that was my effort, because it didn't work too.
On Tue, Apr 30, 2019 at 7:24 PM Carl Eugen Hoyos <ceffm...@gmail.com> wrote:
> 2019-04-30 13:34 GMT+02:00, hamidi <ham...@gmail.com>:
> > Hi
> > In the following code, I can't figure out what's wrong:
> >
> > uint8_t *dstData[4];
> > int dstLinesize[4];
> > AVPixelFormat convertToPixFmt = AV_PIX_FMT_RGBA;
> > int ret;
> >
> > // ...
> >
> > printf("tmp_frame format: %d (%s) %dx%d\n", tmp_frame->format,
> > av_get_pix_fmt_name((AVPixelFormat)tmp_frame->format), tmp_frame->width,
> > tmp_frame->height);
> > // The above line prints: tmp_frame format: 23 (nv12) 480x480
> >
> > int size = av_image_get_buffer_size(convertToPixFmt, tmp_frame->width,
> > tmp_frame->height, 1);
> > uint8_t *buffer = (uint8_t *) av_malloc(size);
> >
> > ret = av_image_copy_to_buffer(buffer, size,
> > (const uint8_t * const *)&tmp_frame->data[i],
>
> Why are you copying the temporary frame instead
> of passing its pointer to sws_scale()?
>
> Carl Eugen
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