{"id":117990,"date":"2019-09-02T15:15:16","date_gmt":"2019-09-02T13:15:16","guid":{"rendered":"https:\/\/www.cined.com\/?p=117990"},"modified":"2019-09-02T17:33:40","modified_gmt":"2019-09-02T15:33:40","slug":"blackmagic-pocket-cinema-camera-6k-lab-test-dynamic-range-latitude-rolling-shutter-more","status":"publish","type":"post","link":"https:\/\/staging.cined.dev\/es\/blackmagic-pocket-cinema-camera-6k-lab-test-dynamic-range-latitude-rolling-shutter-more\/","title":{"rendered":"Prueba de laboratorio de la Blackmagic Pocket Cinema Camera 6K &#8211; rango din\u00e1mico, latitud, rolling shutter y m\u00e1s"},"content":{"rendered":"<p><strong>Despu\u00e9s de la <a href=\"https:\/\/www.cined.com\/es\/bmpcc-6k-vs-bmpcc-4k-which-one-is-for-you\/\">parte 1<\/a> y la <a href=\"https:\/\/www.cined.com\/es\/bmpcc-6k-review-footage-five-reasons-to-like-the-pocket-6k\/\">parte 2<\/a> de nuestra cobertura de la nueva Blackmagic Pocket Cinema Camera 6K, finalmente podemos traerte los resultados del cinema5D Lab. \u00bfTe interesa ver c\u00f3mo fue? \u00bfEl laboratorio revelar\u00e1 diferencias respecto a la Pocket 4K? Bueno &#8211; empecemos&#8230;<br \/>\n<\/strong><\/p>\n<p><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-117979\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1-640x360.jpg\" alt=\"\" width=\"640\" height=\"360\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1-1600x900.jpg 1600w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1.jpg 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p>Como viejo propietario y usuario de la Blackmagic Pocket Cinema Camera original desde hace ya 6 a\u00f1os, y despu\u00e9s de haber probado la BMPCC 4K en nuestro laboratorio hace un tiempo, ahora ten\u00eda mucha curiosidad por tener en mis manos la nueva BMPCC 6K.<\/p>\n<p>Las especificaciones en el sitio web de Blackmagic Design no describ\u00edan ninguna diferencia con la Pocket 4K en t\u00e9rminos de rango din\u00e1mico &#8211; ambas c\u00e1maras se describen con un rango din\u00e1mico de 13 paradas.<\/p>\n<p>As\u00ed que decidimos hacer nuestra nueva prueba de latitud adem\u00e1s del rango din\u00e1mico est\u00e1ndar y la prueba de rolling shutter con las BMPCC 6K y BMPCC 4K para ver si podemos encontrar diferencias. Y s\u00ed, como ver\u00e1n a continuaci\u00f3n, hay diferencias.<\/p>\n<p>Pero comencemos primero con las mediciones de rolling shutter.<\/p>\n<h2>Prueba de rolling shutter de la BMPCC 6K<\/h2>\n<p>Estamos utilizando un nuevo m\u00e9todo de pruebas basado en una luz estrobosc\u00f3pica basada en microcontrolador y cuarzo de alta frecuencia a 300Hz. Dado que la lectura del sensor se realiza de arriba a abajo, obtenemos una secuencia de barras blancas y negras de la luz estrobosc\u00f3pica.<\/p>\n<p>La prueba de luz estrobosc\u00f3pica revela un rolling shutter de <strong>19.8<\/strong> [ms] &#8211; ahora sabemos por qu\u00e9 no puede realizar una lectura completa del sensor en 6K m\u00e1s r\u00e1pida que 50 fotogramas por segundo (60 fps con una relaci\u00f3n de aspecto de 1:2.4). Simplemente no hay tiempo suficiente para una mayor velocidad de fotogramas en modo de sensor completo.<\/p>\n<p>Este valor de rolling shutter es significativamente mayor que el de la BMPCC 4K, que tiene un rolling shutter de 16 [ms].<\/p>\n<div id=\"attachment_117894\" style=\"width: 1930px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117894\" class=\"wp-image-117894 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/BMPCC6K-6K-25-and-50p-RS-19_8ms.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-6K-25-and-50p-RS-19_8ms.jpg 1920w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-6K-25-and-50p-RS-19_8ms-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-6K-25-and-50p-RS-19_8ms-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-6K-25-and-50p-RS-19_8ms-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-6K-25-and-50p-RS-19_8ms-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-6K-25-and-50p-RS-19_8ms-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-6K-25-and-50p-RS-19_8ms-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-6K-25-and-50p-RS-19_8ms-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><p id=\"caption-attachment-117894\" class=\"wp-caption-text\">Resultado de rolling shutter de la BMPCC6K: 19.8 [ms]<\/p><\/div>\n<h2>Rango din\u00e1mico de la BMPCC6K<\/h2>\n<p>Como siempre, utilizamos nuestro DSC Labs Xyla 21 Stepchart junto con el software IMATEST para obtener nuestros resultados (mira c\u00f3mo lo probamos <a href=\"https:\/\/www.cined.com\/es\/the-cinema5d-camera-lab-is-back-dynamic-range-tests\/\">aqu\u00ed<\/a>).<\/p>\n<p>La BMPCC 6K usa un sensor ISO dual con valores de base de 400 y 3200, por lo tanto, ambos se mostrar\u00e1n a continuaci\u00f3n.<\/p>\n<p><strong>Rango din\u00e1mico con lectura completa del sensor, ISO400, 6K BRAW 25p<\/strong><\/p>\n<p>Utilizando la lectura completa del sensor a la resoluci\u00f3n m\u00e1xima de 6K (6144 \u00d7 3456) con ajustes de tasa de bits constante BRAW 3:1, el gr\u00e1fico de forma de onda del diagrama de pasos revela visualmente aproximadamente 12 paradas de rango din\u00e1mico.<\/p>\n<div id=\"attachment_117903\" style=\"width: 1401px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/Waveform-BMPCC6K-6K-25p-ISO400.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117903\" class=\"wp-image-117903 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/Waveform-BMPCC6K-6K-25p-ISO400.jpg\" alt=\"\" width=\"1391\" height=\"668\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/Waveform-BMPCC6K-6K-25p-ISO400.jpg 1391w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/Waveform-BMPCC6K-6K-25p-ISO400-300x144.