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avformat/webm_chunk: Remove unnecessary variable 

chunk_start_index (which was set via an option) was only used to
initialize chunk_index and otherwise unused. So initialize chunk_index
directly via the option and remove chunk_start_index.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2020-03-01 00:23:38 +01:00
parent 8a632b3e2e
commit 73a595b8e8
1 changed files with 1 additions and 3 deletions
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4
libavformat/webm_chunk.c
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@ -46,7 +46,6 @@
typedef struct WebMChunkContext {
const AVClass *class;
int chunk_start_index;
char *header_filename;
int chunk_duration;
int chunk_index;
@ -152,7 +151,6 @@ static int webm_chunk_write_header(AVFormatContext *s)
// DASH Streams can only have either one track per file.
if (s->nb_streams != 1) { return AVERROR_INVALIDDATA; }
wc->chunk_index = wc->chunk_start_index;
wc->prev_pts = AV_NOPTS_VALUE;
ret = chunk_mux_init(s);
@ -274,7 +272,7 @@ fail:
#define OFFSET(x) offsetof(WebMChunkContext, x)
static const AVOption options[] = {
{ "chunk_start_index", "start index of the chunk", OFFSET(chunk_start_index), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
{ "chunk_start_index", "start index of the chunk", OFFSET(chunk_index), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
{ "header", "filename of the header where the initialization data will be written", OFFSET(header_filename), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, AV_OPT_FLAG_ENCODING_PARAM },
{ "audio_chunk_duration", "duration of each chunk in milliseconds", OFFSET(chunk_duration), AV_OPT_TYPE_INT, {.i64 = 5000}, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM },
{ "method", "set the HTTP method", OFFSET(http_method), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, AV_OPT_FLAG_ENCODING_PARAM },