Merge "Turn off media time adjustment by default" into gingerbread
diff --git a/media/libstagefright/AwesomePlayer.cpp b/media/libstagefright/AwesomePlayer.cpp
index 12022bd..c955ac3 100644
--- a/media/libstagefright/AwesomePlayer.cpp
+++ b/media/libstagefright/AwesomePlayer.cpp
@@ -273,20 +273,6 @@
status_t AwesomePlayer::setDataSource(
int fd, int64_t offset, int64_t length) {
-#if 0
- // return setDataSource("httplive://qthttp.apple.com.edgesuite.net/1009qpeijrfn/sl.m3u8");
- return setDataSource("httplive://qthttp.apple.com.edgesuite.net/1009qpeijrfn/0440.m3u8");
- // return setDataSource("httplive://qthttp.apple.com.edgesuite.net/1009qpeijrfn/0640.m3u8");
- // return setDataSource("httplive://qthttp.apple.com.edgesuite.net/1009qpeijrfn/1240_vod.m3u8");
- // return setDataSource("httplive://iphoned5.akamai.com.edgesuite.net/mhbarron/nasatv/nasatv_96.m3u8");
- // return setDataSource("httplive://iphoned5.akamai.com.edgesuite.net/mhbarron/nasatv/nasatv_1500.m3u8");
- // return setDataSource("httplive://iphone.video.hsn.com/iPhone_high.m3u8");
- // return setDataSource("httplive://iphoned5.akamai.com.edgesuite.net/mhbarron/iphonewebcast/webcast090209_all/webcast090209_all.m3u8");
- // return setDataSource("httplive://qthttp.akamai.com.edgesuite.net/iphone_demo/Video_Content/usat/tt_062209_iphone/hi/prog_index.m3u8");
- // return setDataSource("httplive://qthttp.akamai.com.edgesuite.net/iphone_demo/Video_Content/usat/tt_googmaps/hi/prog_index.m3u8");
- // return setDataSource("httplive://qthttp.akamai.com.edgesuite.net/iphone_demo/Video_Content/mtv/ni_spo_25a_rt74137_clip_syn/hi/prog_index.m3u8");
-#endif
-
Mutex::Autolock autoLock(mLock);
reset_l();
diff --git a/media/libstagefright/avc_utils.cpp b/media/libstagefright/avc_utils.cpp
index 511ae12..a8f1104 100644
--- a/media/libstagefright/avc_utils.cpp
+++ b/media/libstagefright/avc_utils.cpp
@@ -21,7 +21,7 @@
namespace android {
-static unsigned parseUE(ABitReader *br) {
+unsigned parseUE(ABitReader *br) {
unsigned numZeroes = 0;
while (br->getBits(1) == 0) {
++numZeroes;
diff --git a/media/libstagefright/codecs/avc/dec/AVCDecoder.cpp b/media/libstagefright/codecs/avc/dec/AVCDecoder.cpp
index 3c0b736..868c514 100644
--- a/media/libstagefright/codecs/avc/dec/AVCDecoder.cpp
+++ b/media/libstagefright/codecs/avc/dec/AVCDecoder.cpp
@@ -31,6 +31,7 @@
#include <media/stagefright/MediaErrors.h>
#include <media/stagefright/MetaData.h>
#include <media/stagefright/Utils.h>
+#include <media/stagefright/foundation/hexdump.h>
namespace android {
diff --git a/media/libstagefright/httplive/LiveSource.cpp b/media/libstagefright/httplive/LiveSource.cpp
index 001afc4..9103927 100644
--- a/media/libstagefright/httplive/LiveSource.cpp
+++ b/media/libstagefright/httplive/LiveSource.cpp
@@ -93,7 +93,7 @@
}
if (mLastFetchTimeUs < 0) {
- mPlaylistIndex = mPlaylist->size() / 2;
+ mPlaylistIndex = 0;
} else {
if (nextSequenceNumber < mFirstItemSequenceNumber
|| nextSequenceNumber
diff --git a/media/libstagefright/include/avc_utils.h b/media/libstagefright/include/avc_utils.h
index cc405b5..6602852 100644
--- a/media/libstagefright/include/avc_utils.h
+++ b/media/libstagefright/include/avc_utils.h
@@ -22,9 +22,13 @@
namespace android {
+struct ABitReader;
+
void FindAVCDimensions(
const sp<ABuffer> &seqParamSet, int32_t *width, int32_t *height);
+unsigned parseUE(ABitReader *br);
+
} // namespace android
#endif // AVC_UTILS_H_
diff --git a/media/libstagefright/mpeg2ts/ATSParser.cpp b/media/libstagefright/mpeg2ts/ATSParser.cpp
index 47cca80..bcaab9f 100644
--- a/media/libstagefright/mpeg2ts/ATSParser.cpp
+++ b/media/libstagefright/mpeg2ts/ATSParser.cpp
@@ -21,6 +21,7 @@
#include "ATSParser.h"
#include "AnotherPacketSource.h"
+#include "ESQueue.h"
#include "include/avc_utils.h"
#include <media/stagefright/foundation/ABitReader.h>
@@ -79,6 +80,8 @@
sp<AnotherPacketSource> mSource;
bool mPayloadStarted;
+ ElementaryStreamQueue mQueue;
+
void flush();
void parsePES(ABitReader *br);
@@ -232,7 +235,9 @@
: mElementaryPID(elementaryPID),
mStreamType(streamType),
mBuffer(new ABuffer(128 * 1024)),
- mPayloadStarted(false) {
+ mPayloadStarted(false),
+ mQueue(streamType == 0x1b
+ ? ElementaryStreamQueue::H264 : ElementaryStreamQueue::AAC) {
mBuffer->setRange(0, 0);
}
@@ -433,373 +438,31 @@
mBuffer->setRange(0, 0);
}
-static sp<ABuffer> FindNAL(
- const uint8_t *data, size_t size, unsigned nalType,
- size_t *stopOffset) {
- bool foundStart = false;
- size_t startOffset = 0;
-
- size_t offset = 0;
- for (;;) {
- while (offset + 3 < size
- && memcmp("\x00\x00\x00\x01", &data[offset], 4)) {
- ++offset;
- }
-
- if (foundStart) {
- size_t nalSize;
- if (offset + 3 >= size) {
- nalSize = size - startOffset;
- } else {
- nalSize = offset - startOffset;
- }
-
- sp<ABuffer> nal = new ABuffer(nalSize);
- memcpy(nal->data(), &data[startOffset], nalSize);
-
- if (stopOffset != NULL) {
- *stopOffset = startOffset + nalSize;
- }
-
- return nal;
- }
-
- if (offset + 4 >= size) {
- return NULL;
- }
-
- if ((data[offset + 4] & 0x1f) == nalType) {
- foundStart = true;
- startOffset = offset + 4;
- }
-
- offset += 4;
- }
-}
-
-static sp<ABuffer> MakeAVCCodecSpecificData(
- const sp<ABuffer> &buffer, int32_t *width, int32_t *height) {
- const uint8_t *data = buffer->data();
- size_t size = buffer->size();
-
- sp<ABuffer> seqParamSet = FindNAL(data, size, 7, NULL);
- if (seqParamSet == NULL) {
- return NULL;
- }
-
- FindAVCDimensions(seqParamSet, width, height);
-
- size_t stopOffset;
- sp<ABuffer> picParamSet = FindNAL(data, size, 8, &stopOffset);
- CHECK(picParamSet != NULL);
-
- buffer->setRange(stopOffset, size - stopOffset);
- LOGV("buffer has %d bytes left.", buffer->size());
-
- size_t csdSize =
- 1 + 3 + 1 + 1
- + 2 * 1 + seqParamSet->size()
- + 1 + 2 * 1 + picParamSet->size();
-
- sp<ABuffer> csd = new ABuffer(csdSize);
- uint8_t *out = csd->data();
-
- *out++ = 0x01; // configurationVersion
- memcpy(out, seqParamSet->data() + 1, 3); // profile/level...
