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winegstreamer: Implement MPEG-4 audio to wg_format conversion.

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Elizabeth Figura 2024-06-15 21:18:03 -05:00 committed by Alexandre Julliard
parent 92956ae554
commit 2a0a43627b
1 changed files with 60 additions and 0 deletions
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60
dlls/winegstreamer/wg_format.c
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@ -203,6 +203,60 @@ static void wg_format_from_caps_audio_mpeg1(struct wg_format *format, const GstC
format->u.audio.rate = rate;
}
static void wg_format_from_caps_audio_mpeg4(struct wg_format *format, const GstCaps *caps)
{
const GstStructure *structure = gst_caps_get_structure(caps, 0);
const GValue *codec_data_value;
const gchar *stream_format;
GstBuffer *codec_data;
gint channels, rate;
GstMapInfo map;
if (!gst_structure_get_int(structure, "channels", &channels))
{
GST_WARNING("Missing \"channels\" value in %" GST_PTR_FORMAT ".", caps);
return;
}
if (!gst_structure_get_int(structure, "rate", &rate))
{
GST_WARNING("Missing \"rate\" value in %" GST_PTR_FORMAT ".", caps);
return;
}
if (!(codec_data_value = gst_structure_get_value(structure, "codec_data"))
|| !(codec_data = gst_value_get_buffer(codec_data_value)))
{
GST_WARNING("Missing \"codec_data\" value in %" GST_PTR_FORMAT ".", caps);
return;
}
if (!(stream_format = gst_structure_get_string(structure, "stream-format")))
{
GST_WARNING("Missing \"stream-format\" value in %" GST_PTR_FORMAT ".", caps);
return;
}
format->major_type = WG_MAJOR_TYPE_AUDIO_MPEG4;
format->u.audio.channels = channels;
format->u.audio.rate = rate;
if (!strcmp(stream_format, "raw"))
format->u.audio.payload_type = 0;
else if (!strcmp(stream_format, "adts"))
format->u.audio.payload_type = 1;
else if (!strcmp(stream_format, "adif"))
format->u.audio.payload_type = 2;
else if (!strcmp(stream_format, "loas"))
format->u.audio.payload_type = 3;
gst_buffer_map(codec_data, &map, GST_MAP_READ);
if (map.size <= sizeof(format->u.audio.codec_data))
{
format->u.audio.codec_data_len = map.size;
memcpy(format->u.audio.codec_data, map.data, map.size);
}
else
GST_WARNING("Too big codec_data value (%u) in %" GST_PTR_FORMAT ".", (UINT)map.size, caps);
gst_buffer_unmap(codec_data, &map);
}
static void wg_format_from_caps_audio_wma(struct wg_format *format, const GstCaps *caps)
{
const GstStructure *structure = gst_caps_get_structure(caps, 0);
@ -419,6 +473,12 @@ void wg_format_from_caps(struct wg_format *format, const GstCaps *caps)
{
wg_format_from_caps_audio_mpeg1(format, caps);
}
else if (!strcmp(name, "audio/mpeg")
&& gst_structure_get_int(structure, "mpegversion", &version) && version == 4
&& gst_structure_get_boolean(structure, "framed", &parsed) && parsed)
{
wg_format_from_caps_audio_mpeg4(format, caps);
}
else if (!strcmp(name, "audio/x-wma"))
{
wg_format_from_caps_audio_wma(format, caps);