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avcodec/mpeg4videodec: free studio profile VLCs when closing the decoder

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Fixes memleaks.

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2018-04-04 00:43:40 -03:00
parent fefe47b701
commit a866cc3ad3
1 changed files with 15 additions and 1 deletions
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16
libavcodec/mpeg4videodec.c
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@ -3375,6 +3375,20 @@ static av_cold int decode_init(AVCodecContext *avctx)
return 0;
}
static av_cold int decode_end(AVCodecContext *avctx)
{
Mpeg4DecContext *ctx = avctx->priv_data;
int i;
for (i = 0; i < 12; i++)
ff_free_vlc(&ctx->studio_intra_tab[i]);
ff_free_vlc(&ctx->studio_luma_dc);
ff_free_vlc(&ctx->studio_chroma_dc);
return ff_h263_decode_end(avctx);
}
static const AVOption mpeg4_options[] = {
{"quarter_sample", "1/4 subpel MC", offsetof(MpegEncContext, quarter_sample), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, 0},
{"divx_packed", "divx style packed b frames", offsetof(MpegEncContext, divx_packed), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, 0},
@ -3395,7 +3409,7 @@ AVCodec ff_mpeg4_decoder = {
.id = AV_CODEC_ID_MPEG4,
.priv_data_size = sizeof(Mpeg4DecContext),
.init = decode_init,
.close = ff_h263_decode_end,
.close = decode_end,
.decode = ff_h263_decode_frame,
.capabilities = AV_CODEC_CAP_DRAW_HORIZ_BAND | AV_CODEC_CAP_DR1 |
AV_CODEC_CAP_TRUNCATED | AV_CODEC_CAP_DELAY |