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gecko-dev/dom/camera/GonkRecorder.cpp

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/*
* Copyright (C) 2009 The Android Open Source Project
* Copyright (c) 2011, Code Aurora Forum. All rights reserved.
*
* 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 <media/AudioParameter.h>
#include "GonkRecorder.h"
#include <media/stagefright/AudioSource.h>
#include <media/stagefright/AMRWriter.h>
#include <media/stagefright/MPEG2TSWriter.h>
#include <media/stagefright/MPEG4Writer.h>
#include <media/stagefright/MediaDebug.h>
#include <media/stagefright/MediaDefs.h>
#include <media/stagefright/MetaData.h>
#include <media/stagefright/OMXClient.h>
#include <media/stagefright/OMXCodec.h>
#include <media/MediaProfiles.h>
#include <utils/String8.h>
#include <utils/Errors.h>
#include <sys/types.h>
#include <ctype.h>
#include <unistd.h>
#include <system/audio.h>
#include "ARTPWriter.h"
#include <cutils/properties.h>
#include "CameraCommon.h"
#include "GonkCameraSource.h"
namespace android {
GonkRecorder::GonkRecorder()
: mWriter(NULL),
mOutputFd(-1),
mAudioSource(AUDIO_SOURCE_CNT),
mVideoSource(VIDEO_SOURCE_LIST_END),
mStarted(false),
mDisableAudio(false) {
DOM_CAMERA_LOGT("%s:%d : this=%p\n", __func__, __LINE__, this);
reset();
}
GonkRecorder::~GonkRecorder() {
DOM_CAMERA_LOGT("%s:%d : this=%p\n", __func__, __LINE__, this);
stop();
}
status_t GonkRecorder::init() {
DOM_CAMERA_LOGT("%s:%d : this=%p\n", __func__, __LINE__, this);
return OK;
}
status_t GonkRecorder::setAudioSource(audio_source_t as) {
DOM_CAMERA_LOGI("%s: %d", __func__, as);
if (as < AUDIO_SOURCE_DEFAULT ||
as >= AUDIO_SOURCE_CNT) {
DOM_CAMERA_LOGE("Invalid audio source: %d", as);
return BAD_VALUE;
}
if (mDisableAudio) {
return OK;
}
if (as == AUDIO_SOURCE_DEFAULT) {
mAudioSource = AUDIO_SOURCE_MIC;
} else {
mAudioSource = as;
}
return OK;
}
status_t GonkRecorder::setVideoSource(video_source vs) {
DOM_CAMERA_LOGI("%s: %d", __func__, vs);
if (vs < VIDEO_SOURCE_DEFAULT ||
vs >= VIDEO_SOURCE_LIST_END) {
DOM_CAMERA_LOGE("Invalid video source: %d", vs);
return BAD_VALUE;
}
if (vs == VIDEO_SOURCE_DEFAULT) {
mVideoSource = VIDEO_SOURCE_CAMERA;
} else {
mVideoSource = vs;
}
return OK;
}
status_t GonkRecorder::setOutputFormat(output_format of) {
DOM_CAMERA_LOGI("%s: %d", __func__, of);
if (of < OUTPUT_FORMAT_DEFAULT ||
of >= OUTPUT_FORMAT_LIST_END) {
DOM_CAMERA_LOGE("Invalid output format: %d", of);
return BAD_VALUE;
}
if (of == OUTPUT_FORMAT_DEFAULT) {
mOutputFormat = OUTPUT_FORMAT_THREE_GPP;
} else {
mOutputFormat = of;
}
return OK;
}
status_t GonkRecorder::setAudioEncoder(audio_encoder ae) {
DOM_CAMERA_LOGI("%s: %d", __func__, ae);
if (ae < AUDIO_ENCODER_DEFAULT ||
ae >= AUDIO_ENCODER_LIST_END) {
DOM_CAMERA_LOGE("Invalid audio encoder: %d", ae);
return BAD_VALUE;
}
if (mDisableAudio) {
return OK;
}
if (ae == AUDIO_ENCODER_DEFAULT) {
mAudioEncoder = AUDIO_ENCODER_AMR_NB;
} else {
mAudioEncoder = ae;
}
return OK;
}
status_t GonkRecorder::setVideoEncoder(video_encoder ve) {
DOM_CAMERA_LOGI("%s: %d", __func__, ve);
if (ve < VIDEO_ENCODER_DEFAULT ||
ve >= VIDEO_ENCODER_LIST_END) {
DOM_CAMERA_LOGE("Invalid video encoder: %d", ve);
return BAD_VALUE;
}
if (ve == VIDEO_ENCODER_DEFAULT) {
mVideoEncoder = VIDEO_ENCODER_H263;
} else {
mVideoEncoder = ve;
}
return OK;
}
status_t GonkRecorder::setVideoSize(int width, int height) {
DOM_CAMERA_LOGI("%s: %dx%d", __func__, width, height);
if (width <= 0 || height <= 0) {
DOM_CAMERA_LOGE("Invalid video size: %dx%d", width, height);
return BAD_VALUE;
}
// Additional check on the dimension will be performed later
mVideoWidth = width;
mVideoHeight = height;
return OK;
}
status_t GonkRecorder::setVideoFrameRate(int frames_per_second) {
DOM_CAMERA_LOGI("%s: %d", __func__, frames_per_second);
if ((frames_per_second <= 0 && frames_per_second != -1) ||
frames_per_second > 120) {
DOM_CAMERA_LOGE("Invalid video frame rate: %d", frames_per_second);
return BAD_VALUE;
}
// Additional check on the frame rate will be performed later
mFrameRate = frames_per_second;
return OK;
}
status_t GonkRecorder::setOutputFile(const char *path) {
DOM_CAMERA_LOGE("setOutputFile(const char*) must not be called");
// We don't actually support this at all, as the media_server process
// no longer has permissions to create files.
return -EPERM;
}
status_t GonkRecorder::setOutputFile(int fd, int64_t offset, int64_t length) {
DOM_CAMERA_LOGI("%s: %d, %lld, %lld", __func__, fd, offset, length);
// These don't make any sense, do they?
CHECK_EQ(offset, 0);
CHECK_EQ(length, 0);
if (fd < 0) {
DOM_CAMERA_LOGE("Invalid file descriptor: %d", fd);
return -EBADF;
}
if (mOutputFd >= 0) {
::close(mOutputFd);
}
mOutputFd = dup(fd);
return OK;
}
// Attempt to parse an int64_t literal optionally surrounded by whitespace,
// returns true on success, false otherwise.
static bool safe_strtoi64(const char *s, int64_t *val) {
char *end;
// It is lame, but according to man page, we have to set errno to 0
// before calling strtoll().
errno = 0;
*val = strtoll(s, &end, 10);
if (end == s || errno == ERANGE) {
return false;
}
// Skip trailing whitespace
while (isspace(*end)) {
++end;
}
// For a successful return, the string must contain nothing but a valid
// int64_t literal optionally surrounded by whitespace.
return *end == '\0';
}
// Return true if the value is in [0, 0x007FFFFFFF]
static bool safe_strtoi32(const char *s, int32_t *val) {
int64_t temp;
if (safe_strtoi64(s, &temp)) {
if (temp >= 0 && temp <= 0x007FFFFFFF) {
*val = static_cast<int32_t>(temp);
return true;
}
}
return false;
}
// Trim both leading and trailing whitespace from the given string.
