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don't inject timestamp

This commit is contained in:
tico-tico 2018-12-10 14:59:48 +03:00
parent f2f9c1b4bb
commit 65ee26fb61
3 changed files with 13 additions and 5 deletions
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4
src/m4af.c
View File

@ -223,7 +223,7 @@ void m4af_write32_at(m4af_ctx_t *ctx, int64_t pos, uint32_t value)
}
m4af_ctx_t *m4af_create(uint32_t codec, uint32_t timescale,
m4af_io_callbacks_t *io, void *io_cookie)
m4af_io_callbacks_t *io, void *io_cookie, int no_timestamp)
{
m4af_ctx_t *ctx;
int64_t timestamp;
@ -237,7 +237,7 @@ m4af_ctx_t *m4af_create(uint32_t codec, uint32_t timescale,
memcpy(&ctx->io, io, sizeof(m4af_io_callbacks_t));
ctx->io_cookie = io_cookie;
ctx->timescale = timescale;
timestamp = m4af_timestamp();
timestamp = no_timestamp ? 0 : m4af_timestamp();
ctx->creation_time = timestamp;
ctx->modification_time = timestamp;
ctx->num_tracks = 1;

2
src/m4af.h
View File

@ -75,7 +75,7 @@ typedef struct m4af_ctx_t m4af_ctx_t;
m4af_ctx_t *m4af_create(uint32_t codec, uint32_t timescale,
m4af_io_callbacks_t *io, void *io_cookie);
m4af_io_callbacks_t *io, void *io_cookie, int no_timestamp);
int m4af_begin_write(m4af_ctx_t *ctx);

12
src/main.c
View File

@ -159,6 +159,7 @@ PROGNAME " %s\n"
" -I, --ignorelength Ignore length of WAV header\n"
" -S, --silent Don't print progress messages\n"
" --moov-before-mdat Place moov box before mdat box on m4a output\n"
" --no-timestamp Don't inject timestamp in the file\n"
"\n"
"Options for raw (headerless) input:\n"
" -R, --raw Treat input as raw (by default WAV is\n"
@ -221,6 +222,8 @@ typedef struct aacenc_param_ex_t {
unsigned raw_rate;
const char *raw_format;
int no_timestamp;
aacenc_tag_store_t tags;
aacenc_tag_store_t source_tags;
aacenc_translate_generic_text_tag_ctx_t source_tag_ctx;
@ -244,7 +247,7 @@ int parse_options(int argc, char **argv, aacenc_param_ex_t *params)
#define OPT_LONG_TAG M4AF_FOURCC('l','t','a','g')
#define OPT_TAG_FROM_JSON M4AF_FOURCC('t','f','j','s')
static struct option long_options[] = {
static const struct option long_options[] = {
{ "help", no_argument, 0, 'h' },
{ "profile", required_argument, 0, 'p' },
{ "bitrate", required_argument, 0, 'b' },
@ -284,6 +287,8 @@ int parse_options(int argc, char **argv, aacenc_param_ex_t *params)
{ "tag-from-file", required_argument, 0, OPT_SHORT_TAG_FILE },
{ "long-tag", required_argument, 0, OPT_LONG_TAG },
{ "tag-from-json", required_argument, 0, OPT_TAG_FROM_JSON },
{ "no-timestamp", no_argument, 0, '#' },
{ 0, 0, 0, 0 },
};
params->afterburner = 1;
@ -456,6 +461,9 @@ int parse_options(int argc, char **argv, aacenc_param_ex_t *params)
case OPT_TAG_FROM_JSON:
params->json_filename = optarg;
break;
case '#':
params->no_timestamp = 1;
break;
default:
return usage(), -1;
}
@ -833,7 +841,7 @@ int main(int argc, char **argv)
unsigned framelen = aacinfo.frameLength;
scale = sample_format->sample_rate >> scale_shift;
if ((m4af = m4af_create(M4AF_CODEC_MP4A, scale, &m4af_io,
params.output_fp)) < 0)
params.output_fp, params.no_timestamp)) < 0)
goto END;
m4af_set_num_channels(m4af, 0, sample_format->channels_per_frame);
m4af_set_fixed_frame_duration(m4af, 0, framelen >> scale_shift);