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baseaudiosrc: call parent alloc function

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Call the parent alloc function to allocate buffers.
This commit is contained in:
Wim Taymans 2011-08-04 18:08:49 +02:00
parent a7d88b0898
commit 86a10fbb9f
1 changed files with 13 additions and 3 deletions
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16
gst-libs/gst/audio/gstbaseaudiosrc.c
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@ -749,6 +749,7 @@ static GstFlowReturn
gst_base_audio_src_create (GstBaseSrc * bsrc, guint64 offset, guint length,
GstBuffer ** outbuf)
{
GstFlowReturn ret;
GstBaseAudioSrc *src = GST_BASE_AUDIO_SRC (bsrc);
GstBuffer *buf;
guchar *data, *ptr;
@ -789,13 +790,17 @@ gst_base_audio_src_create (GstBaseSrc * bsrc, guint64 offset, guint length,
sample = gst_base_audio_src_get_offset (src);
}
GST_DEBUG_OBJECT (src, "reading from sample %" G_GUINT64_FORMAT, sample);
GST_DEBUG_OBJECT (src, "reading from sample %" G_GUINT64_FORMAT " length %u",
sample, length);
/* get the number of samples to read */
total_samples = samples = length / bps;
/* FIXME, using a bufferpool would be nice here */
buf = gst_buffer_new_and_alloc (length);
/* use the basesrc allocation code to use bufferpools or custom allocators */
ret = GST_BASE_SRC_CLASS (parent_class)->alloc (bsrc, offset, length, &buf);
if (G_UNLIKELY (ret != GST_FLOW_OK))
goto alloc_failed;
data = ptr = gst_buffer_map (buf, NULL, NULL, GST_MAP_WRITE);
do {
read = gst_ring_buffer_read (ringbuffer, sample, ptr, samples);
@ -1025,6 +1030,11 @@ wrong_offset:
G_GUINT64_FORMAT " was given", offset));
return GST_FLOW_ERROR;
}
alloc_failed:
{
GST_DEBUG_OBJECT (src, "alloc failed: %s", gst_flow_get_name (ret));
return ret;
}
stopped:
{
gst_buffer_unref (buf);