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[MOVED FROM BAD 39/57] gst/flv/: Add support for Speex audio and allow buffers without valid timestamp in the muxer.

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Original commit message from CVS:
* gst/flv/gstflvmux.c: (gst_flv_mux_audio_pad_setcaps),
(gst_flv_mux_request_new_pad), (gst_flv_mux_write_buffer),
(gst_flv_mux_collected):
* gst/flv/gstflvmux.h:
* gst/flv/gstflvparse.c: (gst_flv_parse_audio_negotiate):
Add support for Speex audio and allow buffers without valid
timestamp in the muxer.
This commit is contained in:
Sebastian Dröge 2008-10-27 09:33:40 +00:00 committed by Sebastian Dröge
parent 5b0cab9700
commit d1e3e827f3
3 changed files with 28 additions and 8 deletions
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31
gst/flv/gstflvmux.c
View file

@ -59,7 +59,8 @@ static GstStaticPadTemplate audiosink_templ = GST_STATIC_PAD_TEMPLATE ("audio",
"audio/x-raw-int, endianness = (int) LITTLE_ENDIAN, channels = (int) { 1, 2 }, width = (int) 8, depth = (int) 8, rate = (int) { 5512, 11025, 22050, 44100 }, signed = (boolean) FALSE; "
"audio/x-raw-int, endianness = (int) LITTLE_ENDIAN, channels = (int) { 1, 2 }, width = (int) 16, depth = (int) 16, rate = (int) { 5512, 11025, 22050, 44100 }, signed = (boolean) TRUE; "
"audio/x-alaw, channels = (int) { 1, 2 }, rate = (int) { 5512, 11025, 22050, 44100 }; "
"audio/x-mulaw, channels = (int) { 1, 2 }, rate = (int) { 5512, 11025, 22050, 44100 };")
"audio/x-mulaw, channels = (int) { 1, 2 }, rate = (int) { 5512, 11025, 22050, 44100 }; "
"audio/x-speex, channels = (int) { 1, 2 }, rate = (int) { 5512, 11025, 22050, 44100 };")
);
GST_BOILERPLATE (GstFlvMux, gst_flv_mux, GstElement, GST_TYPE_ELEMENT);
@ -313,6 +314,8 @@ gst_flv_mux_audio_pad_setcaps (GstPad * pad, GstCaps * caps)
cpad->audio_codec = 7;
} else if (strcmp (gst_structure_get_name (s), "audio/x-mulaw") == 0) {
cpad->audio_codec = 8;
} else if (strcmp (gst_structure_get_name (s), "audio/x-speex") == 0) {
cpad->audio_codec = 11;
} else {
ret = FALSE;
}
@ -456,6 +459,8 @@ gst_flv_mux_request_new_pad (GstElement * element,
cpad->sent_codec_data = FALSE;
cpad->last_timestamp = 0;
/* FIXME: hacked way to override/extend the event function of
* GstCollectPads; because it sets its own event function giving the
* element no access to events.
@ -521,8 +526,11 @@ gst_flv_mux_write_buffer (GstFlvMux * mux, GstFlvPad * cpad)
guint size;
GstBuffer *buffer =
gst_collect_pads_pop (mux->collect, (GstCollectData *) cpad);
guint32 timestamp = GST_BUFFER_TIMESTAMP (buffer) / GST_MSECOND;
guint32 timestamp =
(GST_BUFFER_TIMESTAMP_IS_VALID (buffer)) ? GST_BUFFER_TIMESTAMP (buffer) /
GST_MSECOND : cpad->last_timestamp / GST_MSECOND;
gboolean second_run = FALSE;
GstFlowReturn ret;
next:
size = 11;
@ -617,8 +625,6 @@ next:
gst_buffer_set_caps (tag, GST_PAD_CAPS (mux->srcpad));
if (second_run) {
GstFlowReturn ret;
second_run = FALSE;
cpad->sent_codec_data = TRUE;
@ -628,6 +634,8 @@ next:
return ret;
}
cpad->last_timestamp = timestamp;
tag = NULL;
goto next;
}
@ -638,7 +646,12 @@ next:
gst_buffer_unref (buffer);
return gst_pad_push (mux->srcpad, tag);
ret = gst_pad_push (mux->srcpad, tag);
if (ret == GST_FLOW_OK)
cpad->last_timestamp = timestamp;
return ret;
}
static GstFlowReturn
@ -684,11 +697,13 @@ gst_flv_mux_collected (GstCollectPads * pads, gpointer user_data)
time = GST_BUFFER_TIMESTAMP (buffer);
gst_buffer_unref (buffer);
/* Use buffers without valid timestamp first */
if (!GST_CLOCK_TIME_IS_VALID (time)) {
GST_WARNING_OBJECT (pads, "Buffer without valid timestamp, dropping");
GST_WARNING_OBJECT (pads, "Buffer without valid timestamp");
gst_buffer_unref (gst_collect_pads_pop (pads, (GstCollectData *) cpad));
continue;
best_time = cpad->last_timestamp;
best = cpad;
break;
}

1
gst/flv/gstflvmux.h
View file

@ -53,6 +53,7 @@ typedef struct
GstBuffer *video_codec_data;
gboolean sent_codec_data;
GstClockTime last_timestamp;
} GstFlvPad;
typedef enum

4
gst/flv/gstflvparse.c
View file

@ -442,6 +442,10 @@ gst_flv_parse_audio_negotiate (GstFLVDemux * demux, guint32 codec_tag,
caps = gst_caps_new_simple ("audio/x-mulaw", NULL);
codec_name = "Mu-Law";
break;
case 11:
caps = gst_caps_new_simple ("audio/x-speex", NULL);
codec_name = "Speex";
break;
default:
GST_WARNING_OBJECT (demux, "unsupported audio codec tag %u", codec_tag);
}