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avcodec/pthread_frame: Only set PerThreadContext* when frame-threading

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Otherwise the thread_ctx pointer might be NULL or point to
a SliceThreadContext.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2023-09-14 18:30:07 +02:00
parent 1982113467
commit f9b6e3e48d
1 changed files with 8 additions and 5 deletions
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13
libavcodec/pthread_frame.c
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@ -644,10 +644,12 @@ void ff_thread_await_progress(const ThreadFrame *f, int n, int field)
}
void ff_thread_finish_setup(AVCodecContext *avctx) {
PerThreadContext *p = avctx->internal->thread_ctx;
PerThreadContext *p;
if (!(avctx->active_thread_type&FF_THREAD_FRAME)) return;
p = avctx->internal->thread_ctx;
p->hwaccel_threadsafe = avctx->hwaccel &&
(ffhwaccel(avctx->hwaccel)->caps_internal & HWACCEL_CAP_THREAD_SAFE);
@ -956,11 +958,12 @@ void ff_thread_flush(AVCodecContext *avctx)
int ff_thread_can_start_frame(AVCodecContext *avctx)
{
PerThreadContext *p = avctx->internal->thread_ctx;
if ((avctx->active_thread_type&FF_THREAD_FRAME) && atomic_load(&p->state) != STATE_SETTING_UP &&
if ((avctx->active_thread_type & FF_THREAD_FRAME) &&
ffcodec(avctx->codec)->update_thread_context) {
return 0;
PerThreadContext *p = avctx->internal->thread_ctx;
if (atomic_load(&p->state) != STATE_SETTING_UP)
return 0;
}
return 1;