- int frame_finished;
- int decode_result = avcodec_decode_audio4 (stream->stream(_format_context)->codec, _frame, &frame_finished, ©_packet);
- if (decode_result < 0) {
- /* avcodec_decode_audio4 can sometimes return an error even though it has decoded
- some valid data; for example dca_subframe_footer can return AVERROR_INVALIDDATA
- if it overreads the auxiliary data. ffplay carries on if frame_finished is true,
- even in the face of such an error, so I think we should too.
-
- Returning from the method here caused mantis #352.
- */
- LOG_WARNING ("avcodec_decode_audio4 failed (%1)", decode_result);
+ if (ct < ContentTime()) {
+ /* Discard audio data that comes before time 0 */
+ auto const remove = min (int64_t(data->frames()), (-ct).frames_ceil(double(stream->frame_rate())));
+ data->move (data->frames() - remove, remove, 0);
+ data->set_frames (data->frames() - remove);
+ ct += ContentTime::from_frames (remove, stream->frame_rate());
+ }