Mercurial > foo_out_sdl

comparison foosdk/sdk/foobar2000/helpers/fb2k_wfx.h @ 1:20d02a178406 default tip

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*: check in everything else yay
author Paper <paper@tflc.us>
date Mon, 05 Jan 2026 02:15:46 -0500
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0:e9bb126753e7 1:20d02a178406
1 #pragma once
2
3 struct fb2k_wfx {
4 audio_chunk::spec_t spec;
5 bool bFloat;
6 unsigned bps;
7 void parse( const WAVEFORMATEX * wfx ) {
8 spec.sampleRate = wfx->nSamplesPerSec;
9 spec.chanCount = wfx->nChannels;
10 spec.chanMask = audio_chunk::g_guess_channel_config( spec.chanCount );
11 bps = wfx->wBitsPerSample;
12 switch( wfx->wFormatTag ) {
13 case WAVE_FORMAT_PCM:
14 bFloat = false; break;
15 case WAVE_FORMAT_IEEE_FLOAT:
16 bFloat = true; break;
17 case WAVE_FORMAT_EXTENSIBLE:
18 {
19 auto wfxe = (const WAVEFORMATEXTENSIBLE*) wfx;
20 auto newMask = audio_chunk::g_channel_config_from_wfx( wfxe->dwChannelMask );
21 if ( audio_chunk::g_count_channels(newMask) == spec.chanCount ) {
22 spec.chanMask = newMask;
23 }
24 if ( wfxe->SubFormat == KSDATAFORMAT_SUBTYPE_IEEE_FLOAT ) {
25 bFloat = true;
26 } else if ( wfxe->SubFormat == KSDATAFORMAT_SUBTYPE_PCM ) {
27 bFloat = false;
28 } else {
29 throw exception_io_data();
30 }
31 }
32 break;
33 default:
34 throw exception_io_data();
35 }
36
37 }
38 };