av/codec/h264/h264dec/cavlc_test.go

139 lines
2.9 KiB
Go

/*
DESCRIPTION
cavlc_test.go provides testing for functionality in cavlc.go.
AUTHORS
Saxon A. Nelson-Milton <saxon@ausocean.org>
LICENSE
Copyright (C) 2019 the Australian Ocean Lab (AusOcean).
It is free software: you can redistribute it and/or modify them
under the terms of the GNU General Public License as published by the
Free Software Foundation, either version 3 of the License, or (at your
option) any later version.
It is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
in gpl.txt. If not, see http://www.gnu.org/licenses.
*/
package h264dec
import (
"bytes"
"reflect"
"testing"
"bitbucket.org/ausocean/av/codec/h264/h264dec/bits"
)
func TestFormCoeffTokenMap(t *testing.T) {
tests := []struct {
in [][]string
want [nColumns]map[int]map[int][2]int
}{
{
in: [][]string{
{"0", "0", "1", "11", "1111", "0000 11", "01", "1"},
{"0", "1", "0001 01", "0010 11", "0011 11", "0000 00", "0001 11", "0001 111"},
},
want: [nColumns]map[int]map[int][2]int{
0: {
0: {1: {0, 0}},
3: {5: {0, 1}},
},
1: {
0: {3: {0, 0}},
2: {11: {0, 1}},
},
2: {
0: {15: {0, 0}},
2: {15: {0, 1}},
},
3: {
4: {3: {0, 0}},
6: {0: {0, 1}},
},
4: {
1: {1: {0, 0}},
3: {7: {0, 1}},
},
5: {
0: {1: {0, 0}},
3: {15: {0, 1}},
},
},
},
{
in: [][]string{
{"0", "0", "1", "11", "1111", "0000 11", "01", "1"},
{"0", "1", "0001 01", "0010 11", "0011 11", "-", "0001 11", "0001 111"},
},
want: [nColumns]map[int]map[int][2]int{
0: {
0: {1: {0, 0}},
3: {5: {0, 1}},
},
1: {
0: {3: {0, 0}},
2: {11: {0, 1}},
},
2: {
0: {15: {0, 0}},
2: {15: {0, 1}},
},
3: {
4: {3: {0, 0}},
},
4: {
1: {1: {0, 0}},
3: {7: {0, 1}},
},
5: {
0: {1: {0, 0}},
3: {15: {0, 1}},
},
},
},
}
for i, test := range tests {
m, err := formCoeffTokenMap(test.in)
if err != nil {
t.Errorf("did not expect error: %v for test: %d", err, i)
}
if !reflect.DeepEqual(m, test.want) {
t.Errorf("did not get expected result for test: %d\nGot: %v\nWant: %v\n", i, m, test.want)
}
}
}
func TestParseLevelPrefix(t *testing.T) {
tests := []struct {
in string
want int
}{
{in: "00001", want: 4},
{in: "0000001", want: 6},
{in: "1", want: 0},
}
for i, test := range tests {
s, _ := binToSlice(test.in)
l, err := parseLevelPrefix(bits.NewBitReader(bytes.NewReader(s)))
if err != nil {
t.Errorf("did not expect error: %v, for test %d", err, i)
}
if l != test.want {
t.Errorf("did not get expected result for test %d\nGot: %d\nWant: %d\n", i, l, test.want)
}
}
}