bce779e66d
This is the opposite of `gst_codec_utils_caps_get_mime_codec()`, which allows elements to get the `GstCaps` Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1894>
165 lines
7.0 KiB
C
165 lines
7.0 KiB
C
/* GStreamer base utils library codec-specific utility functions
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* Copyright (C) 2010 Arun Raghavan <arun.raghavan@collabora.co.uk>
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* 2010 Collabora Multimedia
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* 2010 Nokia Corporation
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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., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_PB_UTILS_CODEC_UTILS_H__
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#define __GST_PB_UTILS_CODEC_UTILS_H__
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#include <gst/gst.h>
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#include <gst/pbutils/pbutils-prelude.h>
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G_BEGIN_DECLS
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/* AAC */
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GST_PBUTILS_API
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guint gst_codec_utils_aac_get_sample_rate_from_index (guint sr_idx);
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GST_PBUTILS_API
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gint gst_codec_utils_aac_get_index_from_sample_rate (guint rate);
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GST_PBUTILS_API
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const gchar * gst_codec_utils_aac_get_profile (const guint8 * audio_config, guint len);
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GST_PBUTILS_API
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const gchar * gst_codec_utils_aac_get_level (const guint8 * audio_config, guint len);
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GST_PBUTILS_API
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guint gst_codec_utils_aac_get_sample_rate (const guint8 * audio_config, guint len);
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GST_PBUTILS_API
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guint gst_codec_utils_aac_get_channels (const guint8 * audio_config, guint len);
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GST_PBUTILS_API
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gboolean gst_codec_utils_aac_caps_set_level_and_profile (GstCaps * caps,
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const guint8 * audio_config,
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guint len);
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/* H.264 */
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GST_PBUTILS_API
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const gchar * gst_codec_utils_h264_get_profile (const guint8 * sps, guint len);
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GST_PBUTILS_API
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const gchar * gst_codec_utils_h264_get_level (const guint8 * sps, guint len);
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GST_PBUTILS_API
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guint8 gst_codec_utils_h264_get_level_idc (const gchar * level);
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GST_PBUTILS_API
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gboolean gst_codec_utils_h264_caps_set_level_and_profile (GstCaps * caps,
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const guint8 * sps,
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guint len);
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GST_PBUTILS_API
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gboolean gst_codec_utils_h264_get_profile_flags_level (const guint8 * codec_data,
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guint len,
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guint8 * profile,
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guint8 * flags,
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guint8 * level);
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/* H.265 */
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GST_PBUTILS_API
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const gchar * gst_codec_utils_h265_get_profile (const guint8 * profile_tier_level,
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guint len);
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GST_PBUTILS_API
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const gchar * gst_codec_utils_h265_get_tier (const guint8 * profile_tier_level,
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guint len);
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GST_PBUTILS_API
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const gchar * gst_codec_utils_h265_get_level (const guint8 * profile_tier_level,
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guint len);
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GST_PBUTILS_API
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guint8 gst_codec_utils_h265_get_level_idc (const gchar * level);
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GST_PBUTILS_API
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gboolean gst_codec_utils_h265_caps_set_level_tier_and_profile (GstCaps * caps,
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const guint8 * profile_tier_level,
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guint len);
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/* MPEG-4 part 2 */
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GST_PBUTILS_API
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const gchar * gst_codec_utils_mpeg4video_get_profile (const guint8 * vis_obj_seq, guint len);
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GST_PBUTILS_API
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const gchar * gst_codec_utils_mpeg4video_get_level (const guint8 * vis_obj_seq, guint len);
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GST_PBUTILS_API
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gboolean gst_codec_utils_mpeg4video_caps_set_level_and_profile (GstCaps * caps,
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const guint8 * vis_obj_seq,
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guint len);
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/* Opus */
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GST_PBUTILS_API
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gboolean gst_codec_utils_opus_parse_caps (GstCaps * caps,
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guint32 * rate,
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guint8 * channels,
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guint8 * channel_mapping_family,
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guint8 * stream_count,
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guint8 * coupled_count,
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guint8 channel_mapping[256]);
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GST_PBUTILS_API
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GstCaps * gst_codec_utils_opus_create_caps (guint32 rate,
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guint8 channels,
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guint8 channel_mapping_family,
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guint8 stream_count,
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guint8 coupled_count,
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const guint8 * channel_mapping);
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GST_PBUTILS_API
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GstCaps * gst_codec_utils_opus_create_caps_from_header (GstBuffer * header, GstBuffer * comments);
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GST_PBUTILS_API
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GstBuffer * gst_codec_utils_opus_create_header (guint32 rate,
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guint8 channels,
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guint8 channel_mapping_family,
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guint8 stream_count,
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guint8 coupled_count,
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const guint8 * channel_mapping,
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guint16 pre_skip,
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gint16 output_gain);
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GST_PBUTILS_API
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gboolean gst_codec_utils_opus_parse_header (GstBuffer * header,
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guint32 * rate,
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guint8 * channels,
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guint8 * channel_mapping_family,
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guint8 * stream_count,
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guint8 * coupled_count,
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guint8 channel_mapping[256],
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guint16 * pre_skip,
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gint16 * output_gain);
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/* General */
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GST_PBUTILS_API
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gchar * gst_codec_utils_caps_get_mime_codec (GstCaps * caps);
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GST_PBUTILS_API
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GstCaps * gst_codec_utils_caps_from_mime_codec (const gchar *codecs_field);
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G_END_DECLS
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#endif /* __GST_PB_UTILS_CODEC_UTILS_H__ */
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