AC_SUBST(CDAUDIO_LIBS)
])
-dnl *** celt ***
-translit(dnm, m, l) AM_CONDITIONAL(USE_CELT, true)
-AG_GST_CHECK_FEATURE(CELT, [celt], celt, [
- PKG_CHECK_MODULES(CELT, celt >= 0.5.0, [
- AC_DEFINE([HAVE_CELT], 1, [Define if libcelt 0.5 is installed])
- HAVE_CELT="yes"
- ], [
- HAVE_CELT="no"
- ])
-
- PKG_CHECK_MODULES(CELT_0_7, celt >= 0.7.0, [
- AC_DEFINE([HAVE_CELT_0_7], 1, [Define if libcelt 0.7 is installed])
- ], [
- dnl to prevent an error
- true
- ])
-
- PKG_CHECK_MODULES(CELT_0_8, celt >= 0.8.0, [
- AC_DEFINE([HAVE_CELT_0_8], 1, [Define if libcelt 0.8 is installed])
- ], [
- dnl to prevent an error
- true
- ])
-
- PKG_CHECK_MODULES(CELT_0_11, celt >= 0.11.0, [
- AC_DEFINE([HAVE_CELT_0_11], 1, [Define if libcelt 0.11 is installed])
- ], [
- dnl to prevent an error
- true
- ])
- AC_SUBST(CELT_CFLAGS)
- AC_SUBST(CELT_LIBS)
-])
-
dnl *** chromaprint ***
translit(dnm, m, l) AM_CONDITIONAL(USE_CHROMAPRINT, true)
AG_GST_CHECK_FEATURE(CHROMAPRINT, [chromaprint], chromaprint, [
AM_CONDITIONAL(USE_APEXSINK, false)
AM_CONDITIONAL(USE_BZ2, false)
AM_CONDITIONAL(USE_CDAUDIO, false)
-AM_CONDITIONAL(USE_CELT, false)
AM_CONDITIONAL(USE_CHROMAPRINT, false)
AM_CONDITIONAL(USE_CURL, false)
AM_CONDITIONAL(USE_DASH, false)
ext/apexsink/Makefile
ext/bz2/Makefile
ext/cdaudio/Makefile
-ext/celt/Makefile
ext/chromaprint/Makefile
ext/curl/Makefile
ext/dash/Makefile
CDAUDIO_DIR=
endif
-if USE_CELT
-CELT_DIR=celt
-else
-CELT_DIR=
-endif
-
if USE_CHROMAPRINT
CHROMAPRINT_DIR=chromaprint
else
$(AUDIOFILE_DIR) \
$(BZ2_DIR) \
$(CDAUDIO_DIR) \
- $(CELT_DIR) \
$(CHROMAPRINT_DIR) \
$(CURL_DIR) \
$(DASH_DIR) \
apexsink \
bz2 \
cdaudio \
- celt \
chromaprint \
curl \
dash \
+++ /dev/null
-plugin_LTLIBRARIES = libgstcelt.la
-
-libgstcelt_la_SOURCES = gstcelt.c gstceltdec.c gstceltenc.c
-libgstcelt_la_CFLAGS = -DGST_USE_UNSTABLE_API \
- $(GST_PLUGINS_BASE_CFLAGS) \
- $(GST_CFLAGS) \
- $(CELT_CFLAGS)
-libgstcelt_la_LIBADD = \
- $(GST_PLUGINS_BASE_LIBS) \
- -lgstaudio-$(GST_API_VERSION) -lgsttag-$(GST_API_VERSION) \
- $(GST_BASE_LIBS) \
- $(GST_LIBS) \
- $(CELT_LIBS)
-libgstcelt_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS) $(LIBM)
-libgstcelt_la_LIBTOOLFLAGS = $(GST_PLUGIN_LIBTOOLFLAGS)
-
-noinst_HEADERS = gstceltenc.h gstceltdec.h
+++ /dev/null
-/* GStreamer
- * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
- * Copyright (C) <2008> Sebastian Dröge <sebastian.droege@collabora.co.uk>
- *
- * 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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include "gstceltdec.h"
-#include "gstceltenc.h"
-
-#include <gst/tag/tag.h>
-
-static gboolean
-plugin_init (GstPlugin * plugin)
-{
-
- if (!gst_element_register (plugin, "celtenc", GST_RANK_NONE,
- GST_TYPE_CELT_ENC))
- return FALSE;
-
- if (!gst_element_register (plugin, "celtdec", GST_RANK_PRIMARY,
- GST_TYPE_CELT_DEC))
- return FALSE;
-
- gst_tag_register_musicbrainz_tags ();
-
- return TRUE;
-}
-
-GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
- GST_VERSION_MINOR,
- celt,
- "CELT plugin library",
- plugin_init, VERSION, "LGPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)
+++ /dev/null
-/* GStreamer
- * Copyright (C) 2004 Wim Taymans <wim@fluendo.com>
- * Copyright (C) 2006 Tim-Philipp Müller <tim centricular net>
- * Copyright (C) 2008 Sebastian Dröge <sebastian.droege@collabora.co.uk>
- *
- * 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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-/*
- * Based on the speexdec element.
- */
-
-/**
- * SECTION:element-celtdec
- * @see_also: celtenc, oggdemux
- *
- * This element decodes a CELT stream to raw integer audio.
- *
- * <refsect2>
- * <title>Example pipelines</title>
- * |[
- * gst-launch -v filesrc location=celt.ogg ! oggdemux ! celtdec ! audioconvert ! audioresample ! alsasink
- * ]| Decode an Ogg/Celt file. To create an Ogg/Celt file refer to the documentation of celtenc.