- out += 3;
- *out++ = (0x3f << 2) | 1; // lengthSize == 2 bytes
- *out++ = 0xe0 | 1;
-
- *out++ = seqParamSet->size() >> 8;
- *out++ = seqParamSet->size() & 0xff;
- memcpy(out, seqParamSet->data(), seqParamSet->size());
- out += seqParamSet->size();
-
- *out++ = 1;
-
- *out++ = picParamSet->size() >> 8;
- *out++ = picParamSet->size() & 0xff;
- memcpy(out, picParamSet->data(), picParamSet->size());
-
- return csd;
-}
-
-static bool getNextNALUnit(
- const uint8_t **_data, size_t *_size,
- const uint8_t **nalStart, size_t *nalSize) {
- const uint8_t *data = *_data;
- size_t size = *_size;
-
- // hexdump(data, size);
-
- *nalStart = NULL;
- *nalSize = 0;
-
- if (size == 0) {
- return false;
- }
-
- size_t offset = 0;
- for (;;) {
- CHECK_LT(offset + 2, size);
-
- if (!memcmp("\x00\x00\x01", &data[offset], 3)) {
- break;
- }
-
- CHECK_EQ((unsigned)data[offset], 0x00u);
- ++offset;
- }
-
- offset += 3;
- size_t startOffset = offset;
-
- while (offset + 2 < size
- && memcmp("\x00\x00\x00", &data[offset], 3)
- && memcmp("\x00\x00\x01", &data[offset], 3)) {
- ++offset;
- }
-
- if (offset + 2 >= size) {
- *nalStart = &data[startOffset];
- *nalSize = size - startOffset;
-
- *_data = NULL;
- *_size = 0;
-
- return true;
- }
-
- size_t endOffset = offset;
-
- while (offset + 2 < size && memcmp("\x00\x00\x01", &data[offset], 3)) {
- CHECK_EQ((unsigned)data[offset], 0x00u);
- ++offset;
- }
-
- *nalStart = &data[startOffset];
- *nalSize = endOffset - startOffset;
-
- if (offset + 2 < size) {
- *_data = &data[offset];
- *_size = size - offset;
- } else {
- *_data = NULL;
- *_size = 0;
- }
-
- return true;
-}
-
-sp<ABuffer> MakeCleanAVCData(const uint8_t *data, size_t size) {
- // hexdump(data, size);
-
- const uint8_t *tmpData = data;
- size_t tmpSize = size;
-
- size_t totalSize = 0;
- const uint8_t *nalStart;
- size_t nalSize;
- while (getNextNALUnit(&tmpData, &tmpSize, &nalStart, &nalSize)) {
- // hexdump(nalStart, nalSize);
- totalSize += 4 + nalSize;
- }
-
- sp<ABuffer> buffer = new ABuffer(totalSize);
- size_t offset = 0;
- while (getNextNALUnit(&data, &size, &nalStart, &nalSize)) {
- memcpy(buffer->data() + offset, "\x00\x00\x00\x01", 4);
- memcpy(buffer->data() + offset + 4, nalStart, nalSize);
-
- offset += 4 + nalSize;
- }
-
- return buffer;
-}
-
-static sp<ABuffer> FindMPEG2ADTSConfig(
- const sp<ABuffer> &buffer, int32_t *sampleRate, int32_t *channelCount) {
- ABitReader br(buffer->data(), buffer->size());
-
- CHECK_EQ(br.getBits(12), 0xfffu);
- CHECK_EQ(br.getBits(1), 0u);
- CHECK_EQ(br.getBits(2), 0u);
- br.getBits(1); // protection_absent
- unsigned profile = br.getBits(2);
- LOGV("profile = %u", profile);
- CHECK_NE(profile, 3u);
- unsigned sampling_freq_index = br.getBits(4);
- br.getBits(1); // private_bit
- unsigned channel_configuration = br.getBits(3);
- CHECK_NE(channel_configuration, 0u);
-
- LOGV("sampling_freq_index = %u", sampling_freq_index);
- LOGV("channel_configuration = %u", channel_configuration);
-
- CHECK_LE(sampling_freq_index, 11u);
- static const int32_t kSamplingFreq[] = {
- 96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050,
- 16000, 12000, 11025, 8000
- };
- *sampleRate = kSamplingFreq[sampling_freq_index];
-
- *channelCount = channel_configuration;
-
- static const uint8_t kStaticESDS[] = {
- 0x03, 22,
- 0x00, 0x00, // ES_ID
- 0x00, // streamDependenceFlag, URL_Flag, OCRstreamFlag
-
- 0x04, 17,
- 0x40, // Audio ISO/IEC 14496-3
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00,
-
- 0x05, 2,
- // AudioSpecificInfo follows
-
- // oooo offf fccc c000
- // o - audioObjectType
- // f - samplingFreqIndex
- // c - channelConfig
- };
- sp<ABuffer> csd = new ABuffer(sizeof(kStaticESDS) + 2);
