mirror of https://bitbucket.org/ausocean/av.git
238 lines
7.5 KiB
Go
238 lines
7.5 KiB
Go
/*
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TODO: this file should really be in a 'h264enc' package.
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DESCRIPTION
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cabacenc_test.go provides testing for functionality found in cabacenc.go.
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AUTHORS
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Saxon A. Nelson-Milton <saxon@ausocean.org>
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LICENSE
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Copyright (C) 2019 the Australian Ocean Lab (AusOcean).
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It is free software: you can redistribute it and/or modify them
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under the terms of the GNU General Public License as published by the
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Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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It is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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in gpl.txt. If not, see http://www.gnu.org/licenses.
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*/
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package h264dec
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import (
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"reflect"
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"testing"
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)
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func TestMbTypeBinString(t *testing.T) {
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tests := []struct {
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v, slice int
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want []int
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err error
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}{
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{v: 6, slice: sliceTypeI, want: []int{1, 0, 0, 1, 0, 0, 1}},
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{v: 26, slice: sliceTypeI, err: errBadMbType},
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{v: -1, slice: sliceTypeI, err: errBadMbType},
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{v: 4, slice: sliceTypeSI, want: []int{0}},
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{v: 6, slice: sliceTypeSI, want: []int{1, 1, 0, 0, 1, 0, 0, 0}},
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{v: 0, slice: sliceTypeSI, err: errBadMbType},
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{v: 27, slice: sliceTypeSI, err: errBadMbType},
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{v: 2, slice: sliceTypeP, want: []int{0, 1, 0}},
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{v: 3, slice: sliceTypeSP, want: []int{0, 0, 1}},
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{v: 7, slice: sliceTypeP, want: []int{1, 1, 0, 0, 0, 0, 1}},
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{v: 7, slice: sliceTypeSP, want: []int{1, 1, 0, 0, 0, 0, 1}},
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{v: -1, slice: sliceTypeP, err: errBadMbType},
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{v: 31, slice: sliceTypeP, err: errBadMbType},
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{v: 8, slice: sliceTypeB, want: []int{1, 1, 0, 1, 0, 1}},
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{v: 30, slice: sliceTypeB, want: []int{1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 0, 1, 0}},
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{v: -1, slice: sliceTypeB, err: errBadMbType},
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{v: 49, slice: sliceTypeB, err: errBadMbType},
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{v: 6, slice: 20, err: errBadMbSliceType},
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}
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for i, test := range tests {
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got, err := mbTypeBinString(test.v, test.slice)
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if err != test.err {
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t.Errorf("did not get expected error for test %d\nGot: %v\nWant: %v", i, err, test.err)
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}
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if !reflect.DeepEqual(got, test.want) {
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t.Errorf("did not get expected result for test %d\nGot: %v\nWant: %v", i, got, test.want)
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}
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}
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}
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func TestSubMbTypeBinString(t *testing.T) {
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tests := []struct {
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v, slice int
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want []int
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err error
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}{
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{v: 2, slice: sliceTypeP, want: []int{0, 1, 1}},
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{v: 2, slice: sliceTypeSP, want: []int{0, 1, 1}},
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{v: -1, slice: sliceTypeSP, err: errBadMbType},
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{v: 4, slice: sliceTypeSP, err: errBadMbType},
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{v: 9, slice: sliceTypeB, want: []int{1, 1, 1, 0, 1, 0}},
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{v: 9, slice: 40, err: errBadSubMbSliceType},
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}
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for i, test := range tests {
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got, err := subMbTypeBinString(test.v, test.slice)
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if err != test.err {
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t.Errorf("did not get expected error for test %d\nGot: %v\nWant: %v", i, err, test.err)
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}
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if !reflect.DeepEqual(got, test.want) {
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t.Errorf("did not get expected result for test %d\nGot: %v\nWant: %v", i, got, test.want)
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}
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}
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}
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func TestUnaryBinString(t *testing.T) {
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// Test data has been extracted from table 9-35 of the specifications.