- * </refsect2>
- */
-
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-
-#include "gstceltdec.h"
-#include <string.h>
-#include <gst/tag/tag.h>
-#include <gst/audio/audio.h>
-
-GST_DEBUG_CATEGORY_STATIC (celtdec_debug);
-#define GST_CAT_DEFAULT celtdec_debug
-
-#define DEC_MAX_FRAME_SIZE 2000
-
-static GstStaticPadTemplate celt_dec_src_factory =
-GST_STATIC_PAD_TEMPLATE ("src",
- GST_PAD_SRC,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS ("audio/x-raw, "
- "format = (string) " GST_AUDIO_NE (S16) ", "
- "layout = (string) interleaved, "
- "rate = (int) [ 32000, 64000 ], " "channels = (int) [ 1, 2 ]")
- );
-
-static GstStaticPadTemplate celt_dec_sink_factory =
-GST_STATIC_PAD_TEMPLATE ("sink",
- GST_PAD_SINK,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS ("audio/x-celt")
- );
-
-#define gst_celt_dec_parent_class parent_class
-G_DEFINE_TYPE (GstCeltDec, gst_celt_dec, GST_TYPE_AUDIO_DECODER);
-
-static gboolean gst_celt_dec_start (GstAudioDecoder * dec);
-static gboolean gst_celt_dec_stop (GstAudioDecoder * dec);
-static gboolean gst_celt_dec_set_format (GstAudioDecoder * bdec,
- GstCaps * caps);
-static GstFlowReturn gst_celt_dec_handle_frame (GstAudioDecoder * dec,
- GstBuffer * buffer);
-
-static void
-gst_celt_dec_class_init (GstCeltDecClass * klass)
-{
- GstElementClass *gstelement_class;
- GstAudioDecoderClass *gstbase_class;
-
- gstelement_class = (GstElementClass *) klass;
- gstbase_class = (GstAudioDecoderClass *) klass;
-
- gstbase_class->start = GST_DEBUG_FUNCPTR (gst_celt_dec_start);
- gstbase_class->stop = GST_DEBUG_FUNCPTR (gst_celt_dec_stop);
- gstbase_class->set_format = GST_DEBUG_FUNCPTR (gst_celt_dec_set_format);
- gstbase_class->handle_frame = GST_DEBUG_FUNCPTR (gst_celt_dec_handle_frame);
-
- gst_element_class_add_pad_template (gstelement_class,
- gst_static_pad_template_get (&celt_dec_src_factory));
- gst_element_class_add_pad_template (gstelement_class,
- gst_static_pad_template_get (&celt_dec_sink_factory));
-
- gst_element_class_set_static_metadata (gstelement_class, "Celt audio decoder",
- "Codec/Decoder/Audio",
- "decode celt streams to audio",
- "Sebastian Dröge <sebastian.droege@collabora.co.uk>");
-
- GST_DEBUG_CATEGORY_INIT (celtdec_debug, "celtdec", 0,
- "celt decoding element");
-}
-
-static void
-gst_celt_dec_reset (GstCeltDec * dec)
-{
- dec->packetno = 0;
- dec->frame_size = 0;
- if (dec->state) {
- celt_decoder_destroy (dec->state);
- dec->state = NULL;
- }
-
- if (dec->mode) {
- celt_mode_destroy (dec->mode);
- dec->mode = NULL;
- }
-
- gst_buffer_replace (&dec->streamheader, NULL);
- gst_buffer_replace (&dec->vorbiscomment, NULL);
- g_list_foreach (dec->extra_headers, (GFunc) gst_mini_object_unref, NULL);
- g_list_free (dec->extra_headers);
- dec->extra_headers = NULL;
-
- memset (&dec->header, 0, sizeof (dec->header));
-}
-
-static void
-gst_celt_dec_init (GstCeltDec * dec)
-{
- gst_celt_dec_reset (dec);
-}
-
-static gboolean
-gst_celt_dec_start (GstAudioDecoder * dec)
-{
- GstCeltDec *cd = GST_CELT_DEC (dec);
-
- GST_DEBUG_OBJECT (dec, "start");
- gst_celt_dec_reset (cd);
-
- /* we know about concealment */
- gst_audio_decoder_set_plc_aware (dec, TRUE);
-
- return TRUE;
-}
-
-static gboolean
-gst_celt_dec_stop (GstAudioDecoder * dec)
-{
- GstCeltDec *cd = GST_CELT_DEC (dec);
-
- GST_DEBUG_OBJECT (dec, "stop");
- gst_celt_dec_reset (cd);
-
- return TRUE;
-}
-
-static GstFlowReturn
-gst_celt_dec_parse_header (GstCeltDec * dec, GstBuffer * buf)
-{
- gint error = CELT_OK;
- GstMapInfo map;
- GstAudioInfo info;
-
- /* get the header */
- gst_buffer_map (buf, &map, GST_MAP_READ);
- error =
- celt_header_from_packet ((const unsigned char *) map.data,
- map.size, &dec->header);
- gst_buffer_unmap (buf, &map);
- if (error < 0)
- goto invalid_header;
-
- if (memcmp (dec->header.codec_id, "CELT ", 8) != 0)
- goto invalid_header;
-
-#ifdef HAVE_CELT_0_7
- dec->mode =
- celt_mode_create (dec->header.sample_rate,
- dec->header.frame_size, &error);
-#else
- dec->mode =
- celt_mode_create (dec->header.sample_rate, dec->header.nb_channels,
- dec->header.frame_size, &error);
-#endif
- if (!dec->mode)
- goto mode_init_failed;
-
- /* initialize the decoder */
-#ifdef HAVE_CELT_0_11
- dec->state =
- celt_decoder_create_custom (dec->mode, dec->header.nb_channels, &error);
-#else
-#ifdef HAVE_CELT_0_7
- dec->state = celt_decoder_create (dec->mode, dec->header.nb_channels, &error);
-#else
- dec->state = celt_decoder_create (dec->mode);
-#endif
-#endif
- if (!dec->state)
- goto init_failed;
-
-#ifdef HAVE_CELT_0_8
- dec->frame_size = dec->header.frame_size;
-#else
- celt_mode_info (dec->mode, CELT_GET_FRAME_SIZE, &dec->frame_size);
-#endif
-
- GST_DEBUG_OBJECT (dec, "rate=%d channels=%d frame-size=%d",
- dec->header.sample_rate, dec->header.nb_channels, dec->frame_size);
-
- gst_audio_info_init (&info);
- gst_audio_info_set_format (&info, GST_AUDIO_FORMAT_S16,
- dec->header.sample_rate, dec->header.nb_channels, NULL);
- if (!gst_audio_decoder_set_output_format (GST_AUDIO_DECODER (dec), &info))
- goto nego_failed;
-
