The Tor Browser: dom/camera/GonkRecorder.cpp@a63d609f5ebe (annotated)

dom/camera/GonkRecorder.cpp@a63d609f5ebe (annotated)

dom/camera/GonkRecorder.cpp

Thu, 15 Jan 2015 15:55:04 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Thu, 15 Jan 2015 15:55:04 +0100
branch: TOR_BUG_9701
changeset 9: a63d609f5ebe
permissions: -rw-r--r--

Back out 97036ab72558 which inappropriately compared turds to third parties.

 /*
  * Copyright (C) 2009 The Android Open Source Project
  * Copyright (C) 2013 Mozilla Foundation
  *
  * 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 "nsDebug.h"
 #define DOM_CAMERA_LOG_LEVEL        3
 #include "CameraCommon.h"
 #include "GonkCameraSource.h"
 #include "GonkRecorder.h"
 #define RE_LOGD(fmt, ...) DOM_CAMERA_LOGA("[%s:%d]" fmt,__FILE__,__LINE__, ## __VA_ARGS__)
 #define RE_LOGV(fmt, ...) DOM_CAMERA_LOGI("[%s:%d]" fmt,__FILE__,__LINE__, ## __VA_ARGS__)
 #define RE_LOGI(fmt, ...) DOM_CAMERA_LOGI("[%s:%d]" fmt,__FILE__,__LINE__, ## __VA_ARGS__)
 #define RE_LOGW(fmt, ...) DOM_CAMERA_LOGW("[%s:%d]" fmt,__FILE__,__LINE__, ## __VA_ARGS__)
 #define RE_LOGE(fmt, ...) DOM_CAMERA_LOGE("[%s:%d]" fmt,__FILE__,__LINE__, ## __VA_ARGS__)
 #include <binder/IPCThreadState.h>
 #if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
 # include <media/openmax/OMX_Audio.h>
 #endif
 #include <media/stagefright/foundation/ADebug.h>
 #include <media/stagefright/AudioSource.h>
 #include <media/stagefright/AMRWriter.h>
 #include <media/stagefright/AACWriter.h>
 #include <media/stagefright/MPEG2TSWriter.h>
 #include <media/stagefright/MPEG4Writer.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/Errors.h>
 #include <sys/types.h>
 #include <ctype.h>
 #include <unistd.h>
 #include <cutils/properties.h>
 #include <system/audio.h>
 #define RES_720P (720 * 1280)
 namespace android {
 GonkRecorder::GonkRecorder()
     : mWriter(NULL),
       mOutputFd(-1),
       mAudioSource(AUDIO_SOURCE_CNT),
       mVideoSource(VIDEO_SOURCE_LIST_END),
       mStarted(false) {
     RE_LOGV("Constructor");
     reset();
 }
 GonkRecorder::~GonkRecorder() {
     RE_LOGV("Destructor");
     stop();
 }
 status_t GonkRecorder::init() {
     RE_LOGV("init");
     return OK;
 }
 status_t GonkRecorder::setAudioSource(audio_source_t as) {
     RE_LOGV("setAudioSource: %d", as);
     if (as < AUDIO_SOURCE_DEFAULT ||
         as >= AUDIO_SOURCE_CNT) {
         RE_LOGE("Invalid audio source: %d", as);
         return BAD_VALUE;
     }
     if (as == AUDIO_SOURCE_DEFAULT) {
         mAudioSource = AUDIO_SOURCE_MIC;
     } else {
         mAudioSource = as;
     }
     return OK;
 }
 status_t GonkRecorder::setVideoSource(video_source vs) {
     RE_LOGV("setVideoSource: %d", vs);
     if (vs < VIDEO_SOURCE_DEFAULT ||
         vs >= VIDEO_SOURCE_LIST_END) {
         RE_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) {
     RE_LOGV("setOutputFormat: %d", of);
     if (of < OUTPUT_FORMAT_DEFAULT ||
         of >= OUTPUT_FORMAT_LIST_END) {
         RE_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) {
     RE_LOGV("setAudioEncoder: %d", ae);
     if (ae < AUDIO_ENCODER_DEFAULT ||
         ae >= AUDIO_ENCODER_LIST_END) {
         RE_LOGE("Invalid audio encoder: %d", ae);
         return BAD_VALUE;
     }
     if (ae == AUDIO_ENCODER_DEFAULT) {
         mAudioEncoder = AUDIO_ENCODER_AMR_NB;
     } else {
         mAudioEncoder = ae;
     }
     return OK;
 }
 status_t GonkRecorder::setVideoEncoder(video_encoder ve) {
     RE_LOGV("setVideoEncoder: %d", ve);
     if (ve < VIDEO_ENCODER_DEFAULT ||
         ve >= VIDEO_ENCODER_LIST_END) {
         RE_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) {
     RE_LOGV("setVideoSize: %dx%d", width, height);
     if (width <= 0 || height <= 0) {
         RE_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) {
     RE_LOGV("setVideoFrameRate: %d", frames_per_second);
     if ((frames_per_second <= 0 && frames_per_second != -1) ||
         frames_per_second > 120) {
         RE_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) {
     RE_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) {
     RE_LOGV("setOutputFile: %d, %lld, %lld", fd, offset, length);
     // These don't make any sense, do they?
