Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 1 | /* |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 2 | * Copyright (C) 2009 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 16 | |
| 17 | //#define LOG_NDEBUG 0 |
| 18 | #define LOG_TAG "StagefrightMetadataRetriever" |
| 19 | #include <utils/Log.h> |
| 20 | |
Andreas Huber | 67e5a4f | 2010-01-08 10:57:34 -0800 | [diff] [blame] | 21 | #include "include/StagefrightMetadataRetriever.h" |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 22 | |
James Dong | f1d5aa1 | 2012-02-06 23:46:37 -0800 | [diff] [blame] | 23 | #include <media/stagefright/foundation/ADebug.h> |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 24 | #include <media/stagefright/ColorConverter.h> |
| 25 | #include <media/stagefright/DataSource.h> |
Andreas Huber | bfa6b2d | 2009-11-20 09:32:46 -0800 | [diff] [blame] | 26 | #include <media/stagefright/FileSource.h> |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 27 | #include <media/stagefright/MediaExtractor.h> |
| 28 | #include <media/stagefright/MetaData.h> |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 29 | #include <media/stagefright/OMXCodec.h> |
Gloria Wang | 7a1e3e8 | 2011-05-03 15:59:03 -0700 | [diff] [blame] | 30 | #include <media/stagefright/MediaDefs.h> |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 31 | |
| 32 | namespace android { |
| 33 | |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 34 | StagefrightMetadataRetriever::StagefrightMetadataRetriever() |
| 35 | : mParsedMetaData(false), |
| 36 | mAlbumArt(NULL) { |
Steve Block | 3856b09 | 2011-10-20 11:56:00 +0100 | [diff] [blame] | 37 | ALOGV("StagefrightMetadataRetriever()"); |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 38 | |
| 39 | DataSource::RegisterDefaultSniffers(); |
James Dong | f1d5aa1 | 2012-02-06 23:46:37 -0800 | [diff] [blame] | 40 | CHECK_EQ(mClient.connect(), (status_t)OK); |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 41 | } |
| 42 | |
| 43 | StagefrightMetadataRetriever::~StagefrightMetadataRetriever() { |
Steve Block | 3856b09 | 2011-10-20 11:56:00 +0100 | [diff] [blame] | 44 | ALOGV("~StagefrightMetadataRetriever()"); |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 45 | |
| 46 | delete mAlbumArt; |
| 47 | mAlbumArt = NULL; |
| 48 | |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 49 | mClient.disconnect(); |
| 50 | } |
| 51 | |
Andreas Huber | af8791e | 2011-03-21 10:25:44 -0700 | [diff] [blame] | 52 | status_t StagefrightMetadataRetriever::setDataSource( |
| 53 | const char *uri, const KeyedVector<String8, String8> *headers) { |
Steve Block | 3856b09 | 2011-10-20 11:56:00 +0100 | [diff] [blame] | 54 | ALOGV("setDataSource(%s)", uri); |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 55 | |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 56 | mParsedMetaData = false; |
| 57 | mMetaData.clear(); |
| 58 | delete mAlbumArt; |
| 59 | mAlbumArt = NULL; |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 60 | |
Andreas Huber | af8791e | 2011-03-21 10:25:44 -0700 | [diff] [blame] | 61 | mSource = DataSource::CreateFromURI(uri, headers); |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 62 | |
| 63 | if (mSource == NULL) { |
Andreas Huber | f4b7d94 | 2012-04-11 11:52:03 -0700 | [diff] [blame] | 64 | ALOGE("Unable to create data source for '%s'.", uri); |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 65 | return UNKNOWN_ERROR; |
| 66 | } |
| 67 | |
| 68 | mExtractor = MediaExtractor::Create(mSource); |
| 69 | |
| 70 | if (mExtractor == NULL) { |
Andreas Huber | f4b7d94 | 2012-04-11 11:52:03 -0700 | [diff] [blame] | 71 | ALOGE("Unable to instantiate an extractor for '%s'.", uri); |
| 72 | |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 73 | mSource.clear(); |
| 74 | |
| 75 | return UNKNOWN_ERROR; |
