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* Fixed some coding style issues. David, please take a little more care about 

this!


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@34408 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler 2009-12-01 13:04:21 +00:00
parent c1cb57b1b1
commit 2920b81793
1 changed files with 55 additions and 50 deletions
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105
src/add-ons/media/plugins/avi_reader/libOpenDML/OpenDMLIndex.cpp
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@ -22,6 +22,8 @@
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <SupportDefs.h>
#include <math.h>
#include <stdio.h>
@ -39,7 +41,8 @@
OpenDMLIndex::OpenDMLIndex(BPositionIO *source, OpenDMLParser *parser)
: Index(source, parser)
:
Index(source, parser)
{
}
@ -58,104 +61,106 @@ OpenDMLIndex::Init()
bigtime_t pts;
odml_index_header superIndex;
const OpenDMLStream *stream;
int64 pos = 0;
uint32 bytesRead;
for (uint32 i=0; i < fStreamCount; i++) {
int64 pos = 0;
uint32 bytesRead;
for (int32 i = 0; i < fStreamCount; i++) {
stream = fParser->StreamInfo(i);
pos = stream->odml_index_start;
bytesRead = sizeof(odml_index_header);
if ((int32)bytesRead != fSource->ReadAt(pos, &superIndex, bytesRead)) {
ERROR("libOpenDML: OpenDMLIndex::Init file reading failed to read superindex\n");
ERROR("libOpenDML: OpenDMLIndex::Init file reading failed to read "
"superindex\n");
return B_IO_ERROR;
}
pos += bytesRead;
pts = 0;
lastFrame = 0;
ReadIndex(i, pos, &lastFrame, &pts, &superIndex);
}
return B_OK;
}
status_t
OpenDMLIndex::ReadIndex(uint32 stream_index, int64 pos, uint32 *lastFrame, bigtime_t *pts, odml_index_header *superIndex) {
OpenDMLIndex::ReadIndex(uint32 stream_index, int64 pos, uint32 *lastFrame,
bigtime_t *pts, odml_index_header *superIndex)
{
odml_superindex_entry superIndexEntry;
const OpenDMLStream *stream = fParser->StreamInfo(stream_index);
odml_superindex_entry superIndexEntry;
//odml_field_index_entry fieldIndexEntry;
uint32 bytesRead;
const OpenDMLStream *stream = fParser->StreamInfo(stream_index);
for (uint32 i=0; i < superIndex->entries_used; i++) {
for (uint32 i = 0; i < superIndex->entries_used; i++) {
if (superIndex->index_type == AVI_INDEX_OF_INDEXES) {
bytesRead = sizeof(odml_superindex_entry);
if ((int32)bytesRead != fSource->ReadAt(pos, &superIndexEntry, bytesRead)) {
ERROR("libOpenDML: OpenDMLIndex::Init file reading failed to read superindex entry\n");
ssize_t bytesRead = fSource->ReadAt(pos, &superIndexEntry,
sizeof(odml_superindex_entry));
if (bytesRead < 0)
return bytesRead;
if (bytesRead != (ssize_t)sizeof(odml_superindex_entry)) {
ERROR("libOpenDML: OpenDMLIndex::Init file reading failed to "
"read superindex entry\n");
return B_IO_ERROR;
}
pos += bytesRead;
if (superIndexEntry.start == 0) {
if (superIndexEntry.start == 0)
continue;
}
if (superIndex->index_sub_type == AVI_INDEX_2FIELD) {
} else {
ReadChunkIndex(stream_index, superIndexEntry.start + 8, lastFrame, pts, stream);
if (superIndex->index_sub_type != AVI_INDEX_2FIELD) {
ReadChunkIndex(stream_index, superIndexEntry.start + 8,
lastFrame, pts, stream);
}
}
}
return B_OK;
}
status_t
OpenDMLIndex::ReadChunkIndex(uint32 stream_index, int64 pos, uint32 *lastFrame, bigtime_t *pts, const OpenDMLStream *stream) {
odml_index_entry chunkIndexEntry;
odml_chunk_index_header chunkIndex;
uint32 bytesRead;
uint32 frameNo;
bool keyframe;
uint32 sample_size;
int64 position;
uint32 size;
OpenDMLIndex::ReadChunkIndex(uint32 stream_index, int64 pos, uint32 *lastFrame,
bigtime_t *pts, const OpenDMLStream *stream)
{
odml_index_entry chunkIndexEntry;
odml_chunk_index_header chunkIndex;
uint32 bytesRead;
uint32 frameNo;
bool keyframe;
uint32 sample_size;
int64 position;
uint32 size;
bytesRead = sizeof(odml_chunk_index_header);
if ((int32)bytesRead != fSource->ReadAt(pos, &chunkIndex, bytesRead)) {
ERROR("libOpenDML: OpenDMLIndex::Init file reading failed to read Chunk Index\n");
return B_IO_ERROR;
}
pos += bytesRead;
for (uint32 i=0; i<chunkIndex.entries_used; i++) {
bytesRead = sizeof(odml_index_entry);
if ((int32)bytesRead != fSource->ReadAt(pos, &chunkIndexEntry, bytesRead)) {
ERROR("libOpenDML: OpenDMLIndex::Init file reading failed to read Chunk Index Entry\n");
return B_IO_ERROR;
}
pos += bytesRead;
keyframe = (chunkIndexEntry.size & 0x80000000) ? false : true;
position = chunkIndex.base_offset + chunkIndexEntry.start - 8;
size = chunkIndexEntry.size & 0x7fffffff;
frameNo = *lastFrame;
if (stream->is_video) {
// Video is easy enough, it is always 1 frame = 1 index
*pts = *lastFrame * 1000000LL * stream->frames_per_sec_scale / stream->frames_per_sec_rate;
@ -191,10 +196,10 @@ uint32 size;
*lastFrame += size / stream->stream_header.sample_size;
}
}
AddIndex(stream_index, position, size, frameNo, *pts, keyframe);
}
return B_OK;
}