LibJPEG
int_downsample()
is only used within LibJPEG.
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STM32 Libraries and Samples
LibJPEG
int_downsample()
int_downsample() function
Syntax
from
jcsample.c:149
METHODDEF
(
void
)
int_downsample
(
j_compress_ptr
cinfo
,
jpeg_component_info
*
compptr
,
JSAMPARRAY
input_data
,
JSAMPARRAY
output_data
)
;
Arguments
cinfo
compptr
input_data
output_data
References
Location
Referrer
Text
jcsample.c:150
int_downsample
(
j_compress_ptr
cinfo
,
jpeg_component_info
*
compptr
,
jcsample.c:534
jinit_downsampler()
downsample
->
methods
[
ci
]
=
int_downsample
;
Call Tree
Functions called by
int_downsample()
int_downsample()
expand_right_edge()
all items filtered out
Data read by
int_downsample()
Data written by
int_downsample()
jpeg_component_info::width_in_blocks
jpeg_component_info::DCT_h_scaled_size
jpeg_component_info::component_index
jpeg_compress_struct::max_v_samp_factor
jpeg_compress_struct::downsample
jpeg_compress_struct::image_width
my_downsampler::h_expand
my_downsampler::v_expand
int_downsample()::cinfo
int_downsample()::compptr
int_downsample()::input_data
int_downsample()::output_data
int_downsample()::downsample
int_downsample()::inrow
int_downsample()::outrow
int_downsample()::h_expand
int_downsample()::v_expand
int_downsample()::numpix
int_downsample()::numpix2
int_downsample()::h
int_downsample()::v
int_downsample()::outcol
int_downsample()::outcol_h
int_downsample()::output_cols
int_downsample()::inptr
int_downsample()::outptr
int_downsample()::outvalue
all items filtered out
int_downsample()
jinit_downsampler()
int_downsample()::inrow
int_downsample()::outrow
int_downsample()::h_expand
int_downsample()::v_expand
int_downsample()::numpix
int_downsample()::numpix2
int_downsample()::h
int_downsample()::v
int_downsample()::outcol
int_downsample()::outcol_h
int_downsample()::inptr
int_downsample()::outptr
int_downsample()::outvalue
all items filtered out
Type of
int_downsample()
int_downsample()
INT32
JDIMENSION
JSAMPROW
my_downsample_ptr
all items filtered out