diff --git a/gopro_8:7/compute_gopro_8:7.py b/gopro_8:7/compute_gopro_8:7.py
index 141ae18..16f11c2 100644
--- a/gopro_8:7/compute_gopro_8:7.py
+++ b/gopro_8:7/compute_gopro_8:7.py
@@ -2,6 +2,7 @@
 # Computes fisheye removal parameters for GoPro 11+, 8:7 ratio, without hypersmooth,
 # keeping the vertical FOV and widening the frame to preserve the diagonal FOV
 
+# https://www.bobatkins.com/photography/technical/field_of_view.html
 # https://community.gopro.com/s/article/HERO11-Black-Mini-Digital-Lenses-FOV-Information?language=fr
 
 import math
@@ -29,6 +30,7 @@ def width_rounded_8(height):
     width = int(round(height * output_ratio))
     return ((width + 4) // 8) * 8
 
-print("HD             = %i x  720" % width_rounded_8(720))
+print("QHD            = %i x 540" % width_rounded_8(540))
+print("HD             = %i x 720" % width_rounded_8(720))
 print("Full HD        = %i x 1080" % width_rounded_8(1080))
 print("4K             = %i x 2160" % width_rounded_8(2160))
diff --git a/gopro_8:7/preset_gopro_8:7_1080.py b/gopro_8:7/preset_gopro_8:7_1080.py
deleted file mode 100644
index 35b090e..0000000
--- a/gopro_8:7/preset_gopro_8:7_1080.py
+++ /dev/null
@@ -1,18 +0,0 @@
-#PY  <- Needed to identify #
-
-# Custom preset for GoPro, 8:7 ratio, without hypersmooth, output widened scaled to Full HD (1080p)
-
-adm = Avidemux()
-adm.videoCodec("x264", "useAdvancedConfiguration=False", "general.params=CBR=16384", "general.threads=0", "general.preset=slow", "general.tuning=film", "general.profile=high", "general.fast_decode=False", "general.zero_latency=False"
-, "general.fast_first_pass=True", "general.blueray_compatibility=False", "general.fake_interlaced=False", "level=-1", "vui.sar_height=1", "vui.sar_width=1", "vui.overscan=0", "vui.vidformat=5", "vui.fullrange=False"
-, "vui.colorprim=2", "vui.transfer=2", "vui.colmatrix=2", "vui.chroma_loc=0", "MaxRefFrames=3", "MinIdr=25", "MaxIdr=250", "i_scenecut_threshold=40", "intra_refresh=False", "MaxBFrame=3", "i_bframe_adaptive=1"
-, "i_bframe_bias=0", "i_bframe_pyramid=2", "b_deblocking_filter=True", "i_deblocking_filter_alphac0=0", "i_deblocking_filter_beta=0", "cabac=True", "interlaced=False", "constrained_intra=False", "tff=True"
-, "fake_interlaced=False", "analyze.b_8x8=True", "analyze.b_i4x4=True", "analyze.b_i8x8=True", "analyze.b_p8x8=True", "analyze.b_p16x16=False", "analyze.b_b16x16=False", "analyze.weighted_pred=2", "analyze.weighted_bipred=True"
-, "analyze.direct_mv_pred=1", "analyze.chroma_offset=0", "analyze.me_method=1", "analyze.me_range=16", "analyze.mv_range=-1", "analyze.mv_range_thread=-1", "analyze.subpel_refine=7", "analyze.chroma_me=True"
-, "analyze.mixed_references=True", "analyze.trellis=1", "analyze.psy_rd=1.000000", "analyze.psy_trellis=0.000000", "analyze.fast_pskip=True", "analyze.dct_decimate=True", "analyze.noise_reduction=0", "analyze.psy=True"
-, "analyze.intra_luma=11", "analyze.inter_luma=21", "ratecontrol.rc_method=0", "ratecontrol.qp_constant=0", "ratecontrol.qp_min=10", "ratecontrol.qp_max=51", "ratecontrol.qp_step=4", "ratecontrol.bitrate=0"
-, "ratecontrol.rate_tolerance=1.000000", "ratecontrol.vbv_max_bitrate=0", "ratecontrol.vbv_buffer_size=0", "ratecontrol.vbv_buffer_init=1", "ratecontrol.ip_factor=1.400000", "ratecontrol.pb_factor=1.300000"
-, "ratecontrol.aq_mode=1", "ratecontrol.aq_strength=1.000000", "ratecontrol.mb_tree=True", "ratecontrol.lookahead=40")
