mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-08-02 03:35:08 +00:00
188bd155cd
Original commit message from CVS: * docs/plugins/Makefile.am: * docs/plugins/gst-plugins-good-plugins-docs.sgml: * docs/plugins/gst-plugins-good-plugins-sections.txt: * docs/plugins/gst-plugins-good-plugins.hierarchy: Added smoke and jpeg to the docs. * ext/jpeg/Makefile.am: * ext/jpeg/gstjpeg.c: (plugin_init): * ext/jpeg/gstjpegdec.c: (gst_jpeg_dec_chain): * ext/jpeg/gstjpegenc.h: * ext/jpeg/gstsmokedec.c: (gst_smokedec_init), (gst_smokedec_chain): * ext/jpeg/gstsmokedec.h: * ext/jpeg/gstsmokeenc.c: (gst_smokeenc_chain): * ext/jpeg/gstsmokeenc.h: * ext/jpeg/smokecodec.h: Port smokedec (fixes #331905). Added some docs. Some cleanups.
120 lines
4.8 KiB
C
120 lines
4.8 KiB
C
/* Smoke Codec
|
|
* Copyright (C) <2004> Wim Taymans <wim@fluendo.com>
|
|
*
|
|
* 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., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
|
|
#ifndef __SMOKECODEC_H__
|
|
#define __SMOKECODEC_H__
|
|
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif /* __cplusplus */
|
|
|
|
|
|
typedef struct _SmokeCodecInfo SmokeCodecInfo;
|
|
|
|
typedef enum {
|
|
SMOKECODEC_WRONGVERSION = -5,
|
|
SMOKECODEC_WRONGSIZE = -4,
|
|
SMOKECODEC_ERROR = -3,
|
|
SMOKECODEC_NOMEM = -2,
|
|
SMOKECODEC_NULLPTR = -1,
|
|
SMOKECODEC_OK = 0
|
|
} SmokeCodecResult;
|
|
|
|
typedef enum {
|
|
SMOKECODEC_KEYFRAME = (1<<0),
|
|
SMOKECODEC_MOTION_VECTORS = (1<<1)
|
|
} SmokeCodecFlags;
|
|
|
|
#define SMOKECODEC_ID_STRING "smoke"
|
|
|
|
typedef enum {
|
|
SMOKECODEC_TYPE_ID = 0x80,
|
|
SMOKECODEC_TYPE_COMMENT = 0x81,
|
|
SMOKECODEC_TYPE_EXTRA = 0x83,
|
|
SMOKECODEC_TYPE_DATA = 0x40
|
|
} SmokePacketType;
|
|
|
|
/* init */
|
|
int smokecodec_encode_new (SmokeCodecInfo **info,
|
|
const unsigned int width,
|
|
const unsigned int height,
|
|
const unsigned int fps_num,
|
|
const unsigned int fps_denom);
|
|
|
|
int smokecodec_decode_new (SmokeCodecInfo **info);
|
|
|
|
int smokecodec_info_free (SmokeCodecInfo * info);
|
|
|
|
/* config */
|
|
SmokeCodecResult smokecodec_set_quality (SmokeCodecInfo *info,
|
|
const unsigned int min,
|
|
const unsigned int max);
|
|
SmokeCodecResult smokecodec_get_quality (SmokeCodecInfo *info,
|
|
unsigned int *min,
|
|
unsigned int *max);
|
|
|
|
SmokeCodecResult smokecodec_set_threshold (SmokeCodecInfo *info,
|
|
const unsigned int threshold);
|
|
SmokeCodecResult smokecodec_get_threshold (SmokeCodecInfo *info,
|
|
unsigned int *threshold);
|
|
|
|
SmokeCodecResult smokecodec_set_bitrate (SmokeCodecInfo *info,
|
|
const unsigned int bitrate);
|
|
SmokeCodecResult smokecodec_get_bitrate (SmokeCodecInfo *info,
|
|
unsigned int *bitrate);
|
|
|
|
/* encoding */
|
|
SmokeCodecResult smokecodec_encode_id (SmokeCodecInfo *info,
|
|
unsigned char *out,
|
|
unsigned int *outsize);
|
|
|
|
SmokeCodecResult smokecodec_encode (SmokeCodecInfo *info,
|
|
const unsigned char *in,
|
|
SmokeCodecFlags flags,
|
|
unsigned char *out,
|
|
unsigned int *outsize);
|
|
|
|
/* decoding */
|
|
SmokeCodecResult smokecodec_parse_id (SmokeCodecInfo *info,
|
|
const unsigned char *in,
|
|
const unsigned int insize);
|
|
|
|
SmokeCodecResult smokecodec_parse_header (SmokeCodecInfo *info,
|
|
const unsigned char *in,
|
|
const unsigned int insize,
|
|
SmokeCodecFlags *flags,
|
|
unsigned int *width,
|
|
unsigned int *height,
|
|
unsigned int *fps_num,
|
|
unsigned int *fps_denom);
|
|
|
|
SmokeCodecResult smokecodec_decode (SmokeCodecInfo *info,
|
|
const unsigned char *in,
|
|
const unsigned int insize,
|
|
unsigned char *out);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif /* __cplusplus */
|
|
|
|
|
|
#endif /* __SMOKECODEC_H__ */
|