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/Waveform-BMPCC6K-6K-25p-ISO400-640x307.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/Waveform-BMPCC6K-6K-25p-ISO400-768x369.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/Waveform-BMPCC6K-6K-25p-ISO400-479x230.jpg 479w\" sizes=\"auto, (max-width: 1391px) 100vw, 1391px\" \/><\/a><p id=\"caption-attachment-117903\" class=\"wp-caption-text\">Gr\u00e1fico de forma de onda del diagrama de pasos de la BMPCC6K. Se pueden identificar alrededor de 12 paradas sobre el piso de ruido.<\/p><\/div>\n<p>Procesando los archivos RAW a trav\u00e9s de DaVinci Resolve y exportando archivos tiff de alta calidad a IMATEST, se calcula un rango din\u00e1mico de <strong>11.8 paradas<\/strong> con una relaci\u00f3n se\u00f1al\/ruido de 2 (12.9 paradas para una RSR = 1).<\/p>\n<div id=\"attachment_117897\" style=\"width: 653px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO400-1-clipped_1.18.4_Step_2.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117897\" class=\"wp-image-117897 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO400-1-clipped_1.18.4_Step_2.jpg\" alt=\"\" width=\"643\" height=\"689\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO400-1-clipped_1.18.4_Step_2.jpg 643w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO400-1-clipped_1.18.4_Step_2-300x321.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO400-1-clipped_1.18.4_Step_2-640x686.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO400-1-clipped_1.18.4_Step_2-215x230.jpg 215w\" sizes=\"auto, (max-width: 643px) 100vw, 643px\" \/><\/a><p id=\"caption-attachment-117897\" class=\"wp-caption-text\">Resultado del IMATEST en 6K BRAW ISO400 de la BMPCC6K. Se calculan 11.8 paradas para una relaci\u00f3n se\u00f1al\/ruido de 2.<\/p><\/div>\n<p>Esto es <strong>0.2 paradas mejor<\/strong> que el resultado que obtuvimos con la BMPCC4K.<\/p>\n<p><strong>Rango din\u00e1mico con lectura completa del sensor, UHD ProRes HQ ISO400<\/strong><\/p>\n<p>Curiosamente, utilizando la lectura del sensor completo ProRes HQ en Ultra HD, el rango din\u00e1mico aumenta ligeramente de 11.8 a <strong>11.9<\/strong> paradas en una relaci\u00f3n se\u00f1al\/ruido de 2 (13 paradas para una RSR = 1).<\/p>\n<p>Como mencion\u00f3 Blackmagic Design, la resoluci\u00f3n completa del sensor de 6K se escala a Ultra HD, lo que reduce el ruido y, por lo tanto, aumenta ligeramente el rango din\u00e1mico &#8211; \u00a1bastante bueno!<\/p>\n<p><strong>Rango din\u00e1mico con lectura completa del sensor, ISO3200, 6K BRAW 25p<\/strong><\/p>\n<p><span style=\"float: none;background-color: #ffffff;color: #333333;cursor: text;font-family: Georgia,'Times New Roman','Bitstream Charter',Times,serif;font-size: 16px;font-style: normal;font-variant: normal;font-weight: 400;letter-spacing: normal;text-align: left;text-decoration: none;text-indent: 0px\">En ISO3200, el rango din\u00e1mico cae significativamente a <strong>10.0 paradas<\/strong> (RSR = 2, valor medio en la tabla superior derecha a continuaci\u00f3n) de acuerdo con los c\u00e1lculos IMATEST, mira el resultado a continuaci\u00f3n. <\/span><\/p>\n<div id=\"attachment_117900\" style=\"width: 653px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO3200-1-clipped_1.6.8_Step_2.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117900\" class=\"wp-image-117900 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO3200-1-clipped_1.6.8_Step_2.jpg\" alt=\"\" width=\"643\" height=\"689\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO3200-1-clipped_1.6.8_Step_2.jpg 643w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO3200-1-clipped_1.6.8_Step_2-300x321.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO3200-1-clipped_1.6.8_Step_2-640x686.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO3200-1-clipped_1.6.8_Step_2-215x230.jpg 215w\" sizes=\"auto, (max-width: 643px) 100vw, 643px\" \/><\/a><p id=\"caption-attachment-117900\" class=\"wp-caption-text\">Resultado del IMATEST en 6K BRAW ISO3200 de la BMPCC 6K. Se calculan 10 paradas para una relaci\u00f3n se\u00f1al\/ruido de 2.<\/p><\/div>\n<p>Esto es menos que la BMPCC 4K, que muestra un valor correspondiente de 10.5 paradas en la configuraci\u00f3n ISO m\u00e1s alta del circuito de ganancia dual.<\/p>\n<p>Pero como se mencion\u00f3 muchas veces antes, mientras que las pruebas transmisivas que utilizan diagramas de pasos son las pruebas de rango din\u00e1mico m\u00e1s simples\/precisas\/comparables &#8211; de igual forma nos brindan muy poca informaci\u00f3n sobre c\u00f3mo la c\u00e1mara responde a los colores y detalles en ese rango.<\/p>\n<p>Es por eso que estamos presentando una prueba de laboratorio adicional, la prueba de latitud.<\/p>\n<h2>La prueba de latitud de cinema5D<\/h2>\n<p>Los primeros resultados de esta nueva prueba ya se han mostrado en el art\u00edculo de VLOG de la <a href=\"https:\/\/www.cined.com\/es\/panasonic-lumix-s1-v-log\/\">Panasonic S1<\/a> de mi colega Johnnie, pero perm\u00edtanme explicar brevemente de qu\u00e9 se trata.<\/p>\n<p>B\u00e1sicamente, la latitud muestra la capacidad de una c\u00e1mara para retener el color y los detalles mientras sobreexpone o subexpone la imagen y la normaliza a partir de entonces.<\/p>\n<p>En nuestra prueba de latitud, tenemos una escena est\u00e1ndar en la que Johnnie o Nino est\u00e1n sentados junto a un patr\u00f3n de color.