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ext/lame/gstlame.c: Fix up lame a bit.

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Original commit message from CVS:
* ext/lame/gstlame.c: (gst_lame_init), (gst_lame_chain),
(gst_lame_change_state):
Fix up lame a bit.
Apply patch #319782 by Gautier Portet.
This commit is contained in:
Wim Taymans 2006-02-16 17:16:06 +00:00
parent d99d2bc9c2
commit f580c21add
1 changed files with 12 additions and 10 deletions
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22
ext/lame/gstlame.c
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@ -541,7 +541,7 @@ gst_lame_init (GstLame * lame)
lame->vbr_quality = 5; lame->vbr_quality = 5;
lame->vbr_mean_bitrate = lame_get_VBR_mean_bitrate_kbps (lame->lgf); lame->vbr_mean_bitrate = lame_get_VBR_mean_bitrate_kbps (lame->lgf);
lame->vbr_min_bitrate = lame_get_VBR_min_bitrate_kbps (lame->lgf); lame->vbr_min_bitrate = lame_get_VBR_min_bitrate_kbps (lame->lgf);
lame->vbr_max_bitrate = 320; /* lame_get_VBR_max_bitrate_kbps (lame->lgf); lame->vbr_max_bitrate = 0; /* lame_get_VBR_max_bitrate_kbps (lame->lgf);
* => 0/no vbr possible */ * => 0/no vbr possible */
lame->vbr_hard_min = lame_get_VBR_hard_min (lame->lgf); lame->vbr_hard_min = lame_get_VBR_hard_min (lame->lgf);
/* lame->lowpass_freq = 50000; lame_get_lowpassfreq (lame->lgf); /* lame->lowpass_freq = 50000; lame_get_lowpassfreq (lame->lgf);
@ -987,6 +987,8 @@ gst_lame_chain (GstPad * pad, GstBuffer * buf)
gint64 duration; gint64 duration;
GstFlowReturn result; GstFlowReturn result;
gint num_samples; gint num_samples;
guint8 *data;
guint size;
lame = GST_LAME (gst_pad_get_parent (pad)); lame = GST_LAME (gst_pad_get_parent (pad));
@ -995,7 +997,10 @@ gst_lame_chain (GstPad * pad, GstBuffer * buf)
if (!lame->setup) if (!lame->setup)
goto not_setup; goto not_setup;
num_samples = GST_BUFFER_SIZE (buf) / 2; data = GST_BUFFER_DATA (buf);
size = GST_BUFFER_SIZE (buf);
num_samples = size / 2;
/* allocate space for output */ /* allocate space for output */
mp3_buffer_size = 1.25 * num_samples + 7200; mp3_buffer_size = 1.25 * num_samples + 7200;
@ -1004,20 +1009,19 @@ gst_lame_chain (GstPad * pad, GstBuffer * buf)
/* lame seems to be too stupid to get mono interleaved going */ /* lame seems to be too stupid to get mono interleaved going */
if (lame->num_channels == 1) { if (lame->num_channels == 1) {
mp3_size = lame_encode_buffer (lame->lgf, mp3_size = lame_encode_buffer (lame->lgf,
(short int *) (GST_BUFFER_DATA (buf)), (short int *) data,
(short int *) (GST_BUFFER_DATA (buf)), (short int *) data, num_samples, mp3_data, mp3_buffer_size);
num_samples, mp3_data, mp3_buffer_size);
} else { } else {
mp3_size = lame_encode_buffer_interleaved (lame->lgf, mp3_size = lame_encode_buffer_interleaved (lame->lgf,
(short int *) (GST_BUFFER_DATA (buf)), (short int *) data,
num_samples / lame->num_channels, mp3_data, mp3_buffer_size); num_samples / lame->num_channels, mp3_data, mp3_buffer_size);
} }
GST_LOG_OBJECT (lame, "encoded %d bytes of audio to %d bytes of mp3", GST_LOG_OBJECT (lame, "encoded %d bytes of audio to %d bytes of mp3",
GST_BUFFER_SIZE (buf), mp3_size); GST_BUFFER_SIZE (buf), mp3_size);
duration = (GST_SECOND * GST_BUFFER_SIZE (buf) / duration = gst_util_uint64_scale_int (size, GST_SECOND,
(2 * lame->samplerate * lame->num_channels)); 2 * lame->samplerate * lame->num_channels);
if (GST_BUFFER_DURATION (buf) != GST_CLOCK_TIME_NONE && if (GST_BUFFER_DURATION (buf) != GST_CLOCK_TIME_NONE &&
GST_BUFFER_DURATION (buf) != duration) GST_BUFFER_DURATION (buf) != duration)
@ -1176,7 +1180,6 @@ gst_lame_change_state (GstElement * element, GstStateChange transition)
lame = GST_LAME (element); lame = GST_LAME (element);
switch (transition) { switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY: case GST_STATE_CHANGE_NULL_TO_READY:
lame->tags = gst_tag_list_new (); lame->tags = gst_tag_list_new ();
@ -1187,7 +1190,6 @@ gst_lame_change_state (GstElement * element, GstStateChange transition)
break; break;
} }
/* if we haven't failed already, give the parent class a chance to ;-) */
result = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition); result = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
switch (transition) { switch (transition) {