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a50ce9c6b0
When implementing NDK media support, it would be useful to also have JNI implementation in the same binary as NDK media compatibility is lower. As such, implement a rudimentary vtable system for gstamc-codec and gstamc-format, and allow choosing the implementation at static_init() time. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4115>
111 lines
4.6 KiB
C
111 lines
4.6 KiB
C
/*
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* Copyright (C) 2012,2018 Collabora Ltd.
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* Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>
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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 Lesser General Public
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* License as published by the Free Software Foundation
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* version 2.1 of the License.
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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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifndef __GST_AMC_FORMAT_H__
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#define __GST_AMC_FORMAT_H__
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#include <gst/gst.h>
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G_BEGIN_DECLS
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typedef struct _GstAmcFormatVTable GstAmcFormatVTable;
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typedef struct _GstAmcFormat GstAmcFormat;
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typedef struct _GstAmcColorFormatInfo GstAmcColorFormatInfo;
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struct _GstAmcFormatVTable {
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GstAmcFormat * (* new_audio) (const gchar *mime,
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gint sample_rate,
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gint channels,
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GError **err);
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GstAmcFormat * (* new_video) (const gchar *mime,
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gint width,
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gint height,
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GError **err);
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void (* free) (GstAmcFormat * format);
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gchar * (* to_string) (GstAmcFormat * format,
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GError **err);
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gboolean (* get_float) (GstAmcFormat *format,
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const gchar *key,
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gfloat *value,
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GError **err);
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gboolean (* set_float) (GstAmcFormat *format,
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const gchar *key,
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gfloat value,
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GError **err);
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gboolean (* get_int) (GstAmcFormat *format,
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const gchar *key,
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gint *value,
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GError **err);
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gboolean (* set_int) (GstAmcFormat *format,
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const gchar *key,
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gint value,
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GError **err);
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gboolean (* get_string) (GstAmcFormat *format,
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const gchar *key,
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gchar **value,
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GError **err);
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gboolean (* set_string) (GstAmcFormat *format,
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const gchar *key,
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const gchar *value,
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GError **err);
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gboolean (* get_buffer) (GstAmcFormat *format,
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const gchar *key,
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guint8 **data,
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gsize *size,
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GError **err);
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gboolean (* set_buffer) (GstAmcFormat *format,
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const gchar *key,
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guint8 *data,
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gsize size,
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GError **err);
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};
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extern GstAmcFormatVTable *gst_amc_format_vtable;
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GstAmcFormat * gst_amc_format_new_audio (const gchar *mime, gint sample_rate, gint channels, GError **err);
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GstAmcFormat * gst_amc_format_new_video (const gchar *mime, gint width, gint height, GError **err);
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void gst_amc_format_free (GstAmcFormat * format);
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gchar * gst_amc_format_to_string (GstAmcFormat * format, GError **err);
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gboolean gst_amc_format_get_float (GstAmcFormat *format, const gchar *key, gfloat *value, GError **err);
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gboolean gst_amc_format_set_float (GstAmcFormat *format, const gchar *key, gfloat value, GError **err);
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gboolean gst_amc_format_get_int (GstAmcFormat *format, const gchar *key, gint *value, GError **err);
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gboolean gst_amc_format_set_int (GstAmcFormat *format, const gchar *key, gint value, GError **err);
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gboolean gst_amc_format_get_string (GstAmcFormat *format, const gchar *key, gchar **value, GError **err);
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gboolean gst_amc_format_set_string (GstAmcFormat *format, const gchar *key, const gchar *value, GError **err);
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gboolean gst_amc_format_get_buffer (GstAmcFormat *format, const gchar *key, guint8 **data, gsize *size, GError **err);
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gboolean gst_amc_format_set_buffer (GstAmcFormat *format, const gchar *key, guint8 *data, gsize size, GError **err);
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G_END_DECLS
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#endif /* __GST_AMC_FORMAT_H__ */
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