| /* |
| * Copyright (C) 2018 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 "Codec2InfoBuilder" |
| #include <log/log.h> |
| |
| #include <strings.h> |
| |
| #include <C2Component.h> |
| #include <C2Config.h> |
| #include <C2Debug.h> |
| #include <C2PlatformSupport.h> |
| #include <Codec2Mapper.h> |
| |
| #include <OMX_Audio.h> |
| #include <OMX_AudioExt.h> |
| #include <OMX_IndexExt.h> |
| #include <OMX_Types.h> |
| #include <OMX_Video.h> |
| #include <OMX_VideoExt.h> |
| #include <OMX_AsString.h> |
| |
| #include <android/hardware/media/omx/1.0/IOmx.h> |
| #include <android/hardware/media/omx/1.0/IOmxObserver.h> |
| #include <android/hardware/media/omx/1.0/IOmxNode.h> |
| #include <android/hardware/media/omx/1.0/types.h> |
| |
| #include <android-base/properties.h> |
| #include <codec2/hidl/client.h> |
| #include <cutils/native_handle.h> |
| #include <media/omx/1.0/WOmxNode.h> |
| #include <media/stagefright/foundation/ALookup.h> |
| #include <media/stagefright/foundation/MediaDefs.h> |
| #include <media/stagefright/omx/OMXUtils.h> |
| #include <media/stagefright/xmlparser/MediaCodecsXmlParser.h> |
| #include <media/stagefright/Codec2InfoBuilder.h> |
| #include <media/stagefright/MediaCodecConstants.h> |
| |
| namespace android { |
| |
| using Traits = C2Component::Traits; |
| |
| namespace /* unnamed */ { |
| |
| bool hasPrefix(const std::string& s, const char* prefix) { |
| size_t prefixLen = strlen(prefix); |
| return s.compare(0, prefixLen, prefix) == 0; |
| } |
| |
| bool hasSuffix(const std::string& s, const char* suffix) { |
| size_t suffixLen = strlen(suffix); |
| return suffixLen > s.size() ? false : |
| s.compare(s.size() - suffixLen, suffixLen, suffix) == 0; |
| } |
| |
| void addSupportedProfileLevels( |
| std::shared_ptr<Codec2Client::Interface> intf, |
| MediaCodecInfo::CapabilitiesWriter *caps, |
| const Traits& trait, const std::string &mediaType) { |
| std::shared_ptr<C2Mapper::ProfileLevelMapper> mapper = |
| C2Mapper::GetProfileLevelMapper(trait.mediaType); |
| // if we don't know the media type, pass through all values unmapped |
| |
| // TODO: we cannot find levels that are local 'maxima' without knowing the coding |
| // e.g. H.263 level 45 and level 30 could be two values for highest level as |
| // they don't include one another. For now we use the last supported value. |
| bool encoder = trait.kind == C2Component::KIND_ENCODER; |
| C2StreamProfileLevelInfo pl(encoder /* output */, 0u); |
| std::vector<C2FieldSupportedValuesQuery> profileQuery = { |
| C2FieldSupportedValuesQuery::Possible(C2ParamField(&pl, &pl.profile)) |
| }; |
| |
| c2_status_t err = intf->querySupportedValues(profileQuery, C2_DONT_BLOCK); |
| ALOGV("query supported profiles -> %s | %s", asString(err), asString(profileQuery[0].status)); |
| if (err != C2_OK || profileQuery[0].status != C2_OK) { |
| return; |
| } |
| |
| // we only handle enumerated values |
| if (profileQuery[0].values.type != C2FieldSupportedValues::VALUES) { |
| return; |
| } |
| |
| // determine if codec supports HDR |
| bool supportsHdr = false; |
| bool supportsHdr10Plus = false; |
| |
| std::vector<std::shared_ptr<C2ParamDescriptor>> paramDescs; |
| c2_status_t err1 = intf->querySupportedParams(¶mDescs); |
| if (err1 == C2_OK) { |
| for (const std::shared_ptr<C2ParamDescriptor> &desc : paramDescs) { |
| switch ((uint32_t)desc->index()) { |
| case C2StreamHdr10PlusInfo::output::PARAM_TYPE: |
| supportsHdr10Plus = true; |
| break; |
| case C2StreamHdrStaticInfo::output::PARAM_TYPE: |
| supportsHdr = true; |
| break; |
| default: |
| break; |
| } |
| } |
| } |
| |
| // For VP9/AV1, the static info is always propagated by framework. |
| supportsHdr |= (mediaType == MIMETYPE_VIDEO_VP9); |
| supportsHdr |= (mediaType == MIMETYPE_VIDEO_AV1); |
| |
| for (C2Value::Primitive profile : profileQuery[0].values.values) { |
| pl.profile = (C2Config::profile_t)profile.ref<uint32_t>(); |
| std::vector<std::unique_ptr<C2SettingResult>> failures; |
| err = intf->config({&pl}, C2_DONT_BLOCK, &failures); |
| ALOGV("set profile to %u -> %s", pl.profile, asString(err)); |
| std::vector<C2FieldSupportedValuesQuery> levelQuery = { |
| C2FieldSupportedValuesQuery::Current(C2ParamField(&pl, &pl.level)) |
| }; |
| err = intf->querySupportedValues(levelQuery, C2_DONT_BLOCK); |
| ALOGV("query supported levels -> %s | %s", asString(err), asString(levelQuery[0].status)); |
| if (err != C2_OK || levelQuery[0].status != C2_OK |
| || levelQuery[0].values.type != C2FieldSupportedValues::VALUES |
| || levelQuery[0].values.values.size() == 0) { |
| continue; |
| } |
| |
| C2Value::Primitive level = levelQuery[0].values.values.back(); |
| pl.level = (C2Config::level_t)level.ref<uint32_t>(); |
| ALOGV("supporting level: %u", pl.level); |
| int32_t sdkProfile, sdkLevel; |
| if (mapper && mapper->mapProfile(pl.profile, &sdkProfile) |
| && mapper->mapLevel(pl.level, &sdkLevel)) { |
| caps->addProfileLevel((uint32_t)sdkProfile, (uint32_t)sdkLevel); |
| // also list HDR profiles if component supports HDR |
| if (supportsHdr) { |
| auto hdrMapper = C2Mapper::GetHdrProfileLevelMapper(trait.mediaType); |
| if (hdrMapper && hdrMapper->mapProfile(pl.profile, &sdkProfile)) { |
| caps->addProfileLevel((uint32_t)sdkProfile, (uint32_t)sdkLevel); |
| } |
| if (supportsHdr10Plus) { |
| hdrMapper = C2Mapper::GetHdrProfileLevelMapper( |
| trait.mediaType, true /*isHdr10Plus*/); |
| if (hdrMapper && hdrMapper->mapProfile(pl.profile, &sdkProfile)) { |
| caps->addProfileLevel((uint32_t)sdkProfile, (uint32_t)sdkLevel); |
| } |
| } |
| } |
| } else if (!mapper) { |
| caps->addProfileLevel(pl.profile, pl.level); |
| } |
| |
| // for H.263 also advertise the second highest level if the |
| // codec supports level 45, as level 45 only covers level 10 |
| // TODO: move this to some form of a setting so it does not |
| // have to be here |
| if (mediaType == MIMETYPE_VIDEO_H263) { |
| C2Config::level_t nextLevel = C2Config::LEVEL_UNUSED; |
| for (C2Value::Primitive v : levelQuery[0].values.values) { |
| C2Config::level_t level = (C2Config::level_t)v.ref<uint32_t>(); |
| if (level < C2Config::LEVEL_H263_45 && level > nextLevel) { |
| nextLevel = level; |
| } |
| } |
| if (nextLevel != C2Config::LEVEL_UNUSED |
| && nextLevel != pl.level |
| && mapper |
| && mapper->mapProfile(pl.profile, &sdkProfile) |
| && mapper->mapLevel(nextLevel, &sdkLevel)) { |
| caps->addProfileLevel( |
| (uint32_t)sdkProfile, (uint32_t)sdkLevel); |
| } |
| } |
| } |
| } |
| |
| void addSupportedColorFormats( |
| std::shared_ptr<Codec2Client::Interface> intf, |
