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movie.c - move variable declarations to top of function

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This commit is contained in:
twinaphex 2015-01-10 06:43:56 +01:00
parent 5bacd9ed1b
commit 8cfdd30ca0
1 changed files with 21 additions and 12 deletions
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33
movie.c
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@ -44,6 +44,9 @@ struct bsv_movie
static bool init_playback(bsv_movie_t *handle, const char *path)
{
uint32_t state_size;
uint32_t header[4] = {0};
handle->playback = true;
handle->file = fopen(path, "rb");
if (!handle->file)
@ -52,7 +55,6 @@ static bool init_playback(bsv_movie_t *handle, const char *path)
return false;
}
uint32_t header[4] = {0};
if (fread(header, sizeof(uint32_t), 4, handle->file) != 4)
{
RARCH_ERR("Couldn't read movie header.\n");
@ -71,7 +73,7 @@ static bool init_playback(bsv_movie_t *handle, const char *path)
if (swap_if_big32(header[CRC_INDEX]) != g_extern.content_crc)
RARCH_WARN("CRC32 checksum mismatch between content file and saved content checksum in replay file header; replay highly likely to desync on playback.\n");
uint32_t state_size = swap_if_big32(header[STATE_SIZE_INDEX]);
state_size = swap_if_big32(header[STATE_SIZE_INDEX]);
if (state_size)
{
@ -99,6 +101,9 @@ static bool init_playback(bsv_movie_t *handle, const char *path)
static bool init_record(bsv_movie_t *handle, const char *path)
{
uint32_t state_size;
uint32_t header[4] = {0};
handle->file = fopen(path, "wb");
if (!handle->file)
{
@ -106,7 +111,6 @@ static bool init_record(bsv_movie_t *handle, const char *path)
return false;
}
uint32_t header[4] = {0};
/* This value is supposed to show up as
* BSV1 in a HEX editor, big-endian. */
@ -114,7 +118,7 @@ static bool init_record(bsv_movie_t *handle, const char *path)
header[CRC_INDEX] = swap_if_big32(g_extern.content_crc);
uint32_t state_size = pretro_serialize_size();
state_size = pretro_serialize_size();
header[STATE_SIZE_INDEX] = swap_if_big32(state_size);
fwrite(header, 4, sizeof(uint32_t), handle->file);
@ -137,14 +141,14 @@ static bool init_record(bsv_movie_t *handle, const char *path)
void bsv_movie_free(bsv_movie_t *handle)
{
if (handle)
{
if (handle->file)
fclose(handle->file);
free(handle->state);
free(handle->frame_pos);
free(handle);
}
if (!handle)
return;
if (handle->file)
fclose(handle->file);
free(handle->state);
free(handle->frame_pos);
free(handle);
}
bool bsv_movie_get_input(bsv_movie_t *handle, int16_t *input)
@ -193,11 +197,16 @@ error:
void bsv_movie_set_frame_start(bsv_movie_t *handle)
{
if (!handle)
return;
handle->frame_pos[handle->frame_ptr] = ftell(handle->file);
}
void bsv_movie_set_frame_end(bsv_movie_t *handle)
{
if (!handle)
return;
handle->frame_ptr = (handle->frame_ptr + 1) & handle->frame_mask;
handle->first_rewind = !handle->did_rewind;