| 76 | } |
| 77 | |
| 78 | return OK; |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 79 | } |
| 80 | |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 81 | // Warning caller retains ownership of the filedescriptor! Dup it if necessary. |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 82 | status_t StagefrightMetadataRetriever::setDataSource( |
| 83 | int fd, int64_t offset, int64_t length) { |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 84 | fd = dup(fd); |
| 85 | |
Steve Block | 3856b09 | 2011-10-20 11:56:00 +0100 | [diff] [blame] | 86 | ALOGV("setDataSource(%d, %lld, %lld)", fd, offset, length); |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 87 | |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 88 | mParsedMetaData = false; |
| 89 | mMetaData.clear(); |
| 90 | delete mAlbumArt; |
| 91 | mAlbumArt = NULL; |
| 92 | |
| 93 | mSource = new FileSource(fd, offset, length); |
| 94 | |
| 95 | status_t err; |
| 96 | if ((err = mSource->initCheck()) != OK) { |
| 97 | mSource.clear(); |
| 98 | |
| 99 | return err; |
| 100 | } |
| 101 | |
| 102 | mExtractor = MediaExtractor::Create(mSource); |
| 103 | |
| 104 | if (mExtractor == NULL) { |
| 105 | mSource.clear(); |
| 106 | |
| 107 | return UNKNOWN_ERROR; |
| 108 | } |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 109 | |
| 110 | return OK; |
| 111 | } |
| 112 | |
James Dong | 2020801 | 2012-09-07 17:27:50 -0700 | [diff] [blame] | 113 | static bool isYUV420PlanarSupported( |
| 114 | OMXClient *client, |
| 115 | const sp<MetaData> &trackMeta) { |
| 116 | |
| 117 | const char *mime; |
| 118 | CHECK(trackMeta->findCString(kKeyMIMEType, &mime)); |
| 119 | |
| 120 | Vector<CodecCapabilities> caps; |
| 121 | if (QueryCodecs(client->interface(), mime, |
| 122 | true, /* queryDecoders */ |
| 123 | true, /* hwCodecOnly */ |
| 124 | &caps) == OK) { |
| 125 | |
| 126 | for (size_t j = 0; j < caps.size(); ++j) { |
| 127 | CodecCapabilities cap = caps[j]; |
| 128 | for (size_t i = 0; i < cap.mColorFormats.size(); ++i) { |
| 129 | if (cap.mColorFormats[i] == OMX_COLOR_FormatYUV420Planar) { |
| 130 | return true; |
| 131 | } |
| 132 | } |
| 133 | } |
| 134 | } |
| 135 | return false; |
| 136 | } |
| 137 | |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 138 | static VideoFrame *extractVideoFrameWithCodecFlags( |
| 139 | OMXClient *client, |
| 140 | const sp<MetaData> &trackMeta, |
James Dong | 16afe2f | 2010-12-02 17:42:08 -0800 | [diff] [blame] | 141 | const sp<MediaSource> &source, |
| 142 | uint32_t flags, |
| 143 | int64_t frameTimeUs, |
| 144 | int seekMode) { |
James Dong | 2020801 | 2012-09-07 17:27:50 -0700 | [diff] [blame] | 145 | |
| 146 | sp<MetaData> format = source->getFormat(); |
| 147 | |
| 148 | // XXX: |
| 149 | // Once all vendors support OMX_COLOR_FormatYUV420Planar, we can |
| 150 | // remove this check and always set the decoder output color format |
| 151 | if (isYUV420PlanarSupported(client, trackMeta)) { |
| 152 | format->setInt32(kKeyColorFormat, OMX_COLOR_FormatYUV420Planar); |
| 153 | } |
| 154 | |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 155 | sp<MediaSource> decoder = |
| 156 | OMXCodec::Create( |
James Dong | 2020801 | 2012-09-07 17:27:50 -0700 | [diff] [blame] | 157 | client->interface(), format, false, source, |
Andreas Huber | f3712f0 | 2010-10-18 09:57:42 -0700 | [diff] [blame] | 158 | NULL, flags | OMXCodec::kClientNeedsFramebuffer); |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 159 | |
| 160 | if (decoder.get() == NULL) { |
Steve Block | 3856b09 | 2011-10-20 11:56:00 +0100 | [diff] [blame] | 161 | ALOGV("unable to instantiate video decoder."); |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 162 | |
| 163 | return NULL; |
| 164 | } |
| 165 | |
