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winegstreamer: Handle MPEG-1 audio formats in amt_to_wg_format(). 

Signed-off-by: Zebediah Figura <z.figura12@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2021-02-09 17:13:53 -06:00 committed by Alexandre Julliard
parent d73df9e4e1
commit dfeafc7417
1 changed files with 57 additions and 0 deletions
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57
dlls/winegstreamer/gstdemux.c
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@ -686,6 +686,57 @@ static bool amt_to_wg_format_audio(const AM_MEDIA_TYPE *mt, struct wg_format *fo
return false;
}
static bool amt_to_wg_format_audio_mpeg1(const AM_MEDIA_TYPE *mt, struct wg_format *format)
{
const MPEG1WAVEFORMAT *audio_format = (const MPEG1WAVEFORMAT *)mt->pbFormat;
if (!IsEqualGUID(&mt->formattype, &FORMAT_WaveFormatEx))
{
FIXME("Unknown format type %s.\n", debugstr_guid(&mt->formattype));
return false;
}
if (mt->cbFormat < sizeof(*audio_format) || !mt->pbFormat)
{
ERR("Unexpected format size %u.\n", mt->cbFormat);
return false;
}
format->major_type = WG_MAJOR_TYPE_AUDIO;
format->u.audio.channels = audio_format->wfx.nChannels;
format->u.audio.rate = audio_format->wfx.nSamplesPerSec;
if (audio_format->fwHeadLayer == 1)
format->u.audio.format = WG_AUDIO_FORMAT_MPEG1_LAYER1;
else if (audio_format->fwHeadLayer == 2)
format->u.audio.format = WG_AUDIO_FORMAT_MPEG1_LAYER2;
else if (audio_format->fwHeadLayer == 3)
format->u.audio.format = WG_AUDIO_FORMAT_MPEG1_LAYER3;
else
return false;
return true;
}
static bool amt_to_wg_format_audio_mpeg1_layer3(const AM_MEDIA_TYPE *mt, struct wg_format *format)
{
const MPEGLAYER3WAVEFORMAT *audio_format = (const MPEGLAYER3WAVEFORMAT *)mt->pbFormat;
if (!IsEqualGUID(&mt->formattype, &FORMAT_WaveFormatEx))
{
FIXME("Unknown format type %s.\n", debugstr_guid(&mt->formattype));
return false;
}
if (mt->cbFormat < sizeof(*audio_format) || !mt->pbFormat)
{
ERR("Unexpected format size %u.\n", mt->cbFormat);
return false;
}
format->major_type = WG_MAJOR_TYPE_AUDIO;
format->u.audio.channels = audio_format->wfx.nChannels;
format->u.audio.rate = audio_format->wfx.nSamplesPerSec;
format->u.audio.format = WG_AUDIO_FORMAT_MPEG1_LAYER3;
return true;
}
static bool amt_to_wg_format_video(const AM_MEDIA_TYPE *mt, struct wg_format *format)
{
static const struct
@ -750,7 +801,13 @@ static bool amt_to_wg_format(const AM_MEDIA_TYPE *mt, struct wg_format *format)
if (IsEqualGUID(&mt->majortype, &MEDIATYPE_Video))
return amt_to_wg_format_video(mt, format);
if (IsEqualGUID(&mt->majortype, &MEDIATYPE_Audio))
{
if (IsEqualGUID(&mt->subtype, &MEDIASUBTYPE_MPEG1AudioPayload))
return amt_to_wg_format_audio_mpeg1(mt, format);
if (IsEqualGUID(&mt->subtype, &MEDIASUBTYPE_MP3))
return amt_to_wg_format_audio_mpeg1_layer3(mt, format);
return amt_to_wg_format_audio(mt, format);
}
FIXME("Unknown major type %s.\n", debugstr_guid(&mt->majortype));
return false;