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avcodec/jpeg2000dec: Implement FF_CODEC_CAP_SKIP_FRAME_FILL_PARAM
This could be improved further by not allocating the buffers that won't be needed lateron in the first place. Reviewed-by: Tomas Härdin <tjoppen@acc.umu.se> Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
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@ -2523,6 +2523,11 @@ static int jpeg2000_decode_frame(AVCodecContext *avctx, AVFrame *picture,
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avctx->sample_aspect_ratio = s->sar;
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s->sar.num = s->sar.den = 0;
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if (avctx->skip_frame >= AVDISCARD_ALL) {
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jpeg2000_dec_cleanup(s);
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return avpkt->size;
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}
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/* get picture buffer */
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if ((ret = ff_thread_get_buffer(avctx, picture, 0)) < 0)
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goto end;
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@ -2587,4 +2592,5 @@ const FFCodec ff_jpeg2000_decoder = {
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.p.priv_class = &jpeg2000_class,
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.p.max_lowres = 5,
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.p.profiles = NULL_IF_CONFIG_SMALL(ff_jpeg2000_profiles),
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.caps_internal = FF_CODEC_CAP_SKIP_FRAME_FILL_PARAM,
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};
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