On 06/10/17 08:51, Jorge Ramirez-Ortiz wrote:
> ---
> libavcodec/v4l2_buffers.c | 14 ++++++++++++--
> 1 file changed, 12 insertions(+), 2 deletions(-)
>
> diff --git a/libavcodec/v4l2_buffers.c b/libavcodec/v4l2_buffers.c
> index ef7d040..ba70c5d 100644
> --- a/libavcodec/v4l2_buffers.c
> +++ b/libavcodec/v4l2_buffers.c
> @@ -244,13 +244,23 @@ static int v4l2_buf_to_bufref(V4L2Buffer *in, int
> plane, AVBufferRef **buf)
>
> static int v4l2_bufref_to_buf(V4L2Buffer *out, int plane, const uint8_t*
> data, int size, AVBufferRef* bref)
> {
> + unsigned int bytesused, length;
> +
> if (plane >= out->num_planes)
> return AVERROR(EINVAL);
>
> + bytesused = FFMIN(size, out->plane_info[plane].length);
> + length = out->plane_info[plane].length;
> +
> memcpy(out->plane_info[plane].mm_addr, data, FFMIN(size,
> out->plane_info[plane].length));
>
> - out->planes[plane].bytesused = FFMIN(size,
> out->plane_info[plane].length);
> - out->planes[plane].length = out->plane_info[plane].length;
> + if (V4L2_TYPE_IS_MULTIPLANAR(out->buf.type)) {
> + out->planes[plane].bytesused = bytesused;
> + out->planes[plane].length = length;
> + } else {
> + out->buf.bytesused = bytesused;
> + out->buf.length = length;
> + }
>
> return 0;
> }
>
Can you clarify what devices are being fixed here? I believe there are two
modes (single-plane, multi-plane) - of the devices known to work, do we know
which modes they use?
- Mark
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