- return GST_FLOW_OK;
-
- /* ERRORS */
-invalid_header:
- {
- GST_ELEMENT_ERROR (GST_ELEMENT (dec), STREAM, DECODE,
- (NULL), ("Invalid header"));
- return GST_FLOW_ERROR;
- }
-mode_init_failed:
- {
- GST_ELEMENT_ERROR (GST_ELEMENT (dec), STREAM, DECODE,
- (NULL), ("Mode initialization failed: %d", error));
- return GST_FLOW_ERROR;
- }
-init_failed:
- {
-#ifdef HAVE_CELT_0_7
- GST_ELEMENT_ERROR (GST_ELEMENT (dec), STREAM, DECODE,
- (NULL), ("couldn't initialize decoder: %d", error));
-#else
- GST_ELEMENT_ERROR (GST_ELEMENT (dec), STREAM, DECODE,
- (NULL), ("couldn't initialize decoder"));
-#endif
- return GST_FLOW_ERROR;
- }
-nego_failed:
- {
- GST_ELEMENT_ERROR (GST_ELEMENT (dec), STREAM, DECODE,
- (NULL), ("couldn't negotiate format"));
- return GST_FLOW_NOT_NEGOTIATED;
- }
-}
-
-static GstFlowReturn
-gst_celt_dec_parse_comments (GstCeltDec * dec, GstBuffer * buf)
-{
- GstTagList *list;
- gchar *ver, *encoder = NULL;
-
- list = gst_tag_list_from_vorbiscomment_buffer (buf, NULL, 0, &encoder);
-
- if (!list) {
- GST_WARNING_OBJECT (dec, "couldn't decode comments");
- list = gst_tag_list_new_empty ();
- }
-
- if (encoder) {
- gst_tag_list_add (list, GST_TAG_MERGE_REPLACE,
- GST_TAG_ENCODER, encoder, NULL);
- }
-
- gst_tag_list_add (list, GST_TAG_MERGE_REPLACE,
- GST_TAG_AUDIO_CODEC, "Celt", NULL);
-
- ver = g_strndup (dec->header.codec_version, 20);
- g_strstrip (ver);
-
- if (ver != NULL && *ver != '\0') {
- gst_tag_list_add (list, GST_TAG_MERGE_REPLACE,
- GST_TAG_ENCODER_VERSION, ver, NULL);
- }
-
- if (dec->header.bytes_per_packet > 0) {
- gst_tag_list_add (list, GST_TAG_MERGE_REPLACE,
- GST_TAG_BITRATE, (guint) dec->header.bytes_per_packet * 8, NULL);
- }
-
- GST_INFO_OBJECT (dec, "tags: %" GST_PTR_FORMAT, list);
-
- gst_audio_decoder_merge_tags (GST_AUDIO_DECODER (dec), list,
- GST_TAG_MERGE_REPLACE);
-
- g_free (encoder);
- g_free (ver);
-
- return GST_FLOW_OK;
-}
-
-static GstFlowReturn
-gst_celt_dec_parse_data (GstCeltDec * dec, GstBuffer * buf)
-{
- GstFlowReturn res = GST_FLOW_OK;
- gint size;
- guint8 *data;
- GstBuffer *outbuf;
- gint16 *out_data;
- gint error = CELT_OK;
- int skip = 0;
- GstMapInfo map, omap;
-
- if (!dec->frame_size)
- goto not_negotiated;
-
- if (G_LIKELY (buf && gst_buffer_get_size (buf))) {
- gst_buffer_map (buf, &map, GST_MAP_READ);
- data = map.data;
- size = map.size;
- } else {
- /* FIXME ? actually consider how much concealment is needed */
- /* concealment data, pass NULL as the bits parameters */
- GST_DEBUG_OBJECT (dec, "creating concealment data");
- data = NULL;
- size = 0;
- }
-
- /* FIXME really needed ?; this might lead to skipping samples below
- * which kind of messes with subsequent timestamping */
- if (G_UNLIKELY (GST_BUFFER_FLAG_IS_SET (buf, GST_BUFFER_FLAG_DISCONT))) {
-#ifdef CELT_GET_LOOKAHEAD_REQUEST
- /* what will be 0.11.5, I guess, but no versioning yet in git */
- celt_decoder_ctl (dec->state, CELT_GET_LOOKAHEAD_REQUEST, &skip);
-#else
- celt_mode_info (dec->mode, CELT_GET_LOOKAHEAD, &skip);
-#endif
- }
-
- outbuf =
- gst_buffer_new_and_alloc (dec->frame_size * dec->header.nb_channels * 2);
- gst_buffer_map (outbuf, &omap, GST_MAP_WRITE);
- out_data = (gint16 *) omap.data;
-
- GST_LOG_OBJECT (dec, "decoding frame");
-
-#ifdef HAVE_CELT_0_8
- error = celt_decode (dec->state, data, size, out_data, dec->frame_size);
-#else
- error = celt_decode (dec->state, data, size, out_data);
-#endif
-
- gst_buffer_unmap (outbuf, &omap);
- if (buf)
- gst_buffer_unmap (buf, &map);
-
-#ifdef HAVE_CELT_0_11
- if (error < 0) {
-#else
- if (error != CELT_OK) {
-#endif
- GST_WARNING_OBJECT (dec, "Decoding error: %d", error);
- return GST_FLOW_ERROR;
- }
-
- if (skip > 0) {
- GST_ERROR_OBJECT (dec, "skipping %d samples", skip);
- gst_buffer_resize (outbuf, skip * dec->header.nb_channels * 2, -1);
- }
-
- res = gst_audio_decoder_finish_frame (GST_AUDIO_DECODER (dec), outbuf, 1);
-
- if (res != GST_FLOW_OK)
- GST_DEBUG_OBJECT (dec, "flow: %s", gst_flow_get_name (res));
-
- return res;
-
- /* ERRORS */
-not_negotiated:
- {
- GST_ELEMENT_ERROR (dec, CORE, NEGOTIATION, (NULL),
- ("decoder not initialized"));
- return GST_FLOW_NOT_NEGOTIATED;
- }
-}
-
-static gboolean
-gst_celt_dec_set_format (GstAudioDecoder * bdec, GstCaps * caps)
-{
- GstCeltDec *dec = GST_CELT_DEC (bdec);
- gboolean ret = TRUE;
- GstStructure *s;
- const GValue *streamheader;
-
- s = gst_caps_get_structure (caps, 0);
- if ((streamheader = gst_structure_get_value (s, "streamheader")) &&
- G_VALUE_HOLDS (streamheader, GST_TYPE_ARRAY) &&
- gst_value_array_get_size (streamheader) >= 2) {
- const GValue *header, *vorbiscomment;
- GstBuffer *buf;
- GstFlowReturn res = GST_FLOW_OK;
-
- header = gst_value_array_get_value (streamheader, 0);
- if (header && G_VALUE_HOLDS (header, GST_TYPE_BUFFER)) {
- buf = gst_value_get_buffer (header);
- res = gst_celt_dec_parse_header (dec, buf);
- if (res != GST_FLOW_OK)
- goto done;
- gst_buffer_replace (&dec->streamheader, buf);
- }
-
- vorbiscomment = gst_value_array_get_value (streamheader, 1);
- if (vorbiscomment && G_VALUE_HOLDS (vorbiscomment, GST_TYPE_BUFFER)) {