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tests := []struct {
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in int
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want []int
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err error
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}{
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{in: 0, want: []int{0}, err: nil},
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{in: 1, want: []int{1, 0}, err: nil},
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{in: 2, want: []int{1, 1, 0}, err: nil},
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{in: 3, want: []int{1, 1, 1, 0}, err: nil},
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{in: 4, want: []int{1, 1, 1, 1, 0}, err: nil},
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{in: 5, want: []int{1, 1, 1, 1, 1, 0}, err: nil},
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{in: -3, want: nil, err: errNegativeSyntaxVal},
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}
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for i, test := range tests {
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got, err := unaryBinString(test.in)
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if err != test.err {
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t.Errorf("did not get expected error for test %d\nGot: %v\nWant: %v", i, err, test.err)
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}
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if !reflect.DeepEqual(test.want, got) {
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t.Errorf("did not get expected result for test %d\nGot: %v\nWant: %v\n", i, got, test.want)
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}
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}
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}
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func TestFixedLengthBinString(t *testing.T) {
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tests := []struct {
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v int
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cMax int
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want []int
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err error
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}{
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{v: 0, cMax: 7, want: []int{0, 0, 0}},
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{v: 1, cMax: 7, want: []int{0, 0, 1}},
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{v: 2, cMax: 7, want: []int{0, 1, 0}},
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{v: 3, cMax: 7, want: []int{0, 1, 1}},
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{v: 4, cMax: 7, want: []int{1, 0, 0}},
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{v: 5, cMax: 7, want: []int{1, 0, 1}},
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{v: 6, cMax: 7, want: []int{1, 1, 0}},
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{v: 7, cMax: 7, want: []int{1, 1, 1}},
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{v: -1, cMax: 7, want: nil, err: errNegativeValue},
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}
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for i, test := range tests {
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got, err := fixedLenBinString(test.v, test.cMax)
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if err != test.err {
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t.Errorf("did not get expected error for test %d\nGot: %v\nWant: %v\n", i, err, test.err)
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}
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if !reflect.DeepEqual(test.want, got) {
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t.Errorf("did not get expected result for test %d\nGot: %v\nWant: %v\n", i, got, test.want)
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}
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}
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}
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func TestTruncUnaryBinString(t *testing.T) {
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tests := []struct {
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v int
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cMax int
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want []int
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err error
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}{
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{v: 0, cMax: 10, want: []int{0}, err: nil},
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{v: 1, cMax: 10, want: []int{1, 0}, err: nil},
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{v: 2, cMax: 10, want: []int{1, 1, 0}, err: nil},
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{v: 0, cMax: 0, want: []int{}, err: nil},
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{v: 4, cMax: 4, want: []int{1, 1, 1, 1}, err: nil},
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{v: 1, cMax: 10, want: []int{1, 0}, err: nil},
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{v: 2, cMax: 10, want: []int{1, 1, 0}, err: nil},
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{v: -3, cMax: 10, want: nil, err: errNegativeSyntaxVal},
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{v: 5, cMax: 4, want: nil, err: errInvalidSyntaxVal},
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}
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for i, test := range tests {
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got, err := truncUnaryBinString(test.v, test.cMax)
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if err != test.err {
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t.Errorf("did not get expected error for test %d\nGot: %v\nWant: %v", i, err, test.err)
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}
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if !reflect.DeepEqual(test.want, got) {
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t.Errorf("did not get expected result for test %d\nGot: %v\nWant: %v\n", i, got, test.want)
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}
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}
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}
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func TestUEGkSuffix(t *testing.T) {
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// Data from https://patents.google.com/patent/US20070092150
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tests := []struct {
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v, uCoff, k int
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signedValFlag bool
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want []int
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}{
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0: {v: 14, uCoff: 14, want: []int{0}},
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1: {v: 15, uCoff: 14, want: []int{1, 0, 0}},
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2: {v: 16, uCoff: 14, want: []int{1, 0, 1}},
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3: {v: 17, uCoff: 14, want: []int{1, 1, 0, 0, 0}},
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4: {v: 18, uCoff: 14, want: []int{1, 1, 0, 0, 1}},
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5: {v: 19, uCoff: 14, want: []int{1, 1, 0, 1, 0}},
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6: {v: 20, uCoff: 14, want: []int{1, 1, 0, 1, 1}},
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7: {v: 21, uCoff: 14, want: []int{1, 1, 1, 0, 0, 0, 0}},
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8: {v: 22, uCoff: 14, want: []int{1, 1, 1, 0, 0, 0, 1}},
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9: {v: 23, uCoff: 14, want: []int{1, 1, 1, 0, 0, 1, 0}},
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10: {v: 24, uCoff: 14, want: []int{1, 1, 1, 0, 0, 1, 1}},
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11: {v: 25, uCoff: 14, want: []int{1, 1, 1, 0, 1, 0, 0}},
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}
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for i, test := range tests {
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got := suffix(test.v, test.uCoff, test.k, test.signedValFlag)
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if !reflect.DeepEqual(got, test.want) {
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t.Errorf("did not get expected result for test %d\nGot: %v\nWant: %v\n", i, got, test.want)
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}
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}
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}
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func TestUnaryExpGolombBinString(t *testing.T) {
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tests := []struct {
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v, uCoff, k int
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signedValFlag bool
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want []int
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}{
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0: {v: 7, uCoff: 14, want: []int{1, 1, 1, 1, 1, 1, 1, 0}},
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1: {v: 17, uCoff: 14, want: []int{1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0}},
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2: {v: 15, uCoff: 14, signedValFlag: true, want: []int{1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0}},
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3: {v: -15, uCoff: 14, signedValFlag: true, want: []int{1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1}},
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}
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for i, test := range tests {
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got, err := unaryExpGolombBinString(test.v, test.uCoff, test.k, test.signedValFlag)
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if err != nil {
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t.Errorf("did not expect error %v for test %d", err, i)
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}
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if !reflect.DeepEqual(got, test.want) {
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t.Errorf("did not get expected result for test %d\nGot: %v\nWant: %v\n", i, got, test.want)
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}
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}
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}
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