Although VAEntrypointEncSliceLP was added in old version of VAAPI, we never implemented it for VAAPI VP9 encoder before. so it is reasonable to require VAAPI 1.0
Signed-off-by: Haihao Xiang <haihao.xi...@intel.com> --- libavcodec/vaapi_encode_vp9.c | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-) diff --git a/libavcodec/vaapi_encode_vp9.c b/libavcodec/vaapi_encode_vp9.c index 9108699ac38..30f1edbef4a 100644 --- a/libavcodec/vaapi_encode_vp9.c +++ b/libavcodec/vaapi_encode_vp9.c @@ -46,6 +46,7 @@ typedef struct VAAPIEncodeVP9Context { typedef struct VAAPIEncodeVP9Options { int loop_filter_level; int loop_filter_sharpness; + int low_power; } VAAPIEncodeVP9Options; @@ -217,6 +218,8 @@ static const VAAPIEncodeType vaapi_encode_type_vp9 = { static av_cold int vaapi_encode_vp9_init(AVCodecContext *avctx) { VAAPIEncodeContext *ctx = avctx->priv_data; + VAAPIEncodeVP9Options *opt = + (VAAPIEncodeVP9Options*)ctx->codec_options_data; ctx->codec = &vaapi_encode_type_vp9; @@ -243,7 +246,18 @@ static av_cold int vaapi_encode_vp9_init(AVCodecContext *avctx) avctx->profile); return AVERROR(EINVAL); } - ctx->va_entrypoint = VAEntrypointEncSlice; + + if (opt->low_power) { +#if VA_CHECK_VERSION(1, 0, 0) + ctx->va_entrypoint = VAEntrypointEncSliceLP; +#else + av_log(avctx, AV_LOG_ERROR, "Low-power encoding is not " + "supported with this VAAPI version.\n"); + return AVERROR(EINVAL); +#endif + } else { + ctx->va_entrypoint = VAEntrypointEncSlice; + } if (avctx->flags & AV_CODEC_FLAG_QSCALE) { ctx->va_rc_mode = VA_RC_CQP; @@ -274,6 +288,9 @@ static const AVOption vaapi_encode_vp9_options[] = { OFFSET(loop_filter_level), AV_OPT_TYPE_INT, { .i64 = 16 }, 0, 63, FLAGS }, { "loop_filter_sharpness", "Loop filter sharpness", OFFSET(loop_filter_sharpness), AV_OPT_TYPE_INT, { .i64 = 4 }, 0, 15, FLAGS }, + { "low_power", "Use low-power encoding mode (experimental: only supported " + "on some platforms, does not support all features)", + OFFSET(low_power), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, FLAGS }, { NULL }, }; -- 2.14.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel