dany/libwebp
1
0
Fork 0
mirror of https://github.com/webmproject/libwebp.git synced 2024-12-27 06:08:21 +01:00
Code Issues Actions Packages Projects Releases Wiki Activity

Merge "demux cosmetics: comments/rename internal function" into 0.3.0

Browse Source
This commit is contained in:
James Zern 2013-03-19 17:09:07 -07:00 committed by Gerrit Code Review
commit 3e084f63f5
1 changed files with 9 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
src/demux/demux.c
View File

@ -301,7 +301,7 @@ static ParseStatus NewFrame(const MemBuffer* const mem,
// Parse a 'ANMF' chunk and any image bearing chunks that immediately follow. // Parse a 'ANMF' chunk and any image bearing chunks that immediately follow.
// 'frame_chunk_size' is the previously validated, padded chunk size. // 'frame_chunk_size' is the previously validated, padded chunk size.
static ParseStatus ParseFrame( static ParseStatus ParseAnimationFrame(
WebPDemuxer* const dmux, uint32_t frame_chunk_size) { WebPDemuxer* const dmux, uint32_t frame_chunk_size) {
const int has_frames = !!(dmux->feature_flags_ & ANIMATION_FLAG); const int has_frames = !!(dmux->feature_flags_ & ANIMATION_FLAG);
const uint32_t anmf_payload_size = frame_chunk_size - ANMF_CHUNK_SIZE; const uint32_t anmf_payload_size = frame_chunk_size - ANMF_CHUNK_SIZE;
@ -322,8 +322,8 @@ static ParseStatus ParseFrame(
return PARSE_ERROR; return PARSE_ERROR;
} }
// Store a frame only if the animation flag is set and all data for this frame // Store a frame only if the animation flag is set there is some data for
// is available. // this frame is available.
status = StoreFrame(dmux->num_frames_ + 1, anmf_payload_size, mem, frame, status = StoreFrame(dmux->num_frames_ + 1, anmf_payload_size, mem, frame,
NULL); NULL);
if (status != PARSE_ERROR && has_frames && frame->frame_num_ > 0) { if (status != PARSE_ERROR && has_frames && frame->frame_num_ > 0) {
@ -358,8 +358,8 @@ static ParseStatus ParseFragment(WebPDemuxer* const dmux,
frame->x_offset_ = 2 * ReadLE24s(mem); frame->x_offset_ = 2 * ReadLE24s(mem);
frame->y_offset_ = 2 * ReadLE24s(mem); frame->y_offset_ = 2 * ReadLE24s(mem);
// Store a fragment only if the fragments flag is set and all data for this // Store a fragment only if the fragments flag is set there is some data for
// fragment is available. // this fragment is available.
status = StoreFrame(frame_num, frgm_payload_size, mem, frame, NULL); status = StoreFrame(frame_num, frgm_payload_size, mem, frame, NULL);
if (status != PARSE_ERROR && has_fragments && frame->frame_num_ > 0) { if (status != PARSE_ERROR && has_fragments && frame->frame_num_ > 0) {
added_fragment = AddFrame(dmux, frame); added_fragment = AddFrame(dmux, frame);
@ -375,7 +375,7 @@ static ParseStatus ParseFragment(WebPDemuxer* const dmux,
} }
#endif // WEBP_EXPERIMENTAL_FEATURES #endif // WEBP_EXPERIMENTAL_FEATURES
// General chunk storage starting with the header at 'start_offset' allowing // General chunk storage, starting with the header at 'start_offset', allowing
// the user to request the payload via a fourcc string. 'size' includes the // the user to request the payload via a fourcc string. 'size' includes the
// header and the unpadded payload size. // header and the unpadded payload size.
// Returns true on success, false otherwise. // Returns true on success, false otherwise.
@ -432,7 +432,7 @@ static ParseStatus ParseSingleImage(WebPDemuxer* const dmux) {
frame = (Frame*)calloc(1, sizeof(*frame)); frame = (Frame*)calloc(1, sizeof(*frame));
if (frame == NULL) return PARSE_ERROR; if (frame == NULL) return PARSE_ERROR;
// For the single image case, we allow parsing of a partial frame. But we need // For the single image case we allow parsing of a partial frame, but we need
// at least CHUNK_HEADER_SIZE for parsing. // at least CHUNK_HEADER_SIZE for parsing.
status = StoreFrame(1, CHUNK_HEADER_SIZE, &dmux->mem_, frame, status = StoreFrame(1, CHUNK_HEADER_SIZE, &dmux->mem_, frame,
&has_vp8l_alpha); &has_vp8l_alpha);
@ -533,7 +533,7 @@ static ParseStatus ParseVP8X(WebPDemuxer* const dmux) {
} }
case MKFOURCC('A', 'N', 'M', 'F'): { case MKFOURCC('A', 'N', 'M', 'F'): {
if (anim_chunks == 0) return PARSE_ERROR; // 'ANIM' precedes frames. if (anim_chunks == 0) return PARSE_ERROR; // 'ANIM' precedes frames.
status = ParseFrame(dmux, chunk_size_padded); status = ParseAnimationFrame(dmux, chunk_size_padded);
break; break;
} }
#ifdef WEBP_EXPERIMENTAL_FEATURES #ifdef WEBP_EXPERIMENTAL_FEATURES