git clone https://github.com/GoogleChromeLabs/webm-wasm.git
cd webm-wasm
npm install
npx napa
# Gives error
npm run build
Error while running npm run build:
Scanning dependencies of target webm2pes
[ 94%] Building CXX object CMakeFiles/webm2pes.dir/webm2pes.cc.o
In file included from /src/node_modules/libwebm/webm2pes.cc:8:
/src/node_modules/libwebm/webm2pes.h:34:22: warning: deleted function definitions are a C++11 extension [-Wc++11-extensions]
PesHeaderField() = delete;
^
/src/node_modules/libwebm/webm2pes.h:35:43: warning: defaulted function definitions are a C++11 extension [-Wc++11-extensions]
PesHeaderField(const PesHeaderField&) = default;
^
/src/node_modules/libwebm/webm2pes.h:36:32: warning: rvalue references are a C++11 extension [-Wc++11-extensions]
PesHeaderField(PesHeaderField&&) = default;
^
/src/node_modules/libwebm/webm2pes.h:36:38: warning: defaulted function definitions are a C++11 extension [-Wc++11-extensions]
PesHeaderField(PesHeaderField&&) = default;
^
/src/node_modules/libwebm/webm2pes.h:37:23: warning: defaulted function definitions are a C++11 extension [-Wc++11-extensions]
~PesHeaderField() = default;
^
/src/node_modules/libwebm/webm2pes.h:63:31: warning: in-class initialization of non-static data member is a C++11 extension [-Wc++11-extensions]
const PesHeaderField marker = PesHeaderField(2, 2, 0, 6);
^
/src/node_modules/libwebm/webm2pes.h:66:35: warning: in-class initialization of non-static data member is a C++11 extension [-Wc++11-extensions]
const PesHeaderField scrambling = PesHeaderField(0, 2, 0, 4);
^
/src/node_modules/libwebm/webm2pes.h:69:33: warning: in-class initialization of non-static data member is a C++11 extension [-Wc++11-extensions]
const PesHeaderField priority = PesHeaderField(0, 1, 0, 3);
^
/src/node_modules/libwebm/webm2pes.h:74:39: warning: in-class initialization of non-static data member is a C++11 extension [-Wc++11-extensions]
const PesHeaderField data_alignment = PesHeaderField(0, 1, 0, 2);
^
/src/node_modules/libwebm/webm2pes.h:77:34: warning: in-class initialization of non-static data member is a C++11 extension [-Wc++11-extensions]
const PesHeaderField copyright = PesHeaderField(0, 1, 0, 1);
^
/src/node_modules/libwebm/webm2pes.h:80:33: warning: in-class initialization of non-static data member is a C++11 extension [-Wc++11-extensions]
const PesHeaderField original = PesHeaderField(0, 1, 0, 0);
^
/src/node_modules/libwebm/webm2pes.h:83:32: warning: in-class initialization of non-static data member is a C++11 extension [-Wc++11-extensions]
const PesHeaderField has_pts = PesHeaderField(1, 1, 1, 7);
^
/src/node_modules/libwebm/webm2pes.h:86:32: warning: in-class initialization of non-static data member is a C++11 extension [-Wc++11-extensions]
const PesHeaderField has_dts = PesHeaderField(0, 1, 1, 6);
^
/src/node_modules/libwebm/webm2pes.h:89:31: warning: in-class initialization of non-static data member is a C++11 extension [-Wc++11-extensions]
const PesHeaderField unused = PesHeaderField(0, 6, 1, 0);
^
/src/node_modules/libwebm/webm2pes.h:92:39: warning: in-class initialization of non-static data member is a C++11 extension [-Wc++11-extensions]
const PesHeaderField remaining_size = PesHeaderField(6, 8, 2, 0);
^
/src/node_modules/libwebm/webm2pes.h:103:22: warning: in-class initialization of non-static data member is a C++11 extension [-Wc++11-extensions]
PesHeaderField pts = PesHeaderField(0, 40, 3, 0);
^
/src/node_modules/libwebm/webm2pes.h:105:32: warning: in-class initialization of non-static data member is a C++11 extension [-Wc++11-extensions]
PesHeaderField stuffing_byte = PesHeaderField(0xFF, 8, 8, 0);
^
/src/node_modules/libwebm/webm2pes.h:108:17: warning: in-class initialization of non-static data member is a C++11 extension [-Wc++11-extensions]
bool fragment = false;
^
/src/node_modules/libwebm/webm2pes.h:127:18: warning: deleted function definitions are a C++11 extension [-Wc++11-extensions]
BCMVHeader() = delete;
^
/src/node_modules/libwebm/webm2pes.h:128:35: warning: deleted function definitions are a C++11 extension [-Wc++11-extensions]
BCMVHeader(const BCMVHeader&) = delete;
^
/src/node_modules/libwebm/webm2pes.h:129:24: warning: rvalue references are a C++11 extension [-Wc++11-extensions]
BCMVHeader(BCMVHeader&&) = delete;
^
/src/node_modules/libwebm/webm2pes.h:129:30: warning: deleted function definitions are a C++11 extension [-Wc++11-extensions]
BCMVHeader(BCMVHeader&&) = delete;
^
/src/node_modules/libwebm/webm2pes.h:130:19: warning: defaulted function definitions are a C++11 extension [-Wc++11-extensions]
~BCMVHeader() = default;
^
/src/node_modules/libwebm/webm2pes.h:131:30: warning: in-class initialization of non-static data member is a C++11 extension [-Wc++11-extensions]
const std::uint8_t bcmv[4] = {'B', 'C', 'M', 'V'};
^
/src/node_modules/libwebm/webm2pes.h:141:36: warning: in-class initialization of non-static data member is a C++11 extension [-Wc++11-extensions]
const std::uint8_t start_code[4] = {
^
/src/node_modules/libwebm/webm2pes.h:146:31: warning: in-class initialization of non-static data member is a C++11 extension [-Wc++11-extensions]
std::uint16_t packet_length = 0; // Number of bytes _after_ this field.
^
/src/node_modules/libwebm/webm2pes.h:169:16: warning: deleted function definitions are a C++11 extension [-Wc++11-extensions]
Webm2Pes() = delete;
^
/src/node_modules/libwebm/webm2pes.h:170:31: warning: deleted function definitions are a C++11 extension [-Wc++11-extensions]
Webm2Pes(const Webm2Pes&) = delete;
^
/src/node_modules/libwebm/webm2pes.h:171:20: warning: rvalue references are a C++11 extension [-Wc++11-extensions]
Webm2Pes(Webm2Pes&&) = delete;
^
/src/node_modules/libwebm/webm2pes.h:171:26: warning: deleted function definitions are a C++11 extension [-Wc++11-extensions]
Webm2Pes(Webm2Pes&&) = delete;
^
/src/node_modules/libwebm/webm2pes.h:172:17: warning: defaulted function definitions are a C++11 extension [-Wc++11-extensions]
~Webm2Pes() = default;
^
/src/node_modules/libwebm/webm2pes.h:199:24: warning: in-class initialization of non-static data member is a C++11 extension [-Wc++11-extensions]
int video_track_num_ = 0;
^
/src/node_modules/libwebm/webm2pes.h:205:32: warning: in-class initialization of non-static data member is a C++11 extension [-Wc++11-extensions]
std::int64_t timecode_scale_ = 1000000;
^
/src/node_modules/libwebm/webm2pes.cc:25:13: warning: deleted function definitions are a C++11 extension [-Wc++11-extensions]
Range() = delete;
^
/src/node_modules/libwebm/webm2pes.cc:26:25: warning: defaulted function definitions are a C++11 extension [-Wc++11-extensions]
Range(const Range&) = default;
^
/src/node_modules/libwebm/webm2pes.cc:27:14: warning: rvalue references are a C++11 extension [-Wc++11-extensions]
Range(Range&&) = default;
^
