media: add list of codecs in dumpsys media.player (6f675779) · Commits · e / os / android_frameworks_av

media/libmediaplayerservice/MediaPlayerService.cpp

+177 −5

Original line number	Diff line number	Diff line
		@@ -58,6 +58,7 @@
		#include <media/AudioTrack.h>
		#include <media/MemoryLeakTrackUtil.h>
		#include <media/stagefright/InterfaceUtils.h>
		#include <media/stagefright/MediaCodecConstants.h>
		#include <media/stagefright/MediaCodecList.h>
		#include <media/stagefright/MediaErrors.h>
		#include <media/stagefright/Utils.h>
		@@ -264,6 +265,172 @@ static bool checkPermission(const char* permissionString) {
		return ok;
		}

		static void dumpCodecDetails(int fd, const sp<IMediaCodecList> &codecList, bool queryDecoders) {
		const size_t SIZE = 256;
		char buffer[SIZE];
		String8 result;

		const char *codecType = queryDecoders? "Decoder" : "Encoder";
		snprintf(buffer, SIZE - 1, "\n%s infos by media types:\n"
		"=============================\n", codecType);
		result.append(buffer);

		size_t numCodecs = codecList->countCodecs();

		// gather all media types supported by codec class, and link to codecs that support them
		KeyedVector<AString, Vector<sp<MediaCodecInfo>>> allMediaTypes;
		for (size_t codec_ix = 0; codec_ix < numCodecs; ++codec_ix) {
		sp<MediaCodecInfo> info = codecList->getCodecInfo(codec_ix);
		if (info->isEncoder() == !queryDecoders) {
		Vector<AString> supportedMediaTypes;
		info->getSupportedMediaTypes(&supportedMediaTypes);
		if (!supportedMediaTypes.size()) {
		snprintf(buffer, SIZE - 1, "warning: %s does not support any media types\n",
		info->getCodecName());
		result.append(buffer);
		} else {
		for (const AString &mediaType : supportedMediaTypes) {
		if (allMediaTypes.indexOfKey(mediaType) < 0) {
		allMediaTypes.add(mediaType, Vector<sp<MediaCodecInfo>>());
		}
		allMediaTypes.editValueFor(mediaType).add(info);
		}
		}
		}
		}

		KeyedVector<AString, bool> visitedCodecs;
		for (size_t type_ix = 0; type_ix < allMediaTypes.size(); ++type_ix) {
		const AString &mediaType = allMediaTypes.keyAt(type_ix);
		snprintf(buffer, SIZE - 1, "\nMedia type '%s':\n", mediaType.c_str());
		result.append(buffer);

		for (const sp<MediaCodecInfo> &info : allMediaTypes.valueAt(type_ix)) {
		sp<MediaCodecInfo::Capabilities> caps = info->getCapabilitiesFor(mediaType.c_str());
		if (caps == NULL) {
		snprintf(buffer, SIZE - 1, "warning: %s does not have capabilities for type %s\n",
		info->getCodecName(), mediaType.c_str());
		result.append(buffer);
		continue;
		}
		snprintf(buffer, SIZE - 1, " %s \"%s\" supports\n",
		codecType, info->getCodecName());
		result.append(buffer);

		auto printList = [&](const char *type, const Vector<AString> &values){
		snprintf(buffer, SIZE - 1, " %s: [", type);
		result.append(buffer);
		for (size_t j = 0; j < values.size(); ++j) {
		snprintf(buffer, SIZE - 1, "\n %s%s", values[j].c_str(),
		j == values.size() - 1 ? " " : ",");
		result.append(buffer);
		}
		result.append("]\n");
		};

		if (visitedCodecs.indexOfKey(info->getCodecName()) < 0) {
		visitedCodecs.add(info->getCodecName(), true);
		{
		Vector<AString> aliases;
		info->getAliases(&aliases);
		// quote alias
		for (AString &alias : aliases) {
		alias.insert("\"", 1, 0);
		alias.append('"');
		}
		printList("aliases", aliases);
		}
		{
		uint32_t attrs = info->getAttributes();
		Vector<AString> list;
		list.add(AStringPrintf("encoder: %d",
		!!(attrs & MediaCodecInfo::kFlagIsEncoder)));
		list.add(AStringPrintf("vendor: %d",
		!!(attrs & MediaCodecInfo::kFlagIsVendor)));
		list.add(AStringPrintf("software-only: %d",
		!!(attrs & MediaCodecInfo::kFlagIsSoftwareOnly)));
		list.add(AStringPrintf("hw-accelerated: %d",
		!!(attrs & MediaCodecInfo::kFlagIsHardwareAccelerated)));
		printList(AStringPrintf("attributes: %#x", attrs).c_str(), list);
		}

		snprintf(buffer, SIZE - 1, " owner: \"%s\"\n", info->getOwnerName());
		result.append(buffer);
		snprintf(buffer, SIZE - 1, " rank: %u\n", info->getRank());
		result.append(buffer);
		} else {
		result.append(" aliases, attributes, owner, rank: see above\n");
		}

