From 41e3d36a39979a5c6ca36198b03be740e14ef7b0 Mon Sep 17 00:00:00 2001 From: Haihao Xiang Date: Tue, 26 Mar 2024 15:19:13 +0800 Subject: [PATCH] lavc/vaapi_decode: Use dynamic frame pool if possible libva2 doesn't require a fixed surface-array any more, so we may use dynamic frame pool for decoding when libva2 is available, which allows a downstream element stores more frames from VAAPI decoders and fixes the error below: $ ffmpeg -hwaccel vaapi -hwaccel_output_format vaapi \ -i input.mp4 -c:v hevc_vaapi -f null - ... [h264 @ 0x557a075a1400] get_buffer() failed [h264 @ 0x557a075a1400] thread_get_buffer() failed [h264 @ 0x557a075a1400] decode_slice_header error [h264 @ 0x557a075a1400] no frame! Signed-off-by: Haihao Xiang --- libavcodec/vaapi_decode.c | 36 ++++++++++++++++++++---------------- 1 file changed, 20 insertions(+), 16 deletions(-) diff --git a/libavcodec/vaapi_decode.c b/libavcodec/vaapi_decode.c index 5665639dd7..21b273cd0f 100644 --- a/libavcodec/vaapi_decode.c +++ b/libavcodec/vaapi_decode.c @@ -599,22 +599,26 @@ static int vaapi_decode_make_config(AVCodecContext *avctx, if (err < 0) goto fail; - frames->initial_pool_size = 1; - // Add per-codec number of surfaces used for storing reference frames. - switch (avctx->codec_id) { - case AV_CODEC_ID_H264: - case AV_CODEC_ID_HEVC: - case AV_CODEC_ID_AV1: - frames->initial_pool_size += 16; - break; - case AV_CODEC_ID_VP9: - frames->initial_pool_size += 8; - break; - case AV_CODEC_ID_VP8: - frames->initial_pool_size += 3; - break; - default: - frames->initial_pool_size += 2; + if (CONFIG_VAAPI_1) + frames->initial_pool_size = 0; + else { + frames->initial_pool_size = 1; + // Add per-codec number of surfaces used for storing reference frames. + switch (avctx->codec_id) { + case AV_CODEC_ID_H264: + case AV_CODEC_ID_HEVC: + case AV_CODEC_ID_AV1: + frames->initial_pool_size += 16; + break; + case AV_CODEC_ID_VP9: + frames->initial_pool_size += 8; + break; + case AV_CODEC_ID_VP8: + frames->initial_pool_size += 3; + break; + default: + frames->initial_pool_size += 2; + } } }