Re: [PATCH v2 3/4] drm: lcdif: Switch to limited range for RGB to YUV conversion

2022-09-29 Thread Liu Ying
On Wed, 2022-09-28 at 03:58 +0300, Laurent Pinchart wrote: > Up to and including v1.3, HDMI supported limited quantization range only > for YCbCr. HDMI v1.4 introduced selectable quantization ranges, but this > features isn't supported in the dw-hdmi driver that is used in s/features/feature/ >

Re: [PATCH v2 3/4] drm: lcdif: Switch to limited range for RGB to YUV conversion

2022-09-28 Thread Kieran Bingham
Quoting Laurent Pinchart (2022-09-28 01:58:11) > Up to and including v1.3, HDMI supported limited quantization range only > for YCbCr. HDMI v1.4 introduced selectable quantization ranges, but this > features isn't supported in the dw-hdmi driver that is used in > conjunction with the LCDIF in the

Re: [PATCH v2 3/4] drm: lcdif: Switch to limited range for RGB to YUV conversion

2022-09-27 Thread Marek Vasut
On 9/28/22 02:58, Laurent Pinchart wrote: Up to and including v1.3, HDMI supported limited quantization range only for YCbCr. HDMI v1.4 introduced selectable quantization ranges, but this features isn't supported in the dw-hdmi driver that is used in conjunction with the LCDIF in the i.MX8MP.

[PATCH v2 3/4] drm: lcdif: Switch to limited range for RGB to YUV conversion

2022-09-27 Thread Laurent Pinchart
Up to and including v1.3, HDMI supported limited quantization range only for YCbCr. HDMI v1.4 introduced selectable quantization ranges, but this features isn't supported in the dw-hdmi driver that is used in conjunction with the LCDIF in the i.MX8MP. The HDMI YCbCr output is thus always