gstreamer/gst/rtp/gstrtpspeexpay.c

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/* GStreamer
* Copyright (C) <2005> Edgard Lima <edgard.lima@indt.org.br>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <stdlib.h>
#include <string.h>
#include <gst/rtp/gstrtpbuffer.h>
#include "gstrtpspeexpay.h"
GST_DEBUG_CATEGORY_STATIC (rtpspeexpay_debug);
#define GST_CAT_DEFAULT (rtpspeexpay_debug)
static GstStaticPadTemplate gst_rtp_speex_pay_sink_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("audio/x-speex, "
"rate = (int) [ 6000, 48000 ], " "channels = (int) 1")
);
static GstStaticPadTemplate gst_rtp_speex_pay_src_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("application/x-rtp, "
"media = (string) \"audio\", "
"payload = (int) " GST_RTP_PAYLOAD_DYNAMIC_STRING ", "
"clock-rate = (int) [ 6000, 48000 ], "
"encoding-name = (string) \"SPEEX\", "
"encoding-params = (string) \"1\"")
);
static GstStateChangeReturn gst_rtp_speex_pay_change_state (GstElement *
element, GstStateChange transition);
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static gboolean gst_rtp_speex_pay_setcaps (GstRTPBasePayload * payload,
GstCaps * caps);
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static GstCaps *gst_rtp_speex_pay_getcaps (GstRTPBasePayload * payload,
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GstPad * pad, GstCaps * filter);
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static GstFlowReturn gst_rtp_speex_pay_handle_buffer (GstRTPBasePayload *
payload, GstBuffer * buffer);
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#define gst_rtp_speex_pay_parent_class parent_class
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G_DEFINE_TYPE (GstRtpSPEEXPay, gst_rtp_speex_pay, GST_TYPE_RTP_BASE_PAYLOAD);
static void
gst_rtp_speex_pay_class_init (GstRtpSPEEXPayClass * klass)
{
GstElementClass *gstelement_class;
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GstRTPBasePayloadClass *gstrtpbasepayload_class;
gstelement_class = (GstElementClass *) klass;
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gstrtpbasepayload_class = (GstRTPBasePayloadClass *) klass;
gstelement_class->change_state = gst_rtp_speex_pay_change_state;
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gstrtpbasepayload_class->set_caps = gst_rtp_speex_pay_setcaps;
gstrtpbasepayload_class->get_caps = gst_rtp_speex_pay_getcaps;
gstrtpbasepayload_class->handle_buffer = gst_rtp_speex_pay_handle_buffer;
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gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&gst_rtp_speex_pay_sink_template));
gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&gst_rtp_speex_pay_src_template));
gst_element_class_set_details_simple (gstelement_class, "RTP Speex payloader",
"Codec/Payloader/Network/RTP",
"Payload-encodes Speex audio into a RTP packet",
"Edgard Lima <edgard.lima@indt.org.br>");
GST_DEBUG_CATEGORY_INIT (rtpspeexpay_debug, "rtpspeexpay", 0,
"Speex RTP Payloader");
}
static void
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gst_rtp_speex_pay_init (GstRtpSPEEXPay * rtpspeexpay)
{
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GST_RTP_BASE_PAYLOAD (rtpspeexpay)->clock_rate = 8000;
GST_RTP_BASE_PAYLOAD_PT (rtpspeexpay) = 110; /* Create String */
}
static gboolean
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gst_rtp_speex_pay_setcaps (GstRTPBasePayload * payload, GstCaps * caps)
{
/* don't configure yet, we wait for the ident packet */
return TRUE;
}
static GstCaps *
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gst_rtp_speex_pay_getcaps (GstRTPBasePayload * payload, GstPad * pad,
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GstCaps * filter)
{
GstCaps *otherpadcaps;
GstCaps *caps;
otherpadcaps = gst_pad_get_allowed_caps (payload->srcpad);
caps = gst_caps_copy (gst_pad_get_pad_template_caps (pad));
if (otherpadcaps) {
if (!gst_caps_is_empty (otherpadcaps)) {
GstStructure *ps = gst_caps_get_structure (otherpadcaps, 0);
GstStructure *s = gst_caps_get_structure (caps, 0);
gint clock_rate;
if (gst_structure_get_int (ps, "clock-rate", &clock_rate)) {
gst_structure_fixate_field_nearest_int (s, "rate", clock_rate);
}
}
gst_caps_unref (otherpadcaps);
}
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if (filter) {
GstCaps *tcaps = caps;
caps = gst_caps_intersect_full (filter, tcaps, GST_CAPS_INTERSECT_FIRST);
gst_caps_unref (tcaps);
}
return caps;
}
static gboolean
gst_rtp_speex_pay_parse_ident (GstRtpSPEEXPay * rtpspeexpay,
const guint8 * data, guint size)
{
guint32 version, header_size, rate, mode, nb_channels;
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GstRTPBasePayload *payload;
gchar *cstr;
gst/rtp/gstrtpL16depay.c: Check if clock-rate and channels are valid. Original commit message from CVS: * gst/rtp/gstrtpL16depay.c: (gst_rtp_L16_depay_setcaps), (gst_rtp_L16_depay_process): Check if clock-rate and channels are valid. Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. Use the marker bit to set the DISCONT flag on outgoing buffers. * gst/rtp/gstrtpL16pay.c: (gst_rtp_L16_pay_setcaps): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtpac3depay.c: (gst_rtp_ac3_depay_setcaps), (gst_rtp_ac3_depay_process): Don't ignore the return value of set_caps. No need to validate the buffer, the base class does that for us. * gst/rtp/gstrtpamrdepay.c: (gst_rtp_amr_depay_setcaps), (gst_rtp_amr_depay_process): * gst/rtp/gstrtpamrdepay.h: Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. No need to set output caps on the buffers, the base class does that for us. The subclass will make sure we are negotiated. * gst/rtp/gstrtpdvdepay.c: (gst_rtp_dv_depay_setcaps), (gst_rtp_dv_depay_process), (gst_rtp_dv_depay_reset): * gst/rtp/gstrtpdvdepay.h: Clean up caps negotiation. The subclass will make sure we are negotiated. * gst/rtp/gstrtpg726depay.c: (gst_rtp_g726_depay_setcaps), (gst_rtp_g726_depay_process): Clean up caps negotiation. Use the marker bit to set the DISCONT flag on outgoing buffers. * gst/rtp/gstrtpg729depay.c: (gst_rtp_g729_depay_init), (gst_rtp_g729_depay_setcaps), (gst_rtp_g729_depay_process): * gst/rtp/gstrtpg729depay.h: The subclass will make sure we are negotiated. Use the marker bit to set the DISCONT flag on outgoing buffers. * gst/rtp/gstrtpgsmdepay.c: (gst_rtp_gsm_depay_setcaps), (gst_rtp_gsm_depay_process): Clean up caps negotiation. Use the marker bit to set the DISCONT flag on outgoing buffers. * gst/rtp/gstrtpgsmpay.c: (gst_rtp_gsm_pay_setcaps): Clean up caps negotiation. Don't ignore the return value of set_outcaps. * gst/rtp/gstrtph263depay.c: (gst_rtp_h263_depay_setcaps), (gst_rtp_h263_depay_process): Clean up caps negotiation. No need to validate the buffer, the base class does that for us. * gst/rtp/gstrtph263pay.c: (gst_rtp_h263_pay_setcaps), (gst_rtp_h263_pay_flush), (gst_rtp_h263_pay_handle_buffer): * gst/rtp/gstrtph263pay.h: Don't ignore the return value of set_outcaps. Do some more timestamps. * gst/rtp/gstrtph263pdepay.c: (gst_rtp_h263p_depay_setcaps), (gst_rtp_h263p_depay_process): Clean up caps negotiation. Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. * gst/rtp/gstrtph263ppay.c: (gst_rtp_h263p_pay_class_init), (gst_rtp_h263p_pay_setcaps), (gst_rtp_h263p_pay_flush), (gst_rtp_h263p_pay_handle_buffer): * gst/rtp/gstrtph263ppay.h: Don't ignore the return value of set_outcaps. Do some more timestamps. * gst/rtp/gstrtph264depay.c: (gst_rtp_h264_depay_setcaps), (gst_rtp_h264_depay_process): Clean up caps negotiation. Don't ignore the return value of setcaps. Fix possible caps leak. No need to validate the buffer, the base class does that for us. * gst/rtp/gstrtph264pay.c: (gst_rtp_h264_pay_setcaps): Add some more debug info. * gst/rtp/gstrtpilbcdepay.c: (gst_rtp_ilbc_depay_setcaps), (gst_rtp_ilbc_depay_process): Clean up caps negotiation. Use the marker bit to set the DISCONT flag on outgoing buffers. * gst/rtp/gstrtpilbcpay.c: (gst_rtpilbcpay_sink_setcaps): Clean up caps negotiation. * gst/rtp/gstrtpmp1sdepay.c: (gst_rtp_mp1s_depay_setcaps), (gst_rtp_mp1s_depay_process): Clean up caps negotiation. Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. No need to set caps on buffers, subclass does that for us. * gst/rtp/gstrtpmp2tdepay.c: (gst_rtp_mp2t_depay_setcaps), (gst_rtp_mp2t_depay_process): Clean up caps negotiation. Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. No need to set caps on buffers, subclass does that for us. * gst/rtp/gstrtpmp4adepay.c: (gst_rtp_mp4a_depay_setcaps), (gst_rtp_mp4a_depay_process): Clean up caps negotiation. Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. * gst/rtp/gstrtpmp4apay.c: (gst_rtp_mp4a_pay_new_caps), (gst_rtp_mp4a_pay_setcaps): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtpmp4gdepay.c: (gst_rtp_mp4g_depay_setcaps), (gst_rtp_mp4g_depay_process): Clean up caps negotiation. Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. No need to set caps on buffers, subclass does that for us. * gst/rtp/gstrtpmp4gpay.c: (gst_rtp_mp4g_pay_finalize), (gst_rtp_mp4g_pay_new_caps), (gst_rtp_mp4g_pay_setcaps): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtpmp4vdepay.c: (gst_rtp_mp4v_depay_setcaps), (gst_rtp_mp4v_depay_process): Clean up caps negotiation. Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. No need to set caps on buffers, subclass does that for us. * gst/rtp/gstrtpmp4vpay.c: (gst_rtp_mp4v_pay_new_caps), (gst_rtp_mp4v_pay_setcaps): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtpmpadepay.c: (gst_rtp_mpa_depay_setcaps), (gst_rtp_mpa_depay_process): Clean up caps negotiation. Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. Use the marker bit to set the DISCONT flag on outgoing buffers. * gst/rtp/gstrtpmpapay.c: (gst_rtp_mpa_pay_setcaps): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtpmpvdepay.c: (gst_rtp_mpv_depay_setcaps), (gst_rtp_mpv_depay_process): Clean up caps negotiation. Actually set output caps. No need to validate the buffer, the base class does that for us. * gst/rtp/gstrtpmpvpay.c: (gst_rtp_mpv_pay_setcaps): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtppcmadepay.c: (gst_rtp_pcma_depay_setcaps), (gst_rtp_pcma_depay_process): Clean up caps negotiation. Set output buffer duration because we can. Use the marker bit to set the DISCONT flag on outgoing buffers. * gst/rtp/gstrtppcmapay.c: (gst_rtp_pcma_pay_setcaps): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtppcmudepay.c: (gst_rtp_pcmu_depay_setcaps), (gst_rtp_pcmu_depay_process): Clean up caps negotiation. Use the marker bit to set the DISCONT flag on outgoing buffers. * gst/rtp/gstrtppcmupay.c: (gst_rtp_pcmu_pay_setcaps): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtpspeexdepay.c: (gst_rtp_speex_depay_init), (gst_rtp_speex_depay_setcaps), (gst_rtp_speex_depay_process): Clean up caps negotiation. Set output caps on the pad and header buffers. Set duration on output buffers because we can. * gst/rtp/gstrtpspeexpay.c: (gst_rtp_speex_pay_parse_ident): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtpsv3vdepay.c: (gst_rtp_sv3v_depay_setcaps), (gst_rtp_sv3v_depay_process): Clean up caps negotiation. No need to validate the buffer, the base class does that for us. No need to set caps out output buffers, subclass does that. * gst/rtp/gstrtptheoradepay.c: (gst_rtp_theora_depay_setcaps), (gst_rtp_theora_depay_process): Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. * gst/rtp/gstrtptheorapay.c: (gst_rtp_theora_pay_class_init), (gst_rtp_theora_pay_flush_packet), (encode_base64), (gst_rtp_theora_pay_finish_headers), (gst_rtp_theora_pay_parse_id), (gst_rtp_theora_pay_handle_buffer): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtpvorbisdepay.c: (gst_rtp_vorbis_depay_setcaps), (gst_rtp_vorbis_depay_process): Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. * gst/rtp/gstrtpvorbispay.c: (gst_rtp_vorbis_pay_finish_headers): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtpvrawdepay.c: (gst_rtp_vraw_depay_setcaps): Clean up caps negotiation, don't ignore setcaps return. * gst/rtp/gstrtpvrawpay.c: (gst_rtp_vraw_pay_setcaps): Don't ignore the return value of set_outcaps.
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gboolean res;
/* we need the header string (8), the version string (20), the version
* and the header length. */
if (size < 36)
goto too_small;
if (!g_str_has_prefix ((const gchar *) data, "Speex "))
goto wrong_header;
/* skip header and version string */
data += 28;
version = GST_READ_UINT32_LE (data);
if (version != 1)
goto wrong_version;
data += 4;
/* ensure sizes */
header_size = GST_READ_UINT32_LE (data);
if (header_size < 80)
goto header_too_small;
if (size < header_size)
goto payload_too_small;
data += 4;
rate = GST_READ_UINT32_LE (data);
data += 4;
mode = GST_READ_UINT32_LE (data);
data += 8;
nb_channels = GST_READ_UINT32_LE (data);
GST_DEBUG_OBJECT (rtpspeexpay, "rate %d, mode %d, nb_channels %d",
rate, mode, nb_channels);
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payload = GST_RTP_BASE_PAYLOAD (rtpspeexpay);
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gst_rtp_base_payload_set_options (payload, "audio", FALSE, "SPEEX", rate);
cstr = g_strdup_printf ("%d", nb_channels);
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res = gst_rtp_base_payload_set_outcaps (payload, "encoding-params",
G_TYPE_STRING, cstr, NULL);
g_free (cstr);
gst/rtp/gstrtpL16depay.c: Check if clock-rate and channels are valid. Original commit message from CVS: * gst/rtp/gstrtpL16depay.c: (gst_rtp_L16_depay_setcaps), (gst_rtp_L16_depay_process): Check if clock-rate and channels are valid. Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. Use the marker bit to set the DISCONT flag on outgoing buffers. * gst/rtp/gstrtpL16pay.c: (gst_rtp_L16_pay_setcaps): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtpac3depay.c: (gst_rtp_ac3_depay_setcaps), (gst_rtp_ac3_depay_process): Don't ignore the return value of set_caps. No need to validate the buffer, the base class does that for us. * gst/rtp/gstrtpamrdepay.c: (gst_rtp_amr_depay_setcaps), (gst_rtp_amr_depay_process): * gst/rtp/gstrtpamrdepay.h: Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. No need to set output caps on the buffers, the base class does that for us. The subclass will make sure we are negotiated. * gst/rtp/gstrtpdvdepay.c: (gst_rtp_dv_depay_setcaps), (gst_rtp_dv_depay_process), (gst_rtp_dv_depay_reset): * gst/rtp/gstrtpdvdepay.h: Clean up caps negotiation. The subclass will make sure we are negotiated. * gst/rtp/gstrtpg726depay.c: (gst_rtp_g726_depay_setcaps), (gst_rtp_g726_depay_process): Clean up caps negotiation. Use the marker bit to set the DISCONT flag on outgoing buffers. * gst/rtp/gstrtpg729depay.c: (gst_rtp_g729_depay_init), (gst_rtp_g729_depay_setcaps), (gst_rtp_g729_depay_process): * gst/rtp/gstrtpg729depay.h: The subclass will make sure we are negotiated. Use the marker bit to set the DISCONT flag on outgoing buffers. * gst/rtp/gstrtpgsmdepay.c: (gst_rtp_gsm_depay_setcaps), (gst_rtp_gsm_depay_process): Clean up caps negotiation. Use the marker bit to set the DISCONT flag on outgoing buffers. * gst/rtp/gstrtpgsmpay.c: (gst_rtp_gsm_pay_setcaps): Clean up caps negotiation. Don't ignore the return value of set_outcaps. * gst/rtp/gstrtph263depay.c: (gst_rtp_h263_depay_setcaps), (gst_rtp_h263_depay_process): Clean up caps negotiation. No need to validate the buffer, the base class does that for us. * gst/rtp/gstrtph263pay.c: (gst_rtp_h263_pay_setcaps), (gst_rtp_h263_pay_flush), (gst_rtp_h263_pay_handle_buffer): * gst/rtp/gstrtph263pay.h: Don't ignore the return value of set_outcaps. Do some more timestamps. * gst/rtp/gstrtph263pdepay.c: (gst_rtp_h263p_depay_setcaps), (gst_rtp_h263p_depay_process): Clean up caps negotiation. Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. * gst/rtp/gstrtph263ppay.c: (gst_rtp_h263p_pay_class_init), (gst_rtp_h263p_pay_setcaps), (gst_rtp_h263p_pay_flush), (gst_rtp_h263p_pay_handle_buffer): * gst/rtp/gstrtph263ppay.h: Don't ignore the return value of set_outcaps. Do some more timestamps. * gst/rtp/gstrtph264depay.c: (gst_rtp_h264_depay_setcaps), (gst_rtp_h264_depay_process): Clean up caps negotiation. Don't ignore the return value of setcaps. Fix possible caps leak. No need to validate the buffer, the base class does that for us. * gst/rtp/gstrtph264pay.c: (gst_rtp_h264_pay_setcaps): Add some more debug info. * gst/rtp/gstrtpilbcdepay.c: (gst_rtp_ilbc_depay_setcaps), (gst_rtp_ilbc_depay_process): Clean up caps negotiation. Use the marker bit to set the DISCONT flag on outgoing buffers. * gst/rtp/gstrtpilbcpay.c: (gst_rtpilbcpay_sink_setcaps): Clean up caps negotiation. * gst/rtp/gstrtpmp1sdepay.c: (gst_rtp_mp1s_depay_setcaps), (gst_rtp_mp1s_depay_process): Clean up caps negotiation. Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. No need to set caps on buffers, subclass does that for us. * gst/rtp/gstrtpmp2tdepay.c: (gst_rtp_mp2t_depay_setcaps), (gst_rtp_mp2t_depay_process): Clean up caps negotiation. Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. No need to set caps on buffers, subclass does that for us. * gst/rtp/gstrtpmp4adepay.c: (gst_rtp_mp4a_depay_setcaps), (gst_rtp_mp4a_depay_process): Clean up caps negotiation. Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. * gst/rtp/gstrtpmp4apay.c: (gst_rtp_mp4a_pay_new_caps), (gst_rtp_mp4a_pay_setcaps): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtpmp4gdepay.c: (gst_rtp_mp4g_depay_setcaps), (gst_rtp_mp4g_depay_process): Clean up caps negotiation. Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. No need to set caps on buffers, subclass does that for us. * gst/rtp/gstrtpmp4gpay.c: (gst_rtp_mp4g_pay_finalize), (gst_rtp_mp4g_pay_new_caps), (gst_rtp_mp4g_pay_setcaps): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtpmp4vdepay.c: (gst_rtp_mp4v_depay_setcaps), (gst_rtp_mp4v_depay_process): Clean up caps negotiation. Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. No need to set caps on buffers, subclass does that for us. * gst/rtp/gstrtpmp4vpay.c: (gst_rtp_mp4v_pay_new_caps), (gst_rtp_mp4v_pay_setcaps): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtpmpadepay.c: (gst_rtp_mpa_depay_setcaps), (gst_rtp_mpa_depay_process): Clean up caps negotiation. Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. Use the marker bit to set the DISCONT flag on outgoing buffers. * gst/rtp/gstrtpmpapay.c: (gst_rtp_mpa_pay_setcaps): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtpmpvdepay.c: (gst_rtp_mpv_depay_setcaps), (gst_rtp_mpv_depay_process): Clean up caps negotiation. Actually set output caps. No need to validate the buffer, the base class does that for us. * gst/rtp/gstrtpmpvpay.c: (gst_rtp_mpv_pay_setcaps): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtppcmadepay.c: (gst_rtp_pcma_depay_setcaps), (gst_rtp_pcma_depay_process): Clean up caps negotiation. Set output buffer duration because we can. Use the marker bit to set the DISCONT flag on outgoing buffers. * gst/rtp/gstrtppcmapay.c: (gst_rtp_pcma_pay_setcaps): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtppcmudepay.c: (gst_rtp_pcmu_depay_setcaps), (gst_rtp_pcmu_depay_process): Clean up caps negotiation. Use the marker bit to set the DISCONT flag on outgoing buffers. * gst/rtp/gstrtppcmupay.c: (gst_rtp_pcmu_pay_setcaps): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtpspeexdepay.c: (gst_rtp_speex_depay_init), (gst_rtp_speex_depay_setcaps), (gst_rtp_speex_depay_process): Clean up caps negotiation. Set output caps on the pad and header buffers. Set duration on output buffers because we can. * gst/rtp/gstrtpspeexpay.c: (gst_rtp_speex_pay_parse_ident): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtpsv3vdepay.c: (gst_rtp_sv3v_depay_setcaps), (gst_rtp_sv3v_depay_process): Clean up caps negotiation. No need to validate the buffer, the base class does that for us. No need to set caps out output buffers, subclass does that. * gst/rtp/gstrtptheoradepay.c: (gst_rtp_theora_depay_setcaps), (gst_rtp_theora_depay_process): Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. * gst/rtp/gstrtptheorapay.c: (gst_rtp_theora_pay_class_init), (gst_rtp_theora_pay_flush_packet), (encode_base64), (gst_rtp_theora_pay_finish_headers), (gst_rtp_theora_pay_parse_id), (gst_rtp_theora_pay_handle_buffer): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtpvorbisdepay.c: (gst_rtp_vorbis_depay_setcaps), (gst_rtp_vorbis_depay_process): Don't ignore the return value of setcaps. No need to validate the buffer, the base class does that for us. * gst/rtp/gstrtpvorbispay.c: (gst_rtp_vorbis_pay_finish_headers): Don't ignore the return value of set_outcaps. * gst/rtp/gstrtpvrawdepay.c: (gst_rtp_vraw_depay_setcaps): Clean up caps negotiation, don't ignore setcaps return. * gst/rtp/gstrtpvrawpay.c: (gst_rtp_vraw_pay_setcaps): Don't ignore the return value of set_outcaps.
2008-10-27 11:03:53 +00:00
return res;
/* ERRORS */
too_small:
{
GST_DEBUG_OBJECT (rtpspeexpay,
"ident packet too small, need at least 32 bytes");
return FALSE;
}
wrong_header:
{
GST_DEBUG_OBJECT (rtpspeexpay,
"ident packet does not start with \"Speex \"");
return FALSE;
}
wrong_version:
{
GST_DEBUG_OBJECT (rtpspeexpay, "can only handle version 1, have version %d",
version);
return FALSE;
}
header_too_small:
{
GST_DEBUG_OBJECT (rtpspeexpay,
"header size too small, need at least 80 bytes, " "got only %d",
header_size);
return FALSE;
}
payload_too_small:
{
GST_DEBUG_OBJECT (rtpspeexpay,
"payload too small, need at least %d bytes, got only %d", header_size,
size);
return FALSE;
}
}
static GstFlowReturn
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gst_rtp_speex_pay_handle_buffer (GstRTPBasePayload * basepayload,
GstBuffer * buffer)
{
GstRtpSPEEXPay *rtpspeexpay;
2011-07-10 19:50:19 +00:00
guint payload_len;
gsize size;
GstBuffer *outbuf;
guint8 *payload, *data;
GstClockTime timestamp, duration;
GstFlowReturn ret;
GstRTPBuffer rtp = { NULL };
rtpspeexpay = GST_RTP_SPEEX_PAY (basepayload);
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data = gst_buffer_map (buffer, &size, NULL, GST_MAP_READ);
switch (rtpspeexpay->packet) {
case 0:
/* ident packet. We need to parse the headers to construct the RTP
* properties. */
if (!gst_rtp_speex_pay_parse_ident (rtpspeexpay, data, size))
goto parse_error;
ret = GST_FLOW_OK;
goto done;
case 1:
/* comment packet, we ignore it */
ret = GST_FLOW_OK;
goto done;
default:
/* other packets go in the payload */
break;
}
if (GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_GAP)) {
ret = GST_FLOW_OK;
goto done;
}
timestamp = GST_BUFFER_TIMESTAMP (buffer);
duration = GST_BUFFER_DURATION (buffer);
/* FIXME, only one SPEEX frame per RTP packet for now */
payload_len = size;
outbuf = gst_rtp_buffer_new_allocate (payload_len, 0, 0);
/* FIXME, assert for now */
2011-11-11 11:25:01 +00:00
g_assert (payload_len <= GST_RTP_BASE_PAYLOAD_MTU (rtpspeexpay));
/* copy timestamp and duration */
GST_BUFFER_TIMESTAMP (outbuf) = timestamp;
GST_BUFFER_DURATION (outbuf) = duration;
2011-07-10 19:50:19 +00:00
gst_rtp_buffer_map (outbuf, GST_MAP_WRITE, &rtp);
/* get payload */
2011-07-10 19:50:19 +00:00
payload = gst_rtp_buffer_get_payload (&rtp);
/* copy data in payload */
memcpy (&payload[0], data, size);
2011-07-10 19:50:19 +00:00
gst_rtp_buffer_unmap (&rtp);
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ret = gst_rtp_base_payload_push (basepayload, outbuf);
done:
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gst_buffer_unmap (buffer, data, -1);
gst_buffer_unref (buffer);
rtpspeexpay->packet++;
return ret;
/* ERRORS */
parse_error:
{
GST_ELEMENT_ERROR (rtpspeexpay, STREAM, DECODE, (NULL),
("Error parsing first identification packet."));
2011-07-10 19:50:19 +00:00
gst_buffer_unmap (buffer, data, -1);
gst_buffer_unref (buffer);
return GST_FLOW_ERROR;
}
}
static GstStateChangeReturn
gst_rtp_speex_pay_change_state (GstElement * element, GstStateChange transition)
{
GstRtpSPEEXPay *rtpspeexpay;
GstStateChangeReturn ret;
rtpspeexpay = GST_RTP_SPEEX_PAY (element);
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
break;
case GST_STATE_CHANGE_READY_TO_PAUSED:
rtpspeexpay->packet = 0;
break;
default:
break;
}
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
switch (transition) {
case GST_STATE_CHANGE_READY_TO_NULL:
break;
default:
break;
}
return ret;
}
gboolean
gst_rtp_speex_pay_plugin_init (GstPlugin * plugin)
{
return gst_element_register (plugin, "rtpspeexpay",
GST_RANK_SECONDARY, GST_TYPE_RTP_SPEEX_PAY);
}