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vorbisdec: reduce some hard-coding

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... such as assuming float all over, and base src caps on template caps.
This commit is contained in:
Mark Nauwelaerts 2010-02-03 14:37:43 +01:00
parent 40a841e377
commit 5e06eaa517
2 changed files with 12 additions and 10 deletions
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21
ext/vorbis/gstvorbisdec.c
View file

@ -237,7 +237,7 @@ vorbis_dec_convert (GstPad * pad,
case GST_FORMAT_TIME:
switch (*dest_format) {
case GST_FORMAT_BYTES:
scale = sizeof (float) * dec->vi.channels;
scale = dec->width * dec->vi.channels;
case GST_FORMAT_DEFAULT:
*dest_value =
scale * gst_util_uint64_scale_int (src_value, dec->vi.rate,
@ -250,7 +250,7 @@ vorbis_dec_convert (GstPad * pad,
case GST_FORMAT_DEFAULT:
switch (*dest_format) {
case GST_FORMAT_BYTES:
*dest_value = src_value * sizeof (float) * dec->vi.channels;
*dest_value = src_value * dec->width * dec->vi.channels;
break;
case GST_FORMAT_TIME:
*dest_value =
@ -263,11 +263,11 @@ vorbis_dec_convert (GstPad * pad,
case GST_FORMAT_BYTES:
switch (*dest_format) {
case GST_FORMAT_DEFAULT:
*dest_value = src_value / (sizeof (float) * dec->vi.channels);
*dest_value = src_value / (dec->width * dec->vi.channels);
break;
case GST_FORMAT_TIME:
*dest_value = gst_util_uint64_scale_int (src_value, GST_SECOND,
dec->vi.rate * sizeof (float) * dec->vi.channels);
dec->vi.rate * dec->width * dec->vi.channels);
break;
default:
res = FALSE;
@ -589,10 +589,11 @@ vorbis_handle_identification_packet (GstVorbisDec * vd)
}
}
caps = gst_caps_new_simple ("audio/x-raw-float",
"rate", G_TYPE_INT, vd->vi.rate,
"channels", G_TYPE_INT, vd->vi.channels,
"endianness", G_TYPE_INT, G_BYTE_ORDER, "width", G_TYPE_INT, 32, NULL);
vd->width = 4;
caps = gst_caps_copy (gst_pad_get_pad_template_caps (vd->srcpad));
gst_caps_set_simple (caps, "rate", G_TYPE_INT, vd->vi.rate,
"channels", G_TYPE_INT, vd->vi.channels);
if (pos) {
gst_audio_set_channel_positions (gst_caps_get_structure (caps, 0), pos);
@ -797,7 +798,7 @@ vorbis_dec_push_forward (GstVorbisDec * dec, GstBuffer * buf)
/* clip */
if (!(buf = gst_audio_buffer_clip (buf, &dec->segment, dec->vi.rate,
dec->vi.channels * sizeof (float)))) {
dec->vi.channels * dec->width))) {
GST_LOG_OBJECT (dec, "clipped buffer");
return GST_FLOW_OK;
}
@ -882,7 +883,7 @@ vorbis_handle_data_packet (GstVorbisDec * vd, ogg_packet * packet,
if ((sample_count = vorbis_synthesis_pcmout (&vd->vd, NULL)) == 0)
goto done;
size = sample_count * vd->vi.channels * sizeof (float);
size = sample_count * vd->vi.channels * vd->width;
GST_LOG_OBJECT (vd, "%d samples ready for reading, size %d", sample_count,
size);

1
ext/vorbis/gstvorbisdec.h
View file

@ -59,6 +59,7 @@ struct _GstVorbisDec {
vorbis_block vb;
gboolean initialized;
guint width;
/* list of buffers that need timestamps */
GList *queued;