Function vaapi_init_avcodec_hardware_input_buffer

src/video.cpp:2893–2915

  typedef int (*vaapi_init_avcodec_hardware_input_buffer_fn)(platf::avcodec_encode_device_t *encode_device, AVBufferRef **hw_device_buf);

  util::Either<avcodec_buffer_t, int> vaapi_init_avcodec_hardware_input_buffer(platf::avcodec_encode_device_t *encode_device) {
    avcodec_buffer_t hw_device_buf;

    // If an egl hwdevice
    if (encode_device->data) {
      if (((vaapi_init_avcodec_hardware_input_buffer_fn) encode_device->data)(encode_device, &hw_device_buf)) {
        return -1;
      }

      return hw_device_buf;
    }

    auto render_device = config::video.adapter_name.empty() ? nullptr : config::video.adapter_name.c_str();

    auto status = av_hwdevice_ctx_create(&hw_device_buf, AV_HWDEVICE_TYPE_VAAPI, render_device, nullptr, 0);
    if (status < 0) {
      char string[AV_ERROR_MAX_STRING_SIZE];
      BOOST_LOG(error) << "Failed to create a VAAPI device: "sv << av_make_error_string(string, AV_ERROR_MAX_STRING_SIZE, status);
      return -1;
    }

    return hw_device_buf;
  }

  util::Either<avcodec_buffer_t, int> cuda_init_avcodec_hardware_input_buffer(platf::avcodec_encode_device_t *encode_device) {
    avcodec_buffer_t hw_device_buf;