Since av1 decoder is only available for hw acceleration. This will gives out more accurate information if this decoder used but doesn't specificed a hwaccel.
For example: ffmpeg -c:v av1 -i INPUT OUTPUT Signed-off-by: Fei Wang <fei.w.w...@intel.com> --- 1. This is improvement of patch for: https://patchwork.ffmpeg.org/project/ffmpeg/list/?series=4660 libavcodec/av1dec.c | 17 ++++++++++++----- 1 file changed, 12 insertions(+), 5 deletions(-) diff --git a/libavcodec/av1dec.c b/libavcodec/av1dec.c index a69808f7b6..58a9deeb4e 100644 --- a/libavcodec/av1dec.c +++ b/libavcodec/av1dec.c @@ -452,15 +452,22 @@ static int get_pixel_format(AVCodecContext *avctx) *fmtp++ = s->pix_fmt; *fmtp = AV_PIX_FMT_NONE; - ret = ff_thread_get_format(avctx, pix_fmts); - if (ret < 0) - return ret; - /** - * check if the HW accel is inited correctly. If not, return un-implemented. + * check if the HW accel is specificed. If not, return un-implemented. * Since now the av1 decoder doesn't support native decode, if it will be * implemented in the future, need remove this check. */ + if (!avctx->hw_device_ctx) { + av_log(avctx, AV_LOG_ERROR, "The AV1 decoder requires a hw acceleration" + " to be specified.\n"); + return AVERROR(ENOSYS); + } + + ret = ff_thread_get_format(avctx, pix_fmts); + if (ret < 0) + return ret; + + /** check if the HW accel is inited correctly by the specificed setting */ if (!avctx->hwaccel) { av_log(avctx, AV_LOG_ERROR, "Your platform doesn't suppport" " hardware accelerated AV1 decoding.\n"); -- 2.17.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
