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encoder: vp8: Fix the size over-flow for encoded buffer.

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The approximation of 4 times compression ratio will not
work in all cases. Especially when enabling I frames.
Provide large enough size for coded-buffer creation.
This commit is contained in:
Sreerenj Balachandran 2015-05-28 10:43:20 +03:00
parent 55775c6203
commit 4d8eaf1918
1 changed files with 2 additions and 3 deletions
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5
gst-libs/gst/vaapi/gstvaapiencoder_vp8.c
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@ -161,10 +161,9 @@ set_context_info (GstVaapiEncoder * base_encoder)
base_encoder->num_ref_frames = 3;
/* Only YUV 4:2:0 formats are supported for now.
Take an approximation of 4 times compress ratio */
/* Only YUV 4:2:0 formats are supported for now. */
base_encoder->codedbuf_size = GST_ROUND_UP_16 (vip->width) *
GST_ROUND_UP_16 (vip->height) * 3 / 2 / 4;
GST_ROUND_UP_16 (vip->height) * 3 / 2;
base_encoder->codedbuf_size +=
MAX_FRAME_TAG_SIZE + MAX_UPDATE_SEGMENTATION_SIZE +