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#include "config.h"
#include "audio/chmap.h"
#include "audio/chmap_avchannel.h"
#include "audio/chmap_sel.h"
#include "test_utils.h"
#define LAYOUTS(...) (char*[]){__VA_ARGS__, NULL}
static void test_sel(const char *input, const char *expected_selection,
char **layouts)
{
struct mp_chmap_sel s = {0};
struct mp_chmap input_map;
struct mp_chmap expected_map;
assert_true(mp_chmap_from_str(&input_map, bstr0(input)));
assert_true(mp_chmap_from_str(&expected_map, bstr0(expected_selection)));
for (int n = 0; layouts[n]; n++) {
struct mp_chmap tmp;
assert_true(mp_chmap_from_str(&tmp, bstr0(layouts[n])));
int count = s.num_chmaps;
mp_chmap_sel_add_map(&s, &tmp);
assert_true(s.num_chmaps > count); // assure validity and max. count
}
assert_true(mp_chmap_sel_fallback(&s, &input_map));
// We convert expected_map to a chmap and then back to a string to avoid
// problems with ambiguous layouts.
assert_string_equal(mp_chmap_to_str(&input_map),
mp_chmap_to_str(&expected_map));
}
static bool layout_matches(const AVChannelLayout *av_layout,
const struct mp_chmap *mp_layout,
bool require_default_unspec)
{
if (!mp_chmap_is_valid(mp_layout) ||
!av_channel_layout_check(av_layout) ||
av_layout->nb_channels != mp_layout->num ||
mp_layout->num > MP_NUM_CHANNELS)
return false;
switch (av_layout->order) {
case AV_CHANNEL_ORDER_UNSPEC:
{
if (!require_default_unspec)
return true;
// mp_chmap essentially does not have a concept of "unspecified"
// so we check if the mp layout matches the default layout for such
// channel count.
struct mp_chmap default_layout = { 0 };
mp_chmap_from_channels(&default_layout, mp_layout->num);
return mp_chmap_equals(mp_layout, &default_layout);
}
case AV_CHANNEL_ORDER_NATIVE:
return av_layout->u.mask == mp_chmap_to_lavc(mp_layout);
default:
// TODO: handle custom layouts
return false;
}
return true;
}
static void test_mp_chmap_to_av_channel_layout(void)
{
mp_ch_layout_tuple *mapping_array = NULL;
void *iter = NULL;
bool anything_failed = false;
printf("Testing mp_chmap -> AVChannelLayout conversions\n");
while ((mapping_array = mp_iterate_builtin_layouts(&iter))) {
const char *mapping_name = (*mapping_array)[0];
const char *mapping_str = (*mapping_array)[1];
struct mp_chmap mp_layout = { 0 };
AVChannelLayout av_layout = { 0 };
char layout_desc[128] = {0};
assert_true(mp_chmap_from_str(&mp_layout, bstr0(mapping_str)));
mp_chmap_to_av_layout(&av_layout, &mp_layout);
assert_false(av_channel_layout_describe(&av_layout,
layout_desc, 128) < 0);
bool success =
(strcmp(layout_desc, mp_chmap_to_str(&mp_layout)) == 0 ||
layout_matches(&av_layout, &mp_layout, false));
if (!success)
anything_failed = true;
printf("%s: %s (%s) -> %s\n",
success ? "Success" : "Failure",
mapping_str, mapping_name, layout_desc);
av_channel_layout_uninit(&av_layout);
}
assert_false(anything_failed);
}
static void test_av_channel_layout_to_mp_chmap(void)
{
const AVChannelLayout *av_layout = NULL;
void *iter = NULL;
bool anything_failed = false;
printf("Testing AVChannelLayout -> mp_chmap conversions\n");
while ((av_layout = av_channel_layout_standard(&iter))) {
struct mp_chmap mp_layout = { 0 };
char layout_desc[128] = {0};
assert_false(av_channel_layout_describe(av_layout,
layout_desc, 128) < 0);
bool ret = mp_chmap_from_av_layout(&mp_layout, av_layout);
if (!ret) {
bool too_many_channels =
av_layout->nb_channels > MP_NUM_CHANNELS;
printf("Conversion from '%s' to mp_chmap failed (%s)!\n",
layout_desc,
too_many_channels ?