static void TrimString(String8 *s) {
size_t num_bytes = s->bytes();
const char *data = s->string();
size_t leading_space = 0;
while (leading_space < num_bytes && isspace(data[leading_space])) {
++leading_space;
}
size_t i = num_bytes;
while (i > leading_space && isspace(data[i - 1])) {
--i;
}
s->setTo(String8(&data[leading_space], i - leading_space));
}
status_t GonkRecorder::setParamAudioSamplingRate(int32_t sampleRate) {
DOM_CAMERA_LOGI("%s: %d", __func__, sampleRate);
if (sampleRate <= 0) {
DOM_CAMERA_LOGE("Invalid audio sampling rate: %d", sampleRate);
return BAD_VALUE;
}
// Additional check on the sample rate will be performed later.
mSampleRate = sampleRate;
return OK;
}
status_t GonkRecorder::setParamAudioNumberOfChannels(int32_t channels) {
DOM_CAMERA_LOGI("%s: %d", __func__, channels);
if (channels <= 0 || channels >= 3) {
DOM_CAMERA_LOGE("Invalid number of audio channels: %d", channels);
return BAD_VALUE;
}
// Additional check on the number of channels will be performed later.
mAudioChannels = channels;
return OK;
}
status_t GonkRecorder::setParamAudioEncodingBitRate(int32_t bitRate) {
DOM_CAMERA_LOGI("%s: %d", __func__, bitRate);
if (bitRate <= 0) {
DOM_CAMERA_LOGE("Invalid audio encoding bit rate: %d", bitRate);
return BAD_VALUE;
}
// The target bit rate may not be exactly the same as the requested.
// It depends on many factors, such as rate control, and the bit rate
// range that a specific encoder supports. The mismatch between the
// the target and requested bit rate will NOT be treated as an error.
mAudioBitRate = bitRate;
return OK;
}
status_t GonkRecorder::setParamVideoEncodingBitRate(int32_t bitRate) {
DOM_CAMERA_LOGI("%s: %d", __func__, bitRate);
if (bitRate <= 0) {
DOM_CAMERA_LOGE("Invalid video encoding bit rate: %d", bitRate);
return BAD_VALUE;
}
// The target bit rate may not be exactly the same as the requested.
// It depends on many factors, such as rate control, and the bit rate
// range that a specific encoder supports. The mismatch between the
// the target and requested bit rate will NOT be treated as an error.
mVideoBitRate = bitRate;
return OK;
}
// Always rotate clockwise, and only support 0, 90, 180 and 270 for now.
status_t GonkRecorder::setParamVideoRotation(int32_t degrees) {
DOM_CAMERA_LOGI("%s: %d", __func__, degrees);
if (degrees < 0 || degrees % 90 != 0) {
DOM_CAMERA_LOGE("Unsupported video rotation angle: %d", degrees);
return BAD_VALUE;
}
mRotationDegrees = degrees % 360;
return OK;
}
status_t GonkRecorder::setParamMaxFileDurationUs(int64_t timeUs) {
DOM_CAMERA_LOGI("%s: %lld us", __func__, timeUs);
// This is meant for backward compatibility for MediaRecorder.java
if (timeUs <= 0) {
DOM_CAMERA_LOGW("Max file duration is not positive: %lld us. Disabling duration limit.", timeUs);
timeUs = 0; // Disable the duration limit for zero or negative values.
} else if (timeUs <= 100000LL) { // XXX: 100 milli-seconds
DOM_CAMERA_LOGE("Max file duration is too short: %lld us", timeUs);
return BAD_VALUE;
}
if (timeUs <= 15 * 1000000LL) {
DOM_CAMERA_LOGW("Target duration (%lld us) too short to be respected", timeUs);
}
mMaxFileDurationUs = timeUs;
return OK;
}
status_t GonkRecorder::setParamMaxFileSizeBytes(int64_t bytes) {
DOM_CAMERA_LOGI("%s: %lld bytes", __func__, bytes);
// This is meant for backward compatibility for MediaRecorder.java
if (bytes <= 0) {
DOM_CAMERA_LOGW("Max file size is not positive: %lld bytes. "
"Disabling file size limit.", bytes);
bytes = 0; // Disable the file size limit for zero or negative values.
} else if (bytes <= 1024) { // XXX: 1 kB
DOM_CAMERA_LOGE("Max file size is too small: %lld bytes", bytes);
return BAD_VALUE;
}
if (bytes <= 100 * 1024) {
DOM_CAMERA_LOGW("Target file size (%lld bytes) is too small to be respected", bytes);
}
if (bytes >= 0xffffffffLL) {
DOM_CAMERA_LOGW("Target file size (%lld bytes) too larger than supported, clip to 4GB", bytes);
bytes = 0xffffffffLL;
}
mMaxFileSizeBytes = bytes;
return OK;
}
status_t GonkRecorder::setParamInterleaveDuration(int32_t durationUs) {
DOM_CAMERA_LOGI("%s: %d", __func__, durationUs);
if (durationUs <= 500000) { // 500 ms
// If interleave duration is too small, it is very inefficient to do
// interleaving since the metadata overhead will count for a significant
// portion of the saved contents
DOM_CAMERA_LOGE("Audio/video interleave duration is too small: %d us", durationUs);
return BAD_VALUE;
} else if (durationUs >= 10000000) { // 10 seconds
// If interleaving duration is too large, it can cause the recording
// session to use too much memory since we have to save the output
// data before we write them out
DOM_CAMERA_LOGE("Audio/video interleave duration is too large: %d us", durationUs);
return BAD_VALUE;
}
mInterleaveDurationUs = durationUs;
return OK;
}
// If seconds < 0, only the first frame is I frame, and rest are all P frames
// If seconds == 0, all frames are encoded as I frames. No P frames
// If seconds > 0, it is the time spacing (seconds) between 2 neighboring I frames
status_t GonkRecorder::setParamVideoIFramesInterval(int32_t seconds) {
DOM_CAMERA_LOGI("%s: %d seconds", __func__, seconds);
mIFramesIntervalSec = seconds;
return OK;
}
status_t GonkRecorder::setParam64BitFileOffset(bool use64Bit) {
DOM_CAMERA_LOGI("%s: %s", __func__,
use64Bit? "use 64 bit file offset": "use 32 bit file offset");
mUse64BitFileOffset = use64Bit;
return OK;
}
status_t GonkRecorder::setParamVideoCameraId(int32_t cameraId) {
DOM_CAMERA_LOGI("%s: %d", __func__, cameraId);
if (cameraId < 0) {
return BAD_VALUE;
}
mCameraId = cameraId;
return OK;
}
status_t GonkRecorder::setParamTrackTimeStatus(int64_t timeDurationUs) {
DOM_CAMERA_LOGI("%s: %lld", __func__, timeDurationUs);
if (timeDurationUs < 20000) { // Infeasible if shorter than 20 ms?