| MediaCodecInfo::CapabilitiesWriter *caps, |
| const Traits& trait, const std::string &mediaType) { |
| (void)intf; |
| |
| // TODO: get this from intf() as well, but how do we map them to |
| // MediaCodec color formats? |
| bool encoder = trait.kind == C2Component::KIND_ENCODER; |
| if (mediaType.find("video") != std::string::npos |
| || mediaType.find("image") != std::string::npos) { |
| // vendor video codecs prefer opaque format |
| if (trait.name.find("android") == std::string::npos) { |
| caps->addColorFormat(COLOR_FormatSurface); |
| } |
| caps->addColorFormat(COLOR_FormatYUV420Flexible); |
| caps->addColorFormat(COLOR_FormatYUV420Planar); |
| caps->addColorFormat(COLOR_FormatYUV420SemiPlanar); |
| caps->addColorFormat(COLOR_FormatYUV420PackedPlanar); |
| caps->addColorFormat(COLOR_FormatYUV420PackedSemiPlanar); |
| // framework video encoders must support surface format, though it is unclear |
| // that they will be able to map it if it is opaque |
| if (encoder && trait.name.find("android") != std::string::npos) { |
| caps->addColorFormat(COLOR_FormatSurface); |
| } |
| } |
| } |
| |
| class Switch { |
| enum Flags : uint8_t { |
| // flags |
| IS_ENABLED = (1 << 0), |
| BY_DEFAULT = (1 << 1), |
| }; |
| |
| constexpr Switch(uint8_t flags) : mFlags(flags) {} |
| |
| uint8_t mFlags; |
| |
| public: |
| // have to create class due to this bool conversion operator... |
| constexpr operator bool() const { |
| return mFlags & IS_ENABLED; |
| } |
| |
| constexpr Switch operator!() const { |
| return Switch(mFlags ^ IS_ENABLED); |
| } |
| |
| static constexpr Switch DISABLED() { return 0; }; |
| static constexpr Switch ENABLED() { return IS_ENABLED; }; |
| static constexpr Switch DISABLED_BY_DEFAULT() { return BY_DEFAULT; }; |
| static constexpr Switch ENABLED_BY_DEFAULT() { return IS_ENABLED | BY_DEFAULT; }; |
| |
| const char *toString(const char *def = "??") const { |
| switch (mFlags) { |
| case 0: return "0"; |
| case IS_ENABLED: return "1"; |
| case BY_DEFAULT: return "(0)"; |
| case IS_ENABLED | BY_DEFAULT: return "(1)"; |
| default: return def; |
| } |
| } |
| |
| }; |
| |
| const char *asString(const Switch &s, const char *def = "??") { |
| return s.toString(def); |
| } |
| |
| Switch isSettingEnabled( |
| std::string setting, const MediaCodecsXmlParser::AttributeMap &settings, |
| Switch def = Switch::DISABLED_BY_DEFAULT()) { |
| const auto enablement = settings.find(setting); |
| if (enablement == settings.end()) { |
| return def; |
| } |
| return enablement->second == "1" ? Switch::ENABLED() : Switch::DISABLED(); |
| } |
| |
| Switch isVariantEnabled( |
| std::string variant, const MediaCodecsXmlParser::AttributeMap &settings) { |
| return isSettingEnabled("variant-" + variant, settings); |
| } |
| |
| Switch isVariantExpressionEnabled( |
| std::string exp, const MediaCodecsXmlParser::AttributeMap &settings) { |
| if (!exp.empty() && exp.at(0) == '!') { |
| return !isVariantEnabled(exp.substr(1, exp.size() - 1), settings); |
| } |
| return isVariantEnabled(exp, settings); |
| } |
| |
| Switch isDomainEnabled( |
| std::string domain, const MediaCodecsXmlParser::AttributeMap &settings) { |
| return isSettingEnabled("domain-" + domain, settings); |
| } |
| |
| } // unnamed namespace |
| |
| status_t Codec2InfoBuilder::buildMediaCodecList(MediaCodecListWriter* writer) { |
| // TODO: Remove run-time configurations once all codecs are working |
| // properly. (Assume "full" behavior eventually.) |
| // |
| // debug.stagefright.ccodec supports 5 values. |
| // 0 - No Codec 2.0 components are available. |
| // 1 - Audio decoders and encoders with prefix "c2.android." are available |
| // and ranked first. |
| // All other components with prefix "c2.android." are available with |
| // their normal ranks. |
| // Components with prefix "c2.vda." are available with their normal |
| // ranks. |
| // All other components with suffix ".avc.decoder" or ".avc.encoder" |
| // are available but ranked last. |
| // 2 - Components with prefix "c2.android." are available and ranked |
| // first. |
| // Components with prefix "c2.vda." are available with their normal |
| // ranks. |
| // All other components with suffix ".avc.decoder" or ".avc.encoder" |
| // are available but ranked last. |
| // 3 - Components with prefix "c2.android." are available and ranked |
| // first. |
| // All other components are available with their normal ranks. |
| // 4 - All components are available with their normal ranks. |
| // |
| // The default value (boot time) is 1. |
| // |
| // Note: Currently, OMX components have default rank 0x100, while all |
| // Codec2.0 software components have default rank 0x200. |
| int option = ::android::base::GetIntProperty("debug.stagefright.ccodec", 4); |
| |
| // Obtain Codec2Client |
| std::vector<Traits> traits = Codec2Client::ListComponents(); |
| |
| // parse APEX XML first, followed by vendor XML. |
| // Note: APEX XML names do not depend on ro.media.xml_variant.* properties. |
| MediaCodecsXmlParser parser; |
| parser.parseXmlFilesInSearchDirs( |
| { "media_codecs.xml", "media_codecs_performance.xml" }, |
| { "/apex/com.android.media.swcodec/etc" }); |
| |
| // TODO: remove these c2-specific files once product moved to default file names |
| parser.parseXmlFilesInSearchDirs( |
| { "media_codecs_c2.xml", "media_codecs_performance_c2.xml" }); |
| |
| // parse default XML files |
| parser.parseXmlFilesInSearchDirs(); |
| |
| if (parser.getParsingStatus() != OK) { |
| ALOGD("XML parser no good"); |
| return OK; |
| } |
| |
| MediaCodecsXmlParser::AttributeMap settings = parser.getServiceAttributeMap(); |
| for (const auto &v : settings) { |
| if (!hasPrefix(v.first, "media-type-") |
| && !hasPrefix(v.first, "domain-") |
| && !hasPrefix(v.first, "variant-")) { |
| writer->addGlobalSetting(v.first.c_str(), v.second.c_str()); |
| } |
| } |
| |
| for (const Traits& trait : traits) { |
| C2Component::rank_t rank = trait.rank; |
| |
| // Interface must be accessible for us to list the component, and there also |
| // must be an XML entry for the codec. Codec aliases listed in the traits |
| // allow additional XML entries to be specified for each alias. These will |
| // be listed as separate codecs. If no XML entry is specified for an alias, |
| // those will be treated as an additional alias specified in the XML entry |
| // for the interface name. |
| std::vector<std::string> nameAndAliases = trait.aliases; |
| nameAndAliases.insert(nameAndAliases.begin(), trait.name); |
| for (const std::string &nameOrAlias : nameAndAliases) { |
| bool isAlias = trait.name != nameOrAlias; |
| std::shared_ptr<Codec2Client::Interface> intf = |
| Codec2Client::CreateInterfaceByName(nameOrAlias.c_str()); |
| if (!intf) { |
| ALOGD("could not create interface for %s'%s'", |
| isAlias ? "alias " : "", |
| nameOrAlias.c_str()); |
| continue; |
| } |
| if (parser.getCodecMap().count(nameOrAlias) == 0) { |
| if (isAlias) { |
| std::unique_ptr<MediaCodecInfoWriter> baseCodecInfo = |
| writer->findMediaCodecInfo(trait.name.c_str()); |
| if (!baseCodecInfo) { |
| ALOGD("alias '%s' not found in xml but canonical codec info '%s' missing", |
| nameOrAlias.c_str(), |
| trait.name.c_str()); |
| } else { |
| ALOGD("alias '%s' not found in xml; use an XML <Alias> tag for this", |
| nameOrAlias.c_str()); |
| // merge alias into existing codec |
| baseCodecInfo->addAlias(nameOrAlias.c_str()); |
| } |
| } else { |
| ALOGD("component '%s' not found in xml", trait.name.c_str()); |
| } |
| continue; |
| } |
| std::string canonName = trait.name; |
| |
| // TODO: Remove this block once all codecs are enabled by default. |
| switch (option) { |
| case 0: |
| continue; |
| case 1: |
| if (hasPrefix(canonName, "c2.vda.")) { |
| break; |
| } |
| if (hasPrefix(canonName, "c2.android.")) { |
| if (trait.domain == C2Component::DOMAIN_AUDIO) { |
| rank = 1; |
| break; |
| } |
| break; |
| } |
| if (hasSuffix(canonName, ".avc.decoder") || |
| hasSuffix(canonName, ".avc.encoder")) { |
| rank = std::numeric_limits<decltype(rank)>::max(); |
| break; |
| } |
| continue; |
| case 2: |
| if (hasPrefix(canonName, "c2.vda.")) { |
| break; |
| } |
| if (hasPrefix(canonName, "c2.android.")) { |
| rank = 1; |
| break; |
| } |
| if (hasSuffix(canonName, ".avc.decoder") || |
| hasSuffix(canonName, ".avc.encoder")) { |
| rank = std::numeric_limits<decltype(rank)>::max(); |
| break; |
| } |
| continue; |
| case 3: |
| if (hasPrefix(canonName, "c2.android.")) { |
| rank = 1; |
| } |
| break; |
| } |
| |
| const MediaCodecsXmlParser::CodecProperties &codec = |
| parser.getCodecMap().at(nameOrAlias); |
| |
| // verify that either the codec is explicitly enabled, or one of its domains is |
| bool codecEnabled = codec.quirkSet.find("attribute::disabled") == codec.quirkSet.end(); |
| if (!codecEnabled) { |
| for (const std::string &domain : codec.domainSet) { |
| const Switch enabled = isDomainEnabled(domain, settings); |
| ALOGV("codec entry '%s' is in domain '%s' that is '%s'", |
| nameOrAlias.c_str(), domain.c_str(), asString(enabled)); |
| if (enabled) { |
| codecEnabled = true; |
| break; |
| } |
| } |
| } |
| // if codec has variants, also check that at least one of them is enabled |
| bool variantEnabled = codec.variantSet.empty(); |
| for (const std::string &variant : codec.variantSet) { |
| const Switch enabled = isVariantExpressionEnabled(variant, settings); |
| ALOGV("codec entry '%s' has a variant '%s' that is '%s'", |
| nameOrAlias.c_str(), variant.c_str(), asString(enabled)); |
| if (enabled) { |
| variantEnabled = true; |
| break; |
| } |
| } |
| if (!codecEnabled || !variantEnabled) { |
| ALOGD("codec entry for '%s' is disabled", nameOrAlias.c_str()); |
| continue; |
| } |
| |
| ALOGV("adding codec entry for '%s'", nameOrAlias.c_str()); |
| std::unique_ptr<MediaCodecInfoWriter> codecInfo = writer->addMediaCodecInfo(); |