-adm.addVideoFilter("shaderLoader", "shaderFile=/opt/rk/avidemux/unfish_gopro_8:7.glsl")
-adm.addVideoFilter("swscale", "width=1656", "height=1080", "algo=1", "sourceAR=0", "targetAR=0", "lockAR=False", "roundup=2")
-adm.setContainer("MP4", "muxerType=0", "optimize=1", "forceAspectRatio=False", "aspectRatio=1", "displayWidth=1280", "rotation=0", "clockfreq=0")
diff --git a/gopro_8:7/preset_gopro_8:7_4K_2160p.py b/gopro_8:7/preset_gopro_8:7_4K_2160p.py
new file mode 100644
index 0000000..1491f81
--- /dev/null
+++ b/gopro_8:7/preset_gopro_8:7_4K_2160p.py
@@ -0,0 +1,109 @@
+#PY  <- Needed to identify #
+# RozK
+# Custom preset for GoPro, 8:7 ratio, without hypersmooth, output widened scaled to 4K (2160p)
+
+adm = Avidemux()
+adm.videoCodec(
+    "x264",
+    "useAdvancedConfiguration=False",
+    "general.params=CBR=32768",
+    "general.threads=0",
+    "general.preset=slow",
+    "general.tuning=film",
+    "general.profile=high",
+    "general.fast_decode=False",
+    "general.zero_latency=False",
+    "general.fast_first_pass=True",
+    "general.blueray_compatibility=False",
+    "general.fake_interlaced=False",
+    "level=-1",
+    "vui.sar_height=1",
+    "vui.sar_width=1",
+    "vui.overscan=0",
+    "vui.vidformat=5",
+    "vui.fullrange=False",
+    "vui.colorprim=2",
+    "vui.transfer=2",
+    "vui.colmatrix=2",
+    "vui.chroma_loc=0",
+    "MaxRefFrames=3",
+    "MinIdr=25",
+    "MaxIdr=250",
+    "i_scenecut_threshold=40",
+    "intra_refresh=False",
+    "MaxBFrame=3",
+    "i_bframe_adaptive=1",
+    "i_bframe_bias=0",
+    "i_bframe_pyramid=2",
+    "b_deblocking_filter=True",
+    "i_deblocking_filter_alphac0=0",
+    "i_deblocking_filter_beta=0",
+    "cabac=True",
+    "interlaced=False",
+    "constrained_intra=False",
+    "tff=True",
+    "fake_interlaced=False",
+    "analyze.b_8x8=True",
+    "analyze.b_i4x4=True",
+    "analyze.b_i8x8=True",
+    "analyze.b_p8x8=True",
+    "analyze.b_p16x16=False",
+    "analyze.b_b16x16=False",
+    "analyze.weighted_pred=2",
+    "analyze.weighted_bipred=True",
+    "analyze.direct_mv_pred=1",
+    "analyze.chroma_offset=0",
+    "analyze.me_method=1",
+    "analyze.me_range=16",
+    "analyze.mv_range=-1",
+    "analyze.mv_range_thread=-1",
+    "analyze.subpel_refine=7",
+    "analyze.chroma_me=True",
+    "analyze.mixed_references=True",
+    "analyze.trellis=1",
+    "analyze.psy_rd=1.000000",
+    "analyze.psy_trellis=0.000000",
+    "analyze.fast_pskip=True",
+    "analyze.dct_decimate=True",
+    "analyze.noise_reduction=0",
+    "analyze.psy=True",
+    "analyze.intra_luma=11",
+    "analyze.inter_luma=21",
+    "ratecontrol.rc_method=0",
+    "ratecontrol.qp_constant=0",
+    "ratecontrol.qp_min=10",
+    "ratecontrol.qp_max=51",
+    "ratecontrol.qp_step=4",
+    "ratecontrol.bitrate=0",
+    "ratecontrol.rate_tolerance=1.000000",
+    "ratecontrol.vbv_max_bitrate=0",
+    "ratecontrol.vbv_buffer_size=0",
+    "ratecontrol.vbv_buffer_init=1",
+    "ratecontrol.ip_factor=1.400000",
+    "ratecontrol.pb_factor=1.300000",
+    "ratecontrol.aq_mode=1",
+    "ratecontrol.aq_strength=1.000000",
+    "ratecontrol.mb_tree=True",
+    "ratecontrol.lookahead=40")
+adm.clearVideoFilters()
+adm.addVideoFilter(
+    "shaderLoader",
+    "shaderFile=/opt/rk/avidemux/unfish_gopro_8:7.glsl")
+adm.addVideoFilter(
+    "swscale",
+    "width=3312",
+    "height=2160",