DOM_CAMERA_LOGE("Tracking time duration too short: %lld us", timeDurationUs);
return BAD_VALUE;
}
mTrackEveryTimeDurationUs = timeDurationUs;
return OK;
}
status_t GonkRecorder::setParamVideoEncoderProfile(int32_t profile) {
DOM_CAMERA_LOGI("%s: %d", __func__, profile);
// Additional check will be done later when we load the encoder.
// For now, we are accepting values defined in OpenMAX IL.
mVideoEncoderProfile = profile;
return OK;
}
status_t GonkRecorder::setParamVideoEncoderLevel(int32_t level) {
DOM_CAMERA_LOGI("%s: %d", __func__, level);
// Additional check will be done later when we load the encoder.
// For now, we are accepting values defined in OpenMAX IL.
mVideoEncoderLevel = level;
return OK;
}
status_t GonkRecorder::setParamMovieTimeScale(int32_t timeScale) {
DOM_CAMERA_LOGI("%s: %d", __func__, timeScale);
// The range is set to be the same as the audio's time scale range
// since audio's time scale has a wider range.
if (timeScale < 600 || timeScale > 96000) {
DOM_CAMERA_LOGE("Time scale (%d) for movie is out of range [600, 96000]", timeScale);
return BAD_VALUE;
}
mMovieTimeScale = timeScale;
return OK;
}
status_t GonkRecorder::setParamVideoTimeScale(int32_t timeScale) {
DOM_CAMERA_LOGI("%s: %d", __func__, timeScale);
// 60000 is chosen to make sure that each video frame from a 60-fps
// video has 1000 ticks.
if (timeScale < 600 || timeScale > 60000) {
DOM_CAMERA_LOGE("Time scale (%d) for video is out of range [600, 60000]", timeScale);
return BAD_VALUE;
}
mVideoTimeScale = timeScale;
return OK;
}
status_t GonkRecorder::setParamAudioTimeScale(int32_t timeScale) {
DOM_CAMERA_LOGI("%s: %d", __func__, timeScale);
// 96000 Hz is the highest sampling rate support in AAC.
if (timeScale < 600 || timeScale > 96000) {
DOM_CAMERA_LOGE("Time scale (%d) for audio is out of range [600, 96000]", timeScale);
return BAD_VALUE;
}
mAudioTimeScale = timeScale;
return OK;
}
status_t GonkRecorder::setParamGeoDataLongitude(
int64_t longitudex10000) {
if (longitudex10000 > 1800000 || longitudex10000 < -1800000) {
return BAD_VALUE;
}
mLongitudex10000 = longitudex10000;
return OK;
}
status_t GonkRecorder::setParamGeoDataLatitude(
int64_t latitudex10000) {
if (latitudex10000 > 900000 || latitudex10000 < -900000) {
return BAD_VALUE;
}
mLatitudex10000 = latitudex10000;
return OK;
}
status_t GonkRecorder::setParameter(
const String8 &key, const String8 &value) {
DOM_CAMERA_LOGI("%s: key (%s) => value (%s)", __func__, key.string(), value.string());
if (key == "max-duration") {
int64_t max_duration_ms;
if (safe_strtoi64(value.string(), &max_duration_ms)) {
return setParamMaxFileDurationUs(1000LL * max_duration_ms);
}
} else if (key == "max-filesize") {
int64_t max_filesize_bytes;
if (safe_strtoi64(value.string(), &max_filesize_bytes)) {
return setParamMaxFileSizeBytes(max_filesize_bytes);
}
} else if (key == "interleave-duration-us") {
int32_t durationUs;
if (safe_strtoi32(value.string(), &durationUs)) {
return setParamInterleaveDuration(durationUs);
}
} else if (key == "param-movie-time-scale") {
int32_t timeScale;
if (safe_strtoi32(value.string(), &timeScale)) {
return setParamMovieTimeScale(timeScale);
}
} else if (key == "param-use-64bit-offset") {
int32_t use64BitOffset;
if (safe_strtoi32(value.string(), &use64BitOffset)) {
return setParam64BitFileOffset(use64BitOffset != 0);
}
} else if (key == "param-geotag-longitude") {
int64_t longitudex10000;
if (safe_strtoi64(value.string(), &longitudex10000)) {
return setParamGeoDataLongitude(longitudex10000);
}
} else if (key == "param-geotag-latitude") {
int64_t latitudex10000;
if (safe_strtoi64(value.string(), &latitudex10000)) {
return setParamGeoDataLatitude(latitudex10000);
}
} else if (key == "param-track-time-status") {
int64_t timeDurationUs;
if (safe_strtoi64(value.string(), &timeDurationUs)) {
return setParamTrackTimeStatus(timeDurationUs);
}
} else if (key == "audio-param-sampling-rate") {
int32_t sampling_rate;
if (safe_strtoi32(value.string(), &sampling_rate)) {
return setParamAudioSamplingRate(sampling_rate);
}
} else if (key == "audio-param-number-of-channels") {
int32_t number_of_channels;
if (safe_strtoi32(value.string(), &number_of_channels)) {
return setParamAudioNumberOfChannels(number_of_channels);
}
} else if (key == "audio-param-encoding-bitrate") {
int32_t audio_bitrate;
if (safe_strtoi32(value.string(), &audio_bitrate)) {
return setParamAudioEncodingBitRate(audio_bitrate);
}
} else if (key == "audio-param-time-scale") {
int32_t timeScale;
if (safe_strtoi32(value.string(), &timeScale)) {
return setParamAudioTimeScale(timeScale);
}
} else if (key == "video-param-encoding-bitrate") {
int32_t video_bitrate;
if (safe_strtoi32(value.string(), &video_bitrate)) {
return setParamVideoEncodingBitRate(video_bitrate);
}
} else if (key == "video-param-rotation-angle-degrees") {
int32_t degrees;
if (safe_strtoi32(value.string(), &degrees)) {
return setParamVideoRotation(degrees);
}
} else if (key == "video-param-i-frames-interval") {
int32_t seconds;
if (safe_strtoi32(value.string(), &seconds)) {
return setParamVideoIFramesInterval(seconds);
}
} else if (key == "video-param-encoder-profile") {
int32_t profile;
if (safe_strtoi32(value.string(), &profile)) {
return setParamVideoEncoderProfile(profile);
}
} else if (key == "video-param-encoder-level") {
int32_t level;
if (safe_strtoi32(value.string(), &level)) {
return setParamVideoEncoderLevel(level);
}
} else if (key == "video-param-camera-id") {
int32_t cameraId;
if (safe_strtoi32(value.string(), &cameraId)) {
return setParamVideoCameraId(cameraId);
}
} else if (key == "video-param-time-scale") {
