Skip to content
Projects
Groups
Snippets
Help
Loading...
Help
Submit feedback
Contribute to GitLab
Sign in
Toggle navigation
F
ffmpeg
Project
Project
Details
Activity
Releases
Cycle Analytics
Repository
Repository
Files
Commits
Branches
Tags
Contributors
Graph
Compare
Charts
Issues
0
Issues
0
List
Board
Labels
Milestones
Merge Requests
0
Merge Requests
0
CI / CD
CI / CD
Pipelines
Jobs
Schedules
Charts
Wiki
Wiki
Members
Members
Collapse sidebar
Close sidebar
Activity
Graph
Charts
Create a new issue
Jobs
Commits
Issue Boards
Open sidebar
Stefan Westerfeld
ffmpeg
Commits
0995e1f1
Commit
0995e1f1
authored
Jan 19, 2022
by
James Almer
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
ffplay: convert to new channel layout-API
Signed-off-by:
James Almer
<
jamrial@gmail.com
>
parent
a8b885f2
Changes
1
Hide whitespace changes
Inline
Side-by-side
Showing
1 changed file
with
64 additions
and
76 deletions
+64
-76
ffplay.c
fftools/ffplay.c
+64
-76
No files found.
fftools/ffplay.c
View file @
0995e1f1
...
...
@@ -132,8 +132,7 @@ typedef struct PacketQueue {
typedef
struct
AudioParams
{
int
freq
;
int
channels
;
int64_t
channel_layout
;
AVChannelLayout
ch_layout
;
enum
AVSampleFormat
fmt
;
int
frame_size
;
int
bytes_per_sec
;
...
...
@@ -412,15 +411,6 @@ int cmp_audio_fmts(enum AVSampleFormat fmt1, int64_t channel_count1,
return
channel_count1
!=
channel_count2
||
fmt1
!=
fmt2
;
}
static
inline
int64_t
get_valid_channel_layout
(
int64_t
channel_layout
,
int
channels
)
{
if
(
channel_layout
&&
av_get_channel_layout_nb_channels
(
channel_layout
)
==
channels
)
return
channel_layout
;
else
return
0
;
}
static
int
packet_queue_put_private
(
PacketQueue
*
q
,
AVPacket
*
pkt
)
{
MyAVPacketList
pkt1
;
...
...
@@ -1066,7 +1056,7 @@ static void video_audio_display(VideoState *s)
nb_freq
=
1
<<
(
rdft_bits
-
1
);
/* compute display index : center on currently output samples */
channels
=
s
->
audio_tgt
.
channels
;
channels
=
s
->
audio_tgt
.
ch
_layout
.
nb_ch
annels
;
nb_display_channels
=
channels
;
if
(
!
s
->
paused
)
{
int
data_used
=
s
->
show_mode
==
SHOW_MODE_WAVES
?
s
->
width
:
(
2
*
nb_freq
);
...
...
@@ -1952,11 +1942,10 @@ static int configure_audio_filters(VideoState *is, const char *afilters, int for
{
static
const
enum
AVSampleFormat
sample_fmts
[]
=
{
AV_SAMPLE_FMT_S16
,
AV_SAMPLE_FMT_NONE
};
int
sample_rates
[
2
]
=
{
0
,
-
1
};
int64_t
channel_layouts
[
2
]
=
{
0
,
-
1
};
int
channels
[
2
]
=
{
0
,
-
1
};
AVFilterContext
*
filt_asrc
=
NULL
,
*
filt_asink
=
NULL
;
char
aresample_swr_opts
[
512
]
=
""
;
const
AVDictionaryEntry
*
e
=
NULL
;
AVBPrint
bp
;
char
asrc_args
[
256
];
int
ret
;
...
...
@@ -1965,20 +1954,20 @@ static int configure_audio_filters(VideoState *is, const char *afilters, int for
return
AVERROR
(
ENOMEM
);
is
->
agraph
->
nb_threads
=
filter_nbthreads
;
av_bprint_init
(
&
bp
,
0
,
AV_BPRINT_SIZE_AUTOMATIC
);
while
((
e
=
av_dict_get
(
swr_opts
,
""
,
e
,
AV_DICT_IGNORE_SUFFIX
)))
av_strlcatf
(
aresample_swr_opts
,
sizeof
(
aresample_swr_opts
),
"%s=%s:"
,
e
->
key
,
e
->
value
);
if
(
strlen
(
aresample_swr_opts
))
aresample_swr_opts
[
strlen
(
aresample_swr_opts
)
-
1
]
=
'\0'
;
av_opt_set
(
is
->
agraph
,
"aresample_swr_opts"
,
aresample_swr_opts
,
0
);
av_channel_layout_describe_bprint
(
&
is
->
audio_filter_src
.
ch_layout
,
&
bp
);
ret
=
snprintf
(
asrc_args
,
sizeof
(
asrc_args
),
"sample_rate=%d:sample_fmt=%s:
channels=%d:time_base=%d/%d
"
,
"sample_rate=%d:sample_fmt=%s:
time_base=%d/%d:channel_layout=%s
"
,
is
->
audio_filter_src
.
freq
,
av_get_sample_fmt_name
(
is
->
audio_filter_src
.
fmt
),
is
->
audio_filter_src
.
channels
,
1
,
is
->
audio_filter_src
.
freq
);
if
(
is
->
audio_filter_src
.
channel_layout
)
snprintf
(
asrc_args
+
ret
,
sizeof
(
asrc_args
)
-
ret
,
":channel_layout=0x%"
PRIx64
,
is
->
audio_filter_src
.
channel_layout
);
1
,
is
->
audio_filter_src
.
freq
,
bp
.
str
);
ret
=
avfilter_graph_create_filter
(
&
filt_asrc
,
avfilter_get_by_name
(
"abuffer"
),
"ffplay_abuffer"
,
...
...
@@ -1999,14 +1988,10 @@ static int configure_audio_filters(VideoState *is, const char *afilters, int for
goto
end
;
if
(
force_output_format
)
{
channel_layouts
[
0
]
=
is
->
audio_tgt
.
channel_layout
;
channels
[
0
]
=
is
->
audio_tgt
.
channel_layout
?
-
1
:
is
->
audio_tgt
.
channels
;
sample_rates
[
0
]
=
is
->
audio_tgt
.
freq
;
if
((
ret
=
av_opt_set_int
(
filt_asink
,
"all_channel_counts"
,
0
,
AV_OPT_SEARCH_CHILDREN
))
<
0
)
goto
end
;
if
((
ret
=
av_opt_set_int_list
(
filt_asink
,
"channel_layouts"
,
channel_layouts
,
-
1
,
AV_OPT_SEARCH_CHILDREN
))
<
0
)
goto
end
;
if
((
ret
=
av_opt_set_int_list
(
filt_asink
,
"channel_counts"
,
channels
,
-
1
,
AV_OPT_SEARCH_CHILDREN
))
<
0
)
if
((
ret
=
av_opt_set
(
filt_asink
,
"ch_layouts"
,
bp
.
str
,
AV_OPT_SEARCH_CHILDREN
))
<
0
)
goto
end
;
if
((
ret
=
av_opt_set_int_list
(
filt_asink
,
"sample_rates"
,
sample_rates
,
-
1
,
AV_OPT_SEARCH_CHILDREN
))
<
0
)
goto
end
;
...
...
@@ -2022,6 +2007,8 @@ static int configure_audio_filters(VideoState *is, const char *afilters, int for
end:
if
(
ret
<
0
)
avfilter_graph_free
(
&
is
->
agraph
);
av_bprint_finalize
(
&
bp
,
NULL
);
return
ret
;
}
#endif
/* CONFIG_AVFILTER */
...
...
@@ -2033,7 +2020,6 @@ static int audio_thread(void *arg)
Frame
*
af
;
#if CONFIG_AVFILTER
int
last_serial
=
-
1
;
int64_t
dec_channel_layout
;
int
reconfigure
;
#endif
int
got_frame
=
0
;
...
...
@@ -2051,27 +2037,26 @@ static int audio_thread(void *arg)
tb
=
(
AVRational
){
1
,
frame
->
sample_rate
};
#if CONFIG_AVFILTER
dec_channel_layout
=
get_valid_channel_layout
(
frame
->
channel_layout
,
frame
->
channels
);
reconfigure
=
cmp_audio_fmts
(
is
->
audio_filter_src
.
fmt
,
is
->
audio_filter_src
.
channels
,
frame
->
format
,
frame
->
channels
)
||
is
->
audio_filter_src
.
channel_layout
!=
dec_channel_layout
||
cmp_audio_fmts
(
is
->
audio_filter_src
.
fmt
,
is
->
audio_filter_src
.
ch
_layout
.
nb_ch
annels
,
frame
->
format
,
frame
->
ch
_layout
.
nb_ch
annels
)
||
av_channel_layout_compare
(
&
is
->
audio_filter_src
.
