2005-08-23 19:29:38 +00:00
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/* GStreamer
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2005-08-24 14:08:58 +00:00
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* Copyright (C) 1999 Erik Walthinsen <omega@cse.ogi.edu>
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2005-08-23 19:29:38 +00:00
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* Copyright (C) 2003,2004 David A. Schleef <ds@schleef.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/* Element-Checklist-Version: 5 */
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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2005-08-24 14:08:58 +00:00
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2005-08-23 19:29:38 +00:00
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#include <string.h>
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#include <math.h>
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/*#define DEBUG_ENABLED */
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#include "gstaudioresample.h"
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#include <gst/audio/audio.h>
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2005-08-24 14:08:58 +00:00
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#include <gst/base/gstbasetransform.h>
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2005-08-23 19:29:38 +00:00
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2005-09-23 16:40:27 +00:00
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GST_DEBUG_CATEGORY (audioresample_debug);
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2005-08-23 19:29:38 +00:00
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#define GST_CAT_DEFAULT audioresample_debug
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/* elementfactory information */
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static GstElementDetails gst_audioresample_details =
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GST_ELEMENT_DETAILS ("Audio scaler",
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"Filter/Converter/Audio",
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"Resample audio",
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"David Schleef <ds@schleef.org>");
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2005-08-24 14:08:58 +00:00
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/* GstAudioresample signals and args */
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2005-08-23 19:29:38 +00:00
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enum
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{
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/* FILL ME */
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LAST_SIGNAL
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};
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2005-12-06 19:42:02 +00:00
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#define DEFAULT_FILTERLEN 16
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gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
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2005-08-23 19:29:38 +00:00
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enum
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{
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ARG_0,
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ARG_FILTERLEN
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};
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#define SUPPORTED_CAPS \
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2005-08-25 12:31:31 +00:00
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GST_STATIC_CAPS ( \
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2005-08-23 19:29:38 +00:00
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"audio/x-raw-int, " \
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"rate = (int) [ 1, MAX ], " \
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"channels = (int) [ 1, MAX ], " \
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"endianness = (int) BYTE_ORDER, " \
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"width = (int) 16, " \
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"depth = (int) 16, " \
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2005-08-25 12:31:31 +00:00
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"signed = (boolean) true " \
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)
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2005-08-23 19:29:38 +00:00
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#if 0
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/* disabled because it segfaults */
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"audio/x-raw-float, "
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"rate = (int) [ 1, MAX ], "
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"channels = (int) [ 1, MAX ], "
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"endianness = (int) BYTE_ORDER, " "width = (int) 32")
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#endif
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static GstStaticPadTemplate gst_audioresample_sink_template =
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GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK, GST_PAD_ALWAYS, SUPPORTED_CAPS);
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static GstStaticPadTemplate gst_audioresample_src_template =
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GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC, GST_PAD_ALWAYS, SUPPORTED_CAPS);
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static void gst_audioresample_dispose (GObject * object);
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static void gst_audioresample_set_property (GObject * object,
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guint prop_id, const GValue * value, GParamSpec * pspec);
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static void gst_audioresample_get_property (GObject * object,
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guint prop_id, GValue * value, GParamSpec * pspec);
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2005-08-24 14:08:58 +00:00
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/* vmethods */
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gboolean audioresample_get_unit_size (GstBaseTransform * base,
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GstCaps * caps, guint * size);
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GstCaps *audioresample_transform_caps (GstBaseTransform * base,
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GstPadDirection direction, GstCaps * caps);
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gboolean audioresample_transform_size (GstBaseTransform * trans,
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GstPadDirection direction, GstCaps * incaps, guint insize,
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GstCaps * outcaps, guint * outsize);