/src/node_modules/libwebm/webm2pes.cc:27:20: warning: defaulted function definitions are a C++11 extension [-Wc++11-extensions]
Range(Range&&) = default;
^
/src/node_modules/libwebm/webm2pes.cc:28:14: warning: defaulted function definitions are a C++11 extension [-Wc++11-extensions]
~Range() = default;
^
/src/node_modules/libwebm/webm2pes.cc:105:33: warning: range-based for loop is a C++11 extension [-Wc++11-extensions]
for (const Range& frame_range : frame_ranges) {
^
/src/node_modules/libwebm/webm2pes.cc:465:33: warning: range-based for loop is a C++11 extension [-Wc++11-extensions]
for (const Range& frame_range : frame_ranges) {
^
/src/node_modules/libwebm/webm2pes.cc:469:35: warning: range-based for loop is a C++11 extension [-Wc++11-extensions]
for (const Range& payload_range : packet_payload_ranges) {
^
/src/node_modules/libwebm/webm2pes.cc:478:42: warning: range-based for loop is a C++11 extension [-Wc++11-extensions]
for (const Range& packet_payload_range : packet_payload_ranges) {
^
42 warnings generated.
[100%] Linking CXX executable webm2pes.js
[100%] Built target webm2pes
=============================================
Compiling libwebm done
=============================================
=============================================
Compiling wasm bindings
=============================================
mkdir: cannot create directory 'dist': File exists
=============================================
Compiling wasm bindings done
=============================================
> webm-wasm@0.4.1 build:bundle
> npm run build:bundle:worker && npm run build:bundle:transformstreamworker
> webm-wasm@0.4.1 build:bundle:worker
> microbundle build -f cjs -o dist/webm-worker.js src/worker/webm-worker.js
(flow-remove-types plugin) SyntaxError: Unexpected token, expected ( (3:25)
at undefined:3:25
SyntaxError: Unexpected token, expected ( (3:25)
at Parser.pp$5.raise (/home/anurag/ws/video-processing-inbrowser/openSourceProjects/webm-wasm/node_modules/babylon/lib/index.js:4454:13)
at Parser.pp.unexpected (/home/anurag/ws/video-processing-inbrowser/openSourceProjects/webm-wasm/node_modules/babylon/lib/index.js:1761:8)
at Parser.pp$3.parseExprAtom (/home/anurag/ws/video-processing-inbrowser/openSourceProjects/webm-wasm/node_modules/babylon/lib/index.js:3632:14)
at Parser.parseExprAtom (/home/anurag/ws/video-processing-inbrowser/openSourceProjects/webm-wasm/node_modules/babylon/lib/index.js:7238:22)
at Parser.pp$3.parseExprSubscripts (/home/anurag/ws/video-processing-inbrowser/openSourceProjects/webm-wasm/node_modules/babylon/lib/index.js:3494:19)
at Parser.pp$3.parseMaybeUnary (/home/anurag/ws/video-processing-inbrowser/openSourceProjects/webm-wasm/node_modules/babylon/lib/index.js:3474:19)
at Parser.pp$3.parseExprOps (/home/anurag/ws/video-processing-inbrowser/openSourceProjects/webm-wasm/node_modules/babylon/lib/index.js:3404:19)
at Parser.pp$3.parseMaybeConditional (/home/anurag/ws/video-processing-inbrowser/openSourceProjects/webm-wasm/node_modules/babylon/lib/index.js:3381:19)
at Parser.pp$3.parseMaybeAssign (/home/anurag/ws/video-processing-inbrowser/openSourceProjects/webm-wasm/node_modules/babylon/lib/index.js:3344:19)
at Parser.parseMaybeAssign (/home/anurag/ws/video-processing-inbrowser/openSourceProjects/webm-wasm/node_modules/babylon/lib/index.js:6474:20)
Hi Team,
The source code seems to not build any more.
Steps followed:
Error while running
npm run build:Workspace specifications: