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ext/libvisual/visual.c: Libvisual plugin was not passing audio data to libvisual 0.4.0 correctly. Fixes #357800

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Original commit message from CVS:
Patch by: Jonathan Matthew <jonathan@kaolin.wh9.net>
* ext/libvisual/visual.c: (gst_visual_clear_actors),
(gst_visual_chain), (gst_visual_change_state):
Libvisual plugin was not passing audio data to libvisual 0.4.0
correctly. Fixes #357800
This commit is contained in:
Jonathan Matthew 2006-09-27 11:58:17 +00:00 committed by Stefan Kost
parent fa970dfd46
commit fbdc3406fa
2 changed files with 89 additions and 12 deletions
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9
ChangeLog
View file

@ -1,3 +1,12 @@
2006-09-27 Stefan Kost <ensonic@users.sf.net>
Patch by: Jonathan Matthew <jonathan@kaolin.wh9.net>
* ext/libvisual/visual.c: (gst_visual_clear_actors),
(gst_visual_chain), (gst_visual_change_state):
Libvisual plugin was not passing audio data to libvisual 0.4.0
correctly. Fixes #357800
2006-09-27 Tim-Philipp Müller <tim at centricular dot net>
* tests/check/pipelines/simple-launch-lines.c: (run_pipeline):

92
ext/libvisual/visual.c
View file

@ -51,7 +51,7 @@ struct _GstVisual
GstSegment segment;
/* libvisual stuff */
VisAudio audio;
VisAudio *audio;
VisVideo *video;
VisActor *actor;
@ -109,8 +109,13 @@ static GstStaticPadTemplate sink_template = GST_STATIC_PAD_TEMPLATE ("sink",
"width = (int) 16, "
"depth = (int) 16, "
"endianness = (int) BYTE_ORDER, "
"signed = (boolean) TRUE, "
"channels = (int) { 1, 2 }, " "rate = (int) [ 1000, MAX ]")
"signed = (boolean) TRUE, " "channels = (int) { 1, 2 }, "
#if defined(VISUAL_API_VERSION) && VISUAL_API_VERSION >= 4000 && VISUAL_API_VERSION < 5000
"rate = (int) { 8000, 11250, 22500, 32000, 44100, 48000, 96000 }"
#else
"rate = (int) [ 1000, MAX ]"
#endif
)
);
@ -228,6 +233,10 @@ gst_visual_clear_actors (GstVisual * visual)
visual_object_unref (VISUAL_OBJECT (visual->video));
visual->video = NULL;
}
if (visual->audio) {
visual_object_unref (VISUAL_OBJECT (visual->audio));
visual->audio = NULL;
}
}
static void
@ -611,17 +620,78 @@ gst_visual_chain (GstPad * pad, GstBuffer * buffer)
data =
(const guint16 *) gst_adapter_peek (visual->adapter, 512 * visual->bps);
#if defined(VISUAL_API_VERSION) && VISUAL_API_VERSION >= 4000 && VISUAL_API_VERSION < 5000
{
VisBuffer *lbuf, *rbuf;
guint16 ldata[512], rdata[512];
VisAudioSampleRateType rate;
lbuf = visual_buffer_new_with_buffer (ldata, sizeof (ldata), NULL);
rbuf = visual_buffer_new_with_buffer (rdata, sizeof (rdata), NULL);
if (visual->channels == 2) {
for (i = 0; i < 512; i++) {
ldata[i] = *data++;
rdata[i] = *data++;
}
} else {
for (i = 0; i < 512; i++) {
ldata[i] = *data;
rdata[i] = *data++;
}
}
switch (visual->rate) {
case 8000:
rate = VISUAL_AUDIO_SAMPLE_RATE_8000;
break;
case 11250:
rate = VISUAL_AUDIO_SAMPLE_RATE_11250;
break;
case 22500:
rate = VISUAL_AUDIO_SAMPLE_RATE_22500;
break;
case 32000:
rate = VISUAL_AUDIO_SAMPLE_RATE_32000;
break;
case 44100:
rate = VISUAL_AUDIO_SAMPLE_RATE_44100;
break;
case 48000:
rate = VISUAL_AUDIO_SAMPLE_RATE_48000;
break;
case 96000:
rate = VISUAL_AUDIO_SAMPLE_RATE_96000;
break;
default:
g_assert_not_reached ();
break;
}
visual_audio_samplepool_input_channel (visual->audio->samplepool,
lbuf,
rate, VISUAL_AUDIO_SAMPLE_FORMAT_S16, VISUAL_AUDIO_CHANNEL_LEFT);
visual_audio_samplepool_input_channel (visual->audio->samplepool,
rbuf,
rate, VISUAL_AUDIO_SAMPLE_FORMAT_S16, VISUAL_AUDIO_CHANNEL_RIGHT);
visual_object_unref (VISUAL_OBJECT (lbuf));
visual_object_unref (VISUAL_OBJECT (rbuf));
}
#else
if (visual->channels == 2) {
for (i = 0; i < 512; i++) {
visual->audio.plugpcm[0][i] = *data++;
visual->audio.plugpcm[1][i] = *data++;
visual->audio->plugpcm[0][i] = *data++;
visual->audio->plugpcm[1][i] = *data++;
}
} else {
for (i = 0; i < 512; i++) {
visual->audio.plugpcm[0][i] = *data;
visual->audio.plugpcm[1][i] = *data++;
visual->audio->plugpcm[0][i] = *data;
visual->audio->plugpcm[1][i] = *data++;
}
}
#endif
/* alloc a buffer if we don't have one yet, this happens
* when we pushed a buffer in this while loop before */
@ -632,8 +702,8 @@ gst_visual_chain (GstPad * pad, GstBuffer * buffer)
}
}
visual_video_set_buffer (visual->video, GST_BUFFER_DATA (outbuf));
visual_audio_analyze (&visual->audio);
visual_actor_run (visual->actor, &visual->audio);
visual_audio_analyze (visual->audio);
visual_actor_run (visual->actor, visual->audio);
visual_video_set_buffer (visual->video, NULL);
GST_DEBUG_OBJECT (visual, "rendered one frame");
@ -682,9 +752,7 @@ gst_visual_change_state (GstElement * element, GstStateChange transition)
visual_actor_new (GST_VISUAL_GET_CLASS (visual)->plugin->info->
plugname);
visual->video = visual_video_new ();
#if defined(VISUAL_API_VERSION) && VISUAL_API_VERSION >= 4000 && VISUAL_API_VERSION < 5000
visual_audio_init (&visual->audio);
#endif
visual->audio = visual_audio_new ();
/* can't have a play without actors */
if (!visual->actor || !visual->video)
goto no_actors;