noun
newly shot content; original photography/filming
Refers to photographs or video footage that is newly taken specifically for a publication, DVD, or other media, as opposed to using stock or previously published material. Often used in the context of magazines, photobooks, or bonus content.
このDVDには撮り下ろしのインタビュー映像が収録されている。
This DVD includes newly shot interview footage.
雑誌のグラビアはすべて撮り下ろしだ。
All the gravure photos in the magazine are original shots.
撮影 is the general act of photographing or filming, while 撮り下ろし specifically refers to content that is newly created for a particular purpose.
書き下ろし is the written equivalent: a newly written work for a specific publication. 撮り下ろし applies the same concept to visual media.
Compound of 撮り (tori, the continuative form of 撮る 'to photograph/film') + 下ろし (oroshi, from 下ろす 'to bring down; to produce something new'). The combination conveys the idea of newly produced photographic or film content.