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-rw-r--r--libmpdemux/demux_fli.c228
1 files changed, 0 insertions, 228 deletions
diff --git a/libmpdemux/demux_fli.c b/libmpdemux/demux_fli.c
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index e89fa75d97..0000000000
--- a/libmpdemux/demux_fli.c
+++ /dev/null
@@ -1,228 +0,0 @@
-/*
- * FLI file parser
- * copyright (c) 2001 Mike Melanson
- *
- * This file is part of MPlayer.
- *
- * MPlayer is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * MPlayer 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with MPlayer; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-
-#include "config.h"
-#include "mp_msg.h"
-
-#include "stream/stream.h"
-#include "demuxer.h"
-#include "stheader.h"
-
-typedef struct {
- int num_frames;
- int current_frame;
- off_t *filepos;
- unsigned int *frame_size;
-} fli_frames_t;
-
-static void demux_seek_fli(demuxer_t *demuxer,float rel_seek_secs,float audio_delay,int flags){
- fli_frames_t *frames = (fli_frames_t *)demuxer->priv;
- sh_video_t *sh_video = demuxer->video->sh;
- int newpos=(flags&SEEK_ABSOLUTE)?0:frames->current_frame;
- if(flags&SEEK_FACTOR){
- // float 0..1
- newpos+=rel_seek_secs*frames->num_frames;
- } else {
- // secs
- newpos+=rel_seek_secs*sh_video->fps;
- }
- if(newpos<0) newpos=0; else
- if(newpos>frames->num_frames) newpos=frames->num_frames;
- frames->current_frame=newpos;
-}
-
-// return value:
-// 0 = EOF or no stream found
-// 1 = successfully read a packet
-static int demux_fli_fill_buffer(demuxer_t *demuxer, demux_stream_t *ds){
- fli_frames_t *frames = (fli_frames_t *)demuxer->priv;
- sh_video_t *sh_video = demuxer->video->sh;
-
- // see if the end has been reached
- if (frames->current_frame >= frames->num_frames)
- return 0;
-
- // fetch the frame from the file
- // first, position the file properly since ds_read_packet() doesn't
- // seem to do it, even though it takes a file offset as a parameter
- stream_seek(demuxer->stream, frames->filepos[frames->current_frame]);
- ds_read_packet(demuxer->video,
- demuxer->stream,
- frames->frame_size[frames->current_frame],
- frames->current_frame/sh_video->fps,
- frames->filepos[frames->current_frame],
- 0 /* what flags? -> demuxer.h (alex) */
- );
-
- // get the next frame ready
- frames->current_frame++;
-
- return 1;
-}
-
-static demuxer_t* demux_open_fli(demuxer_t* demuxer){
- sh_video_t *sh_video = NULL;
- fli_frames_t *frames = malloc(sizeof(fli_frames_t));
- int frame_number;
- int speed;
- unsigned int frame_size;
- int magic_number;
- unsigned char * header;
-
- // go back to the beginning
- stream_reset(demuxer->stream);
- stream_seek(demuxer->stream, 0);
-
- header = calloc(1, sizeof(BITMAPINFOHEADER) + 128);
- stream_read(demuxer->stream, header + sizeof(BITMAPINFOHEADER), 128);
- stream_seek(demuxer->stream, 0);
-
- demuxer->movi_start = 128;
- demuxer->movi_end = stream_read_dword_le(demuxer->stream);
-
- magic_number = stream_read_word_le(demuxer->stream);
-
- if ((magic_number != 0xAF11) && (magic_number != 0xAF12))
- {
- mp_msg(MSGT_DEMUX, MSGL_ERR, "Bad/unknown magic number (%04x)\n",
- magic_number);
- free(header);
- free(frames);
- return NULL;
- }
-
- // fetch the number of frames
- frames->num_frames = stream_read_word_le(demuxer->stream);
- frames->current_frame = 0;
-
- // allocate enough entries for the indices
- // audit: num_frames is 16bit so it is safe against overflow
- frames->filepos = malloc(frames->num_frames * sizeof(off_t));
- frames->frame_size = malloc(frames->num_frames * sizeof(int));
-
- // create a new video stream header
- sh_video = new_sh_video(demuxer, 0);
-
- // make sure the demuxer knows about the new video stream header
- // (even though new_sh_video() ought to take care of it)
- demuxer->video->sh = sh_video;
-
- // make sure that the video demuxer stream header knows about its
- // parent video demuxer stream (this is getting wacky), or else
- // video_read_properties() will choke
- sh_video->ds = demuxer->video;
-
- // custom fourcc for internal MPlayer use
- sh_video->format = mmioFOURCC('F', 'L', 'I', 'C');
-
- sh_video->disp_w = stream_read_word_le(demuxer->stream);
- sh_video->disp_h = stream_read_word_le(demuxer->stream);
-
- // pass extradata to codec
- sh_video->bih = (BITMAPINFOHEADER*)header;
- sh_video->bih->biSize = sizeof(BITMAPINFOHEADER) + 128;
- sh_video->bih->biWidth = sh_video->disp_w;
- sh_video->bih->biHeight = sh_video->disp_h;
-
- // skip the video depth and flags
- stream_skip(demuxer->stream, 4);
-
- // get the speed
- speed = stream_read_word_le(demuxer->stream);
- if (speed == 0)
- speed = 1;
- if (magic_number == 0xAF11)
- speed *= 1000/70;
- sh_video->fps = 1000 / speed;
- sh_video->frametime = 1/sh_video->fps;
-
- // build the frame index
- stream_seek(demuxer->stream, demuxer->movi_start);
- frame_number = 0;
- while ((!stream_eof(demuxer->stream)) && (frame_number < frames->num_frames))
- {
- frames->filepos[frame_number] = stream_tell(demuxer->stream);
- frame_size = stream_read_dword_le(demuxer->stream);
- magic_number = stream_read_word_le(demuxer->stream);
- stream_skip(demuxer->stream, frame_size - 6);
-
- // if this chunk has the right magic number, index it
- if ((magic_number == 0xF1FA) || (magic_number == 0xF5FA))
- {
- frames->frame_size[frame_number] = frame_size;
- frame_number++;
- }
- }
-
- // save the actual number of frames indexed
- frames->num_frames = frame_number;
-
- demuxer->priv = frames;
-
- return demuxer;
-}
-
-static void demux_close_fli(demuxer_t* demuxer) {
- fli_frames_t *frames = demuxer->priv;
-
- if(!frames)
- return;
-
- free(frames->filepos);
- free(frames->frame_size);
- free(frames);
-
-}
-
-
-static int fli_check_file(demuxer_t* demuxer)
-{
- int id;
-
- stream_seek(demuxer->stream, 4);
- id=stream_read_word_le(demuxer->stream);
- // check for the FLI file magic number
- if((id==0xAF11) || (id==0xAF12))
- return DEMUXER_TYPE_FLI;
-
- return 0;
-}
-
-
-const demuxer_desc_t demuxer_desc_fli = {
- "Autodesk FLIC demuxer",
- "fli",
- "FLI",
- "Mike Melanson",
- "Supports also some extensions",
- DEMUXER_TYPE_FLI,
- 0, // unsafe autodetect (short signature)
- fli_check_file,
- demux_fli_fill_buffer,
- demux_open_fli,
- demux_close_fli,
- demux_seek_fli,
- NULL
-};