LIBDE265_API de265_error de265_flush_data(de265_decoder_context* de265ctx)
{
decoder_context* ctx = (decoder_context*)de265ctx;
if (ctx->pending_input_NAL) {
NAL_unit* nal = ctx->pending_input_NAL;
uint8_t null[2] = { 0,0 };
// append bytes that are implied by the push state
if (ctx->input_push_state==6) { rbsp_buffer_append(&nal->nal_data,null,1); }
if (ctx->input_push_state==7) { rbsp_buffer_append(&nal->nal_data,null,2); }
// only push the NAL if it contains at least the NAL header
if (ctx->input_push_state>=5) {
push_to_NAL_queue(ctx, nal);
ctx->pending_input_NAL = NULL;
}
ctx->input_push_state = 0;
}
ctx->end_of_stream = true;
return DE265_OK;
}
LIBDE265_API de265_error de265_decode_data(de265_decoder_context* de265ctx, const void* data, int len)
{
decoder_context* ctx = (decoder_context*)de265ctx;
if (len==0) {
ctx->end_of_stream = true;
}
// process the data that is still pending for input
if (ctx->pending_input_data.size > 0) {
de265_error err = de265_decode_pending_data(de265ctx);
// if something went wrong, or more data is pending
// -> append new input data to pending-input buffer
if (err != DE265_OK || ctx->pending_input_data.size!=0) {
if (len>0) {
rbsp_buffer_append(&ctx->pending_input_data, (const uint8_t*)data,len);
}
return err;
}
}
de265_error err = DE265_OK;
int nBytesProcessed = 0;
if (has_free_dpb_picture(ctx)) {
err = process_data(ctx,(const uint8_t*)data,len, &nBytesProcessed);
}
if (nBytesProcessed != len) {
//printf("%d %d\n",nBytesProcessed,len);
// save remaining bytes
assert(ctx->pending_input_data.size==0); // assume pending-input buffer is empty
rbsp_buffer_append(&ctx->pending_input_data, (const uint8_t*)data+nBytesProcessed, len-nBytesProcessed);
}
return err;
}