+    "algo=1",
+    "sourceAR=0",
+    "targetAR=0",
+    "lockAR=False",
+    "roundup=2")
+adm.setContainer(
+    "MP4",
+    "muxerType=0",
+    "optimize=1",
+    "forceAspectRatio=False",
+    "aspectRatio=1",
+    "displayWidth=1280",
+    "rotation=0",
+    "clockfreq=0")
diff --git a/gopro_8:7/preset_gopro_8:7_FullHD_1080p.py b/gopro_8:7/preset_gopro_8:7_FullHD_1080p.py
new file mode 100644
index 0000000..f3c7829
--- /dev/null
+++ b/gopro_8:7/preset_gopro_8:7_FullHD_1080p.py
@@ -0,0 +1,109 @@
+#PY  <- Needed to identify #
+# RozK
+# Custom preset for GoPro, 8:7 ratio, without hypersmooth, output widened scaled to Full HD (1080p)
+
+adm = Avidemux()
+adm.videoCodec(
+    "x264",
+    "useAdvancedConfiguration=False",
+    "general.params=CBR=16384",
+    "general.threads=0",
+    "general.preset=slow",
+    "general.tuning=film",
+    "general.profile=high",
+    "general.fast_decode=False",
+    "general.zero_latency=False",
+    "general.fast_first_pass=True",
+    "general.blueray_compatibility=False",
+    "general.fake_interlaced=False",
+    "level=-1",
+    "vui.sar_height=1",
+    "vui.sar_width=1",
+    "vui.overscan=0",
+    "vui.vidformat=5",
+    "vui.fullrange=False",
+    "vui.colorprim=2",
+    "vui.transfer=2",
+    "vui.colmatrix=2",
+    "vui.chroma_loc=0",
+    "MaxRefFrames=3",
+    "MinIdr=25",
+    "MaxIdr=250",
+    "i_scenecut_threshold=40",
+    "intra_refresh=False",
+    "MaxBFrame=3",
+    "i_bframe_adaptive=1",
+    "i_bframe_bias=0",
+    "i_bframe_pyramid=2",
+    "b_deblocking_filter=True",
+    "i_deblocking_filter_alphac0=0",
+    "i_deblocking_filter_beta=0",
+    "cabac=True",
+    "interlaced=False",
+    "constrained_intra=False",
+    "tff=True",
+    "fake_interlaced=False",
+    "analyze.b_8x8=True",
+    "analyze.b_i4x4=True",
+    "analyze.b_i8x8=True",
+    "analyze.b_p8x8=True",
+    "analyze.b_p16x16=False",
+    "analyze.b_b16x16=False",
+    "analyze.weighted_pred=2",
+    "analyze.weighted_bipred=True",
+    "analyze.direct_mv_pred=1",
+    "analyze.chroma_offset=0",
+    "analyze.me_method=1",
+    "analyze.me_range=16",
+    "analyze.mv_range=-1",
+    "analyze.mv_range_thread=-1",
+    "analyze.subpel_refine=7",
+    "analyze.chroma_me=True",
+    "analyze.mixed_references=True",
+    "analyze.trellis=1",
+    "analyze.psy_rd=1.000000",
+    "analyze.psy_trellis=0.000000",
+    "analyze.fast_pskip=True",
+    "analyze.dct_decimate=True",
+    "analyze.noise_reduction=0",
+    "analyze.psy=True",
+    "analyze.intra_luma=11",
+    "analyze.inter_luma=21",
+    "ratecontrol.rc_method=0",
+    "ratecontrol.qp_constant=0",
+    "ratecontrol.qp_min=10",
+    "ratecontrol.qp_max=51",
+    "ratecontrol.qp_step=4",
+    "ratecontrol.bitrate=0",
+    "ratecontrol.rate_tolerance=1.000000",
+    "ratecontrol.vbv_max_bitrate=0",
+    "ratecontrol.vbv_buffer_size=0",
+    "ratecontrol.vbv_buffer_init=1",
+    "ratecontrol.ip_factor=1.400000",
+    "ratecontrol.pb_factor=1.300000",
+    "ratecontrol.aq_mode=1",
+    "ratecontrol.aq_strength=1.000000",
+    "ratecontrol.mb_tree=True",
+    "ratecontrol.lookahead=40")
+adm.clearVideoFilters()
+adm.addVideoFilter(
+    "shaderLoader",
+    "shaderFile=/opt/rk/avidemux/unfish_gopro_8:7.glsl")
+adm.addVideoFilter(
+    "swscale",
+    "width=1656",
+    "height=1080",
+    "algo=1",
+    "sourceAR=0",
+    "targetAR=0",
+    "lockAR=False",
