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avfilter/lavfutils: Avoid initializing packet 

av_read_frame() can handle uninitialized packets.

Reviewed-by: Nicolas George <george@nsup.org>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2020-09-10 16:09:37 +02:00
parent f38926ec24
commit 98171d14c5
1 changed files with 1 additions and 3 deletions
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4
libavfilter/lavfutils.c
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@ -35,8 +35,6 @@ int ff_load_image(uint8_t *data[4], int linesize[4],
AVPacket pkt;
AVDictionary *opt=NULL;
av_init_packet(&pkt);
iformat = av_find_input_format("image2pipe");
if ((ret = avformat_open_input(&format_ctx, filename, iformat, NULL)) < 0) {
av_log(log_ctx, AV_LOG_ERROR,
@ -89,6 +87,7 @@ int ff_load_image(uint8_t *data[4], int linesize[4],
}
ret = avcodec_decode_video2(codec_ctx, frame, &frame_decoded, &pkt);
av_packet_unref(&pkt);
if (ret < 0 || !frame_decoded) {
av_log(log_ctx, AV_LOG_ERROR, "Failed to decode image from file\n");
if (ret >= 0)
@ -107,7 +106,6 @@ int ff_load_image(uint8_t *data[4], int linesize[4],
av_image_copy(data, linesize, (const uint8_t **)frame->data, frame->linesize, *pix_fmt, *w, *h);
end:
av_packet_unref(&pkt);
avcodec_free_context(&codec_ctx);
avformat_close_input(&format_ctx);
av_frame_free(&frame);