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vdpau: do not attempt to allocate surfaces while preempted

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This reduces spam while preempted a bit.

The remaining message, "hardware accelerator failed to decode picture"
on every frame, can not be prevented because it's hardcoded in
libavcodec.
This commit is contained in:
wm4 2015-05-29 13:48:18 +02:00
parent c4757ad17c
commit 6a5cbe7802
1 changed files with 17 additions and 10 deletions
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11
video/vdpau.c
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@ -197,6 +197,7 @@ static int handle_preemption(struct mp_vdpau_ctx *ctx)
// Check whether vdpau display preemption happened. The caller provides a
// preemption counter, which contains the logical timestamp of the last
// preemption handled by the caller. The counter can be 0 for init.
// If counter is NULL, only ever return -1 or 1.
// Return values:
// -1: the display is currently preempted, and vdpau can't be used
// 0: a preemption event happened, and the caller must recover
@ -208,13 +209,13 @@ int mp_vdpau_handle_preemption(struct mp_vdpau_ctx *ctx, uint64_t *counter)
pthread_mutex_lock(&ctx->preempt_lock);
// First time init
if (!*counter)
if (counter && !*counter)
*counter = ctx->preemption_counter;
if (handle_preemption(ctx) < 0)
r = -1;
if (r > 0 && *counter < ctx->preemption_counter) {
if (counter && r > 0 && *counter < ctx->preemption_counter) {
*counter = ctx->preemption_counter;
r = 0; // signal recovery after preemption
}
@ -329,6 +330,7 @@ static struct mp_image *mp_vdpau_get_surface(struct mp_vdpau_ctx *ctx,
e->rgb = rgb;
e->w = w;
e->h = h;
if (mp_vdpau_handle_preemption(ctx, NULL) >= 0) {
if (rgb) {
vdp_st = vdp->output_surface_create(ctx->vdp_device, rgb_format,
w, h, &e->osurface);
@ -339,6 +341,11 @@ static struct mp_image *mp_vdpau_get_surface(struct mp_vdpau_ctx *ctx,
e->allocated = e->surface != VDP_INVALID_HANDLE;
}
CHECK_VDP_WARNING(ctx, "Error when allocating surface");
} else {
e->allocated = false;
e->osurface = VDP_INVALID_HANDLE;
e->surface = VDP_INVALID_HANDLE;
}
surface_index = n;
goto done;
}