mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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4fd57bbe3f
Original commit message from CVS: don't mix tabs and spaces
171 lines
4.6 KiB
C
171 lines
4.6 KiB
C
/* GStreamer
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* Copyright (C) 2004 Benjamin Otte <in7y118@public.uni-hamburg.de>
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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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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include "gstxine.h"
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GST_BOILERPLATE (GstXine, gst_xine, GstElement, GST_TYPE_ELEMENT)
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static GstElementStateReturn gst_xine_change_state (GstElement * element);
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static xine_ao_driver_t *_xine_create_audio_driver (GstXine * xine);
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static xine_vo_driver_t *_xine_create_video_driver (GstXine * xine);
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static void gst_xine_base_init (gpointer klass)
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{
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}
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static void
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gst_xine_class_init (GstXineClass * klass)
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{
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GstElementClass *element = GST_ELEMENT_CLASS (klass);
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klass->xine = xine_new ();
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xine_init (klass->xine);
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klass->create_audio_driver = _xine_create_audio_driver;
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klass->create_video_driver = _xine_create_video_driver;
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element->change_state = gst_xine_change_state;
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}
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static void
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gst_xine_init (GstXine * filter)
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{
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}
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static GstElementStateReturn
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gst_xine_change_state (GstElement * element)
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{
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GstXine *xine = GST_XINE (element);
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switch (GST_STATE_TRANSITION (element)) {
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case GST_STATE_NULL_TO_READY:
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break;
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case GST_STATE_READY_TO_PAUSED:
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break;
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case GST_STATE_PAUSED_TO_PLAYING:
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break;
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case GST_STATE_PLAYING_TO_PAUSED:
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break;
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case GST_STATE_PAUSED_TO_READY:
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break;
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case GST_STATE_READY_TO_NULL:
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if (xine->stream != NULL)
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gst_xine_free_stream (xine);
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break;
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default:
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GST_ERROR_OBJECT (element, "invalid state change");
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break;
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}
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return GST_CALL_PARENT_WITH_DEFAULT (GST_ELEMENT_CLASS, change_state,
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(element), GST_STATE_SUCCESS);
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}
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static xine_ao_driver_t *
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_xine_create_audio_driver (GstXine * xine)
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{
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return xine_open_audio_driver (GST_XINE_GET_CLASS (xine)->xine, "none", NULL);
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}
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static xine_vo_driver_t *
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_xine_create_video_driver (GstXine * xine)
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{
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return xine_open_video_driver (GST_XINE_GET_CLASS (xine)->xine, "none",
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XINE_VISUAL_TYPE_NONE, NULL);
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}
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xine_stream_t *
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gst_xine_get_stream (GstXine * xine)
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{
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if (!xine->stream) {
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GstXineClass *klass = GST_XINE_GET_CLASS (xine);
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g_assert (xine->video_driver == NULL);
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g_assert (xine->audio_driver == NULL);
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xine->audio_driver = klass->create_audio_driver (xine);
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xine->video_driver = klass->create_video_driver (xine);
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xine->stream =
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xine_stream_new (klass->xine, xine->audio_driver, xine->video_driver);
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/* FIXME: fail gracefully */
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g_assert (xine->stream);
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}
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return xine->stream;
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}
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void
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gst_xine_free_stream (GstXine * xine)
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{
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g_return_if_fail (xine->stream != NULL);
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g_assert (xine->video_driver != NULL);
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g_assert (xine->audio_driver != NULL);
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xine_dispose (xine->stream);
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xine->stream = NULL;
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xine_close_video_driver (GST_XINE_GET_CLASS (xine)->xine, xine->video_driver);
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xine->video_driver = NULL;
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xine_close_audio_driver (GST_XINE_GET_CLASS (xine)->xine, xine->audio_driver);
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xine->audio_driver = NULL;
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}
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static void
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_free_xine_buf_element (buf_element_t * buffer)
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{
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gst_buffer_unref (GST_BUFFER (buffer->source));
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}
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void
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gst_buffer_to_xine_buffer (buf_element_t * ret, GstBuffer * buffer)
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{
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g_return_if_fail (ret != NULL);
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g_return_if_fail (buffer != NULL);
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/* FIXME: what's the difference? */
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ret->mem = GST_BUFFER_DATA (buffer);
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ret->content = GST_BUFFER_DATA (buffer);
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ret->size = GST_BUFFER_SIZE (buffer);
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ret->max_size = GST_BUFFER_MAXSIZE (buffer);
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/* FIXME: add more */
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ret->free_buffer = _free_xine_buf_element;
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ret->source = buffer;
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}
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static gboolean
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plugin_init (GstPlugin * plugin)
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{
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if (!gst_xine_input_init_plugin (plugin) ||
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!gst_xine_audio_dec_init_plugin (plugin) ||
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!gst_xine_audio_sink_init_plugin (plugin))
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return FALSE;
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return TRUE;
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}
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GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
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GST_VERSION_MINOR,
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"xine",
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"wrapper for libxine (version " XINE_VERSION ") plugins",
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plugin_init, VERSION, "GPL", GST_PACKAGE, GST_ORIGIN)
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