mirror of https://git.ffmpeg.org/ffmpeg.git
avcodec/utils: Warn the user about the lack of a lock manager if insufficient locks are detected
A lock manager is not the only possibility to avoid open/close locking issues but its easier and more robust than maintaining a lot of lock/unlock calls. Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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@ -3073,6 +3073,8 @@ int ff_lock_avcodec(AVCodecContext *log_ctx)
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entangled_thread_counter++;
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if (entangled_thread_counter != 1) {
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av_log(log_ctx, AV_LOG_ERROR, "Insufficient thread locking around avcodec_open/close()\n");
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if (!lockmgr_cb)
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av_log(log_ctx, AV_LOG_ERROR, "No lock manager is set, please see av_lockmgr_register()\n");
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ff_avcodec_locked = 1;
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ff_unlock_avcodec();
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return AVERROR(EINVAL);
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