+    "roundup=2")
+adm.setContainer(
+    "MP4",
+    "muxerType=0",
+    "optimize=1",
+    "forceAspectRatio=False",
+    "aspectRatio=1",
+    "displayWidth=1280",
+    "rotation=0",
+    "clockfreq=0")
diff --git a/gopro_8:7/preset_gopro_8:7_HD_720p.py b/gopro_8:7/preset_gopro_8:7_HD_720p.py
new file mode 100644
index 0000000..d14bb98
--- /dev/null
+++ b/gopro_8:7/preset_gopro_8:7_HD_720p.py
@@ -0,0 +1,109 @@
+#PY  <- Needed to identify #
+# RozK
+# Custom preset for GoPro, 8:7 ratio, without hypersmooth, output widened scaled to HD (720p)
+
+adm = Avidemux()
+adm.videoCodec(
+    "x264",
+    "useAdvancedConfiguration=False",
+    "general.params=CBR=12288",
+    "general.threads=0",
+    "general.preset=slow",
+    "general.tuning=film",
+    "general.profile=high",
+    "general.fast_decode=False",
+    "general.zero_latency=False",
+    "general.fast_first_pass=True",
+    "general.blueray_compatibility=False",
+    "general.fake_interlaced=False",
+    "level=-1",
+    "vui.sar_height=1",
+    "vui.sar_width=1",
+    "vui.overscan=0",
+    "vui.vidformat=5",
+    "vui.fullrange=False",
+    "vui.colorprim=2",
+    "vui.transfer=2",
+    "vui.colmatrix=2",
+    "vui.chroma_loc=0",
+    "MaxRefFrames=3",
+    "MinIdr=25",
+    "MaxIdr=250",
+    "i_scenecut_threshold=40",
+    "intra_refresh=False",
+    "MaxBFrame=3",
+    "i_bframe_adaptive=1",
+    "i_bframe_bias=0",
+    "i_bframe_pyramid=2",
+    "b_deblocking_filter=True",
+    "i_deblocking_filter_alphac0=0",
+    "i_deblocking_filter_beta=0",
+    "cabac=True",
+    "interlaced=False",
+    "constrained_intra=False",
+    "tff=True",
+    "fake_interlaced=False",
+    "analyze.b_8x8=True",
+    "analyze.b_i4x4=True",
+    "analyze.b_i8x8=True",
+    "analyze.b_p8x8=True",
+    "analyze.b_p16x16=False",
+    "analyze.b_b16x16=False",
+    "analyze.weighted_pred=2",
+    "analyze.weighted_bipred=True",
+    "analyze.direct_mv_pred=1",
+    "analyze.chroma_offset=0",
+    "analyze.me_method=1",
+    "analyze.me_range=16",
+    "analyze.mv_range=-1",
+    "analyze.mv_range_thread=-1",
+    "analyze.subpel_refine=7",
+    "analyze.chroma_me=True",
+    "analyze.mixed_references=True",
+    "analyze.trellis=1",
+    "analyze.psy_rd=1.000000",
+    "analyze.psy_trellis=0.000000",
+    "analyze.fast_pskip=True",
+    "analyze.dct_decimate=True",
+    "analyze.noise_reduction=0",
+    "analyze.psy=True",
+    "analyze.intra_luma=11",
+    "analyze.inter_luma=21",
+    "ratecontrol.rc_method=0",
+    "ratecontrol.qp_constant=0",
+    "ratecontrol.qp_min=10",
+    "ratecontrol.qp_max=51",
+    "ratecontrol.qp_step=4",
+    "ratecontrol.bitrate=0",
+    "ratecontrol.rate_tolerance=1.000000",
+    "ratecontrol.vbv_max_bitrate=0",
+    "ratecontrol.vbv_buffer_size=0",
+    "ratecontrol.vbv_buffer_init=1",
+    "ratecontrol.ip_factor=1.400000",
+    "ratecontrol.pb_factor=1.300000",
+    "ratecontrol.aq_mode=1",
+    "ratecontrol.aq_strength=1.000000",
+    "ratecontrol.mb_tree=True",
+    "ratecontrol.lookahead=40")
+adm.clearVideoFilters()
+adm.addVideoFilter(
+    "shaderLoader",
+    "shaderFile=/opt/rk/avidemux/unfish_gopro_8:7.glsl")
+adm.addVideoFilter(
+    "swscale",
+    "width=1104",
+    "height=720",
+    "algo=1",
+    "sourceAR=0",
+    "targetAR=0",
+    "lockAR=False",
+    "roundup=2")
+adm.setContainer(
+    "MP4",
+    "muxerType=0",
+    "optimize=1",
+    "forceAspectRatio=False",
