static GF_Err HEVC_ProcessData(GF_MediaDecoder *ifcg,
char *inBuffer, u32 inBufferLength,
u16 ES_ID, u32 *CTS,
char *outBuffer, u32 *outBufferLength,
u8 PaddingBits, u32 mmlevel)
{
GF_Err e;
int got_pic;
HEVCDec *ctx = (HEVCDec*) ifcg->privateStack;
if (!inBuffer) {
if ( libOpenHevcDecode(ctx->openHevcHandle, NULL, 0, 0) ) {
return HEVC_flush_picture(ctx, outBuffer, outBufferLength, CTS);
}
//quick hack, we have an issue with openHEVC resuming after being flushed ...
ctx->had_pic = GF_FALSE;
libOpenHevcClose(ctx->openHevcHandle);
ctx->openHevcHandle = NULL;
ctx->is_init = GF_FALSE;
HEVC_ConfigureStream(ctx, ctx->esd);
return GF_OK;
}
if (!ES_ID) {
*outBufferLength = 0;
return GF_OK;
}
if (*outBufferLength < ctx->out_size) {
*outBufferLength = ctx->out_size;
return GF_BUFFER_TOO_SMALL;
}
*outBufferLength = 0;
if (ctx->had_pic) {
ctx->had_pic = GF_FALSE;
return HEVC_flush_picture(ctx, outBuffer, outBufferLength, CTS);
}
ctx->dec_frames++;
got_pic = libOpenHevcDecode(ctx->openHevcHandle, (u8 *) inBuffer, inBufferLength, *CTS);
if (ctx->raw_out) fwrite((u8 *) inBuffer, 1, inBufferLength, ctx->raw_out);
GF_LOG(GF_LOG_DEBUG, GF_LOG_CODEC, ("[HEVC Decoder] Decode CTS %d - size %d - got pic %d\n", *CTS, inBufferLength, got_pic));
if (got_pic>0) {
e = HEVC_flush_picture(ctx, outBuffer, outBufferLength, CTS);
if (e) return e;
got_pic = 0;
}
return GF_OK;
}
static GF_Err HEVC_ConfigurationScalableStream(HEVCDec *ctx, GF_ESD *esd)
{
GF_HEVCConfig *cfg = NULL;
char *data;
u32 data_len;
GF_BitStream *bs;
u32 i, j;
if (!esd->decoderConfig->decoderSpecificInfo || !esd->decoderConfig->decoderSpecificInfo->data)
return GF_OK;
cfg = gf_odf_hevc_cfg_read(esd->decoderConfig->decoderSpecificInfo->data, esd->decoderConfig->decoderSpecificInfo->dataLength, GF_FALSE);
if (!cfg) return GF_NON_COMPLIANT_BITSTREAM;
if (ctx->nalu_size_length != cfg->nal_unit_size)
return GF_NON_COMPLIANT_BITSTREAM;
bs = gf_bs_new(NULL, 0, GF_BITSTREAM_WRITE);
for (i=0; i< gf_list_count(cfg->param_array); i++) {
GF_HEVCParamArray *ar = (GF_HEVCParamArray *)gf_list_get(cfg->param_array, i);
for (j=0; j< gf_list_count(ar->nalus); j++) {
GF_AVCConfigSlot *sl = (GF_AVCConfigSlot *)gf_list_get(ar->nalus, j);
gf_bs_write_int(bs, sl->size, 8*ctx->nalu_size_length);
gf_bs_write_data(bs, sl->data, sl->size);
}
}
gf_bs_get_content(bs, &data, &data_len);
gf_bs_del(bs);
libOpenHevcDecode(ctx->openHevcHandle, (u8 *)data, data_len, 0);
if (ctx->raw_out) fwrite((u8 *)data, 1, data_len, ctx->raw_out);
gf_free(data);
libOpenHevcSetActiveDecoders(ctx->openHevcHandle, 2);
libOpenHevcSetViewLayers(ctx->openHevcHandle, 1);
return GF_OK;
}
