/** * @license * Copyright 2020 Google LLC. All Rights Reserved. * 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. * ============================================================================= */ import { ENGINE } from '../engine'; import { MaxPool3D } from '../kernel_names'; import { convertToTensor } from '../tensor_util_env'; import * as util from '../util'; import { checkPadOnDimRoundingMode } from './conv_util'; import { op } from './operation'; import { reshape } from './reshape'; /** * Computes the 3D max pooling. * * ```js * const x = tf.tensor5d([1, 2, 3, 4, 5, 6, 7, 8], [1, 2, 2, 2, 1]); * const result = tf.maxPool3d(x, 2, 1, 'valid'); * result.print(); * ``` * * @param x The input tensor, of rank 5 or rank 4 of shape * `[batch, depth, height, width, inChannels]`. * @param filterSize The filter size: * `[filterDepth, filterHeight, filterWidth]`. * If `filterSize` is a single number, * then `filterDepth == filterHeight == filterWidth`. * @param strides The strides of the pooling: * `[strideDepth, strideHeight, strideWidth]`. * If `strides` is a single number, * then `strideDepth == strideHeight == strideWidth`. * @param pad The type of padding algorithm. * - `same` and stride 1: output will be of same size as input, * regardless of filter size. * - `valid`: output will be smaller than input if filter is larger * than 1*1x1. * - For more info, see this guide: * [https://www.tensorflow.org/api_docs/python/tf/nn/convolution]( * https://www.tensorflow.org/api_docs/python/tf/nn/convolution) * @param dimRoundingMode A string from: 'ceil', 'round', 'floor'. If none is * provided, it will default to truncate. * @param dataFormat An optional string from: "NDHWC", "NCDHW". Defaults to * "NDHWC". Specify the data format of the input and output data. With the * default format "NDHWC", the data is stored in the order of: [batch, * depth, height, width, channels]. Only "NDHWC" is currently supported. * @doc {heading: 'Operations', subheading: 'Convolution'} */ function maxPool3d_(x, filterSize = [1, 1, 1], strides, pad, dimRoundingMode, dataFormat = 'NDHWC') { const $x = convertToTensor(x, 'x', 'maxPool3d'); let x5D = $x; let reshapedTo5D = false; if ($x.rank === 4) { reshapedTo5D = true; x5D = reshape($x, [1, $x.shape[0], $x.shape[1], $x.shape[2], $x.shape[3]]); } util.assert(x5D.rank === 5, () => `Error in maxPool3d: x must be rank 5 but got rank ${x5D.rank}.`); util.assert(dataFormat === 'NDHWC', () => `Error in maxPool3d: Only NDHWC is currently supported, ` + `but got dataFormat of ${dataFormat}`); checkPadOnDimRoundingMode('maxPool3d', pad, dimRoundingMode); const inputs = { x: x5D }; const attrs = { filterSize, strides, pad, dimRoundingMode, dataFormat }; // tslint:disable-next-line: no-unnecessary-type-assertion const res = ENGINE.runKernel(MaxPool3D, inputs, attrs); if (reshapedTo5D) { return reshape(res, [res.shape[1], res.shape[2], res.shape[3], res.shape[4]]); } return res; } export const maxPool3d = /* @__PURE__ */ op({ maxPool3d_ }); //# sourceMappingURL=data:application/json;base64,{"version":3,"file":"max_pool_3d.js","sourceRoot":"","sources":["../../../../../../tfjs-core/src/ops/max_pool_3d.ts"],"names":[],"mappings":"AAAA;;;;;;;;;;;;;;;GAeG;AAEH,OAAO,EAAC,MAAM,EAAC,MAAM,WAAW,CAAC;AACjC,OAAO,EAAC,SAAS,EAAkC,MAAM,iBAAiB,CAAC;AAI3E,OAAO,EAAC,eAAe,EAAC,MAAM,oBAAoB,CAAC;AAEnD,OAAO,KAAK,IAAI,MAAM,SAAS,CAAC;AAEhC,OAAO,EAAC,yBAAyB,EAAC,MAAM,aAAa,CAAC;AACtD,OAAO,EAAC,EAAE,EAAC,MAAM,aAAa,CAAC;AAC/B,OAAO,EAAC,OAAO,EAAC,MAAM,WAAW,CAAC;AAElC;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;GAkCG;AACH,SAAS,UAAU,CACf,CAAe,EAAE,aAA8C,CAAC,CAAC,EAAE,CAAC,EAAE,CAAC,CAAC,EACxE,OAAwC,EAAE,GAA0B,EACpE,eAAwC,EACxC,aAA8B,OAAO;IACvC,MAAM,EAAE,GAAG,eAAe,CAAC,CAAC,EAAE,GAAG,EAAE,WAAW,CAAC,CAAC;IAEhD,IAAI,GAAG,GAAG,EAAc,CAAC;IACzB,IAAI,YAAY,GAAG,KAAK,CAAC;IACzB,IAAI,EAAE,CAAC,IAAI,KAAK,CAAC,EAAE;QACjB,YAAY,GAAG,IAAI,CAAC;QACpB,GAAG,GAAG,OAAO,CAAC,EAAE,EAAE,CAAC,CAAC,EAAE,EAAE,CAAC,KAAK,CAAC,CAAC,CAAC,EAAE,EAAE,CAAC,KAAK,CAAC,CAAC,CAAC,EAAE,EAAE,CAAC,KAAK,CAAC,CAAC,CAAC,EAAE,EAAE,CAAC,KAAK,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC;KAC5E;IAED,IAAI,CAAC,MAAM,CACP,GAAG,CAAC,IAAI,KAAK,CAAC,EACd,GAAG,EAAE,CAAC,qDAAqD,GAAG,CAAC,IAAI,GAAG,CAAC,CAAC;IAC5E,IAAI,CAAC,MAAM,CACP,UAAU,KAAK,OAAO,EACtB,GAAG,EAAE,CAAC,yDAAyD;QAC3D,yBAAyB,UAAU,EAAE,CAAC,CAAC;IAC/C,yBAAyB,CAAC,WAAW,EAAE,GAAG,EAAE,eAAe,CAAC,CAAC;IAC7D,MAAM,MAAM,GAAoB,EAAC,CAAC,EAAE,GAAG,EAAC,CAAC;IACzC,MAAM,KAAK,GACU,EAAC,UAAU,EAAE,OAAO,EAAE,GAAG,EAAE,eAAe,EAAE,UAAU,EAAC,CAAC;IAE7E,0DAA0D;IAC1D,MAAM,GAAG,GAAG,MAAM,CAAC,SAAS,CACZ,SAAS,EAAE,MAAmC,EAC9C,KAAgC,CAAM,CAAC;IAEvD,IAAI,YAAY,EAAE;QAChB,OAAO,OAAO,CACH,GAAG,EAAE,CAAC,GAAG,CAAC,KAAK,CAAC,CAAC,CAAC,EAAE,GAAG,CAAC,KAAK,CAAC,CAAC,CAAC,EAAE,GAAG,CAAC,KAAK,CAAC,CAAC,CAAC,EAAE,GAAG,CAAC,KAAK,CAAC,CAAC,CAAC,CAAC,CACnE,CAAC;KACP;IAED,OAAO,GAAG,CAAC;AACb,CAAC;AAED,MAAM,CAAC,MAAM,SAAS,GAAG,eAAe,CAAC,EAAE,CAAC,EAAC,UAAU,EAAC,CAAC,CAAC","sourcesContent":["/**\n * @license\n * Copyright 2020 Google LLC. All Rights Reserved.\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Unless required by applicable law or agreed to in writing, software\n * distributed under the License is distributed on an \"AS IS\" BASIS,\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n * See the License for the specific language governing permissions and\n * limitations under the License.\n * =============================================================================\n */\n\nimport {ENGINE} from '../engine';\nimport {MaxPool3D, MaxPool3DAttrs, MaxPool3DInputs} from '../kernel_names';\nimport {NamedAttrMap} from '../kernel_registry';\nimport {Tensor4D, Tensor5D} from '../tensor';\nimport {NamedTensorMap} from '../tensor_types';\nimport {convertToTensor} from '../tensor_util_env';\nimport {TensorLike} from '../types';\nimport * as util from '../util';\n\nimport {checkPadOnDimRoundingMode} from './conv_util';\nimport {op} from './operation';\nimport {reshape} from './reshape';\n\n/**\n * Computes the 3D max pooling.