mfreadwrite: Autodetect ftyp(isom) as .mp4.

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2020-03-25 14:40:02 +03:00 committed by Alexandre Julliard
parent 954ed23648
commit 3ac77317b8
1 changed files with 18 additions and 15 deletions

View File

@ -1888,26 +1888,26 @@ failed:
static HRESULT bytestream_get_url_hint(IMFByteStream *stream, WCHAR const **url)
{
static const UINT8 asfmagic[] = {0x30,0x26,0xb2,0x75,0x8e,0x66,0xcf,0x11,0xa6,0xd9,0x00,0xaa,0x00,0x62,0xce,0x6c};
static const UINT8 wavmagic[] = { 'R', 'I', 'F', 'F',0x00,0x00,0x00,0x00, 'W', 'A', 'V', 'E', 'f', 'm', 't', ' '};
static const UINT8 wavmask[] = {0xff,0xff,0xff,0xff,0x00,0x00,0x00,0x00,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff};
static const unsigned char asfmagic[] = {0x30,0x26,0xb2,0x75,0x8e,0x66,0xcf,0x11,0xa6,0xd9,0x00,0xaa,0x00,0x62,0xce,0x6c};
static const unsigned char wavmagic[] = { 'R', 'I', 'F', 'F',0x00,0x00,0x00,0x00, 'W', 'A', 'V', 'E', 'f', 'm', 't', ' '};
static const unsigned char wavmask[] = {0xff,0xff,0xff,0xff,0x00,0x00,0x00,0x00,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff};
static const unsigned char isommagic[] = {0x00,0x00,0x00,0x00, 'f', 't', 'y', 'p', 'i', 's', 'o', 'm',0x00,0x00,0x00,0x00};
static const unsigned char mp4mask[] = {0x00,0x00,0x00,0x00,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,0x00,0x00,0x00,0x00};
static const struct stream_content_url_hint
{
const UINT8 *magic;
UINT32 magic_len;
const unsigned char *magic;
const WCHAR *url;
const UINT8 *mask;
const unsigned char *mask;
}
url_hints[] =
{
{ asfmagic, sizeof(asfmagic), L".asf" },
{ wavmagic, sizeof(wavmagic), L".wav", wavmask },
{ asfmagic, L".asf" },
{ wavmagic, L".wav", wavmask },
{ isommagic, L".mp4", mp4mask },
};
UINT8 buffer[4 * sizeof(unsigned int)];
unsigned char buffer[4 * sizeof(unsigned int)], pattern[4 * sizeof(unsigned int)];
unsigned int i, j, length = 0, caps = 0;
IMFAttributes *attributes;
UINT32 length = 0;
unsigned int i, j;
DWORD caps = 0;
QWORD position;
HRESULT hr;
@ -1941,23 +1941,26 @@ static HRESULT bytestream_get_url_hint(IMFByteStream *stream, WCHAR const **url)
for (i = 0; i < ARRAY_SIZE(url_hints); ++i)
{
memcpy(pattern, buffer, sizeof(buffer));
if (url_hints[i].mask)
{
unsigned int *mask = (unsigned int *)url_hints[i].mask;
unsigned int *data = (unsigned int *)buffer;
unsigned int *data = (unsigned int *)pattern;
for (j = 0; j < sizeof(buffer) / sizeof(unsigned int); ++j)
data[j] &= mask[j];
}
if (!memcmp(buffer, url_hints[i].magic, min(url_hints[i].magic_len, length)))
if (!memcmp(pattern, url_hints[i].magic, sizeof(pattern)))
{
*url = url_hints[i].url;
break;
}
}
if (!*url)
if (*url)
TRACE("Stream type guessed as %s from %s.\n", debugstr_w(*url), debugstr_an((char *)buffer, length));
else
WARN("Unrecognized content type %s.\n", debugstr_an((char *)buffer, length));
return S_OK;