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avutil/hwcontext_qsv: register free function for device_derive

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When qsv device is created by device_derive, the ctx->free function is
not registered, causing potential memory leak because of not properly
closing the MFX session.

Signed-off-by: Tong Wu <tong1.wu@intel.com>
Signed-off-by: Wenbin Chen <wenbin.chen@intel.com>
This commit is contained in:
Tong Wu
2023-06-19 14:15:07 +08:00
committed by Haihao Xiang
parent 13a10fe892
commit 28ed898ac6
1 changed files with 9 additions and 0 deletions
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9
libavutil/hwcontext_qsv.c
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@@ -2094,6 +2094,15 @@ static int qsv_device_derive(AVHWDeviceContext *ctx,
AVDictionary *opts, int flags)
{
mfxIMPL impl;
QSVDevicePriv *priv;
priv = av_mallocz(sizeof(*priv));
if (!priv)
return AVERROR(ENOMEM);
ctx->user_opaque = priv;
ctx->free = qsv_device_free;
impl = choose_implementation("hw_any", child_device_ctx->type);
return qsv_device_derive_from_child(ctx, impl,
child_device_ctx, flags);