+    "aspectRatio=1",
+    "displayWidth=1280",
+    "rotation=0",
+    "clockfreq=0")
diff --git a/gopro_8:7/preset_gopro_8:7_QHD_540p.py b/gopro_8:7/preset_gopro_8:7_QHD_540p.py
new file mode 100644
index 0000000..4d03169
--- /dev/null
+++ b/gopro_8:7/preset_gopro_8:7_QHD_540p.py
@@ -0,0 +1,109 @@
+#PY  <- Needed to identify #
+# RozK
+# Custom preset for GoPro, 8:7 ratio, without hypersmooth, output widened scaled to QHD (540p)
+
+adm = Avidemux()
+adm.videoCodec(
+    "x264",
+    "useAdvancedConfiguration=False",
+    "general.params=CBR=8192",
+    "general.threads=0",
+    "general.preset=slow",
+    "general.tuning=film",
+    "general.profile=high",
+    "general.fast_decode=False",
+    "general.zero_latency=False",
+    "general.fast_first_pass=True",
+    "general.blueray_compatibility=False",
+    "general.fake_interlaced=False",
+    "level=-1",
+    "vui.sar_height=1",
+    "vui.sar_width=1",
+    "vui.overscan=0",
+    "vui.vidformat=5",
+    "vui.fullrange=False",
+    "vui.colorprim=2",
+    "vui.transfer=2",
+    "vui.colmatrix=2",
+    "vui.chroma_loc=0",
+    "MaxRefFrames=3",
+    "MinIdr=25",
+    "MaxIdr=250",
+    "i_scenecut_threshold=40",
+    "intra_refresh=False",
+    "MaxBFrame=3",
+    "i_bframe_adaptive=1",
+    "i_bframe_bias=0",
+    "i_bframe_pyramid=2",
+    "b_deblocking_filter=True",
+    "i_deblocking_filter_alphac0=0",
+    "i_deblocking_filter_beta=0",
+    "cabac=True",
+    "interlaced=False",
+    "constrained_intra=False",
+    "tff=True",
+    "fake_interlaced=False",
+    "analyze.b_8x8=True",
+    "analyze.b_i4x4=True",
+    "analyze.b_i8x8=True",
+    "analyze.b_p8x8=True",
+    "analyze.b_p16x16=False",
+    "analyze.b_b16x16=False",
+    "analyze.weighted_pred=2",
+    "analyze.weighted_bipred=True",
+    "analyze.direct_mv_pred=1",
+    "analyze.chroma_offset=0",
+    "analyze.me_method=1",
+    "analyze.me_range=16",
+    "analyze.mv_range=-1",
+    "analyze.mv_range_thread=-1",
+    "analyze.subpel_refine=7",
+    "analyze.chroma_me=True",
+    "analyze.mixed_references=True",
+    "analyze.trellis=1",
+    "analyze.psy_rd=1.000000",
+    "analyze.psy_trellis=0.000000",
+    "analyze.fast_pskip=True",
+    "analyze.dct_decimate=True",
+    "analyze.noise_reduction=0",
+    "analyze.psy=True",
+    "analyze.intra_luma=11",
+    "analyze.inter_luma=21",
+    "ratecontrol.rc_method=0",
+    "ratecontrol.qp_constant=0",
+    "ratecontrol.qp_min=10",
+    "ratecontrol.qp_max=51",
+    "ratecontrol.qp_step=4",
+    "ratecontrol.bitrate=0",
+    "ratecontrol.rate_tolerance=1.000000",
+    "ratecontrol.vbv_max_bitrate=0",
+    "ratecontrol.vbv_buffer_size=0",
+    "ratecontrol.vbv_buffer_init=1",
+    "ratecontrol.ip_factor=1.400000",
+    "ratecontrol.pb_factor=1.300000",
+    "ratecontrol.aq_mode=1",
+    "ratecontrol.aq_strength=1.000000",
+    "ratecontrol.mb_tree=True",
+    "ratecontrol.lookahead=40")
+adm.clearVideoFilters()
+adm.addVideoFilter(
+    "shaderLoader",
+    "shaderFile=/opt/rk/avidemux/unfish_gopro_8:7.glsl")
+adm.addVideoFilter(
+    "swscale",
+    "width=832",
+    "height=540",
+    "algo=1",
+    "sourceAR=0",
+    "targetAR=0",
+    "lockAR=False",
+    "roundup=2")
+adm.setContainer(
+    "MP4",
+    "muxerType=0",
+    "optimize=1",
+    "forceAspectRatio=False",
+    "aspectRatio=1",
+    "displayWidth=1280",
+    "rotation=0",
+    "clockfreq=0")