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-rw-r--r--media/libmediaplayerservice/nuplayer/NuPlayer.cpp9
-rw-r--r--media/libmediaplayerservice/nuplayer/NuPlayerDecoder.cpp61
-rw-r--r--media/libmediaplayerservice/nuplayer/NuPlayerDecoder.h5
-rw-r--r--media/libstagefright/httplive/LiveSession.cpp3
-rw-r--r--media/libstagefright/httplive/M3UParser.cpp160
-rw-r--r--media/libstagefright/httplive/M3UParser.h4
6 files changed, 232 insertions, 10 deletions
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayer.cpp b/media/libmediaplayerservice/nuplayer/NuPlayer.cpp
index d47ac98..a750ad0 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayer.cpp
+++ b/media/libmediaplayerservice/nuplayer/NuPlayer.cpp
@@ -1006,7 +1006,14 @@ status_t NuPlayer::feedDecoderInputData(bool audio, const sp<AMessage> &msg) {
&NuPlayer::performScanSources));
}
- flushDecoder(audio, formatChange);
+ sp<AMessage> newFormat = mSource->getFormat(audio);
+ sp<Decoder> &decoder = audio ? mAudioDecoder : mVideoDecoder;
+ if (formatChange && !decoder->supportsSeamlessFormatChange(newFormat)) {
+ flushDecoder(audio, /* needShutdown = */ true);
+ } else {
+ flushDecoder(audio, /* needShutdown = */ false);
+ err = OK;
+ }
} else {
// This stream is unaffected by the discontinuity
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayerDecoder.cpp b/media/libmediaplayerservice/nuplayer/NuPlayerDecoder.cpp
index 22f699e..2423fd5 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayerDecoder.cpp
+++ b/media/libmediaplayerservice/nuplayer/NuPlayerDecoder.cpp
@@ -67,6 +67,7 @@ void NuPlayer::Decoder::configure(const sp<AMessage> &format) {
// queue.
bool needDedicatedLooper = !strncasecmp(mime.c_str(), "video/", 6);
+ mFormat = format;
mCodec = new ACodec;
if (needDedicatedLooper && mCodecLooper == NULL) {
@@ -147,5 +148,65 @@ void NuPlayer::Decoder::initiateShutdown() {
}
}
+bool NuPlayer::Decoder::supportsSeamlessAudioFormatChange(const sp<AMessage> &targetFormat) const {
+ if (targetFormat == NULL) {
+ return true;
+ }
+
+ AString mime;
+ if (!targetFormat->findString("mime", &mime)) {
+ return false;
+ }
+
+ if (!strcasecmp(mime.c_str(), MEDIA_MIMETYPE_AUDIO_AAC)) {
+ // field-by-field comparison
+ const char * keys[] = { "channel-count", "sample-rate", "is-adts" };
+ for (unsigned int i = 0; i < sizeof(keys) / sizeof(keys[0]); i++) {
+ int32_t oldVal, newVal;
+ if (!mFormat->findInt32(keys[i], &oldVal) || !targetFormat->findInt32(keys[i], &newVal)
+ || oldVal != newVal) {
+ return false;
+ }
+ }
+
+ sp<ABuffer> oldBuf, newBuf;
+ if (mFormat->findBuffer("csd-0", &oldBuf) && targetFormat->findBuffer("csd-0", &newBuf)) {
+ if (oldBuf->size() != newBuf->size()) {
+ return false;
+ }
+ return !memcmp(oldBuf->data(), newBuf->data(), oldBuf->size());
+ }
+ }
+ return false;
+}
+
+bool NuPlayer::Decoder::supportsSeamlessFormatChange(const sp<AMessage> &targetFormat) const {
+ if (mFormat == NULL) {
+ return false;
+ }
+
+ if (targetFormat == NULL) {
+ return true;
+ }
+
+ AString oldMime, newMime;
+ if (!mFormat->findString("mime", &oldMime)
+ || !targetFormat->findString("mime", &newMime)
+ || !(oldMime == newMime)) {
+ return false;
+ }
+
+ bool audio = !strncasecmp(oldMime.c_str(), "audio/", strlen("audio/"));
