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get rid of xsubdec array and calculate value instead

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Originally committed as revision 9938 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Reimar Döffinger 2007-08-05 12:11:20 +00:00
parent 737c5ebfc8
commit d6136c7618
1 changed files with 1 additions and 3 deletions
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4
libavcodec/xsubdec.c
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@ -24,8 +24,6 @@ static uint64_t parse_timecode(AVCodecContext *avctx, uint8_t *buf) {
return ms;
}
static const uint8_t runbits[8] = { 14, 14, 10, 10, 6, 6, 2, 2 };
static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
uint8_t *buf, int buf_size) {
AVSubtitle *sub = data;
@ -85,7 +83,7 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
for (y = 0; y < h; y++) {
for (x = 0; x < w; ) {
int log2 = ff_log2_tab[show_bits(&gb, 8)];
int run = get_bits(&gb, runbits[log2]);
int run = get_bits(&gb, 14 - 4 * (log2 >> 1));
int colour = get_bits(&gb, 2);
run = FFMIN(run, w - x);
// run length 0 means till end of row