     CHECK_EQ(offset, 0ll);
     CHECK_EQ(length, 0ll);
     if (fd < 0) {
         RE_LOGE("Invalid file descriptor: %d", fd);
         return -EBADF;
     }
     if (mOutputFd >= 0) {
         ::close(mOutputFd);
     }
     mOutputFd = dup(fd);
     return OK;
 }
 // Attempt to parse an int64 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 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) {
     RE_LOGV("setParamAudioSamplingRate: %d", sampleRate);
     if (sampleRate <= 0) {
         RE_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) {
     RE_LOGV("setParamAudioNumberOfChannels: %d", channels);
     if (channels <= 0 || channels >= 3) {
         RE_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) {
     RE_LOGV("setParamAudioEncodingBitRate: %d", bitRate);
     if (bitRate <= 0) {
         RE_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) {
     RE_LOGV("setParamVideoEncodingBitRate: %d", bitRate);
     if (bitRate <= 0) {
         RE_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) {
     RE_LOGV("setParamVideoRotation: %d", degrees);
     if (degrees < 0 || degrees % 90 != 0) {
         RE_LOGE("Unsupported video rotation angle: %d", degrees);
         return BAD_VALUE;
     }
     mRotationDegrees = degrees % 360;
     return OK;
 }
 status_t GonkRecorder::setParamMaxFileDurationUs(int64_t timeUs) {
     RE_LOGV("setParamMaxFileDurationUs: %lld us", timeUs);
     // This is meant for backward compatibility for MediaRecorder.java
     if (timeUs <= 0) {
         RE_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
         RE_LOGE("Max file duration is too short: %lld us", timeUs);
         return BAD_VALUE;
     }
     if (timeUs <= 15 * 1000000LL) {
         RE_LOGW("Target duration (%lld us) too short to be respected", timeUs);
     }
     mMaxFileDurationUs = timeUs;
     return OK;
 }
 status_t GonkRecorder::setParamMaxFileSizeBytes(int64_t bytes) {
     RE_LOGV("setParamMaxFileSizeBytes: %lld bytes", bytes);
     // This is meant for backward compatibility for MediaRecorder.java
     if (bytes <= 0) {
         RE_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
         RE_LOGE("Max file size is too small: %lld bytes", bytes);
         return BAD_VALUE;
     }
     if (bytes <= 100 * 1024) {
         RE_LOGW("Target file size (%lld bytes) is too small to be respected", bytes);
     }
     if (bytes >= 0xffffffffLL) {
         RE_LOGW("Target file size (%lld bytes) too large to be respected, clipping to 4GB", bytes);
         bytes = 0xffffffffLL;
     }
     mMaxFileSizeBytes = bytes;
     return OK;
 }
 status_t GonkRecorder::setParamInterleaveDuration(int32_t durationUs) {
     RE_LOGV("setParamInterleaveDuration: %d", 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
         RE_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
         RE_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) {
     RE_LOGV("setParamVideoIFramesInterval: %d seconds", seconds);
     mIFramesIntervalSec = seconds;
     return OK;
 }
 status_t GonkRecorder::setParam64BitFileOffset(bool use64Bit) {
     RE_LOGV("setParam64BitFileOffset: %s",
         use64Bit? "use 64 bit file offset": "use 32 bit file offset");
     mUse64BitFileOffset = use64Bit;
     return OK;
 }
 status_t GonkRecorder::setParamVideoCameraId(int32_t cameraId) {
     RE_LOGV("setParamVideoCameraId: %d", cameraId);
     if (cameraId < 0) {
         return BAD_VALUE;
     }
     mCameraId = cameraId;
     return OK;
 }
 status_t GonkRecorder::setParamTrackTimeStatus(int64_t timeDurationUs) {
     RE_LOGV("setParamTrackTimeStatus: %lld", timeDurationUs);
     if (timeDurationUs < 20000) {  // Infeasible if shorter than 20 ms?
         RE_LOGE("Tracking time duration too short: %lld us", timeDurationUs);
         return BAD_VALUE;
     }
     mTrackEveryTimeDurationUs = timeDurationUs;
     return OK;
 }
 status_t GonkRecorder::setParamVideoEncoderProfile(int32_t profile) {
     RE_LOGV("setParamVideoEncoderProfile: %d", 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) {
     RE_LOGV("setParamVideoEncoderLevel: %d", 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) {
     RE_LOGV("setParamMovieTimeScale: %d", 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) {
         RE_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) {
     RE_LOGV("setParamVideoTimeScale: %d", timeScale);
     // 60000 is chosen to make sure that each video frame from a 60-fps
     // video has 1000 ticks.
     if (timeScale < 600 || timeScale > 60000) {
         RE_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) {
     RE_LOGV("setParamAudioTimeScale: %d", timeScale);
     // 96000 Hz is the highest sampling rate support in AAC.
     if (timeScale < 600 || timeScale > 96000) {
         RE_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) {
     RE_LOGV("setParameter: key (%s) => value (%s)", 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 {
         RE_LOGE("setParameter: failed to find key %s", key.string());
     }
     return BAD_VALUE;
 }
 status_t GonkRecorder::setParameters(const String8 &params) {
     RE_LOGV("setParameters: %s", params.string());
     const char *cparams = params.string();
     const char *key_start = cparams;
     for (;;) {
         const char *equal_pos = strchr(key_start, '=');
         if (equal_pos == NULL) {
             RE_LOGE("Parameters %s miss a value", cparams);
             return BAD_VALUE;
         }
         String8 key(key_start, equal_pos - key_start);
         TrimString(&key);
         if (key.length() == 0) {
             RE_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::setClientName(const String16& clientName) {
     mClientName = clientName;
     return OK;
 }
 status_t GonkRecorder::prepare() {
     if (mVideoSource != VIDEO_SOURCE_LIST_END && mVideoEncoder != VIDEO_ENCODER_LIST_END &&
         mVideoHeight && mVideoWidth &&  // Video recording
         (mVideoHeight * mVideoWidth >= RES_720P)) {
         // TODO: Above check needs to be updated when mMaxFileDurationUs is set from camera app
         RE_LOGV("Video is high resolution so setting 64-bit file offsets");
         setParam64BitFileOffset(true);
     }
     return OK;
 }
 status_t GonkRecorder::start() {
     CHECK_GE(mOutputFd, 0);
     // Get UID here for permission checking
     mClientUid = IPCThreadState::self()->getCallingUid();
     if (mWriter != NULL) {
         RE_LOGE("File writer is not avaialble");
         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;
 #if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
         case OUTPUT_FORMAT_AAC_ADIF:
         case OUTPUT_FORMAT_AAC_ADTS:
             status = startAACRecording();
             break;
 #endif
         case OUTPUT_FORMAT_RTP_AVP:
             status = startRTPRecording();
             break;
         case OUTPUT_FORMAT_MPEG2TS:
             status = startMPEG2TSRecording();
             break;
         default:
             RE_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) {
         RE_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;
 #if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
         case AUDIO_ENCODER_AAC:
             mime = MEDIA_MIMETYPE_AUDIO_AAC;
             encMeta->setInt32(kKeyAACProfile, OMX_AUDIO_AACObjectLC);
             break;
         case AUDIO_ENCODER_HE_AAC:
             mime = MEDIA_MIMETYPE_AUDIO_AAC;
             encMeta->setInt32(kKeyAACProfile, OMX_AUDIO_AACObjectHE);
             break;
         case AUDIO_ENCODER_AAC_ELD:
             mime = MEDIA_MIMETYPE_AUDIO_AAC;
             encMeta->setInt32(kKeyAACProfile, OMX_AUDIO_AACObjectELD);
             break;
 #endif
         default:
             RE_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(), (status_t)OK);
     sp<MediaSource> audioEncoder =
         OMXCodec::Create(client.interface(), encMeta,
                          true /* createEncoder */, audioSource);
     mAudioSourceNode = audioSource;
     return audioEncoder;
 }
 #if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