+ bool seamless;
+ if (audio) {
+ seamless = supportsSeamlessAudioFormatChange(targetFormat);
+ } else {
+ seamless = mCodec != NULL && mCodec->isConfiguredForAdaptivePlayback();
+ }
+
+ ALOGV("%s seamless support for %s", seamless ? "yes" : "no", oldMime.c_str());
+ return seamless;
+}
+
} // namespace android
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayerDecoder.h b/media/libmediaplayerservice/nuplayer/NuPlayerDecoder.h
index a876148..78ea74a 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayerDecoder.h
+++ b/media/libmediaplayerservice/nuplayer/NuPlayerDecoder.h
@@ -36,6 +36,8 @@ struct NuPlayer::Decoder : public AHandler {
void signalResume();
void initiateShutdown();
+ bool supportsSeamlessFormatChange(const sp<AMessage> &to) const;
+
protected:
virtual ~Decoder();
@@ -49,6 +51,7 @@ private:
sp<AMessage> mNotify;
sp<NativeWindowWrapper> mNativeWindow;
+ sp<AMessage> mFormat;
sp<ACodec> mCodec;
sp<ALooper> mCodecLooper;
@@ -59,6 +62,8 @@ private:
void onFillThisBuffer(const sp<AMessage> &msg);
+ bool supportsSeamlessAudioFormatChange(const sp<AMessage> &targetFormat) const;
+
DISALLOW_EVIL_CONSTRUCTORS(Decoder);
};
diff --git a/media/libstagefright/httplive/LiveSession.cpp b/media/libstagefright/httplive/LiveSession.cpp
index bc26de1..95779c4 100644
--- a/media/libstagefright/httplive/LiveSession.cpp
+++ b/media/libstagefright/httplive/LiveSession.cpp
@@ -1007,8 +1007,7 @@ void LiveSession::onChangeConfiguration3(const sp<AMessage> &msg) {
uint32_t resumeMask = 0;
sp<AnotherPacketSource> sources[kMaxStreams];
- // TRICKY: looping from i as earlier streams are already removed from streamMask
- for (size_t j = i; j < kMaxStreams; ++j) {
+ for (size_t j = 0; j < kMaxStreams; ++j) {
if ((streamMask & indexToType(j)) && uri == mStreams[j].mUri) {
sources[j] = mPacketSources.valueFor(indexToType(j));
resumeMask |= indexToType(j);
diff --git a/media/libstagefright/httplive/M3UParser.cpp b/media/libstagefright/httplive/M3UParser.cpp
index 4dc5db0..587a6d5 100644
--- a/media/libstagefright/httplive/M3UParser.cpp
+++ b/media/libstagefright/httplive/M3UParser.cpp
@@ -24,6 +24,7 @@
#include <media/stagefright/foundation/ADebug.h>
#include <media/stagefright/foundation/AMessage.h>
#include <media/stagefright/MediaErrors.h>
+#include <media/stagefright/Utils.h>
#include <media/mediaplayer.h>
namespace android {
@@ -352,9 +353,27 @@ bool M3UParser::getTypeURI(size_t index, const char *key, AString *uri) const {
if (!meta->findString(key, &groupID)) {
*uri = mItems.itemAt(index).mURI;
- // Assume media without any more specific attribute contains
- // audio and video, but no subtitles.
- return !strcmp("audio", key) || !strcmp("video", key);
+ AString codecs;
+ if (!meta->findString("codecs", &codecs)) {
+ // Assume media without any more specific attribute contains
+ // audio and video, but no subtitles.
+ return !strcmp("audio", key) || !strcmp("video", key);
+ } else {
+ // Split the comma separated list of codecs.
+ size_t offset = 0;
+ ssize_t commaPos = -1;
+ codecs.append(',');
+ while ((commaPos = codecs.find(",", offset)) >= 0) {
+ AString codec(codecs, offset, commaPos - offset);
+ // return true only if a codec of type `key` ("audio"/"video")
+ // is found.