- memcpy(csd->data(), kStaticESDS, sizeof(kStaticESDS));
-
- csd->data()[sizeof(kStaticESDS)] =
- ((profile + 1) << 3) | (sampling_freq_index >> 1);
-
- csd->data()[sizeof(kStaticESDS) + 1] =
- ((sampling_freq_index << 7) & 0x80) | (channel_configuration << 3);
-
- // hexdump(csd->data(), csd->size());
- return csd;
-}
-
void ATSParser::Stream::onPayloadData(
unsigned PTS_DTS_flags, uint64_t PTS, uint64_t DTS,
const uint8_t *data, size_t size) {
LOGV("onPayloadData mStreamType=0x%02x", mStreamType);
- sp<ABuffer> buffer;
-
- if (mStreamType == 0x1b) {
- buffer = MakeCleanAVCData(data, size);
- } else {
- // hexdump(data, size);
-
- buffer = new ABuffer(size);
- memcpy(buffer->data(), data, size);
- }
-
- if (mSource == NULL) {
- sp<MetaData> meta = new MetaData;
-
- if (mStreamType == 0x1b) {
- meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
-
- int32_t width, height;
- sp<ABuffer> csd = MakeAVCCodecSpecificData(buffer, &width, &height);
-
- if (csd == NULL) {
- return;
- }
-
- meta->setData(kKeyAVCC, 0, csd->data(), csd->size());
- meta->setInt32(kKeyWidth, width);
- meta->setInt32(kKeyHeight, height);
- } else {
- CHECK_EQ(mStreamType, 0x0fu);
-
- meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
-
- int32_t sampleRate, channelCount;
- sp<ABuffer> csd =
- FindMPEG2ADTSConfig(buffer, &sampleRate, &channelCount);
-
- LOGV("sampleRate = %d", sampleRate);
- LOGV("channelCount = %d", channelCount);
-
- meta->setInt32(kKeySampleRate, sampleRate);
- meta->setInt32(kKeyChannelCount, channelCount);
-
- meta->setData(kKeyESDS, 0, csd->data(), csd->size());
- }
-
- LOGV("created source!");
- mSource = new AnotherPacketSource(meta);
-
- // fall through
- }
-
CHECK(PTS_DTS_flags == 2 || PTS_DTS_flags == 3);
- buffer->meta()->setInt64("time", (PTS * 100) / 9);
+ int64_t timeUs = (PTS * 100) / 9;
- if (mStreamType == 0x0f) {
- extractAACFrames(buffer);
- }
+ status_t err = mQueue.appendData(data, size, timeUs);
+ CHECK_EQ(err, (status_t)OK);
- mSource->queueAccessUnit(buffer);
-}
+ sp<ABuffer> accessUnit;
+ while ((accessUnit = mQueue.dequeueAccessUnit()) != NULL) {
+ if (mSource == NULL) {
+ sp<MetaData> meta = mQueue.getFormat();
-// Disassemble one or more ADTS frames into their constituent parts and
-// leave only the concatenated raw_data_blocks in the buffer.
-void ATSParser::Stream::extractAACFrames(const sp<ABuffer> &buffer) {
- size_t dstOffset = 0;
-
- size_t offset = 0;
- while (offset < buffer->size()) {
- CHECK_LE(offset + 7, buffer->size());
-
- ABitReader bits(buffer->data() + offset, buffer->size() - offset);
-
- // adts_fixed_header
-
- CHECK_EQ(bits.getBits(12), 0xfffu);
- bits.skipBits(3); // ID, layer
- bool protection_absent = bits.getBits(1) != 0;
-
- // profile_ObjectType, sampling_frequency_index, private_bits,
- // channel_configuration, original_copy, home
- bits.skipBits(12);
-
- // adts_variable_header
-
- // copyright_identification_bit, copyright_identification_start
- bits.skipBits(2);
-
- unsigned aac_frame_length = bits.getBits(13);
-
- bits.skipBits(11); // adts_buffer_fullness
-
- unsigned number_of_raw_data_blocks_in_frame = bits.getBits(2);
-
- if (number_of_raw_data_blocks_in_frame == 0) {
- size_t scan = offset + aac_frame_length;
-
- offset += 7;
- if (!protection_absent) {
- offset += 2;
+ if (meta != NULL) {
+ LOGV("created source!");
+ mSource = new AnotherPacketSource(meta);
+ mSource->queueAccessUnit(accessUnit);
}
-
- CHECK_LE(scan, buffer->size());
-
- LOGV("found aac raw data block at [0x%08x ; 0x%08x)", offset, scan);
-
- memmove(&buffer->data()[dstOffset], &buffer->data()[offset],
- scan - offset);
-
- dstOffset += scan - offset;
- offset = scan;
} else {
- // To be implemented.
