@@ -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;
Otherwise the thread_ctx pointer might be NULL or point to a SliceThreadContext. Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com> --- libavcodec/pthread_frame.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-)