static void
gst_ducati_vc1dec_update_buffer_size (GstDucatiVidDec * self)
{
gint w = self->width;
gint h = self->height;
/* calculate output buffer parameters: */
self->padded_width = ALIGN2 (w + (2 * PADX), 7);
self->padded_height = (ALIGN2 (h / 2, 4) * 2) + 2 * PADY;
self->min_buffers = 8;
}
static void
gst_ducati_h264dec_update_buffer_size (GstDucatiVidDec * self)
{
gint w = self->width;
gint h = self->height;
/* calculate output buffer parameters: */
self->padded_width = ALIGN2 (w + (2 * PADX), 7);
self->padded_height = h + 4 * PADY;
self->min_buffers = MIN (16, 32768 / ((w / 16) * (h / 16))) + 3;
}
static void
gst_ducati_mpeg4dec_update_buffer_size (GstDucatiVidDec * self)
{
gint w = self->width;
gint h = self->height;
/* calculate output buffer parameters: */
self->padded_width = ALIGN2 (w + PADX, 7);
self->padded_height = h + PADY;
self->min_buffers = 8;
}
int omxAutoResize(ILCLIENT_T *client, IMAGE *inImage, IMAGE *outImage, const int display,
const int rotation, const char noAspect){
outImage->pData = NULL;
uint32_t sWidth, sHeight;
if(outImage->height > 0 && outImage->width > 0){
if(noAspect){
return omxResize(client, inImage, outImage);
}
sWidth = outImage->width;
sHeight= outImage->height;
}else{
graphics_get_display_size(display, &sWidth, &sHeight);
}
if(rotation == 90 || rotation == 270){
uint32_t rotHeight = sHeight;
sHeight = sWidth;
sWidth = rotHeight;
}
float dAspect = (float) sWidth / sHeight;
float iAspect = (float) inImage->width / inImage->height;
if(dAspect > iAspect){
outImage->height = sHeight;
outImage->width = ALIGN2((int) (sHeight * iAspect));
}else{
outImage->width = sWidth;
outImage->height = ALIGN2((int) (sWidth / iAspect));
}
return omxResize(client, inImage, outImage);
}
static gboolean
gst_ducati_viddec_parse_caps (GstDucatiVidDec * self, GstStructure * s)
{
const GValue *codec_data;
gint w, h;
if (gst_structure_get_int (s, "width", &w) &&
gst_structure_get_int (s, "height", &h)) {
h = ALIGN2 (h, 4); /* round up to MB */
w = ALIGN2 (w, 4); /* round up to MB */
/* if we've already created codec, but the resolution has changed, we
* need to re-create the codec:
*/
if (G_UNLIKELY (self->codec)) {
if ((h != self->height) || (w != self->width)) {
codec_delete (self);
}
}
self->width = w;
self->height = h;
codec_data = gst_structure_get_value (s, "codec_data");
if (codec_data) {
GstBuffer *buffer = gst_value_get_buffer (codec_data);
GST_DEBUG_OBJECT (self, "codec_data: %" GST_PTR_FORMAT, buffer);
self->codec_data = gst_buffer_ref (buffer);
}
return TRUE;
}
return FALSE;
}
int main (int argc, char * const argv[])
{
// Settings
u32 uiStartAddress = 0;
u32 uiOffset = 0;
u32 uiSize = 0xFFFFFFFF;
g_bShowLdrLabels = true;
g_bShowComments = false;
g_bGccCompatible = true;
// Parse arguments
bool bError = false;
int i = 1;
for (i = 1; i < argc; i++)
{
if ('-' == argv[i][0])
{
switch (argv[i][1])
{
case 'a':
// Stating address
i++;
if (argc == i)
bError = true;
else
bError = !parse_number(argv[i], uiStartAddress);
break;
case 'o':
// Start offset
i++;
if (argc == i)
bError = true;
else
bError = !parse_number(argv[i], uiOffset);
break;
case 's':
// Disassemble size
i++;
if (argc == i)
bError = true;
else
bError = !parse_number(argv[i], uiSize);
break;
case 'p':
g_bShowLdrLabels = false;
break;
default:
bError = true;
break;
}
}
else
break;
}
if (1 >= argc || bError || i != (argc - 1))
{
usage();
return 0;
}
// Align
uiStartAddress = ALIGN2(uiStartAddress);
uiOffset = ALIGN2(uiOffset);
uiStartAddress += uiOffset;
// Open file and start disassembly
FILE *in = fopen(argv[i], "rb");
if (in == NULL)
{
printf("mdisasm: Failed to open input file.\n");
return 0;
}
// Seek to offset
if (0 != fseek(in, uiOffset, SEEK_SET))
{
// Offset too biga nd is behind the file end, quit silently
fclose(in);
return 0;
}
// Prepare
StartInstructionChain();
// Disassemble
u16 usCode;
u16 usCode2;
bool bSkipFirstRead = false;
for (u32 pos = 0; pos < uiSize;)
{
// Load 2 bytes from the file
if (!bSkipFirstRead && 2 != fread(&usCode, 1, 2, in))
{
// End of the file, exit
fclose(in);
return 0;
}
bSkipFirstRead = false;
// Try to load 2 more bytes
if (2 != fread(&usCode2, 1, 2, in))
{
// End of file, try to decode as 16bit and exit
DecodeInstruction(uiStartAddress + pos * 2, usCode, 0);
fclose(in);
return 0;
}
// Decode
int iSize = DecodeInstruction(uiStartAddress + pos * 2, usCode, usCode2);
if (1 == iSize)
{
// This is 16bit instruction, shft halfwords and continue
usCode = usCode2;
bSkipFirstRead = true;
}
pos += iSize;
}
fclose(in);
return 0;
}
