Move global variables in gif demuxer into priv struct

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@21898 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
reimar 2007-01-13 11:05:32 +00:00
parent c041fd3dff
commit 6a2c85c59c
1 changed files with 22 additions and 21 deletions

View File

@ -17,8 +17,11 @@
#include "stheader.h"
#include <gif_lib.h>
static int current_pts = 0;
static unsigned char *palette = NULL;
typedef struct {
int current_pts;
unsigned char *palette;
GifFileType *gif;
} gif_priv_t;
#define GIF_SIGNATURE (('G' << 16) | ('I' << 8) | 'F')
@ -38,7 +41,8 @@ static int gif_check_file(demuxer_t *demuxer)
static int demux_gif_fill_buffer(demuxer_t *demuxer, demux_stream_t *ds)
{
GifFileType *gif = (GifFileType *)demuxer->priv;
gif_priv_t *priv = demuxer->priv;
GifFileType *gif = priv->gif;
GifRecordType type = UNDEFINED_RECORD_TYPE;
int len = 0;
demux_packet_t *dp = NULL;
@ -69,7 +73,7 @@ static int demux_gif_fill_buffer(demuxer_t *demuxer, demux_stream_t *ds)
int frametime = 0;
if (p[0] == 4) // is the length correct?
frametime = (p[3] << 8) | p[2]; // set the time, centiseconds
current_pts += frametime;
priv->current_pts += frametime;
} else if ((code == 0xFE) && (verbose)) { // comment extension
// print iff verbose
printf("GIF comment: ");
@ -118,10 +122,10 @@ static int demux_gif_fill_buffer(demuxer_t *demuxer, demux_stream_t *ds)
// copy the palette
for (y = 0; y < 256; y++) {
palette[(y * 4) + 0] = effective_map->Colors[y].Blue;
palette[(y * 4) + 1] = effective_map->Colors[y].Green;
palette[(y * 4) + 2] = effective_map->Colors[y].Red;
palette[(y * 4) + 3] = 0;
priv->palette[(y * 4) + 0] = effective_map->Colors[y].Blue;
priv->palette[(y * 4) + 1] = effective_map->Colors[y].Green;
priv->palette[(y * 4) + 2] = effective_map->Colors[y].Red;
priv->palette[(y * 4) + 3] = 0;
}
for (y = 0; y < gif->Image.Height; y++) {
@ -138,7 +142,7 @@ static int demux_gif_fill_buffer(demuxer_t *demuxer, demux_stream_t *ds)
free(buf);
demuxer->video->dpos++;
dp->pts = ((float)current_pts) / 100;
dp->pts = ((float)priv->current_pts) / 100;
dp->pos = stream_tell(demuxer->stream);
ds_add_packet(demuxer->video, dp);
@ -147,10 +151,11 @@ static int demux_gif_fill_buffer(demuxer_t *demuxer, demux_stream_t *ds)
static demuxer_t* demux_open_gif(demuxer_t* demuxer)
{
gif_priv_t *priv = calloc(1, sizeof(gif_priv_t));
sh_video_t *sh_video = NULL;
GifFileType *gif = NULL;
current_pts = 0;
priv->current_pts = 0;
demuxer->seekable = 0; // FIXME
// go back to the beginning
@ -196,25 +201,21 @@ static demuxer_t* demux_open_gif(demuxer_t* demuxer)
sh_video->bih->biCompression = sh_video->format;
sh_video->bih->biBitCount = 8;
sh_video->bih->biPlanes = 2;
palette = (unsigned char *)(sh_video->bih + 1);
priv->palette = (unsigned char *)(sh_video->bih + 1);
demuxer->priv = gif;
priv->gif = gif;
demuxer->priv = priv;
return demuxer;
}
static void demux_close_gif(demuxer_t* demuxer)
{
GifFileType *gif = (GifFileType *)demuxer->priv;
if(!gif)
return;
if (DGifCloseFile(gif) == GIF_ERROR)
gif_priv_t *priv = demuxer->priv;
if (!priv) return;
if (priv->gif && DGifCloseFile(priv->gif) == GIF_ERROR)
PrintGifError();
demuxer->stream->fd = 0;
demuxer->priv = NULL;
free(priv);
}