 status_t GonkRecorder::startAACRecording() {
     // FIXME:
     // Add support for OUTPUT_FORMAT_AAC_ADIF
     CHECK_EQ(mOutputFormat, OUTPUT_FORMAT_AAC_ADTS);
     CHECK(mAudioEncoder == AUDIO_ENCODER_AAC ||
           mAudioEncoder == AUDIO_ENCODER_HE_AAC ||
           mAudioEncoder == AUDIO_ENCODER_AAC_ELD);
     CHECK(mAudioSource != AUDIO_SOURCE_CNT);
     mWriter = new AACWriter(mOutputFd);
     status_t status = startRawAudioRecording();
     if (status != OK) {
         mWriter.clear();
         mWriter = NULL;
     }
     return status;
 }
 #endif
 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) {
             RE_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) {
             RE_LOGE("Invlaid 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) {
         RE_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::startRTPRecording() {
     return INVALID_OPERATION;
 }
 status_t GonkRecorder::startMPEG2TSRecording() {
     CHECK_EQ(mOutputFormat, OUTPUT_FORMAT_MPEG2TS);
     sp<MediaWriter> writer = new MPEG2TSWriter(mOutputFd);
     if (mAudioSource != AUDIO_SOURCE_CNT) {
 #if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
         if (mAudioEncoder != AUDIO_ENCODER_AAC &&
             mAudioEncoder != AUDIO_ENCODER_HE_AAC &&
             mAudioEncoder != AUDIO_ENCODER_AAC_ELD) {
             return ERROR_UNSUPPORTED;
         }
 #endif
         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() {
     RE_LOGV("clipVideoFrameRate: encoder %d", mVideoEncoder);
     int minFrameRate = mEncoderProfiles->getVideoEncoderParamByName(
                         "enc.vid.fps.min", mVideoEncoder);
     int maxFrameRate = mEncoderProfiles->getVideoEncoderParamByName(
                         "enc.vid.fps.max", mVideoEncoder);
     if (mFrameRate < minFrameRate && minFrameRate != -1) {
         RE_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 && maxFrameRate != -1) {
         RE_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() {
     RE_LOGV("clipVideoBitRate: encoder %d", mVideoEncoder);
     int minBitRate = mEncoderProfiles->getVideoEncoderParamByName(
                         "enc.vid.bps.min", mVideoEncoder);
     int maxBitRate = mEncoderProfiles->getVideoEncoderParamByName(
                         "enc.vid.bps.max", mVideoEncoder);
     if (mVideoBitRate < minBitRate && minBitRate != -1) {
         RE_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 && maxBitRate != -1) {
         RE_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() {
     RE_LOGV("clipVideoFrameWidth: encoder %d", mVideoEncoder);
     int minFrameWidth = mEncoderProfiles->getVideoEncoderParamByName(
                         "enc.vid.width.min", mVideoEncoder);
     int maxFrameWidth = mEncoderProfiles->getVideoEncoderParamByName(
                         "enc.vid.width.max", mVideoEncoder);
     if (mVideoWidth < minFrameWidth && minFrameWidth != -1) {
         RE_LOGW("Intended video encoding frame width (%d) is too small"
              " and will be set to (%d)", mVideoWidth, minFrameWidth);
         mVideoWidth = minFrameWidth;
     } else if (mVideoWidth > maxFrameWidth && maxFrameWidth != -1) {
         RE_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() {
     RE_LOGV("setDefaultProfileIfNecessary");
     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) {
             RE_LOGI("Force to use AVC baseline profile");
             setParamVideoEncoderProfile(OMX_VIDEO_AVCProfileBaseline);
         }
     }
 }
 status_t GonkRecorder::checkAudioEncoderCapabilities() {
     clipAudioBitRate();
     clipAudioSampleRate();
     clipNumberOfAudioChannels();
     return OK;
 }
 void GonkRecorder::clipAudioBitRate() {
     RE_LOGV("clipAudioBitRate: encoder %d", mAudioEncoder);
     int minAudioBitRate =
             mEncoderProfiles->getAudioEncoderParamByName(
                 "enc.aud.bps.min", mAudioEncoder);
     if (minAudioBitRate != -1 && mAudioBitRate < minAudioBitRate) {
         RE_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 (maxAudioBitRate != -1 && mAudioBitRate > maxAudioBitRate) {
         RE_LOGW("Intended audio encoding bit rate (%d) is too large"
             " and will be set to (%d)", mAudioBitRate, maxAudioBitRate);
         mAudioBitRate = maxAudioBitRate;
     }
 }
