blob: d011d7035b220bf8253ffa6246acf62a32f58dc8 [file] [log] [blame]
/*
** Copyright 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.
*/
//#define LOG_NDEBUG 0
#define LOG_TAG "MediaRecorderService"
#include <utils/Log.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
#include <unistd.h>
#include <string.h>
#include <cutils/atomic.h>
#include <cutils/properties.h> // for property_get
#include <binder/IPCThreadState.h>
#include <binder/IServiceManager.h>
#include <binder/MemoryHeapBase.h>
#include <binder/MemoryBase.h>
#include <utils/String16.h>
#include <system/audio.h>
#include "MediaRecorderClient.h"
#include "MediaPlayerService.h"
#include "StagefrightRecorder.h"
#include <gui/IGraphicBufferProducer.h>
namespace android {
const char* cameraPermission = "android.permission.CAMERA";
const char* recordAudioPermission = "android.permission.RECORD_AUDIO";
static bool checkPermission(const char* permissionString) {
if (getpid() == IPCThreadState::self()->getCallingPid()) return true;
bool ok = checkCallingPermission(String16(permissionString));
if (!ok) ALOGE("Request requires %s", permissionString);
return ok;
}
status_t MediaRecorderClient::setInputSurface(const sp<IGraphicBufferConsumer>& surface)
{
ALOGV("setInputSurface");
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->setInputSurface(surface);
}
sp<IGraphicBufferProducer> MediaRecorderClient::querySurfaceMediaSource()
{
ALOGV("Query SurfaceMediaSource");
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NULL;
}
return mRecorder->querySurfaceMediaSource();
}
status_t MediaRecorderClient::setCamera(const sp<hardware::ICamera>& camera,
const sp<ICameraRecordingProxy>& proxy)
{
ALOGV("setCamera");
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->setCamera(camera, proxy);
}
status_t MediaRecorderClient::setPreviewSurface(const sp<IGraphicBufferProducer>& surface)
{
ALOGV("setPreviewSurface");
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->setPreviewSurface(surface);
}
status_t MediaRecorderClient::setVideoSource(int vs)
{
ALOGV("setVideoSource(%d)", vs);
// Check camera permission for sources other than SURFACE
if (vs != VIDEO_SOURCE_SURFACE && !checkPermission(cameraPermission)) {
return PERMISSION_DENIED;
}
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->setVideoSource((video_source)vs);
}
status_t MediaRecorderClient::setAudioSource(int as)
{
ALOGV("setAudioSource(%d)", as);
if (!checkPermission(recordAudioPermission)) {
return PERMISSION_DENIED;
}
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->setAudioSource((audio_source_t)as);
}
status_t MediaRecorderClient::setOutputFormat(int of)
{
ALOGV("setOutputFormat(%d)", of);
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->setOutputFormat((output_format)of);
}
status_t MediaRecorderClient::setVideoEncoder(int ve)
{
ALOGV("setVideoEncoder(%d)", ve);
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->setVideoEncoder((video_encoder)ve);
}
status_t MediaRecorderClient::setAudioEncoder(int ae)
{
ALOGV("setAudioEncoder(%d)", ae);
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->setAudioEncoder((audio_encoder)ae);
}
status_t MediaRecorderClient::setOutputFile(int fd, int64_t offset, int64_t length)
{
ALOGV("setOutputFile(%d, %lld, %lld)", fd, (long long)offset, (long long)length);
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->setOutputFile(fd, offset, length);
}
status_t MediaRecorderClient::setVideoSize(int width, int height)
{
ALOGV("setVideoSize(%dx%d)", width, height);
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->setVideoSize(width, height);
}
status_t MediaRecorderClient::setVideoFrameRate(int frames_per_second)
{
ALOGV("setVideoFrameRate(%d)", frames_per_second);
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->setVideoFrameRate(frames_per_second);
}
status_t MediaRecorderClient::setParameters(const String8& params) {
ALOGV("setParameters(%s)", params.string());
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->setParameters(params);
}
status_t MediaRecorderClient::prepare()
{
ALOGV("prepare");
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->prepare();
}
status_t MediaRecorderClient::getMaxAmplitude(int* max)
{
ALOGV("getMaxAmplitude");
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->getMaxAmplitude(max);
}
status_t MediaRecorderClient::start()
{
ALOGV("start");
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->start();
}
status_t MediaRecorderClient::stop()
{
ALOGV("stop");
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->stop();
}
status_t MediaRecorderClient::pause()
{
ALOGV("pause");
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->pause();
}
status_t MediaRecorderClient::resume()
{
ALOGV("resume");
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->resume();
}
status_t MediaRecorderClient::init()
{
ALOGV("init");
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->init();
}
status_t MediaRecorderClient::close()
{
ALOGV("close");
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->close();
}
status_t MediaRecorderClient::reset()
{
ALOGV("reset");
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->reset();
}
status_t MediaRecorderClient::release()
{
ALOGV("release");
Mutex::Autolock lock(mLock);
if (mRecorder != NULL) {
delete mRecorder;
mRecorder = NULL;
wp<MediaRecorderClient> client(this);
mMediaPlayerService->removeMediaRecorderClient(client);
}
return NO_ERROR;
}
MediaRecorderClient::MediaRecorderClient(const sp<MediaPlayerService>& service, pid_t pid,
const String16& opPackageName)
{
ALOGV("Client constructor");
mPid = pid;
mRecorder = new StagefrightRecorder(opPackageName);
mMediaPlayerService = service;
}
MediaRecorderClient::~MediaRecorderClient()
{
ALOGV("Client destructor");
release();
}
MediaRecorderClient::ServiceDeathNotifier::ServiceDeathNotifier(
const sp<IBinder>& service,
const sp<IMediaRecorderClient>& listener,
int which) {
mService = service;
mListener = listener;
mWhich = which;
}
MediaRecorderClient::ServiceDeathNotifier::~ServiceDeathNotifier() {
mService->unlinkToDeath(this);
}
void MediaRecorderClient::ServiceDeathNotifier::binderDied(const wp<IBinder>& /*who*/) {
sp<IMediaRecorderClient> listener = mListener.promote();
if (listener != NULL) {
listener->notify(MEDIA_ERROR, MEDIA_ERROR_SERVER_DIED, mWhich);
} else {
ALOGW("listener for process %d death is gone", mWhich);
}
}
status_t MediaRecorderClient::setListener(const sp<IMediaRecorderClient>& listener)
{
ALOGV("setListener");
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
mRecorder->setListener(listener);
sp<IServiceManager> sm = defaultServiceManager();
sp<IBinder> binder = sm->getService(String16("media.camera"));
mCameraDeathListener = new ServiceDeathNotifier(binder, listener,
MediaPlayerService::CAMERA_PROCESS_DEATH);
binder->linkToDeath(mCameraDeathListener);
binder = sm->getService(String16("media.codec"));
mCodecDeathListener = new ServiceDeathNotifier(binder, listener,
MediaPlayerService::MEDIACODEC_PROCESS_DEATH);
binder->linkToDeath(mCodecDeathListener);
return OK;
}
status_t MediaRecorderClient::setClientName(const String16& clientName) {
ALOGV("setClientName(%s)", String8(clientName).string());
Mutex::Autolock lock(mLock);
if (mRecorder == NULL) {
ALOGE("recorder is not initialized");
return NO_INIT;
}
return mRecorder->setClientName(clientName);
}
status_t MediaRecorderClient::dump(int fd, const Vector<String16>& args) {
if (mRecorder != NULL) {
return mRecorder->dump(fd, args);
}
return OK;
}
}; // namespace android