static int sdl_submit_decode_unit(PDECODE_UNIT decodeUnit) {
if (decodeUnit->fullLength < DECODER_BUFFER_SIZE) {
PLENTRY entry = decodeUnit->bufferList;
int length = 0;
while (entry != NULL) {
memcpy(ffmpeg_buffer+length, entry->data, entry->length);
length += entry->length;
entry = entry->next;
}
int ret = ffmpeg_decode(ffmpeg_buffer, length);
if (ret == 1) {
AVFrame* frame = ffmpeg_get_frame();
SDL_UpdateYUVTexture(bmp, NULL, frame->data[0], frame->linesize[0], frame->data[1], frame->linesize[1], frame->data[2], frame->linesize[2]);
SDL_RenderClear(renderer);
SDL_RenderCopy(renderer, bmp, NULL, NULL);
SDL_RenderPresent(renderer);
}
} else {
fprintf(stderr, "Video decode buffer too small");
exit(1);
}
return DR_OK;
}
int ffmpeg_read(struct ffmpeg_file *file, char *buf, int len)
{
int wrote = 0;
while (len - wrote > 0) {
if (file->buf == NULL || file->buf_len - file->buf_offset == 0) {
for (int i = 0; ; i++) {
int n = ffmpeg_decode(file);
if (n < 0) {
ffmpeg_reset_pkt(file);
if (i >= 3) {
return n;
}
} else {
break;
}
}
}
if (file->buf_len - file->buf_offset > 0) {
int n = MIN(len - wrote, file->buf_len - file->buf_offset);
memcpy(buf + wrote, file->buf[0] + file->buf_offset, n);
file->buf_offset += n;
wrote += n;
}
}
return wrote;
}
static int sdl_submit_decode_unit(PDECODE_UNIT decodeUnit) {
if (decodeUnit->fullLength < DECODER_BUFFER_SIZE) {
PLENTRY entry = decodeUnit->bufferList;
int length = 0;
while (entry != NULL) {
memcpy(ffmpeg_buffer+length, entry->data, entry->length);
length += entry->length;
entry = entry->next;
}
if (SDL_LockMutex(mutex) == 0) {
int ret = ffmpeg_decode(ffmpeg_buffer, length);
if (ret == 1) {
AVFrame* frame = ffmpeg_get_frame();
SDL_Event event;
event.type = SDL_USEREVENT;
event.user.code = SDL_CODE_FRAME;
event.user.data1 = &frame->data;
event.user.data2 = &frame->linesize;
SDL_PushEvent(&event);
}
SDL_UnlockMutex(mutex);
} else
fprintf(stderr, "Couldn't lock mutex\n");
} else {
fprintf(stderr, "Video decode buffer too small");
exit(1);
}
return DR_OK;
}
BOOL freerdp_dsp_ffmpeg_decode(FREERDP_DSP_CONTEXT* context, const AUDIO_FORMAT* srcFormat,
const BYTE* data, size_t length, wStream* out)
{
if (!context || !srcFormat || !data || !out || context->encoder)
return FALSE;
av_init_packet(context->packet);
context->packet->data = data;
context->packet->size = length;
return ffmpeg_decode(context->context, context->packet, context->frame,
context->rcontext, context->resampled, out);
}
