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avformat/hlsenc: Add hls flag for rounding m3u8 durations to whole numbers, problems with floats on some devices

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Reviewed-by: Thomas Volkert <silvo@gmx.net>
This commit is contained in:
MrBoogs 2015-04-21 15:46:17 -06:00 committed by Michael Niedermayer
parent b6fcb2bb6d
commit 8fd01b4a79
1 changed files with 7 additions and 1 deletions
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8
libavformat/hlsenc.c
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@ -50,6 +50,7 @@ typedef enum HLSFlags {
// Generate a single media file and use byte ranges in the playlist.
HLS_SINGLE_FILE = (1 << 0),
HLS_DELETE_SEGMENTS = (1 << 1),
HLS_ROUND_DURATIONS = (1 << 2),
} HLSFlags;
typedef struct HLSContext {
@ -274,7 +275,10 @@ static int hls_window(AVFormatContext *s, int last)
sequence);
for (en = hls->segments; en; en = en->next) {
avio_printf(out, "#EXTINF:%f,\n", en->duration);
if (hls->flags & HLS_ROUND_DURATIONS)
avio_printf(out, "#EXTINF:%d,\n", (int)round(en->duration));
else
avio_printf(out, "#EXTINF:%f,\n", en->duration);
if (hls->flags & HLS_SINGLE_FILE)
avio_printf(out, "#EXT-X-BYTERANGE:%"PRIi64"@%"PRIi64"\n",
en->size, en->pos);
@ -512,6 +516,8 @@ static const AVOption options[] = {
{"hls_flags", "set flags affecting HLS playlist and media file generation", OFFSET(flags), AV_OPT_TYPE_FLAGS, {.i64 = 0 }, 0, UINT_MAX, E, "flags"},
{"single_file", "generate a single media file indexed with byte ranges", 0, AV_OPT_TYPE_CONST, {.i64 = HLS_SINGLE_FILE }, 0, UINT_MAX, E, "flags"},
{"delete_segments", "delete segment files that are no longer part of the playlist", 0, AV_OPT_TYPE_CONST, {.i64 = HLS_DELETE_SEGMENTS }, 0, UINT_MAX, E, "flags"},
{"round_durations", "round durations in m3u8 to whole numbers", 0, AV_OPT_TYPE_CONST, {.i64 = HLS_ROUND_DURATIONS }, 0, UINT_MAX, E, "flags"},
{ NULL },
};