		{
		Vector<AString> list;
		Vector<MediaCodecInfo::ProfileLevel> profileLevels;
		caps->getSupportedProfileLevels(&profileLevels);
		for (const MediaCodecInfo::ProfileLevel &pl : profileLevels) {
		const char *niceProfile =
		mediaType.equalsIgnoreCase(MIMETYPE_AUDIO_AAC)
		? asString_AACObject(pl.mProfile) :
		mediaType.equalsIgnoreCase(MIMETYPE_VIDEO_MPEG2)
		? asString_MPEG2Profile(pl.mProfile) :
		mediaType.equalsIgnoreCase(MIMETYPE_VIDEO_H263)
		? asString_H263Profile(pl.mProfile) :
		mediaType.equalsIgnoreCase(MIMETYPE_VIDEO_MPEG4)
		? asString_MPEG4Profile(pl.mProfile) :
		mediaType.equalsIgnoreCase(MIMETYPE_VIDEO_AVC)
		? asString_AVCProfile(pl.mProfile) :
		mediaType.equalsIgnoreCase(MIMETYPE_VIDEO_VP8)
		? asString_VP8Profile(pl.mProfile) :
		mediaType.equalsIgnoreCase(MIMETYPE_VIDEO_HEVC)
		? asString_HEVCProfile(pl.mProfile) :
		mediaType.equalsIgnoreCase(MIMETYPE_VIDEO_VP9)
		? asString_VP9Profile(pl.mProfile) :
		mediaType.equalsIgnoreCase(MIMETYPE_VIDEO_AV1)
		? asString_AV1Profile(pl.mProfile) : "??";
		const char *niceLevel =
		mediaType.equalsIgnoreCase(MIMETYPE_VIDEO_MPEG2)
		? asString_MPEG2Level(pl.mLevel) :
		mediaType.equalsIgnoreCase(MIMETYPE_VIDEO_H263)
		? asString_H263Level(pl.mLevel) :
		mediaType.equalsIgnoreCase(MIMETYPE_VIDEO_MPEG4)
		? asString_MPEG4Level(pl.mLevel) :
		mediaType.equalsIgnoreCase(MIMETYPE_VIDEO_AVC)
		? asString_AVCLevel(pl.mLevel) :
		mediaType.equalsIgnoreCase(MIMETYPE_VIDEO_VP8)
		? asString_VP8Level(pl.mLevel) :
		mediaType.equalsIgnoreCase(MIMETYPE_VIDEO_HEVC)
		? asString_HEVCTierLevel(pl.mLevel) :
		mediaType.equalsIgnoreCase(MIMETYPE_VIDEO_VP9)
		? asString_VP9Level(pl.mLevel) :
		mediaType.equalsIgnoreCase(MIMETYPE_VIDEO_AV1)
		? asString_AV1Level(pl.mLevel) : "??";

		list.add(AStringPrintf("% 5u/% 5u (%s/%s)",
		pl.mProfile, pl.mLevel, niceProfile, niceLevel));
		}
		printList("profile/levels", list);
		}

		{
		Vector<AString> list;
		Vector<uint32_t> colors;
		caps->getSupportedColorFormats(&colors);
		for (uint32_t color : colors) {
		list.add(AStringPrintf("%#x (%s)", color,
		asString_ColorFormat((int32_t)color)));
		}
		printList("colors", list);
		}

		snprintf(buffer, SIZE - 1, " details: %s\n",
		caps->getDetails()->debugString(6).c_str());
		result.append(buffer);
		}
		}
		result.append("\n");
		::write(fd, result.string(), result.size());
		}


		// TODO: Find real cause of Audio/Video delay in PV framework and remove this workaround
		/* static */ int MediaPlayerService::AudioOutput::mMinBufferCount = 4;
		/* static */ bool MediaPlayerService::AudioOutput::mIsOnEmulator = false;
		@@ -423,7 +590,7 @@ status_t MediaPlayerService::dump(int fd, const Vector<String16>& args)
		SortedVector< sp<MediaRecorderClient> > mediaRecorderClients;

		if (checkCallingPermission(String16("android.permission.DUMP")) == false) {
		snprintf(buffer, SIZE, "Permission Denial: "
		snprintf(buffer, SIZE - 1, "Permission Denial: "
		"can't dump MediaPlayerService from pid=%d, uid=%d\n",
		IPCThreadState::self()->getCallingPid(),
		IPCThreadState::self()->getCallingUid());
		@@ -452,11 +619,11 @@ status_t MediaPlayerService::dump(int fd, const Vector<String16>& args)
		}

		result.append(" Files opened and/or mapped:\n");
		snprintf(buffer, SIZE, "/proc/%d/maps", getpid());
		snprintf(buffer, SIZE - 1, "/proc/%d/maps", getpid());
		FILE *f = fopen(buffer, "r");
		if (f) {
		while (!feof(f)) {
		fgets(buffer, SIZE, f);
		fgets(buffer, SIZE - 1, f);
		if (strstr(buffer, " /storage/") \|\|
		strstr(buffer, " /system/sounds/") \|\|
		strstr(buffer, " /data/") \|\|
		@@ -472,13 +639,13 @@ status_t MediaPlayerService::dump(int fd, const Vector<String16>& args)
		result.append("\n");
		}

		snprintf(buffer, SIZE, "/proc/%d/fd", getpid());
		snprintf(buffer, SIZE - 1, "/proc/%d/fd", getpid());
		DIR *d = opendir(buffer);
		if (d) {
		struct dirent *ent;
		while((ent = readdir(d)) != NULL) {
		if (strcmp(ent->d_name,".") && strcmp(ent->d_name,"..")) {
		snprintf(buffer, SIZE, "/proc/%d/fd/%s", getpid(), ent->d_name);
		snprintf(buffer, SIZE - 1, "/proc/%d/fd/%s", getpid(), ent->d_name);
		struct stat s;
		if (lstat(buffer, &s) == 0) {
		if ((s.st_mode & S_IFMT) == S_IFLNK) {
		@@ -543,6 +710,11 @@ status_t MediaPlayerService::dump(int fd, const Vector<String16>& args)
		}
		}
		write(fd, result.string(), result.size());

		sp<IMediaCodecList> codecList = getCodecList();
		dumpCodecDetails(fd, codecList, true /* decoders */);
		dumpCodecDetails(fd, codecList, false /* !decoders */);

		return NO_ERROR;
		}