\n *\n * ```js\n * const x = tf.tensor5d([1, 2, 3, 4, 5, 6, 7, 8], [1, 2, 2, 2, 1]);\n * const result = tf.maxPool3d(x, 2, 1, 'valid');\n * result.print();\n * ```\n *\n * @param x The input tensor, of rank 5 or rank 4 of shape\n *     `[batch, depth, height, width, inChannels]`.\n * @param filterSize The filter size:\n *     `[filterDepth, filterHeight, filterWidth]`.\n *     If `filterSize` is a single number,\n *     then `filterDepth == filterHeight == filterWidth`.\n * @param strides The strides of the pooling:\n *     `[strideDepth, strideHeight, strideWidth]`.\n *     If `strides` is a single number,\n *     then `strideDepth == strideHeight == strideWidth`.\n * @param pad The type of padding algorithm.\n *    - `same` and stride 1: output will be of same size as input,\n *       regardless of filter size.\n *    - `valid`: output will be smaller than input if filter is larger\n *       than 1*1x1.\n *    - For more info, see this guide:\n *     [https://www.tensorflow.org/api_docs/python/tf/nn/convolution](\n *          https://www.tensorflow.org/api_docs/python/tf/nn/convolution)\n * @param dimRoundingMode A string from: 'ceil', 'round', 'floor'. If none is\n *     provided, it will default to truncate.\n * @param dataFormat An optional string from: \"NDHWC\", \"NCDHW\". Defaults to\n *     \"NDHWC\". Specify the data format of the input and output data. With the\n *     default format \"NDHWC\", the data is stored in the order of: [batch,\n *     depth, height, width, channels]. Only \"NDHWC\" is currently supported.\n * @doc {heading: 'Operations', subheading: 'Convolution'}\n */\nfunction maxPool3d_<T extends Tensor4D|Tensor5D>(\n    x: T|TensorLike, filterSize: [number, number, number]|number = [1, 1, 1],\n    strides: [number, number, number]|number, pad: 'valid'|'same'|number,\n    dimRoundingMode?: 'floor'|'round'|'ceil',\n    dataFormat: 'NDHWC'|'NCDHW' = 'NDHWC'): T {\n  const $x = convertToTensor(x, 'x', 'maxPool3d');\n\n  let x5D = $x as Tensor5D;\n  let reshapedTo5D = false;\n  if ($x.rank === 4) {\n    reshapedTo5D = true;\n    x5D = reshape($x, [1, $x.shape[0], $x.shape[1], $x.shape[2], $x.shape[3]]);\n  }\n\n  util.assert(\n      x5D.rank === 5,\n      () => `Error in maxPool3d: x must be rank 5 but got rank ${x5D.rank}.`);\n  util.assert(\n      dataFormat === 'NDHWC',\n      () => `Error in maxPool3d: Only NDHWC is currently supported, ` +\n          `but got dataFormat of ${dataFormat}`);\n  checkPadOnDimRoundingMode('maxPool3d', pad, dimRoundingMode);\n  const inputs: MaxPool3DInputs = {x: x5D};\n  const attrs:\n      MaxPool3DAttrs = {filterSize, strides, pad, dimRoundingMode, dataFormat};\n\n  // tslint:disable-next-line: no-unnecessary-type-assertion\n  const res = ENGINE.runKernel(\n                  MaxPool3D, inputs as unknown as NamedTensorMap,\n                  attrs as unknown as NamedAttrMap) as T;\n\n  if (reshapedTo5D) {\n    return reshape(\n               res, [res.shape[1], res.shape[2], res.shape[3], res.shape[4]]) as\n        T;\n  }\n\n  return res;\n}\n\nexport const maxPool3d = /* @__PURE__ */ op({maxPool3d_});\n"]}