int32_t timeScale;
if (safe_strtoi32(value.string(), &timeScale)) {
return setParamVideoTimeScale(timeScale);
}
} else {
DOM_CAMERA_LOGE("setParameter: failed to find key %s", key.string());
}
return BAD_VALUE;
}
status_t GonkRecorder::setParameters(const String8 &params) {
DOM_CAMERA_LOGI("%s: %s", __func__, params.string());
const char *cparams = params.string();
const char *key_start = cparams;
for (;;) {
const char *equal_pos = strchr(key_start, '=');
if (equal_pos == NULL) {
DOM_CAMERA_LOGE("Parameters %s miss a value", cparams);
return BAD_VALUE;
}
String8 key(key_start, equal_pos - key_start);
TrimString(&key);
if (key.length() == 0) {
DOM_CAMERA_LOGE("Parameters %s contains an empty key", cparams);
return BAD_VALUE;
}
const char *value_start = equal_pos + 1;
const char *semicolon_pos = strchr(value_start, ';');
String8 value;
if (semicolon_pos == NULL) {
value.setTo(value_start);
} else {
value.setTo(value_start, semicolon_pos - value_start);
}
if (setParameter(key, value) != OK) {
return BAD_VALUE;
}
if (semicolon_pos == NULL) {
break; // Reaches the end
}
key_start = semicolon_pos + 1;
}
return OK;
}
status_t GonkRecorder::setListener(const sp<IMediaRecorderClient> &listener) {
mListener = listener;
return OK;
}
status_t GonkRecorder::prepare() {
DOM_CAMERA_LOGI(" %s E", __func__ );
if(mVideoSource != VIDEO_SOURCE_LIST_END && mVideoEncoder != VIDEO_ENCODER_LIST_END && mVideoHeight && mVideoWidth && /*Video recording*/
(mMaxFileDurationUs <=0 || /*Max duration is not set*/
(mVideoHeight * mVideoWidth < 720 * 1280 && mMaxFileDurationUs > 30*60*1000*1000) ||
(mVideoHeight * mVideoWidth >= 720 * 1280 && mMaxFileDurationUs > 10*60*1000*1000))) {
/*Above Check can be further optimized for lower resolutions to reduce file size*/
DOM_CAMERA_LOGI("File is huge so setting 64 bit file offsets");
setParam64BitFileOffset(true);
}
DOM_CAMERA_LOGI(" %s X", __func__ );
return OK;
}
status_t GonkRecorder::start() {
CHECK(mOutputFd >= 0);
if (mWriter != NULL) {
DOM_CAMERA_LOGE("File writer is not available");
return UNKNOWN_ERROR;
}
status_t status = OK;
switch (mOutputFormat) {
case OUTPUT_FORMAT_DEFAULT:
case OUTPUT_FORMAT_THREE_GPP:
case OUTPUT_FORMAT_MPEG_4:
status = startMPEG4Recording();
break;
case OUTPUT_FORMAT_AMR_NB:
case OUTPUT_FORMAT_AMR_WB:
status = startAMRRecording();
break;
case OUTPUT_FORMAT_MPEG2TS:
status = startMPEG2TSRecording();
break;
default:
DOM_CAMERA_LOGE("Unsupported output file format: %d", mOutputFormat);
status = UNKNOWN_ERROR;
break;
}
if ((status == OK) && (!mStarted)) {
mStarted = true;
}
return status;
}
sp<MediaSource> GonkRecorder::createAudioSource() {
sp<AudioSource> audioSource =
new AudioSource(
mAudioSource,
mSampleRate,
mAudioChannels);
status_t err = audioSource->initCheck();
if (err != OK) {
DOM_CAMERA_LOGE("audio source is not initialized");
return NULL;
}
sp<MetaData> encMeta = new MetaData;
const char *mime;
switch (mAudioEncoder) {
case AUDIO_ENCODER_AMR_NB:
case AUDIO_ENCODER_DEFAULT:
mime = MEDIA_MIMETYPE_AUDIO_AMR_NB;
break;
case AUDIO_ENCODER_AMR_WB:
mime = MEDIA_MIMETYPE_AUDIO_AMR_WB;
break;
case AUDIO_ENCODER_AAC:
mime = MEDIA_MIMETYPE_AUDIO_AAC;
break;
default:
DOM_CAMERA_LOGE("Unknown audio encoder: %d", mAudioEncoder);
return NULL;
}
encMeta->setCString(kKeyMIMEType, mime);
int32_t maxInputSize;
CHECK(audioSource->getFormat()->findInt32(
kKeyMaxInputSize, &maxInputSize));
encMeta->setInt32(kKeyMaxInputSize, maxInputSize);
encMeta->setInt32(kKeyChannelCount, mAudioChannels);
encMeta->setInt32(kKeySampleRate, mSampleRate);
encMeta->setInt32(kKeyBitRate, mAudioBitRate);
if (mAudioTimeScale > 0) {
encMeta->setInt32(kKeyTimeScale, mAudioTimeScale);
}
// OMXClient::connect() always returns OK and abort's fatally if
// it can't connect.
OMXClient client;
// CHECK_EQ causes an abort if the given condition fails.
CHECK_EQ(client.connect(), OK);
sp<MediaSource> audioEncoder =
OMXCodec::Create(client.interface(), encMeta,
true /* createEncoder */, audioSource);
mAudioSourceNode = audioSource;
return audioEncoder;
}
status_t GonkRecorder::startAMRRecording() {
CHECK(mOutputFormat == OUTPUT_FORMAT_AMR_NB ||
mOutputFormat == OUTPUT_FORMAT_AMR_WB);
if (mOutputFormat == OUTPUT_FORMAT_AMR_NB) {
if (mAudioEncoder != AUDIO_ENCODER_DEFAULT &&
mAudioEncoder != AUDIO_ENCODER_AMR_NB) {
DOM_CAMERA_LOGE("Invalid encoder %d used for AMRNB recording",
mAudioEncoder);
return BAD_VALUE;
}
} else { // mOutputFormat must be OUTPUT_FORMAT_AMR_WB
if (mAudioEncoder != AUDIO_ENCODER_AMR_WB) {
DOM_CAMERA_LOGE("Invalid encoder %d used for AMRWB recording",
mAudioEncoder);
return BAD_VALUE;
}
}
mWriter = new AMRWriter(mOutputFd);
status_t status = startRawAudioRecording();
if (status != OK) {
mWriter.clear();
mWriter = NULL;
}
return status;
}
status_t GonkRecorder::startRawAudioRecording() {
if (mAudioSource >= AUDIO_SOURCE_CNT) {
DOM_CAMERA_LOGE("Invalid audio source: %d", mAudioSource);
return BAD_VALUE;
}
status_t status = BAD_VALUE;
if (OK != (status = checkAudioEncoderCapabilities())) {
return status;
}
sp<MediaSource> audioEncoder = createAudioSource();
if (audioEncoder == NULL) {
return UNKNOWN_ERROR;
}
CHECK(mWriter != 0);
mWriter->addSource(audioEncoder);
if (mMaxFileDurationUs != 0) {
mWriter->setMaxFileDuration(mMaxFileDurationUs);
}
if (mMaxFileSizeBytes != 0) {
mWriter->setMaxFileSize(mMaxFileSizeBytes);
}
mWriter->setListener(mListener);
mWriter->start();
return OK;
}
status_t GonkRecorder::startMPEG2TSRecording() {
CHECK_EQ(mOutputFormat, OUTPUT_FORMAT_MPEG2TS);
sp<MediaWriter> writer = new MPEG2TSWriter(mOutputFd);
