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| author | Max Kellermann <max@duempel.org> | 2014-08-26 11:27:41 +0200 |
|---|---|---|
| committer | Max Kellermann <max@duempel.org> | 2014-08-26 11:27:41 +0200 |
| commit | 8561c9c5a6e43c40fe9ee6a450ff94ecffe82d69 (patch) | |
| tree | 5ab3126c112638bc446fb3049b7d4bf1b4946c75 /src/decoder | |
| parent | 23199719d957320e467ec958e03c4544ffefa773 (diff) | |
| download | mpd-8561c9c5a6e43c40fe9ee6a450ff94ecffe82d69.tar.gz mpd-8561c9c5a6e43c40fe9ee6a450ff94ecffe82d69.tar.xz mpd-8561c9c5a6e43c40fe9ee6a450ff94ecffe82d69.zip | |
DecoderAPI: add decoder_seek_where_frame()
Diffstat (limited to 'src/decoder')
| -rw-r--r-- | src/decoder/DecoderAPI.cxx | 18 | ||||
| -rw-r--r-- | src/decoder/DecoderAPI.hxx | 12 |
2 files changed, 30 insertions, 0 deletions
diff --git a/src/decoder/DecoderAPI.cxx b/src/decoder/DecoderAPI.cxx index 926a3955e..7349b00db 100644 --- a/src/decoder/DecoderAPI.cxx +++ b/src/decoder/DecoderAPI.cxx @@ -237,6 +237,24 @@ decoder_seek_where_ms(Decoder &decoder) return unsigned(dc.seek_where * 1000); } +uint64_t +decoder_seek_where_frame(Decoder &decoder) +{ + const DecoderControl &dc = decoder.dc; + + assert(dc.pipe != nullptr); + + if (decoder.initial_seek_running) + return uint64_t(dc.start_ms) * dc.in_audio_format.sample_rate + / 1000; + + assert(dc.command == DecoderCommand::SEEK); + + decoder.seeking = true; + + return uint64_t(dc.seek_where * dc.in_audio_format.sample_rate); +} + void decoder_seek_error(Decoder & decoder) { DecoderControl &dc = decoder.dc; diff --git a/src/decoder/DecoderAPI.hxx b/src/decoder/DecoderAPI.hxx index ddcead4b1..2464ee6fa 100644 --- a/src/decoder/DecoderAPI.hxx +++ b/src/decoder/DecoderAPI.hxx @@ -40,6 +40,8 @@ // IWYU pragma: end_exports +#include <stdint.h> + class Error; /** @@ -99,6 +101,16 @@ unsigned decoder_seek_where_ms(Decoder &decoder); /** + * Call this when you have received the DecoderCommand::SEEK command. + * + * @param decoder the decoder object + * @return the destination position for the seek in frames + */ +gcc_pure +uint64_t +decoder_seek_where_frame(Decoder &decoder); + +/** * Call this instead of decoder_command_finished() when seeking has * failed. * |