- TRESPASS();
+ mSource->queueAccessUnit(accessUnit);
}
}
- CHECK_EQ(offset, buffer->size());
-
- buffer->setRange(buffer->offset(), dstOffset);
}
sp<MediaSource> ATSParser::Stream::getSource(SourceType type) {
diff --git a/media/libstagefright/mpeg2ts/Android.mk b/media/libstagefright/mpeg2ts/Android.mk
index 3544b4c..4dfc0f7 100644
--- a/media/libstagefright/mpeg2ts/Android.mk
+++ b/media/libstagefright/mpeg2ts/Android.mk
@@ -5,6 +5,7 @@
LOCAL_SRC_FILES:= \
AnotherPacketSource.cpp \
ATSParser.cpp \
+ ESQueue.cpp \
MPEG2TSExtractor.cpp \
LOCAL_C_INCLUDES:= \
diff --git a/media/libstagefright/mpeg2ts/ESQueue.cpp b/media/libstagefright/mpeg2ts/ESQueue.cpp
new file mode 100644
index 0000000..d87040b
--- /dev/null
+++ b/media/libstagefright/mpeg2ts/ESQueue.cpp
@@ -0,0 +1,504 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "ESQueue"
+#include <media/stagefright/foundation/ADebug.h>
+
+#include "ESQueue.h"
+
+#include <media/stagefright/foundation/hexdump.h>
+#include <media/stagefright/foundation/ABitReader.h>
+#include <media/stagefright/foundation/ABuffer.h>
+#include <media/stagefright/foundation/AMessage.h>
+#include <media/stagefright/MediaErrors.h>
+#include <media/stagefright/MediaDefs.h>
+#include <media/stagefright/MetaData.h>
+
+#include "include/avc_utils.h"
+
+namespace android {
+
+ElementaryStreamQueue::ElementaryStreamQueue(Mode mode)
+ : mMode(mode) {
+}
+
+sp<MetaData> ElementaryStreamQueue::getFormat() {
+ return mFormat;
+}
+
+static status_t getNextNALUnit(
+ const uint8_t **_data, size_t *_size,
+ const uint8_t **nalStart, size_t *nalSize,
+ bool startCodeFollows = false) {
+ const uint8_t *data = *_data;
+ size_t size = *_size;
+
+ *nalStart = NULL;
+ *nalSize = 0;
+
+ if (size == 0) {
+ return -EAGAIN;
+ }
+
+ // Skip any number of leading 0x00.
+
+ size_t offset = 0;
+ while (offset < size && data[offset] == 0x00) {
+ ++offset;
+ }
+
+ if (offset == size) {
+ return -EAGAIN;
+ }
+
+ // A valid startcode consists of at least two 0x00 bytes followed by 0x01.
+
+ if (offset < 2 || data[offset] != 0x01) {
+ return ERROR_MALFORMED;
+ }
+
+ ++offset;
+
+ size_t startOffset = offset;
+
+ for (;;) {
+ while (offset < size && data[offset] != 0x01) {
+ ++offset;
+ }
+
+ if (offset == size) {
+ if (startCodeFollows) {
+ offset = size + 2;
+ break;
+ }
+
+ return -EAGAIN;
+ }
+
+ if (data[offset - 1] == 0x00 && data[offset - 2] == 0x00) {
+ break;
+ }
+
+ ++offset;
+ }
+
+ size_t endOffset = offset - 2;
+ while (data[endOffset - 1] == 0x00) {
+ --endOffset;
+ }
+
+ *nalStart = &data[startOffset];
+ *nalSize = endOffset - startOffset;
+
+ if (offset + 2 < size) {
+ *_data = &data[offset - 2];
+ *_size = size - offset + 2;
+ } else {
+ *_data = NULL;
+ *_size = 0;
+ }
+
+ return OK;
+}
+
+status_t ElementaryStreamQueue::appendData(
+ const void *data, size_t size, int64_t timeUs) {
+ if (mBuffer == NULL || mBuffer->size() == 0) {
+ switch (mMode) {
+ case H264:
+ {
+ if (size < 4 || memcmp("\x00\x00\x00\x01", data, 4)) {
+ return ERROR_MALFORMED;
+ }
+ break;
+ }
+
+ case AAC:
+ {
+ uint8_t *ptr = (uint8_t *)data;
+
+ if (size < 2 || ptr[0] != 0xff || (ptr[1] >> 4) != 0x0f) {
+ return ERROR_MALFORMED;
+ }
+ break;
+ }
+
+ default:
+ TRESPASS();
+ break;
+ }
+ }
+
+ size_t neededSize = (mBuffer == NULL ? 0 : mBuffer->size()) + size;
+ if (mBuffer == NULL || neededSize > mBuffer->capacity()) {
+ neededSize = (neededSize + 65535) & ~65535;
+
+ LOGI("resizing buffer to size %d", neededSize);
+
+ sp<ABuffer> buffer = new ABuffer(neededSize);
+ if (mBuffer != NULL) {
+ memcpy(buffer->data(), mBuffer->data(), mBuffer->size());
+ buffer->setRange(0, mBuffer->size());
+ } else {
+ buffer->setRange(0, 0);
+ }
+
+ mBuffer = buffer;
+ }
+
+ memcpy(mBuffer->data() + mBuffer->size(), data, size);
+ mBuffer->setRange(0, mBuffer->size() + size);
