/* * Flash Compatible Streaming Format common header. * Copyright (c) 2000 Fabrice Bellard * Copyright (c) 2003 Tinic Uro * * This file is part of Libav. * * Libav 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. * * Libav 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 Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef AVFORMAT_SWF_H #define AVFORMAT_SWF_H #include "config.h" #if CONFIG_ZLIB #include <zlib.h> #endif #include "libavutil/fifo.h" #include "avformat.h" #include "avio.h" #include "internal.h" /* should have a generic way to indicate probable size */ #define DUMMY_FILE_SIZE (100 * 1024 * 1024) #define DUMMY_DURATION 600 /* in seconds */ #define TAG_END 0 #define TAG_SHOWFRAME 1 #define TAG_DEFINESHAPE 2 #define TAG_FREECHARACTER 3 #define TAG_PLACEOBJECT 4 #define TAG_REMOVEOBJECT 5 #define TAG_STREAMHEAD 18 #define TAG_STREAMBLOCK 19 #define TAG_JPEG2 21 #define TAG_PLACEOBJECT2 26 #define TAG_STREAMHEAD2 45 #define TAG_VIDEOSTREAM 60 #define TAG_VIDEOFRAME 61 #define TAG_FILEATTRIBUTES 69 #define TAG_LONG 0x100 /* flags for shape definition */ #define FLAG_MOVETO 0x01 #define FLAG_SETFILL0 0x02 #define FLAG_SETFILL1 0x04 #define AUDIO_FIFO_SIZE 65536 /* character id used */ #define BITMAP_ID 0 #define VIDEO_ID 0 #define SHAPE_ID 1 typedef struct SWFContext { int64_t duration_pos; int64_t tag_pos; int64_t vframes_pos; int samples_per_frame; int sound_samples; int swf_frame_number; int video_frame_number; int frame_rate; int tag; AVFifoBuffer *audio_fifo; AVCodecParameters *audio_par, *video_par; AVStream *video_st; #if CONFIG_ZLIB #define ZBUF_SIZE 4096 AVIOContext *zpb; uint8_t *zbuf_in; uint8_t *zbuf_out; z_stream zstream; #endif } SWFContext; extern const AVCodecTag ff_swf_codec_tags[]; #endif /* AVFORMAT_SWF_H */