- buf = gst_value_get_buffer (vorbiscomment);
- res = gst_celt_dec_parse_comments (dec, buf);
- if (res != GST_FLOW_OK)
- goto done;
- gst_buffer_replace (&dec->vorbiscomment, buf);
- }
-
- g_list_foreach (dec->extra_headers, (GFunc) gst_mini_object_unref, NULL);
- g_list_free (dec->extra_headers);
- dec->extra_headers = NULL;
-
- if (gst_value_array_get_size (streamheader) > 2) {
- gint i, n;
-
- n = gst_value_array_get_size (streamheader);
- for (i = 2; i < n; i++) {
- header = gst_value_array_get_value (streamheader, i);
- buf = gst_value_get_buffer (header);
- dec->extra_headers =
- g_list_prepend (dec->extra_headers, gst_buffer_ref (buf));
- }
- }
- }
-
-done:
- return ret;
-}
-
-static gint
-_gst_buffer_memcmp (GstBuffer * buf1, GstBuffer * buf2)
-{
- GstMapInfo map;
- gint ret;
-
- if (gst_buffer_get_size (buf1) == gst_buffer_get_size (buf2))
- return 1;
-
- gst_buffer_map (buf1, &map, GST_MAP_READ);
- ret = gst_buffer_memcmp (buf2, 0, map.data, map.size);
- gst_buffer_unmap (buf1, &map);
-
- return ret;
-}
-
-static GstFlowReturn
-gst_celt_dec_handle_frame (GstAudioDecoder * bdec, GstBuffer * buf)
-{
- GstFlowReturn res;
- GstCeltDec *dec;
-
- dec = GST_CELT_DEC (bdec);
-
- /* no fancy draining */
- if (G_UNLIKELY (!buf))
- return GST_FLOW_OK;
-
- /* If we have the streamheader and vorbiscomment from the caps already
- * ignore them here */
- if (dec->streamheader && dec->vorbiscomment) {
- if (_gst_buffer_memcmp (dec->streamheader, buf) == 0) {
- GST_DEBUG_OBJECT (dec, "found streamheader");
- gst_audio_decoder_finish_frame (bdec, NULL, 1);
- res = GST_FLOW_OK;
- } else if (_gst_buffer_memcmp (dec->vorbiscomment, buf) == 0) {
- GST_DEBUG_OBJECT (dec, "found vorbiscomments");
- gst_audio_decoder_finish_frame (bdec, NULL, 1);
- res = GST_FLOW_OK;
- } else {
- GList *l;
-
- for (l = dec->extra_headers; l; l = l->next) {
- GstBuffer *header = l->data;
- if (_gst_buffer_memcmp (header, buf) == 0) {
- GST_DEBUG_OBJECT (dec, "found extra header buffer");
- gst_audio_decoder_finish_frame (bdec, NULL, 1);
- res = GST_FLOW_OK;
- goto done;
- }
- }
- res = gst_celt_dec_parse_data (dec, buf);
- }
- } else {
- /* Otherwise fall back to packet counting and assume that the
- * first two packets are the headers. */
- if (dec->packetno == 0) {
- GST_DEBUG_OBJECT (dec, "counted streamheader");
- res = gst_celt_dec_parse_header (dec, buf);
- gst_audio_decoder_finish_frame (bdec, NULL, 1);
- } else if (dec->packetno == 1) {
- GST_DEBUG_OBJECT (dec, "counted vorbiscomments");
- res = gst_celt_dec_parse_comments (dec, buf);
- gst_audio_decoder_finish_frame (bdec, NULL, 1);
- } else if (dec->packetno <= 1 + dec->header.extra_headers) {
- GST_DEBUG_OBJECT (dec, "counted extra header");
- gst_audio_decoder_finish_frame (bdec, NULL, 1);
- res = GST_FLOW_OK;
- } else {
- res = gst_celt_dec_parse_data (dec, buf);
- }
- }
-
-done:
- dec->packetno++;
-
- return res;
-}
+++ /dev/null
-/* GStreamer
- * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
- * Copyright (C) <2008> Sebastian Dröge <sebastian.droege@collabora.co.uk>
- *
- * 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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-#ifndef __GST_CELT_DEC_H__
-#define __GST_CELT_DEC_H__
-
-#include <gst/gst.h>
-#include <gst/audio/gstaudiodecoder.h>
-#include <celt/celt.h>
-#include <celt/celt_header.h>
-
-G_BEGIN_DECLS
-
-#define GST_TYPE_CELT_DEC \
- (gst_celt_dec_get_type())
-#define GST_CELT_DEC(obj) \
- (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_CELT_DEC,GstCeltDec))
-#define GST_CELT_DEC_CLASS(klass) \
- (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_CELT_DEC,GstCeltDecClass))
-#define GST_IS_CELT_DEC(obj) \
- (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_CELT_DEC))
-#define GST_IS_CELT_DEC_CLASS(klass) \
- (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_CELT_DEC))
-
-typedef struct _GstCeltDec GstCeltDec;
-typedef struct _GstCeltDecClass GstCeltDecClass;
-
-struct _GstCeltDec {
- GstAudioDecoder element;
-
- CELTDecoder *state;
- CELTMode *mode;
- CELTHeader header;
-
- gint frame_size;
- guint64 packetno;
-
- GstBuffer *streamheader;
- GstBuffer *vorbiscomment;
- GList *extra_headers;
-};
-
-struct _GstCeltDecClass {
- GstAudioDecoderClass parent_class;
-};
-
-GType gst_celt_dec_get_type (void);
-
-G_END_DECLS
-
-#endif /* __GST_CELT_DEC_H__ */
+++ /dev/null
-/* GStreamer Celt Encoder
- * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
- * Copyright (C) <2008> Sebastian Dröge <sebastian.droege@collabora.co.uk>
- *
- * 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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-/*
- * Based on the celtenc element
- */
-
-/**
- * SECTION:element-celtenc
- * @see_also: celtdec, oggmux
- *
- * This element raw audio to CELT.
- *
- * <refsect2>
- * <title>Example pipelines</title>
- * |[
- * gst-launch -v audiotestsrc wave=sine num-buffers=100 ! audioconvert ! celtenc ! oggmux ! filesink location=sine.ogg
- * ]| Encode a test sine signal to Ogg/CELT.
