mirror of
https://github.com/jojo61/vdr-plugin-softhdcuvid.git
synced 2023-10-10 13:37:41 +02:00
492 lines
15 KiB
C
492 lines
15 KiB
C
#include <libavutil/mastering_display_metadata.h>
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/**
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* struct hdr_metadata_infoframe - HDR Metadata Infoframe Data.
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*
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* HDR Metadata Infoframe as per CTA 861.G spec. This is expected
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* to match exactly with the spec.
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*
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* Userspace is expected to pass the metadata information as per
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* the format described in this structure.
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*/
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struct hdr_metadata_infoframe {
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/**
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* @eotf: Electro-Optical Transfer Function (EOTF)
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* used in the stream.
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*/
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__u8 eotf;
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/**
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* @metadata_type: Static_Metadata_Descriptor_ID.
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*/
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__u8 metadata_type;
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/**
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* @display_primaries: Color Primaries of the Data.
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* These are coded as unsigned 16-bit values in units of
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* 0.00002, where 0x0000 represents zero and 0xC350
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* represents 1.0000.
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* @display_primaries.x: X cordinate of color primary.
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* @display_primaries.y: Y cordinate of color primary.
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*/
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struct {
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__u16 x, y;
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} display_primaries[3];
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/**
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* @white_point: White Point of Colorspace Data.
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* These are coded as unsigned 16-bit values in units of
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* 0.00002, where 0x0000 represents zero and 0xC350
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* represents 1.0000.
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* @white_point.x: X cordinate of whitepoint of color primary.
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* @white_point.y: Y cordinate of whitepoint of color primary.
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*/
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struct {
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__u16 x, y;
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} white_point;
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/**
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* @max_display_mastering_luminance: Max Mastering Display Luminance.
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* This value is coded as an unsigned 16-bit value in units of 1 cd/m2,
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* where 0x0001 represents 1 cd/m2 and 0xFFFF represents 65535 cd/m2.
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*/
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__u16 max_display_mastering_luminance;
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/**
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* @min_display_mastering_luminance: Min Mastering Display Luminance.
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* This value is coded as an unsigned 16-bit value in units of
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* 0.0001 cd/m2, where 0x0001 represents 0.0001 cd/m2 and 0xFFFF
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* represents 6.5535 cd/m2.
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*/
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__u16 min_display_mastering_luminance;
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/**
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* @max_cll: Max Content Light Level.
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* This value is coded as an unsigned 16-bit value in units of 1 cd/m2,
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* where 0x0001 represents 1 cd/m2 and 0xFFFF represents 65535 cd/m2.
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*/
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__u16 max_cll;
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/**
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* @max_fall: Max Frame Average Light Level.
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* This value is coded as an unsigned 16-bit value in units of 1 cd/m2,
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* where 0x0001 represents 1 cd/m2 and 0xFFFF represents 65535 cd/m2.
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*/
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__u16 max_fall;
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};
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/**
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* struct hdr_output_metadata - HDR output metadata
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*
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* Metadata Information to be passed from userspace
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*/
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struct hdr_output_metadata {
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/**
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* @metadata_type: Static_Metadata_Descriptor_ID.
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*/
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__u32 metadata_type;
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/**
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* @hdmi_metadata_type1: HDR Metadata Infoframe.
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*/
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union {
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struct hdr_metadata_infoframe hdmi_metadata_type1;
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};
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};
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enum hdr_metadata_eotf {
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EOTF_TRADITIONAL_GAMMA_SDR,
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EOTF_TRADITIONAL_GAMMA_HDR,
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EOTF_ST2084,
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EOTF_HLG,
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};
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enum metadata_id {
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METADATA_TYPE1,
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};
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void
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weston_hdr_metadata(void *data,
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uint16_t display_primary_r_x,
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uint16_t display_primary_r_y,
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uint16_t display_primary_g_x,
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uint16_t display_primary_g_y,
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uint16_t display_primary_b_x,
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uint16_t display_primary_b_y,
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uint16_t white_point_x,