| codecInfo->setName(nameOrAlias.c_str()); |
| codecInfo->setOwner(("codec2::" + trait.owner).c_str()); |
| |
| bool encoder = trait.kind == C2Component::KIND_ENCODER; |
| typename std::underlying_type<MediaCodecInfo::Attributes>::type attrs = 0; |
| |
| if (encoder) { |
| attrs |= MediaCodecInfo::kFlagIsEncoder; |
| } |
| if (trait.owner == "software") { |
| attrs |= MediaCodecInfo::kFlagIsSoftwareOnly; |
| } else { |
| attrs |= MediaCodecInfo::kFlagIsVendor; |
| if (trait.owner == "vendor-software") { |
| attrs |= MediaCodecInfo::kFlagIsSoftwareOnly; |
| } else if (codec.quirkSet.find("attribute::software-codec") |
| == codec.quirkSet.end()) { |
| attrs |= MediaCodecInfo::kFlagIsHardwareAccelerated; |
| } |
| } |
| codecInfo->setAttributes(attrs); |
| if (!codec.rank.empty()) { |
| uint32_t xmlRank; |
| char dummy; |
| if (sscanf(codec.rank.c_str(), "%u%c", &xmlRank, &dummy) == 1) { |
| rank = xmlRank; |
| } |
| } |
| ALOGV("rank: %u", (unsigned)rank); |
| codecInfo->setRank(rank); |
| |
| for (const std::string &alias : codec.aliases) { |
| ALOGV("adding alias '%s'", alias.c_str()); |
| codecInfo->addAlias(alias.c_str()); |
| } |
| |
| for (auto typeIt = codec.typeMap.begin(); typeIt != codec.typeMap.end(); ++typeIt) { |
| const std::string &mediaType = typeIt->first; |
| const Switch typeEnabled = isSettingEnabled( |
| "media-type-" + mediaType, settings, Switch::ENABLED_BY_DEFAULT()); |
| const Switch domainTypeEnabled = isSettingEnabled( |
| "media-type-" + mediaType + (encoder ? "-encoder" : "-decoder"), |
| settings, Switch::ENABLED_BY_DEFAULT()); |
| ALOGV("type '%s-%s' is '%s/%s'", |
| mediaType.c_str(), (encoder ? "encoder" : "decoder"), |
| asString(typeEnabled), asString(domainTypeEnabled)); |
| if (!typeEnabled || !domainTypeEnabled) { |
| ALOGD("media type '%s' for codec entry '%s' is disabled", mediaType.c_str(), |
| nameOrAlias.c_str()); |
| continue; |
| } |
| |
| ALOGI("adding type '%s'", typeIt->first.c_str()); |
| const MediaCodecsXmlParser::AttributeMap &attrMap = typeIt->second; |
| std::unique_ptr<MediaCodecInfo::CapabilitiesWriter> caps = |
| codecInfo->addMediaType(mediaType.c_str()); |
| for (const auto &v : attrMap) { |
| std::string key = v.first; |
| std::string value = v.second; |
| |
| size_t variantSep = key.find(":::"); |
| if (variantSep != std::string::npos) { |
| std::string variant = key.substr(0, variantSep); |
| const Switch enabled = isVariantExpressionEnabled(variant, settings); |
| ALOGV("variant '%s' is '%s'", variant.c_str(), asString(enabled)); |
| if (!enabled) { |
| continue; |
| } |
| key = key.substr(variantSep + 3); |
| } |
| |
| if (key.find("feature-") == 0 && key.find("feature-bitrate-modes") != 0) { |
| int32_t intValue = 0; |
| // Ignore trailing bad characters and default to 0. |
| (void)sscanf(value.c_str(), "%d", &intValue); |
| caps->addDetail(key.c_str(), intValue); |
| } else { |
| caps->addDetail(key.c_str(), value.c_str()); |
| } |
| } |
| |
| addSupportedProfileLevels(intf, caps.get(), trait, mediaType); |
| addSupportedColorFormats(intf, caps.get(), trait, mediaType); |
| } |
| } |
| } |
| return OK; |
| } |
| |
| } // namespace android |
| |
| extern "C" android::MediaCodecListBuilderBase *CreateBuilder() { |
| return new android::Codec2InfoBuilder; |
| } |