"channel count was over max, ignoring" :
"unexpected, failing");
// we should for now only fail with things such as 22.2
// due to mp_chmap being currently limited to 16 channels
assert_true(too_many_channels);
continue;
}
bool success =
(strcmp(layout_desc, mp_chmap_to_str(&mp_layout)) == 0 ||
layout_matches(av_layout, &mp_layout, true));
if (!success)
anything_failed = true;
printf("%s: %s -> %s\n",
success ? "Success" : "Failure",
layout_desc, mp_chmap_to_str(&mp_layout));
}
assert_false(anything_failed);
}
int main(void)
{
struct mp_chmap a;
struct mp_chmap b;
struct mp_chmap_sel s = {0};
test_sel("5.1", "7.1", LAYOUTS("7.1"));
test_sel("7.1", "5.1", LAYOUTS("5.1"));
test_sel("7.1(wide-side)", "7.1", LAYOUTS("7.1"));
test_sel("7.1(wide-side)", "5.1(side)", LAYOUTS("7.1", "5.1(side)"));
test_sel("3.1", "5.1", LAYOUTS("7.1", "5.1", "2.1", "stereo", "mono"));
test_sel("5.1", "7.1(rear)", LAYOUTS("7.1(rear)"));
test_sel("5.1(side)", "5.1", LAYOUTS("5.1", "7.1"));
test_sel("5.1", "7.1(alsa)", LAYOUTS("7.1(alsa)"));
test_sel("mono", "stereo", LAYOUTS("stereo", "5.1"));
test_sel("stereo", "stereo", LAYOUTS("stereo", "5.1"));
test_sel("5.1(side)", "7.1(rear)", LAYOUTS("stereo", "7.1(rear)"));
test_sel("7.1", "fl-fr-lfe-fc-bl-br-flc-frc",
LAYOUTS("fl-fr-lfe-fc-bl-br-flc-frc", "3.0(back)"));
mp_chmap_set_unknown(&a, 2);
mp_chmap_from_str(&b, bstr0("5.1"));
mp_chmap_sel_add_map(&s, &a);
assert_false(mp_chmap_sel_fallback(&s, &b));
assert_string_equal(mp_chmap_to_str(&b), "5.1");
test_sel("quad", "quad(side)", LAYOUTS("quad(side)", "stereo"));
test_sel("quad", "quad(side)", LAYOUTS("quad(side)", "7.0"));
test_sel("quad", "quad(side)", LAYOUTS("7.0", "quad(side)"));
test_sel("quad", "7.1(wide-side)", LAYOUTS("7.1(wide-side)", "stereo"));
test_sel("quad", "7.1(wide-side)", LAYOUTS("stereo", "7.1(wide-side)"));
test_sel("quad", "fl-fr-sl-sr",
LAYOUTS("fl-fr-fc-bl-br", "fl-fr-sl-sr"));
test_sel("quad", "fl-fr-bl-br-na-na-na-na",
LAYOUTS("fl-fr-bl-br-na-na-na-na", "quad(side)", "stereo"));
test_sel("quad", "fl-fr-bl-br-na-na-na-na",
LAYOUTS("stereo", "quad(side)", "fl-fr-bl-br-na-na-na-na"));
test_sel("fl-fr-fc-lfe-sl-sr", "fl-fr-lfe-fc-bl-br-na-na",
LAYOUTS("fl-fr-lfe-fc-bl-br-na-na", "fl-fr-lfe-fc-bl-br-sdl-sdr"));
test_sel("fl-fr-fc-lfe-sl-sr", "fl-fr-lfe-fc-bl-br-na-na",
LAYOUTS("fl-fr-lfe-fc-bl-br-sdl-sdr", "fl-fr-lfe-fc-bl-br-na-na"));
test_sel("na-fl-fr", "na-fl-fr", LAYOUTS("na-fl-fr-na", "fl-na-fr", "na-fl-fr",
"fl-fr-na-na", "na-na-fl-fr"));
mp_chmap_from_str(&a, bstr0("3.1"));
mp_chmap_from_str(&b, bstr0("2.1"));
assert_int_equal(mp_chmap_diffn(&a, &b), 1);
mp_chmap_from_str(&b, bstr0("6.1(back)"));
assert_int_equal(mp_chmap_diffn(&a, &b), 0);
assert_int_equal(mp_chmap_diffn(&b, &a), 3);
test_av_channel_layout_to_mp_chmap();
test_mp_chmap_to_av_channel_layout();
return 0;
}
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