From 749941d95c49bc93af9bcdb6944d44a1744ba415 Mon Sep 17 00:00:00 2001 From: optima2005 <56945758+optima2005@users.noreply.github.com> Date: Mon, 18 Nov 2019 09:24:44 +0800 Subject: [PATCH] [Relay][Frontend][Tensorflow]Add conv2d_transpose (#4300) * [Relay][Frontend][Tensorflow]Add conv2d_transpose * add transformation from NHWC to NCHW to compatible with TVM conv2d_transpose implementation * remove 'dilations' paramater to compitable with TF1.3 --- python/tvm/relay/frontend/tensorflow.py | 60 +++++++++++++------ .../frontend/tensorflow/test_forward.py | 30 +++++++++- 2 files changed, 70 insertions(+), 20 deletions(-) diff --git a/python/tvm/relay/frontend/tensorflow.py b/python/tvm/relay/frontend/tensorflow.py index e44653ff1ba9..6085062d99c8 100644 --- a/python/tvm/relay/frontend/tensorflow.py +++ b/python/tvm/relay/frontend/tensorflow.py @@ -195,10 +195,24 @@ def _impl(inputs, attr, params): attr['data_format'] = attr['data_format'].decode("utf-8") flip_layout = False + if opname == 'conv_transpose' and attr['data_format'] == 'NHWC': + # transform to NCHW for TVM backend compatible and set 'flip_layout' + # to have output flip back to NHWC + tmp_shape = attr['_input_shapes'][inputs[2]] + tmp_shape = [tmp_shape[ii] for ii in (0, 3, 1, 2)] + inputs[2] = _op.transpose(inputs[2], axes=(0, 3, 1, 2)) + attr['_input_shapes'][inputs[2]] = tmp_shape + attr['strides'][1], attr['strides'][2], attr['strides'][3] = \ + attr['strides'][3], attr['strides'][1], attr['strides'][2] + attr['data_format'] = 'NCHW' + flip_layout = True + + inputs_data = inputs[0] if opname != 'conv_transpose' else inputs[2] + # NCHW Layout require weights transpose if attr['data_format'] == 'NCHW': tmp_shape = attr['_input_shapes'][inputs[1]] - if opname == 'conv': + if opname in ['conv', 'conv_transpose']: tmp_shape = [tmp_shape[ii] for ii in (3, 2, 0, 1)] inputs[1] = _op.transpose(inputs[1], axes=(3, 2, 0, 1)) else: @@ -206,13 +220,13 @@ def _impl(inputs, attr, params): inputs[1] = _op.transpose(inputs[1], axes=(2, 3, 0, 1)) attr['_input_shapes'][inputs[1]] = tmp_shape - input_shape = attr['_input_shapes'][inputs[0]] + input_shape = attr['_input_shapes'][inputs_data] weights_shape = attr['_input_shapes'][inputs[1]] if attr['_target_layout'] == "NCHW" and attr['data_format'] == "NHWC": input_shape = [input_shape[ii] for ii in (0, 3, 1, 2)] - inputs[0] = _op.transpose(inputs[0], axes=(0, 3, 1, 2)) - if opname == 'conv': + inputs_data = _op.transpose(inputs_data, axes=(0, 3, 1, 2)) + if opname in ['conv', 'conv_transpose']: weights_shape = [weights_shape[ii] for ii in (3, 2, 0, 1)] inputs[1] = _op.transpose(inputs[1], axes=(3, 2, 0, 1)) else: @@ -228,6 +242,8 @@ def _impl(inputs, attr, params): attr['kernel_shape'] = (weights_shape[0], weights_shape[1]) if opname == 'conv': attr['channels'] = weights_shape[3] + elif opname == 'conv_transpose': + attr['channels'] = weights_shape[2] else: attr['channels'] = input_shape[3] * depth_mult @@ -239,6 +255,8 @@ def _impl(inputs, attr, params): attr['kernel_shape'] = (weights_shape[2], weights_shape[3]) if opname == 'conv': attr['channels'] = weights_shape[0] + elif opname == 'conv_transpose': + attr['channels'] = weights_shape[1] else: attr['channels'] = input_shape[1] * depth_mult if attr['channels'] < 0: @@ -279,17 +297,17 @@ def _impl(inputs, attr, params): if attr['data_format'] == 'NHWC': - inputs[0] = _op.nn.pad(data=inputs[0], - pad_width=((0, 0), - (pad_v[0], pad_v[1]), - (pad_h[0], pad_h[1]), - (0, 0))) + inputs_data = _op.nn.pad(data=inputs_data, + pad_width=((0, 0), + (pad_v[0], pad_v[1]), + (pad_h[0], pad_h[1]), + (0, 0))) else: - inputs[0] = _op.nn.pad(data=inputs[0], - pad_width=((0, 0), - (0, 0), - (pad_v[0], pad_v[1]), - (pad_h[0], pad_h[1]))) + inputs_data = _op.nn.pad(data=inputs_data, + pad_width=((0, 0), + (0, 0), + (pad_v[0], pad_v[1]), + (pad_h[0], pad_h[1]))) attr['padding'] = [0, 0] @@ -299,27 +317,30 @@ def _impl(inputs, attr, params): raise tvm.error.OpAttributeInvalid(msg.format(attr['padding'])) if 'kernel_layout' not in attr: - if opname == 'conv': + if opname in ['conv', 'conv_transpose']: attr['kernel_layout'] = 'HWIO' if attr['data_format'] == 'NHWC' else 'OIHW' else: attr['kernel_layout'] = 'HWOI' if attr['data_format'] == 'NHWC' else 'OIHW' - use_bias = len(inputs) == 3 + use_bias = len(inputs) == (3 if opname != 'conv_transpose' else 4) channel_axis = 1 if attr['data_format'] == "NCHW" else 3 # Ignore the new attributes from TF2.0, for now. out = AttrCvt( - op_name=_dimension_picker('conv'), + op_name=_dimension_picker('conv', \ + surfix="_transpose" if opname == 'conv_transpose' else ""), ignores=['explicit_paddings'], transforms={ 'kernel_shape': 'kernel_size', 'data_format': 'data_layout', 'dilations': ('dilation', (0, 0)), 'group': ('groups', 1)}, - custom_check=_dimension_constraint())([inputs[0], inputs[1]], attr) + custom_check=_dimension_constraint())([inputs_data, inputs[1]], attr) if use_bias: - out = _op.nn.bias_add(out, inputs[2], axis=channel_axis) + out = _op.nn.bias_add(out, + inputs[2] if opname != 'conv_transpose' else inputs[3], + axis=channel_axis) if flip_layout: out = _op.transpose(out, axes=(0, 2, 3, 1)) @@ -1403,6 +1424,7 @@ def _impl(inputs, attr, params): 'Concat' : _concat(), 'ConcatV2' : _concatV2(), 'Conv2D' : _conv('conv'), + 'Conv2DBackpropInput' : _conv('conv_transpose'), 'CropAndResize' : _crop_and_resize(), 'DecodeJpeg' : _decode_image(), 'DepthwiseConv2dNative' : _conv('depthwise'), diff --git a/tests/python/frontend/tensorflow/test_forward.py b/tests/python/frontend/tensorflow/test_forward.py index e02532fa748b..b9d84dcd4034 100644 --- a/tests/python/frontend/tensorflow/test_forward.py +++ b/tests/python/frontend/tensorflow/test_forward.py @@ -295,7 +295,8 @@ def test_forward_pooling(): def _test_convolution(opname, tensor_in_sizes, filter_in_sizes, - dilations, strides, padding, data_format): + dilations, strides, padding, data_format, + deconv_output_shape=[]): """ One iteration of convolution with given shapes and attributes """ total_size_1 = np.prod(tensor_in_sizes) @@ -326,6 +327,16 @@ def _test_convolution(opname, tensor_in_sizes, filter_in_sizes, compare_tf_with_tvm(np.reshape(data_array, tensor_in_sizes).astype('float32'), 'Placeholder:0', 'Conv2D:0') + elif opname == 'conv_transpose': + nn_ops.conv2d_transpose(in_data, + in_filter, + output_shape=deconv_output_shape, + strides=strides, + padding=padding, + data_format=data_format) + + compare_tf_with_tvm(np.reshape(data_array, tensor_in_sizes).astype('float32'), + 'Placeholder:0', 'conv2d_transpose:0') else: nn_ops.depthwise_conv2d_native(in_data, in_filter, @@ -349,6 +360,14 @@ def test_forward_convolution(): _test_convolution('depthwise', [4, 124, 17, 17], [1, 1, 124, 1], [1, 1], [1, 1], 'SAME', 'NCHW') _test_convolution('depthwise', [4, 12, 17, 17], [3, 3, 12, 1], [1, 1], [2, 2], 'VALID', 'NCHW') _test_convolution('depthwise', [4, 12, 17, 17], [3, 3, 12, 2], [1, 1], [2, 2], 'VALID', 'NCHW') + _test_convolution('conv_transpose', [4, 32, 8, 8], [1, 1, 176, 32], [1, 1], [1, 1], 'SAME', + 'NCHW', [4, 176, 8, 8]) + _test_convolution('conv_transpose', [4, 19, 8, 8], [3, 3, 19, 19], [1, 1], [2, 2], 'VALID', + 'NCHW', [4, 19, 17, 17]) + _test_convolution('conv_transpose', [4, 19, 17, 17], [1, 1, 124, 19], [1, 1], [1, 1], 'SAME', + 'NCHW', [4, 124, 17, 17]) + _test_convolution('conv_transpose', [4, 32, 8, 8], [3, 3, 12, 32], [1, 1], [2, 2], 'VALID', + 'NCHW', [4, 12, 17, 17]) _test_convolution('conv', [4, 8, 8, 176], [1, 1, 176, 32], [1, 1], [1, 1], 'SAME', 'NHWC') _test_convolution('conv', [4, 17, 17, 19], [3, 3, 19, 19], [1, 1], [2, 2], 'VALID', 'NHWC') @@ -359,6 +378,15 @@ def test_forward_convolution(): _test_convolution('depthwise', [4, 17, 17, 124], [1, 1, 124, 1], [1, 1], [1, 1], 'SAME', 'NHWC') _test_convolution('depthwise', [4, 17, 17, 12], [3, 3, 12, 1], [1, 1], [2, 2], 'VALID', 'NHWC') _test_convolution('depthwise', [4, 17, 17, 12], [3, 3, 12, 2], [1, 1], [2, 2], 'VALID', 'NHWC') + _test_convolution('conv_transpose', [4, 8, 8, 32], [1, 1, 176, 32], [1, 1], [1, 1], 'SAME', + 'NHWC', [4, 8, 8, 176]) + _test_convolution('conv_transpose', [4, 8, 8, 19], [3, 3, 19, 19], [1, 1], [2, 2], 'VALID', + 'NHWC', [4, 17, 17, 19]) + _test_convolution('conv_transpose', [4, 17, 17, 19], [1, 1, 124, 19], [1, 1], [1, 1], 'SAME', + 'NHWC', [4, 17, 17, 124]) + _test_convolution('conv_transpose', [4, 8, 8, 32], [3, 3, 12, 32], [1, 1], [2, 2], 'VALID', + 'NHWC', [4, 17, 17, 12]) + ####################################################################### # BiasAdd