+
+ mTimestamps.push_back(timeUs);
+
+ return OK;
+}
+
+sp<ABuffer> ElementaryStreamQueue::dequeueAccessUnit() {
+ if (mMode == H264) {
+ return dequeueAccessUnitH264();
+ } else {
+ CHECK_EQ((unsigned)mMode, (unsigned)AAC);
+ return dequeueAccessUnitAAC();
+ }
+}
+
+sp<ABuffer> ElementaryStreamQueue::dequeueAccessUnitAAC() {
+ Vector<size_t> frameOffsets;
+ Vector<size_t> frameSizes;
+ size_t auSize = 0;
+
+ size_t offset = 0;
+ while (offset + 7 <= mBuffer->size()) {
+ ABitReader bits(mBuffer->data() + offset, mBuffer->size() - offset);
+
+ // adts_fixed_header
+
+ CHECK_EQ(bits.getBits(12), 0xfffu);
+ bits.skipBits(3); // ID, layer
+ bool protection_absent = bits.getBits(1) != 0;
+
+ if (mFormat == NULL) {
+ unsigned profile = bits.getBits(2);
+ CHECK_NE(profile, 3u);
+ unsigned sampling_freq_index = bits.getBits(4);
+ bits.getBits(1); // private_bit
+ unsigned channel_configuration = bits.getBits(3);
+ CHECK_NE(channel_configuration, 0u);
+ bits.skipBits(2); // original_copy, home
+
+ mFormat = MakeAACCodecSpecificData(
+ profile, sampling_freq_index, channel_configuration);
+ } else {
+ // profile_ObjectType, sampling_frequency_index, private_bits,
+ // channel_configuration, original_copy, home
+ bits.skipBits(12);
+ }
+
+ // adts_variable_header
+
+ // copyright_identification_bit, copyright_identification_start
+ bits.skipBits(2);
+
+ unsigned aac_frame_length = bits.getBits(13);
+
+ bits.skipBits(11); // adts_buffer_fullness
+
+ unsigned number_of_raw_data_blocks_in_frame = bits.getBits(2);
+
+ if (number_of_raw_data_blocks_in_frame != 0) {
+ // To be implemented.
+ TRESPASS();
+ }
+
+ if (offset + aac_frame_length > mBuffer->size()) {
+ break;
+ }
+
+ size_t headerSize = protection_absent ? 7 : 9;
+
+ frameOffsets.push(offset + headerSize);
+ frameSizes.push(aac_frame_length - headerSize);
+ auSize += aac_frame_length - headerSize;
+
+ offset += aac_frame_length;
+ }
+
+ if (offset == 0) {
+ return NULL;
+ }
+
+ sp<ABuffer> accessUnit = new ABuffer(auSize);
+ size_t dstOffset = 0;
+ for (size_t i = 0; i < frameOffsets.size(); ++i) {
+ memcpy(accessUnit->data() + dstOffset,
+ mBuffer->data() + frameOffsets.itemAt(i),
+ frameSizes.itemAt(i));
+
+ dstOffset += frameSizes.itemAt(i);
+ }
+
+ memmove(mBuffer->data(), mBuffer->data() + offset,
+ mBuffer->size() - offset);
+ mBuffer->setRange(0, mBuffer->size() - offset);
+
+ CHECK_GT(mTimestamps.size(), 0u);
+ int64_t timeUs = *mTimestamps.begin();
+ mTimestamps.erase(mTimestamps.begin());
+
+ accessUnit->meta()->setInt64("time", timeUs);
+
+ return accessUnit;
+}
+
+// static
+sp<MetaData> ElementaryStreamQueue::MakeAACCodecSpecificData(
+ unsigned profile, unsigned sampling_freq_index,
+ unsigned channel_configuration) {
+ sp<MetaData> meta = new MetaData;
+ meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
+
+ CHECK_LE(sampling_freq_index, 11u);
+ static const int32_t kSamplingFreq[] = {
+ 96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050,
+ 16000, 12000, 11025, 8000
+ };
+ meta->setInt32(kKeySampleRate, kSamplingFreq[sampling_freq_index]);
+ meta->setInt32(kKeyChannelCount, channel_configuration);
+
+ static const uint8_t kStaticESDS[] = {
+ 0x03, 22,
+ 0x00, 0x00, // ES_ID
+ 0x00, // streamDependenceFlag, URL_Flag, OCRstreamFlag
+
+ 0x04, 17,
+ 0x40, // Audio ISO/IEC 14496-3
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x05, 2,
+ // AudioSpecificInfo follows
+
+ // oooo offf fccc c000
+ // o - audioObjectType
+ // f - samplingFreqIndex
+ // c - channelConfig
+ };
+ sp<ABuffer> csd = new ABuffer(sizeof(kStaticESDS) + 2);
+ memcpy(csd->data(), kStaticESDS, sizeof(kStaticESDS));
+
+ csd->data()[sizeof(kStaticESDS)] =
+ ((profile + 1) << 3) | (sampling_freq_index >> 1);
+
+ csd->data()[sizeof(kStaticESDS) + 1] =
+ ((sampling_freq_index << 7) & 0x80) | (channel_configuration << 3);
