");
+ if (!ml.get_output_latency) {
+ // In case of failure, try the signature from legacy version.
+ // status_t AudioSystem::getOutputLatency(uint32_t* latency, int streamType)
+ ml.get_output_latency =
+ dlsym(ml.libmedia, "_ZN7android11AudioSystem16getOutputLatencyEPji");
+ if (!ml.get_output_latency) {
+ return NULL;
+ }
+ }
+
+ media_lib * rv = NULL;
+ rv = calloc(1, sizeof(media_lib));
+ assert(rv);
+ *rv = ml;
+ return rv;
+}
+
+void
+cubeb_close_media_library(media_lib * ml)
+{
+ dlclose(ml->libmedia);
+ ml->libmedia = NULL;
+ ml->get_output_latency = NULL;
+ free(ml);
+}
+
+uint32_t
+cubeb_get_output_latency_from_media_library(media_lib * ml)
+{
+ uint32_t latency = 0;
+ const int audio_stream_type_music = 3;
+ int32_t r = ml->get_output_latency(&latency, audio_stream_type_music);
+ if (r) {
+ return 0;
+ }
+ return latency;
+}
+
+#endif // _CUBEB_MEDIA_LIBRARY_H_
diff --git a/media/libcubeb/src/android/sles_definitions.h b/media/libcubeb/src/android/sles_definitions.h
new file mode 100644
index 0000000000..b107003d1b
--- /dev/null
+++ b/media/libcubeb/src/android/sles_definitions.h
@@ -0,0 +1,104 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * This file is similar to the file "OpenSLES_AndroidConfiguration.h" found in
+ * the Android NDK, but removes the #ifdef __cplusplus defines, so we can keep
+ * using a C compiler in cubeb.
+ */
+
+#ifndef OPENSL_ES_ANDROIDCONFIGURATION_H_
+#define OPENSL_ES_ANDROIDCONFIGURATION_H_
+
+/*---------------------------------------------------------------------------*/
+/* Android AudioRecorder configuration */
+/*---------------------------------------------------------------------------*/
+
+/** Audio recording preset */
+/** Audio recording preset key */
+#define SL_ANDROID_KEY_RECORDING_PRESET \
+ ((const SLchar *)"androidRecordingPreset")
+/** Audio recording preset values */
+/** preset "none" cannot be set, it is used to indicate the current settings
+ * do not match any of the presets. */
+#define SL_ANDROID_RECORDING_PRESET_NONE ((SLuint32)0x00000000)
+/** generic recording configuration on the platform */
+#define SL_ANDROID_RECORDING_PRESET_GENERIC ((SLuint32)0x00000001)
+/** uses the microphone audio source with the same orientation as the camera
+ * if available, the main device microphone otherwise */
+#define SL_ANDROID_RECORDING_PRESET_CAMCORDER ((SLuint32)0x00000002)
+/** uses the main microphone tuned for voice recognition */
+#define SL_ANDROID_RECORDING_PRESET_VOICE_RECOGNITION ((SLuint32)0x00000003)
+/** uses the main microphone tuned for audio communications */
+#define SL_ANDROID_RECORDING_PRESET_VOICE_COMMUNICATION ((SLuint32)0x00000004)
+/** uses the main microphone unprocessed */
+#define SL_ANDROID_RECORDING_PRESET_UNPROCESSED ((SLuint32)0x00000005)
+
+/*---------------------------------------------------------------------------*/
+/* Android AudioPlayer configuration */
+/*---------------------------------------------------------------------------*/
+
+/** Audio playback stream type */
+/** Audio playback stream type key */
+#define SL_ANDROID_KEY_STREAM_TYPE ((const SLchar *)"androidPlaybackStreamType")
+
+/** Audio playback stream type values */
+/* same as android.media.AudioManager.STREAM_VOICE_CALL */
+#define SL_ANDROID_STREAM_VOICE ((SLint32)0x00000000)
+/* same as android.media.AudioManager.STREAM_SYSTEM */
+#define SL_ANDROID_STREAM_SYSTEM ((SLint32)0x00000001)
+/* same as android.media.AudioManager.STREAM_RING */
+#define SL_ANDROID_STREAM_RING ((SLint32)0x00000002)
+/* same as android.media.AudioManager.STREAM_MUSIC */
+#define SL_ANDROID_STREAM_MEDIA ((SLint32)0x00000003)
+/* same as android.media.AudioManager.STREAM_ALARM */
+#define SL_ANDROID_STREAM_ALARM ((SLint32)0x00000004)
+/* same as android.media.AudioManager.STREAM_NOTIFICATION */
+#define SL_ANDROID_STREAM_NOTIFICATION ((SLint32)0x00000005)
+
+/*---------------------------------------------------------------------------*/
+/* Android AudioPlayer and AudioRecorder configuration */
+/*---------------------------------------------------------------------------*/
+
+/** Audio Performance mode.
+ * Performance mode tells the framework how to configure the audio path
+ * for a player or recorder according to application performance and
+ * functional requirements.
+ * It affects the output or input latency based on acceptable tradeoffs on
+ * battery drain and use of pre or post processing effects.
+ * Performance mode should be set before realizing the object and should be
+ * read after realizing the object to check if the requested mode could be
+ * granted or not.
+ */
+/** Audio Performance mode key */
+#define SL_ANDROID_KEY_PERFORMANCE_MODE \
+ ((const SLchar *)"androidPerformanceMode")
+
+/** Audio performance values */
+/* No specific performance requirement. Allows HW and SW pre/post
+ * processing. */
+#define SL_ANDROID_PERFORMANCE_NONE ((SLuint32)0x00000000)
+/* Priority given to latency. No HW or software pre/post processing.
+ * This is the default if no performance mode is specified. */
+#define SL_ANDROID_PERFORMANCE_LATENCY ((SLuint32)0x00000001)
+/* Priority given to latency while still allowing HW pre and post
+ * processing. */
+#define SL_ANDROID_PERFORMANCE_LATENCY_EFFECTS ((SLuint32)0x00000002)
+/* Priority given to power saving if latency is not a concern.
+ * Allows HW and SW pre/post processing. */
+#define SL_ANDROID_PERFORMANCE_POWER_SAVING ((SLuint32)0x00000003)
+
+#endif /* OPENSL_ES_ANDROIDCONFIGURATION_H_ */