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aom: encoder: set extradata from sequence header and config record

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Fixes #21234
This commit is contained in:
Tristan Matthews 2024-11-18 23:09:37 -05:00 committed by Steve Lhomme
parent 6f04965a23
commit 80fd99dd02
3 changed files with 39 additions and 2 deletions
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3
modules/codec/Makefile.am
View File

@ -576,7 +576,8 @@ endif
codec_LTLIBRARIES += libvpx_alpha_plugin.la
libaom_plugin_la_SOURCES = codec/aom.c \
packetizer/iso_color_tables.h
packetizer/iso_color_tables.h \
packetizer/av1_obu.c packetizer/av1_obu.h
libaom_plugin_la_CPPFLAGS = $(AM_CPPFLAGS)
libaom_plugin_la_CFLAGS = $(AM_CFLAGS) $(AOM_CFLAGS) $(CPPFLAGS_aom)
libaom_plugin_la_LDFLAGS = $(AM_LDFLAGS) -rpath '$(codecdir)'

36
modules/codec/aom.c
View File

@ -43,6 +43,7 @@
#endif
#include "../packetizer/iso_color_tables.h"
#include "../packetizer/av1_obu.h"
#ifndef AOM_USAGE_GOOD_QUALITY
# define AOM_USAGE_GOOD_QUALITY 0
@ -586,6 +587,41 @@ static int OpenEncoder(vlc_object_t *p_this)
};
p_enc->ops = &ops;
/* "The caller owns the memory associated with this buffer, and must free the
'buf' member of the aom_fixed_buf_t as well as the aom_fixed_buf_t pointer.
Memory returned must be freed via call to free()." */
aom_fixed_buf_t *p_headers = aom_codec_get_global_headers(ctx);
if (p_headers) {
av1_OBU_sequence_header_t *p_sequence_header = AV1_OBU_parse_sequence_header(p_headers->buf, p_headers->sz);
if (!p_sequence_header) {
free(p_headers->buf);
free(p_headers);
goto error;
}
p_enc->fmt_out.i_extra =
AV1_create_DecoderConfigurationRecord((uint8_t **)&p_enc->fmt_out.p_extra,
p_sequence_header,
1,
(const uint8_t **)&p_headers->buf,
&p_headers->sz);
/* Free everything regardless of whether or not the config record parsing succeeded. */
free(p_headers->buf);
free(p_headers);
AV1_release_sequence_header(p_sequence_header);
if (!p_enc->fmt_out.i_extra) {
msg_Err(p_enc, "Could not create decoder configuration record");
goto error;
}
} else {
goto error;
}
return VLC_SUCCESS;
error:

2
modules/codec/meson.build
View File

@ -840,7 +840,7 @@ vlc_modules += {
aom_dep = dependency('aom', required: get_option('aom'))
vlc_modules += {
'name' : 'aom',
'sources' : files('aom.c'),
'sources' : files('aom.c', '../packetizer/av1_obu.c'),
'dependencies' : [aom_dep],
'enabled' : aom_dep.found(),
}