<\/p>\n<div id=\"attachment_117866\" style=\"width: 1930px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117866\" class=\"wp-image-117866 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1.jpg 1920w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/a><p id=\"caption-attachment-117866\" class=\"wp-caption-text\">Escena de prueba de estudio est\u00e1ndar que muestra la cara de Nino al 60% del valor de luma, la hoja de papel blanco al 65% de luma.<\/p><\/div>\n<p>La cara est\u00e1 expuesta al valor m\u00e1ximo de luma de 60%, la hoja de papel blanco al 65%. A partir de ah\u00ed, en una sucesi\u00f3n de pruebas, siempre duplicamos el valor del obturador de una escena a otra, por lo tanto, subexponiendo la escena en 1 parada respecto a la anterior hasta que hayamos alcanzado 5 paradas de subexposici\u00f3n.<\/p>\n<div id=\"attachment_117911\" style=\"width: 1930px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117911\" class=\"wp-image-117911 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1.jpg 1920w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/a><p id=\"caption-attachment-117911\" class=\"wp-caption-text\">BMPCC6K 5 paradas subexpuesta<\/p><\/div>\n<p>Por lo tanto, subexponemos brutalmente la escena del estudio &#8211; y luego la normalizamos de nuevo a 0 paradas para revelar el color, los detalles y el ruido. Esta es en verdad una prueba de tortura, y las im\u00e1genes de la mayor\u00eda de las c\u00e1maras con c\u00f3decs menos sofisticados se rompen en cuanto alcanzan las 2-3 paradas subexposici\u00f3n.<\/p>\n<p>Tanto la Pocket 4K (con una resoluci\u00f3n de 3840 \u00d7 2160) como la 6K (resoluci\u00f3n de 6144 \u00d7 3456) se configuraron con BRAW 3:1 bitrate constante, ISO400 25p. Las tomas de ambas c\u00e1maras se corrigieron en DaVinci Resolve utilizando una LUT Blackmagic Film a video, y luego intent\u00e9 hacer coincidir ambas c\u00e1maras lo mejor posible con algunos peque\u00f1os ajustes.<\/p>\n<div id=\"attachment_117914\" style=\"width: 1930px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117914\" class=\"wp-image-117914 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2.jpg 1920w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/a><p id=\"caption-attachment-117914\" class=\"wp-caption-text\">BMPCC 6K 5 paradas subexpuesta &#8211; vuelta a 0 a trav\u00e9s de la pesta\u00f1a camera raw en DaVinci Resolve<\/p><\/div>\n<p>Y arriba ya puedes ver el resultado &#8211; la c\u00e1mara BMPCC 6K dio muy buenos resultados en esta prueba. Comienza a mostrar franjas horizontales (que no se pueden eliminar mediante la reducci\u00f3n de ruido como ver\u00e1s m\u00e1s abajo) y el ruido se vuelve excesivo, pero la informaci\u00f3n de color se conserva muy bien.<\/p>\n<p>Mira a continuaci\u00f3n la misma escena, filmada con la BMPCC 4K, tambi\u00e9n 5 paradas subexpuestas y devuelta a 0:<\/p>\n<div id=\"attachment_117932\" style=\"width: 1930px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117932\" class=\"wp-image-117932 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1.jpg 1920w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/a><p id=\"caption-attachment-117932\" class=\"wp-caption-text\">BMPCC4K 5 paradas subexpuesta, vuelta a 0 a trav\u00e9s de la pesta\u00f1a camera raw en DaVinci Resolve<\/p><\/div>\n<p>Claramente, la informaci\u00f3n de color se deteriora en la BMPCC 4K y la imagen se vuelve rosa. Recordemos que ambas c\u00e1maras comenzaron as\u00ed:<\/p>\n<div id=\"attachment_117887\" style=\"width: 1930px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117887\" class=\"wp-image-117887 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1.jpg 1920w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/a><p id=\"caption-attachment-117887\" class=\"wp-caption-text\">La BMPCC 4K vs la 6K en la configuraci\u00f3n de escena de estudio con subexposici\u00f3n cero.<\/p><\/div>\n<p>Aqu\u00ed est\u00e1n de nuevo las dos c\u00e1maras una al lado de la otra con 5 paradas de subexposici\u00f3n, llevadas a cero:<\/p>\n<div id=\"attachment_117860\" style=\"width: 1930px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117860\" class=\"wp-image-117860 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1.jpg 1920w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/a><p id=\"caption-attachment-117860\" class=\"wp-caption-text\">BMPCC 4K vs. BMPCC 6K con 5 paradas de subexposici\u00f3n, vueltas a 0<\/p><\/div>\n<p>Por lo tanto, en esta prueba queda claro que la BMPCC 6K retiene el color sorprendentemente bien, mientras que la imagen de la BMPCC 4K comienza a ponerse rosa ya en 3 paradas, y aparecen parches m\u00e1s grandes de ruido rosa, que son dif\u00edciles de eliminar, como ver\u00e1s abajo.<\/p>\n<p>Sin embargo, lo que encontr\u00e9 interesante, si bien las formas de onda con subexposici\u00f3n en cero lucen completamente id\u00e9nticas en ambas c\u00e1maras (despu\u00e9s de la correcci\u00f3n), cuanto m\u00e1s subexponemos y recuperamos ajustando la exposici\u00f3n (por la cantidad exacta de paradas) en la pesta\u00f1a de camera raw en Resolve, m\u00e1s brillante aparece la imagen de la BMPCC4K. La imagen de la BMPCC6K permanece igual en todo el rango de exposici\u00f3n.<\/p>\n<div id=\"attachment_117890\" style=\"width: 1930px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117890\" class=\"wp-image-117890 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1.jpg 1920w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/a><p id=\"caption-attachment-117890\" class=\"wp-caption-text\">La BMPCC4K y la BMPCC6K lado a lado con 3 paradas de subexposici\u00f3n, vueltas a 0 usando la pesta\u00f1a camera raw de DaVinci Resolve &#8211; la BMPCC4K alcanza el l\u00edmite de subexposici\u00f3n mientras que la Pocket 6K se mantiene bien<\/p><\/div>\n<p>Ahora, dado que filmamos en BRAW con ambas c\u00e1maras, la gran pregunta es si usar la reducci\u00f3n de ruido en DaVinci Resolve puede salvar algunas de las tomas subexpuestas (NR temporal: 3 cuadros, umbral: 30, umbral espacial: 10).