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Fileselector : Now only previews frame 1 of animations, instead of loading everything

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git-svn-id: svn://pulkomandy.tk/GrafX2/trunk@1914 416bcca6-2ee7-4201-b75f-2eb2f807beb1
This commit is contained in:
Yves Rizoud 2012-03-04 17:03:46 +00:00
parent 20055dca31
commit a292f4e356
1 changed files with 11 additions and 0 deletions
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11
src/fileformats.c
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@ -1880,6 +1880,7 @@ void Load_GIF(T_IO_Context * context)
int current_layer = 0;
int last_delay = 0;
byte is_transparent = 0;
byte is_looping=0;
enum PIXEL_RATIO ratio;
byte disposal_method = DISPOSAL_METHOD_RESTORE_BGCOLOR;
@ -2028,6 +2029,7 @@ void Load_GIF(T_IO_Context * context)
;
else if (!memcmp(aeb,"NETSCAPE2.0",0x0B))
{
is_looping=1;
// The well-known Netscape extension.
// Load as an animation
if (context->Type == CONTEXT_MAIN_IMAGE)
@ -2313,6 +2315,13 @@ void Load_GIF(T_IO_Context * context)
( (GIF_interlaced) && (!GIF_finished_interlaced_image) )
) )
File_error=2;
// No need to read more than one frame in animation preview mode
if (context->Type == CONTEXT_PREVIEW && is_looping)
{
goto early_exit;
}
} // Le fichier contenait un IDB
else
File_error=2;
@ -2328,6 +2337,8 @@ void Load_GIF(T_IO_Context * context)
else
File_error=1;
early_exit:
// Libération de la mémoire utilisée par les tables & piles de traitement:
free(alphabet_suffix);
free(alphabet_prefix);