Andreas Huber | 139a5d5 | 2010-05-20 10:37:06 -0700 | [diff] [blame] | 166 | status_t err = decoder->start(); |
| 167 | if (err != OK) { |
Steve Block | 5ff1dd5 | 2012-01-05 23:22:43 +0000 | [diff] [blame] | 168 | ALOGW("OMXCodec::start returned error %d (0x%08x)\n", err, err); |
Andreas Huber | 139a5d5 | 2010-05-20 10:37:06 -0700 | [diff] [blame] | 169 | return NULL; |
| 170 | } |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 171 | |
| 172 | // Read one output buffer, ignore format change notifications |
| 173 | // and spurious empty buffers. |
| 174 | |
| 175 | MediaSource::ReadOptions options; |
James Dong | 16afe2f | 2010-12-02 17:42:08 -0800 | [diff] [blame] | 176 | if (seekMode < MediaSource::ReadOptions::SEEK_PREVIOUS_SYNC || |
| 177 | seekMode > MediaSource::ReadOptions::SEEK_CLOSEST) { |
| 178 | |
Steve Block | 29357bc | 2012-01-06 19:20:56 +0000 | [diff] [blame] | 179 | ALOGE("Unknown seek mode: %d", seekMode); |
James Dong | 16afe2f | 2010-12-02 17:42:08 -0800 | [diff] [blame] | 180 | return NULL; |
| 181 | } |
| 182 | |
| 183 | MediaSource::ReadOptions::SeekMode mode = |
| 184 | static_cast<MediaSource::ReadOptions::SeekMode>(seekMode); |
| 185 | |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 186 | int64_t thumbNailTime; |
Andreas Huber | cb0cb25 | 2010-12-08 14:50:10 -0800 | [diff] [blame] | 187 | if (frameTimeUs < 0) { |
Andreas Huber | 21af757 | 2011-04-11 10:57:29 -0700 | [diff] [blame] | 188 | if (!trackMeta->findInt64(kKeyThumbnailTime, &thumbNailTime) |
| 189 | || thumbNailTime < 0) { |
Andreas Huber | cb0cb25 | 2010-12-08 14:50:10 -0800 | [diff] [blame] | 190 | thumbNailTime = 0; |
| 191 | } |
James Dong | 16afe2f | 2010-12-02 17:42:08 -0800 | [diff] [blame] | 192 | options.setSeekTo(thumbNailTime, mode); |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 193 | } else { |
| 194 | thumbNailTime = -1; |
James Dong | 16afe2f | 2010-12-02 17:42:08 -0800 | [diff] [blame] | 195 | options.setSeekTo(frameTimeUs, mode); |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 196 | } |
| 197 | |
| 198 | MediaBuffer *buffer = NULL; |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 199 | do { |
| 200 | if (buffer != NULL) { |
| 201 | buffer->release(); |
| 202 | buffer = NULL; |
| 203 | } |
| 204 | err = decoder->read(&buffer, &options); |
| 205 | options.clearSeekTo(); |
| 206 | } while (err == INFO_FORMAT_CHANGED |
| 207 | || (buffer != NULL && buffer->range_length() == 0)); |
| 208 | |
| 209 | if (err != OK) { |
James Dong | f1d5aa1 | 2012-02-06 23:46:37 -0800 | [diff] [blame] | 210 | CHECK(buffer == NULL); |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 211 | |
Steve Block | 3856b09 | 2011-10-20 11:56:00 +0100 | [diff] [blame] | 212 | ALOGV("decoding frame failed."); |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 213 | decoder->stop(); |
| 214 | |
| 215 | return NULL; |
| 216 | } |
| 217 | |
Steve Block | 3856b09 | 2011-10-20 11:56:00 +0100 | [diff] [blame] | 218 | ALOGV("successfully decoded video frame."); |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 219 | |
Andreas Huber | 2b82e96 | 2010-10-06 16:43:57 -0700 | [diff] [blame] | 220 | int32_t unreadable; |
| 221 | if (buffer->meta_data()->findInt32(kKeyIsUnreadable, &unreadable) |
| 222 | && unreadable != 0) { |
Steve Block | 3856b09 | 2011-10-20 11:56:00 +0100 | [diff] [blame] | 223 | ALOGV("video frame is unreadable, decoder does not give us access " |
Andreas Huber | 2b82e96 | 2010-10-06 16:43:57 -0700 | [diff] [blame] | 224 | "to the video data."); |
| 225 | |
| 226 | buffer->release(); |
| 227 | buffer = NULL; |
| 228 | |
| 229 | decoder->stop(); |
| 230 | |
| 231 | return NULL; |
| 232 | } |
| 233 | |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 234 | int64_t timeUs; |
| 235 | CHECK(buffer->meta_data()->findInt64(kKeyTime, &timeUs)); |
| 236 | if (thumbNailTime >= 0) { |
| 237 | if (timeUs != thumbNailTime) { |
| 238 | const char *mime; |
| 239 | CHECK(trackMeta->findCString(kKeyMIMEType, &mime)); |
| 240 | |
Steve Block | 3856b09 | 2011-10-20 11:56:00 +0100 | [diff] [blame] | 241 | ALOGV("thumbNailTime = %lld us, timeUs = %lld us, mime = %s", |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 242 | thumbNailTime, timeUs, mime); |
| 243 | } |
| 244 | } |
| 245 | |
| 246 | sp<MetaData> meta = decoder->getFormat(); |
| 247 | |
| 248 | int32_t width, height; |
| 249 | CHECK(meta->findInt32(kKeyWidth, &width)); |
| 250 | CHECK(meta->findInt32(kKeyHeight, &height)); |
| 251 | |
Andreas Huber | f5ab57c | 2010-11-22 13:06:35 -0800 | [diff] [blame] | 252 | int32_t crop_left, crop_top, crop_right, crop_bottom; |
| 253 | if (!meta->findRect( |
| 254 | kKeyCropRect, |
| 255 | &crop_left, &crop_top, &crop_right, &crop_bottom)) { |
| 256 | crop_left = crop_top = 0; |
| 257 | crop_right = width - 1; |
| 258 | crop_bottom = height - 1; |
| 259 | } |
| 260 | |
James Dong | ce0feba | 2010-11-08 16:04:27 -0800 | [diff] [blame] | 261 | int32_t rotationAngle; |
| 262 | if (!trackMeta->findInt32(kKeyRotation, &rotationAngle)) { |
| 263 | rotationAngle = 0; // By default, no rotation |
| 264 | } |
| 265 | |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 266 | VideoFrame *frame = new VideoFrame; |
Andreas Huber | f5ab57c | 2010-11-22 13:06:35 -0800 | [diff] [blame] | 267 | frame->mWidth = crop_right - crop_left + 1; |
| 268 | frame->mHeight = crop_bottom - crop_top + 1; |
| 269 | frame->mDisplayWidth = frame->mWidth; |
| 270 | frame->mDisplayHeight = frame->mHeight; |
| 271 | frame->mSize = frame->mWidth * frame->mHeight * 2; |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 272 | frame->mData = new uint8_t[frame->mSize]; |
James Dong | ce0feba | 2010-11-08 16:04:27 -0800 | [diff] [blame] | 273 | frame->mRotationAngle = rotationAngle; |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 274 | |
James Dong | 1d54b3e | 2011-03-18 17:55:06 -0700 | [diff] [blame] | 275 | int32_t displayWidth, displayHeight; |
| 276 | if (meta->findInt32(kKeyDisplayWidth, &displayWidth)) { |
| 277 | frame->mDisplayWidth = displayWidth; |
| 278 | } |
| 279 | if (meta->findInt32(kKeyDisplayHeight, &displayHeight)) { |
| 280 | frame->mDisplayHeight = displayHeight; |
| 281 | } |
| 282 | |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 283 | int32_t srcFormat; |
| 284 | CHECK(meta->findInt32(kKeyColorFormat, &srcFormat)); |
| 285 | |
| 286 | ColorConverter converter( |
| 287 | (OMX_COLOR_FORMATTYPE)srcFormat, OMX_COLOR_Format16bitRGB565); |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 288 | |
Andreas Huber | de321c3 | 2012-05-15 12:38:36 -0700 | [diff] [blame] | 289 | if (converter.isValid()) { |
| 290 | err = converter.convert( |
| 291 | (const uint8_t *)buffer->data() + buffer->range_offset(), |
| 292 | width, height, |
| 293 | crop_left, crop_top, crop_right, crop_bottom, |
| 294 | frame->mData, |
| 295 | frame->mWidth, |
| 296 | frame->mHeight, |
| 297 | 0, 0, frame->mWidth - 1, frame->mHeight - 1); |
| 298 | } else { |
| 299 | ALOGE("Unable to instantiate color conversion from format 0x%08x to " |
| 300 | "RGB565", |
| 301 | srcFormat); |
| 302 | |
| 303 | err = ERROR_UNSUPPORTED; |
| 304 | } |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 305 | |
| 306 | buffer->release(); |
| 307 | buffer = NULL; |
| 308 | |
| 309 | decoder->stop(); |
| 310 | |
Andreas Huber | b1787e3 | 2011-01-06 11:26:54 -0800 | [diff] [blame] | 311 | if (err != OK) { |
Steve Block | 29357bc | 2012-01-06 19:20:56 +0000 | [diff] [blame] | 312 | ALOGE("Colorconverter failed to convert frame."); |
Andreas Huber | b1787e3 | 2011-01-06 11:26:54 -0800 | [diff] [blame] | 313 | |
| 314 | delete frame; |
| 315 | frame = NULL; |
| 316 | } |
