int FileJPEGList::write_frame(VFrame *frame, VFrame *data)
{
mjpeg_t *mjpeg = mjpeg_new(asset->width,
asset->height,
1);
mjpeg_compress(mjpeg,
frame->get_rows(),
frame->get_y(),
frame->get_u(),
frame->get_v(),
frame->get_color_model(),
file->cpus);
data->allocate_compressed_data(mjpeg_output_size(mjpeg));
bcopy(mjpeg_output_buffer(mjpeg), frame->get_data(), mjpeg_output_size(mjpeg));
mjpeg_delete(mjpeg);
return 0;
}
static int encode(quicktime_t *file, unsigned char **row_pointers, int track)
{
quicktime_video_map_t *vtrack = &(file->vtracks[track]);
initialize(vtrack);
quicktime_jpeg_codec_t *codec = ((quicktime_codec_t*)vtrack->codec)->priv;
quicktime_trak_t *trak = vtrack->track;
mjpeg_set_quality(codec->mjpeg, codec->quality);
mjpeg_set_float(codec->mjpeg, codec->use_float);
//int64_t offset = quicktime_position(file);
int result = 0;
long field2_offset;
quicktime_atom_t chunk_atom;
//printf("encode 1\n");
mjpeg_set_cpus(codec->mjpeg, file->cpus);
mjpeg_compress(codec->mjpeg, row_pointers,
row_pointers[0], row_pointers[1], row_pointers[2],
file->color_model, file->cpus);
if(codec->jpeg_type == JPEG_MJPA)
{
if(file->use_avi)
{
mjpeg_insert_avi_markers(&codec->mjpeg->output_data,
&codec->mjpeg->output_size,
&codec->mjpeg->output_allocated,
2,
&field2_offset);
}
else
{
mjpeg_insert_quicktime_markers(&codec->mjpeg->output_data,
&codec->mjpeg->output_size,
&codec->mjpeg->output_allocated,
2,
&field2_offset);
}
}
quicktime_write_chunk_header(file, trak, &chunk_atom);
result = !quicktime_write_data(file,
(char*)mjpeg_output_buffer(codec->mjpeg),
mjpeg_output_size(codec->mjpeg));
quicktime_write_chunk_footer(file,
trak,
vtrack->current_chunk,
&chunk_atom,
1);
vtrack->current_chunk++;
//printf("encode 100\n");
return result;
}
