Messages in this thread Patch in this message | | | From | "jackson.lee" <> | Subject | [PATCH v1 4/5] wave5: Use the bitstream buffer size from host. | Date | Fri, 2 Feb 2024 16:03:51 +0900 |
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In V4L2 spec, Host can set the bitstream buffer size. Allow the larger size between default size and input size.
Signed-off-by: Jackson Lee <jackson.lee@chipsnmedia.com> Signed-off-by: Nas Chung <nas.chung@chipsnmedia.com> --- drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c b/drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c index ff73d69de41c..62be7cdfccd8 100644 --- a/drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c +++ b/drivers/media/platform/chips-media/wave5/wave5-vpu-enc.c @@ -11,6 +11,8 @@ #define VPU_ENC_DEV_NAME "C&M Wave5 VPU encoder" #define VPU_ENC_DRV_NAME "wave5-enc" +#define DEFAULT_SRC_SIZE(width, height) ((width) * (height) / 8 * 3) + static const struct vpu_format enc_fmt_list[FMT_TYPES][MAX_FMTS] = { [VPU_FMT_TYPE_CODEC] = { { @@ -193,7 +195,8 @@ static void wave5_update_pix_fmt(struct v4l2_pix_format_mplane *pix_mp, unsigned pix_mp->width = width; pix_mp->height = height; pix_mp->plane_fmt[0].bytesperline = 0; - pix_mp->plane_fmt[0].sizeimage = width * height / 8 * 3; + pix_mp->plane_fmt[0].sizeimage = max(DEFAULT_SRC_SIZE(width, height), + pix_mp->plane_fmt[0].sizeimage); break; } } -- 2.43.0
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