- * </refsect2>
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-#include <stdlib.h>
-#include <string.h>
-#include <time.h>
-#include <math.h>
-#include <celt/celt.h>
-#include <celt/celt_header.h>
-
-#include <gst/gsttagsetter.h>
-#include <gst/tag/tag.h>
-#include <gst/audio/audio.h>
-#include "gstceltenc.h"
-
-GST_DEBUG_CATEGORY_STATIC (celtenc_debug);
-#define GST_CAT_DEFAULT celtenc_debug
-
-#define GST_CELT_ENC_TYPE_PREDICTION (gst_celt_enc_prediction_get_type())
-static GType
-gst_celt_enc_prediction_get_type (void)
-{
- static const GEnumValue values[] = {
- {0, "Independent frames", "idependent"},
- {1, "Short term interframe prediction", "short-term"},
- {2, "Long term interframe prediction", "long-term"},
- {0, NULL, NULL}
- };
- static volatile GType id = 0;
-
- if (g_once_init_enter ((gsize *) & id)) {
- GType _id;
-
- _id = g_enum_register_static ("GstCeltEncPrediction", values);
-
- g_once_init_leave ((gsize *) & id, _id);
- }
-
- return id;
-}
-
-static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink",
- GST_PAD_SINK,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS ("audio/x-raw, "
- "format = (string) " GST_AUDIO_NE (S16) ", "
- "layout = (string) interleaved, "
- "rate = (int) [ 32000, 64000 ], " "channels = (int) [ 1, 2 ]")
- );
-
-static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
- GST_PAD_SRC,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS ("audio/x-celt, "
- "rate = (int) [ 32000, 64000 ], "
- "channels = (int) [ 1, 2 ], " "frame-size = (int) [ 64, 512 ]")
- );
-
-#define DEFAULT_BITRATE 64000
-#define DEFAULT_FRAMESIZE 480
-#define DEFAULT_CBR TRUE
-#define DEFAULT_COMPLEXITY 9
-#define DEFAULT_MAX_BITRATE 64000
-#define DEFAULT_PREDICTION 0
-#define DEFAULT_START_BAND 0
-
-enum
-{
- PROP_0,
- PROP_BITRATE,
- PROP_FRAMESIZE,
- PROP_CBR,
- PROP_COMPLEXITY,
- PROP_MAX_BITRATE,
- PROP_PREDICTION,
- PROP_START_BAND
-};
-
-static void gst_celt_enc_get_property (GObject * object, guint prop_id,
- GValue * value, GParamSpec * pspec);
-static void gst_celt_enc_set_property (GObject * object, guint prop_id,
- const GValue * value, GParamSpec * pspec);
-
-static gboolean gst_celt_enc_start (GstAudioEncoder * enc);
-static gboolean gst_celt_enc_stop (GstAudioEncoder * enc);
-static gboolean gst_celt_enc_set_format (GstAudioEncoder * enc,
- GstAudioInfo * info);
-static GstFlowReturn gst_celt_enc_handle_frame (GstAudioEncoder * enc,
- GstBuffer * in_buf);
-static gboolean gst_celt_enc_sink_event (GstAudioEncoder * enc,
- GstEvent * event);
-
-#define gst_celt_enc_parent_class parent_class
-G_DEFINE_TYPE_WITH_CODE (GstCeltEnc, gst_celt_enc, GST_TYPE_AUDIO_ENCODER,
- G_IMPLEMENT_INTERFACE (GST_TYPE_TAG_SETTER, NULL));
-
-static void
-gst_celt_enc_class_init (GstCeltEncClass * klass)
-{
- GObjectClass *gobject_class;
- GstElementClass *gstelement_class;
- GstAudioEncoderClass *gstbase_class;
-
- gobject_class = (GObjectClass *) klass;
- gstelement_class = (GstElementClass *) klass;
- gstbase_class = (GstAudioEncoderClass *) klass;
-
- gobject_class->set_property = gst_celt_enc_set_property;
- gobject_class->get_property = gst_celt_enc_get_property;
-
- gstbase_class->start = GST_DEBUG_FUNCPTR (gst_celt_enc_start);
- gstbase_class->stop = GST_DEBUG_FUNCPTR (gst_celt_enc_stop);
- gstbase_class->set_format = GST_DEBUG_FUNCPTR (gst_celt_enc_set_format);
- gstbase_class->handle_frame = GST_DEBUG_FUNCPTR (gst_celt_enc_handle_frame);
- gstbase_class->sink_event = GST_DEBUG_FUNCPTR (gst_celt_enc_sink_event);
-
- g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_BITRATE,
- g_param_spec_int ("bitrate", "Encoding Bit-rate",
- "Specify an encoding bit-rate (in bps).",
- 10000, 320000, DEFAULT_BITRATE,
- G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
- g_object_class_install_property (gobject_class, PROP_FRAMESIZE,
- g_param_spec_int ("framesize", "Frame Size",
- "The number of samples per frame", 64, 512, DEFAULT_FRAMESIZE,
- G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
- g_object_class_install_property (gobject_class, PROP_CBR,
- g_param_spec_boolean ("cbr", "Constant bit rate",
- "Constant bit rate", DEFAULT_CBR,
- G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
- g_object_class_install_property (gobject_class, PROP_COMPLEXITY,
- g_param_spec_int ("complexity", "Complexity",
- "Complexity", 0, 10, DEFAULT_COMPLEXITY,
- G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
- g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_MAX_BITRATE,
- g_param_spec_int ("max-bitrate", "Maximum Encoding Bit-rate",
- "Specify a maximum encoding bit rate (in bps) for variable bit rate encoding.",
- 10000, 320000, DEFAULT_MAX_BITRATE,
- G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
- g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_PREDICTION,
- g_param_spec_enum ("prediction", "Interframe Prediction",
- "Controls the use of interframe prediction.",
- GST_CELT_ENC_TYPE_PREDICTION, DEFAULT_PREDICTION,
- G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
- g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_START_BAND,
- g_param_spec_int ("start-band", "Start Band",
- "Controls the start band that should be used",
- 0, G_MAXINT, DEFAULT_START_BAND,
- G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
-
- gst_element_class_add_pad_template (gstelement_class,
- gst_static_pad_template_get (&src_factory));
- gst_element_class_add_pad_template (gstelement_class,
- gst_static_pad_template_get (&sink_factory));
- gst_element_class_set_static_metadata (gstelement_class, "Celt audio encoder",
- "Codec/Encoder/Audio",
- "Encodes audio in Celt format",
- "Sebastian Dröge <sebastian.droege@collabora.co.uk>");
-
- GST_DEBUG_CATEGORY_INIT (celtenc_debug, "celtenc", 0, "Celt encoder");
-}
-
-static void
-gst_celt_enc_init (GstCeltEnc * enc)
-{
- enc->bitrate = DEFAULT_BITRATE;
- enc->frame_size = DEFAULT_FRAMESIZE;
- enc->cbr = DEFAULT_CBR;
- enc->complexity = DEFAULT_COMPLEXITY;
- enc->max_bitrate = DEFAULT_MAX_BITRATE;
- enc->prediction = DEFAULT_PREDICTION;
-}
-
-static gboolean
-gst_celt_enc_start (GstAudioEncoder * benc)
-{
- GstCeltEnc *enc = GST_CELT_ENC (benc);
-
- GST_DEBUG_OBJECT (enc, "start");
- enc->channels = -1;
- enc->rate = -1;
- enc->header_sent = FALSE;
-
- return TRUE;
-}
-
-static gboolean
-gst_celt_enc_stop (GstAudioEncoder * benc)
-{
- GstCeltEnc *enc = GST_CELT_ENC (benc);
-
- GST_DEBUG_OBJECT (enc, "stop");
- enc->header_sent = FALSE;
- if (enc->state) {
- celt_encoder_destroy (enc->state);
- enc->state = NULL;
- }
- if (enc->mode) {
- celt_mode_destroy (enc->mode);
- enc->mode = NULL;
- }
- memset (&enc->header, 0, sizeof (enc->header));
-
- gst_tag_setter_reset_tags (GST_TAG_SETTER (enc));
-
- return TRUE;
-}
-
-static gboolean
-gst_celt_enc_setup (GstCeltEnc * enc)
-{
- gint error = CELT_OK;
-
-#ifdef HAVE_CELT_0_7
- enc->mode = celt_mode_create (enc->rate, enc->frame_size, &error);
-#else
- enc->mode =
- celt_mode_create (enc->rate, enc->channels, enc->frame_size, &error);
-#endif
- if (!enc->mode)
- goto mode_initialization_failed;
-
-#ifdef HAVE_CELT_0_11
- celt_header_init (&enc->header, enc->mode, enc->frame_size, enc->channels);
-#else
-#ifdef HAVE_CELT_0_7
- celt_header_init (&enc->header, enc->mode, enc->channels);
-#else
- celt_header_init (&enc->header, enc->mode);
-#endif
-#endif
- enc->header.nb_channels = enc->channels;
-
-#ifdef HAVE_CELT_0_8
- enc->frame_size = enc->header.frame_size;
-#else
- celt_mode_info (enc->mode, CELT_GET_FRAME_SIZE, &enc->frame_size);
-#endif
-
-#ifdef HAVE_CELT_0_11
- enc->state = celt_encoder_create_custom (enc->mode, enc->channels, &error);
-#else
-#ifdef HAVE_CELT_0_7
- enc->state = celt_encoder_create (enc->mode, enc->channels, &error);
-#else
- enc->state = celt_encoder_create (enc->mode);
-#endif
-#endif
- if (!enc->state)
- goto encoder_creation_failed;
-
-#ifdef CELT_SET_VBR_RATE
- if (!enc->cbr) {
- celt_encoder_ctl (enc->state, CELT_SET_VBR_RATE (enc->bitrate / 1000), 0);
- }
-#endif
-#ifdef CELT_SET_COMPLEXITY
- celt_encoder_ctl (enc->state, CELT_SET_COMPLEXITY (enc->complexity), 0);
-#endif
-#ifdef CELT_SET_PREDICTION
- celt_encoder_ctl (enc->state, CELT_SET_PREDICTION (enc->prediction), 0);
-#endif
-#ifdef CELT_SET_START_BAND
- celt_encoder_ctl (enc->state, CELT_SET_START_BAND (enc->start_band), 0);
-#endif
-
- GST_LOG_OBJECT (enc, "we have frame size %d", enc->frame_size);
-
- return TRUE;
-
-mode_initialization_failed:
- GST_ERROR_OBJECT (enc, "Mode initialization failed: %d", error);
- return FALSE;
-
-encoder_creation_failed:
-#ifdef HAVE_CELT_0_7
- GST_ERROR_OBJECT (enc, "Encoder creation failed: %d", error);
-#else
- GST_ERROR_OBJECT (enc, "Encoder creation failed");
-#endif
- return FALSE;
-}
-
-static gint64
-gst_celt_enc_get_latency (GstCeltEnc * enc)
-{
- return gst_util_uint64_scale (enc->frame_size, GST_SECOND, enc->rate);
-}
-
-static gboolean
-gst_celt_enc_set_format (GstAudioEncoder * benc, GstAudioInfo * info)
-{
- GstCeltEnc *enc;
- GstCaps *otherpadcaps;
-
- enc = GST_CELT_ENC (benc);
-
- enc->channels = GST_AUDIO_INFO_CHANNELS (info);
- enc->rate = GST_AUDIO_INFO_RATE (info);
-
- /* handle reconfigure */
- if (enc->state) {
- celt_encoder_destroy (enc->state);
- enc->state = NULL;
- }
- if (enc->mode) {
- celt_mode_destroy (enc->mode);
- enc->mode = NULL;
- }
- memset (&enc->header, 0, sizeof (enc->header));
-
- otherpadcaps = gst_pad_get_allowed_caps (GST_AUDIO_ENCODER_SRC_PAD (enc));
- if (otherpadcaps) {
- if (!gst_caps_is_empty (otherpadcaps)) {
- GstStructure *ps = gst_caps_get_structure (otherpadcaps, 0);
- gst_structure_get_int (ps, "frame-size", &enc->frame_size);
- }
- gst_caps_unref (otherpadcaps);
- }
-
- if (enc->requested_frame_size > 0)
- enc->frame_size = enc->requested_frame_size;
-
- GST_DEBUG_OBJECT (enc, "channels=%d rate=%d frame-size=%d",
- enc->channels, enc->rate, enc->frame_size);
-
- if (!gst_celt_enc_setup (enc))
- return FALSE;
-
- /* feedback to base class */
- gst_audio_encoder_set_latency (benc,
- gst_celt_enc_get_latency (enc), gst_celt_enc_get_latency (enc));
- gst_audio_encoder_set_frame_samples_min (benc, enc->frame_size);
- gst_audio_encoder_set_frame_samples_max (benc, enc->frame_size);