<\/p>\n<p>S\u00ed, es posible, pero solo hasta cierto punto &#8211; tan pronto como las franjas horizontales comienzan a aparecer en la imagen, la reducci\u00f3n de ruido no puede deshacerse de ellas y descubr\u00ed que el ruido de croma rosa ya no se puede eliminar en 4 paradas de subexposici\u00f3n con la BMPCC4K.<\/p>\n<p>En la BMPCC6K, la reducci\u00f3n de ruido ayuda a obtener una imagen casi sin rayas ni ruido hasta 4 paradas por debajo &#8211; \u00a1impresionante! La resoluci\u00f3n 2 veces mayor de la BMPCC6K junto con la reducci\u00f3n de ruido ciertamente ayuda a lograr este resultado.<\/p>\n<p>Y esto nos lleva tambi\u00e9n al resultado claro y final, utilizando la reducci\u00f3n de ruido:<strong> \u00a1la BMPCC 4K est\u00e1 muy limpia hasta 3 paradas por debajo, la BMPCC 6K hasta 4 paradas por debajo!<\/strong><\/p>\n<p>(Nota: este resultado es claro durante la reproducci\u00f3n de los archivos de video \u2013 las im\u00e1genes est\u00e1ticas y escaladas en este art\u00edculo tienden a verse mucho mejor que las im\u00e1genes en movimiento).<\/p>\n<div id=\"attachment_117857\" style=\"width: 1930px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117857\" class=\"wp-image-117857 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1.jpg 1920w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/a><p id=\"caption-attachment-117857\" class=\"wp-caption-text\">La BMPCC4K vs la BMPCC6K en 4 paradas de subexposici\u00f3n, recuperadas con la pesta\u00f1a camera raw en Resolve, se aplic\u00f3 reducci\u00f3n de ruido espacial y temporal<\/p><\/div>\n<h2>Conclusi\u00f3n<\/h2>\n<p>Los resultados de laboratorio obtenidos con la nueva BMPCC 6K son, cuanto menos, impresionantes. La combinaci\u00f3n de un muy buen rango din\u00e1mico con un c\u00f3dec excelente (Blackmagic RAW) produce im\u00e1genes excelentes.<\/p>\n<p><span style=\"float: none;background-color: #ffffff;color: #333333;cursor: text;font-family: Georgia,'Times New Roman','Bitstream Charter',Times,serif;font-size: 16px;font-style: normal;font-variant: normal;font-weight: 400;letter-spacing: normal;text-align: left;text-decoration: none;text-indent: 0px\">En un tiempo en el que se lanzan nuevas c\u00e1maras de &#8220;cine&#8221; mucho m\u00e1s caras con H.265\/H.264 como las \u00fanicas opciones de c\u00f3dec, Blackmagic Design nos muestra una vez m\u00e1s todo lo que es posible a este precio. <\/span><\/p>\n<p>El \u00fanico peque\u00f1o inconveniente con la Pocket 6K que veo de las pruebas de laboratorio es el valor de rolling shutter que es un poco elevado &#8211; dada la falta de estabilizaci\u00f3n interna, las tomas en mano son una cosa arriesgada con esta c\u00e1mara.<\/p>\n<p><strong>\u00bfHas tenido tus primeras experiencias con la nueva BMPCC6K? \u00bfQu\u00e9 piensas? Cu\u00e9ntanos en los comentarios debajo.<\/strong><\/p>\n<117990-main-buylinks\/>","protected":false,"clean_render":"<p><strong>Despu\u00e9s de la <a href=\"https:\/\/www.cined.com\/es\/bmpcc-6k-vs-bmpcc-4k-which-one-is-for-you\/\">parte 1<\/a> y la <a href=\"https:\/\/www.cined.com\/es\/bmpcc-6k-review-footage-five-reasons-to-like-the-pocket-6k\/\">parte 2<\/a> de nuestra cobertura de la nueva Blackmagic Pocket Cinema Camera 6K, finalmente podemos traerte los resultados del cinema5D Lab. \u00bfTe interesa ver c\u00f3mo fue? \u00bfEl laboratorio revelar\u00e1 diferencias respecto a la Pocket 4K? Bueno &#8211; empecemos&#8230;<br \/>\n<\/strong><\/p>\n<p><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-117979\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1-640x360.jpg\" alt=\"\" width=\"640\" height=\"360\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1-1600x900.jpg 1600w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/BMPCC_6K-featured-1.jpg 1920w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p>Como viejo propietario y usuario de la Blackmagic Pocket Cinema Camera original desde hace ya 6 a\u00f1os, y despu\u00e9s de haber probado la BMPCC 4K en nuestro laboratorio hace un tiempo, ahora ten\u00eda mucha curiosidad por tener en mis manos la nueva BMPCC 6K.<\/p>\n<p>Las especificaciones en el sitio web de Blackmagic Design no describ\u00edan ninguna diferencia con la Pocket 4K en t\u00e9rminos de rango din\u00e1mico &#8211; ambas c\u00e1maras se describen con un rango din\u00e1mico de 13 paradas.<\/p>\n<p>As\u00ed que decidimos hacer nuestra nueva prueba de latitud adem\u00e1s del rango din\u00e1mico est\u00e1ndar y la prueba de rolling shutter con las BMPCC 6K y BMPCC 4K para ver si podemos encontrar diferencias. Y s\u00ed, como ver\u00e1n a continuaci\u00f3n, hay diferencias.<\/p>\n<p>Pero comencemos primero con las mediciones de rolling shutter.<\/p>\n<h2>Prueba de rolling shutter de la BMPCC 6K<\/h2>\n<p>Estamos utilizando un nuevo m\u00e9todo de pruebas basado en una luz estrobosc\u00f3pica basada en microcontrolador y cuarzo de alta frecuencia a 300Hz. Dado que la lectura del sensor se realiza de arriba a abajo, obtenemos una secuencia de barras blancas y negras de la luz estrobosc\u00f3pica.<\/p>\n<p>La prueba de luz estrobosc\u00f3pica revela un rolling shutter de <strong>19.8<\/strong> [ms] &#8211; ahora sabemos por qu\u00e9 no puede realizar una lectura completa del sensor en 6K m\u00e1s r\u00e1pida que 50 fotogramas por segundo (60 fps con una relaci\u00f3n de aspecto de 1:2.4). Simplemente no hay tiempo suficiente para una mayor velocidad de fotogramas en modo de sensor completo.<\/p>\n<p>Este valor de rolling shutter es significativamente mayor que el de la BMPCC 4K, que tiene un rolling shutter de 16 [ms].<\/p>\n<div id=\"attachment_117894\"  class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117894\" class=\"wp-image-117894 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/BMPCC6K-6K-25-and-50p-RS-19_8ms.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-6K-25-and-50p-RS-19_8ms.jpg 1920w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-6K-25-and-50p-RS-19_8ms-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-6K-25-and-50p-RS-19_8ms-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-6K-25-and-50p-RS-19_8ms-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-6K-25-and-50p-RS-19_8ms-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-6K-25-and-50p-RS-19_8ms-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-6K-25-and-50p-RS-19_8ms-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-6K-25-and-50p-RS-19_8ms-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><p id=\"caption-attachment-117894\" class=\"wp-caption-text\">Resultado de rolling shutter de la BMPCC6K: 19.8 [ms]<\/p><\/div>\n<h2>Rango din\u00e1mico de la BMPCC6K<\/h2>\n<p>Como siempre, utilizamos nuestro DSC Labs Xyla 21 Stepchart junto con el software IMATEST para obtener nuestros resultados (mira c\u00f3mo lo probamos <a href=\"https:\/\/www.cined.com\/es\/the-cinema5d-camera-lab-is-back-dynamic-range-tests\/\">aqu\u00ed<\/a>).<\/p>\n<p>La BMPCC 6K usa un sensor ISO dual con valores de base de 400 y 3200, por lo tanto, ambos se mostrar\u00e1n a continuaci\u00f3n.<\/p>\n<p><strong>Rango din\u00e1mico con lectura completa del sensor, ISO400, 6K BRAW 25p<\/strong><\/p>\n<p>Utilizando la lectura completa del sensor a la resoluci\u00f3n m\u00e1xima de 6K (6144 \u00d7 3456) con ajustes de tasa de bits constante BRAW 3:1, el gr\u00e1fico de forma de onda del diagrama de pasos revela visualmente aproximadamente 12 paradas de rango din\u00e1mico.<\/p>\n<div id=\"attachment_117903\"  class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/Waveform-BMPCC6K-6K-25p-ISO400.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117903\" class=\"wp-image-117903 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/Waveform-BMPCC6K-6K-25p-ISO400.jpg\" alt=\"\" width=\"1391\" height=\"668\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/Waveform-BMPCC6K-6K-25p-ISO400.jpg 1391w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/Waveform-BMPCC6K-6K-25p-ISO400-300x144.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/Waveform-BMPCC6K-6K-25p-ISO400-640x307.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/Waveform-BMPCC6K-6K-25p-ISO400-768x369.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/Waveform-BMPCC6K-6K-25p-ISO400-479x230.jpg 479w\" sizes=\"auto, (max-width: 1391px) 100vw, 1391px\" \/><\/a><p id=\"caption-attachment-117903\" class=\"wp-caption-text\">Gr\u00e1fico de forma de onda del diagrama de pasos de la BMPCC6K. Se pueden identificar alrededor de 12 paradas sobre el piso de ruido.<\/p><\/div>\n<p>Procesando los archivos RAW a trav\u00e9s de DaVinci Resolve y exportando archivos tiff de alta calidad a IMATEST, se calcula un rango din\u00e1mico de <strong>11.8 paradas<\/strong> con una relaci\u00f3n se\u00f1al\/ruido de 2 (12.9 paradas para una RSR = 1).<\/p>\n<div id=\"attachment_117897\"  class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO400-1-clipped_1.18.4_Step_2.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117897\" class=\"wp-image-117897 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO400-1-clipped_1.18.4_Step_2.jpg\" alt=\"\" width=\"643\" height=\"689\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO400-1-clipped_1.18.4_Step_2.jpg 643w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO400-1-clipped_1.18.4_Step_2-300x321.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO400-1-clipped_1.18.4_Step_2-640x686.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO400-1-clipped_1.18.4_Step_2-215x230.jpg 215w\" sizes=\"auto, (max-width: 643px) 100vw, 643px\" \/><\/a><p id=\"caption-attachment-117897\" class=\"wp-caption-text\">Resultado del IMATEST en 6K BRAW ISO400 de la BMPCC6K. Se calculan 11.8 paradas para una relaci\u00f3n se\u00f1al\/ruido de 2.<\/p><\/div>\n<p>Esto es <strong>0.2 paradas mejor<\/strong> que el resultado que obtuvimos con la BMPCC4K.<\/p>\n<p><strong>Rango din\u00e1mico con lectura completa del sensor, UHD ProRes HQ ISO400<\/strong><\/p>\n<p>Curiosamente, utilizando la lectura del sensor completo ProRes HQ en Ultra HD, el rango din\u00e1mico aumenta ligeramente de 11.8 a <strong>11.9<\/strong> paradas en una relaci\u00f3n se\u00f1al\/ruido de 2 (13 paradas para una RSR = 1).<\/p>\n<p>Como mencion\u00f3 Blackmagic Design, la resoluci\u00f3n completa del sensor de 6K se escala a Ultra HD, lo que reduce el ruido y, por lo tanto, aumenta ligeramente el rango din\u00e1mico &#8211; \u00a1bastante bueno!