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avformat/movenc: move eac3_info definition so that it can be used for AC-3

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Signed-off-by: Jan Ekström <jan.ekstrom@24i.com>
This commit is contained in:
Jan Ekström 2022-05-27 09:20:24 +03:00 committed by Jan Ekström
parent ad1672529f
commit b6897e9c08
1 changed files with 33 additions and 33 deletions
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66
libavformat/movenc.c
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@ -328,6 +328,39 @@ static int mov_write_amr_tag(AVIOContext *pb, MOVTrack *track)
return 0x11;
}
struct eac3_info {
AVPacket *pkt;
uint8_t ec3_done;
uint8_t num_blocks;
/* Layout of the EC3SpecificBox */
/* maximum bitrate */
uint16_t data_rate;
int8_t ac3_bit_rate_code;
/* number of independent substreams */
uint8_t num_ind_sub;
struct {
/* sample rate code (see ff_ac3_sample_rate_tab) 2 bits */
uint8_t fscod;
/* bit stream identification 5 bits */
uint8_t bsid;
/* one bit reserved */
/* audio service mixing (not supported yet) 1 bit */
/* bit stream mode 3 bits */
uint8_t bsmod;
/* audio coding mode 3 bits */
uint8_t acmod;
/* sub woofer on 1 bit */
uint8_t lfeon;
/* 3 bits reserved */
/* number of dependent substreams associated with this substream 4 bits */
uint8_t num_dep_sub;
/* channel locations of the dependent substream(s), if any, 9 bits */
uint16_t chan_loc;
/* if there is no dependent substream, then one bit reserved instead */
} substream[1]; /* TODO: support 8 independent substreams */
};
static int mov_write_ac3_tag(AVFormatContext *s, AVIOContext *pb, MOVTrack *track)
{
GetBitContext gbc;
@ -376,39 +409,6 @@ static int mov_write_ac3_tag(AVFormatContext *s, AVIOContext *pb, MOVTrack *trac
return 11;
}
struct eac3_info {
AVPacket *pkt;
uint8_t ec3_done;
uint8_t num_blocks;
/* Layout of the EC3SpecificBox */
/* maximum bitrate */
uint16_t data_rate;
int8_t ac3_bit_rate_code;
/* number of independent substreams */
uint8_t num_ind_sub;
struct {
/* sample rate code (see ff_ac3_sample_rate_tab) 2 bits */
uint8_t fscod;
/* bit stream identification 5 bits */
uint8_t bsid;
/* one bit reserved */
/* audio service mixing (not supported yet) 1 bit */
/* bit stream mode 3 bits */
uint8_t bsmod;
/* audio coding mode 3 bits */
uint8_t acmod;
/* sub woofer on 1 bit */
uint8_t lfeon;
/* 3 bits reserved */
/* number of dependent substreams associated with this substream 4 bits */
uint8_t num_dep_sub;
/* channel locations of the dependent substream(s), if any, 9 bits */
uint16_t chan_loc;
/* if there is no dependent substream, then one bit reserved instead */
} substream[1]; /* TODO: support 8 independent substreams */
};
static int handle_eac3(MOVMuxContext *mov, AVPacket *pkt, MOVTrack *track)
{
AC3HeaderInfo *hdr = NULL;