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Linshizhi
ffmpeg.wasm-core
Commits
5dd8c08f
Commit
5dd8c08f
authored
Feb 07, 2014
by
Diego Biurrun
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mpeg: Change ff_convert_matrix() to take an MpegEncContext parameter
This will come in handy during dsputil splitting.
parent
e63b818d
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3 changed files
with
8 additions
and
7 deletions
+8
-7
dnxhdenc.c
libavcodec/dnxhdenc.c
+2
-2
mpegvideo.h
libavcodec/mpegvideo.h
+1
-1
mpegvideo_enc.c
libavcodec/mpegvideo_enc.c
+5
-4
No files found.
libavcodec/dnxhdenc.c
View file @
5dd8c08f
...
...
@@ -203,14 +203,14 @@ static av_cold int dnxhd_init_qmat(DNXHDEncContext *ctx, int lbias, int cbias)
int
j
=
ctx
->
m
.
dsp
.
idct_permutation
[
ff_zigzag_direct
[
i
]];
weight_matrix
[
j
]
=
ctx
->
cid_table
->
luma_weight
[
i
];
}
ff_convert_matrix
(
&
ctx
->
m
.
dsp
,
ctx
->
qmatrix_l
,
ctx
->
qmatrix_l16
,
ff_convert_matrix
(
&
ctx
->
m
,
ctx
->
qmatrix_l
,
ctx
->
qmatrix_l16
,
weight_matrix
,
ctx
->
m
.
intra_quant_bias
,
1
,
ctx
->
m
.
avctx
->
qmax
,
1
);
for
(
i
=
1
;
i
<
64
;
i
++
)
{
int
j
=
ctx
->
m
.
dsp
.
idct_permutation
[
ff_zigzag_direct
[
i
]];
weight_matrix
[
j
]
=
ctx
->
cid_table
->
chroma_weight
[
i
];
}
ff_convert_matrix
(
&
ctx
->
m
.
dsp
,
ctx
->
qmatrix_c
,
ctx
->
qmatrix_c16
,
ff_convert_matrix
(
&
ctx
->
m
,
ctx
->
qmatrix_c
,
ctx
->
qmatrix_c16
,
weight_matrix
,
ctx
->
m
.
intra_quant_bias
,
1
,
ctx
->
m
.
avctx
->
qmax
,
1
);
...
...
libavcodec/mpegvideo.h
View file @
5dd8c08f
...
...
@@ -726,7 +726,7 @@ int ff_mpeg_update_thread_context(AVCodecContext *dst, const AVCodecContext *src
void
ff_set_qscale
(
MpegEncContext
*
s
,
int
qscale
);
int
ff_dct_common_init
(
MpegEncContext
*
s
);
void
ff_convert_matrix
(
DSPContext
*
dsp
,
int
(
*
qmat
)[
64
],
uint16_t
(
*
qmat16
)[
2
][
64
],
void
ff_convert_matrix
(
MpegEncContext
*
s
,
int
(
*
qmat
)[
64
],
uint16_t
(
*
qmat16
)[
2
][
64
],
const
uint16_t
*
quant_matrix
,
int
bias
,
int
qmin
,
int
qmax
,
int
intra
);
int
ff_dct_quantize_c
(
MpegEncContext
*
s
,
int16_t
*
block
,
int
n
,
int
qscale
,
int
*
overflow
);
...
...
libavcodec/mpegvideo_enc.c
View file @
5dd8c08f
...
...
@@ -70,11 +70,12 @@ const AVOption ff_mpv_generic_options[] = {
{
NULL
},
};
void
ff_convert_matrix
(
DSPContext
*
dsp
,
int
(
*
qmat
)[
64
],
void
ff_convert_matrix
(
MpegEncContext
*
s
,
int
(
*
qmat
)[
64
],
uint16_t
(
*
qmat16
)[
2
][
64
],
const
uint16_t
*
quant_matrix
,
int
bias
,
int
qmin
,
int
qmax
,
int
intra
)
{
DSPContext
*
dsp
=
&
s
->
dsp
;
int
qscale
;
int
shift
=
0
;
...
...
@@ -775,10 +776,10 @@ av_cold int ff_MPV_encode_init(AVCodecContext *avctx)
/* precompute matrix */
/* for mjpeg, we do include qscale in the matrix */
if
(
s
->
out_format
!=
FMT_MJPEG
)
{
ff_convert_matrix
(
&
s
->
dsp
,
s
->
q_intra_matrix
,
s
->
q_intra_matrix16
,
ff_convert_matrix
(
s
,
s
->
q_intra_matrix
,
s
->
q_intra_matrix16
,
s
->
intra_matrix
,
s
->
intra_quant_bias
,
avctx
->
qmin
,
31
,
1
);
ff_convert_matrix
(
&
s
->
dsp
,
s
->
q_inter_matrix
,
s
->
q_inter_matrix16
,
ff_convert_matrix
(
s
,
s
->
q_inter_matrix
,
s
->
q_inter_matrix16
,
s
->
inter_matrix
,
s
->
inter_quant_bias
,
avctx
->
qmin
,
31
,
0
);
}
...
...
@@ -3365,7 +3366,7 @@ static int encode_picture(MpegEncContext *s, int picture_number)
s
->
y_dc_scale_table
=
s
->
c_dc_scale_table
=
ff_mpeg2_dc_scale_table
[
s
->
intra_dc_precision
];
s
->
intra_matrix
[
0
]
=
ff_mpeg2_dc_scale_table
[
s
->
intra_dc_precision
][
8
];
ff_convert_matrix
(
&
s
->
dsp
,
s
->
q_intra_matrix
,
s
->
q_intra_matrix16
,
ff_convert_matrix
(
s
,
s
->
q_intra_matrix
,
s
->
q_intra_matrix16
,
s
->
intra_matrix
,
s
->
intra_quant_bias
,
8
,
8
,
1
);
s
->
qscale
=
8
;
}
...
...
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