+
+ meta->setData(kKeyESDS, 0, csd->data(), csd->size());
+
+ return meta;
+}
+
+struct NALPosition {
+ size_t nalOffset;
+ size_t nalSize;
+};
+
+sp<ABuffer> ElementaryStreamQueue::dequeueAccessUnitH264() {
+ const uint8_t *data = mBuffer->data();
+ size_t size = mBuffer->size();
+
+ Vector<NALPosition> nals;
+
+ size_t totalSize = 0;
+
+ status_t err;
+ const uint8_t *nalStart;
+ size_t nalSize;
+ bool foundSlice = false;
+ while ((err = getNextNALUnit(&data, &size, &nalStart, &nalSize)) == OK) {
+ CHECK_GT(nalSize, 0u);
+
+ unsigned nalType = nalStart[0] & 0x1f;
+ bool flush = false;
+
+ if (nalType == 1 || nalType == 5) {
+ if (foundSlice) {
+ ABitReader br(nalStart + 1, nalSize);
+ unsigned first_mb_in_slice = parseUE(&br);
+
+ if (first_mb_in_slice == 0) {
+ // This slice starts a new frame.
+
+ flush = true;
+ }
+ }
+
+ foundSlice = true;
+ } else if ((nalType == 9 || nalType == 7) && foundSlice) {
+ // Access unit delimiter and SPS will be associated with the
+ // next frame.
+
+ flush = true;
+ }
+
+ if (flush) {
+ // The access unit will contain all nal units up to, but excluding
+ // the current one, separated by 0x00 0x00 0x00 0x01 startcodes.
+
+ size_t auSize = 4 * nals.size() + totalSize;
+ sp<ABuffer> accessUnit = new ABuffer(auSize);
+
+#if !LOG_NDEBUG
+ AString out;
+#endif
+
+ size_t dstOffset = 0;
+ for (size_t i = 0; i < nals.size(); ++i) {
+ const NALPosition &pos = nals.itemAt(i);
+
+ unsigned nalType = mBuffer->data()[pos.nalOffset] & 0x1f;
+
+#if !LOG_NDEBUG
+ char tmp[128];
+ sprintf(tmp, "0x%02x", nalType);
+ if (i > 0) {
+ out.append(", ");
+ }
+ out.append(tmp);
+#endif
+
+ memcpy(accessUnit->data() + dstOffset, "\x00\x00\x00\x01", 4);
+
+ memcpy(accessUnit->data() + dstOffset + 4,
+ mBuffer->data() + pos.nalOffset,
+ pos.nalSize);
+
+ dstOffset += pos.nalSize + 4;
+ }
+
+ LOGV("accessUnit contains nal types %s", out.c_str());
+
+ const NALPosition &pos = nals.itemAt(nals.size() - 1);
+ size_t nextScan = pos.nalOffset + pos.nalSize;
+
+ memmove(mBuffer->data(),
+ mBuffer->data() + nextScan,
+ mBuffer->size() - nextScan);
+
+ mBuffer->setRange(0, mBuffer->size() - nextScan);
+
+ CHECK_GT(mTimestamps.size(), 0u);
+ int64_t timeUs = *mTimestamps.begin();
+ mTimestamps.erase(mTimestamps.begin());
+
+ accessUnit->meta()->setInt64("time", timeUs);
+
+ if (mFormat == NULL) {
+ mFormat = MakeAVCCodecSpecificData(accessUnit);
+ }
+
+ return accessUnit;
+ }
+
+ NALPosition pos;
+ pos.nalOffset = nalStart - mBuffer->data();
+ pos.nalSize = nalSize;
+
+ nals.push(pos);
+
+ totalSize += nalSize;
+ }
+ CHECK_EQ(err, (status_t)-EAGAIN);
+
+ return NULL;
+}
+
+static sp<ABuffer> FindNAL(
+ const uint8_t *data, size_t size, unsigned nalType,
+ size_t *stopOffset) {
+ const uint8_t *nalStart;
+ size_t nalSize;
+ while (getNextNALUnit(&data, &size, &nalStart, &nalSize, true) == OK) {
+ if ((nalStart[0] & 0x1f) == nalType) {
+ sp<ABuffer> buffer = new ABuffer(nalSize);
+ memcpy(buffer->data(), nalStart, nalSize);
+ return buffer;
+ }
+ }
+
+ return NULL;
+}
+
+sp<MetaData> ElementaryStreamQueue::MakeAVCCodecSpecificData(
+ const sp<ABuffer> &accessUnit) {
+ const uint8_t *data = accessUnit->data();
+ size_t size = accessUnit->size();
+
+ sp<ABuffer> seqParamSet = FindNAL(data, size, 7, NULL);
+ if (seqParamSet == NULL) {
+ return NULL;
+ }
+
+ int32_t width, height;
+ FindAVCDimensions(seqParamSet, &width, &height);
+
+ size_t stopOffset;
+ sp<ABuffer> picParamSet = FindNAL(data, size, 8, &stopOffset);
+ CHECK(picParamSet != NULL);
+
+ size_t csdSize =
+ 1 + 3 + 1 + 1
+ + 2 * 1 + seqParamSet->size()
+ + 1 + 2 * 1 + picParamSet->size();
+
+ sp<ABuffer> csd = new ABuffer(csdSize);
+ uint8_t *out = csd->data();
+
+ *out++ = 0x01; // configurationVersion
+ memcpy(out, seqParamSet->data() + 1, 3); // profile/level...