| 317 | |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 318 | return frame; |
| 319 | } |
| 320 | |
James Dong | 16afe2f | 2010-12-02 17:42:08 -0800 | [diff] [blame] | 321 | VideoFrame *StagefrightMetadataRetriever::getFrameAtTime( |
| 322 | int64_t timeUs, int option) { |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 323 | |
Steve Block | 3856b09 | 2011-10-20 11:56:00 +0100 | [diff] [blame] | 324 | ALOGV("getFrameAtTime: %lld us option: %d", timeUs, option); |
Andreas Huber | 93e1fb9 | 2010-03-12 15:08:52 -0800 | [diff] [blame] | 325 | |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 326 | if (mExtractor.get() == NULL) { |
Steve Block | 3856b09 | 2011-10-20 11:56:00 +0100 | [diff] [blame] | 327 | ALOGV("no extractor."); |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 328 | return NULL; |
| 329 | } |
| 330 | |
Andreas Huber | e7484f3 | 2011-09-06 16:05:02 -0700 | [diff] [blame] | 331 | sp<MetaData> fileMeta = mExtractor->getMetaData(); |
| 332 | |
| 333 | if (fileMeta == NULL) { |
Steve Block | 3856b09 | 2011-10-20 11:56:00 +0100 | [diff] [blame] | 334 | ALOGV("extractor doesn't publish metadata, failed to initialize?"); |
Andreas Huber | e7484f3 | 2011-09-06 16:05:02 -0700 | [diff] [blame] | 335 | return NULL; |
| 336 | } |
| 337 | |
Glenn Kasten | 8ddeebb | 2011-02-21 09:37:13 -0800 | [diff] [blame] | 338 | int32_t drm = 0; |
Andreas Huber | e7484f3 | 2011-09-06 16:05:02 -0700 | [diff] [blame] | 339 | if (fileMeta->findInt32(kKeyIsDRM, &drm) && drm != 0) { |
Steve Block | 29357bc | 2012-01-06 19:20:56 +0000 | [diff] [blame] | 340 | ALOGE("frame grab not allowed."); |
Glenn Kasten | 8ddeebb | 2011-02-21 09:37:13 -0800 | [diff] [blame] | 341 | return NULL; |
| 342 | } |
| 343 | |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 344 | size_t n = mExtractor->countTracks(); |
| 345 | size_t i; |
| 346 | for (i = 0; i < n; ++i) { |
| 347 | sp<MetaData> meta = mExtractor->getTrackMetaData(i); |
| 348 | |
| 349 | const char *mime; |
| 350 | CHECK(meta->findCString(kKeyMIMEType, &mime)); |
| 351 | |
| 352 | if (!strncasecmp(mime, "video/", 6)) { |
| 353 | break; |
| 354 | } |
| 355 | } |
| 356 | |
| 357 | if (i == n) { |
Steve Block | 3856b09 | 2011-10-20 11:56:00 +0100 | [diff] [blame] | 358 | ALOGV("no video track found."); |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 359 | return NULL; |
| 360 | } |
| 361 | |
Andreas Huber | 7e04dcf | 2009-10-22 13:49:30 -0700 | [diff] [blame] | 362 | sp<MetaData> trackMeta = mExtractor->getTrackMetaData( |
| 363 | i, MediaExtractor::kIncludeExtensiveMetaData); |
| 364 | |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 365 | sp<MediaSource> source = mExtractor->getTrack(i); |
| 366 | |
| 367 | if (source.get() == NULL) { |
Steve Block | 3856b09 | 2011-10-20 11:56:00 +0100 | [diff] [blame] | 368 | ALOGV("unable to instantiate video track."); |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 369 | return NULL; |
| 370 | } |
| 371 | |
James Dong | 515e855 | 2011-05-25 15:02:50 -0700 | [diff] [blame] | 372 | const void *data; |
| 373 | uint32_t type; |
| 374 | size_t dataSize; |
Andreas Huber | e7484f3 | 2011-09-06 16:05:02 -0700 | [diff] [blame] | 375 | if (fileMeta->findData(kKeyAlbumArt, &type, &data, &dataSize) |
James Dong | 515e855 | 2011-05-25 15:02:50 -0700 | [diff] [blame] | 376 | && mAlbumArt == NULL) { |
| 377 | mAlbumArt = new MediaAlbumArt; |
| 378 | mAlbumArt->mSize = dataSize; |
| 379 | mAlbumArt->mData = new uint8_t[dataSize]; |
| 380 | memcpy(mAlbumArt->mData, data, dataSize); |
| 381 | } |
| 382 | |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 383 | VideoFrame *frame = |
| 384 | extractVideoFrameWithCodecFlags( |
James Dong | 16afe2f | 2010-12-02 17:42:08 -0800 | [diff] [blame] | 385 | &mClient, trackMeta, source, OMXCodec::kPreferSoftwareCodecs, |
