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Code Issues Releases Activity

h261: Move encoder/decoder shared table init to common code

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This commit is contained in:
Diego Biurrun 2013-04-05 23:43:31 +02:00
parent 8a776ad90e
commit 20429ba96e
4 changed files with 14 additions and 7 deletions
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11
libavcodec/h261.c
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@ -79,3 +79,14 @@ void ff_h261_loop_filter(MpegEncContext *s)
h261_loop_filter(dest_cb, uvlinesize);
h261_loop_filter(dest_cr, uvlinesize);
}
av_cold void ff_h261_common_init(void)
{
static int done = 0;
if (done)
return;
ff_init_rl(&ff_h261_rl_tcoeff, ff_h261_rl_table_store);
done = 1;
}

1
libavcodec/h261.h
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@ -61,6 +61,7 @@ extern const uint8_t ff_h261_cbp_tab[63][2];
extern RLTable ff_h261_rl_tcoeff;
void ff_h261_loop_filter(MpegEncContext *s);
void ff_h261_common_init(void);
int ff_h261_get_picture_format(int width, int height);
void ff_h261_reorder_mb_index(MpegEncContext *s);

2
libavcodec/h261dec.c
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@ -61,7 +61,6 @@ static av_cold void h261_decode_init_vlc(H261Context *h)
INIT_VLC_STATIC(&h261_cbp_vlc, H261_CBP_VLC_BITS, 63,
&ff_h261_cbp_tab[0][1], 2, 1,
&ff_h261_cbp_tab[0][0], 2, 1, 512);
ff_init_rl(&ff_h261_rl_tcoeff, ff_h261_rl_table_store);
INIT_VLC_RL(ff_h261_rl_tcoeff, 552);
}
}
@ -82,6 +81,7 @@ static av_cold int h261_decode_init(AVCodecContext *avctx)
avctx->pix_fmt = AV_PIX_FMT_YUV420P;
s->codec_id = avctx->codec->id;
ff_h261_common_init();
h261_decode_init_vlc(h);
h->gob_start_code_skipped = 0;

7
libavcodec/h261enc.c
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@ -313,12 +313,7 @@ void ff_h261_encode_mb(MpegEncContext *s, int16_t block[6][64],
void ff_h261_encode_init(MpegEncContext *s)
{
static int done = 0;
if (!done) {
done = 1;
ff_init_rl(&ff_h261_rl_tcoeff, ff_h261_rl_table_store);
}
ff_h261_common_init();
s->min_qcoeff = -127;
s->max_qcoeff = 127;