[PATCH 4/5] quartz/tests: Add tests for MPEG audio decoder sink connection.

[Zebediah Figura]

On 4/27/22 01:42, Anton Baskanov wrote:
> +static const WAVEFORMATEX pcm8_format =
> +{
> +    .wFormatTag = WAVE_FORMAT_PCM,
> +    .nChannels = 1,
> +    .nSamplesPerSec = 32000,
> +    .wBitsPerSample = 8,
> +    .nBlockAlign = 1,
> +    .nAvgBytesPerSec = 32000,
> +};
> +
> +static const AM_MEDIA_TYPE pcm8_mt =
> +{
> +    /* MEDIATYPE_Audio, MEDIASUBTYPE_PCM, FORMAT_WaveFormatEx */
> +    .majortype = {0x73647561, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}},
> +    .subtype = {0x00000001, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}},
> +    .bFixedSizeSamples = TRUE,
> +    .lSampleSize = 1,
> +    .formattype = {0x05589f81, 0xc356, 0x11ce, {0xbf, 0x01, 0x00, 0xaa, 0x00, 0x55, 0x59, 0x5a}},
> +    .cbFormat = sizeof(WAVEFORMATEX),
> +    .pbFormat = (BYTE *)&pcm8_format,
> +};
> +

This works, but it occurs to me that a helper like

static void init_pcm_mt(AM_MEDIA_TYPE *mt, WAVEFORMATEX *format,
         unsigned int channels, unsigned int sample_rate,
         unsigned int depth)

would save some space.