+ if (codecIsType(codec, key)) {
+ return true;
+ }
+ offset = commaPos + 1;
+ }
+ return false;
+ }
}
sp<MediaGroup> group = mMediaGroups.valueFor(groupID);
@@ -682,12 +701,22 @@ status_t M3UParser::parseStreamInf(
*meta = new AMessage;
}
(*meta)->setInt32("bandwidth", x);
+ } else if (!strcasecmp("codecs", key.c_str())) {
+ if (!isQuotedString(val)) {
+ ALOGE("Expected quoted string for %s attribute, "
+ "got '%s' instead.",
+ key.c_str(), val.c_str());;
+
+ return ERROR_MALFORMED;
+ }
+
+ key.tolower();
+ const AString &codecs = unquoteString(val);
+ (*meta)->setString(key.c_str(), codecs.c_str());
} else if (!strcasecmp("audio", key.c_str())
|| !strcasecmp("video", key.c_str())
|| !strcasecmp("subtitles", key.c_str())) {
- if (val.size() < 2
- || val.c_str()[0] != '"'
- || val.c_str()[val.size() - 1] != '"') {
+ if (!isQuotedString(val)) {
ALOGE("Expected quoted string for %s attribute, "
"got '%s' instead.",
key.c_str(), val.c_str());
@@ -695,7 +724,7 @@ status_t M3UParser::parseStreamInf(
return ERROR_MALFORMED;
}
- AString groupID(val, 1, val.size() - 2);
+ const AString &groupID = unquoteString(val);
ssize_t groupIndex = mMediaGroups.indexOfKey(groupID);
if (groupIndex < 0) {
@@ -1084,4 +1113,121 @@ status_t M3UParser::ParseDouble(const char *s, double *x) {
return OK;
}
+// static
+bool M3UParser::isQuotedString(const AString &str) {
+ if (str.size() < 2
+ || str.c_str()[0] != '"'
+ || str.c_str()[str.size() - 1] != '"') {
+ return false;
+ }
+ return true;
+}
+
+// static
+AString M3UParser::unquoteString(const AString &str) {
+ if (!isQuotedString(str)) {
+ return str;
+ }
+ return AString(str, 1, str.size() - 2);
+}
+
+// static
+bool M3UParser::codecIsType(const AString &codec, const char *type) {
+ if (codec.size() < 4) {
+ return false;
+ }
+ const char *c = codec.c_str();
+ switch (FOURCC(c[0], c[1], c[2], c[3])) {
+ // List extracted from http://www.mp4ra.org/codecs.html
+ case 'ac-3':
+ case 'alac':
+ case 'dra1':
+ case 'dtsc':
+ case 'dtse':
+ case 'dtsh':
+ case 'dtsl':
+ case 'ec-3':
+ case 'enca':
+ case 'g719':
+ case 'g726':
+ case 'm4ae':
+ case 'mlpa':
+ case 'mp4a':
+ case 'raw ':
+ case 'samr':
+ case 'sawb':
+ case 'sawp':
+ case 'sevc':
+ case 'sqcp':
+ case 'ssmv':
+ case 'twos':
+ case 'agsm':
+ case 'alaw':
+ case 'dvi ':
+ case 'fl32':
+ case 'fl64':
+ case 'ima4':
+ case 'in24':
+ case 'in32':
+ case 'lpcm':
+ case 'Qclp':
+ case 'QDM2':
+ case 'QDMC':
+ case 'ulaw':
+ case 'vdva':
+ return !strcmp("audio", type);
+
+ case 'avc1':
+ case 'avc2':
+ case 'avcp':
+ case 'drac':
+ case 'encv':
+ case 'mjp2':
+ case 'mp4v':
+ case 'mvc1':
+ case 'mvc2':
+ case 'resv':
+ case 's263':
+ case 'svc1':
+ case 'vc-1':
+ case 'CFHD':
+ case 'civd':
+ case 'DV10':
+ case 'dvh5':
+ case 'dvh6':
+ case 'dvhp':
+ case 'DVOO':
+ case 'DVOR':
+ case 'DVTV':
+ case 'DVVT':
+ case 'flic':
+ case 'gif ':
+ case 'h261':
+ case 'h263':
+ case 'HD10':
+ case 'jpeg':
+ case 'M105':
+ case 'mjpa':
+ case 'mjpb':
+ case 'png ':
+ case 'PNTG':
+ case 'rle ':
+ case 'rpza':
+ case 'Shr0':
+ case 'Shr1':
+ case 'Shr2':
+ case 'Shr3':
+ case 'Shr4':
+ case 'SVQ1':
+ case 'SVQ3':
+ case 'tga ':
+ case 'tiff':
+ case 'WRLE':
+ return !strcmp("video", type);
+
+ default:
+ return false;
+ }
+}
+
} // namespace android
diff --git a/media/libstagefright/httplive/M3UParser.h b/media/libstagefright/httplive/M3UParser.h
index 2051e41..ccd6556 100644
--- a/media/libstagefright/httplive/M3UParser.h
+++ b/media/libstagefright/httplive/M3UParser.h
@@ -96,6 +96,10 @@ private:
static status_t ParseInt32(const char *s, int32_t *x);
static status_t ParseDouble(const char *s, double *x);
+ static bool isQuotedString(const AString &str);
+ static AString unquoteString(const AString &str);
+ static bool codecIsType(const AString &codec, const char *type);
+
DISALLOW_EVIL_CONSTRUCTORS(M3UParser);
};
generated by cgit v1.1 at 2024-06-01 06:03:10 +0000