| 386 | timeUs, option); |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 387 | |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 388 | if (frame == NULL) { |
Steve Block | 3856b09 | 2011-10-20 11:56:00 +0100 | [diff] [blame] | 389 | ALOGV("Software decoder failed to extract thumbnail, " |
Andreas Huber | 4e202e7 | 2010-01-14 14:15:33 -0800 | [diff] [blame] | 390 | "trying hardware decoder."); |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 391 | |
James Dong | 16afe2f | 2010-12-02 17:42:08 -0800 | [diff] [blame] | 392 | frame = extractVideoFrameWithCodecFlags(&mClient, trackMeta, source, 0, |
| 393 | timeUs, option); |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 394 | } |
| 395 | |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 396 | return frame; |
| 397 | } |
| 398 | |
| 399 | MediaAlbumArt *StagefrightMetadataRetriever::extractAlbumArt() { |
Steve Block | 3856b09 | 2011-10-20 11:56:00 +0100 | [diff] [blame] | 400 | ALOGV("extractAlbumArt (extractor: %s)", mExtractor.get() != NULL ? "YES" : "NO"); |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 401 | |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 402 | if (mExtractor == NULL) { |
| 403 | return NULL; |
| 404 | } |
| 405 | |
| 406 | if (!mParsedMetaData) { |
| 407 | parseMetaData(); |
| 408 | |
| 409 | mParsedMetaData = true; |
| 410 | } |
| 411 | |
| 412 | if (mAlbumArt) { |
| 413 | return new MediaAlbumArt(*mAlbumArt); |
| 414 | } |
| 415 | |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 416 | return NULL; |
| 417 | } |
| 418 | |
| 419 | const char *StagefrightMetadataRetriever::extractMetadata(int keyCode) { |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 420 | if (mExtractor == NULL) { |
| 421 | return NULL; |
| 422 | } |
| 423 | |
| 424 | if (!mParsedMetaData) { |
| 425 | parseMetaData(); |
| 426 | |
| 427 | mParsedMetaData = true; |
| 428 | } |
| 429 | |
| 430 | ssize_t index = mMetaData.indexOfKey(keyCode); |
| 431 | |
| 432 | if (index < 0) { |
| 433 | return NULL; |
| 434 | } |
| 435 | |
David Williams | 8a1016a | 2012-11-19 09:52:16 +0100 | [diff] [blame] | 436 | return mMetaData.valueAt(index).string(); |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 437 | } |
| 438 | |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 439 | void StagefrightMetadataRetriever::parseMetaData() { |
| 440 | sp<MetaData> meta = mExtractor->getMetaData(); |
| 441 | |
Andreas Huber | e7484f3 | 2011-09-06 16:05:02 -0700 | [diff] [blame] | 442 | if (meta == NULL) { |
Steve Block | 3856b09 | 2011-10-20 11:56:00 +0100 | [diff] [blame] | 443 | ALOGV("extractor doesn't publish metadata, failed to initialize?"); |
Andreas Huber | e7484f3 | 2011-09-06 16:05:02 -0700 | [diff] [blame] | 444 | return; |
| 445 | } |
| 446 | |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 447 | struct Map { |
| 448 | int from; |
| 449 | int to; |
| 450 | }; |
| 451 | static const Map kMap[] = { |
Andreas Huber | 7be6407 | 2010-01-13 11:25:10 -0800 | [diff] [blame] | 452 | { kKeyMIMEType, METADATA_KEY_MIMETYPE }, |
Andreas Huber | bd4bc59 | 2010-01-13 10:45:49 -0800 | [diff] [blame] | 453 | { kKeyCDTrackNumber, METADATA_KEY_CD_TRACK_NUMBER }, |
Marco Nelissen | 6c8a9a4 | 2010-02-08 14:50:19 -0800 | [diff] [blame] | 454 | { kKeyDiscNumber, METADATA_KEY_DISC_NUMBER }, |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 455 | { kKeyAlbum, METADATA_KEY_ALBUM }, |
| 456 | { kKeyArtist, METADATA_KEY_ARTIST }, |
Marco Nelissen | 66ac4df | 2010-02-11 13:31:44 -0800 | [diff] [blame] | 457 | { kKeyAlbumArtist, METADATA_KEY_ALBUMARTIST }, |
Andreas Huber | bd4bc59 | 2010-01-13 10:45:49 -0800 | [diff] [blame] | 458 | { kKeyAuthor, METADATA_KEY_AUTHOR }, |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 459 | { kKeyComposer, METADATA_KEY_COMPOSER }, |
