Yes, trying to do this in renderer process. Would it work if I run Chromium with --nosandbox flag.
On Tue, Apr 30, 2024, 21:58 Ken Russell <[email protected]> wrote: > Are you trying to do this within Chrome's renderer or GPU processes? If > so, the sandbox will prevent you from touching the local disk. You would > need to extend the sandbox policies to allow writing to a directory on disk > - some place that will not collide with other programs, so that if a bad > actor causes data to be written to that directory, no harm will be caused. > See > https://source.chromium.org/chromium/chromium/src/+/main:sandbox/policy/mac/ > for the macOS sandbox policies. > > -Ken > > > > On Tue, Apr 30, 2024 at 8:59 AM Steven Whelan <[email protected]> > wrote: > >> Hi >> I have modified the Serialize >> <https://source.chromium.org/chromium/chromium/src/+/main:cc/paint/paint_op_buffer_serializer.cc;l=5;bpv=1;bpt=1?q=paint_op_buffer_ser&ss=chromium%2Fchromium%2Fsrc> >> method >> to Record all PaintOp as SKPicture. >> I want to replay this SKPicture on a remote browser. So, I am trying to >> save this SKPicture to a file, but I am not able to do so, since >> file.isOpen gives false. >> Please help here >> >> void PaintOpBufferSerializer::Serialize(const PaintOpBuffer& buffer, >> const std::vector<size_t>* >> offsets, >> const Preamble& preamble) { >> DCHECK_EQ(serialized_op_count_, 0u); >> >> std::unique_ptr<SkCanvas> canvas = MakeAnalysisCanvas(options_); >> // These PlaybackParams use the initial (identity) canvas matrix, as >> they are >> // only used for serializing the preamble and the initial save / final >> restore >> // SerializeBuffer will create its own PlaybackParams based on the >> >> * SkPictureRecorder recorder;* >> * SkCanvas* recordingCanvas = >> recorder.beginRecording(canvas->getLocalClipBounds()); * >> // post-preamble canvas. >> PlaybackParams params = MakeParams(canvas.get()); >> int save_count = canvas->getSaveCount(); >> Save(canvas.get(), params); >> SerializePreamble(canvas.get(), preamble, params); >> SerializeBuffer(canvas.get(), buffer, offsets); >> *SerializeBuffer(recordingCanvas, buffer, offsets);* >> >> >> *sk_sp<SkPicture> picture = recorder.finishRecordingAsPicture(); >> SkSerialProcs sProcs; sk_sp<SkData> readableData = >> picture->serialize(&sProcs);* >> // Assuming the byte array is stored in the 'data' field of the SkData >> object >> const void* data = readableData->data(); >> size_t size = readableData->size(); >> >> * <HOW TO SAVE READABLE DATA TO A FILE>* >> /*sk_sp<SkData> receievedData = SkData::MakeWithoutCopy(data, size); >> sk_sp<SkPicture> copy = >> SkPicture::MakeFromData(receievedData->data(), >> receievedData->size()); >> copy->playback(recordingCanvas);*/ >> RestoreToCount(canvas.get(), save_count, params); >> } >> >> -- >> You received this message because you are subscribed to the Google Groups >> "blink-dev" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To view this discussion on the web visit >> https://groups.google.com/a/chromium.org/d/msgid/blink-dev/97946d8b-27dc-43c4-a262-e4f6288be9d6n%40chromium.org >> <https://groups.google.com/a/chromium.org/d/msgid/blink-dev/97946d8b-27dc-43c4-a262-e4f6288be9d6n%40chromium.org?utm_medium=email&utm_source=footer> >> . >> > -- You received this message because you are subscribed to the Google Groups "blink-dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/a/chromium.org/d/msgid/blink-dev/CAO%2BCLgCWVV5q%2BnPcTXW7v_x9_zperfwifFThPfLpUba98mRjpQ%40mail.gmail.com.
