From f89ec87afaf0d1abb6d450253b0b348fd554533b Mon Sep 17 00:00:00 2001 From: Luca Barbato Date: Fri, 27 Jul 2018 08:34:08 +0200 Subject: frame: Simplify the video allocation --- libavutil/frame.c | 29 +++++++++-------------------- 1 file changed, 9 insertions(+), 20 deletions(-) (limited to 'libavutil') diff --git a/libavutil/frame.c b/libavutil/frame.c index db3897c299..fa6245914e 100644 --- a/libavutil/frame.c +++ b/libavutil/frame.c @@ -89,12 +89,8 @@ void av_frame_free(AVFrame **frame) static int get_video_buffer(AVFrame *frame, int align) { - const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(frame->format); int ret, i; - if (!desc) - return AVERROR(EINVAL); - if ((ret = av_image_check_size(frame->width, frame->height, 0, NULL)) < 0) return ret; @@ -111,24 +107,17 @@ static int get_video_buffer(AVFrame *frame, int align) frame->linesize[i] = FFALIGN(frame->linesize[i], align); } - for (i = 0; i < 4 && frame->linesize[i]; i++) { - int h = frame->height; - if (i == 1 || i == 2) - h = AV_CEIL_RSHIFT(h, desc->log2_chroma_h); + if ((ret = av_image_fill_pointers(frame->data, frame->format, frame->height, + NULL, frame->linesize)) < 0) + return ret; - frame->buf[i] = av_buffer_alloc(frame->linesize[i] * h); - if (!frame->buf[i]) - goto fail; + frame->buf[0] = av_buffer_alloc(ret); + if (!frame->buf[0]) + goto fail; - frame->data[i] = frame->buf[i]->data; - } - if (desc->flags & AV_PIX_FMT_FLAG_PAL || desc->flags & AV_PIX_FMT_FLAG_PSEUDOPAL) { - av_buffer_unref(&frame->buf[1]); - frame->buf[1] = av_buffer_alloc(1024); - if (!frame->buf[1]) - goto fail; - frame->data[1] = frame->buf[1]->data; - } + if (av_image_fill_pointers(frame->data, frame->format, frame->height, + frame->buf[0]->data, frame->linesize) < 0) + goto fail; frame->extended_data = frame->data; -- cgit v1.2.1