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uint16_t white_point_y,
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uint16_t min_luminance,
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uint16_t max_luminance,
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uint16_t max_cll,
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uint16_t max_fall,
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enum hdr_metadata_eotf eotf)
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{
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uint8_t *data8;
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uint16_t *data16;
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data8 = data;
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*data8++ = eotf;
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*data8++ = METADATA_TYPE1;
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data16 = (void*)data8;
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*data16++ = display_primary_r_x;
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*data16++ = display_primary_r_y;
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*data16++ = display_primary_g_x;
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*data16++ = display_primary_g_y;
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*data16++ = display_primary_b_x;
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*data16++ = display_primary_b_y;
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*data16++ = white_point_x;
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*data16++ = white_point_y;
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*data16++ = max_luminance;
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*data16++ = min_luminance;
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*data16++ = max_cll;
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*data16++ = max_fall;
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}
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struct weston_vector {
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float f[4];
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};
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struct weston_colorspace {
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struct weston_vector r, g, b;
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struct weston_vector whitepoint;
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const char *name;
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const char *whitepoint_name;
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};
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struct weston_colorspace hdr10;
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static const struct weston_colorspace bt470m = {
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.r = {{ 0.670f, 0.330f, }},
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.g = {{ 0.210f, 0.710f, }},
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.b = {{ 0.140f, 0.080f, }},
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.whitepoint = {{ 0.3101f, 0.3162f, }},
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.name = "BT.470 M",
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.whitepoint_name = "C",
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};
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static const struct weston_colorspace bt470bg = {
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.r = {{ 0.640f, 0.330f, }},
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.g = {{ 0.290f, 0.600f, }},
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.b = {{ 0.150f, 0.060f, }},
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.whitepoint = {{ 0.3127f, 0.3290f, }},
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.name = "BT.470 B/G",
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.whitepoint_name = "D65",
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};
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static const struct weston_colorspace smpte170m = {
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.r = {{ 0.630f, 0.340f, }},
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.g = {{ 0.310f, 0.595f, }},
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.b = {{ 0.155f, 0.070f, }},
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.whitepoint = {{ 0.3127f, 0.3290f, }},
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.name = "SMPTE 170M",
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.whitepoint_name = "D65",
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};
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static const struct weston_colorspace smpte240m = {
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.r = {{ 0.630f, 0.340f, }},
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.g = {{ 0.310f, 0.595f, }},
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.b = {{ 0.155f, 0.070f, }},
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.whitepoint = {{ 0.3127f, 0.3290f, }},
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.name = "SMPTE 240M",
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.whitepoint_name = "D65",
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};
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static const struct weston_colorspace bt709 = {
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.r = {{ 0.640f, 0.330f, }},
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.g = {{ 0.300f, 0.600f, }},
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.b = {{ 0.150f, 0.060f, }},
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.whitepoint = {{ 0.3127f, 0.3290f, }},
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.name = "BT.709",
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.whitepoint_name = "D65",
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};
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static const struct weston_colorspace bt2020 = {
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.r = {{ 0.708f, 0.292f, }},
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.g = {{ 0.170f, 0.797f, }},
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.b = {{ 0.131f, 0.046f, }},
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.whitepoint = {{ 0.3127f, 0.3290f, }},
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.name = "BT.2020",
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.whitepoint_name = "D65",
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};
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static const struct weston_colorspace srgb = {
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.r = {{ 0.640f, 0.330f, }},
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.g = {{ 0.300f, 0.600f, }},
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.b = {{ 0.150f, 0.060f, }},
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.whitepoint = {{ 0.3127f, 0.3290f, }},
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.name = "sRGB",
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.whitepoint_name = "D65",
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};
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static const struct weston_colorspace adobergb = {
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.r = {{ 0.640f, 0.330f, }},
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.g = {{ 0.210f, 0.710f, }},
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.b = {{ 0.150f, 0.060f, }},
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.whitepoint = {{ 0.3127f, 0.3290f, }},
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.name = "AdobeRGB",
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.whitepoint_name = "D65",
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};
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static const struct weston_colorspace dci_p3 = {
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.r = {{ 0.680f, 0.320f, }},
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.g = {{ 0.265f, 0.690f, }},
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.b = {{ 0.150f, 0.060f, }},
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.whitepoint = {{ 0.3127f, 0.3290f, }},
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.name = "DCI-P3 D65",
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.whitepoint_name = "D65",
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};
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static const struct weston_colorspace prophotorgb = {
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.r = {{ 0.7347f, 0.2653f, }},
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.g = {{ 0.1596f, 0.8404f, }},
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.b = {{ 0.0366f, 0.0001f, }},
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.whitepoint = {{ .3457, .3585 }},
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.name = "ProPhoto RGB",
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.whitepoint_name = "D50",
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};
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static const struct weston_colorspace ciergb = {
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.r = {{ 0.7347f, 0.2653f, }},
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.g = {{ 0.2738f, 0.7174f, }},
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.b = {{ 0.1666f, 0.0089f, }},
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.whitepoint = {{ 1.0f / 3.0f, 1.0f / 3.0f, }},
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.name = "CIE RGB",
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.whitepoint_name = "E",
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};
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static const struct weston_colorspace ciexyz = {
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.r = {{ 1.0f, 0.0f, }},
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.g = {{ 0.0f, 1.0f, }},
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.b = {{ 0.0f, 0.0f, }},
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.whitepoint = {{ 1.0f / 3.0f, 1.0f / 3.0f, }},
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.name = "CIE XYZ",
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.whitepoint_name = "E",
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};
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const struct weston_colorspace ap0 = {
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.r = {{ 0.7347f, 0.2653f, }},
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.g = {{ 0.0000f, 1.0000f, }},
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.b = {{ 0.0001f, -0.0770f, }},
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.whitepoint = {{ .32168f, .33767f, }},
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.name = "ACES primaries #0",
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.whitepoint_name = "D60",
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};
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const struct weston_colorspace ap1 = {
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.r = {{ 0.713f, 0.393f, }},
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.g = {{ 0.165f, 0.830f, }},
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.b = {{ 0.128f, 0.044f, }},
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.whitepoint = {{ 0.32168f, 0.33767f, }},
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.name = "ACES primaries #1",
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.whitepoint_name = "D60",
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};
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static const struct weston_colorspace * const colorspaces[] = {
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&bt470m,
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&bt470bg,
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&smpte170m,
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&smpte240m,
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&bt709,
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&bt2020,
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&srgb,
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&adobergb,
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&dci_p3,
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&prophotorgb,
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&ciergb,
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&ciexyz,
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&ap0,
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&ap1,
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};
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#define ARRAY_LENGTH(a) (sizeof(a) / sizeof(a)[0])
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const struct weston_colorspace *
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weston_colorspace_lookup(const char *name)
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{
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unsigned i;
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if (!name)
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return NULL;
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for (i = 0; i < ARRAY_LENGTH(colorspaces); i++) {
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const struct weston_colorspace *c = colorspaces[i];
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if (!strcmp(c->name, name))
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return c;
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}
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return NULL;
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}
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static int cleanup=0;
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static uint16_t encode_xyy(float xyy)
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{
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return xyy * 50000;
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}
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static AVMasteringDisplayMetadata md_save = {0};
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static AVContentLightMetadata ld_save = {0};
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static void set_hdr_metadata(int color,int trc, AVFrameSideData *sd1, AVFrameSideData *sd2)
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{
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drmModeAtomicReqPtr ModeReq;
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struct weston_colorspace *cs;
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enum hdr_metadata_eotf eotf;
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struct hdr_output_metadata data;
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static uint32_t blob_id = 0;
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int ret,MaxCLL=1500,MaxFALL=400;
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int max_lum=4000,min_lum=0050;
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struct AVMasteringDisplayMetadata *md = NULL;
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struct AVContentLightMetadata *ld = NULL;
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if (render->hdr_metadata == -1) { // Metadata not supported
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return;
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}
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// clean up FFMEPG stuff
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if (trc == AVCOL_TRC_BT2020_10)
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trc = AVCOL_TRC_ARIB_STD_B67;
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if (trc == AVCOL_TRC_UNSPECIFIED)
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trc = AVCOL_TRC_BT709;
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if (color == AVCOL_PRI_UNSPECIFIED)
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color = AVCOL_PRI_BT709;
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if ((old_color == color && old_trc == trc && !sd1 && !sd2) || !render->hdr_metadata)
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return; // nothing to do
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if (sd1)
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md = sd1->data;
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if (sd2)
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ld = sd2->data;
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if (md && !memcmp(md,&md_save,sizeof(md_save)))
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if (ld && !memcmp(ld,&ld_save,sizeof(ld_save))) {
