mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-07-01 04:10:41 +00:00
Code Issues 1 Projects Releases Wiki Activity

audiotestsrc: add support for all formats

Browse source 
Use the pack functions to also support the other audio formats we
have.
This commit is contained in:
Wim Taymans 2015-11-02 13:19:09 +01:00
parent b81b3f07ec
commit b0bf294a62
2 changed files with 57 additions and 14 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

67
gst/audiotestsrc/gstaudiotestsrc.c
View file

@ -74,13 +74,16 @@ enum
PROP_CAN_ACTIVATE_PULL
};
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
#define FORMAT_STR "{ S16LE, S32LE, F32LE, F64LE }"
#define DEFAULT_FORMAT_STR "S16LE"
#else
#define FORMAT_STR "{ S16BE, S32BE, F32BE, F64BE }"
#define DEFAULT_FORMAT_STR "S16BE"
#endif
#define FORMAT_STR " { S16LE, S16BE, U16LE, U16BE, " \
"S24_32LE, S24_32BE, U24_32LE, U24_32BE, " \
"S32LE, S32BE, U32LE, U32BE, " \
"S24LE, S24BE, U24LE, U24BE, " \
"S20LE, S20BE, U20LE, U20BE, " \
"S18LE, S18BE, U18LE, U18BE, " \
"F32LE, F32BE, F64LE, F64BE, " \
"S8, U8 }"
#define DEFAULT_FORMAT_STR GST_AUDIO_NE ("S16")
static GstStaticPadTemplate gst_audio_test_src_src_template =
GST_STATIC_PAD_TEMPLATE ("src",
@ -89,7 +92,8 @@ GST_STATIC_PAD_TEMPLATE ("src",
GST_STATIC_CAPS ("audio/x-raw, "
"format = (string) " FORMAT_STR ", "
"layout = (string) interleaved, "
"rate = (int) [ 1, MAX ], " "channels = (int) [ 1, 2]")
"rate = " GST_AUDIO_RATE_RANGE ", "
"channels = " GST_AUDIO_CHANNELS_RANGE)
);
#define gst_audio_test_src_parent_class parent_class
@ -251,6 +255,9 @@ gst_audio_test_src_finalize (GObject * object)
if (src->gen)
g_rand_free (src->gen);
src->gen = NULL;
g_free (src->tmp);
src->tmp = NULL;
src->tmpsize = 0;
G_OBJECT_CLASS (parent_class)->finalize (object);
}
@ -908,11 +915,12 @@ gst_audio_test_src_change_wave (GstAudioTestSrc * src)
{
gint idx;
src->pack_func = NULL;
src->process = NULL;
/* not negotiated yet? */
if (src->info.finfo == NULL) {
src->process = NULL;
if (src->info.finfo == NULL)
return;
}
switch (GST_AUDIO_FORMAT_INFO_FORMAT (src->info.finfo)) {
case GST_AUDIO_FORMAT_S16:
@ -928,8 +936,22 @@ gst_audio_test_src_change_wave (GstAudioTestSrc * src)
idx = 3;
break;
default:
src->process = NULL;
return;
/* special format */
switch (src->info.finfo->unpack_format) {
case GST_AUDIO_FORMAT_S32:
idx = 1;
src->pack_func = src->info.finfo->pack_func;
src->pack_size = sizeof (gint32);
break;
case GST_AUDIO_FORMAT_F64:
idx = 3;
src->pack_func = src->info.finfo->pack_func;
src->pack_size = sizeof (gdouble);
break;
default:
g_assert_not_reached ();
return;
}
}
switch (src->wave) {
@ -1227,7 +1249,24 @@ gst_audio_test_src_fill (GstBaseSrc * basesrc, guint64 offset,
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buffer)));
gst_buffer_map (buffer, &map, GST_MAP_WRITE);
src->process (src, map.data);
if (src->pack_func) {
gsize tmpsize;
tmpsize =
src->generate_samples_per_buffer * GST_AUDIO_INFO_CHANNELS (&src->info)
* src->pack_size;
if (tmpsize > src->tmpsize) {
src->tmp = g_realloc (src->tmp, tmpsize);
src->tmpsize = tmpsize;
}
src->process (src, src->tmp);
src->pack_func (src->info.finfo, 0, src->tmp, map.data,
src->generate_samples_per_buffer *
GST_AUDIO_INFO_CHANNELS (&src->info));
} else {
src->process (src, map.data);
}
gst_buffer_unmap (buffer, &map);
if (G_UNLIKELY ((src->wave == GST_AUDIO_TEST_SRC_WAVE_SILENCE)

4
gst/audiotestsrc/gstaudiotestsrc.h
View file

@ -104,6 +104,10 @@ struct _GstAudioTestSrc {
GstBaseSrc parent;
ProcessFunc process;
GstAudioFormatPack pack_func;
gint pack_size;
gpointer tmp;
gsize tmpsize;
/* parameters */
GstAudioTestSrcWave wave;