if (mAudioSource != AUDIO_SOURCE_CNT) {
if (mAudioEncoder != AUDIO_ENCODER_AAC) {
return ERROR_UNSUPPORTED;
}
status_t err = setupAudioEncoder(writer);
if (err != OK) {
return err;
}
}
if (mVideoSource < VIDEO_SOURCE_LIST_END) {
if (mVideoEncoder != VIDEO_ENCODER_H264) {
return ERROR_UNSUPPORTED;
}
sp<MediaSource> mediaSource;
status_t err = setupMediaSource(&mediaSource);
if (err != OK) {
return err;
}
sp<MediaSource> encoder;
err = setupVideoEncoder(mediaSource, mVideoBitRate, &encoder);
if (err != OK) {
return err;
}
writer->addSource(encoder);
}
if (mMaxFileDurationUs != 0) {
writer->setMaxFileDuration(mMaxFileDurationUs);
}
if (mMaxFileSizeBytes != 0) {
writer->setMaxFileSize(mMaxFileSizeBytes);
}
mWriter = writer;
return mWriter->start();
}
void GonkRecorder::clipVideoFrameRate() {
DOM_CAMERA_LOGI("%s: encoder %d", __func__, mVideoEncoder);
int minFrameRate = mEncoderProfiles->getVideoEncoderParamByName(
"enc.vid.fps.min", mVideoEncoder);
int maxFrameRate = mEncoderProfiles->getVideoEncoderParamByName(
"enc.vid.fps.max", mVideoEncoder);
if (mFrameRate < minFrameRate && mFrameRate != -1) {
DOM_CAMERA_LOGW("Intended video encoding frame rate (%d fps) is too small"
" and will be set to (%d fps)", mFrameRate, minFrameRate);
mFrameRate = minFrameRate;
} else if (mFrameRate > maxFrameRate) {
DOM_CAMERA_LOGW("Intended video encoding frame rate (%d fps) is too large"
" and will be set to (%d fps)", mFrameRate, maxFrameRate);
mFrameRate = maxFrameRate;
}
}
void GonkRecorder::clipVideoBitRate() {
DOM_CAMERA_LOGI("%s: encoder %d", __func__, mVideoEncoder);
int minBitRate = mEncoderProfiles->getVideoEncoderParamByName(
"enc.vid.bps.min", mVideoEncoder);
int maxBitRate = mEncoderProfiles->getVideoEncoderParamByName(
"enc.vid.bps.max", mVideoEncoder);
if (mVideoBitRate < minBitRate) {
DOM_CAMERA_LOGW("Intended video encoding bit rate (%d bps) is too small"
" and will be set to (%d bps)", mVideoBitRate, minBitRate);
mVideoBitRate = minBitRate;
} else if (mVideoBitRate > maxBitRate) {
DOM_CAMERA_LOGW("Intended video encoding bit rate (%d bps) is too large"
" and will be set to (%d bps)", mVideoBitRate, maxBitRate);
mVideoBitRate = maxBitRate;
}
}
void GonkRecorder::clipVideoFrameWidth() {
DOM_CAMERA_LOGI("%s: encoder %d", __func__, mVideoEncoder);
int minFrameWidth = mEncoderProfiles->getVideoEncoderParamByName(
"enc.vid.width.min", mVideoEncoder);
int maxFrameWidth = mEncoderProfiles->getVideoEncoderParamByName(
"enc.vid.width.max", mVideoEncoder);
if (mVideoWidth < minFrameWidth) {
DOM_CAMERA_LOGW("Intended video encoding frame width (%d) is too small"
" and will be set to (%d)", mVideoWidth, minFrameWidth);
mVideoWidth = minFrameWidth;
} else if (mVideoWidth > maxFrameWidth) {
DOM_CAMERA_LOGW("Intended video encoding frame width (%d) is too large"
" and will be set to (%d)", mVideoWidth, maxFrameWidth);
mVideoWidth = maxFrameWidth;
}
}
status_t GonkRecorder::checkVideoEncoderCapabilities() {
// Dont clip for time lapse capture as encoder will have enough
// time to encode because of slow capture rate of time lapse.
clipVideoBitRate();
clipVideoFrameRate();
clipVideoFrameWidth();
clipVideoFrameHeight();
setDefaultProfileIfNecessary();
return OK;
}
// Set to use AVC baseline profile if the encoding parameters matches
// CAMCORDER_QUALITY_LOW profile; this is for the sake of MMS service.
void GonkRecorder::setDefaultProfileIfNecessary() {
DOM_CAMERA_LOGI("%s", __func__);
camcorder_quality quality = CAMCORDER_QUALITY_LOW;
int64_t durationUs = mEncoderProfiles->getCamcorderProfileParamByName(
"duration", mCameraId, quality) * 1000000LL;
int fileFormat = mEncoderProfiles->getCamcorderProfileParamByName(
"file.format", mCameraId, quality);
int videoCodec = mEncoderProfiles->getCamcorderProfileParamByName(
"vid.codec", mCameraId, quality);
int videoBitRate = mEncoderProfiles->getCamcorderProfileParamByName(
"vid.bps", mCameraId, quality);
int videoFrameRate = mEncoderProfiles->getCamcorderProfileParamByName(
"vid.fps", mCameraId, quality);
int videoFrameWidth = mEncoderProfiles->getCamcorderProfileParamByName(
"vid.width", mCameraId, quality);
int videoFrameHeight = mEncoderProfiles->getCamcorderProfileParamByName(
"vid.height", mCameraId, quality);
int audioCodec = mEncoderProfiles->getCamcorderProfileParamByName(
"aud.codec", mCameraId, quality);
int audioBitRate = mEncoderProfiles->getCamcorderProfileParamByName(
"aud.bps", mCameraId, quality);
int audioSampleRate = mEncoderProfiles->getCamcorderProfileParamByName(
"aud.hz", mCameraId, quality);
int audioChannels = mEncoderProfiles->getCamcorderProfileParamByName(
"aud.ch", mCameraId, quality);
if (durationUs == mMaxFileDurationUs &&
fileFormat == mOutputFormat &&
videoCodec == mVideoEncoder &&
videoBitRate == mVideoBitRate &&
videoFrameRate == mFrameRate &&
videoFrameWidth == mVideoWidth &&
videoFrameHeight == mVideoHeight &&
audioCodec == mAudioEncoder &&
audioBitRate == mAudioBitRate &&
audioSampleRate == mSampleRate &&
audioChannels == mAudioChannels) {
if (videoCodec == VIDEO_ENCODER_H264) {
DOM_CAMERA_LOGI("Force to use AVC baseline profile");
setParamVideoEncoderProfile(OMX_VIDEO_AVCProfileBaseline);
}
}
}
status_t GonkRecorder::checkAudioEncoderCapabilities() {
clipAudioBitRate();
clipAudioSampleRate();
clipNumberOfAudioChannels();
return OK;
}
void GonkRecorder::clipAudioBitRate() {
DOM_CAMERA_LOGI("%s: encoder %d", __func__, mAudioEncoder);
int minAudioBitRate =
mEncoderProfiles->getAudioEncoderParamByName(
"enc.aud.bps.min", mAudioEncoder);
if (mAudioBitRate < minAudioBitRate) {
DOM_CAMERA_LOGW("Intended audio encoding bit rate (%d) is too small"
" and will be set to (%d)", mAudioBitRate, minAudioBitRate);
mAudioBitRate = minAudioBitRate;
}
int maxAudioBitRate =
mEncoderProfiles->getAudioEncoderParamByName(
"enc.aud.bps.max", mAudioEncoder);
if (mAudioBitRate > maxAudioBitRate) {
DOM_CAMERA_LOGW("Intended audio encoding bit rate (%d) is too large"
" and will be set to (%d)", mAudioBitRate, maxAudioBitRate);
mAudioBitRate = maxAudioBitRate;
}
}
void GonkRecorder::clipAudioSampleRate() {
DOM_CAMERA_LOGI("%s: encoder %d", __func__, mAudioEncoder);
int minSampleRate =
mEncoderProfiles->getAudioEncoderParamByName(
"enc.aud.hz.min", mAudioEncoder);
if (mSampleRate < minSampleRate) {
DOM_CAMERA_LOGW("Intended audio sample rate (%d) is too small"
" and will be set to (%d)", mSampleRate, minSampleRate);
mSampleRate = minSampleRate;
}
int maxSampleRate =
mEncoderProfiles->getAudioEncoderParamByName(
"enc.aud.hz.max", mAudioEncoder);
if (mSampleRate > maxSampleRate) {
DOM_CAMERA_LOGW("Intended audio sample rate (%d) is too large"
" and will be set to (%d)", mSampleRate, maxSampleRate);
mSampleRate = maxSampleRate;
}
}
void GonkRecorder::clipNumberOfAudioChannels() {
DOM_CAMERA_LOGI("%s: encoder %d", __func__, mAudioEncoder);
int minChannels =
mEncoderProfiles->getAudioEncoderParamByName(
"enc.aud.ch.min", mAudioEncoder);
if (mAudioChannels < minChannels) {
DOM_CAMERA_LOGW("Intended number of audio channels (%d) is too small"
" and will be set to (%d)", mAudioChannels, minChannels);
mAudioChannels = minChannels;
}
int maxChannels =
mEncoderProfiles->getAudioEncoderParamByName(
"enc.aud.ch.max", mAudioEncoder);
if (mAudioChannels > maxChannels) {
DOM_CAMERA_LOGW("Intended number of audio channels (%d) is too large"
" and will be set to (%d)", mAudioChannels, maxChannels);
mAudioChannels = maxChannels;
}
}
void GonkRecorder::clipVideoFrameHeight() {
DOM_CAMERA_LOGI("%s: encoder %d", __func__, mVideoEncoder);
int minFrameHeight = mEncoderProfiles->getVideoEncoderParamByName(
"enc.vid.height.min", mVideoEncoder);
int maxFrameHeight = mEncoderProfiles->getVideoEncoderParamByName(
"enc.vid.height.max", mVideoEncoder);
if (mVideoHeight < minFrameHeight) {
DOM_CAMERA_LOGW("Intended video encoding frame height (%d) is too small"
" and will be set to (%d)", mVideoHeight, minFrameHeight);
mVideoHeight = minFrameHeight;
} else if (mVideoHeight > maxFrameHeight) {
DOM_CAMERA_LOGW("Intended video encoding frame height (%d) is too large"
" and will be set to (%d)", mVideoHeight, maxFrameHeight);
mVideoHeight = maxFrameHeight;
}
}
// Set up the appropriate MediaSource depending on the chosen option
status_t GonkRecorder::setupMediaSource(
sp<MediaSource> *mediaSource) {
if (mVideoSource == VIDEO_SOURCE_DEFAULT
|| mVideoSource == VIDEO_SOURCE_CAMERA) {
sp<GonkCameraSource> cameraSource;
status_t err = setupCameraSource(&cameraSource);
if (err != OK) {
return err;
}
*mediaSource = cameraSource;
} else if (mVideoSource == VIDEO_SOURCE_GRALLOC_BUFFER) {
return BAD_VALUE;
} else {
return INVALID_OPERATION;
}
return OK;
}
status_t GonkRecorder::setupCameraSource(
sp<GonkCameraSource> *cameraSource) {
status_t err = OK;
if ((err = checkVideoEncoderCapabilities()) != OK) {
return err;
}
Size videoSize;
videoSize.width = mVideoWidth;
videoSize.height = mVideoHeight;
bool useMeta = true;
char value[PROPERTY_VALUE_MAX];
if (property_get("debug.camcorder.disablemeta", value, NULL) &&
atoi(value)) {
useMeta = false;
}
*cameraSource = GonkCameraSource::Create(
mCameraHw, videoSize, mFrameRate, useMeta);
if (*cameraSource == NULL) {
return UNKNOWN_ERROR;
}
if ((*cameraSource)->initCheck() != OK) {
(*cameraSource).clear();
*cameraSource = NULL;
return NO_INIT;
}
// When frame rate is not set, the actual frame rate will be set to
// the current frame rate being used.
if (mFrameRate == -1) {
int32_t frameRate = 0;
CHECK ((*cameraSource)->getFormat()->findInt32(
kKeyFrameRate, &frameRate));
DOM_CAMERA_LOGI("Frame rate is not explicitly set. Use the current frame "
"rate (%d fps)", frameRate);
mFrameRate = frameRate;
}
CHECK(mFrameRate != -1);
mIsMetaDataStoredInVideoBuffers =
(*cameraSource)->isMetaDataStoredInVideoBuffers();
return OK;
}
status_t GonkRecorder::setupVideoEncoder(
sp<MediaSource> cameraSource,
int32_t videoBitRate,
sp<MediaSource> *source) {
source->clear();
sp<MetaData> enc_meta = new MetaData;
enc_meta->setInt32(kKeyBitRate, videoBitRate);
enc_meta->setInt32(kKeyFrameRate, mFrameRate);
switch (mVideoEncoder) {
case VIDEO_ENCODER_H263:
enc_meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
break;
case VIDEO_ENCODER_MPEG_4_SP:
enc_meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
break;
case VIDEO_ENCODER_H264:
enc_meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
break;
default:
CHECK(!"Should not be here, unsupported video encoding.");
break;
}
sp<MetaData> meta = cameraSource->getFormat();
int32_t width, height, stride, sliceHeight, colorFormat;
CHECK(meta->findInt32(kKeyWidth, &width));
CHECK(meta->findInt32(kKeyHeight, &height));
CHECK(meta->findInt32(kKeyStride, &stride));
CHECK(meta->findInt32(kKeySliceHeight, &sliceHeight));
CHECK(meta->findInt32(kKeyColorFormat, &colorFormat));
enc_meta->setInt32(kKeyWidth, width);
enc_meta->setInt32(kKeyHeight, height);
enc_meta->setInt32(kKeyIFramesInterval, mIFramesIntervalSec);
enc_meta->setInt32(kKeyStride, stride);
enc_meta->setInt32(kKeySliceHeight, sliceHeight);
enc_meta->setInt32(kKeyColorFormat, colorFormat);
if (mVideoTimeScale > 0) {
enc_meta->setInt32(kKeyTimeScale, mVideoTimeScale);
}
/*
* can set profile from the app as a parameter.