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return;
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}
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else if (ld && !memcmp(ld,&ld_save,sizeof(ld_save))) {
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return;
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}
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if (ld)
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memcpy(&ld_save,ld,sizeof(ld_save));
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if (md)
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memcpy(&md_save,md,sizeof(md_save));
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printf("Update HDR to TRC %d color %d\n",trc,color);
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if (trc == AVCOL_TRC_BT2020_10)
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trc = AVCOL_TRC_ARIB_STD_B67;
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old_color = color;
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old_trc = trc;
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if (blob_id)
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drmModeDestroyPropertyBlob(render->fd_drm, blob_id);
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switch(trc) {
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case AVCOL_TRC_BT709: // 1
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case AVCOL_TRC_UNSPECIFIED: // 2
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eotf = EOTF_TRADITIONAL_GAMMA_SDR;
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break;
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case AVCOL_TRC_BT2020_10: // 14
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case AVCOL_TRC_BT2020_12:
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case AVCOL_TRC_ARIB_STD_B67: // 18 HLG
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eotf = EOTF_HLG;
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break;
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case AVCOL_TRC_SMPTE2084: // 16
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eotf = EOTF_ST2084;
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default:
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eotf = EOTF_TRADITIONAL_GAMMA_SDR;
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break;
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}
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switch (color) {
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case AVCOL_PRI_BT709: // 1
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case AVCOL_PRI_UNSPECIFIED: // 2
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cs = weston_colorspace_lookup("BT.709");
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break;
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case AVCOL_PRI_BT2020: // 9
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cs = weston_colorspace_lookup("BT.2020");
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break;
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case AVCOL_PRI_BT470BG: // 5
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cs = weston_colorspace_lookup("BT.470 B/G"); // BT.601
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break;
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default:
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cs = weston_colorspace_lookup("BT.709");
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break;
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}
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if (md) { // we got Metadata
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if (md->has_primaries) {
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Debug(3,"Mastering Display Metadata,\n has_primaries:%d has_luminance:%d \n"
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"r(%5.4f,%5.4f) g(%5.4f,%5.4f) b(%5.4f %5.4f) wp(%5.4f, %5.4f) \n"
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"min_luminance=%f, max_luminance=%f\n",
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md->has_primaries, md->has_luminance,
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av_q2d(md->display_primaries[0][0]),
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av_q2d(md->display_primaries[0][1]),
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av_q2d(md->display_primaries[1][0]),
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av_q2d(md->display_primaries[1][1]),
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av_q2d(md->display_primaries[2][0]),
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av_q2d(md->display_primaries[2][1]),
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av_q2d(md->white_point[0]), av_q2d(md->white_point[1]),
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av_q2d(md->min_luminance), av_q2d(md->max_luminance));
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cs = &hdr10;
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cs->r.f[0] = (float)md->display_primaries[0][0].num / (float)md->display_primaries[0][0].den;
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cs->r.f[1] = (float)md->display_primaries[0][1].num / (float)md->display_primaries[0][1].den;
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cs->g.f[0] = (float)md->display_primaries[1][0].num / (float)md->display_primaries[1][0].den;
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cs->g.f[1] = (float)md->display_primaries[1][1].num / (float)md->display_primaries[1][1].den;
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cs->b.f[0] = (float)md->display_primaries[2][0].num / (float)md->display_primaries[2][0].den;
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cs->b.f[1] = (float)md->display_primaries[2][1].num / (float)md->display_primaries[2][1].den;
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cs->whitepoint.f[0] = (float)md->white_point[0].num / (float)md->white_point[0].den;
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cs->whitepoint.f[1] = (float)md->white_point[1].num / (float)md->white_point[1].den;
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}
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if (md->has_luminance) {
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max_lum = av_q2d(md->max_luminance);
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min_lum = av_q2d(md->min_luminance) * 10000 ;
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printf("max_lum %d min_lum %d\n",max_lum,min_lum);
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}
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}
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if (ld) {
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Debug(3,"Has MaxCLL %d MaxFALL %d\n",ld->MaxCLL,ld->MaxFALL);
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MaxCLL = ld->MaxCLL;
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MaxFALL = ld->MaxFALL;
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}
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data.metadata_type = 7; // ????????????????????????
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weston_hdr_metadata(&data.hdmi_metadata_type1,
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encode_xyy(cs->r.f[0]),
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encode_xyy(cs->r.f[1]),
|
|
encode_xyy(cs->g.f[0]),
|
|
encode_xyy(cs->g.f[1]),
|
|
encode_xyy(cs->b.f[0]),
|
|
encode_xyy(cs->b.f[1]),
|
|
encode_xyy(cs->whitepoint.f[0]),
|
|
encode_xyy(cs->whitepoint.f[1]),
|
|
max_lum, // max_display_mastering_luminance
|
|
min_lum, // min_display_mastering_luminance
|
|
MaxCLL, // Maximum Content Light Level (MaxCLL)
|
|
MaxFALL, // Maximum Frame-Average Light Level (MaxFALL)
|
|
eotf);
|
|
|
|
|
|
|
|
ret = drmModeCreatePropertyBlob(render->fd_drm, &data, sizeof(data), &blob_id);
|
|
if (ret) {
|
|
printf("DRM: HDR metadata: failed blob create \n");
|
|
return;
|
|
}
|
|
|
|
ret = drmModeConnectorSetProperty(render->fd_drm, render->connector_id,
|
|
render->hdr_metadata, blob_id);
|
|
if (ret) {
|
|
printf("DRM: HDR metadata: failed property set %d\n",ret);
|
|
|
|
if (blob_id)
|
|
drmModeDestroyPropertyBlob(render->fd_drm, blob_id);
|
|
return;
|
|
}
|
|
m_need_modeset = 1;
|
|
|
|
printf("DRM: HDR metadata: prop set\n");
|
|
|
|
}
|
|
|