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nvdec: Add colorimetry info to the caps

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Output any colorimetry information extracted from the stream
into the caps.
This commit is contained in:
Jan Schmidt 2018-04-28 01:15:44 +10:00
parent de1b0e3447
commit 7cebaa4fb4
1 changed files with 98 additions and 0 deletions
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98
sys/nvdec/gstnvdec.c
View file

@ -703,6 +703,104 @@ handle_pending_frames (GstNvDec * nvdec)
else
vinfo->interlace_mode = GST_VIDEO_INTERLACE_MODE_MIXED;
GST_LOG_OBJECT (decoder,
"Reading colorimetry information full-range %d matrix %d transfer %d primaries %d",
format->video_signal_description.video_full_range_flag,
format->video_signal_description.matrix_coefficients,
format->video_signal_description.transfer_characteristics,
format->video_signal_description.color_primaries);
switch (format->video_signal_description.color_primaries) {
case 1:
vinfo->colorimetry.primaries = GST_VIDEO_COLOR_PRIMARIES_BT709;
break;
case 4:
vinfo->colorimetry.primaries = GST_VIDEO_COLOR_PRIMARIES_BT470M;
break;
case 5:
vinfo->colorimetry.primaries = GST_VIDEO_COLOR_PRIMARIES_BT470BG;
break;
case 6:
vinfo->colorimetry.primaries =
GST_VIDEO_COLOR_PRIMARIES_SMPTE170M;
break;
case 7:
vinfo->colorimetry.primaries =
GST_VIDEO_COLOR_PRIMARIES_SMPTE240M;
break;
case 8:
vinfo->colorimetry.primaries = GST_VIDEO_COLOR_PRIMARIES_FILM;
break;
case 9:
vinfo->colorimetry.primaries = GST_VIDEO_COLOR_PRIMARIES_BT2020;
break;
default:
vinfo->colorimetry.primaries = GST_VIDEO_COLOR_PRIMARIES_UNKNOWN;
}
if (format->video_signal_description.video_full_range_flag)
vinfo->colorimetry.range = GST_VIDEO_COLOR_RANGE_0_255;
else
vinfo->colorimetry.range = GST_VIDEO_COLOR_RANGE_16_235;
switch (format->video_signal_description.transfer_characteristics) {
case 1:
case 6:
case 16:
vinfo->colorimetry.transfer = GST_VIDEO_TRANSFER_BT709;
break;
case 4:
vinfo->colorimetry.transfer = GST_VIDEO_TRANSFER_GAMMA22;
break;
case 5:
vinfo->colorimetry.transfer = GST_VIDEO_TRANSFER_GAMMA28;
break;
case 7:
vinfo->colorimetry.transfer = GST_VIDEO_TRANSFER_SMPTE240M;
break;
case 8:
vinfo->colorimetry.transfer = GST_VIDEO_TRANSFER_GAMMA10;
break;
case 9:
vinfo->colorimetry.transfer = GST_VIDEO_TRANSFER_LOG100;
break;
case 10:
vinfo->colorimetry.transfer = GST_VIDEO_TRANSFER_LOG316;
break;
case 15:
vinfo->colorimetry.transfer = GST_VIDEO_TRANSFER_BT2020_12;
break;
default:
vinfo->colorimetry.transfer = GST_VIDEO_TRANSFER_UNKNOWN;
break;
}
switch (format->video_signal_description.matrix_coefficients) {
case 0:
vinfo->colorimetry.matrix = GST_VIDEO_COLOR_MATRIX_RGB;
break;
case 1:
vinfo->colorimetry.matrix = GST_VIDEO_COLOR_MATRIX_BT709;
break;
case 4:
vinfo->colorimetry.matrix = GST_VIDEO_COLOR_MATRIX_FCC;
break;
case 5:
case 6:
vinfo->colorimetry.matrix = GST_VIDEO_COLOR_MATRIX_BT601;
break;
case 7:
vinfo->colorimetry.matrix = GST_VIDEO_COLOR_MATRIX_SMPTE240M;
break;
case 9:
case 10:
vinfo->colorimetry.matrix = GST_VIDEO_COLOR_MATRIX_BT2020;
break;
default:
vinfo->colorimetry.matrix = GST_VIDEO_COLOR_MATRIX_UNKNOWN;
break;
}
state->caps = gst_video_info_to_caps (&state->info);
gst_caps_set_features (state->caps, 0,