diff --git a/libavutil/pixdesc.c b/libavutil/pixdesc.c
index e73600f208..7b63d1d7b0 100644
--- a/libavutil/pixdesc.c
+++ b/libavutil/pixdesc.c
@@ -2828,6 +2828,33 @@ static const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
         .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_FLOAT |
                  AV_PIX_FMT_FLAG_ALPHA,
     },
+    [AV_PIX_FMT_RGBA128BE] = {
+        .name = "rgba128be",
+        .nb_components = 4,
+        .log2_chroma_w = 0,
+        .log2_chroma_h = 0,
+        .comp = {
+            { 0, 16,  0, 0, 32 },      /* R */
+            { 0, 16,  4, 0, 32 },      /* G */
+            { 0, 16,  8, 0, 32 },      /* B */
+            { 0, 16, 12, 0, 32 },      /* A */
+        },
+        .flags = AV_PIX_FMT_FLAG_BE | AV_PIX_FMT_FLAG_RGB |
+                 AV_PIX_FMT_FLAG_ALPHA,
+    },
+    [AV_PIX_FMT_RGBA128LE] = {
+        .name = "rgba128le",
+        .nb_components = 4,
+        .log2_chroma_w = 0,
+        .log2_chroma_h = 0,
+        .comp = {
+            { 0, 16,  0, 0, 32 },      /* R */
+            { 0, 16,  4, 0, 32 },      /* G */
+            { 0, 16,  8, 0, 32 },      /* B */
+            { 0, 16, 12, 0, 32 },      /* A */
+        },
+        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_ALPHA,
+    },
     [AV_PIX_FMT_P212BE] = {
         .name = "p212be",
         .nb_components = 3,
diff --git a/libavutil/pixfmt.h b/libavutil/pixfmt.h
index 21564b97ff..901afbaed3 100644
--- a/libavutil/pixfmt.h
+++ b/libavutil/pixfmt.h
@@ -451,6 +451,9 @@ enum AVPixelFormat {
     AV_PIX_FMT_RGBF16BE,    ///< IEEE-754 half precision packed RGB 16:16:16, 48bpp, RGBRGB..., big-endian
     AV_PIX_FMT_RGBF16LE,    ///< IEEE-754 half precision packed RGB 16:16:16, 48bpp, RGBRGB..., little-endian
 
+    AV_PIX_FMT_RGBA128BE,   ///< packed RGBA 32:32:32:32, 128bpp, RGBARGBA..., big-endian
+    AV_PIX_FMT_RGBA128LE,   ///< packed RGBA 32:32:32:32, 128bpp, RGBARGBA..., little-endian
+
     AV_PIX_FMT_NB         ///< number of pixel formats, DO NOT USE THIS if you want to link with shared libav* because the number of formats might differ between versions
 };
 
@@ -562,6 +565,8 @@ enum AVPixelFormat {
 #define AV_PIX_FMT_RGBF32     AV_PIX_FMT_NE(RGBF32BE, RGBF32LE)
 #define AV_PIX_FMT_RGBAF32    AV_PIX_FMT_NE(RGBAF32BE, RGBAF32LE)
 
+#define AV_PIX_FMT_RGBA128    AV_PIX_FMT_NE(RGBA128BE, RGBA128LE)
+
 /**
   * Chromaticity coordinates of the source primaries.
   * These values match the ones defined by ISO/IEC 23091-2_2019 subclause 8.1 and ITU-T H.273.
diff --git a/tests/ref/fate/imgutils b/tests/ref/fate/imgutils
index 4c91358f5a..248704beb7 100644
--- a/tests/ref/fate/imgutils
+++ b/tests/ref/fate/imgutils
@@ -276,6 +276,8 @@ v30xbe          planes: 1, linesizes: 256   0   0   0, plane_sizes: 12288     0
 v30xle          planes: 1, linesizes: 256   0   0   0, plane_sizes: 12288     0     0     0, plane_offsets:     0     0     0, total_size: 12288
 rgbf16be        planes: 1, linesizes: 384   0   0   0, plane_sizes: 18432     0     0     0, plane_offsets:     0     0     0, total_size: 18432
 rgbf16le        planes: 1, linesizes: 384   0   0   0, plane_sizes: 18432     0     0     0, plane_offsets:     0     0     0, total_size: 18432
+rgba128be       planes: 1, linesizes: 1024   0   0   0, plane_sizes: 49152     0     0     0, plane_offsets:     0     0     0, total_size: 49152
+rgba128le       planes: 1, linesizes: 1024   0   0   0, plane_sizes: 49152     0     0     0, plane_offsets:     0     0     0, total_size: 49152
 
 image_fill_black tests
 yuv420p         total_size:   4608,  black_unknown_crc: 0xd00f6cc6,  black_tv_crc: 0xd00f6cc6,  black_pc_crc: 0x234969af
@@ -499,3 +501,5 @@ v30xbe          total_size:  12288,  black_unknown_crc: 0x7108457c,  black_tv_cr
 v30xle          total_size:  12288,  black_unknown_crc: 0xf5b3c795,  black_tv_crc: 0xf5b3c795,  black_pc_crc: 0x0b56173c
 rgbf16be        total_size:  18432,  black_unknown_crc: 0x00000000,  black_tv_crc: 0x00000000,  black_pc_crc: 0x00000000
 rgbf16le        total_size:  18432,  black_unknown_crc: 0x00000000,  black_tv_crc: 0x00000000,  black_pc_crc: 0x00000000
+rgba128be       total_size:  49152,  black_unknown_crc: 0x59ef499b,  black_tv_crc: 0x59ef499b,  black_pc_crc: 0x59ef499b
+rgba128le       total_size:  49152,  black_unknown_crc: 0x59ef499b,  black_tv_crc: 0x59ef499b,  black_pc_crc: 0x59ef499b
diff --git a/tests/ref/fate/sws-pixdesc-query b/tests/ref/fate/sws-pixdesc-query
index ae206ce905..83bf3d31a1 100644
--- a/tests/ref/fate/sws-pixdesc-query
+++ b/tests/ref/fate/sws-pixdesc-query
@@ -180,6 +180,7 @@ isBE:
   rgb48be
   rgb555be
   rgb565be
+  rgba128be
   rgba64be
   rgbaf16be
   rgbaf32be
@@ -541,6 +542,8 @@ isRGB:
   rgb565be
   rgb565le
   rgb8
+  rgba128be
+  rgba128le
   rgba64be
   rgba64le
   rgbaf16be
@@ -701,6 +704,8 @@ AnyRGB:
   rgb565be
   rgb565le
   rgb8
+  rgba128be
+  rgba128le
   rgba64be
   rgba64le
   rgbaf16be
@@ -738,6 +743,8 @@ ALPHA:
   pal8
   rgb32
   rgb32_1
+  rgba128be
+  rgba128le
   rgba64be
   rgba64le
   rgbaf16be
@@ -828,6 +835,8 @@ Packed:
   rgb565be
   rgb565le
   rgb8
+  rgba128be
+  rgba128le
   rgba64be
   rgba64le
   rgbaf16be
@@ -1034,6 +1043,8 @@ PackedRGB:
   rgb565be
   rgb565le
   rgb8
+  rgba128be
+  rgba128le
   rgba64be
   rgba64le
   rgbaf16be