| /* |
| * Copyright (C) 2012, Collabora Ltd. |
| * Author: 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 Lesser General Public |
| * License as published by the Free Software Foundation |
| * version 2.1 of the License. |
| * |
| * 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 |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| * |
| */ |
| |
| #ifndef __GST_AMC_AUDIO_DEC_H__ |
| #define __GST_AMC_AUDIO_DEC_H__ |
| |
| #include <gst/gst.h> |
| #include <gst/audio/audio.h> |
| #include <gst/audio/gstaudiodecoder.h> |
| |
| #include "gstamc.h" |
| |
| G_BEGIN_DECLS |
| |
| #define GST_TYPE_AMC_AUDIO_DEC \ |
| (gst_amc_audio_dec_get_type()) |
| #define GST_AMC_AUDIO_DEC(obj) \ |
| (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AMC_AUDIO_DEC,GstAmcAudioDec)) |
| #define GST_AMC_AUDIO_DEC_CLASS(klass) \ |
| (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_AMC_AUDIO_DEC,GstAmcAudioDecClass)) |
| #define GST_AMC_AUDIO_DEC_GET_CLASS(obj) \ |
| (G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_AMC_AUDIO_DEC,GstAmcAudioDecClass)) |
| #define GST_IS_AMC_AUDIO_DEC(obj) \ |
| (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AMC_AUDIO_DEC)) |
| #define GST_IS_AMC_AUDIO_DEC_CLASS(obj) \ |
| (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_AMC_AUDIO_DEC)) |
| |
| typedef struct _GstAmcAudioDec GstAmcAudioDec; |
| typedef struct _GstAmcAudioDecClass GstAmcAudioDecClass; |
| |
| struct _GstAmcAudioDec |
| { |
| GstAudioDecoder parent; |
| |
| /* < private > */ |
| GstAmcCodec *codec; |
| GstAmcBuffer *input_buffers, *output_buffers; |
| gsize n_input_buffers, n_output_buffers; |
| |
| GstCaps *input_caps; |
| GList *codec_datas; |
| gboolean input_caps_changed; |
| gint spf; |
| |
| /* Output format of the codec */ |
| GstAudioInfo info; |
| /* AMC positions, might need reordering */ |
| GstAudioChannelPosition positions[64]; |
| gboolean needs_reorder; |
| gint reorder_map[64]; |
| |
| /* TRUE if the component is configured and saw |
| * the first buffer */ |
| gboolean started; |
| gboolean flushing; |
| |
| GstClockTime last_upstream_ts; |
| |
| /* Draining state */ |
| GMutex drain_lock; |
| GCond drain_cond; |
| /* TRUE if EOS buffers shouldn't be forwarded */ |
| gboolean draining; |
| /* TRUE if the component is drained currently */ |
| gboolean drained; |
| |
| GstFlowReturn downstream_flow_ret; |
| }; |
| |
| struct _GstAmcAudioDecClass |
| { |
| GstAudioDecoderClass parent_class; |
| |
| const GstAmcCodecInfo *codec_info; |
| }; |
| |
| GType gst_amc_audio_dec_get_type (void); |
| |
| G_END_DECLS |
| |
| #endif /* __GST_AMC_AUDIO_DEC_H__ */ |