gstreamer/gst-libs/gst/pbutils/codec-utils.h
Tim-Philipp Müller cad9759e7b pbutils: GST_EXPORT -> GST_PBUTILS_API
We need different export decorators for the different libs.
For now no actual change though, just rename before the release,
and add prelude headers to define the new decorator to GST_EXPORT.
2018-03-13 12:16:42 +00:00

150 lines
6.5 KiB
C

/* GStreamer base utils library codec-specific utility functions
* Copyright (C) 2010 Arun Raghavan <arun.raghavan@collabora.co.uk>
* 2010 Collabora Multimedia
* 2010 Nokia Corporation
*
* 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_PB_UTILS_CODEC_UTILS_H__
#define __GST_PB_UTILS_CODEC_UTILS_H__
#include <gst/gst.h>
#include <gst/pbutils/pbutils-prelude.h>
G_BEGIN_DECLS
/* AAC */
GST_PBUTILS_API
guint gst_codec_utils_aac_get_sample_rate_from_index (guint sr_idx);
GST_PBUTILS_API
gint gst_codec_utils_aac_get_index_from_sample_rate (guint rate);
GST_PBUTILS_API
const gchar * gst_codec_utils_aac_get_profile (const guint8 * audio_config, guint len);
GST_PBUTILS_API
const gchar * gst_codec_utils_aac_get_level (const guint8 * audio_config, guint len);
GST_PBUTILS_API
guint gst_codec_utils_aac_get_sample_rate (const guint8 * audio_config, guint len);
GST_PBUTILS_API
guint gst_codec_utils_aac_get_channels (const guint8 * audio_config, guint len);
GST_PBUTILS_API
gboolean gst_codec_utils_aac_caps_set_level_and_profile (GstCaps * caps,
const guint8 * audio_config,
guint len);
/* H.264 */
GST_PBUTILS_API
const gchar * gst_codec_utils_h264_get_profile (const guint8 * sps, guint len);
GST_PBUTILS_API
const gchar * gst_codec_utils_h264_get_level (const guint8 * sps, guint len);
GST_PBUTILS_API
guint8 gst_codec_utils_h264_get_level_idc (const gchar * level);
GST_PBUTILS_API
gboolean gst_codec_utils_h264_caps_set_level_and_profile (GstCaps * caps,
const guint8 * sps,
guint len);
/* H.265 */
GST_PBUTILS_API
const gchar * gst_codec_utils_h265_get_profile (const guint8 * profile_tier_level,
guint len);
GST_PBUTILS_API
const gchar * gst_codec_utils_h265_get_tier (const guint8 * profile_tier_level,
guint len);
GST_PBUTILS_API
const gchar * gst_codec_utils_h265_get_level (const guint8 * profile_tier_level,
guint len);
GST_PBUTILS_API
guint8 gst_codec_utils_h265_get_level_idc (const gchar * level);
GST_PBUTILS_API
gboolean gst_codec_utils_h265_caps_set_level_tier_and_profile (GstCaps * caps,
const guint8 * profile_tier_level,
guint len);
/* MPEG-4 part 2 */
GST_PBUTILS_API
const gchar * gst_codec_utils_mpeg4video_get_profile (const guint8 * vis_obj_seq, guint len);
GST_PBUTILS_API
const gchar * gst_codec_utils_mpeg4video_get_level (const guint8 * vis_obj_seq, guint len);
GST_PBUTILS_API
gboolean gst_codec_utils_mpeg4video_caps_set_level_and_profile (GstCaps * caps,
const guint8 * vis_obj_seq,
guint len);
/* Opus */
GST_PBUTILS_API
gboolean gst_codec_utils_opus_parse_caps (GstCaps * caps,
guint32 * rate,
guint8 * channels,
guint8 * channel_mapping_family,
guint8 * stream_count,
guint8 * coupled_count,
guint8 channel_mapping[256]);
GST_PBUTILS_API
GstCaps * gst_codec_utils_opus_create_caps (guint32 rate,
guint8 channels,
guint8 channel_mapping_family,
guint8 stream_count,
guint8 coupled_count,
const guint8 * channel_mapping);
GST_PBUTILS_API
GstCaps * gst_codec_utils_opus_create_caps_from_header (GstBuffer * header, GstBuffer * comments);
GST_PBUTILS_API
GstBuffer * gst_codec_utils_opus_create_header (guint32 rate,
guint8 channels,
guint8 channel_mapping_family,
guint8 stream_count,
guint8 coupled_count,
const guint8 * channel_mapping,
guint16 pre_skip,
gint16 output_gain);
GST_PBUTILS_API
gboolean gst_codec_utils_opus_parse_header (GstBuffer * header,
guint32 * rate,
guint8 * channels,
guint8 * channel_mapping_family,
guint8 * stream_count,
guint8 * coupled_count,
guint8 channel_mapping[256],
guint16 * pre_skip,
gint16 * output_gain);
G_END_DECLS
#endif /* __GST_PB_UTILS_CODEC_UTILS_H__ */