ch_layout
,
&
frame
->
ch_layout
)
||
is
->
audio_filter_src
.
freq
!=
frame
->
sample_rate
||
is
->
auddec
.
pkt_serial
!=
last_serial
;
if
(
reconfigure
)
{
char
buf1
[
1024
],
buf2
[
1024
];
av_
get_channel_layout_string
(
buf1
,
sizeof
(
buf1
),
-
1
,
is
->
audio_filter_src
.
channel_layout
);
av_
get_channel_layout_string
(
buf2
,
sizeof
(
buf2
),
-
1
,
dec_channel_layout
);
av_
channel_layout_describe
(
&
is
->
audio_filter_src
.
ch_layout
,
buf1
,
sizeof
(
buf1
)
);
av_
channel_layout_describe
(
&
frame
->
ch_layout
,
buf2
,
sizeof
(
buf2
)
);
av_log
(
NULL
,
AV_LOG_DEBUG
,
"Audio frame changed from rate:%d ch:%d fmt:%s layout:%s serial:%d to rate:%d ch:%d fmt:%s layout:%s serial:%d
\n
"
,
is
->
audio_filter_src
.
freq
,
is
->
audio_filter_src
.
channels
,
av_get_sample_fmt_name
(
is
->
audio_filter_src
.
fmt
),
buf1
,
last_serial
,
frame
->
sample_rate
,
frame
->
channels
,
av_get_sample_fmt_name
(
frame
->
format
),
buf2
,
is
->
auddec
.
pkt_serial
);
is
->
audio_filter_src
.
freq
,
is
->
audio_filter_src
.
ch
_layout
.
nb_ch
annels
,
av_get_sample_fmt_name
(
is
->
audio_filter_src
.
fmt
),
buf1
,
last_serial
,
frame
->
sample_rate
,
frame
->
ch
_layout
.
nb_ch
annels
,
av_get_sample_fmt_name
(
frame
->
format
),
buf2
,
is
->
auddec
.
pkt_serial
);
is
->
audio_filter_src
.
fmt
=
frame
->
format
;
is
->
audio_filter_src
.
channels
=
frame
->
channels
;
is
->
audio_filter_src
.
channel_layout
=
dec_channel_layout
;
ret
=
av_channel_layout_copy
(
&
is
->
audio_filter_src
.
ch_layout
,
&
frame
->
ch_layout
);
if
(
ret
<
0
)
goto
the_end
;
is
->
audio_filter_src
.
freq
=
frame
->
sample_rate
;
last_serial
=
is
->
auddec
.
pkt_serial
;
...
...
@@ -2337,7 +2322,6 @@ static int synchronize_audio(VideoState *is, int nb_samples)
static
int
audio_decode_frame
(
VideoState
*
is
)
{
int
data_size
,
resampled_data_size
;
int64_t
dec_channel_layout
;
av_unused
double
audio_clock0
;
int
wanted_nb_samples
;
Frame
*
af
;
...
...
@@ -2358,34 +2342,31 @@ static int audio_decode_frame(VideoState *is)
frame_queue_next
(
&
is
->
sampq
);
}
while
(
af
->
serial
!=
is
->
audioq
.
serial
);
data_size
=
av_samples_get_buffer_size
(
NULL
,
af
->
frame
->
channels
,
data_size
=
av_samples_get_buffer_size
(
NULL
,
af
->
frame
->
ch
_layout
.
nb_ch
annels
,
af
->
frame
->
nb_samples
,
af
->
frame
->
format
,
1
);
dec_channel_layout
=
(
af
->
frame
->
channel_layout
&&
af
->
frame
->
channels
==
av_get_channel_layout_nb_channels
(
af
->
frame
->
channel_layout
))
?
af
->
frame
->
channel_layout
:
av_get_default_channel_layout
(
af
->
frame
->
channels
);
wanted_nb_samples
=
synchronize_audio
(
is
,
af
->
frame
->
nb_samples
);
if
(
af
->
frame
->
format
!=
is
->
audio_src
.
fmt
||
dec_channel_layout
!=
is
->
audio_src
.
channel_layout
||
av_channel_layout_compare
(
&
af
->
frame
->
ch_layout
,
&
is
->
audio_src
.
ch_layout
)
||
af
->
frame
->
sample_rate
!=
is
->
audio_src
.
freq
||
(
wanted_nb_samples
!=
af
->
frame
->
nb_samples
&&
!