<\/p>\n<p><strong>Rango din\u00e1mico con lectura completa del sensor, ISO3200, 6K BRAW 25p<\/strong><\/p>\n<p><span Times New Roman','Bitstream Charter',Times,serif;font-size: 16px;font-style: normal;font-variant: normal;font-weight: 400;letter-spacing: normal;text-align: left;text-decoration: none;text-indent: 0px\">En ISO3200, el rango din\u00e1mico cae significativamente a <strong>10.0 paradas<\/strong> (RSR = 2, valor medio en la tabla superior derecha a continuaci\u00f3n) de acuerdo con los c\u00e1lculos IMATEST, mira el resultado a continuaci\u00f3n. <\/span><\/p>\n<div id=\"attachment_117900\"  class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO3200-1-clipped_1.6.8_Step_2.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117900\" class=\"wp-image-117900 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO3200-1-clipped_1.6.8_Step_2.jpg\" alt=\"\" width=\"643\" height=\"689\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO3200-1-clipped_1.6.8_Step_2.jpg 643w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO3200-1-clipped_1.6.8_Step_2-300x321.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO3200-1-clipped_1.6.8_Step_2-640x686.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/DR-Result-BMPCC6K-6K-BRAW-ISO3200-1-clipped_1.6.8_Step_2-215x230.jpg 215w\" sizes=\"auto, (max-width: 643px) 100vw, 643px\" \/><\/a><p id=\"caption-attachment-117900\" class=\"wp-caption-text\">Resultado del IMATEST en 6K BRAW ISO3200 de la BMPCC 6K. Se calculan 10 paradas para una relaci\u00f3n se\u00f1al\/ruido de 2.<\/p><\/div>\n<p>Esto es menos que la BMPCC 4K, que muestra un valor correspondiente de 10.5 paradas en la configuraci\u00f3n ISO m\u00e1s alta del circuito de ganancia dual.<\/p>\n<p>Pero como se mencion\u00f3 muchas veces antes, mientras que las pruebas transmisivas que utilizan diagramas de pasos son las pruebas de rango din\u00e1mico m\u00e1s simples\/precisas\/comparables &#8211; de igual forma nos brindan muy poca informaci\u00f3n sobre c\u00f3mo la c\u00e1mara responde a los colores y detalles en ese rango.<\/p>\n<p>Es por eso que estamos presentando una prueba de laboratorio adicional, la prueba de latitud.<\/p>\n<h2>La prueba de latitud de cinema5D<\/h2>\n<p>Los primeros resultados de esta nueva prueba ya se han mostrado en el art\u00edculo de VLOG de la <a href=\"https:\/\/www.cined.com\/es\/panasonic-lumix-s1-v-log\/\">Panasonic S1<\/a> de mi colega Johnnie, pero perm\u00edtanme explicar brevemente de qu\u00e9 se trata.<\/p>\n<p>B\u00e1sicamente, la latitud muestra la capacidad de una c\u00e1mara para retener el color y los detalles mientras sobreexpone o subexpone la imagen y la normaliza a partir de entonces.<\/p>\n<p>En nuestra prueba de latitud, tenemos una escena est\u00e1ndar en la que Johnnie o Nino est\u00e1n sentados junto a un patr\u00f3n de color.<\/p>\n<div id=\"attachment_117866\"  class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117866\" class=\"wp-image-117866 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1.jpg 1920w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-0-stops-under_1.7.1-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/a><p id=\"caption-attachment-117866\" class=\"wp-caption-text\">Escena de prueba de estudio est\u00e1ndar que muestra la cara de Nino al 60% del valor de luma, la hoja de papel blanco al 65% de luma.<\/p><\/div>\n<p>La cara est\u00e1 expuesta al valor m\u00e1ximo de luma de 60%, la hoja de papel blanco al 65%. A partir de ah\u00ed, en una sucesi\u00f3n de pruebas, siempre duplicamos el valor del obturador de una escena a otra, por lo tanto, subexponiendo la escena en 1 parada respecto a la anterior hasta que hayamos alcanzado 5 paradas de subexposici\u00f3n.<\/p>\n<div id=\"attachment_117911\"  class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117911\" class=\"wp-image-117911 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1.jpg 1920w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/6K-5-stops-under_1.12.1-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/a><p id=\"caption-attachment-117911\" class=\"wp-caption-text\">BMPCC6K 5 paradas subexpuesta<\/p><\/div>\n<p>Por lo tanto, subexponemos brutalmente la escena del estudio &#8211; y luego la normalizamos de nuevo a 0 paradas para revelar el color, los detalles y el ruido. Esta es en verdad una prueba de tortura, y las im\u00e1genes de la mayor\u00eda de las c\u00e1maras con c\u00f3decs menos sofisticados se rompen en cuanto alcanzan las 2-3 paradas subexposici\u00f3n.<\/p>\n<p>Tanto la Pocket 4K (con una resoluci\u00f3n de 3840 \u00d7 2160) como la 6K (resoluci\u00f3n de 6144 \u00d7 3456) se configuraron con BRAW 3:1 bitrate constante, ISO400 25p. Las tomas de ambas c\u00e1maras se corrigieron en DaVinci Resolve utilizando una LUT Blackmagic Film a video, y luego intent\u00e9 hacer coincidir ambas c\u00e1maras lo mejor posible con algunos peque\u00f1os ajustes.<\/p>\n<div id=\"attachment_117914\"  class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117914\" class=\"wp-image-117914 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2.jpg 1920w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/BMPCC6K-5-stops-under-pushed-back_1.12.2-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/a><p id=\"caption-attachment-117914\" class=\"wp-caption-text\">BMPCC 6K 5 paradas subexpuesta &#8211; vuelta a 0 a trav\u00e9s de la pesta\u00f1a camera raw en DaVinci Resolve<\/p><\/div>\n<p>Y arriba ya puedes ver el resultado &#8211; la c\u00e1mara BMPCC 6K dio muy buenos resultados en esta prueba. Comienza a mostrar franjas horizontales (que no se pueden eliminar mediante la reducci\u00f3n de ruido como ver\u00e1s m\u00e1s abajo) y el ruido se vuelve excesivo, pero la informaci\u00f3n de color se conserva muy bien.