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twolame: port to 0.11

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This commit is contained in:
Tim-Philipp Müller 2011-11-11 00:51:34 +00:00
parent 1375f98879
commit ac240ac349
1 changed files with 27 additions and 41 deletions
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68
ext/twolame/gsttwolame.c
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@ -62,19 +62,11 @@ GST_DEBUG_CATEGORY_STATIC (debug);
/* TwoLAME can do MPEG-1, MPEG-2 so it has 6 possible
* sample rates it supports */
static GstStaticPadTemplate gst_two_lame_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("audio/x-raw-float, "
"endianness = (int) BYTE_ORDER, "
"width = (int) 32, "
"rate = (int) { 16000, 22050, 24000, 32000, 44100, 48000 }, "
"channels = (int) [ 1, 2 ]; "
"audio/x-raw-int, "
"endianness = (int) BYTE_ORDER, "
"signed = (boolean) true, "
"width = (int) 16, "
"depth = (int) 16, "
GST_STATIC_CAPS ("audio/x-raw, "
"format = (string) { " GST_AUDIO_NE (F32) ", " GST_AUDIO_NE (S16) " }, "
"rate = (int) { 16000, 22050, 24000, 32000, 44100, 48000 }, "
"channels = (int) [ 1, 2 ]")
);
@ -205,8 +197,7 @@ static void gst_two_lame_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static gboolean gst_two_lame_setup (GstTwoLame * twolame);
GST_BOILERPLATE (GstTwoLame, gst_two_lame, GstAudioEncoder,
GST_TYPE_AUDIO_ENCODER);
G_DEFINE_TYPE (GstTwoLame, gst_two_lame, GST_TYPE_AUDIO_ENCODER);
static void
gst_two_lame_release_memory (GstTwoLame * twolame)
@ -222,22 +213,7 @@ gst_two_lame_finalize (GObject * obj)
{
gst_two_lame_release_memory (GST_TWO_LAME (obj));
G_OBJECT_CLASS (parent_class)->finalize (obj);
}
static void
gst_two_lame_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_two_lame_src_template));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_two_lame_sink_template));
gst_element_class_set_details_simple (element_class, "TwoLAME mp2 encoder",
"Codec/Encoder/Audio",
"High-quality free MP2 encoder",
"Sebastian Dröge <sebastian.droege@collabora.co.uk>");
G_OBJECT_CLASS (gst_two_lame_parent_class)->finalize (obj);
}
static void
@ -249,8 +225,6 @@ gst_two_lame_class_init (GstTwoLameClass * klass)
gobject_class = (GObjectClass *) klass;
gstbase_class = (GstAudioEncoderClass *) klass;
parent_class = g_type_class_peek_parent (klass);
gobject_class->set_property = gst_two_lame_set_property;
gobject_class->get_property = gst_two_lame_get_property;
gobject_class->finalize = gst_two_lame_finalize;
@ -346,6 +320,16 @@ gst_two_lame_class_init (GstTwoLameClass * klass)
"Calculate Psymodel every n frames",
0, G_MAXINT, gst_two_lame_default_settings.quick_mode_count,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gst_element_class_add_pad_template (GST_ELEMENT_CLASS (klass),
gst_static_pad_template_get (&gst_two_lame_src_template));
gst_element_class_add_pad_template (GST_ELEMENT_CLASS (klass),
gst_static_pad_template_get (&gst_two_lame_sink_template));
gst_element_class_set_details_simple (GST_ELEMENT_CLASS (klass),
"TwoLAME mp2 encoder", "Codec/Encoder/Audio",
"High-quality free MP2 encoder",
"Sebastian Dröge <sebastian.droege@collabora.co.uk>");
}
static gboolean
@ -424,7 +408,7 @@ setup_failed:
}
static void
gst_two_lame_init (GstTwoLame * twolame, GstTwoLameClass * klass)
gst_two_lame_init (GstTwoLame * twolame)
{
GST_DEBUG_OBJECT (twolame, "starting initialization");
@ -623,6 +607,7 @@ static GstFlowReturn
gst_two_lame_flush_full (GstTwoLame * lame, gboolean push)
{
GstBuffer *buf;
guint8 *data;
gint size;
GstFlowReturn result = GST_FLOW_OK;
@ -630,10 +615,12 @@ gst_two_lame_flush_full (GstTwoLame * lame, gboolean push)
return GST_FLOW_OK;
buf = gst_buffer_new_and_alloc (16384);
size = twolame_encode_flush (lame->glopts, GST_BUFFER_DATA (buf), 16384);
data = gst_buffer_map (buf, NULL, NULL, GST_MAP_WRITE);
size = twolame_encode_flush (lame->glopts, data, 16384);
gst_buffer_unmap (buf, data, 16384);
if (size > 0 && push) {
GST_BUFFER_SIZE (buf) = size;
gst_buffer_set_size (buf, size);
GST_DEBUG_OBJECT (lame, "pushing final packet of %u bytes", size);
result = gst_audio_encoder_finish_frame (GST_AUDIO_ENCODER (lame), buf, -1);
} else {
@ -660,7 +647,7 @@ gst_two_lame_handle_frame (GstAudioEncoder * enc, GstBuffer * buf)
GstFlowReturn result;
gint num_samples;
guint8 *data;
guint size;
gsize size;
twolame = GST_TWO_LAME (enc);
@ -668,8 +655,7 @@ gst_two_lame_handle_frame (GstAudioEncoder * enc, GstBuffer * buf)
if (G_UNLIKELY (buf == NULL))
return gst_two_lame_flush_full (twolame, TRUE);
data = GST_BUFFER_DATA (buf);
size = GST_BUFFER_SIZE (buf);
data = gst_buffer_map (buf, &size, NULL, GST_MAP_READ);
if (twolame->float_input)
num_samples = size / 4;
@ -679,7 +665,7 @@ gst_two_lame_handle_frame (GstAudioEncoder * enc, GstBuffer * buf)
/* allocate space for output */
mp3_buffer_size = 1.25 * num_samples + 16384;
mp3_buf = gst_buffer_new_and_alloc (mp3_buffer_size);
mp3_data = GST_BUFFER_DATA (mp3_buf);
mp3_data = gst_buffer_map (mp3_buf, NULL, NULL, GST_MAP_WRITE);
if (twolame->num_channels == 1) {
if (twolame->float_input)
@ -704,11 +690,11 @@ gst_two_lame_handle_frame (GstAudioEncoder * enc, GstBuffer * buf)
GST_LOG_OBJECT (twolame, "encoded %d bytes of audio to %d bytes of mp3",
size, mp3_size);
if (mp3_size < 0) {
}
gst_buffer_unmap (buf, data, -1);
gst_buffer_unmap (mp3_buf, mp3_data, -1);
if (mp3_size > 0) {
GST_BUFFER_SIZE (mp3_buf) = mp3_size;
gst_buffer_set_size (mp3_buf, mp3_size);
result = gst_audio_encoder_finish_frame (enc, mp3_buf, -1);
} else {
if (mp3_size < 0) {