* For the mean time, set from shell
*/
char value[PROPERTY_VALUE_MAX];
bool customProfile = false;
if (property_get("encoder.video.profile", value, NULL) > 0) {
customProfile = true;
}
if (customProfile) {
switch ( mVideoEncoder ) {
case VIDEO_ENCODER_H264:
if (strncmp("base", value, 4) == 0) {
mVideoEncoderProfile = OMX_VIDEO_AVCProfileBaseline;
DOM_CAMERA_LOGI("H264 Baseline Profile");
}
else if (strncmp("main", value, 4) == 0) {
mVideoEncoderProfile = OMX_VIDEO_AVCProfileMain;
DOM_CAMERA_LOGI("H264 Main Profile");
}
else if (strncmp("high", value, 4) == 0) {
mVideoEncoderProfile = OMX_VIDEO_AVCProfileHigh;
DOM_CAMERA_LOGI("H264 High Profile");
}
else {
DOM_CAMERA_LOGW("Unsupported H264 Profile");
}
break;
case VIDEO_ENCODER_MPEG_4_SP:
if (strncmp("simple", value, 5) == 0 ) {
mVideoEncoderProfile = OMX_VIDEO_MPEG4ProfileSimple;
DOM_CAMERA_LOGI("MPEG4 Simple profile");
}
else if (strncmp("asp", value, 3) == 0 ) {
mVideoEncoderProfile = OMX_VIDEO_MPEG4ProfileAdvancedSimple;
DOM_CAMERA_LOGI("MPEG4 Advanced Simple Profile");
}
else {
DOM_CAMERA_LOGW("Unsupported MPEG4 Profile");
}
break;
default:
DOM_CAMERA_LOGW("No custom profile support for other codecs");
break;
}
}
if (mVideoEncoderProfile != -1) {
enc_meta->setInt32(kKeyVideoProfile, mVideoEncoderProfile);
}
if (mVideoEncoderLevel != -1) {
enc_meta->setInt32(kKeyVideoLevel, mVideoEncoderLevel);
}
uint32_t encoder_flags = 0;
if (mIsMetaDataStoredInVideoBuffers) {
DOM_CAMERA_LOGW("Camera source supports metadata mode, create OMXCodec for metadata");
encoder_flags |= OMXCodec::kHardwareCodecsOnly;
encoder_flags |= OMXCodec::kStoreMetaDataInVideoBuffers;
encoder_flags |= OMXCodec::kOnlySubmitOneInputBufferAtOneTime;
}
// OMXClient::connect() always returns OK and abort's fatally if
// it can't connect.
OMXClient client;
// CHECK_EQ causes an abort if the given condition fails.
CHECK_EQ(client.connect(), OK);
sp<MediaSource> encoder = OMXCodec::Create(
client.interface(), enc_meta,
true /* createEncoder */, cameraSource,
NULL, encoder_flags);
if (encoder == NULL) {
DOM_CAMERA_LOGW("Failed to create the encoder");
// When the encoder fails to be created, we need
// release the camera source due to the camera's lock
// and unlock mechanism.
cameraSource->stop();
return UNKNOWN_ERROR;
}
*source = encoder;
return OK;
}
status_t GonkRecorder::setupAudioEncoder(const sp<MediaWriter>& writer) {
status_t status = BAD_VALUE;
if (OK != (status = checkAudioEncoderCapabilities())) {
return status;
}
switch(mAudioEncoder) {
case AUDIO_ENCODER_AMR_NB:
case AUDIO_ENCODER_AMR_WB:
case AUDIO_ENCODER_AAC:
break;
default:
DOM_CAMERA_LOGE("Unsupported audio encoder: %d", mAudioEncoder);
return UNKNOWN_ERROR;
}
sp<MediaSource> audioEncoder = createAudioSource();
if (audioEncoder == NULL) {
return UNKNOWN_ERROR;
}
writer->addSource(audioEncoder);
return OK;
}
status_t GonkRecorder::setupMPEG4Recording(
int outputFd,
int32_t videoWidth, int32_t videoHeight,
int32_t videoBitRate,
int32_t *totalBitRate,
sp<MediaWriter> *mediaWriter) {
mediaWriter->clear();
*totalBitRate = 0;
status_t err = OK;
sp<MediaWriter> writer = new MPEG4Writer(outputFd);
if (mVideoSource < VIDEO_SOURCE_LIST_END) {
sp<MediaSource> mediaSource;
err = setupMediaSource(&mediaSource);
if (err != OK) {
return err;
}
sp<MediaSource> encoder;
err = setupVideoEncoder(mediaSource, videoBitRate, &encoder);
if (err != OK) {
return err;
}
writer->addSource(encoder);
*totalBitRate += videoBitRate;
}
// Audio source is added at the end if it exists.
// This help make sure that the "recoding" sound is suppressed for
// camcorder applications in the recorded files.
if (mAudioSource != AUDIO_SOURCE_CNT) {
err = setupAudioEncoder(writer);
if (err != OK) return err;
*totalBitRate += mAudioBitRate;
}
if (mInterleaveDurationUs > 0) {
reinterpret_cast<MPEG4Writer *>(writer.get())->
setInterleaveDuration(mInterleaveDurationUs);
}
if (mLongitudex10000 > -3600000 && mLatitudex10000 > -3600000) {
reinterpret_cast<MPEG4Writer *>(writer.get())->
setGeoData(mLatitudex10000, mLongitudex10000);
}
if (mMaxFileDurationUs != 0) {
writer->setMaxFileDuration(mMaxFileDurationUs);
}
if (mMaxFileSizeBytes != 0) {
writer->setMaxFileSize(mMaxFileSizeBytes);
}
mStartTimeOffsetMs = mEncoderProfiles->getStartTimeOffsetMs(mCameraId);
if (mStartTimeOffsetMs > 0) {
reinterpret_cast<MPEG4Writer *>(writer.get())->
setStartTimeOffsetMs(mStartTimeOffsetMs);
}
writer->setListener(mListener);
*mediaWriter = writer;
return OK;
}
void GonkRecorder::setupMPEG4MetaData(int64_t startTimeUs, int32_t totalBitRate,
sp<MetaData> *meta) {
(*meta)->setInt64(kKeyTime, startTimeUs);
(*meta)->setInt32(kKeyFileType, mOutputFormat);
(*meta)->setInt32(kKeyBitRate, totalBitRate);
(*meta)->setInt32(kKey64BitFileOffset, mUse64BitFileOffset);
if (mMovieTimeScale > 0) {
(*meta)->setInt32(kKeyTimeScale, mMovieTimeScale);
}
if (mTrackEveryTimeDurationUs > 0) {
(*meta)->setInt64(kKeyTrackTimeStatus, mTrackEveryTimeDurationUs);
}
char value[PROPERTY_VALUE_MAX];
if (property_get("debug.camcorder.rotation", value, 0) > 0 && atoi(value) >= 0) {
mRotationDegrees = atoi(value);
DOM_CAMERA_LOGI("Setting rotation to %d", mRotationDegrees );
}
if (mRotationDegrees != 0) {
(*meta)->setInt32(kKeyRotation, mRotationDegrees);
}
}
status_t GonkRecorder::startMPEG4Recording() {
int32_t totalBitRate;
status_t err = setupMPEG4Recording(
mOutputFd, mVideoWidth, mVideoHeight,
mVideoBitRate, &totalBitRate, &mWriter);
if (err != OK) {
return err;
}
//systemTime() doesn't give correct time because
//HAVE_POSIX_CLOCKS is not defined for utils/Timers.cpp
//so, using clock_gettime directly
#include <time.h>
struct timespec t;
clock_gettime(CLOCK_MONOTONIC, &t);
int64_t startTimeUs = int64_t(t.tv_sec)*1000000000LL + t.tv_nsec;
startTimeUs = startTimeUs / 1000;
sp<MetaData> meta = new MetaData;
setupMPEG4MetaData(startTimeUs, totalBitRate, &meta);
err = mWriter->start(meta.get());
if (err != OK) {
return err;
}
return OK;
}
status_t GonkRecorder::pause() {
DOM_CAMERA_LOGI("%s", __func__);
if (mWriter == NULL) {
return UNKNOWN_ERROR;
}
mWriter->pause();
if (mStarted) {
mStarted = false;
}
return OK;
}
status_t GonkRecorder::stop() {
DOM_CAMERA_LOGI("%s", __func__);
status_t err = OK;
if (mWriter != NULL) {
err = mWriter->stop();
mWriter.clear();
}
if (mOutputFd >= 0) {
::close(mOutputFd);
mOutputFd = -1;
}
if (mStarted) {
mStarted = false;
}
return err;
}
status_t GonkRecorder::close() {
DOM_CAMERA_LOGI("%s", __func__);
stop();
return OK;
}
status_t GonkRecorder::reset() {
DOM_CAMERA_LOGI("%s", __func__);
stop();
// No audio or video source by default
mAudioSource = AUDIO_SOURCE_CNT;
mVideoSource = VIDEO_SOURCE_LIST_END;
// Default parameters
mOutputFormat = OUTPUT_FORMAT_THREE_GPP;
mAudioEncoder = AUDIO_ENCODER_AMR_NB;
mVideoEncoder = VIDEO_ENCODER_H263;
mVideoWidth = 176;
mVideoHeight = 144;
mFrameRate = -1;
mVideoBitRate = 192000;
mSampleRate = 8000;
mAudioChannels = 1;
mAudioBitRate = 12200;
mInterleaveDurationUs = 0;
mIFramesIntervalSec = 2;
mAudioSourceNode = 0;
mUse64BitFileOffset = false;
mMovieTimeScale = -1;
mAudioTimeScale = -1;
mVideoTimeScale = -1;
mCameraId = 0;
mStartTimeOffsetMs = -1;
mVideoEncoderProfile = -1;
mVideoEncoderLevel = -1;
mMaxFileDurationUs = 0;
mMaxFileSizeBytes = 0;
mTrackEveryTimeDurationUs = 0;
mIsMetaDataStoredInVideoBuffers = false;
mEncoderProfiles = MediaProfiles::getInstance();
mRotationDegrees = 0;
mLatitudex10000 = -3600000;
mLongitudex10000 = -3600000;
mOutputFd = -1;
mCameraHw.clear();
//TODO: May need to register a listener eventually
//if someone is interested in recorder events for now
//default to no listener registered
mListener = NULL;
// Disable Audio Encoding
char value[PROPERTY_VALUE_MAX];
property_get("camcorder.debug.disableaudio", value, "0");
if(atoi(value)) mDisableAudio = true;
return OK;
}
status_t GonkRecorder::getMaxAmplitude(int *max) {
DOM_CAMERA_LOGI("%s", __func__);
if (max == NULL) {
DOM_CAMERA_LOGE("Null pointer argument");
return BAD_VALUE;
}
if (mAudioSourceNode != 0) {
*max = mAudioSourceNode->getMaxAmplitude();
} else {
*max = 0;
}
return OK;
}
status_t GonkRecorder::dump(
int fd, const Vector<String16>& args) const {
DOM_CAMERA_LOGI("%s", __func__);
const size_t SIZE = 256;
char buffer[SIZE];
String8 result;
if (mWriter != 0) {
mWriter->dump(fd, args);
} else {
snprintf(buffer, SIZE, " No file writer\n");
result.append(buffer);
}
snprintf(buffer, SIZE, " Recorder: %p\n", this);
snprintf(buffer, SIZE, " Output file (fd %d):\n", mOutputFd);
result.append(buffer);
snprintf(buffer, SIZE, " File format: %d\n", mOutputFormat);
result.append(buffer);
snprintf(buffer, SIZE, " Max file size (bytes): %lld\n", mMaxFileSizeBytes);
result.append(buffer);
snprintf(buffer, SIZE, " Max file duration (us): %lld\n", mMaxFileDurationUs);
result.append(buffer);
snprintf(buffer, SIZE, " File offset length (bits): %d\n", mUse64BitFileOffset? 64: 32);
result.append(buffer);
snprintf(buffer, SIZE, " Interleave duration (us): %d\n", mInterleaveDurationUs);
result.append(buffer);
snprintf(buffer, SIZE, " Progress notification: %lld us\n", mTrackEveryTimeDurationUs);
result.append(buffer);
snprintf(buffer, SIZE, " Audio\n");
result.append(buffer);
snprintf(buffer, SIZE, " Source: %d\n", mAudioSource);
result.append(buffer);
snprintf(buffer, SIZE, " Encoder: %d\n", mAudioEncoder);
result.append(buffer);
snprintf(buffer, SIZE, " Bit rate (bps): %d\n", mAudioBitRate);
result.append(buffer);
snprintf(buffer, SIZE, " Sampling rate (hz): %d\n", mSampleRate);
result.append(buffer);
snprintf(buffer, SIZE, " Number of channels: %d\n", mAudioChannels);
result.append(buffer);
snprintf(buffer, SIZE, " Max amplitude: %d\n", mAudioSourceNode == 0? 0: mAudioSourceNode->getMaxAmplitude());
result.append(buffer);
snprintf(buffer, SIZE, " Video\n");
result.append(buffer);
snprintf(buffer, SIZE, " Source: %d\n", mVideoSource);
result.append(buffer);
snprintf(buffer, SIZE, " Camera Id: %d\n", mCameraId);
result.append(buffer);
snprintf(buffer, SIZE, " Camera object address: %p\n", mCameraHw.get());
result.append(buffer);
snprintf(buffer, SIZE, " Start time offset (ms): %d\n", mStartTimeOffsetMs);
result.append(buffer);
snprintf(buffer, SIZE, " Encoder: %d\n", mVideoEncoder);
result.append(buffer);
snprintf(buffer, SIZE, " Encoder profile: %d\n", mVideoEncoderProfile);
result.append(buffer);
snprintf(buffer, SIZE, " Encoder level: %d\n", mVideoEncoderLevel);
result.append(buffer);
snprintf(buffer, SIZE, " I frames interval (s): %d\n", mIFramesIntervalSec);
result.append(buffer);
snprintf(buffer, SIZE, " Frame size (pixels): %dx%d\n", mVideoWidth, mVideoHeight);
result.append(buffer);
snprintf(buffer, SIZE, " Frame rate (fps): %d\n", mFrameRate);
result.append(buffer);
snprintf(buffer, SIZE, " Bit rate (bps): %d\n", mVideoBitRate);
result.append(buffer);
::write(fd, result.string(), result.size());
return OK;
}
status_t GonkRecorder::setCamera(const sp<GonkCameraHardware>& aCameraHw) {
mCameraHw = aCameraHw;
return OK;
}
} // namespace android
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