is
->
swr_ctx
))
{
swr_free
(
&
is
->
swr_ctx
);
is
->
swr_ctx
=
swr_alloc_set_opts
(
NULL
,
is
->
audio_tgt
.
channel
_layout
,
is
->
audio_tgt
.
fmt
,
is
->
audio_tgt
.
freq
,
dec_channel_layout
,
af
->
frame
->
format
,
af
->
frame
->
sample_rate
,
0
,
NULL
);
swr_alloc_set_opts2
(
&
is
->
swr_ctx
,
&
is
->
audio_tgt
.
ch
_layout
,
is
->
audio_tgt
.
fmt
,
is
->
audio_tgt
.
freq
,
&
af
->
frame
->
ch_layout
,
af
->
frame
->
format
,
af
->
frame
->
sample_rate
,
0
,
NULL
);
if
(
!
is
->
swr_ctx
||
swr_init
(
is
->
swr_ctx
)
<
0
)
{
av_log
(
NULL
,
AV_LOG_ERROR
,
"Cannot create sample rate converter for conversion of %d Hz %s %d channels to %d Hz %s %d channels!
\n
"
,
af
->
frame
->
sample_rate
,
av_get_sample_fmt_name
(
af
->
frame
->
format
),
af
->
frame
->
channels
,
is
->
audio_tgt
.
freq
,
av_get_sample_fmt_name
(
is
->
audio_tgt
.
fmt
),
is
->
audio_tgt
.
channels
);
af
->
frame
->
sample_rate
,
av_get_sample_fmt_name
(
af
->
frame
->
format
),
af
->
frame
->
ch
_layout
.
nb_ch
annels
,
is
->
audio_tgt
.
freq
,
av_get_sample_fmt_name
(
is
->
audio_tgt
.
fmt
),
is
->
audio_tgt
.
ch
_layout
.
nb_ch
annels
);
swr_free
(
&
is
->
swr_ctx
);
return
-
1
;
}
i
s
->
audio_src
.
channel_layout
=
dec_channel_layout
;
is
->
audio_src
.
channels
=
af
->
frame
->
channels
;
i
f
(
av_channel_layout_copy
(
&
is
->
audio_src
.
ch_layout
,
&
af
->
frame
->
ch_layout
)
<
0
)
return
-
1
;
is
->
audio_src
.
freq
=
af
->
frame
->
sample_rate
;
is
->
audio_src
.
fmt
=
af
->
frame
->
format
;
}
...
...
@@ -2394,7 +2375,7 @@ static int audio_decode_frame(VideoState *is)
const
uint8_t
**
in
=
(
const
uint8_t
**
)
af
->
frame
->
extended_data
;
uint8_t
**
out
=
&
is
->
audio_buf1
;
int
out_count
=
(
int64_t
)
wanted_nb_samples
*
is
->
audio_tgt
.
freq
/
af
->
frame
->
sample_rate
+
256
;
int
out_size
=
av_samples_get_buffer_size
(
NULL
,
is
->
audio_tgt
.
channels
,
out_count
,
is
->
audio_tgt
.
fmt
,
0
);
int
out_size
=
av_samples_get_buffer_size
(
NULL
,
is
->
audio_tgt
.
ch
_layout
.
nb_ch
annels
,
out_count
,
is
->
audio_tgt
.
fmt
,
0
);
int
len2
;
if
(
out_size
<
0
)
{
av_log
(
NULL
,
AV_LOG_ERROR
,
"av_samples_get_buffer_size() failed
\n
"
);
...
...
@@ -2421,7 +2402,7 @@ static int audio_decode_frame(VideoState *is)
swr_free
(
&
is
->
swr_ctx
);
}
is
->
audio_buf
=
is
->
audio_buf1
;
resampled_data_size
=
len2
*
is
->
audio_tgt
.
channels
*
av_get_bytes_per_sample
(
is
->
audio_tgt
.
fmt
);
resampled_data_size
=
len2
*
is
->
audio_tgt
.
ch
_layout
.
nb_ch
annels
*
av_get_bytes_per_sample
(
is
->
audio_tgt
.
fmt
);
}
else
{
is
->
audio_buf
=
af
->
frame
->
data
[
0
];
resampled_data_size
=
data_size
;
...
...
