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/* Swfdec
* Copyright (C) 2006-2008 Benjamin Otte <otte@gnome.org>
*
* 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; either
* version 2.1 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
* 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 _SWFDEC_VIDEO_DECODER_H_
#define _SWFDEC_VIDEO_DECODER_H_
#include <swfdec/swfdec_buffer.h>
#include <swfdec/swfdec_renderer.h>
G_BEGIN_DECLS
#define SWFDEC_VIDEO_CODEC_UNDEFINED 0
#define SWFDEC_VIDEO_CODEC_H263 2
#define SWFDEC_VIDEO_CODEC_SCREEN 3
#define SWFDEC_VIDEO_CODEC_VP6 4
#define SWFDEC_VIDEO_CODEC_VP6_ALPHA 5
#define SWFDEC_VIDEO_CODEC_SCREEN2 6
#define SWFDEC_VIDEO_CODEC_H264 7
typedef enum {
SWFDEC_VIDEO_FORMAT_RGBA,
SWFDEC_VIDEO_FORMAT_I420
} SwfdecVideoFormat;
typedef struct _SwfdecVideoDecoder SwfdecVideoDecoder;
typedef struct _SwfdecVideoDecoderClass SwfdecVideoDecoderClass;
#define SWFDEC_TYPE_VIDEO_DECODER (swfdec_video_decoder_get_type())
#define SWFDEC_IS_VIDEO_DECODER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), SWFDEC_TYPE_VIDEO_DECODER))
#define SWFDEC_IS_VIDEO_DECODER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), SWFDEC_TYPE_VIDEO_DECODER))
#define SWFDEC_VIDEO_DECODER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), SWFDEC_TYPE_VIDEO_DECODER, SwfdecVideoDecoder))
#define SWFDEC_VIDEO_DECODER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), SWFDEC_TYPE_VIDEO_DECODER, SwfdecVideoDecoderClass))
#define SWFDEC_VIDEO_DECODER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), SWFDEC_TYPE_VIDEO_DECODER, SwfdecVideoDecoderClass))
struct _SwfdecVideoDecoder
{
GObject object;
/*< protected >*/
guint width; /* width of the current image */
guint height; /* height of the current image */
guint8 * plane[3]; /* planes of the image, not all might be used */
guint rowstride[3]; /* rowstrides of the planes */
guint8 * mask; /* A8 mask or NULL if none */
guint mask_rowstride; /* rowstride of mask plane */
/*< private >*/
guint codec; /* codec this decoder uses */
gboolean error; /* if this codec is in an error state */
};
struct _SwfdecVideoDecoderClass
{
/*< private >*/
GObjectClass object_class;
/*< public >*/
gboolean (* prepare) (guint codec,
char ** missing);
SwfdecVideoDecoder * (* create) (guint codec);
void (* set_codec_data)
(SwfdecVideoDecoder * decoder,
SwfdecBuffer * buffer);
void (* decode) (SwfdecVideoDecoder * decoder,
SwfdecBuffer * buffer);
};
SwfdecVideoFormat swfdec_video_codec_get_format (guint codec);
GType swfdec_video_decoder_get_type (void);
void swfdec_video_decoder_register (GType type);
gboolean swfdec_video_decoder_prepare (guint codec,
char ** missing);
SwfdecVideoDecoder * swfdec_video_decoder_new (guint codec);
void swfdec_video_decoder_set_codec_data
(SwfdecVideoDecoder * decoder,
SwfdecBuffer * buffer);
void swfdec_video_decoder_decode (SwfdecVideoDecoder * decoder,
SwfdecBuffer * buffer);
guint swfdec_video_decoder_get_codec (SwfdecVideoDecoder * decoder);
guint swfdec_video_decoder_get_width (SwfdecVideoDecoder * decoder);
guint swfdec_video_decoder_get_height (SwfdecVideoDecoder * decoder);
cairo_surface_t * swfdec_video_decoder_get_image (SwfdecVideoDecoder * decoder,
SwfdecRenderer * renderer);
gboolean swfdec_video_decoder_get_error (SwfdecVideoDecoder * decoder);
/* for subclasses */
void swfdec_video_decoder_error (SwfdecVideoDecoder * decoder,
const char * error,
...) G_GNUC_PRINTF (2, 3);
void swfdec_video_decoder_errorv (SwfdecVideoDecoder * decoder,
const char * error,
va_list args);
G_END_DECLS
#endif
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