Adding upstream version 0.37.0.upstream/0.37.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 218 insertions, 0 deletions

diff --git a/test/chmap.c b/test/chmap.c
new file mode 100644
index 0000000..48af822
--- /dev/null
+++ b/test/chmap.c
@@ -0,0 +1,218 @@
+#include "audio/chmap.h"
+#include "audio/chmap_sel.h"
+#include "config.h"
+#include "test_utils.h"
+
+#if HAVE_AV_CHANNEL_LAYOUT
+#include "audio/chmap_avchannel.h"
+#endif
+
+#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));
+}
+
+#if HAVE_AV_CHANNEL_LAYOUT
+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);
+}
+#endif
+
+
+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);
+
+#if HAVE_AV_CHANNEL_LAYOUT
+    test_av_channel_layout_to_mp_chmap();
+    test_mp_chmap_to_av_channel_layout();
+#endif
+    return 0;
+}