<\/p>\n<p>Mira a continuaci\u00f3n la misma escena, filmada con la BMPCC 4K, tambi\u00e9n 5 paradas subexpuestas y devuelta a 0:<\/p>\n<div id=\"attachment_117932\"  class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117932\" class=\"wp-image-117932 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1.jpg 1920w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/09\/4K-5-stops-under-pushed-back_1.6.1-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/a><p id=\"caption-attachment-117932\" class=\"wp-caption-text\">BMPCC4K 5 paradas subexpuesta, vuelta a 0 a trav\u00e9s de la pesta\u00f1a camera raw en DaVinci Resolve<\/p><\/div>\n<p>Claramente, la informaci\u00f3n de color se deteriora en la BMPCC 4K y la imagen se vuelve rosa. Recordemos que ambas c\u00e1maras comenzaron as\u00ed:<\/p>\n<div id=\"attachment_117887\"  class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117887\" class=\"wp-image-117887 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1.jpg 1920w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-0-stops-under_1.19.1-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/a><p id=\"caption-attachment-117887\" class=\"wp-caption-text\">La BMPCC 4K vs la 6K en la configuraci\u00f3n de escena de estudio con subexposici\u00f3n cero.<\/p><\/div>\n<p>Aqu\u00ed est\u00e1n de nuevo las dos c\u00e1maras una al lado de la otra con 5 paradas de subexposici\u00f3n, llevadas a cero:<\/p>\n<div id=\"attachment_117860\"  class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117860\" class=\"wp-image-117860 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1.jpg 1920w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-5-stops-under_2.6.1-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/a><p id=\"caption-attachment-117860\" class=\"wp-caption-text\">BMPCC 4K vs. BMPCC 6K con 5 paradas de subexposici\u00f3n, vueltas a 0<\/p><\/div>\n<p>Por lo tanto, en esta prueba queda claro que la BMPCC 6K retiene el color sorprendentemente bien, mientras que la imagen de la BMPCC 4K comienza a ponerse rosa ya en 3 paradas, y aparecen parches m\u00e1s grandes de ruido rosa, que son dif\u00edciles de eliminar, como ver\u00e1s abajo.<\/p>\n<p>Sin embargo, lo que encontr\u00e9 interesante, si bien las formas de onda con subexposici\u00f3n en cero lucen completamente id\u00e9nticas en ambas c\u00e1maras (despu\u00e9s de la correcci\u00f3n), cuanto m\u00e1s subexponemos y recuperamos ajustando la exposici\u00f3n (por la cantidad exacta de paradas) en la pesta\u00f1a de camera raw en Resolve, m\u00e1s brillante aparece la imagen de la BMPCC4K. La imagen de la BMPCC6K permanece igual en todo el rango de exposici\u00f3n.<\/p>\n<div id=\"attachment_117890\"  class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117890\" class=\"wp-image-117890 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1.jpg 1920w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-3-stops-under_2.4.1-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/a><p id=\"caption-attachment-117890\" class=\"wp-caption-text\">La BMPCC4K y la BMPCC6K lado a lado con 3 paradas de subexposici\u00f3n, vueltas a 0 usando la pesta\u00f1a camera raw de DaVinci Resolve &#8211; la BMPCC4K alcanza el l\u00edmite de subexposici\u00f3n mientras que la Pocket 6K se mantiene bien<\/p><\/div>\n<p>Ahora, dado que filmamos en BRAW con ambas c\u00e1maras, la gran pregunta es si usar la reducci\u00f3n de ruido en DaVinci Resolve puede salvar algunas de las tomas subexpuestas (NR temporal: 3 cuadros, umbral: 30, umbral espacial: 10).<\/p>\n<p>S\u00ed, es posible, pero solo hasta cierto punto &#8211; tan pronto como las franjas horizontales comienzan a aparecer en la imagen, la reducci\u00f3n de ruido no puede deshacerse de ellas y descubr\u00ed que el ruido de croma rosa ya no se puede eliminar en 4 paradas de subexposici\u00f3n con la BMPCC4K.<\/p>\n<p>En la BMPCC6K, la reducci\u00f3n de ruido ayuda a obtener una imagen casi sin rayas ni ruido hasta 4 paradas por debajo &#8211; \u00a1impresionante! La resoluci\u00f3n 2 veces mayor de la BMPCC6K junto con la reducci\u00f3n de ruido ciertamente ayuda a lograr este resultado.<\/p>\n<p>Y esto nos lleva tambi\u00e9n al resultado claro y final, utilizando la reducci\u00f3n de ruido:<strong> \u00a1la BMPCC 4K est\u00e1 muy limpia hasta 3 paradas por debajo, la BMPCC 6K hasta 4 paradas por debajo!<\/strong><\/p>\n<p>(Nota: este resultado es claro durante la reproducci\u00f3n de los archivos de video \u2013 las im\u00e1genes est\u00e1ticas y escaladas en este art\u00edculo tienden a verse mucho mejor que las im\u00e1genes en movimiento).<\/p>\n<div id=\"attachment_117857\"  class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-117857\" class=\"wp-image-117857 size-full\" src=\"https:\/\/www.cined.com\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1.jpg\" alt=\"\" width=\"1920\" height=\"1080\" srcset=\"https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1.jpg 1920w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1-300x169.jpg 300w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1-640x360.jpg 640w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1-768x432.jpg 768w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1-1536x864.jpg 1536w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1-340x190.jpg 340w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1-409x230.jpg 409w, https:\/\/staging.cined.dev\/content\/uploads\/2019\/08\/4K-vs-6K-4-stops-under_NR_1.25.1-1600x900.jpg 1600w\" sizes=\"auto, (max-width: 1920px) 100vw, 1920px\" \/><\/a><p id=\"caption-attachment-117857\" class=\"wp-caption-text\">La BMPCC4K vs la BMPCC6K en 4 paradas de subexposici\u00f3n, recuperadas con la pesta\u00f1a camera raw en Resolve, se aplic\u00f3 reducci\u00f3n de ruido espacial y temporal<\/p><\/div>\n<h2>Conclusi\u00f3n<\/h2>\n<p>Los resultados de laboratorio obtenidos con la nueva BMPCC 6K son, cuanto menos, impresionantes. La combinaci\u00f3n de un muy buen rango din\u00e1mico con un c\u00f3dec excelente (Blackmagic RAW) produce im\u00e1genes excelentes.