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winegstreamer: Check whether transform is supported when creating MPEG audio decoder. 

Signed-off-by: Anton Baskanov <baskanov@gmail.com>
Signed-off-by: Zebediah Figura <zfigura@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Anton Baskanov 2022-05-05 17:24:33 -05:00 committed by Alexandre Julliard
parent b18b7260a2
commit 89d28156cf
1 changed files with 31 additions and 0 deletions
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31
dlls/winegstreamer/quartz_transform.c
View File

@ -21,6 +21,7 @@
#include "gst_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(quartz);
WINE_DECLARE_DEBUG_CHANNEL(winediag);
struct transform
{
@ -296,9 +297,39 @@ static const struct transform_ops mpeg_audio_codec_transform_ops =
HRESULT mpeg_audio_codec_create(IUnknown *outer, IUnknown **out)
{
static const struct wg_format output_format =
{
.major_type = WG_MAJOR_TYPE_AUDIO,
.u.audio =
{
.format = WG_AUDIO_FORMAT_S16LE,
.channel_mask = 1,
.channels = 1,
.rate = 44100,
},
};
static const struct wg_format input_format =
{
.major_type = WG_MAJOR_TYPE_MPEG1_AUDIO,
.u.mpeg1_audio =
{
.layer = 2,
.channels = 1,
.rate = 44100,
},
};
struct wg_transform *transform;
struct transform *object;
HRESULT hr;
transform = wg_transform_create(&input_format, &output_format);
if (!transform)
{
ERR_(winediag)("GStreamer doesn't support MPEG-1 audio decoding, please install appropriate plugins.\n");
return E_FAIL;
}
wg_transform_destroy(transform);
hr = transform_create(outer, &CLSID_CMpegAudioCodec, &mpeg_audio_codec_transform_ops, &object);
if (FAILED(hr))
return hr;