 void GonkRecorder::clipAudioSampleRate() {
     RE_LOGV("clipAudioSampleRate: encoder %d", mAudioEncoder);
     int minSampleRate =
             mEncoderProfiles->getAudioEncoderParamByName(
                 "enc.aud.hz.min", mAudioEncoder);
     if (minSampleRate != -1 && mSampleRate < minSampleRate) {
         RE_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 (maxSampleRate != -1 && mSampleRate > maxSampleRate) {
         RE_LOGW("Intended audio sample rate (%d) is too large"
             " and will be set to (%d)", mSampleRate, maxSampleRate);
         mSampleRate = maxSampleRate;
     }
 }
 void GonkRecorder::clipNumberOfAudioChannels() {
     RE_LOGV("clipNumberOfAudioChannels: encoder %d", mAudioEncoder);
     int minChannels =
             mEncoderProfiles->getAudioEncoderParamByName(
                 "enc.aud.ch.min", mAudioEncoder);
     if (minChannels != -1 && mAudioChannels < minChannels) {
         RE_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 (maxChannels != -1 && mAudioChannels > maxChannels) {
         RE_LOGW("Intended number of audio channels (%d) is too large"
             " and will be set to (%d)", mAudioChannels, maxChannels);
         mAudioChannels = maxChannels;
     }
 }
 void GonkRecorder::clipVideoFrameHeight() {
     RE_LOGV("clipVideoFrameHeight: encoder %d", mVideoEncoder);
     int minFrameHeight = mEncoderProfiles->getVideoEncoderParamByName(
                         "enc.vid.height.min", mVideoEncoder);
     int maxFrameHeight = mEncoderProfiles->getVideoEncoderParamByName(
                         "enc.vid.height.max", mVideoEncoder);
     if (minFrameHeight != -1 && mVideoHeight < minFrameHeight) {
         RE_LOGW("Intended video encoding frame height (%d) is too small"
              " and will be set to (%d)", mVideoHeight, minFrameHeight);
         mVideoHeight = minFrameHeight;
     } else if (maxFrameHeight != -1 && mVideoHeight > maxFrameHeight) {
         RE_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));
         RE_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);
     }
     if (mVideoEncoderProfile != -1) {
         enc_meta->setInt32(kKeyVideoProfile, mVideoEncoderProfile);
     }
     if (mVideoEncoderLevel != -1) {
         enc_meta->setInt32(kKeyVideoLevel, mVideoEncoderLevel);
     }
     // 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(), (status_t)OK);
     uint32_t encoder_flags = 0;
     if (mIsMetaDataStoredInVideoBuffers) {
 #if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
         encoder_flags |= OMXCodec::kStoreMetaDataInVideoBuffers;
 #else
         encoder_flags |= OMXCodec::kHardwareCodecsOnly;
         encoder_flags |= OMXCodec::kStoreMetaDataInVideoBuffers;
         encoder_flags |= OMXCodec::kOnlySubmitOneInputBufferAtOneTime;
 #endif
     }
     sp<MediaSource> encoder = OMXCodec::Create(
             client.interface(), enc_meta,
             true /* createEncoder */, cameraSource,
             NULL, encoder_flags);
     if (encoder == NULL) {
         RE_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:
 #if defined(MOZ_WIDGET_GONK) && ANDROID_VERSION >= 17
         case AUDIO_ENCODER_AAC:
         case AUDIO_ENCODER_HE_AAC:
         case AUDIO_ENCODER_AAC_ELD:
 #endif
             break;
         default:
             RE_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);
         RE_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() {
     RE_LOGV("pause");
     if (mWriter == NULL) {
         return UNKNOWN_ERROR;
     }
     mWriter->pause();
     if (mStarted) {
         mStarted = false;
     }
     return OK;
 }
 status_t GonkRecorder::stop() {
     RE_LOGV("stop");
     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() {
     RE_LOGV("close");
     stop();
     return OK;
 }
 status_t GonkRecorder::reset() {
     RE_LOGV("reset");
     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 = 1;
     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;
     return OK;
 }
 status_t GonkRecorder::getMaxAmplitude(int *max) {
     RE_LOGV("getMaxAmplitude");
     if (max == NULL) {
         RE_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 {
     RE_LOGV("dump");
     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

The Tor Browser / annotate

dom/camera/GonkRecorder.cpp@a63d609f5ebe (annotated)

dom/camera/GonkRecorder.cpp