<\/p>\n<p><span Times New Roman','Bitstream Charter',Times,serif;font-size: 16px;font-style: normal;font-variant: normal;font-weight: 400;letter-spacing: normal;text-align: left;text-decoration: none;text-indent: 0px\">En un tiempo en el que se lanzan nuevas c\u00e1maras de &#8220;cine&#8221; mucho m\u00e1s caras con H.265\/H.264 como las \u00fanicas opciones de c\u00f3dec, Blackmagic Design nos muestra una vez m\u00e1s todo lo que es posible a este precio. <\/span><\/p>\n<p>El \u00fanico peque\u00f1o inconveniente con la Pocket 6K que veo de las pruebas de laboratorio es el valor de rolling shutter que es un poco elevado &#8211; dada la falta de estabilizaci\u00f3n interna, las tomas en mano son una cosa arriesgada con esta c\u00e1mara.<\/p>\n<p><strong>\u00bfHas tenido tus primeras experiencias con la nueva BMPCC6K? \u00bfQu\u00e9 piensas? Cu\u00e9ntanos en los comentarios debajo.<\/strong><\/p>\n<117990-main-buylinks\/>"},"excerpt":{"rendered":"<p>Despu\u00e9s de la parte 1 y la parte 2 de nuestra cobertura de la nueva Blackmagic Pocket Cinema Camera 6K, finalmente podemos traerte los resultados del cinema5D Lab. \u00bfTe interesa ver c\u00f3mo fue? \u00bfEl laboratorio revelar\u00e1 diferencias respecto a la Pocket 4K? Bueno &#8211; empecemos&#8230; Como viejo propietario y usuario de la Blackmagic Pocket Cinema Camera original desde hace ya 6 a\u00f1os, y despu\u00e9s de haber probado la BMPCC 4K en nuestro laboratorio hace un tiempo, ahora ten\u00eda mucha curiosidad por tener en mis manos la nueva BMPCC 6K. Las especificaciones en el sitio web de Blackmagic Design no describ\u00edan ninguna diferencia con la Pocket 4K en t\u00e9rminos de rango [&hellip;]<\/p>\n","protected":false},"author":8845,"featured_media":152567,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[{"id":42287,"name":"Pruebas de Laboratorio","link":"https:\/\/staging.cined.dev\/es\/pruebas-de-laboratorio\/","slug":"pruebas-de-laboratorio"}],"tags":[24593,34227,26117,34228,26139,34229,34230,27551,27552,27558,33638,33828,33851,24513,33852],"tag_label":[53001],"brand":[51539],"class_list":["post-117990","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pruebas-de-laboratorio","tag-test-es","tag-bmpcc6k-es","tag-bmpcc-4k-es","tag-lab-es","tag-blackmagic-pocket-cinema-4k-es","tag-prueba-de-laboratorio","tag-laboratorio","tag-dynamic-range-es","tag-lab-test-es","tag-rango-dinamico","tag-rolling-shutter-es","tag-prueba","tag-blackmagic-pocket-cinema-camera-6k-es","tag-blackmagic-es","tag-bmpcc-6k-es","tag_label-lab-test-es","brand-blackmagic-design-es"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v20.10 (Yoast SEO v25.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Prueba de laboratorio de la Blackmagic Pocket Cinema Camera 6K - rango din\u00e1mico, latitud, rolling shutter y m\u00e1s | CineD<\/title>\n<meta name=\"description\" content=\"Dynamic range, latitude and rolling shutter test of the new Blackmagic Pocket Cinema Camera 6K (BMPCC6K) including comparison with the BMPCC4K\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/staging.cined.dev\/es\/blackmagic-pocket-cinema-camera-6k-lab-test-dynamic-range-latitude-rolling-shutter-more\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Prueba de laboratorio de la Blackmagic Pocket Cinema Camera 6K - rango din\u00e1mico, latitud, rolling shutter y m\u00e1s | CineD\" \/>\n<meta property=\"og:description\" content=\"Dynamic range, latitude and rolling shutter test of the new Blackmagic Pocket Cinema Camera 6K (BMPCC6K) including comparison with the BMPCC4K\" \/>\n<meta property=\"og:url\" content=\"https:\/\/staging.cined.dev\/es\/blackmagic-pocket-cinema-camera-6k-lab-test-dynamic-range-latitude-rolling-shutter-more\/\" \/>\n<meta property=\"og:site_name\" content=\"CineD\" \/>\n<meta property=\"article:publisher\" content=\"http:\/\/www.facebook.com\/C5Dnews\" \/>\n<meta property=\"article:published_time\" content=\"2019-09-02T13:15:16+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2019-09-02T15:33:40+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.cined.com\/content\/uploads\/2020\/08\/Cover-BMPCC6k-clean.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1080\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Gunther Machu\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@GunMac\" \/>\n<meta name=\"twitter:site\" content=\"@c5dnews\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Gunther Machu\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"10 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/staging.cined.dev\/es\/blackmagic-pocket-cinema-camera-6k-lab-test-dynamic-range-latitude-rolling-shutter-more\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/staging.cined.dev\/es\/blackmagic-pocket-cinema-camera-6k-lab-test-dynamic-range-latitude-rolling-shutter-more\/\"},\"author\":{\"name\":\"Gunther Machu\",\"@id\":\"https:\/\/www.cined.com\/#\/schema\/person\/6b456bcc9e28f338bf91c8ce3ee8406b\"},\"headline\":\"Prueba de laboratorio de la Blackmagic Pocket Cinema Camera 6K &#8211; 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Compra con nuestros socios.<\/h4>\n\t\t\t\t<h2>Apoya a CineD. 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