[PATCH 3/6] mfreadwrite/tests: Add some audio media type attributes tests.

[Nikolay Sivov]

On 11/8/21 5:08 PM, Rémi Bernon wrote:
> +    static const struct media_type_desc audio_44100_s8_desc =
> +    {
> +        .items =
> +        {
> +            {.key = &MF_MT_AUDIO_AVG_BYTES_PER_SECOND, .value = {.vt = VT_UI4, .ulVal = 44100}, .todo_missing = TRUE},
> +            {.key = &MF_MT_AUDIO_BLOCK_ALIGNMENT, .value = {.vt = VT_UI4, .ulVal = 1}, .todo_missing = TRUE},
> +            {.key = &MF_MT_AUDIO_NUM_CHANNELS, .value = {.vt = VT_UI4, .ulVal = 1}},
> +            {.key = &MF_MT_MAJOR_TYPE, .value = {.vt = VT_CLSID, .puuid = (GUID *)&MFMediaType_Audio}},
> +            {.key = &MF_MT_AUDIO_SAMPLES_PER_SECOND, .value = {.vt = VT_UI4, .ulVal = 44100}},
> +            {.key = &MF_MT_AUDIO_PREFER_WAVEFORMATEX, .value = {.vt = VT_UI4, .ulVal = 1}, .todo_missing = TRUE},
> +            {.key = &MF_MT_ALL_SAMPLES_INDEPENDENT, .value = {.vt = VT_UI4, .ulVal = 1}},
> +            {.key = &MF_MT_AUDIO_BITS_PER_SAMPLE, .value = {.vt = VT_UI4, .ulVal = 8}},
> +            {.key = &MF_MT_SUBTYPE, .value = {.vt = VT_CLSID, .puuid = (GUID *)&MFAudioFormat_PCM}},
> +        },
> +        .todo_spurious = 1,
> +    };
When you explicitly checking audio types, you can drop MAJOR_TYPE,
PREFER_WAVEFORMATEX, ALL_SAMPLES_INDEPENDENT, or maybe even subtype from
static data, because it will always be the same. You can check for these
still right in the loop, for all data entries.