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| author | Reimar Döffinger <Reimar.Doeffinger@gmx.de> | 2014-08-31 20:07:40 +0200 |
|---|---|---|
| committer | Reimar Döffinger <Reimar.Doeffinger@gmx.de> | 2014-09-02 19:20:28 +0200 |
| commit | e48cd2de98c3dbac998c76c54749d1b534b32ff6 (patch) | |
| tree | 321f7eb203fd9002e99f18338818c48c69c97fb7 /libavcodec/mpeg12.c | |
| parent | 2ca78936c7d4862100b7eb9b4c6097b063d495c8 (diff) | |
| download | ffmpeg-streaming-e48cd2de98c3dbac998c76c54749d1b534b32ff6.zip ffmpeg-streaming-e48cd2de98c3dbac998c76c54749d1b534b32ff6.tar.gz | |
rl.h: Use on-stack temporary VLC tables instead of having them static.
Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
Diffstat (limited to 'libavcodec/mpeg12.c')
| -rw-r--r-- | libavcodec/mpeg12.c | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/libavcodec/mpeg12.c b/libavcodec/mpeg12.c index cb00baf..fc43a53 100644 --- a/libavcodec/mpeg12.c +++ b/libavcodec/mpeg12.c @@ -70,22 +70,21 @@ static const uint8_t table_mb_btype[11][2] = { #define INIT_2D_VLC_RL(rl, static_size)\ {\ static RL_VLC_ELEM rl_vlc_table[static_size];\ - VLC tmp_vlc;\ - INIT_VLC_STATIC(&tmp_vlc, TEX_VLC_BITS, rl.n + 2,\ - &rl.table_vlc[0][1], 4, 2,\ - &rl.table_vlc[0][0], 4, 2, static_size);\ -\ rl.rl_vlc[0] = rl_vlc_table;\ - init_2d_vlc_rl(&rl, &tmp_vlc);\ + init_2d_vlc_rl(&rl, static_size);\ } -static av_cold void init_2d_vlc_rl(RLTable *rl, const VLC *vlc) +static av_cold void init_2d_vlc_rl(RLTable *rl, unsigned static_size) { int i; - - for (i = 0; i < vlc->table_size; i++) { - int code = vlc->table[i][0]; - int len = vlc->table[i][1]; + VLC_TYPE table[680][2] = {{0}}; + VLC vlc = { .table = table, .table_allocated = static_size }; + av_assert0(static_size <= FF_ARRAY_ELEMS(table)); + init_vlc(&vlc, TEX_VLC_BITS, rl->n + 2, &rl->table_vlc[0][1], 4, 2, &rl->table_vlc[0][0], 4, 2, INIT_VLC_USE_NEW_STATIC); + + for (i = 0; i < vlc.table_size; i++) { + int code = vlc.table[i][0]; + int len = vlc.table[i][1]; int level, run; if (len == 0) { // illegal code |