@@ -2490,24 +2471,26 @@ static void sdl_audio_callback(void *opaque, Uint8 *stream, int len)
}
}
static
int
audio_open
(
void
*
opaque
,
int64_t
wanted_channel_layout
,
int
wanted_nb_channels
,
int
wanted_sample_rate
,
struct
AudioParams
*
audio_hw_params
)
static
int
audio_open
(
void
*
opaque
,
AVChannelLayout
*
wanted_channel_layout
,
int
wanted_sample_rate
,
struct
AudioParams
*
audio_hw_params
)
{
SDL_AudioSpec
wanted_spec
,
spec
;
const
char
*
env
;
static
const
int
next_nb_channels
[]
=
{
0
,
0
,
1
,
6
,
2
,
6
,
4
,
6
};
static
const
int
next_sample_rates
[]
=
{
0
,
44100
,
48000
,
96000
,
192000
};
int
next_sample_rate_idx
=
FF_ARRAY_ELEMS
(
next_sample_rates
)
-
1
;
int
wanted_nb_channels
=
wanted_channel_layout
->
nb_channels
;
env
=
SDL_getenv
(
"SDL_AUDIO_CHANNELS"
);
if
(
env
)
{
wanted_nb_channels
=
atoi
(
env
);
wanted_channel_layout
=
av_get_default_channel_layout
(
wanted_nb_channels
);
av_channel_layout_uninit
(
wanted_channel_layout
);
av_channel_layout_default
(
wanted_channel_layout
,
wanted_nb_channels
);
}
if
(
!
wanted_channel_layout
||
wanted_nb_channels
!=
av_get_channel_layout_nb_channels
(
wanted_channel_layout
)
)
{
wanted_channel_layout
=
av_get_default_channel_layout
(
wanted_nb_channels
);
wanted_channel_layout
&=
~
AV_CH_LAYOUT_STEREO_DOWNMIX
;
if
(
wanted_channel_layout
->
order
!=
AV_CHANNEL_ORDER_NATIVE
)
{
av_channel_layout_uninit
(
wanted_channel_layout
);
av_channel_layout_default
(
wanted_channel_layout
,
wanted_nb_channels
)
;
}
wanted_nb_channels
=
av_get_channel_layout_nb_channels
(
wanted_channel_layout
)
;
wanted_nb_channels
=
wanted_channel_layout
->
nb_channels
;
wanted_spec
.
channels
=
wanted_nb_channels
;
wanted_spec
.
freq
=
wanted_sample_rate
;
if
(
wanted_spec
.
freq
<=
0
||
wanted_spec
.
channels
<=
0
)
{
...
...
@@ -2534,7 +2517,7 @@ static int audio_open(void *opaque, int64_t wanted_channel_layout, int wanted_nb
return
-
1
;
}
}
wanted_channel_layout
=
av_get_default_channel_layout
(
wanted_spec
.
channels
);
av_channel_layout_default
(
wanted_channel_layout
,
wanted_spec
.
channels
);
}
if
(
spec
.
format
!=
AUDIO_S16SYS
)
{
av_log
(
NULL
,
AV_LOG_ERROR
,
...
...
@@ -2542,8 +2525,9 @@ static int audio_open(void *opaque, int64_t wanted_channel_layout, int wanted_nb
return
-
1
;
}
if
(
spec
.
channels
!=
wanted_spec
.
channels
)
{
wanted_channel_layout
=
av_get_default_channel_layout
(
spec
.
channels
);
if
(
!
wanted_channel_layout
)
{
av_channel_layout_uninit
(
wanted_channel_layout
);
av_channel_layout_default
(
wanted_channel_layout
,
spec
.
channels
);
if
(
wanted_channel_layout
->
order
!=
AV_CHANNEL_ORDER_NATIVE
)
{
av_log
(
NULL
,
AV_LOG_ERROR
,
"SDL advised channel count %d is not supported!
\n
"
,
spec
.
channels
);
return
-
1
;
...
...
@@ -2552,10 +2536,10 @@ static int audio_open(void *opaque, int64_t wanted_channel_layout, int wanted_nb
audio_hw_params
->
fmt
=
AV_SAMPLE_FMT_S16
;
audio_hw_params
->
freq
=
spec
.
freq
;
audio_hw_params
->
channel_layout
=
wanted_channel_layout
;
audio_hw_params
->
channels
=
spec
.
channels
;
audio_hw_params
->
frame_size
=
av_samples_get_buffer_size
(
NULL
,
audio_hw_params
->
channels
,
1
,
audio_hw_params
->
fmt
,
1
);
audio_hw_params
->
bytes_per_sec
=
av_samples_get_buffer_size
(
NULL
,
audio_hw_params
->
channels
,
audio_hw_params
->
freq
,
audio_hw_params
->
fmt
,
1
);
if
(
av_channel_layout_copy
(
&
audio_hw_params
->
ch_layout
,
wanted_channel_layout
)
<
0
)
return
-
1
;
audio_hw_params
->
frame_size
=
av_samples_get_buffer_size
(
NULL
,
audio_hw_params
->
ch
_layout
.