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gboolean audioresample_set_caps (GstBaseTransform * base, GstCaps * incaps,
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GstCaps * outcaps);
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gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
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static GstFlowReturn audioresample_pushthrough (GstAudioresample *
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audioresample);
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2005-08-24 14:08:58 +00:00
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static GstFlowReturn audioresample_transform (GstBaseTransform * base,
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GstBuffer * inbuf, GstBuffer * outbuf);
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gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
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static gboolean audioresample_event (GstBaseTransform * base,
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GstEvent * event);
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2005-08-23 19:29:38 +00:00
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/*static guint gst_audioresample_signals[LAST_SIGNAL] = { 0 }; */
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2005-08-24 14:08:58 +00:00
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#define DEBUG_INIT(bla) \
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GST_DEBUG_CATEGORY_INIT (audioresample_debug, "audioresample", 0, "audio resampling element");
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2005-08-23 19:29:38 +00:00
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2005-08-24 14:08:58 +00:00
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GST_BOILERPLATE_FULL (GstAudioresample, gst_audioresample, GstBaseTransform,
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GST_TYPE_BASE_TRANSFORM, DEBUG_INIT);
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2005-08-23 19:29:38 +00:00
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2005-08-24 14:08:58 +00:00
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static void gst_audioresample_base_init (gpointer g_class)
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{
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GstElementClass *gstelement_class = GST_ELEMENT_CLASS (g_class);
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2005-08-23 19:29:38 +00:00
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2005-08-24 14:08:58 +00:00
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&gst_audioresample_src_template));
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gst_element_class_add_pad_template (gstelement_class,
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gst_static_pad_template_get (&gst_audioresample_sink_template));
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2005-08-23 19:29:38 +00:00
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2005-08-24 14:08:58 +00:00
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gst_element_class_set_details (gstelement_class,
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&gst_audioresample_details);
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}
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static void gst_audioresample_class_init (GstAudioresampleClass * klass)
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2005-08-23 19:29:38 +00:00
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{
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GObjectClass *gobject_class;
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gobject_class = (GObjectClass *) klass;
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gobject_class->set_property = gst_audioresample_set_property;
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gobject_class->get_property = gst_audioresample_get_property;
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gobject_class->dispose = gst_audioresample_dispose;
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g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_FILTERLEN,
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g_param_spec_int ("filter_length", "filter_length", "filter_length",
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gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
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0, G_MAXINT, DEFAULT_FILTERLEN,
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G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
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2005-08-23 19:29:38 +00:00
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2005-08-24 14:08:58 +00:00
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GST_BASE_TRANSFORM_CLASS (klass)->transform_size =
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GST_DEBUG_FUNCPTR (audioresample_transform_size);
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GST_BASE_TRANSFORM_CLASS (klass)->get_unit_size =
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GST_DEBUG_FUNCPTR (audioresample_get_unit_size);
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GST_BASE_TRANSFORM_CLASS (klass)->transform_caps =
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GST_DEBUG_FUNCPTR (audioresample_transform_caps);
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GST_BASE_TRANSFORM_CLASS (klass)->set_caps =
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GST_DEBUG_FUNCPTR (audioresample_set_caps);
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GST_BASE_TRANSFORM_CLASS (klass)->transform =
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GST_DEBUG_FUNCPTR (audioresample_transform);
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gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
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GST_BASE_TRANSFORM_CLASS (klass)->event =
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GST_DEBUG_FUNCPTR (audioresample_event);
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check/: Add extra tests for basetransform based components.
Original commit message from CVS:
* check/Makefile.am:
* check/pipelines/simple_launch_lines.c: (setup_pipeline),
(run_pipeline), (GST_START_TEST), (simple_launch_lines_suite):
Add extra tests for basetransform based components.
Comment out the test_element_negotiation test until we decide
if it's testing correct behaviour.
* ext/libvisual/visual.c: (gst_visual_init), (get_buffer),
(gst_visual_chain), (gst_visual_change_state):
Slightly more correct but still bogus timestamping.
Fix state change function.
* gst/audioconvert/gstaudioconvert.c:
(gst_audio_convert_class_init):
* gst/audioresample/gstaudioresample.c:
* gst/ffmpegcolorspace/gstffmpegcolorspace.c:
(gst_ffmpegcsp_class_init):
* gst/videoscale/gstvideoscale.c: (gst_videoscale_class_init),
(gst_videoscale_prepare_size), (gst_videoscale_set_caps),
(gst_videoscale_prepare_image):
* gst/volume/gstvolume.c: (gst_volume_class_init),
(volume_transform_ip):
Basetransform updates. Enable passthrough modes.
* sys/ximage/ximagesink.c: (gst_ximage_buffer_init),
(gst_ximagesink_renegotiate_size), (gst_ximagesink_xcontext_get),
(gst_ximagesink_setcaps), (gst_ximagesink_buffer_alloc):
Negotiation fix that allows the window to return to the original
size and renegotiate passthrough upstream. Extra debug output.
2005-09-09 17:53:47 +00:00
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GST_BASE_TRANSFORM_CLASS (klass)->passthrough_on_same_caps = TRUE;
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2005-08-23 19:29:38 +00:00
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}
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gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
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static void
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gst_audioresample_init (GstAudioresample * audioresample,
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2005-08-28 17:52:45 +00:00
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GstAudioresampleClass * klass)
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2005-08-23 19:29:38 +00:00
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{
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2005-08-24 14:08:58 +00:00
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ResampleState *r;
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gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
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GstBaseTransform *trans;
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trans = GST_BASE_TRANSFORM (audioresample);
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/* buffer alloc passthrough is too impossible. FIXME, it
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* is trivial in the passtrough case. */
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gst_pad_set_bufferalloc_function (trans->sinkpad, NULL);
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2005-08-23 19:29:38 +00:00
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2005-08-24 14:08:58 +00:00
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r = resample_new ();
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audioresample->resample = r;
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gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
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audioresample->ts_offset = -1;
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audioresample->offset = -1;
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audioresample->next_ts = -1;
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2005-08-23 19:29:38 +00:00
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gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
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resample_set_filter_length (r, DEFAULT_FILTERLEN);
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2005-08-24 14:08:58 +00:00
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resample_set_format (r, RESAMPLE_FORMAT_S16);
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}
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static void gst_audioresample_dispose (GObject * object)
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{
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GstAudioresample *audioresample = GST_AUDIORESAMPLE (object);
|
2005-08-23 19:29:38 +00:00
|
|
|
|
2005-08-24 14:08:58 +00:00
|
|
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if (audioresample->resample) {
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|
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resample_free (audioresample->resample);
|
|
|
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audioresample->resample = NULL;
|
2005-08-23 19:29:38 +00:00
|
|
|
}
|
2005-08-24 14:08:58 +00:00
|
|
|
|
|
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G_OBJECT_CLASS (parent_class)->dispose (object);
|
2005-08-23 19:29:38 +00:00
|
|
|
}
|
|
|
|
|
2005-08-24 14:08:58 +00:00
|
|
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/* vmethods */
|
|
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|
gboolean
|
|
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audioresample_get_unit_size (GstBaseTransform * base, GstCaps * caps,
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|
|
|
guint * size) {
|
|
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|
gint width, channels;
|
|
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GstStructure *structure;
|
|
|
|
gboolean ret;
|
2005-08-23 19:29:38 +00:00
|
|
|
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2005-08-24 14:08:58 +00:00
|
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g_return_val_if_fail (size, FALSE);
|
2005-08-23 19:29:38 +00:00
|
|
|
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2005-08-24 14:08:58 +00:00
|
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/* this works for both float and int */
|
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structure = gst_caps_get_structure (caps, 0);
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ret = gst_structure_get_int (structure, "width", &width);
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|
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ret &= gst_structure_get_int (structure, "channels", &channels);
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g_return_val_if_fail (ret, FALSE);
|
2005-08-23 19:29:38 +00:00
|
|
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2005-08-24 14:08:58 +00:00
|
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*size = width * channels / 8;
|
2005-08-23 19:29:38 +00:00
|
|
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2005-08-24 14:08:58 +00:00