Andreas Huber | bd4bc59 | 2010-01-13 10:45:49 -0800 | [diff] [blame] | 460 | { kKeyDate, METADATA_KEY_DATE }, |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 461 | { kKeyGenre, METADATA_KEY_GENRE }, |
| 462 | { kKeyTitle, METADATA_KEY_TITLE }, |
| 463 | { kKeyYear, METADATA_KEY_YEAR }, |
Andreas Huber | 72b8c5a | 2010-01-19 16:43:53 -0800 | [diff] [blame] | 464 | { kKeyWriter, METADATA_KEY_WRITER }, |
Marco Nelissen | 11f8109 | 2011-01-06 11:12:17 -0800 | [diff] [blame] | 465 | { kKeyCompilation, METADATA_KEY_COMPILATION }, |
James Dong | 4948818 | 2011-11-09 00:48:56 -0800 | [diff] [blame] | 466 | { kKeyLocation, METADATA_KEY_LOCATION }, |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 467 | }; |
| 468 | static const size_t kNumMapEntries = sizeof(kMap) / sizeof(kMap[0]); |
| 469 | |
| 470 | for (size_t i = 0; i < kNumMapEntries; ++i) { |
| 471 | const char *value; |
| 472 | if (meta->findCString(kMap[i].from, &value)) { |
| 473 | mMetaData.add(kMap[i].to, String8(value)); |
| 474 | } |
| 475 | } |
| 476 | |
| 477 | const void *data; |
| 478 | uint32_t type; |
| 479 | size_t dataSize; |
James Dong | 515e855 | 2011-05-25 15:02:50 -0700 | [diff] [blame] | 480 | if (meta->findData(kKeyAlbumArt, &type, &data, &dataSize) |
| 481 | && mAlbumArt == NULL) { |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 482 | mAlbumArt = new MediaAlbumArt; |
| 483 | mAlbumArt->mSize = dataSize; |
| 484 | mAlbumArt->mData = new uint8_t[dataSize]; |
| 485 | memcpy(mAlbumArt->mData, data, dataSize); |
| 486 | } |
| 487 | |
Andreas Huber | bd4bc59 | 2010-01-13 10:45:49 -0800 | [diff] [blame] | 488 | size_t numTracks = mExtractor->countTracks(); |
| 489 | |
| 490 | char tmp[32]; |
| 491 | sprintf(tmp, "%d", numTracks); |
| 492 | |
| 493 | mMetaData.add(METADATA_KEY_NUM_TRACKS, String8(tmp)); |
| 494 | |
Andreas Huber | 2256d51 | 2011-03-04 10:24:54 -0800 | [diff] [blame] | 495 | bool hasAudio = false; |
| 496 | bool hasVideo = false; |
| 497 | int32_t videoWidth = -1; |
| 498 | int32_t videoHeight = -1; |
| 499 | int32_t audioBitrate = -1; |
James Dong | 5a81ad8 | 2012-07-31 14:41:35 -0700 | [diff] [blame] | 500 | int32_t rotationAngle = -1; |
Andreas Huber | 2256d51 | 2011-03-04 10:24:54 -0800 | [diff] [blame] | 501 | |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 502 | // The overall duration is the duration of the longest track. |
| 503 | int64_t maxDurationUs = 0; |
Gloria Wang | 7a1e3e8 | 2011-05-03 15:59:03 -0700 | [diff] [blame] | 504 | String8 timedTextLang; |
Andreas Huber | bd4bc59 | 2010-01-13 10:45:49 -0800 | [diff] [blame] | 505 | for (size_t i = 0; i < numTracks; ++i) { |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 506 | sp<MetaData> trackMeta = mExtractor->getTrackMetaData(i); |
| 507 | |
| 508 | int64_t durationUs; |
| 509 | if (trackMeta->findInt64(kKeyDuration, &durationUs)) { |
| 510 | if (durationUs > maxDurationUs) { |
| 511 | maxDurationUs = durationUs; |
| 512 | } |
| 513 | } |
Andreas Huber | 2256d51 | 2011-03-04 10:24:54 -0800 | [diff] [blame] | 514 | |
| 515 | const char *mime; |
| 516 | if (trackMeta->findCString(kKeyMIMEType, &mime)) { |
| 517 | if (!hasAudio && !strncasecmp("audio/", mime, 6)) { |
| 518 | hasAudio = true; |
| 519 | |
| 520 | if (!trackMeta->findInt32(kKeyBitRate, &audioBitrate)) { |
| 521 | audioBitrate = -1; |
| 522 | } |
| 523 | } else if (!hasVideo && !strncasecmp("video/", mime, 6)) { |
| 524 | hasVideo = true; |
| 525 | |
| 526 | CHECK(trackMeta->findInt32(kKeyWidth, &videoWidth)); |
| 527 | CHECK(trackMeta->findInt32(kKeyHeight, &videoHeight)); |
James Dong | 5a81ad8 | 2012-07-31 14:41:35 -0700 | [diff] [blame] | 528 | if (!trackMeta->findInt32(kKeyRotation, &rotationAngle)) { |
| 529 | rotationAngle = 0; |
| 530 | } |