+ out += 3;
+ *out++ = (0x3f << 2) | 1; // lengthSize == 2 bytes
+ *out++ = 0xe0 | 1;
+
+ *out++ = seqParamSet->size() >> 8;
+ *out++ = seqParamSet->size() & 0xff;
+ memcpy(out, seqParamSet->data(), seqParamSet->size());
+ out += seqParamSet->size();
+
+ *out++ = 1;
+
+ *out++ = picParamSet->size() >> 8;
+ *out++ = picParamSet->size() & 0xff;
+ memcpy(out, picParamSet->data(), picParamSet->size());
+
+#if 0
+ LOGI("AVC seq param set");
+ hexdump(seqParamSet->data(), seqParamSet->size());
+#endif
+
+ sp<MetaData> meta = new MetaData;
+ meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
+
+ meta->setData(kKeyAVCC, 0, csd->data(), csd->size());
+ meta->setInt32(kKeyWidth, width);
+ meta->setInt32(kKeyHeight, height);
+
+ return meta;
+}
+
+} // namespace android
diff --git a/media/libstagefright/mpeg2ts/ESQueue.h b/media/libstagefright/mpeg2ts/ESQueue.h
new file mode 100644
index 0000000..d2e87f2
--- /dev/null
+++ b/media/libstagefright/mpeg2ts/ESQueue.h
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ES_QUEUE_H_
+
+#define ES_QUEUE_H_
+
+#include <media/stagefright/foundation/ABase.h>
+#include <utils/List.h>
+#include <utils/RefBase.h>
+
+namespace android {
+
+struct ABuffer;
+struct MetaData;
+
+struct ElementaryStreamQueue {
+ enum Mode {
+ H264,
+ AAC
+ };
+ ElementaryStreamQueue(Mode mode);
+
+ status_t appendData(const void *data, size_t size, int64_t timeUs);
+
+ sp<ABuffer> dequeueAccessUnit();
+
+ sp<MetaData> getFormat();
+
+private:
+ Mode mMode;
+
+ sp<ABuffer> mBuffer;
+ List<int64_t> mTimestamps;
+
+ sp<MetaData> mFormat;
+
+ sp<ABuffer> dequeueAccessUnitH264();
+ sp<ABuffer> dequeueAccessUnitAAC();
+
+ static sp<MetaData> MakeAACCodecSpecificData(
+ unsigned profile, unsigned sampling_freq_index,
+ unsigned channel_configuration);
+
+ static sp<MetaData> MakeAVCCodecSpecificData(
+ const sp<ABuffer> &accessUnit);
+
+ DISALLOW_EVIL_CONSTRUCTORS(ElementaryStreamQueue);
+};
+
+} // namespace android
+
+#endif // ES_QUEUE_H_
diff --git a/media/libstagefright/mpeg2ts/MPEG2TSExtractor.cpp b/media/libstagefright/mpeg2ts/MPEG2TSExtractor.cpp
index 2417305..c5257bb 100644
--- a/media/libstagefright/mpeg2ts/MPEG2TSExtractor.cpp
+++ b/media/libstagefright/mpeg2ts/MPEG2TSExtractor.cpp
@@ -157,7 +157,7 @@
}
}
- if (++numPacketsParsed > 1500) {
+ if (++numPacketsParsed > 2500) {
break;
}
}