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| author | Shrikara B <shrikara@codeaurora.org> | 2020-06-04 19:57:40 +0530 |
|---|---|---|
| committer | Sanjay Singh <sisanj@codeaurora.org> | 2020-06-10 10:10:41 +0530 |
| commit | 00527c2bbf4d94476a34672fe0c0ccb1a706583b (patch) | |
| tree | 335f82d8276fc1a5714d7a254754785afe7d1303 | |
| parent | e5d42a17efc3e56fd913ae04ae50cf0f1efd0650 (diff) | |
mm-video-v4l2: venc: Convert maxLuminance to 0.0001 cd/m^2 scale
Convert maxDisplayLuminance from cd/m^2 to 0.0001 cd/m^2 scale
as the standard expects the field in this scale in SEI message
Change-Id: Ibfc2a70c528be96546a8f4dc16d4224d3904475c
| -rw-r--r-- | mm-video-v4l2/vidc/venc/src/video_encoder_device_v4l2.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/mm-video-v4l2/vidc/venc/src/video_encoder_device_v4l2.cpp b/mm-video-v4l2/vidc/venc/src/video_encoder_device_v4l2.cpp index a08ca766..73f6cfa5 100644 --- a/mm-video-v4l2/vidc/venc/src/video_encoder_device_v4l2.cpp +++ b/mm-video-v4l2/vidc/venc/src/video_encoder_device_v4l2.cpp @@ -120,6 +120,8 @@ ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. #undef LOG_TAG #define LOG_TAG "OMX-VENC: venc_dev" +#define LUMINANCE_MULTIPLICATION_FACTOR 10000 + //constructor venc_dev::venc_dev(class omx_venc *venc_class) { @@ -7664,7 +7666,10 @@ bool venc_dev::venc_set_hdr_info(const MasteringDisplay& mastering_disp_info, ctrl[8].value = mastering_disp_info.primaries.whitePoint[1]; ctrl[9].id = V4L2_CID_MPEG_VIDC_VENC_MAX_DISP_LUM; - ctrl[9].value = mastering_disp_info.maxDisplayLuminance; + // maxDisplayLuminance is in cd/m^2 scale. But the standard requires this field + // to be in 0.0001 cd/m^2 scale. So, multiply with LUMINANCE_MULTIPLICATION_FACTOR + // and give to be driver + ctrl[9].value = mastering_disp_info.maxDisplayLuminance * LUMINANCE_MULTIPLICATION_FACTOR; ctrl[10].id = V4L2_CID_MPEG_VIDC_VENC_MIN_DISP_LUM; ctrl[10].value = mastering_disp_info.minDisplayLuminance; |