Gloria Wang | 7a1e3e8 | 2011-05-03 15:59:03 -0700 | [diff] [blame] | 531 | } else if (!strcasecmp(mime, MEDIA_MIMETYPE_TEXT_3GPP)) { |
| 532 | const char *lang; |
| 533 | trackMeta->findCString(kKeyMediaLanguage, &lang); |
| 534 | timedTextLang.append(String8(lang)); |
| 535 | timedTextLang.append(String8(":")); |
Andreas Huber | 2256d51 | 2011-03-04 10:24:54 -0800 | [diff] [blame] | 536 | } |
| 537 | } |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 538 | } |
| 539 | |
Gloria Wang | 7a1e3e8 | 2011-05-03 15:59:03 -0700 | [diff] [blame] | 540 | // To save the language codes for all timed text tracks |
| 541 | // If multiple text tracks present, the format will look |
| 542 | // like "eng:chi" |
| 543 | if (!timedTextLang.isEmpty()) { |
| 544 | mMetaData.add(METADATA_KEY_TIMED_TEXT_LANGUAGES, timedTextLang); |
| 545 | } |
| 546 | |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 547 | // The duration value is a string representing the duration in ms. |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 548 | sprintf(tmp, "%lld", (maxDurationUs + 500) / 1000); |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 549 | mMetaData.add(METADATA_KEY_DURATION, String8(tmp)); |
Andreas Huber | 093437c | 2010-05-20 14:56:53 -0700 | [diff] [blame] | 550 | |
Andreas Huber | 2256d51 | 2011-03-04 10:24:54 -0800 | [diff] [blame] | 551 | if (hasAudio) { |
| 552 | mMetaData.add(METADATA_KEY_HAS_AUDIO, String8("yes")); |
| 553 | } |
| 554 | |
| 555 | if (hasVideo) { |
| 556 | mMetaData.add(METADATA_KEY_HAS_VIDEO, String8("yes")); |
| 557 | |
| 558 | sprintf(tmp, "%d", videoWidth); |
| 559 | mMetaData.add(METADATA_KEY_VIDEO_WIDTH, String8(tmp)); |
| 560 | |
| 561 | sprintf(tmp, "%d", videoHeight); |
| 562 | mMetaData.add(METADATA_KEY_VIDEO_HEIGHT, String8(tmp)); |
James Dong | 5a81ad8 | 2012-07-31 14:41:35 -0700 | [diff] [blame] | 563 | |
| 564 | sprintf(tmp, "%d", rotationAngle); |
| 565 | mMetaData.add(METADATA_KEY_VIDEO_ROTATION, String8(tmp)); |
Andreas Huber | 2256d51 | 2011-03-04 10:24:54 -0800 | [diff] [blame] | 566 | } |
| 567 | |
| 568 | if (numTracks == 1 && hasAudio && audioBitrate >= 0) { |
James Dong | 1d54b3e | 2011-03-18 17:55:06 -0700 | [diff] [blame] | 569 | sprintf(tmp, "%d", audioBitrate); |
Andreas Huber | 2256d51 | 2011-03-04 10:24:54 -0800 | [diff] [blame] | 570 | mMetaData.add(METADATA_KEY_BITRATE, String8(tmp)); |
| 571 | } else { |
| 572 | off64_t sourceSize; |
| 573 | if (mSource->getSize(&sourceSize) == OK) { |
| 574 | int64_t avgBitRate = (int64_t)(sourceSize * 8E6 / maxDurationUs); |
| 575 | |
| 576 | sprintf(tmp, "%lld", avgBitRate); |
| 577 | mMetaData.add(METADATA_KEY_BITRATE, String8(tmp)); |
| 578 | } |
| 579 | } |
| 580 | |
Andreas Huber | 093437c | 2010-05-20 14:56:53 -0700 | [diff] [blame] | 581 | if (numTracks == 1) { |
| 582 | const char *fileMIME; |
| 583 | CHECK(meta->findCString(kKeyMIMEType, &fileMIME)); |
| 584 | |
| 585 | if (!strcasecmp(fileMIME, "video/x-matroska")) { |
| 586 | sp<MetaData> trackMeta = mExtractor->getTrackMetaData(0); |
| 587 | const char *trackMIME; |
| 588 | CHECK(trackMeta->findCString(kKeyMIMEType, &trackMIME)); |
| 589 | |
| 590 | if (!strncasecmp("audio/", trackMIME, 6)) { |
| 591 | // The matroska file only contains a single audio track, |
| 592 | // rewrite its mime type. |
| 593 | mMetaData.add( |
| 594 | METADATA_KEY_MIMETYPE, String8("audio/x-matroska")); |
| 595 | } |
| 596 | } |
| 597 | } |
Gloria Wang | 0d0edfb | 2011-06-27 11:09:00 -0700 | [diff] [blame] | 598 | |
| 599 | // To check whether the media file is drm-protected |
| 600 | if (mExtractor->getDrmFlag()) { |
| 601 | mMetaData.add(METADATA_KEY_IS_DRM, String8("1")); |
| 602 | } |
Andreas Huber | fc9ba09 | 2010-01-11 15:35:19 -0800 | [diff] [blame] | 603 | } |
| 604 | |
Andreas Huber | 2a4a7d5 | 2009-10-06 16:20:44 -0700 | [diff] [blame] | 605 | } // namespace android |