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return TRUE;
|
2005-08-23 19:29:38 +00:00
|
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|
}
|
|
|
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2005-08-24 14:08:58 +00:00
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GstCaps *audioresample_transform_caps (GstBaseTransform * base,
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GstPadDirection direction, GstCaps * caps)
|
2005-08-23 19:29:38 +00:00
|
|
|
{
|
gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
|
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GstCaps *res;
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2005-08-23 19:29:38 +00:00
|
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GstStructure *structure;
|
|
|
|
|
gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
|
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/* transform caps gives one single caps so we can just replace
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* the rate property with our range. */
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res = gst_caps_copy (caps);
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structure = gst_caps_get_structure (res, 0);
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gst_structure_set (structure, "rate", GST_TYPE_INT_RANGE, 1, G_MAXINT, NULL);
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2005-08-23 19:29:38 +00:00
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2005-08-24 14:08:58 +00:00
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return res;
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2005-08-23 19:29:38 +00:00
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}
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2005-08-24 14:08:58 +00:00
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static gboolean
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resample_set_state_from_caps (ResampleState * state, GstCaps * incaps,
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GstCaps * outcaps, gint * channels, gint * inrate, gint * outrate)
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2005-08-23 19:29:38 +00:00
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{
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GstStructure *structure;
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gboolean ret;
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2005-08-24 14:08:58 +00:00
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gint myinrate, myoutrate;
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int mychannels;
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2005-08-23 19:29:38 +00:00
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2005-08-24 14:08:58 +00:00
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GST_DEBUG ("incaps %" GST_PTR_FORMAT ", outcaps %"
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GST_PTR_FORMAT, incaps, outcaps);
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2005-08-23 19:29:38 +00:00
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2005-08-24 14:08:58 +00:00
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structure = gst_caps_get_structure (incaps, 0);
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2005-08-23 19:29:38 +00:00
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2005-08-24 14:08:58 +00:00
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/* FIXME: once it does float, set the correct format */
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#if 0
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if (g_str_equal (gst_structure_get_name (structure), "audio/x-raw-float")) {
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r->format = GST_RESAMPLE_FLOAT;
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} else {
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r->format = GST_RESAMPLE_S16;
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2005-08-23 19:29:38 +00:00
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}
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2005-08-24 14:08:58 +00:00
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#endif
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2005-08-23 19:29:38 +00:00
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2005-08-24 14:08:58 +00:00
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ret = gst_structure_get_int (structure, "rate", &myinrate);
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ret &= gst_structure_get_int (structure, "channels", &mychannels);
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g_return_val_if_fail (ret, FALSE);
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2005-08-23 19:29:38 +00:00
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2005-08-24 14:08:58 +00:00
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structure = gst_caps_get_structure (outcaps, 0);
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ret = gst_structure_get_int (structure, "rate", &myoutrate);
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g_return_val_if_fail (ret, FALSE);
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2005-08-23 19:29:38 +00:00
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2005-08-24 14:08:58 +00:00
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if (channels)
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*channels = mychannels;
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if (inrate)
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*inrate = myinrate;
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if (outrate)
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*outrate = myoutrate;
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2005-08-23 19:29:38 +00:00
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2005-08-24 14:08:58 +00:00
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resample_set_n_channels (state, mychannels);
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resample_set_input_rate (state, myinrate);
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resample_set_output_rate (state, myoutrate);
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2005-08-23 19:29:38 +00:00
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2005-08-24 14:08:58 +00:00
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return TRUE;
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2005-08-23 19:29:38 +00:00
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}
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2005-08-25 12:31:31 +00:00
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gboolean
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audioresample_transform_size (GstBaseTransform * base,
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2005-08-24 14:08:58 +00:00
|
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GstPadDirection direction, GstCaps * caps, guint size, GstCaps * othercaps,
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2005-08-25 12:31:31 +00:00
|
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guint * othersize) {
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2005-08-24 14:08:58 +00:00
|
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GstAudioresample *audioresample = GST_AUDIORESAMPLE (base);
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ResampleState *state;
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GstCaps *srccaps, *sinkcaps;
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gboolean use_internal = FALSE; /* whether we use the internal state */
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gboolean ret = TRUE;
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2005-08-25 12:31:31 +00:00
|
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GST_DEBUG_OBJECT (base, "asked to transform size %d in direction %s",
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size, direction == GST_PAD_SINK ? "SINK" : "SRC");
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2005-08-24 14:08:58 +00:00
|
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if (direction == GST_PAD_SINK) {
|
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sinkcaps = caps;
|
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|
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srccaps = othercaps;
|
|
|
|
} else {
|
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|
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sinkcaps = othercaps;
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srccaps = caps;
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}
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2005-08-23 19:29:38 +00:00
|
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|
|
2005-08-24 14:08:58 +00:00
|
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/* if the caps are the ones that _set_caps got called with; we can use
|
|
|
|
* our own state; otherwise we'll have to create a state */
|
|
|
|
if (gst_caps_is_equal (sinkcaps, audioresample->sinkcaps) &&
|
|
|
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gst_caps_is_equal (srccaps, audioresample->srccaps)) {
|
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|
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use_internal = TRUE;
|
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state = audioresample->resample;
|
|
|
|
} else {
|
2005-08-25 12:31:31 +00:00
|
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GST_DEBUG_OBJECT (audioresample,
|
|
|
|
"caps are not the set caps, creating state");
|
2005-08-24 14:08:58 +00:00
|
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state = resample_new ();
|
gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
|
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|
resample_set_filter_length (state, audioresample->filter_length);
|
2005-08-24 14:08:58 +00:00
|
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|
resample_set_state_from_caps (state, sinkcaps, srccaps, NULL, NULL, NULL);
|
|
|
|
}
|
2005-08-23 19:29:38 +00:00
|
|
|
|
2005-08-24 14:08:58 +00:00
|
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|
if (direction == GST_PAD_SINK) {
|
|
|
|
/* asked to convert size of an incoming buffer */
|
|
|
|
*othersize = resample_get_output_size_for_input (state, size);
|
|
|
|
} else {
|
gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
|
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|
/* asked to convert size of an outgoing buffer */
|
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|
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*othersize = resample_get_input_size_for_output (state, size);
|
2005-08-24 14:08:58 +00:00
|
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|
}
|
2005-08-26 17:35:28 +00:00
|
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g_assert (*othersize % state->sample_size == 0);
|
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|
|
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2005-08-25 12:31:31 +00:00
|
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/* we make room for one extra sample, given that the resampling filter
|
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* can output an extra one for non-integral i_rate/o_rate */
|
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|
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GST_DEBUG_OBJECT (base, "transformed size %d to %d", size, *othersize);
|
2005-08-23 19:29:38 +00:00
|
|
|
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2005-08-24 14:08:58 +00:00
|
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|
if (!use_internal) {
|
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|
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resample_free (state);
|
|
|
|
}
|
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|
|
|
|
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return ret;
|
2005-08-23 19:29:38 +00:00
|
|
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}
|
|
|
|
|
2005-08-25 12:31:31 +00:00
|
|
|
gboolean
|
|
|
|
audioresample_set_caps (GstBaseTransform * base, GstCaps * incaps,
|
|
|
|
GstCaps * outcaps) {
|
2005-08-24 14:08:58 +00:00
|
|
|
gboolean ret;
|
|
|
|
gint inrate, outrate;
|
|
|
|
int channels;
|
|
|
|
GstAudioresample *audioresample = GST_AUDIORESAMPLE (base);
|
2005-08-23 19:29:38 +00:00
|
|
|
|
2005-08-24 14:08:58 +00:00
|
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GST_DEBUG_OBJECT (base, "incaps %" GST_PTR_FORMAT ", outcaps %"
|
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|
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GST_PTR_FORMAT, incaps, outcaps);
|
2005-08-23 19:29:38 +00:00
|
|
|
|
2005-08-24 14:08:58 +00:00
|
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|
ret = resample_set_state_from_caps (audioresample->resample, incaps, outcaps,
|
|
|
|
&channels, &inrate, &outrate);
|
|
|
|
|
|
|
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g_return_val_if_fail (ret, FALSE);
|
|
|
|
|
|
|
|
audioresample->channels = channels;
|
|
|
|
GST_DEBUG_OBJECT (audioresample, "set channels to %d", channels);
|
|
|
|
audioresample->i_rate = inrate;
|
|
|
|
GST_DEBUG_OBJECT (audioresample, "set i_rate to %d", inrate);
|
|
|
|
audioresample->o_rate = outrate;
|
|
|
|
GST_DEBUG_OBJECT (audioresample, "set o_rate to %d", outrate);
|
|
|
|
|
|
|
|
/* save caps so we can short-circuit in the size_transform if the caps
|
|
|
|
* are the same */
|
|
|
|
/* FIXME: clean them up in state change ? */
|
|
|
|
gst_caps_ref (incaps);
|
|
|
|
gst_caps_replace (&audioresample->sinkcaps, incaps);
|
|
|
|
gst_caps_ref (outcaps);
|
|
|
|
gst_caps_replace (&audioresample->srccaps, outcaps);
|
|
|
|
|
|
|
|
return TRUE;
|
2005-08-23 19:29:38 +00:00
|
|
|
}
|
|
|
|
|
gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
|
|
|
static gboolean audioresample_event (GstBaseTransform * base, GstEvent * event)
|
|
|
|
{
|
|
|
|
GstAudioresample *audioresample;
|
|
|
|
|
|
|
|
audioresample = GST_AUDIORESAMPLE (base);
|
|
|
|
|
|
|
|
switch (GST_EVENT_TYPE (event)) {
|
|
|
|
case GST_EVENT_FLUSH_START:
|
|
|
|
break;
|
|
|
|
case GST_EVENT_FLUSH_STOP:
|
|
|
|
resample_input_flush (audioresample->resample);
|
|
|
|
audioresample->ts_offset = -1;
|
|
|
|
audioresample->next_ts = -1;
|
|
|
|
audioresample->offset = -1;
|
|
|
|
break;
|
|
|
|
case GST_EVENT_NEWSEGMENT:
|
|
|
|
resample_input_pushthrough (audioresample->resample);
|
|
|
|
audioresample_pushthrough (audioresample);
|
|
|
|
audioresample->ts_offset = -1;
|
|
|
|
audioresample->next_ts = -1;
|
|
|
|
audioresample->offset = -1;
|
|
|
|
break;
|
|
|
|
case GST_EVENT_EOS:
|
|
|
|
resample_input_eos (audioresample->resample);
|
|
|
|
audioresample_pushthrough (audioresample);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
parent_class->event (base, event);
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
2005-08-24 14:08:58 +00:00
|
|
|
static GstFlowReturn
|
gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
|
|
|
audioresample_do_output (GstAudioresample * audioresample,
|
2005-08-24 14:08:58 +00:00
|
|
|
GstBuffer * outbuf)
|
2005-08-23 19:29:38 +00:00
|
|
|
{
|
|
|
|
int outsize;
|
2005-08-25 15:44:58 +00:00
|
|
|
int outsamples;
|
gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
|
|
|
ResampleState *r;
|
2005-08-23 19:29:38 +00:00
|
|
|
|
|
|
|
r = audioresample->resample;
|
|
|
|
|
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outsize = resample_get_output_size (r);
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2005-08-25 12:31:31 +00:00
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GST_DEBUG_OBJECT (audioresample, "audioresample can give me %d bytes",
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outsize);
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/* protect against mem corruption */
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if (outsize > GST_BUFFER_SIZE (outbuf)) {
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2005-08-24 14:08:58 +00:00
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GST_WARNING_OBJECT (audioresample,
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"overriding audioresample's outsize %d with outbuffer's size %d",
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outsize, GST_BUFFER_SIZE (outbuf));
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outsize = GST_BUFFER_SIZE (outbuf);
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2005-08-23 19:29:38 +00:00
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}
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2005-08-25 12:31:31 +00:00
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/* catch possibly wrong size differences */
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if (GST_BUFFER_SIZE (outbuf) - outsize > r->sample_size) {
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GST_WARNING_OBJECT (audioresample,
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"audioresample's outsize %d too far from outbuffer's size %d",
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outsize, GST_BUFFER_SIZE (outbuf));
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}
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2005-08-23 19:29:38 +00:00
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outsize = resample_get_output_data (r, GST_BUFFER_DATA (outbuf), outsize);
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2005-08-25 15:44:58 +00:00
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outsamples = outsize / r->sample_size;
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GST_LOG_OBJECT (audioresample, "resample gave me %d bytes or %d samples",
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outsize, outsamples);
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2005-08-25 17:20:02 +00:00
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GST_BUFFER_OFFSET (outbuf) = audioresample->offset;
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gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
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GST_BUFFER_TIMESTAMP (outbuf) = audioresample->next_ts;
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if (audioresample->ts_offset != -1) {
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audioresample->offset += outsamples;
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audioresample->ts_offset += outsamples;
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audioresample->next_ts =
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gst_util_uint64_scale_int (audioresample->ts_offset, GST_SECOND,
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audioresample->o_rate);
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GST_BUFFER_OFFSET_END (outbuf) = audioresample->offset;
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/* we calculate DURATION as the difference between "next" timestamp
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* and current timestamp so we ensure a contiguous stream, instead of
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* having rounding errors. */
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GST_BUFFER_DURATION (outbuf) = audioresample->next_ts -
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GST_BUFFER_TIMESTAMP (outbuf);
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} else {
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/* no valid offset know, we can still sortof calculate the duration though */
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GST_BUFFER_DURATION (outbuf) =
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gst_util_uint64_scale_int (outsamples, GST_SECOND,
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audioresample->o_rate);
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}
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2005-08-25 17:20:02 +00:00
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2005-08-25 12:31:31 +00:00
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/* check for possible mem corruption */
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if (outsize > GST_BUFFER_SIZE (outbuf)) {
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/* this is an error that when it happens, would need fixing in the
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* resample library; we told
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* it we wanted only GST_BUFFER_SIZE (outbuf), and it gave us more ! */
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GST_WARNING_OBJECT (audioresample,
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"audioresample, you memory corrupting bastard. "
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"you gave me outsize %d while my buffer was size %d",
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outsize, GST_BUFFER_SIZE (outbuf));
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return GST_FLOW_ERROR;
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}
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/* catch possibly wrong size differences */
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if (GST_BUFFER_SIZE (outbuf) - outsize > r->sample_size) {
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2005-08-24 14:08:58 +00:00
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GST_WARNING_OBJECT (audioresample,
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2005-08-25 12:31:31 +00:00
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"audioresample's written outsize %d too far from outbuffer's size %d",
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2005-08-24 14:08:58 +00:00
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outsize, GST_BUFFER_SIZE (outbuf));
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}
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gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
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GST_BUFFER_SIZE (outbuf) = outsize;
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2005-08-24 14:08:58 +00:00
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return GST_FLOW_OK;
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2005-08-23 19:29:38 +00:00
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}
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|
gst/audioresample/: Fix audioresample, seek torture, new segments, reverse negotiation etc.. work fine.
Original commit message from CVS:
* gst/audioresample/buffer.c: (audioresample_buffer_queue_flush):
* gst/audioresample/buffer.h:
* gst/audioresample/gstaudioresample.c:
* gst/audioresample/gstaudioresample.h:
* gst/audioresample/resample.c: (resample_input_flush),
(resample_input_pushthrough), (resample_input_eos),
(resample_get_output_size_for_input),
(resample_get_input_size_for_output), (resample_get_output_size),
(resample_get_output_data):
* gst/audioresample/resample.h:
* gst/audioresample/resample_ref.c: (resample_scale_ref):
Fix audioresample, seek torture, new segments, reverse negotiation
etc.. work fine.
2005-12-02 11:34:50 +00:00
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static GstFlowReturn
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audioresample_transform (GstBaseTransform * base, GstBuffer * inbuf,
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GstBuffer * outbuf)
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{
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GstAudioresample *audioresample;
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ResampleState *r;
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guchar *data;
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gulong size;
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GstClockTime timestamp;
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audioresample = GST_AUDIORESAMPLE (base);
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r = audioresample->resample;
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data = GST_BUFFER_DATA (inbuf);
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size = GST_BUFFER_SIZE (inbuf);
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timestamp = GST_BUFFER_TIMESTAMP (inbuf);
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GST_DEBUG_OBJECT (audioresample, "got buffer of %ld bytes", size);
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if (audioresample->ts_offset == -1) {
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/* if we don't know the initial offset yet, calculate it based on the
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* input timestamp. */
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if (GST_CLOCK_TIME_IS_VALID (timestamp)) {
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GstClockTime stime;
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/* offset used to calculate the timestamps. We use the sample offset for this
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* to make it more accurate. We want the first buffer to have the same timestamp
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|
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* as the incomming timestamp. */
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audioresample->next_ts = timestamp;
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audioresample->ts_offset =
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gst_util_uint64_scale_int (timestamp, r->o_rate, GST_SECOND);
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/* offset used to set as the buffer offset, this offset is always relative
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* to the stream time, note that timestamp is not... */
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stime = (timestamp - base->segment.start) + base->segment.time;
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audioresample->offset =
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gst_util_uint64_scale_int (stime, r->o_rate, GST_SECOND);
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|
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}
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}
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/* need to memdup, resample takes ownership. */
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resample_add_input_data (r, g_memdup (data, size), size, NULL, NULL);
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|
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return audioresample_do_output (audioresample, outbuf);
|
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}
|
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/* push remaining data in the buffers out */
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|
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static GstFlowReturn
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|
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audioresample_pushthrough (GstAudioresample * audioresample)
|
|
|
|
{
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|
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|
int outsize;
|
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|
ResampleState *r;
|
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|
GstBuffer *outbuf;
|
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|
GstFlowReturn res = GST_FLOW_OK;
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GstBaseTransform *trans;
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|
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r = audioresample->resample;
|
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|
|
|
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|
outsize = resample_get_output_size (r);
|
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|
|
if (outsize == 0)
|
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|
goto done;
|
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|
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outbuf = gst_buffer_new_and_alloc (outsize);
|
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|
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res = audioresample_do_output (audioresample, outbuf);
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|
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if (res != GST_FLOW_OK)
|
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goto done;
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trans = GST_BASE_TRANSFORM (audioresample);
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res = gst_pad_push (trans->srcpad, outbuf);
|
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|
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|
done:
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return res;
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}
|
|
|
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|
|
|
2005-08-23 19:29:38 +00:00
|
|
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static void
|
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gst_audioresample_set_property (GObject * object, guint prop_id,
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|
|
const GValue * value, GParamSpec * pspec)
|
|
|
|
{
|
2005-08-24 14:08:58 +00:00
|
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|
GstAudioresample *audioresample;
|
2005-08-23 19:29:38 +00:00
|
|
|
|
|
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g_return_if_fail (GST_IS_AUDIORESAMPLE (object));
|
|
|
|
audioresample = GST_AUDIORESAMPLE (object);
|
|
|
|
|
|
|
|
switch (prop_id) {
|
|
|
|
case ARG_FILTERLEN:
|
|
|
|
audioresample->filter_length = g_value_get_int (value);
|
2005-08-25 12:31:31 +00:00
|
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|
GST_DEBUG_OBJECT (GST_ELEMENT (audioresample), "new filter length %d",
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2005-08-23 19:29:38 +00:00
|
|
|
audioresample->filter_length);
|
|
|
|
resample_set_filter_length (audioresample->resample,
|
|
|
|
audioresample->filter_length);
|
|
|
|
break;
|
|
|
|
default:G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
gst_audioresample_get_property (GObject * object, guint prop_id,
|
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|
|
GValue * value, GParamSpec * pspec)
|
|
|
|
{
|
2005-08-24 14:08:58 +00:00
|
|
|
GstAudioresample *audioresample;
|
2005-08-23 19:29:38 +00:00
|
|
|
|
|
|
|
g_return_if_fail (GST_IS_AUDIORESAMPLE (object));
|
|
|
|
audioresample = GST_AUDIORESAMPLE (object);
|
|
|
|
|
|
|
|
switch (prop_id) {
|
|
|
|
case ARG_FILTERLEN:
|
|
|
|
g_value_set_int (value, audioresample->filter_length);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static gboolean plugin_init (GstPlugin * plugin)
|
|
|
|
{
|
|
|
|
resample_init ();
|
|
|
|
|
|
|
|
if (!gst_element_register (plugin, "audioresample", GST_RANK_PRIMARY,
|
|
|
|
GST_TYPE_AUDIORESAMPLE)) {
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
|
|
|
|
GST_VERSION_MINOR,
|
|
|
|
"audioresample",
|
2005-10-16 13:54:38 +00:00
|
|
|
"Resamples audio", plugin_init, VERSION, "LGPL", GST_PACKAGE_NAME,
|
|
|
|
GST_PACKAGE_ORIGIN);
|