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avcodec/nvenc: avoid failing b_ref_mode check when unset

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This commit is contained in:
Timo Rothenpieler 2023-03-10 13:09:10 +01:00
parent fefcba1c1b
commit 7a8560cb22
1 changed files with 6 additions and 4 deletions
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10
libavcodec/nvenc.c
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@ -459,7 +459,7 @@ static int nvenc_check_cap(AVCodecContext *avctx, NV_ENC_CAPS cap)
static int nvenc_check_capabilities(AVCodecContext *avctx)
{
NvencContext *ctx = avctx->priv_data;
int ret;
int tmp, ret;
ret = nvenc_check_codec_support(avctx);
if (ret < 0) {
@ -540,16 +540,18 @@ static int nvenc_check_capabilities(AVCodecContext *avctx)
}
#ifdef NVENC_HAVE_BFRAME_REF_MODE
tmp = (ctx->b_ref_mode >= 0) ? ctx->b_ref_mode : NV_ENC_BFRAME_REF_MODE_DISABLED;
ret = nvenc_check_cap(avctx, NV_ENC_CAPS_SUPPORT_BFRAME_REF_MODE);
if (ctx->b_ref_mode == NV_ENC_BFRAME_REF_MODE_EACH && ret != 1 && ret != 3) {
if (tmp == NV_ENC_BFRAME_REF_MODE_EACH && ret != 1 && ret != 3) {
av_log(avctx, AV_LOG_WARNING, "Each B frame as reference is not supported\n");
return AVERROR(ENOSYS);
} else if (ctx->b_ref_mode != NV_ENC_BFRAME_REF_MODE_DISABLED && ret == 0) {
} else if (tmp != NV_ENC_BFRAME_REF_MODE_DISABLED && ret == 0) {
av_log(avctx, AV_LOG_WARNING, "B frames as references are not supported\n");
return AVERROR(ENOSYS);
}
#else
if (ctx->b_ref_mode != 0) {
tmp = (ctx->b_ref_mode >= 0) ? ctx->b_ref_mode : 0;
if (tmp > 0) {
av_log(avctx, AV_LOG_WARNING, "B frames as references need SDK 8.1 at build time\n");
return AVERROR(ENOSYS);
}