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avcodec/v4l2_m2m: Simplify capture buffer init check 

Before this commit s->avctx == NULL was used to infer that an encoder is
being initialzed. Code readability has been improved by directly using
!av_codec_is_decoder() instead.

Signed-off-by: Andriy Gelman <andriy.gelman@gmail.com>
This commit is contained in:
Andriy Gelman 2020-01-12 23:11:27 -05:00 committed by Mark Thompson
parent 3905ecbc06
commit 4c1a3e9166
2 changed files with 3 additions and 3 deletions
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4
libavcodec/v4l2_m2m.c
View File

@ -176,7 +176,7 @@ static int v4l2_configure_contexts(V4L2m2mContext* s)
}
/* decoder's buffers need to be updated at a later stage */
if (!s->avctx || !av_codec_is_decoder(s->avctx->codec)) {
if (s->avctx && !av_codec_is_decoder(s->avctx->codec)) {
ret = ff_v4l2_context_init(&s->capture);
if (ret) {
av_log(log_ctx, AV_LOG_ERROR, "no v4l2 capture context's buffers\n");
@ -307,7 +307,7 @@ int ff_v4l2_m2m_codec_full_reinit(V4L2m2mContext *s)
}
/* decoder's buffers need to be updated at a later stage */
if (!s->avctx || !av_codec_is_decoder(s->avctx->codec)) {
if (s->avctx && !av_codec_is_decoder(s->avctx->codec)) {
ret = ff_v4l2_context_init(&s->capture);
if (ret) {
av_log(log_ctx, AV_LOG_ERROR, "no v4l2 capture context's buffers\n");

2
libavcodec/v4l2_m2m_enc.c
View File

@ -312,12 +312,12 @@ static av_cold int v4l2_encode_init(AVCodecContext *avctx)
capture->av_codec_id = avctx->codec_id;
capture->av_pix_fmt = AV_PIX_FMT_NONE;
s->avctx = avctx;
ret = ff_v4l2_m2m_codec_init(priv);
if (ret) {
av_log(avctx, AV_LOG_ERROR, "can't configure encoder\n");
return ret;
}
s->avctx = avctx;
if (V4L2_TYPE_IS_MULTIPLANAR(output->type))
v4l2_fmt_output = output->format.fmt.pix_mp.pixelformat;