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vf_vapoursynth: allow multithreaded reading of returned frames

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This commit is contained in:
Chainik 2018-10-30 15:48:34 +03:00 committed by sfan5
parent 1638fa7b46
commit 5907bc023c
1 changed files with 9 additions and 8 deletions
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17
video/filter/vf_vapoursynth.c
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@ -272,14 +272,6 @@ static void VS_CC vs_frame_done(void *userData, const VSFrameRef *f, int n,
{
struct priv *p = userData;
pthread_mutex_lock(&p->lock);
// If these assertions fail, n is an unrequested frame (or filtered twice).
assert(n >= p->out_frameno && n < p->out_frameno + p->max_requests);
int index = n - p->out_frameno;
MP_TRACE(p, "filtered frame %d (%d)\n", n, index);
assert(p->requested[index] == &dummy_img);
struct mp_image *res = NULL;
if (f) {
struct mp_image img = map_vs_frame(p, f, false);
@ -299,6 +291,15 @@ static void VS_CC vs_frame_done(void *userData, const VSFrameRef *f, int n,
res = mp_image_new_copy(&img);
p->vsapi->freeFrame(f);
}
pthread_mutex_lock(&p->lock);
// If these assertions fail, n is an unrequested frame (or filtered twice).
assert(n >= p->out_frameno && n < p->out_frameno + p->max_requests);
int index = n - p->out_frameno;
MP_TRACE(p, "filtered frame %d (%d)\n", n, index);
assert(p->requested[index] == &dummy_img);
if (!res && !p->shutdown) {
if (p->eof) {
res = (struct mp_image *)&dummy_img_eof;