- gst_audio_encoder_set_frame_max (benc, 1);
-
- return TRUE;
-}
-
-static gboolean
-gst_celt_enc_sink_event (GstAudioEncoder * benc, GstEvent * event)
-{
- GstCeltEnc *enc;
-
- enc = GST_CELT_ENC (benc);
-
- switch (GST_EVENT_TYPE (event)) {
- case GST_EVENT_TAG:
- {
- GstTagList *list;
- GstTagSetter *setter = GST_TAG_SETTER (enc);
- const GstTagMergeMode mode = gst_tag_setter_get_tag_merge_mode (setter);
-
- gst_event_parse_tag (event, &list);
- gst_tag_setter_merge_tags (setter, list, mode);
- break;
- }
- default:
- break;
- }
-
- /* we only peeked, let base class handle it */
- return GST_AUDIO_ENCODER_CLASS (parent_class)->sink_event (benc, event);
-}
-
-static GstBuffer *
-gst_celt_enc_create_metadata_buffer (GstCeltEnc * enc)
-{
- const GstTagList *tags;
- GstTagList *empty_tags = NULL;
- GstBuffer *comments = NULL;
-
- tags = gst_tag_setter_get_tag_list (GST_TAG_SETTER (enc));
-
- GST_DEBUG_OBJECT (enc, "tags = %" GST_PTR_FORMAT, tags);
-
- if (tags == NULL) {
- /* FIXME: better fix chain of callers to not write metadata at all,
- * if there is none */
- empty_tags = gst_tag_list_new_empty ();
- tags = empty_tags;
- }
- comments = gst_tag_list_to_vorbiscomment_buffer (tags, NULL,
- 0, "Encoded with GStreamer Celtenc");
-
- GST_BUFFER_OFFSET (comments) = 0;
- GST_BUFFER_OFFSET_END (comments) = 0;
-
- if (empty_tags)
- gst_tag_list_unref (empty_tags);
-
- return comments;
-}
-
-static GstFlowReturn
-gst_celt_enc_encode (GstCeltEnc * enc, GstBuffer * buf)
-{
- GstFlowReturn ret = GST_FLOW_OK;
- gint frame_size = enc->frame_size;
- gint bytes = frame_size * 2 * enc->channels;
- gint bytes_per_packet;
- gint16 *data, *data0 = NULL;
- gint outsize, size;
- GstBuffer *outbuf;
- GstMapInfo map, omap;
-
- if (G_LIKELY (buf)) {
- gst_buffer_map (buf, &map, GST_MAP_READ);
- data = (gint16 *) map.data;
- size = map.size;
-
- if (G_UNLIKELY (map.size % bytes)) {
- GST_DEBUG_OBJECT (enc, "draining; adding silence samples");
- size = ((size / bytes) + 1) * bytes;
- data0 = g_malloc0 (size);
- memcpy (data0, data, size);
- data = data0;
- }
- } else {
- GST_DEBUG_OBJECT (enc, "nothing to drain");
- goto done;
- }
-
- frame_size = size / (2 * enc->channels);
- if (enc->cbr) {
- bytes_per_packet = (enc->bitrate * frame_size / enc->rate + 4) / 8;
- } else {
- bytes_per_packet = (enc->max_bitrate * frame_size / enc->rate + 4) / 8;
- }
-
- outbuf = gst_buffer_new_and_alloc (bytes_per_packet);
- GST_DEBUG_OBJECT (enc, "encoding %d samples (%d bytes)", frame_size, bytes);
-
- gst_buffer_map (outbuf, &omap, GST_MAP_WRITE);
-
-#ifdef HAVE_CELT_0_8
- outsize =
- celt_encode (enc->state, data, frame_size, omap.data, bytes_per_packet);
-#else
- outsize = celt_encode (enc->state, data, NULL, omap.data, bytes_per_packet);
-#endif
-
- gst_buffer_unmap (outbuf, &omap);
- gst_buffer_unmap (buf, &map);
-
- if (outsize < 0) {
- GST_ELEMENT_ERROR (enc, STREAM, ENCODE, (NULL),
- ("encoding failed: %d", outsize));
- ret = GST_FLOW_ERROR;
- goto done;
- }
-
- GST_DEBUG_OBJECT (enc, "encoding %d bytes", bytes);
-
- ret = gst_audio_encoder_finish_frame (GST_AUDIO_ENCODER (enc),
- outbuf, frame_size);
-
-done:
- g_free (data0);
- return ret;
-}
-
-/*
- * (really really) FIXME: move into core (dixit tpm)
- */
-/**
- * _gst_caps_set_buffer_array:
- * @caps: a #GstCaps
- * @field: field in caps to set
- * @buf: header buffers
- *
- * Adds given buffers to an array of buffers set as the given @field
- * on the given @caps. List of buffer arguments must be NULL-terminated.
- *
- * Returns: input caps with a streamheader field added, or NULL if some error
- */
-static GstCaps *
-_gst_caps_set_buffer_array (GstCaps * caps, const gchar * field,
- GstBuffer * buf, ...)
-{
- GstStructure *structure = NULL;
- va_list va;
- GValue array = { 0 };
- GValue value = { 0 };
-
- g_return_val_if_fail (caps != NULL, NULL);
- g_return_val_if_fail (gst_caps_is_fixed (caps), NULL);
- g_return_val_if_fail (field != NULL, NULL);
-
- caps = gst_caps_make_writable (caps);
- structure = gst_caps_get_structure (caps, 0);
-
- g_value_init (&array, GST_TYPE_ARRAY);
-
- va_start (va, buf);
- /* put buffers in a fixed list */
- while (buf) {
- g_assert (gst_buffer_is_writable (buf));
-
- /* mark buffer */
- GST_BUFFER_FLAG_SET (buf, GST_BUFFER_FLAG_HEADER);
-
- g_value_init (&value, GST_TYPE_BUFFER);
- buf = gst_buffer_copy (buf);
- GST_BUFFER_FLAG_SET (buf, GST_BUFFER_FLAG_HEADER);
- gst_value_set_buffer (&value, buf);
- gst_buffer_unref (buf);
- gst_value_array_append_value (&array, &value);
- g_value_unset (&value);
-
- buf = va_arg (va, GstBuffer *);
- }
-
- gst_structure_set_value (structure, field, &array);
- g_value_unset (&array);
-
- return caps;
-}
-
-static GstFlowReturn
-gst_celt_enc_handle_frame (GstAudioEncoder * benc, GstBuffer * buf)
-{
- GstCeltEnc *enc;
- GstFlowReturn ret = GST_FLOW_OK;
-
- enc = GST_CELT_ENC (benc);
-
- if (!enc->header_sent) {
- /* Celt streams begin with two headers; the initial header (with
- most of the codec setup parameters) which is mandated by the Ogg
- bitstream spec. The second header holds any comment fields.