nb_ch
annels
,
1
,
audio_hw_params
->
fmt
,
1
);
audio_hw_params
->
bytes_per_sec
=
av_samples_get_buffer_size
(
NULL
,
audio_hw_params
->
ch
_layout
.
nb_ch
annels
,
audio_hw_params
->
freq
,
audio_hw_params
->
fmt
,
1
);
if
(
audio_hw_params
->
bytes_per_sec
<=
0
||
audio_hw_params
->
frame_size
<=
0
)
{
av_log
(
NULL
,
AV_LOG_ERROR
,
"av_samples_get_buffer_size failed
\n
"
);
return
-
1
;
...
...
@@ -2572,8 +2556,8 @@ static int stream_component_open(VideoState *is, int stream_index)
const
char
*
forced_codec_name
=
NULL
;
AVDictionary
*
opts
=
NULL
;
const
AVDictionaryEntry
*
t
=
NULL
;
int
sample_rate
,
nb_channels
;
int64_t
channel_layout
;
int
sample_rate
;
AVChannelLayout
ch_layout
=
{
0
}
;
int
ret
=
0
;
int
stream_lowres
=
lowres
;
...
...
@@ -2641,24 +2625,27 @@ static int stream_component_open(VideoState *is, int stream_index)
AVFilterContext
*
sink
;
is
->
audio_filter_src
.
freq
=
avctx
->
sample_rate
;
is
->
audio_filter_src
.
channels
=
avctx
->
channels
;
is
->
audio_filter_src
.
channel_layout
=
get_valid_channel_layout
(
avctx
->
channel_layout
,
avctx
->
channels
);
ret
=
av_channel_layout_copy
(
&
is
->
audio_filter_src
.
ch_layout
,
&
avctx
->
ch_layout
);
if
(
ret
<
0
)
goto
fail
;
is
->
audio_filter_src
.
fmt
=
avctx
->
sample_fmt
;
if
((
ret
=
configure_audio_filters
(
is
,
afilters
,
0
))
<
0
)
goto
fail
;
sink
=
is
->
out_audio_filter
;
sample_rate
=
av_buffersink_get_sample_rate
(
sink
);
nb_channels
=
av_buffersink_get_channels
(
sink
);
channel_layout
=
av_buffersink_get_channel_layout
(
sink
);
ret
=
av_buffersink_get_ch_layout
(
sink
,
&
ch_layout
);
if
(
ret
<
0
)
goto
fail
;
}
#else
sample_rate
=
avctx
->
sample_rate
;
nb_channels
=
avctx
->
channels
;
channel_layout
=
avctx
->
channel_layout
;
ret
=
av_channel_layout_copy
(
&
ch_layout
,
&
avctx
->
ch_layout
);
if
(
ret
<
0
)
goto
fail
;
#endif
/* prepare audio output */
if
((
ret
=
audio_open
(
is
,
channel_layout
,
nb_channels
,
sample_rate
,
&
is
->
audio_tgt
))
<
0
)
if
((
ret
=
audio_open
(
is
,
&
ch_layout
,
sample_rate
,
&
is
->
audio_tgt
))
<
0
)
goto
fail
;
is
->
audio_hw_buf_size
=
ret
;
is
->
audio_src
=
is
->
audio_tgt
;
...
...
@@ -2712,6 +2699,7 @@ static int stream_component_open(VideoState *is, int stream_index)
fail:
avcodec_free_context
(
&
avctx
);
out:
av_channel_layout_uninit
(
&
ch_layout
);
av_dict_free
(
&
opts
);
return
ret
;
...
...
@@ -3184,7 +3172,7 @@ static void stream_cycle_channel(VideoState *is, int codec_type)
switch
(
codec_type
)
{
case
AVMEDIA_TYPE_AUDIO
:
if
(
st
->
codecpar
->
sample_rate
!=
0
&&
st
->
codecpar
->
channels
!=
0
)
st
->
codecpar
->
ch
_layout
.
nb_ch
annels
!=
0
)
goto
the_end
;
break
;
case
AVMEDIA_TYPE_VIDEO
:
...
...
Write
Preview
Markdown
is supported
0%
Try again
or
attach a new file
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment