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vaapi_encode: Clean up the GOP structure configuration

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Choose what types of reference frames will be used based on what types
are available, and make the intra-only mode explicit (GOP size one,
which must be used for MJPEG).
This commit is contained in:
Mark Thompson 2018-09-18 23:30:47 +01:00
parent 8479f99c7d
commit bf726c26fd
8 changed files with 68 additions and 41 deletions
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libavcodec/vaapi_encode_mpeg2.c
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@ -355,7 +355,7 @@ static int vaapi_encode_mpeg2_init_sequence_params(AVCodecContext *avctx)
*vseq = (VAEncSequenceParameterBufferMPEG2) {
.intra_period = avctx->gop_size,
.intra_period = ctx->gop_size,
.ip_period = ctx->b_per_p + 1,
.picture_width = avctx->width,