- We merely need to make the headers, then pass them to libcelt
- one at a time; libcelt handles the additional Ogg bitstream
- constraints */
- GstBuffer *buf1, *buf2;
- GstCaps *caps;
- /* libcelt has a bug which underestimates header size by 4... */
- unsigned int header_size = enc->header.header_size + 4;
- unsigned char *data = g_malloc (header_size);
- GList *headers;
-
- /* create header buffer */
- int error = celt_header_to_packet (&enc->header, data, header_size);
- if (error < 0) {
- g_free (data);
- goto no_header;
- }
- buf1 = gst_buffer_new_wrapped (data, header_size);
- GST_BUFFER_OFFSET_END (buf1) = 0;
- GST_BUFFER_OFFSET (buf1) = 0;
-
- /* create comment buffer */
- buf2 = gst_celt_enc_create_metadata_buffer (enc);
-
- /* mark and put on caps */
- caps = gst_caps_new_simple ("audio/x-celt",
- "rate", G_TYPE_INT, enc->rate,
- "channels", G_TYPE_INT, enc->channels,
- "frame-size", G_TYPE_INT, enc->frame_size, NULL);
- caps = _gst_caps_set_buffer_array (caps, "streamheader", buf1, buf2, NULL);
-
- /* negotiate with these caps */
- GST_DEBUG_OBJECT (enc, "here are the caps: %" GST_PTR_FORMAT, caps);
- GST_LOG_OBJECT (enc, "rate=%d channels=%d frame-size=%d",
- enc->rate, enc->channels, enc->frame_size);
- gst_audio_encoder_set_output_format (GST_AUDIO_ENCODER (enc), caps);
- gst_caps_unref (caps);
-
- /* push out buffers */
- /* store buffers for later pre_push sending */
- headers = NULL;
- GST_DEBUG_OBJECT (enc, "storing header buffers");
- headers = g_list_prepend (headers, buf2);
- headers = g_list_prepend (headers, buf1);
- gst_audio_encoder_set_headers (benc, headers);
-
- enc->header_sent = TRUE;
- }
-
- GST_DEBUG_OBJECT (enc, "received buffer %p of %" G_GSIZE_FORMAT " bytes",
- buf, buf ? gst_buffer_get_size (buf) : 0);
-
- ret = gst_celt_enc_encode (enc, buf);
-
-done:
- return ret;
-
- /* ERRORS */
-no_header:
- {
- GST_ELEMENT_ERROR (enc, STREAM, ENCODE, (NULL),
- ("Failed to encode header"));
- ret = GST_FLOW_ERROR;
- goto done;
- }
-}
-
-static void
-gst_celt_enc_get_property (GObject * object, guint prop_id, GValue * value,
- GParamSpec * pspec)
-{
- GstCeltEnc *enc;
-
- enc = GST_CELT_ENC (object);
-
- switch (prop_id) {
- case PROP_BITRATE:
- g_value_set_int (value, enc->bitrate);
- break;
- case PROP_FRAMESIZE:
- g_value_set_int (value, enc->frame_size);
- break;
- case PROP_CBR:
- g_value_set_boolean (value, enc->cbr);
- break;
- case PROP_COMPLEXITY:
- g_value_set_int (value, enc->complexity);
- break;
- case PROP_MAX_BITRATE:
- g_value_set_int (value, enc->max_bitrate);
- break;
- case PROP_PREDICTION:
- g_value_set_enum (value, enc->prediction);
- break;
- case PROP_START_BAND:
- g_value_set_int (value, enc->start_band);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-static void
-gst_celt_enc_set_property (GObject * object, guint prop_id,
- const GValue * value, GParamSpec * pspec)
-{
- GstCeltEnc *enc;
-
- enc = GST_CELT_ENC (object);
-
- switch (prop_id) {
- case PROP_BITRATE:
- enc->bitrate = g_value_get_int (value);
- break;
- case PROP_FRAMESIZE:
- enc->requested_frame_size = g_value_get_int (value);
- enc->frame_size = enc->requested_frame_size;
- break;
- case PROP_CBR:
- enc->cbr = g_value_get_boolean (value);
- break;
- case PROP_COMPLEXITY:
- enc->complexity = g_value_get_int (value);
- break;
- case PROP_MAX_BITRATE:
- enc->max_bitrate = g_value_get_int (value);
- break;
- case PROP_PREDICTION:
- enc->prediction = g_value_get_enum (value);
- break;
- case PROP_START_BAND:
- enc->start_band = g_value_get_int (value);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
+++ /dev/null
-/* GStreamer Celt Encoder
- * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
- * Copyright (C) <2008> Sebastian Dröge <sebastian.droege@collabora.co.uk>
- *
- * 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., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-
-#ifndef __GST_CELT_ENC_H__
-#define __GST_CELT_ENC_H__
-
-
-#include <gst/gst.h>
-#include <gst/audio/gstaudioencoder.h>
-
-#include <celt/celt.h>
-#include <celt/celt_header.h>
-
-G_BEGIN_DECLS
-
-#define GST_TYPE_CELT_ENC \
- (gst_celt_enc_get_type())
-#define GST_CELT_ENC(obj) \
- (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_CELT_ENC,GstCeltEnc))
-#define GST_CELT_ENC_CLASS(klass) \
- (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_CELT_ENC,GstCeltEncClass))
-#define GST_IS_CELT_ENC(obj) \
- (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_CELT_ENC))
-#define GST_IS_CELT_ENC_CLASS(klass) \
- (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_CELT_ENC))
-
-#define MAX_FRAME_SIZE 2000*2
-#define MAX_FRAME_BYTES 2000
-
-typedef struct _GstCeltEnc GstCeltEnc;
-typedef struct _GstCeltEncClass GstCeltEncClass;
-
-struct _GstCeltEnc {
- GstAudioEncoder element;
-
- CELTHeader header;
- CELTMode *mode;
- CELTEncoder *state;
-
- gint bitrate;
- gint frame_size;
- gint requested_frame_size;
- gboolean cbr;
- gint complexity;
- gint max_bitrate;
- gint prediction;
- gint start_band;
-
- gint channels;
- gint rate;
-
- gboolean header_sent;
-};
-
-struct _GstCeltEncClass {
- GstAudioEncoderClass parent_class;
-};
-
-GType gst_celt_enc_get_type (void);
-
-G_END_DECLS
-
-#endif /* __GST_CELT_ENC_H__ */
projects / platform / upstream / gstreamer.git / commitdiff